root / lib / cmdlib / instance.py @ 06c2fb4a
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1 | 22b7f6f8 | Thomas Thrainer | #
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2 | 22b7f6f8 | Thomas Thrainer | #
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3 | 22b7f6f8 | Thomas Thrainer | |
4 | 22b7f6f8 | Thomas Thrainer | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Google Inc.
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5 | 22b7f6f8 | Thomas Thrainer | #
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6 | 22b7f6f8 | Thomas Thrainer | # This program is free software; you can redistribute it and/or modify
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7 | 22b7f6f8 | Thomas Thrainer | # it under the terms of the GNU General Public License as published by
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8 | 22b7f6f8 | Thomas Thrainer | # the Free Software Foundation; either version 2 of the License, or
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9 | 22b7f6f8 | Thomas Thrainer | # (at your option) any later version.
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10 | 22b7f6f8 | Thomas Thrainer | #
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11 | 22b7f6f8 | Thomas Thrainer | # This program is distributed in the hope that it will be useful, but
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12 | 22b7f6f8 | Thomas Thrainer | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 22b7f6f8 | Thomas Thrainer | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 22b7f6f8 | Thomas Thrainer | # General Public License for more details.
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15 | 22b7f6f8 | Thomas Thrainer | #
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16 | 22b7f6f8 | Thomas Thrainer | # You should have received a copy of the GNU General Public License
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17 | 22b7f6f8 | Thomas Thrainer | # along with this program; if not, write to the Free Software
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18 | 22b7f6f8 | Thomas Thrainer | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | 22b7f6f8 | Thomas Thrainer | # 02110-1301, USA.
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20 | 22b7f6f8 | Thomas Thrainer | |
21 | 22b7f6f8 | Thomas Thrainer | |
22 | 22b7f6f8 | Thomas Thrainer | """Logical units dealing with instances."""
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23 | 22b7f6f8 | Thomas Thrainer | |
24 | 22b7f6f8 | Thomas Thrainer | import OpenSSL |
25 | 22b7f6f8 | Thomas Thrainer | import copy |
26 | 22b7f6f8 | Thomas Thrainer | import logging |
27 | 22b7f6f8 | Thomas Thrainer | import os |
28 | 22b7f6f8 | Thomas Thrainer | |
29 | 22b7f6f8 | Thomas Thrainer | from ganeti import compat |
30 | 22b7f6f8 | Thomas Thrainer | from ganeti import constants |
31 | 22b7f6f8 | Thomas Thrainer | from ganeti import errors |
32 | 22b7f6f8 | Thomas Thrainer | from ganeti import ht |
33 | 22b7f6f8 | Thomas Thrainer | from ganeti import hypervisor |
34 | 22b7f6f8 | Thomas Thrainer | from ganeti import locking |
35 | 22b7f6f8 | Thomas Thrainer | from ganeti.masterd import iallocator |
36 | 22b7f6f8 | Thomas Thrainer | from ganeti import masterd |
37 | 22b7f6f8 | Thomas Thrainer | from ganeti import netutils |
38 | 22b7f6f8 | Thomas Thrainer | from ganeti import objects |
39 | 22b7f6f8 | Thomas Thrainer | from ganeti import opcodes |
40 | 22b7f6f8 | Thomas Thrainer | from ganeti import pathutils |
41 | 22b7f6f8 | Thomas Thrainer | from ganeti import rpc |
42 | 22b7f6f8 | Thomas Thrainer | from ganeti import utils |
43 | 22b7f6f8 | Thomas Thrainer | |
44 | 8aa8f6b1 | Thomas Thrainer | from ganeti.cmdlib.base import NoHooksLU, LogicalUnit, ResultWithJobs |
45 | 22b7f6f8 | Thomas Thrainer | |
46 | 13f6af81 | Thomas Thrainer | from ganeti.cmdlib.common import INSTANCE_DOWN, \ |
47 | 5eacbcae | Thomas Thrainer | INSTANCE_NOT_RUNNING, CAN_CHANGE_INSTANCE_OFFLINE, CheckNodeOnline, \ |
48 | 5eacbcae | Thomas Thrainer | ShareAll, GetDefaultIAllocator, CheckInstanceNodeGroups, \ |
49 | 5eacbcae | Thomas Thrainer | LoadNodeEvacResult, CheckIAllocatorOrNode, CheckParamsNotGlobal, \ |
50 | 5eacbcae | Thomas Thrainer | IsExclusiveStorageEnabledNode, CheckHVParams, CheckOSParams, \ |
51 | 5eacbcae | Thomas Thrainer | AnnotateDiskParams, GetUpdatedParams, ExpandInstanceName, \ |
52 | 5eacbcae | Thomas Thrainer | ComputeIPolicySpecViolation, CheckInstanceState, ExpandNodeName |
53 | 5eacbcae | Thomas Thrainer | from ganeti.cmdlib.instance_storage import CreateDisks, \ |
54 | a365b47f | Bernardo Dal Seno | CheckNodesFreeDiskPerVG, WipeDisks, WipeOrCleanupDisks, WaitForSync, \ |
55 | 5eacbcae | Thomas Thrainer | IsExclusiveStorageEnabledNodeName, CreateSingleBlockDev, ComputeDisks, \ |
56 | 5eacbcae | Thomas Thrainer | CheckRADOSFreeSpace, ComputeDiskSizePerVG, GenerateDiskTemplate, \ |
57 | a365b47f | Bernardo Dal Seno | StartInstanceDisks, ShutdownInstanceDisks, AssembleInstanceDisks |
58 | 5eacbcae | Thomas Thrainer | from ganeti.cmdlib.instance_utils import BuildInstanceHookEnvByObject, \ |
59 | 5eacbcae | Thomas Thrainer | GetClusterDomainSecret, BuildInstanceHookEnv, NICListToTuple, \ |
60 | 5eacbcae | Thomas Thrainer | NICToTuple, CheckNodeNotDrained, RemoveInstance, CopyLockList, \ |
61 | 5eacbcae | Thomas Thrainer | ReleaseLocks, CheckNodeVmCapable, CheckTargetNodeIPolicy, \ |
62 | 5eacbcae | Thomas Thrainer | GetInstanceInfoText, RemoveDisks, CheckNodeFreeMemory, \ |
63 | 5eacbcae | Thomas Thrainer | CheckInstanceBridgesExist, CheckNicsBridgesExist, CheckNodeHasOS |
64 | 22b7f6f8 | Thomas Thrainer | |
65 | 22b7f6f8 | Thomas Thrainer | import ganeti.masterd.instance |
66 | 22b7f6f8 | Thomas Thrainer | |
67 | 22b7f6f8 | Thomas Thrainer | |
68 | 5eacbcae | Thomas Thrainer | #: Type description for changes as returned by L{_ApplyContainerMods}'s
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69 | 22b7f6f8 | Thomas Thrainer | #: callbacks
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70 | 22b7f6f8 | Thomas Thrainer | _TApplyContModsCbChanges = \ |
71 | 22b7f6f8 | Thomas Thrainer | ht.TMaybeListOf(ht.TAnd(ht.TIsLength(2), ht.TItems([
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72 | 22b7f6f8 | Thomas Thrainer | ht.TNonEmptyString, |
73 | 22b7f6f8 | Thomas Thrainer | ht.TAny, |
74 | 22b7f6f8 | Thomas Thrainer | ]))) |
75 | 22b7f6f8 | Thomas Thrainer | |
76 | 22b7f6f8 | Thomas Thrainer | |
77 | 22b7f6f8 | Thomas Thrainer | def _CheckHostnameSane(lu, name): |
78 | 22b7f6f8 | Thomas Thrainer | """Ensures that a given hostname resolves to a 'sane' name.
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79 | 22b7f6f8 | Thomas Thrainer |
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80 | 22b7f6f8 | Thomas Thrainer | The given name is required to be a prefix of the resolved hostname,
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81 | 22b7f6f8 | Thomas Thrainer | to prevent accidental mismatches.
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82 | 22b7f6f8 | Thomas Thrainer |
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83 | 22b7f6f8 | Thomas Thrainer | @param lu: the logical unit on behalf of which we're checking
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84 | 22b7f6f8 | Thomas Thrainer | @param name: the name we should resolve and check
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85 | 22b7f6f8 | Thomas Thrainer | @return: the resolved hostname object
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86 | 22b7f6f8 | Thomas Thrainer |
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87 | 22b7f6f8 | Thomas Thrainer | """
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88 | 22b7f6f8 | Thomas Thrainer | hostname = netutils.GetHostname(name=name) |
89 | 22b7f6f8 | Thomas Thrainer | if hostname.name != name:
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90 | 22b7f6f8 | Thomas Thrainer | lu.LogInfo("Resolved given name '%s' to '%s'", name, hostname.name)
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91 | 22b7f6f8 | Thomas Thrainer | if not utils.MatchNameComponent(name, [hostname.name]): |
92 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError(("Resolved hostname '%s' does not look the" |
93 | 22b7f6f8 | Thomas Thrainer | " same as given hostname '%s'") %
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94 | 22b7f6f8 | Thomas Thrainer | (hostname.name, name), errors.ECODE_INVAL) |
95 | 22b7f6f8 | Thomas Thrainer | return hostname
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96 | 22b7f6f8 | Thomas Thrainer | |
97 | 22b7f6f8 | Thomas Thrainer | |
98 | 22b7f6f8 | Thomas Thrainer | def _CheckOpportunisticLocking(op): |
99 | 22b7f6f8 | Thomas Thrainer | """Generate error if opportunistic locking is not possible.
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100 | 22b7f6f8 | Thomas Thrainer |
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101 | 22b7f6f8 | Thomas Thrainer | """
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102 | 22b7f6f8 | Thomas Thrainer | if op.opportunistic_locking and not op.iallocator: |
103 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Opportunistic locking is only available in" |
104 | 22b7f6f8 | Thomas Thrainer | " combination with an instance allocator",
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105 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
106 | 22b7f6f8 | Thomas Thrainer | |
107 | 22b7f6f8 | Thomas Thrainer | |
108 | 22b7f6f8 | Thomas Thrainer | def _CreateInstanceAllocRequest(op, disks, nics, beparams, node_whitelist): |
109 | 22b7f6f8 | Thomas Thrainer | """Wrapper around IAReqInstanceAlloc.
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110 | 22b7f6f8 | Thomas Thrainer |
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111 | 22b7f6f8 | Thomas Thrainer | @param op: The instance opcode
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112 | 22b7f6f8 | Thomas Thrainer | @param disks: The computed disks
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113 | 22b7f6f8 | Thomas Thrainer | @param nics: The computed nics
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114 | 22b7f6f8 | Thomas Thrainer | @param beparams: The full filled beparams
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115 | 22b7f6f8 | Thomas Thrainer | @param node_whitelist: List of nodes which should appear as online to the
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116 | 22b7f6f8 | Thomas Thrainer | allocator (unless the node is already marked offline)
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117 | 22b7f6f8 | Thomas Thrainer |
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118 | 22b7f6f8 | Thomas Thrainer | @returns: A filled L{iallocator.IAReqInstanceAlloc}
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119 | 22b7f6f8 | Thomas Thrainer |
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120 | 22b7f6f8 | Thomas Thrainer | """
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121 | 22b7f6f8 | Thomas Thrainer | spindle_use = beparams[constants.BE_SPINDLE_USE] |
122 | 22b7f6f8 | Thomas Thrainer | return iallocator.IAReqInstanceAlloc(name=op.instance_name,
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123 | 22b7f6f8 | Thomas Thrainer | disk_template=op.disk_template, |
124 | 22b7f6f8 | Thomas Thrainer | tags=op.tags, |
125 | 22b7f6f8 | Thomas Thrainer | os=op.os_type, |
126 | 22b7f6f8 | Thomas Thrainer | vcpus=beparams[constants.BE_VCPUS], |
127 | 22b7f6f8 | Thomas Thrainer | memory=beparams[constants.BE_MAXMEM], |
128 | 22b7f6f8 | Thomas Thrainer | spindle_use=spindle_use, |
129 | 22b7f6f8 | Thomas Thrainer | disks=disks, |
130 | 22b7f6f8 | Thomas Thrainer | nics=[n.ToDict() for n in nics], |
131 | 22b7f6f8 | Thomas Thrainer | hypervisor=op.hypervisor, |
132 | 22b7f6f8 | Thomas Thrainer | node_whitelist=node_whitelist) |
133 | 22b7f6f8 | Thomas Thrainer | |
134 | 22b7f6f8 | Thomas Thrainer | |
135 | 22b7f6f8 | Thomas Thrainer | def _ComputeFullBeParams(op, cluster): |
136 | 22b7f6f8 | Thomas Thrainer | """Computes the full beparams.
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137 | 22b7f6f8 | Thomas Thrainer |
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138 | 22b7f6f8 | Thomas Thrainer | @param op: The instance opcode
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139 | 22b7f6f8 | Thomas Thrainer | @param cluster: The cluster config object
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140 | 22b7f6f8 | Thomas Thrainer |
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141 | 22b7f6f8 | Thomas Thrainer | @return: The fully filled beparams
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142 | 22b7f6f8 | Thomas Thrainer |
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143 | 22b7f6f8 | Thomas Thrainer | """
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144 | 22b7f6f8 | Thomas Thrainer | default_beparams = cluster.beparams[constants.PP_DEFAULT] |
145 | 22b7f6f8 | Thomas Thrainer | for param, value in op.beparams.iteritems(): |
146 | 22b7f6f8 | Thomas Thrainer | if value == constants.VALUE_AUTO:
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147 | 22b7f6f8 | Thomas Thrainer | op.beparams[param] = default_beparams[param] |
148 | 22b7f6f8 | Thomas Thrainer | objects.UpgradeBeParams(op.beparams) |
149 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(op.beparams, constants.BES_PARAMETER_TYPES) |
150 | 22b7f6f8 | Thomas Thrainer | return cluster.SimpleFillBE(op.beparams)
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151 | 22b7f6f8 | Thomas Thrainer | |
152 | 22b7f6f8 | Thomas Thrainer | |
153 | 22b7f6f8 | Thomas Thrainer | def _ComputeNics(op, cluster, default_ip, cfg, ec_id): |
154 | 22b7f6f8 | Thomas Thrainer | """Computes the nics.
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155 | 22b7f6f8 | Thomas Thrainer |
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156 | 22b7f6f8 | Thomas Thrainer | @param op: The instance opcode
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157 | 22b7f6f8 | Thomas Thrainer | @param cluster: Cluster configuration object
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158 | 22b7f6f8 | Thomas Thrainer | @param default_ip: The default ip to assign
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159 | 22b7f6f8 | Thomas Thrainer | @param cfg: An instance of the configuration object
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160 | 22b7f6f8 | Thomas Thrainer | @param ec_id: Execution context ID
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161 | 22b7f6f8 | Thomas Thrainer |
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162 | 22b7f6f8 | Thomas Thrainer | @returns: The build up nics
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163 | 22b7f6f8 | Thomas Thrainer |
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164 | 22b7f6f8 | Thomas Thrainer | """
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165 | 22b7f6f8 | Thomas Thrainer | nics = [] |
166 | 22b7f6f8 | Thomas Thrainer | for nic in op.nics: |
167 | 22b7f6f8 | Thomas Thrainer | nic_mode_req = nic.get(constants.INIC_MODE, None)
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168 | 22b7f6f8 | Thomas Thrainer | nic_mode = nic_mode_req |
169 | 22b7f6f8 | Thomas Thrainer | if nic_mode is None or nic_mode == constants.VALUE_AUTO: |
170 | 22b7f6f8 | Thomas Thrainer | nic_mode = cluster.nicparams[constants.PP_DEFAULT][constants.NIC_MODE] |
171 | 22b7f6f8 | Thomas Thrainer | |
172 | 22b7f6f8 | Thomas Thrainer | net = nic.get(constants.INIC_NETWORK, None)
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173 | 22b7f6f8 | Thomas Thrainer | link = nic.get(constants.NIC_LINK, None)
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174 | 22b7f6f8 | Thomas Thrainer | ip = nic.get(constants.INIC_IP, None)
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175 | 22b7f6f8 | Thomas Thrainer | |
176 | 22b7f6f8 | Thomas Thrainer | if net is None or net.lower() == constants.VALUE_NONE: |
177 | 22b7f6f8 | Thomas Thrainer | net = None
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178 | 22b7f6f8 | Thomas Thrainer | else:
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179 | 22b7f6f8 | Thomas Thrainer | if nic_mode_req is not None or link is not None: |
180 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("If network is given, no mode or link" |
181 | 22b7f6f8 | Thomas Thrainer | " is allowed to be passed",
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182 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
183 | 22b7f6f8 | Thomas Thrainer | |
184 | 22b7f6f8 | Thomas Thrainer | # ip validity checks
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185 | 22b7f6f8 | Thomas Thrainer | if ip is None or ip.lower() == constants.VALUE_NONE: |
186 | 22b7f6f8 | Thomas Thrainer | nic_ip = None
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187 | 22b7f6f8 | Thomas Thrainer | elif ip.lower() == constants.VALUE_AUTO:
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188 | 22b7f6f8 | Thomas Thrainer | if not op.name_check: |
189 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("IP address set to auto but name checks" |
190 | 22b7f6f8 | Thomas Thrainer | " have been skipped",
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191 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
192 | 22b7f6f8 | Thomas Thrainer | nic_ip = default_ip |
193 | 22b7f6f8 | Thomas Thrainer | else:
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194 | 22b7f6f8 | Thomas Thrainer | # We defer pool operations until later, so that the iallocator has
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195 | 22b7f6f8 | Thomas Thrainer | # filled in the instance's node(s) dimara
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196 | 22b7f6f8 | Thomas Thrainer | if ip.lower() == constants.NIC_IP_POOL:
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197 | 22b7f6f8 | Thomas Thrainer | if net is None: |
198 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("if ip=pool, parameter network" |
199 | 22b7f6f8 | Thomas Thrainer | " must be passed too",
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200 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
201 | 22b7f6f8 | Thomas Thrainer | |
202 | 22b7f6f8 | Thomas Thrainer | elif not netutils.IPAddress.IsValid(ip): |
203 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid IP address '%s'" % ip, |
204 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
205 | 22b7f6f8 | Thomas Thrainer | |
206 | 22b7f6f8 | Thomas Thrainer | nic_ip = ip |
207 | 22b7f6f8 | Thomas Thrainer | |
208 | 22b7f6f8 | Thomas Thrainer | # TODO: check the ip address for uniqueness
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209 | 22b7f6f8 | Thomas Thrainer | if nic_mode == constants.NIC_MODE_ROUTED and not nic_ip: |
210 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Routed nic mode requires an ip address", |
211 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
212 | 22b7f6f8 | Thomas Thrainer | |
213 | 22b7f6f8 | Thomas Thrainer | # MAC address verification
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214 | 22b7f6f8 | Thomas Thrainer | mac = nic.get(constants.INIC_MAC, constants.VALUE_AUTO) |
215 | 22b7f6f8 | Thomas Thrainer | if mac not in (constants.VALUE_AUTO, constants.VALUE_GENERATE): |
216 | 22b7f6f8 | Thomas Thrainer | mac = utils.NormalizeAndValidateMac(mac) |
217 | 22b7f6f8 | Thomas Thrainer | |
218 | 22b7f6f8 | Thomas Thrainer | try:
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219 | 22b7f6f8 | Thomas Thrainer | # TODO: We need to factor this out
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220 | 22b7f6f8 | Thomas Thrainer | cfg.ReserveMAC(mac, ec_id) |
221 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
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222 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("MAC address %s already in use" |
223 | 22b7f6f8 | Thomas Thrainer | " in cluster" % mac,
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224 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOTUNIQUE) |
225 | 22b7f6f8 | Thomas Thrainer | |
226 | 22b7f6f8 | Thomas Thrainer | # Build nic parameters
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227 | 22b7f6f8 | Thomas Thrainer | nicparams = {} |
228 | 22b7f6f8 | Thomas Thrainer | if nic_mode_req:
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229 | 22b7f6f8 | Thomas Thrainer | nicparams[constants.NIC_MODE] = nic_mode |
230 | 22b7f6f8 | Thomas Thrainer | if link:
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231 | 22b7f6f8 | Thomas Thrainer | nicparams[constants.NIC_LINK] = link |
232 | 22b7f6f8 | Thomas Thrainer | |
233 | 22b7f6f8 | Thomas Thrainer | check_params = cluster.SimpleFillNIC(nicparams) |
234 | 22b7f6f8 | Thomas Thrainer | objects.NIC.CheckParameterSyntax(check_params) |
235 | 22b7f6f8 | Thomas Thrainer | net_uuid = cfg.LookupNetwork(net) |
236 | 22b7f6f8 | Thomas Thrainer | name = nic.get(constants.INIC_NAME, None)
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237 | 22b7f6f8 | Thomas Thrainer | if name is not None and name.lower() == constants.VALUE_NONE: |
238 | 22b7f6f8 | Thomas Thrainer | name = None
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239 | 22b7f6f8 | Thomas Thrainer | nic_obj = objects.NIC(mac=mac, ip=nic_ip, name=name, |
240 | 22b7f6f8 | Thomas Thrainer | network=net_uuid, nicparams=nicparams) |
241 | 22b7f6f8 | Thomas Thrainer | nic_obj.uuid = cfg.GenerateUniqueID(ec_id) |
242 | 22b7f6f8 | Thomas Thrainer | nics.append(nic_obj) |
243 | 22b7f6f8 | Thomas Thrainer | |
244 | 22b7f6f8 | Thomas Thrainer | return nics
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245 | 22b7f6f8 | Thomas Thrainer | |
246 | 22b7f6f8 | Thomas Thrainer | |
247 | 22b7f6f8 | Thomas Thrainer | def _CheckForConflictingIp(lu, ip, node): |
248 | 22b7f6f8 | Thomas Thrainer | """In case of conflicting IP address raise error.
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249 | 22b7f6f8 | Thomas Thrainer |
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250 | 22b7f6f8 | Thomas Thrainer | @type ip: string
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251 | 22b7f6f8 | Thomas Thrainer | @param ip: IP address
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252 | 22b7f6f8 | Thomas Thrainer | @type node: string
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253 | 22b7f6f8 | Thomas Thrainer | @param node: node name
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254 | 22b7f6f8 | Thomas Thrainer |
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255 | 22b7f6f8 | Thomas Thrainer | """
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256 | 22b7f6f8 | Thomas Thrainer | (conf_net, _) = lu.cfg.CheckIPInNodeGroup(ip, node) |
257 | 22b7f6f8 | Thomas Thrainer | if conf_net is not None: |
258 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError(("The requested IP address (%s) belongs to" |
259 | 22b7f6f8 | Thomas Thrainer | " network %s, but the target NIC does not." %
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260 | 22b7f6f8 | Thomas Thrainer | (ip, conf_net)), |
261 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
262 | 22b7f6f8 | Thomas Thrainer | |
263 | 22b7f6f8 | Thomas Thrainer | return (None, None) |
264 | 22b7f6f8 | Thomas Thrainer | |
265 | 22b7f6f8 | Thomas Thrainer | |
266 | 22b7f6f8 | Thomas Thrainer | def _ComputeIPolicyInstanceSpecViolation( |
267 | 22b7f6f8 | Thomas Thrainer | ipolicy, instance_spec, disk_template, |
268 | 5eacbcae | Thomas Thrainer | _compute_fn=ComputeIPolicySpecViolation): |
269 | 22b7f6f8 | Thomas Thrainer | """Compute if instance specs meets the specs of ipolicy.
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270 | 22b7f6f8 | Thomas Thrainer |
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271 | 22b7f6f8 | Thomas Thrainer | @type ipolicy: dict
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272 | 22b7f6f8 | Thomas Thrainer | @param ipolicy: The ipolicy to verify against
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273 | 22b7f6f8 | Thomas Thrainer | @param instance_spec: dict
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274 | 22b7f6f8 | Thomas Thrainer | @param instance_spec: The instance spec to verify
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275 | 22b7f6f8 | Thomas Thrainer | @type disk_template: string
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276 | 22b7f6f8 | Thomas Thrainer | @param disk_template: the disk template of the instance
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277 | 22b7f6f8 | Thomas Thrainer | @param _compute_fn: The function to verify ipolicy (unittest only)
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278 | 5eacbcae | Thomas Thrainer | @see: L{ComputeIPolicySpecViolation}
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279 | 22b7f6f8 | Thomas Thrainer |
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280 | 22b7f6f8 | Thomas Thrainer | """
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281 | 22b7f6f8 | Thomas Thrainer | mem_size = instance_spec.get(constants.ISPEC_MEM_SIZE, None)
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282 | 22b7f6f8 | Thomas Thrainer | cpu_count = instance_spec.get(constants.ISPEC_CPU_COUNT, None)
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283 | 22b7f6f8 | Thomas Thrainer | disk_count = instance_spec.get(constants.ISPEC_DISK_COUNT, 0)
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284 | 22b7f6f8 | Thomas Thrainer | disk_sizes = instance_spec.get(constants.ISPEC_DISK_SIZE, []) |
285 | 22b7f6f8 | Thomas Thrainer | nic_count = instance_spec.get(constants.ISPEC_NIC_COUNT, 0)
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286 | 22b7f6f8 | Thomas Thrainer | spindle_use = instance_spec.get(constants.ISPEC_SPINDLE_USE, None)
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287 | 22b7f6f8 | Thomas Thrainer | |
288 | 22b7f6f8 | Thomas Thrainer | return _compute_fn(ipolicy, mem_size, cpu_count, disk_count, nic_count,
|
289 | 22b7f6f8 | Thomas Thrainer | disk_sizes, spindle_use, disk_template) |
290 | 22b7f6f8 | Thomas Thrainer | |
291 | 22b7f6f8 | Thomas Thrainer | |
292 | 22b7f6f8 | Thomas Thrainer | def _CheckOSVariant(os_obj, name): |
293 | 22b7f6f8 | Thomas Thrainer | """Check whether an OS name conforms to the os variants specification.
|
294 | 22b7f6f8 | Thomas Thrainer |
|
295 | 22b7f6f8 | Thomas Thrainer | @type os_obj: L{objects.OS}
|
296 | 22b7f6f8 | Thomas Thrainer | @param os_obj: OS object to check
|
297 | 22b7f6f8 | Thomas Thrainer | @type name: string
|
298 | 22b7f6f8 | Thomas Thrainer | @param name: OS name passed by the user, to check for validity
|
299 | 22b7f6f8 | Thomas Thrainer |
|
300 | 22b7f6f8 | Thomas Thrainer | """
|
301 | 22b7f6f8 | Thomas Thrainer | variant = objects.OS.GetVariant(name) |
302 | 22b7f6f8 | Thomas Thrainer | if not os_obj.supported_variants: |
303 | 22b7f6f8 | Thomas Thrainer | if variant:
|
304 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("OS '%s' doesn't support variants ('%s'" |
305 | 22b7f6f8 | Thomas Thrainer | " passed)" % (os_obj.name, variant),
|
306 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
307 | 22b7f6f8 | Thomas Thrainer | return
|
308 | 22b7f6f8 | Thomas Thrainer | if not variant: |
309 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("OS name must include a variant", |
310 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
311 | 22b7f6f8 | Thomas Thrainer | |
312 | 22b7f6f8 | Thomas Thrainer | if variant not in os_obj.supported_variants: |
313 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Unsupported OS variant", errors.ECODE_INVAL) |
314 | 22b7f6f8 | Thomas Thrainer | |
315 | 22b7f6f8 | Thomas Thrainer | |
316 | 22b7f6f8 | Thomas Thrainer | class LUInstanceCreate(LogicalUnit): |
317 | 22b7f6f8 | Thomas Thrainer | """Create an instance.
|
318 | 22b7f6f8 | Thomas Thrainer |
|
319 | 22b7f6f8 | Thomas Thrainer | """
|
320 | 22b7f6f8 | Thomas Thrainer | HPATH = "instance-add"
|
321 | 22b7f6f8 | Thomas Thrainer | HTYPE = constants.HTYPE_INSTANCE |
322 | 22b7f6f8 | Thomas Thrainer | REQ_BGL = False
|
323 | 22b7f6f8 | Thomas Thrainer | |
324 | 22b7f6f8 | Thomas Thrainer | def CheckArguments(self): |
325 | 22b7f6f8 | Thomas Thrainer | """Check arguments.
|
326 | 22b7f6f8 | Thomas Thrainer |
|
327 | 22b7f6f8 | Thomas Thrainer | """
|
328 | 22b7f6f8 | Thomas Thrainer | # do not require name_check to ease forward/backward compatibility
|
329 | 22b7f6f8 | Thomas Thrainer | # for tools
|
330 | 22b7f6f8 | Thomas Thrainer | if self.op.no_install and self.op.start: |
331 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("No-installation mode selected, disabling startup") |
332 | 22b7f6f8 | Thomas Thrainer | self.op.start = False |
333 | 22b7f6f8 | Thomas Thrainer | # validate/normalize the instance name
|
334 | 22b7f6f8 | Thomas Thrainer | self.op.instance_name = \
|
335 | 22b7f6f8 | Thomas Thrainer | netutils.Hostname.GetNormalizedName(self.op.instance_name)
|
336 | 22b7f6f8 | Thomas Thrainer | |
337 | 22b7f6f8 | Thomas Thrainer | if self.op.ip_check and not self.op.name_check: |
338 | 22b7f6f8 | Thomas Thrainer | # TODO: make the ip check more flexible and not depend on the name check
|
339 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot do IP address check without a name" |
340 | 22b7f6f8 | Thomas Thrainer | " check", errors.ECODE_INVAL)
|
341 | 22b7f6f8 | Thomas Thrainer | |
342 | 22b7f6f8 | Thomas Thrainer | # check nics' parameter names
|
343 | 22b7f6f8 | Thomas Thrainer | for nic in self.op.nics: |
344 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(nic, constants.INIC_PARAMS_TYPES) |
345 | 22b7f6f8 | Thomas Thrainer | # check that NIC's parameters names are unique and valid
|
346 | 22b7f6f8 | Thomas Thrainer | utils.ValidateDeviceNames("NIC", self.op.nics) |
347 | 22b7f6f8 | Thomas Thrainer | |
348 | 22b7f6f8 | Thomas Thrainer | # check that disk's names are unique and valid
|
349 | 22b7f6f8 | Thomas Thrainer | utils.ValidateDeviceNames("disk", self.op.disks) |
350 | 22b7f6f8 | Thomas Thrainer | |
351 | 22b7f6f8 | Thomas Thrainer | cluster = self.cfg.GetClusterInfo()
|
352 | 22b7f6f8 | Thomas Thrainer | if not self.op.disk_template in cluster.enabled_disk_templates: |
353 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot create an instance with disk template" |
354 | 22b7f6f8 | Thomas Thrainer | " '%s', because it is not enabled in the"
|
355 | 22b7f6f8 | Thomas Thrainer | " cluster. Enabled disk templates are: %s." %
|
356 | 22b7f6f8 | Thomas Thrainer | (self.op.disk_template,
|
357 | 22b7f6f8 | Thomas Thrainer | ",".join(cluster.enabled_disk_templates)))
|
358 | 22b7f6f8 | Thomas Thrainer | |
359 | 22b7f6f8 | Thomas Thrainer | # check disks. parameter names and consistent adopt/no-adopt strategy
|
360 | 22b7f6f8 | Thomas Thrainer | has_adopt = has_no_adopt = False
|
361 | 22b7f6f8 | Thomas Thrainer | for disk in self.op.disks: |
362 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template != constants.DT_EXT: |
363 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(disk, constants.IDISK_PARAMS_TYPES) |
364 | 22b7f6f8 | Thomas Thrainer | if constants.IDISK_ADOPT in disk: |
365 | 22b7f6f8 | Thomas Thrainer | has_adopt = True
|
366 | 22b7f6f8 | Thomas Thrainer | else:
|
367 | 22b7f6f8 | Thomas Thrainer | has_no_adopt = True
|
368 | 22b7f6f8 | Thomas Thrainer | if has_adopt and has_no_adopt: |
369 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Either all disks are adopted or none is", |
370 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
371 | 22b7f6f8 | Thomas Thrainer | if has_adopt:
|
372 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template not in constants.DTS_MAY_ADOPT: |
373 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk adoption is not supported for the" |
374 | 22b7f6f8 | Thomas Thrainer | " '%s' disk template" %
|
375 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template,
|
376 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
377 | 22b7f6f8 | Thomas Thrainer | if self.op.iallocator is not None: |
378 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk adoption not allowed with an" |
379 | 22b7f6f8 | Thomas Thrainer | " iallocator script", errors.ECODE_INVAL)
|
380 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
381 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk adoption not allowed for" |
382 | 22b7f6f8 | Thomas Thrainer | " instance import", errors.ECODE_INVAL)
|
383 | 22b7f6f8 | Thomas Thrainer | else:
|
384 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_MUST_ADOPT: |
385 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk template %s requires disk adoption," |
386 | 22b7f6f8 | Thomas Thrainer | " but no 'adopt' parameter given" %
|
387 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template,
|
388 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
389 | 22b7f6f8 | Thomas Thrainer | |
390 | 22b7f6f8 | Thomas Thrainer | self.adopt_disks = has_adopt
|
391 | 22b7f6f8 | Thomas Thrainer | |
392 | 22b7f6f8 | Thomas Thrainer | # instance name verification
|
393 | 22b7f6f8 | Thomas Thrainer | if self.op.name_check: |
394 | 22b7f6f8 | Thomas Thrainer | self.hostname1 = _CheckHostnameSane(self, self.op.instance_name) |
395 | 22b7f6f8 | Thomas Thrainer | self.op.instance_name = self.hostname1.name |
396 | 22b7f6f8 | Thomas Thrainer | # used in CheckPrereq for ip ping check
|
397 | 22b7f6f8 | Thomas Thrainer | self.check_ip = self.hostname1.ip |
398 | 22b7f6f8 | Thomas Thrainer | else:
|
399 | 22b7f6f8 | Thomas Thrainer | self.check_ip = None |
400 | 22b7f6f8 | Thomas Thrainer | |
401 | 22b7f6f8 | Thomas Thrainer | # file storage checks
|
402 | 22b7f6f8 | Thomas Thrainer | if (self.op.file_driver and |
403 | 22b7f6f8 | Thomas Thrainer | not self.op.file_driver in constants.FILE_DRIVER): |
404 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid file driver name '%s'" % |
405 | 22b7f6f8 | Thomas Thrainer | self.op.file_driver, errors.ECODE_INVAL)
|
406 | 22b7f6f8 | Thomas Thrainer | |
407 | ff34fb97 | Michele Tartara | # set default file_driver if unset and required
|
408 | ff34fb97 | Michele Tartara | if (not self.op.file_driver and |
409 | ff34fb97 | Michele Tartara | self.op.disk_template in [constants.DT_FILE, |
410 | ff34fb97 | Michele Tartara | constants.DT_SHARED_FILE]): |
411 | 77b0d264 | Michele Tartara | self.op.file_driver = constants.FD_DEFAULT
|
412 | ff34fb97 | Michele Tartara | |
413 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template == constants.DT_FILE: |
414 | 22b7f6f8 | Thomas Thrainer | opcodes.RequireFileStorage() |
415 | 22b7f6f8 | Thomas Thrainer | elif self.op.disk_template == constants.DT_SHARED_FILE: |
416 | 22b7f6f8 | Thomas Thrainer | opcodes.RequireSharedFileStorage() |
417 | 22b7f6f8 | Thomas Thrainer | |
418 | 22b7f6f8 | Thomas Thrainer | ### Node/iallocator related checks
|
419 | 5eacbcae | Thomas Thrainer | CheckIAllocatorOrNode(self, "iallocator", "pnode") |
420 | 22b7f6f8 | Thomas Thrainer | |
421 | 22b7f6f8 | Thomas Thrainer | if self.op.pnode is not None: |
422 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_INT_MIRROR: |
423 | 22b7f6f8 | Thomas Thrainer | if self.op.snode is None: |
424 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("The networked disk templates need" |
425 | 22b7f6f8 | Thomas Thrainer | " a mirror node", errors.ECODE_INVAL)
|
426 | 22b7f6f8 | Thomas Thrainer | elif self.op.snode: |
427 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Secondary node will be ignored on non-mirrored disk" |
428 | 22b7f6f8 | Thomas Thrainer | " template")
|
429 | 22b7f6f8 | Thomas Thrainer | self.op.snode = None |
430 | 22b7f6f8 | Thomas Thrainer | |
431 | 22b7f6f8 | Thomas Thrainer | _CheckOpportunisticLocking(self.op)
|
432 | 22b7f6f8 | Thomas Thrainer | |
433 | 5eacbcae | Thomas Thrainer | self._cds = GetClusterDomainSecret()
|
434 | 22b7f6f8 | Thomas Thrainer | |
435 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
436 | 22b7f6f8 | Thomas Thrainer | # On import force_variant must be True, because if we forced it at
|
437 | 22b7f6f8 | Thomas Thrainer | # initial install, our only chance when importing it back is that it
|
438 | 22b7f6f8 | Thomas Thrainer | # works again!
|
439 | 22b7f6f8 | Thomas Thrainer | self.op.force_variant = True |
440 | 22b7f6f8 | Thomas Thrainer | |
441 | 22b7f6f8 | Thomas Thrainer | if self.op.no_install: |
442 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("No-installation mode has no effect during import") |
443 | 22b7f6f8 | Thomas Thrainer | |
444 | 22b7f6f8 | Thomas Thrainer | elif self.op.mode == constants.INSTANCE_CREATE: |
445 | 22b7f6f8 | Thomas Thrainer | if self.op.os_type is None: |
446 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No guest OS specified", |
447 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
448 | 22b7f6f8 | Thomas Thrainer | if self.op.os_type in self.cfg.GetClusterInfo().blacklisted_os: |
449 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Guest OS '%s' is not allowed for" |
450 | 22b7f6f8 | Thomas Thrainer | " installation" % self.op.os_type, |
451 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
452 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template is None: |
453 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No disk template specified", |
454 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
455 | 22b7f6f8 | Thomas Thrainer | |
456 | 22b7f6f8 | Thomas Thrainer | elif self.op.mode == constants.INSTANCE_REMOTE_IMPORT: |
457 | 22b7f6f8 | Thomas Thrainer | # Check handshake to ensure both clusters have the same domain secret
|
458 | 22b7f6f8 | Thomas Thrainer | src_handshake = self.op.source_handshake
|
459 | 22b7f6f8 | Thomas Thrainer | if not src_handshake: |
460 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Missing source handshake", |
461 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
462 | 22b7f6f8 | Thomas Thrainer | |
463 | 22b7f6f8 | Thomas Thrainer | errmsg = masterd.instance.CheckRemoteExportHandshake(self._cds,
|
464 | 22b7f6f8 | Thomas Thrainer | src_handshake) |
465 | 22b7f6f8 | Thomas Thrainer | if errmsg:
|
466 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid handshake: %s" % errmsg, |
467 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
468 | 22b7f6f8 | Thomas Thrainer | |
469 | 22b7f6f8 | Thomas Thrainer | # Load and check source CA
|
470 | 22b7f6f8 | Thomas Thrainer | self.source_x509_ca_pem = self.op.source_x509_ca |
471 | 22b7f6f8 | Thomas Thrainer | if not self.source_x509_ca_pem: |
472 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Missing source X509 CA", |
473 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
474 | 22b7f6f8 | Thomas Thrainer | |
475 | 22b7f6f8 | Thomas Thrainer | try:
|
476 | 22b7f6f8 | Thomas Thrainer | (cert, _) = utils.LoadSignedX509Certificate(self.source_x509_ca_pem,
|
477 | 22b7f6f8 | Thomas Thrainer | self._cds)
|
478 | 22b7f6f8 | Thomas Thrainer | except OpenSSL.crypto.Error, err:
|
479 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Unable to load source X509 CA (%s)" % |
480 | 22b7f6f8 | Thomas Thrainer | (err, ), errors.ECODE_INVAL) |
481 | 22b7f6f8 | Thomas Thrainer | |
482 | 22b7f6f8 | Thomas Thrainer | (errcode, msg) = utils.VerifyX509Certificate(cert, None, None) |
483 | 22b7f6f8 | Thomas Thrainer | if errcode is not None: |
484 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid source X509 CA (%s)" % (msg, ), |
485 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
486 | 22b7f6f8 | Thomas Thrainer | |
487 | 22b7f6f8 | Thomas Thrainer | self.source_x509_ca = cert
|
488 | 22b7f6f8 | Thomas Thrainer | |
489 | 22b7f6f8 | Thomas Thrainer | src_instance_name = self.op.source_instance_name
|
490 | 22b7f6f8 | Thomas Thrainer | if not src_instance_name: |
491 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Missing source instance name", |
492 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
493 | 22b7f6f8 | Thomas Thrainer | |
494 | 22b7f6f8 | Thomas Thrainer | self.source_instance_name = \
|
495 | 22b7f6f8 | Thomas Thrainer | netutils.GetHostname(name=src_instance_name).name |
496 | 22b7f6f8 | Thomas Thrainer | |
497 | 22b7f6f8 | Thomas Thrainer | else:
|
498 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid instance creation mode %r" % |
499 | 22b7f6f8 | Thomas Thrainer | self.op.mode, errors.ECODE_INVAL)
|
500 | 22b7f6f8 | Thomas Thrainer | |
501 | 22b7f6f8 | Thomas Thrainer | def ExpandNames(self): |
502 | 22b7f6f8 | Thomas Thrainer | """ExpandNames for CreateInstance.
|
503 | 22b7f6f8 | Thomas Thrainer |
|
504 | 22b7f6f8 | Thomas Thrainer | Figure out the right locks for instance creation.
|
505 | 22b7f6f8 | Thomas Thrainer |
|
506 | 22b7f6f8 | Thomas Thrainer | """
|
507 | 22b7f6f8 | Thomas Thrainer | self.needed_locks = {}
|
508 | 22b7f6f8 | Thomas Thrainer | |
509 | 22b7f6f8 | Thomas Thrainer | instance_name = self.op.instance_name
|
510 | 22b7f6f8 | Thomas Thrainer | # this is just a preventive check, but someone might still add this
|
511 | 22b7f6f8 | Thomas Thrainer | # instance in the meantime, and creation will fail at lock-add time
|
512 | 22b7f6f8 | Thomas Thrainer | if instance_name in self.cfg.GetInstanceList(): |
513 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance '%s' is already in the cluster" % |
514 | 22b7f6f8 | Thomas Thrainer | instance_name, errors.ECODE_EXISTS) |
515 | 22b7f6f8 | Thomas Thrainer | |
516 | 22b7f6f8 | Thomas Thrainer | self.add_locks[locking.LEVEL_INSTANCE] = instance_name
|
517 | 22b7f6f8 | Thomas Thrainer | |
518 | 22b7f6f8 | Thomas Thrainer | if self.op.iallocator: |
519 | 22b7f6f8 | Thomas Thrainer | # TODO: Find a solution to not lock all nodes in the cluster, e.g. by
|
520 | 22b7f6f8 | Thomas Thrainer | # specifying a group on instance creation and then selecting nodes from
|
521 | 22b7f6f8 | Thomas Thrainer | # that group
|
522 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = locking.ALL_SET
|
523 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_ALLOC] = locking.ALL_SET
|
524 | 22b7f6f8 | Thomas Thrainer | |
525 | 22b7f6f8 | Thomas Thrainer | if self.op.opportunistic_locking: |
526 | 22b7f6f8 | Thomas Thrainer | self.opportunistic_locks[locking.LEVEL_NODE] = True |
527 | 22b7f6f8 | Thomas Thrainer | else:
|
528 | 5eacbcae | Thomas Thrainer | self.op.pnode = ExpandNodeName(self.cfg, self.op.pnode) |
529 | 22b7f6f8 | Thomas Thrainer | nodelist = [self.op.pnode]
|
530 | 22b7f6f8 | Thomas Thrainer | if self.op.snode is not None: |
531 | 5eacbcae | Thomas Thrainer | self.op.snode = ExpandNodeName(self.cfg, self.op.snode) |
532 | 22b7f6f8 | Thomas Thrainer | nodelist.append(self.op.snode)
|
533 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = nodelist
|
534 | 22b7f6f8 | Thomas Thrainer | |
535 | 22b7f6f8 | Thomas Thrainer | # in case of import lock the source node too
|
536 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
537 | 22b7f6f8 | Thomas Thrainer | src_node = self.op.src_node
|
538 | 22b7f6f8 | Thomas Thrainer | src_path = self.op.src_path
|
539 | 22b7f6f8 | Thomas Thrainer | |
540 | 22b7f6f8 | Thomas Thrainer | if src_path is None: |
541 | 22b7f6f8 | Thomas Thrainer | self.op.src_path = src_path = self.op.instance_name |
542 | 22b7f6f8 | Thomas Thrainer | |
543 | 22b7f6f8 | Thomas Thrainer | if src_node is None: |
544 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = locking.ALL_SET
|
545 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_ALLOC] = locking.ALL_SET
|
546 | 22b7f6f8 | Thomas Thrainer | self.op.src_node = None |
547 | 22b7f6f8 | Thomas Thrainer | if os.path.isabs(src_path):
|
548 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Importing an instance from a path" |
549 | 22b7f6f8 | Thomas Thrainer | " requires a source node option",
|
550 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
551 | 22b7f6f8 | Thomas Thrainer | else:
|
552 | 5eacbcae | Thomas Thrainer | self.op.src_node = src_node = ExpandNodeName(self.cfg, src_node) |
553 | 22b7f6f8 | Thomas Thrainer | if self.needed_locks[locking.LEVEL_NODE] is not locking.ALL_SET: |
554 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE].append(src_node)
|
555 | 22b7f6f8 | Thomas Thrainer | if not os.path.isabs(src_path): |
556 | 22b7f6f8 | Thomas Thrainer | self.op.src_path = src_path = \
|
557 | 22b7f6f8 | Thomas Thrainer | utils.PathJoin(pathutils.EXPORT_DIR, src_path) |
558 | 22b7f6f8 | Thomas Thrainer | |
559 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = \
|
560 | 5eacbcae | Thomas Thrainer | CopyLockList(self.needed_locks[locking.LEVEL_NODE])
|
561 | 22b7f6f8 | Thomas Thrainer | |
562 | 8b9887c5 | Petr Pudlak | # Optimistically acquire shared group locks (we're reading the
|
563 | 8b9887c5 | Petr Pudlak | # configuration). We can't just call GetInstanceNodeGroups, because the
|
564 | 8b9887c5 | Petr Pudlak | # instance doesn't exist yet. Therefore we lock all node groups of all
|
565 | 8b9887c5 | Petr Pudlak | # nodes we have.
|
566 | 8b9887c5 | Petr Pudlak | if self.needed_locks[locking.LEVEL_NODE] == locking.ALL_SET: |
567 | 8b9887c5 | Petr Pudlak | # In the case we lock all nodes for opportunistic allocation, we have no
|
568 | 8b9887c5 | Petr Pudlak | # choice than to lock all groups, because they're allocated before nodes.
|
569 | 8b9887c5 | Petr Pudlak | # This is sad, but true. At least we release all those we don't need in
|
570 | 8b9887c5 | Petr Pudlak | # CheckPrereq later.
|
571 | 8b9887c5 | Petr Pudlak | self.needed_locks[locking.LEVEL_NODEGROUP] = locking.ALL_SET
|
572 | 8b9887c5 | Petr Pudlak | else:
|
573 | 8b9887c5 | Petr Pudlak | self.needed_locks[locking.LEVEL_NODEGROUP] = \
|
574 | 8b9887c5 | Petr Pudlak | list(self.cfg.GetNodeGroupsFromNodes( |
575 | 8b9887c5 | Petr Pudlak | self.needed_locks[locking.LEVEL_NODE]))
|
576 | 8b9887c5 | Petr Pudlak | self.share_locks[locking.LEVEL_NODEGROUP] = 1 |
577 | 8b9887c5 | Petr Pudlak | |
578 | 4289f617 | Thomas Thrainer | def DeclareLocks(self, level): |
579 | 4289f617 | Thomas Thrainer | if level == locking.LEVEL_NODE_RES and \ |
580 | 4289f617 | Thomas Thrainer | self.opportunistic_locks[locking.LEVEL_NODE]:
|
581 | 4289f617 | Thomas Thrainer | # Even when using opportunistic locking, we require the same set of
|
582 | 4289f617 | Thomas Thrainer | # NODE_RES locks as we got NODE locks
|
583 | 4289f617 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = \
|
584 | 4289f617 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE)
|
585 | 4289f617 | Thomas Thrainer | |
586 | 22b7f6f8 | Thomas Thrainer | def _RunAllocator(self): |
587 | 22b7f6f8 | Thomas Thrainer | """Run the allocator based on input opcode.
|
588 | 22b7f6f8 | Thomas Thrainer |
|
589 | 22b7f6f8 | Thomas Thrainer | """
|
590 | 22b7f6f8 | Thomas Thrainer | if self.op.opportunistic_locking: |
591 | 22b7f6f8 | Thomas Thrainer | # Only consider nodes for which a lock is held
|
592 | 22b7f6f8 | Thomas Thrainer | node_whitelist = list(self.owned_locks(locking.LEVEL_NODE)) |
593 | 22b7f6f8 | Thomas Thrainer | else:
|
594 | 22b7f6f8 | Thomas Thrainer | node_whitelist = None
|
595 | 22b7f6f8 | Thomas Thrainer | |
596 | 22b7f6f8 | Thomas Thrainer | #TODO Export network to iallocator so that it chooses a pnode
|
597 | 22b7f6f8 | Thomas Thrainer | # in a nodegroup that has the desired network connected to
|
598 | 22b7f6f8 | Thomas Thrainer | req = _CreateInstanceAllocRequest(self.op, self.disks, |
599 | 22b7f6f8 | Thomas Thrainer | self.nics, self.be_full, |
600 | 22b7f6f8 | Thomas Thrainer | node_whitelist) |
601 | 22b7f6f8 | Thomas Thrainer | ial = iallocator.IAllocator(self.cfg, self.rpc, req) |
602 | 22b7f6f8 | Thomas Thrainer | |
603 | 22b7f6f8 | Thomas Thrainer | ial.Run(self.op.iallocator)
|
604 | 22b7f6f8 | Thomas Thrainer | |
605 | 22b7f6f8 | Thomas Thrainer | if not ial.success: |
606 | 22b7f6f8 | Thomas Thrainer | # When opportunistic locks are used only a temporary failure is generated
|
607 | 22b7f6f8 | Thomas Thrainer | if self.op.opportunistic_locking: |
608 | 22b7f6f8 | Thomas Thrainer | ecode = errors.ECODE_TEMP_NORES |
609 | 22b7f6f8 | Thomas Thrainer | else:
|
610 | 22b7f6f8 | Thomas Thrainer | ecode = errors.ECODE_NORES |
611 | 22b7f6f8 | Thomas Thrainer | |
612 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Can't compute nodes using" |
613 | 22b7f6f8 | Thomas Thrainer | " iallocator '%s': %s" %
|
614 | 22b7f6f8 | Thomas Thrainer | (self.op.iallocator, ial.info),
|
615 | 22b7f6f8 | Thomas Thrainer | ecode) |
616 | 22b7f6f8 | Thomas Thrainer | |
617 | 22b7f6f8 | Thomas Thrainer | self.op.pnode = ial.result[0] |
618 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Selected nodes for instance %s via iallocator %s: %s", |
619 | 22b7f6f8 | Thomas Thrainer | self.op.instance_name, self.op.iallocator, |
620 | 22b7f6f8 | Thomas Thrainer | utils.CommaJoin(ial.result)) |
621 | 22b7f6f8 | Thomas Thrainer | |
622 | 22b7f6f8 | Thomas Thrainer | assert req.RequiredNodes() in (1, 2), "Wrong node count from iallocator" |
623 | 22b7f6f8 | Thomas Thrainer | |
624 | 22b7f6f8 | Thomas Thrainer | if req.RequiredNodes() == 2: |
625 | 22b7f6f8 | Thomas Thrainer | self.op.snode = ial.result[1] |
626 | 22b7f6f8 | Thomas Thrainer | |
627 | 22b7f6f8 | Thomas Thrainer | def BuildHooksEnv(self): |
628 | 22b7f6f8 | Thomas Thrainer | """Build hooks env.
|
629 | 22b7f6f8 | Thomas Thrainer |
|
630 | 22b7f6f8 | Thomas Thrainer | This runs on master, primary and secondary nodes of the instance.
|
631 | 22b7f6f8 | Thomas Thrainer |
|
632 | 22b7f6f8 | Thomas Thrainer | """
|
633 | 22b7f6f8 | Thomas Thrainer | env = { |
634 | 22b7f6f8 | Thomas Thrainer | "ADD_MODE": self.op.mode, |
635 | 22b7f6f8 | Thomas Thrainer | } |
636 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
637 | 22b7f6f8 | Thomas Thrainer | env["SRC_NODE"] = self.op.src_node |
638 | 22b7f6f8 | Thomas Thrainer | env["SRC_PATH"] = self.op.src_path |
639 | 22b7f6f8 | Thomas Thrainer | env["SRC_IMAGES"] = self.src_images |
640 | 22b7f6f8 | Thomas Thrainer | |
641 | 5eacbcae | Thomas Thrainer | env.update(BuildInstanceHookEnv( |
642 | 22b7f6f8 | Thomas Thrainer | name=self.op.instance_name,
|
643 | 22b7f6f8 | Thomas Thrainer | primary_node=self.op.pnode,
|
644 | 22b7f6f8 | Thomas Thrainer | secondary_nodes=self.secondaries,
|
645 | 22b7f6f8 | Thomas Thrainer | status=self.op.start,
|
646 | 22b7f6f8 | Thomas Thrainer | os_type=self.op.os_type,
|
647 | 22b7f6f8 | Thomas Thrainer | minmem=self.be_full[constants.BE_MINMEM],
|
648 | 22b7f6f8 | Thomas Thrainer | maxmem=self.be_full[constants.BE_MAXMEM],
|
649 | 22b7f6f8 | Thomas Thrainer | vcpus=self.be_full[constants.BE_VCPUS],
|
650 | 5eacbcae | Thomas Thrainer | nics=NICListToTuple(self, self.nics), |
651 | 22b7f6f8 | Thomas Thrainer | disk_template=self.op.disk_template,
|
652 | 8a348b15 | Christos Stavrakakis | disks=[(d[constants.IDISK_NAME], d.get("uuid", ""), |
653 | 8a348b15 | Christos Stavrakakis | d[constants.IDISK_SIZE], d[constants.IDISK_MODE]) |
654 | 8a348b15 | Christos Stavrakakis | for d in self.disks], |
655 | 22b7f6f8 | Thomas Thrainer | bep=self.be_full,
|
656 | 22b7f6f8 | Thomas Thrainer | hvp=self.hv_full,
|
657 | 22b7f6f8 | Thomas Thrainer | hypervisor_name=self.op.hypervisor,
|
658 | 22b7f6f8 | Thomas Thrainer | tags=self.op.tags,
|
659 | 22b7f6f8 | Thomas Thrainer | )) |
660 | 22b7f6f8 | Thomas Thrainer | |
661 | 22b7f6f8 | Thomas Thrainer | return env
|
662 | 22b7f6f8 | Thomas Thrainer | |
663 | 22b7f6f8 | Thomas Thrainer | def BuildHooksNodes(self): |
664 | 22b7f6f8 | Thomas Thrainer | """Build hooks nodes.
|
665 | 22b7f6f8 | Thomas Thrainer |
|
666 | 22b7f6f8 | Thomas Thrainer | """
|
667 | 22b7f6f8 | Thomas Thrainer | nl = [self.cfg.GetMasterNode(), self.op.pnode] + self.secondaries |
668 | 22b7f6f8 | Thomas Thrainer | return nl, nl
|
669 | 22b7f6f8 | Thomas Thrainer | |
670 | 22b7f6f8 | Thomas Thrainer | def _ReadExportInfo(self): |
671 | 22b7f6f8 | Thomas Thrainer | """Reads the export information from disk.
|
672 | 22b7f6f8 | Thomas Thrainer |
|
673 | 22b7f6f8 | Thomas Thrainer | It will override the opcode source node and path with the actual
|
674 | 22b7f6f8 | Thomas Thrainer | information, if these two were not specified before.
|
675 | 22b7f6f8 | Thomas Thrainer |
|
676 | 22b7f6f8 | Thomas Thrainer | @return: the export information
|
677 | 22b7f6f8 | Thomas Thrainer |
|
678 | 22b7f6f8 | Thomas Thrainer | """
|
679 | 22b7f6f8 | Thomas Thrainer | assert self.op.mode == constants.INSTANCE_IMPORT |
680 | 22b7f6f8 | Thomas Thrainer | |
681 | 22b7f6f8 | Thomas Thrainer | src_node = self.op.src_node
|
682 | 22b7f6f8 | Thomas Thrainer | src_path = self.op.src_path
|
683 | 22b7f6f8 | Thomas Thrainer | |
684 | 22b7f6f8 | Thomas Thrainer | if src_node is None: |
685 | 22b7f6f8 | Thomas Thrainer | locked_nodes = self.owned_locks(locking.LEVEL_NODE)
|
686 | 22b7f6f8 | Thomas Thrainer | exp_list = self.rpc.call_export_list(locked_nodes)
|
687 | 22b7f6f8 | Thomas Thrainer | found = False
|
688 | 22b7f6f8 | Thomas Thrainer | for node in exp_list: |
689 | 22b7f6f8 | Thomas Thrainer | if exp_list[node].fail_msg:
|
690 | 22b7f6f8 | Thomas Thrainer | continue
|
691 | 22b7f6f8 | Thomas Thrainer | if src_path in exp_list[node].payload: |
692 | 22b7f6f8 | Thomas Thrainer | found = True
|
693 | 22b7f6f8 | Thomas Thrainer | self.op.src_node = src_node = node
|
694 | 22b7f6f8 | Thomas Thrainer | self.op.src_path = src_path = utils.PathJoin(pathutils.EXPORT_DIR,
|
695 | 22b7f6f8 | Thomas Thrainer | src_path) |
696 | 22b7f6f8 | Thomas Thrainer | break
|
697 | 22b7f6f8 | Thomas Thrainer | if not found: |
698 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No export found for relative path %s" % |
699 | 22b7f6f8 | Thomas Thrainer | src_path, errors.ECODE_INVAL) |
700 | 22b7f6f8 | Thomas Thrainer | |
701 | 5eacbcae | Thomas Thrainer | CheckNodeOnline(self, src_node)
|
702 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_export_info(src_node, src_path)
|
703 | 22b7f6f8 | Thomas Thrainer | result.Raise("No export or invalid export found in dir %s" % src_path)
|
704 | 22b7f6f8 | Thomas Thrainer | |
705 | 22b7f6f8 | Thomas Thrainer | export_info = objects.SerializableConfigParser.Loads(str(result.payload))
|
706 | 22b7f6f8 | Thomas Thrainer | if not export_info.has_section(constants.INISECT_EXP): |
707 | 22b7f6f8 | Thomas Thrainer | raise errors.ProgrammerError("Corrupted export config", |
708 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_ENVIRON) |
709 | 22b7f6f8 | Thomas Thrainer | |
710 | 22b7f6f8 | Thomas Thrainer | ei_version = export_info.get(constants.INISECT_EXP, "version")
|
711 | 22b7f6f8 | Thomas Thrainer | if (int(ei_version) != constants.EXPORT_VERSION): |
712 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Wrong export version %s (wanted %d)" % |
713 | 22b7f6f8 | Thomas Thrainer | (ei_version, constants.EXPORT_VERSION), |
714 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_ENVIRON) |
715 | 22b7f6f8 | Thomas Thrainer | return export_info
|
716 | 22b7f6f8 | Thomas Thrainer | |
717 | 22b7f6f8 | Thomas Thrainer | def _ReadExportParams(self, einfo): |
718 | 22b7f6f8 | Thomas Thrainer | """Use export parameters as defaults.
|
719 | 22b7f6f8 | Thomas Thrainer |
|
720 | 22b7f6f8 | Thomas Thrainer | In case the opcode doesn't specify (as in override) some instance
|
721 | 22b7f6f8 | Thomas Thrainer | parameters, then try to use them from the export information, if
|
722 | 22b7f6f8 | Thomas Thrainer | that declares them.
|
723 | 22b7f6f8 | Thomas Thrainer |
|
724 | 22b7f6f8 | Thomas Thrainer | """
|
725 | 22b7f6f8 | Thomas Thrainer | self.op.os_type = einfo.get(constants.INISECT_EXP, "os") |
726 | 22b7f6f8 | Thomas Thrainer | |
727 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template is None: |
728 | 22b7f6f8 | Thomas Thrainer | if einfo.has_option(constants.INISECT_INS, "disk_template"): |
729 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template = einfo.get(constants.INISECT_INS,
|
730 | 22b7f6f8 | Thomas Thrainer | "disk_template")
|
731 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template not in constants.DISK_TEMPLATES: |
732 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk template specified in configuration" |
733 | 22b7f6f8 | Thomas Thrainer | " file is not one of the allowed values:"
|
734 | 22b7f6f8 | Thomas Thrainer | " %s" %
|
735 | 22b7f6f8 | Thomas Thrainer | " ".join(constants.DISK_TEMPLATES),
|
736 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
737 | 22b7f6f8 | Thomas Thrainer | else:
|
738 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No disk template specified and the export" |
739 | 22b7f6f8 | Thomas Thrainer | " is missing the disk_template information",
|
740 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
741 | 22b7f6f8 | Thomas Thrainer | |
742 | 22b7f6f8 | Thomas Thrainer | if not self.op.disks: |
743 | 22b7f6f8 | Thomas Thrainer | disks = [] |
744 | 22b7f6f8 | Thomas Thrainer | # TODO: import the disk iv_name too
|
745 | 22b7f6f8 | Thomas Thrainer | for idx in range(constants.MAX_DISKS): |
746 | 22b7f6f8 | Thomas Thrainer | if einfo.has_option(constants.INISECT_INS, "disk%d_size" % idx): |
747 | 22b7f6f8 | Thomas Thrainer | disk_sz = einfo.getint(constants.INISECT_INS, "disk%d_size" % idx)
|
748 | 22b7f6f8 | Thomas Thrainer | disks.append({constants.IDISK_SIZE: disk_sz}) |
749 | 22b7f6f8 | Thomas Thrainer | self.op.disks = disks
|
750 | 22b7f6f8 | Thomas Thrainer | if not disks and self.op.disk_template != constants.DT_DISKLESS: |
751 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No disk info specified and the export" |
752 | 22b7f6f8 | Thomas Thrainer | " is missing the disk information",
|
753 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
754 | 22b7f6f8 | Thomas Thrainer | |
755 | 22b7f6f8 | Thomas Thrainer | if not self.op.nics: |
756 | 22b7f6f8 | Thomas Thrainer | nics = [] |
757 | 22b7f6f8 | Thomas Thrainer | for idx in range(constants.MAX_NICS): |
758 | 22b7f6f8 | Thomas Thrainer | if einfo.has_option(constants.INISECT_INS, "nic%d_mac" % idx): |
759 | 22b7f6f8 | Thomas Thrainer | ndict = {} |
760 | 22b7f6f8 | Thomas Thrainer | for name in list(constants.NICS_PARAMETERS) + ["ip", "mac"]: |
761 | 22b7f6f8 | Thomas Thrainer | v = einfo.get(constants.INISECT_INS, "nic%d_%s" % (idx, name))
|
762 | 22b7f6f8 | Thomas Thrainer | ndict[name] = v |
763 | 22b7f6f8 | Thomas Thrainer | nics.append(ndict) |
764 | 22b7f6f8 | Thomas Thrainer | else:
|
765 | 22b7f6f8 | Thomas Thrainer | break
|
766 | 22b7f6f8 | Thomas Thrainer | self.op.nics = nics
|
767 | 22b7f6f8 | Thomas Thrainer | |
768 | 22b7f6f8 | Thomas Thrainer | if not self.op.tags and einfo.has_option(constants.INISECT_INS, "tags"): |
769 | 22b7f6f8 | Thomas Thrainer | self.op.tags = einfo.get(constants.INISECT_INS, "tags").split() |
770 | 22b7f6f8 | Thomas Thrainer | |
771 | 22b7f6f8 | Thomas Thrainer | if (self.op.hypervisor is None and |
772 | 22b7f6f8 | Thomas Thrainer | einfo.has_option(constants.INISECT_INS, "hypervisor")):
|
773 | 22b7f6f8 | Thomas Thrainer | self.op.hypervisor = einfo.get(constants.INISECT_INS, "hypervisor") |
774 | 22b7f6f8 | Thomas Thrainer | |
775 | 22b7f6f8 | Thomas Thrainer | if einfo.has_section(constants.INISECT_HYP):
|
776 | 22b7f6f8 | Thomas Thrainer | # use the export parameters but do not override the ones
|
777 | 22b7f6f8 | Thomas Thrainer | # specified by the user
|
778 | 22b7f6f8 | Thomas Thrainer | for name, value in einfo.items(constants.INISECT_HYP): |
779 | 22b7f6f8 | Thomas Thrainer | if name not in self.op.hvparams: |
780 | 22b7f6f8 | Thomas Thrainer | self.op.hvparams[name] = value
|
781 | 22b7f6f8 | Thomas Thrainer | |
782 | 22b7f6f8 | Thomas Thrainer | if einfo.has_section(constants.INISECT_BEP):
|
783 | 22b7f6f8 | Thomas Thrainer | # use the parameters, without overriding
|
784 | 22b7f6f8 | Thomas Thrainer | for name, value in einfo.items(constants.INISECT_BEP): |
785 | 22b7f6f8 | Thomas Thrainer | if name not in self.op.beparams: |
786 | 22b7f6f8 | Thomas Thrainer | self.op.beparams[name] = value
|
787 | 22b7f6f8 | Thomas Thrainer | # Compatibility for the old "memory" be param
|
788 | 22b7f6f8 | Thomas Thrainer | if name == constants.BE_MEMORY:
|
789 | 22b7f6f8 | Thomas Thrainer | if constants.BE_MAXMEM not in self.op.beparams: |
790 | 22b7f6f8 | Thomas Thrainer | self.op.beparams[constants.BE_MAXMEM] = value
|
791 | 22b7f6f8 | Thomas Thrainer | if constants.BE_MINMEM not in self.op.beparams: |
792 | 22b7f6f8 | Thomas Thrainer | self.op.beparams[constants.BE_MINMEM] = value
|
793 | 22b7f6f8 | Thomas Thrainer | else:
|
794 | 22b7f6f8 | Thomas Thrainer | # try to read the parameters old style, from the main section
|
795 | 22b7f6f8 | Thomas Thrainer | for name in constants.BES_PARAMETERS: |
796 | 22b7f6f8 | Thomas Thrainer | if (name not in self.op.beparams and |
797 | 22b7f6f8 | Thomas Thrainer | einfo.has_option(constants.INISECT_INS, name)): |
798 | 22b7f6f8 | Thomas Thrainer | self.op.beparams[name] = einfo.get(constants.INISECT_INS, name)
|
799 | 22b7f6f8 | Thomas Thrainer | |
800 | 22b7f6f8 | Thomas Thrainer | if einfo.has_section(constants.INISECT_OSP):
|
801 | 22b7f6f8 | Thomas Thrainer | # use the parameters, without overriding
|
802 | 22b7f6f8 | Thomas Thrainer | for name, value in einfo.items(constants.INISECT_OSP): |
803 | 22b7f6f8 | Thomas Thrainer | if name not in self.op.osparams: |
804 | 22b7f6f8 | Thomas Thrainer | self.op.osparams[name] = value
|
805 | 22b7f6f8 | Thomas Thrainer | |
806 | 22b7f6f8 | Thomas Thrainer | def _RevertToDefaults(self, cluster): |
807 | 22b7f6f8 | Thomas Thrainer | """Revert the instance parameters to the default values.
|
808 | 22b7f6f8 | Thomas Thrainer |
|
809 | 22b7f6f8 | Thomas Thrainer | """
|
810 | 22b7f6f8 | Thomas Thrainer | # hvparams
|
811 | 22b7f6f8 | Thomas Thrainer | hv_defs = cluster.SimpleFillHV(self.op.hypervisor, self.op.os_type, {}) |
812 | 22b7f6f8 | Thomas Thrainer | for name in self.op.hvparams.keys(): |
813 | 22b7f6f8 | Thomas Thrainer | if name in hv_defs and hv_defs[name] == self.op.hvparams[name]: |
814 | 22b7f6f8 | Thomas Thrainer | del self.op.hvparams[name] |
815 | 22b7f6f8 | Thomas Thrainer | # beparams
|
816 | 22b7f6f8 | Thomas Thrainer | be_defs = cluster.SimpleFillBE({}) |
817 | 22b7f6f8 | Thomas Thrainer | for name in self.op.beparams.keys(): |
818 | 22b7f6f8 | Thomas Thrainer | if name in be_defs and be_defs[name] == self.op.beparams[name]: |
819 | 22b7f6f8 | Thomas Thrainer | del self.op.beparams[name] |
820 | 22b7f6f8 | Thomas Thrainer | # nic params
|
821 | 22b7f6f8 | Thomas Thrainer | nic_defs = cluster.SimpleFillNIC({}) |
822 | 22b7f6f8 | Thomas Thrainer | for nic in self.op.nics: |
823 | 22b7f6f8 | Thomas Thrainer | for name in constants.NICS_PARAMETERS: |
824 | 22b7f6f8 | Thomas Thrainer | if name in nic and name in nic_defs and nic[name] == nic_defs[name]: |
825 | 22b7f6f8 | Thomas Thrainer | del nic[name]
|
826 | 22b7f6f8 | Thomas Thrainer | # osparams
|
827 | 22b7f6f8 | Thomas Thrainer | os_defs = cluster.SimpleFillOS(self.op.os_type, {})
|
828 | 22b7f6f8 | Thomas Thrainer | for name in self.op.osparams.keys(): |
829 | 22b7f6f8 | Thomas Thrainer | if name in os_defs and os_defs[name] == self.op.osparams[name]: |
830 | 22b7f6f8 | Thomas Thrainer | del self.op.osparams[name] |
831 | 22b7f6f8 | Thomas Thrainer | |
832 | 22b7f6f8 | Thomas Thrainer | def _CalculateFileStorageDir(self): |
833 | 22b7f6f8 | Thomas Thrainer | """Calculate final instance file storage dir.
|
834 | 22b7f6f8 | Thomas Thrainer |
|
835 | 22b7f6f8 | Thomas Thrainer | """
|
836 | 22b7f6f8 | Thomas Thrainer | # file storage dir calculation/check
|
837 | 22b7f6f8 | Thomas Thrainer | self.instance_file_storage_dir = None |
838 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_FILEBASED: |
839 | 22b7f6f8 | Thomas Thrainer | # build the full file storage dir path
|
840 | 22b7f6f8 | Thomas Thrainer | joinargs = [] |
841 | 22b7f6f8 | Thomas Thrainer | |
842 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template == constants.DT_SHARED_FILE: |
843 | 22b7f6f8 | Thomas Thrainer | get_fsd_fn = self.cfg.GetSharedFileStorageDir
|
844 | 22b7f6f8 | Thomas Thrainer | else:
|
845 | 22b7f6f8 | Thomas Thrainer | get_fsd_fn = self.cfg.GetFileStorageDir
|
846 | 22b7f6f8 | Thomas Thrainer | |
847 | 22b7f6f8 | Thomas Thrainer | cfg_storagedir = get_fsd_fn() |
848 | 22b7f6f8 | Thomas Thrainer | if not cfg_storagedir: |
849 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cluster file storage dir not defined", |
850 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
851 | 22b7f6f8 | Thomas Thrainer | joinargs.append(cfg_storagedir) |
852 | 22b7f6f8 | Thomas Thrainer | |
853 | 22b7f6f8 | Thomas Thrainer | if self.op.file_storage_dir is not None: |
854 | 22b7f6f8 | Thomas Thrainer | joinargs.append(self.op.file_storage_dir)
|
855 | 22b7f6f8 | Thomas Thrainer | |
856 | 22b7f6f8 | Thomas Thrainer | joinargs.append(self.op.instance_name)
|
857 | 22b7f6f8 | Thomas Thrainer | |
858 | 22b7f6f8 | Thomas Thrainer | # pylint: disable=W0142
|
859 | 22b7f6f8 | Thomas Thrainer | self.instance_file_storage_dir = utils.PathJoin(*joinargs)
|
860 | 22b7f6f8 | Thomas Thrainer | |
861 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): # pylint: disable=R0914 |
862 | 22b7f6f8 | Thomas Thrainer | """Check prerequisites.
|
863 | 22b7f6f8 | Thomas Thrainer |
|
864 | 22b7f6f8 | Thomas Thrainer | """
|
865 | 8b9887c5 | Petr Pudlak | # Check that the optimistically acquired groups are correct wrt the
|
866 | 8b9887c5 | Petr Pudlak | # acquired nodes
|
867 | 8b9887c5 | Petr Pudlak | owned_groups = frozenset(self.owned_locks(locking.LEVEL_NODEGROUP)) |
868 | 8b9887c5 | Petr Pudlak | owned_nodes = frozenset(self.owned_locks(locking.LEVEL_NODE)) |
869 | 8b9887c5 | Petr Pudlak | cur_groups = list(self.cfg.GetNodeGroupsFromNodes(owned_nodes)) |
870 | 8b9887c5 | Petr Pudlak | if not owned_groups.issuperset(cur_groups): |
871 | 8b9887c5 | Petr Pudlak | raise errors.OpPrereqError("New instance %s's node groups changed since" |
872 | 8b9887c5 | Petr Pudlak | " locks were acquired, current groups are"
|
873 | 8b9887c5 | Petr Pudlak | " are '%s', owning groups '%s'; retry the"
|
874 | 8b9887c5 | Petr Pudlak | " operation" %
|
875 | 8b9887c5 | Petr Pudlak | (self.op.instance_name,
|
876 | 8b9887c5 | Petr Pudlak | utils.CommaJoin(cur_groups), |
877 | 8b9887c5 | Petr Pudlak | utils.CommaJoin(owned_groups)), |
878 | 8b9887c5 | Petr Pudlak | errors.ECODE_STATE) |
879 | 8b9887c5 | Petr Pudlak | |
880 | 22b7f6f8 | Thomas Thrainer | self._CalculateFileStorageDir()
|
881 | 22b7f6f8 | Thomas Thrainer | |
882 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
883 | 22b7f6f8 | Thomas Thrainer | export_info = self._ReadExportInfo()
|
884 | 22b7f6f8 | Thomas Thrainer | self._ReadExportParams(export_info)
|
885 | 22b7f6f8 | Thomas Thrainer | self._old_instance_name = export_info.get(constants.INISECT_INS, "name") |
886 | 22b7f6f8 | Thomas Thrainer | else:
|
887 | 22b7f6f8 | Thomas Thrainer | self._old_instance_name = None |
888 | 22b7f6f8 | Thomas Thrainer | |
889 | 22b7f6f8 | Thomas Thrainer | if (not self.cfg.GetVGName() and |
890 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template not in constants.DTS_NOT_LVM): |
891 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cluster does not support lvm-based" |
892 | 22b7f6f8 | Thomas Thrainer | " instances", errors.ECODE_STATE)
|
893 | 22b7f6f8 | Thomas Thrainer | |
894 | 22b7f6f8 | Thomas Thrainer | if (self.op.hypervisor is None or |
895 | 22b7f6f8 | Thomas Thrainer | self.op.hypervisor == constants.VALUE_AUTO):
|
896 | 22b7f6f8 | Thomas Thrainer | self.op.hypervisor = self.cfg.GetHypervisorType() |
897 | 22b7f6f8 | Thomas Thrainer | |
898 | 22b7f6f8 | Thomas Thrainer | cluster = self.cfg.GetClusterInfo()
|
899 | 22b7f6f8 | Thomas Thrainer | enabled_hvs = cluster.enabled_hypervisors |
900 | 22b7f6f8 | Thomas Thrainer | if self.op.hypervisor not in enabled_hvs: |
901 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Selected hypervisor (%s) not enabled in the" |
902 | 22b7f6f8 | Thomas Thrainer | " cluster (%s)" %
|
903 | 22b7f6f8 | Thomas Thrainer | (self.op.hypervisor, ",".join(enabled_hvs)), |
904 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
905 | 22b7f6f8 | Thomas Thrainer | |
906 | 22b7f6f8 | Thomas Thrainer | # Check tag validity
|
907 | 22b7f6f8 | Thomas Thrainer | for tag in self.op.tags: |
908 | 22b7f6f8 | Thomas Thrainer | objects.TaggableObject.ValidateTag(tag) |
909 | 22b7f6f8 | Thomas Thrainer | |
910 | 22b7f6f8 | Thomas Thrainer | # check hypervisor parameter syntax (locally)
|
911 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(self.op.hvparams, constants.HVS_PARAMETER_TYPES)
|
912 | 22b7f6f8 | Thomas Thrainer | filled_hvp = cluster.SimpleFillHV(self.op.hypervisor, self.op.os_type, |
913 | 22b7f6f8 | Thomas Thrainer | self.op.hvparams)
|
914 | 22b7f6f8 | Thomas Thrainer | hv_type = hypervisor.GetHypervisorClass(self.op.hypervisor)
|
915 | 22b7f6f8 | Thomas Thrainer | hv_type.CheckParameterSyntax(filled_hvp) |
916 | 22b7f6f8 | Thomas Thrainer | self.hv_full = filled_hvp
|
917 | 22b7f6f8 | Thomas Thrainer | # check that we don't specify global parameters on an instance
|
918 | 5eacbcae | Thomas Thrainer | CheckParamsNotGlobal(self.op.hvparams, constants.HVC_GLOBALS, "hypervisor", |
919 | 5eacbcae | Thomas Thrainer | "instance", "cluster") |
920 | 22b7f6f8 | Thomas Thrainer | |
921 | 22b7f6f8 | Thomas Thrainer | # fill and remember the beparams dict
|
922 | 22b7f6f8 | Thomas Thrainer | self.be_full = _ComputeFullBeParams(self.op, cluster) |
923 | 22b7f6f8 | Thomas Thrainer | |
924 | 22b7f6f8 | Thomas Thrainer | # build os parameters
|
925 | 22b7f6f8 | Thomas Thrainer | self.os_full = cluster.SimpleFillOS(self.op.os_type, self.op.osparams) |
926 | 22b7f6f8 | Thomas Thrainer | |
927 | 22b7f6f8 | Thomas Thrainer | # now that hvp/bep are in final format, let's reset to defaults,
|
928 | 22b7f6f8 | Thomas Thrainer | # if told to do so
|
929 | 22b7f6f8 | Thomas Thrainer | if self.op.identify_defaults: |
930 | 22b7f6f8 | Thomas Thrainer | self._RevertToDefaults(cluster)
|
931 | 22b7f6f8 | Thomas Thrainer | |
932 | 22b7f6f8 | Thomas Thrainer | # NIC buildup
|
933 | 22b7f6f8 | Thomas Thrainer | self.nics = _ComputeNics(self.op, cluster, self.check_ip, self.cfg, |
934 | 22b7f6f8 | Thomas Thrainer | self.proc.GetECId())
|
935 | 22b7f6f8 | Thomas Thrainer | |
936 | 22b7f6f8 | Thomas Thrainer | # disk checks/pre-build
|
937 | 22b7f6f8 | Thomas Thrainer | default_vg = self.cfg.GetVGName()
|
938 | 5eacbcae | Thomas Thrainer | self.disks = ComputeDisks(self.op, default_vg) |
939 | 22b7f6f8 | Thomas Thrainer | |
940 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
941 | 22b7f6f8 | Thomas Thrainer | disk_images = [] |
942 | 22b7f6f8 | Thomas Thrainer | for idx in range(len(self.disks)): |
943 | 22b7f6f8 | Thomas Thrainer | option = "disk%d_dump" % idx
|
944 | 22b7f6f8 | Thomas Thrainer | if export_info.has_option(constants.INISECT_INS, option):
|
945 | 22b7f6f8 | Thomas Thrainer | # FIXME: are the old os-es, disk sizes, etc. useful?
|
946 | 22b7f6f8 | Thomas Thrainer | export_name = export_info.get(constants.INISECT_INS, option) |
947 | 22b7f6f8 | Thomas Thrainer | image = utils.PathJoin(self.op.src_path, export_name)
|
948 | 22b7f6f8 | Thomas Thrainer | disk_images.append(image) |
949 | 22b7f6f8 | Thomas Thrainer | else:
|
950 | 22b7f6f8 | Thomas Thrainer | disk_images.append(False)
|
951 | 22b7f6f8 | Thomas Thrainer | |
952 | 22b7f6f8 | Thomas Thrainer | self.src_images = disk_images
|
953 | 22b7f6f8 | Thomas Thrainer | |
954 | 22b7f6f8 | Thomas Thrainer | if self.op.instance_name == self._old_instance_name: |
955 | 22b7f6f8 | Thomas Thrainer | for idx, nic in enumerate(self.nics): |
956 | 22b7f6f8 | Thomas Thrainer | if nic.mac == constants.VALUE_AUTO:
|
957 | 22b7f6f8 | Thomas Thrainer | nic_mac_ini = "nic%d_mac" % idx
|
958 | 22b7f6f8 | Thomas Thrainer | nic.mac = export_info.get(constants.INISECT_INS, nic_mac_ini) |
959 | 22b7f6f8 | Thomas Thrainer | |
960 | 22b7f6f8 | Thomas Thrainer | # ENDIF: self.op.mode == constants.INSTANCE_IMPORT
|
961 | 22b7f6f8 | Thomas Thrainer | |
962 | 22b7f6f8 | Thomas Thrainer | # ip ping checks (we use the same ip that was resolved in ExpandNames)
|
963 | 22b7f6f8 | Thomas Thrainer | if self.op.ip_check: |
964 | 22b7f6f8 | Thomas Thrainer | if netutils.TcpPing(self.check_ip, constants.DEFAULT_NODED_PORT): |
965 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("IP %s of instance %s already in use" % |
966 | 22b7f6f8 | Thomas Thrainer | (self.check_ip, self.op.instance_name), |
967 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOTUNIQUE) |
968 | 22b7f6f8 | Thomas Thrainer | |
969 | 22b7f6f8 | Thomas Thrainer | #### mac address generation
|
970 | 22b7f6f8 | Thomas Thrainer | # By generating here the mac address both the allocator and the hooks get
|
971 | 22b7f6f8 | Thomas Thrainer | # the real final mac address rather than the 'auto' or 'generate' value.
|
972 | 22b7f6f8 | Thomas Thrainer | # There is a race condition between the generation and the instance object
|
973 | 22b7f6f8 | Thomas Thrainer | # creation, which means that we know the mac is valid now, but we're not
|
974 | 22b7f6f8 | Thomas Thrainer | # sure it will be when we actually add the instance. If things go bad
|
975 | 22b7f6f8 | Thomas Thrainer | # adding the instance will abort because of a duplicate mac, and the
|
976 | 22b7f6f8 | Thomas Thrainer | # creation job will fail.
|
977 | 22b7f6f8 | Thomas Thrainer | for nic in self.nics: |
978 | 22b7f6f8 | Thomas Thrainer | if nic.mac in (constants.VALUE_AUTO, constants.VALUE_GENERATE): |
979 | 22b7f6f8 | Thomas Thrainer | nic.mac = self.cfg.GenerateMAC(nic.network, self.proc.GetECId()) |
980 | 22b7f6f8 | Thomas Thrainer | |
981 | 22b7f6f8 | Thomas Thrainer | #### allocator run
|
982 | 22b7f6f8 | Thomas Thrainer | |
983 | 22b7f6f8 | Thomas Thrainer | if self.op.iallocator is not None: |
984 | 22b7f6f8 | Thomas Thrainer | self._RunAllocator()
|
985 | 22b7f6f8 | Thomas Thrainer | |
986 | 22b7f6f8 | Thomas Thrainer | # Release all unneeded node locks
|
987 | 22b7f6f8 | Thomas Thrainer | keep_locks = filter(None, [self.op.pnode, self.op.snode, self.op.src_node]) |
988 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE, keep=keep_locks)
|
989 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE_RES, keep=keep_locks)
|
990 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE_ALLOC)
|
991 | 8b9887c5 | Petr Pudlak | # Release all unneeded group locks
|
992 | 8b9887c5 | Petr Pudlak | ReleaseLocks(self, locking.LEVEL_NODEGROUP,
|
993 | 8b9887c5 | Petr Pudlak | keep=self.cfg.GetNodeGroupsFromNodes(keep_locks))
|
994 | 22b7f6f8 | Thomas Thrainer | |
995 | 22b7f6f8 | Thomas Thrainer | assert (self.owned_locks(locking.LEVEL_NODE) == |
996 | 22b7f6f8 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE_RES)), \
|
997 | 22b7f6f8 | Thomas Thrainer | "Node locks differ from node resource locks"
|
998 | 22b7f6f8 | Thomas Thrainer | |
999 | 22b7f6f8 | Thomas Thrainer | #### node related checks
|
1000 | 22b7f6f8 | Thomas Thrainer | |
1001 | 22b7f6f8 | Thomas Thrainer | # check primary node
|
1002 | 22b7f6f8 | Thomas Thrainer | self.pnode = pnode = self.cfg.GetNodeInfo(self.op.pnode) |
1003 | 22b7f6f8 | Thomas Thrainer | assert self.pnode is not None, \ |
1004 | 22b7f6f8 | Thomas Thrainer | "Cannot retrieve locked node %s" % self.op.pnode |
1005 | 22b7f6f8 | Thomas Thrainer | if pnode.offline:
|
1006 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot use offline primary node '%s'" % |
1007 | 22b7f6f8 | Thomas Thrainer | pnode.name, errors.ECODE_STATE) |
1008 | 22b7f6f8 | Thomas Thrainer | if pnode.drained:
|
1009 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot use drained primary node '%s'" % |
1010 | 22b7f6f8 | Thomas Thrainer | pnode.name, errors.ECODE_STATE) |
1011 | 22b7f6f8 | Thomas Thrainer | if not pnode.vm_capable: |
1012 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot use non-vm_capable primary node" |
1013 | 22b7f6f8 | Thomas Thrainer | " '%s'" % pnode.name, errors.ECODE_STATE)
|
1014 | 22b7f6f8 | Thomas Thrainer | |
1015 | 22b7f6f8 | Thomas Thrainer | self.secondaries = []
|
1016 | 22b7f6f8 | Thomas Thrainer | |
1017 | 22b7f6f8 | Thomas Thrainer | # Fill in any IPs from IP pools. This must happen here, because we need to
|
1018 | 22b7f6f8 | Thomas Thrainer | # know the nic's primary node, as specified by the iallocator
|
1019 | 22b7f6f8 | Thomas Thrainer | for idx, nic in enumerate(self.nics): |
1020 | 22b7f6f8 | Thomas Thrainer | net_uuid = nic.network |
1021 | 22b7f6f8 | Thomas Thrainer | if net_uuid is not None: |
1022 | 22b7f6f8 | Thomas Thrainer | nobj = self.cfg.GetNetwork(net_uuid)
|
1023 | 22b7f6f8 | Thomas Thrainer | netparams = self.cfg.GetGroupNetParams(net_uuid, self.pnode.name) |
1024 | 22b7f6f8 | Thomas Thrainer | if netparams is None: |
1025 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No netparams found for network" |
1026 | 22b7f6f8 | Thomas Thrainer | " %s. Propably not connected to"
|
1027 | 22b7f6f8 | Thomas Thrainer | " node's %s nodegroup" %
|
1028 | 22b7f6f8 | Thomas Thrainer | (nobj.name, self.pnode.name),
|
1029 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1030 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("NIC/%d inherits netparams %s" % |
1031 | 22b7f6f8 | Thomas Thrainer | (idx, netparams.values())) |
1032 | 22b7f6f8 | Thomas Thrainer | nic.nicparams = dict(netparams)
|
1033 | 22b7f6f8 | Thomas Thrainer | if nic.ip is not None: |
1034 | 22b7f6f8 | Thomas Thrainer | if nic.ip.lower() == constants.NIC_IP_POOL:
|
1035 | 22b7f6f8 | Thomas Thrainer | try:
|
1036 | 22b7f6f8 | Thomas Thrainer | nic.ip = self.cfg.GenerateIp(net_uuid, self.proc.GetECId()) |
1037 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
|
1038 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Unable to get a free IP for NIC %d" |
1039 | 22b7f6f8 | Thomas Thrainer | " from the address pool" % idx,
|
1040 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
1041 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Chose IP %s from network %s", nic.ip, nobj.name) |
1042 | 22b7f6f8 | Thomas Thrainer | else:
|
1043 | 22b7f6f8 | Thomas Thrainer | try:
|
1044 | e5370111 | Dimitris Aragiorgis | self.cfg.ReserveIp(net_uuid, nic.ip, self.proc.GetECId(), |
1045 | e5370111 | Dimitris Aragiorgis | check=self.op.conflicts_check)
|
1046 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
|
1047 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("IP address %s already in use" |
1048 | 22b7f6f8 | Thomas Thrainer | " or does not belong to network %s" %
|
1049 | 22b7f6f8 | Thomas Thrainer | (nic.ip, nobj.name), |
1050 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOTUNIQUE) |
1051 | 22b7f6f8 | Thomas Thrainer | |
1052 | 22b7f6f8 | Thomas Thrainer | # net is None, ip None or given
|
1053 | 22b7f6f8 | Thomas Thrainer | elif self.op.conflicts_check: |
1054 | 22b7f6f8 | Thomas Thrainer | _CheckForConflictingIp(self, nic.ip, self.pnode.name) |
1055 | 22b7f6f8 | Thomas Thrainer | |
1056 | 22b7f6f8 | Thomas Thrainer | # mirror node verification
|
1057 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_INT_MIRROR: |
1058 | 22b7f6f8 | Thomas Thrainer | if self.op.snode == pnode.name: |
1059 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("The secondary node cannot be the" |
1060 | 22b7f6f8 | Thomas Thrainer | " primary node", errors.ECODE_INVAL)
|
1061 | 5eacbcae | Thomas Thrainer | CheckNodeOnline(self, self.op.snode) |
1062 | 5eacbcae | Thomas Thrainer | CheckNodeNotDrained(self, self.op.snode) |
1063 | 5eacbcae | Thomas Thrainer | CheckNodeVmCapable(self, self.op.snode) |
1064 | 22b7f6f8 | Thomas Thrainer | self.secondaries.append(self.op.snode) |
1065 | 22b7f6f8 | Thomas Thrainer | |
1066 | 22b7f6f8 | Thomas Thrainer | snode = self.cfg.GetNodeInfo(self.op.snode) |
1067 | 22b7f6f8 | Thomas Thrainer | if pnode.group != snode.group:
|
1068 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("The primary and secondary nodes are in two" |
1069 | 22b7f6f8 | Thomas Thrainer | " different node groups; the disk parameters"
|
1070 | 22b7f6f8 | Thomas Thrainer | " from the first disk's node group will be"
|
1071 | 22b7f6f8 | Thomas Thrainer | " used")
|
1072 | 22b7f6f8 | Thomas Thrainer | |
1073 | 22b7f6f8 | Thomas Thrainer | if not self.op.disk_template in constants.DTS_EXCL_STORAGE: |
1074 | 22b7f6f8 | Thomas Thrainer | nodes = [pnode] |
1075 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_INT_MIRROR: |
1076 | 22b7f6f8 | Thomas Thrainer | nodes.append(snode) |
1077 | 5eacbcae | Thomas Thrainer | has_es = lambda n: IsExclusiveStorageEnabledNode(self.cfg, n) |
1078 | 22b7f6f8 | Thomas Thrainer | if compat.any(map(has_es, nodes)): |
1079 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk template %s not supported with" |
1080 | 22b7f6f8 | Thomas Thrainer | " exclusive storage" % self.op.disk_template, |
1081 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
1082 | 22b7f6f8 | Thomas Thrainer | |
1083 | 22b7f6f8 | Thomas Thrainer | nodenames = [pnode.name] + self.secondaries
|
1084 | 22b7f6f8 | Thomas Thrainer | |
1085 | 22b7f6f8 | Thomas Thrainer | if not self.adopt_disks: |
1086 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template == constants.DT_RBD: |
1087 | 22b7f6f8 | Thomas Thrainer | # _CheckRADOSFreeSpace() is just a placeholder.
|
1088 | 22b7f6f8 | Thomas Thrainer | # Any function that checks prerequisites can be placed here.
|
1089 | 22b7f6f8 | Thomas Thrainer | # Check if there is enough space on the RADOS cluster.
|
1090 | 5eacbcae | Thomas Thrainer | CheckRADOSFreeSpace() |
1091 | 22b7f6f8 | Thomas Thrainer | elif self.op.disk_template == constants.DT_EXT: |
1092 | 22b7f6f8 | Thomas Thrainer | # FIXME: Function that checks prereqs if needed
|
1093 | 22b7f6f8 | Thomas Thrainer | pass
|
1094 | 22b7f6f8 | Thomas Thrainer | else:
|
1095 | 22b7f6f8 | Thomas Thrainer | # Check lv size requirements, if not adopting
|
1096 | 5eacbcae | Thomas Thrainer | req_sizes = ComputeDiskSizePerVG(self.op.disk_template, self.disks) |
1097 | 5eacbcae | Thomas Thrainer | CheckNodesFreeDiskPerVG(self, nodenames, req_sizes)
|
1098 | 22b7f6f8 | Thomas Thrainer | |
1099 | 22b7f6f8 | Thomas Thrainer | elif self.op.disk_template == constants.DT_PLAIN: # Check the adoption data |
1100 | 22b7f6f8 | Thomas Thrainer | all_lvs = set(["%s/%s" % (disk[constants.IDISK_VG], |
1101 | 22b7f6f8 | Thomas Thrainer | disk[constants.IDISK_ADOPT]) |
1102 | 22b7f6f8 | Thomas Thrainer | for disk in self.disks]) |
1103 | 22b7f6f8 | Thomas Thrainer | if len(all_lvs) != len(self.disks): |
1104 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Duplicate volume names given for adoption", |
1105 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1106 | 22b7f6f8 | Thomas Thrainer | for lv_name in all_lvs: |
1107 | 22b7f6f8 | Thomas Thrainer | try:
|
1108 | 22b7f6f8 | Thomas Thrainer | # FIXME: lv_name here is "vg/lv" need to ensure that other calls
|
1109 | 22b7f6f8 | Thomas Thrainer | # to ReserveLV uses the same syntax
|
1110 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReserveLV(lv_name, self.proc.GetECId()) |
1111 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
|
1112 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("LV named %s used by another instance" % |
1113 | 22b7f6f8 | Thomas Thrainer | lv_name, errors.ECODE_NOTUNIQUE) |
1114 | 22b7f6f8 | Thomas Thrainer | |
1115 | 22b7f6f8 | Thomas Thrainer | vg_names = self.rpc.call_vg_list([pnode.name])[pnode.name]
|
1116 | 22b7f6f8 | Thomas Thrainer | vg_names.Raise("Cannot get VG information from node %s" % pnode.name)
|
1117 | 22b7f6f8 | Thomas Thrainer | |
1118 | 22b7f6f8 | Thomas Thrainer | node_lvs = self.rpc.call_lv_list([pnode.name],
|
1119 | 22b7f6f8 | Thomas Thrainer | vg_names.payload.keys())[pnode.name] |
1120 | 22b7f6f8 | Thomas Thrainer | node_lvs.Raise("Cannot get LV information from node %s" % pnode.name)
|
1121 | 22b7f6f8 | Thomas Thrainer | node_lvs = node_lvs.payload |
1122 | 22b7f6f8 | Thomas Thrainer | |
1123 | 22b7f6f8 | Thomas Thrainer | delta = all_lvs.difference(node_lvs.keys()) |
1124 | 22b7f6f8 | Thomas Thrainer | if delta:
|
1125 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Missing logical volume(s): %s" % |
1126 | 22b7f6f8 | Thomas Thrainer | utils.CommaJoin(delta), |
1127 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1128 | 22b7f6f8 | Thomas Thrainer | online_lvs = [lv for lv in all_lvs if node_lvs[lv][2]] |
1129 | 22b7f6f8 | Thomas Thrainer | if online_lvs:
|
1130 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Online logical volumes found, cannot" |
1131 | 22b7f6f8 | Thomas Thrainer | " adopt: %s" % utils.CommaJoin(online_lvs),
|
1132 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
1133 | 22b7f6f8 | Thomas Thrainer | # update the size of disk based on what is found
|
1134 | 22b7f6f8 | Thomas Thrainer | for dsk in self.disks: |
1135 | 22b7f6f8 | Thomas Thrainer | dsk[constants.IDISK_SIZE] = \ |
1136 | 22b7f6f8 | Thomas Thrainer | int(float(node_lvs["%s/%s" % (dsk[constants.IDISK_VG], |
1137 | 22b7f6f8 | Thomas Thrainer | dsk[constants.IDISK_ADOPT])][0]))
|
1138 | 22b7f6f8 | Thomas Thrainer | |
1139 | 22b7f6f8 | Thomas Thrainer | elif self.op.disk_template == constants.DT_BLOCK: |
1140 | 22b7f6f8 | Thomas Thrainer | # Normalize and de-duplicate device paths
|
1141 | 22b7f6f8 | Thomas Thrainer | all_disks = set([os.path.abspath(disk[constants.IDISK_ADOPT])
|
1142 | 22b7f6f8 | Thomas Thrainer | for disk in self.disks]) |
1143 | 22b7f6f8 | Thomas Thrainer | if len(all_disks) != len(self.disks): |
1144 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Duplicate disk names given for adoption", |
1145 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1146 | 22b7f6f8 | Thomas Thrainer | baddisks = [d for d in all_disks |
1147 | 22b7f6f8 | Thomas Thrainer | if not d.startswith(constants.ADOPTABLE_BLOCKDEV_ROOT)] |
1148 | 22b7f6f8 | Thomas Thrainer | if baddisks:
|
1149 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Device node(s) %s lie outside %s and" |
1150 | 22b7f6f8 | Thomas Thrainer | " cannot be adopted" %
|
1151 | 22b7f6f8 | Thomas Thrainer | (utils.CommaJoin(baddisks), |
1152 | 22b7f6f8 | Thomas Thrainer | constants.ADOPTABLE_BLOCKDEV_ROOT), |
1153 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1154 | 22b7f6f8 | Thomas Thrainer | |
1155 | 22b7f6f8 | Thomas Thrainer | node_disks = self.rpc.call_bdev_sizes([pnode.name],
|
1156 | 22b7f6f8 | Thomas Thrainer | list(all_disks))[pnode.name]
|
1157 | 22b7f6f8 | Thomas Thrainer | node_disks.Raise("Cannot get block device information from node %s" %
|
1158 | 22b7f6f8 | Thomas Thrainer | pnode.name) |
1159 | 22b7f6f8 | Thomas Thrainer | node_disks = node_disks.payload |
1160 | 22b7f6f8 | Thomas Thrainer | delta = all_disks.difference(node_disks.keys()) |
1161 | 22b7f6f8 | Thomas Thrainer | if delta:
|
1162 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Missing block device(s): %s" % |
1163 | 22b7f6f8 | Thomas Thrainer | utils.CommaJoin(delta), |
1164 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1165 | 22b7f6f8 | Thomas Thrainer | for dsk in self.disks: |
1166 | 22b7f6f8 | Thomas Thrainer | dsk[constants.IDISK_SIZE] = \ |
1167 | 22b7f6f8 | Thomas Thrainer | int(float(node_disks[dsk[constants.IDISK_ADOPT]])) |
1168 | 22b7f6f8 | Thomas Thrainer | |
1169 | 22b7f6f8 | Thomas Thrainer | # Verify instance specs
|
1170 | 22b7f6f8 | Thomas Thrainer | spindle_use = self.be_full.get(constants.BE_SPINDLE_USE, None) |
1171 | 22b7f6f8 | Thomas Thrainer | ispec = { |
1172 | 22b7f6f8 | Thomas Thrainer | constants.ISPEC_MEM_SIZE: self.be_full.get(constants.BE_MAXMEM, None), |
1173 | 22b7f6f8 | Thomas Thrainer | constants.ISPEC_CPU_COUNT: self.be_full.get(constants.BE_VCPUS, None), |
1174 | 22b7f6f8 | Thomas Thrainer | constants.ISPEC_DISK_COUNT: len(self.disks), |
1175 | 22b7f6f8 | Thomas Thrainer | constants.ISPEC_DISK_SIZE: [disk[constants.IDISK_SIZE] |
1176 | 22b7f6f8 | Thomas Thrainer | for disk in self.disks], |
1177 | 22b7f6f8 | Thomas Thrainer | constants.ISPEC_NIC_COUNT: len(self.nics), |
1178 | 22b7f6f8 | Thomas Thrainer | constants.ISPEC_SPINDLE_USE: spindle_use, |
1179 | 22b7f6f8 | Thomas Thrainer | } |
1180 | 22b7f6f8 | Thomas Thrainer | |
1181 | 22b7f6f8 | Thomas Thrainer | group_info = self.cfg.GetNodeGroup(pnode.group)
|
1182 | 22b7f6f8 | Thomas Thrainer | ipolicy = ganeti.masterd.instance.CalculateGroupIPolicy(cluster, group_info) |
1183 | 22b7f6f8 | Thomas Thrainer | res = _ComputeIPolicyInstanceSpecViolation(ipolicy, ispec, |
1184 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template)
|
1185 | 22b7f6f8 | Thomas Thrainer | if not self.op.ignore_ipolicy and res: |
1186 | 22b7f6f8 | Thomas Thrainer | msg = ("Instance allocation to group %s (%s) violates policy: %s" %
|
1187 | 22b7f6f8 | Thomas Thrainer | (pnode.group, group_info.name, utils.CommaJoin(res))) |
1188 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError(msg, errors.ECODE_INVAL)
|
1189 | 22b7f6f8 | Thomas Thrainer | |
1190 | 5eacbcae | Thomas Thrainer | CheckHVParams(self, nodenames, self.op.hypervisor, self.op.hvparams) |
1191 | 22b7f6f8 | Thomas Thrainer | |
1192 | 5eacbcae | Thomas Thrainer | CheckNodeHasOS(self, pnode.name, self.op.os_type, self.op.force_variant) |
1193 | 22b7f6f8 | Thomas Thrainer | # check OS parameters (remotely)
|
1194 | 5eacbcae | Thomas Thrainer | CheckOSParams(self, True, nodenames, self.op.os_type, self.os_full) |
1195 | 22b7f6f8 | Thomas Thrainer | |
1196 | 5eacbcae | Thomas Thrainer | CheckNicsBridgesExist(self, self.nics, self.pnode.name) |
1197 | 22b7f6f8 | Thomas Thrainer | |
1198 | 22b7f6f8 | Thomas Thrainer | #TODO: _CheckExtParams (remotely)
|
1199 | 22b7f6f8 | Thomas Thrainer | # Check parameters for extstorage
|
1200 | 22b7f6f8 | Thomas Thrainer | |
1201 | 22b7f6f8 | Thomas Thrainer | # memory check on primary node
|
1202 | 22b7f6f8 | Thomas Thrainer | #TODO(dynmem): use MINMEM for checking
|
1203 | 22b7f6f8 | Thomas Thrainer | if self.op.start: |
1204 | 5eacbcae | Thomas Thrainer | CheckNodeFreeMemory(self, self.pnode.name, |
1205 | 5eacbcae | Thomas Thrainer | "creating instance %s" % self.op.instance_name, |
1206 | 5eacbcae | Thomas Thrainer | self.be_full[constants.BE_MAXMEM],
|
1207 | 5eacbcae | Thomas Thrainer | self.op.hypervisor)
|
1208 | 22b7f6f8 | Thomas Thrainer | |
1209 | 22b7f6f8 | Thomas Thrainer | self.dry_run_result = list(nodenames) |
1210 | 22b7f6f8 | Thomas Thrainer | |
1211 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
1212 | 22b7f6f8 | Thomas Thrainer | """Create and add the instance to the cluster.
|
1213 | 22b7f6f8 | Thomas Thrainer |
|
1214 | 22b7f6f8 | Thomas Thrainer | """
|
1215 | 22b7f6f8 | Thomas Thrainer | instance = self.op.instance_name
|
1216 | 22b7f6f8 | Thomas Thrainer | pnode_name = self.pnode.name
|
1217 | 22b7f6f8 | Thomas Thrainer | |
1218 | 22b7f6f8 | Thomas Thrainer | assert not (self.owned_locks(locking.LEVEL_NODE_RES) - |
1219 | 22b7f6f8 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE)), \
|
1220 | 22b7f6f8 | Thomas Thrainer | "Node locks differ from node resource locks"
|
1221 | 22b7f6f8 | Thomas Thrainer | assert not self.glm.is_owned(locking.LEVEL_NODE_ALLOC) |
1222 | 22b7f6f8 | Thomas Thrainer | |
1223 | 22b7f6f8 | Thomas Thrainer | ht_kind = self.op.hypervisor
|
1224 | 22b7f6f8 | Thomas Thrainer | if ht_kind in constants.HTS_REQ_PORT: |
1225 | 22b7f6f8 | Thomas Thrainer | network_port = self.cfg.AllocatePort()
|
1226 | 22b7f6f8 | Thomas Thrainer | else:
|
1227 | 22b7f6f8 | Thomas Thrainer | network_port = None
|
1228 | 22b7f6f8 | Thomas Thrainer | |
1229 | 22b7f6f8 | Thomas Thrainer | # This is ugly but we got a chicken-egg problem here
|
1230 | 22b7f6f8 | Thomas Thrainer | # We can only take the group disk parameters, as the instance
|
1231 | 22b7f6f8 | Thomas Thrainer | # has no disks yet (we are generating them right here).
|
1232 | 22b7f6f8 | Thomas Thrainer | node = self.cfg.GetNodeInfo(pnode_name)
|
1233 | 22b7f6f8 | Thomas Thrainer | nodegroup = self.cfg.GetNodeGroup(node.group)
|
1234 | 5eacbcae | Thomas Thrainer | disks = GenerateDiskTemplate(self,
|
1235 | 5eacbcae | Thomas Thrainer | self.op.disk_template,
|
1236 | 5eacbcae | Thomas Thrainer | instance, pnode_name, |
1237 | 5eacbcae | Thomas Thrainer | self.secondaries,
|
1238 | 5eacbcae | Thomas Thrainer | self.disks,
|
1239 | 5eacbcae | Thomas Thrainer | self.instance_file_storage_dir,
|
1240 | 5eacbcae | Thomas Thrainer | self.op.file_driver,
|
1241 | 5eacbcae | Thomas Thrainer | 0,
|
1242 | 5eacbcae | Thomas Thrainer | feedback_fn, |
1243 | 5eacbcae | Thomas Thrainer | self.cfg.GetGroupDiskParams(nodegroup))
|
1244 | 22b7f6f8 | Thomas Thrainer | |
1245 | 22b7f6f8 | Thomas Thrainer | iobj = objects.Instance(name=instance, os=self.op.os_type,
|
1246 | 22b7f6f8 | Thomas Thrainer | primary_node=pnode_name, |
1247 | 22b7f6f8 | Thomas Thrainer | nics=self.nics, disks=disks,
|
1248 | 22b7f6f8 | Thomas Thrainer | disk_template=self.op.disk_template,
|
1249 | 1d4a4b26 | Thomas Thrainer | disks_active=False,
|
1250 | 22b7f6f8 | Thomas Thrainer | admin_state=constants.ADMINST_DOWN, |
1251 | 22b7f6f8 | Thomas Thrainer | network_port=network_port, |
1252 | 22b7f6f8 | Thomas Thrainer | beparams=self.op.beparams,
|
1253 | 22b7f6f8 | Thomas Thrainer | hvparams=self.op.hvparams,
|
1254 | 22b7f6f8 | Thomas Thrainer | hypervisor=self.op.hypervisor,
|
1255 | 22b7f6f8 | Thomas Thrainer | osparams=self.op.osparams,
|
1256 | 22b7f6f8 | Thomas Thrainer | ) |
1257 | 22b7f6f8 | Thomas Thrainer | |
1258 | 22b7f6f8 | Thomas Thrainer | if self.op.tags: |
1259 | 22b7f6f8 | Thomas Thrainer | for tag in self.op.tags: |
1260 | 22b7f6f8 | Thomas Thrainer | iobj.AddTag(tag) |
1261 | 22b7f6f8 | Thomas Thrainer | |
1262 | 22b7f6f8 | Thomas Thrainer | if self.adopt_disks: |
1263 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template == constants.DT_PLAIN: |
1264 | 22b7f6f8 | Thomas Thrainer | # rename LVs to the newly-generated names; we need to construct
|
1265 | 22b7f6f8 | Thomas Thrainer | # 'fake' LV disks with the old data, plus the new unique_id
|
1266 | 22b7f6f8 | Thomas Thrainer | tmp_disks = [objects.Disk.FromDict(v.ToDict()) for v in disks] |
1267 | 22b7f6f8 | Thomas Thrainer | rename_to = [] |
1268 | 22b7f6f8 | Thomas Thrainer | for t_dsk, a_dsk in zip(tmp_disks, self.disks): |
1269 | 22b7f6f8 | Thomas Thrainer | rename_to.append(t_dsk.logical_id) |
1270 | 22b7f6f8 | Thomas Thrainer | t_dsk.logical_id = (t_dsk.logical_id[0], a_dsk[constants.IDISK_ADOPT])
|
1271 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(t_dsk, pnode_name)
|
1272 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_rename(pnode_name,
|
1273 | 22b7f6f8 | Thomas Thrainer | zip(tmp_disks, rename_to))
|
1274 | 22b7f6f8 | Thomas Thrainer | result.Raise("Failed to rename adoped LVs")
|
1275 | 22b7f6f8 | Thomas Thrainer | else:
|
1276 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* creating instance disks...")
|
1277 | 22b7f6f8 | Thomas Thrainer | try:
|
1278 | 5eacbcae | Thomas Thrainer | CreateDisks(self, iobj)
|
1279 | 22b7f6f8 | Thomas Thrainer | except errors.OpExecError:
|
1280 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Device creation failed") |
1281 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReleaseDRBDMinors(instance)
|
1282 | 22b7f6f8 | Thomas Thrainer | raise
|
1283 | 22b7f6f8 | Thomas Thrainer | |
1284 | 22b7f6f8 | Thomas Thrainer | feedback_fn("adding instance %s to cluster config" % instance)
|
1285 | 22b7f6f8 | Thomas Thrainer | |
1286 | 22b7f6f8 | Thomas Thrainer | self.cfg.AddInstance(iobj, self.proc.GetECId()) |
1287 | 22b7f6f8 | Thomas Thrainer | |
1288 | 22b7f6f8 | Thomas Thrainer | # Declare that we don't want to remove the instance lock anymore, as we've
|
1289 | 22b7f6f8 | Thomas Thrainer | # added the instance to the config
|
1290 | 22b7f6f8 | Thomas Thrainer | del self.remove_locks[locking.LEVEL_INSTANCE] |
1291 | 22b7f6f8 | Thomas Thrainer | |
1292 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
1293 | 22b7f6f8 | Thomas Thrainer | # Release unused nodes
|
1294 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE, keep=[self.op.src_node]) |
1295 | 22b7f6f8 | Thomas Thrainer | else:
|
1296 | 22b7f6f8 | Thomas Thrainer | # Release all nodes
|
1297 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE)
|
1298 | 22b7f6f8 | Thomas Thrainer | |
1299 | 22b7f6f8 | Thomas Thrainer | disk_abort = False
|
1300 | 22b7f6f8 | Thomas Thrainer | if not self.adopt_disks and self.cfg.GetClusterInfo().prealloc_wipe_disks: |
1301 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* wiping instance disks...")
|
1302 | 22b7f6f8 | Thomas Thrainer | try:
|
1303 | 5eacbcae | Thomas Thrainer | WipeDisks(self, iobj)
|
1304 | 22b7f6f8 | Thomas Thrainer | except errors.OpExecError, err:
|
1305 | 22b7f6f8 | Thomas Thrainer | logging.exception("Wiping disks failed")
|
1306 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Wiping instance disks failed (%s)", err) |
1307 | 22b7f6f8 | Thomas Thrainer | disk_abort = True
|
1308 | 22b7f6f8 | Thomas Thrainer | |
1309 | 22b7f6f8 | Thomas Thrainer | if disk_abort:
|
1310 | 22b7f6f8 | Thomas Thrainer | # Something is already wrong with the disks, don't do anything else
|
1311 | 22b7f6f8 | Thomas Thrainer | pass
|
1312 | 22b7f6f8 | Thomas Thrainer | elif self.op.wait_for_sync: |
1313 | 5eacbcae | Thomas Thrainer | disk_abort = not WaitForSync(self, iobj) |
1314 | 22b7f6f8 | Thomas Thrainer | elif iobj.disk_template in constants.DTS_INT_MIRROR: |
1315 | 22b7f6f8 | Thomas Thrainer | # make sure the disks are not degraded (still sync-ing is ok)
|
1316 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* checking mirrors status")
|
1317 | 5eacbcae | Thomas Thrainer | disk_abort = not WaitForSync(self, iobj, oneshot=True) |
1318 | 22b7f6f8 | Thomas Thrainer | else:
|
1319 | 22b7f6f8 | Thomas Thrainer | disk_abort = False
|
1320 | 22b7f6f8 | Thomas Thrainer | |
1321 | 22b7f6f8 | Thomas Thrainer | if disk_abort:
|
1322 | 5eacbcae | Thomas Thrainer | RemoveDisks(self, iobj)
|
1323 | 22b7f6f8 | Thomas Thrainer | self.cfg.RemoveInstance(iobj.name)
|
1324 | 22b7f6f8 | Thomas Thrainer | # Make sure the instance lock gets removed
|
1325 | 22b7f6f8 | Thomas Thrainer | self.remove_locks[locking.LEVEL_INSTANCE] = iobj.name
|
1326 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("There are some degraded disks for" |
1327 | 22b7f6f8 | Thomas Thrainer | " this instance")
|
1328 | 22b7f6f8 | Thomas Thrainer | |
1329 | 1d4a4b26 | Thomas Thrainer | # instance disks are now active
|
1330 | 1d4a4b26 | Thomas Thrainer | iobj.disks_active = True
|
1331 | 1d4a4b26 | Thomas Thrainer | |
1332 | 22b7f6f8 | Thomas Thrainer | # Release all node resource locks
|
1333 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE_RES)
|
1334 | 22b7f6f8 | Thomas Thrainer | |
1335 | 22b7f6f8 | Thomas Thrainer | if iobj.disk_template != constants.DT_DISKLESS and not self.adopt_disks: |
1336 | 22b7f6f8 | Thomas Thrainer | # we need to set the disks ID to the primary node, since the
|
1337 | 22b7f6f8 | Thomas Thrainer | # preceding code might or might have not done it, depending on
|
1338 | 22b7f6f8 | Thomas Thrainer | # disk template and other options
|
1339 | 22b7f6f8 | Thomas Thrainer | for disk in iobj.disks: |
1340 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(disk, pnode_name)
|
1341 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_CREATE: |
1342 | 22b7f6f8 | Thomas Thrainer | if not self.op.no_install: |
1343 | 22b7f6f8 | Thomas Thrainer | pause_sync = (iobj.disk_template in constants.DTS_INT_MIRROR and |
1344 | 22b7f6f8 | Thomas Thrainer | not self.op.wait_for_sync) |
1345 | 22b7f6f8 | Thomas Thrainer | if pause_sync:
|
1346 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* pausing disk sync to install instance OS")
|
1347 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_pause_resume_sync(pnode_name,
|
1348 | 22b7f6f8 | Thomas Thrainer | (iobj.disks, |
1349 | 22b7f6f8 | Thomas Thrainer | iobj), True)
|
1350 | 22b7f6f8 | Thomas Thrainer | for idx, success in enumerate(result.payload): |
1351 | 22b7f6f8 | Thomas Thrainer | if not success: |
1352 | 22b7f6f8 | Thomas Thrainer | logging.warn("pause-sync of instance %s for disk %d failed",
|
1353 | 22b7f6f8 | Thomas Thrainer | instance, idx) |
1354 | 22b7f6f8 | Thomas Thrainer | |
1355 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* running the instance OS create scripts...")
|
1356 | 22b7f6f8 | Thomas Thrainer | # FIXME: pass debug option from opcode to backend
|
1357 | 22b7f6f8 | Thomas Thrainer | os_add_result = \ |
1358 | 22b7f6f8 | Thomas Thrainer | self.rpc.call_instance_os_add(pnode_name, (iobj, None), False, |
1359 | 22b7f6f8 | Thomas Thrainer | self.op.debug_level)
|
1360 | 22b7f6f8 | Thomas Thrainer | if pause_sync:
|
1361 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* resuming disk sync")
|
1362 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_pause_resume_sync(pnode_name,
|
1363 | 22b7f6f8 | Thomas Thrainer | (iobj.disks, |
1364 | 22b7f6f8 | Thomas Thrainer | iobj), False)
|
1365 | 22b7f6f8 | Thomas Thrainer | for idx, success in enumerate(result.payload): |
1366 | 22b7f6f8 | Thomas Thrainer | if not success: |
1367 | 22b7f6f8 | Thomas Thrainer | logging.warn("resume-sync of instance %s for disk %d failed",
|
1368 | 22b7f6f8 | Thomas Thrainer | instance, idx) |
1369 | 22b7f6f8 | Thomas Thrainer | |
1370 | 22b7f6f8 | Thomas Thrainer | os_add_result.Raise("Could not add os for instance %s"
|
1371 | 22b7f6f8 | Thomas Thrainer | " on node %s" % (instance, pnode_name))
|
1372 | 22b7f6f8 | Thomas Thrainer | |
1373 | 22b7f6f8 | Thomas Thrainer | else:
|
1374 | 22b7f6f8 | Thomas Thrainer | if self.op.mode == constants.INSTANCE_IMPORT: |
1375 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* running the instance OS import scripts...")
|
1376 | 22b7f6f8 | Thomas Thrainer | |
1377 | 22b7f6f8 | Thomas Thrainer | transfers = [] |
1378 | 22b7f6f8 | Thomas Thrainer | |
1379 | 22b7f6f8 | Thomas Thrainer | for idx, image in enumerate(self.src_images): |
1380 | 22b7f6f8 | Thomas Thrainer | if not image: |
1381 | 22b7f6f8 | Thomas Thrainer | continue
|
1382 | 22b7f6f8 | Thomas Thrainer | |
1383 | 22b7f6f8 | Thomas Thrainer | # FIXME: pass debug option from opcode to backend
|
1384 | 22b7f6f8 | Thomas Thrainer | dt = masterd.instance.DiskTransfer("disk/%s" % idx,
|
1385 | 22b7f6f8 | Thomas Thrainer | constants.IEIO_FILE, (image, ), |
1386 | 22b7f6f8 | Thomas Thrainer | constants.IEIO_SCRIPT, |
1387 | 22b7f6f8 | Thomas Thrainer | (iobj.disks[idx], idx), |
1388 | 22b7f6f8 | Thomas Thrainer | None)
|
1389 | 22b7f6f8 | Thomas Thrainer | transfers.append(dt) |
1390 | 22b7f6f8 | Thomas Thrainer | |
1391 | 22b7f6f8 | Thomas Thrainer | import_result = \ |
1392 | 22b7f6f8 | Thomas Thrainer | masterd.instance.TransferInstanceData(self, feedback_fn,
|
1393 | 22b7f6f8 | Thomas Thrainer | self.op.src_node, pnode_name,
|
1394 | 22b7f6f8 | Thomas Thrainer | self.pnode.secondary_ip,
|
1395 | 22b7f6f8 | Thomas Thrainer | iobj, transfers) |
1396 | 22b7f6f8 | Thomas Thrainer | if not compat.all(import_result): |
1397 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Some disks for instance %s on node %s were not" |
1398 | 22b7f6f8 | Thomas Thrainer | " imported successfully" % (instance, pnode_name))
|
1399 | 22b7f6f8 | Thomas Thrainer | |
1400 | 22b7f6f8 | Thomas Thrainer | rename_from = self._old_instance_name
|
1401 | 22b7f6f8 | Thomas Thrainer | |
1402 | 22b7f6f8 | Thomas Thrainer | elif self.op.mode == constants.INSTANCE_REMOTE_IMPORT: |
1403 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* preparing remote import...")
|
1404 | 22b7f6f8 | Thomas Thrainer | # The source cluster will stop the instance before attempting to make
|
1405 | 22b7f6f8 | Thomas Thrainer | # a connection. In some cases stopping an instance can take a long
|
1406 | 22b7f6f8 | Thomas Thrainer | # time, hence the shutdown timeout is added to the connection
|
1407 | 22b7f6f8 | Thomas Thrainer | # timeout.
|
1408 | 22b7f6f8 | Thomas Thrainer | connect_timeout = (constants.RIE_CONNECT_TIMEOUT + |
1409 | 22b7f6f8 | Thomas Thrainer | self.op.source_shutdown_timeout)
|
1410 | 22b7f6f8 | Thomas Thrainer | timeouts = masterd.instance.ImportExportTimeouts(connect_timeout) |
1411 | 22b7f6f8 | Thomas Thrainer | |
1412 | 22b7f6f8 | Thomas Thrainer | assert iobj.primary_node == self.pnode.name |
1413 | 22b7f6f8 | Thomas Thrainer | disk_results = \ |
1414 | 22b7f6f8 | Thomas Thrainer | masterd.instance.RemoteImport(self, feedback_fn, iobj, self.pnode, |
1415 | 22b7f6f8 | Thomas Thrainer | self.source_x509_ca,
|
1416 | 22b7f6f8 | Thomas Thrainer | self._cds, timeouts)
|
1417 | 22b7f6f8 | Thomas Thrainer | if not compat.all(disk_results): |
1418 | 22b7f6f8 | Thomas Thrainer | # TODO: Should the instance still be started, even if some disks
|
1419 | 22b7f6f8 | Thomas Thrainer | # failed to import (valid for local imports, too)?
|
1420 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Some disks for instance %s on node %s were not" |
1421 | 22b7f6f8 | Thomas Thrainer | " imported successfully" % (instance, pnode_name))
|
1422 | 22b7f6f8 | Thomas Thrainer | |
1423 | 22b7f6f8 | Thomas Thrainer | rename_from = self.source_instance_name
|
1424 | 22b7f6f8 | Thomas Thrainer | |
1425 | 22b7f6f8 | Thomas Thrainer | else:
|
1426 | 22b7f6f8 | Thomas Thrainer | # also checked in the prereq part
|
1427 | 22b7f6f8 | Thomas Thrainer | raise errors.ProgrammerError("Unknown OS initialization mode '%s'" |
1428 | 22b7f6f8 | Thomas Thrainer | % self.op.mode)
|
1429 | 22b7f6f8 | Thomas Thrainer | |
1430 | 22b7f6f8 | Thomas Thrainer | # Run rename script on newly imported instance
|
1431 | 22b7f6f8 | Thomas Thrainer | assert iobj.name == instance
|
1432 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Running rename script for %s" % instance)
|
1433 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_instance_run_rename(pnode_name, iobj,
|
1434 | 22b7f6f8 | Thomas Thrainer | rename_from, |
1435 | 22b7f6f8 | Thomas Thrainer | self.op.debug_level)
|
1436 | 22b7f6f8 | Thomas Thrainer | if result.fail_msg:
|
1437 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Failed to run rename script for %s on node" |
1438 | 22b7f6f8 | Thomas Thrainer | " %s: %s" % (instance, pnode_name, result.fail_msg))
|
1439 | 22b7f6f8 | Thomas Thrainer | |
1440 | 22b7f6f8 | Thomas Thrainer | assert not self.owned_locks(locking.LEVEL_NODE_RES) |
1441 | 22b7f6f8 | Thomas Thrainer | |
1442 | 22b7f6f8 | Thomas Thrainer | if self.op.start: |
1443 | 22b7f6f8 | Thomas Thrainer | iobj.admin_state = constants.ADMINST_UP |
1444 | 22b7f6f8 | Thomas Thrainer | self.cfg.Update(iobj, feedback_fn)
|
1445 | 22b7f6f8 | Thomas Thrainer | logging.info("Starting instance %s on node %s", instance, pnode_name)
|
1446 | 22b7f6f8 | Thomas Thrainer | feedback_fn("* starting instance...")
|
1447 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_instance_start(pnode_name, (iobj, None, None), |
1448 | 22b7f6f8 | Thomas Thrainer | False, self.op.reason) |
1449 | 22b7f6f8 | Thomas Thrainer | result.Raise("Could not start instance")
|
1450 | 22b7f6f8 | Thomas Thrainer | |
1451 | 22b7f6f8 | Thomas Thrainer | return list(iobj.all_nodes) |
1452 | 22b7f6f8 | Thomas Thrainer | |
1453 | 22b7f6f8 | Thomas Thrainer | |
1454 | 22b7f6f8 | Thomas Thrainer | class LUInstanceRename(LogicalUnit): |
1455 | 22b7f6f8 | Thomas Thrainer | """Rename an instance.
|
1456 | 22b7f6f8 | Thomas Thrainer |
|
1457 | 22b7f6f8 | Thomas Thrainer | """
|
1458 | 22b7f6f8 | Thomas Thrainer | HPATH = "instance-rename"
|
1459 | 22b7f6f8 | Thomas Thrainer | HTYPE = constants.HTYPE_INSTANCE |
1460 | 22b7f6f8 | Thomas Thrainer | |
1461 | 22b7f6f8 | Thomas Thrainer | def CheckArguments(self): |
1462 | 22b7f6f8 | Thomas Thrainer | """Check arguments.
|
1463 | 22b7f6f8 | Thomas Thrainer |
|
1464 | 22b7f6f8 | Thomas Thrainer | """
|
1465 | 22b7f6f8 | Thomas Thrainer | if self.op.ip_check and not self.op.name_check: |
1466 | 22b7f6f8 | Thomas Thrainer | # TODO: make the ip check more flexible and not depend on the name check
|
1467 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("IP address check requires a name check", |
1468 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1469 | 22b7f6f8 | Thomas Thrainer | |
1470 | 22b7f6f8 | Thomas Thrainer | def BuildHooksEnv(self): |
1471 | 22b7f6f8 | Thomas Thrainer | """Build hooks env.
|
1472 | 22b7f6f8 | Thomas Thrainer |
|
1473 | 22b7f6f8 | Thomas Thrainer | This runs on master, primary and secondary nodes of the instance.
|
1474 | 22b7f6f8 | Thomas Thrainer |
|
1475 | 22b7f6f8 | Thomas Thrainer | """
|
1476 | 5eacbcae | Thomas Thrainer | env = BuildInstanceHookEnvByObject(self, self.instance) |
1477 | 22b7f6f8 | Thomas Thrainer | env["INSTANCE_NEW_NAME"] = self.op.new_name |
1478 | 22b7f6f8 | Thomas Thrainer | return env
|
1479 | 22b7f6f8 | Thomas Thrainer | |
1480 | 22b7f6f8 | Thomas Thrainer | def BuildHooksNodes(self): |
1481 | 22b7f6f8 | Thomas Thrainer | """Build hooks nodes.
|
1482 | 22b7f6f8 | Thomas Thrainer |
|
1483 | 22b7f6f8 | Thomas Thrainer | """
|
1484 | 22b7f6f8 | Thomas Thrainer | nl = [self.cfg.GetMasterNode()] + list(self.instance.all_nodes) |
1485 | 22b7f6f8 | Thomas Thrainer | return (nl, nl)
|
1486 | 22b7f6f8 | Thomas Thrainer | |
1487 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): |
1488 | 22b7f6f8 | Thomas Thrainer | """Check prerequisites.
|
1489 | 22b7f6f8 | Thomas Thrainer |
|
1490 | 22b7f6f8 | Thomas Thrainer | This checks that the instance is in the cluster and is not running.
|
1491 | 22b7f6f8 | Thomas Thrainer |
|
1492 | 22b7f6f8 | Thomas Thrainer | """
|
1493 | 5eacbcae | Thomas Thrainer | self.op.instance_name = ExpandInstanceName(self.cfg, |
1494 | 5eacbcae | Thomas Thrainer | self.op.instance_name)
|
1495 | 22b7f6f8 | Thomas Thrainer | instance = self.cfg.GetInstanceInfo(self.op.instance_name) |
1496 | 22b7f6f8 | Thomas Thrainer | assert instance is not None |
1497 | 5eacbcae | Thomas Thrainer | CheckNodeOnline(self, instance.primary_node)
|
1498 | 5eacbcae | Thomas Thrainer | CheckInstanceState(self, instance, INSTANCE_NOT_RUNNING,
|
1499 | 5eacbcae | Thomas Thrainer | msg="cannot rename")
|
1500 | 22b7f6f8 | Thomas Thrainer | self.instance = instance
|
1501 | 22b7f6f8 | Thomas Thrainer | |
1502 | 22b7f6f8 | Thomas Thrainer | new_name = self.op.new_name
|
1503 | 22b7f6f8 | Thomas Thrainer | if self.op.name_check: |
1504 | 22b7f6f8 | Thomas Thrainer | hostname = _CheckHostnameSane(self, new_name)
|
1505 | 22b7f6f8 | Thomas Thrainer | new_name = self.op.new_name = hostname.name
|
1506 | 22b7f6f8 | Thomas Thrainer | if (self.op.ip_check and |
1507 | 22b7f6f8 | Thomas Thrainer | netutils.TcpPing(hostname.ip, constants.DEFAULT_NODED_PORT)): |
1508 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("IP %s of instance %s already in use" % |
1509 | 22b7f6f8 | Thomas Thrainer | (hostname.ip, new_name), |
1510 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOTUNIQUE) |
1511 | 22b7f6f8 | Thomas Thrainer | |
1512 | 22b7f6f8 | Thomas Thrainer | instance_list = self.cfg.GetInstanceList()
|
1513 | 22b7f6f8 | Thomas Thrainer | if new_name in instance_list and new_name != instance.name: |
1514 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance '%s' is already in the cluster" % |
1515 | 22b7f6f8 | Thomas Thrainer | new_name, errors.ECODE_EXISTS) |
1516 | 22b7f6f8 | Thomas Thrainer | |
1517 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
1518 | 22b7f6f8 | Thomas Thrainer | """Rename the instance.
|
1519 | 22b7f6f8 | Thomas Thrainer |
|
1520 | 22b7f6f8 | Thomas Thrainer | """
|
1521 | 22b7f6f8 | Thomas Thrainer | inst = self.instance
|
1522 | 22b7f6f8 | Thomas Thrainer | old_name = inst.name |
1523 | 22b7f6f8 | Thomas Thrainer | |
1524 | 22b7f6f8 | Thomas Thrainer | rename_file_storage = False
|
1525 | 22b7f6f8 | Thomas Thrainer | if (inst.disk_template in constants.DTS_FILEBASED and |
1526 | 22b7f6f8 | Thomas Thrainer | self.op.new_name != inst.name):
|
1527 | 22b7f6f8 | Thomas Thrainer | old_file_storage_dir = os.path.dirname(inst.disks[0].logical_id[1]) |
1528 | 22b7f6f8 | Thomas Thrainer | rename_file_storage = True
|
1529 | 22b7f6f8 | Thomas Thrainer | |
1530 | 22b7f6f8 | Thomas Thrainer | self.cfg.RenameInstance(inst.name, self.op.new_name) |
1531 | 22b7f6f8 | Thomas Thrainer | # Change the instance lock. This is definitely safe while we hold the BGL.
|
1532 | 22b7f6f8 | Thomas Thrainer | # Otherwise the new lock would have to be added in acquired mode.
|
1533 | 22b7f6f8 | Thomas Thrainer | assert self.REQ_BGL |
1534 | 22b7f6f8 | Thomas Thrainer | assert locking.BGL in self.owned_locks(locking.LEVEL_CLUSTER) |
1535 | 22b7f6f8 | Thomas Thrainer | self.glm.remove(locking.LEVEL_INSTANCE, old_name)
|
1536 | 22b7f6f8 | Thomas Thrainer | self.glm.add(locking.LEVEL_INSTANCE, self.op.new_name) |
1537 | 22b7f6f8 | Thomas Thrainer | |
1538 | 22b7f6f8 | Thomas Thrainer | # re-read the instance from the configuration after rename
|
1539 | 22b7f6f8 | Thomas Thrainer | inst = self.cfg.GetInstanceInfo(self.op.new_name) |
1540 | 22b7f6f8 | Thomas Thrainer | |
1541 | 22b7f6f8 | Thomas Thrainer | if rename_file_storage:
|
1542 | 22b7f6f8 | Thomas Thrainer | new_file_storage_dir = os.path.dirname(inst.disks[0].logical_id[1]) |
1543 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_file_storage_dir_rename(inst.primary_node,
|
1544 | 22b7f6f8 | Thomas Thrainer | old_file_storage_dir, |
1545 | 22b7f6f8 | Thomas Thrainer | new_file_storage_dir) |
1546 | 22b7f6f8 | Thomas Thrainer | result.Raise("Could not rename on node %s directory '%s' to '%s'"
|
1547 | 22b7f6f8 | Thomas Thrainer | " (but the instance has been renamed in Ganeti)" %
|
1548 | 22b7f6f8 | Thomas Thrainer | (inst.primary_node, old_file_storage_dir, |
1549 | 22b7f6f8 | Thomas Thrainer | new_file_storage_dir)) |
1550 | 22b7f6f8 | Thomas Thrainer | |
1551 | 5eacbcae | Thomas Thrainer | StartInstanceDisks(self, inst, None) |
1552 | 22b7f6f8 | Thomas Thrainer | # update info on disks
|
1553 | 5eacbcae | Thomas Thrainer | info = GetInstanceInfoText(inst) |
1554 | 22b7f6f8 | Thomas Thrainer | for (idx, disk) in enumerate(inst.disks): |
1555 | 22b7f6f8 | Thomas Thrainer | for node in inst.all_nodes: |
1556 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(disk, node)
|
1557 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_setinfo(node, disk, info)
|
1558 | 22b7f6f8 | Thomas Thrainer | if result.fail_msg:
|
1559 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Error setting info on node %s for disk %s: %s", |
1560 | 22b7f6f8 | Thomas Thrainer | node, idx, result.fail_msg) |
1561 | 22b7f6f8 | Thomas Thrainer | try:
|
1562 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_instance_run_rename(inst.primary_node, inst,
|
1563 | 22b7f6f8 | Thomas Thrainer | old_name, self.op.debug_level)
|
1564 | 22b7f6f8 | Thomas Thrainer | msg = result.fail_msg |
1565 | 22b7f6f8 | Thomas Thrainer | if msg:
|
1566 | 22b7f6f8 | Thomas Thrainer | msg = ("Could not run OS rename script for instance %s on node %s"
|
1567 | 22b7f6f8 | Thomas Thrainer | " (but the instance has been renamed in Ganeti): %s" %
|
1568 | 22b7f6f8 | Thomas Thrainer | (inst.name, inst.primary_node, msg)) |
1569 | 22b7f6f8 | Thomas Thrainer | self.LogWarning(msg)
|
1570 | 22b7f6f8 | Thomas Thrainer | finally:
|
1571 | 5eacbcae | Thomas Thrainer | ShutdownInstanceDisks(self, inst)
|
1572 | 22b7f6f8 | Thomas Thrainer | |
1573 | 22b7f6f8 | Thomas Thrainer | return inst.name
|
1574 | 22b7f6f8 | Thomas Thrainer | |
1575 | 22b7f6f8 | Thomas Thrainer | |
1576 | 22b7f6f8 | Thomas Thrainer | class LUInstanceRemove(LogicalUnit): |
1577 | 22b7f6f8 | Thomas Thrainer | """Remove an instance.
|
1578 | 22b7f6f8 | Thomas Thrainer |
|
1579 | 22b7f6f8 | Thomas Thrainer | """
|
1580 | 22b7f6f8 | Thomas Thrainer | HPATH = "instance-remove"
|
1581 | 22b7f6f8 | Thomas Thrainer | HTYPE = constants.HTYPE_INSTANCE |
1582 | 22b7f6f8 | Thomas Thrainer | REQ_BGL = False
|
1583 | 22b7f6f8 | Thomas Thrainer | |
1584 | 22b7f6f8 | Thomas Thrainer | def ExpandNames(self): |
1585 | 22b7f6f8 | Thomas Thrainer | self._ExpandAndLockInstance()
|
1586 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = []
|
1587 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = []
|
1588 | 22b7f6f8 | Thomas Thrainer | self.recalculate_locks[locking.LEVEL_NODE] = constants.LOCKS_REPLACE
|
1589 | 22b7f6f8 | Thomas Thrainer | |
1590 | 22b7f6f8 | Thomas Thrainer | def DeclareLocks(self, level): |
1591 | 22b7f6f8 | Thomas Thrainer | if level == locking.LEVEL_NODE:
|
1592 | 22b7f6f8 | Thomas Thrainer | self._LockInstancesNodes()
|
1593 | 22b7f6f8 | Thomas Thrainer | elif level == locking.LEVEL_NODE_RES:
|
1594 | 22b7f6f8 | Thomas Thrainer | # Copy node locks
|
1595 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = \
|
1596 | 5eacbcae | Thomas Thrainer | CopyLockList(self.needed_locks[locking.LEVEL_NODE])
|
1597 | 22b7f6f8 | Thomas Thrainer | |
1598 | 22b7f6f8 | Thomas Thrainer | def BuildHooksEnv(self): |
1599 | 22b7f6f8 | Thomas Thrainer | """Build hooks env.
|
1600 | 22b7f6f8 | Thomas Thrainer |
|
1601 | 22b7f6f8 | Thomas Thrainer | This runs on master, primary and secondary nodes of the instance.
|
1602 | 22b7f6f8 | Thomas Thrainer |
|
1603 | 22b7f6f8 | Thomas Thrainer | """
|
1604 | 5eacbcae | Thomas Thrainer | env = BuildInstanceHookEnvByObject(self, self.instance) |
1605 | 22b7f6f8 | Thomas Thrainer | env["SHUTDOWN_TIMEOUT"] = self.op.shutdown_timeout |
1606 | 22b7f6f8 | Thomas Thrainer | return env
|
1607 | 22b7f6f8 | Thomas Thrainer | |
1608 | 22b7f6f8 | Thomas Thrainer | def BuildHooksNodes(self): |
1609 | 22b7f6f8 | Thomas Thrainer | """Build hooks nodes.
|
1610 | 22b7f6f8 | Thomas Thrainer |
|
1611 | 22b7f6f8 | Thomas Thrainer | """
|
1612 | 22b7f6f8 | Thomas Thrainer | nl = [self.cfg.GetMasterNode()]
|
1613 | 22b7f6f8 | Thomas Thrainer | nl_post = list(self.instance.all_nodes) + nl |
1614 | 22b7f6f8 | Thomas Thrainer | return (nl, nl_post)
|
1615 | 22b7f6f8 | Thomas Thrainer | |
1616 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): |
1617 | 22b7f6f8 | Thomas Thrainer | """Check prerequisites.
|
1618 | 22b7f6f8 | Thomas Thrainer |
|
1619 | 22b7f6f8 | Thomas Thrainer | This checks that the instance is in the cluster.
|
1620 | 22b7f6f8 | Thomas Thrainer |
|
1621 | 22b7f6f8 | Thomas Thrainer | """
|
1622 | 22b7f6f8 | Thomas Thrainer | self.instance = self.cfg.GetInstanceInfo(self.op.instance_name) |
1623 | 22b7f6f8 | Thomas Thrainer | assert self.instance is not None, \ |
1624 | 22b7f6f8 | Thomas Thrainer | "Cannot retrieve locked instance %s" % self.op.instance_name |
1625 | 22b7f6f8 | Thomas Thrainer | |
1626 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
1627 | 22b7f6f8 | Thomas Thrainer | """Remove the instance.
|
1628 | 22b7f6f8 | Thomas Thrainer |
|
1629 | 22b7f6f8 | Thomas Thrainer | """
|
1630 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
1631 | 22b7f6f8 | Thomas Thrainer | logging.info("Shutting down instance %s on node %s",
|
1632 | 22b7f6f8 | Thomas Thrainer | instance.name, instance.primary_node) |
1633 | 22b7f6f8 | Thomas Thrainer | |
1634 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_instance_shutdown(instance.primary_node, instance,
|
1635 | 22b7f6f8 | Thomas Thrainer | self.op.shutdown_timeout,
|
1636 | 22b7f6f8 | Thomas Thrainer | self.op.reason)
|
1637 | 22b7f6f8 | Thomas Thrainer | msg = result.fail_msg |
1638 | 22b7f6f8 | Thomas Thrainer | if msg:
|
1639 | 22b7f6f8 | Thomas Thrainer | if self.op.ignore_failures: |
1640 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Warning: can't shutdown instance: %s" % msg)
|
1641 | 22b7f6f8 | Thomas Thrainer | else:
|
1642 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("Could not shutdown instance %s on" |
1643 | 22b7f6f8 | Thomas Thrainer | " node %s: %s" %
|
1644 | 22b7f6f8 | Thomas Thrainer | (instance.name, instance.primary_node, msg)) |
1645 | 22b7f6f8 | Thomas Thrainer | |
1646 | 22b7f6f8 | Thomas Thrainer | assert (self.owned_locks(locking.LEVEL_NODE) == |
1647 | 22b7f6f8 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE_RES))
|
1648 | 22b7f6f8 | Thomas Thrainer | assert not (set(instance.all_nodes) - |
1649 | 22b7f6f8 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE)), \
|
1650 | 22b7f6f8 | Thomas Thrainer | "Not owning correct locks"
|
1651 | 22b7f6f8 | Thomas Thrainer | |
1652 | 5eacbcae | Thomas Thrainer | RemoveInstance(self, feedback_fn, instance, self.op.ignore_failures) |
1653 | 22b7f6f8 | Thomas Thrainer | |
1654 | 22b7f6f8 | Thomas Thrainer | |
1655 | 22b7f6f8 | Thomas Thrainer | class LUInstanceMove(LogicalUnit): |
1656 | 22b7f6f8 | Thomas Thrainer | """Move an instance by data-copying.
|
1657 | 22b7f6f8 | Thomas Thrainer |
|
1658 | 22b7f6f8 | Thomas Thrainer | """
|
1659 | 22b7f6f8 | Thomas Thrainer | HPATH = "instance-move"
|
1660 | 22b7f6f8 | Thomas Thrainer | HTYPE = constants.HTYPE_INSTANCE |
1661 | 22b7f6f8 | Thomas Thrainer | REQ_BGL = False
|
1662 | 22b7f6f8 | Thomas Thrainer | |
1663 | 22b7f6f8 | Thomas Thrainer | def ExpandNames(self): |
1664 | 22b7f6f8 | Thomas Thrainer | self._ExpandAndLockInstance()
|
1665 | 5eacbcae | Thomas Thrainer | target_node = ExpandNodeName(self.cfg, self.op.target_node) |
1666 | 22b7f6f8 | Thomas Thrainer | self.op.target_node = target_node
|
1667 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = [target_node]
|
1668 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = []
|
1669 | 22b7f6f8 | Thomas Thrainer | self.recalculate_locks[locking.LEVEL_NODE] = constants.LOCKS_APPEND
|
1670 | 22b7f6f8 | Thomas Thrainer | |
1671 | 22b7f6f8 | Thomas Thrainer | def DeclareLocks(self, level): |
1672 | 22b7f6f8 | Thomas Thrainer | if level == locking.LEVEL_NODE:
|
1673 | 22b7f6f8 | Thomas Thrainer | self._LockInstancesNodes(primary_only=True) |
1674 | 22b7f6f8 | Thomas Thrainer | elif level == locking.LEVEL_NODE_RES:
|
1675 | 22b7f6f8 | Thomas Thrainer | # Copy node locks
|
1676 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = \
|
1677 | 5eacbcae | Thomas Thrainer | CopyLockList(self.needed_locks[locking.LEVEL_NODE])
|
1678 | 22b7f6f8 | Thomas Thrainer | |
1679 | 22b7f6f8 | Thomas Thrainer | def BuildHooksEnv(self): |
1680 | 22b7f6f8 | Thomas Thrainer | """Build hooks env.
|
1681 | 22b7f6f8 | Thomas Thrainer |
|
1682 | 22b7f6f8 | Thomas Thrainer | This runs on master, primary and secondary nodes of the instance.
|
1683 | 22b7f6f8 | Thomas Thrainer |
|
1684 | 22b7f6f8 | Thomas Thrainer | """
|
1685 | 22b7f6f8 | Thomas Thrainer | env = { |
1686 | 22b7f6f8 | Thomas Thrainer | "TARGET_NODE": self.op.target_node, |
1687 | 22b7f6f8 | Thomas Thrainer | "SHUTDOWN_TIMEOUT": self.op.shutdown_timeout, |
1688 | 22b7f6f8 | Thomas Thrainer | } |
1689 | 5eacbcae | Thomas Thrainer | env.update(BuildInstanceHookEnvByObject(self, self.instance)) |
1690 | 22b7f6f8 | Thomas Thrainer | return env
|
1691 | 22b7f6f8 | Thomas Thrainer | |
1692 | 22b7f6f8 | Thomas Thrainer | def BuildHooksNodes(self): |
1693 | 22b7f6f8 | Thomas Thrainer | """Build hooks nodes.
|
1694 | 22b7f6f8 | Thomas Thrainer |
|
1695 | 22b7f6f8 | Thomas Thrainer | """
|
1696 | 22b7f6f8 | Thomas Thrainer | nl = [ |
1697 | 22b7f6f8 | Thomas Thrainer | self.cfg.GetMasterNode(),
|
1698 | 22b7f6f8 | Thomas Thrainer | self.instance.primary_node,
|
1699 | 22b7f6f8 | Thomas Thrainer | self.op.target_node,
|
1700 | 22b7f6f8 | Thomas Thrainer | ] |
1701 | 22b7f6f8 | Thomas Thrainer | return (nl, nl)
|
1702 | 22b7f6f8 | Thomas Thrainer | |
1703 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): |
1704 | 22b7f6f8 | Thomas Thrainer | """Check prerequisites.
|
1705 | 22b7f6f8 | Thomas Thrainer |
|
1706 | 22b7f6f8 | Thomas Thrainer | This checks that the instance is in the cluster.
|
1707 | 22b7f6f8 | Thomas Thrainer |
|
1708 | 22b7f6f8 | Thomas Thrainer | """
|
1709 | 22b7f6f8 | Thomas Thrainer | self.instance = instance = self.cfg.GetInstanceInfo(self.op.instance_name) |
1710 | 22b7f6f8 | Thomas Thrainer | assert self.instance is not None, \ |
1711 | 22b7f6f8 | Thomas Thrainer | "Cannot retrieve locked instance %s" % self.op.instance_name |
1712 | 22b7f6f8 | Thomas Thrainer | |
1713 | 22b7f6f8 | Thomas Thrainer | if instance.disk_template not in constants.DTS_COPYABLE: |
1714 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk template %s not suitable for copying" % |
1715 | 22b7f6f8 | Thomas Thrainer | instance.disk_template, errors.ECODE_STATE) |
1716 | 22b7f6f8 | Thomas Thrainer | |
1717 | 22b7f6f8 | Thomas Thrainer | node = self.cfg.GetNodeInfo(self.op.target_node) |
1718 | 22b7f6f8 | Thomas Thrainer | assert node is not None, \ |
1719 | 22b7f6f8 | Thomas Thrainer | "Cannot retrieve locked node %s" % self.op.target_node |
1720 | 22b7f6f8 | Thomas Thrainer | |
1721 | 22b7f6f8 | Thomas Thrainer | self.target_node = target_node = node.name
|
1722 | 22b7f6f8 | Thomas Thrainer | |
1723 | 22b7f6f8 | Thomas Thrainer | if target_node == instance.primary_node:
|
1724 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance %s is already on the node %s" % |
1725 | 22b7f6f8 | Thomas Thrainer | (instance.name, target_node), |
1726 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
1727 | 22b7f6f8 | Thomas Thrainer | |
1728 | 22b7f6f8 | Thomas Thrainer | bep = self.cfg.GetClusterInfo().FillBE(instance)
|
1729 | 22b7f6f8 | Thomas Thrainer | |
1730 | 22b7f6f8 | Thomas Thrainer | for idx, dsk in enumerate(instance.disks): |
1731 | 22b7f6f8 | Thomas Thrainer | if dsk.dev_type not in (constants.LD_LV, constants.LD_FILE): |
1732 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance disk %d has a complex layout," |
1733 | 22b7f6f8 | Thomas Thrainer | " cannot copy" % idx, errors.ECODE_STATE)
|
1734 | 22b7f6f8 | Thomas Thrainer | |
1735 | 5eacbcae | Thomas Thrainer | CheckNodeOnline(self, target_node)
|
1736 | 5eacbcae | Thomas Thrainer | CheckNodeNotDrained(self, target_node)
|
1737 | 5eacbcae | Thomas Thrainer | CheckNodeVmCapable(self, target_node)
|
1738 | 22b7f6f8 | Thomas Thrainer | cluster = self.cfg.GetClusterInfo()
|
1739 | 22b7f6f8 | Thomas Thrainer | group_info = self.cfg.GetNodeGroup(node.group)
|
1740 | 22b7f6f8 | Thomas Thrainer | ipolicy = ganeti.masterd.instance.CalculateGroupIPolicy(cluster, group_info) |
1741 | 5eacbcae | Thomas Thrainer | CheckTargetNodeIPolicy(self, ipolicy, instance, node, self.cfg, |
1742 | 5eacbcae | Thomas Thrainer | ignore=self.op.ignore_ipolicy)
|
1743 | 22b7f6f8 | Thomas Thrainer | |
1744 | 22b7f6f8 | Thomas Thrainer | if instance.admin_state == constants.ADMINST_UP:
|
1745 | 22b7f6f8 | Thomas Thrainer | # check memory requirements on the secondary node
|
1746 | 5eacbcae | Thomas Thrainer | CheckNodeFreeMemory(self, target_node,
|
1747 | 5eacbcae | Thomas Thrainer | "failing over instance %s" %
|
1748 | 5eacbcae | Thomas Thrainer | instance.name, bep[constants.BE_MAXMEM], |
1749 | 5eacbcae | Thomas Thrainer | instance.hypervisor) |
1750 | 22b7f6f8 | Thomas Thrainer | else:
|
1751 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Not checking memory on the secondary node as" |
1752 | 22b7f6f8 | Thomas Thrainer | " instance will not be started")
|
1753 | 22b7f6f8 | Thomas Thrainer | |
1754 | 22b7f6f8 | Thomas Thrainer | # check bridge existance
|
1755 | 5eacbcae | Thomas Thrainer | CheckInstanceBridgesExist(self, instance, node=target_node)
|
1756 | 22b7f6f8 | Thomas Thrainer | |
1757 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
1758 | 22b7f6f8 | Thomas Thrainer | """Move an instance.
|
1759 | 22b7f6f8 | Thomas Thrainer |
|
1760 | 22b7f6f8 | Thomas Thrainer | The move is done by shutting it down on its present node, copying
|
1761 | 22b7f6f8 | Thomas Thrainer | the data over (slow) and starting it on the new node.
|
1762 | 22b7f6f8 | Thomas Thrainer |
|
1763 | 22b7f6f8 | Thomas Thrainer | """
|
1764 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
1765 | 22b7f6f8 | Thomas Thrainer | |
1766 | 22b7f6f8 | Thomas Thrainer | source_node = instance.primary_node |
1767 | 22b7f6f8 | Thomas Thrainer | target_node = self.target_node
|
1768 | 22b7f6f8 | Thomas Thrainer | |
1769 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Shutting down instance %s on source node %s", |
1770 | 22b7f6f8 | Thomas Thrainer | instance.name, source_node) |
1771 | 22b7f6f8 | Thomas Thrainer | |
1772 | 22b7f6f8 | Thomas Thrainer | assert (self.owned_locks(locking.LEVEL_NODE) == |
1773 | 22b7f6f8 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE_RES))
|
1774 | 22b7f6f8 | Thomas Thrainer | |
1775 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_instance_shutdown(source_node, instance,
|
1776 | 22b7f6f8 | Thomas Thrainer | self.op.shutdown_timeout,
|
1777 | 22b7f6f8 | Thomas Thrainer | self.op.reason)
|
1778 | 22b7f6f8 | Thomas Thrainer | msg = result.fail_msg |
1779 | 22b7f6f8 | Thomas Thrainer | if msg:
|
1780 | 22b7f6f8 | Thomas Thrainer | if self.op.ignore_consistency: |
1781 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Could not shutdown instance %s on node %s." |
1782 | 22b7f6f8 | Thomas Thrainer | " Proceeding anyway. Please make sure node"
|
1783 | 22b7f6f8 | Thomas Thrainer | " %s is down. Error details: %s",
|
1784 | 22b7f6f8 | Thomas Thrainer | instance.name, source_node, source_node, msg) |
1785 | 22b7f6f8 | Thomas Thrainer | else:
|
1786 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("Could not shutdown instance %s on" |
1787 | 22b7f6f8 | Thomas Thrainer | " node %s: %s" %
|
1788 | 22b7f6f8 | Thomas Thrainer | (instance.name, source_node, msg)) |
1789 | 22b7f6f8 | Thomas Thrainer | |
1790 | 22b7f6f8 | Thomas Thrainer | # create the target disks
|
1791 | 22b7f6f8 | Thomas Thrainer | try:
|
1792 | 5eacbcae | Thomas Thrainer | CreateDisks(self, instance, target_node=target_node)
|
1793 | 22b7f6f8 | Thomas Thrainer | except errors.OpExecError:
|
1794 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Device creation failed") |
1795 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReleaseDRBDMinors(instance.name)
|
1796 | 22b7f6f8 | Thomas Thrainer | raise
|
1797 | 22b7f6f8 | Thomas Thrainer | |
1798 | 22b7f6f8 | Thomas Thrainer | cluster_name = self.cfg.GetClusterInfo().cluster_name
|
1799 | 22b7f6f8 | Thomas Thrainer | |
1800 | 22b7f6f8 | Thomas Thrainer | errs = [] |
1801 | 22b7f6f8 | Thomas Thrainer | # activate, get path, copy the data over
|
1802 | 22b7f6f8 | Thomas Thrainer | for idx, disk in enumerate(instance.disks): |
1803 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Copying data for disk %d", idx) |
1804 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_assemble(target_node, (disk, instance),
|
1805 | 22b7f6f8 | Thomas Thrainer | instance.name, True, idx)
|
1806 | 22b7f6f8 | Thomas Thrainer | if result.fail_msg:
|
1807 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Can't assemble newly created disk %d: %s", |
1808 | 22b7f6f8 | Thomas Thrainer | idx, result.fail_msg) |
1809 | 22b7f6f8 | Thomas Thrainer | errs.append(result.fail_msg) |
1810 | 22b7f6f8 | Thomas Thrainer | break
|
1811 | e8e50805 | Dimitris Aragiorgis | dev_path, _ = result.payload |
1812 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_export(source_node, (disk, instance),
|
1813 | 22b7f6f8 | Thomas Thrainer | target_node, dev_path, |
1814 | 22b7f6f8 | Thomas Thrainer | cluster_name) |
1815 | 22b7f6f8 | Thomas Thrainer | if result.fail_msg:
|
1816 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Can't copy data over for disk %d: %s", |
1817 | 22b7f6f8 | Thomas Thrainer | idx, result.fail_msg) |
1818 | 22b7f6f8 | Thomas Thrainer | errs.append(result.fail_msg) |
1819 | 22b7f6f8 | Thomas Thrainer | break
|
1820 | 22b7f6f8 | Thomas Thrainer | |
1821 | 22b7f6f8 | Thomas Thrainer | if errs:
|
1822 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Some disks failed to copy, aborting") |
1823 | 22b7f6f8 | Thomas Thrainer | try:
|
1824 | 5eacbcae | Thomas Thrainer | RemoveDisks(self, instance, target_node=target_node)
|
1825 | 22b7f6f8 | Thomas Thrainer | finally:
|
1826 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReleaseDRBDMinors(instance.name)
|
1827 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("Errors during disk copy: %s" % |
1828 | 22b7f6f8 | Thomas Thrainer | (",".join(errs),))
|
1829 | 22b7f6f8 | Thomas Thrainer | |
1830 | 22b7f6f8 | Thomas Thrainer | instance.primary_node = target_node |
1831 | 22b7f6f8 | Thomas Thrainer | self.cfg.Update(instance, feedback_fn)
|
1832 | 22b7f6f8 | Thomas Thrainer | |
1833 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Removing the disks on the original node") |
1834 | 5eacbcae | Thomas Thrainer | RemoveDisks(self, instance, target_node=source_node)
|
1835 | 22b7f6f8 | Thomas Thrainer | |
1836 | 22b7f6f8 | Thomas Thrainer | # Only start the instance if it's marked as up
|
1837 | 22b7f6f8 | Thomas Thrainer | if instance.admin_state == constants.ADMINST_UP:
|
1838 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Starting instance %s on node %s", |
1839 | 22b7f6f8 | Thomas Thrainer | instance.name, target_node) |
1840 | 22b7f6f8 | Thomas Thrainer | |
1841 | 5eacbcae | Thomas Thrainer | disks_ok, _ = AssembleInstanceDisks(self, instance,
|
1842 | 5eacbcae | Thomas Thrainer | ignore_secondaries=True)
|
1843 | 22b7f6f8 | Thomas Thrainer | if not disks_ok: |
1844 | 5eacbcae | Thomas Thrainer | ShutdownInstanceDisks(self, instance)
|
1845 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("Can't activate the instance's disks") |
1846 | 22b7f6f8 | Thomas Thrainer | |
1847 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_instance_start(target_node,
|
1848 | 22b7f6f8 | Thomas Thrainer | (instance, None, None), False, |
1849 | 22b7f6f8 | Thomas Thrainer | self.op.reason)
|
1850 | 22b7f6f8 | Thomas Thrainer | msg = result.fail_msg |
1851 | 22b7f6f8 | Thomas Thrainer | if msg:
|
1852 | 5eacbcae | Thomas Thrainer | ShutdownInstanceDisks(self, instance)
|
1853 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("Could not start instance %s on node %s: %s" % |
1854 | 22b7f6f8 | Thomas Thrainer | (instance.name, target_node, msg)) |
1855 | 22b7f6f8 | Thomas Thrainer | |
1856 | 22b7f6f8 | Thomas Thrainer | |
1857 | 22b7f6f8 | Thomas Thrainer | class LUInstanceMultiAlloc(NoHooksLU): |
1858 | 22b7f6f8 | Thomas Thrainer | """Allocates multiple instances at the same time.
|
1859 | 22b7f6f8 | Thomas Thrainer |
|
1860 | 22b7f6f8 | Thomas Thrainer | """
|
1861 | 22b7f6f8 | Thomas Thrainer | REQ_BGL = False
|
1862 | 22b7f6f8 | Thomas Thrainer | |
1863 | 22b7f6f8 | Thomas Thrainer | def CheckArguments(self): |
1864 | 22b7f6f8 | Thomas Thrainer | """Check arguments.
|
1865 | 22b7f6f8 | Thomas Thrainer |
|
1866 | 22b7f6f8 | Thomas Thrainer | """
|
1867 | 22b7f6f8 | Thomas Thrainer | nodes = [] |
1868 | 22b7f6f8 | Thomas Thrainer | for inst in self.op.instances: |
1869 | 22b7f6f8 | Thomas Thrainer | if inst.iallocator is not None: |
1870 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("iallocator are not allowed to be set on" |
1871 | 22b7f6f8 | Thomas Thrainer | " instance objects", errors.ECODE_INVAL)
|
1872 | 22b7f6f8 | Thomas Thrainer | nodes.append(bool(inst.pnode))
|
1873 | 22b7f6f8 | Thomas Thrainer | if inst.disk_template in constants.DTS_INT_MIRROR: |
1874 | 22b7f6f8 | Thomas Thrainer | nodes.append(bool(inst.snode))
|
1875 | 22b7f6f8 | Thomas Thrainer | |
1876 | 22b7f6f8 | Thomas Thrainer | has_nodes = compat.any(nodes) |
1877 | 22b7f6f8 | Thomas Thrainer | if compat.all(nodes) ^ has_nodes:
|
1878 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("There are instance objects providing" |
1879 | 22b7f6f8 | Thomas Thrainer | " pnode/snode while others do not",
|
1880 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1881 | 22b7f6f8 | Thomas Thrainer | |
1882 | 0c072225 | Thomas Thrainer | if not has_nodes and self.op.iallocator is None: |
1883 | 22b7f6f8 | Thomas Thrainer | default_iallocator = self.cfg.GetDefaultIAllocator()
|
1884 | 0c072225 | Thomas Thrainer | if default_iallocator:
|
1885 | 22b7f6f8 | Thomas Thrainer | self.op.iallocator = default_iallocator
|
1886 | 22b7f6f8 | Thomas Thrainer | else:
|
1887 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No iallocator or nodes on the instances" |
1888 | 22b7f6f8 | Thomas Thrainer | " given and no cluster-wide default"
|
1889 | 22b7f6f8 | Thomas Thrainer | " iallocator found; please specify either"
|
1890 | 22b7f6f8 | Thomas Thrainer | " an iallocator or nodes on the instances"
|
1891 | 22b7f6f8 | Thomas Thrainer | " or set a cluster-wide default iallocator",
|
1892 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
1893 | 22b7f6f8 | Thomas Thrainer | |
1894 | 22b7f6f8 | Thomas Thrainer | _CheckOpportunisticLocking(self.op)
|
1895 | 22b7f6f8 | Thomas Thrainer | |
1896 | 22b7f6f8 | Thomas Thrainer | dups = utils.FindDuplicates([op.instance_name for op in self.op.instances]) |
1897 | 22b7f6f8 | Thomas Thrainer | if dups:
|
1898 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("There are duplicate instance names: %s" % |
1899 | 22b7f6f8 | Thomas Thrainer | utils.CommaJoin(dups), errors.ECODE_INVAL) |
1900 | 22b7f6f8 | Thomas Thrainer | |
1901 | 22b7f6f8 | Thomas Thrainer | def ExpandNames(self): |
1902 | 22b7f6f8 | Thomas Thrainer | """Calculate the locks.
|
1903 | 22b7f6f8 | Thomas Thrainer |
|
1904 | 22b7f6f8 | Thomas Thrainer | """
|
1905 | 5eacbcae | Thomas Thrainer | self.share_locks = ShareAll()
|
1906 | 22b7f6f8 | Thomas Thrainer | self.needed_locks = {
|
1907 | 22b7f6f8 | Thomas Thrainer | # iallocator will select nodes and even if no iallocator is used,
|
1908 | 22b7f6f8 | Thomas Thrainer | # collisions with LUInstanceCreate should be avoided
|
1909 | 22b7f6f8 | Thomas Thrainer | locking.LEVEL_NODE_ALLOC: locking.ALL_SET, |
1910 | 22b7f6f8 | Thomas Thrainer | } |
1911 | 22b7f6f8 | Thomas Thrainer | |
1912 | 22b7f6f8 | Thomas Thrainer | if self.op.iallocator: |
1913 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = locking.ALL_SET
|
1914 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = locking.ALL_SET
|
1915 | 22b7f6f8 | Thomas Thrainer | |
1916 | 22b7f6f8 | Thomas Thrainer | if self.op.opportunistic_locking: |
1917 | 22b7f6f8 | Thomas Thrainer | self.opportunistic_locks[locking.LEVEL_NODE] = True |
1918 | 22b7f6f8 | Thomas Thrainer | else:
|
1919 | 22b7f6f8 | Thomas Thrainer | nodeslist = [] |
1920 | 22b7f6f8 | Thomas Thrainer | for inst in self.op.instances: |
1921 | 5eacbcae | Thomas Thrainer | inst.pnode = ExpandNodeName(self.cfg, inst.pnode)
|
1922 | 22b7f6f8 | Thomas Thrainer | nodeslist.append(inst.pnode) |
1923 | 22b7f6f8 | Thomas Thrainer | if inst.snode is not None: |
1924 | 5eacbcae | Thomas Thrainer | inst.snode = ExpandNodeName(self.cfg, inst.snode)
|
1925 | 22b7f6f8 | Thomas Thrainer | nodeslist.append(inst.snode) |
1926 | 22b7f6f8 | Thomas Thrainer | |
1927 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = nodeslist
|
1928 | 22b7f6f8 | Thomas Thrainer | # Lock resources of instance's primary and secondary nodes (copy to
|
1929 | 22b7f6f8 | Thomas Thrainer | # prevent accidential modification)
|
1930 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = list(nodeslist) |
1931 | 22b7f6f8 | Thomas Thrainer | |
1932 | 4289f617 | Thomas Thrainer | def DeclareLocks(self, level): |
1933 | 4289f617 | Thomas Thrainer | if level == locking.LEVEL_NODE_RES and \ |
1934 | 4289f617 | Thomas Thrainer | self.opportunistic_locks[locking.LEVEL_NODE]:
|
1935 | 4289f617 | Thomas Thrainer | # Even when using opportunistic locking, we require the same set of
|
1936 | 4289f617 | Thomas Thrainer | # NODE_RES locks as we got NODE locks
|
1937 | 4289f617 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = \
|
1938 | 4289f617 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE)
|
1939 | 4289f617 | Thomas Thrainer | |
1940 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): |
1941 | 22b7f6f8 | Thomas Thrainer | """Check prerequisite.
|
1942 | 22b7f6f8 | Thomas Thrainer |
|
1943 | 22b7f6f8 | Thomas Thrainer | """
|
1944 | 0c072225 | Thomas Thrainer | if self.op.iallocator: |
1945 | 0c072225 | Thomas Thrainer | cluster = self.cfg.GetClusterInfo()
|
1946 | 0c072225 | Thomas Thrainer | default_vg = self.cfg.GetVGName()
|
1947 | 0c072225 | Thomas Thrainer | ec_id = self.proc.GetECId()
|
1948 | 22b7f6f8 | Thomas Thrainer | |
1949 | 0c072225 | Thomas Thrainer | if self.op.opportunistic_locking: |
1950 | 0c072225 | Thomas Thrainer | # Only consider nodes for which a lock is held
|
1951 | 0c072225 | Thomas Thrainer | node_whitelist = list(self.owned_locks(locking.LEVEL_NODE)) |
1952 | 0c072225 | Thomas Thrainer | else:
|
1953 | 0c072225 | Thomas Thrainer | node_whitelist = None
|
1954 | 22b7f6f8 | Thomas Thrainer | |
1955 | 0c072225 | Thomas Thrainer | insts = [_CreateInstanceAllocRequest(op, ComputeDisks(op, default_vg), |
1956 | 0c072225 | Thomas Thrainer | _ComputeNics(op, cluster, None,
|
1957 | 0c072225 | Thomas Thrainer | self.cfg, ec_id),
|
1958 | 0c072225 | Thomas Thrainer | _ComputeFullBeParams(op, cluster), |
1959 | 0c072225 | Thomas Thrainer | node_whitelist) |
1960 | 0c072225 | Thomas Thrainer | for op in self.op.instances] |
1961 | 22b7f6f8 | Thomas Thrainer | |
1962 | 0c072225 | Thomas Thrainer | req = iallocator.IAReqMultiInstanceAlloc(instances=insts) |
1963 | 0c072225 | Thomas Thrainer | ial = iallocator.IAllocator(self.cfg, self.rpc, req) |
1964 | 22b7f6f8 | Thomas Thrainer | |
1965 | 0c072225 | Thomas Thrainer | ial.Run(self.op.iallocator)
|
1966 | 22b7f6f8 | Thomas Thrainer | |
1967 | 0c072225 | Thomas Thrainer | if not ial.success: |
1968 | 0c072225 | Thomas Thrainer | raise errors.OpPrereqError("Can't compute nodes using" |
1969 | 0c072225 | Thomas Thrainer | " iallocator '%s': %s" %
|
1970 | 0c072225 | Thomas Thrainer | (self.op.iallocator, ial.info),
|
1971 | 0c072225 | Thomas Thrainer | errors.ECODE_NORES) |
1972 | 22b7f6f8 | Thomas Thrainer | |
1973 | 0c072225 | Thomas Thrainer | self.ia_result = ial.result
|
1974 | 22b7f6f8 | Thomas Thrainer | |
1975 | 22b7f6f8 | Thomas Thrainer | if self.op.dry_run: |
1976 | 22b7f6f8 | Thomas Thrainer | self.dry_run_result = objects.FillDict(self._ConstructPartialResult(), { |
1977 | 22b7f6f8 | Thomas Thrainer | constants.JOB_IDS_KEY: [], |
1978 | 22b7f6f8 | Thomas Thrainer | }) |
1979 | 22b7f6f8 | Thomas Thrainer | |
1980 | 22b7f6f8 | Thomas Thrainer | def _ConstructPartialResult(self): |
1981 | 22b7f6f8 | Thomas Thrainer | """Contructs the partial result.
|
1982 | 22b7f6f8 | Thomas Thrainer |
|
1983 | 22b7f6f8 | Thomas Thrainer | """
|
1984 | 0c072225 | Thomas Thrainer | if self.op.iallocator: |
1985 | 0c072225 | Thomas Thrainer | (allocatable, failed_insts) = self.ia_result
|
1986 | 0c072225 | Thomas Thrainer | allocatable_insts = map(compat.fst, allocatable)
|
1987 | 0c072225 | Thomas Thrainer | else:
|
1988 | 0c072225 | Thomas Thrainer | allocatable_insts = [op.instance_name for op in self.op.instances] |
1989 | 0c072225 | Thomas Thrainer | failed_insts = [] |
1990 | 0c072225 | Thomas Thrainer | |
1991 | 22b7f6f8 | Thomas Thrainer | return {
|
1992 | 0c072225 | Thomas Thrainer | opcodes.OpInstanceMultiAlloc.ALLOCATABLE_KEY: allocatable_insts, |
1993 | 0c072225 | Thomas Thrainer | opcodes.OpInstanceMultiAlloc.FAILED_KEY: failed_insts, |
1994 | 22b7f6f8 | Thomas Thrainer | } |
1995 | 22b7f6f8 | Thomas Thrainer | |
1996 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
1997 | 22b7f6f8 | Thomas Thrainer | """Executes the opcode.
|
1998 | 22b7f6f8 | Thomas Thrainer |
|
1999 | 22b7f6f8 | Thomas Thrainer | """
|
2000 | 22b7f6f8 | Thomas Thrainer | jobs = [] |
2001 | 0c072225 | Thomas Thrainer | if self.op.iallocator: |
2002 | 0c072225 | Thomas Thrainer | op2inst = dict((op.instance_name, op) for op in self.op.instances) |
2003 | 0c072225 | Thomas Thrainer | (allocatable, failed) = self.ia_result
|
2004 | 22b7f6f8 | Thomas Thrainer | |
2005 | 0c072225 | Thomas Thrainer | for (name, nodes) in allocatable: |
2006 | 0c072225 | Thomas Thrainer | op = op2inst.pop(name) |
2007 | 22b7f6f8 | Thomas Thrainer | |
2008 | 0c072225 | Thomas Thrainer | if len(nodes) > 1: |
2009 | 0c072225 | Thomas Thrainer | (op.pnode, op.snode) = nodes |
2010 | 0c072225 | Thomas Thrainer | else:
|
2011 | 0c072225 | Thomas Thrainer | (op.pnode,) = nodes |
2012 | 0c072225 | Thomas Thrainer | |
2013 | 0c072225 | Thomas Thrainer | jobs.append([op]) |
2014 | 22b7f6f8 | Thomas Thrainer | |
2015 | 0c072225 | Thomas Thrainer | missing = set(op2inst.keys()) - set(failed) |
2016 | 0c072225 | Thomas Thrainer | assert not missing, \ |
2017 | 0c072225 | Thomas Thrainer | "Iallocator did return incomplete result: %s" % \
|
2018 | 0c072225 | Thomas Thrainer | utils.CommaJoin(missing) |
2019 | 0c072225 | Thomas Thrainer | else:
|
2020 | 0c072225 | Thomas Thrainer | jobs.extend([op] for op in self.op.instances) |
2021 | 22b7f6f8 | Thomas Thrainer | |
2022 | 22b7f6f8 | Thomas Thrainer | return ResultWithJobs(jobs, **self._ConstructPartialResult()) |
2023 | 22b7f6f8 | Thomas Thrainer | |
2024 | 22b7f6f8 | Thomas Thrainer | |
2025 | 22b7f6f8 | Thomas Thrainer | class _InstNicModPrivate: |
2026 | 22b7f6f8 | Thomas Thrainer | """Data structure for network interface modifications.
|
2027 | 22b7f6f8 | Thomas Thrainer |
|
2028 | 22b7f6f8 | Thomas Thrainer | Used by L{LUInstanceSetParams}.
|
2029 | 22b7f6f8 | Thomas Thrainer |
|
2030 | 22b7f6f8 | Thomas Thrainer | """
|
2031 | 22b7f6f8 | Thomas Thrainer | def __init__(self): |
2032 | 22b7f6f8 | Thomas Thrainer | self.params = None |
2033 | 22b7f6f8 | Thomas Thrainer | self.filled = None |
2034 | 22b7f6f8 | Thomas Thrainer | |
2035 | 22b7f6f8 | Thomas Thrainer | |
2036 | 5eacbcae | Thomas Thrainer | def _PrepareContainerMods(mods, private_fn): |
2037 | 22b7f6f8 | Thomas Thrainer | """Prepares a list of container modifications by adding a private data field.
|
2038 | 22b7f6f8 | Thomas Thrainer |
|
2039 | 22b7f6f8 | Thomas Thrainer | @type mods: list of tuples; (operation, index, parameters)
|
2040 | 22b7f6f8 | Thomas Thrainer | @param mods: List of modifications
|
2041 | 22b7f6f8 | Thomas Thrainer | @type private_fn: callable or None
|
2042 | 22b7f6f8 | Thomas Thrainer | @param private_fn: Callable for constructing a private data field for a
|
2043 | 22b7f6f8 | Thomas Thrainer | modification
|
2044 | 22b7f6f8 | Thomas Thrainer | @rtype: list
|
2045 | 22b7f6f8 | Thomas Thrainer |
|
2046 | 22b7f6f8 | Thomas Thrainer | """
|
2047 | 22b7f6f8 | Thomas Thrainer | if private_fn is None: |
2048 | 22b7f6f8 | Thomas Thrainer | fn = lambda: None |
2049 | 22b7f6f8 | Thomas Thrainer | else:
|
2050 | 22b7f6f8 | Thomas Thrainer | fn = private_fn |
2051 | 22b7f6f8 | Thomas Thrainer | |
2052 | 22b7f6f8 | Thomas Thrainer | return [(op, idx, params, fn()) for (op, idx, params) in mods] |
2053 | 22b7f6f8 | Thomas Thrainer | |
2054 | 22b7f6f8 | Thomas Thrainer | |
2055 | 22b7f6f8 | Thomas Thrainer | def _CheckNodesPhysicalCPUs(lu, nodenames, requested, hypervisor_name): |
2056 | 22b7f6f8 | Thomas Thrainer | """Checks if nodes have enough physical CPUs
|
2057 | 22b7f6f8 | Thomas Thrainer |
|
2058 | 22b7f6f8 | Thomas Thrainer | This function checks if all given nodes have the needed number of
|
2059 | 22b7f6f8 | Thomas Thrainer | physical CPUs. In case any node has less CPUs or we cannot get the
|
2060 | 22b7f6f8 | Thomas Thrainer | information from the node, this function raises an OpPrereqError
|
2061 | 22b7f6f8 | Thomas Thrainer | exception.
|
2062 | 22b7f6f8 | Thomas Thrainer |
|
2063 | 22b7f6f8 | Thomas Thrainer | @type lu: C{LogicalUnit}
|
2064 | 22b7f6f8 | Thomas Thrainer | @param lu: a logical unit from which we get configuration data
|
2065 | 22b7f6f8 | Thomas Thrainer | @type nodenames: C{list}
|
2066 | 22b7f6f8 | Thomas Thrainer | @param nodenames: the list of node names to check
|
2067 | 22b7f6f8 | Thomas Thrainer | @type requested: C{int}
|
2068 | 22b7f6f8 | Thomas Thrainer | @param requested: the minimum acceptable number of physical CPUs
|
2069 | 22b7f6f8 | Thomas Thrainer | @raise errors.OpPrereqError: if the node doesn't have enough CPUs,
|
2070 | 22b7f6f8 | Thomas Thrainer | or we cannot check the node
|
2071 | 22b7f6f8 | Thomas Thrainer |
|
2072 | 22b7f6f8 | Thomas Thrainer | """
|
2073 | 22b7f6f8 | Thomas Thrainer | nodeinfo = lu.rpc.call_node_info(nodenames, None, [hypervisor_name], None) |
2074 | 22b7f6f8 | Thomas Thrainer | for node in nodenames: |
2075 | 22b7f6f8 | Thomas Thrainer | info = nodeinfo[node] |
2076 | 22b7f6f8 | Thomas Thrainer | info.Raise("Cannot get current information from node %s" % node,
|
2077 | 22b7f6f8 | Thomas Thrainer | prereq=True, ecode=errors.ECODE_ENVIRON)
|
2078 | 22b7f6f8 | Thomas Thrainer | (_, _, (hv_info, )) = info.payload |
2079 | 22b7f6f8 | Thomas Thrainer | num_cpus = hv_info.get("cpu_total", None) |
2080 | 22b7f6f8 | Thomas Thrainer | if not isinstance(num_cpus, int): |
2081 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Can't compute the number of physical CPUs" |
2082 | 22b7f6f8 | Thomas Thrainer | " on node %s, result was '%s'" %
|
2083 | 22b7f6f8 | Thomas Thrainer | (node, num_cpus), errors.ECODE_ENVIRON) |
2084 | 22b7f6f8 | Thomas Thrainer | if requested > num_cpus:
|
2085 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Node %s has %s physical CPUs, but %s are " |
2086 | 22b7f6f8 | Thomas Thrainer | "required" % (node, num_cpus, requested),
|
2087 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NORES) |
2088 | 22b7f6f8 | Thomas Thrainer | |
2089 | 22b7f6f8 | Thomas Thrainer | |
2090 | 22b7f6f8 | Thomas Thrainer | def GetItemFromContainer(identifier, kind, container): |
2091 | 22b7f6f8 | Thomas Thrainer | """Return the item refered by the identifier.
|
2092 | 22b7f6f8 | Thomas Thrainer |
|
2093 | 22b7f6f8 | Thomas Thrainer | @type identifier: string
|
2094 | 22b7f6f8 | Thomas Thrainer | @param identifier: Item index or name or UUID
|
2095 | 22b7f6f8 | Thomas Thrainer | @type kind: string
|
2096 | 22b7f6f8 | Thomas Thrainer | @param kind: One-word item description
|
2097 | 22b7f6f8 | Thomas Thrainer | @type container: list
|
2098 | 22b7f6f8 | Thomas Thrainer | @param container: Container to get the item from
|
2099 | 22b7f6f8 | Thomas Thrainer |
|
2100 | 22b7f6f8 | Thomas Thrainer | """
|
2101 | 22b7f6f8 | Thomas Thrainer | # Index
|
2102 | 22b7f6f8 | Thomas Thrainer | try:
|
2103 | 22b7f6f8 | Thomas Thrainer | idx = int(identifier)
|
2104 | 22b7f6f8 | Thomas Thrainer | if idx == -1: |
2105 | 22b7f6f8 | Thomas Thrainer | # Append
|
2106 | 22b7f6f8 | Thomas Thrainer | absidx = len(container) - 1 |
2107 | 22b7f6f8 | Thomas Thrainer | elif idx < 0: |
2108 | 22b7f6f8 | Thomas Thrainer | raise IndexError("Not accepting negative indices other than -1") |
2109 | 22b7f6f8 | Thomas Thrainer | elif idx > len(container): |
2110 | 22b7f6f8 | Thomas Thrainer | raise IndexError("Got %s index %s, but there are only %s" % |
2111 | 22b7f6f8 | Thomas Thrainer | (kind, idx, len(container)))
|
2112 | 22b7f6f8 | Thomas Thrainer | else:
|
2113 | 22b7f6f8 | Thomas Thrainer | absidx = idx |
2114 | 22b7f6f8 | Thomas Thrainer | return (absidx, container[idx])
|
2115 | 22b7f6f8 | Thomas Thrainer | except ValueError: |
2116 | 22b7f6f8 | Thomas Thrainer | pass
|
2117 | 22b7f6f8 | Thomas Thrainer | |
2118 | 22b7f6f8 | Thomas Thrainer | for idx, item in enumerate(container): |
2119 | 22b7f6f8 | Thomas Thrainer | if item.uuid == identifier or item.name == identifier: |
2120 | 22b7f6f8 | Thomas Thrainer | return (idx, item)
|
2121 | 22b7f6f8 | Thomas Thrainer | |
2122 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot find %s with identifier %s" % |
2123 | 22b7f6f8 | Thomas Thrainer | (kind, identifier), errors.ECODE_NOENT) |
2124 | 22b7f6f8 | Thomas Thrainer | |
2125 | 22b7f6f8 | Thomas Thrainer | |
2126 | 5eacbcae | Thomas Thrainer | def _ApplyContainerMods(kind, container, chgdesc, mods, |
2127 | 5eacbcae | Thomas Thrainer | create_fn, modify_fn, remove_fn): |
2128 | 22b7f6f8 | Thomas Thrainer | """Applies descriptions in C{mods} to C{container}.
|
2129 | 22b7f6f8 | Thomas Thrainer |
|
2130 | 22b7f6f8 | Thomas Thrainer | @type kind: string
|
2131 | 22b7f6f8 | Thomas Thrainer | @param kind: One-word item description
|
2132 | 22b7f6f8 | Thomas Thrainer | @type container: list
|
2133 | 22b7f6f8 | Thomas Thrainer | @param container: Container to modify
|
2134 | 22b7f6f8 | Thomas Thrainer | @type chgdesc: None or list
|
2135 | 22b7f6f8 | Thomas Thrainer | @param chgdesc: List of applied changes
|
2136 | 22b7f6f8 | Thomas Thrainer | @type mods: list
|
2137 | 5eacbcae | Thomas Thrainer | @param mods: Modifications as returned by L{_PrepareContainerMods}
|
2138 | 22b7f6f8 | Thomas Thrainer | @type create_fn: callable
|
2139 | 22b7f6f8 | Thomas Thrainer | @param create_fn: Callback for creating a new item (L{constants.DDM_ADD});
|
2140 | 22b7f6f8 | Thomas Thrainer | receives absolute item index, parameters and private data object as added
|
2141 | 5eacbcae | Thomas Thrainer | by L{_PrepareContainerMods}, returns tuple containing new item and changes
|
2142 | 22b7f6f8 | Thomas Thrainer | as list
|
2143 | 22b7f6f8 | Thomas Thrainer | @type modify_fn: callable
|
2144 | 22b7f6f8 | Thomas Thrainer | @param modify_fn: Callback for modifying an existing item
|
2145 | 22b7f6f8 | Thomas Thrainer | (L{constants.DDM_MODIFY}); receives absolute item index, item, parameters
|
2146 | 5eacbcae | Thomas Thrainer | and private data object as added by L{_PrepareContainerMods}, returns
|
2147 | 22b7f6f8 | Thomas Thrainer | changes as list
|
2148 | 22b7f6f8 | Thomas Thrainer | @type remove_fn: callable
|
2149 | 22b7f6f8 | Thomas Thrainer | @param remove_fn: Callback on removing item; receives absolute item index,
|
2150 | 5eacbcae | Thomas Thrainer | item and private data object as added by L{_PrepareContainerMods}
|
2151 | 22b7f6f8 | Thomas Thrainer |
|
2152 | 22b7f6f8 | Thomas Thrainer | """
|
2153 | 22b7f6f8 | Thomas Thrainer | for (op, identifier, params, private) in mods: |
2154 | 22b7f6f8 | Thomas Thrainer | changes = None
|
2155 | 22b7f6f8 | Thomas Thrainer | |
2156 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_ADD:
|
2157 | 22b7f6f8 | Thomas Thrainer | # Calculate where item will be added
|
2158 | 22b7f6f8 | Thomas Thrainer | # When adding an item, identifier can only be an index
|
2159 | 22b7f6f8 | Thomas Thrainer | try:
|
2160 | 22b7f6f8 | Thomas Thrainer | idx = int(identifier)
|
2161 | 22b7f6f8 | Thomas Thrainer | except ValueError: |
2162 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Only possitive integer or -1 is accepted as" |
2163 | 22b7f6f8 | Thomas Thrainer | " identifier for %s" % constants.DDM_ADD,
|
2164 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2165 | 22b7f6f8 | Thomas Thrainer | if idx == -1: |
2166 | 22b7f6f8 | Thomas Thrainer | addidx = len(container)
|
2167 | 22b7f6f8 | Thomas Thrainer | else:
|
2168 | 22b7f6f8 | Thomas Thrainer | if idx < 0: |
2169 | 22b7f6f8 | Thomas Thrainer | raise IndexError("Not accepting negative indices other than -1") |
2170 | 22b7f6f8 | Thomas Thrainer | elif idx > len(container): |
2171 | 22b7f6f8 | Thomas Thrainer | raise IndexError("Got %s index %s, but there are only %s" % |
2172 | 22b7f6f8 | Thomas Thrainer | (kind, idx, len(container)))
|
2173 | 22b7f6f8 | Thomas Thrainer | addidx = idx |
2174 | 22b7f6f8 | Thomas Thrainer | |
2175 | 22b7f6f8 | Thomas Thrainer | if create_fn is None: |
2176 | 22b7f6f8 | Thomas Thrainer | item = params |
2177 | 22b7f6f8 | Thomas Thrainer | else:
|
2178 | 22b7f6f8 | Thomas Thrainer | (item, changes) = create_fn(addidx, params, private) |
2179 | 22b7f6f8 | Thomas Thrainer | |
2180 | 22b7f6f8 | Thomas Thrainer | if idx == -1: |
2181 | 22b7f6f8 | Thomas Thrainer | container.append(item) |
2182 | 22b7f6f8 | Thomas Thrainer | else:
|
2183 | 22b7f6f8 | Thomas Thrainer | assert idx >= 0 |
2184 | 22b7f6f8 | Thomas Thrainer | assert idx <= len(container) |
2185 | 22b7f6f8 | Thomas Thrainer | # list.insert does so before the specified index
|
2186 | 22b7f6f8 | Thomas Thrainer | container.insert(idx, item) |
2187 | 22b7f6f8 | Thomas Thrainer | else:
|
2188 | 22b7f6f8 | Thomas Thrainer | # Retrieve existing item
|
2189 | 22b7f6f8 | Thomas Thrainer | (absidx, item) = GetItemFromContainer(identifier, kind, container) |
2190 | 22b7f6f8 | Thomas Thrainer | |
2191 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_REMOVE:
|
2192 | 22b7f6f8 | Thomas Thrainer | assert not params |
2193 | 22b7f6f8 | Thomas Thrainer | |
2194 | 22b7f6f8 | Thomas Thrainer | changes = [("%s/%s" % (kind, absidx), "remove")] |
2195 | 22b7f6f8 | Thomas Thrainer | |
2196 | 4c6e8e1a | Dimitris Aragiorgis | if remove_fn is not None: |
2197 | 4c6e8e1a | Dimitris Aragiorgis | msg = remove_fn(absidx, item, private) |
2198 | 4c6e8e1a | Dimitris Aragiorgis | if msg:
|
2199 | 4c6e8e1a | Dimitris Aragiorgis | changes.append(("%s/%s" % (kind, absidx), msg))
|
2200 | 4c6e8e1a | Dimitris Aragiorgis | |
2201 | 22b7f6f8 | Thomas Thrainer | assert container[absidx] == item
|
2202 | 22b7f6f8 | Thomas Thrainer | del container[absidx]
|
2203 | 22b7f6f8 | Thomas Thrainer | elif op == constants.DDM_MODIFY:
|
2204 | 22b7f6f8 | Thomas Thrainer | if modify_fn is not None: |
2205 | 22b7f6f8 | Thomas Thrainer | changes = modify_fn(absidx, item, params, private) |
2206 | 22b7f6f8 | Thomas Thrainer | else:
|
2207 | 22b7f6f8 | Thomas Thrainer | raise errors.ProgrammerError("Unhandled operation '%s'" % op) |
2208 | 22b7f6f8 | Thomas Thrainer | |
2209 | 22b7f6f8 | Thomas Thrainer | assert _TApplyContModsCbChanges(changes)
|
2210 | 22b7f6f8 | Thomas Thrainer | |
2211 | 22b7f6f8 | Thomas Thrainer | if not (chgdesc is None or changes is None): |
2212 | 22b7f6f8 | Thomas Thrainer | chgdesc.extend(changes) |
2213 | 22b7f6f8 | Thomas Thrainer | |
2214 | 22b7f6f8 | Thomas Thrainer | |
2215 | 22b7f6f8 | Thomas Thrainer | def _UpdateIvNames(base_index, disks): |
2216 | 22b7f6f8 | Thomas Thrainer | """Updates the C{iv_name} attribute of disks.
|
2217 | 22b7f6f8 | Thomas Thrainer |
|
2218 | 22b7f6f8 | Thomas Thrainer | @type disks: list of L{objects.Disk}
|
2219 | 22b7f6f8 | Thomas Thrainer |
|
2220 | 22b7f6f8 | Thomas Thrainer | """
|
2221 | 22b7f6f8 | Thomas Thrainer | for (idx, disk) in enumerate(disks): |
2222 | 22b7f6f8 | Thomas Thrainer | disk.iv_name = "disk/%s" % (base_index + idx, )
|
2223 | 22b7f6f8 | Thomas Thrainer | |
2224 | 22b7f6f8 | Thomas Thrainer | |
2225 | 22b7f6f8 | Thomas Thrainer | class LUInstanceSetParams(LogicalUnit): |
2226 | 22b7f6f8 | Thomas Thrainer | """Modifies an instances's parameters.
|
2227 | 22b7f6f8 | Thomas Thrainer |
|
2228 | 22b7f6f8 | Thomas Thrainer | """
|
2229 | 22b7f6f8 | Thomas Thrainer | HPATH = "instance-modify"
|
2230 | 22b7f6f8 | Thomas Thrainer | HTYPE = constants.HTYPE_INSTANCE |
2231 | 22b7f6f8 | Thomas Thrainer | REQ_BGL = False
|
2232 | 22b7f6f8 | Thomas Thrainer | |
2233 | 22b7f6f8 | Thomas Thrainer | @staticmethod
|
2234 | 22b7f6f8 | Thomas Thrainer | def _UpgradeDiskNicMods(kind, mods, verify_fn): |
2235 | 22b7f6f8 | Thomas Thrainer | assert ht.TList(mods)
|
2236 | 22b7f6f8 | Thomas Thrainer | assert not mods or len(mods[0]) in (2, 3) |
2237 | 22b7f6f8 | Thomas Thrainer | |
2238 | 22b7f6f8 | Thomas Thrainer | if mods and len(mods[0]) == 2: |
2239 | 22b7f6f8 | Thomas Thrainer | result = [] |
2240 | 22b7f6f8 | Thomas Thrainer | |
2241 | 22b7f6f8 | Thomas Thrainer | addremove = 0
|
2242 | 22b7f6f8 | Thomas Thrainer | for op, params in mods: |
2243 | 22b7f6f8 | Thomas Thrainer | if op in (constants.DDM_ADD, constants.DDM_REMOVE): |
2244 | 22b7f6f8 | Thomas Thrainer | result.append((op, -1, params))
|
2245 | 22b7f6f8 | Thomas Thrainer | addremove += 1
|
2246 | 22b7f6f8 | Thomas Thrainer | |
2247 | 22b7f6f8 | Thomas Thrainer | if addremove > 1: |
2248 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Only one %s add or remove operation is" |
2249 | 22b7f6f8 | Thomas Thrainer | " supported at a time" % kind,
|
2250 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2251 | 22b7f6f8 | Thomas Thrainer | else:
|
2252 | 22b7f6f8 | Thomas Thrainer | result.append((constants.DDM_MODIFY, op, params)) |
2253 | 22b7f6f8 | Thomas Thrainer | |
2254 | 22b7f6f8 | Thomas Thrainer | assert verify_fn(result)
|
2255 | 22b7f6f8 | Thomas Thrainer | else:
|
2256 | 22b7f6f8 | Thomas Thrainer | result = mods |
2257 | 22b7f6f8 | Thomas Thrainer | |
2258 | 22b7f6f8 | Thomas Thrainer | return result
|
2259 | 22b7f6f8 | Thomas Thrainer | |
2260 | 22b7f6f8 | Thomas Thrainer | @staticmethod
|
2261 | 22b7f6f8 | Thomas Thrainer | def _CheckMods(kind, mods, key_types, item_fn): |
2262 | 22b7f6f8 | Thomas Thrainer | """Ensures requested disk/NIC modifications are valid.
|
2263 | 22b7f6f8 | Thomas Thrainer |
|
2264 | 22b7f6f8 | Thomas Thrainer | """
|
2265 | 22b7f6f8 | Thomas Thrainer | for (op, _, params) in mods: |
2266 | 22b7f6f8 | Thomas Thrainer | assert ht.TDict(params)
|
2267 | 22b7f6f8 | Thomas Thrainer | |
2268 | 22b7f6f8 | Thomas Thrainer | # If 'key_types' is an empty dict, we assume we have an
|
2269 | 22b7f6f8 | Thomas Thrainer | # 'ext' template and thus do not ForceDictType
|
2270 | 22b7f6f8 | Thomas Thrainer | if key_types:
|
2271 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(params, key_types) |
2272 | 22b7f6f8 | Thomas Thrainer | |
2273 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_REMOVE:
|
2274 | 22b7f6f8 | Thomas Thrainer | if params:
|
2275 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No settings should be passed when" |
2276 | 22b7f6f8 | Thomas Thrainer | " removing a %s" % kind,
|
2277 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2278 | 22b7f6f8 | Thomas Thrainer | elif op in (constants.DDM_ADD, constants.DDM_MODIFY): |
2279 | 22b7f6f8 | Thomas Thrainer | item_fn(op, params) |
2280 | 22b7f6f8 | Thomas Thrainer | else:
|
2281 | 22b7f6f8 | Thomas Thrainer | raise errors.ProgrammerError("Unhandled operation '%s'" % op) |
2282 | 22b7f6f8 | Thomas Thrainer | |
2283 | c5c72215 | Dimitris Aragiorgis | def _VerifyDiskModification(self, op, params): |
2284 | 22b7f6f8 | Thomas Thrainer | """Verifies a disk modification.
|
2285 | 22b7f6f8 | Thomas Thrainer |
|
2286 | 22b7f6f8 | Thomas Thrainer | """
|
2287 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_ADD:
|
2288 | 22b7f6f8 | Thomas Thrainer | mode = params.setdefault(constants.IDISK_MODE, constants.DISK_RDWR) |
2289 | 22b7f6f8 | Thomas Thrainer | if mode not in constants.DISK_ACCESS_SET: |
2290 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid disk access mode '%s'" % mode, |
2291 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2292 | 22b7f6f8 | Thomas Thrainer | |
2293 | 22b7f6f8 | Thomas Thrainer | size = params.get(constants.IDISK_SIZE, None)
|
2294 | 22b7f6f8 | Thomas Thrainer | if size is None: |
2295 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Required disk parameter '%s' missing" % |
2296 | 22b7f6f8 | Thomas Thrainer | constants.IDISK_SIZE, errors.ECODE_INVAL) |
2297 | 22b7f6f8 | Thomas Thrainer | |
2298 | 22b7f6f8 | Thomas Thrainer | try:
|
2299 | 22b7f6f8 | Thomas Thrainer | size = int(size)
|
2300 | 22b7f6f8 | Thomas Thrainer | except (TypeError, ValueError), err: |
2301 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid disk size parameter: %s" % err, |
2302 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2303 | 22b7f6f8 | Thomas Thrainer | |
2304 | 22b7f6f8 | Thomas Thrainer | params[constants.IDISK_SIZE] = size |
2305 | 22b7f6f8 | Thomas Thrainer | name = params.get(constants.IDISK_NAME, None)
|
2306 | 22b7f6f8 | Thomas Thrainer | if name is not None and name.lower() == constants.VALUE_NONE: |
2307 | 22b7f6f8 | Thomas Thrainer | params[constants.IDISK_NAME] = None
|
2308 | 22b7f6f8 | Thomas Thrainer | |
2309 | 22b7f6f8 | Thomas Thrainer | elif op == constants.DDM_MODIFY:
|
2310 | 22b7f6f8 | Thomas Thrainer | if constants.IDISK_SIZE in params: |
2311 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk size change not possible, use" |
2312 | 22b7f6f8 | Thomas Thrainer | " grow-disk", errors.ECODE_INVAL)
|
2313 | c5c72215 | Dimitris Aragiorgis | |
2314 | c5c72215 | Dimitris Aragiorgis | # Disk modification supports changing only the disk name and mode.
|
2315 | c5c72215 | Dimitris Aragiorgis | # Changing arbitrary parameters is allowed only for ext disk template",
|
2316 | c5c72215 | Dimitris Aragiorgis | if self.instance.disk_template != constants.DT_EXT: |
2317 | c5c72215 | Dimitris Aragiorgis | utils.ForceDictType(params, constants.MODIFIABLE_IDISK_PARAMS_TYPES) |
2318 | c5c72215 | Dimitris Aragiorgis | |
2319 | 22b7f6f8 | Thomas Thrainer | name = params.get(constants.IDISK_NAME, None)
|
2320 | 22b7f6f8 | Thomas Thrainer | if name is not None and name.lower() == constants.VALUE_NONE: |
2321 | 22b7f6f8 | Thomas Thrainer | params[constants.IDISK_NAME] = None
|
2322 | 22b7f6f8 | Thomas Thrainer | |
2323 | 22b7f6f8 | Thomas Thrainer | @staticmethod
|
2324 | 22b7f6f8 | Thomas Thrainer | def _VerifyNicModification(op, params): |
2325 | 22b7f6f8 | Thomas Thrainer | """Verifies a network interface modification.
|
2326 | 22b7f6f8 | Thomas Thrainer |
|
2327 | 22b7f6f8 | Thomas Thrainer | """
|
2328 | 22b7f6f8 | Thomas Thrainer | if op in (constants.DDM_ADD, constants.DDM_MODIFY): |
2329 | 22b7f6f8 | Thomas Thrainer | ip = params.get(constants.INIC_IP, None)
|
2330 | 22b7f6f8 | Thomas Thrainer | name = params.get(constants.INIC_NAME, None)
|
2331 | 22b7f6f8 | Thomas Thrainer | req_net = params.get(constants.INIC_NETWORK, None)
|
2332 | 22b7f6f8 | Thomas Thrainer | link = params.get(constants.NIC_LINK, None)
|
2333 | 22b7f6f8 | Thomas Thrainer | mode = params.get(constants.NIC_MODE, None)
|
2334 | 22b7f6f8 | Thomas Thrainer | if name is not None and name.lower() == constants.VALUE_NONE: |
2335 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_NAME] = None
|
2336 | 22b7f6f8 | Thomas Thrainer | if req_net is not None: |
2337 | 22b7f6f8 | Thomas Thrainer | if req_net.lower() == constants.VALUE_NONE:
|
2338 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_NETWORK] = None
|
2339 | 22b7f6f8 | Thomas Thrainer | req_net = None
|
2340 | 22b7f6f8 | Thomas Thrainer | elif link is not None or mode is not None: |
2341 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("If network is given" |
2342 | 22b7f6f8 | Thomas Thrainer | " mode or link should not",
|
2343 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2344 | 22b7f6f8 | Thomas Thrainer | |
2345 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_ADD:
|
2346 | 22b7f6f8 | Thomas Thrainer | macaddr = params.get(constants.INIC_MAC, None)
|
2347 | 22b7f6f8 | Thomas Thrainer | if macaddr is None: |
2348 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_MAC] = constants.VALUE_AUTO |
2349 | 22b7f6f8 | Thomas Thrainer | |
2350 | 22b7f6f8 | Thomas Thrainer | if ip is not None: |
2351 | 22b7f6f8 | Thomas Thrainer | if ip.lower() == constants.VALUE_NONE:
|
2352 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_IP] = None
|
2353 | 22b7f6f8 | Thomas Thrainer | else:
|
2354 | 22b7f6f8 | Thomas Thrainer | if ip.lower() == constants.NIC_IP_POOL:
|
2355 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_ADD and req_net is None: |
2356 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("If ip=pool, parameter network" |
2357 | 22b7f6f8 | Thomas Thrainer | " cannot be none",
|
2358 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2359 | 22b7f6f8 | Thomas Thrainer | else:
|
2360 | 22b7f6f8 | Thomas Thrainer | if not netutils.IPAddress.IsValid(ip): |
2361 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Invalid IP address '%s'" % ip, |
2362 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2363 | 22b7f6f8 | Thomas Thrainer | |
2364 | 22b7f6f8 | Thomas Thrainer | if constants.INIC_MAC in params: |
2365 | 22b7f6f8 | Thomas Thrainer | macaddr = params[constants.INIC_MAC] |
2366 | 22b7f6f8 | Thomas Thrainer | if macaddr not in (constants.VALUE_AUTO, constants.VALUE_GENERATE): |
2367 | 22b7f6f8 | Thomas Thrainer | macaddr = utils.NormalizeAndValidateMac(macaddr) |
2368 | 22b7f6f8 | Thomas Thrainer | |
2369 | 22b7f6f8 | Thomas Thrainer | if op == constants.DDM_MODIFY and macaddr == constants.VALUE_AUTO: |
2370 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("'auto' is not a valid MAC address when" |
2371 | 22b7f6f8 | Thomas Thrainer | " modifying an existing NIC",
|
2372 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2373 | 22b7f6f8 | Thomas Thrainer | |
2374 | 22b7f6f8 | Thomas Thrainer | def CheckArguments(self): |
2375 | 22b7f6f8 | Thomas Thrainer | if not (self.op.nics or self.op.disks or self.op.disk_template or |
2376 | 22b7f6f8 | Thomas Thrainer | self.op.hvparams or self.op.beparams or self.op.os_name or |
2377 | 125e1230 | Thomas Thrainer | self.op.osparams or self.op.offline is not None or |
2378 | 125e1230 | Thomas Thrainer | self.op.runtime_mem or self.op.pnode): |
2379 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No changes submitted", errors.ECODE_INVAL) |
2380 | 22b7f6f8 | Thomas Thrainer | |
2381 | 22b7f6f8 | Thomas Thrainer | if self.op.hvparams: |
2382 | 5eacbcae | Thomas Thrainer | CheckParamsNotGlobal(self.op.hvparams, constants.HVC_GLOBALS,
|
2383 | 5eacbcae | Thomas Thrainer | "hypervisor", "instance", "cluster") |
2384 | 22b7f6f8 | Thomas Thrainer | |
2385 | 22b7f6f8 | Thomas Thrainer | self.op.disks = self._UpgradeDiskNicMods( |
2386 | 22b7f6f8 | Thomas Thrainer | "disk", self.op.disks, opcodes.OpInstanceSetParams.TestDiskModifications) |
2387 | 22b7f6f8 | Thomas Thrainer | self.op.nics = self._UpgradeDiskNicMods( |
2388 | 22b7f6f8 | Thomas Thrainer | "NIC", self.op.nics, opcodes.OpInstanceSetParams.TestNicModifications) |
2389 | 22b7f6f8 | Thomas Thrainer | |
2390 | 22b7f6f8 | Thomas Thrainer | if self.op.disks and self.op.disk_template is not None: |
2391 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk template conversion and other disk" |
2392 | 22b7f6f8 | Thomas Thrainer | " changes not supported at the same time",
|
2393 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2394 | 22b7f6f8 | Thomas Thrainer | |
2395 | 22b7f6f8 | Thomas Thrainer | if (self.op.disk_template and |
2396 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template in constants.DTS_INT_MIRROR and |
2397 | 22b7f6f8 | Thomas Thrainer | self.op.remote_node is None): |
2398 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Changing the disk template to a mirrored" |
2399 | 22b7f6f8 | Thomas Thrainer | " one requires specifying a secondary node",
|
2400 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2401 | 22b7f6f8 | Thomas Thrainer | |
2402 | 22b7f6f8 | Thomas Thrainer | # Check NIC modifications
|
2403 | 22b7f6f8 | Thomas Thrainer | self._CheckMods("NIC", self.op.nics, constants.INIC_PARAMS_TYPES, |
2404 | 22b7f6f8 | Thomas Thrainer | self._VerifyNicModification)
|
2405 | 22b7f6f8 | Thomas Thrainer | |
2406 | 22b7f6f8 | Thomas Thrainer | if self.op.pnode: |
2407 | 5eacbcae | Thomas Thrainer | self.op.pnode = ExpandNodeName(self.cfg, self.op.pnode) |
2408 | 22b7f6f8 | Thomas Thrainer | |
2409 | 22b7f6f8 | Thomas Thrainer | def ExpandNames(self): |
2410 | 22b7f6f8 | Thomas Thrainer | self._ExpandAndLockInstance()
|
2411 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODEGROUP] = []
|
2412 | 22b7f6f8 | Thomas Thrainer | # Can't even acquire node locks in shared mode as upcoming changes in
|
2413 | 22b7f6f8 | Thomas Thrainer | # Ganeti 2.6 will start to modify the node object on disk conversion
|
2414 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = []
|
2415 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = []
|
2416 | 22b7f6f8 | Thomas Thrainer | self.recalculate_locks[locking.LEVEL_NODE] = constants.LOCKS_REPLACE
|
2417 | 22b7f6f8 | Thomas Thrainer | # Look node group to look up the ipolicy
|
2418 | 22b7f6f8 | Thomas Thrainer | self.share_locks[locking.LEVEL_NODEGROUP] = 1 |
2419 | 22b7f6f8 | Thomas Thrainer | |
2420 | 22b7f6f8 | Thomas Thrainer | def DeclareLocks(self, level): |
2421 | 22b7f6f8 | Thomas Thrainer | if level == locking.LEVEL_NODEGROUP:
|
2422 | 22b7f6f8 | Thomas Thrainer | assert not self.needed_locks[locking.LEVEL_NODEGROUP] |
2423 | 22b7f6f8 | Thomas Thrainer | # Acquire locks for the instance's nodegroups optimistically. Needs
|
2424 | 22b7f6f8 | Thomas Thrainer | # to be verified in CheckPrereq
|
2425 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODEGROUP] = \
|
2426 | 22b7f6f8 | Thomas Thrainer | self.cfg.GetInstanceNodeGroups(self.op.instance_name) |
2427 | 22b7f6f8 | Thomas Thrainer | elif level == locking.LEVEL_NODE:
|
2428 | 22b7f6f8 | Thomas Thrainer | self._LockInstancesNodes()
|
2429 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template and self.op.remote_node: |
2430 | 5eacbcae | Thomas Thrainer | self.op.remote_node = ExpandNodeName(self.cfg, self.op.remote_node) |
2431 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE].append(self.op.remote_node) |
2432 | 22b7f6f8 | Thomas Thrainer | elif level == locking.LEVEL_NODE_RES and self.op.disk_template: |
2433 | 22b7f6f8 | Thomas Thrainer | # Copy node locks
|
2434 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE_RES] = \
|
2435 | 5eacbcae | Thomas Thrainer | CopyLockList(self.needed_locks[locking.LEVEL_NODE])
|
2436 | 22b7f6f8 | Thomas Thrainer | |
2437 | 22b7f6f8 | Thomas Thrainer | def BuildHooksEnv(self): |
2438 | 22b7f6f8 | Thomas Thrainer | """Build hooks env.
|
2439 | 22b7f6f8 | Thomas Thrainer |
|
2440 | 22b7f6f8 | Thomas Thrainer | This runs on the master, primary and secondaries.
|
2441 | 22b7f6f8 | Thomas Thrainer |
|
2442 | 22b7f6f8 | Thomas Thrainer | """
|
2443 | 22b7f6f8 | Thomas Thrainer | args = {} |
2444 | 22b7f6f8 | Thomas Thrainer | if constants.BE_MINMEM in self.be_new: |
2445 | 22b7f6f8 | Thomas Thrainer | args["minmem"] = self.be_new[constants.BE_MINMEM] |
2446 | 22b7f6f8 | Thomas Thrainer | if constants.BE_MAXMEM in self.be_new: |
2447 | 22b7f6f8 | Thomas Thrainer | args["maxmem"] = self.be_new[constants.BE_MAXMEM] |
2448 | 22b7f6f8 | Thomas Thrainer | if constants.BE_VCPUS in self.be_new: |
2449 | 22b7f6f8 | Thomas Thrainer | args["vcpus"] = self.be_new[constants.BE_VCPUS] |
2450 | 22b7f6f8 | Thomas Thrainer | # TODO: export disk changes. Note: _BuildInstanceHookEnv* don't export disk
|
2451 | 22b7f6f8 | Thomas Thrainer | # information at all.
|
2452 | 22b7f6f8 | Thomas Thrainer | |
2453 | 22b7f6f8 | Thomas Thrainer | if self._new_nics is not None: |
2454 | 22b7f6f8 | Thomas Thrainer | nics = [] |
2455 | 22b7f6f8 | Thomas Thrainer | |
2456 | 22b7f6f8 | Thomas Thrainer | for nic in self._new_nics: |
2457 | 22b7f6f8 | Thomas Thrainer | n = copy.deepcopy(nic) |
2458 | 22b7f6f8 | Thomas Thrainer | nicparams = self.cluster.SimpleFillNIC(n.nicparams)
|
2459 | 22b7f6f8 | Thomas Thrainer | n.nicparams = nicparams |
2460 | 5eacbcae | Thomas Thrainer | nics.append(NICToTuple(self, n))
|
2461 | 22b7f6f8 | Thomas Thrainer | |
2462 | 22b7f6f8 | Thomas Thrainer | args["nics"] = nics
|
2463 | 22b7f6f8 | Thomas Thrainer | |
2464 | 5eacbcae | Thomas Thrainer | env = BuildInstanceHookEnvByObject(self, self.instance, override=args) |
2465 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template: |
2466 | 22b7f6f8 | Thomas Thrainer | env["NEW_DISK_TEMPLATE"] = self.op.disk_template |
2467 | 22b7f6f8 | Thomas Thrainer | if self.op.runtime_mem: |
2468 | 22b7f6f8 | Thomas Thrainer | env["RUNTIME_MEMORY"] = self.op.runtime_mem |
2469 | 22b7f6f8 | Thomas Thrainer | |
2470 | 22b7f6f8 | Thomas Thrainer | return env
|
2471 | 22b7f6f8 | Thomas Thrainer | |
2472 | 22b7f6f8 | Thomas Thrainer | def BuildHooksNodes(self): |
2473 | 22b7f6f8 | Thomas Thrainer | """Build hooks nodes.
|
2474 | 22b7f6f8 | Thomas Thrainer |
|
2475 | 22b7f6f8 | Thomas Thrainer | """
|
2476 | 22b7f6f8 | Thomas Thrainer | nl = [self.cfg.GetMasterNode()] + list(self.instance.all_nodes) |
2477 | 22b7f6f8 | Thomas Thrainer | return (nl, nl)
|
2478 | 22b7f6f8 | Thomas Thrainer | |
2479 | 22b7f6f8 | Thomas Thrainer | def _PrepareNicModification(self, params, private, old_ip, old_net_uuid, |
2480 | 22b7f6f8 | Thomas Thrainer | old_params, cluster, pnode): |
2481 | 22b7f6f8 | Thomas Thrainer | |
2482 | 22b7f6f8 | Thomas Thrainer | update_params_dict = dict([(key, params[key])
|
2483 | 22b7f6f8 | Thomas Thrainer | for key in constants.NICS_PARAMETERS |
2484 | 22b7f6f8 | Thomas Thrainer | if key in params]) |
2485 | 22b7f6f8 | Thomas Thrainer | |
2486 | 22b7f6f8 | Thomas Thrainer | req_link = update_params_dict.get(constants.NIC_LINK, None)
|
2487 | 22b7f6f8 | Thomas Thrainer | req_mode = update_params_dict.get(constants.NIC_MODE, None)
|
2488 | 22b7f6f8 | Thomas Thrainer | |
2489 | 22b7f6f8 | Thomas Thrainer | new_net_uuid = None
|
2490 | 22b7f6f8 | Thomas Thrainer | new_net_uuid_or_name = params.get(constants.INIC_NETWORK, old_net_uuid) |
2491 | 22b7f6f8 | Thomas Thrainer | if new_net_uuid_or_name:
|
2492 | 22b7f6f8 | Thomas Thrainer | new_net_uuid = self.cfg.LookupNetwork(new_net_uuid_or_name)
|
2493 | 22b7f6f8 | Thomas Thrainer | new_net_obj = self.cfg.GetNetwork(new_net_uuid)
|
2494 | 22b7f6f8 | Thomas Thrainer | |
2495 | 22b7f6f8 | Thomas Thrainer | if old_net_uuid:
|
2496 | 22b7f6f8 | Thomas Thrainer | old_net_obj = self.cfg.GetNetwork(old_net_uuid)
|
2497 | 22b7f6f8 | Thomas Thrainer | |
2498 | 22b7f6f8 | Thomas Thrainer | if new_net_uuid:
|
2499 | 22b7f6f8 | Thomas Thrainer | netparams = self.cfg.GetGroupNetParams(new_net_uuid, pnode)
|
2500 | 22b7f6f8 | Thomas Thrainer | if not netparams: |
2501 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("No netparams found for the network" |
2502 | 22b7f6f8 | Thomas Thrainer | " %s, probably not connected" %
|
2503 | 22b7f6f8 | Thomas Thrainer | new_net_obj.name, errors.ECODE_INVAL) |
2504 | 22b7f6f8 | Thomas Thrainer | new_params = dict(netparams)
|
2505 | 22b7f6f8 | Thomas Thrainer | else:
|
2506 | 5eacbcae | Thomas Thrainer | new_params = GetUpdatedParams(old_params, update_params_dict) |
2507 | 22b7f6f8 | Thomas Thrainer | |
2508 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(new_params, constants.NICS_PARAMETER_TYPES) |
2509 | 22b7f6f8 | Thomas Thrainer | |
2510 | 22b7f6f8 | Thomas Thrainer | new_filled_params = cluster.SimpleFillNIC(new_params) |
2511 | 22b7f6f8 | Thomas Thrainer | objects.NIC.CheckParameterSyntax(new_filled_params) |
2512 | 22b7f6f8 | Thomas Thrainer | |
2513 | 22b7f6f8 | Thomas Thrainer | new_mode = new_filled_params[constants.NIC_MODE] |
2514 | 22b7f6f8 | Thomas Thrainer | if new_mode == constants.NIC_MODE_BRIDGED:
|
2515 | 22b7f6f8 | Thomas Thrainer | bridge = new_filled_params[constants.NIC_LINK] |
2516 | 22b7f6f8 | Thomas Thrainer | msg = self.rpc.call_bridges_exist(pnode, [bridge]).fail_msg
|
2517 | 22b7f6f8 | Thomas Thrainer | if msg:
|
2518 | 22b7f6f8 | Thomas Thrainer | msg = "Error checking bridges on node '%s': %s" % (pnode, msg)
|
2519 | 22b7f6f8 | Thomas Thrainer | if self.op.force: |
2520 | 22b7f6f8 | Thomas Thrainer | self.warn.append(msg)
|
2521 | 22b7f6f8 | Thomas Thrainer | else:
|
2522 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError(msg, errors.ECODE_ENVIRON)
|
2523 | 22b7f6f8 | Thomas Thrainer | |
2524 | 22b7f6f8 | Thomas Thrainer | elif new_mode == constants.NIC_MODE_ROUTED:
|
2525 | 22b7f6f8 | Thomas Thrainer | ip = params.get(constants.INIC_IP, old_ip) |
2526 | 22b7f6f8 | Thomas Thrainer | if ip is None: |
2527 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot set the NIC IP address to None" |
2528 | 22b7f6f8 | Thomas Thrainer | " on a routed NIC", errors.ECODE_INVAL)
|
2529 | 22b7f6f8 | Thomas Thrainer | |
2530 | 22b7f6f8 | Thomas Thrainer | elif new_mode == constants.NIC_MODE_OVS:
|
2531 | 22b7f6f8 | Thomas Thrainer | # TODO: check OVS link
|
2532 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("OVS links are currently not checked for correctness") |
2533 | 22b7f6f8 | Thomas Thrainer | |
2534 | 22b7f6f8 | Thomas Thrainer | if constants.INIC_MAC in params: |
2535 | 22b7f6f8 | Thomas Thrainer | mac = params[constants.INIC_MAC] |
2536 | 22b7f6f8 | Thomas Thrainer | if mac is None: |
2537 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Cannot unset the NIC MAC address", |
2538 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2539 | 22b7f6f8 | Thomas Thrainer | elif mac in (constants.VALUE_AUTO, constants.VALUE_GENERATE): |
2540 | 22b7f6f8 | Thomas Thrainer | # otherwise generate the MAC address
|
2541 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_MAC] = \ |
2542 | 22b7f6f8 | Thomas Thrainer | self.cfg.GenerateMAC(new_net_uuid, self.proc.GetECId()) |
2543 | 22b7f6f8 | Thomas Thrainer | else:
|
2544 | 22b7f6f8 | Thomas Thrainer | # or validate/reserve the current one
|
2545 | 22b7f6f8 | Thomas Thrainer | try:
|
2546 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReserveMAC(mac, self.proc.GetECId()) |
2547 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
|
2548 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("MAC address '%s' already in use" |
2549 | 22b7f6f8 | Thomas Thrainer | " in cluster" % mac,
|
2550 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOTUNIQUE) |
2551 | 22b7f6f8 | Thomas Thrainer | elif new_net_uuid != old_net_uuid:
|
2552 | 22b7f6f8 | Thomas Thrainer | |
2553 | 22b7f6f8 | Thomas Thrainer | def get_net_prefix(net_uuid): |
2554 | 22b7f6f8 | Thomas Thrainer | mac_prefix = None
|
2555 | 22b7f6f8 | Thomas Thrainer | if net_uuid:
|
2556 | 22b7f6f8 | Thomas Thrainer | nobj = self.cfg.GetNetwork(net_uuid)
|
2557 | 22b7f6f8 | Thomas Thrainer | mac_prefix = nobj.mac_prefix |
2558 | 22b7f6f8 | Thomas Thrainer | |
2559 | 22b7f6f8 | Thomas Thrainer | return mac_prefix
|
2560 | 22b7f6f8 | Thomas Thrainer | |
2561 | 22b7f6f8 | Thomas Thrainer | new_prefix = get_net_prefix(new_net_uuid) |
2562 | 22b7f6f8 | Thomas Thrainer | old_prefix = get_net_prefix(old_net_uuid) |
2563 | 22b7f6f8 | Thomas Thrainer | if old_prefix != new_prefix:
|
2564 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_MAC] = \ |
2565 | 22b7f6f8 | Thomas Thrainer | self.cfg.GenerateMAC(new_net_uuid, self.proc.GetECId()) |
2566 | 22b7f6f8 | Thomas Thrainer | |
2567 | 22b7f6f8 | Thomas Thrainer | # if there is a change in (ip, network) tuple
|
2568 | 22b7f6f8 | Thomas Thrainer | new_ip = params.get(constants.INIC_IP, old_ip) |
2569 | 22b7f6f8 | Thomas Thrainer | if (new_ip, new_net_uuid) != (old_ip, old_net_uuid):
|
2570 | 22b7f6f8 | Thomas Thrainer | if new_ip:
|
2571 | 22b7f6f8 | Thomas Thrainer | # if IP is pool then require a network and generate one IP
|
2572 | 22b7f6f8 | Thomas Thrainer | if new_ip.lower() == constants.NIC_IP_POOL:
|
2573 | 22b7f6f8 | Thomas Thrainer | if new_net_uuid:
|
2574 | 22b7f6f8 | Thomas Thrainer | try:
|
2575 | 22b7f6f8 | Thomas Thrainer | new_ip = self.cfg.GenerateIp(new_net_uuid, self.proc.GetECId()) |
2576 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
|
2577 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Unable to get a free IP" |
2578 | 22b7f6f8 | Thomas Thrainer | " from the address pool",
|
2579 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
2580 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Chose IP %s from network %s", |
2581 | 22b7f6f8 | Thomas Thrainer | new_ip, |
2582 | 22b7f6f8 | Thomas Thrainer | new_net_obj.name) |
2583 | 22b7f6f8 | Thomas Thrainer | params[constants.INIC_IP] = new_ip |
2584 | 22b7f6f8 | Thomas Thrainer | else:
|
2585 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("ip=pool, but no network found", |
2586 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2587 | 22b7f6f8 | Thomas Thrainer | # Reserve new IP if in the new network if any
|
2588 | 22b7f6f8 | Thomas Thrainer | elif new_net_uuid:
|
2589 | 22b7f6f8 | Thomas Thrainer | try:
|
2590 | e5370111 | Dimitris Aragiorgis | self.cfg.ReserveIp(new_net_uuid, new_ip, self.proc.GetECId(), |
2591 | e5370111 | Dimitris Aragiorgis | check=self.op.conflicts_check)
|
2592 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Reserving IP %s in network %s", |
2593 | 22b7f6f8 | Thomas Thrainer | new_ip, new_net_obj.name) |
2594 | 22b7f6f8 | Thomas Thrainer | except errors.ReservationError:
|
2595 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("IP %s not available in network %s" % |
2596 | 22b7f6f8 | Thomas Thrainer | (new_ip, new_net_obj.name), |
2597 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOTUNIQUE) |
2598 | 22b7f6f8 | Thomas Thrainer | # new network is None so check if new IP is a conflicting IP
|
2599 | 22b7f6f8 | Thomas Thrainer | elif self.op.conflicts_check: |
2600 | 22b7f6f8 | Thomas Thrainer | _CheckForConflictingIp(self, new_ip, pnode)
|
2601 | 22b7f6f8 | Thomas Thrainer | |
2602 | 22b7f6f8 | Thomas Thrainer | # release old IP if old network is not None
|
2603 | 22b7f6f8 | Thomas Thrainer | if old_ip and old_net_uuid: |
2604 | 22b7f6f8 | Thomas Thrainer | try:
|
2605 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReleaseIp(old_net_uuid, old_ip, self.proc.GetECId()) |
2606 | 22b7f6f8 | Thomas Thrainer | except errors.AddressPoolError:
|
2607 | 22b7f6f8 | Thomas Thrainer | logging.warning("Release IP %s not contained in network %s",
|
2608 | 22b7f6f8 | Thomas Thrainer | old_ip, old_net_obj.name) |
2609 | 22b7f6f8 | Thomas Thrainer | |
2610 | 22b7f6f8 | Thomas Thrainer | # there are no changes in (ip, network) tuple and old network is not None
|
2611 | 22b7f6f8 | Thomas Thrainer | elif (old_net_uuid is not None and |
2612 | 22b7f6f8 | Thomas Thrainer | (req_link is not None or req_mode is not None)): |
2613 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Not allowed to change link or mode of" |
2614 | 22b7f6f8 | Thomas Thrainer | " a NIC that is connected to a network",
|
2615 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2616 | 22b7f6f8 | Thomas Thrainer | |
2617 | 22b7f6f8 | Thomas Thrainer | private.params = new_params |
2618 | 22b7f6f8 | Thomas Thrainer | private.filled = new_filled_params |
2619 | 22b7f6f8 | Thomas Thrainer | |
2620 | 22b7f6f8 | Thomas Thrainer | def _PreCheckDiskTemplate(self, pnode_info): |
2621 | 22b7f6f8 | Thomas Thrainer | """CheckPrereq checks related to a new disk template."""
|
2622 | 22b7f6f8 | Thomas Thrainer | # Arguments are passed to avoid configuration lookups
|
2623 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
2624 | 22b7f6f8 | Thomas Thrainer | pnode = instance.primary_node |
2625 | 22b7f6f8 | Thomas Thrainer | cluster = self.cluster
|
2626 | 22b7f6f8 | Thomas Thrainer | if instance.disk_template == self.op.disk_template: |
2627 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance already has disk template %s" % |
2628 | 22b7f6f8 | Thomas Thrainer | instance.disk_template, errors.ECODE_INVAL) |
2629 | 22b7f6f8 | Thomas Thrainer | |
2630 | 22b7f6f8 | Thomas Thrainer | if (instance.disk_template,
|
2631 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template) not in self._DISK_CONVERSIONS: |
2632 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Unsupported disk template conversion from" |
2633 | 22b7f6f8 | Thomas Thrainer | " %s to %s" % (instance.disk_template,
|
2634 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template),
|
2635 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2636 | 5eacbcae | Thomas Thrainer | CheckInstanceState(self, instance, INSTANCE_DOWN,
|
2637 | 5eacbcae | Thomas Thrainer | msg="cannot change disk template")
|
2638 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_INT_MIRROR: |
2639 | 22b7f6f8 | Thomas Thrainer | if self.op.remote_node == pnode: |
2640 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Given new secondary node %s is the same" |
2641 | 22b7f6f8 | Thomas Thrainer | " as the primary node of the instance" %
|
2642 | 22b7f6f8 | Thomas Thrainer | self.op.remote_node, errors.ECODE_STATE)
|
2643 | 5eacbcae | Thomas Thrainer | CheckNodeOnline(self, self.op.remote_node) |
2644 | 5eacbcae | Thomas Thrainer | CheckNodeNotDrained(self, self.op.remote_node) |
2645 | 22b7f6f8 | Thomas Thrainer | # FIXME: here we assume that the old instance type is DT_PLAIN
|
2646 | 22b7f6f8 | Thomas Thrainer | assert instance.disk_template == constants.DT_PLAIN
|
2647 | 22b7f6f8 | Thomas Thrainer | disks = [{constants.IDISK_SIZE: d.size, |
2648 | 22b7f6f8 | Thomas Thrainer | constants.IDISK_VG: d.logical_id[0]}
|
2649 | 22b7f6f8 | Thomas Thrainer | for d in instance.disks] |
2650 | 5eacbcae | Thomas Thrainer | required = ComputeDiskSizePerVG(self.op.disk_template, disks)
|
2651 | 5eacbcae | Thomas Thrainer | CheckNodesFreeDiskPerVG(self, [self.op.remote_node], required) |
2652 | 22b7f6f8 | Thomas Thrainer | |
2653 | 22b7f6f8 | Thomas Thrainer | snode_info = self.cfg.GetNodeInfo(self.op.remote_node) |
2654 | 22b7f6f8 | Thomas Thrainer | snode_group = self.cfg.GetNodeGroup(snode_info.group)
|
2655 | 22b7f6f8 | Thomas Thrainer | ipolicy = ganeti.masterd.instance.CalculateGroupIPolicy(cluster, |
2656 | 22b7f6f8 | Thomas Thrainer | snode_group) |
2657 | 5eacbcae | Thomas Thrainer | CheckTargetNodeIPolicy(self, ipolicy, instance, snode_info, self.cfg, |
2658 | 5eacbcae | Thomas Thrainer | ignore=self.op.ignore_ipolicy)
|
2659 | 22b7f6f8 | Thomas Thrainer | if pnode_info.group != snode_info.group:
|
2660 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("The primary and secondary nodes are in two" |
2661 | 22b7f6f8 | Thomas Thrainer | " different node groups; the disk parameters"
|
2662 | 22b7f6f8 | Thomas Thrainer | " from the first disk's node group will be"
|
2663 | 22b7f6f8 | Thomas Thrainer | " used")
|
2664 | 22b7f6f8 | Thomas Thrainer | |
2665 | 22b7f6f8 | Thomas Thrainer | if not self.op.disk_template in constants.DTS_EXCL_STORAGE: |
2666 | 22b7f6f8 | Thomas Thrainer | # Make sure none of the nodes require exclusive storage
|
2667 | 22b7f6f8 | Thomas Thrainer | nodes = [pnode_info] |
2668 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template in constants.DTS_INT_MIRROR: |
2669 | 22b7f6f8 | Thomas Thrainer | assert snode_info
|
2670 | 22b7f6f8 | Thomas Thrainer | nodes.append(snode_info) |
2671 | 5eacbcae | Thomas Thrainer | has_es = lambda n: IsExclusiveStorageEnabledNode(self.cfg, n) |
2672 | 22b7f6f8 | Thomas Thrainer | if compat.any(map(has_es, nodes)): |
2673 | 22b7f6f8 | Thomas Thrainer | errmsg = ("Cannot convert disk template from %s to %s when exclusive"
|
2674 | 22b7f6f8 | Thomas Thrainer | " storage is enabled" % (instance.disk_template,
|
2675 | 22b7f6f8 | Thomas Thrainer | self.op.disk_template))
|
2676 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError(errmsg, errors.ECODE_STATE)
|
2677 | 22b7f6f8 | Thomas Thrainer | |
2678 | e7a77eb8 | Dimitris Aragiorgis | # too many local variables
|
2679 | e7a77eb8 | Dimitris Aragiorgis | # pylint: disable=R0914
|
2680 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): |
2681 | 22b7f6f8 | Thomas Thrainer | """Check prerequisites.
|
2682 | 22b7f6f8 | Thomas Thrainer |
|
2683 | 22b7f6f8 | Thomas Thrainer | This only checks the instance list against the existing names.
|
2684 | 22b7f6f8 | Thomas Thrainer |
|
2685 | 22b7f6f8 | Thomas Thrainer | """
|
2686 | 22b7f6f8 | Thomas Thrainer | assert self.op.instance_name in self.owned_locks(locking.LEVEL_INSTANCE) |
2687 | 22b7f6f8 | Thomas Thrainer | instance = self.instance = self.cfg.GetInstanceInfo(self.op.instance_name) |
2688 | 22b7f6f8 | Thomas Thrainer | |
2689 | 22b7f6f8 | Thomas Thrainer | cluster = self.cluster = self.cfg.GetClusterInfo() |
2690 | 22b7f6f8 | Thomas Thrainer | assert self.instance is not None, \ |
2691 | 22b7f6f8 | Thomas Thrainer | "Cannot retrieve locked instance %s" % self.op.instance_name |
2692 | 22b7f6f8 | Thomas Thrainer | |
2693 | 22b7f6f8 | Thomas Thrainer | pnode = instance.primary_node |
2694 | 22b7f6f8 | Thomas Thrainer | |
2695 | 22b7f6f8 | Thomas Thrainer | self.warn = []
|
2696 | 22b7f6f8 | Thomas Thrainer | |
2697 | 22b7f6f8 | Thomas Thrainer | if (self.op.pnode is not None and self.op.pnode != pnode and |
2698 | 22b7f6f8 | Thomas Thrainer | not self.op.force): |
2699 | 22b7f6f8 | Thomas Thrainer | # verify that the instance is not up
|
2700 | 22b7f6f8 | Thomas Thrainer | instance_info = self.rpc.call_instance_info(pnode, instance.name,
|
2701 | 22b7f6f8 | Thomas Thrainer | instance.hypervisor) |
2702 | 22b7f6f8 | Thomas Thrainer | if instance_info.fail_msg:
|
2703 | 22b7f6f8 | Thomas Thrainer | self.warn.append("Can't get instance runtime information: %s" % |
2704 | 22b7f6f8 | Thomas Thrainer | instance_info.fail_msg) |
2705 | 22b7f6f8 | Thomas Thrainer | elif instance_info.payload:
|
2706 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance is still running on %s" % pnode, |
2707 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
2708 | 22b7f6f8 | Thomas Thrainer | |
2709 | 22b7f6f8 | Thomas Thrainer | assert pnode in self.owned_locks(locking.LEVEL_NODE) |
2710 | 22b7f6f8 | Thomas Thrainer | nodelist = list(instance.all_nodes)
|
2711 | 22b7f6f8 | Thomas Thrainer | pnode_info = self.cfg.GetNodeInfo(pnode)
|
2712 | 22b7f6f8 | Thomas Thrainer | self.diskparams = self.cfg.GetInstanceDiskParams(instance) |
2713 | 22b7f6f8 | Thomas Thrainer | |
2714 | 22b7f6f8 | Thomas Thrainer | #_CheckInstanceNodeGroups(self.cfg, self.op.instance_name, owned_groups)
|
2715 | 22b7f6f8 | Thomas Thrainer | assert pnode_info.group in self.owned_locks(locking.LEVEL_NODEGROUP) |
2716 | 22b7f6f8 | Thomas Thrainer | group_info = self.cfg.GetNodeGroup(pnode_info.group)
|
2717 | 22b7f6f8 | Thomas Thrainer | |
2718 | 22b7f6f8 | Thomas Thrainer | # dictionary with instance information after the modification
|
2719 | 22b7f6f8 | Thomas Thrainer | ispec = {} |
2720 | 22b7f6f8 | Thomas Thrainer | |
2721 | 22b7f6f8 | Thomas Thrainer | # Check disk modifications. This is done here and not in CheckArguments
|
2722 | 22b7f6f8 | Thomas Thrainer | # (as with NICs), because we need to know the instance's disk template
|
2723 | 22b7f6f8 | Thomas Thrainer | if instance.disk_template == constants.DT_EXT:
|
2724 | 22b7f6f8 | Thomas Thrainer | self._CheckMods("disk", self.op.disks, {}, |
2725 | 22b7f6f8 | Thomas Thrainer | self._VerifyDiskModification)
|
2726 | 22b7f6f8 | Thomas Thrainer | else:
|
2727 | 22b7f6f8 | Thomas Thrainer | self._CheckMods("disk", self.op.disks, constants.IDISK_PARAMS_TYPES, |
2728 | 22b7f6f8 | Thomas Thrainer | self._VerifyDiskModification)
|
2729 | 22b7f6f8 | Thomas Thrainer | |
2730 | 22b7f6f8 | Thomas Thrainer | # Prepare disk/NIC modifications
|
2731 | 5eacbcae | Thomas Thrainer | self.diskmod = _PrepareContainerMods(self.op.disks, None) |
2732 | 5eacbcae | Thomas Thrainer | self.nicmod = _PrepareContainerMods(self.op.nics, _InstNicModPrivate) |
2733 | 22b7f6f8 | Thomas Thrainer | |
2734 | 22b7f6f8 | Thomas Thrainer | # Check the validity of the `provider' parameter
|
2735 | 22b7f6f8 | Thomas Thrainer | if instance.disk_template in constants.DT_EXT: |
2736 | 22b7f6f8 | Thomas Thrainer | for mod in self.diskmod: |
2737 | 22b7f6f8 | Thomas Thrainer | ext_provider = mod[2].get(constants.IDISK_PROVIDER, None) |
2738 | 22b7f6f8 | Thomas Thrainer | if mod[0] == constants.DDM_ADD: |
2739 | 22b7f6f8 | Thomas Thrainer | if ext_provider is None: |
2740 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance template is '%s' and parameter" |
2741 | 22b7f6f8 | Thomas Thrainer | " '%s' missing, during disk add" %
|
2742 | 22b7f6f8 | Thomas Thrainer | (constants.DT_EXT, |
2743 | 22b7f6f8 | Thomas Thrainer | constants.IDISK_PROVIDER), |
2744 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_NOENT) |
2745 | 22b7f6f8 | Thomas Thrainer | elif mod[0] == constants.DDM_MODIFY: |
2746 | 22b7f6f8 | Thomas Thrainer | if ext_provider:
|
2747 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Parameter '%s' is invalid during disk" |
2748 | 22b7f6f8 | Thomas Thrainer | " modification" %
|
2749 | 22b7f6f8 | Thomas Thrainer | constants.IDISK_PROVIDER, |
2750 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2751 | 22b7f6f8 | Thomas Thrainer | else:
|
2752 | 22b7f6f8 | Thomas Thrainer | for mod in self.diskmod: |
2753 | 22b7f6f8 | Thomas Thrainer | ext_provider = mod[2].get(constants.IDISK_PROVIDER, None) |
2754 | 22b7f6f8 | Thomas Thrainer | if ext_provider is not None: |
2755 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Parameter '%s' is only valid for" |
2756 | 22b7f6f8 | Thomas Thrainer | " instances of type '%s'" %
|
2757 | 22b7f6f8 | Thomas Thrainer | (constants.IDISK_PROVIDER, |
2758 | 22b7f6f8 | Thomas Thrainer | constants.DT_EXT), |
2759 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2760 | 22b7f6f8 | Thomas Thrainer | |
2761 | e7a77eb8 | Dimitris Aragiorgis | if self.op.hotplug or self.op.hotplug_if_possible: |
2762 | caf74756 | Dimitris Aragiorgis | result = self.rpc.call_hotplug_supported(self.instance.primary_node, |
2763 | caf74756 | Dimitris Aragiorgis | self.instance)
|
2764 | e7a77eb8 | Dimitris Aragiorgis | if result.fail_msg:
|
2765 | e7a77eb8 | Dimitris Aragiorgis | if self.op.hotplug: |
2766 | e7a77eb8 | Dimitris Aragiorgis | result.Raise("Hotplug is not possible: %s" % result.fail_msg,
|
2767 | e7a77eb8 | Dimitris Aragiorgis | prereq=True)
|
2768 | e7a77eb8 | Dimitris Aragiorgis | else:
|
2769 | e7a77eb8 | Dimitris Aragiorgis | self.LogWarning(result.fail_msg)
|
2770 | e7a77eb8 | Dimitris Aragiorgis | self.op.hotplug = False |
2771 | e7a77eb8 | Dimitris Aragiorgis | self.LogInfo("Modification will take place without hotplugging.") |
2772 | e7a77eb8 | Dimitris Aragiorgis | else:
|
2773 | e7a77eb8 | Dimitris Aragiorgis | self.op.hotplug = True |
2774 | caf74756 | Dimitris Aragiorgis | |
2775 | 22b7f6f8 | Thomas Thrainer | # OS change
|
2776 | 22b7f6f8 | Thomas Thrainer | if self.op.os_name and not self.op.force: |
2777 | 5eacbcae | Thomas Thrainer | CheckNodeHasOS(self, instance.primary_node, self.op.os_name, |
2778 | 5eacbcae | Thomas Thrainer | self.op.force_variant)
|
2779 | 22b7f6f8 | Thomas Thrainer | instance_os = self.op.os_name
|
2780 | 22b7f6f8 | Thomas Thrainer | else:
|
2781 | 22b7f6f8 | Thomas Thrainer | instance_os = instance.os |
2782 | 22b7f6f8 | Thomas Thrainer | |
2783 | 22b7f6f8 | Thomas Thrainer | assert not (self.op.disk_template and self.op.disks), \ |
2784 | 22b7f6f8 | Thomas Thrainer | "Can't modify disk template and apply disk changes at the same time"
|
2785 | 22b7f6f8 | Thomas Thrainer | |
2786 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template: |
2787 | 22b7f6f8 | Thomas Thrainer | self._PreCheckDiskTemplate(pnode_info)
|
2788 | 22b7f6f8 | Thomas Thrainer | |
2789 | 22b7f6f8 | Thomas Thrainer | # hvparams processing
|
2790 | 22b7f6f8 | Thomas Thrainer | if self.op.hvparams: |
2791 | 22b7f6f8 | Thomas Thrainer | hv_type = instance.hypervisor |
2792 | 5eacbcae | Thomas Thrainer | i_hvdict = GetUpdatedParams(instance.hvparams, self.op.hvparams)
|
2793 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(i_hvdict, constants.HVS_PARAMETER_TYPES) |
2794 | 22b7f6f8 | Thomas Thrainer | hv_new = cluster.SimpleFillHV(hv_type, instance.os, i_hvdict) |
2795 | 22b7f6f8 | Thomas Thrainer | |
2796 | 22b7f6f8 | Thomas Thrainer | # local check
|
2797 | 22b7f6f8 | Thomas Thrainer | hypervisor.GetHypervisorClass(hv_type).CheckParameterSyntax(hv_new) |
2798 | 5eacbcae | Thomas Thrainer | CheckHVParams(self, nodelist, instance.hypervisor, hv_new)
|
2799 | 22b7f6f8 | Thomas Thrainer | self.hv_proposed = self.hv_new = hv_new # the new actual values |
2800 | 22b7f6f8 | Thomas Thrainer | self.hv_inst = i_hvdict # the new dict (without defaults) |
2801 | 22b7f6f8 | Thomas Thrainer | else:
|
2802 | 22b7f6f8 | Thomas Thrainer | self.hv_proposed = cluster.SimpleFillHV(instance.hypervisor, instance.os,
|
2803 | 22b7f6f8 | Thomas Thrainer | instance.hvparams) |
2804 | 22b7f6f8 | Thomas Thrainer | self.hv_new = self.hv_inst = {} |
2805 | 22b7f6f8 | Thomas Thrainer | |
2806 | 22b7f6f8 | Thomas Thrainer | # beparams processing
|
2807 | 22b7f6f8 | Thomas Thrainer | if self.op.beparams: |
2808 | 5eacbcae | Thomas Thrainer | i_bedict = GetUpdatedParams(instance.beparams, self.op.beparams,
|
2809 | 5eacbcae | Thomas Thrainer | use_none=True)
|
2810 | 22b7f6f8 | Thomas Thrainer | objects.UpgradeBeParams(i_bedict) |
2811 | 22b7f6f8 | Thomas Thrainer | utils.ForceDictType(i_bedict, constants.BES_PARAMETER_TYPES) |
2812 | 22b7f6f8 | Thomas Thrainer | be_new = cluster.SimpleFillBE(i_bedict) |
2813 | 22b7f6f8 | Thomas Thrainer | self.be_proposed = self.be_new = be_new # the new actual values |
2814 | 22b7f6f8 | Thomas Thrainer | self.be_inst = i_bedict # the new dict (without defaults) |
2815 | 22b7f6f8 | Thomas Thrainer | else:
|
2816 | 22b7f6f8 | Thomas Thrainer | self.be_new = self.be_inst = {} |
2817 | 22b7f6f8 | Thomas Thrainer | self.be_proposed = cluster.SimpleFillBE(instance.beparams)
|
2818 | 22b7f6f8 | Thomas Thrainer | be_old = cluster.FillBE(instance) |
2819 | 22b7f6f8 | Thomas Thrainer | |
2820 | 22b7f6f8 | Thomas Thrainer | # CPU param validation -- checking every time a parameter is
|
2821 | 22b7f6f8 | Thomas Thrainer | # changed to cover all cases where either CPU mask or vcpus have
|
2822 | 22b7f6f8 | Thomas Thrainer | # changed
|
2823 | 22b7f6f8 | Thomas Thrainer | if (constants.BE_VCPUS in self.be_proposed and |
2824 | 22b7f6f8 | Thomas Thrainer | constants.HV_CPU_MASK in self.hv_proposed): |
2825 | 22b7f6f8 | Thomas Thrainer | cpu_list = \ |
2826 | 22b7f6f8 | Thomas Thrainer | utils.ParseMultiCpuMask(self.hv_proposed[constants.HV_CPU_MASK])
|
2827 | 22b7f6f8 | Thomas Thrainer | # Verify mask is consistent with number of vCPUs. Can skip this
|
2828 | 22b7f6f8 | Thomas Thrainer | # test if only 1 entry in the CPU mask, which means same mask
|
2829 | 22b7f6f8 | Thomas Thrainer | # is applied to all vCPUs.
|
2830 | 22b7f6f8 | Thomas Thrainer | if (len(cpu_list) > 1 and |
2831 | 22b7f6f8 | Thomas Thrainer | len(cpu_list) != self.be_proposed[constants.BE_VCPUS]): |
2832 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Number of vCPUs [%d] does not match the" |
2833 | 22b7f6f8 | Thomas Thrainer | " CPU mask [%s]" %
|
2834 | 22b7f6f8 | Thomas Thrainer | (self.be_proposed[constants.BE_VCPUS],
|
2835 | 22b7f6f8 | Thomas Thrainer | self.hv_proposed[constants.HV_CPU_MASK]),
|
2836 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2837 | 22b7f6f8 | Thomas Thrainer | |
2838 | 22b7f6f8 | Thomas Thrainer | # Only perform this test if a new CPU mask is given
|
2839 | 22b7f6f8 | Thomas Thrainer | if constants.HV_CPU_MASK in self.hv_new: |
2840 | 22b7f6f8 | Thomas Thrainer | # Calculate the largest CPU number requested
|
2841 | 22b7f6f8 | Thomas Thrainer | max_requested_cpu = max(map(max, cpu_list)) |
2842 | 22b7f6f8 | Thomas Thrainer | # Check that all of the instance's nodes have enough physical CPUs to
|
2843 | 22b7f6f8 | Thomas Thrainer | # satisfy the requested CPU mask
|
2844 | 22b7f6f8 | Thomas Thrainer | _CheckNodesPhysicalCPUs(self, instance.all_nodes,
|
2845 | 22b7f6f8 | Thomas Thrainer | max_requested_cpu + 1, instance.hypervisor)
|
2846 | 22b7f6f8 | Thomas Thrainer | |
2847 | 22b7f6f8 | Thomas Thrainer | # osparams processing
|
2848 | 22b7f6f8 | Thomas Thrainer | if self.op.osparams: |
2849 | 5eacbcae | Thomas Thrainer | i_osdict = GetUpdatedParams(instance.osparams, self.op.osparams)
|
2850 | 5eacbcae | Thomas Thrainer | CheckOSParams(self, True, nodelist, instance_os, i_osdict) |
2851 | 22b7f6f8 | Thomas Thrainer | self.os_inst = i_osdict # the new dict (without defaults) |
2852 | 22b7f6f8 | Thomas Thrainer | else:
|
2853 | 22b7f6f8 | Thomas Thrainer | self.os_inst = {}
|
2854 | 22b7f6f8 | Thomas Thrainer | |
2855 | 22b7f6f8 | Thomas Thrainer | #TODO(dynmem): do the appropriate check involving MINMEM
|
2856 | 22b7f6f8 | Thomas Thrainer | if (constants.BE_MAXMEM in self.op.beparams and not self.op.force and |
2857 | 22b7f6f8 | Thomas Thrainer | be_new[constants.BE_MAXMEM] > be_old[constants.BE_MAXMEM]): |
2858 | 22b7f6f8 | Thomas Thrainer | mem_check_list = [pnode] |
2859 | 22b7f6f8 | Thomas Thrainer | if be_new[constants.BE_AUTO_BALANCE]:
|
2860 | 22b7f6f8 | Thomas Thrainer | # either we changed auto_balance to yes or it was from before
|
2861 | 22b7f6f8 | Thomas Thrainer | mem_check_list.extend(instance.secondary_nodes) |
2862 | 22b7f6f8 | Thomas Thrainer | instance_info = self.rpc.call_instance_info(pnode, instance.name,
|
2863 | 22b7f6f8 | Thomas Thrainer | instance.hypervisor) |
2864 | 22b7f6f8 | Thomas Thrainer | nodeinfo = self.rpc.call_node_info(mem_check_list, None, |
2865 | 22b7f6f8 | Thomas Thrainer | [instance.hypervisor], False)
|
2866 | 22b7f6f8 | Thomas Thrainer | pninfo = nodeinfo[pnode] |
2867 | 22b7f6f8 | Thomas Thrainer | msg = pninfo.fail_msg |
2868 | 22b7f6f8 | Thomas Thrainer | if msg:
|
2869 | 22b7f6f8 | Thomas Thrainer | # Assume the primary node is unreachable and go ahead
|
2870 | 22b7f6f8 | Thomas Thrainer | self.warn.append("Can't get info from primary node %s: %s" % |
2871 | 22b7f6f8 | Thomas Thrainer | (pnode, msg)) |
2872 | 22b7f6f8 | Thomas Thrainer | else:
|
2873 | 22b7f6f8 | Thomas Thrainer | (_, _, (pnhvinfo, )) = pninfo.payload |
2874 | 22b7f6f8 | Thomas Thrainer | if not isinstance(pnhvinfo.get("memory_free", None), int): |
2875 | 22b7f6f8 | Thomas Thrainer | self.warn.append("Node data from primary node %s doesn't contain" |
2876 | 22b7f6f8 | Thomas Thrainer | " free memory information" % pnode)
|
2877 | 22b7f6f8 | Thomas Thrainer | elif instance_info.fail_msg:
|
2878 | 22b7f6f8 | Thomas Thrainer | self.warn.append("Can't get instance runtime information: %s" % |
2879 | 22b7f6f8 | Thomas Thrainer | instance_info.fail_msg) |
2880 | 22b7f6f8 | Thomas Thrainer | else:
|
2881 | 22b7f6f8 | Thomas Thrainer | if instance_info.payload:
|
2882 | 22b7f6f8 | Thomas Thrainer | current_mem = int(instance_info.payload["memory"]) |
2883 | 22b7f6f8 | Thomas Thrainer | else:
|
2884 | 22b7f6f8 | Thomas Thrainer | # Assume instance not running
|
2885 | 22b7f6f8 | Thomas Thrainer | # (there is a slight race condition here, but it's not very
|
2886 | 22b7f6f8 | Thomas Thrainer | # probable, and we have no other way to check)
|
2887 | 22b7f6f8 | Thomas Thrainer | # TODO: Describe race condition
|
2888 | 22b7f6f8 | Thomas Thrainer | current_mem = 0
|
2889 | 22b7f6f8 | Thomas Thrainer | #TODO(dynmem): do the appropriate check involving MINMEM
|
2890 | 22b7f6f8 | Thomas Thrainer | miss_mem = (be_new[constants.BE_MAXMEM] - current_mem - |
2891 | 22b7f6f8 | Thomas Thrainer | pnhvinfo["memory_free"])
|
2892 | 22b7f6f8 | Thomas Thrainer | if miss_mem > 0: |
2893 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("This change will prevent the instance" |
2894 | 22b7f6f8 | Thomas Thrainer | " from starting, due to %d MB of memory"
|
2895 | 22b7f6f8 | Thomas Thrainer | " missing on its primary node" %
|
2896 | 22b7f6f8 | Thomas Thrainer | miss_mem, errors.ECODE_NORES) |
2897 | 22b7f6f8 | Thomas Thrainer | |
2898 | 22b7f6f8 | Thomas Thrainer | if be_new[constants.BE_AUTO_BALANCE]:
|
2899 | 22b7f6f8 | Thomas Thrainer | for node, nres in nodeinfo.items(): |
2900 | 22b7f6f8 | Thomas Thrainer | if node not in instance.secondary_nodes: |
2901 | 22b7f6f8 | Thomas Thrainer | continue
|
2902 | 22b7f6f8 | Thomas Thrainer | nres.Raise("Can't get info from secondary node %s" % node,
|
2903 | 22b7f6f8 | Thomas Thrainer | prereq=True, ecode=errors.ECODE_STATE)
|
2904 | 22b7f6f8 | Thomas Thrainer | (_, _, (nhvinfo, )) = nres.payload |
2905 | 22b7f6f8 | Thomas Thrainer | if not isinstance(nhvinfo.get("memory_free", None), int): |
2906 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Secondary node %s didn't return free" |
2907 | 22b7f6f8 | Thomas Thrainer | " memory information" % node,
|
2908 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
2909 | 22b7f6f8 | Thomas Thrainer | #TODO(dynmem): do the appropriate check involving MINMEM
|
2910 | 22b7f6f8 | Thomas Thrainer | elif be_new[constants.BE_MAXMEM] > nhvinfo["memory_free"]: |
2911 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("This change will prevent the instance" |
2912 | 22b7f6f8 | Thomas Thrainer | " from failover to its secondary node"
|
2913 | 22b7f6f8 | Thomas Thrainer | " %s, due to not enough memory" % node,
|
2914 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
2915 | 22b7f6f8 | Thomas Thrainer | |
2916 | 22b7f6f8 | Thomas Thrainer | if self.op.runtime_mem: |
2917 | 22b7f6f8 | Thomas Thrainer | remote_info = self.rpc.call_instance_info(instance.primary_node,
|
2918 | 22b7f6f8 | Thomas Thrainer | instance.name, |
2919 | 22b7f6f8 | Thomas Thrainer | instance.hypervisor) |
2920 | 22b7f6f8 | Thomas Thrainer | remote_info.Raise("Error checking node %s" % instance.primary_node)
|
2921 | 22b7f6f8 | Thomas Thrainer | if not remote_info.payload: # not running already |
2922 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance %s is not running" % |
2923 | 22b7f6f8 | Thomas Thrainer | instance.name, errors.ECODE_STATE) |
2924 | 22b7f6f8 | Thomas Thrainer | |
2925 | 22b7f6f8 | Thomas Thrainer | current_memory = remote_info.payload["memory"]
|
2926 | 22b7f6f8 | Thomas Thrainer | if (not self.op.force and |
2927 | 22b7f6f8 | Thomas Thrainer | (self.op.runtime_mem > self.be_proposed[constants.BE_MAXMEM] or |
2928 | 22b7f6f8 | Thomas Thrainer | self.op.runtime_mem < self.be_proposed[constants.BE_MINMEM])): |
2929 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance %s must have memory between %d" |
2930 | 22b7f6f8 | Thomas Thrainer | " and %d MB of memory unless --force is"
|
2931 | 22b7f6f8 | Thomas Thrainer | " given" %
|
2932 | 22b7f6f8 | Thomas Thrainer | (instance.name, |
2933 | 22b7f6f8 | Thomas Thrainer | self.be_proposed[constants.BE_MINMEM],
|
2934 | 22b7f6f8 | Thomas Thrainer | self.be_proposed[constants.BE_MAXMEM]),
|
2935 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
2936 | 22b7f6f8 | Thomas Thrainer | |
2937 | 22b7f6f8 | Thomas Thrainer | delta = self.op.runtime_mem - current_memory
|
2938 | 22b7f6f8 | Thomas Thrainer | if delta > 0: |
2939 | 5eacbcae | Thomas Thrainer | CheckNodeFreeMemory(self, instance.primary_node,
|
2940 | 5eacbcae | Thomas Thrainer | "ballooning memory for instance %s" %
|
2941 | 5eacbcae | Thomas Thrainer | instance.name, delta, instance.hypervisor) |
2942 | 22b7f6f8 | Thomas Thrainer | |
2943 | 22b7f6f8 | Thomas Thrainer | if self.op.disks and instance.disk_template == constants.DT_DISKLESS: |
2944 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Disk operations not supported for" |
2945 | 22b7f6f8 | Thomas Thrainer | " diskless instances", errors.ECODE_INVAL)
|
2946 | 22b7f6f8 | Thomas Thrainer | |
2947 | 22b7f6f8 | Thomas Thrainer | def _PrepareNicCreate(_, params, private): |
2948 | 22b7f6f8 | Thomas Thrainer | self._PrepareNicModification(params, private, None, None, |
2949 | 22b7f6f8 | Thomas Thrainer | {}, cluster, pnode) |
2950 | 22b7f6f8 | Thomas Thrainer | return (None, None) |
2951 | 22b7f6f8 | Thomas Thrainer | |
2952 | 22b7f6f8 | Thomas Thrainer | def _PrepareNicMod(_, nic, params, private): |
2953 | 22b7f6f8 | Thomas Thrainer | self._PrepareNicModification(params, private, nic.ip, nic.network,
|
2954 | 22b7f6f8 | Thomas Thrainer | nic.nicparams, cluster, pnode) |
2955 | 22b7f6f8 | Thomas Thrainer | return None |
2956 | 22b7f6f8 | Thomas Thrainer | |
2957 | 22b7f6f8 | Thomas Thrainer | def _PrepareNicRemove(_, params, __): |
2958 | 22b7f6f8 | Thomas Thrainer | ip = params.ip |
2959 | 22b7f6f8 | Thomas Thrainer | net = params.network |
2960 | 22b7f6f8 | Thomas Thrainer | if net is not None and ip is not None: |
2961 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReleaseIp(net, ip, self.proc.GetECId()) |
2962 | 22b7f6f8 | Thomas Thrainer | |
2963 | 22b7f6f8 | Thomas Thrainer | # Verify NIC changes (operating on copy)
|
2964 | 22b7f6f8 | Thomas Thrainer | nics = instance.nics[:] |
2965 | 5eacbcae | Thomas Thrainer | _ApplyContainerMods("NIC", nics, None, self.nicmod, |
2966 | 5eacbcae | Thomas Thrainer | _PrepareNicCreate, _PrepareNicMod, _PrepareNicRemove) |
2967 | 22b7f6f8 | Thomas Thrainer | if len(nics) > constants.MAX_NICS: |
2968 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance has too many network interfaces" |
2969 | 22b7f6f8 | Thomas Thrainer | " (%d), cannot add more" % constants.MAX_NICS,
|
2970 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
2971 | 22b7f6f8 | Thomas Thrainer | |
2972 | 22b7f6f8 | Thomas Thrainer | def _PrepareDiskMod(_, disk, params, __): |
2973 | 22b7f6f8 | Thomas Thrainer | disk.name = params.get(constants.IDISK_NAME, None)
|
2974 | 22b7f6f8 | Thomas Thrainer | |
2975 | 22b7f6f8 | Thomas Thrainer | # Verify disk changes (operating on a copy)
|
2976 | 22b7f6f8 | Thomas Thrainer | disks = copy.deepcopy(instance.disks) |
2977 | 5eacbcae | Thomas Thrainer | _ApplyContainerMods("disk", disks, None, self.diskmod, None, |
2978 | 5eacbcae | Thomas Thrainer | _PrepareDiskMod, None)
|
2979 | 22b7f6f8 | Thomas Thrainer | utils.ValidateDeviceNames("disk", disks)
|
2980 | 22b7f6f8 | Thomas Thrainer | if len(disks) > constants.MAX_DISKS: |
2981 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Instance has too many disks (%d), cannot add" |
2982 | 22b7f6f8 | Thomas Thrainer | " more" % constants.MAX_DISKS,
|
2983 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_STATE) |
2984 | 22b7f6f8 | Thomas Thrainer | disk_sizes = [disk.size for disk in instance.disks] |
2985 | 22b7f6f8 | Thomas Thrainer | disk_sizes.extend(params["size"] for (op, idx, params, private) in |
2986 | 22b7f6f8 | Thomas Thrainer | self.diskmod if op == constants.DDM_ADD) |
2987 | 22b7f6f8 | Thomas Thrainer | ispec[constants.ISPEC_DISK_COUNT] = len(disk_sizes)
|
2988 | 22b7f6f8 | Thomas Thrainer | ispec[constants.ISPEC_DISK_SIZE] = disk_sizes |
2989 | 22b7f6f8 | Thomas Thrainer | |
2990 | 22b7f6f8 | Thomas Thrainer | if self.op.offline is not None and self.op.offline: |
2991 | 5eacbcae | Thomas Thrainer | CheckInstanceState(self, instance, CAN_CHANGE_INSTANCE_OFFLINE,
|
2992 | 5eacbcae | Thomas Thrainer | msg="can't change to offline")
|
2993 | 22b7f6f8 | Thomas Thrainer | |
2994 | 22b7f6f8 | Thomas Thrainer | # Pre-compute NIC changes (necessary to use result in hooks)
|
2995 | 22b7f6f8 | Thomas Thrainer | self._nic_chgdesc = []
|
2996 | 22b7f6f8 | Thomas Thrainer | if self.nicmod: |
2997 | 22b7f6f8 | Thomas Thrainer | # Operate on copies as this is still in prereq
|
2998 | 22b7f6f8 | Thomas Thrainer | nics = [nic.Copy() for nic in instance.nics] |
2999 | 5eacbcae | Thomas Thrainer | _ApplyContainerMods("NIC", nics, self._nic_chgdesc, self.nicmod, |
3000 | e8e50805 | Dimitris Aragiorgis | self._CreateNewNic, self._ApplyNicMods, |
3001 | e8e50805 | Dimitris Aragiorgis | self._RemoveNic)
|
3002 | 22b7f6f8 | Thomas Thrainer | # Verify that NIC names are unique and valid
|
3003 | 22b7f6f8 | Thomas Thrainer | utils.ValidateDeviceNames("NIC", nics)
|
3004 | 22b7f6f8 | Thomas Thrainer | self._new_nics = nics
|
3005 | 22b7f6f8 | Thomas Thrainer | ispec[constants.ISPEC_NIC_COUNT] = len(self._new_nics) |
3006 | 22b7f6f8 | Thomas Thrainer | else:
|
3007 | 22b7f6f8 | Thomas Thrainer | self._new_nics = None |
3008 | 22b7f6f8 | Thomas Thrainer | ispec[constants.ISPEC_NIC_COUNT] = len(instance.nics)
|
3009 | 22b7f6f8 | Thomas Thrainer | |
3010 | 22b7f6f8 | Thomas Thrainer | if not self.op.ignore_ipolicy: |
3011 | 22b7f6f8 | Thomas Thrainer | ipolicy = ganeti.masterd.instance.CalculateGroupIPolicy(cluster, |
3012 | 22b7f6f8 | Thomas Thrainer | group_info) |
3013 | 22b7f6f8 | Thomas Thrainer | |
3014 | 22b7f6f8 | Thomas Thrainer | # Fill ispec with backend parameters
|
3015 | 22b7f6f8 | Thomas Thrainer | ispec[constants.ISPEC_SPINDLE_USE] = \ |
3016 | 22b7f6f8 | Thomas Thrainer | self.be_new.get(constants.BE_SPINDLE_USE, None) |
3017 | 22b7f6f8 | Thomas Thrainer | ispec[constants.ISPEC_CPU_COUNT] = self.be_new.get(constants.BE_VCPUS,
|
3018 | 22b7f6f8 | Thomas Thrainer | None)
|
3019 | 22b7f6f8 | Thomas Thrainer | |
3020 | 22b7f6f8 | Thomas Thrainer | # Copy ispec to verify parameters with min/max values separately
|
3021 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template: |
3022 | 22b7f6f8 | Thomas Thrainer | new_disk_template = self.op.disk_template
|
3023 | 22b7f6f8 | Thomas Thrainer | else:
|
3024 | 22b7f6f8 | Thomas Thrainer | new_disk_template = instance.disk_template |
3025 | 22b7f6f8 | Thomas Thrainer | ispec_max = ispec.copy() |
3026 | 22b7f6f8 | Thomas Thrainer | ispec_max[constants.ISPEC_MEM_SIZE] = \ |
3027 | 22b7f6f8 | Thomas Thrainer | self.be_new.get(constants.BE_MAXMEM, None) |
3028 | 22b7f6f8 | Thomas Thrainer | res_max = _ComputeIPolicyInstanceSpecViolation(ipolicy, ispec_max, |
3029 | 22b7f6f8 | Thomas Thrainer | new_disk_template) |
3030 | 22b7f6f8 | Thomas Thrainer | ispec_min = ispec.copy() |
3031 | 22b7f6f8 | Thomas Thrainer | ispec_min[constants.ISPEC_MEM_SIZE] = \ |
3032 | 22b7f6f8 | Thomas Thrainer | self.be_new.get(constants.BE_MINMEM, None) |
3033 | 22b7f6f8 | Thomas Thrainer | res_min = _ComputeIPolicyInstanceSpecViolation(ipolicy, ispec_min, |
3034 | 22b7f6f8 | Thomas Thrainer | new_disk_template) |
3035 | 22b7f6f8 | Thomas Thrainer | |
3036 | 22b7f6f8 | Thomas Thrainer | if (res_max or res_min): |
3037 | 22b7f6f8 | Thomas Thrainer | # FIXME: Improve error message by including information about whether
|
3038 | 22b7f6f8 | Thomas Thrainer | # the upper or lower limit of the parameter fails the ipolicy.
|
3039 | 22b7f6f8 | Thomas Thrainer | msg = ("Instance allocation to group %s (%s) violates policy: %s" %
|
3040 | 22b7f6f8 | Thomas Thrainer | (group_info, group_info.name, |
3041 | 22b7f6f8 | Thomas Thrainer | utils.CommaJoin(set(res_max + res_min))))
|
3042 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError(msg, errors.ECODE_INVAL)
|
3043 | 22b7f6f8 | Thomas Thrainer | |
3044 | 22b7f6f8 | Thomas Thrainer | def _ConvertPlainToDrbd(self, feedback_fn): |
3045 | 22b7f6f8 | Thomas Thrainer | """Converts an instance from plain to drbd.
|
3046 | 22b7f6f8 | Thomas Thrainer |
|
3047 | 22b7f6f8 | Thomas Thrainer | """
|
3048 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Converting template to drbd")
|
3049 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
3050 | 22b7f6f8 | Thomas Thrainer | pnode = instance.primary_node |
3051 | 22b7f6f8 | Thomas Thrainer | snode = self.op.remote_node
|
3052 | 22b7f6f8 | Thomas Thrainer | |
3053 | 22b7f6f8 | Thomas Thrainer | assert instance.disk_template == constants.DT_PLAIN
|
3054 | 22b7f6f8 | Thomas Thrainer | |
3055 | 22b7f6f8 | Thomas Thrainer | # create a fake disk info for _GenerateDiskTemplate
|
3056 | 22b7f6f8 | Thomas Thrainer | disk_info = [{constants.IDISK_SIZE: d.size, constants.IDISK_MODE: d.mode, |
3057 | 22b7f6f8 | Thomas Thrainer | constants.IDISK_VG: d.logical_id[0],
|
3058 | 22b7f6f8 | Thomas Thrainer | constants.IDISK_NAME: d.name} |
3059 | 22b7f6f8 | Thomas Thrainer | for d in instance.disks] |
3060 | 5eacbcae | Thomas Thrainer | new_disks = GenerateDiskTemplate(self, self.op.disk_template, |
3061 | 5eacbcae | Thomas Thrainer | instance.name, pnode, [snode], |
3062 | 5eacbcae | Thomas Thrainer | disk_info, None, None, 0, feedback_fn, |
3063 | 5eacbcae | Thomas Thrainer | self.diskparams)
|
3064 | 22b7f6f8 | Thomas Thrainer | anno_disks = rpc.AnnotateDiskParams(constants.DT_DRBD8, new_disks, |
3065 | 22b7f6f8 | Thomas Thrainer | self.diskparams)
|
3066 | 5eacbcae | Thomas Thrainer | p_excl_stor = IsExclusiveStorageEnabledNodeName(self.cfg, pnode)
|
3067 | 5eacbcae | Thomas Thrainer | s_excl_stor = IsExclusiveStorageEnabledNodeName(self.cfg, snode)
|
3068 | 5eacbcae | Thomas Thrainer | info = GetInstanceInfoText(instance) |
3069 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Creating additional volumes...")
|
3070 | 22b7f6f8 | Thomas Thrainer | # first, create the missing data and meta devices
|
3071 | 22b7f6f8 | Thomas Thrainer | for disk in anno_disks: |
3072 | 22b7f6f8 | Thomas Thrainer | # unfortunately this is... not too nice
|
3073 | 5eacbcae | Thomas Thrainer | CreateSingleBlockDev(self, pnode, instance, disk.children[1], |
3074 | 5eacbcae | Thomas Thrainer | info, True, p_excl_stor)
|
3075 | 22b7f6f8 | Thomas Thrainer | for child in disk.children: |
3076 | 5eacbcae | Thomas Thrainer | CreateSingleBlockDev(self, snode, instance, child, info, True, |
3077 | 5eacbcae | Thomas Thrainer | s_excl_stor) |
3078 | 22b7f6f8 | Thomas Thrainer | # at this stage, all new LVs have been created, we can rename the
|
3079 | 22b7f6f8 | Thomas Thrainer | # old ones
|
3080 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Renaming original volumes...")
|
3081 | 22b7f6f8 | Thomas Thrainer | rename_list = [(o, n.children[0].logical_id)
|
3082 | 22b7f6f8 | Thomas Thrainer | for (o, n) in zip(instance.disks, new_disks)] |
3083 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_rename(pnode, rename_list)
|
3084 | 22b7f6f8 | Thomas Thrainer | result.Raise("Failed to rename original LVs")
|
3085 | 22b7f6f8 | Thomas Thrainer | |
3086 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Initializing DRBD devices...")
|
3087 | 22b7f6f8 | Thomas Thrainer | # all child devices are in place, we can now create the DRBD devices
|
3088 | 22b7f6f8 | Thomas Thrainer | try:
|
3089 | 22b7f6f8 | Thomas Thrainer | for disk in anno_disks: |
3090 | 22b7f6f8 | Thomas Thrainer | for (node, excl_stor) in [(pnode, p_excl_stor), (snode, s_excl_stor)]: |
3091 | 22b7f6f8 | Thomas Thrainer | f_create = node == pnode |
3092 | 5eacbcae | Thomas Thrainer | CreateSingleBlockDev(self, node, instance, disk, info, f_create,
|
3093 | 5eacbcae | Thomas Thrainer | excl_stor) |
3094 | 22b7f6f8 | Thomas Thrainer | except errors.GenericError, e:
|
3095 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Initializing of DRBD devices failed;"
|
3096 | 22b7f6f8 | Thomas Thrainer | " renaming back original volumes...")
|
3097 | 22b7f6f8 | Thomas Thrainer | for disk in new_disks: |
3098 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(disk, pnode)
|
3099 | 22b7f6f8 | Thomas Thrainer | rename_back_list = [(n.children[0], o.logical_id)
|
3100 | 22b7f6f8 | Thomas Thrainer | for (n, o) in zip(new_disks, instance.disks)] |
3101 | 22b7f6f8 | Thomas Thrainer | result = self.rpc.call_blockdev_rename(pnode, rename_back_list)
|
3102 | 22b7f6f8 | Thomas Thrainer | result.Raise("Failed to rename LVs back after error %s" % str(e)) |
3103 | 22b7f6f8 | Thomas Thrainer | raise
|
3104 | 22b7f6f8 | Thomas Thrainer | |
3105 | 22b7f6f8 | Thomas Thrainer | # at this point, the instance has been modified
|
3106 | 22b7f6f8 | Thomas Thrainer | instance.disk_template = constants.DT_DRBD8 |
3107 | 22b7f6f8 | Thomas Thrainer | instance.disks = new_disks |
3108 | 22b7f6f8 | Thomas Thrainer | self.cfg.Update(instance, feedback_fn)
|
3109 | 22b7f6f8 | Thomas Thrainer | |
3110 | 22b7f6f8 | Thomas Thrainer | # Release node locks while waiting for sync
|
3111 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE)
|
3112 | 22b7f6f8 | Thomas Thrainer | |
3113 | 22b7f6f8 | Thomas Thrainer | # disks are created, waiting for sync
|
3114 | 5eacbcae | Thomas Thrainer | disk_abort = not WaitForSync(self, instance, |
3115 | 5eacbcae | Thomas Thrainer | oneshot=not self.op.wait_for_sync) |
3116 | 22b7f6f8 | Thomas Thrainer | if disk_abort:
|
3117 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("There are some degraded disks for" |
3118 | 22b7f6f8 | Thomas Thrainer | " this instance, please cleanup manually")
|
3119 | 22b7f6f8 | Thomas Thrainer | |
3120 | 22b7f6f8 | Thomas Thrainer | # Node resource locks will be released by caller
|
3121 | 22b7f6f8 | Thomas Thrainer | |
3122 | 22b7f6f8 | Thomas Thrainer | def _ConvertDrbdToPlain(self, feedback_fn): |
3123 | 22b7f6f8 | Thomas Thrainer | """Converts an instance from drbd to plain.
|
3124 | 22b7f6f8 | Thomas Thrainer |
|
3125 | 22b7f6f8 | Thomas Thrainer | """
|
3126 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
3127 | 22b7f6f8 | Thomas Thrainer | |
3128 | 22b7f6f8 | Thomas Thrainer | assert len(instance.secondary_nodes) == 1 |
3129 | 22b7f6f8 | Thomas Thrainer | assert instance.disk_template == constants.DT_DRBD8
|
3130 | 22b7f6f8 | Thomas Thrainer | |
3131 | 22b7f6f8 | Thomas Thrainer | pnode = instance.primary_node |
3132 | 22b7f6f8 | Thomas Thrainer | snode = instance.secondary_nodes[0]
|
3133 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Converting template to plain")
|
3134 | 22b7f6f8 | Thomas Thrainer | |
3135 | 5eacbcae | Thomas Thrainer | old_disks = AnnotateDiskParams(instance, instance.disks, self.cfg)
|
3136 | 22b7f6f8 | Thomas Thrainer | new_disks = [d.children[0] for d in instance.disks] |
3137 | 22b7f6f8 | Thomas Thrainer | |
3138 | 22b7f6f8 | Thomas Thrainer | # copy over size, mode and name
|
3139 | 22b7f6f8 | Thomas Thrainer | for parent, child in zip(old_disks, new_disks): |
3140 | 22b7f6f8 | Thomas Thrainer | child.size = parent.size |
3141 | 22b7f6f8 | Thomas Thrainer | child.mode = parent.mode |
3142 | 22b7f6f8 | Thomas Thrainer | child.name = parent.name |
3143 | 22b7f6f8 | Thomas Thrainer | |
3144 | 22b7f6f8 | Thomas Thrainer | # this is a DRBD disk, return its port to the pool
|
3145 | 22b7f6f8 | Thomas Thrainer | # NOTE: this must be done right before the call to cfg.Update!
|
3146 | 22b7f6f8 | Thomas Thrainer | for disk in old_disks: |
3147 | 22b7f6f8 | Thomas Thrainer | tcp_port = disk.logical_id[2]
|
3148 | 22b7f6f8 | Thomas Thrainer | self.cfg.AddTcpUdpPort(tcp_port)
|
3149 | 22b7f6f8 | Thomas Thrainer | |
3150 | 22b7f6f8 | Thomas Thrainer | # update instance structure
|
3151 | 22b7f6f8 | Thomas Thrainer | instance.disks = new_disks |
3152 | 22b7f6f8 | Thomas Thrainer | instance.disk_template = constants.DT_PLAIN |
3153 | 22b7f6f8 | Thomas Thrainer | _UpdateIvNames(0, instance.disks)
|
3154 | 22b7f6f8 | Thomas Thrainer | self.cfg.Update(instance, feedback_fn)
|
3155 | 22b7f6f8 | Thomas Thrainer | |
3156 | 22b7f6f8 | Thomas Thrainer | # Release locks in case removing disks takes a while
|
3157 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE)
|
3158 | 22b7f6f8 | Thomas Thrainer | |
3159 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Removing volumes on the secondary node...")
|
3160 | 22b7f6f8 | Thomas Thrainer | for disk in old_disks: |
3161 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(disk, snode)
|
3162 | 22b7f6f8 | Thomas Thrainer | msg = self.rpc.call_blockdev_remove(snode, disk).fail_msg
|
3163 | 22b7f6f8 | Thomas Thrainer | if msg:
|
3164 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Could not remove block device %s on node %s," |
3165 | 22b7f6f8 | Thomas Thrainer | " continuing anyway: %s", disk.iv_name, snode, msg)
|
3166 | 22b7f6f8 | Thomas Thrainer | |
3167 | 22b7f6f8 | Thomas Thrainer | feedback_fn("Removing unneeded volumes on the primary node...")
|
3168 | 22b7f6f8 | Thomas Thrainer | for idx, disk in enumerate(old_disks): |
3169 | 22b7f6f8 | Thomas Thrainer | meta = disk.children[1]
|
3170 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(meta, pnode)
|
3171 | 22b7f6f8 | Thomas Thrainer | msg = self.rpc.call_blockdev_remove(pnode, meta).fail_msg
|
3172 | 22b7f6f8 | Thomas Thrainer | if msg:
|
3173 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Could not remove metadata for disk %d on node %s," |
3174 | 22b7f6f8 | Thomas Thrainer | " continuing anyway: %s", idx, pnode, msg)
|
3175 | 22b7f6f8 | Thomas Thrainer | |
3176 | e8e50805 | Dimitris Aragiorgis | def _HotplugDevice(self, action, dev_type, device, extra, seq): |
3177 | e8e50805 | Dimitris Aragiorgis | self.LogInfo("Trying to hotplug device...") |
3178 | 4c6e8e1a | Dimitris Aragiorgis | msg = "hotplug:"
|
3179 | e8e50805 | Dimitris Aragiorgis | result = self.rpc.call_hotplug_device(self.instance.primary_node, |
3180 | e8e50805 | Dimitris Aragiorgis | self.instance, action, dev_type,
|
3181 | d05afa85 | Dimitris Aragiorgis | (device, self.instance),
|
3182 | d05afa85 | Dimitris Aragiorgis | extra, seq) |
3183 | e8e50805 | Dimitris Aragiorgis | if result.fail_msg:
|
3184 | e8e50805 | Dimitris Aragiorgis | self.LogWarning("Could not hotplug device: %s" % result.fail_msg) |
3185 | e8e50805 | Dimitris Aragiorgis | self.LogInfo("Continuing execution..") |
3186 | 4c6e8e1a | Dimitris Aragiorgis | msg += "failed"
|
3187 | e8e50805 | Dimitris Aragiorgis | else:
|
3188 | e8e50805 | Dimitris Aragiorgis | self.LogInfo("Hotplug done.") |
3189 | 4c6e8e1a | Dimitris Aragiorgis | msg += "done"
|
3190 | 4c6e8e1a | Dimitris Aragiorgis | return msg
|
3191 | e8e50805 | Dimitris Aragiorgis | |
3192 | 22b7f6f8 | Thomas Thrainer | def _CreateNewDisk(self, idx, params, _): |
3193 | 22b7f6f8 | Thomas Thrainer | """Creates a new disk.
|
3194 | 22b7f6f8 | Thomas Thrainer |
|
3195 | 22b7f6f8 | Thomas Thrainer | """
|
3196 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
3197 | 22b7f6f8 | Thomas Thrainer | |
3198 | 22b7f6f8 | Thomas Thrainer | # add a new disk
|
3199 | 22b7f6f8 | Thomas Thrainer | if instance.disk_template in constants.DTS_FILEBASED: |
3200 | 22b7f6f8 | Thomas Thrainer | (file_driver, file_path) = instance.disks[0].logical_id
|
3201 | 22b7f6f8 | Thomas Thrainer | file_path = os.path.dirname(file_path) |
3202 | 22b7f6f8 | Thomas Thrainer | else:
|
3203 | 22b7f6f8 | Thomas Thrainer | file_driver = file_path = None
|
3204 | 22b7f6f8 | Thomas Thrainer | |
3205 | 22b7f6f8 | Thomas Thrainer | disk = \ |
3206 | 5eacbcae | Thomas Thrainer | GenerateDiskTemplate(self, instance.disk_template, instance.name,
|
3207 | 5eacbcae | Thomas Thrainer | instance.primary_node, instance.secondary_nodes, |
3208 | 5eacbcae | Thomas Thrainer | [params], file_path, file_driver, idx, |
3209 | 5eacbcae | Thomas Thrainer | self.Log, self.diskparams)[0] |
3210 | 22b7f6f8 | Thomas Thrainer | |
3211 | a365b47f | Bernardo Dal Seno | new_disks = CreateDisks(self, instance, disks=[disk])
|
3212 | 22b7f6f8 | Thomas Thrainer | |
3213 | 22b7f6f8 | Thomas Thrainer | if self.cluster.prealloc_wipe_disks: |
3214 | 22b7f6f8 | Thomas Thrainer | # Wipe new disk
|
3215 | a365b47f | Bernardo Dal Seno | WipeOrCleanupDisks(self, instance,
|
3216 | a365b47f | Bernardo Dal Seno | disks=[(idx, disk, 0)],
|
3217 | a365b47f | Bernardo Dal Seno | cleanup=new_disks) |
3218 | 22b7f6f8 | Thomas Thrainer | |
3219 | 4c6e8e1a | Dimitris Aragiorgis | changes = [ |
3220 | 4c6e8e1a | Dimitris Aragiorgis | ("disk/%d" % idx,
|
3221 | 4c6e8e1a | Dimitris Aragiorgis | "add:size=%s,mode=%s" % (disk.size, disk.mode)),
|
3222 | 4c6e8e1a | Dimitris Aragiorgis | ] |
3223 | e8e50805 | Dimitris Aragiorgis | if self.op.hotplug: |
3224 | 97cf0763 | Dimitris Aragiorgis | self.cfg.SetDiskID(disk, self.instance.primary_node) |
3225 | e8e50805 | Dimitris Aragiorgis | result = self.rpc.call_blockdev_assemble(self.instance.primary_node, |
3226 | e8e50805 | Dimitris Aragiorgis | (disk, self.instance),
|
3227 | e8e50805 | Dimitris Aragiorgis | self.instance.name, True, idx) |
3228 | e8e50805 | Dimitris Aragiorgis | if result.fail_msg:
|
3229 | 4c6e8e1a | Dimitris Aragiorgis | changes.append(("disk/%d" % idx, "assemble:failed")) |
3230 | e8e50805 | Dimitris Aragiorgis | self.LogWarning("Can't assemble newly created disk %d: %s", |
3231 | e8e50805 | Dimitris Aragiorgis | idx, result.fail_msg) |
3232 | e8e50805 | Dimitris Aragiorgis | else:
|
3233 | e8e50805 | Dimitris Aragiorgis | _, link_name = result.payload |
3234 | 4c6e8e1a | Dimitris Aragiorgis | msg = self._HotplugDevice(constants.HOTPLUG_ACTION_ADD,
|
3235 | 4c6e8e1a | Dimitris Aragiorgis | constants.HOTPLUG_TARGET_DISK, |
3236 | 4c6e8e1a | Dimitris Aragiorgis | disk, link_name, idx) |
3237 | 4c6e8e1a | Dimitris Aragiorgis | changes.append(("disk/%d" % idx, msg))
|
3238 | e8e50805 | Dimitris Aragiorgis | |
3239 | 4c6e8e1a | Dimitris Aragiorgis | return (disk, changes)
|
3240 | 22b7f6f8 | Thomas Thrainer | |
3241 | c5c72215 | Dimitris Aragiorgis | def _ModifyDisk(self, idx, disk, params, _): |
3242 | 22b7f6f8 | Thomas Thrainer | """Modifies a disk.
|
3243 | 22b7f6f8 | Thomas Thrainer |
|
3244 | 22b7f6f8 | Thomas Thrainer | """
|
3245 | 22b7f6f8 | Thomas Thrainer | changes = [] |
3246 | 4eef428e | Dimitris Aragiorgis | if constants.IDISK_MODE in params: |
3247 | 4eef428e | Dimitris Aragiorgis | disk.mode = params.get(constants.IDISK_MODE) |
3248 | 22b7f6f8 | Thomas Thrainer | changes.append(("disk.mode/%d" % idx, disk.mode))
|
3249 | 22b7f6f8 | Thomas Thrainer | |
3250 | 4eef428e | Dimitris Aragiorgis | if constants.IDISK_NAME in params: |
3251 | 4eef428e | Dimitris Aragiorgis | disk.name = params.get(constants.IDISK_NAME) |
3252 | 4eef428e | Dimitris Aragiorgis | changes.append(("disk.name/%d" % idx, disk.name))
|
3253 | 22b7f6f8 | Thomas Thrainer | |
3254 | c5c72215 | Dimitris Aragiorgis | # Modify arbitrary params in case instance template is ext
|
3255 | c5c72215 | Dimitris Aragiorgis | for key, value in params.iteritems(): |
3256 | c5c72215 | Dimitris Aragiorgis | if (key not in constants.MODIFIABLE_IDISK_PARAMS and |
3257 | c5c72215 | Dimitris Aragiorgis | self.instance.disk_template == constants.DT_EXT):
|
3258 | e228ab9c | Dimitris Aragiorgis | # stolen from GetUpdatedParams: default means reset/delete
|
3259 | e228ab9c | Dimitris Aragiorgis | if value.lower() == constants.VALUE_DEFAULT:
|
3260 | e228ab9c | Dimitris Aragiorgis | try:
|
3261 | e228ab9c | Dimitris Aragiorgis | del disk.params[key]
|
3262 | e228ab9c | Dimitris Aragiorgis | except KeyError: |
3263 | e228ab9c | Dimitris Aragiorgis | pass
|
3264 | e228ab9c | Dimitris Aragiorgis | else:
|
3265 | e228ab9c | Dimitris Aragiorgis | disk.params[key] = value |
3266 | c5c72215 | Dimitris Aragiorgis | changes.append(("disk.params:%s/%d" % (key, idx), value))
|
3267 | c5c72215 | Dimitris Aragiorgis | |
3268 | 22b7f6f8 | Thomas Thrainer | return changes
|
3269 | 22b7f6f8 | Thomas Thrainer | |
3270 | 22b7f6f8 | Thomas Thrainer | def _RemoveDisk(self, idx, root, _): |
3271 | 22b7f6f8 | Thomas Thrainer | """Removes a disk.
|
3272 | 22b7f6f8 | Thomas Thrainer |
|
3273 | 22b7f6f8 | Thomas Thrainer | """
|
3274 | 4c6e8e1a | Dimitris Aragiorgis | hotmsg = ""
|
3275 | e8e50805 | Dimitris Aragiorgis | if self.op.hotplug: |
3276 | 4c6e8e1a | Dimitris Aragiorgis | hotmsg = self._HotplugDevice(constants.HOTPLUG_ACTION_REMOVE,
|
3277 | 4c6e8e1a | Dimitris Aragiorgis | constants.HOTPLUG_TARGET_DISK, |
3278 | 4c6e8e1a | Dimitris Aragiorgis | root, None, idx)
|
3279 | e8e50805 | Dimitris Aragiorgis | ShutdownInstanceDisks(self, self.instance, [root]) |
3280 | e8e50805 | Dimitris Aragiorgis | |
3281 | 5eacbcae | Thomas Thrainer | (anno_disk,) = AnnotateDiskParams(self.instance, [root], self.cfg) |
3282 | 22b7f6f8 | Thomas Thrainer | for node, disk in anno_disk.ComputeNodeTree(self.instance.primary_node): |
3283 | 22b7f6f8 | Thomas Thrainer | self.cfg.SetDiskID(disk, node)
|
3284 | 22b7f6f8 | Thomas Thrainer | msg = self.rpc.call_blockdev_remove(node, disk).fail_msg
|
3285 | 22b7f6f8 | Thomas Thrainer | if msg:
|
3286 | 22b7f6f8 | Thomas Thrainer | self.LogWarning("Could not remove disk/%d on node '%s': %s," |
3287 | 22b7f6f8 | Thomas Thrainer | " continuing anyway", idx, node, msg)
|
3288 | 22b7f6f8 | Thomas Thrainer | |
3289 | 22b7f6f8 | Thomas Thrainer | # if this is a DRBD disk, return its port to the pool
|
3290 | 22b7f6f8 | Thomas Thrainer | if root.dev_type in constants.LDS_DRBD: |
3291 | 22b7f6f8 | Thomas Thrainer | self.cfg.AddTcpUdpPort(root.logical_id[2]) |
3292 | 22b7f6f8 | Thomas Thrainer | |
3293 | 4c6e8e1a | Dimitris Aragiorgis | return hotmsg
|
3294 | 4c6e8e1a | Dimitris Aragiorgis | |
3295 | 22b7f6f8 | Thomas Thrainer | def _CreateNewNic(self, idx, params, private): |
3296 | 22b7f6f8 | Thomas Thrainer | """Creates data structure for a new network interface.
|
3297 | 22b7f6f8 | Thomas Thrainer |
|
3298 | 22b7f6f8 | Thomas Thrainer | """
|
3299 | 22b7f6f8 | Thomas Thrainer | mac = params[constants.INIC_MAC] |
3300 | 22b7f6f8 | Thomas Thrainer | ip = params.get(constants.INIC_IP, None)
|
3301 | 22b7f6f8 | Thomas Thrainer | net = params.get(constants.INIC_NETWORK, None)
|
3302 | 22b7f6f8 | Thomas Thrainer | name = params.get(constants.INIC_NAME, None)
|
3303 | 22b7f6f8 | Thomas Thrainer | net_uuid = self.cfg.LookupNetwork(net)
|
3304 | 22b7f6f8 | Thomas Thrainer | #TODO: not private.filled?? can a nic have no nicparams??
|
3305 | 22b7f6f8 | Thomas Thrainer | nicparams = private.filled |
3306 | 22b7f6f8 | Thomas Thrainer | nobj = objects.NIC(mac=mac, ip=ip, network=net_uuid, name=name, |
3307 | 22b7f6f8 | Thomas Thrainer | nicparams=nicparams) |
3308 | 22b7f6f8 | Thomas Thrainer | nobj.uuid = self.cfg.GenerateUniqueID(self.proc.GetECId()) |
3309 | 22b7f6f8 | Thomas Thrainer | |
3310 | 4c6e8e1a | Dimitris Aragiorgis | changes = [ |
3311 | 22b7f6f8 | Thomas Thrainer | ("nic.%d" % idx,
|
3312 | 22b7f6f8 | Thomas Thrainer | "add:mac=%s,ip=%s,mode=%s,link=%s,network=%s" %
|
3313 | 22b7f6f8 | Thomas Thrainer | (mac, ip, private.filled[constants.NIC_MODE], |
3314 | e8e50805 | Dimitris Aragiorgis | private.filled[constants.NIC_LINK], net)), |
3315 | e8e50805 | Dimitris Aragiorgis | ] |
3316 | e8e50805 | Dimitris Aragiorgis | |
3317 | 4c6e8e1a | Dimitris Aragiorgis | if self.op.hotplug: |
3318 | 4c6e8e1a | Dimitris Aragiorgis | msg = self._HotplugDevice(constants.HOTPLUG_ACTION_ADD,
|
3319 | 4c6e8e1a | Dimitris Aragiorgis | constants.HOTPLUG_TARGET_NIC, |
3320 | 4c6e8e1a | Dimitris Aragiorgis | nobj, None, idx)
|
3321 | 4c6e8e1a | Dimitris Aragiorgis | changes.append(("nic.%d" % idx, msg))
|
3322 | 4c6e8e1a | Dimitris Aragiorgis | |
3323 | 4c6e8e1a | Dimitris Aragiorgis | return (nobj, changes)
|
3324 | 22b7f6f8 | Thomas Thrainer | |
3325 | 22b7f6f8 | Thomas Thrainer | def _ApplyNicMods(self, idx, nic, params, private): |
3326 | 22b7f6f8 | Thomas Thrainer | """Modifies a network interface.
|
3327 | 22b7f6f8 | Thomas Thrainer |
|
3328 | 22b7f6f8 | Thomas Thrainer | """
|
3329 | 22b7f6f8 | Thomas Thrainer | changes = [] |
3330 | 22b7f6f8 | Thomas Thrainer | |
3331 | 22b7f6f8 | Thomas Thrainer | for key in [constants.INIC_MAC, constants.INIC_IP, constants.INIC_NAME]: |
3332 | 22b7f6f8 | Thomas Thrainer | if key in params: |
3333 | 22b7f6f8 | Thomas Thrainer | changes.append(("nic.%s/%d" % (key, idx), params[key]))
|
3334 | 22b7f6f8 | Thomas Thrainer | setattr(nic, key, params[key])
|
3335 | 22b7f6f8 | Thomas Thrainer | |
3336 | 22b7f6f8 | Thomas Thrainer | new_net = params.get(constants.INIC_NETWORK, nic.network) |
3337 | 22b7f6f8 | Thomas Thrainer | new_net_uuid = self.cfg.LookupNetwork(new_net)
|
3338 | 22b7f6f8 | Thomas Thrainer | if new_net_uuid != nic.network:
|
3339 | 22b7f6f8 | Thomas Thrainer | changes.append(("nic.network/%d" % idx, new_net))
|
3340 | 22b7f6f8 | Thomas Thrainer | nic.network = new_net_uuid |
3341 | 22b7f6f8 | Thomas Thrainer | |
3342 | 22b7f6f8 | Thomas Thrainer | if private.filled:
|
3343 | 22b7f6f8 | Thomas Thrainer | nic.nicparams = private.filled |
3344 | 22b7f6f8 | Thomas Thrainer | |
3345 | 22b7f6f8 | Thomas Thrainer | for (key, val) in nic.nicparams.items(): |
3346 | 22b7f6f8 | Thomas Thrainer | changes.append(("nic.%s/%d" % (key, idx), val))
|
3347 | 22b7f6f8 | Thomas Thrainer | |
3348 | e8e50805 | Dimitris Aragiorgis | if self.op.hotplug: |
3349 | 4c6e8e1a | Dimitris Aragiorgis | msg = self._HotplugDevice(constants.HOTPLUG_ACTION_MODIFY,
|
3350 | 4c6e8e1a | Dimitris Aragiorgis | constants.HOTPLUG_TARGET_NIC, |
3351 | 4c6e8e1a | Dimitris Aragiorgis | nic, None, idx)
|
3352 | 4c6e8e1a | Dimitris Aragiorgis | changes.append(("nic/%d" % idx, msg))
|
3353 | e8e50805 | Dimitris Aragiorgis | |
3354 | 22b7f6f8 | Thomas Thrainer | return changes
|
3355 | 22b7f6f8 | Thomas Thrainer | |
3356 | e8e50805 | Dimitris Aragiorgis | def _RemoveNic(self, idx, nic, _): |
3357 | e8e50805 | Dimitris Aragiorgis | if self.op.hotplug: |
3358 | 4c6e8e1a | Dimitris Aragiorgis | return self._HotplugDevice(constants.HOTPLUG_ACTION_REMOVE, |
3359 | 4c6e8e1a | Dimitris Aragiorgis | constants.HOTPLUG_TARGET_NIC, |
3360 | 4c6e8e1a | Dimitris Aragiorgis | nic, None, idx)
|
3361 | e8e50805 | Dimitris Aragiorgis | |
3362 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
3363 | 22b7f6f8 | Thomas Thrainer | """Modifies an instance.
|
3364 | 22b7f6f8 | Thomas Thrainer |
|
3365 | 22b7f6f8 | Thomas Thrainer | All parameters take effect only at the next restart of the instance.
|
3366 | 22b7f6f8 | Thomas Thrainer |
|
3367 | 22b7f6f8 | Thomas Thrainer | """
|
3368 | 22b7f6f8 | Thomas Thrainer | # Process here the warnings from CheckPrereq, as we don't have a
|
3369 | 22b7f6f8 | Thomas Thrainer | # feedback_fn there.
|
3370 | 22b7f6f8 | Thomas Thrainer | # TODO: Replace with self.LogWarning
|
3371 | 22b7f6f8 | Thomas Thrainer | for warn in self.warn: |
3372 | 22b7f6f8 | Thomas Thrainer | feedback_fn("WARNING: %s" % warn)
|
3373 | 22b7f6f8 | Thomas Thrainer | |
3374 | 22b7f6f8 | Thomas Thrainer | assert ((self.op.disk_template is None) ^ |
3375 | 22b7f6f8 | Thomas Thrainer | bool(self.owned_locks(locking.LEVEL_NODE_RES))), \ |
3376 | 22b7f6f8 | Thomas Thrainer | "Not owning any node resource locks"
|
3377 | 22b7f6f8 | Thomas Thrainer | |
3378 | 22b7f6f8 | Thomas Thrainer | result = [] |
3379 | 22b7f6f8 | Thomas Thrainer | instance = self.instance
|
3380 | 22b7f6f8 | Thomas Thrainer | |
3381 | 22b7f6f8 | Thomas Thrainer | # New primary node
|
3382 | 22b7f6f8 | Thomas Thrainer | if self.op.pnode: |
3383 | 22b7f6f8 | Thomas Thrainer | instance.primary_node = self.op.pnode
|
3384 | 22b7f6f8 | Thomas Thrainer | |
3385 | 22b7f6f8 | Thomas Thrainer | # runtime memory
|
3386 | 22b7f6f8 | Thomas Thrainer | if self.op.runtime_mem: |
3387 | 22b7f6f8 | Thomas Thrainer | rpcres = self.rpc.call_instance_balloon_memory(instance.primary_node,
|
3388 | 22b7f6f8 | Thomas Thrainer | instance, |
3389 | 22b7f6f8 | Thomas Thrainer | self.op.runtime_mem)
|
3390 | 22b7f6f8 | Thomas Thrainer | rpcres.Raise("Cannot modify instance runtime memory")
|
3391 | 22b7f6f8 | Thomas Thrainer | result.append(("runtime_memory", self.op.runtime_mem)) |
3392 | 22b7f6f8 | Thomas Thrainer | |
3393 | 22b7f6f8 | Thomas Thrainer | # Apply disk changes
|
3394 | 5eacbcae | Thomas Thrainer | _ApplyContainerMods("disk", instance.disks, result, self.diskmod, |
3395 | 5eacbcae | Thomas Thrainer | self._CreateNewDisk, self._ModifyDisk, |
3396 | 5eacbcae | Thomas Thrainer | self._RemoveDisk)
|
3397 | 22b7f6f8 | Thomas Thrainer | _UpdateIvNames(0, instance.disks)
|
3398 | 22b7f6f8 | Thomas Thrainer | |
3399 | 22b7f6f8 | Thomas Thrainer | if self.op.disk_template: |
3400 | 22b7f6f8 | Thomas Thrainer | if __debug__:
|
3401 | 22b7f6f8 | Thomas Thrainer | check_nodes = set(instance.all_nodes)
|
3402 | 22b7f6f8 | Thomas Thrainer | if self.op.remote_node: |
3403 | 22b7f6f8 | Thomas Thrainer | check_nodes.add(self.op.remote_node)
|
3404 | 22b7f6f8 | Thomas Thrainer | for level in [locking.LEVEL_NODE, locking.LEVEL_NODE_RES]: |
3405 | 22b7f6f8 | Thomas Thrainer | owned = self.owned_locks(level)
|
3406 | 22b7f6f8 | Thomas Thrainer | assert not (check_nodes - owned), \ |
3407 | 22b7f6f8 | Thomas Thrainer | ("Not owning the correct locks, owning %r, expected at least %r" %
|
3408 | 22b7f6f8 | Thomas Thrainer | (owned, check_nodes)) |
3409 | 22b7f6f8 | Thomas Thrainer | |
3410 | 5eacbcae | Thomas Thrainer | r_shut = ShutdownInstanceDisks(self, instance)
|
3411 | 22b7f6f8 | Thomas Thrainer | if not r_shut: |
3412 | 22b7f6f8 | Thomas Thrainer | raise errors.OpExecError("Cannot shutdown instance disks, unable to" |
3413 | 22b7f6f8 | Thomas Thrainer | " proceed with disk template conversion")
|
3414 | 22b7f6f8 | Thomas Thrainer | mode = (instance.disk_template, self.op.disk_template)
|
3415 | 22b7f6f8 | Thomas Thrainer | try:
|
3416 | 22b7f6f8 | Thomas Thrainer | self._DISK_CONVERSIONS[mode](self, feedback_fn) |
3417 | 22b7f6f8 | Thomas Thrainer | except:
|
3418 | 22b7f6f8 | Thomas Thrainer | self.cfg.ReleaseDRBDMinors(instance.name)
|
3419 | 22b7f6f8 | Thomas Thrainer | raise
|
3420 | 22b7f6f8 | Thomas Thrainer | result.append(("disk_template", self.op.disk_template)) |
3421 | 22b7f6f8 | Thomas Thrainer | |
3422 | 22b7f6f8 | Thomas Thrainer | assert instance.disk_template == self.op.disk_template, \ |
3423 | 22b7f6f8 | Thomas Thrainer | ("Expected disk template '%s', found '%s'" %
|
3424 | 22b7f6f8 | Thomas Thrainer | (self.op.disk_template, instance.disk_template))
|
3425 | 22b7f6f8 | Thomas Thrainer | |
3426 | 22b7f6f8 | Thomas Thrainer | # Release node and resource locks if there are any (they might already have
|
3427 | 22b7f6f8 | Thomas Thrainer | # been released during disk conversion)
|
3428 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE)
|
3429 | 5eacbcae | Thomas Thrainer | ReleaseLocks(self, locking.LEVEL_NODE_RES)
|
3430 | 22b7f6f8 | Thomas Thrainer | |
3431 | 22b7f6f8 | Thomas Thrainer | # Apply NIC changes
|
3432 | 22b7f6f8 | Thomas Thrainer | if self._new_nics is not None: |
3433 | 22b7f6f8 | Thomas Thrainer | instance.nics = self._new_nics
|
3434 | 22b7f6f8 | Thomas Thrainer | result.extend(self._nic_chgdesc)
|
3435 | 22b7f6f8 | Thomas Thrainer | |
3436 | 22b7f6f8 | Thomas Thrainer | # hvparams changes
|
3437 | 22b7f6f8 | Thomas Thrainer | if self.op.hvparams: |
3438 | 22b7f6f8 | Thomas Thrainer | instance.hvparams = self.hv_inst
|
3439 | 22b7f6f8 | Thomas Thrainer | for key, val in self.op.hvparams.iteritems(): |
3440 | 22b7f6f8 | Thomas Thrainer | result.append(("hv/%s" % key, val))
|
3441 | 22b7f6f8 | Thomas Thrainer | |
3442 | 22b7f6f8 | Thomas Thrainer | # beparams changes
|
3443 | 22b7f6f8 | Thomas Thrainer | if self.op.beparams: |
3444 | 22b7f6f8 | Thomas Thrainer | instance.beparams = self.be_inst
|
3445 | 22b7f6f8 | Thomas Thrainer | for key, val in self.op.beparams.iteritems(): |
3446 | 22b7f6f8 | Thomas Thrainer | result.append(("be/%s" % key, val))
|
3447 | 22b7f6f8 | Thomas Thrainer | |
3448 | 22b7f6f8 | Thomas Thrainer | # OS change
|
3449 | 22b7f6f8 | Thomas Thrainer | if self.op.os_name: |
3450 | 22b7f6f8 | Thomas Thrainer | instance.os = self.op.os_name
|
3451 | 22b7f6f8 | Thomas Thrainer | |
3452 | 22b7f6f8 | Thomas Thrainer | # osparams changes
|
3453 | 22b7f6f8 | Thomas Thrainer | if self.op.osparams: |
3454 | 22b7f6f8 | Thomas Thrainer | instance.osparams = self.os_inst
|
3455 | 22b7f6f8 | Thomas Thrainer | for key, val in self.op.osparams.iteritems(): |
3456 | 22b7f6f8 | Thomas Thrainer | result.append(("os/%s" % key, val))
|
3457 | 22b7f6f8 | Thomas Thrainer | |
3458 | 22b7f6f8 | Thomas Thrainer | if self.op.offline is None: |
3459 | 22b7f6f8 | Thomas Thrainer | # Ignore
|
3460 | 22b7f6f8 | Thomas Thrainer | pass
|
3461 | 22b7f6f8 | Thomas Thrainer | elif self.op.offline: |
3462 | 22b7f6f8 | Thomas Thrainer | # Mark instance as offline
|
3463 | 22b7f6f8 | Thomas Thrainer | self.cfg.MarkInstanceOffline(instance.name)
|
3464 | 22b7f6f8 | Thomas Thrainer | result.append(("admin_state", constants.ADMINST_OFFLINE))
|
3465 | 22b7f6f8 | Thomas Thrainer | else:
|
3466 | 22b7f6f8 | Thomas Thrainer | # Mark instance as online, but stopped
|
3467 | 22b7f6f8 | Thomas Thrainer | self.cfg.MarkInstanceDown(instance.name)
|
3468 | 22b7f6f8 | Thomas Thrainer | result.append(("admin_state", constants.ADMINST_DOWN))
|
3469 | 22b7f6f8 | Thomas Thrainer | |
3470 | 22b7f6f8 | Thomas Thrainer | self.cfg.Update(instance, feedback_fn, self.proc.GetECId()) |
3471 | 22b7f6f8 | Thomas Thrainer | |
3472 | 22b7f6f8 | Thomas Thrainer | assert not (self.owned_locks(locking.LEVEL_NODE_RES) or |
3473 | 22b7f6f8 | Thomas Thrainer | self.owned_locks(locking.LEVEL_NODE)), \
|
3474 | 22b7f6f8 | Thomas Thrainer | "All node locks should have been released by now"
|
3475 | 22b7f6f8 | Thomas Thrainer | |
3476 | 22b7f6f8 | Thomas Thrainer | return result
|
3477 | 22b7f6f8 | Thomas Thrainer | |
3478 | 22b7f6f8 | Thomas Thrainer | _DISK_CONVERSIONS = { |
3479 | 22b7f6f8 | Thomas Thrainer | (constants.DT_PLAIN, constants.DT_DRBD8): _ConvertPlainToDrbd, |
3480 | 22b7f6f8 | Thomas Thrainer | (constants.DT_DRBD8, constants.DT_PLAIN): _ConvertDrbdToPlain, |
3481 | 22b7f6f8 | Thomas Thrainer | } |
3482 | 22b7f6f8 | Thomas Thrainer | |
3483 | 22b7f6f8 | Thomas Thrainer | |
3484 | 22b7f6f8 | Thomas Thrainer | class LUInstanceChangeGroup(LogicalUnit): |
3485 | 22b7f6f8 | Thomas Thrainer | HPATH = "instance-change-group"
|
3486 | 22b7f6f8 | Thomas Thrainer | HTYPE = constants.HTYPE_INSTANCE |
3487 | 22b7f6f8 | Thomas Thrainer | REQ_BGL = False
|
3488 | 22b7f6f8 | Thomas Thrainer | |
3489 | 22b7f6f8 | Thomas Thrainer | def ExpandNames(self): |
3490 | 5eacbcae | Thomas Thrainer | self.share_locks = ShareAll()
|
3491 | 22b7f6f8 | Thomas Thrainer | |
3492 | 22b7f6f8 | Thomas Thrainer | self.needed_locks = {
|
3493 | 22b7f6f8 | Thomas Thrainer | locking.LEVEL_NODEGROUP: [], |
3494 | 22b7f6f8 | Thomas Thrainer | locking.LEVEL_NODE: [], |
3495 | 22b7f6f8 | Thomas Thrainer | locking.LEVEL_NODE_ALLOC: locking.ALL_SET, |
3496 | 22b7f6f8 | Thomas Thrainer | } |
3497 | 22b7f6f8 | Thomas Thrainer | |
3498 | 22b7f6f8 | Thomas Thrainer | self._ExpandAndLockInstance()
|
3499 | 22b7f6f8 | Thomas Thrainer | |
3500 | 22b7f6f8 | Thomas Thrainer | if self.op.target_groups: |
3501 | 22b7f6f8 | Thomas Thrainer | self.req_target_uuids = map(self.cfg.LookupNodeGroup, |
3502 | 22b7f6f8 | Thomas Thrainer | self.op.target_groups)
|
3503 | 22b7f6f8 | Thomas Thrainer | else:
|
3504 | 22b7f6f8 | Thomas Thrainer | self.req_target_uuids = None |
3505 | 22b7f6f8 | Thomas Thrainer | |
3506 | 5eacbcae | Thomas Thrainer | self.op.iallocator = GetDefaultIAllocator(self.cfg, self.op.iallocator) |
3507 | 22b7f6f8 | Thomas Thrainer | |
3508 | 22b7f6f8 | Thomas Thrainer | def DeclareLocks(self, level): |
3509 | 22b7f6f8 | Thomas Thrainer | if level == locking.LEVEL_NODEGROUP:
|
3510 | 22b7f6f8 | Thomas Thrainer | assert not self.needed_locks[locking.LEVEL_NODEGROUP] |
3511 | 22b7f6f8 | Thomas Thrainer | |
3512 | 22b7f6f8 | Thomas Thrainer | if self.req_target_uuids: |
3513 | 22b7f6f8 | Thomas Thrainer | lock_groups = set(self.req_target_uuids) |
3514 | 22b7f6f8 | Thomas Thrainer | |
3515 | 22b7f6f8 | Thomas Thrainer | # Lock all groups used by instance optimistically; this requires going
|
3516 | 22b7f6f8 | Thomas Thrainer | # via the node before it's locked, requiring verification later on
|
3517 | 22b7f6f8 | Thomas Thrainer | instance_groups = self.cfg.GetInstanceNodeGroups(self.op.instance_name) |
3518 | 22b7f6f8 | Thomas Thrainer | lock_groups.update(instance_groups) |
3519 | 22b7f6f8 | Thomas Thrainer | else:
|
3520 | 22b7f6f8 | Thomas Thrainer | # No target groups, need to lock all of them
|
3521 | 22b7f6f8 | Thomas Thrainer | lock_groups = locking.ALL_SET |
3522 | 22b7f6f8 | Thomas Thrainer | |
3523 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODEGROUP] = lock_groups
|
3524 | 22b7f6f8 | Thomas Thrainer | |
3525 | 22b7f6f8 | Thomas Thrainer | elif level == locking.LEVEL_NODE:
|
3526 | 22b7f6f8 | Thomas Thrainer | if self.req_target_uuids: |
3527 | 22b7f6f8 | Thomas Thrainer | # Lock all nodes used by instances
|
3528 | 22b7f6f8 | Thomas Thrainer | self.recalculate_locks[locking.LEVEL_NODE] = constants.LOCKS_APPEND
|
3529 | 22b7f6f8 | Thomas Thrainer | self._LockInstancesNodes()
|
3530 | 22b7f6f8 | Thomas Thrainer | |
3531 | 22b7f6f8 | Thomas Thrainer | # Lock all nodes in all potential target groups
|
3532 | 22b7f6f8 | Thomas Thrainer | lock_groups = (frozenset(self.owned_locks(locking.LEVEL_NODEGROUP)) - |
3533 | 22b7f6f8 | Thomas Thrainer | self.cfg.GetInstanceNodeGroups(self.op.instance_name)) |
3534 | 22b7f6f8 | Thomas Thrainer | member_nodes = [node_name |
3535 | 22b7f6f8 | Thomas Thrainer | for group in lock_groups |
3536 | 22b7f6f8 | Thomas Thrainer | for node_name in self.cfg.GetNodeGroup(group).members] |
3537 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE].extend(member_nodes)
|
3538 | 22b7f6f8 | Thomas Thrainer | else:
|
3539 | 22b7f6f8 | Thomas Thrainer | # Lock all nodes as all groups are potential targets
|
3540 | 22b7f6f8 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NODE] = locking.ALL_SET
|
3541 | 22b7f6f8 | Thomas Thrainer | |
3542 | 22b7f6f8 | Thomas Thrainer | def CheckPrereq(self): |
3543 | 22b7f6f8 | Thomas Thrainer | owned_instances = frozenset(self.owned_locks(locking.LEVEL_INSTANCE)) |
3544 | 22b7f6f8 | Thomas Thrainer | owned_groups = frozenset(self.owned_locks(locking.LEVEL_NODEGROUP)) |
3545 | 22b7f6f8 | Thomas Thrainer | owned_nodes = frozenset(self.owned_locks(locking.LEVEL_NODE)) |
3546 | 22b7f6f8 | Thomas Thrainer | |
3547 | 22b7f6f8 | Thomas Thrainer | assert (self.req_target_uuids is None or |
3548 | 22b7f6f8 | Thomas Thrainer | owned_groups.issuperset(self.req_target_uuids))
|
3549 | 22b7f6f8 | Thomas Thrainer | assert owned_instances == set([self.op.instance_name]) |
3550 | 22b7f6f8 | Thomas Thrainer | |
3551 | 22b7f6f8 | Thomas Thrainer | # Get instance information
|
3552 | 22b7f6f8 | Thomas Thrainer | self.instance = self.cfg.GetInstanceInfo(self.op.instance_name) |
3553 | 22b7f6f8 | Thomas Thrainer | |
3554 | 22b7f6f8 | Thomas Thrainer | # Check if node groups for locked instance are still correct
|
3555 | 22b7f6f8 | Thomas Thrainer | assert owned_nodes.issuperset(self.instance.all_nodes), \ |
3556 | 22b7f6f8 | Thomas Thrainer | ("Instance %s's nodes changed while we kept the lock" %
|
3557 | 22b7f6f8 | Thomas Thrainer | self.op.instance_name)
|
3558 | 22b7f6f8 | Thomas Thrainer | |
3559 | 5eacbcae | Thomas Thrainer | inst_groups = CheckInstanceNodeGroups(self.cfg, self.op.instance_name, |
3560 | 5eacbcae | Thomas Thrainer | owned_groups) |
3561 | 22b7f6f8 | Thomas Thrainer | |
3562 | 22b7f6f8 | Thomas Thrainer | if self.req_target_uuids: |
3563 | 22b7f6f8 | Thomas Thrainer | # User requested specific target groups
|
3564 | 22b7f6f8 | Thomas Thrainer | self.target_uuids = frozenset(self.req_target_uuids) |
3565 | 22b7f6f8 | Thomas Thrainer | else:
|
3566 | 22b7f6f8 | Thomas Thrainer | # All groups except those used by the instance are potential targets
|
3567 | 22b7f6f8 | Thomas Thrainer | self.target_uuids = owned_groups - inst_groups
|
3568 | 22b7f6f8 | Thomas Thrainer | |
3569 | 22b7f6f8 | Thomas Thrainer | conflicting_groups = self.target_uuids & inst_groups
|
3570 | 22b7f6f8 | Thomas Thrainer | if conflicting_groups:
|
3571 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Can't use group(s) '%s' as targets, they are" |
3572 | 22b7f6f8 | Thomas Thrainer | " used by the instance '%s'" %
|
3573 | 22b7f6f8 | Thomas Thrainer | (utils.CommaJoin(conflicting_groups), |
3574 | 22b7f6f8 | Thomas Thrainer | self.op.instance_name),
|
3575 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
3576 | 22b7f6f8 | Thomas Thrainer | |
3577 | 22b7f6f8 | Thomas Thrainer | if not self.target_uuids: |
3578 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("There are no possible target groups", |
3579 | 22b7f6f8 | Thomas Thrainer | errors.ECODE_INVAL) |
3580 | 22b7f6f8 | Thomas Thrainer | |
3581 | 22b7f6f8 | Thomas Thrainer | def BuildHooksEnv(self): |
3582 | 22b7f6f8 | Thomas Thrainer | """Build hooks env.
|
3583 | 22b7f6f8 | Thomas Thrainer |
|
3584 | 22b7f6f8 | Thomas Thrainer | """
|
3585 | 22b7f6f8 | Thomas Thrainer | assert self.target_uuids |
3586 | 22b7f6f8 | Thomas Thrainer | |
3587 | 22b7f6f8 | Thomas Thrainer | env = { |
3588 | 22b7f6f8 | Thomas Thrainer | "TARGET_GROUPS": " ".join(self.target_uuids), |
3589 | 22b7f6f8 | Thomas Thrainer | } |
3590 | 22b7f6f8 | Thomas Thrainer | |
3591 | 5eacbcae | Thomas Thrainer | env.update(BuildInstanceHookEnvByObject(self, self.instance)) |
3592 | 22b7f6f8 | Thomas Thrainer | |
3593 | 22b7f6f8 | Thomas Thrainer | return env
|
3594 | 22b7f6f8 | Thomas Thrainer | |
3595 | 22b7f6f8 | Thomas Thrainer | def BuildHooksNodes(self): |
3596 | 22b7f6f8 | Thomas Thrainer | """Build hooks nodes.
|
3597 | 22b7f6f8 | Thomas Thrainer |
|
3598 | 22b7f6f8 | Thomas Thrainer | """
|
3599 | 22b7f6f8 | Thomas Thrainer | mn = self.cfg.GetMasterNode()
|
3600 | 22b7f6f8 | Thomas Thrainer | return ([mn], [mn])
|
3601 | 22b7f6f8 | Thomas Thrainer | |
3602 | 22b7f6f8 | Thomas Thrainer | def Exec(self, feedback_fn): |
3603 | 22b7f6f8 | Thomas Thrainer | instances = list(self.owned_locks(locking.LEVEL_INSTANCE)) |
3604 | 22b7f6f8 | Thomas Thrainer | |
3605 | 22b7f6f8 | Thomas Thrainer | assert instances == [self.op.instance_name], "Instance not locked" |
3606 | 22b7f6f8 | Thomas Thrainer | |
3607 | 22b7f6f8 | Thomas Thrainer | req = iallocator.IAReqGroupChange(instances=instances, |
3608 | 22b7f6f8 | Thomas Thrainer | target_groups=list(self.target_uuids)) |
3609 | 22b7f6f8 | Thomas Thrainer | ial = iallocator.IAllocator(self.cfg, self.rpc, req) |
3610 | 22b7f6f8 | Thomas Thrainer | |
3611 | 22b7f6f8 | Thomas Thrainer | ial.Run(self.op.iallocator)
|
3612 | 22b7f6f8 | Thomas Thrainer | |
3613 | 22b7f6f8 | Thomas Thrainer | if not ial.success: |
3614 | 22b7f6f8 | Thomas Thrainer | raise errors.OpPrereqError("Can't compute solution for changing group of" |
3615 | 22b7f6f8 | Thomas Thrainer | " instance '%s' using iallocator '%s': %s" %
|
3616 | 22b7f6f8 | Thomas Thrainer | (self.op.instance_name, self.op.iallocator, |
3617 | 22b7f6f8 | Thomas Thrainer | ial.info), errors.ECODE_NORES) |
3618 | 22b7f6f8 | Thomas Thrainer | |
3619 | 5eacbcae | Thomas Thrainer | jobs = LoadNodeEvacResult(self, ial.result, self.op.early_release, False) |
3620 | 22b7f6f8 | Thomas Thrainer | |
3621 | 22b7f6f8 | Thomas Thrainer | self.LogInfo("Iallocator returned %s job(s) for changing group of" |
3622 | 22b7f6f8 | Thomas Thrainer | " instance '%s'", len(jobs), self.op.instance_name) |
3623 | 22b7f6f8 | Thomas Thrainer | |
3624 | 22b7f6f8 | Thomas Thrainer | return ResultWithJobs(jobs) |