root / lib / cmdlib / network.py @ 32449822
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1 | 37dc17e3 | Thomas Thrainer | #
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2 | 37dc17e3 | Thomas Thrainer | #
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3 | 37dc17e3 | Thomas Thrainer | |
4 | 37dc17e3 | Thomas Thrainer | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 Google Inc.
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5 | 37dc17e3 | Thomas Thrainer | #
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6 | 37dc17e3 | Thomas Thrainer | # This program is free software; you can redistribute it and/or modify
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7 | 37dc17e3 | Thomas Thrainer | # it under the terms of the GNU General Public License as published by
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8 | 37dc17e3 | Thomas Thrainer | # the Free Software Foundation; either version 2 of the License, or
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9 | 37dc17e3 | Thomas Thrainer | # (at your option) any later version.
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10 | 37dc17e3 | Thomas Thrainer | #
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11 | 37dc17e3 | Thomas Thrainer | # This program is distributed in the hope that it will be useful, but
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12 | 37dc17e3 | Thomas Thrainer | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 37dc17e3 | Thomas Thrainer | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 37dc17e3 | Thomas Thrainer | # General Public License for more details.
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15 | 37dc17e3 | Thomas Thrainer | #
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16 | 37dc17e3 | Thomas Thrainer | # You should have received a copy of the GNU General Public License
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17 | 37dc17e3 | Thomas Thrainer | # along with this program; if not, write to the Free Software
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18 | 37dc17e3 | Thomas Thrainer | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | 37dc17e3 | Thomas Thrainer | # 02110-1301, USA.
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20 | 37dc17e3 | Thomas Thrainer | |
21 | 37dc17e3 | Thomas Thrainer | |
22 | 37dc17e3 | Thomas Thrainer | """Logical units dealing with networks."""
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23 | 37dc17e3 | Thomas Thrainer | |
24 | 37dc17e3 | Thomas Thrainer | from ganeti import constants |
25 | 37dc17e3 | Thomas Thrainer | from ganeti import errors |
26 | 37dc17e3 | Thomas Thrainer | from ganeti import locking |
27 | 37dc17e3 | Thomas Thrainer | from ganeti import network |
28 | 37dc17e3 | Thomas Thrainer | from ganeti import objects |
29 | 37dc17e3 | Thomas Thrainer | from ganeti import qlang |
30 | 37dc17e3 | Thomas Thrainer | from ganeti import query |
31 | 37dc17e3 | Thomas Thrainer | from ganeti import utils |
32 | 5eacbcae | Thomas Thrainer | from ganeti.cmdlib.base import LogicalUnit, NoHooksLU, QueryBase |
33 | 5eacbcae | Thomas Thrainer | from ganeti.cmdlib.common import ShareAll, CheckNodeGroupInstances |
34 | 37dc17e3 | Thomas Thrainer | |
35 | 37dc17e3 | Thomas Thrainer | |
36 | 37dc17e3 | Thomas Thrainer | def _BuildNetworkHookEnv(name, subnet, gateway, network6, gateway6, |
37 | 37dc17e3 | Thomas Thrainer | mac_prefix, tags): |
38 | 37dc17e3 | Thomas Thrainer | """Builds network related env variables for hooks
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39 | 37dc17e3 | Thomas Thrainer |
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40 | 37dc17e3 | Thomas Thrainer | This builds the hook environment from individual variables.
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41 | 37dc17e3 | Thomas Thrainer |
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42 | 37dc17e3 | Thomas Thrainer | @type name: string
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43 | 37dc17e3 | Thomas Thrainer | @param name: the name of the network
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44 | 37dc17e3 | Thomas Thrainer | @type subnet: string
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45 | 37dc17e3 | Thomas Thrainer | @param subnet: the ipv4 subnet
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46 | 37dc17e3 | Thomas Thrainer | @type gateway: string
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47 | 37dc17e3 | Thomas Thrainer | @param gateway: the ipv4 gateway
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48 | 37dc17e3 | Thomas Thrainer | @type network6: string
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49 | 37dc17e3 | Thomas Thrainer | @param network6: the ipv6 subnet
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50 | 37dc17e3 | Thomas Thrainer | @type gateway6: string
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51 | 37dc17e3 | Thomas Thrainer | @param gateway6: the ipv6 gateway
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52 | 37dc17e3 | Thomas Thrainer | @type mac_prefix: string
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53 | 37dc17e3 | Thomas Thrainer | @param mac_prefix: the mac_prefix
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54 | 37dc17e3 | Thomas Thrainer | @type tags: list
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55 | 37dc17e3 | Thomas Thrainer | @param tags: the tags of the network
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56 | 37dc17e3 | Thomas Thrainer |
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57 | 37dc17e3 | Thomas Thrainer | """
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58 | 37dc17e3 | Thomas Thrainer | env = {} |
59 | 37dc17e3 | Thomas Thrainer | if name:
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60 | 37dc17e3 | Thomas Thrainer | env["NETWORK_NAME"] = name
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61 | 37dc17e3 | Thomas Thrainer | if subnet:
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62 | 37dc17e3 | Thomas Thrainer | env["NETWORK_SUBNET"] = subnet
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63 | 37dc17e3 | Thomas Thrainer | if gateway:
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64 | 37dc17e3 | Thomas Thrainer | env["NETWORK_GATEWAY"] = gateway
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65 | 37dc17e3 | Thomas Thrainer | if network6:
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66 | 37dc17e3 | Thomas Thrainer | env["NETWORK_SUBNET6"] = network6
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67 | 37dc17e3 | Thomas Thrainer | if gateway6:
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68 | 37dc17e3 | Thomas Thrainer | env["NETWORK_GATEWAY6"] = gateway6
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69 | 37dc17e3 | Thomas Thrainer | if mac_prefix:
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70 | 37dc17e3 | Thomas Thrainer | env["NETWORK_MAC_PREFIX"] = mac_prefix
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71 | 37dc17e3 | Thomas Thrainer | if tags:
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72 | 37dc17e3 | Thomas Thrainer | env["NETWORK_TAGS"] = " ".join(tags) |
73 | 37dc17e3 | Thomas Thrainer | |
74 | 37dc17e3 | Thomas Thrainer | return env
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75 | 37dc17e3 | Thomas Thrainer | |
76 | 37dc17e3 | Thomas Thrainer | |
77 | 37dc17e3 | Thomas Thrainer | class LUNetworkAdd(LogicalUnit): |
78 | 37dc17e3 | Thomas Thrainer | """Logical unit for creating networks.
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79 | 37dc17e3 | Thomas Thrainer |
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80 | 37dc17e3 | Thomas Thrainer | """
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81 | 37dc17e3 | Thomas Thrainer | HPATH = "network-add"
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82 | 37dc17e3 | Thomas Thrainer | HTYPE = constants.HTYPE_NETWORK |
83 | 37dc17e3 | Thomas Thrainer | REQ_BGL = False
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84 | 37dc17e3 | Thomas Thrainer | |
85 | 37dc17e3 | Thomas Thrainer | def BuildHooksNodes(self): |
86 | 37dc17e3 | Thomas Thrainer | """Build hooks nodes.
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87 | 37dc17e3 | Thomas Thrainer |
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88 | 37dc17e3 | Thomas Thrainer | """
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89 | 37dc17e3 | Thomas Thrainer | mn = self.cfg.GetMasterNode()
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90 | 37dc17e3 | Thomas Thrainer | return ([mn], [mn])
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91 | 37dc17e3 | Thomas Thrainer | |
92 | 37dc17e3 | Thomas Thrainer | def CheckArguments(self): |
93 | 37dc17e3 | Thomas Thrainer | if self.op.mac_prefix: |
94 | 37dc17e3 | Thomas Thrainer | self.op.mac_prefix = \
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95 | 37dc17e3 | Thomas Thrainer | utils.NormalizeAndValidateThreeOctetMacPrefix(self.op.mac_prefix)
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96 | 37dc17e3 | Thomas Thrainer | |
97 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self): |
98 | 37dc17e3 | Thomas Thrainer | self.network_uuid = self.cfg.GenerateUniqueID(self.proc.GetECId()) |
99 | 37dc17e3 | Thomas Thrainer | |
100 | 37dc17e3 | Thomas Thrainer | if self.op.conflicts_check: |
101 | 37dc17e3 | Thomas Thrainer | self.share_locks[locking.LEVEL_NODE] = 1 |
102 | 37dc17e3 | Thomas Thrainer | self.share_locks[locking.LEVEL_NODE_ALLOC] = 1 |
103 | 37dc17e3 | Thomas Thrainer | self.needed_locks = {
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104 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NODE: locking.ALL_SET, |
105 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NODE_ALLOC: locking.ALL_SET, |
106 | 37dc17e3 | Thomas Thrainer | } |
107 | 37dc17e3 | Thomas Thrainer | else:
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108 | 37dc17e3 | Thomas Thrainer | self.needed_locks = {}
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109 | 37dc17e3 | Thomas Thrainer | |
110 | 37dc17e3 | Thomas Thrainer | self.add_locks[locking.LEVEL_NETWORK] = self.network_uuid |
111 | 37dc17e3 | Thomas Thrainer | |
112 | 37dc17e3 | Thomas Thrainer | def CheckPrereq(self): |
113 | 37dc17e3 | Thomas Thrainer | if self.op.network is None: |
114 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Network must be given", |
115 | 37dc17e3 | Thomas Thrainer | errors.ECODE_INVAL) |
116 | 37dc17e3 | Thomas Thrainer | |
117 | 37dc17e3 | Thomas Thrainer | try:
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118 | 37dc17e3 | Thomas Thrainer | existing_uuid = self.cfg.LookupNetwork(self.op.network_name) |
119 | 37dc17e3 | Thomas Thrainer | except errors.OpPrereqError:
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120 | 37dc17e3 | Thomas Thrainer | pass
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121 | 37dc17e3 | Thomas Thrainer | else:
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122 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Desired network name '%s' already exists as a" |
123 | 37dc17e3 | Thomas Thrainer | " network (UUID: %s)" %
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124 | 37dc17e3 | Thomas Thrainer | (self.op.network_name, existing_uuid),
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125 | 37dc17e3 | Thomas Thrainer | errors.ECODE_EXISTS) |
126 | 37dc17e3 | Thomas Thrainer | |
127 | 37dc17e3 | Thomas Thrainer | # Check tag validity
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128 | 37dc17e3 | Thomas Thrainer | for tag in self.op.tags: |
129 | 37dc17e3 | Thomas Thrainer | objects.TaggableObject.ValidateTag(tag) |
130 | 37dc17e3 | Thomas Thrainer | |
131 | 37dc17e3 | Thomas Thrainer | def BuildHooksEnv(self): |
132 | 37dc17e3 | Thomas Thrainer | """Build hooks env.
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133 | 37dc17e3 | Thomas Thrainer |
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134 | 37dc17e3 | Thomas Thrainer | """
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135 | 37dc17e3 | Thomas Thrainer | args = { |
136 | 37dc17e3 | Thomas Thrainer | "name": self.op.network_name, |
137 | 37dc17e3 | Thomas Thrainer | "subnet": self.op.network, |
138 | 37dc17e3 | Thomas Thrainer | "gateway": self.op.gateway, |
139 | 37dc17e3 | Thomas Thrainer | "network6": self.op.network6, |
140 | 37dc17e3 | Thomas Thrainer | "gateway6": self.op.gateway6, |
141 | 37dc17e3 | Thomas Thrainer | "mac_prefix": self.op.mac_prefix, |
142 | 37dc17e3 | Thomas Thrainer | "tags": self.op.tags, |
143 | 37dc17e3 | Thomas Thrainer | } |
144 | 37dc17e3 | Thomas Thrainer | return _BuildNetworkHookEnv(**args) # pylint: disable=W0142 |
145 | 37dc17e3 | Thomas Thrainer | |
146 | 37dc17e3 | Thomas Thrainer | def Exec(self, feedback_fn): |
147 | 37dc17e3 | Thomas Thrainer | """Add the ip pool to the cluster.
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148 | 37dc17e3 | Thomas Thrainer |
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149 | 37dc17e3 | Thomas Thrainer | """
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150 | 37dc17e3 | Thomas Thrainer | nobj = objects.Network(name=self.op.network_name,
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151 | 37dc17e3 | Thomas Thrainer | network=self.op.network,
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152 | 37dc17e3 | Thomas Thrainer | gateway=self.op.gateway,
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153 | 37dc17e3 | Thomas Thrainer | network6=self.op.network6,
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154 | 37dc17e3 | Thomas Thrainer | gateway6=self.op.gateway6,
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155 | 37dc17e3 | Thomas Thrainer | mac_prefix=self.op.mac_prefix,
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156 | 37dc17e3 | Thomas Thrainer | uuid=self.network_uuid)
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157 | 37dc17e3 | Thomas Thrainer | # Initialize the associated address pool
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158 | 37dc17e3 | Thomas Thrainer | try:
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159 | 37dc17e3 | Thomas Thrainer | pool = network.AddressPool.InitializeNetwork(nobj) |
160 | 37dc17e3 | Thomas Thrainer | except errors.AddressPoolError, err:
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161 | 37dc17e3 | Thomas Thrainer | raise errors.OpExecError("Cannot create IP address pool for network" |
162 | 37dc17e3 | Thomas Thrainer | " '%s': %s" % (self.op.network_name, err)) |
163 | 37dc17e3 | Thomas Thrainer | |
164 | 37dc17e3 | Thomas Thrainer | # Check if we need to reserve the nodes and the cluster master IP
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165 | 37dc17e3 | Thomas Thrainer | # These may not be allocated to any instances in routed mode, as
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166 | 37dc17e3 | Thomas Thrainer | # they wouldn't function anyway.
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167 | 37dc17e3 | Thomas Thrainer | if self.op.conflicts_check: |
168 | 37dc17e3 | Thomas Thrainer | for node in self.cfg.GetAllNodesInfo().values(): |
169 | 37dc17e3 | Thomas Thrainer | for ip in [node.primary_ip, node.secondary_ip]: |
170 | 37dc17e3 | Thomas Thrainer | try:
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171 | 37dc17e3 | Thomas Thrainer | if pool.Contains(ip):
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172 | 37dc17e3 | Thomas Thrainer | pool.Reserve(ip) |
173 | 37dc17e3 | Thomas Thrainer | self.LogInfo("Reserved IP address of node '%s' (%s)", |
174 | 37dc17e3 | Thomas Thrainer | node.name, ip) |
175 | 37dc17e3 | Thomas Thrainer | except errors.AddressPoolError, err:
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176 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Cannot reserve IP address '%s' of node '%s': %s", |
177 | 37dc17e3 | Thomas Thrainer | ip, node.name, err) |
178 | 37dc17e3 | Thomas Thrainer | |
179 | 37dc17e3 | Thomas Thrainer | master_ip = self.cfg.GetClusterInfo().master_ip
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180 | 37dc17e3 | Thomas Thrainer | try:
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181 | 37dc17e3 | Thomas Thrainer | if pool.Contains(master_ip):
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182 | 37dc17e3 | Thomas Thrainer | pool.Reserve(master_ip) |
183 | 37dc17e3 | Thomas Thrainer | self.LogInfo("Reserved cluster master IP address (%s)", master_ip) |
184 | 37dc17e3 | Thomas Thrainer | except errors.AddressPoolError, err:
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185 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Cannot reserve cluster master IP address (%s): %s", |
186 | 37dc17e3 | Thomas Thrainer | master_ip, err) |
187 | 37dc17e3 | Thomas Thrainer | |
188 | 37dc17e3 | Thomas Thrainer | if self.op.add_reserved_ips: |
189 | 37dc17e3 | Thomas Thrainer | for ip in self.op.add_reserved_ips: |
190 | 37dc17e3 | Thomas Thrainer | try:
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191 | 37dc17e3 | Thomas Thrainer | pool.Reserve(ip, external=True)
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192 | 37dc17e3 | Thomas Thrainer | except errors.AddressPoolError, err:
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193 | 37dc17e3 | Thomas Thrainer | raise errors.OpExecError("Cannot reserve IP address '%s': %s" % |
194 | 37dc17e3 | Thomas Thrainer | (ip, err)) |
195 | 37dc17e3 | Thomas Thrainer | |
196 | 37dc17e3 | Thomas Thrainer | if self.op.tags: |
197 | 37dc17e3 | Thomas Thrainer | for tag in self.op.tags: |
198 | 37dc17e3 | Thomas Thrainer | nobj.AddTag(tag) |
199 | 37dc17e3 | Thomas Thrainer | |
200 | 37dc17e3 | Thomas Thrainer | self.cfg.AddNetwork(nobj, self.proc.GetECId(), check_uuid=False) |
201 | 37dc17e3 | Thomas Thrainer | del self.remove_locks[locking.LEVEL_NETWORK] |
202 | 37dc17e3 | Thomas Thrainer | |
203 | 37dc17e3 | Thomas Thrainer | |
204 | 37dc17e3 | Thomas Thrainer | class LUNetworkRemove(LogicalUnit): |
205 | 37dc17e3 | Thomas Thrainer | HPATH = "network-remove"
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206 | 37dc17e3 | Thomas Thrainer | HTYPE = constants.HTYPE_NETWORK |
207 | 37dc17e3 | Thomas Thrainer | REQ_BGL = False
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208 | 37dc17e3 | Thomas Thrainer | |
209 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self): |
210 | 37dc17e3 | Thomas Thrainer | self.network_uuid = self.cfg.LookupNetwork(self.op.network_name) |
211 | 37dc17e3 | Thomas Thrainer | |
212 | 37dc17e3 | Thomas Thrainer | self.share_locks[locking.LEVEL_NODEGROUP] = 1 |
213 | 37dc17e3 | Thomas Thrainer | self.needed_locks = {
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214 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NETWORK: [self.network_uuid],
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215 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NODEGROUP: locking.ALL_SET, |
216 | 37dc17e3 | Thomas Thrainer | } |
217 | 37dc17e3 | Thomas Thrainer | |
218 | 37dc17e3 | Thomas Thrainer | def CheckPrereq(self): |
219 | 37dc17e3 | Thomas Thrainer | """Check prerequisites.
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220 | 37dc17e3 | Thomas Thrainer |
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221 | 37dc17e3 | Thomas Thrainer | This checks that the given network name exists as a network, that is
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222 | 37dc17e3 | Thomas Thrainer | empty (i.e., contains no nodes), and that is not the last group of the
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223 | 37dc17e3 | Thomas Thrainer | cluster.
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224 | 37dc17e3 | Thomas Thrainer |
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225 | 37dc17e3 | Thomas Thrainer | """
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226 | 37dc17e3 | Thomas Thrainer | # Verify that the network is not conncted.
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227 | 37dc17e3 | Thomas Thrainer | node_groups = [group.name |
228 | 37dc17e3 | Thomas Thrainer | for group in self.cfg.GetAllNodeGroupsInfo().values() |
229 | 37dc17e3 | Thomas Thrainer | if self.network_uuid in group.networks] |
230 | 37dc17e3 | Thomas Thrainer | |
231 | 37dc17e3 | Thomas Thrainer | if node_groups:
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232 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Network '%s' is connected to the following" |
233 | 37dc17e3 | Thomas Thrainer | " node groups: %s" %
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234 | 37dc17e3 | Thomas Thrainer | (self.op.network_name,
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235 | 37dc17e3 | Thomas Thrainer | utils.CommaJoin(utils.NiceSort(node_groups)))) |
236 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Network still connected", errors.ECODE_STATE) |
237 | 37dc17e3 | Thomas Thrainer | |
238 | 37dc17e3 | Thomas Thrainer | def BuildHooksEnv(self): |
239 | 37dc17e3 | Thomas Thrainer | """Build hooks env.
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240 | 37dc17e3 | Thomas Thrainer |
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241 | 37dc17e3 | Thomas Thrainer | """
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242 | 37dc17e3 | Thomas Thrainer | return {
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243 | 37dc17e3 | Thomas Thrainer | "NETWORK_NAME": self.op.network_name, |
244 | 37dc17e3 | Thomas Thrainer | } |
245 | 37dc17e3 | Thomas Thrainer | |
246 | 37dc17e3 | Thomas Thrainer | def BuildHooksNodes(self): |
247 | 37dc17e3 | Thomas Thrainer | """Build hooks nodes.
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248 | 37dc17e3 | Thomas Thrainer |
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249 | 37dc17e3 | Thomas Thrainer | """
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250 | 37dc17e3 | Thomas Thrainer | mn = self.cfg.GetMasterNode()
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251 | 37dc17e3 | Thomas Thrainer | return ([mn], [mn])
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252 | 37dc17e3 | Thomas Thrainer | |
253 | 37dc17e3 | Thomas Thrainer | def Exec(self, feedback_fn): |
254 | 37dc17e3 | Thomas Thrainer | """Remove the network.
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255 | 37dc17e3 | Thomas Thrainer |
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256 | 37dc17e3 | Thomas Thrainer | """
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257 | 37dc17e3 | Thomas Thrainer | try:
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258 | 37dc17e3 | Thomas Thrainer | self.cfg.RemoveNetwork(self.network_uuid) |
259 | 37dc17e3 | Thomas Thrainer | except errors.ConfigurationError:
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260 | 37dc17e3 | Thomas Thrainer | raise errors.OpExecError("Network '%s' with UUID %s disappeared" % |
261 | 37dc17e3 | Thomas Thrainer | (self.op.network_name, self.network_uuid)) |
262 | 37dc17e3 | Thomas Thrainer | |
263 | 37dc17e3 | Thomas Thrainer | |
264 | 37dc17e3 | Thomas Thrainer | class LUNetworkSetParams(LogicalUnit): |
265 | 37dc17e3 | Thomas Thrainer | """Modifies the parameters of a network.
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266 | 37dc17e3 | Thomas Thrainer |
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267 | 37dc17e3 | Thomas Thrainer | """
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268 | 37dc17e3 | Thomas Thrainer | HPATH = "network-modify"
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269 | 37dc17e3 | Thomas Thrainer | HTYPE = constants.HTYPE_NETWORK |
270 | 37dc17e3 | Thomas Thrainer | REQ_BGL = False
|
271 | 37dc17e3 | Thomas Thrainer | |
272 | 37dc17e3 | Thomas Thrainer | def CheckArguments(self): |
273 | 37dc17e3 | Thomas Thrainer | if (self.op.gateway and |
274 | 37dc17e3 | Thomas Thrainer | (self.op.add_reserved_ips or self.op.remove_reserved_ips)): |
275 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Cannot modify gateway and reserved ips" |
276 | 37dc17e3 | Thomas Thrainer | " at once", errors.ECODE_INVAL)
|
277 | 37dc17e3 | Thomas Thrainer | |
278 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self): |
279 | 37dc17e3 | Thomas Thrainer | self.network_uuid = self.cfg.LookupNetwork(self.op.network_name) |
280 | 37dc17e3 | Thomas Thrainer | |
281 | 37dc17e3 | Thomas Thrainer | self.needed_locks = {
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282 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NETWORK: [self.network_uuid],
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283 | 37dc17e3 | Thomas Thrainer | } |
284 | 37dc17e3 | Thomas Thrainer | |
285 | 37dc17e3 | Thomas Thrainer | def CheckPrereq(self): |
286 | 37dc17e3 | Thomas Thrainer | """Check prerequisites.
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287 | 37dc17e3 | Thomas Thrainer |
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288 | 37dc17e3 | Thomas Thrainer | """
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289 | 37dc17e3 | Thomas Thrainer | self.network = self.cfg.GetNetwork(self.network_uuid) |
290 | 37dc17e3 | Thomas Thrainer | self.gateway = self.network.gateway |
291 | 37dc17e3 | Thomas Thrainer | self.mac_prefix = self.network.mac_prefix |
292 | 37dc17e3 | Thomas Thrainer | self.network6 = self.network.network6 |
293 | 37dc17e3 | Thomas Thrainer | self.gateway6 = self.network.gateway6 |
294 | 37dc17e3 | Thomas Thrainer | self.tags = self.network.tags |
295 | 37dc17e3 | Thomas Thrainer | |
296 | 37dc17e3 | Thomas Thrainer | self.pool = network.AddressPool(self.network) |
297 | 37dc17e3 | Thomas Thrainer | |
298 | 37dc17e3 | Thomas Thrainer | if self.op.gateway: |
299 | 37dc17e3 | Thomas Thrainer | if self.op.gateway == constants.VALUE_NONE: |
300 | 37dc17e3 | Thomas Thrainer | self.gateway = None |
301 | 37dc17e3 | Thomas Thrainer | else:
|
302 | 37dc17e3 | Thomas Thrainer | self.gateway = self.op.gateway |
303 | 37dc17e3 | Thomas Thrainer | if self.pool.IsReserved(self.gateway): |
304 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Gateway IP address '%s' is already" |
305 | 37dc17e3 | Thomas Thrainer | " reserved" % self.gateway, |
306 | 37dc17e3 | Thomas Thrainer | errors.ECODE_STATE) |
307 | 37dc17e3 | Thomas Thrainer | |
308 | 37dc17e3 | Thomas Thrainer | if self.op.mac_prefix: |
309 | 37dc17e3 | Thomas Thrainer | if self.op.mac_prefix == constants.VALUE_NONE: |
310 | 37dc17e3 | Thomas Thrainer | self.mac_prefix = None |
311 | 37dc17e3 | Thomas Thrainer | else:
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312 | 37dc17e3 | Thomas Thrainer | self.mac_prefix = \
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313 | 37dc17e3 | Thomas Thrainer | utils.NormalizeAndValidateThreeOctetMacPrefix(self.op.mac_prefix)
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314 | 37dc17e3 | Thomas Thrainer | |
315 | 37dc17e3 | Thomas Thrainer | if self.op.gateway6: |
316 | 37dc17e3 | Thomas Thrainer | if self.op.gateway6 == constants.VALUE_NONE: |
317 | 37dc17e3 | Thomas Thrainer | self.gateway6 = None |
318 | 37dc17e3 | Thomas Thrainer | else:
|
319 | 37dc17e3 | Thomas Thrainer | self.gateway6 = self.op.gateway6 |
320 | 37dc17e3 | Thomas Thrainer | |
321 | 37dc17e3 | Thomas Thrainer | if self.op.network6: |
322 | 37dc17e3 | Thomas Thrainer | if self.op.network6 == constants.VALUE_NONE: |
323 | 37dc17e3 | Thomas Thrainer | self.network6 = None |
324 | 37dc17e3 | Thomas Thrainer | else:
|
325 | 37dc17e3 | Thomas Thrainer | self.network6 = self.op.network6 |
326 | 37dc17e3 | Thomas Thrainer | |
327 | 37dc17e3 | Thomas Thrainer | def BuildHooksEnv(self): |
328 | 37dc17e3 | Thomas Thrainer | """Build hooks env.
|
329 | 37dc17e3 | Thomas Thrainer |
|
330 | 37dc17e3 | Thomas Thrainer | """
|
331 | 37dc17e3 | Thomas Thrainer | args = { |
332 | 37dc17e3 | Thomas Thrainer | "name": self.op.network_name, |
333 | 37dc17e3 | Thomas Thrainer | "subnet": self.network.network, |
334 | 37dc17e3 | Thomas Thrainer | "gateway": self.gateway, |
335 | 37dc17e3 | Thomas Thrainer | "network6": self.network6, |
336 | 37dc17e3 | Thomas Thrainer | "gateway6": self.gateway6, |
337 | 37dc17e3 | Thomas Thrainer | "mac_prefix": self.mac_prefix, |
338 | 37dc17e3 | Thomas Thrainer | "tags": self.tags, |
339 | 37dc17e3 | Thomas Thrainer | } |
340 | 37dc17e3 | Thomas Thrainer | return _BuildNetworkHookEnv(**args) # pylint: disable=W0142 |
341 | 37dc17e3 | Thomas Thrainer | |
342 | 37dc17e3 | Thomas Thrainer | def BuildHooksNodes(self): |
343 | 37dc17e3 | Thomas Thrainer | """Build hooks nodes.
|
344 | 37dc17e3 | Thomas Thrainer |
|
345 | 37dc17e3 | Thomas Thrainer | """
|
346 | 37dc17e3 | Thomas Thrainer | mn = self.cfg.GetMasterNode()
|
347 | 37dc17e3 | Thomas Thrainer | return ([mn], [mn])
|
348 | 37dc17e3 | Thomas Thrainer | |
349 | 37dc17e3 | Thomas Thrainer | def Exec(self, feedback_fn): |
350 | 37dc17e3 | Thomas Thrainer | """Modifies the network.
|
351 | 37dc17e3 | Thomas Thrainer |
|
352 | 37dc17e3 | Thomas Thrainer | """
|
353 | 37dc17e3 | Thomas Thrainer | #TODO: reserve/release via temporary reservation manager
|
354 | 37dc17e3 | Thomas Thrainer | # extend cfg.ReserveIp/ReleaseIp with the external flag
|
355 | 37dc17e3 | Thomas Thrainer | if self.op.gateway: |
356 | 37dc17e3 | Thomas Thrainer | if self.gateway == self.network.gateway: |
357 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Gateway is already %s", self.gateway) |
358 | 37dc17e3 | Thomas Thrainer | else:
|
359 | 37dc17e3 | Thomas Thrainer | if self.gateway: |
360 | 37dc17e3 | Thomas Thrainer | self.pool.Reserve(self.gateway, external=True) |
361 | 37dc17e3 | Thomas Thrainer | if self.network.gateway: |
362 | 37dc17e3 | Thomas Thrainer | self.pool.Release(self.network.gateway, external=True) |
363 | 37dc17e3 | Thomas Thrainer | self.network.gateway = self.gateway |
364 | 37dc17e3 | Thomas Thrainer | |
365 | 37dc17e3 | Thomas Thrainer | if self.op.add_reserved_ips: |
366 | 37dc17e3 | Thomas Thrainer | for ip in self.op.add_reserved_ips: |
367 | 37dc17e3 | Thomas Thrainer | try:
|
368 | 37dc17e3 | Thomas Thrainer | if self.pool.IsReserved(ip): |
369 | 37dc17e3 | Thomas Thrainer | self.LogWarning("IP address %s is already reserved", ip) |
370 | 37dc17e3 | Thomas Thrainer | else:
|
371 | 37dc17e3 | Thomas Thrainer | self.pool.Reserve(ip, external=True) |
372 | 37dc17e3 | Thomas Thrainer | except errors.AddressPoolError, err:
|
373 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Cannot reserve IP address %s: %s", ip, err) |
374 | 37dc17e3 | Thomas Thrainer | |
375 | 37dc17e3 | Thomas Thrainer | if self.op.remove_reserved_ips: |
376 | 37dc17e3 | Thomas Thrainer | for ip in self.op.remove_reserved_ips: |
377 | 37dc17e3 | Thomas Thrainer | if ip == self.network.gateway: |
378 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Cannot unreserve Gateway's IP") |
379 | 37dc17e3 | Thomas Thrainer | continue
|
380 | 37dc17e3 | Thomas Thrainer | try:
|
381 | 37dc17e3 | Thomas Thrainer | if not self.pool.IsReserved(ip): |
382 | 37dc17e3 | Thomas Thrainer | self.LogWarning("IP address %s is already unreserved", ip) |
383 | 37dc17e3 | Thomas Thrainer | else:
|
384 | 37dc17e3 | Thomas Thrainer | self.pool.Release(ip, external=True) |
385 | 37dc17e3 | Thomas Thrainer | except errors.AddressPoolError, err:
|
386 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Cannot release IP address %s: %s", ip, err) |
387 | 37dc17e3 | Thomas Thrainer | |
388 | 37dc17e3 | Thomas Thrainer | if self.op.mac_prefix: |
389 | 37dc17e3 | Thomas Thrainer | self.network.mac_prefix = self.mac_prefix |
390 | 37dc17e3 | Thomas Thrainer | |
391 | 37dc17e3 | Thomas Thrainer | if self.op.network6: |
392 | 37dc17e3 | Thomas Thrainer | self.network.network6 = self.network6 |
393 | 37dc17e3 | Thomas Thrainer | |
394 | 37dc17e3 | Thomas Thrainer | if self.op.gateway6: |
395 | 37dc17e3 | Thomas Thrainer | self.network.gateway6 = self.gateway6 |
396 | 37dc17e3 | Thomas Thrainer | |
397 | 37dc17e3 | Thomas Thrainer | self.pool.Validate()
|
398 | 37dc17e3 | Thomas Thrainer | |
399 | 37dc17e3 | Thomas Thrainer | self.cfg.Update(self.network, feedback_fn) |
400 | 37dc17e3 | Thomas Thrainer | |
401 | 37dc17e3 | Thomas Thrainer | |
402 | 5eacbcae | Thomas Thrainer | class NetworkQuery(QueryBase): |
403 | 37dc17e3 | Thomas Thrainer | FIELDS = query.NETWORK_FIELDS |
404 | 37dc17e3 | Thomas Thrainer | |
405 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self, lu): |
406 | 37dc17e3 | Thomas Thrainer | lu.needed_locks = {} |
407 | 5eacbcae | Thomas Thrainer | lu.share_locks = ShareAll() |
408 | 37dc17e3 | Thomas Thrainer | |
409 | 37dc17e3 | Thomas Thrainer | self.do_locking = self.use_locking |
410 | 37dc17e3 | Thomas Thrainer | |
411 | 37dc17e3 | Thomas Thrainer | all_networks = lu.cfg.GetAllNetworksInfo() |
412 | 37dc17e3 | Thomas Thrainer | name_to_uuid = dict((n.name, n.uuid) for n in all_networks.values()) |
413 | 37dc17e3 | Thomas Thrainer | |
414 | 37dc17e3 | Thomas Thrainer | if self.names: |
415 | 37dc17e3 | Thomas Thrainer | missing = [] |
416 | 37dc17e3 | Thomas Thrainer | self.wanted = []
|
417 | 37dc17e3 | Thomas Thrainer | |
418 | 37dc17e3 | Thomas Thrainer | for name in self.names: |
419 | 37dc17e3 | Thomas Thrainer | if name in name_to_uuid: |
420 | 37dc17e3 | Thomas Thrainer | self.wanted.append(name_to_uuid[name])
|
421 | 37dc17e3 | Thomas Thrainer | else:
|
422 | 37dc17e3 | Thomas Thrainer | missing.append(name) |
423 | 37dc17e3 | Thomas Thrainer | |
424 | 37dc17e3 | Thomas Thrainer | if missing:
|
425 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Some networks do not exist: %s" % missing, |
426 | 37dc17e3 | Thomas Thrainer | errors.ECODE_NOENT) |
427 | 37dc17e3 | Thomas Thrainer | else:
|
428 | 37dc17e3 | Thomas Thrainer | self.wanted = locking.ALL_SET
|
429 | 37dc17e3 | Thomas Thrainer | |
430 | 37dc17e3 | Thomas Thrainer | if self.do_locking: |
431 | 37dc17e3 | Thomas Thrainer | lu.needed_locks[locking.LEVEL_NETWORK] = self.wanted
|
432 | 37dc17e3 | Thomas Thrainer | if query.NETQ_INST in self.requested_data: |
433 | 37dc17e3 | Thomas Thrainer | lu.needed_locks[locking.LEVEL_INSTANCE] = locking.ALL_SET |
434 | 37dc17e3 | Thomas Thrainer | if query.NETQ_GROUP in self.requested_data: |
435 | 37dc17e3 | Thomas Thrainer | lu.needed_locks[locking.LEVEL_NODEGROUP] = locking.ALL_SET |
436 | 37dc17e3 | Thomas Thrainer | |
437 | 37dc17e3 | Thomas Thrainer | def DeclareLocks(self, lu, level): |
438 | 37dc17e3 | Thomas Thrainer | pass
|
439 | 37dc17e3 | Thomas Thrainer | |
440 | 37dc17e3 | Thomas Thrainer | def _GetQueryData(self, lu): |
441 | 37dc17e3 | Thomas Thrainer | """Computes the list of networks and their attributes.
|
442 | 37dc17e3 | Thomas Thrainer |
|
443 | 37dc17e3 | Thomas Thrainer | """
|
444 | 37dc17e3 | Thomas Thrainer | all_networks = lu.cfg.GetAllNetworksInfo() |
445 | 37dc17e3 | Thomas Thrainer | |
446 | 37dc17e3 | Thomas Thrainer | network_uuids = self._GetNames(lu, all_networks.keys(),
|
447 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NETWORK) |
448 | 37dc17e3 | Thomas Thrainer | |
449 | 37dc17e3 | Thomas Thrainer | do_instances = query.NETQ_INST in self.requested_data |
450 | 37dc17e3 | Thomas Thrainer | do_groups = query.NETQ_GROUP in self.requested_data |
451 | 37dc17e3 | Thomas Thrainer | |
452 | 37dc17e3 | Thomas Thrainer | network_to_instances = None
|
453 | 37dc17e3 | Thomas Thrainer | network_to_groups = None
|
454 | 37dc17e3 | Thomas Thrainer | |
455 | 37dc17e3 | Thomas Thrainer | # For NETQ_GROUP, we need to map network->[groups]
|
456 | 37dc17e3 | Thomas Thrainer | if do_groups:
|
457 | 37dc17e3 | Thomas Thrainer | all_groups = lu.cfg.GetAllNodeGroupsInfo() |
458 | 37dc17e3 | Thomas Thrainer | network_to_groups = dict((uuid, []) for uuid in network_uuids) |
459 | 37dc17e3 | Thomas Thrainer | for _, group in all_groups.iteritems(): |
460 | 37dc17e3 | Thomas Thrainer | for net_uuid in network_uuids: |
461 | 37dc17e3 | Thomas Thrainer | netparams = group.networks.get(net_uuid, None)
|
462 | 37dc17e3 | Thomas Thrainer | if netparams:
|
463 | 37dc17e3 | Thomas Thrainer | info = (group.name, netparams[constants.NIC_MODE], |
464 | 37dc17e3 | Thomas Thrainer | netparams[constants.NIC_LINK]) |
465 | 37dc17e3 | Thomas Thrainer | |
466 | 37dc17e3 | Thomas Thrainer | network_to_groups[net_uuid].append(info) |
467 | 37dc17e3 | Thomas Thrainer | |
468 | 37dc17e3 | Thomas Thrainer | if do_instances:
|
469 | 37dc17e3 | Thomas Thrainer | all_instances = lu.cfg.GetAllInstancesInfo() |
470 | 37dc17e3 | Thomas Thrainer | network_to_instances = dict((uuid, []) for uuid in network_uuids) |
471 | 37dc17e3 | Thomas Thrainer | for instance in all_instances.values(): |
472 | 37dc17e3 | Thomas Thrainer | for nic in instance.nics: |
473 | 37dc17e3 | Thomas Thrainer | if nic.network in network_uuids: |
474 | da4a52a3 | Thomas Thrainer | network_to_instances[nic.network].append(instance.uuid) |
475 | 37dc17e3 | Thomas Thrainer | break
|
476 | 37dc17e3 | Thomas Thrainer | |
477 | 37dc17e3 | Thomas Thrainer | if query.NETQ_STATS in self.requested_data: |
478 | 37dc17e3 | Thomas Thrainer | stats = \ |
479 | 37dc17e3 | Thomas Thrainer | dict((uuid,
|
480 | 37dc17e3 | Thomas Thrainer | self._GetStats(network.AddressPool(all_networks[uuid])))
|
481 | 37dc17e3 | Thomas Thrainer | for uuid in network_uuids) |
482 | 37dc17e3 | Thomas Thrainer | else:
|
483 | 37dc17e3 | Thomas Thrainer | stats = None
|
484 | 37dc17e3 | Thomas Thrainer | |
485 | 37dc17e3 | Thomas Thrainer | return query.NetworkQueryData([all_networks[uuid]
|
486 | 37dc17e3 | Thomas Thrainer | for uuid in network_uuids], |
487 | 37dc17e3 | Thomas Thrainer | network_to_groups, |
488 | 37dc17e3 | Thomas Thrainer | network_to_instances, |
489 | 37dc17e3 | Thomas Thrainer | stats) |
490 | 37dc17e3 | Thomas Thrainer | |
491 | 37dc17e3 | Thomas Thrainer | @staticmethod
|
492 | 37dc17e3 | Thomas Thrainer | def _GetStats(pool): |
493 | 37dc17e3 | Thomas Thrainer | """Returns statistics for a network address pool.
|
494 | 37dc17e3 | Thomas Thrainer |
|
495 | 37dc17e3 | Thomas Thrainer | """
|
496 | 37dc17e3 | Thomas Thrainer | return {
|
497 | 37dc17e3 | Thomas Thrainer | "free_count": pool.GetFreeCount(),
|
498 | 37dc17e3 | Thomas Thrainer | "reserved_count": pool.GetReservedCount(),
|
499 | 37dc17e3 | Thomas Thrainer | "map": pool.GetMap(),
|
500 | 37dc17e3 | Thomas Thrainer | "external_reservations":
|
501 | 37dc17e3 | Thomas Thrainer | utils.CommaJoin(pool.GetExternalReservations()), |
502 | 37dc17e3 | Thomas Thrainer | } |
503 | 37dc17e3 | Thomas Thrainer | |
504 | 37dc17e3 | Thomas Thrainer | |
505 | 37dc17e3 | Thomas Thrainer | class LUNetworkQuery(NoHooksLU): |
506 | 37dc17e3 | Thomas Thrainer | """Logical unit for querying networks.
|
507 | 37dc17e3 | Thomas Thrainer |
|
508 | 37dc17e3 | Thomas Thrainer | """
|
509 | 37dc17e3 | Thomas Thrainer | REQ_BGL = False
|
510 | 37dc17e3 | Thomas Thrainer | |
511 | 37dc17e3 | Thomas Thrainer | def CheckArguments(self): |
512 | 5eacbcae | Thomas Thrainer | self.nq = NetworkQuery(qlang.MakeSimpleFilter("name", self.op.names), |
513 | 37dc17e3 | Thomas Thrainer | self.op.output_fields, self.op.use_locking) |
514 | 37dc17e3 | Thomas Thrainer | |
515 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self): |
516 | 37dc17e3 | Thomas Thrainer | self.nq.ExpandNames(self) |
517 | 37dc17e3 | Thomas Thrainer | |
518 | 37dc17e3 | Thomas Thrainer | def Exec(self, feedback_fn): |
519 | 37dc17e3 | Thomas Thrainer | return self.nq.OldStyleQuery(self) |
520 | 37dc17e3 | Thomas Thrainer | |
521 | 37dc17e3 | Thomas Thrainer | |
522 | 37dc17e3 | Thomas Thrainer | def _FmtNetworkConflict(details): |
523 | 37dc17e3 | Thomas Thrainer | """Utility for L{_NetworkConflictCheck}.
|
524 | 37dc17e3 | Thomas Thrainer |
|
525 | 37dc17e3 | Thomas Thrainer | """
|
526 | 37dc17e3 | Thomas Thrainer | return utils.CommaJoin("nic%s/%s" % (idx, ipaddr) |
527 | 37dc17e3 | Thomas Thrainer | for (idx, ipaddr) in details) |
528 | 37dc17e3 | Thomas Thrainer | |
529 | 37dc17e3 | Thomas Thrainer | |
530 | 37dc17e3 | Thomas Thrainer | def _NetworkConflictCheck(lu, check_fn, action, instances): |
531 | 37dc17e3 | Thomas Thrainer | """Checks for network interface conflicts with a network.
|
532 | 37dc17e3 | Thomas Thrainer |
|
533 | 37dc17e3 | Thomas Thrainer | @type lu: L{LogicalUnit}
|
534 | 37dc17e3 | Thomas Thrainer | @type check_fn: callable receiving one parameter (L{objects.NIC}) and
|
535 | 37dc17e3 | Thomas Thrainer | returning boolean
|
536 | 37dc17e3 | Thomas Thrainer | @param check_fn: Function checking for conflict
|
537 | 37dc17e3 | Thomas Thrainer | @type action: string
|
538 | 37dc17e3 | Thomas Thrainer | @param action: Part of error message (see code)
|
539 | 3fe41221 | Klaus Aehlig | @param instances: the instances to check
|
540 | 3fe41221 | Klaus Aehlig | @type instances: list of instance objects
|
541 | 37dc17e3 | Thomas Thrainer | @raise errors.OpPrereqError: If conflicting IP addresses are found.
|
542 | 37dc17e3 | Thomas Thrainer |
|
543 | 37dc17e3 | Thomas Thrainer | """
|
544 | 37dc17e3 | Thomas Thrainer | conflicts = [] |
545 | 37dc17e3 | Thomas Thrainer | |
546 | da4a52a3 | Thomas Thrainer | for instance in instances: |
547 | 37dc17e3 | Thomas Thrainer | instconflicts = [(idx, nic.ip) |
548 | 37dc17e3 | Thomas Thrainer | for (idx, nic) in enumerate(instance.nics) |
549 | 37dc17e3 | Thomas Thrainer | if check_fn(nic)]
|
550 | 37dc17e3 | Thomas Thrainer | |
551 | 37dc17e3 | Thomas Thrainer | if instconflicts:
|
552 | 37dc17e3 | Thomas Thrainer | conflicts.append((instance.name, instconflicts)) |
553 | 37dc17e3 | Thomas Thrainer | |
554 | 37dc17e3 | Thomas Thrainer | if conflicts:
|
555 | 37dc17e3 | Thomas Thrainer | lu.LogWarning("IP addresses from network '%s', which is about to %s"
|
556 | 37dc17e3 | Thomas Thrainer | " node group '%s', are in use: %s" %
|
557 | 37dc17e3 | Thomas Thrainer | (lu.network_name, action, lu.group.name, |
558 | 37dc17e3 | Thomas Thrainer | utils.CommaJoin(("%s: %s" %
|
559 | 37dc17e3 | Thomas Thrainer | (name, _FmtNetworkConflict(details))) |
560 | 37dc17e3 | Thomas Thrainer | for (name, details) in conflicts))) |
561 | 37dc17e3 | Thomas Thrainer | |
562 | 37dc17e3 | Thomas Thrainer | raise errors.OpPrereqError("Conflicting IP addresses found; " |
563 | 37dc17e3 | Thomas Thrainer | " remove/modify the corresponding network"
|
564 | 37dc17e3 | Thomas Thrainer | " interfaces", errors.ECODE_STATE)
|
565 | 37dc17e3 | Thomas Thrainer | |
566 | 37dc17e3 | Thomas Thrainer | |
567 | 37dc17e3 | Thomas Thrainer | class LUNetworkConnect(LogicalUnit): |
568 | 37dc17e3 | Thomas Thrainer | """Connect a network to a nodegroup
|
569 | 37dc17e3 | Thomas Thrainer |
|
570 | 37dc17e3 | Thomas Thrainer | """
|
571 | 37dc17e3 | Thomas Thrainer | HPATH = "network-connect"
|
572 | 37dc17e3 | Thomas Thrainer | HTYPE = constants.HTYPE_NETWORK |
573 | 37dc17e3 | Thomas Thrainer | REQ_BGL = False
|
574 | 37dc17e3 | Thomas Thrainer | |
575 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self): |
576 | 37dc17e3 | Thomas Thrainer | self.network_name = self.op.network_name |
577 | 37dc17e3 | Thomas Thrainer | self.group_name = self.op.group_name |
578 | 37dc17e3 | Thomas Thrainer | self.network_mode = self.op.network_mode |
579 | 37dc17e3 | Thomas Thrainer | self.network_link = self.op.network_link |
580 | 37dc17e3 | Thomas Thrainer | |
581 | 37dc17e3 | Thomas Thrainer | self.network_uuid = self.cfg.LookupNetwork(self.network_name) |
582 | 37dc17e3 | Thomas Thrainer | self.group_uuid = self.cfg.LookupNodeGroup(self.group_name) |
583 | 37dc17e3 | Thomas Thrainer | |
584 | 37dc17e3 | Thomas Thrainer | self.needed_locks = {
|
585 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_INSTANCE: [], |
586 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NODEGROUP: [self.group_uuid],
|
587 | 37dc17e3 | Thomas Thrainer | } |
588 | 37dc17e3 | Thomas Thrainer | self.share_locks[locking.LEVEL_INSTANCE] = 1 |
589 | 37dc17e3 | Thomas Thrainer | |
590 | 37dc17e3 | Thomas Thrainer | if self.op.conflicts_check: |
591 | 37dc17e3 | Thomas Thrainer | self.needed_locks[locking.LEVEL_NETWORK] = [self.network_uuid] |
592 | 37dc17e3 | Thomas Thrainer | self.share_locks[locking.LEVEL_NETWORK] = 1 |
593 | 37dc17e3 | Thomas Thrainer | |
594 | 37dc17e3 | Thomas Thrainer | def DeclareLocks(self, level): |
595 | 37dc17e3 | Thomas Thrainer | if level == locking.LEVEL_INSTANCE:
|
596 | 37dc17e3 | Thomas Thrainer | assert not self.needed_locks[locking.LEVEL_INSTANCE] |
597 | 37dc17e3 | Thomas Thrainer | |
598 | 37dc17e3 | Thomas Thrainer | # Lock instances optimistically, needs verification once group lock has
|
599 | 37dc17e3 | Thomas Thrainer | # been acquired
|
600 | 37dc17e3 | Thomas Thrainer | if self.op.conflicts_check: |
601 | 37dc17e3 | Thomas Thrainer | self.needed_locks[locking.LEVEL_INSTANCE] = \
|
602 | da4a52a3 | Thomas Thrainer | self.cfg.GetInstanceNames(
|
603 | da4a52a3 | Thomas Thrainer | self.cfg.GetNodeGroupInstances(self.group_uuid)) |
604 | 37dc17e3 | Thomas Thrainer | |
605 | 37dc17e3 | Thomas Thrainer | def BuildHooksEnv(self): |
606 | 37dc17e3 | Thomas Thrainer | ret = { |
607 | 37dc17e3 | Thomas Thrainer | "GROUP_NAME": self.group_name, |
608 | 37dc17e3 | Thomas Thrainer | "GROUP_NETWORK_MODE": self.network_mode, |
609 | 37dc17e3 | Thomas Thrainer | "GROUP_NETWORK_LINK": self.network_link, |
610 | 37dc17e3 | Thomas Thrainer | } |
611 | 37dc17e3 | Thomas Thrainer | return ret
|
612 | 37dc17e3 | Thomas Thrainer | |
613 | 37dc17e3 | Thomas Thrainer | def BuildHooksNodes(self): |
614 | 1c3231aa | Thomas Thrainer | node_uuids = self.cfg.GetNodeGroup(self.group_uuid).members |
615 | 1c3231aa | Thomas Thrainer | return (node_uuids, node_uuids)
|
616 | 37dc17e3 | Thomas Thrainer | |
617 | 37dc17e3 | Thomas Thrainer | def CheckPrereq(self): |
618 | 37dc17e3 | Thomas Thrainer | owned_groups = frozenset(self.owned_locks(locking.LEVEL_NODEGROUP)) |
619 | 37dc17e3 | Thomas Thrainer | |
620 | 37dc17e3 | Thomas Thrainer | assert self.group_uuid in owned_groups |
621 | 37dc17e3 | Thomas Thrainer | |
622 | 37dc17e3 | Thomas Thrainer | # Check if locked instances are still correct
|
623 | da4a52a3 | Thomas Thrainer | owned_instance_names = frozenset(self.owned_locks(locking.LEVEL_INSTANCE)) |
624 | 37dc17e3 | Thomas Thrainer | if self.op.conflicts_check: |
625 | da4a52a3 | Thomas Thrainer | CheckNodeGroupInstances(self.cfg, self.group_uuid, owned_instance_names) |
626 | 37dc17e3 | Thomas Thrainer | |
627 | 37dc17e3 | Thomas Thrainer | self.netparams = {
|
628 | 37dc17e3 | Thomas Thrainer | constants.NIC_MODE: self.network_mode,
|
629 | 37dc17e3 | Thomas Thrainer | constants.NIC_LINK: self.network_link,
|
630 | 37dc17e3 | Thomas Thrainer | } |
631 | 37dc17e3 | Thomas Thrainer | objects.NIC.CheckParameterSyntax(self.netparams)
|
632 | 37dc17e3 | Thomas Thrainer | |
633 | 37dc17e3 | Thomas Thrainer | self.group = self.cfg.GetNodeGroup(self.group_uuid) |
634 | 37dc17e3 | Thomas Thrainer | #if self.network_mode == constants.NIC_MODE_BRIDGED:
|
635 | 37dc17e3 | Thomas Thrainer | # _CheckNodeGroupBridgesExist(self, self.network_link, self.group_uuid)
|
636 | 37dc17e3 | Thomas Thrainer | self.connected = False |
637 | 37dc17e3 | Thomas Thrainer | if self.network_uuid in self.group.networks: |
638 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Network '%s' is already mapped to group '%s'" % |
639 | 37dc17e3 | Thomas Thrainer | (self.network_name, self.group.name)) |
640 | 37dc17e3 | Thomas Thrainer | self.connected = True |
641 | 37dc17e3 | Thomas Thrainer | |
642 | 37dc17e3 | Thomas Thrainer | # check only if not already connected
|
643 | 37dc17e3 | Thomas Thrainer | elif self.op.conflicts_check: |
644 | 37dc17e3 | Thomas Thrainer | pool = network.AddressPool(self.cfg.GetNetwork(self.network_uuid)) |
645 | 37dc17e3 | Thomas Thrainer | |
646 | da4a52a3 | Thomas Thrainer | _NetworkConflictCheck( |
647 | da4a52a3 | Thomas Thrainer | self, lambda nic: pool.Contains(nic.ip), "connect to", |
648 | 3fe41221 | Klaus Aehlig | [instance_info for (_, instance_info) in |
649 | 3fe41221 | Klaus Aehlig | self.cfg.GetMultiInstanceInfoByName(owned_instance_names)])
|
650 | 37dc17e3 | Thomas Thrainer | |
651 | 37dc17e3 | Thomas Thrainer | def Exec(self, feedback_fn): |
652 | 37dc17e3 | Thomas Thrainer | # Connect the network and update the group only if not already connected
|
653 | 37dc17e3 | Thomas Thrainer | if not self.connected: |
654 | 37dc17e3 | Thomas Thrainer | self.group.networks[self.network_uuid] = self.netparams |
655 | 37dc17e3 | Thomas Thrainer | self.cfg.Update(self.group, feedback_fn) |
656 | 37dc17e3 | Thomas Thrainer | |
657 | 37dc17e3 | Thomas Thrainer | |
658 | 37dc17e3 | Thomas Thrainer | class LUNetworkDisconnect(LogicalUnit): |
659 | 37dc17e3 | Thomas Thrainer | """Disconnect a network to a nodegroup
|
660 | 37dc17e3 | Thomas Thrainer |
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661 | 37dc17e3 | Thomas Thrainer | """
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662 | 37dc17e3 | Thomas Thrainer | HPATH = "network-disconnect"
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663 | 37dc17e3 | Thomas Thrainer | HTYPE = constants.HTYPE_NETWORK |
664 | 37dc17e3 | Thomas Thrainer | REQ_BGL = False
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665 | 37dc17e3 | Thomas Thrainer | |
666 | 37dc17e3 | Thomas Thrainer | def ExpandNames(self): |
667 | 37dc17e3 | Thomas Thrainer | self.network_name = self.op.network_name |
668 | 37dc17e3 | Thomas Thrainer | self.group_name = self.op.group_name |
669 | 37dc17e3 | Thomas Thrainer | |
670 | 37dc17e3 | Thomas Thrainer | self.network_uuid = self.cfg.LookupNetwork(self.network_name) |
671 | 37dc17e3 | Thomas Thrainer | self.group_uuid = self.cfg.LookupNodeGroup(self.group_name) |
672 | 37dc17e3 | Thomas Thrainer | |
673 | 37dc17e3 | Thomas Thrainer | self.needed_locks = {
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674 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_INSTANCE: [], |
675 | 37dc17e3 | Thomas Thrainer | locking.LEVEL_NODEGROUP: [self.group_uuid],
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676 | 37dc17e3 | Thomas Thrainer | } |
677 | 37dc17e3 | Thomas Thrainer | self.share_locks[locking.LEVEL_INSTANCE] = 1 |
678 | 37dc17e3 | Thomas Thrainer | |
679 | 37dc17e3 | Thomas Thrainer | def DeclareLocks(self, level): |
680 | 37dc17e3 | Thomas Thrainer | if level == locking.LEVEL_INSTANCE:
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681 | 37dc17e3 | Thomas Thrainer | assert not self.needed_locks[locking.LEVEL_INSTANCE] |
682 | 37dc17e3 | Thomas Thrainer | |
683 | 37dc17e3 | Thomas Thrainer | # Lock instances optimistically, needs verification once group lock has
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684 | 37dc17e3 | Thomas Thrainer | # been acquired
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685 | 37dc17e3 | Thomas Thrainer | self.needed_locks[locking.LEVEL_INSTANCE] = \
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686 | da4a52a3 | Thomas Thrainer | self.cfg.GetInstanceNames(
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687 | da4a52a3 | Thomas Thrainer | self.cfg.GetNodeGroupInstances(self.group_uuid)) |
688 | 37dc17e3 | Thomas Thrainer | |
689 | 37dc17e3 | Thomas Thrainer | def BuildHooksEnv(self): |
690 | 37dc17e3 | Thomas Thrainer | ret = { |
691 | 37dc17e3 | Thomas Thrainer | "GROUP_NAME": self.group_name, |
692 | 37dc17e3 | Thomas Thrainer | } |
693 | 37dc17e3 | Thomas Thrainer | return ret
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694 | 37dc17e3 | Thomas Thrainer | |
695 | 37dc17e3 | Thomas Thrainer | def BuildHooksNodes(self): |
696 | 37dc17e3 | Thomas Thrainer | nodes = self.cfg.GetNodeGroup(self.group_uuid).members |
697 | 37dc17e3 | Thomas Thrainer | return (nodes, nodes)
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698 | 37dc17e3 | Thomas Thrainer | |
699 | 37dc17e3 | Thomas Thrainer | def CheckPrereq(self): |
700 | 37dc17e3 | Thomas Thrainer | owned_groups = frozenset(self.owned_locks(locking.LEVEL_NODEGROUP)) |
701 | 37dc17e3 | Thomas Thrainer | |
702 | 37dc17e3 | Thomas Thrainer | assert self.group_uuid in owned_groups |
703 | 37dc17e3 | Thomas Thrainer | |
704 | 37dc17e3 | Thomas Thrainer | # Check if locked instances are still correct
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705 | 37dc17e3 | Thomas Thrainer | owned_instances = frozenset(self.owned_locks(locking.LEVEL_INSTANCE)) |
706 | 5eacbcae | Thomas Thrainer | CheckNodeGroupInstances(self.cfg, self.group_uuid, owned_instances) |
707 | 37dc17e3 | Thomas Thrainer | |
708 | 37dc17e3 | Thomas Thrainer | self.group = self.cfg.GetNodeGroup(self.group_uuid) |
709 | 37dc17e3 | Thomas Thrainer | self.connected = True |
710 | 37dc17e3 | Thomas Thrainer | if self.network_uuid not in self.group.networks: |
711 | 37dc17e3 | Thomas Thrainer | self.LogWarning("Network '%s' is not mapped to group '%s'", |
712 | 37dc17e3 | Thomas Thrainer | self.network_name, self.group.name) |
713 | 37dc17e3 | Thomas Thrainer | self.connected = False |
714 | 37dc17e3 | Thomas Thrainer | |
715 | 37dc17e3 | Thomas Thrainer | # We need this check only if network is not already connected
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716 | 37dc17e3 | Thomas Thrainer | else:
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717 | da4a52a3 | Thomas Thrainer | _NetworkConflictCheck( |
718 | da4a52a3 | Thomas Thrainer | self, lambda nic: nic.network == self.network_uuid, "disconnect from", |
719 | 32449822 | Dimitris Aragiorgis | [instance_info for (_, instance_info) in |
720 | 32449822 | Dimitris Aragiorgis | self.cfg.GetMultiInstanceInfoByName(owned_instances)])
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721 | 37dc17e3 | Thomas Thrainer | |
722 | 37dc17e3 | Thomas Thrainer | def Exec(self, feedback_fn): |
723 | 37dc17e3 | Thomas Thrainer | # Disconnect the network and update the group only if network is connected
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724 | 37dc17e3 | Thomas Thrainer | if self.connected: |
725 | 37dc17e3 | Thomas Thrainer | del self.group.networks[self.network_uuid] |
726 | 37dc17e3 | Thomas Thrainer | self.cfg.Update(self.group, feedback_fn) |