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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | 2cc673a3 | Iustin Pop | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Google Inc.
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5 | a8083063 | Iustin Pop | #
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6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | a8083063 | Iustin Pop | # (at your option) any later version.
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10 | a8083063 | Iustin Pop | #
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11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | a8083063 | Iustin Pop | # General Public License for more details.
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15 | a8083063 | Iustin Pop | #
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16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | a8083063 | Iustin Pop | # 02110-1301, USA.
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20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Transportable objects for Ganeti.
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23 | a8083063 | Iustin Pop |
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24 | a8083063 | Iustin Pop | This module provides small, mostly data-only objects which are safe to
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25 | a8083063 | Iustin Pop | pass to and from external parties.
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26 | a8083063 | Iustin Pop |
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27 | a8083063 | Iustin Pop | """
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28 | a8083063 | Iustin Pop | |
29 | 0007f3ab | Andrea Spadaccini | # pylint: disable=E0203,W0201,R0902
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30 | 6c881c52 | Iustin Pop | |
31 | 6c881c52 | Iustin Pop | # E0203: Access to member %r before its definition, since we use
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32 | 6c881c52 | Iustin Pop | # objects.py which doesn't explicitely initialise its members
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33 | 6c881c52 | Iustin Pop | |
34 | 7260cfbe | Iustin Pop | # W0201: Attribute '%s' defined outside __init__
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35 | a8083063 | Iustin Pop | |
36 | 0007f3ab | Andrea Spadaccini | # R0902: Allow instances of these objects to have more than 20 attributes
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37 | 0007f3ab | Andrea Spadaccini | |
38 | a8083063 | Iustin Pop | import ConfigParser |
39 | 5c947f38 | Iustin Pop | import re |
40 | 5bf7b5cf | Iustin Pop | import copy |
41 | e11a1b77 | Adeodato Simo | import time |
42 | d5835922 | Michael Hanselmann | from cStringIO import StringIO |
43 | a8083063 | Iustin Pop | |
44 | a8083063 | Iustin Pop | from ganeti import errors |
45 | 5c947f38 | Iustin Pop | from ganeti import constants |
46 | 0007f3ab | Andrea Spadaccini | from ganeti import netutils |
47 | 32017174 | Agata Murawska | from ganeti import utils |
48 | a8083063 | Iustin Pop | |
49 | f4c9af7a | Guido Trotter | from socket import AF_INET |
50 | f4c9af7a | Guido Trotter | |
51 | a8083063 | Iustin Pop | |
52 | a8083063 | Iustin Pop | __all__ = ["ConfigObject", "ConfigData", "NIC", "Disk", "Instance", |
53 | 24a3707f | Guido Trotter | "OS", "Node", "NodeGroup", "Cluster", "FillDict"] |
54 | a8083063 | Iustin Pop | |
55 | d693c864 | Iustin Pop | _TIMESTAMPS = ["ctime", "mtime"] |
56 | e1dcc53a | Iustin Pop | _UUID = ["uuid"]
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57 | 96acbc09 | Michael Hanselmann | |
58 | 32017174 | Agata Murawska | # constants used to create InstancePolicy dictionary
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59 | 32017174 | Agata Murawska | TISPECS_GROUP_TYPES = { |
60 | 4f725341 | Agata Murawska | constants.ISPECS_MIN: constants.VTYPE_INT, |
61 | 4f725341 | Agata Murawska | constants.ISPECS_MAX: constants.VTYPE_INT, |
62 | 2cc673a3 | Iustin Pop | } |
63 | 32017174 | Agata Murawska | |
64 | 32017174 | Agata Murawska | TISPECS_CLUSTER_TYPES = { |
65 | 4f725341 | Agata Murawska | constants.ISPECS_MIN: constants.VTYPE_INT, |
66 | 4f725341 | Agata Murawska | constants.ISPECS_MAX: constants.VTYPE_INT, |
67 | 4f725341 | Agata Murawska | constants.ISPECS_STD: constants.VTYPE_INT, |
68 | 32017174 | Agata Murawska | } |
69 | 32017174 | Agata Murawska | |
70 | 8d8d650c | Michael Hanselmann | |
71 | e11ddf13 | Iustin Pop | def FillDict(defaults_dict, custom_dict, skip_keys=None): |
72 | 29921401 | Iustin Pop | """Basic function to apply settings on top a default dict.
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73 | abe609b2 | Guido Trotter |
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74 | 29921401 | Iustin Pop | @type defaults_dict: dict
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75 | 29921401 | Iustin Pop | @param defaults_dict: dictionary holding the default values
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76 | 29921401 | Iustin Pop | @type custom_dict: dict
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77 | 29921401 | Iustin Pop | @param custom_dict: dictionary holding customized value
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78 | 7736a5f2 | Iustin Pop | @type skip_keys: list
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79 | 7736a5f2 | Iustin Pop | @param skip_keys: which keys not to fill
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80 | 29921401 | Iustin Pop | @rtype: dict
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81 | 29921401 | Iustin Pop | @return: dict with the 'full' values
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82 | abe609b2 | Guido Trotter |
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83 | 29921401 | Iustin Pop | """
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84 | 29921401 | Iustin Pop | ret_dict = copy.deepcopy(defaults_dict) |
85 | 29921401 | Iustin Pop | ret_dict.update(custom_dict) |
86 | e11ddf13 | Iustin Pop | if skip_keys:
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87 | e11ddf13 | Iustin Pop | for k in skip_keys: |
88 | e11ddf13 | Iustin Pop | try:
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89 | e11ddf13 | Iustin Pop | del ret_dict[k]
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90 | e11ddf13 | Iustin Pop | except KeyError: |
91 | e11ddf13 | Iustin Pop | pass
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92 | 29921401 | Iustin Pop | return ret_dict
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93 | a8083063 | Iustin Pop | |
94 | 6e34b628 | Guido Trotter | |
95 | 2cc673a3 | Iustin Pop | def FillIPolicy(default_ipolicy, custom_ipolicy, skip_keys=None): |
96 | 2cc673a3 | Iustin Pop | """Fills an instance policy with defaults.
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97 | 918eb80b | Agata Murawska |
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98 | 918eb80b | Agata Murawska | """
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99 | 2cc673a3 | Iustin Pop | assert frozenset(default_ipolicy.keys()) == constants.IPOLICY_ALL_KEYS |
100 | 918eb80b | Agata Murawska | ret_dict = {} |
101 | 12378fe3 | Iustin Pop | for key in constants.IPOLICY_ISPECS: |
102 | 2cc673a3 | Iustin Pop | ret_dict[key] = FillDict(default_ipolicy[key], |
103 | 2cc673a3 | Iustin Pop | custom_ipolicy.get(key, {}), |
104 | 918eb80b | Agata Murawska | skip_keys=skip_keys) |
105 | 2cc673a3 | Iustin Pop | # list items
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106 | d04c9d45 | Iustin Pop | for key in [constants.IPOLICY_DTS]: |
107 | 2cc673a3 | Iustin Pop | ret_dict[key] = list(custom_ipolicy.get(key, default_ipolicy[key]))
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108 | ff6c5e55 | Iustin Pop | # other items which we know we can directly copy (immutables)
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109 | ff6c5e55 | Iustin Pop | for key in constants.IPOLICY_PARAMETERS: |
110 | ff6c5e55 | Iustin Pop | ret_dict[key] = custom_ipolicy.get(key, default_ipolicy[key]) |
111 | 2cc673a3 | Iustin Pop | |
112 | 918eb80b | Agata Murawska | return ret_dict
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113 | 918eb80b | Agata Murawska | |
114 | 918eb80b | Agata Murawska | |
115 | 6e34b628 | Guido Trotter | def UpgradeGroupedParams(target, defaults): |
116 | 6e34b628 | Guido Trotter | """Update all groups for the target parameter.
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117 | 6e34b628 | Guido Trotter |
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118 | 6e34b628 | Guido Trotter | @type target: dict of dicts
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119 | 6e34b628 | Guido Trotter | @param target: {group: {parameter: value}}
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120 | 6e34b628 | Guido Trotter | @type defaults: dict
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121 | 6e34b628 | Guido Trotter | @param defaults: default parameter values
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122 | 6e34b628 | Guido Trotter |
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123 | 6e34b628 | Guido Trotter | """
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124 | 6e34b628 | Guido Trotter | if target is None: |
125 | 6e34b628 | Guido Trotter | target = {constants.PP_DEFAULT: defaults} |
126 | 6e34b628 | Guido Trotter | else:
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127 | 6e34b628 | Guido Trotter | for group in target: |
128 | 6e34b628 | Guido Trotter | target[group] = FillDict(defaults, target[group]) |
129 | 6e34b628 | Guido Trotter | return target
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130 | 6e34b628 | Guido Trotter | |
131 | 6e34b628 | Guido Trotter | |
132 | 8c72ab2b | Guido Trotter | def UpgradeBeParams(target): |
133 | 8c72ab2b | Guido Trotter | """Update the be parameters dict to the new format.
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134 | 8c72ab2b | Guido Trotter |
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135 | 8c72ab2b | Guido Trotter | @type target: dict
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136 | 8c72ab2b | Guido Trotter | @param target: "be" parameters dict
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137 | 8c72ab2b | Guido Trotter |
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138 | 8c72ab2b | Guido Trotter | """
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139 | 8c72ab2b | Guido Trotter | if constants.BE_MEMORY in target: |
140 | 8c72ab2b | Guido Trotter | memory = target[constants.BE_MEMORY] |
141 | 8c72ab2b | Guido Trotter | target[constants.BE_MAXMEM] = memory |
142 | 8c72ab2b | Guido Trotter | target[constants.BE_MINMEM] = memory |
143 | b2e233a5 | Guido Trotter | del target[constants.BE_MEMORY]
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144 | 8c72ab2b | Guido Trotter | |
145 | 8c72ab2b | Guido Trotter | |
146 | bc5d0215 | Andrea Spadaccini | def UpgradeDiskParams(diskparams): |
147 | bc5d0215 | Andrea Spadaccini | """Upgrade the disk parameters.
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148 | bc5d0215 | Andrea Spadaccini |
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149 | bc5d0215 | Andrea Spadaccini | @type diskparams: dict
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150 | bc5d0215 | Andrea Spadaccini | @param diskparams: disk parameters to upgrade
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151 | bc5d0215 | Andrea Spadaccini | @rtype: dict
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152 | 765ada2b | Iustin Pop | @return: the upgraded disk parameters dict
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153 | bc5d0215 | Andrea Spadaccini |
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154 | bc5d0215 | Andrea Spadaccini | """
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155 | bc5d0215 | Andrea Spadaccini | if diskparams is None: |
156 | bc5d0215 | Andrea Spadaccini | result = constants.DISK_DT_DEFAULTS.copy() |
157 | bc5d0215 | Andrea Spadaccini | else:
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158 | bc5d0215 | Andrea Spadaccini | # Update the disk parameter values for each disk template.
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159 | bc5d0215 | Andrea Spadaccini | # The code iterates over constants.DISK_TEMPLATES because new templates
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160 | bc5d0215 | Andrea Spadaccini | # might have been added.
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161 | 765ada2b | Iustin Pop | result = dict((dt, FillDict(constants.DISK_DT_DEFAULTS[dt],
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162 | 765ada2b | Iustin Pop | diskparams.get(dt, {}))) |
163 | 765ada2b | Iustin Pop | for dt in constants.DISK_TEMPLATES) |
164 | bc5d0215 | Andrea Spadaccini | |
165 | bc5d0215 | Andrea Spadaccini | return result
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166 | bc5d0215 | Andrea Spadaccini | |
167 | bc5d0215 | Andrea Spadaccini | |
168 | 2a27dac3 | Iustin Pop | def UpgradeNDParams(ndparams): |
169 | 2a27dac3 | Iustin Pop | """Upgrade ndparams structure.
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170 | 2a27dac3 | Iustin Pop |
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171 | 2a27dac3 | Iustin Pop | @type ndparams: dict
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172 | 2a27dac3 | Iustin Pop | @param ndparams: disk parameters to upgrade
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173 | 2a27dac3 | Iustin Pop | @rtype: dict
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174 | 2a27dac3 | Iustin Pop | @return: the upgraded node parameters dict
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175 | 2a27dac3 | Iustin Pop |
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176 | 2a27dac3 | Iustin Pop | """
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177 | 2a27dac3 | Iustin Pop | if ndparams is None: |
178 | 2a27dac3 | Iustin Pop | ndparams = {} |
179 | 2a27dac3 | Iustin Pop | |
180 | 2a27dac3 | Iustin Pop | return FillDict(constants.NDC_DEFAULTS, ndparams)
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181 | 2a27dac3 | Iustin Pop | |
182 | 2a27dac3 | Iustin Pop | |
183 | 918eb80b | Agata Murawska | def MakeEmptyIPolicy(): |
184 | 918eb80b | Agata Murawska | """Create empty IPolicy dictionary.
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185 | 918eb80b | Agata Murawska |
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186 | 918eb80b | Agata Murawska | """
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187 | 918eb80b | Agata Murawska | return dict([ |
188 | 2cc673a3 | Iustin Pop | (constants.ISPECS_MIN, {}), |
189 | 2cc673a3 | Iustin Pop | (constants.ISPECS_MAX, {}), |
190 | 2cc673a3 | Iustin Pop | (constants.ISPECS_STD, {}), |
191 | 918eb80b | Agata Murawska | ]) |
192 | 918eb80b | Agata Murawska | |
193 | 918eb80b | Agata Murawska | |
194 | 32017174 | Agata Murawska | def CreateIPolicyFromOpts(ispecs_mem_size=None, |
195 | 32017174 | Agata Murawska | ispecs_cpu_count=None,
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196 | 32017174 | Agata Murawska | ispecs_disk_count=None,
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197 | 32017174 | Agata Murawska | ispecs_disk_size=None,
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198 | 32017174 | Agata Murawska | ispecs_nic_count=None,
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199 | d04c9d45 | Iustin Pop | ipolicy_disk_templates=None,
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200 | 976b78ba | Iustin Pop | ipolicy_vcpu_ratio=None,
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201 | 32017174 | Agata Murawska | group_ipolicy=False,
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202 | 2cc673a3 | Iustin Pop | allowed_values=None,
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203 | 2cc673a3 | Iustin Pop | fill_all=False):
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204 | 2cc673a3 | Iustin Pop | """Creation of instance policy based on command line options.
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205 | 2cc673a3 | Iustin Pop |
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206 | 2cc673a3 | Iustin Pop | @param fill_all: whether for cluster policies we should ensure that
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207 | 2cc673a3 | Iustin Pop | all values are filled
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208 | 32017174 | Agata Murawska |
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209 | 32017174 | Agata Murawska |
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210 | 32017174 | Agata Murawska | """
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211 | 32017174 | Agata Murawska | # prepare ipolicy dict
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212 | 32017174 | Agata Murawska | ipolicy_transposed = { |
213 | 4f725341 | Agata Murawska | constants.ISPEC_MEM_SIZE: ispecs_mem_size, |
214 | 4f725341 | Agata Murawska | constants.ISPEC_CPU_COUNT: ispecs_cpu_count, |
215 | 4f725341 | Agata Murawska | constants.ISPEC_DISK_COUNT: ispecs_disk_count, |
216 | 4f725341 | Agata Murawska | constants.ISPEC_DISK_SIZE: ispecs_disk_size, |
217 | 4f725341 | Agata Murawska | constants.ISPEC_NIC_COUNT: ispecs_nic_count, |
218 | 32017174 | Agata Murawska | } |
219 | 32017174 | Agata Murawska | |
220 | 32017174 | Agata Murawska | # first, check that the values given are correct
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221 | 32017174 | Agata Murawska | if group_ipolicy:
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222 | 32017174 | Agata Murawska | forced_type = TISPECS_GROUP_TYPES |
223 | 32017174 | Agata Murawska | else:
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224 | 32017174 | Agata Murawska | forced_type = TISPECS_CLUSTER_TYPES |
225 | 32017174 | Agata Murawska | |
226 | 32017174 | Agata Murawska | for specs in ipolicy_transposed.values(): |
227 | 32017174 | Agata Murawska | utils.ForceDictType(specs, forced_type, allowed_values=allowed_values) |
228 | 32017174 | Agata Murawska | |
229 | 32017174 | Agata Murawska | # then transpose
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230 | 32017174 | Agata Murawska | ipolicy_out = MakeEmptyIPolicy() |
231 | 32017174 | Agata Murawska | for name, specs in ipolicy_transposed.iteritems(): |
232 | 32017174 | Agata Murawska | assert name in constants.ISPECS_PARAMETERS |
233 | 32017174 | Agata Murawska | for key, val in specs.items(): # {min: .. ,max: .., std: ..} |
234 | 32017174 | Agata Murawska | ipolicy_out[key][name] = val |
235 | 32017174 | Agata Murawska | |
236 | 976b78ba | Iustin Pop | # no filldict for non-dicts
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237 | 976b78ba | Iustin Pop | if not group_ipolicy and fill_all: |
238 | 976b78ba | Iustin Pop | if ipolicy_disk_templates is None: |
239 | 976b78ba | Iustin Pop | ipolicy_disk_templates = constants.DISK_TEMPLATES |
240 | 976b78ba | Iustin Pop | if ipolicy_vcpu_ratio is None: |
241 | 976b78ba | Iustin Pop | ipolicy_vcpu_ratio = \ |
242 | 976b78ba | Iustin Pop | constants.IPOLICY_DEFAULTS[constants.IPOLICY_VCPU_RATIO] |
243 | d04c9d45 | Iustin Pop | if ipolicy_disk_templates is not None: |
244 | d04c9d45 | Iustin Pop | ipolicy_out[constants.IPOLICY_DTS] = list(ipolicy_disk_templates)
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245 | 976b78ba | Iustin Pop | if ipolicy_vcpu_ratio is not None: |
246 | 976b78ba | Iustin Pop | ipolicy_out[constants.IPOLICY_VCPU_RATIO] = ipolicy_vcpu_ratio |
247 | 2cc673a3 | Iustin Pop | |
248 | 57dc299a | Iustin Pop | assert not (frozenset(ipolicy_out.keys()) - constants.IPOLICY_ALL_KEYS) |
249 | 57dc299a | Iustin Pop | |
250 | 32017174 | Agata Murawska | return ipolicy_out
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251 | 32017174 | Agata Murawska | |
252 | 32017174 | Agata Murawska | |
253 | a8083063 | Iustin Pop | class ConfigObject(object): |
254 | a8083063 | Iustin Pop | """A generic config object.
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255 | a8083063 | Iustin Pop |
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256 | a8083063 | Iustin Pop | It has the following properties:
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257 | a8083063 | Iustin Pop |
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258 | a8083063 | Iustin Pop | - provides somewhat safe recursive unpickling and pickling for its classes
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259 | a8083063 | Iustin Pop | - unset attributes which are defined in slots are always returned
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260 | a8083063 | Iustin Pop | as None instead of raising an error
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261 | a8083063 | Iustin Pop |
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262 | a8083063 | Iustin Pop | Classes derived from this must always declare __slots__ (we use many
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263 | 55224070 | Guido Trotter | config objects and the memory reduction is useful)
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264 | a8083063 | Iustin Pop |
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265 | a8083063 | Iustin Pop | """
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266 | a8083063 | Iustin Pop | __slots__ = [] |
267 | a8083063 | Iustin Pop | |
268 | a8083063 | Iustin Pop | def __init__(self, **kwargs): |
269 | 319856a9 | Michael Hanselmann | for k, v in kwargs.iteritems(): |
270 | 319856a9 | Michael Hanselmann | setattr(self, k, v) |
271 | a8083063 | Iustin Pop | |
272 | a8083063 | Iustin Pop | def __getattr__(self, name): |
273 | adf385c7 | Iustin Pop | if name not in self._all_slots(): |
274 | 3ecf6786 | Iustin Pop | raise AttributeError("Invalid object attribute %s.%s" % |
275 | 3ecf6786 | Iustin Pop | (type(self).__name__, name)) |
276 | a8083063 | Iustin Pop | return None |
277 | a8083063 | Iustin Pop | |
278 | a8083063 | Iustin Pop | def __setstate__(self, state): |
279 | adf385c7 | Iustin Pop | slots = self._all_slots()
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280 | a8083063 | Iustin Pop | for name in state: |
281 | adf385c7 | Iustin Pop | if name in slots: |
282 | a8083063 | Iustin Pop | setattr(self, name, state[name]) |
283 | a8083063 | Iustin Pop | |
284 | adf385c7 | Iustin Pop | @classmethod
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285 | adf385c7 | Iustin Pop | def _all_slots(cls): |
286 | adf385c7 | Iustin Pop | """Compute the list of all declared slots for a class.
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287 | adf385c7 | Iustin Pop |
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288 | adf385c7 | Iustin Pop | """
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289 | adf385c7 | Iustin Pop | slots = [] |
290 | adf385c7 | Iustin Pop | for parent in cls.__mro__: |
291 | adf385c7 | Iustin Pop | slots.extend(getattr(parent, "__slots__", [])) |
292 | adf385c7 | Iustin Pop | return slots
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293 | adf385c7 | Iustin Pop | |
294 | 415feb2e | René Nussbaumer | #: Public getter for the defined slots
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295 | 415feb2e | René Nussbaumer | GetAllSlots = _all_slots |
296 | 415feb2e | René Nussbaumer | |
297 | ff9c047c | Iustin Pop | def ToDict(self): |
298 | ff9c047c | Iustin Pop | """Convert to a dict holding only standard python types.
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299 | ff9c047c | Iustin Pop |
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300 | ff9c047c | Iustin Pop | The generic routine just dumps all of this object's attributes in
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301 | ff9c047c | Iustin Pop | a dict. It does not work if the class has children who are
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302 | ff9c047c | Iustin Pop | ConfigObjects themselves (e.g. the nics list in an Instance), in
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303 | ff9c047c | Iustin Pop | which case the object should subclass the function in order to
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304 | ff9c047c | Iustin Pop | make sure all objects returned are only standard python types.
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305 | ff9c047c | Iustin Pop |
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306 | ff9c047c | Iustin Pop | """
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307 | 4c14965f | Guido Trotter | result = {} |
308 | adf385c7 | Iustin Pop | for name in self._all_slots(): |
309 | 4c14965f | Guido Trotter | value = getattr(self, name, None) |
310 | 4c14965f | Guido Trotter | if value is not None: |
311 | 4c14965f | Guido Trotter | result[name] = value |
312 | 4c14965f | Guido Trotter | return result
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313 | 4c14965f | Guido Trotter | |
314 | 4c14965f | Guido Trotter | __getstate__ = ToDict |
315 | ff9c047c | Iustin Pop | |
316 | ff9c047c | Iustin Pop | @classmethod
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317 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
318 | ff9c047c | Iustin Pop | """Create an object from a dictionary.
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319 | ff9c047c | Iustin Pop |
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320 | ff9c047c | Iustin Pop | This generic routine takes a dict, instantiates a new instance of
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321 | ff9c047c | Iustin Pop | the given class, and sets attributes based on the dict content.
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322 | ff9c047c | Iustin Pop |
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323 | ff9c047c | Iustin Pop | As for `ToDict`, this does not work if the class has children
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324 | ff9c047c | Iustin Pop | who are ConfigObjects themselves (e.g. the nics list in an
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325 | ff9c047c | Iustin Pop | Instance), in which case the object should subclass the function
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326 | ff9c047c | Iustin Pop | and alter the objects.
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327 | ff9c047c | Iustin Pop |
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328 | ff9c047c | Iustin Pop | """
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329 | ff9c047c | Iustin Pop | if not isinstance(val, dict): |
330 | ff9c047c | Iustin Pop | raise errors.ConfigurationError("Invalid object passed to FromDict:" |
331 | ff9c047c | Iustin Pop | " expected dict, got %s" % type(val)) |
332 | 319856a9 | Michael Hanselmann | val_str = dict([(str(k), v) for k, v in val.iteritems()]) |
333 | b459a848 | Andrea Spadaccini | obj = cls(**val_str) # pylint: disable=W0142
|
334 | ff9c047c | Iustin Pop | return obj
|
335 | ff9c047c | Iustin Pop | |
336 | ff9c047c | Iustin Pop | @staticmethod
|
337 | ff9c047c | Iustin Pop | def _ContainerToDicts(container): |
338 | ff9c047c | Iustin Pop | """Convert the elements of a container to standard python types.
|
339 | ff9c047c | Iustin Pop |
|
340 | ff9c047c | Iustin Pop | This method converts a container with elements derived from
|
341 | ff9c047c | Iustin Pop | ConfigData to standard python types. If the container is a dict,
|
342 | ff9c047c | Iustin Pop | we don't touch the keys, only the values.
|
343 | ff9c047c | Iustin Pop |
|
344 | ff9c047c | Iustin Pop | """
|
345 | ff9c047c | Iustin Pop | if isinstance(container, dict): |
346 | ff9c047c | Iustin Pop | ret = dict([(k, v.ToDict()) for k, v in container.iteritems()]) |
347 | ff9c047c | Iustin Pop | elif isinstance(container, (list, tuple, set, frozenset)): |
348 | ff9c047c | Iustin Pop | ret = [elem.ToDict() for elem in container] |
349 | ff9c047c | Iustin Pop | else:
|
350 | ff9c047c | Iustin Pop | raise TypeError("Invalid type %s passed to _ContainerToDicts" % |
351 | ff9c047c | Iustin Pop | type(container))
|
352 | ff9c047c | Iustin Pop | return ret
|
353 | ff9c047c | Iustin Pop | |
354 | ff9c047c | Iustin Pop | @staticmethod
|
355 | ff9c047c | Iustin Pop | def _ContainerFromDicts(source, c_type, e_type): |
356 | ff9c047c | Iustin Pop | """Convert a container from standard python types.
|
357 | ff9c047c | Iustin Pop |
|
358 | ff9c047c | Iustin Pop | This method converts a container with standard python types to
|
359 | ff9c047c | Iustin Pop | ConfigData objects. If the container is a dict, we don't touch the
|
360 | ff9c047c | Iustin Pop | keys, only the values.
|
361 | ff9c047c | Iustin Pop |
|
362 | ff9c047c | Iustin Pop | """
|
363 | ff9c047c | Iustin Pop | if not isinstance(c_type, type): |
364 | ff9c047c | Iustin Pop | raise TypeError("Container type %s passed to _ContainerFromDicts is" |
365 | ff9c047c | Iustin Pop | " not a type" % type(c_type)) |
366 | fe25a79a | Guido Trotter | if source is None: |
367 | fe25a79a | Guido Trotter | source = c_type() |
368 | ff9c047c | Iustin Pop | if c_type is dict: |
369 | ff9c047c | Iustin Pop | ret = dict([(k, e_type.FromDict(v)) for k, v in source.iteritems()]) |
370 | ff9c047c | Iustin Pop | elif c_type in (list, tuple, set, frozenset): |
371 | ff9c047c | Iustin Pop | ret = c_type([e_type.FromDict(elem) for elem in source]) |
372 | ff9c047c | Iustin Pop | else:
|
373 | ff9c047c | Iustin Pop | raise TypeError("Invalid container type %s passed to" |
374 | ff9c047c | Iustin Pop | " _ContainerFromDicts" % c_type)
|
375 | ff9c047c | Iustin Pop | return ret
|
376 | ff9c047c | Iustin Pop | |
377 | e8d563f3 | Iustin Pop | def Copy(self): |
378 | e8d563f3 | Iustin Pop | """Makes a deep copy of the current object and its children.
|
379 | e8d563f3 | Iustin Pop |
|
380 | e8d563f3 | Iustin Pop | """
|
381 | e8d563f3 | Iustin Pop | dict_form = self.ToDict()
|
382 | e8d563f3 | Iustin Pop | clone_obj = self.__class__.FromDict(dict_form)
|
383 | e8d563f3 | Iustin Pop | return clone_obj
|
384 | e8d563f3 | Iustin Pop | |
385 | ff9c047c | Iustin Pop | def __repr__(self): |
386 | ff9c047c | Iustin Pop | """Implement __repr__ for ConfigObjects."""
|
387 | ff9c047c | Iustin Pop | return repr(self.ToDict()) |
388 | ff9c047c | Iustin Pop | |
389 | 560428be | Guido Trotter | def UpgradeConfig(self): |
390 | 560428be | Guido Trotter | """Fill defaults for missing configuration values.
|
391 | 560428be | Guido Trotter |
|
392 | 90d726a8 | Iustin Pop | This method will be called at configuration load time, and its
|
393 | 90d726a8 | Iustin Pop | implementation will be object dependent.
|
394 | 560428be | Guido Trotter |
|
395 | 560428be | Guido Trotter | """
|
396 | 560428be | Guido Trotter | pass
|
397 | 560428be | Guido Trotter | |
398 | a8083063 | Iustin Pop | |
399 | ec29fe40 | Iustin Pop | class TaggableObject(ConfigObject): |
400 | 5c947f38 | Iustin Pop | """An generic class supporting tags.
|
401 | 5c947f38 | Iustin Pop |
|
402 | 5c947f38 | Iustin Pop | """
|
403 | 154b9580 | Balazs Lecz | __slots__ = ["tags"]
|
404 | b5e5632e | Iustin Pop | VALID_TAG_RE = re.compile("^[\w.+*/:@-]+$")
|
405 | 2057f6c7 | Iustin Pop | |
406 | b5e5632e | Iustin Pop | @classmethod
|
407 | b5e5632e | Iustin Pop | def ValidateTag(cls, tag): |
408 | 5c947f38 | Iustin Pop | """Check if a tag is valid.
|
409 | 5c947f38 | Iustin Pop |
|
410 | 5c947f38 | Iustin Pop | If the tag is invalid, an errors.TagError will be raised. The
|
411 | 5c947f38 | Iustin Pop | function has no return value.
|
412 | 5c947f38 | Iustin Pop |
|
413 | 5c947f38 | Iustin Pop | """
|
414 | 5c947f38 | Iustin Pop | if not isinstance(tag, basestring): |
415 | 3ecf6786 | Iustin Pop | raise errors.TagError("Invalid tag type (not a string)") |
416 | 5c947f38 | Iustin Pop | if len(tag) > constants.MAX_TAG_LEN: |
417 | 319856a9 | Michael Hanselmann | raise errors.TagError("Tag too long (>%d characters)" % |
418 | 319856a9 | Michael Hanselmann | constants.MAX_TAG_LEN) |
419 | 5c947f38 | Iustin Pop | if not tag: |
420 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tags cannot be empty") |
421 | b5e5632e | Iustin Pop | if not cls.VALID_TAG_RE.match(tag): |
422 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag contains invalid characters") |
423 | 5c947f38 | Iustin Pop | |
424 | 5c947f38 | Iustin Pop | def GetTags(self): |
425 | 5c947f38 | Iustin Pop | """Return the tags list.
|
426 | 5c947f38 | Iustin Pop |
|
427 | 5c947f38 | Iustin Pop | """
|
428 | 5c947f38 | Iustin Pop | tags = getattr(self, "tags", None) |
429 | 5c947f38 | Iustin Pop | if tags is None: |
430 | 5c947f38 | Iustin Pop | tags = self.tags = set() |
431 | 5c947f38 | Iustin Pop | return tags
|
432 | 5c947f38 | Iustin Pop | |
433 | 5c947f38 | Iustin Pop | def AddTag(self, tag): |
434 | 5c947f38 | Iustin Pop | """Add a new tag.
|
435 | 5c947f38 | Iustin Pop |
|
436 | 5c947f38 | Iustin Pop | """
|
437 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
|
438 | 5c947f38 | Iustin Pop | tags = self.GetTags()
|
439 | 5c947f38 | Iustin Pop | if len(tags) >= constants.MAX_TAGS_PER_OBJ: |
440 | 3ecf6786 | Iustin Pop | raise errors.TagError("Too many tags") |
441 | 5c947f38 | Iustin Pop | self.GetTags().add(tag)
|
442 | 5c947f38 | Iustin Pop | |
443 | 5c947f38 | Iustin Pop | def RemoveTag(self, tag): |
444 | 5c947f38 | Iustin Pop | """Remove a tag.
|
445 | 5c947f38 | Iustin Pop |
|
446 | 5c947f38 | Iustin Pop | """
|
447 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
|
448 | 5c947f38 | Iustin Pop | tags = self.GetTags()
|
449 | 5c947f38 | Iustin Pop | try:
|
450 | 5c947f38 | Iustin Pop | tags.remove(tag) |
451 | 5c947f38 | Iustin Pop | except KeyError: |
452 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag not found") |
453 | 5c947f38 | Iustin Pop | |
454 | ff9c047c | Iustin Pop | def ToDict(self): |
455 | ff9c047c | Iustin Pop | """Taggable-object-specific conversion to standard python types.
|
456 | ff9c047c | Iustin Pop |
|
457 | ff9c047c | Iustin Pop | This replaces the tags set with a list.
|
458 | ff9c047c | Iustin Pop |
|
459 | ff9c047c | Iustin Pop | """
|
460 | ff9c047c | Iustin Pop | bo = super(TaggableObject, self).ToDict() |
461 | ff9c047c | Iustin Pop | |
462 | ff9c047c | Iustin Pop | tags = bo.get("tags", None) |
463 | ff9c047c | Iustin Pop | if isinstance(tags, set): |
464 | ff9c047c | Iustin Pop | bo["tags"] = list(tags) |
465 | ff9c047c | Iustin Pop | return bo
|
466 | ff9c047c | Iustin Pop | |
467 | ff9c047c | Iustin Pop | @classmethod
|
468 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
469 | ff9c047c | Iustin Pop | """Custom function for instances.
|
470 | ff9c047c | Iustin Pop |
|
471 | ff9c047c | Iustin Pop | """
|
472 | ff9c047c | Iustin Pop | obj = super(TaggableObject, cls).FromDict(val)
|
473 | ff9c047c | Iustin Pop | if hasattr(obj, "tags") and isinstance(obj.tags, list): |
474 | ff9c047c | Iustin Pop | obj.tags = set(obj.tags)
|
475 | ff9c047c | Iustin Pop | return obj
|
476 | ff9c047c | Iustin Pop | |
477 | 5c947f38 | Iustin Pop | |
478 | 061af273 | Andrea Spadaccini | class MasterNetworkParameters(ConfigObject): |
479 | 061af273 | Andrea Spadaccini | """Network configuration parameters for the master
|
480 | 061af273 | Andrea Spadaccini |
|
481 | 061af273 | Andrea Spadaccini | @ivar name: master name
|
482 | 061af273 | Andrea Spadaccini | @ivar ip: master IP
|
483 | 061af273 | Andrea Spadaccini | @ivar netmask: master netmask
|
484 | 061af273 | Andrea Spadaccini | @ivar netdev: master network device
|
485 | 061af273 | Andrea Spadaccini | @ivar ip_family: master IP family
|
486 | 061af273 | Andrea Spadaccini |
|
487 | 061af273 | Andrea Spadaccini | """
|
488 | 061af273 | Andrea Spadaccini | __slots__ = [ |
489 | 061af273 | Andrea Spadaccini | "name",
|
490 | 061af273 | Andrea Spadaccini | "ip",
|
491 | 061af273 | Andrea Spadaccini | "netmask",
|
492 | 061af273 | Andrea Spadaccini | "netdev",
|
493 | 061af273 | Andrea Spadaccini | "ip_family"
|
494 | 061af273 | Andrea Spadaccini | ] |
495 | 061af273 | Andrea Spadaccini | |
496 | 061af273 | Andrea Spadaccini | |
497 | a8083063 | Iustin Pop | class ConfigData(ConfigObject): |
498 | a8083063 | Iustin Pop | """Top-level config object."""
|
499 | 3df43542 | Guido Trotter | __slots__ = [ |
500 | 3df43542 | Guido Trotter | "version",
|
501 | 3df43542 | Guido Trotter | "cluster",
|
502 | 3df43542 | Guido Trotter | "nodes",
|
503 | 3df43542 | Guido Trotter | "nodegroups",
|
504 | 3df43542 | Guido Trotter | "instances",
|
505 | 3df43542 | Guido Trotter | "serial_no",
|
506 | 3df43542 | Guido Trotter | ] + _TIMESTAMPS |
507 | a8083063 | Iustin Pop | |
508 | ff9c047c | Iustin Pop | def ToDict(self): |
509 | ff9c047c | Iustin Pop | """Custom function for top-level config data.
|
510 | ff9c047c | Iustin Pop |
|
511 | ff9c047c | Iustin Pop | This just replaces the list of instances, nodes and the cluster
|
512 | ff9c047c | Iustin Pop | with standard python types.
|
513 | ff9c047c | Iustin Pop |
|
514 | ff9c047c | Iustin Pop | """
|
515 | ff9c047c | Iustin Pop | mydict = super(ConfigData, self).ToDict() |
516 | ff9c047c | Iustin Pop | mydict["cluster"] = mydict["cluster"].ToDict() |
517 | 3df43542 | Guido Trotter | for key in "nodes", "instances", "nodegroups": |
518 | ff9c047c | Iustin Pop | mydict[key] = self._ContainerToDicts(mydict[key])
|
519 | ff9c047c | Iustin Pop | |
520 | ff9c047c | Iustin Pop | return mydict
|
521 | ff9c047c | Iustin Pop | |
522 | ff9c047c | Iustin Pop | @classmethod
|
523 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
524 | ff9c047c | Iustin Pop | """Custom function for top-level config data
|
525 | ff9c047c | Iustin Pop |
|
526 | ff9c047c | Iustin Pop | """
|
527 | ff9c047c | Iustin Pop | obj = super(ConfigData, cls).FromDict(val)
|
528 | ff9c047c | Iustin Pop | obj.cluster = Cluster.FromDict(obj.cluster) |
529 | ff9c047c | Iustin Pop | obj.nodes = cls._ContainerFromDicts(obj.nodes, dict, Node)
|
530 | ff9c047c | Iustin Pop | obj.instances = cls._ContainerFromDicts(obj.instances, dict, Instance)
|
531 | 3df43542 | Guido Trotter | obj.nodegroups = cls._ContainerFromDicts(obj.nodegroups, dict, NodeGroup)
|
532 | ff9c047c | Iustin Pop | return obj
|
533 | ff9c047c | Iustin Pop | |
534 | 51cb1581 | Luca Bigliardi | def HasAnyDiskOfType(self, dev_type): |
535 | 51cb1581 | Luca Bigliardi | """Check if in there is at disk of the given type in the configuration.
|
536 | 51cb1581 | Luca Bigliardi |
|
537 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
538 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
539 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
540 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a disk of the given type was found or not
|
541 | 51cb1581 | Luca Bigliardi |
|
542 | 51cb1581 | Luca Bigliardi | """
|
543 | 51cb1581 | Luca Bigliardi | for instance in self.instances.values(): |
544 | 51cb1581 | Luca Bigliardi | for disk in instance.disks: |
545 | 51cb1581 | Luca Bigliardi | if disk.IsBasedOnDiskType(dev_type):
|
546 | 51cb1581 | Luca Bigliardi | return True |
547 | 51cb1581 | Luca Bigliardi | return False |
548 | 51cb1581 | Luca Bigliardi | |
549 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
550 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
551 | 90d726a8 | Iustin Pop |
|
552 | 90d726a8 | Iustin Pop | """
|
553 | 90d726a8 | Iustin Pop | self.cluster.UpgradeConfig()
|
554 | 90d726a8 | Iustin Pop | for node in self.nodes.values(): |
555 | 90d726a8 | Iustin Pop | node.UpgradeConfig() |
556 | 90d726a8 | Iustin Pop | for instance in self.instances.values(): |
557 | 90d726a8 | Iustin Pop | instance.UpgradeConfig() |
558 | 3df43542 | Guido Trotter | if self.nodegroups is None: |
559 | 3df43542 | Guido Trotter | self.nodegroups = {}
|
560 | 3df43542 | Guido Trotter | for nodegroup in self.nodegroups.values(): |
561 | 3df43542 | Guido Trotter | nodegroup.UpgradeConfig() |
562 | ee2f0ed4 | Luca Bigliardi | if self.cluster.drbd_usermode_helper is None: |
563 | ee2f0ed4 | Luca Bigliardi | # To decide if we set an helper let's check if at least one instance has
|
564 | ee2f0ed4 | Luca Bigliardi | # a DRBD disk. This does not cover all the possible scenarios but it
|
565 | ee2f0ed4 | Luca Bigliardi | # gives a good approximation.
|
566 | ee2f0ed4 | Luca Bigliardi | if self.HasAnyDiskOfType(constants.LD_DRBD8): |
567 | ee2f0ed4 | Luca Bigliardi | self.cluster.drbd_usermode_helper = constants.DEFAULT_DRBD_HELPER
|
568 | 90d726a8 | Iustin Pop | |
569 | a8083063 | Iustin Pop | |
570 | a8083063 | Iustin Pop | class NIC(ConfigObject): |
571 | a8083063 | Iustin Pop | """Config object representing a network card."""
|
572 | 1177d70e | Guido Trotter | __slots__ = ["mac", "ip", "nicparams"] |
573 | a8083063 | Iustin Pop | |
574 | 255e19d4 | Guido Trotter | @classmethod
|
575 | 255e19d4 | Guido Trotter | def CheckParameterSyntax(cls, nicparams): |
576 | 255e19d4 | Guido Trotter | """Check the given parameters for validity.
|
577 | 255e19d4 | Guido Trotter |
|
578 | 255e19d4 | Guido Trotter | @type nicparams: dict
|
579 | 255e19d4 | Guido Trotter | @param nicparams: dictionary with parameter names/value
|
580 | 255e19d4 | Guido Trotter | @raise errors.ConfigurationError: when a parameter is not valid
|
581 | 255e19d4 | Guido Trotter |
|
582 | 255e19d4 | Guido Trotter | """
|
583 | e8448672 | Agata Murawska | if (nicparams[constants.NIC_MODE] not in constants.NIC_VALID_MODES and |
584 | e8448672 | Agata Murawska | nicparams[constants.NIC_MODE] != constants.VALUE_AUTO): |
585 | 255e19d4 | Guido Trotter | err = "Invalid nic mode: %s" % nicparams[constants.NIC_MODE]
|
586 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
587 | 255e19d4 | Guido Trotter | |
588 | 0c9d32c1 | Guido Trotter | if (nicparams[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED and |
589 | 255e19d4 | Guido Trotter | not nicparams[constants.NIC_LINK]):
|
590 | 255e19d4 | Guido Trotter | err = "Missing bridged nic link"
|
591 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
592 | 255e19d4 | Guido Trotter | |
593 | a8083063 | Iustin Pop | |
594 | a8083063 | Iustin Pop | class Disk(ConfigObject): |
595 | a8083063 | Iustin Pop | """Config object representing a block device."""
|
596 | a8083063 | Iustin Pop | __slots__ = ["dev_type", "logical_id", "physical_id", |
597 | bc5d0215 | Andrea Spadaccini | "children", "iv_name", "size", "mode", "params"] |
598 | a8083063 | Iustin Pop | |
599 | a8083063 | Iustin Pop | def CreateOnSecondary(self): |
600 | a8083063 | Iustin Pop | """Test if this device needs to be created on a secondary node."""
|
601 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
602 | a8083063 | Iustin Pop | |
603 | a8083063 | Iustin Pop | def AssembleOnSecondary(self): |
604 | a8083063 | Iustin Pop | """Test if this device needs to be assembled on a secondary node."""
|
605 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
606 | a8083063 | Iustin Pop | |
607 | a8083063 | Iustin Pop | def OpenOnSecondary(self): |
608 | a8083063 | Iustin Pop | """Test if this device needs to be opened on a secondary node."""
|
609 | fe96220b | Iustin Pop | return self.dev_type in (constants.LD_LV,) |
610 | a8083063 | Iustin Pop | |
611 | 222f2dd5 | Iustin Pop | def StaticDevPath(self): |
612 | 222f2dd5 | Iustin Pop | """Return the device path if this device type has a static one.
|
613 | 222f2dd5 | Iustin Pop |
|
614 | 222f2dd5 | Iustin Pop | Some devices (LVM for example) live always at the same /dev/ path,
|
615 | 222f2dd5 | Iustin Pop | irrespective of their status. For such devices, we return this
|
616 | 222f2dd5 | Iustin Pop | path, for others we return None.
|
617 | 222f2dd5 | Iustin Pop |
|
618 | e51db2a6 | Iustin Pop | @warning: The path returned is not a normalized pathname; callers
|
619 | e51db2a6 | Iustin Pop | should check that it is a valid path.
|
620 | e51db2a6 | Iustin Pop |
|
621 | 222f2dd5 | Iustin Pop | """
|
622 | 222f2dd5 | Iustin Pop | if self.dev_type == constants.LD_LV: |
623 | 222f2dd5 | Iustin Pop | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
624 | b6135bbc | Apollon Oikonomopoulos | elif self.dev_type == constants.LD_BLOCKDEV: |
625 | b6135bbc | Apollon Oikonomopoulos | return self.logical_id[1] |
626 | 7181fba0 | Constantinos Venetsanopoulos | elif self.dev_type == constants.LD_RBD: |
627 | 7181fba0 | Constantinos Venetsanopoulos | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
628 | 222f2dd5 | Iustin Pop | return None |
629 | 222f2dd5 | Iustin Pop | |
630 | fc1dc9d7 | Iustin Pop | def ChildrenNeeded(self): |
631 | fc1dc9d7 | Iustin Pop | """Compute the needed number of children for activation.
|
632 | fc1dc9d7 | Iustin Pop |
|
633 | fc1dc9d7 | Iustin Pop | This method will return either -1 (all children) or a positive
|
634 | fc1dc9d7 | Iustin Pop | number denoting the minimum number of children needed for
|
635 | fc1dc9d7 | Iustin Pop | activation (only mirrored devices will usually return >=0).
|
636 | fc1dc9d7 | Iustin Pop |
|
637 | fc1dc9d7 | Iustin Pop | Currently, only DRBD8 supports diskless activation (therefore we
|
638 | fc1dc9d7 | Iustin Pop | return 0), for all other we keep the previous semantics and return
|
639 | fc1dc9d7 | Iustin Pop | -1.
|
640 | fc1dc9d7 | Iustin Pop |
|
641 | fc1dc9d7 | Iustin Pop | """
|
642 | fc1dc9d7 | Iustin Pop | if self.dev_type == constants.LD_DRBD8: |
643 | fc1dc9d7 | Iustin Pop | return 0 |
644 | fc1dc9d7 | Iustin Pop | return -1 |
645 | fc1dc9d7 | Iustin Pop | |
646 | 51cb1581 | Luca Bigliardi | def IsBasedOnDiskType(self, dev_type): |
647 | 51cb1581 | Luca Bigliardi | """Check if the disk or its children are based on the given type.
|
648 | 51cb1581 | Luca Bigliardi |
|
649 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
650 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
651 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
652 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a device of the given type was found or not
|
653 | 51cb1581 | Luca Bigliardi |
|
654 | 51cb1581 | Luca Bigliardi | """
|
655 | 51cb1581 | Luca Bigliardi | if self.children: |
656 | 51cb1581 | Luca Bigliardi | for child in self.children: |
657 | 51cb1581 | Luca Bigliardi | if child.IsBasedOnDiskType(dev_type):
|
658 | 51cb1581 | Luca Bigliardi | return True |
659 | 51cb1581 | Luca Bigliardi | return self.dev_type == dev_type |
660 | 51cb1581 | Luca Bigliardi | |
661 | a8083063 | Iustin Pop | def GetNodes(self, node): |
662 | a8083063 | Iustin Pop | """This function returns the nodes this device lives on.
|
663 | a8083063 | Iustin Pop |
|
664 | a8083063 | Iustin Pop | Given the node on which the parent of the device lives on (or, in
|
665 | a8083063 | Iustin Pop | case of a top-level device, the primary node of the devices'
|
666 | a8083063 | Iustin Pop | instance), this function will return a list of nodes on which this
|
667 | a8083063 | Iustin Pop | devices needs to (or can) be assembled.
|
668 | a8083063 | Iustin Pop |
|
669 | a8083063 | Iustin Pop | """
|
670 | b6135bbc | Apollon Oikonomopoulos | if self.dev_type in [constants.LD_LV, constants.LD_FILE, |
671 | 7181fba0 | Constantinos Venetsanopoulos | constants.LD_BLOCKDEV, constants.LD_RBD]: |
672 | a8083063 | Iustin Pop | result = [node] |
673 | a1f445d3 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
674 | a8083063 | Iustin Pop | result = [self.logical_id[0], self.logical_id[1]] |
675 | a8083063 | Iustin Pop | if node not in result: |
676 | 3ecf6786 | Iustin Pop | raise errors.ConfigurationError("DRBD device passed unknown node") |
677 | a8083063 | Iustin Pop | else:
|
678 | 3ecf6786 | Iustin Pop | raise errors.ProgrammerError("Unhandled device type %s" % self.dev_type) |
679 | a8083063 | Iustin Pop | return result
|
680 | a8083063 | Iustin Pop | |
681 | a8083063 | Iustin Pop | def ComputeNodeTree(self, parent_node): |
682 | a8083063 | Iustin Pop | """Compute the node/disk tree for this disk and its children.
|
683 | a8083063 | Iustin Pop |
|
684 | a8083063 | Iustin Pop | This method, given the node on which the parent disk lives, will
|
685 | a8083063 | Iustin Pop | return the list of all (node, disk) pairs which describe the disk
|
686 | abdf0113 | Iustin Pop | tree in the most compact way. For example, a drbd/lvm stack
|
687 | abdf0113 | Iustin Pop | will be returned as (primary_node, drbd) and (secondary_node, drbd)
|
688 | abdf0113 | Iustin Pop | which represents all the top-level devices on the nodes.
|
689 | a8083063 | Iustin Pop |
|
690 | a8083063 | Iustin Pop | """
|
691 | a8083063 | Iustin Pop | my_nodes = self.GetNodes(parent_node)
|
692 | a8083063 | Iustin Pop | result = [(node, self) for node in my_nodes] |
693 | a8083063 | Iustin Pop | if not self.children: |
694 | a8083063 | Iustin Pop | # leaf device
|
695 | a8083063 | Iustin Pop | return result
|
696 | a8083063 | Iustin Pop | for node in my_nodes: |
697 | a8083063 | Iustin Pop | for child in self.children: |
698 | a8083063 | Iustin Pop | child_result = child.ComputeNodeTree(node) |
699 | a8083063 | Iustin Pop | if len(child_result) == 1: |
700 | a8083063 | Iustin Pop | # child (and all its descendants) is simple, doesn't split
|
701 | a8083063 | Iustin Pop | # over multiple hosts, so we don't need to describe it, our
|
702 | a8083063 | Iustin Pop | # own entry for this node describes it completely
|
703 | a8083063 | Iustin Pop | continue
|
704 | a8083063 | Iustin Pop | else:
|
705 | a8083063 | Iustin Pop | # check if child nodes differ from my nodes; note that
|
706 | a8083063 | Iustin Pop | # subdisk can differ from the child itself, and be instead
|
707 | a8083063 | Iustin Pop | # one of its descendants
|
708 | a8083063 | Iustin Pop | for subnode, subdisk in child_result: |
709 | a8083063 | Iustin Pop | if subnode not in my_nodes: |
710 | a8083063 | Iustin Pop | result.append((subnode, subdisk)) |
711 | a8083063 | Iustin Pop | # otherwise child is under our own node, so we ignore this
|
712 | a8083063 | Iustin Pop | # entry (but probably the other results in the list will
|
713 | a8083063 | Iustin Pop | # be different)
|
714 | a8083063 | Iustin Pop | return result
|
715 | a8083063 | Iustin Pop | |
716 | 6d33a6eb | Iustin Pop | def ComputeGrowth(self, amount): |
717 | 6d33a6eb | Iustin Pop | """Compute the per-VG growth requirements.
|
718 | 6d33a6eb | Iustin Pop |
|
719 | 6d33a6eb | Iustin Pop | This only works for VG-based disks.
|
720 | 6d33a6eb | Iustin Pop |
|
721 | 6d33a6eb | Iustin Pop | @type amount: integer
|
722 | 6d33a6eb | Iustin Pop | @param amount: the desired increase in (user-visible) disk space
|
723 | 6d33a6eb | Iustin Pop | @rtype: dict
|
724 | 6d33a6eb | Iustin Pop | @return: a dictionary of volume-groups and the required size
|
725 | 6d33a6eb | Iustin Pop |
|
726 | 6d33a6eb | Iustin Pop | """
|
727 | 6d33a6eb | Iustin Pop | if self.dev_type == constants.LD_LV: |
728 | 6d33a6eb | Iustin Pop | return {self.logical_id[0]: amount} |
729 | 6d33a6eb | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
730 | 6d33a6eb | Iustin Pop | if self.children: |
731 | 6d33a6eb | Iustin Pop | return self.children[0].ComputeGrowth(amount) |
732 | 6d33a6eb | Iustin Pop | else:
|
733 | 6d33a6eb | Iustin Pop | return {}
|
734 | 6d33a6eb | Iustin Pop | else:
|
735 | 6d33a6eb | Iustin Pop | # Other disk types do not require VG space
|
736 | 6d33a6eb | Iustin Pop | return {}
|
737 | 6d33a6eb | Iustin Pop | |
738 | acec9d51 | Iustin Pop | def RecordGrow(self, amount): |
739 | acec9d51 | Iustin Pop | """Update the size of this disk after growth.
|
740 | acec9d51 | Iustin Pop |
|
741 | acec9d51 | Iustin Pop | This method recurses over the disks's children and updates their
|
742 | acec9d51 | Iustin Pop | size correspondigly. The method needs to be kept in sync with the
|
743 | acec9d51 | Iustin Pop | actual algorithms from bdev.
|
744 | acec9d51 | Iustin Pop |
|
745 | acec9d51 | Iustin Pop | """
|
746 | 7181fba0 | Constantinos Venetsanopoulos | if self.dev_type in (constants.LD_LV, constants.LD_FILE, |
747 | 7181fba0 | Constantinos Venetsanopoulos | constants.LD_RBD): |
748 | acec9d51 | Iustin Pop | self.size += amount
|
749 | acec9d51 | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
750 | acec9d51 | Iustin Pop | if self.children: |
751 | acec9d51 | Iustin Pop | self.children[0].RecordGrow(amount) |
752 | acec9d51 | Iustin Pop | self.size += amount
|
753 | acec9d51 | Iustin Pop | else:
|
754 | acec9d51 | Iustin Pop | raise errors.ProgrammerError("Disk.RecordGrow called for unsupported" |
755 | acec9d51 | Iustin Pop | " disk type %s" % self.dev_type) |
756 | acec9d51 | Iustin Pop | |
757 | 735e1318 | Michael Hanselmann | def Update(self, size=None, mode=None): |
758 | 735e1318 | Michael Hanselmann | """Apply changes to size and mode.
|
759 | 735e1318 | Michael Hanselmann |
|
760 | 735e1318 | Michael Hanselmann | """
|
761 | 735e1318 | Michael Hanselmann | if self.dev_type == constants.LD_DRBD8: |
762 | 735e1318 | Michael Hanselmann | if self.children: |
763 | 735e1318 | Michael Hanselmann | self.children[0].Update(size=size, mode=mode) |
764 | 735e1318 | Michael Hanselmann | else:
|
765 | 735e1318 | Michael Hanselmann | assert not self.children |
766 | 735e1318 | Michael Hanselmann | |
767 | 735e1318 | Michael Hanselmann | if size is not None: |
768 | 735e1318 | Michael Hanselmann | self.size = size
|
769 | 735e1318 | Michael Hanselmann | if mode is not None: |
770 | 735e1318 | Michael Hanselmann | self.mode = mode
|
771 | 735e1318 | Michael Hanselmann | |
772 | a805ec18 | Iustin Pop | def UnsetSize(self): |
773 | a805ec18 | Iustin Pop | """Sets recursively the size to zero for the disk and its children.
|
774 | a805ec18 | Iustin Pop |
|
775 | a805ec18 | Iustin Pop | """
|
776 | a805ec18 | Iustin Pop | if self.children: |
777 | a805ec18 | Iustin Pop | for child in self.children: |
778 | a805ec18 | Iustin Pop | child.UnsetSize() |
779 | a805ec18 | Iustin Pop | self.size = 0 |
780 | a805ec18 | Iustin Pop | |
781 | 0402302c | Iustin Pop | def SetPhysicalID(self, target_node, nodes_ip): |
782 | 0402302c | Iustin Pop | """Convert the logical ID to the physical ID.
|
783 | 0402302c | Iustin Pop |
|
784 | 0402302c | Iustin Pop | This is used only for drbd, which needs ip/port configuration.
|
785 | 0402302c | Iustin Pop |
|
786 | 0402302c | Iustin Pop | The routine descends down and updates its children also, because
|
787 | 0402302c | Iustin Pop | this helps when the only the top device is passed to the remote
|
788 | 0402302c | Iustin Pop | node.
|
789 | 0402302c | Iustin Pop |
|
790 | 0402302c | Iustin Pop | Arguments:
|
791 | 0402302c | Iustin Pop | - target_node: the node we wish to configure for
|
792 | 0402302c | Iustin Pop | - nodes_ip: a mapping of node name to ip
|
793 | 0402302c | Iustin Pop |
|
794 | 0402302c | Iustin Pop | The target_node must exist in in nodes_ip, and must be one of the
|
795 | 0402302c | Iustin Pop | nodes in the logical ID for each of the DRBD devices encountered
|
796 | 0402302c | Iustin Pop | in the disk tree.
|
797 | 0402302c | Iustin Pop |
|
798 | 0402302c | Iustin Pop | """
|
799 | 0402302c | Iustin Pop | if self.children: |
800 | 0402302c | Iustin Pop | for child in self.children: |
801 | 0402302c | Iustin Pop | child.SetPhysicalID(target_node, nodes_ip) |
802 | 0402302c | Iustin Pop | |
803 | 0402302c | Iustin Pop | if self.logical_id is None and self.physical_id is not None: |
804 | 0402302c | Iustin Pop | return
|
805 | 0402302c | Iustin Pop | if self.dev_type in constants.LDS_DRBD: |
806 | f9518d38 | Iustin Pop | pnode, snode, port, pminor, sminor, secret = self.logical_id
|
807 | 0402302c | Iustin Pop | if target_node not in (pnode, snode): |
808 | 0402302c | Iustin Pop | raise errors.ConfigurationError("DRBD device not knowing node %s" % |
809 | 0402302c | Iustin Pop | target_node) |
810 | 0402302c | Iustin Pop | pnode_ip = nodes_ip.get(pnode, None)
|
811 | 0402302c | Iustin Pop | snode_ip = nodes_ip.get(snode, None)
|
812 | 0402302c | Iustin Pop | if pnode_ip is None or snode_ip is None: |
813 | 0402302c | Iustin Pop | raise errors.ConfigurationError("Can't find primary or secondary node" |
814 | 0402302c | Iustin Pop | " for %s" % str(self)) |
815 | ffa1c0dc | Iustin Pop | p_data = (pnode_ip, port) |
816 | ffa1c0dc | Iustin Pop | s_data = (snode_ip, port) |
817 | 0402302c | Iustin Pop | if pnode == target_node:
|
818 | f9518d38 | Iustin Pop | self.physical_id = p_data + s_data + (pminor, secret)
|
819 | 0402302c | Iustin Pop | else: # it must be secondary, we tested above |
820 | f9518d38 | Iustin Pop | self.physical_id = s_data + p_data + (sminor, secret)
|
821 | 0402302c | Iustin Pop | else:
|
822 | 0402302c | Iustin Pop | self.physical_id = self.logical_id |
823 | 0402302c | Iustin Pop | return
|
824 | 0402302c | Iustin Pop | |
825 | ff9c047c | Iustin Pop | def ToDict(self): |
826 | ff9c047c | Iustin Pop | """Disk-specific conversion to standard python types.
|
827 | ff9c047c | Iustin Pop |
|
828 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of
|
829 | ff9c047c | Iustin Pop | standard python types.
|
830 | ff9c047c | Iustin Pop |
|
831 | ff9c047c | Iustin Pop | """
|
832 | ff9c047c | Iustin Pop | bo = super(Disk, self).ToDict() |
833 | ff9c047c | Iustin Pop | |
834 | ff9c047c | Iustin Pop | for attr in ("children",): |
835 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
836 | ff9c047c | Iustin Pop | if alist:
|
837 | ff9c047c | Iustin Pop | bo[attr] = self._ContainerToDicts(alist)
|
838 | ff9c047c | Iustin Pop | return bo
|
839 | ff9c047c | Iustin Pop | |
840 | ff9c047c | Iustin Pop | @classmethod
|
841 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
842 | ff9c047c | Iustin Pop | """Custom function for Disks
|
843 | ff9c047c | Iustin Pop |
|
844 | ff9c047c | Iustin Pop | """
|
845 | ff9c047c | Iustin Pop | obj = super(Disk, cls).FromDict(val)
|
846 | ff9c047c | Iustin Pop | if obj.children:
|
847 | ff9c047c | Iustin Pop | obj.children = cls._ContainerFromDicts(obj.children, list, Disk)
|
848 | ff9c047c | Iustin Pop | if obj.logical_id and isinstance(obj.logical_id, list): |
849 | ff9c047c | Iustin Pop | obj.logical_id = tuple(obj.logical_id)
|
850 | ff9c047c | Iustin Pop | if obj.physical_id and isinstance(obj.physical_id, list): |
851 | ff9c047c | Iustin Pop | obj.physical_id = tuple(obj.physical_id)
|
852 | f9518d38 | Iustin Pop | if obj.dev_type in constants.LDS_DRBD: |
853 | f9518d38 | Iustin Pop | # we need a tuple of length six here
|
854 | f9518d38 | Iustin Pop | if len(obj.logical_id) < 6: |
855 | f9518d38 | Iustin Pop | obj.logical_id += (None,) * (6 - len(obj.logical_id)) |
856 | ff9c047c | Iustin Pop | return obj
|
857 | ff9c047c | Iustin Pop | |
858 | 65a15336 | Iustin Pop | def __str__(self): |
859 | 65a15336 | Iustin Pop | """Custom str() formatter for disks.
|
860 | 65a15336 | Iustin Pop |
|
861 | 65a15336 | Iustin Pop | """
|
862 | 65a15336 | Iustin Pop | if self.dev_type == constants.LD_LV: |
863 | e687ec01 | Michael Hanselmann | val = "<LogicalVolume(/dev/%s/%s" % self.logical_id |
864 | 65a15336 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
865 | 89f28b76 | Iustin Pop | node_a, node_b, port, minor_a, minor_b = self.logical_id[:5] |
866 | 00fb8246 | Michael Hanselmann | val = "<DRBD8("
|
867 | 073ca59e | Iustin Pop | if self.physical_id is None: |
868 | 073ca59e | Iustin Pop | phy = "unconfigured"
|
869 | 073ca59e | Iustin Pop | else:
|
870 | 073ca59e | Iustin Pop | phy = ("configured as %s:%s %s:%s" %
|
871 | 25a915d0 | Iustin Pop | (self.physical_id[0], self.physical_id[1], |
872 | 25a915d0 | Iustin Pop | self.physical_id[2], self.physical_id[3])) |
873 | 073ca59e | Iustin Pop | |
874 | 89f28b76 | Iustin Pop | val += ("hosts=%s/%d-%s/%d, port=%s, %s, " %
|
875 | 89f28b76 | Iustin Pop | (node_a, minor_a, node_b, minor_b, port, phy)) |
876 | 65a15336 | Iustin Pop | if self.children and self.children.count(None) == 0: |
877 | 65a15336 | Iustin Pop | val += "backend=%s, metadev=%s" % (self.children[0], self.children[1]) |
878 | 65a15336 | Iustin Pop | else:
|
879 | 65a15336 | Iustin Pop | val += "no local storage"
|
880 | 65a15336 | Iustin Pop | else:
|
881 | 65a15336 | Iustin Pop | val = ("<Disk(type=%s, logical_id=%s, physical_id=%s, children=%s" %
|
882 | 65a15336 | Iustin Pop | (self.dev_type, self.logical_id, self.physical_id, self.children)) |
883 | 65a15336 | Iustin Pop | if self.iv_name is None: |
884 | 65a15336 | Iustin Pop | val += ", not visible"
|
885 | 65a15336 | Iustin Pop | else:
|
886 | 65a15336 | Iustin Pop | val += ", visible as /dev/%s" % self.iv_name |
887 | fd965830 | Iustin Pop | if isinstance(self.size, int): |
888 | fd965830 | Iustin Pop | val += ", size=%dm)>" % self.size |
889 | fd965830 | Iustin Pop | else:
|
890 | fd965830 | Iustin Pop | val += ", size='%s')>" % (self.size,) |
891 | 65a15336 | Iustin Pop | return val
|
892 | 65a15336 | Iustin Pop | |
893 | 332d0e37 | Iustin Pop | def Verify(self): |
894 | 332d0e37 | Iustin Pop | """Checks that this disk is correctly configured.
|
895 | 332d0e37 | Iustin Pop |
|
896 | 332d0e37 | Iustin Pop | """
|
897 | 7c4d6c7b | Michael Hanselmann | all_errors = [] |
898 | 332d0e37 | Iustin Pop | if self.mode not in constants.DISK_ACCESS_SET: |
899 | 7c4d6c7b | Michael Hanselmann | all_errors.append("Disk access mode '%s' is invalid" % (self.mode, )) |
900 | 7c4d6c7b | Michael Hanselmann | return all_errors
|
901 | 332d0e37 | Iustin Pop | |
902 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
903 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
904 | 90d726a8 | Iustin Pop |
|
905 | 90d726a8 | Iustin Pop | """
|
906 | 90d726a8 | Iustin Pop | if self.children: |
907 | 90d726a8 | Iustin Pop | for child in self.children: |
908 | 90d726a8 | Iustin Pop | child.UpgradeConfig() |
909 | bc5d0215 | Andrea Spadaccini | |
910 | bc5d0215 | Andrea Spadaccini | if not self.params: |
911 | bc5d0215 | Andrea Spadaccini | self.params = constants.DISK_LD_DEFAULTS[self.dev_type].copy() |
912 | bc5d0215 | Andrea Spadaccini | else:
|
913 | bc5d0215 | Andrea Spadaccini | self.params = FillDict(constants.DISK_LD_DEFAULTS[self.dev_type], |
914 | bc5d0215 | Andrea Spadaccini | self.params)
|
915 | 90d726a8 | Iustin Pop | # add here config upgrade for this disk
|
916 | 90d726a8 | Iustin Pop | |
917 | a8083063 | Iustin Pop | |
918 | 918eb80b | Agata Murawska | class InstancePolicy(ConfigObject): |
919 | ffa339ca | Iustin Pop | """Config object representing instance policy limits dictionary.
|
920 | 918eb80b | Agata Murawska |
|
921 | ffa339ca | Iustin Pop |
|
922 | ffa339ca | Iustin Pop | Note that this object is not actually used in the config, it's just
|
923 | ffa339ca | Iustin Pop | used as a placeholder for a few functions.
|
924 | ffa339ca | Iustin Pop |
|
925 | ffa339ca | Iustin Pop | """
|
926 | 918eb80b | Agata Murawska | @classmethod
|
927 | 918eb80b | Agata Murawska | def CheckParameterSyntax(cls, ipolicy): |
928 | 918eb80b | Agata Murawska | """ Check the instance policy for validity.
|
929 | 918eb80b | Agata Murawska |
|
930 | 918eb80b | Agata Murawska | """
|
931 | 918eb80b | Agata Murawska | for param in constants.ISPECS_PARAMETERS: |
932 | 918eb80b | Agata Murawska | InstancePolicy.CheckISpecSyntax(ipolicy, param) |
933 | d04c9d45 | Iustin Pop | if constants.IPOLICY_DTS in ipolicy: |
934 | d04c9d45 | Iustin Pop | InstancePolicy.CheckDiskTemplates(ipolicy[constants.IPOLICY_DTS]) |
935 | ff6c5e55 | Iustin Pop | for key in constants.IPOLICY_PARAMETERS: |
936 | ff6c5e55 | Iustin Pop | if key in ipolicy: |
937 | ff6c5e55 | Iustin Pop | InstancePolicy.CheckParameter(key, ipolicy[key]) |
938 | 57dc299a | Iustin Pop | wrong_keys = frozenset(ipolicy.keys()) - constants.IPOLICY_ALL_KEYS
|
939 | 57dc299a | Iustin Pop | if wrong_keys:
|
940 | 57dc299a | Iustin Pop | raise errors.ConfigurationError("Invalid keys in ipolicy: %s" % |
941 | 57dc299a | Iustin Pop | utils.CommaJoin(wrong_keys)) |
942 | 918eb80b | Agata Murawska | |
943 | 918eb80b | Agata Murawska | @classmethod
|
944 | 918eb80b | Agata Murawska | def CheckISpecSyntax(cls, ipolicy, name): |
945 | 918eb80b | Agata Murawska | """Check the instance policy for validity on a given key.
|
946 | 918eb80b | Agata Murawska |
|
947 | 918eb80b | Agata Murawska | We check if the instance policy makes sense for a given key, that is
|
948 | 918eb80b | Agata Murawska | if ipolicy[min][name] <= ipolicy[std][name] <= ipolicy[max][name].
|
949 | 918eb80b | Agata Murawska |
|
950 | 918eb80b | Agata Murawska | @type ipolicy: dict
|
951 | 918eb80b | Agata Murawska | @param ipolicy: dictionary with min, max, std specs
|
952 | 918eb80b | Agata Murawska | @type name: string
|
953 | 918eb80b | Agata Murawska | @param name: what are the limits for
|
954 | 918eb80b | Agata Murawska | @raise errors.ConfigureError: when specs for given name are not valid
|
955 | 918eb80b | Agata Murawska |
|
956 | 918eb80b | Agata Murawska | """
|
957 | 4f725341 | Agata Murawska | min_v = ipolicy[constants.ISPECS_MIN].get(name, 0)
|
958 | 4f725341 | Agata Murawska | std_v = ipolicy[constants.ISPECS_STD].get(name, min_v) |
959 | 4f725341 | Agata Murawska | max_v = ipolicy[constants.ISPECS_MAX].get(name, std_v) |
960 | 918eb80b | Agata Murawska | err = ("Invalid specification of min/max/std values for %s: %s/%s/%s" %
|
961 | 918eb80b | Agata Murawska | (name, |
962 | 4f725341 | Agata Murawska | ipolicy[constants.ISPECS_MIN].get(name, "-"),
|
963 | 4f725341 | Agata Murawska | ipolicy[constants.ISPECS_MAX].get(name, "-"),
|
964 | 4f725341 | Agata Murawska | ipolicy[constants.ISPECS_STD].get(name, "-")))
|
965 | 918eb80b | Agata Murawska | if min_v > std_v or std_v > max_v: |
966 | 918eb80b | Agata Murawska | raise errors.ConfigurationError(err)
|
967 | 918eb80b | Agata Murawska | |
968 | 2cc673a3 | Iustin Pop | @classmethod
|
969 | 2cc673a3 | Iustin Pop | def CheckDiskTemplates(cls, disk_templates): |
970 | 2cc673a3 | Iustin Pop | """Checks the disk templates for validity.
|
971 | 2cc673a3 | Iustin Pop |
|
972 | 2cc673a3 | Iustin Pop | """
|
973 | 2cc673a3 | Iustin Pop | wrong = frozenset(disk_templates).difference(constants.DISK_TEMPLATES)
|
974 | 2cc673a3 | Iustin Pop | if wrong:
|
975 | 2cc673a3 | Iustin Pop | raise errors.ConfigurationError("Invalid disk template(s) %s" % |
976 | 2cc673a3 | Iustin Pop | utils.CommaJoin(wrong)) |
977 | 2cc673a3 | Iustin Pop | |
978 | ff6c5e55 | Iustin Pop | @classmethod
|
979 | ff6c5e55 | Iustin Pop | def CheckParameter(cls, key, value): |
980 | ff6c5e55 | Iustin Pop | """Checks a parameter.
|
981 | ff6c5e55 | Iustin Pop |
|
982 | ff6c5e55 | Iustin Pop | Currently we expect all parameters to be float values.
|
983 | ff6c5e55 | Iustin Pop |
|
984 | ff6c5e55 | Iustin Pop | """
|
985 | ff6c5e55 | Iustin Pop | try:
|
986 | ff6c5e55 | Iustin Pop | float(value)
|
987 | ff6c5e55 | Iustin Pop | except (TypeError, ValueError), err: |
988 | ff6c5e55 | Iustin Pop | raise errors.ConfigurationError("Invalid value for key" " '%s':" |
989 | ff6c5e55 | Iustin Pop | " '%s', error: %s" % (key, value, err))
|
990 | ff6c5e55 | Iustin Pop | |
991 | 918eb80b | Agata Murawska | |
992 | ec29fe40 | Iustin Pop | class Instance(TaggableObject): |
993 | a8083063 | Iustin Pop | """Config object representing an instance."""
|
994 | 154b9580 | Balazs Lecz | __slots__ = [ |
995 | a8083063 | Iustin Pop | "name",
|
996 | a8083063 | Iustin Pop | "primary_node",
|
997 | a8083063 | Iustin Pop | "os",
|
998 | e69d05fd | Iustin Pop | "hypervisor",
|
999 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1000 | 5bf7b5cf | Iustin Pop | "beparams",
|
1001 | 1bdcbbab | Iustin Pop | "osparams",
|
1002 | 9ca8a7c5 | Agata Murawska | "admin_state",
|
1003 | a8083063 | Iustin Pop | "nics",
|
1004 | a8083063 | Iustin Pop | "disks",
|
1005 | a8083063 | Iustin Pop | "disk_template",
|
1006 | 58acb49d | Alexander Schreiber | "network_port",
|
1007 | be1fa613 | Iustin Pop | "serial_no",
|
1008 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1009 | a8083063 | Iustin Pop | |
1010 | a8083063 | Iustin Pop | def _ComputeSecondaryNodes(self): |
1011 | a8083063 | Iustin Pop | """Compute the list of secondary nodes.
|
1012 | a8083063 | Iustin Pop |
|
1013 | cfcc5c6d | Iustin Pop | This is a simple wrapper over _ComputeAllNodes.
|
1014 | cfcc5c6d | Iustin Pop |
|
1015 | cfcc5c6d | Iustin Pop | """
|
1016 | cfcc5c6d | Iustin Pop | all_nodes = set(self._ComputeAllNodes()) |
1017 | cfcc5c6d | Iustin Pop | all_nodes.discard(self.primary_node)
|
1018 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
1019 | cfcc5c6d | Iustin Pop | |
1020 | cfcc5c6d | Iustin Pop | secondary_nodes = property(_ComputeSecondaryNodes, None, None, |
1021 | cfcc5c6d | Iustin Pop | "List of secondary nodes")
|
1022 | cfcc5c6d | Iustin Pop | |
1023 | cfcc5c6d | Iustin Pop | def _ComputeAllNodes(self): |
1024 | cfcc5c6d | Iustin Pop | """Compute the list of all nodes.
|
1025 | cfcc5c6d | Iustin Pop |
|
1026 | a8083063 | Iustin Pop | Since the data is already there (in the drbd disks), keeping it as
|
1027 | a8083063 | Iustin Pop | a separate normal attribute is redundant and if not properly
|
1028 | a8083063 | Iustin Pop | synchronised can cause problems. Thus it's better to compute it
|
1029 | a8083063 | Iustin Pop | dynamically.
|
1030 | a8083063 | Iustin Pop |
|
1031 | a8083063 | Iustin Pop | """
|
1032 | cfcc5c6d | Iustin Pop | def _Helper(nodes, device): |
1033 | cfcc5c6d | Iustin Pop | """Recursively computes nodes given a top device."""
|
1034 | a1f445d3 | Iustin Pop | if device.dev_type in constants.LDS_DRBD: |
1035 | cfcc5c6d | Iustin Pop | nodea, nodeb = device.logical_id[:2]
|
1036 | cfcc5c6d | Iustin Pop | nodes.add(nodea) |
1037 | cfcc5c6d | Iustin Pop | nodes.add(nodeb) |
1038 | a8083063 | Iustin Pop | if device.children:
|
1039 | a8083063 | Iustin Pop | for child in device.children: |
1040 | cfcc5c6d | Iustin Pop | _Helper(nodes, child) |
1041 | a8083063 | Iustin Pop | |
1042 | cfcc5c6d | Iustin Pop | all_nodes = set()
|
1043 | 99c7b2a1 | Iustin Pop | all_nodes.add(self.primary_node)
|
1044 | a8083063 | Iustin Pop | for device in self.disks: |
1045 | cfcc5c6d | Iustin Pop | _Helper(all_nodes, device) |
1046 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
1047 | a8083063 | Iustin Pop | |
1048 | cfcc5c6d | Iustin Pop | all_nodes = property(_ComputeAllNodes, None, None, |
1049 | cfcc5c6d | Iustin Pop | "List of all nodes of the instance")
|
1050 | a8083063 | Iustin Pop | |
1051 | a8083063 | Iustin Pop | def MapLVsByNode(self, lvmap=None, devs=None, node=None): |
1052 | a8083063 | Iustin Pop | """Provide a mapping of nodes to LVs this instance owns.
|
1053 | a8083063 | Iustin Pop |
|
1054 | c41eea6e | Iustin Pop | This function figures out what logical volumes should belong on
|
1055 | c41eea6e | Iustin Pop | which nodes, recursing through a device tree.
|
1056 | a8083063 | Iustin Pop |
|
1057 | c41eea6e | Iustin Pop | @param lvmap: optional dictionary to receive the
|
1058 | c41eea6e | Iustin Pop | 'node' : ['lv', ...] data.
|
1059 | a8083063 | Iustin Pop |
|
1060 | 84d7e26b | Dmitry Chernyak | @return: None if lvmap arg is given, otherwise, a dictionary of
|
1061 | 84d7e26b | Dmitry Chernyak | the form { 'nodename' : ['volume1', 'volume2', ...], ... };
|
1062 | 84d7e26b | Dmitry Chernyak | volumeN is of the form "vg_name/lv_name", compatible with
|
1063 | 84d7e26b | Dmitry Chernyak | GetVolumeList()
|
1064 | a8083063 | Iustin Pop |
|
1065 | a8083063 | Iustin Pop | """
|
1066 | a8083063 | Iustin Pop | if node == None: |
1067 | a8083063 | Iustin Pop | node = self.primary_node
|
1068 | a8083063 | Iustin Pop | |
1069 | a8083063 | Iustin Pop | if lvmap is None: |
1070 | e687ec01 | Michael Hanselmann | lvmap = { |
1071 | e687ec01 | Michael Hanselmann | node: [], |
1072 | e687ec01 | Michael Hanselmann | } |
1073 | a8083063 | Iustin Pop | ret = lvmap |
1074 | a8083063 | Iustin Pop | else:
|
1075 | a8083063 | Iustin Pop | if not node in lvmap: |
1076 | a8083063 | Iustin Pop | lvmap[node] = [] |
1077 | a8083063 | Iustin Pop | ret = None
|
1078 | a8083063 | Iustin Pop | |
1079 | a8083063 | Iustin Pop | if not devs: |
1080 | a8083063 | Iustin Pop | devs = self.disks
|
1081 | a8083063 | Iustin Pop | |
1082 | a8083063 | Iustin Pop | for dev in devs: |
1083 | fe96220b | Iustin Pop | if dev.dev_type == constants.LD_LV:
|
1084 | e687ec01 | Michael Hanselmann | lvmap[node].append(dev.logical_id[0] + "/" + dev.logical_id[1]) |
1085 | a8083063 | Iustin Pop | |
1086 | a1f445d3 | Iustin Pop | elif dev.dev_type in constants.LDS_DRBD: |
1087 | a8083063 | Iustin Pop | if dev.children:
|
1088 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[0]) |
1089 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[1]) |
1090 | a8083063 | Iustin Pop | |
1091 | a8083063 | Iustin Pop | elif dev.children:
|
1092 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, node)
|
1093 | a8083063 | Iustin Pop | |
1094 | a8083063 | Iustin Pop | return ret
|
1095 | a8083063 | Iustin Pop | |
1096 | ad24e046 | Iustin Pop | def FindDisk(self, idx): |
1097 | ad24e046 | Iustin Pop | """Find a disk given having a specified index.
|
1098 | 644eeef9 | Iustin Pop |
|
1099 | ad24e046 | Iustin Pop | This is just a wrapper that does validation of the index.
|
1100 | 644eeef9 | Iustin Pop |
|
1101 | ad24e046 | Iustin Pop | @type idx: int
|
1102 | ad24e046 | Iustin Pop | @param idx: the disk index
|
1103 | ad24e046 | Iustin Pop | @rtype: L{Disk}
|
1104 | ad24e046 | Iustin Pop | @return: the corresponding disk
|
1105 | ad24e046 | Iustin Pop | @raise errors.OpPrereqError: when the given index is not valid
|
1106 | 644eeef9 | Iustin Pop |
|
1107 | ad24e046 | Iustin Pop | """
|
1108 | ad24e046 | Iustin Pop | try:
|
1109 | ad24e046 | Iustin Pop | idx = int(idx)
|
1110 | ad24e046 | Iustin Pop | return self.disks[idx] |
1111 | 691744c4 | Iustin Pop | except (TypeError, ValueError), err: |
1112 | debac808 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: '%s'" % str(err), |
1113 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
1114 | ad24e046 | Iustin Pop | except IndexError: |
1115 | ad24e046 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: %d (instace has disks" |
1116 | daa55b04 | Michael Hanselmann | " 0 to %d" % (idx, len(self.disks) - 1), |
1117 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
1118 | 644eeef9 | Iustin Pop | |
1119 | ff9c047c | Iustin Pop | def ToDict(self): |
1120 | ff9c047c | Iustin Pop | """Instance-specific conversion to standard python types.
|
1121 | ff9c047c | Iustin Pop |
|
1122 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of standard
|
1123 | ff9c047c | Iustin Pop | python types.
|
1124 | ff9c047c | Iustin Pop |
|
1125 | ff9c047c | Iustin Pop | """
|
1126 | ff9c047c | Iustin Pop | bo = super(Instance, self).ToDict() |
1127 | ff9c047c | Iustin Pop | |
1128 | ff9c047c | Iustin Pop | for attr in "nics", "disks": |
1129 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
1130 | ff9c047c | Iustin Pop | if alist:
|
1131 | ff9c047c | Iustin Pop | nlist = self._ContainerToDicts(alist)
|
1132 | ff9c047c | Iustin Pop | else:
|
1133 | ff9c047c | Iustin Pop | nlist = [] |
1134 | ff9c047c | Iustin Pop | bo[attr] = nlist |
1135 | ff9c047c | Iustin Pop | return bo
|
1136 | ff9c047c | Iustin Pop | |
1137 | ff9c047c | Iustin Pop | @classmethod
|
1138 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
1139 | ff9c047c | Iustin Pop | """Custom function for instances.
|
1140 | ff9c047c | Iustin Pop |
|
1141 | ff9c047c | Iustin Pop | """
|
1142 | 9ca8a7c5 | Agata Murawska | if "admin_state" not in val: |
1143 | 9ca8a7c5 | Agata Murawska | if val.get("admin_up", False): |
1144 | 9ca8a7c5 | Agata Murawska | val["admin_state"] = constants.ADMINST_UP
|
1145 | 9ca8a7c5 | Agata Murawska | else:
|
1146 | 9ca8a7c5 | Agata Murawska | val["admin_state"] = constants.ADMINST_DOWN
|
1147 | 9ca8a7c5 | Agata Murawska | if "admin_up" in val: |
1148 | 9ca8a7c5 | Agata Murawska | del val["admin_up"] |
1149 | ff9c047c | Iustin Pop | obj = super(Instance, cls).FromDict(val)
|
1150 | ff9c047c | Iustin Pop | obj.nics = cls._ContainerFromDicts(obj.nics, list, NIC)
|
1151 | ff9c047c | Iustin Pop | obj.disks = cls._ContainerFromDicts(obj.disks, list, Disk)
|
1152 | ff9c047c | Iustin Pop | return obj
|
1153 | ff9c047c | Iustin Pop | |
1154 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
1155 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
1156 | 90d726a8 | Iustin Pop |
|
1157 | 90d726a8 | Iustin Pop | """
|
1158 | 90d726a8 | Iustin Pop | for nic in self.nics: |
1159 | 90d726a8 | Iustin Pop | nic.UpgradeConfig() |
1160 | 90d726a8 | Iustin Pop | for disk in self.disks: |
1161 | 90d726a8 | Iustin Pop | disk.UpgradeConfig() |
1162 | 7736a5f2 | Iustin Pop | if self.hvparams: |
1163 | 7736a5f2 | Iustin Pop | for key in constants.HVC_GLOBALS: |
1164 | 7736a5f2 | Iustin Pop | try:
|
1165 | 7736a5f2 | Iustin Pop | del self.hvparams[key] |
1166 | 7736a5f2 | Iustin Pop | except KeyError: |
1167 | 7736a5f2 | Iustin Pop | pass
|
1168 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1169 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1170 | 8c72ab2b | Guido Trotter | UpgradeBeParams(self.beparams)
|
1171 | 90d726a8 | Iustin Pop | |
1172 | a8083063 | Iustin Pop | |
1173 | a8083063 | Iustin Pop | class OS(ConfigObject): |
1174 | b41b3516 | Iustin Pop | """Config object representing an operating system.
|
1175 | b41b3516 | Iustin Pop |
|
1176 | b41b3516 | Iustin Pop | @type supported_parameters: list
|
1177 | b41b3516 | Iustin Pop | @ivar supported_parameters: a list of tuples, name and description,
|
1178 | b41b3516 | Iustin Pop | containing the supported parameters by this OS
|
1179 | b41b3516 | Iustin Pop |
|
1180 | 870dc44c | Iustin Pop | @type VARIANT_DELIM: string
|
1181 | 870dc44c | Iustin Pop | @cvar VARIANT_DELIM: the variant delimiter
|
1182 | 870dc44c | Iustin Pop |
|
1183 | b41b3516 | Iustin Pop | """
|
1184 | a8083063 | Iustin Pop | __slots__ = [ |
1185 | a8083063 | Iustin Pop | "name",
|
1186 | a8083063 | Iustin Pop | "path",
|
1187 | 082a7f91 | Guido Trotter | "api_versions",
|
1188 | a8083063 | Iustin Pop | "create_script",
|
1189 | a8083063 | Iustin Pop | "export_script",
|
1190 | 386b57af | Iustin Pop | "import_script",
|
1191 | 386b57af | Iustin Pop | "rename_script",
|
1192 | b41b3516 | Iustin Pop | "verify_script",
|
1193 | 6d79896b | Guido Trotter | "supported_variants",
|
1194 | b41b3516 | Iustin Pop | "supported_parameters",
|
1195 | a8083063 | Iustin Pop | ] |
1196 | a8083063 | Iustin Pop | |
1197 | 870dc44c | Iustin Pop | VARIANT_DELIM = "+"
|
1198 | 870dc44c | Iustin Pop | |
1199 | 870dc44c | Iustin Pop | @classmethod
|
1200 | 870dc44c | Iustin Pop | def SplitNameVariant(cls, name): |
1201 | 870dc44c | Iustin Pop | """Splits the name into the proper name and variant.
|
1202 | 870dc44c | Iustin Pop |
|
1203 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1204 | 870dc44c | Iustin Pop | @rtype: list
|
1205 | 870dc44c | Iustin Pop | @return: a list of two elements; if the original name didn't
|
1206 | 870dc44c | Iustin Pop | contain a variant, it's returned as an empty string
|
1207 | 870dc44c | Iustin Pop |
|
1208 | 870dc44c | Iustin Pop | """
|
1209 | 870dc44c | Iustin Pop | nv = name.split(cls.VARIANT_DELIM, 1)
|
1210 | 870dc44c | Iustin Pop | if len(nv) == 1: |
1211 | 870dc44c | Iustin Pop | nv.append("")
|
1212 | 870dc44c | Iustin Pop | return nv
|
1213 | 870dc44c | Iustin Pop | |
1214 | 870dc44c | Iustin Pop | @classmethod
|
1215 | 870dc44c | Iustin Pop | def GetName(cls, name): |
1216 | 870dc44c | Iustin Pop | """Returns the proper name of the os (without the variant).
|
1217 | 870dc44c | Iustin Pop |
|
1218 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1219 | 870dc44c | Iustin Pop |
|
1220 | 870dc44c | Iustin Pop | """
|
1221 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[0] |
1222 | 870dc44c | Iustin Pop | |
1223 | 870dc44c | Iustin Pop | @classmethod
|
1224 | 870dc44c | Iustin Pop | def GetVariant(cls, name): |
1225 | 870dc44c | Iustin Pop | """Returns the variant the os (without the base name).
|
1226 | 870dc44c | Iustin Pop |
|
1227 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1228 | 870dc44c | Iustin Pop |
|
1229 | 870dc44c | Iustin Pop | """
|
1230 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[1] |
1231 | 870dc44c | Iustin Pop | |
1232 | 7c0d6283 | Michael Hanselmann | |
1233 | 5f06ce5e | Michael Hanselmann | class NodeHvState(ConfigObject): |
1234 | 5f06ce5e | Michael Hanselmann | """Hypvervisor state on a node.
|
1235 | 5f06ce5e | Michael Hanselmann |
|
1236 | 5f06ce5e | Michael Hanselmann | @ivar mem_total: Total amount of memory
|
1237 | 5f06ce5e | Michael Hanselmann | @ivar mem_node: Memory used by, or reserved for, the node itself (not always
|
1238 | 5f06ce5e | Michael Hanselmann | available)
|
1239 | 5f06ce5e | Michael Hanselmann | @ivar mem_hv: Memory used by hypervisor or lost due to instance allocation
|
1240 | 5f06ce5e | Michael Hanselmann | rounding
|
1241 | 5f06ce5e | Michael Hanselmann | @ivar mem_inst: Memory used by instances living on node
|
1242 | 5f06ce5e | Michael Hanselmann | @ivar cpu_total: Total node CPU core count
|
1243 | 5f06ce5e | Michael Hanselmann | @ivar cpu_node: Number of CPU cores reserved for the node itself
|
1244 | 5f06ce5e | Michael Hanselmann |
|
1245 | 5f06ce5e | Michael Hanselmann | """
|
1246 | 5f06ce5e | Michael Hanselmann | __slots__ = [ |
1247 | 5f06ce5e | Michael Hanselmann | "mem_total",
|
1248 | 5f06ce5e | Michael Hanselmann | "mem_node",
|
1249 | 5f06ce5e | Michael Hanselmann | "mem_hv",
|
1250 | 5f06ce5e | Michael Hanselmann | "mem_inst",
|
1251 | 5f06ce5e | Michael Hanselmann | "cpu_total",
|
1252 | 5f06ce5e | Michael Hanselmann | "cpu_node",
|
1253 | 5f06ce5e | Michael Hanselmann | ] + _TIMESTAMPS |
1254 | 5f06ce5e | Michael Hanselmann | |
1255 | 5f06ce5e | Michael Hanselmann | |
1256 | 5f06ce5e | Michael Hanselmann | class NodeDiskState(ConfigObject): |
1257 | 5f06ce5e | Michael Hanselmann | """Disk state on a node.
|
1258 | 5f06ce5e | Michael Hanselmann |
|
1259 | 5f06ce5e | Michael Hanselmann | """
|
1260 | 5f06ce5e | Michael Hanselmann | __slots__ = [ |
1261 | 5f06ce5e | Michael Hanselmann | "total",
|
1262 | 5f06ce5e | Michael Hanselmann | "reserved",
|
1263 | 5f06ce5e | Michael Hanselmann | "overhead",
|
1264 | 5f06ce5e | Michael Hanselmann | ] + _TIMESTAMPS |
1265 | 5f06ce5e | Michael Hanselmann | |
1266 | 5f06ce5e | Michael Hanselmann | |
1267 | ec29fe40 | Iustin Pop | class Node(TaggableObject): |
1268 | 634d30f4 | Michael Hanselmann | """Config object representing a node.
|
1269 | 634d30f4 | Michael Hanselmann |
|
1270 | 634d30f4 | Michael Hanselmann | @ivar hv_state: Hypervisor state (e.g. number of CPUs)
|
1271 | 634d30f4 | Michael Hanselmann | @ivar hv_state_static: Hypervisor state overriden by user
|
1272 | 634d30f4 | Michael Hanselmann | @ivar disk_state: Disk state (e.g. free space)
|
1273 | 634d30f4 | Michael Hanselmann | @ivar disk_state_static: Disk state overriden by user
|
1274 | 634d30f4 | Michael Hanselmann |
|
1275 | 634d30f4 | Michael Hanselmann | """
|
1276 | 154b9580 | Balazs Lecz | __slots__ = [ |
1277 | ec29fe40 | Iustin Pop | "name",
|
1278 | ec29fe40 | Iustin Pop | "primary_ip",
|
1279 | ec29fe40 | Iustin Pop | "secondary_ip",
|
1280 | be1fa613 | Iustin Pop | "serial_no",
|
1281 | 8b8b8b81 | Iustin Pop | "master_candidate",
|
1282 | fc0fe88c | Iustin Pop | "offline",
|
1283 | af64c0ea | Iustin Pop | "drained",
|
1284 | f936c153 | Iustin Pop | "group",
|
1285 | 490acd18 | Iustin Pop | "master_capable",
|
1286 | 490acd18 | Iustin Pop | "vm_capable",
|
1287 | 095e71aa | René Nussbaumer | "ndparams",
|
1288 | 25124d4a | René Nussbaumer | "powered",
|
1289 | 5b49ed09 | René Nussbaumer | "hv_state",
|
1290 | 634d30f4 | Michael Hanselmann | "hv_state_static",
|
1291 | 5b49ed09 | René Nussbaumer | "disk_state",
|
1292 | 634d30f4 | Michael Hanselmann | "disk_state_static",
|
1293 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1294 | a8083063 | Iustin Pop | |
1295 | 490acd18 | Iustin Pop | def UpgradeConfig(self): |
1296 | 490acd18 | Iustin Pop | """Fill defaults for missing configuration values.
|
1297 | 490acd18 | Iustin Pop |
|
1298 | 490acd18 | Iustin Pop | """
|
1299 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1300 | 490acd18 | Iustin Pop | # because these are "defined" via slots, not manually
|
1301 | 490acd18 | Iustin Pop | if self.master_capable is None: |
1302 | 490acd18 | Iustin Pop | self.master_capable = True |
1303 | 490acd18 | Iustin Pop | |
1304 | 490acd18 | Iustin Pop | if self.vm_capable is None: |
1305 | 490acd18 | Iustin Pop | self.vm_capable = True |
1306 | 490acd18 | Iustin Pop | |
1307 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1308 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1309 | 095e71aa | René Nussbaumer | |
1310 | 25124d4a | René Nussbaumer | if self.powered is None: |
1311 | 25124d4a | René Nussbaumer | self.powered = True |
1312 | 25124d4a | René Nussbaumer | |
1313 | 5f06ce5e | Michael Hanselmann | def ToDict(self): |
1314 | 5f06ce5e | Michael Hanselmann | """Custom function for serializing.
|
1315 | 5f06ce5e | Michael Hanselmann |
|
1316 | 5f06ce5e | Michael Hanselmann | """
|
1317 | 5f06ce5e | Michael Hanselmann | data = super(Node, self).ToDict() |
1318 | 5f06ce5e | Michael Hanselmann | |
1319 | 5f06ce5e | Michael Hanselmann | hv_state = data.get("hv_state", None) |
1320 | 5f06ce5e | Michael Hanselmann | if hv_state is not None: |
1321 | 5f06ce5e | Michael Hanselmann | data["hv_state"] = self._ContainerToDicts(hv_state) |
1322 | 5f06ce5e | Michael Hanselmann | |
1323 | 5f06ce5e | Michael Hanselmann | disk_state = data.get("disk_state", None) |
1324 | 5f06ce5e | Michael Hanselmann | if disk_state is not None: |
1325 | 5f06ce5e | Michael Hanselmann | data["disk_state"] = \
|
1326 | 5f06ce5e | Michael Hanselmann | dict((key, self._ContainerToDicts(value)) |
1327 | 5f06ce5e | Michael Hanselmann | for (key, value) in disk_state.items()) |
1328 | 5f06ce5e | Michael Hanselmann | |
1329 | 5f06ce5e | Michael Hanselmann | return data
|
1330 | 5f06ce5e | Michael Hanselmann | |
1331 | 5f06ce5e | Michael Hanselmann | @classmethod
|
1332 | 5f06ce5e | Michael Hanselmann | def FromDict(cls, val): |
1333 | 5f06ce5e | Michael Hanselmann | """Custom function for deserializing.
|
1334 | 5f06ce5e | Michael Hanselmann |
|
1335 | 5f06ce5e | Michael Hanselmann | """
|
1336 | 5f06ce5e | Michael Hanselmann | obj = super(Node, cls).FromDict(val)
|
1337 | 5f06ce5e | Michael Hanselmann | |
1338 | 5f06ce5e | Michael Hanselmann | if obj.hv_state is not None: |
1339 | 5f06ce5e | Michael Hanselmann | obj.hv_state = cls._ContainerFromDicts(obj.hv_state, dict, NodeHvState)
|
1340 | 5f06ce5e | Michael Hanselmann | |
1341 | 5f06ce5e | Michael Hanselmann | if obj.disk_state is not None: |
1342 | 5f06ce5e | Michael Hanselmann | obj.disk_state = \ |
1343 | 5f06ce5e | Michael Hanselmann | dict((key, cls._ContainerFromDicts(value, dict, NodeDiskState)) |
1344 | 5f06ce5e | Michael Hanselmann | for (key, value) in obj.disk_state.items()) |
1345 | 5f06ce5e | Michael Hanselmann | |
1346 | 5f06ce5e | Michael Hanselmann | return obj
|
1347 | 5f06ce5e | Michael Hanselmann | |
1348 | a8083063 | Iustin Pop | |
1349 | 1ffd2673 | Michael Hanselmann | class NodeGroup(TaggableObject): |
1350 | 24a3707f | Guido Trotter | """Config object representing a node group."""
|
1351 | 24a3707f | Guido Trotter | __slots__ = [ |
1352 | 24a3707f | Guido Trotter | "name",
|
1353 | 24a3707f | Guido Trotter | "members",
|
1354 | 095e71aa | René Nussbaumer | "ndparams",
|
1355 | bc5d0215 | Andrea Spadaccini | "diskparams",
|
1356 | 81e3ab4f | Agata Murawska | "ipolicy",
|
1357 | e11a1b77 | Adeodato Simo | "serial_no",
|
1358 | a8282327 | René Nussbaumer | "hv_state_static",
|
1359 | a8282327 | René Nussbaumer | "disk_state_static",
|
1360 | 90e99856 | Adeodato Simo | "alloc_policy",
|
1361 | 24a3707f | Guido Trotter | ] + _TIMESTAMPS + _UUID |
1362 | 24a3707f | Guido Trotter | |
1363 | 24a3707f | Guido Trotter | def ToDict(self): |
1364 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1365 | 24a3707f | Guido Trotter |
|
1366 | c60abd62 | Guido Trotter | This discards the members object, which gets recalculated and is only kept
|
1367 | c60abd62 | Guido Trotter | in memory.
|
1368 | 24a3707f | Guido Trotter |
|
1369 | 24a3707f | Guido Trotter | """
|
1370 | 24a3707f | Guido Trotter | mydict = super(NodeGroup, self).ToDict() |
1371 | 24a3707f | Guido Trotter | del mydict["members"] |
1372 | 24a3707f | Guido Trotter | return mydict
|
1373 | 24a3707f | Guido Trotter | |
1374 | 24a3707f | Guido Trotter | @classmethod
|
1375 | 24a3707f | Guido Trotter | def FromDict(cls, val): |
1376 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1377 | 24a3707f | Guido Trotter |
|
1378 | 24a3707f | Guido Trotter | The members slot is initialized to an empty list, upon deserialization.
|
1379 | 24a3707f | Guido Trotter |
|
1380 | 24a3707f | Guido Trotter | """
|
1381 | 24a3707f | Guido Trotter | obj = super(NodeGroup, cls).FromDict(val)
|
1382 | 24a3707f | Guido Trotter | obj.members = [] |
1383 | 24a3707f | Guido Trotter | return obj
|
1384 | 24a3707f | Guido Trotter | |
1385 | 095e71aa | René Nussbaumer | def UpgradeConfig(self): |
1386 | 095e71aa | René Nussbaumer | """Fill defaults for missing configuration values.
|
1387 | 095e71aa | René Nussbaumer |
|
1388 | 095e71aa | René Nussbaumer | """
|
1389 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1390 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1391 | 095e71aa | René Nussbaumer | |
1392 | e11a1b77 | Adeodato Simo | if self.serial_no is None: |
1393 | e11a1b77 | Adeodato Simo | self.serial_no = 1 |
1394 | e11a1b77 | Adeodato Simo | |
1395 | 90e99856 | Adeodato Simo | if self.alloc_policy is None: |
1396 | 90e99856 | Adeodato Simo | self.alloc_policy = constants.ALLOC_POLICY_PREFERRED
|
1397 | 90e99856 | Adeodato Simo | |
1398 | 4b97458c | Iustin Pop | # We only update mtime, and not ctime, since we would not be able
|
1399 | 4b97458c | Iustin Pop | # to provide a correct value for creation time.
|
1400 | e11a1b77 | Adeodato Simo | if self.mtime is None: |
1401 | e11a1b77 | Adeodato Simo | self.mtime = time.time()
|
1402 | e11a1b77 | Adeodato Simo | |
1403 | bc5d0215 | Andrea Spadaccini | self.diskparams = UpgradeDiskParams(self.diskparams) |
1404 | 81e3ab4f | Agata Murawska | if self.ipolicy is None: |
1405 | 81e3ab4f | Agata Murawska | self.ipolicy = MakeEmptyIPolicy()
|
1406 | bc5d0215 | Andrea Spadaccini | |
1407 | 095e71aa | René Nussbaumer | def FillND(self, node): |
1408 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.Node}
|
1409 | 095e71aa | René Nussbaumer |
|
1410 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1411 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1412 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1413 | 095e71aa | René Nussbaumer |
|
1414 | 095e71aa | René Nussbaumer | """
|
1415 | 095e71aa | René Nussbaumer | return self.SimpleFillND(node.ndparams) |
1416 | 095e71aa | René Nussbaumer | |
1417 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1418 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1419 | 095e71aa | René Nussbaumer |
|
1420 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1421 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1422 | 095e71aa | René Nussbaumer | @rtype: dict
|
1423 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1424 | e6e88de6 | Adeodato Simo | from the node group defaults
|
1425 | 095e71aa | René Nussbaumer |
|
1426 | 095e71aa | René Nussbaumer | """
|
1427 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1428 | 095e71aa | René Nussbaumer | |
1429 | 24a3707f | Guido Trotter | |
1430 | ec29fe40 | Iustin Pop | class Cluster(TaggableObject): |
1431 | a8083063 | Iustin Pop | """Config object representing the cluster."""
|
1432 | 154b9580 | Balazs Lecz | __slots__ = [ |
1433 | a8083063 | Iustin Pop | "serial_no",
|
1434 | a8083063 | Iustin Pop | "rsahostkeypub",
|
1435 | a8083063 | Iustin Pop | "highest_used_port",
|
1436 | b2fddf63 | Iustin Pop | "tcpudp_port_pool",
|
1437 | a8083063 | Iustin Pop | "mac_prefix",
|
1438 | a8083063 | Iustin Pop | "volume_group_name",
|
1439 | 999b183c | Iustin Pop | "reserved_lvs",
|
1440 | 9e33896b | Luca Bigliardi | "drbd_usermode_helper",
|
1441 | a8083063 | Iustin Pop | "default_bridge",
|
1442 | 02691904 | Alexander Schreiber | "default_hypervisor",
|
1443 | f6bd6e98 | Michael Hanselmann | "master_node",
|
1444 | f6bd6e98 | Michael Hanselmann | "master_ip",
|
1445 | f6bd6e98 | Michael Hanselmann | "master_netdev",
|
1446 | 5a8648eb | Andrea Spadaccini | "master_netmask",
|
1447 | 33be7576 | Andrea Spadaccini | "use_external_mip_script",
|
1448 | f6bd6e98 | Michael Hanselmann | "cluster_name",
|
1449 | f6bd6e98 | Michael Hanselmann | "file_storage_dir",
|
1450 | 4b97f902 | Apollon Oikonomopoulos | "shared_file_storage_dir",
|
1451 | e69d05fd | Iustin Pop | "enabled_hypervisors",
|
1452 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1453 | 918eb80b | Agata Murawska | "ipolicy",
|
1454 | 17463d22 | René Nussbaumer | "os_hvp",
|
1455 | 5bf7b5cf | Iustin Pop | "beparams",
|
1456 | 1bdcbbab | Iustin Pop | "osparams",
|
1457 | c8fcde47 | Guido Trotter | "nicparams",
|
1458 | 095e71aa | René Nussbaumer | "ndparams",
|
1459 | bc5d0215 | Andrea Spadaccini | "diskparams",
|
1460 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
|
1461 | b86a6bcd | Guido Trotter | "modify_etc_hosts",
|
1462 | b989b9d9 | Ken Wehr | "modify_ssh_setup",
|
1463 | 3953242f | Iustin Pop | "maintain_node_health",
|
1464 | 4437d889 | Balazs Lecz | "uid_pool",
|
1465 | bf4af505 | Apollon Oikonomopoulos | "default_iallocator",
|
1466 | 87b2cd45 | Iustin Pop | "hidden_os",
|
1467 | 87b2cd45 | Iustin Pop | "blacklisted_os",
|
1468 | 2f20d07b | Manuel Franceschini | "primary_ip_family",
|
1469 | 3d914585 | René Nussbaumer | "prealloc_wipe_disks",
|
1470 | 2da9f556 | René Nussbaumer | "hv_state_static",
|
1471 | 2da9f556 | René Nussbaumer | "disk_state_static",
|
1472 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1473 | a8083063 | Iustin Pop | |
1474 | b86a6bcd | Guido Trotter | def UpgradeConfig(self): |
1475 | b86a6bcd | Guido Trotter | """Fill defaults for missing configuration values.
|
1476 | b86a6bcd | Guido Trotter |
|
1477 | b86a6bcd | Guido Trotter | """
|
1478 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1479 | fe267188 | Iustin Pop | # because these are "defined" via slots, not manually
|
1480 | c1b42c18 | Guido Trotter | if self.hvparams is None: |
1481 | c1b42c18 | Guido Trotter | self.hvparams = constants.HVC_DEFAULTS
|
1482 | c1b42c18 | Guido Trotter | else:
|
1483 | c1b42c18 | Guido Trotter | for hypervisor in self.hvparams: |
1484 | abe609b2 | Guido Trotter | self.hvparams[hypervisor] = FillDict(
|
1485 | c1b42c18 | Guido Trotter | constants.HVC_DEFAULTS[hypervisor], self.hvparams[hypervisor])
|
1486 | c1b42c18 | Guido Trotter | |
1487 | 17463d22 | René Nussbaumer | if self.os_hvp is None: |
1488 | 17463d22 | René Nussbaumer | self.os_hvp = {}
|
1489 | 17463d22 | René Nussbaumer | |
1490 | 1bdcbbab | Iustin Pop | # osparams added before 2.2
|
1491 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1492 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1493 | 1bdcbbab | Iustin Pop | |
1494 | 2a27dac3 | Iustin Pop | self.ndparams = UpgradeNDParams(self.ndparams) |
1495 | 095e71aa | René Nussbaumer | |
1496 | 6e34b628 | Guido Trotter | self.beparams = UpgradeGroupedParams(self.beparams, |
1497 | 6e34b628 | Guido Trotter | constants.BEC_DEFAULTS) |
1498 | 8c72ab2b | Guido Trotter | for beparams_group in self.beparams: |
1499 | 8c72ab2b | Guido Trotter | UpgradeBeParams(self.beparams[beparams_group])
|
1500 | 8c72ab2b | Guido Trotter | |
1501 | c8fcde47 | Guido Trotter | migrate_default_bridge = not self.nicparams |
1502 | c8fcde47 | Guido Trotter | self.nicparams = UpgradeGroupedParams(self.nicparams, |
1503 | c8fcde47 | Guido Trotter | constants.NICC_DEFAULTS) |
1504 | c8fcde47 | Guido Trotter | if migrate_default_bridge:
|
1505 | c8fcde47 | Guido Trotter | self.nicparams[constants.PP_DEFAULT][constants.NIC_LINK] = \
|
1506 | c8fcde47 | Guido Trotter | self.default_bridge
|
1507 | c1b42c18 | Guido Trotter | |
1508 | b86a6bcd | Guido Trotter | if self.modify_etc_hosts is None: |
1509 | b86a6bcd | Guido Trotter | self.modify_etc_hosts = True |
1510 | b86a6bcd | Guido Trotter | |
1511 | b989b9d9 | Ken Wehr | if self.modify_ssh_setup is None: |
1512 | b989b9d9 | Ken Wehr | self.modify_ssh_setup = True |
1513 | b989b9d9 | Ken Wehr | |
1514 | 73f1d185 | Stephen Shirley | # default_bridge is no longer used in 2.1. The slot is left there to
|
1515 | 90d118fd | Guido Trotter | # support auto-upgrading. It can be removed once we decide to deprecate
|
1516 | 90d118fd | Guido Trotter | # upgrading straight from 2.0.
|
1517 | 9b31ca85 | Guido Trotter | if self.default_bridge is not None: |
1518 | 9b31ca85 | Guido Trotter | self.default_bridge = None |
1519 | 9b31ca85 | Guido Trotter | |
1520 | 90d118fd | Guido Trotter | # default_hypervisor is just the first enabled one in 2.1. This slot and
|
1521 | 90d118fd | Guido Trotter | # code can be removed once upgrading straight from 2.0 is deprecated.
|
1522 | 066f465d | Guido Trotter | if self.default_hypervisor is not None: |
1523 | 016d04b3 | Michael Hanselmann | self.enabled_hypervisors = ([self.default_hypervisor] + |
1524 | 066f465d | Guido Trotter | [hvname for hvname in self.enabled_hypervisors |
1525 | 016d04b3 | Michael Hanselmann | if hvname != self.default_hypervisor]) |
1526 | 066f465d | Guido Trotter | self.default_hypervisor = None |
1527 | 066f465d | Guido Trotter | |
1528 | 3953242f | Iustin Pop | # maintain_node_health added after 2.1.1
|
1529 | 3953242f | Iustin Pop | if self.maintain_node_health is None: |
1530 | 3953242f | Iustin Pop | self.maintain_node_health = False |
1531 | 3953242f | Iustin Pop | |
1532 | 4437d889 | Balazs Lecz | if self.uid_pool is None: |
1533 | 4437d889 | Balazs Lecz | self.uid_pool = []
|
1534 | 4437d889 | Balazs Lecz | |
1535 | bf4af505 | Apollon Oikonomopoulos | if self.default_iallocator is None: |
1536 | bf4af505 | Apollon Oikonomopoulos | self.default_iallocator = "" |
1537 | bf4af505 | Apollon Oikonomopoulos | |
1538 | 999b183c | Iustin Pop | # reserved_lvs added before 2.2
|
1539 | 999b183c | Iustin Pop | if self.reserved_lvs is None: |
1540 | 999b183c | Iustin Pop | self.reserved_lvs = []
|
1541 | 999b183c | Iustin Pop | |
1542 | 546b1111 | Iustin Pop | # hidden and blacklisted operating systems added before 2.2.1
|
1543 | 87b2cd45 | Iustin Pop | if self.hidden_os is None: |
1544 | 87b2cd45 | Iustin Pop | self.hidden_os = []
|
1545 | 546b1111 | Iustin Pop | |
1546 | 87b2cd45 | Iustin Pop | if self.blacklisted_os is None: |
1547 | 87b2cd45 | Iustin Pop | self.blacklisted_os = []
|
1548 | 546b1111 | Iustin Pop | |
1549 | f4c9af7a | Guido Trotter | # primary_ip_family added before 2.3
|
1550 | f4c9af7a | Guido Trotter | if self.primary_ip_family is None: |
1551 | f4c9af7a | Guido Trotter | self.primary_ip_family = AF_INET
|
1552 | f4c9af7a | Guido Trotter | |
1553 | 0007f3ab | Andrea Spadaccini | if self.master_netmask is None: |
1554 | 0007f3ab | Andrea Spadaccini | ipcls = netutils.IPAddress.GetClassFromIpFamily(self.primary_ip_family)
|
1555 | 0007f3ab | Andrea Spadaccini | self.master_netmask = ipcls.iplen
|
1556 | 0007f3ab | Andrea Spadaccini | |
1557 | 3d914585 | René Nussbaumer | if self.prealloc_wipe_disks is None: |
1558 | 3d914585 | René Nussbaumer | self.prealloc_wipe_disks = False |
1559 | 3d914585 | René Nussbaumer | |
1560 | e8f472d1 | Iustin Pop | # shared_file_storage_dir added before 2.5
|
1561 | e8f472d1 | Iustin Pop | if self.shared_file_storage_dir is None: |
1562 | e8f472d1 | Iustin Pop | self.shared_file_storage_dir = "" |
1563 | e8f472d1 | Iustin Pop | |
1564 | 33be7576 | Andrea Spadaccini | if self.use_external_mip_script is None: |
1565 | 33be7576 | Andrea Spadaccini | self.use_external_mip_script = False |
1566 | 33be7576 | Andrea Spadaccini | |
1567 | bc5d0215 | Andrea Spadaccini | self.diskparams = UpgradeDiskParams(self.diskparams) |
1568 | bc5d0215 | Andrea Spadaccini | |
1569 | 918eb80b | Agata Murawska | # instance policy added before 2.6
|
1570 | 918eb80b | Agata Murawska | if self.ipolicy is None: |
1571 | 2cc673a3 | Iustin Pop | self.ipolicy = FillIPolicy(constants.IPOLICY_DEFAULTS, {})
|
1572 | 38a6e2e1 | Iustin Pop | else:
|
1573 | 38a6e2e1 | Iustin Pop | # we can either make sure to upgrade the ipolicy always, or only
|
1574 | 38a6e2e1 | Iustin Pop | # do it in some corner cases (e.g. missing keys); note that this
|
1575 | 38a6e2e1 | Iustin Pop | # will break any removal of keys from the ipolicy dict
|
1576 | 38a6e2e1 | Iustin Pop | self.ipolicy = FillIPolicy(constants.IPOLICY_DEFAULTS, self.ipolicy) |
1577 | 918eb80b | Agata Murawska | |
1578 | 0fbedb7a | Michael Hanselmann | @property
|
1579 | 0fbedb7a | Michael Hanselmann | def primary_hypervisor(self): |
1580 | 0fbedb7a | Michael Hanselmann | """The first hypervisor is the primary.
|
1581 | 0fbedb7a | Michael Hanselmann |
|
1582 | 0fbedb7a | Michael Hanselmann | Useful, for example, for L{Node}'s hv/disk state.
|
1583 | 0fbedb7a | Michael Hanselmann |
|
1584 | 0fbedb7a | Michael Hanselmann | """
|
1585 | 0fbedb7a | Michael Hanselmann | return self.enabled_hypervisors[0] |
1586 | 0fbedb7a | Michael Hanselmann | |
1587 | 319856a9 | Michael Hanselmann | def ToDict(self): |
1588 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1589 | 319856a9 | Michael Hanselmann |
|
1590 | 319856a9 | Michael Hanselmann | """
|
1591 | b60ae2ca | Iustin Pop | mydict = super(Cluster, self).ToDict() |
1592 | 319856a9 | Michael Hanselmann | mydict["tcpudp_port_pool"] = list(self.tcpudp_port_pool) |
1593 | 319856a9 | Michael Hanselmann | return mydict
|
1594 | 319856a9 | Michael Hanselmann | |
1595 | 319856a9 | Michael Hanselmann | @classmethod
|
1596 | 319856a9 | Michael Hanselmann | def FromDict(cls, val): |
1597 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1598 | 319856a9 | Michael Hanselmann |
|
1599 | 319856a9 | Michael Hanselmann | """
|
1600 | b60ae2ca | Iustin Pop | obj = super(Cluster, cls).FromDict(val)
|
1601 | 319856a9 | Michael Hanselmann | if not isinstance(obj.tcpudp_port_pool, set): |
1602 | 319856a9 | Michael Hanselmann | obj.tcpudp_port_pool = set(obj.tcpudp_port_pool)
|
1603 | 319856a9 | Michael Hanselmann | return obj
|
1604 | 319856a9 | Michael Hanselmann | |
1605 | d63479b5 | Iustin Pop | def GetHVDefaults(self, hypervisor, os_name=None, skip_keys=None): |
1606 | d63479b5 | Iustin Pop | """Get the default hypervisor parameters for the cluster.
|
1607 | d63479b5 | Iustin Pop |
|
1608 | d63479b5 | Iustin Pop | @param hypervisor: the hypervisor name
|
1609 | d63479b5 | Iustin Pop | @param os_name: if specified, we'll also update the defaults for this OS
|
1610 | d63479b5 | Iustin Pop | @param skip_keys: if passed, list of keys not to use
|
1611 | d63479b5 | Iustin Pop | @return: the defaults dict
|
1612 | d63479b5 | Iustin Pop |
|
1613 | d63479b5 | Iustin Pop | """
|
1614 | d63479b5 | Iustin Pop | if skip_keys is None: |
1615 | d63479b5 | Iustin Pop | skip_keys = [] |
1616 | d63479b5 | Iustin Pop | |
1617 | d63479b5 | Iustin Pop | fill_stack = [self.hvparams.get(hypervisor, {})]
|
1618 | d63479b5 | Iustin Pop | if os_name is not None: |
1619 | d63479b5 | Iustin Pop | os_hvp = self.os_hvp.get(os_name, {}).get(hypervisor, {})
|
1620 | d63479b5 | Iustin Pop | fill_stack.append(os_hvp) |
1621 | d63479b5 | Iustin Pop | |
1622 | d63479b5 | Iustin Pop | ret_dict = {} |
1623 | d63479b5 | Iustin Pop | for o_dict in fill_stack: |
1624 | d63479b5 | Iustin Pop | ret_dict = FillDict(ret_dict, o_dict, skip_keys=skip_keys) |
1625 | d63479b5 | Iustin Pop | |
1626 | d63479b5 | Iustin Pop | return ret_dict
|
1627 | d63479b5 | Iustin Pop | |
1628 | 73e0328b | Iustin Pop | def SimpleFillHV(self, hv_name, os_name, hvparams, skip_globals=False): |
1629 | 73e0328b | Iustin Pop | """Fill a given hvparams dict with cluster defaults.
|
1630 | 73e0328b | Iustin Pop |
|
1631 | 73e0328b | Iustin Pop | @type hv_name: string
|
1632 | 73e0328b | Iustin Pop | @param hv_name: the hypervisor to use
|
1633 | 73e0328b | Iustin Pop | @type os_name: string
|
1634 | 73e0328b | Iustin Pop | @param os_name: the OS to use for overriding the hypervisor defaults
|
1635 | 73e0328b | Iustin Pop | @type skip_globals: boolean
|
1636 | 73e0328b | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1637 | 73e0328b | Iustin Pop | not be filled
|
1638 | 73e0328b | Iustin Pop | @rtype: dict
|
1639 | 73e0328b | Iustin Pop | @return: a copy of the given hvparams with missing keys filled from
|
1640 | 73e0328b | Iustin Pop | the cluster defaults
|
1641 | 73e0328b | Iustin Pop |
|
1642 | 73e0328b | Iustin Pop | """
|
1643 | 73e0328b | Iustin Pop | if skip_globals:
|
1644 | 73e0328b | Iustin Pop | skip_keys = constants.HVC_GLOBALS |
1645 | 73e0328b | Iustin Pop | else:
|
1646 | 73e0328b | Iustin Pop | skip_keys = [] |
1647 | 73e0328b | Iustin Pop | |
1648 | 73e0328b | Iustin Pop | def_dict = self.GetHVDefaults(hv_name, os_name, skip_keys=skip_keys)
|
1649 | 73e0328b | Iustin Pop | return FillDict(def_dict, hvparams, skip_keys=skip_keys)
|
1650 | d63479b5 | Iustin Pop | |
1651 | 7736a5f2 | Iustin Pop | def FillHV(self, instance, skip_globals=False): |
1652 | 73e0328b | Iustin Pop | """Fill an instance's hvparams dict with cluster defaults.
|
1653 | 5bf7b5cf | Iustin Pop |
|
1654 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1655 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1656 | 7736a5f2 | Iustin Pop | @type skip_globals: boolean
|
1657 | 7736a5f2 | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1658 | 7736a5f2 | Iustin Pop | not be filled
|
1659 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1660 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's hvparams with missing keys filled from
|
1661 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1662 | 5bf7b5cf | Iustin Pop |
|
1663 | 5bf7b5cf | Iustin Pop | """
|
1664 | 73e0328b | Iustin Pop | return self.SimpleFillHV(instance.hypervisor, instance.os, |
1665 | 73e0328b | Iustin Pop | instance.hvparams, skip_globals) |
1666 | 17463d22 | René Nussbaumer | |
1667 | 73e0328b | Iustin Pop | def SimpleFillBE(self, beparams): |
1668 | 73e0328b | Iustin Pop | """Fill a given beparams dict with cluster defaults.
|
1669 | 73e0328b | Iustin Pop |
|
1670 | 06596a60 | Guido Trotter | @type beparams: dict
|
1671 | 06596a60 | Guido Trotter | @param beparams: the dict to fill
|
1672 | 73e0328b | Iustin Pop | @rtype: dict
|
1673 | 73e0328b | Iustin Pop | @return: a copy of the passed in beparams with missing keys filled
|
1674 | 73e0328b | Iustin Pop | from the cluster defaults
|
1675 | 73e0328b | Iustin Pop |
|
1676 | 73e0328b | Iustin Pop | """
|
1677 | 73e0328b | Iustin Pop | return FillDict(self.beparams.get(constants.PP_DEFAULT, {}), beparams) |
1678 | 5bf7b5cf | Iustin Pop | |
1679 | 5bf7b5cf | Iustin Pop | def FillBE(self, instance): |
1680 | 73e0328b | Iustin Pop | """Fill an instance's beparams dict with cluster defaults.
|
1681 | 5bf7b5cf | Iustin Pop |
|
1682 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1683 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1684 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1685 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's beparams with missing keys filled from
|
1686 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1687 | 5bf7b5cf | Iustin Pop |
|
1688 | 5bf7b5cf | Iustin Pop | """
|
1689 | 73e0328b | Iustin Pop | return self.SimpleFillBE(instance.beparams) |
1690 | 73e0328b | Iustin Pop | |
1691 | 73e0328b | Iustin Pop | def SimpleFillNIC(self, nicparams): |
1692 | 73e0328b | Iustin Pop | """Fill a given nicparams dict with cluster defaults.
|
1693 | 73e0328b | Iustin Pop |
|
1694 | 06596a60 | Guido Trotter | @type nicparams: dict
|
1695 | 06596a60 | Guido Trotter | @param nicparams: the dict to fill
|
1696 | 73e0328b | Iustin Pop | @rtype: dict
|
1697 | 73e0328b | Iustin Pop | @return: a copy of the passed in nicparams with missing keys filled
|
1698 | 73e0328b | Iustin Pop | from the cluster defaults
|
1699 | 73e0328b | Iustin Pop |
|
1700 | 73e0328b | Iustin Pop | """
|
1701 | 73e0328b | Iustin Pop | return FillDict(self.nicparams.get(constants.PP_DEFAULT, {}), nicparams) |
1702 | 5bf7b5cf | Iustin Pop | |
1703 | 1bdcbbab | Iustin Pop | def SimpleFillOS(self, os_name, os_params): |
1704 | 1bdcbbab | Iustin Pop | """Fill an instance's osparams dict with cluster defaults.
|
1705 | 1bdcbbab | Iustin Pop |
|
1706 | 1bdcbbab | Iustin Pop | @type os_name: string
|
1707 | 1bdcbbab | Iustin Pop | @param os_name: the OS name to use
|
1708 | 1bdcbbab | Iustin Pop | @type os_params: dict
|
1709 | 1bdcbbab | Iustin Pop | @param os_params: the dict to fill with default values
|
1710 | 1bdcbbab | Iustin Pop | @rtype: dict
|
1711 | 1bdcbbab | Iustin Pop | @return: a copy of the instance's osparams with missing keys filled from
|
1712 | 1bdcbbab | Iustin Pop | the cluster defaults
|
1713 | 1bdcbbab | Iustin Pop |
|
1714 | 1bdcbbab | Iustin Pop | """
|
1715 | 1bdcbbab | Iustin Pop | name_only = os_name.split("+", 1)[0] |
1716 | 1bdcbbab | Iustin Pop | # base OS
|
1717 | 1bdcbbab | Iustin Pop | result = self.osparams.get(name_only, {})
|
1718 | 1bdcbbab | Iustin Pop | # OS with variant
|
1719 | 1bdcbbab | Iustin Pop | result = FillDict(result, self.osparams.get(os_name, {}))
|
1720 | 1bdcbbab | Iustin Pop | # specified params
|
1721 | 1bdcbbab | Iustin Pop | return FillDict(result, os_params)
|
1722 | 1bdcbbab | Iustin Pop | |
1723 | 2da9f556 | René Nussbaumer | @staticmethod
|
1724 | 2da9f556 | René Nussbaumer | def SimpleFillHvState(hv_state): |
1725 | 2da9f556 | René Nussbaumer | """Fill an hv_state sub dict with cluster defaults.
|
1726 | 2da9f556 | René Nussbaumer |
|
1727 | 2da9f556 | René Nussbaumer | """
|
1728 | 2da9f556 | René Nussbaumer | return FillDict(constants.HVST_DEFAULTS, hv_state)
|
1729 | 2da9f556 | René Nussbaumer | |
1730 | 2da9f556 | René Nussbaumer | @staticmethod
|
1731 | 2da9f556 | René Nussbaumer | def SimpleFillDiskState(disk_state): |
1732 | 2da9f556 | René Nussbaumer | """Fill an disk_state sub dict with cluster defaults.
|
1733 | 2da9f556 | René Nussbaumer |
|
1734 | 2da9f556 | René Nussbaumer | """
|
1735 | 2da9f556 | René Nussbaumer | return FillDict(constants.DS_DEFAULTS, disk_state)
|
1736 | 2da9f556 | René Nussbaumer | |
1737 | 095e71aa | René Nussbaumer | def FillND(self, node, nodegroup): |
1738 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.NodeGroup} and L{objects.Node}
|
1739 | 095e71aa | René Nussbaumer |
|
1740 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1741 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1742 | 095e71aa | René Nussbaumer | @type nodegroup: L{objects.NodeGroup}
|
1743 | 095e71aa | René Nussbaumer | @param nodegroup: A Node object to fill
|
1744 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1745 | 095e71aa | René Nussbaumer |
|
1746 | 095e71aa | René Nussbaumer | """
|
1747 | 095e71aa | René Nussbaumer | return self.SimpleFillND(nodegroup.FillND(node)) |
1748 | 095e71aa | René Nussbaumer | |
1749 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1750 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1751 | 095e71aa | René Nussbaumer |
|
1752 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1753 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1754 | 095e71aa | René Nussbaumer | @rtype: dict
|
1755 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1756 | 095e71aa | René Nussbaumer | from the cluster defaults
|
1757 | 095e71aa | René Nussbaumer |
|
1758 | 095e71aa | René Nussbaumer | """
|
1759 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1760 | 095e71aa | René Nussbaumer | |
1761 | 918eb80b | Agata Murawska | def SimpleFillIPolicy(self, ipolicy): |
1762 | 918eb80b | Agata Murawska | """ Fill instance policy dict with defaults.
|
1763 | 918eb80b | Agata Murawska |
|
1764 | 918eb80b | Agata Murawska | @type ipolicy: dict
|
1765 | 918eb80b | Agata Murawska | @param ipolicy: the dict to fill
|
1766 | 918eb80b | Agata Murawska | @rtype: dict
|
1767 | 918eb80b | Agata Murawska | @return: a copy of passed ipolicy with missing keys filled from
|
1768 | 918eb80b | Agata Murawska | the cluster defaults
|
1769 | 918eb80b | Agata Murawska |
|
1770 | 918eb80b | Agata Murawska | """
|
1771 | 2cc673a3 | Iustin Pop | return FillIPolicy(self.ipolicy, ipolicy) |
1772 | 918eb80b | Agata Murawska | |
1773 | 5c947f38 | Iustin Pop | |
1774 | 96acbc09 | Michael Hanselmann | class BlockDevStatus(ConfigObject): |
1775 | 96acbc09 | Michael Hanselmann | """Config object representing the status of a block device."""
|
1776 | 96acbc09 | Michael Hanselmann | __slots__ = [ |
1777 | 96acbc09 | Michael Hanselmann | "dev_path",
|
1778 | 96acbc09 | Michael Hanselmann | "major",
|
1779 | 96acbc09 | Michael Hanselmann | "minor",
|
1780 | 96acbc09 | Michael Hanselmann | "sync_percent",
|
1781 | 96acbc09 | Michael Hanselmann | "estimated_time",
|
1782 | 96acbc09 | Michael Hanselmann | "is_degraded",
|
1783 | f208978a | Michael Hanselmann | "ldisk_status",
|
1784 | 96acbc09 | Michael Hanselmann | ] |
1785 | 96acbc09 | Michael Hanselmann | |
1786 | 96acbc09 | Michael Hanselmann | |
1787 | 2d76b580 | Michael Hanselmann | class ImportExportStatus(ConfigObject): |
1788 | 2d76b580 | Michael Hanselmann | """Config object representing the status of an import or export."""
|
1789 | 2d76b580 | Michael Hanselmann | __slots__ = [ |
1790 | 2d76b580 | Michael Hanselmann | "recent_output",
|
1791 | 2d76b580 | Michael Hanselmann | "listen_port",
|
1792 | 2d76b580 | Michael Hanselmann | "connected",
|
1793 | c08d76f5 | Michael Hanselmann | "progress_mbytes",
|
1794 | c08d76f5 | Michael Hanselmann | "progress_throughput",
|
1795 | c08d76f5 | Michael Hanselmann | "progress_eta",
|
1796 | c08d76f5 | Michael Hanselmann | "progress_percent",
|
1797 | 2d76b580 | Michael Hanselmann | "exit_status",
|
1798 | 2d76b580 | Michael Hanselmann | "error_message",
|
1799 | 2d76b580 | Michael Hanselmann | ] + _TIMESTAMPS |
1800 | 2d76b580 | Michael Hanselmann | |
1801 | 2d76b580 | Michael Hanselmann | |
1802 | eb630f50 | Michael Hanselmann | class ImportExportOptions(ConfigObject): |
1803 | eb630f50 | Michael Hanselmann | """Options for import/export daemon
|
1804 | eb630f50 | Michael Hanselmann |
|
1805 | eb630f50 | Michael Hanselmann | @ivar key_name: X509 key name (None for cluster certificate)
|
1806 | eb630f50 | Michael Hanselmann | @ivar ca_pem: Remote peer CA in PEM format (None for cluster certificate)
|
1807 | a5310c2a | Michael Hanselmann | @ivar compress: Compression method (one of L{constants.IEC_ALL})
|
1808 | af1d39b1 | Michael Hanselmann | @ivar magic: Used to ensure the connection goes to the right disk
|
1809 | 855d2fc7 | Michael Hanselmann | @ivar ipv6: Whether to use IPv6
|
1810 | 4478301b | Michael Hanselmann | @ivar connect_timeout: Number of seconds for establishing connection
|
1811 | eb630f50 | Michael Hanselmann |
|
1812 | eb630f50 | Michael Hanselmann | """
|
1813 | eb630f50 | Michael Hanselmann | __slots__ = [ |
1814 | eb630f50 | Michael Hanselmann | "key_name",
|
1815 | eb630f50 | Michael Hanselmann | "ca_pem",
|
1816 | a5310c2a | Michael Hanselmann | "compress",
|
1817 | af1d39b1 | Michael Hanselmann | "magic",
|
1818 | 855d2fc7 | Michael Hanselmann | "ipv6",
|
1819 | 4478301b | Michael Hanselmann | "connect_timeout",
|
1820 | eb630f50 | Michael Hanselmann | ] |
1821 | eb630f50 | Michael Hanselmann | |
1822 | eb630f50 | Michael Hanselmann | |
1823 | 18d750b9 | Guido Trotter | class ConfdRequest(ConfigObject): |
1824 | 18d750b9 | Guido Trotter | """Object holding a confd request.
|
1825 | 18d750b9 | Guido Trotter |
|
1826 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1827 | 18d750b9 | Guido Trotter | @ivar type: confd query type
|
1828 | 18d750b9 | Guido Trotter | @ivar query: query request
|
1829 | 18d750b9 | Guido Trotter | @ivar rsalt: requested reply salt
|
1830 | 18d750b9 | Guido Trotter |
|
1831 | 18d750b9 | Guido Trotter | """
|
1832 | 18d750b9 | Guido Trotter | __slots__ = [ |
1833 | 18d750b9 | Guido Trotter | "protocol",
|
1834 | 18d750b9 | Guido Trotter | "type",
|
1835 | 18d750b9 | Guido Trotter | "query",
|
1836 | 18d750b9 | Guido Trotter | "rsalt",
|
1837 | 18d750b9 | Guido Trotter | ] |
1838 | 18d750b9 | Guido Trotter | |
1839 | 18d750b9 | Guido Trotter | |
1840 | 18d750b9 | Guido Trotter | class ConfdReply(ConfigObject): |
1841 | 18d750b9 | Guido Trotter | """Object holding a confd reply.
|
1842 | 18d750b9 | Guido Trotter |
|
1843 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1844 | 18d750b9 | Guido Trotter | @ivar status: reply status code (ok, error)
|
1845 | 18d750b9 | Guido Trotter | @ivar answer: confd query reply
|
1846 | 18d750b9 | Guido Trotter | @ivar serial: configuration serial number
|
1847 | 18d750b9 | Guido Trotter |
|
1848 | 18d750b9 | Guido Trotter | """
|
1849 | 18d750b9 | Guido Trotter | __slots__ = [ |
1850 | 18d750b9 | Guido Trotter | "protocol",
|
1851 | 18d750b9 | Guido Trotter | "status",
|
1852 | 18d750b9 | Guido Trotter | "answer",
|
1853 | 18d750b9 | Guido Trotter | "serial",
|
1854 | 18d750b9 | Guido Trotter | ] |
1855 | 18d750b9 | Guido Trotter | |
1856 | 18d750b9 | Guido Trotter | |
1857 | 707f23b5 | Michael Hanselmann | class QueryFieldDefinition(ConfigObject): |
1858 | 707f23b5 | Michael Hanselmann | """Object holding a query field definition.
|
1859 | 707f23b5 | Michael Hanselmann |
|
1860 | 24d6d3e2 | Michael Hanselmann | @ivar name: Field name
|
1861 | 707f23b5 | Michael Hanselmann | @ivar title: Human-readable title
|
1862 | 707f23b5 | Michael Hanselmann | @ivar kind: Field type
|
1863 | 1ae17369 | Michael Hanselmann | @ivar doc: Human-readable description
|
1864 | 707f23b5 | Michael Hanselmann |
|
1865 | 707f23b5 | Michael Hanselmann | """
|
1866 | 707f23b5 | Michael Hanselmann | __slots__ = [ |
1867 | 707f23b5 | Michael Hanselmann | "name",
|
1868 | 707f23b5 | Michael Hanselmann | "title",
|
1869 | 707f23b5 | Michael Hanselmann | "kind",
|
1870 | 1ae17369 | Michael Hanselmann | "doc",
|
1871 | 707f23b5 | Michael Hanselmann | ] |
1872 | 707f23b5 | Michael Hanselmann | |
1873 | 707f23b5 | Michael Hanselmann | |
1874 | 0538c375 | Michael Hanselmann | class _QueryResponseBase(ConfigObject): |
1875 | 0538c375 | Michael Hanselmann | __slots__ = [ |
1876 | 0538c375 | Michael Hanselmann | "fields",
|
1877 | 0538c375 | Michael Hanselmann | ] |
1878 | 0538c375 | Michael Hanselmann | |
1879 | 0538c375 | Michael Hanselmann | def ToDict(self): |
1880 | 0538c375 | Michael Hanselmann | """Custom function for serializing.
|
1881 | 0538c375 | Michael Hanselmann |
|
1882 | 0538c375 | Michael Hanselmann | """
|
1883 | 0538c375 | Michael Hanselmann | mydict = super(_QueryResponseBase, self).ToDict() |
1884 | 0538c375 | Michael Hanselmann | mydict["fields"] = self._ContainerToDicts(mydict["fields"]) |
1885 | 0538c375 | Michael Hanselmann | return mydict
|
1886 | 0538c375 | Michael Hanselmann | |
1887 | 0538c375 | Michael Hanselmann | @classmethod
|
1888 | 0538c375 | Michael Hanselmann | def FromDict(cls, val): |
1889 | 0538c375 | Michael Hanselmann | """Custom function for de-serializing.
|
1890 | 0538c375 | Michael Hanselmann |
|
1891 | 0538c375 | Michael Hanselmann | """
|
1892 | 0538c375 | Michael Hanselmann | obj = super(_QueryResponseBase, cls).FromDict(val)
|
1893 | 0538c375 | Michael Hanselmann | obj.fields = cls._ContainerFromDicts(obj.fields, list, QueryFieldDefinition)
|
1894 | 0538c375 | Michael Hanselmann | return obj
|
1895 | 0538c375 | Michael Hanselmann | |
1896 | 0538c375 | Michael Hanselmann | |
1897 | 0538c375 | Michael Hanselmann | class QueryResponse(_QueryResponseBase): |
1898 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query.
|
1899 | 24d6d3e2 | Michael Hanselmann |
|
1900 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1901 | 24d6d3e2 | Michael Hanselmann | @ivar data: Requested data
|
1902 | 24d6d3e2 | Michael Hanselmann |
|
1903 | 24d6d3e2 | Michael Hanselmann | """
|
1904 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1905 | 24d6d3e2 | Michael Hanselmann | "data",
|
1906 | 24d6d3e2 | Michael Hanselmann | ] |
1907 | 24d6d3e2 | Michael Hanselmann | |
1908 | 24d6d3e2 | Michael Hanselmann | |
1909 | 24d6d3e2 | Michael Hanselmann | class QueryFieldsRequest(ConfigObject): |
1910 | 24d6d3e2 | Michael Hanselmann | """Object holding a request for querying available fields.
|
1911 | 24d6d3e2 | Michael Hanselmann |
|
1912 | 24d6d3e2 | Michael Hanselmann | """
|
1913 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1914 | 24d6d3e2 | Michael Hanselmann | "what",
|
1915 | 24d6d3e2 | Michael Hanselmann | "fields",
|
1916 | 24d6d3e2 | Michael Hanselmann | ] |
1917 | 24d6d3e2 | Michael Hanselmann | |
1918 | 24d6d3e2 | Michael Hanselmann | |
1919 | 0538c375 | Michael Hanselmann | class QueryFieldsResponse(_QueryResponseBase): |
1920 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query for fields.
|
1921 | 24d6d3e2 | Michael Hanselmann |
|
1922 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1923 | 24d6d3e2 | Michael Hanselmann |
|
1924 | 24d6d3e2 | Michael Hanselmann | """
|
1925 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1926 | 24d6d3e2 | Michael Hanselmann | ] |
1927 | 24d6d3e2 | Michael Hanselmann | |
1928 | 24d6d3e2 | Michael Hanselmann | |
1929 | 6a1434d7 | Andrea Spadaccini | class MigrationStatus(ConfigObject): |
1930 | 6a1434d7 | Andrea Spadaccini | """Object holding the status of a migration.
|
1931 | 6a1434d7 | Andrea Spadaccini |
|
1932 | 6a1434d7 | Andrea Spadaccini | """
|
1933 | 6a1434d7 | Andrea Spadaccini | __slots__ = [ |
1934 | 6a1434d7 | Andrea Spadaccini | "status",
|
1935 | 6a1434d7 | Andrea Spadaccini | "transferred_ram",
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1936 | 6a1434d7 | Andrea Spadaccini | "total_ram",
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1937 | 6a1434d7 | Andrea Spadaccini | ] |
1938 | 6a1434d7 | Andrea Spadaccini | |
1939 | 6a1434d7 | Andrea Spadaccini | |
1940 | 25ce3ec4 | Michael Hanselmann | class InstanceConsole(ConfigObject): |
1941 | 25ce3ec4 | Michael Hanselmann | """Object describing how to access the console of an instance.
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1942 | 25ce3ec4 | Michael Hanselmann |
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1943 | 25ce3ec4 | Michael Hanselmann | """
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1944 | 25ce3ec4 | Michael Hanselmann | __slots__ = [ |
1945 | 25ce3ec4 | Michael Hanselmann | "instance",
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1946 | 25ce3ec4 | Michael Hanselmann | "kind",
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1947 | 25ce3ec4 | Michael Hanselmann | "message",
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1948 | 25ce3ec4 | Michael Hanselmann | "host",
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1949 | 25ce3ec4 | Michael Hanselmann | "port",
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1950 | 25ce3ec4 | Michael Hanselmann | "user",
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1951 | 25ce3ec4 | Michael Hanselmann | "command",
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1952 | 25ce3ec4 | Michael Hanselmann | "display",
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1953 | 25ce3ec4 | Michael Hanselmann | ] |
1954 | 25ce3ec4 | Michael Hanselmann | |
1955 | 25ce3ec4 | Michael Hanselmann | def Validate(self): |
1956 | 25ce3ec4 | Michael Hanselmann | """Validates contents of this object.
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1957 | 25ce3ec4 | Michael Hanselmann |
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1958 | 25ce3ec4 | Michael Hanselmann | """
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1959 | 25ce3ec4 | Michael Hanselmann | assert self.kind in constants.CONS_ALL, "Unknown console type" |
1960 | 25ce3ec4 | Michael Hanselmann | assert self.instance, "Missing instance name" |
1961 | 4d2cdb5a | Andrea Spadaccini | assert self.message or self.kind in [constants.CONS_SSH, |
1962 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1963 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_VNC] |
1964 | 25ce3ec4 | Michael Hanselmann | assert self.host or self.kind == constants.CONS_MESSAGE |
1965 | 25ce3ec4 | Michael Hanselmann | assert self.port or self.kind in [constants.CONS_MESSAGE, |
1966 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
1967 | 25ce3ec4 | Michael Hanselmann | assert self.user or self.kind in [constants.CONS_MESSAGE, |
1968 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1969 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
1970 | 25ce3ec4 | Michael Hanselmann | assert self.command or self.kind in [constants.CONS_MESSAGE, |
1971 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1972 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
1973 | 25ce3ec4 | Michael Hanselmann | assert self.display or self.kind in [constants.CONS_MESSAGE, |
1974 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1975 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
1976 | 25ce3ec4 | Michael Hanselmann | return True |
1977 | 25ce3ec4 | Michael Hanselmann | |
1978 | 25ce3ec4 | Michael Hanselmann | |
1979 | a8083063 | Iustin Pop | class SerializableConfigParser(ConfigParser.SafeConfigParser): |
1980 | a8083063 | Iustin Pop | """Simple wrapper over ConfigParse that allows serialization.
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1981 | a8083063 | Iustin Pop |
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1982 | a8083063 | Iustin Pop | This class is basically ConfigParser.SafeConfigParser with two
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1983 | a8083063 | Iustin Pop | additional methods that allow it to serialize/unserialize to/from a
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1984 | a8083063 | Iustin Pop | buffer.
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1985 | a8083063 | Iustin Pop |
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1986 | a8083063 | Iustin Pop | """
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1987 | a8083063 | Iustin Pop | def Dumps(self): |
1988 | a8083063 | Iustin Pop | """Dump this instance and return the string representation."""
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1989 | a8083063 | Iustin Pop | buf = StringIO() |
1990 | a8083063 | Iustin Pop | self.write(buf)
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1991 | a8083063 | Iustin Pop | return buf.getvalue()
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1992 | a8083063 | Iustin Pop | |
1993 | b39bf4bb | Guido Trotter | @classmethod
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1994 | b39bf4bb | Guido Trotter | def Loads(cls, data): |
1995 | a8083063 | Iustin Pop | """Load data from a string."""
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1996 | a8083063 | Iustin Pop | buf = StringIO(data) |
1997 | b39bf4bb | Guido Trotter | cfp = cls() |
1998 | a8083063 | Iustin Pop | cfp.readfp(buf) |
1999 | a8083063 | Iustin Pop | return cfp |