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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | 473d87a3 | Iustin Pop | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012, 2013 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 | 2ed0e208 | Iustin Pop | # objects.py which doesn't explicitly 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 | 250a9404 | Bernardo Dal Seno | import logging |
42 | e11a1b77 | Adeodato Simo | import time |
43 | d5835922 | Michael Hanselmann | from cStringIO import StringIO |
44 | a8083063 | Iustin Pop | |
45 | a8083063 | Iustin Pop | from ganeti import errors |
46 | 5c947f38 | Iustin Pop | from ganeti import constants |
47 | 0007f3ab | Andrea Spadaccini | from ganeti import netutils |
48 | 473d87a3 | Iustin Pop | from ganeti import outils |
49 | 32017174 | Agata Murawska | from ganeti import utils |
50 | a8083063 | Iustin Pop | |
51 | f4c9af7a | Guido Trotter | from socket import AF_INET |
52 | f4c9af7a | Guido Trotter | |
53 | a8083063 | Iustin Pop | |
54 | a8083063 | Iustin Pop | __all__ = ["ConfigObject", "ConfigData", "NIC", "Disk", "Instance", |
55 | eaa4c57c | Dimitris Aragiorgis | "OS", "Node", "NodeGroup", "Cluster", "FillDict", "Network"] |
56 | a8083063 | Iustin Pop | |
57 | d693c864 | Iustin Pop | _TIMESTAMPS = ["ctime", "mtime"] |
58 | e1dcc53a | Iustin Pop | _UUID = ["uuid"]
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59 | 96acbc09 | Michael Hanselmann | |
60 | 8d8d650c | Michael Hanselmann | |
61 | e11ddf13 | Iustin Pop | def FillDict(defaults_dict, custom_dict, skip_keys=None): |
62 | 29921401 | Iustin Pop | """Basic function to apply settings on top a default dict.
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63 | abe609b2 | Guido Trotter |
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64 | 29921401 | Iustin Pop | @type defaults_dict: dict
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65 | 29921401 | Iustin Pop | @param defaults_dict: dictionary holding the default values
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66 | 29921401 | Iustin Pop | @type custom_dict: dict
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67 | 29921401 | Iustin Pop | @param custom_dict: dictionary holding customized value
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68 | 7736a5f2 | Iustin Pop | @type skip_keys: list
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69 | 7736a5f2 | Iustin Pop | @param skip_keys: which keys not to fill
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70 | 29921401 | Iustin Pop | @rtype: dict
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71 | 29921401 | Iustin Pop | @return: dict with the 'full' values
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72 | abe609b2 | Guido Trotter |
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73 | 29921401 | Iustin Pop | """
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74 | 29921401 | Iustin Pop | ret_dict = copy.deepcopy(defaults_dict) |
75 | 29921401 | Iustin Pop | ret_dict.update(custom_dict) |
76 | e11ddf13 | Iustin Pop | if skip_keys:
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77 | e11ddf13 | Iustin Pop | for k in skip_keys: |
78 | e11ddf13 | Iustin Pop | try:
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79 | e11ddf13 | Iustin Pop | del ret_dict[k]
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80 | e11ddf13 | Iustin Pop | except KeyError: |
81 | e11ddf13 | Iustin Pop | pass
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82 | 29921401 | Iustin Pop | return ret_dict
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83 | a8083063 | Iustin Pop | |
84 | 6e34b628 | Guido Trotter | |
85 | da5f09ef | Bernardo Dal Seno | def FillIPolicy(default_ipolicy, custom_ipolicy): |
86 | 2cc673a3 | Iustin Pop | """Fills an instance policy with defaults.
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87 | 918eb80b | Agata Murawska |
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88 | 918eb80b | Agata Murawska | """
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89 | 2cc673a3 | Iustin Pop | assert frozenset(default_ipolicy.keys()) == constants.IPOLICY_ALL_KEYS |
90 | 0f511c8a | Bernardo Dal Seno | ret_dict = copy.deepcopy(custom_ipolicy) |
91 | 0f511c8a | Bernardo Dal Seno | for key in default_ipolicy: |
92 | 0f511c8a | Bernardo Dal Seno | if key not in ret_dict: |
93 | 0f511c8a | Bernardo Dal Seno | ret_dict[key] = copy.deepcopy(default_ipolicy[key]) |
94 | 0f511c8a | Bernardo Dal Seno | elif key == constants.ISPECS_STD:
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95 | 0f511c8a | Bernardo Dal Seno | ret_dict[key] = FillDict(default_ipolicy[key], ret_dict[key]) |
96 | 918eb80b | Agata Murawska | return ret_dict
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97 | 918eb80b | Agata Murawska | |
98 | 918eb80b | Agata Murawska | |
99 | 57987785 | René Nussbaumer | def FillDiskParams(default_dparams, custom_dparams, skip_keys=None): |
100 | 57987785 | René Nussbaumer | """Fills the disk parameter defaults.
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101 | 57987785 | René Nussbaumer |
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102 | af9fb4cc | René Nussbaumer | @see: L{FillDict} for parameters and return value
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103 | 57987785 | René Nussbaumer |
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104 | 57987785 | René Nussbaumer | """
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105 | 57987785 | René Nussbaumer | assert frozenset(default_dparams.keys()) == constants.DISK_TEMPLATES |
106 | 57987785 | René Nussbaumer | |
107 | 57987785 | René Nussbaumer | return dict((dt, FillDict(default_dparams[dt], custom_dparams.get(dt, {}), |
108 | 57987785 | René Nussbaumer | skip_keys=skip_keys)) |
109 | 57987785 | René Nussbaumer | for dt in constants.DISK_TEMPLATES) |
110 | 57987785 | René Nussbaumer | |
111 | 57987785 | René Nussbaumer | |
112 | 6e34b628 | Guido Trotter | def UpgradeGroupedParams(target, defaults): |
113 | 6e34b628 | Guido Trotter | """Update all groups for the target parameter.
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114 | 6e34b628 | Guido Trotter |
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115 | 6e34b628 | Guido Trotter | @type target: dict of dicts
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116 | 6e34b628 | Guido Trotter | @param target: {group: {parameter: value}}
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117 | 6e34b628 | Guido Trotter | @type defaults: dict
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118 | 6e34b628 | Guido Trotter | @param defaults: default parameter values
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119 | 6e34b628 | Guido Trotter |
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120 | 6e34b628 | Guido Trotter | """
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121 | 6e34b628 | Guido Trotter | if target is None: |
122 | 6e34b628 | Guido Trotter | target = {constants.PP_DEFAULT: defaults} |
123 | 6e34b628 | Guido Trotter | else:
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124 | 6e34b628 | Guido Trotter | for group in target: |
125 | 6e34b628 | Guido Trotter | target[group] = FillDict(defaults, target[group]) |
126 | 6e34b628 | Guido Trotter | return target
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127 | 6e34b628 | Guido Trotter | |
128 | 6e34b628 | Guido Trotter | |
129 | 8c72ab2b | Guido Trotter | def UpgradeBeParams(target): |
130 | 8c72ab2b | Guido Trotter | """Update the be parameters dict to the new format.
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131 | 8c72ab2b | Guido Trotter |
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132 | 8c72ab2b | Guido Trotter | @type target: dict
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133 | 8c72ab2b | Guido Trotter | @param target: "be" parameters dict
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134 | 8c72ab2b | Guido Trotter |
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135 | 8c72ab2b | Guido Trotter | """
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136 | 8c72ab2b | Guido Trotter | if constants.BE_MEMORY in target: |
137 | 8c72ab2b | Guido Trotter | memory = target[constants.BE_MEMORY] |
138 | 8c72ab2b | Guido Trotter | target[constants.BE_MAXMEM] = memory |
139 | 8c72ab2b | Guido Trotter | target[constants.BE_MINMEM] = memory |
140 | b2e233a5 | Guido Trotter | del target[constants.BE_MEMORY]
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141 | 8c72ab2b | Guido Trotter | |
142 | 8c72ab2b | Guido Trotter | |
143 | bc5d0215 | Andrea Spadaccini | def UpgradeDiskParams(diskparams): |
144 | bc5d0215 | Andrea Spadaccini | """Upgrade the disk parameters.
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145 | bc5d0215 | Andrea Spadaccini |
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146 | bc5d0215 | Andrea Spadaccini | @type diskparams: dict
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147 | bc5d0215 | Andrea Spadaccini | @param diskparams: disk parameters to upgrade
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148 | bc5d0215 | Andrea Spadaccini | @rtype: dict
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149 | 765ada2b | Iustin Pop | @return: the upgraded disk parameters dict
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150 | bc5d0215 | Andrea Spadaccini |
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151 | bc5d0215 | Andrea Spadaccini | """
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152 | 99ccf8b9 | René Nussbaumer | if not diskparams: |
153 | 99ccf8b9 | René Nussbaumer | result = {} |
154 | bc5d0215 | Andrea Spadaccini | else:
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155 | 57987785 | René Nussbaumer | result = FillDiskParams(constants.DISK_DT_DEFAULTS, diskparams) |
156 | bc5d0215 | Andrea Spadaccini | |
157 | bc5d0215 | Andrea Spadaccini | return result
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158 | bc5d0215 | Andrea Spadaccini | |
159 | bc5d0215 | Andrea Spadaccini | |
160 | 2a27dac3 | Iustin Pop | def UpgradeNDParams(ndparams): |
161 | 2a27dac3 | Iustin Pop | """Upgrade ndparams structure.
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162 | 2a27dac3 | Iustin Pop |
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163 | 2a27dac3 | Iustin Pop | @type ndparams: dict
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164 | 2a27dac3 | Iustin Pop | @param ndparams: disk parameters to upgrade
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165 | 2a27dac3 | Iustin Pop | @rtype: dict
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166 | 2a27dac3 | Iustin Pop | @return: the upgraded node parameters dict
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167 | 2a27dac3 | Iustin Pop |
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168 | 2a27dac3 | Iustin Pop | """
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169 | 2a27dac3 | Iustin Pop | if ndparams is None: |
170 | 2a27dac3 | Iustin Pop | ndparams = {} |
171 | 2a27dac3 | Iustin Pop | |
172 | 1df4d430 | Iustin Pop | if (constants.ND_OOB_PROGRAM in ndparams and |
173 | 1df4d430 | Iustin Pop | ndparams[constants.ND_OOB_PROGRAM] is None): |
174 | 1df4d430 | Iustin Pop | # will be reset by the line below
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175 | 1df4d430 | Iustin Pop | del ndparams[constants.ND_OOB_PROGRAM]
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176 | 2a27dac3 | Iustin Pop | return FillDict(constants.NDC_DEFAULTS, ndparams)
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177 | 2a27dac3 | Iustin Pop | |
178 | 2a27dac3 | Iustin Pop | |
179 | 918eb80b | Agata Murawska | def MakeEmptyIPolicy(): |
180 | 918eb80b | Agata Murawska | """Create empty IPolicy dictionary.
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181 | 918eb80b | Agata Murawska |
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182 | 918eb80b | Agata Murawska | """
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183 | 0f511c8a | Bernardo Dal Seno | return {}
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184 | 918eb80b | Agata Murawska | |
185 | 918eb80b | Agata Murawska | |
186 | 473d87a3 | Iustin Pop | class ConfigObject(outils.ValidatedSlots): |
187 | a8083063 | Iustin Pop | """A generic config object.
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188 | a8083063 | Iustin Pop |
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189 | a8083063 | Iustin Pop | It has the following properties:
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190 | a8083063 | Iustin Pop |
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191 | a8083063 | Iustin Pop | - provides somewhat safe recursive unpickling and pickling for its classes
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192 | a8083063 | Iustin Pop | - unset attributes which are defined in slots are always returned
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193 | a8083063 | Iustin Pop | as None instead of raising an error
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194 | a8083063 | Iustin Pop |
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195 | a8083063 | Iustin Pop | Classes derived from this must always declare __slots__ (we use many
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196 | 55224070 | Guido Trotter | config objects and the memory reduction is useful)
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197 | a8083063 | Iustin Pop |
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198 | a8083063 | Iustin Pop | """
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199 | a8083063 | Iustin Pop | __slots__ = [] |
200 | a8083063 | Iustin Pop | |
201 | a8083063 | Iustin Pop | def __getattr__(self, name): |
202 | 32683096 | René Nussbaumer | if name not in self.GetAllSlots(): |
203 | 3ecf6786 | Iustin Pop | raise AttributeError("Invalid object attribute %s.%s" % |
204 | 3ecf6786 | Iustin Pop | (type(self).__name__, name)) |
205 | a8083063 | Iustin Pop | return None |
206 | a8083063 | Iustin Pop | |
207 | a8083063 | Iustin Pop | def __setstate__(self, state): |
208 | 32683096 | René Nussbaumer | slots = self.GetAllSlots()
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209 | a8083063 | Iustin Pop | for name in state: |
210 | adf385c7 | Iustin Pop | if name in slots: |
211 | a8083063 | Iustin Pop | setattr(self, name, state[name]) |
212 | a8083063 | Iustin Pop | |
213 | 32683096 | René Nussbaumer | def Validate(self): |
214 | 32683096 | René Nussbaumer | """Validates the slots.
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215 | adf385c7 | Iustin Pop |
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216 | adf385c7 | Iustin Pop | """
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217 | 415feb2e | René Nussbaumer | |
218 | ff9c047c | Iustin Pop | def ToDict(self): |
219 | ff9c047c | Iustin Pop | """Convert to a dict holding only standard python types.
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220 | ff9c047c | Iustin Pop |
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221 | ff9c047c | Iustin Pop | The generic routine just dumps all of this object's attributes in
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222 | ff9c047c | Iustin Pop | a dict. It does not work if the class has children who are
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223 | ff9c047c | Iustin Pop | ConfigObjects themselves (e.g. the nics list in an Instance), in
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224 | ff9c047c | Iustin Pop | which case the object should subclass the function in order to
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225 | ff9c047c | Iustin Pop | make sure all objects returned are only standard python types.
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226 | ff9c047c | Iustin Pop |
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227 | ff9c047c | Iustin Pop | """
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228 | 4c14965f | Guido Trotter | result = {} |
229 | 32683096 | René Nussbaumer | for name in self.GetAllSlots(): |
230 | 4c14965f | Guido Trotter | value = getattr(self, name, None) |
231 | 4c14965f | Guido Trotter | if value is not None: |
232 | 4c14965f | Guido Trotter | result[name] = value |
233 | 4c14965f | Guido Trotter | return result
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234 | 4c14965f | Guido Trotter | |
235 | 4c14965f | Guido Trotter | __getstate__ = ToDict |
236 | ff9c047c | Iustin Pop | |
237 | ff9c047c | Iustin Pop | @classmethod
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238 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
239 | ff9c047c | Iustin Pop | """Create an object from a dictionary.
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240 | ff9c047c | Iustin Pop |
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241 | ff9c047c | Iustin Pop | This generic routine takes a dict, instantiates a new instance of
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242 | ff9c047c | Iustin Pop | the given class, and sets attributes based on the dict content.
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243 | ff9c047c | Iustin Pop |
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244 | ff9c047c | Iustin Pop | As for `ToDict`, this does not work if the class has children
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245 | ff9c047c | Iustin Pop | who are ConfigObjects themselves (e.g. the nics list in an
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246 | ff9c047c | Iustin Pop | Instance), in which case the object should subclass the function
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247 | ff9c047c | Iustin Pop | and alter the objects.
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248 | ff9c047c | Iustin Pop |
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249 | ff9c047c | Iustin Pop | """
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250 | ff9c047c | Iustin Pop | if not isinstance(val, dict): |
251 | ff9c047c | Iustin Pop | raise errors.ConfigurationError("Invalid object passed to FromDict:" |
252 | ff9c047c | Iustin Pop | " expected dict, got %s" % type(val)) |
253 | 319856a9 | Michael Hanselmann | val_str = dict([(str(k), v) for k, v in val.iteritems()]) |
254 | b459a848 | Andrea Spadaccini | obj = cls(**val_str) # pylint: disable=W0142
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255 | ff9c047c | Iustin Pop | return obj
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256 | ff9c047c | Iustin Pop | |
257 | e8d563f3 | Iustin Pop | def Copy(self): |
258 | e8d563f3 | Iustin Pop | """Makes a deep copy of the current object and its children.
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259 | e8d563f3 | Iustin Pop |
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260 | e8d563f3 | Iustin Pop | """
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261 | e8d563f3 | Iustin Pop | dict_form = self.ToDict()
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262 | e8d563f3 | Iustin Pop | clone_obj = self.__class__.FromDict(dict_form)
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263 | e8d563f3 | Iustin Pop | return clone_obj
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264 | e8d563f3 | Iustin Pop | |
265 | ff9c047c | Iustin Pop | def __repr__(self): |
266 | ff9c047c | Iustin Pop | """Implement __repr__ for ConfigObjects."""
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267 | ff9c047c | Iustin Pop | return repr(self.ToDict()) |
268 | ff9c047c | Iustin Pop | |
269 | 560428be | Guido Trotter | def UpgradeConfig(self): |
270 | 560428be | Guido Trotter | """Fill defaults for missing configuration values.
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271 | 560428be | Guido Trotter |
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272 | 90d726a8 | Iustin Pop | This method will be called at configuration load time, and its
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273 | 90d726a8 | Iustin Pop | implementation will be object dependent.
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274 | 560428be | Guido Trotter |
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275 | 560428be | Guido Trotter | """
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276 | 560428be | Guido Trotter | pass
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277 | 560428be | Guido Trotter | |
278 | a8083063 | Iustin Pop | |
279 | ec29fe40 | Iustin Pop | class TaggableObject(ConfigObject): |
280 | 5c947f38 | Iustin Pop | """An generic class supporting tags.
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281 | 5c947f38 | Iustin Pop |
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282 | 5c947f38 | Iustin Pop | """
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283 | 154b9580 | Balazs Lecz | __slots__ = ["tags"]
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284 | b5e5632e | Iustin Pop | VALID_TAG_RE = re.compile("^[\w.+*/:@-]+$")
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285 | 2057f6c7 | Iustin Pop | |
286 | b5e5632e | Iustin Pop | @classmethod
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287 | b5e5632e | Iustin Pop | def ValidateTag(cls, tag): |
288 | 5c947f38 | Iustin Pop | """Check if a tag is valid.
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289 | 5c947f38 | Iustin Pop |
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290 | 5c947f38 | Iustin Pop | If the tag is invalid, an errors.TagError will be raised. The
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291 | 5c947f38 | Iustin Pop | function has no return value.
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292 | 5c947f38 | Iustin Pop |
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293 | 5c947f38 | Iustin Pop | """
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294 | 5c947f38 | Iustin Pop | if not isinstance(tag, basestring): |
295 | 3ecf6786 | Iustin Pop | raise errors.TagError("Invalid tag type (not a string)") |
296 | 5c947f38 | Iustin Pop | if len(tag) > constants.MAX_TAG_LEN: |
297 | 319856a9 | Michael Hanselmann | raise errors.TagError("Tag too long (>%d characters)" % |
298 | 319856a9 | Michael Hanselmann | constants.MAX_TAG_LEN) |
299 | 5c947f38 | Iustin Pop | if not tag: |
300 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tags cannot be empty") |
301 | b5e5632e | Iustin Pop | if not cls.VALID_TAG_RE.match(tag): |
302 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag contains invalid characters") |
303 | 5c947f38 | Iustin Pop | |
304 | 5c947f38 | Iustin Pop | def GetTags(self): |
305 | 5c947f38 | Iustin Pop | """Return the tags list.
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306 | 5c947f38 | Iustin Pop |
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307 | 5c947f38 | Iustin Pop | """
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308 | 5c947f38 | Iustin Pop | tags = getattr(self, "tags", None) |
309 | 5c947f38 | Iustin Pop | if tags is None: |
310 | 5c947f38 | Iustin Pop | tags = self.tags = set() |
311 | 5c947f38 | Iustin Pop | return tags
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312 | 5c947f38 | Iustin Pop | |
313 | 5c947f38 | Iustin Pop | def AddTag(self, tag): |
314 | 5c947f38 | Iustin Pop | """Add a new tag.
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315 | 5c947f38 | Iustin Pop |
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316 | 5c947f38 | Iustin Pop | """
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317 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
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318 | 5c947f38 | Iustin Pop | tags = self.GetTags()
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319 | 5c947f38 | Iustin Pop | if len(tags) >= constants.MAX_TAGS_PER_OBJ: |
320 | 3ecf6786 | Iustin Pop | raise errors.TagError("Too many tags") |
321 | 5c947f38 | Iustin Pop | self.GetTags().add(tag)
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322 | 5c947f38 | Iustin Pop | |
323 | 5c947f38 | Iustin Pop | def RemoveTag(self, tag): |
324 | 5c947f38 | Iustin Pop | """Remove a tag.
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325 | 5c947f38 | Iustin Pop |
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326 | 5c947f38 | Iustin Pop | """
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327 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
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328 | 5c947f38 | Iustin Pop | tags = self.GetTags()
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329 | 5c947f38 | Iustin Pop | try:
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330 | 5c947f38 | Iustin Pop | tags.remove(tag) |
331 | 5c947f38 | Iustin Pop | except KeyError: |
332 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag not found") |
333 | 5c947f38 | Iustin Pop | |
334 | ff9c047c | Iustin Pop | def ToDict(self): |
335 | ff9c047c | Iustin Pop | """Taggable-object-specific conversion to standard python types.
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336 | ff9c047c | Iustin Pop |
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337 | ff9c047c | Iustin Pop | This replaces the tags set with a list.
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338 | ff9c047c | Iustin Pop |
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339 | ff9c047c | Iustin Pop | """
|
340 | ff9c047c | Iustin Pop | bo = super(TaggableObject, self).ToDict() |
341 | ff9c047c | Iustin Pop | |
342 | ff9c047c | Iustin Pop | tags = bo.get("tags", None) |
343 | ff9c047c | Iustin Pop | if isinstance(tags, set): |
344 | ff9c047c | Iustin Pop | bo["tags"] = list(tags) |
345 | ff9c047c | Iustin Pop | return bo
|
346 | ff9c047c | Iustin Pop | |
347 | ff9c047c | Iustin Pop | @classmethod
|
348 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
349 | ff9c047c | Iustin Pop | """Custom function for instances.
|
350 | ff9c047c | Iustin Pop |
|
351 | ff9c047c | Iustin Pop | """
|
352 | ff9c047c | Iustin Pop | obj = super(TaggableObject, cls).FromDict(val)
|
353 | ff9c047c | Iustin Pop | if hasattr(obj, "tags") and isinstance(obj.tags, list): |
354 | ff9c047c | Iustin Pop | obj.tags = set(obj.tags)
|
355 | ff9c047c | Iustin Pop | return obj
|
356 | ff9c047c | Iustin Pop | |
357 | 5c947f38 | Iustin Pop | |
358 | 061af273 | Andrea Spadaccini | class MasterNetworkParameters(ConfigObject): |
359 | 061af273 | Andrea Spadaccini | """Network configuration parameters for the master
|
360 | 061af273 | Andrea Spadaccini |
|
361 | 061af273 | Andrea Spadaccini | @ivar name: master name
|
362 | 061af273 | Andrea Spadaccini | @ivar ip: master IP
|
363 | 061af273 | Andrea Spadaccini | @ivar netmask: master netmask
|
364 | 061af273 | Andrea Spadaccini | @ivar netdev: master network device
|
365 | 061af273 | Andrea Spadaccini | @ivar ip_family: master IP family
|
366 | 061af273 | Andrea Spadaccini |
|
367 | 061af273 | Andrea Spadaccini | """
|
368 | 061af273 | Andrea Spadaccini | __slots__ = [ |
369 | 061af273 | Andrea Spadaccini | "name",
|
370 | 061af273 | Andrea Spadaccini | "ip",
|
371 | 061af273 | Andrea Spadaccini | "netmask",
|
372 | 061af273 | Andrea Spadaccini | "netdev",
|
373 | 3c286190 | Dimitris Aragiorgis | "ip_family",
|
374 | 061af273 | Andrea Spadaccini | ] |
375 | 061af273 | Andrea Spadaccini | |
376 | 061af273 | Andrea Spadaccini | |
377 | a8083063 | Iustin Pop | class ConfigData(ConfigObject): |
378 | a8083063 | Iustin Pop | """Top-level config object."""
|
379 | 3df43542 | Guido Trotter | __slots__ = [ |
380 | 3df43542 | Guido Trotter | "version",
|
381 | 3df43542 | Guido Trotter | "cluster",
|
382 | 3df43542 | Guido Trotter | "nodes",
|
383 | 3df43542 | Guido Trotter | "nodegroups",
|
384 | 3df43542 | Guido Trotter | "instances",
|
385 | eaa4c57c | Dimitris Aragiorgis | "networks",
|
386 | 3df43542 | Guido Trotter | "serial_no",
|
387 | 3df43542 | Guido Trotter | ] + _TIMESTAMPS |
388 | a8083063 | Iustin Pop | |
389 | ff9c047c | Iustin Pop | def ToDict(self): |
390 | ff9c047c | Iustin Pop | """Custom function for top-level config data.
|
391 | ff9c047c | Iustin Pop |
|
392 | ff9c047c | Iustin Pop | This just replaces the list of instances, nodes and the cluster
|
393 | ff9c047c | Iustin Pop | with standard python types.
|
394 | ff9c047c | Iustin Pop |
|
395 | ff9c047c | Iustin Pop | """
|
396 | ff9c047c | Iustin Pop | mydict = super(ConfigData, self).ToDict() |
397 | ff9c047c | Iustin Pop | mydict["cluster"] = mydict["cluster"].ToDict() |
398 | eaa4c57c | Dimitris Aragiorgis | for key in "nodes", "instances", "nodegroups", "networks": |
399 | fe502d25 | Iustin Pop | mydict[key] = outils.ContainerToDicts(mydict[key]) |
400 | ff9c047c | Iustin Pop | |
401 | ff9c047c | Iustin Pop | return mydict
|
402 | ff9c047c | Iustin Pop | |
403 | ff9c047c | Iustin Pop | @classmethod
|
404 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
405 | ff9c047c | Iustin Pop | """Custom function for top-level config data
|
406 | ff9c047c | Iustin Pop |
|
407 | ff9c047c | Iustin Pop | """
|
408 | ff9c047c | Iustin Pop | obj = super(ConfigData, cls).FromDict(val)
|
409 | ff9c047c | Iustin Pop | obj.cluster = Cluster.FromDict(obj.cluster) |
410 | fe502d25 | Iustin Pop | obj.nodes = outils.ContainerFromDicts(obj.nodes, dict, Node)
|
411 | 473ab806 | Michael Hanselmann | obj.instances = \ |
412 | fe502d25 | Iustin Pop | outils.ContainerFromDicts(obj.instances, dict, Instance)
|
413 | 473ab806 | Michael Hanselmann | obj.nodegroups = \ |
414 | fe502d25 | Iustin Pop | outils.ContainerFromDicts(obj.nodegroups, dict, NodeGroup)
|
415 | fe502d25 | Iustin Pop | obj.networks = outils.ContainerFromDicts(obj.networks, dict, Network)
|
416 | ff9c047c | Iustin Pop | return obj
|
417 | ff9c047c | Iustin Pop | |
418 | 51cb1581 | Luca Bigliardi | def HasAnyDiskOfType(self, dev_type): |
419 | 51cb1581 | Luca Bigliardi | """Check if in there is at disk of the given type in the configuration.
|
420 | 51cb1581 | Luca Bigliardi |
|
421 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
422 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
423 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
424 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a disk of the given type was found or not
|
425 | 51cb1581 | Luca Bigliardi |
|
426 | 51cb1581 | Luca Bigliardi | """
|
427 | 51cb1581 | Luca Bigliardi | for instance in self.instances.values(): |
428 | 51cb1581 | Luca Bigliardi | for disk in instance.disks: |
429 | 51cb1581 | Luca Bigliardi | if disk.IsBasedOnDiskType(dev_type):
|
430 | 51cb1581 | Luca Bigliardi | return True |
431 | 51cb1581 | Luca Bigliardi | return False |
432 | 51cb1581 | Luca Bigliardi | |
433 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
434 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
435 | 90d726a8 | Iustin Pop |
|
436 | 90d726a8 | Iustin Pop | """
|
437 | 90d726a8 | Iustin Pop | self.cluster.UpgradeConfig()
|
438 | 90d726a8 | Iustin Pop | for node in self.nodes.values(): |
439 | 90d726a8 | Iustin Pop | node.UpgradeConfig() |
440 | 90d726a8 | Iustin Pop | for instance in self.instances.values(): |
441 | 90d726a8 | Iustin Pop | instance.UpgradeConfig() |
442 | 3df43542 | Guido Trotter | if self.nodegroups is None: |
443 | 3df43542 | Guido Trotter | self.nodegroups = {}
|
444 | 3df43542 | Guido Trotter | for nodegroup in self.nodegroups.values(): |
445 | 3df43542 | Guido Trotter | nodegroup.UpgradeConfig() |
446 | ee2f0ed4 | Luca Bigliardi | if self.cluster.drbd_usermode_helper is None: |
447 | ee2f0ed4 | Luca Bigliardi | # To decide if we set an helper let's check if at least one instance has
|
448 | ee2f0ed4 | Luca Bigliardi | # a DRBD disk. This does not cover all the possible scenarios but it
|
449 | ee2f0ed4 | Luca Bigliardi | # gives a good approximation.
|
450 | ee2f0ed4 | Luca Bigliardi | if self.HasAnyDiskOfType(constants.LD_DRBD8): |
451 | ee2f0ed4 | Luca Bigliardi | self.cluster.drbd_usermode_helper = constants.DEFAULT_DRBD_HELPER
|
452 | eaa4c57c | Dimitris Aragiorgis | if self.networks is None: |
453 | eaa4c57c | Dimitris Aragiorgis | self.networks = {}
|
454 | ee9516c8 | Guido Trotter | for network in self.networks.values(): |
455 | ee9516c8 | Guido Trotter | network.UpgradeConfig() |
456 | 1b02d7ef | Helga Velroyen | self._UpgradeEnabledDiskTemplates()
|
457 | c66d8987 | Helga Velroyen | |
458 | 1b02d7ef | Helga Velroyen | def _UpgradeEnabledDiskTemplates(self): |
459 | 1b02d7ef | Helga Velroyen | """Upgrade the cluster's enabled disk templates by inspecting the currently
|
460 | 1b02d7ef | Helga Velroyen | enabled and/or used disk templates.
|
461 | c66d8987 | Helga Velroyen |
|
462 | c66d8987 | Helga Velroyen | """
|
463 | 1b02d7ef | Helga Velroyen | # enabled_disk_templates in the cluster config were introduced in 2.8.
|
464 | 1b02d7ef | Helga Velroyen | # Remove this code once upgrading from earlier versions is deprecated.
|
465 | 1b02d7ef | Helga Velroyen | if not self.cluster.enabled_disk_templates: |
466 | 1b02d7ef | Helga Velroyen | template_set = \ |
467 | 1b02d7ef | Helga Velroyen | set([inst.disk_template for inst in self.instances.values()]) |
468 | 1b02d7ef | Helga Velroyen | # Add drbd and plain, if lvm is enabled (by specifying a volume group)
|
469 | c66d8987 | Helga Velroyen | if self.cluster.volume_group_name: |
470 | 1b02d7ef | Helga Velroyen | template_set.add(constants.DT_DRBD8) |
471 | 1b02d7ef | Helga Velroyen | template_set.add(constants.DT_PLAIN) |
472 | c66d8987 | Helga Velroyen | # FIXME: Adapt this when dis/enabling at configure time is removed.
|
473 | 1b02d7ef | Helga Velroyen | # Enable 'file' and 'sharedfile', if they are enabled, even though they
|
474 | 1b02d7ef | Helga Velroyen | # might currently not be used.
|
475 | c66d8987 | Helga Velroyen | if constants.ENABLE_FILE_STORAGE:
|
476 | 1b02d7ef | Helga Velroyen | template_set.add(constants.DT_FILE) |
477 | c66d8987 | Helga Velroyen | if constants.ENABLE_SHARED_FILE_STORAGE:
|
478 | 1b02d7ef | Helga Velroyen | template_set.add(constants.DT_SHARED_FILE) |
479 | 1b02d7ef | Helga Velroyen | # Set enabled_disk_templates to the inferred disk templates. Order them
|
480 | c66d8987 | Helga Velroyen | # according to a preference list that is based on Ganeti's history of
|
481 | 1b02d7ef | Helga Velroyen | # supported disk templates.
|
482 | 1b02d7ef | Helga Velroyen | self.cluster.enabled_disk_templates = []
|
483 | 1b02d7ef | Helga Velroyen | for preferred_template in constants.DISK_TEMPLATE_PREFERENCE: |
484 | 1b02d7ef | Helga Velroyen | if preferred_template in template_set: |
485 | 1b02d7ef | Helga Velroyen | self.cluster.enabled_disk_templates.append(preferred_template)
|
486 | 1b02d7ef | Helga Velroyen | template_set.remove(preferred_template) |
487 | 1b02d7ef | Helga Velroyen | self.cluster.enabled_disk_templates.extend(list(template_set)) |
488 | 90d726a8 | Iustin Pop | |
489 | a8083063 | Iustin Pop | |
490 | a8083063 | Iustin Pop | class NIC(ConfigObject): |
491 | a8083063 | Iustin Pop | """Config object representing a network card."""
|
492 | 8e1c6109 | Dimitris Aragiorgis | __slots__ = ["name", "mac", "ip", "network", |
493 | 8e1c6109 | Dimitris Aragiorgis | "nicparams", "netinfo", "pci"] + _UUID |
494 | a8083063 | Iustin Pop | |
495 | 255e19d4 | Guido Trotter | @classmethod
|
496 | 255e19d4 | Guido Trotter | def CheckParameterSyntax(cls, nicparams): |
497 | 255e19d4 | Guido Trotter | """Check the given parameters for validity.
|
498 | 255e19d4 | Guido Trotter |
|
499 | 255e19d4 | Guido Trotter | @type nicparams: dict
|
500 | 255e19d4 | Guido Trotter | @param nicparams: dictionary with parameter names/value
|
501 | 255e19d4 | Guido Trotter | @raise errors.ConfigurationError: when a parameter is not valid
|
502 | 255e19d4 | Guido Trotter |
|
503 | 255e19d4 | Guido Trotter | """
|
504 | 53258324 | Michael Hanselmann | mode = nicparams[constants.NIC_MODE] |
505 | 53258324 | Michael Hanselmann | if (mode not in constants.NIC_VALID_MODES and |
506 | 53258324 | Michael Hanselmann | mode != constants.VALUE_AUTO): |
507 | 53258324 | Michael Hanselmann | raise errors.ConfigurationError("Invalid NIC mode '%s'" % mode) |
508 | 255e19d4 | Guido Trotter | |
509 | 53258324 | Michael Hanselmann | if (mode == constants.NIC_MODE_BRIDGED and |
510 | 255e19d4 | Guido Trotter | not nicparams[constants.NIC_LINK]):
|
511 | 53258324 | Michael Hanselmann | raise errors.ConfigurationError("Missing bridged NIC link") |
512 | 255e19d4 | Guido Trotter | |
513 | d0ccd946 | Dimitris Aragiorgis | @classmethod
|
514 | d0ccd946 | Dimitris Aragiorgis | def FromDict(cls, val): |
515 | d0ccd946 | Dimitris Aragiorgis | """Custom function for NICs.
|
516 | d0ccd946 | Dimitris Aragiorgis |
|
517 | d0ccd946 | Dimitris Aragiorgis | Remove deprecated idx. Add dummy UUID if not found.
|
518 | d0ccd946 | Dimitris Aragiorgis | Needed for old runtime files.
|
519 | d0ccd946 | Dimitris Aragiorgis |
|
520 | d0ccd946 | Dimitris Aragiorgis | """
|
521 | d0ccd946 | Dimitris Aragiorgis | if "idx" in val: |
522 | d0ccd946 | Dimitris Aragiorgis | del val["idx"] |
523 | d0ccd946 | Dimitris Aragiorgis | obj = super(NIC, cls).FromDict(val)
|
524 | d0ccd946 | Dimitris Aragiorgis | return obj
|
525 | d0ccd946 | Dimitris Aragiorgis | |
526 | a8083063 | Iustin Pop | |
527 | a8083063 | Iustin Pop | class Disk(ConfigObject): |
528 | a8083063 | Iustin Pop | """Config object representing a block device."""
|
529 | 238da95a | Christos Stavrakakis | __slots__ = ["name", "dev_type", "logical_id", "physical_id", |
530 | 8e1c6109 | Dimitris Aragiorgis | "children", "iv_name", "size", "mode", "params", "pci"] + _UUID |
531 | a8083063 | Iustin Pop | |
532 | a8083063 | Iustin Pop | def CreateOnSecondary(self): |
533 | a8083063 | Iustin Pop | """Test if this device needs to be created on a secondary node."""
|
534 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
535 | a8083063 | Iustin Pop | |
536 | a8083063 | Iustin Pop | def AssembleOnSecondary(self): |
537 | a8083063 | Iustin Pop | """Test if this device needs to be assembled on a secondary node."""
|
538 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
539 | a8083063 | Iustin Pop | |
540 | a8083063 | Iustin Pop | def OpenOnSecondary(self): |
541 | a8083063 | Iustin Pop | """Test if this device needs to be opened on a secondary node."""
|
542 | fe96220b | Iustin Pop | return self.dev_type in (constants.LD_LV,) |
543 | a8083063 | Iustin Pop | |
544 | 222f2dd5 | Iustin Pop | def StaticDevPath(self): |
545 | 222f2dd5 | Iustin Pop | """Return the device path if this device type has a static one.
|
546 | 222f2dd5 | Iustin Pop |
|
547 | 222f2dd5 | Iustin Pop | Some devices (LVM for example) live always at the same /dev/ path,
|
548 | 222f2dd5 | Iustin Pop | irrespective of their status. For such devices, we return this
|
549 | 222f2dd5 | Iustin Pop | path, for others we return None.
|
550 | 222f2dd5 | Iustin Pop |
|
551 | e51db2a6 | Iustin Pop | @warning: The path returned is not a normalized pathname; callers
|
552 | e51db2a6 | Iustin Pop | should check that it is a valid path.
|
553 | e51db2a6 | Iustin Pop |
|
554 | 222f2dd5 | Iustin Pop | """
|
555 | 222f2dd5 | Iustin Pop | if self.dev_type == constants.LD_LV: |
556 | 222f2dd5 | Iustin Pop | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
557 | b6135bbc | Apollon Oikonomopoulos | elif self.dev_type == constants.LD_BLOCKDEV: |
558 | b6135bbc | Apollon Oikonomopoulos | return self.logical_id[1] |
559 | 7181fba0 | Constantinos Venetsanopoulos | elif self.dev_type == constants.LD_RBD: |
560 | 7181fba0 | Constantinos Venetsanopoulos | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
561 | 222f2dd5 | Iustin Pop | return None |
562 | 222f2dd5 | Iustin Pop | |
563 | fc1dc9d7 | Iustin Pop | def ChildrenNeeded(self): |
564 | fc1dc9d7 | Iustin Pop | """Compute the needed number of children for activation.
|
565 | fc1dc9d7 | Iustin Pop |
|
566 | fc1dc9d7 | Iustin Pop | This method will return either -1 (all children) or a positive
|
567 | fc1dc9d7 | Iustin Pop | number denoting the minimum number of children needed for
|
568 | fc1dc9d7 | Iustin Pop | activation (only mirrored devices will usually return >=0).
|
569 | fc1dc9d7 | Iustin Pop |
|
570 | fc1dc9d7 | Iustin Pop | Currently, only DRBD8 supports diskless activation (therefore we
|
571 | fc1dc9d7 | Iustin Pop | return 0), for all other we keep the previous semantics and return
|
572 | fc1dc9d7 | Iustin Pop | -1.
|
573 | fc1dc9d7 | Iustin Pop |
|
574 | fc1dc9d7 | Iustin Pop | """
|
575 | fc1dc9d7 | Iustin Pop | if self.dev_type == constants.LD_DRBD8: |
576 | fc1dc9d7 | Iustin Pop | return 0 |
577 | fc1dc9d7 | Iustin Pop | return -1 |
578 | fc1dc9d7 | Iustin Pop | |
579 | 51cb1581 | Luca Bigliardi | def IsBasedOnDiskType(self, dev_type): |
580 | 51cb1581 | Luca Bigliardi | """Check if the disk or its children are based on the given type.
|
581 | 51cb1581 | Luca Bigliardi |
|
582 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
583 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
584 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
585 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a device of the given type was found or not
|
586 | 51cb1581 | Luca Bigliardi |
|
587 | 51cb1581 | Luca Bigliardi | """
|
588 | 51cb1581 | Luca Bigliardi | if self.children: |
589 | 51cb1581 | Luca Bigliardi | for child in self.children: |
590 | 51cb1581 | Luca Bigliardi | if child.IsBasedOnDiskType(dev_type):
|
591 | 51cb1581 | Luca Bigliardi | return True |
592 | 51cb1581 | Luca Bigliardi | return self.dev_type == dev_type |
593 | 51cb1581 | Luca Bigliardi | |
594 | a8083063 | Iustin Pop | def GetNodes(self, node): |
595 | a8083063 | Iustin Pop | """This function returns the nodes this device lives on.
|
596 | a8083063 | Iustin Pop |
|
597 | a8083063 | Iustin Pop | Given the node on which the parent of the device lives on (or, in
|
598 | a8083063 | Iustin Pop | case of a top-level device, the primary node of the devices'
|
599 | a8083063 | Iustin Pop | instance), this function will return a list of nodes on which this
|
600 | a8083063 | Iustin Pop | devices needs to (or can) be assembled.
|
601 | a8083063 | Iustin Pop |
|
602 | a8083063 | Iustin Pop | """
|
603 | b6135bbc | Apollon Oikonomopoulos | if self.dev_type in [constants.LD_LV, constants.LD_FILE, |
604 | 376631d1 | Constantinos Venetsanopoulos | constants.LD_BLOCKDEV, constants.LD_RBD, |
605 | 376631d1 | Constantinos Venetsanopoulos | constants.LD_EXT]: |
606 | a8083063 | Iustin Pop | result = [node] |
607 | a1f445d3 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
608 | a8083063 | Iustin Pop | result = [self.logical_id[0], self.logical_id[1]] |
609 | a8083063 | Iustin Pop | if node not in result: |
610 | 3ecf6786 | Iustin Pop | raise errors.ConfigurationError("DRBD device passed unknown node") |
611 | a8083063 | Iustin Pop | else:
|
612 | 3ecf6786 | Iustin Pop | raise errors.ProgrammerError("Unhandled device type %s" % self.dev_type) |
613 | a8083063 | Iustin Pop | return result
|
614 | a8083063 | Iustin Pop | |
615 | a8083063 | Iustin Pop | def ComputeNodeTree(self, parent_node): |
616 | a8083063 | Iustin Pop | """Compute the node/disk tree for this disk and its children.
|
617 | a8083063 | Iustin Pop |
|
618 | a8083063 | Iustin Pop | This method, given the node on which the parent disk lives, will
|
619 | a8083063 | Iustin Pop | return the list of all (node, disk) pairs which describe the disk
|
620 | abdf0113 | Iustin Pop | tree in the most compact way. For example, a drbd/lvm stack
|
621 | abdf0113 | Iustin Pop | will be returned as (primary_node, drbd) and (secondary_node, drbd)
|
622 | abdf0113 | Iustin Pop | which represents all the top-level devices on the nodes.
|
623 | a8083063 | Iustin Pop |
|
624 | a8083063 | Iustin Pop | """
|
625 | a8083063 | Iustin Pop | my_nodes = self.GetNodes(parent_node)
|
626 | a8083063 | Iustin Pop | result = [(node, self) for node in my_nodes] |
627 | a8083063 | Iustin Pop | if not self.children: |
628 | a8083063 | Iustin Pop | # leaf device
|
629 | a8083063 | Iustin Pop | return result
|
630 | a8083063 | Iustin Pop | for node in my_nodes: |
631 | a8083063 | Iustin Pop | for child in self.children: |
632 | a8083063 | Iustin Pop | child_result = child.ComputeNodeTree(node) |
633 | a8083063 | Iustin Pop | if len(child_result) == 1: |
634 | a8083063 | Iustin Pop | # child (and all its descendants) is simple, doesn't split
|
635 | a8083063 | Iustin Pop | # over multiple hosts, so we don't need to describe it, our
|
636 | a8083063 | Iustin Pop | # own entry for this node describes it completely
|
637 | a8083063 | Iustin Pop | continue
|
638 | a8083063 | Iustin Pop | else:
|
639 | a8083063 | Iustin Pop | # check if child nodes differ from my nodes; note that
|
640 | a8083063 | Iustin Pop | # subdisk can differ from the child itself, and be instead
|
641 | a8083063 | Iustin Pop | # one of its descendants
|
642 | a8083063 | Iustin Pop | for subnode, subdisk in child_result: |
643 | a8083063 | Iustin Pop | if subnode not in my_nodes: |
644 | a8083063 | Iustin Pop | result.append((subnode, subdisk)) |
645 | a8083063 | Iustin Pop | # otherwise child is under our own node, so we ignore this
|
646 | a8083063 | Iustin Pop | # entry (but probably the other results in the list will
|
647 | a8083063 | Iustin Pop | # be different)
|
648 | a8083063 | Iustin Pop | return result
|
649 | a8083063 | Iustin Pop | |
650 | 6d33a6eb | Iustin Pop | def ComputeGrowth(self, amount): |
651 | 6d33a6eb | Iustin Pop | """Compute the per-VG growth requirements.
|
652 | 6d33a6eb | Iustin Pop |
|
653 | 6d33a6eb | Iustin Pop | This only works for VG-based disks.
|
654 | 6d33a6eb | Iustin Pop |
|
655 | 6d33a6eb | Iustin Pop | @type amount: integer
|
656 | 6d33a6eb | Iustin Pop | @param amount: the desired increase in (user-visible) disk space
|
657 | 6d33a6eb | Iustin Pop | @rtype: dict
|
658 | 6d33a6eb | Iustin Pop | @return: a dictionary of volume-groups and the required size
|
659 | 6d33a6eb | Iustin Pop |
|
660 | 6d33a6eb | Iustin Pop | """
|
661 | 6d33a6eb | Iustin Pop | if self.dev_type == constants.LD_LV: |
662 | 6d33a6eb | Iustin Pop | return {self.logical_id[0]: amount} |
663 | 6d33a6eb | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
664 | 6d33a6eb | Iustin Pop | if self.children: |
665 | 6d33a6eb | Iustin Pop | return self.children[0].ComputeGrowth(amount) |
666 | 6d33a6eb | Iustin Pop | else:
|
667 | 6d33a6eb | Iustin Pop | return {}
|
668 | 6d33a6eb | Iustin Pop | else:
|
669 | 6d33a6eb | Iustin Pop | # Other disk types do not require VG space
|
670 | 6d33a6eb | Iustin Pop | return {}
|
671 | 6d33a6eb | Iustin Pop | |
672 | acec9d51 | Iustin Pop | def RecordGrow(self, amount): |
673 | acec9d51 | Iustin Pop | """Update the size of this disk after growth.
|
674 | acec9d51 | Iustin Pop |
|
675 | acec9d51 | Iustin Pop | This method recurses over the disks's children and updates their
|
676 | acec9d51 | Iustin Pop | size correspondigly. The method needs to be kept in sync with the
|
677 | acec9d51 | Iustin Pop | actual algorithms from bdev.
|
678 | acec9d51 | Iustin Pop |
|
679 | acec9d51 | Iustin Pop | """
|
680 | 7181fba0 | Constantinos Venetsanopoulos | if self.dev_type in (constants.LD_LV, constants.LD_FILE, |
681 | 376631d1 | Constantinos Venetsanopoulos | constants.LD_RBD, constants.LD_EXT): |
682 | acec9d51 | Iustin Pop | self.size += amount
|
683 | acec9d51 | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
684 | acec9d51 | Iustin Pop | if self.children: |
685 | acec9d51 | Iustin Pop | self.children[0].RecordGrow(amount) |
686 | acec9d51 | Iustin Pop | self.size += amount
|
687 | acec9d51 | Iustin Pop | else:
|
688 | acec9d51 | Iustin Pop | raise errors.ProgrammerError("Disk.RecordGrow called for unsupported" |
689 | acec9d51 | Iustin Pop | " disk type %s" % self.dev_type) |
690 | acec9d51 | Iustin Pop | |
691 | 735e1318 | Michael Hanselmann | def Update(self, size=None, mode=None): |
692 | 735e1318 | Michael Hanselmann | """Apply changes to size and mode.
|
693 | 735e1318 | Michael Hanselmann |
|
694 | 735e1318 | Michael Hanselmann | """
|
695 | 735e1318 | Michael Hanselmann | if self.dev_type == constants.LD_DRBD8: |
696 | 735e1318 | Michael Hanselmann | if self.children: |
697 | 735e1318 | Michael Hanselmann | self.children[0].Update(size=size, mode=mode) |
698 | 735e1318 | Michael Hanselmann | else:
|
699 | 735e1318 | Michael Hanselmann | assert not self.children |
700 | 735e1318 | Michael Hanselmann | |
701 | 735e1318 | Michael Hanselmann | if size is not None: |
702 | 735e1318 | Michael Hanselmann | self.size = size
|
703 | 735e1318 | Michael Hanselmann | if mode is not None: |
704 | 735e1318 | Michael Hanselmann | self.mode = mode
|
705 | 735e1318 | Michael Hanselmann | |
706 | a805ec18 | Iustin Pop | def UnsetSize(self): |
707 | a805ec18 | Iustin Pop | """Sets recursively the size to zero for the disk and its children.
|
708 | a805ec18 | Iustin Pop |
|
709 | a805ec18 | Iustin Pop | """
|
710 | a805ec18 | Iustin Pop | if self.children: |
711 | a805ec18 | Iustin Pop | for child in self.children: |
712 | a805ec18 | Iustin Pop | child.UnsetSize() |
713 | a805ec18 | Iustin Pop | self.size = 0 |
714 | a805ec18 | Iustin Pop | |
715 | 0402302c | Iustin Pop | def SetPhysicalID(self, target_node, nodes_ip): |
716 | 0402302c | Iustin Pop | """Convert the logical ID to the physical ID.
|
717 | 0402302c | Iustin Pop |
|
718 | 0402302c | Iustin Pop | This is used only for drbd, which needs ip/port configuration.
|
719 | 0402302c | Iustin Pop |
|
720 | 0402302c | Iustin Pop | The routine descends down and updates its children also, because
|
721 | 0402302c | Iustin Pop | this helps when the only the top device is passed to the remote
|
722 | 0402302c | Iustin Pop | node.
|
723 | 0402302c | Iustin Pop |
|
724 | 0402302c | Iustin Pop | Arguments:
|
725 | 0402302c | Iustin Pop | - target_node: the node we wish to configure for
|
726 | 0402302c | Iustin Pop | - nodes_ip: a mapping of node name to ip
|
727 | 0402302c | Iustin Pop |
|
728 | 0402302c | Iustin Pop | The target_node must exist in in nodes_ip, and must be one of the
|
729 | 0402302c | Iustin Pop | nodes in the logical ID for each of the DRBD devices encountered
|
730 | 0402302c | Iustin Pop | in the disk tree.
|
731 | 0402302c | Iustin Pop |
|
732 | 0402302c | Iustin Pop | """
|
733 | 0402302c | Iustin Pop | if self.children: |
734 | 0402302c | Iustin Pop | for child in self.children: |
735 | 0402302c | Iustin Pop | child.SetPhysicalID(target_node, nodes_ip) |
736 | 0402302c | Iustin Pop | |
737 | 0402302c | Iustin Pop | if self.logical_id is None and self.physical_id is not None: |
738 | 0402302c | Iustin Pop | return
|
739 | 0402302c | Iustin Pop | if self.dev_type in constants.LDS_DRBD: |
740 | f9518d38 | Iustin Pop | pnode, snode, port, pminor, sminor, secret = self.logical_id
|
741 | 0402302c | Iustin Pop | if target_node not in (pnode, snode): |
742 | 0402302c | Iustin Pop | raise errors.ConfigurationError("DRBD device not knowing node %s" % |
743 | 0402302c | Iustin Pop | target_node) |
744 | 0402302c | Iustin Pop | pnode_ip = nodes_ip.get(pnode, None)
|
745 | 0402302c | Iustin Pop | snode_ip = nodes_ip.get(snode, None)
|
746 | 0402302c | Iustin Pop | if pnode_ip is None or snode_ip is None: |
747 | 0402302c | Iustin Pop | raise errors.ConfigurationError("Can't find primary or secondary node" |
748 | 0402302c | Iustin Pop | " for %s" % str(self)) |
749 | ffa1c0dc | Iustin Pop | p_data = (pnode_ip, port) |
750 | ffa1c0dc | Iustin Pop | s_data = (snode_ip, port) |
751 | 0402302c | Iustin Pop | if pnode == target_node:
|
752 | f9518d38 | Iustin Pop | self.physical_id = p_data + s_data + (pminor, secret)
|
753 | 0402302c | Iustin Pop | else: # it must be secondary, we tested above |
754 | f9518d38 | Iustin Pop | self.physical_id = s_data + p_data + (sminor, secret)
|
755 | 0402302c | Iustin Pop | else:
|
756 | 0402302c | Iustin Pop | self.physical_id = self.logical_id |
757 | 0402302c | Iustin Pop | return
|
758 | 0402302c | Iustin Pop | |
759 | ff9c047c | Iustin Pop | def ToDict(self): |
760 | ff9c047c | Iustin Pop | """Disk-specific conversion to standard python types.
|
761 | ff9c047c | Iustin Pop |
|
762 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of
|
763 | ff9c047c | Iustin Pop | standard python types.
|
764 | ff9c047c | Iustin Pop |
|
765 | ff9c047c | Iustin Pop | """
|
766 | ff9c047c | Iustin Pop | bo = super(Disk, self).ToDict() |
767 | ff9c047c | Iustin Pop | |
768 | ff9c047c | Iustin Pop | for attr in ("children",): |
769 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
770 | ff9c047c | Iustin Pop | if alist:
|
771 | fe502d25 | Iustin Pop | bo[attr] = outils.ContainerToDicts(alist) |
772 | ff9c047c | Iustin Pop | return bo
|
773 | ff9c047c | Iustin Pop | |
774 | ff9c047c | Iustin Pop | @classmethod
|
775 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
776 | ff9c047c | Iustin Pop | """Custom function for Disks
|
777 | ff9c047c | Iustin Pop |
|
778 | ff9c047c | Iustin Pop | """
|
779 | d0ccd946 | Dimitris Aragiorgis | if "idx" in val: |
780 | d0ccd946 | Dimitris Aragiorgis | del val["idx"] |
781 | ff9c047c | Iustin Pop | obj = super(Disk, cls).FromDict(val)
|
782 | ff9c047c | Iustin Pop | if obj.children:
|
783 | fe502d25 | Iustin Pop | obj.children = outils.ContainerFromDicts(obj.children, list, Disk)
|
784 | ff9c047c | Iustin Pop | if obj.logical_id and isinstance(obj.logical_id, list): |
785 | ff9c047c | Iustin Pop | obj.logical_id = tuple(obj.logical_id)
|
786 | ff9c047c | Iustin Pop | if obj.physical_id and isinstance(obj.physical_id, list): |
787 | ff9c047c | Iustin Pop | obj.physical_id = tuple(obj.physical_id)
|
788 | f9518d38 | Iustin Pop | if obj.dev_type in constants.LDS_DRBD: |
789 | f9518d38 | Iustin Pop | # we need a tuple of length six here
|
790 | f9518d38 | Iustin Pop | if len(obj.logical_id) < 6: |
791 | f9518d38 | Iustin Pop | obj.logical_id += (None,) * (6 - len(obj.logical_id)) |
792 | ff9c047c | Iustin Pop | return obj
|
793 | ff9c047c | Iustin Pop | |
794 | 65a15336 | Iustin Pop | def __str__(self): |
795 | 65a15336 | Iustin Pop | """Custom str() formatter for disks.
|
796 | 65a15336 | Iustin Pop |
|
797 | 65a15336 | Iustin Pop | """
|
798 | 65a15336 | Iustin Pop | if self.dev_type == constants.LD_LV: |
799 | e687ec01 | Michael Hanselmann | val = "<LogicalVolume(/dev/%s/%s" % self.logical_id |
800 | 65a15336 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
801 | 89f28b76 | Iustin Pop | node_a, node_b, port, minor_a, minor_b = self.logical_id[:5] |
802 | 00fb8246 | Michael Hanselmann | val = "<DRBD8("
|
803 | 073ca59e | Iustin Pop | if self.physical_id is None: |
804 | 073ca59e | Iustin Pop | phy = "unconfigured"
|
805 | 073ca59e | Iustin Pop | else:
|
806 | 073ca59e | Iustin Pop | phy = ("configured as %s:%s %s:%s" %
|
807 | 25a915d0 | Iustin Pop | (self.physical_id[0], self.physical_id[1], |
808 | 25a915d0 | Iustin Pop | self.physical_id[2], self.physical_id[3])) |
809 | 073ca59e | Iustin Pop | |
810 | 89f28b76 | Iustin Pop | val += ("hosts=%s/%d-%s/%d, port=%s, %s, " %
|
811 | 89f28b76 | Iustin Pop | (node_a, minor_a, node_b, minor_b, port, phy)) |
812 | 65a15336 | Iustin Pop | if self.children and self.children.count(None) == 0: |
813 | 65a15336 | Iustin Pop | val += "backend=%s, metadev=%s" % (self.children[0], self.children[1]) |
814 | 65a15336 | Iustin Pop | else:
|
815 | 65a15336 | Iustin Pop | val += "no local storage"
|
816 | 65a15336 | Iustin Pop | else:
|
817 | 65a15336 | Iustin Pop | val = ("<Disk(type=%s, logical_id=%s, physical_id=%s, children=%s" %
|
818 | 65a15336 | Iustin Pop | (self.dev_type, self.logical_id, self.physical_id, self.children)) |
819 | 65a15336 | Iustin Pop | if self.iv_name is None: |
820 | 65a15336 | Iustin Pop | val += ", not visible"
|
821 | 65a15336 | Iustin Pop | else:
|
822 | 65a15336 | Iustin Pop | val += ", visible as /dev/%s" % self.iv_name |
823 | fd965830 | Iustin Pop | if isinstance(self.size, int): |
824 | fd965830 | Iustin Pop | val += ", size=%dm)>" % self.size |
825 | fd965830 | Iustin Pop | else:
|
826 | fd965830 | Iustin Pop | val += ", size='%s')>" % (self.size,) |
827 | 65a15336 | Iustin Pop | return val
|
828 | 65a15336 | Iustin Pop | |
829 | 332d0e37 | Iustin Pop | def Verify(self): |
830 | 332d0e37 | Iustin Pop | """Checks that this disk is correctly configured.
|
831 | 332d0e37 | Iustin Pop |
|
832 | 332d0e37 | Iustin Pop | """
|
833 | 7c4d6c7b | Michael Hanselmann | all_errors = [] |
834 | 332d0e37 | Iustin Pop | if self.mode not in constants.DISK_ACCESS_SET: |
835 | 7c4d6c7b | Michael Hanselmann | all_errors.append("Disk access mode '%s' is invalid" % (self.mode, )) |
836 | 7c4d6c7b | Michael Hanselmann | return all_errors
|
837 | 332d0e37 | Iustin Pop | |
838 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
839 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
840 | 90d726a8 | Iustin Pop |
|
841 | 90d726a8 | Iustin Pop | """
|
842 | 90d726a8 | Iustin Pop | if self.children: |
843 | 90d726a8 | Iustin Pop | for child in self.children: |
844 | 90d726a8 | Iustin Pop | child.UpgradeConfig() |
845 | bc5d0215 | Andrea Spadaccini | |
846 | cce46164 | René Nussbaumer | # FIXME: Make this configurable in Ganeti 2.7
|
847 | 54666867 | Dimitris Aragiorgis | # Params should be an empty dict that gets filled any time needed
|
848 | 54666867 | Dimitris Aragiorgis | # In case of ext template we allow arbitrary params that should not
|
849 | 54666867 | Dimitris Aragiorgis | # be overrided during a config reload/upgrade.
|
850 | 54666867 | Dimitris Aragiorgis | if not self.params or not isinstance(self.params, dict): |
851 | 54666867 | Dimitris Aragiorgis | self.params = {}
|
852 | 54666867 | Dimitris Aragiorgis | |
853 | 90d726a8 | Iustin Pop | # add here config upgrade for this disk
|
854 | 90d726a8 | Iustin Pop | |
855 | 77b0d264 | Michele Tartara | # If the file driver is empty, fill it up with the default value
|
856 | 77b0d264 | Michele Tartara | if self.dev_type == constants.LD_FILE and self.physical_id[0] is None: |
857 | 77b0d264 | Michele Tartara | self.physical_id[0] = constants.FD_DEFAULT |
858 | 77b0d264 | Michele Tartara | |
859 | cd46491f | René Nussbaumer | @staticmethod
|
860 | cd46491f | René Nussbaumer | def ComputeLDParams(disk_template, disk_params): |
861 | cd46491f | René Nussbaumer | """Computes Logical Disk parameters from Disk Template parameters.
|
862 | cd46491f | René Nussbaumer |
|
863 | cd46491f | René Nussbaumer | @type disk_template: string
|
864 | cd46491f | René Nussbaumer | @param disk_template: disk template, one of L{constants.DISK_TEMPLATES}
|
865 | cd46491f | René Nussbaumer | @type disk_params: dict
|
866 | cd46491f | René Nussbaumer | @param disk_params: disk template parameters;
|
867 | cd46491f | René Nussbaumer | dict(template_name -> parameters
|
868 | cd46491f | René Nussbaumer | @rtype: list(dict)
|
869 | cd46491f | René Nussbaumer | @return: a list of dicts, one for each node of the disk hierarchy. Each dict
|
870 | cd46491f | René Nussbaumer | contains the LD parameters of the node. The tree is flattened in-order.
|
871 | cd46491f | René Nussbaumer |
|
872 | cd46491f | René Nussbaumer | """
|
873 | cd46491f | René Nussbaumer | if disk_template not in constants.DISK_TEMPLATES: |
874 | cd46491f | René Nussbaumer | raise errors.ProgrammerError("Unknown disk template %s" % disk_template) |
875 | cd46491f | René Nussbaumer | |
876 | cd46491f | René Nussbaumer | assert disk_template in disk_params |
877 | cd46491f | René Nussbaumer | |
878 | cd46491f | René Nussbaumer | result = list()
|
879 | cd46491f | René Nussbaumer | dt_params = disk_params[disk_template] |
880 | cd46491f | René Nussbaumer | if disk_template == constants.DT_DRBD8:
|
881 | 52f93ffd | Michael Hanselmann | result.append(FillDict(constants.DISK_LD_DEFAULTS[constants.LD_DRBD8], { |
882 | cd46491f | René Nussbaumer | constants.LDP_RESYNC_RATE: dt_params[constants.DRBD_RESYNC_RATE], |
883 | cd46491f | René Nussbaumer | constants.LDP_BARRIERS: dt_params[constants.DRBD_DISK_BARRIERS], |
884 | cd46491f | René Nussbaumer | constants.LDP_NO_META_FLUSH: dt_params[constants.DRBD_META_BARRIERS], |
885 | cd46491f | René Nussbaumer | constants.LDP_DEFAULT_METAVG: dt_params[constants.DRBD_DEFAULT_METAVG], |
886 | cd46491f | René Nussbaumer | constants.LDP_DISK_CUSTOM: dt_params[constants.DRBD_DISK_CUSTOM], |
887 | cd46491f | René Nussbaumer | constants.LDP_NET_CUSTOM: dt_params[constants.DRBD_NET_CUSTOM], |
888 | cd46491f | René Nussbaumer | constants.LDP_DYNAMIC_RESYNC: dt_params[constants.DRBD_DYNAMIC_RESYNC], |
889 | cd46491f | René Nussbaumer | constants.LDP_PLAN_AHEAD: dt_params[constants.DRBD_PLAN_AHEAD], |
890 | cd46491f | René Nussbaumer | constants.LDP_FILL_TARGET: dt_params[constants.DRBD_FILL_TARGET], |
891 | cd46491f | René Nussbaumer | constants.LDP_DELAY_TARGET: dt_params[constants.DRBD_DELAY_TARGET], |
892 | cd46491f | René Nussbaumer | constants.LDP_MAX_RATE: dt_params[constants.DRBD_MAX_RATE], |
893 | cd46491f | René Nussbaumer | constants.LDP_MIN_RATE: dt_params[constants.DRBD_MIN_RATE], |
894 | 52f93ffd | Michael Hanselmann | })) |
895 | cd46491f | René Nussbaumer | |
896 | cd46491f | René Nussbaumer | # data LV
|
897 | 52f93ffd | Michael Hanselmann | result.append(FillDict(constants.DISK_LD_DEFAULTS[constants.LD_LV], { |
898 | cd46491f | René Nussbaumer | constants.LDP_STRIPES: dt_params[constants.DRBD_DATA_STRIPES], |
899 | 52f93ffd | Michael Hanselmann | })) |
900 | cd46491f | René Nussbaumer | |
901 | cd46491f | René Nussbaumer | # metadata LV
|
902 | 52f93ffd | Michael Hanselmann | result.append(FillDict(constants.DISK_LD_DEFAULTS[constants.LD_LV], { |
903 | cd46491f | René Nussbaumer | constants.LDP_STRIPES: dt_params[constants.DRBD_META_STRIPES], |
904 | 52f93ffd | Michael Hanselmann | })) |
905 | 52f93ffd | Michael Hanselmann | |
906 | 52f93ffd | Michael Hanselmann | elif disk_template in (constants.DT_FILE, constants.DT_SHARED_FILE): |
907 | cd46491f | René Nussbaumer | result.append(constants.DISK_LD_DEFAULTS[constants.LD_FILE]) |
908 | cd46491f | René Nussbaumer | |
909 | cd46491f | René Nussbaumer | elif disk_template == constants.DT_PLAIN:
|
910 | 52f93ffd | Michael Hanselmann | result.append(FillDict(constants.DISK_LD_DEFAULTS[constants.LD_LV], { |
911 | cd46491f | René Nussbaumer | constants.LDP_STRIPES: dt_params[constants.LV_STRIPES], |
912 | 52f93ffd | Michael Hanselmann | })) |
913 | cd46491f | René Nussbaumer | |
914 | cd46491f | René Nussbaumer | elif disk_template == constants.DT_BLOCK:
|
915 | cd46491f | René Nussbaumer | result.append(constants.DISK_LD_DEFAULTS[constants.LD_BLOCKDEV]) |
916 | cd46491f | René Nussbaumer | |
917 | cd46491f | René Nussbaumer | elif disk_template == constants.DT_RBD:
|
918 | 52f93ffd | Michael Hanselmann | result.append(FillDict(constants.DISK_LD_DEFAULTS[constants.LD_RBD], { |
919 | 3c286190 | Dimitris Aragiorgis | constants.LDP_POOL: dt_params[constants.RBD_POOL], |
920 | 52f93ffd | Michael Hanselmann | })) |
921 | cd46491f | René Nussbaumer | |
922 | 938adc87 | Constantinos Venetsanopoulos | elif disk_template == constants.DT_EXT:
|
923 | 938adc87 | Constantinos Venetsanopoulos | result.append(constants.DISK_LD_DEFAULTS[constants.LD_EXT]) |
924 | 938adc87 | Constantinos Venetsanopoulos | |
925 | cd46491f | René Nussbaumer | return result
|
926 | cd46491f | René Nussbaumer | |
927 | a8083063 | Iustin Pop | |
928 | 918eb80b | Agata Murawska | class InstancePolicy(ConfigObject): |
929 | ffa339ca | Iustin Pop | """Config object representing instance policy limits dictionary.
|
930 | 918eb80b | Agata Murawska |
|
931 | ffa339ca | Iustin Pop | Note that this object is not actually used in the config, it's just
|
932 | ffa339ca | Iustin Pop | used as a placeholder for a few functions.
|
933 | ffa339ca | Iustin Pop |
|
934 | ffa339ca | Iustin Pop | """
|
935 | 918eb80b | Agata Murawska | @classmethod
|
936 | 8b057218 | René Nussbaumer | def CheckParameterSyntax(cls, ipolicy, check_std): |
937 | 918eb80b | Agata Murawska | """ Check the instance policy for validity.
|
938 | 918eb80b | Agata Murawska |
|
939 | da5f09ef | Bernardo Dal Seno | @type ipolicy: dict
|
940 | da5f09ef | Bernardo Dal Seno | @param ipolicy: dictionary with min/max/std specs and policies
|
941 | da5f09ef | Bernardo Dal Seno | @type check_std: bool
|
942 | da5f09ef | Bernardo Dal Seno | @param check_std: Whether to check std value or just assume compliance
|
943 | da5f09ef | Bernardo Dal Seno | @raise errors.ConfigurationError: when the policy is not legal
|
944 | da5f09ef | Bernardo Dal Seno |
|
945 | 918eb80b | Agata Murawska | """
|
946 | 62fed51b | Bernardo Dal Seno | InstancePolicy.CheckISpecSyntax(ipolicy, check_std) |
947 | d04c9d45 | Iustin Pop | if constants.IPOLICY_DTS in ipolicy: |
948 | d04c9d45 | Iustin Pop | InstancePolicy.CheckDiskTemplates(ipolicy[constants.IPOLICY_DTS]) |
949 | ff6c5e55 | Iustin Pop | for key in constants.IPOLICY_PARAMETERS: |
950 | ff6c5e55 | Iustin Pop | if key in ipolicy: |
951 | ff6c5e55 | Iustin Pop | InstancePolicy.CheckParameter(key, ipolicy[key]) |
952 | 57dc299a | Iustin Pop | wrong_keys = frozenset(ipolicy.keys()) - constants.IPOLICY_ALL_KEYS
|
953 | 57dc299a | Iustin Pop | if wrong_keys:
|
954 | 57dc299a | Iustin Pop | raise errors.ConfigurationError("Invalid keys in ipolicy: %s" % |
955 | 57dc299a | Iustin Pop | utils.CommaJoin(wrong_keys)) |
956 | 918eb80b | Agata Murawska | |
957 | 918eb80b | Agata Murawska | @classmethod
|
958 | 0f511c8a | Bernardo Dal Seno | def _CheckIncompleteSpec(cls, spec, keyname): |
959 | 0f511c8a | Bernardo Dal Seno | missing_params = constants.ISPECS_PARAMETERS - frozenset(spec.keys())
|
960 | 0f511c8a | Bernardo Dal Seno | if missing_params:
|
961 | 0f511c8a | Bernardo Dal Seno | msg = ("Missing instance specs parameters for %s: %s" %
|
962 | 0f511c8a | Bernardo Dal Seno | (keyname, utils.CommaJoin(missing_params))) |
963 | 0f511c8a | Bernardo Dal Seno | raise errors.ConfigurationError(msg)
|
964 | 0f511c8a | Bernardo Dal Seno | |
965 | 0f511c8a | Bernardo Dal Seno | @classmethod
|
966 | 62fed51b | Bernardo Dal Seno | def CheckISpecSyntax(cls, ipolicy, check_std): |
967 | 62fed51b | Bernardo Dal Seno | """Check the instance policy specs for validity.
|
968 | 62fed51b | Bernardo Dal Seno |
|
969 | 62fed51b | Bernardo Dal Seno | @type ipolicy: dict
|
970 | 62fed51b | Bernardo Dal Seno | @param ipolicy: dictionary with min/max/std specs
|
971 | 62fed51b | Bernardo Dal Seno | @type check_std: bool
|
972 | 62fed51b | Bernardo Dal Seno | @param check_std: Whether to check std value or just assume compliance
|
973 | 62fed51b | Bernardo Dal Seno | @raise errors.ConfigurationError: when specs are not valid
|
974 | 62fed51b | Bernardo Dal Seno |
|
975 | 62fed51b | Bernardo Dal Seno | """
|
976 | 62fed51b | Bernardo Dal Seno | if constants.ISPECS_MINMAX not in ipolicy: |
977 | 62fed51b | Bernardo Dal Seno | # Nothing to check
|
978 | 62fed51b | Bernardo Dal Seno | return
|
979 | 62fed51b | Bernardo Dal Seno | |
980 | 62fed51b | Bernardo Dal Seno | if check_std and constants.ISPECS_STD not in ipolicy: |
981 | 62fed51b | Bernardo Dal Seno | msg = "Missing key in ipolicy: %s" % constants.ISPECS_STD
|
982 | 62fed51b | Bernardo Dal Seno | raise errors.ConfigurationError(msg)
|
983 | 62fed51b | Bernardo Dal Seno | stdspec = ipolicy.get(constants.ISPECS_STD) |
984 | b342c9dd | Bernardo Dal Seno | if check_std:
|
985 | b342c9dd | Bernardo Dal Seno | InstancePolicy._CheckIncompleteSpec(stdspec, constants.ISPECS_STD) |
986 | b342c9dd | Bernardo Dal Seno | |
987 | 41044e04 | Bernardo Dal Seno | if not ipolicy[constants.ISPECS_MINMAX]: |
988 | 41044e04 | Bernardo Dal Seno | raise errors.ConfigurationError("Empty minmax specifications") |
989 | 41044e04 | Bernardo Dal Seno | std_is_good = False
|
990 | 41044e04 | Bernardo Dal Seno | for minmaxspecs in ipolicy[constants.ISPECS_MINMAX]: |
991 | 41044e04 | Bernardo Dal Seno | missing = constants.ISPECS_MINMAX_KEYS - frozenset(minmaxspecs.keys())
|
992 | 41044e04 | Bernardo Dal Seno | if missing:
|
993 | 41044e04 | Bernardo Dal Seno | msg = "Missing instance specification: %s" % utils.CommaJoin(missing)
|
994 | 41044e04 | Bernardo Dal Seno | raise errors.ConfigurationError(msg)
|
995 | 41044e04 | Bernardo Dal Seno | for (key, spec) in minmaxspecs.items(): |
996 | 41044e04 | Bernardo Dal Seno | InstancePolicy._CheckIncompleteSpec(spec, key) |
997 | 41044e04 | Bernardo Dal Seno | |
998 | 41044e04 | Bernardo Dal Seno | spec_std_ok = True
|
999 | 41044e04 | Bernardo Dal Seno | for param in constants.ISPECS_PARAMETERS: |
1000 | 41044e04 | Bernardo Dal Seno | par_std_ok = InstancePolicy._CheckISpecParamSyntax(minmaxspecs, stdspec, |
1001 | 41044e04 | Bernardo Dal Seno | param, check_std) |
1002 | 41044e04 | Bernardo Dal Seno | spec_std_ok = spec_std_ok and par_std_ok
|
1003 | 41044e04 | Bernardo Dal Seno | std_is_good = std_is_good or spec_std_ok
|
1004 | 41044e04 | Bernardo Dal Seno | if not std_is_good: |
1005 | b342c9dd | Bernardo Dal Seno | raise errors.ConfigurationError("Invalid std specifications") |
1006 | 62fed51b | Bernardo Dal Seno | |
1007 | 62fed51b | Bernardo Dal Seno | @classmethod
|
1008 | 62fed51b | Bernardo Dal Seno | def _CheckISpecParamSyntax(cls, minmaxspecs, stdspec, name, check_std): |
1009 | da5f09ef | Bernardo Dal Seno | """Check the instance policy specs for validity on a given key.
|
1010 | 918eb80b | Agata Murawska |
|
1011 | da5f09ef | Bernardo Dal Seno | We check if the instance specs makes sense for a given key, that is
|
1012 | da5f09ef | Bernardo Dal Seno | if minmaxspecs[min][name] <= stdspec[name] <= minmaxspec[max][name].
|
1013 | 918eb80b | Agata Murawska |
|
1014 | da5f09ef | Bernardo Dal Seno | @type minmaxspecs: dict
|
1015 | da5f09ef | Bernardo Dal Seno | @param minmaxspecs: dictionary with min and max instance spec
|
1016 | da5f09ef | Bernardo Dal Seno | @type stdspec: dict
|
1017 | da5f09ef | Bernardo Dal Seno | @param stdspec: dictionary with standard instance spec
|
1018 | 918eb80b | Agata Murawska | @type name: string
|
1019 | 918eb80b | Agata Murawska | @param name: what are the limits for
|
1020 | 8b057218 | René Nussbaumer | @type check_std: bool
|
1021 | 8b057218 | René Nussbaumer | @param check_std: Whether to check std value or just assume compliance
|
1022 | b342c9dd | Bernardo Dal Seno | @rtype: bool
|
1023 | b342c9dd | Bernardo Dal Seno | @return: C{True} when specs are valid, C{False} when standard spec for the
|
1024 | b342c9dd | Bernardo Dal Seno | given name is not valid
|
1025 | b342c9dd | Bernardo Dal Seno | @raise errors.ConfigurationError: when min/max specs for the given name
|
1026 | b342c9dd | Bernardo Dal Seno | are not valid
|
1027 | 918eb80b | Agata Murawska |
|
1028 | 918eb80b | Agata Murawska | """
|
1029 | da5f09ef | Bernardo Dal Seno | minspec = minmaxspecs[constants.ISPECS_MIN] |
1030 | da5f09ef | Bernardo Dal Seno | maxspec = minmaxspecs[constants.ISPECS_MAX] |
1031 | 0f511c8a | Bernardo Dal Seno | min_v = minspec[name] |
1032 | b342c9dd | Bernardo Dal Seno | max_v = maxspec[name] |
1033 | 8b057218 | René Nussbaumer | |
1034 | b342c9dd | Bernardo Dal Seno | if min_v > max_v:
|
1035 | b342c9dd | Bernardo Dal Seno | err = ("Invalid specification of min/max values for %s: %s/%s" %
|
1036 | b342c9dd | Bernardo Dal Seno | (name, min_v, max_v)) |
1037 | b342c9dd | Bernardo Dal Seno | raise errors.ConfigurationError(err)
|
1038 | b342c9dd | Bernardo Dal Seno | elif check_std:
|
1039 | da5f09ef | Bernardo Dal Seno | std_v = stdspec.get(name, min_v) |
1040 | b342c9dd | Bernardo Dal Seno | return std_v >= min_v and std_v <= max_v |
1041 | 8b057218 | René Nussbaumer | else:
|
1042 | b342c9dd | Bernardo Dal Seno | return True |
1043 | 918eb80b | Agata Murawska | |
1044 | 2cc673a3 | Iustin Pop | @classmethod
|
1045 | 2cc673a3 | Iustin Pop | def CheckDiskTemplates(cls, disk_templates): |
1046 | 2cc673a3 | Iustin Pop | """Checks the disk templates for validity.
|
1047 | 2cc673a3 | Iustin Pop |
|
1048 | 2cc673a3 | Iustin Pop | """
|
1049 | ba5c6c6b | Bernardo Dal Seno | if not disk_templates: |
1050 | ba5c6c6b | Bernardo Dal Seno | raise errors.ConfigurationError("Instance policy must contain" + |
1051 | ba5c6c6b | Bernardo Dal Seno | " at least one disk template")
|
1052 | 2cc673a3 | Iustin Pop | wrong = frozenset(disk_templates).difference(constants.DISK_TEMPLATES)
|
1053 | 2cc673a3 | Iustin Pop | if wrong:
|
1054 | 2cc673a3 | Iustin Pop | raise errors.ConfigurationError("Invalid disk template(s) %s" % |
1055 | 2cc673a3 | Iustin Pop | utils.CommaJoin(wrong)) |
1056 | 2cc673a3 | Iustin Pop | |
1057 | ff6c5e55 | Iustin Pop | @classmethod
|
1058 | ff6c5e55 | Iustin Pop | def CheckParameter(cls, key, value): |
1059 | ff6c5e55 | Iustin Pop | """Checks a parameter.
|
1060 | ff6c5e55 | Iustin Pop |
|
1061 | ff6c5e55 | Iustin Pop | Currently we expect all parameters to be float values.
|
1062 | ff6c5e55 | Iustin Pop |
|
1063 | ff6c5e55 | Iustin Pop | """
|
1064 | ff6c5e55 | Iustin Pop | try:
|
1065 | ff6c5e55 | Iustin Pop | float(value)
|
1066 | ff6c5e55 | Iustin Pop | except (TypeError, ValueError), err: |
1067 | ff6c5e55 | Iustin Pop | raise errors.ConfigurationError("Invalid value for key" " '%s':" |
1068 | ff6c5e55 | Iustin Pop | " '%s', error: %s" % (key, value, err))
|
1069 | ff6c5e55 | Iustin Pop | |
1070 | 918eb80b | Agata Murawska | |
1071 | ec29fe40 | Iustin Pop | class Instance(TaggableObject): |
1072 | a8083063 | Iustin Pop | """Config object representing an instance."""
|
1073 | 154b9580 | Balazs Lecz | __slots__ = [ |
1074 | a8083063 | Iustin Pop | "name",
|
1075 | a8083063 | Iustin Pop | "primary_node",
|
1076 | a8083063 | Iustin Pop | "os",
|
1077 | e69d05fd | Iustin Pop | "hypervisor",
|
1078 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1079 | 5bf7b5cf | Iustin Pop | "beparams",
|
1080 | 1bdcbbab | Iustin Pop | "osparams",
|
1081 | 9ca8a7c5 | Agata Murawska | "admin_state",
|
1082 | a8083063 | Iustin Pop | "nics",
|
1083 | a8083063 | Iustin Pop | "disks",
|
1084 | a8083063 | Iustin Pop | "disk_template",
|
1085 | 1d4a4b26 | Thomas Thrainer | "disks_active",
|
1086 | 58acb49d | Alexander Schreiber | "network_port",
|
1087 | be1fa613 | Iustin Pop | "serial_no",
|
1088 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1089 | a8083063 | Iustin Pop | |
1090 | a8083063 | Iustin Pop | def _ComputeSecondaryNodes(self): |
1091 | a8083063 | Iustin Pop | """Compute the list of secondary nodes.
|
1092 | a8083063 | Iustin Pop |
|
1093 | cfcc5c6d | Iustin Pop | This is a simple wrapper over _ComputeAllNodes.
|
1094 | cfcc5c6d | Iustin Pop |
|
1095 | cfcc5c6d | Iustin Pop | """
|
1096 | cfcc5c6d | Iustin Pop | all_nodes = set(self._ComputeAllNodes()) |
1097 | cfcc5c6d | Iustin Pop | all_nodes.discard(self.primary_node)
|
1098 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
1099 | cfcc5c6d | Iustin Pop | |
1100 | cfcc5c6d | Iustin Pop | secondary_nodes = property(_ComputeSecondaryNodes, None, None, |
1101 | 05325a35 | Bernardo Dal Seno | "List of names of secondary nodes")
|
1102 | cfcc5c6d | Iustin Pop | |
1103 | cfcc5c6d | Iustin Pop | def _ComputeAllNodes(self): |
1104 | cfcc5c6d | Iustin Pop | """Compute the list of all nodes.
|
1105 | cfcc5c6d | Iustin Pop |
|
1106 | a8083063 | Iustin Pop | Since the data is already there (in the drbd disks), keeping it as
|
1107 | a8083063 | Iustin Pop | a separate normal attribute is redundant and if not properly
|
1108 | a8083063 | Iustin Pop | synchronised can cause problems. Thus it's better to compute it
|
1109 | a8083063 | Iustin Pop | dynamically.
|
1110 | a8083063 | Iustin Pop |
|
1111 | a8083063 | Iustin Pop | """
|
1112 | cfcc5c6d | Iustin Pop | def _Helper(nodes, device): |
1113 | cfcc5c6d | Iustin Pop | """Recursively computes nodes given a top device."""
|
1114 | a1f445d3 | Iustin Pop | if device.dev_type in constants.LDS_DRBD: |
1115 | cfcc5c6d | Iustin Pop | nodea, nodeb = device.logical_id[:2]
|
1116 | cfcc5c6d | Iustin Pop | nodes.add(nodea) |
1117 | cfcc5c6d | Iustin Pop | nodes.add(nodeb) |
1118 | a8083063 | Iustin Pop | if device.children:
|
1119 | a8083063 | Iustin Pop | for child in device.children: |
1120 | cfcc5c6d | Iustin Pop | _Helper(nodes, child) |
1121 | a8083063 | Iustin Pop | |
1122 | cfcc5c6d | Iustin Pop | all_nodes = set()
|
1123 | 99c7b2a1 | Iustin Pop | all_nodes.add(self.primary_node)
|
1124 | a8083063 | Iustin Pop | for device in self.disks: |
1125 | cfcc5c6d | Iustin Pop | _Helper(all_nodes, device) |
1126 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
1127 | a8083063 | Iustin Pop | |
1128 | cfcc5c6d | Iustin Pop | all_nodes = property(_ComputeAllNodes, None, None, |
1129 | 05325a35 | Bernardo Dal Seno | "List of names of all the nodes of the instance")
|
1130 | a8083063 | Iustin Pop | |
1131 | a8083063 | Iustin Pop | def MapLVsByNode(self, lvmap=None, devs=None, node=None): |
1132 | a8083063 | Iustin Pop | """Provide a mapping of nodes to LVs this instance owns.
|
1133 | a8083063 | Iustin Pop |
|
1134 | c41eea6e | Iustin Pop | This function figures out what logical volumes should belong on
|
1135 | c41eea6e | Iustin Pop | which nodes, recursing through a device tree.
|
1136 | a8083063 | Iustin Pop |
|
1137 | c41eea6e | Iustin Pop | @param lvmap: optional dictionary to receive the
|
1138 | c41eea6e | Iustin Pop | 'node' : ['lv', ...] data.
|
1139 | a8083063 | Iustin Pop |
|
1140 | 84d7e26b | Dmitry Chernyak | @return: None if lvmap arg is given, otherwise, a dictionary of
|
1141 | 84d7e26b | Dmitry Chernyak | the form { 'nodename' : ['volume1', 'volume2', ...], ... };
|
1142 | 84d7e26b | Dmitry Chernyak | volumeN is of the form "vg_name/lv_name", compatible with
|
1143 | 84d7e26b | Dmitry Chernyak | GetVolumeList()
|
1144 | a8083063 | Iustin Pop |
|
1145 | a8083063 | Iustin Pop | """
|
1146 | 5ae4945a | Iustin Pop | if node is None: |
1147 | a8083063 | Iustin Pop | node = self.primary_node
|
1148 | a8083063 | Iustin Pop | |
1149 | a8083063 | Iustin Pop | if lvmap is None: |
1150 | e687ec01 | Michael Hanselmann | lvmap = { |
1151 | e687ec01 | Michael Hanselmann | node: [], |
1152 | e687ec01 | Michael Hanselmann | } |
1153 | a8083063 | Iustin Pop | ret = lvmap |
1154 | a8083063 | Iustin Pop | else:
|
1155 | a8083063 | Iustin Pop | if not node in lvmap: |
1156 | a8083063 | Iustin Pop | lvmap[node] = [] |
1157 | a8083063 | Iustin Pop | ret = None
|
1158 | a8083063 | Iustin Pop | |
1159 | a8083063 | Iustin Pop | if not devs: |
1160 | a8083063 | Iustin Pop | devs = self.disks
|
1161 | a8083063 | Iustin Pop | |
1162 | a8083063 | Iustin Pop | for dev in devs: |
1163 | fe96220b | Iustin Pop | if dev.dev_type == constants.LD_LV:
|
1164 | e687ec01 | Michael Hanselmann | lvmap[node].append(dev.logical_id[0] + "/" + dev.logical_id[1]) |
1165 | a8083063 | Iustin Pop | |
1166 | a1f445d3 | Iustin Pop | elif dev.dev_type in constants.LDS_DRBD: |
1167 | a8083063 | Iustin Pop | if dev.children:
|
1168 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[0]) |
1169 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[1]) |
1170 | a8083063 | Iustin Pop | |
1171 | a8083063 | Iustin Pop | elif dev.children:
|
1172 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, node)
|
1173 | a8083063 | Iustin Pop | |
1174 | a8083063 | Iustin Pop | return ret
|
1175 | a8083063 | Iustin Pop | |
1176 | ad24e046 | Iustin Pop | def FindDisk(self, idx): |
1177 | ad24e046 | Iustin Pop | """Find a disk given having a specified index.
|
1178 | 644eeef9 | Iustin Pop |
|
1179 | ad24e046 | Iustin Pop | This is just a wrapper that does validation of the index.
|
1180 | 644eeef9 | Iustin Pop |
|
1181 | ad24e046 | Iustin Pop | @type idx: int
|
1182 | ad24e046 | Iustin Pop | @param idx: the disk index
|
1183 | ad24e046 | Iustin Pop | @rtype: L{Disk}
|
1184 | ad24e046 | Iustin Pop | @return: the corresponding disk
|
1185 | ad24e046 | Iustin Pop | @raise errors.OpPrereqError: when the given index is not valid
|
1186 | 644eeef9 | Iustin Pop |
|
1187 | ad24e046 | Iustin Pop | """
|
1188 | ad24e046 | Iustin Pop | try:
|
1189 | ad24e046 | Iustin Pop | idx = int(idx)
|
1190 | ad24e046 | Iustin Pop | return self.disks[idx] |
1191 | 691744c4 | Iustin Pop | except (TypeError, ValueError), err: |
1192 | debac808 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: '%s'" % str(err), |
1193 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
1194 | ad24e046 | Iustin Pop | except IndexError: |
1195 | ad24e046 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: %d (instace has disks" |
1196 | daa55b04 | Michael Hanselmann | " 0 to %d" % (idx, len(self.disks) - 1), |
1197 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
1198 | 644eeef9 | Iustin Pop | |
1199 | ff9c047c | Iustin Pop | def ToDict(self): |
1200 | ff9c047c | Iustin Pop | """Instance-specific conversion to standard python types.
|
1201 | ff9c047c | Iustin Pop |
|
1202 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of standard
|
1203 | ff9c047c | Iustin Pop | python types.
|
1204 | ff9c047c | Iustin Pop |
|
1205 | ff9c047c | Iustin Pop | """
|
1206 | ff9c047c | Iustin Pop | bo = super(Instance, self).ToDict() |
1207 | ff9c047c | Iustin Pop | |
1208 | ff9c047c | Iustin Pop | for attr in "nics", "disks": |
1209 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
1210 | ff9c047c | Iustin Pop | if alist:
|
1211 | fe502d25 | Iustin Pop | nlist = outils.ContainerToDicts(alist) |
1212 | ff9c047c | Iustin Pop | else:
|
1213 | ff9c047c | Iustin Pop | nlist = [] |
1214 | ff9c047c | Iustin Pop | bo[attr] = nlist |
1215 | ff9c047c | Iustin Pop | return bo
|
1216 | ff9c047c | Iustin Pop | |
1217 | ff9c047c | Iustin Pop | @classmethod
|
1218 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
1219 | ff9c047c | Iustin Pop | """Custom function for instances.
|
1220 | ff9c047c | Iustin Pop |
|
1221 | ff9c047c | Iustin Pop | """
|
1222 | 9ca8a7c5 | Agata Murawska | if "admin_state" not in val: |
1223 | 9ca8a7c5 | Agata Murawska | if val.get("admin_up", False): |
1224 | 9ca8a7c5 | Agata Murawska | val["admin_state"] = constants.ADMINST_UP
|
1225 | 9ca8a7c5 | Agata Murawska | else:
|
1226 | 9ca8a7c5 | Agata Murawska | val["admin_state"] = constants.ADMINST_DOWN
|
1227 | 9ca8a7c5 | Agata Murawska | if "admin_up" in val: |
1228 | 9ca8a7c5 | Agata Murawska | del val["admin_up"] |
1229 | ff9c047c | Iustin Pop | obj = super(Instance, cls).FromDict(val)
|
1230 | fe502d25 | Iustin Pop | obj.nics = outils.ContainerFromDicts(obj.nics, list, NIC)
|
1231 | fe502d25 | Iustin Pop | obj.disks = outils.ContainerFromDicts(obj.disks, list, Disk)
|
1232 | ff9c047c | Iustin Pop | return obj
|
1233 | ff9c047c | Iustin Pop | |
1234 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
1235 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
1236 | 90d726a8 | Iustin Pop |
|
1237 | 90d726a8 | Iustin Pop | """
|
1238 | 90d726a8 | Iustin Pop | for nic in self.nics: |
1239 | 90d726a8 | Iustin Pop | nic.UpgradeConfig() |
1240 | 90d726a8 | Iustin Pop | for disk in self.disks: |
1241 | 90d726a8 | Iustin Pop | disk.UpgradeConfig() |
1242 | 7736a5f2 | Iustin Pop | if self.hvparams: |
1243 | 7736a5f2 | Iustin Pop | for key in constants.HVC_GLOBALS: |
1244 | 7736a5f2 | Iustin Pop | try:
|
1245 | 7736a5f2 | Iustin Pop | del self.hvparams[key] |
1246 | 7736a5f2 | Iustin Pop | except KeyError: |
1247 | 7736a5f2 | Iustin Pop | pass
|
1248 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1249 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1250 | 8c72ab2b | Guido Trotter | UpgradeBeParams(self.beparams)
|
1251 | a8e07057 | Thomas Thrainer | if self.disks_active is None: |
1252 | a8e07057 | Thomas Thrainer | self.disks_active = self.admin_state == constants.ADMINST_UP |
1253 | 90d726a8 | Iustin Pop | |
1254 | a8083063 | Iustin Pop | |
1255 | a8083063 | Iustin Pop | class OS(ConfigObject): |
1256 | b41b3516 | Iustin Pop | """Config object representing an operating system.
|
1257 | b41b3516 | Iustin Pop |
|
1258 | b41b3516 | Iustin Pop | @type supported_parameters: list
|
1259 | b41b3516 | Iustin Pop | @ivar supported_parameters: a list of tuples, name and description,
|
1260 | b41b3516 | Iustin Pop | containing the supported parameters by this OS
|
1261 | b41b3516 | Iustin Pop |
|
1262 | 870dc44c | Iustin Pop | @type VARIANT_DELIM: string
|
1263 | 870dc44c | Iustin Pop | @cvar VARIANT_DELIM: the variant delimiter
|
1264 | 870dc44c | Iustin Pop |
|
1265 | b41b3516 | Iustin Pop | """
|
1266 | a8083063 | Iustin Pop | __slots__ = [ |
1267 | a8083063 | Iustin Pop | "name",
|
1268 | a8083063 | Iustin Pop | "path",
|
1269 | 082a7f91 | Guido Trotter | "api_versions",
|
1270 | a8083063 | Iustin Pop | "create_script",
|
1271 | a8083063 | Iustin Pop | "export_script",
|
1272 | 386b57af | Iustin Pop | "import_script",
|
1273 | 386b57af | Iustin Pop | "rename_script",
|
1274 | b41b3516 | Iustin Pop | "verify_script",
|
1275 | 6d79896b | Guido Trotter | "supported_variants",
|
1276 | b41b3516 | Iustin Pop | "supported_parameters",
|
1277 | a8083063 | Iustin Pop | ] |
1278 | a8083063 | Iustin Pop | |
1279 | 870dc44c | Iustin Pop | VARIANT_DELIM = "+"
|
1280 | 870dc44c | Iustin Pop | |
1281 | 870dc44c | Iustin Pop | @classmethod
|
1282 | 870dc44c | Iustin Pop | def SplitNameVariant(cls, name): |
1283 | 870dc44c | Iustin Pop | """Splits the name into the proper name and variant.
|
1284 | 870dc44c | Iustin Pop |
|
1285 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1286 | 870dc44c | Iustin Pop | @rtype: list
|
1287 | 870dc44c | Iustin Pop | @return: a list of two elements; if the original name didn't
|
1288 | 870dc44c | Iustin Pop | contain a variant, it's returned as an empty string
|
1289 | 870dc44c | Iustin Pop |
|
1290 | 870dc44c | Iustin Pop | """
|
1291 | 870dc44c | Iustin Pop | nv = name.split(cls.VARIANT_DELIM, 1)
|
1292 | 870dc44c | Iustin Pop | if len(nv) == 1: |
1293 | 870dc44c | Iustin Pop | nv.append("")
|
1294 | 870dc44c | Iustin Pop | return nv
|
1295 | 870dc44c | Iustin Pop | |
1296 | 870dc44c | Iustin Pop | @classmethod
|
1297 | 870dc44c | Iustin Pop | def GetName(cls, name): |
1298 | 870dc44c | Iustin Pop | """Returns the proper name of the os (without the variant).
|
1299 | 870dc44c | Iustin Pop |
|
1300 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1301 | 870dc44c | Iustin Pop |
|
1302 | 870dc44c | Iustin Pop | """
|
1303 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[0] |
1304 | 870dc44c | Iustin Pop | |
1305 | 870dc44c | Iustin Pop | @classmethod
|
1306 | 870dc44c | Iustin Pop | def GetVariant(cls, name): |
1307 | 870dc44c | Iustin Pop | """Returns the variant the os (without the base name).
|
1308 | 870dc44c | Iustin Pop |
|
1309 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1310 | 870dc44c | Iustin Pop |
|
1311 | 870dc44c | Iustin Pop | """
|
1312 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[1] |
1313 | 870dc44c | Iustin Pop | |
1314 | 7c0d6283 | Michael Hanselmann | |
1315 | 376631d1 | Constantinos Venetsanopoulos | class ExtStorage(ConfigObject): |
1316 | 376631d1 | Constantinos Venetsanopoulos | """Config object representing an External Storage Provider.
|
1317 | 376631d1 | Constantinos Venetsanopoulos |
|
1318 | 376631d1 | Constantinos Venetsanopoulos | """
|
1319 | 376631d1 | Constantinos Venetsanopoulos | __slots__ = [ |
1320 | 376631d1 | Constantinos Venetsanopoulos | "name",
|
1321 | 376631d1 | Constantinos Venetsanopoulos | "path",
|
1322 | 376631d1 | Constantinos Venetsanopoulos | "create_script",
|
1323 | 376631d1 | Constantinos Venetsanopoulos | "remove_script",
|
1324 | 376631d1 | Constantinos Venetsanopoulos | "grow_script",
|
1325 | 376631d1 | Constantinos Venetsanopoulos | "attach_script",
|
1326 | 376631d1 | Constantinos Venetsanopoulos | "detach_script",
|
1327 | 376631d1 | Constantinos Venetsanopoulos | "setinfo_script",
|
1328 | 938adc87 | Constantinos Venetsanopoulos | "verify_script",
|
1329 | 06c2fb4a | Dimitris Aragiorgis | "snapshot_script",
|
1330 | 938adc87 | Constantinos Venetsanopoulos | "supported_parameters",
|
1331 | 376631d1 | Constantinos Venetsanopoulos | ] |
1332 | 376631d1 | Constantinos Venetsanopoulos | |
1333 | 376631d1 | Constantinos Venetsanopoulos | |
1334 | 5f06ce5e | Michael Hanselmann | class NodeHvState(ConfigObject): |
1335 | 5f06ce5e | Michael Hanselmann | """Hypvervisor state on a node.
|
1336 | 5f06ce5e | Michael Hanselmann |
|
1337 | 5f06ce5e | Michael Hanselmann | @ivar mem_total: Total amount of memory
|
1338 | 5f06ce5e | Michael Hanselmann | @ivar mem_node: Memory used by, or reserved for, the node itself (not always
|
1339 | 5f06ce5e | Michael Hanselmann | available)
|
1340 | 5f06ce5e | Michael Hanselmann | @ivar mem_hv: Memory used by hypervisor or lost due to instance allocation
|
1341 | 5f06ce5e | Michael Hanselmann | rounding
|
1342 | 5f06ce5e | Michael Hanselmann | @ivar mem_inst: Memory used by instances living on node
|
1343 | 5f06ce5e | Michael Hanselmann | @ivar cpu_total: Total node CPU core count
|
1344 | 5f06ce5e | Michael Hanselmann | @ivar cpu_node: Number of CPU cores reserved for the node itself
|
1345 | 5f06ce5e | Michael Hanselmann |
|
1346 | 5f06ce5e | Michael Hanselmann | """
|
1347 | 5f06ce5e | Michael Hanselmann | __slots__ = [ |
1348 | 5f06ce5e | Michael Hanselmann | "mem_total",
|
1349 | 5f06ce5e | Michael Hanselmann | "mem_node",
|
1350 | 5f06ce5e | Michael Hanselmann | "mem_hv",
|
1351 | 5f06ce5e | Michael Hanselmann | "mem_inst",
|
1352 | 5f06ce5e | Michael Hanselmann | "cpu_total",
|
1353 | 5f06ce5e | Michael Hanselmann | "cpu_node",
|
1354 | 5f06ce5e | Michael Hanselmann | ] + _TIMESTAMPS |
1355 | 5f06ce5e | Michael Hanselmann | |
1356 | 5f06ce5e | Michael Hanselmann | |
1357 | 5f06ce5e | Michael Hanselmann | class NodeDiskState(ConfigObject): |
1358 | 5f06ce5e | Michael Hanselmann | """Disk state on a node.
|
1359 | 5f06ce5e | Michael Hanselmann |
|
1360 | 5f06ce5e | Michael Hanselmann | """
|
1361 | 5f06ce5e | Michael Hanselmann | __slots__ = [ |
1362 | 5f06ce5e | Michael Hanselmann | "total",
|
1363 | 5f06ce5e | Michael Hanselmann | "reserved",
|
1364 | 5f06ce5e | Michael Hanselmann | "overhead",
|
1365 | 5f06ce5e | Michael Hanselmann | ] + _TIMESTAMPS |
1366 | 5f06ce5e | Michael Hanselmann | |
1367 | 5f06ce5e | Michael Hanselmann | |
1368 | ec29fe40 | Iustin Pop | class Node(TaggableObject): |
1369 | 634d30f4 | Michael Hanselmann | """Config object representing a node.
|
1370 | 634d30f4 | Michael Hanselmann |
|
1371 | 634d30f4 | Michael Hanselmann | @ivar hv_state: Hypervisor state (e.g. number of CPUs)
|
1372 | 634d30f4 | Michael Hanselmann | @ivar hv_state_static: Hypervisor state overriden by user
|
1373 | 634d30f4 | Michael Hanselmann | @ivar disk_state: Disk state (e.g. free space)
|
1374 | 634d30f4 | Michael Hanselmann | @ivar disk_state_static: Disk state overriden by user
|
1375 | 634d30f4 | Michael Hanselmann |
|
1376 | 634d30f4 | Michael Hanselmann | """
|
1377 | 154b9580 | Balazs Lecz | __slots__ = [ |
1378 | ec29fe40 | Iustin Pop | "name",
|
1379 | ec29fe40 | Iustin Pop | "primary_ip",
|
1380 | ec29fe40 | Iustin Pop | "secondary_ip",
|
1381 | be1fa613 | Iustin Pop | "serial_no",
|
1382 | 8b8b8b81 | Iustin Pop | "master_candidate",
|
1383 | fc0fe88c | Iustin Pop | "offline",
|
1384 | af64c0ea | Iustin Pop | "drained",
|
1385 | f936c153 | Iustin Pop | "group",
|
1386 | 490acd18 | Iustin Pop | "master_capable",
|
1387 | 490acd18 | Iustin Pop | "vm_capable",
|
1388 | 095e71aa | René Nussbaumer | "ndparams",
|
1389 | 25124d4a | René Nussbaumer | "powered",
|
1390 | 5b49ed09 | René Nussbaumer | "hv_state",
|
1391 | 634d30f4 | Michael Hanselmann | "hv_state_static",
|
1392 | 5b49ed09 | René Nussbaumer | "disk_state",
|
1393 | 634d30f4 | Michael Hanselmann | "disk_state_static",
|
1394 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1395 | a8083063 | Iustin Pop | |
1396 | 490acd18 | Iustin Pop | def UpgradeConfig(self): |
1397 | 490acd18 | Iustin Pop | """Fill defaults for missing configuration values.
|
1398 | 490acd18 | Iustin Pop |
|
1399 | 490acd18 | Iustin Pop | """
|
1400 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1401 | 490acd18 | Iustin Pop | # because these are "defined" via slots, not manually
|
1402 | 490acd18 | Iustin Pop | if self.master_capable is None: |
1403 | 490acd18 | Iustin Pop | self.master_capable = True |
1404 | 490acd18 | Iustin Pop | |
1405 | 490acd18 | Iustin Pop | if self.vm_capable is None: |
1406 | 490acd18 | Iustin Pop | self.vm_capable = True |
1407 | 490acd18 | Iustin Pop | |
1408 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1409 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1410 | 250a9404 | Bernardo Dal Seno | # And remove any global parameter
|
1411 | 250a9404 | Bernardo Dal Seno | for key in constants.NDC_GLOBALS: |
1412 | 250a9404 | Bernardo Dal Seno | if key in self.ndparams: |
1413 | 250a9404 | Bernardo Dal Seno | logging.warning("Ignoring %s node parameter for node %s",
|
1414 | 250a9404 | Bernardo Dal Seno | key, self.name)
|
1415 | 250a9404 | Bernardo Dal Seno | del self.ndparams[key] |
1416 | 095e71aa | René Nussbaumer | |
1417 | 25124d4a | René Nussbaumer | if self.powered is None: |
1418 | 25124d4a | René Nussbaumer | self.powered = True |
1419 | 25124d4a | René Nussbaumer | |
1420 | 5f06ce5e | Michael Hanselmann | def ToDict(self): |
1421 | 5f06ce5e | Michael Hanselmann | """Custom function for serializing.
|
1422 | 5f06ce5e | Michael Hanselmann |
|
1423 | 5f06ce5e | Michael Hanselmann | """
|
1424 | 5f06ce5e | Michael Hanselmann | data = super(Node, self).ToDict() |
1425 | 5f06ce5e | Michael Hanselmann | |
1426 | 5f06ce5e | Michael Hanselmann | hv_state = data.get("hv_state", None) |
1427 | 5f06ce5e | Michael Hanselmann | if hv_state is not None: |
1428 | fe502d25 | Iustin Pop | data["hv_state"] = outils.ContainerToDicts(hv_state)
|
1429 | 5f06ce5e | Michael Hanselmann | |
1430 | 5f06ce5e | Michael Hanselmann | disk_state = data.get("disk_state", None) |
1431 | 5f06ce5e | Michael Hanselmann | if disk_state is not None: |
1432 | 5f06ce5e | Michael Hanselmann | data["disk_state"] = \
|
1433 | fe502d25 | Iustin Pop | dict((key, outils.ContainerToDicts(value))
|
1434 | 5f06ce5e | Michael Hanselmann | for (key, value) in disk_state.items()) |
1435 | 5f06ce5e | Michael Hanselmann | |
1436 | 5f06ce5e | Michael Hanselmann | return data
|
1437 | 5f06ce5e | Michael Hanselmann | |
1438 | 5f06ce5e | Michael Hanselmann | @classmethod
|
1439 | 5f06ce5e | Michael Hanselmann | def FromDict(cls, val): |
1440 | 5f06ce5e | Michael Hanselmann | """Custom function for deserializing.
|
1441 | 5f06ce5e | Michael Hanselmann |
|
1442 | 5f06ce5e | Michael Hanselmann | """
|
1443 | 5f06ce5e | Michael Hanselmann | obj = super(Node, cls).FromDict(val)
|
1444 | 5f06ce5e | Michael Hanselmann | |
1445 | 5f06ce5e | Michael Hanselmann | if obj.hv_state is not None: |
1446 | 473ab806 | Michael Hanselmann | obj.hv_state = \ |
1447 | fe502d25 | Iustin Pop | outils.ContainerFromDicts(obj.hv_state, dict, NodeHvState)
|
1448 | 5f06ce5e | Michael Hanselmann | |
1449 | 5f06ce5e | Michael Hanselmann | if obj.disk_state is not None: |
1450 | 5f06ce5e | Michael Hanselmann | obj.disk_state = \ |
1451 | fe502d25 | Iustin Pop | dict((key, outils.ContainerFromDicts(value, dict, NodeDiskState)) |
1452 | 5f06ce5e | Michael Hanselmann | for (key, value) in obj.disk_state.items()) |
1453 | 5f06ce5e | Michael Hanselmann | |
1454 | 5f06ce5e | Michael Hanselmann | return obj
|
1455 | 5f06ce5e | Michael Hanselmann | |
1456 | a8083063 | Iustin Pop | |
1457 | 1ffd2673 | Michael Hanselmann | class NodeGroup(TaggableObject): |
1458 | 24a3707f | Guido Trotter | """Config object representing a node group."""
|
1459 | 24a3707f | Guido Trotter | __slots__ = [ |
1460 | 24a3707f | Guido Trotter | "name",
|
1461 | 24a3707f | Guido Trotter | "members",
|
1462 | 095e71aa | René Nussbaumer | "ndparams",
|
1463 | bc5d0215 | Andrea Spadaccini | "diskparams",
|
1464 | 81e3ab4f | Agata Murawska | "ipolicy",
|
1465 | e11a1b77 | Adeodato Simo | "serial_no",
|
1466 | a8282327 | René Nussbaumer | "hv_state_static",
|
1467 | a8282327 | René Nussbaumer | "disk_state_static",
|
1468 | 90e99856 | Adeodato Simo | "alloc_policy",
|
1469 | eaa4c57c | Dimitris Aragiorgis | "networks",
|
1470 | 24a3707f | Guido Trotter | ] + _TIMESTAMPS + _UUID |
1471 | 24a3707f | Guido Trotter | |
1472 | 24a3707f | Guido Trotter | def ToDict(self): |
1473 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1474 | 24a3707f | Guido Trotter |
|
1475 | c60abd62 | Guido Trotter | This discards the members object, which gets recalculated and is only kept
|
1476 | c60abd62 | Guido Trotter | in memory.
|
1477 | 24a3707f | Guido Trotter |
|
1478 | 24a3707f | Guido Trotter | """
|
1479 | 24a3707f | Guido Trotter | mydict = super(NodeGroup, self).ToDict() |
1480 | 24a3707f | Guido Trotter | del mydict["members"] |
1481 | 24a3707f | Guido Trotter | return mydict
|
1482 | 24a3707f | Guido Trotter | |
1483 | 24a3707f | Guido Trotter | @classmethod
|
1484 | 24a3707f | Guido Trotter | def FromDict(cls, val): |
1485 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1486 | 24a3707f | Guido Trotter |
|
1487 | 24a3707f | Guido Trotter | The members slot is initialized to an empty list, upon deserialization.
|
1488 | 24a3707f | Guido Trotter |
|
1489 | 24a3707f | Guido Trotter | """
|
1490 | 24a3707f | Guido Trotter | obj = super(NodeGroup, cls).FromDict(val)
|
1491 | 24a3707f | Guido Trotter | obj.members = [] |
1492 | 24a3707f | Guido Trotter | return obj
|
1493 | 24a3707f | Guido Trotter | |
1494 | 095e71aa | René Nussbaumer | def UpgradeConfig(self): |
1495 | 095e71aa | René Nussbaumer | """Fill defaults for missing configuration values.
|
1496 | 095e71aa | René Nussbaumer |
|
1497 | 095e71aa | René Nussbaumer | """
|
1498 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1499 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1500 | 095e71aa | René Nussbaumer | |
1501 | e11a1b77 | Adeodato Simo | if self.serial_no is None: |
1502 | e11a1b77 | Adeodato Simo | self.serial_no = 1 |
1503 | e11a1b77 | Adeodato Simo | |
1504 | 90e99856 | Adeodato Simo | if self.alloc_policy is None: |
1505 | 90e99856 | Adeodato Simo | self.alloc_policy = constants.ALLOC_POLICY_PREFERRED
|
1506 | 90e99856 | Adeodato Simo | |
1507 | 4b97458c | Iustin Pop | # We only update mtime, and not ctime, since we would not be able
|
1508 | 4b97458c | Iustin Pop | # to provide a correct value for creation time.
|
1509 | e11a1b77 | Adeodato Simo | if self.mtime is None: |
1510 | e11a1b77 | Adeodato Simo | self.mtime = time.time()
|
1511 | e11a1b77 | Adeodato Simo | |
1512 | 7228ca91 | René Nussbaumer | if self.diskparams is None: |
1513 | 7228ca91 | René Nussbaumer | self.diskparams = {}
|
1514 | 81e3ab4f | Agata Murawska | if self.ipolicy is None: |
1515 | 81e3ab4f | Agata Murawska | self.ipolicy = MakeEmptyIPolicy()
|
1516 | bc5d0215 | Andrea Spadaccini | |
1517 | eaa4c57c | Dimitris Aragiorgis | if self.networks is None: |
1518 | eaa4c57c | Dimitris Aragiorgis | self.networks = {}
|
1519 | eaa4c57c | Dimitris Aragiorgis | |
1520 | 095e71aa | René Nussbaumer | def FillND(self, node): |
1521 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.Node}
|
1522 | 095e71aa | René Nussbaumer |
|
1523 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1524 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1525 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1526 | 095e71aa | René Nussbaumer |
|
1527 | 095e71aa | René Nussbaumer | """
|
1528 | 095e71aa | René Nussbaumer | return self.SimpleFillND(node.ndparams) |
1529 | 095e71aa | René Nussbaumer | |
1530 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1531 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1532 | 095e71aa | René Nussbaumer |
|
1533 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1534 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1535 | 095e71aa | René Nussbaumer | @rtype: dict
|
1536 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1537 | e6e88de6 | Adeodato Simo | from the node group defaults
|
1538 | 095e71aa | René Nussbaumer |
|
1539 | 095e71aa | René Nussbaumer | """
|
1540 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1541 | 095e71aa | René Nussbaumer | |
1542 | 24a3707f | Guido Trotter | |
1543 | ec29fe40 | Iustin Pop | class Cluster(TaggableObject): |
1544 | a8083063 | Iustin Pop | """Config object representing the cluster."""
|
1545 | 154b9580 | Balazs Lecz | __slots__ = [ |
1546 | a8083063 | Iustin Pop | "serial_no",
|
1547 | a8083063 | Iustin Pop | "rsahostkeypub",
|
1548 | a9542a4f | Thomas Thrainer | "dsahostkeypub",
|
1549 | a8083063 | Iustin Pop | "highest_used_port",
|
1550 | b2fddf63 | Iustin Pop | "tcpudp_port_pool",
|
1551 | a8083063 | Iustin Pop | "mac_prefix",
|
1552 | a8083063 | Iustin Pop | "volume_group_name",
|
1553 | 999b183c | Iustin Pop | "reserved_lvs",
|
1554 | 9e33896b | Luca Bigliardi | "drbd_usermode_helper",
|
1555 | a8083063 | Iustin Pop | "default_bridge",
|
1556 | 02691904 | Alexander Schreiber | "default_hypervisor",
|
1557 | f6bd6e98 | Michael Hanselmann | "master_node",
|
1558 | f6bd6e98 | Michael Hanselmann | "master_ip",
|
1559 | f6bd6e98 | Michael Hanselmann | "master_netdev",
|
1560 | 5a8648eb | Andrea Spadaccini | "master_netmask",
|
1561 | 33be7576 | Andrea Spadaccini | "use_external_mip_script",
|
1562 | f6bd6e98 | Michael Hanselmann | "cluster_name",
|
1563 | f6bd6e98 | Michael Hanselmann | "file_storage_dir",
|
1564 | 4b97f902 | Apollon Oikonomopoulos | "shared_file_storage_dir",
|
1565 | e69d05fd | Iustin Pop | "enabled_hypervisors",
|
1566 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1567 | 918eb80b | Agata Murawska | "ipolicy",
|
1568 | 17463d22 | René Nussbaumer | "os_hvp",
|
1569 | 5bf7b5cf | Iustin Pop | "beparams",
|
1570 | 1bdcbbab | Iustin Pop | "osparams",
|
1571 | c8fcde47 | Guido Trotter | "nicparams",
|
1572 | 095e71aa | René Nussbaumer | "ndparams",
|
1573 | bc5d0215 | Andrea Spadaccini | "diskparams",
|
1574 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
|
1575 | b86a6bcd | Guido Trotter | "modify_etc_hosts",
|
1576 | b989b9d9 | Ken Wehr | "modify_ssh_setup",
|
1577 | 3953242f | Iustin Pop | "maintain_node_health",
|
1578 | 4437d889 | Balazs Lecz | "uid_pool",
|
1579 | bf4af505 | Apollon Oikonomopoulos | "default_iallocator",
|
1580 | 87b2cd45 | Iustin Pop | "hidden_os",
|
1581 | 87b2cd45 | Iustin Pop | "blacklisted_os",
|
1582 | 2f20d07b | Manuel Franceschini | "primary_ip_family",
|
1583 | 3d914585 | René Nussbaumer | "prealloc_wipe_disks",
|
1584 | 2da9f556 | René Nussbaumer | "hv_state_static",
|
1585 | 2da9f556 | René Nussbaumer | "disk_state_static",
|
1586 | 1b02d7ef | Helga Velroyen | "enabled_disk_templates",
|
1587 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1588 | a8083063 | Iustin Pop | |
1589 | b86a6bcd | Guido Trotter | def UpgradeConfig(self): |
1590 | b86a6bcd | Guido Trotter | """Fill defaults for missing configuration values.
|
1591 | b86a6bcd | Guido Trotter |
|
1592 | b86a6bcd | Guido Trotter | """
|
1593 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1594 | fe267188 | Iustin Pop | # because these are "defined" via slots, not manually
|
1595 | c1b42c18 | Guido Trotter | if self.hvparams is None: |
1596 | c1b42c18 | Guido Trotter | self.hvparams = constants.HVC_DEFAULTS
|
1597 | c1b42c18 | Guido Trotter | else:
|
1598 | c1b42c18 | Guido Trotter | for hypervisor in self.hvparams: |
1599 | abe609b2 | Guido Trotter | self.hvparams[hypervisor] = FillDict(
|
1600 | c1b42c18 | Guido Trotter | constants.HVC_DEFAULTS[hypervisor], self.hvparams[hypervisor])
|
1601 | c1b42c18 | Guido Trotter | |
1602 | 17463d22 | René Nussbaumer | if self.os_hvp is None: |
1603 | 17463d22 | René Nussbaumer | self.os_hvp = {}
|
1604 | 17463d22 | René Nussbaumer | |
1605 | 1bdcbbab | Iustin Pop | # osparams added before 2.2
|
1606 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1607 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1608 | 1bdcbbab | Iustin Pop | |
1609 | 2a27dac3 | Iustin Pop | self.ndparams = UpgradeNDParams(self.ndparams) |
1610 | 095e71aa | René Nussbaumer | |
1611 | 6e34b628 | Guido Trotter | self.beparams = UpgradeGroupedParams(self.beparams, |
1612 | 6e34b628 | Guido Trotter | constants.BEC_DEFAULTS) |
1613 | 8c72ab2b | Guido Trotter | for beparams_group in self.beparams: |
1614 | 8c72ab2b | Guido Trotter | UpgradeBeParams(self.beparams[beparams_group])
|
1615 | 8c72ab2b | Guido Trotter | |
1616 | c8fcde47 | Guido Trotter | migrate_default_bridge = not self.nicparams |
1617 | c8fcde47 | Guido Trotter | self.nicparams = UpgradeGroupedParams(self.nicparams, |
1618 | c8fcde47 | Guido Trotter | constants.NICC_DEFAULTS) |
1619 | c8fcde47 | Guido Trotter | if migrate_default_bridge:
|
1620 | c8fcde47 | Guido Trotter | self.nicparams[constants.PP_DEFAULT][constants.NIC_LINK] = \
|
1621 | c8fcde47 | Guido Trotter | self.default_bridge
|
1622 | c1b42c18 | Guido Trotter | |
1623 | b86a6bcd | Guido Trotter | if self.modify_etc_hosts is None: |
1624 | b86a6bcd | Guido Trotter | self.modify_etc_hosts = True |
1625 | b86a6bcd | Guido Trotter | |
1626 | b989b9d9 | Ken Wehr | if self.modify_ssh_setup is None: |
1627 | b989b9d9 | Ken Wehr | self.modify_ssh_setup = True |
1628 | b989b9d9 | Ken Wehr | |
1629 | 73f1d185 | Stephen Shirley | # default_bridge is no longer used in 2.1. The slot is left there to
|
1630 | 90d118fd | Guido Trotter | # support auto-upgrading. It can be removed once we decide to deprecate
|
1631 | 90d118fd | Guido Trotter | # upgrading straight from 2.0.
|
1632 | 9b31ca85 | Guido Trotter | if self.default_bridge is not None: |
1633 | 9b31ca85 | Guido Trotter | self.default_bridge = None |
1634 | 9b31ca85 | Guido Trotter | |
1635 | 90d118fd | Guido Trotter | # default_hypervisor is just the first enabled one in 2.1. This slot and
|
1636 | 90d118fd | Guido Trotter | # code can be removed once upgrading straight from 2.0 is deprecated.
|
1637 | 066f465d | Guido Trotter | if self.default_hypervisor is not None: |
1638 | 016d04b3 | Michael Hanselmann | self.enabled_hypervisors = ([self.default_hypervisor] + |
1639 | 5ae4945a | Iustin Pop | [hvname for hvname in self.enabled_hypervisors |
1640 | 5ae4945a | Iustin Pop | if hvname != self.default_hypervisor]) |
1641 | 066f465d | Guido Trotter | self.default_hypervisor = None |
1642 | 066f465d | Guido Trotter | |
1643 | 3953242f | Iustin Pop | # maintain_node_health added after 2.1.1
|
1644 | 3953242f | Iustin Pop | if self.maintain_node_health is None: |
1645 | 3953242f | Iustin Pop | self.maintain_node_health = False |
1646 | 3953242f | Iustin Pop | |
1647 | 4437d889 | Balazs Lecz | if self.uid_pool is None: |
1648 | 4437d889 | Balazs Lecz | self.uid_pool = []
|
1649 | 4437d889 | Balazs Lecz | |
1650 | bf4af505 | Apollon Oikonomopoulos | if self.default_iallocator is None: |
1651 | bf4af505 | Apollon Oikonomopoulos | self.default_iallocator = "" |
1652 | bf4af505 | Apollon Oikonomopoulos | |
1653 | 999b183c | Iustin Pop | # reserved_lvs added before 2.2
|
1654 | 999b183c | Iustin Pop | if self.reserved_lvs is None: |
1655 | 999b183c | Iustin Pop | self.reserved_lvs = []
|
1656 | 999b183c | Iustin Pop | |
1657 | 546b1111 | Iustin Pop | # hidden and blacklisted operating systems added before 2.2.1
|
1658 | 87b2cd45 | Iustin Pop | if self.hidden_os is None: |
1659 | 87b2cd45 | Iustin Pop | self.hidden_os = []
|
1660 | 546b1111 | Iustin Pop | |
1661 | 87b2cd45 | Iustin Pop | if self.blacklisted_os is None: |
1662 | 87b2cd45 | Iustin Pop | self.blacklisted_os = []
|
1663 | 546b1111 | Iustin Pop | |
1664 | f4c9af7a | Guido Trotter | # primary_ip_family added before 2.3
|
1665 | f4c9af7a | Guido Trotter | if self.primary_ip_family is None: |
1666 | f4c9af7a | Guido Trotter | self.primary_ip_family = AF_INET
|
1667 | f4c9af7a | Guido Trotter | |
1668 | 0007f3ab | Andrea Spadaccini | if self.master_netmask is None: |
1669 | 0007f3ab | Andrea Spadaccini | ipcls = netutils.IPAddress.GetClassFromIpFamily(self.primary_ip_family)
|
1670 | 0007f3ab | Andrea Spadaccini | self.master_netmask = ipcls.iplen
|
1671 | 0007f3ab | Andrea Spadaccini | |
1672 | 3d914585 | René Nussbaumer | if self.prealloc_wipe_disks is None: |
1673 | 3d914585 | René Nussbaumer | self.prealloc_wipe_disks = False |
1674 | 3d914585 | René Nussbaumer | |
1675 | e8f472d1 | Iustin Pop | # shared_file_storage_dir added before 2.5
|
1676 | e8f472d1 | Iustin Pop | if self.shared_file_storage_dir is None: |
1677 | e8f472d1 | Iustin Pop | self.shared_file_storage_dir = "" |
1678 | e8f472d1 | Iustin Pop | |
1679 | 33be7576 | Andrea Spadaccini | if self.use_external_mip_script is None: |
1680 | 33be7576 | Andrea Spadaccini | self.use_external_mip_script = False |
1681 | 33be7576 | Andrea Spadaccini | |
1682 | 99ccf8b9 | René Nussbaumer | if self.diskparams: |
1683 | 99ccf8b9 | René Nussbaumer | self.diskparams = UpgradeDiskParams(self.diskparams) |
1684 | 99ccf8b9 | René Nussbaumer | else:
|
1685 | 99ccf8b9 | René Nussbaumer | self.diskparams = constants.DISK_DT_DEFAULTS.copy()
|
1686 | bc5d0215 | Andrea Spadaccini | |
1687 | 918eb80b | Agata Murawska | # instance policy added before 2.6
|
1688 | 918eb80b | Agata Murawska | if self.ipolicy is None: |
1689 | 2cc673a3 | Iustin Pop | self.ipolicy = FillIPolicy(constants.IPOLICY_DEFAULTS, {})
|
1690 | 38a6e2e1 | Iustin Pop | else:
|
1691 | 38a6e2e1 | Iustin Pop | # we can either make sure to upgrade the ipolicy always, or only
|
1692 | 38a6e2e1 | Iustin Pop | # do it in some corner cases (e.g. missing keys); note that this
|
1693 | 38a6e2e1 | Iustin Pop | # will break any removal of keys from the ipolicy dict
|
1694 | 4f7e5a1d | Bernardo Dal Seno | wrongkeys = frozenset(self.ipolicy.keys()) - constants.IPOLICY_ALL_KEYS |
1695 | 4f7e5a1d | Bernardo Dal Seno | if wrongkeys:
|
1696 | 4f7e5a1d | Bernardo Dal Seno | # These keys would be silently removed by FillIPolicy()
|
1697 | 7fb852bd | Michele Tartara | msg = ("Cluster instance policy contains spurious keys: %s" %
|
1698 | 4f7e5a1d | Bernardo Dal Seno | utils.CommaJoin(wrongkeys)) |
1699 | 4f7e5a1d | Bernardo Dal Seno | raise errors.ConfigurationError(msg)
|
1700 | 38a6e2e1 | Iustin Pop | self.ipolicy = FillIPolicy(constants.IPOLICY_DEFAULTS, self.ipolicy) |
1701 | 918eb80b | Agata Murawska | |
1702 | 0fbedb7a | Michael Hanselmann | @property
|
1703 | 0fbedb7a | Michael Hanselmann | def primary_hypervisor(self): |
1704 | 0fbedb7a | Michael Hanselmann | """The first hypervisor is the primary.
|
1705 | 0fbedb7a | Michael Hanselmann |
|
1706 | 0fbedb7a | Michael Hanselmann | Useful, for example, for L{Node}'s hv/disk state.
|
1707 | 0fbedb7a | Michael Hanselmann |
|
1708 | 0fbedb7a | Michael Hanselmann | """
|
1709 | 0fbedb7a | Michael Hanselmann | return self.enabled_hypervisors[0] |
1710 | 0fbedb7a | Michael Hanselmann | |
1711 | 319856a9 | Michael Hanselmann | def ToDict(self): |
1712 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1713 | 319856a9 | Michael Hanselmann |
|
1714 | 319856a9 | Michael Hanselmann | """
|
1715 | b60ae2ca | Iustin Pop | mydict = super(Cluster, self).ToDict() |
1716 | 4d36fbf4 | Michael Hanselmann | |
1717 | 4d36fbf4 | Michael Hanselmann | if self.tcpudp_port_pool is None: |
1718 | 4d36fbf4 | Michael Hanselmann | tcpudp_port_pool = [] |
1719 | 4d36fbf4 | Michael Hanselmann | else:
|
1720 | 4d36fbf4 | Michael Hanselmann | tcpudp_port_pool = list(self.tcpudp_port_pool) |
1721 | 4d36fbf4 | Michael Hanselmann | |
1722 | 4d36fbf4 | Michael Hanselmann | mydict["tcpudp_port_pool"] = tcpudp_port_pool
|
1723 | 4d36fbf4 | Michael Hanselmann | |
1724 | 319856a9 | Michael Hanselmann | return mydict
|
1725 | 319856a9 | Michael Hanselmann | |
1726 | 319856a9 | Michael Hanselmann | @classmethod
|
1727 | 319856a9 | Michael Hanselmann | def FromDict(cls, val): |
1728 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1729 | 319856a9 | Michael Hanselmann |
|
1730 | 319856a9 | Michael Hanselmann | """
|
1731 | b60ae2ca | Iustin Pop | obj = super(Cluster, cls).FromDict(val)
|
1732 | 4d36fbf4 | Michael Hanselmann | |
1733 | 4d36fbf4 | Michael Hanselmann | if obj.tcpudp_port_pool is None: |
1734 | 4d36fbf4 | Michael Hanselmann | obj.tcpudp_port_pool = set()
|
1735 | 4d36fbf4 | Michael Hanselmann | elif not isinstance(obj.tcpudp_port_pool, set): |
1736 | 319856a9 | Michael Hanselmann | obj.tcpudp_port_pool = set(obj.tcpudp_port_pool)
|
1737 | 4d36fbf4 | Michael Hanselmann | |
1738 | 319856a9 | Michael Hanselmann | return obj
|
1739 | 319856a9 | Michael Hanselmann | |
1740 | 8a147bba | René Nussbaumer | def SimpleFillDP(self, diskparams): |
1741 | 8a147bba | René Nussbaumer | """Fill a given diskparams dict with cluster defaults.
|
1742 | 8a147bba | René Nussbaumer |
|
1743 | 8a147bba | René Nussbaumer | @param diskparams: The diskparams
|
1744 | 8a147bba | René Nussbaumer | @return: The defaults dict
|
1745 | 8a147bba | René Nussbaumer |
|
1746 | 8a147bba | René Nussbaumer | """
|
1747 | 8a147bba | René Nussbaumer | return FillDiskParams(self.diskparams, diskparams) |
1748 | 8a147bba | René Nussbaumer | |
1749 | d63479b5 | Iustin Pop | def GetHVDefaults(self, hypervisor, os_name=None, skip_keys=None): |
1750 | d63479b5 | Iustin Pop | """Get the default hypervisor parameters for the cluster.
|
1751 | d63479b5 | Iustin Pop |
|
1752 | d63479b5 | Iustin Pop | @param hypervisor: the hypervisor name
|
1753 | d63479b5 | Iustin Pop | @param os_name: if specified, we'll also update the defaults for this OS
|
1754 | d63479b5 | Iustin Pop | @param skip_keys: if passed, list of keys not to use
|
1755 | d63479b5 | Iustin Pop | @return: the defaults dict
|
1756 | d63479b5 | Iustin Pop |
|
1757 | d63479b5 | Iustin Pop | """
|
1758 | d63479b5 | Iustin Pop | if skip_keys is None: |
1759 | d63479b5 | Iustin Pop | skip_keys = [] |
1760 | d63479b5 | Iustin Pop | |
1761 | d63479b5 | Iustin Pop | fill_stack = [self.hvparams.get(hypervisor, {})]
|
1762 | d63479b5 | Iustin Pop | if os_name is not None: |
1763 | d63479b5 | Iustin Pop | os_hvp = self.os_hvp.get(os_name, {}).get(hypervisor, {})
|
1764 | d63479b5 | Iustin Pop | fill_stack.append(os_hvp) |
1765 | d63479b5 | Iustin Pop | |
1766 | d63479b5 | Iustin Pop | ret_dict = {} |
1767 | d63479b5 | Iustin Pop | for o_dict in fill_stack: |
1768 | d63479b5 | Iustin Pop | ret_dict = FillDict(ret_dict, o_dict, skip_keys=skip_keys) |
1769 | d63479b5 | Iustin Pop | |
1770 | d63479b5 | Iustin Pop | return ret_dict
|
1771 | d63479b5 | Iustin Pop | |
1772 | 73e0328b | Iustin Pop | def SimpleFillHV(self, hv_name, os_name, hvparams, skip_globals=False): |
1773 | 73e0328b | Iustin Pop | """Fill a given hvparams dict with cluster defaults.
|
1774 | 73e0328b | Iustin Pop |
|
1775 | 73e0328b | Iustin Pop | @type hv_name: string
|
1776 | 73e0328b | Iustin Pop | @param hv_name: the hypervisor to use
|
1777 | 73e0328b | Iustin Pop | @type os_name: string
|
1778 | 73e0328b | Iustin Pop | @param os_name: the OS to use for overriding the hypervisor defaults
|
1779 | 73e0328b | Iustin Pop | @type skip_globals: boolean
|
1780 | 73e0328b | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1781 | 73e0328b | Iustin Pop | not be filled
|
1782 | 73e0328b | Iustin Pop | @rtype: dict
|
1783 | 73e0328b | Iustin Pop | @return: a copy of the given hvparams with missing keys filled from
|
1784 | 73e0328b | Iustin Pop | the cluster defaults
|
1785 | 73e0328b | Iustin Pop |
|
1786 | 73e0328b | Iustin Pop | """
|
1787 | 73e0328b | Iustin Pop | if skip_globals:
|
1788 | 73e0328b | Iustin Pop | skip_keys = constants.HVC_GLOBALS |
1789 | 73e0328b | Iustin Pop | else:
|
1790 | 73e0328b | Iustin Pop | skip_keys = [] |
1791 | 73e0328b | Iustin Pop | |
1792 | 73e0328b | Iustin Pop | def_dict = self.GetHVDefaults(hv_name, os_name, skip_keys=skip_keys)
|
1793 | 73e0328b | Iustin Pop | return FillDict(def_dict, hvparams, skip_keys=skip_keys)
|
1794 | d63479b5 | Iustin Pop | |
1795 | 7736a5f2 | Iustin Pop | def FillHV(self, instance, skip_globals=False): |
1796 | 73e0328b | Iustin Pop | """Fill an instance's hvparams dict with cluster defaults.
|
1797 | 5bf7b5cf | Iustin Pop |
|
1798 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1799 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1800 | 7736a5f2 | Iustin Pop | @type skip_globals: boolean
|
1801 | 7736a5f2 | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1802 | 7736a5f2 | Iustin Pop | not be filled
|
1803 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1804 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's hvparams with missing keys filled from
|
1805 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1806 | 5bf7b5cf | Iustin Pop |
|
1807 | 5bf7b5cf | Iustin Pop | """
|
1808 | 73e0328b | Iustin Pop | return self.SimpleFillHV(instance.hypervisor, instance.os, |
1809 | 73e0328b | Iustin Pop | instance.hvparams, skip_globals) |
1810 | 17463d22 | René Nussbaumer | |
1811 | 73e0328b | Iustin Pop | def SimpleFillBE(self, beparams): |
1812 | 73e0328b | Iustin Pop | """Fill a given beparams dict with cluster defaults.
|
1813 | 73e0328b | Iustin Pop |
|
1814 | 06596a60 | Guido Trotter | @type beparams: dict
|
1815 | 06596a60 | Guido Trotter | @param beparams: the dict to fill
|
1816 | 73e0328b | Iustin Pop | @rtype: dict
|
1817 | 73e0328b | Iustin Pop | @return: a copy of the passed in beparams with missing keys filled
|
1818 | 73e0328b | Iustin Pop | from the cluster defaults
|
1819 | 73e0328b | Iustin Pop |
|
1820 | 73e0328b | Iustin Pop | """
|
1821 | 73e0328b | Iustin Pop | return FillDict(self.beparams.get(constants.PP_DEFAULT, {}), beparams) |
1822 | 5bf7b5cf | Iustin Pop | |
1823 | 5bf7b5cf | Iustin Pop | def FillBE(self, instance): |
1824 | 73e0328b | Iustin Pop | """Fill an instance's beparams dict with cluster defaults.
|
1825 | 5bf7b5cf | Iustin Pop |
|
1826 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1827 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1828 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1829 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's beparams with missing keys filled from
|
1830 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1831 | 5bf7b5cf | Iustin Pop |
|
1832 | 5bf7b5cf | Iustin Pop | """
|
1833 | 73e0328b | Iustin Pop | return self.SimpleFillBE(instance.beparams) |
1834 | 73e0328b | Iustin Pop | |
1835 | 73e0328b | Iustin Pop | def SimpleFillNIC(self, nicparams): |
1836 | 73e0328b | Iustin Pop | """Fill a given nicparams dict with cluster defaults.
|
1837 | 73e0328b | Iustin Pop |
|
1838 | 06596a60 | Guido Trotter | @type nicparams: dict
|
1839 | 06596a60 | Guido Trotter | @param nicparams: the dict to fill
|
1840 | 73e0328b | Iustin Pop | @rtype: dict
|
1841 | 73e0328b | Iustin Pop | @return: a copy of the passed in nicparams with missing keys filled
|
1842 | 73e0328b | Iustin Pop | from the cluster defaults
|
1843 | 73e0328b | Iustin Pop |
|
1844 | 73e0328b | Iustin Pop | """
|
1845 | 73e0328b | Iustin Pop | return FillDict(self.nicparams.get(constants.PP_DEFAULT, {}), nicparams) |
1846 | 5bf7b5cf | Iustin Pop | |
1847 | 1bdcbbab | Iustin Pop | def SimpleFillOS(self, os_name, os_params): |
1848 | 1bdcbbab | Iustin Pop | """Fill an instance's osparams dict with cluster defaults.
|
1849 | 1bdcbbab | Iustin Pop |
|
1850 | 1bdcbbab | Iustin Pop | @type os_name: string
|
1851 | 1bdcbbab | Iustin Pop | @param os_name: the OS name to use
|
1852 | 1bdcbbab | Iustin Pop | @type os_params: dict
|
1853 | 1bdcbbab | Iustin Pop | @param os_params: the dict to fill with default values
|
1854 | 1bdcbbab | Iustin Pop | @rtype: dict
|
1855 | 1bdcbbab | Iustin Pop | @return: a copy of the instance's osparams with missing keys filled from
|
1856 | 1bdcbbab | Iustin Pop | the cluster defaults
|
1857 | 1bdcbbab | Iustin Pop |
|
1858 | 1bdcbbab | Iustin Pop | """
|
1859 | 1bdcbbab | Iustin Pop | name_only = os_name.split("+", 1)[0] |
1860 | 1bdcbbab | Iustin Pop | # base OS
|
1861 | 1bdcbbab | Iustin Pop | result = self.osparams.get(name_only, {})
|
1862 | 1bdcbbab | Iustin Pop | # OS with variant
|
1863 | 1bdcbbab | Iustin Pop | result = FillDict(result, self.osparams.get(os_name, {}))
|
1864 | 1bdcbbab | Iustin Pop | # specified params
|
1865 | 1bdcbbab | Iustin Pop | return FillDict(result, os_params)
|
1866 | 1bdcbbab | Iustin Pop | |
1867 | 2da9f556 | René Nussbaumer | @staticmethod
|
1868 | 2da9f556 | René Nussbaumer | def SimpleFillHvState(hv_state): |
1869 | 2da9f556 | René Nussbaumer | """Fill an hv_state sub dict with cluster defaults.
|
1870 | 2da9f556 | René Nussbaumer |
|
1871 | 2da9f556 | René Nussbaumer | """
|
1872 | 2da9f556 | René Nussbaumer | return FillDict(constants.HVST_DEFAULTS, hv_state)
|
1873 | 2da9f556 | René Nussbaumer | |
1874 | 2da9f556 | René Nussbaumer | @staticmethod
|
1875 | 2da9f556 | René Nussbaumer | def SimpleFillDiskState(disk_state): |
1876 | 2da9f556 | René Nussbaumer | """Fill an disk_state sub dict with cluster defaults.
|
1877 | 2da9f556 | René Nussbaumer |
|
1878 | 2da9f556 | René Nussbaumer | """
|
1879 | 2da9f556 | René Nussbaumer | return FillDict(constants.DS_DEFAULTS, disk_state)
|
1880 | 2da9f556 | René Nussbaumer | |
1881 | 095e71aa | René Nussbaumer | def FillND(self, node, nodegroup): |
1882 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.NodeGroup} and L{objects.Node}
|
1883 | 095e71aa | René Nussbaumer |
|
1884 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1885 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1886 | 095e71aa | René Nussbaumer | @type nodegroup: L{objects.NodeGroup}
|
1887 | 095e71aa | René Nussbaumer | @param nodegroup: A Node object to fill
|
1888 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1889 | 095e71aa | René Nussbaumer |
|
1890 | 095e71aa | René Nussbaumer | """
|
1891 | 095e71aa | René Nussbaumer | return self.SimpleFillND(nodegroup.FillND(node)) |
1892 | 095e71aa | René Nussbaumer | |
1893 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1894 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1895 | 095e71aa | René Nussbaumer |
|
1896 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1897 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1898 | 095e71aa | René Nussbaumer | @rtype: dict
|
1899 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1900 | 095e71aa | René Nussbaumer | from the cluster defaults
|
1901 | 095e71aa | René Nussbaumer |
|
1902 | 095e71aa | René Nussbaumer | """
|
1903 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1904 | 095e71aa | René Nussbaumer | |
1905 | 918eb80b | Agata Murawska | def SimpleFillIPolicy(self, ipolicy): |
1906 | 918eb80b | Agata Murawska | """ Fill instance policy dict with defaults.
|
1907 | 918eb80b | Agata Murawska |
|
1908 | 918eb80b | Agata Murawska | @type ipolicy: dict
|
1909 | 918eb80b | Agata Murawska | @param ipolicy: the dict to fill
|
1910 | 918eb80b | Agata Murawska | @rtype: dict
|
1911 | 918eb80b | Agata Murawska | @return: a copy of passed ipolicy with missing keys filled from
|
1912 | 918eb80b | Agata Murawska | the cluster defaults
|
1913 | 918eb80b | Agata Murawska |
|
1914 | 918eb80b | Agata Murawska | """
|
1915 | 2cc673a3 | Iustin Pop | return FillIPolicy(self.ipolicy, ipolicy) |
1916 | 918eb80b | Agata Murawska | |
1917 | 5c947f38 | Iustin Pop | |
1918 | 96acbc09 | Michael Hanselmann | class BlockDevStatus(ConfigObject): |
1919 | 96acbc09 | Michael Hanselmann | """Config object representing the status of a block device."""
|
1920 | 96acbc09 | Michael Hanselmann | __slots__ = [ |
1921 | 96acbc09 | Michael Hanselmann | "dev_path",
|
1922 | 96acbc09 | Michael Hanselmann | "major",
|
1923 | 96acbc09 | Michael Hanselmann | "minor",
|
1924 | 96acbc09 | Michael Hanselmann | "sync_percent",
|
1925 | 96acbc09 | Michael Hanselmann | "estimated_time",
|
1926 | 96acbc09 | Michael Hanselmann | "is_degraded",
|
1927 | f208978a | Michael Hanselmann | "ldisk_status",
|
1928 | 96acbc09 | Michael Hanselmann | ] |
1929 | 96acbc09 | Michael Hanselmann | |
1930 | 96acbc09 | Michael Hanselmann | |
1931 | 2d76b580 | Michael Hanselmann | class ImportExportStatus(ConfigObject): |
1932 | 2d76b580 | Michael Hanselmann | """Config object representing the status of an import or export."""
|
1933 | 2d76b580 | Michael Hanselmann | __slots__ = [ |
1934 | 2d76b580 | Michael Hanselmann | "recent_output",
|
1935 | 2d76b580 | Michael Hanselmann | "listen_port",
|
1936 | 2d76b580 | Michael Hanselmann | "connected",
|
1937 | c08d76f5 | Michael Hanselmann | "progress_mbytes",
|
1938 | c08d76f5 | Michael Hanselmann | "progress_throughput",
|
1939 | c08d76f5 | Michael Hanselmann | "progress_eta",
|
1940 | c08d76f5 | Michael Hanselmann | "progress_percent",
|
1941 | 2d76b580 | Michael Hanselmann | "exit_status",
|
1942 | 2d76b580 | Michael Hanselmann | "error_message",
|
1943 | 2d76b580 | Michael Hanselmann | ] + _TIMESTAMPS |
1944 | 2d76b580 | Michael Hanselmann | |
1945 | 2d76b580 | Michael Hanselmann | |
1946 | eb630f50 | Michael Hanselmann | class ImportExportOptions(ConfigObject): |
1947 | eb630f50 | Michael Hanselmann | """Options for import/export daemon
|
1948 | eb630f50 | Michael Hanselmann |
|
1949 | eb630f50 | Michael Hanselmann | @ivar key_name: X509 key name (None for cluster certificate)
|
1950 | eb630f50 | Michael Hanselmann | @ivar ca_pem: Remote peer CA in PEM format (None for cluster certificate)
|
1951 | a5310c2a | Michael Hanselmann | @ivar compress: Compression method (one of L{constants.IEC_ALL})
|
1952 | af1d39b1 | Michael Hanselmann | @ivar magic: Used to ensure the connection goes to the right disk
|
1953 | 855d2fc7 | Michael Hanselmann | @ivar ipv6: Whether to use IPv6
|
1954 | 4478301b | Michael Hanselmann | @ivar connect_timeout: Number of seconds for establishing connection
|
1955 | eb630f50 | Michael Hanselmann |
|
1956 | eb630f50 | Michael Hanselmann | """
|
1957 | eb630f50 | Michael Hanselmann | __slots__ = [ |
1958 | eb630f50 | Michael Hanselmann | "key_name",
|
1959 | eb630f50 | Michael Hanselmann | "ca_pem",
|
1960 | a5310c2a | Michael Hanselmann | "compress",
|
1961 | af1d39b1 | Michael Hanselmann | "magic",
|
1962 | 855d2fc7 | Michael Hanselmann | "ipv6",
|
1963 | 4478301b | Michael Hanselmann | "connect_timeout",
|
1964 | eb630f50 | Michael Hanselmann | ] |
1965 | eb630f50 | Michael Hanselmann | |
1966 | eb630f50 | Michael Hanselmann | |
1967 | 18d750b9 | Guido Trotter | class ConfdRequest(ConfigObject): |
1968 | 18d750b9 | Guido Trotter | """Object holding a confd request.
|
1969 | 18d750b9 | Guido Trotter |
|
1970 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1971 | 18d750b9 | Guido Trotter | @ivar type: confd query type
|
1972 | 18d750b9 | Guido Trotter | @ivar query: query request
|
1973 | 18d750b9 | Guido Trotter | @ivar rsalt: requested reply salt
|
1974 | 18d750b9 | Guido Trotter |
|
1975 | 18d750b9 | Guido Trotter | """
|
1976 | 18d750b9 | Guido Trotter | __slots__ = [ |
1977 | 18d750b9 | Guido Trotter | "protocol",
|
1978 | 18d750b9 | Guido Trotter | "type",
|
1979 | 18d750b9 | Guido Trotter | "query",
|
1980 | 18d750b9 | Guido Trotter | "rsalt",
|
1981 | 18d750b9 | Guido Trotter | ] |
1982 | 18d750b9 | Guido Trotter | |
1983 | 18d750b9 | Guido Trotter | |
1984 | 18d750b9 | Guido Trotter | class ConfdReply(ConfigObject): |
1985 | 18d750b9 | Guido Trotter | """Object holding a confd reply.
|
1986 | 18d750b9 | Guido Trotter |
|
1987 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1988 | 18d750b9 | Guido Trotter | @ivar status: reply status code (ok, error)
|
1989 | 18d750b9 | Guido Trotter | @ivar answer: confd query reply
|
1990 | 18d750b9 | Guido Trotter | @ivar serial: configuration serial number
|
1991 | 18d750b9 | Guido Trotter |
|
1992 | 18d750b9 | Guido Trotter | """
|
1993 | 18d750b9 | Guido Trotter | __slots__ = [ |
1994 | 18d750b9 | Guido Trotter | "protocol",
|
1995 | 18d750b9 | Guido Trotter | "status",
|
1996 | 18d750b9 | Guido Trotter | "answer",
|
1997 | 18d750b9 | Guido Trotter | "serial",
|
1998 | 18d750b9 | Guido Trotter | ] |
1999 | 18d750b9 | Guido Trotter | |
2000 | 18d750b9 | Guido Trotter | |
2001 | 707f23b5 | Michael Hanselmann | class QueryFieldDefinition(ConfigObject): |
2002 | 707f23b5 | Michael Hanselmann | """Object holding a query field definition.
|
2003 | 707f23b5 | Michael Hanselmann |
|
2004 | 24d6d3e2 | Michael Hanselmann | @ivar name: Field name
|
2005 | 707f23b5 | Michael Hanselmann | @ivar title: Human-readable title
|
2006 | 707f23b5 | Michael Hanselmann | @ivar kind: Field type
|
2007 | 1ae17369 | Michael Hanselmann | @ivar doc: Human-readable description
|
2008 | 707f23b5 | Michael Hanselmann |
|
2009 | 707f23b5 | Michael Hanselmann | """
|
2010 | 707f23b5 | Michael Hanselmann | __slots__ = [ |
2011 | 707f23b5 | Michael Hanselmann | "name",
|
2012 | 707f23b5 | Michael Hanselmann | "title",
|
2013 | 707f23b5 | Michael Hanselmann | "kind",
|
2014 | 1ae17369 | Michael Hanselmann | "doc",
|
2015 | 707f23b5 | Michael Hanselmann | ] |
2016 | 707f23b5 | Michael Hanselmann | |
2017 | 707f23b5 | Michael Hanselmann | |
2018 | 0538c375 | Michael Hanselmann | class _QueryResponseBase(ConfigObject): |
2019 | 0538c375 | Michael Hanselmann | __slots__ = [ |
2020 | 0538c375 | Michael Hanselmann | "fields",
|
2021 | 0538c375 | Michael Hanselmann | ] |
2022 | 0538c375 | Michael Hanselmann | |
2023 | 0538c375 | Michael Hanselmann | def ToDict(self): |
2024 | 0538c375 | Michael Hanselmann | """Custom function for serializing.
|
2025 | 0538c375 | Michael Hanselmann |
|
2026 | 0538c375 | Michael Hanselmann | """
|
2027 | 0538c375 | Michael Hanselmann | mydict = super(_QueryResponseBase, self).ToDict() |
2028 | fe502d25 | Iustin Pop | mydict["fields"] = outils.ContainerToDicts(mydict["fields"]) |
2029 | 0538c375 | Michael Hanselmann | return mydict
|
2030 | 0538c375 | Michael Hanselmann | |
2031 | 0538c375 | Michael Hanselmann | @classmethod
|
2032 | 0538c375 | Michael Hanselmann | def FromDict(cls, val): |
2033 | 0538c375 | Michael Hanselmann | """Custom function for de-serializing.
|
2034 | 0538c375 | Michael Hanselmann |
|
2035 | 0538c375 | Michael Hanselmann | """
|
2036 | 0538c375 | Michael Hanselmann | obj = super(_QueryResponseBase, cls).FromDict(val)
|
2037 | 473ab806 | Michael Hanselmann | obj.fields = \ |
2038 | fe502d25 | Iustin Pop | outils.ContainerFromDicts(obj.fields, list, QueryFieldDefinition)
|
2039 | 0538c375 | Michael Hanselmann | return obj
|
2040 | 0538c375 | Michael Hanselmann | |
2041 | 0538c375 | Michael Hanselmann | |
2042 | 0538c375 | Michael Hanselmann | class QueryResponse(_QueryResponseBase): |
2043 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query.
|
2044 | 24d6d3e2 | Michael Hanselmann |
|
2045 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
2046 | 24d6d3e2 | Michael Hanselmann | @ivar data: Requested data
|
2047 | 24d6d3e2 | Michael Hanselmann |
|
2048 | 24d6d3e2 | Michael Hanselmann | """
|
2049 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
2050 | 24d6d3e2 | Michael Hanselmann | "data",
|
2051 | 24d6d3e2 | Michael Hanselmann | ] |
2052 | 24d6d3e2 | Michael Hanselmann | |
2053 | 24d6d3e2 | Michael Hanselmann | |
2054 | 24d6d3e2 | Michael Hanselmann | class QueryFieldsRequest(ConfigObject): |
2055 | 24d6d3e2 | Michael Hanselmann | """Object holding a request for querying available fields.
|
2056 | 24d6d3e2 | Michael Hanselmann |
|
2057 | 24d6d3e2 | Michael Hanselmann | """
|
2058 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
2059 | 24d6d3e2 | Michael Hanselmann | "what",
|
2060 | 24d6d3e2 | Michael Hanselmann | "fields",
|
2061 | 24d6d3e2 | Michael Hanselmann | ] |
2062 | 24d6d3e2 | Michael Hanselmann | |
2063 | 24d6d3e2 | Michael Hanselmann | |
2064 | 0538c375 | Michael Hanselmann | class QueryFieldsResponse(_QueryResponseBase): |
2065 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query for fields.
|
2066 | 24d6d3e2 | Michael Hanselmann |
|
2067 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
2068 | 24d6d3e2 | Michael Hanselmann |
|
2069 | 24d6d3e2 | Michael Hanselmann | """
|
2070 | 5ae4945a | Iustin Pop | __slots__ = [] |
2071 | 24d6d3e2 | Michael Hanselmann | |
2072 | 24d6d3e2 | Michael Hanselmann | |
2073 | 6a1434d7 | Andrea Spadaccini | class MigrationStatus(ConfigObject): |
2074 | 6a1434d7 | Andrea Spadaccini | """Object holding the status of a migration.
|
2075 | 6a1434d7 | Andrea Spadaccini |
|
2076 | 6a1434d7 | Andrea Spadaccini | """
|
2077 | 6a1434d7 | Andrea Spadaccini | __slots__ = [ |
2078 | 6a1434d7 | Andrea Spadaccini | "status",
|
2079 | 6a1434d7 | Andrea Spadaccini | "transferred_ram",
|
2080 | 6a1434d7 | Andrea Spadaccini | "total_ram",
|
2081 | 6a1434d7 | Andrea Spadaccini | ] |
2082 | 6a1434d7 | Andrea Spadaccini | |
2083 | 6a1434d7 | Andrea Spadaccini | |
2084 | 25ce3ec4 | Michael Hanselmann | class InstanceConsole(ConfigObject): |
2085 | 25ce3ec4 | Michael Hanselmann | """Object describing how to access the console of an instance.
|
2086 | 25ce3ec4 | Michael Hanselmann |
|
2087 | 25ce3ec4 | Michael Hanselmann | """
|
2088 | 25ce3ec4 | Michael Hanselmann | __slots__ = [ |
2089 | 25ce3ec4 | Michael Hanselmann | "instance",
|
2090 | 25ce3ec4 | Michael Hanselmann | "kind",
|
2091 | 25ce3ec4 | Michael Hanselmann | "message",
|
2092 | 25ce3ec4 | Michael Hanselmann | "host",
|
2093 | 25ce3ec4 | Michael Hanselmann | "port",
|
2094 | 25ce3ec4 | Michael Hanselmann | "user",
|
2095 | 25ce3ec4 | Michael Hanselmann | "command",
|
2096 | 25ce3ec4 | Michael Hanselmann | "display",
|
2097 | 25ce3ec4 | Michael Hanselmann | ] |
2098 | 25ce3ec4 | Michael Hanselmann | |
2099 | 25ce3ec4 | Michael Hanselmann | def Validate(self): |
2100 | 25ce3ec4 | Michael Hanselmann | """Validates contents of this object.
|
2101 | 25ce3ec4 | Michael Hanselmann |
|
2102 | 25ce3ec4 | Michael Hanselmann | """
|
2103 | 25ce3ec4 | Michael Hanselmann | assert self.kind in constants.CONS_ALL, "Unknown console type" |
2104 | 25ce3ec4 | Michael Hanselmann | assert self.instance, "Missing instance name" |
2105 | 4d2cdb5a | Andrea Spadaccini | assert self.message or self.kind in [constants.CONS_SSH, |
2106 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2107 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_VNC] |
2108 | 25ce3ec4 | Michael Hanselmann | assert self.host or self.kind == constants.CONS_MESSAGE |
2109 | 25ce3ec4 | Michael Hanselmann | assert self.port or self.kind in [constants.CONS_MESSAGE, |
2110 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
2111 | 25ce3ec4 | Michael Hanselmann | assert self.user or self.kind in [constants.CONS_MESSAGE, |
2112 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2113 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
2114 | 25ce3ec4 | Michael Hanselmann | assert self.command or self.kind in [constants.CONS_MESSAGE, |
2115 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2116 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
2117 | 25ce3ec4 | Michael Hanselmann | assert self.display or self.kind in [constants.CONS_MESSAGE, |
2118 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2119 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
2120 | 25ce3ec4 | Michael Hanselmann | return True |
2121 | 25ce3ec4 | Michael Hanselmann | |
2122 | 25ce3ec4 | Michael Hanselmann | |
2123 | 8140e24f | Dimitris Aragiorgis | class Network(TaggableObject): |
2124 | eaa4c57c | Dimitris Aragiorgis | """Object representing a network definition for ganeti.
|
2125 | eaa4c57c | Dimitris Aragiorgis |
|
2126 | eaa4c57c | Dimitris Aragiorgis | """
|
2127 | eaa4c57c | Dimitris Aragiorgis | __slots__ = [ |
2128 | eaa4c57c | Dimitris Aragiorgis | "name",
|
2129 | eaa4c57c | Dimitris Aragiorgis | "serial_no",
|
2130 | eaa4c57c | Dimitris Aragiorgis | "mac_prefix",
|
2131 | eaa4c57c | Dimitris Aragiorgis | "network",
|
2132 | eaa4c57c | Dimitris Aragiorgis | "network6",
|
2133 | eaa4c57c | Dimitris Aragiorgis | "gateway",
|
2134 | eaa4c57c | Dimitris Aragiorgis | "gateway6",
|
2135 | eaa4c57c | Dimitris Aragiorgis | "reservations",
|
2136 | eaa4c57c | Dimitris Aragiorgis | "ext_reservations",
|
2137 | eaa4c57c | Dimitris Aragiorgis | ] + _TIMESTAMPS + _UUID |
2138 | eaa4c57c | Dimitris Aragiorgis | |
2139 | 7e8f03e3 | Dimitris Aragiorgis | def HooksDict(self, prefix=""): |
2140 | d89168ff | Guido Trotter | """Export a dictionary used by hooks with a network's information.
|
2141 | d89168ff | Guido Trotter |
|
2142 | d89168ff | Guido Trotter | @type prefix: String
|
2143 | d89168ff | Guido Trotter | @param prefix: Prefix to prepend to the dict entries
|
2144 | d89168ff | Guido Trotter |
|
2145 | d89168ff | Guido Trotter | """
|
2146 | d89168ff | Guido Trotter | result = { |
2147 | 7e8f03e3 | Dimitris Aragiorgis | "%sNETWORK_NAME" % prefix: self.name, |
2148 | d89168ff | Guido Trotter | "%sNETWORK_UUID" % prefix: self.uuid, |
2149 | 5a76adf7 | Dimitris Aragiorgis | "%sNETWORK_TAGS" % prefix: " ".join(self.GetTags()), |
2150 | d89168ff | Guido Trotter | } |
2151 | d89168ff | Guido Trotter | if self.network: |
2152 | d89168ff | Guido Trotter | result["%sNETWORK_SUBNET" % prefix] = self.network |
2153 | d89168ff | Guido Trotter | if self.gateway: |
2154 | d89168ff | Guido Trotter | result["%sNETWORK_GATEWAY" % prefix] = self.gateway |
2155 | d89168ff | Guido Trotter | if self.network6: |
2156 | d89168ff | Guido Trotter | result["%sNETWORK_SUBNET6" % prefix] = self.network6 |
2157 | d89168ff | Guido Trotter | if self.gateway6: |
2158 | d89168ff | Guido Trotter | result["%sNETWORK_GATEWAY6" % prefix] = self.gateway6 |
2159 | d89168ff | Guido Trotter | if self.mac_prefix: |
2160 | d89168ff | Guido Trotter | result["%sNETWORK_MAC_PREFIX" % prefix] = self.mac_prefix |
2161 | d89168ff | Guido Trotter | |
2162 | d89168ff | Guido Trotter | return result
|
2163 | d89168ff | Guido Trotter | |
2164 | 5cfa6c37 | Dimitris Aragiorgis | @classmethod
|
2165 | 5cfa6c37 | Dimitris Aragiorgis | def FromDict(cls, val): |
2166 | 5cfa6c37 | Dimitris Aragiorgis | """Custom function for networks.
|
2167 | 5cfa6c37 | Dimitris Aragiorgis |
|
2168 | 48616625 | Dimitris Aragiorgis | Remove deprecated network_type and family.
|
2169 | 5cfa6c37 | Dimitris Aragiorgis |
|
2170 | 5cfa6c37 | Dimitris Aragiorgis | """
|
2171 | 5cfa6c37 | Dimitris Aragiorgis | if "network_type" in val: |
2172 | 5cfa6c37 | Dimitris Aragiorgis | del val["network_type"] |
2173 | 48616625 | Dimitris Aragiorgis | if "family" in val: |
2174 | 48616625 | Dimitris Aragiorgis | del val["family"] |
2175 | 5cfa6c37 | Dimitris Aragiorgis | obj = super(Network, cls).FromDict(val)
|
2176 | 5cfa6c37 | Dimitris Aragiorgis | return obj
|
2177 | 5cfa6c37 | Dimitris Aragiorgis | |
2178 | eaa4c57c | Dimitris Aragiorgis | |
2179 | a8083063 | Iustin Pop | class SerializableConfigParser(ConfigParser.SafeConfigParser): |
2180 | a8083063 | Iustin Pop | """Simple wrapper over ConfigParse that allows serialization.
|
2181 | a8083063 | Iustin Pop |
|
2182 | a8083063 | Iustin Pop | This class is basically ConfigParser.SafeConfigParser with two
|
2183 | a8083063 | Iustin Pop | additional methods that allow it to serialize/unserialize to/from a
|
2184 | a8083063 | Iustin Pop | buffer.
|
2185 | a8083063 | Iustin Pop |
|
2186 | a8083063 | Iustin Pop | """
|
2187 | a8083063 | Iustin Pop | def Dumps(self): |
2188 | a8083063 | Iustin Pop | """Dump this instance and return the string representation."""
|
2189 | a8083063 | Iustin Pop | buf = StringIO() |
2190 | a8083063 | Iustin Pop | self.write(buf)
|
2191 | a8083063 | Iustin Pop | return buf.getvalue()
|
2192 | a8083063 | Iustin Pop | |
2193 | b39bf4bb | Guido Trotter | @classmethod
|
2194 | b39bf4bb | Guido Trotter | def Loads(cls, data): |
2195 | a8083063 | Iustin Pop | """Load data from a string."""
|
2196 | a8083063 | Iustin Pop | buf = StringIO(data) |
2197 | b39bf4bb | Guido Trotter | cfp = cls() |
2198 | a8083063 | Iustin Pop | cfp.readfp(buf) |
2199 | a8083063 | Iustin Pop | return cfp
|
2200 | 59726e15 | Bernardo Dal Seno | |
2201 | 59726e15 | Bernardo Dal Seno | |
2202 | 59726e15 | Bernardo Dal Seno | class LvmPvInfo(ConfigObject): |
2203 | 59726e15 | Bernardo Dal Seno | """Information about an LVM physical volume (PV).
|
2204 | 59726e15 | Bernardo Dal Seno |
|
2205 | 59726e15 | Bernardo Dal Seno | @type name: string
|
2206 | 59726e15 | Bernardo Dal Seno | @ivar name: name of the PV
|
2207 | 59726e15 | Bernardo Dal Seno | @type vg_name: string
|
2208 | 59726e15 | Bernardo Dal Seno | @ivar vg_name: name of the volume group containing the PV
|
2209 | 59726e15 | Bernardo Dal Seno | @type size: float
|
2210 | 59726e15 | Bernardo Dal Seno | @ivar size: size of the PV in MiB
|
2211 | 59726e15 | Bernardo Dal Seno | @type free: float
|
2212 | 59726e15 | Bernardo Dal Seno | @ivar free: free space in the PV, in MiB
|
2213 | 59726e15 | Bernardo Dal Seno | @type attributes: string
|
2214 | 59726e15 | Bernardo Dal Seno | @ivar attributes: PV attributes
|
2215 | b496abdb | Bernardo Dal Seno | @type lv_list: list of strings
|
2216 | b496abdb | Bernardo Dal Seno | @ivar lv_list: names of the LVs hosted on the PV
|
2217 | 59726e15 | Bernardo Dal Seno | """
|
2218 | 59726e15 | Bernardo Dal Seno | __slots__ = [ |
2219 | 59726e15 | Bernardo Dal Seno | "name",
|
2220 | 59726e15 | Bernardo Dal Seno | "vg_name",
|
2221 | 59726e15 | Bernardo Dal Seno | "size",
|
2222 | 59726e15 | Bernardo Dal Seno | "free",
|
2223 | 59726e15 | Bernardo Dal Seno | "attributes",
|
2224 | b496abdb | Bernardo Dal Seno | "lv_list"
|
2225 | 59726e15 | Bernardo Dal Seno | ] |
2226 | 59726e15 | Bernardo Dal Seno | |
2227 | 59726e15 | Bernardo Dal Seno | def IsEmpty(self): |
2228 | 59726e15 | Bernardo Dal Seno | """Is this PV empty?
|
2229 | 59726e15 | Bernardo Dal Seno |
|
2230 | 59726e15 | Bernardo Dal Seno | """
|
2231 | 59726e15 | Bernardo Dal Seno | return self.size <= (self.free + 1) |
2232 | 59726e15 | Bernardo Dal Seno | |
2233 | 59726e15 | Bernardo Dal Seno | def IsAllocatable(self): |
2234 | 59726e15 | Bernardo Dal Seno | """Is this PV allocatable?
|
2235 | 59726e15 | Bernardo Dal Seno |
|
2236 | 59726e15 | Bernardo Dal Seno | """
|
2237 | 59726e15 | Bernardo Dal Seno | return ("a" in self.attributes) |