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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | 6d33a6eb | Iustin Pop | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Google Inc.
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5 | a8083063 | Iustin Pop | #
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6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | a8083063 | Iustin Pop | # (at your option) any later version.
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10 | a8083063 | Iustin Pop | #
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11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | a8083063 | Iustin Pop | # General Public License for more details.
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15 | a8083063 | Iustin Pop | #
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16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | a8083063 | Iustin Pop | # 02110-1301, USA.
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20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Transportable objects for Ganeti.
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23 | a8083063 | Iustin Pop |
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24 | a8083063 | Iustin Pop | This module provides small, mostly data-only objects which are safe to
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25 | a8083063 | Iustin Pop | pass to and from external parties.
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26 | a8083063 | Iustin Pop |
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27 | a8083063 | Iustin Pop | """
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28 | a8083063 | Iustin Pop | |
29 | 0007f3ab | Andrea Spadaccini | # pylint: disable=E0203,W0201,R0902
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30 | 6c881c52 | Iustin Pop | |
31 | 6c881c52 | Iustin Pop | # E0203: Access to member %r before its definition, since we use
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32 | 6c881c52 | Iustin Pop | # objects.py which doesn't explicitely initialise its members
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33 | 6c881c52 | Iustin Pop | |
34 | 7260cfbe | Iustin Pop | # W0201: Attribute '%s' defined outside __init__
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35 | a8083063 | Iustin Pop | |
36 | 0007f3ab | Andrea Spadaccini | # R0902: Allow instances of these objects to have more than 20 attributes
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37 | 0007f3ab | Andrea Spadaccini | |
38 | a8083063 | Iustin Pop | import ConfigParser |
39 | 5c947f38 | Iustin Pop | import re |
40 | 5bf7b5cf | Iustin Pop | import copy |
41 | e11a1b77 | Adeodato Simo | import time |
42 | d5835922 | Michael Hanselmann | from cStringIO import StringIO |
43 | a8083063 | Iustin Pop | |
44 | a8083063 | Iustin Pop | from ganeti import errors |
45 | 5c947f38 | Iustin Pop | from ganeti import constants |
46 | 0007f3ab | Andrea Spadaccini | from ganeti import netutils |
47 | a8083063 | Iustin Pop | |
48 | f4c9af7a | Guido Trotter | from socket import AF_INET |
49 | f4c9af7a | Guido Trotter | |
50 | a8083063 | Iustin Pop | |
51 | a8083063 | Iustin Pop | __all__ = ["ConfigObject", "ConfigData", "NIC", "Disk", "Instance", |
52 | 24a3707f | Guido Trotter | "OS", "Node", "NodeGroup", "Cluster", "FillDict"] |
53 | a8083063 | Iustin Pop | |
54 | d693c864 | Iustin Pop | _TIMESTAMPS = ["ctime", "mtime"] |
55 | e1dcc53a | Iustin Pop | _UUID = ["uuid"]
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56 | 96acbc09 | Michael Hanselmann | |
57 | 8d8d650c | Michael Hanselmann | |
58 | e11ddf13 | Iustin Pop | def FillDict(defaults_dict, custom_dict, skip_keys=None): |
59 | 29921401 | Iustin Pop | """Basic function to apply settings on top a default dict.
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60 | abe609b2 | Guido Trotter |
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61 | 29921401 | Iustin Pop | @type defaults_dict: dict
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62 | 29921401 | Iustin Pop | @param defaults_dict: dictionary holding the default values
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63 | 29921401 | Iustin Pop | @type custom_dict: dict
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64 | 29921401 | Iustin Pop | @param custom_dict: dictionary holding customized value
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65 | 7736a5f2 | Iustin Pop | @type skip_keys: list
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66 | 7736a5f2 | Iustin Pop | @param skip_keys: which keys not to fill
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67 | 29921401 | Iustin Pop | @rtype: dict
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68 | 29921401 | Iustin Pop | @return: dict with the 'full' values
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69 | abe609b2 | Guido Trotter |
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70 | 29921401 | Iustin Pop | """
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71 | 29921401 | Iustin Pop | ret_dict = copy.deepcopy(defaults_dict) |
72 | 29921401 | Iustin Pop | ret_dict.update(custom_dict) |
73 | e11ddf13 | Iustin Pop | if skip_keys:
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74 | e11ddf13 | Iustin Pop | for k in skip_keys: |
75 | e11ddf13 | Iustin Pop | try:
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76 | e11ddf13 | Iustin Pop | del ret_dict[k]
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77 | e11ddf13 | Iustin Pop | except KeyError: |
78 | e11ddf13 | Iustin Pop | pass
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79 | 29921401 | Iustin Pop | return ret_dict
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80 | a8083063 | Iustin Pop | |
81 | 6e34b628 | Guido Trotter | |
82 | 6e34b628 | Guido Trotter | def UpgradeGroupedParams(target, defaults): |
83 | 6e34b628 | Guido Trotter | """Update all groups for the target parameter.
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84 | 6e34b628 | Guido Trotter |
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85 | 6e34b628 | Guido Trotter | @type target: dict of dicts
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86 | 6e34b628 | Guido Trotter | @param target: {group: {parameter: value}}
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87 | 6e34b628 | Guido Trotter | @type defaults: dict
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88 | 6e34b628 | Guido Trotter | @param defaults: default parameter values
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89 | 6e34b628 | Guido Trotter |
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90 | 6e34b628 | Guido Trotter | """
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91 | 6e34b628 | Guido Trotter | if target is None: |
92 | 6e34b628 | Guido Trotter | target = {constants.PP_DEFAULT: defaults} |
93 | 6e34b628 | Guido Trotter | else:
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94 | 6e34b628 | Guido Trotter | for group in target: |
95 | 6e34b628 | Guido Trotter | target[group] = FillDict(defaults, target[group]) |
96 | 6e34b628 | Guido Trotter | return target
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97 | 6e34b628 | Guido Trotter | |
98 | 6e34b628 | Guido Trotter | |
99 | a8083063 | Iustin Pop | class ConfigObject(object): |
100 | a8083063 | Iustin Pop | """A generic config object.
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101 | a8083063 | Iustin Pop |
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102 | a8083063 | Iustin Pop | It has the following properties:
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103 | a8083063 | Iustin Pop |
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104 | a8083063 | Iustin Pop | - provides somewhat safe recursive unpickling and pickling for its classes
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105 | a8083063 | Iustin Pop | - unset attributes which are defined in slots are always returned
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106 | a8083063 | Iustin Pop | as None instead of raising an error
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107 | a8083063 | Iustin Pop |
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108 | a8083063 | Iustin Pop | Classes derived from this must always declare __slots__ (we use many
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109 | 55224070 | Guido Trotter | config objects and the memory reduction is useful)
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110 | a8083063 | Iustin Pop |
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111 | a8083063 | Iustin Pop | """
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112 | a8083063 | Iustin Pop | __slots__ = [] |
113 | a8083063 | Iustin Pop | |
114 | a8083063 | Iustin Pop | def __init__(self, **kwargs): |
115 | 319856a9 | Michael Hanselmann | for k, v in kwargs.iteritems(): |
116 | 319856a9 | Michael Hanselmann | setattr(self, k, v) |
117 | a8083063 | Iustin Pop | |
118 | a8083063 | Iustin Pop | def __getattr__(self, name): |
119 | adf385c7 | Iustin Pop | if name not in self._all_slots(): |
120 | 3ecf6786 | Iustin Pop | raise AttributeError("Invalid object attribute %s.%s" % |
121 | 3ecf6786 | Iustin Pop | (type(self).__name__, name)) |
122 | a8083063 | Iustin Pop | return None |
123 | a8083063 | Iustin Pop | |
124 | a8083063 | Iustin Pop | def __setstate__(self, state): |
125 | adf385c7 | Iustin Pop | slots = self._all_slots()
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126 | a8083063 | Iustin Pop | for name in state: |
127 | adf385c7 | Iustin Pop | if name in slots: |
128 | a8083063 | Iustin Pop | setattr(self, name, state[name]) |
129 | a8083063 | Iustin Pop | |
130 | adf385c7 | Iustin Pop | @classmethod
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131 | adf385c7 | Iustin Pop | def _all_slots(cls): |
132 | adf385c7 | Iustin Pop | """Compute the list of all declared slots for a class.
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133 | adf385c7 | Iustin Pop |
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134 | adf385c7 | Iustin Pop | """
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135 | adf385c7 | Iustin Pop | slots = [] |
136 | adf385c7 | Iustin Pop | for parent in cls.__mro__: |
137 | adf385c7 | Iustin Pop | slots.extend(getattr(parent, "__slots__", [])) |
138 | adf385c7 | Iustin Pop | return slots
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139 | adf385c7 | Iustin Pop | |
140 | ff9c047c | Iustin Pop | def ToDict(self): |
141 | ff9c047c | Iustin Pop | """Convert to a dict holding only standard python types.
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142 | ff9c047c | Iustin Pop |
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143 | ff9c047c | Iustin Pop | The generic routine just dumps all of this object's attributes in
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144 | ff9c047c | Iustin Pop | a dict. It does not work if the class has children who are
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145 | ff9c047c | Iustin Pop | ConfigObjects themselves (e.g. the nics list in an Instance), in
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146 | ff9c047c | Iustin Pop | which case the object should subclass the function in order to
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147 | ff9c047c | Iustin Pop | make sure all objects returned are only standard python types.
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148 | ff9c047c | Iustin Pop |
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149 | ff9c047c | Iustin Pop | """
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150 | 4c14965f | Guido Trotter | result = {} |
151 | adf385c7 | Iustin Pop | for name in self._all_slots(): |
152 | 4c14965f | Guido Trotter | value = getattr(self, name, None) |
153 | 4c14965f | Guido Trotter | if value is not None: |
154 | 4c14965f | Guido Trotter | result[name] = value |
155 | 4c14965f | Guido Trotter | return result
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156 | 4c14965f | Guido Trotter | |
157 | 4c14965f | Guido Trotter | __getstate__ = ToDict |
158 | ff9c047c | Iustin Pop | |
159 | ff9c047c | Iustin Pop | @classmethod
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160 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
161 | ff9c047c | Iustin Pop | """Create an object from a dictionary.
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162 | ff9c047c | Iustin Pop |
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163 | ff9c047c | Iustin Pop | This generic routine takes a dict, instantiates a new instance of
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164 | ff9c047c | Iustin Pop | the given class, and sets attributes based on the dict content.
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165 | ff9c047c | Iustin Pop |
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166 | ff9c047c | Iustin Pop | As for `ToDict`, this does not work if the class has children
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167 | ff9c047c | Iustin Pop | who are ConfigObjects themselves (e.g. the nics list in an
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168 | ff9c047c | Iustin Pop | Instance), in which case the object should subclass the function
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169 | ff9c047c | Iustin Pop | and alter the objects.
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170 | ff9c047c | Iustin Pop |
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171 | ff9c047c | Iustin Pop | """
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172 | ff9c047c | Iustin Pop | if not isinstance(val, dict): |
173 | ff9c047c | Iustin Pop | raise errors.ConfigurationError("Invalid object passed to FromDict:" |
174 | ff9c047c | Iustin Pop | " expected dict, got %s" % type(val)) |
175 | 319856a9 | Michael Hanselmann | val_str = dict([(str(k), v) for k, v in val.iteritems()]) |
176 | b459a848 | Andrea Spadaccini | obj = cls(**val_str) # pylint: disable=W0142
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177 | ff9c047c | Iustin Pop | return obj
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178 | ff9c047c | Iustin Pop | |
179 | ff9c047c | Iustin Pop | @staticmethod
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180 | ff9c047c | Iustin Pop | def _ContainerToDicts(container): |
181 | ff9c047c | Iustin Pop | """Convert the elements of a container to standard python types.
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182 | ff9c047c | Iustin Pop |
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183 | ff9c047c | Iustin Pop | This method converts a container with elements derived from
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184 | ff9c047c | Iustin Pop | ConfigData to standard python types. If the container is a dict,
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185 | ff9c047c | Iustin Pop | we don't touch the keys, only the values.
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186 | ff9c047c | Iustin Pop |
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187 | ff9c047c | Iustin Pop | """
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188 | ff9c047c | Iustin Pop | if isinstance(container, dict): |
189 | ff9c047c | Iustin Pop | ret = dict([(k, v.ToDict()) for k, v in container.iteritems()]) |
190 | ff9c047c | Iustin Pop | elif isinstance(container, (list, tuple, set, frozenset)): |
191 | ff9c047c | Iustin Pop | ret = [elem.ToDict() for elem in container] |
192 | ff9c047c | Iustin Pop | else:
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193 | ff9c047c | Iustin Pop | raise TypeError("Invalid type %s passed to _ContainerToDicts" % |
194 | ff9c047c | Iustin Pop | type(container))
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195 | ff9c047c | Iustin Pop | return ret
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196 | ff9c047c | Iustin Pop | |
197 | ff9c047c | Iustin Pop | @staticmethod
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198 | ff9c047c | Iustin Pop | def _ContainerFromDicts(source, c_type, e_type): |
199 | ff9c047c | Iustin Pop | """Convert a container from standard python types.
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200 | ff9c047c | Iustin Pop |
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201 | ff9c047c | Iustin Pop | This method converts a container with standard python types to
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202 | ff9c047c | Iustin Pop | ConfigData objects. If the container is a dict, we don't touch the
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203 | ff9c047c | Iustin Pop | keys, only the values.
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204 | ff9c047c | Iustin Pop |
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205 | ff9c047c | Iustin Pop | """
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206 | ff9c047c | Iustin Pop | if not isinstance(c_type, type): |
207 | ff9c047c | Iustin Pop | raise TypeError("Container type %s passed to _ContainerFromDicts is" |
208 | ff9c047c | Iustin Pop | " not a type" % type(c_type)) |
209 | fe25a79a | Guido Trotter | if source is None: |
210 | fe25a79a | Guido Trotter | source = c_type() |
211 | ff9c047c | Iustin Pop | if c_type is dict: |
212 | ff9c047c | Iustin Pop | ret = dict([(k, e_type.FromDict(v)) for k, v in source.iteritems()]) |
213 | ff9c047c | Iustin Pop | elif c_type in (list, tuple, set, frozenset): |
214 | ff9c047c | Iustin Pop | ret = c_type([e_type.FromDict(elem) for elem in source]) |
215 | ff9c047c | Iustin Pop | else:
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216 | ff9c047c | Iustin Pop | raise TypeError("Invalid container type %s passed to" |
217 | ff9c047c | Iustin Pop | " _ContainerFromDicts" % c_type)
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218 | ff9c047c | Iustin Pop | return ret
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219 | ff9c047c | Iustin Pop | |
220 | e8d563f3 | Iustin Pop | def Copy(self): |
221 | e8d563f3 | Iustin Pop | """Makes a deep copy of the current object and its children.
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222 | e8d563f3 | Iustin Pop |
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223 | e8d563f3 | Iustin Pop | """
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224 | e8d563f3 | Iustin Pop | dict_form = self.ToDict()
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225 | e8d563f3 | Iustin Pop | clone_obj = self.__class__.FromDict(dict_form)
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226 | e8d563f3 | Iustin Pop | return clone_obj
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227 | e8d563f3 | Iustin Pop | |
228 | ff9c047c | Iustin Pop | def __repr__(self): |
229 | ff9c047c | Iustin Pop | """Implement __repr__ for ConfigObjects."""
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230 | ff9c047c | Iustin Pop | return repr(self.ToDict()) |
231 | ff9c047c | Iustin Pop | |
232 | 560428be | Guido Trotter | def UpgradeConfig(self): |
233 | 560428be | Guido Trotter | """Fill defaults for missing configuration values.
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234 | 560428be | Guido Trotter |
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235 | 90d726a8 | Iustin Pop | This method will be called at configuration load time, and its
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236 | 90d726a8 | Iustin Pop | implementation will be object dependent.
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237 | 560428be | Guido Trotter |
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238 | 560428be | Guido Trotter | """
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239 | 560428be | Guido Trotter | pass
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240 | 560428be | Guido Trotter | |
241 | a8083063 | Iustin Pop | |
242 | ec29fe40 | Iustin Pop | class TaggableObject(ConfigObject): |
243 | 5c947f38 | Iustin Pop | """An generic class supporting tags.
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244 | 5c947f38 | Iustin Pop |
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245 | 5c947f38 | Iustin Pop | """
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246 | 154b9580 | Balazs Lecz | __slots__ = ["tags"]
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247 | b5e5632e | Iustin Pop | VALID_TAG_RE = re.compile("^[\w.+*/:@-]+$")
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248 | 2057f6c7 | Iustin Pop | |
249 | b5e5632e | Iustin Pop | @classmethod
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250 | b5e5632e | Iustin Pop | def ValidateTag(cls, tag): |
251 | 5c947f38 | Iustin Pop | """Check if a tag is valid.
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252 | 5c947f38 | Iustin Pop |
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253 | 5c947f38 | Iustin Pop | If the tag is invalid, an errors.TagError will be raised. The
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254 | 5c947f38 | Iustin Pop | function has no return value.
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255 | 5c947f38 | Iustin Pop |
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256 | 5c947f38 | Iustin Pop | """
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257 | 5c947f38 | Iustin Pop | if not isinstance(tag, basestring): |
258 | 3ecf6786 | Iustin Pop | raise errors.TagError("Invalid tag type (not a string)") |
259 | 5c947f38 | Iustin Pop | if len(tag) > constants.MAX_TAG_LEN: |
260 | 319856a9 | Michael Hanselmann | raise errors.TagError("Tag too long (>%d characters)" % |
261 | 319856a9 | Michael Hanselmann | constants.MAX_TAG_LEN) |
262 | 5c947f38 | Iustin Pop | if not tag: |
263 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tags cannot be empty") |
264 | b5e5632e | Iustin Pop | if not cls.VALID_TAG_RE.match(tag): |
265 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag contains invalid characters") |
266 | 5c947f38 | Iustin Pop | |
267 | 5c947f38 | Iustin Pop | def GetTags(self): |
268 | 5c947f38 | Iustin Pop | """Return the tags list.
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269 | 5c947f38 | Iustin Pop |
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270 | 5c947f38 | Iustin Pop | """
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271 | 5c947f38 | Iustin Pop | tags = getattr(self, "tags", None) |
272 | 5c947f38 | Iustin Pop | if tags is None: |
273 | 5c947f38 | Iustin Pop | tags = self.tags = set() |
274 | 5c947f38 | Iustin Pop | return tags
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275 | 5c947f38 | Iustin Pop | |
276 | 5c947f38 | Iustin Pop | def AddTag(self, tag): |
277 | 5c947f38 | Iustin Pop | """Add a new tag.
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278 | 5c947f38 | Iustin Pop |
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279 | 5c947f38 | Iustin Pop | """
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280 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
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281 | 5c947f38 | Iustin Pop | tags = self.GetTags()
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282 | 5c947f38 | Iustin Pop | if len(tags) >= constants.MAX_TAGS_PER_OBJ: |
283 | 3ecf6786 | Iustin Pop | raise errors.TagError("Too many tags") |
284 | 5c947f38 | Iustin Pop | self.GetTags().add(tag)
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285 | 5c947f38 | Iustin Pop | |
286 | 5c947f38 | Iustin Pop | def RemoveTag(self, tag): |
287 | 5c947f38 | Iustin Pop | """Remove a tag.
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288 | 5c947f38 | Iustin Pop |
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289 | 5c947f38 | Iustin Pop | """
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290 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
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291 | 5c947f38 | Iustin Pop | tags = self.GetTags()
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292 | 5c947f38 | Iustin Pop | try:
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293 | 5c947f38 | Iustin Pop | tags.remove(tag) |
294 | 5c947f38 | Iustin Pop | except KeyError: |
295 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag not found") |
296 | 5c947f38 | Iustin Pop | |
297 | ff9c047c | Iustin Pop | def ToDict(self): |
298 | ff9c047c | Iustin Pop | """Taggable-object-specific conversion to standard python types.
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299 | ff9c047c | Iustin Pop |
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300 | ff9c047c | Iustin Pop | This replaces the tags set with a list.
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301 | ff9c047c | Iustin Pop |
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302 | ff9c047c | Iustin Pop | """
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303 | ff9c047c | Iustin Pop | bo = super(TaggableObject, self).ToDict() |
304 | ff9c047c | Iustin Pop | |
305 | ff9c047c | Iustin Pop | tags = bo.get("tags", None) |
306 | ff9c047c | Iustin Pop | if isinstance(tags, set): |
307 | ff9c047c | Iustin Pop | bo["tags"] = list(tags) |
308 | ff9c047c | Iustin Pop | return bo
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309 | ff9c047c | Iustin Pop | |
310 | ff9c047c | Iustin Pop | @classmethod
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311 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
312 | ff9c047c | Iustin Pop | """Custom function for instances.
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313 | ff9c047c | Iustin Pop |
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314 | ff9c047c | Iustin Pop | """
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315 | ff9c047c | Iustin Pop | obj = super(TaggableObject, cls).FromDict(val)
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316 | ff9c047c | Iustin Pop | if hasattr(obj, "tags") and isinstance(obj.tags, list): |
317 | ff9c047c | Iustin Pop | obj.tags = set(obj.tags)
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318 | ff9c047c | Iustin Pop | return obj
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319 | ff9c047c | Iustin Pop | |
320 | 5c947f38 | Iustin Pop | |
321 | 061af273 | Andrea Spadaccini | class MasterNetworkParameters(ConfigObject): |
322 | 061af273 | Andrea Spadaccini | """Network configuration parameters for the master
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323 | 061af273 | Andrea Spadaccini |
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324 | 061af273 | Andrea Spadaccini | @ivar name: master name
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325 | 061af273 | Andrea Spadaccini | @ivar ip: master IP
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326 | 061af273 | Andrea Spadaccini | @ivar netmask: master netmask
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327 | 061af273 | Andrea Spadaccini | @ivar netdev: master network device
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328 | 061af273 | Andrea Spadaccini | @ivar ip_family: master IP family
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329 | 061af273 | Andrea Spadaccini |
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330 | 061af273 | Andrea Spadaccini | """
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331 | 061af273 | Andrea Spadaccini | __slots__ = [ |
332 | 061af273 | Andrea Spadaccini | "name",
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333 | 061af273 | Andrea Spadaccini | "ip",
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334 | 061af273 | Andrea Spadaccini | "netmask",
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335 | 061af273 | Andrea Spadaccini | "netdev",
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336 | 061af273 | Andrea Spadaccini | "ip_family"
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337 | 061af273 | Andrea Spadaccini | ] |
338 | 061af273 | Andrea Spadaccini | |
339 | 061af273 | Andrea Spadaccini | |
340 | a8083063 | Iustin Pop | class ConfigData(ConfigObject): |
341 | a8083063 | Iustin Pop | """Top-level config object."""
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342 | 3df43542 | Guido Trotter | __slots__ = [ |
343 | 3df43542 | Guido Trotter | "version",
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344 | 3df43542 | Guido Trotter | "cluster",
|
345 | 3df43542 | Guido Trotter | "nodes",
|
346 | 3df43542 | Guido Trotter | "nodegroups",
|
347 | 3df43542 | Guido Trotter | "instances",
|
348 | 3df43542 | Guido Trotter | "serial_no",
|
349 | 3df43542 | Guido Trotter | ] + _TIMESTAMPS |
350 | a8083063 | Iustin Pop | |
351 | ff9c047c | Iustin Pop | def ToDict(self): |
352 | ff9c047c | Iustin Pop | """Custom function for top-level config data.
|
353 | ff9c047c | Iustin Pop |
|
354 | ff9c047c | Iustin Pop | This just replaces the list of instances, nodes and the cluster
|
355 | ff9c047c | Iustin Pop | with standard python types.
|
356 | ff9c047c | Iustin Pop |
|
357 | ff9c047c | Iustin Pop | """
|
358 | ff9c047c | Iustin Pop | mydict = super(ConfigData, self).ToDict() |
359 | ff9c047c | Iustin Pop | mydict["cluster"] = mydict["cluster"].ToDict() |
360 | 3df43542 | Guido Trotter | for key in "nodes", "instances", "nodegroups": |
361 | ff9c047c | Iustin Pop | mydict[key] = self._ContainerToDicts(mydict[key])
|
362 | ff9c047c | Iustin Pop | |
363 | ff9c047c | Iustin Pop | return mydict
|
364 | ff9c047c | Iustin Pop | |
365 | ff9c047c | Iustin Pop | @classmethod
|
366 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
367 | ff9c047c | Iustin Pop | """Custom function for top-level config data
|
368 | ff9c047c | Iustin Pop |
|
369 | ff9c047c | Iustin Pop | """
|
370 | ff9c047c | Iustin Pop | obj = super(ConfigData, cls).FromDict(val)
|
371 | ff9c047c | Iustin Pop | obj.cluster = Cluster.FromDict(obj.cluster) |
372 | ff9c047c | Iustin Pop | obj.nodes = cls._ContainerFromDicts(obj.nodes, dict, Node)
|
373 | ff9c047c | Iustin Pop | obj.instances = cls._ContainerFromDicts(obj.instances, dict, Instance)
|
374 | 3df43542 | Guido Trotter | obj.nodegroups = cls._ContainerFromDicts(obj.nodegroups, dict, NodeGroup)
|
375 | ff9c047c | Iustin Pop | return obj
|
376 | ff9c047c | Iustin Pop | |
377 | 51cb1581 | Luca Bigliardi | def HasAnyDiskOfType(self, dev_type): |
378 | 51cb1581 | Luca Bigliardi | """Check if in there is at disk of the given type in the configuration.
|
379 | 51cb1581 | Luca Bigliardi |
|
380 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
381 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
382 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
383 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a disk of the given type was found or not
|
384 | 51cb1581 | Luca Bigliardi |
|
385 | 51cb1581 | Luca Bigliardi | """
|
386 | 51cb1581 | Luca Bigliardi | for instance in self.instances.values(): |
387 | 51cb1581 | Luca Bigliardi | for disk in instance.disks: |
388 | 51cb1581 | Luca Bigliardi | if disk.IsBasedOnDiskType(dev_type):
|
389 | 51cb1581 | Luca Bigliardi | return True |
390 | 51cb1581 | Luca Bigliardi | return False |
391 | 51cb1581 | Luca Bigliardi | |
392 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
393 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
394 | 90d726a8 | Iustin Pop |
|
395 | 90d726a8 | Iustin Pop | """
|
396 | 90d726a8 | Iustin Pop | self.cluster.UpgradeConfig()
|
397 | 90d726a8 | Iustin Pop | for node in self.nodes.values(): |
398 | 90d726a8 | Iustin Pop | node.UpgradeConfig() |
399 | 90d726a8 | Iustin Pop | for instance in self.instances.values(): |
400 | 90d726a8 | Iustin Pop | instance.UpgradeConfig() |
401 | 3df43542 | Guido Trotter | if self.nodegroups is None: |
402 | 3df43542 | Guido Trotter | self.nodegroups = {}
|
403 | 3df43542 | Guido Trotter | for nodegroup in self.nodegroups.values(): |
404 | 3df43542 | Guido Trotter | nodegroup.UpgradeConfig() |
405 | ee2f0ed4 | Luca Bigliardi | if self.cluster.drbd_usermode_helper is None: |
406 | ee2f0ed4 | Luca Bigliardi | # To decide if we set an helper let's check if at least one instance has
|
407 | ee2f0ed4 | Luca Bigliardi | # a DRBD disk. This does not cover all the possible scenarios but it
|
408 | ee2f0ed4 | Luca Bigliardi | # gives a good approximation.
|
409 | ee2f0ed4 | Luca Bigliardi | if self.HasAnyDiskOfType(constants.LD_DRBD8): |
410 | ee2f0ed4 | Luca Bigliardi | self.cluster.drbd_usermode_helper = constants.DEFAULT_DRBD_HELPER
|
411 | 90d726a8 | Iustin Pop | |
412 | a8083063 | Iustin Pop | |
413 | a8083063 | Iustin Pop | class NIC(ConfigObject): |
414 | a8083063 | Iustin Pop | """Config object representing a network card."""
|
415 | 1177d70e | Guido Trotter | __slots__ = ["mac", "ip", "nicparams"] |
416 | a8083063 | Iustin Pop | |
417 | 255e19d4 | Guido Trotter | @classmethod
|
418 | 255e19d4 | Guido Trotter | def CheckParameterSyntax(cls, nicparams): |
419 | 255e19d4 | Guido Trotter | """Check the given parameters for validity.
|
420 | 255e19d4 | Guido Trotter |
|
421 | 255e19d4 | Guido Trotter | @type nicparams: dict
|
422 | 255e19d4 | Guido Trotter | @param nicparams: dictionary with parameter names/value
|
423 | 255e19d4 | Guido Trotter | @raise errors.ConfigurationError: when a parameter is not valid
|
424 | 255e19d4 | Guido Trotter |
|
425 | 255e19d4 | Guido Trotter | """
|
426 | e8448672 | Agata Murawska | if (nicparams[constants.NIC_MODE] not in constants.NIC_VALID_MODES and |
427 | e8448672 | Agata Murawska | nicparams[constants.NIC_MODE] != constants.VALUE_AUTO): |
428 | 255e19d4 | Guido Trotter | err = "Invalid nic mode: %s" % nicparams[constants.NIC_MODE]
|
429 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
430 | 255e19d4 | Guido Trotter | |
431 | 0c9d32c1 | Guido Trotter | if (nicparams[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED and |
432 | 255e19d4 | Guido Trotter | not nicparams[constants.NIC_LINK]):
|
433 | 255e19d4 | Guido Trotter | err = "Missing bridged nic link"
|
434 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
435 | 255e19d4 | Guido Trotter | |
436 | a8083063 | Iustin Pop | |
437 | a8083063 | Iustin Pop | class Disk(ConfigObject): |
438 | a8083063 | Iustin Pop | """Config object representing a block device."""
|
439 | a8083063 | Iustin Pop | __slots__ = ["dev_type", "logical_id", "physical_id", |
440 | 08db7c5c | Iustin Pop | "children", "iv_name", "size", "mode"] |
441 | a8083063 | Iustin Pop | |
442 | a8083063 | Iustin Pop | def CreateOnSecondary(self): |
443 | a8083063 | Iustin Pop | """Test if this device needs to be created on a secondary node."""
|
444 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
445 | a8083063 | Iustin Pop | |
446 | a8083063 | Iustin Pop | def AssembleOnSecondary(self): |
447 | a8083063 | Iustin Pop | """Test if this device needs to be assembled on a secondary node."""
|
448 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
449 | a8083063 | Iustin Pop | |
450 | a8083063 | Iustin Pop | def OpenOnSecondary(self): |
451 | a8083063 | Iustin Pop | """Test if this device needs to be opened on a secondary node."""
|
452 | fe96220b | Iustin Pop | return self.dev_type in (constants.LD_LV,) |
453 | a8083063 | Iustin Pop | |
454 | 222f2dd5 | Iustin Pop | def StaticDevPath(self): |
455 | 222f2dd5 | Iustin Pop | """Return the device path if this device type has a static one.
|
456 | 222f2dd5 | Iustin Pop |
|
457 | 222f2dd5 | Iustin Pop | Some devices (LVM for example) live always at the same /dev/ path,
|
458 | 222f2dd5 | Iustin Pop | irrespective of their status. For such devices, we return this
|
459 | 222f2dd5 | Iustin Pop | path, for others we return None.
|
460 | 222f2dd5 | Iustin Pop |
|
461 | e51db2a6 | Iustin Pop | @warning: The path returned is not a normalized pathname; callers
|
462 | e51db2a6 | Iustin Pop | should check that it is a valid path.
|
463 | e51db2a6 | Iustin Pop |
|
464 | 222f2dd5 | Iustin Pop | """
|
465 | 222f2dd5 | Iustin Pop | if self.dev_type == constants.LD_LV: |
466 | 222f2dd5 | Iustin Pop | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
467 | b6135bbc | Apollon Oikonomopoulos | elif self.dev_type == constants.LD_BLOCKDEV: |
468 | b6135bbc | Apollon Oikonomopoulos | return self.logical_id[1] |
469 | 222f2dd5 | Iustin Pop | return None |
470 | 222f2dd5 | Iustin Pop | |
471 | fc1dc9d7 | Iustin Pop | def ChildrenNeeded(self): |
472 | fc1dc9d7 | Iustin Pop | """Compute the needed number of children for activation.
|
473 | fc1dc9d7 | Iustin Pop |
|
474 | fc1dc9d7 | Iustin Pop | This method will return either -1 (all children) or a positive
|
475 | fc1dc9d7 | Iustin Pop | number denoting the minimum number of children needed for
|
476 | fc1dc9d7 | Iustin Pop | activation (only mirrored devices will usually return >=0).
|
477 | fc1dc9d7 | Iustin Pop |
|
478 | fc1dc9d7 | Iustin Pop | Currently, only DRBD8 supports diskless activation (therefore we
|
479 | fc1dc9d7 | Iustin Pop | return 0), for all other we keep the previous semantics and return
|
480 | fc1dc9d7 | Iustin Pop | -1.
|
481 | fc1dc9d7 | Iustin Pop |
|
482 | fc1dc9d7 | Iustin Pop | """
|
483 | fc1dc9d7 | Iustin Pop | if self.dev_type == constants.LD_DRBD8: |
484 | fc1dc9d7 | Iustin Pop | return 0 |
485 | fc1dc9d7 | Iustin Pop | return -1 |
486 | fc1dc9d7 | Iustin Pop | |
487 | 51cb1581 | Luca Bigliardi | def IsBasedOnDiskType(self, dev_type): |
488 | 51cb1581 | Luca Bigliardi | """Check if the disk or its children are based on the given type.
|
489 | 51cb1581 | Luca Bigliardi |
|
490 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
491 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
492 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
493 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a device of the given type was found or not
|
494 | 51cb1581 | Luca Bigliardi |
|
495 | 51cb1581 | Luca Bigliardi | """
|
496 | 51cb1581 | Luca Bigliardi | if self.children: |
497 | 51cb1581 | Luca Bigliardi | for child in self.children: |
498 | 51cb1581 | Luca Bigliardi | if child.IsBasedOnDiskType(dev_type):
|
499 | 51cb1581 | Luca Bigliardi | return True |
500 | 51cb1581 | Luca Bigliardi | return self.dev_type == dev_type |
501 | 51cb1581 | Luca Bigliardi | |
502 | a8083063 | Iustin Pop | def GetNodes(self, node): |
503 | a8083063 | Iustin Pop | """This function returns the nodes this device lives on.
|
504 | a8083063 | Iustin Pop |
|
505 | a8083063 | Iustin Pop | Given the node on which the parent of the device lives on (or, in
|
506 | a8083063 | Iustin Pop | case of a top-level device, the primary node of the devices'
|
507 | a8083063 | Iustin Pop | instance), this function will return a list of nodes on which this
|
508 | a8083063 | Iustin Pop | devices needs to (or can) be assembled.
|
509 | a8083063 | Iustin Pop |
|
510 | a8083063 | Iustin Pop | """
|
511 | b6135bbc | Apollon Oikonomopoulos | if self.dev_type in [constants.LD_LV, constants.LD_FILE, |
512 | b6135bbc | Apollon Oikonomopoulos | constants.LD_BLOCKDEV]: |
513 | a8083063 | Iustin Pop | result = [node] |
514 | a1f445d3 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
515 | a8083063 | Iustin Pop | result = [self.logical_id[0], self.logical_id[1]] |
516 | a8083063 | Iustin Pop | if node not in result: |
517 | 3ecf6786 | Iustin Pop | raise errors.ConfigurationError("DRBD device passed unknown node") |
518 | a8083063 | Iustin Pop | else:
|
519 | 3ecf6786 | Iustin Pop | raise errors.ProgrammerError("Unhandled device type %s" % self.dev_type) |
520 | a8083063 | Iustin Pop | return result
|
521 | a8083063 | Iustin Pop | |
522 | a8083063 | Iustin Pop | def ComputeNodeTree(self, parent_node): |
523 | a8083063 | Iustin Pop | """Compute the node/disk tree for this disk and its children.
|
524 | a8083063 | Iustin Pop |
|
525 | a8083063 | Iustin Pop | This method, given the node on which the parent disk lives, will
|
526 | a8083063 | Iustin Pop | return the list of all (node, disk) pairs which describe the disk
|
527 | abdf0113 | Iustin Pop | tree in the most compact way. For example, a drbd/lvm stack
|
528 | abdf0113 | Iustin Pop | will be returned as (primary_node, drbd) and (secondary_node, drbd)
|
529 | abdf0113 | Iustin Pop | which represents all the top-level devices on the nodes.
|
530 | a8083063 | Iustin Pop |
|
531 | a8083063 | Iustin Pop | """
|
532 | a8083063 | Iustin Pop | my_nodes = self.GetNodes(parent_node)
|
533 | a8083063 | Iustin Pop | result = [(node, self) for node in my_nodes] |
534 | a8083063 | Iustin Pop | if not self.children: |
535 | a8083063 | Iustin Pop | # leaf device
|
536 | a8083063 | Iustin Pop | return result
|
537 | a8083063 | Iustin Pop | for node in my_nodes: |
538 | a8083063 | Iustin Pop | for child in self.children: |
539 | a8083063 | Iustin Pop | child_result = child.ComputeNodeTree(node) |
540 | a8083063 | Iustin Pop | if len(child_result) == 1: |
541 | a8083063 | Iustin Pop | # child (and all its descendants) is simple, doesn't split
|
542 | a8083063 | Iustin Pop | # over multiple hosts, so we don't need to describe it, our
|
543 | a8083063 | Iustin Pop | # own entry for this node describes it completely
|
544 | a8083063 | Iustin Pop | continue
|
545 | a8083063 | Iustin Pop | else:
|
546 | a8083063 | Iustin Pop | # check if child nodes differ from my nodes; note that
|
547 | a8083063 | Iustin Pop | # subdisk can differ from the child itself, and be instead
|
548 | a8083063 | Iustin Pop | # one of its descendants
|
549 | a8083063 | Iustin Pop | for subnode, subdisk in child_result: |
550 | a8083063 | Iustin Pop | if subnode not in my_nodes: |
551 | a8083063 | Iustin Pop | result.append((subnode, subdisk)) |
552 | a8083063 | Iustin Pop | # otherwise child is under our own node, so we ignore this
|
553 | a8083063 | Iustin Pop | # entry (but probably the other results in the list will
|
554 | a8083063 | Iustin Pop | # be different)
|
555 | a8083063 | Iustin Pop | return result
|
556 | a8083063 | Iustin Pop | |
557 | 6d33a6eb | Iustin Pop | def ComputeGrowth(self, amount): |
558 | 6d33a6eb | Iustin Pop | """Compute the per-VG growth requirements.
|
559 | 6d33a6eb | Iustin Pop |
|
560 | 6d33a6eb | Iustin Pop | This only works for VG-based disks.
|
561 | 6d33a6eb | Iustin Pop |
|
562 | 6d33a6eb | Iustin Pop | @type amount: integer
|
563 | 6d33a6eb | Iustin Pop | @param amount: the desired increase in (user-visible) disk space
|
564 | 6d33a6eb | Iustin Pop | @rtype: dict
|
565 | 6d33a6eb | Iustin Pop | @return: a dictionary of volume-groups and the required size
|
566 | 6d33a6eb | Iustin Pop |
|
567 | 6d33a6eb | Iustin Pop | """
|
568 | 6d33a6eb | Iustin Pop | if self.dev_type == constants.LD_LV: |
569 | 6d33a6eb | Iustin Pop | return {self.logical_id[0]: amount} |
570 | 6d33a6eb | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
571 | 6d33a6eb | Iustin Pop | if self.children: |
572 | 6d33a6eb | Iustin Pop | return self.children[0].ComputeGrowth(amount) |
573 | 6d33a6eb | Iustin Pop | else:
|
574 | 6d33a6eb | Iustin Pop | return {}
|
575 | 6d33a6eb | Iustin Pop | else:
|
576 | 6d33a6eb | Iustin Pop | # Other disk types do not require VG space
|
577 | 6d33a6eb | Iustin Pop | return {}
|
578 | 6d33a6eb | Iustin Pop | |
579 | acec9d51 | Iustin Pop | def RecordGrow(self, amount): |
580 | acec9d51 | Iustin Pop | """Update the size of this disk after growth.
|
581 | acec9d51 | Iustin Pop |
|
582 | acec9d51 | Iustin Pop | This method recurses over the disks's children and updates their
|
583 | acec9d51 | Iustin Pop | size correspondigly. The method needs to be kept in sync with the
|
584 | acec9d51 | Iustin Pop | actual algorithms from bdev.
|
585 | acec9d51 | Iustin Pop |
|
586 | acec9d51 | Iustin Pop | """
|
587 | 4b97f902 | Apollon Oikonomopoulos | if self.dev_type in (constants.LD_LV, constants.LD_FILE): |
588 | acec9d51 | Iustin Pop | self.size += amount
|
589 | acec9d51 | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
590 | acec9d51 | Iustin Pop | if self.children: |
591 | acec9d51 | Iustin Pop | self.children[0].RecordGrow(amount) |
592 | acec9d51 | Iustin Pop | self.size += amount
|
593 | acec9d51 | Iustin Pop | else:
|
594 | acec9d51 | Iustin Pop | raise errors.ProgrammerError("Disk.RecordGrow called for unsupported" |
595 | acec9d51 | Iustin Pop | " disk type %s" % self.dev_type) |
596 | acec9d51 | Iustin Pop | |
597 | a805ec18 | Iustin Pop | def UnsetSize(self): |
598 | a805ec18 | Iustin Pop | """Sets recursively the size to zero for the disk and its children.
|
599 | a805ec18 | Iustin Pop |
|
600 | a805ec18 | Iustin Pop | """
|
601 | a805ec18 | Iustin Pop | if self.children: |
602 | a805ec18 | Iustin Pop | for child in self.children: |
603 | a805ec18 | Iustin Pop | child.UnsetSize() |
604 | a805ec18 | Iustin Pop | self.size = 0 |
605 | a805ec18 | Iustin Pop | |
606 | 0402302c | Iustin Pop | def SetPhysicalID(self, target_node, nodes_ip): |
607 | 0402302c | Iustin Pop | """Convert the logical ID to the physical ID.
|
608 | 0402302c | Iustin Pop |
|
609 | 0402302c | Iustin Pop | This is used only for drbd, which needs ip/port configuration.
|
610 | 0402302c | Iustin Pop |
|
611 | 0402302c | Iustin Pop | The routine descends down and updates its children also, because
|
612 | 0402302c | Iustin Pop | this helps when the only the top device is passed to the remote
|
613 | 0402302c | Iustin Pop | node.
|
614 | 0402302c | Iustin Pop |
|
615 | 0402302c | Iustin Pop | Arguments:
|
616 | 0402302c | Iustin Pop | - target_node: the node we wish to configure for
|
617 | 0402302c | Iustin Pop | - nodes_ip: a mapping of node name to ip
|
618 | 0402302c | Iustin Pop |
|
619 | 0402302c | Iustin Pop | The target_node must exist in in nodes_ip, and must be one of the
|
620 | 0402302c | Iustin Pop | nodes in the logical ID for each of the DRBD devices encountered
|
621 | 0402302c | Iustin Pop | in the disk tree.
|
622 | 0402302c | Iustin Pop |
|
623 | 0402302c | Iustin Pop | """
|
624 | 0402302c | Iustin Pop | if self.children: |
625 | 0402302c | Iustin Pop | for child in self.children: |
626 | 0402302c | Iustin Pop | child.SetPhysicalID(target_node, nodes_ip) |
627 | 0402302c | Iustin Pop | |
628 | 0402302c | Iustin Pop | if self.logical_id is None and self.physical_id is not None: |
629 | 0402302c | Iustin Pop | return
|
630 | 0402302c | Iustin Pop | if self.dev_type in constants.LDS_DRBD: |
631 | f9518d38 | Iustin Pop | pnode, snode, port, pminor, sminor, secret = self.logical_id
|
632 | 0402302c | Iustin Pop | if target_node not in (pnode, snode): |
633 | 0402302c | Iustin Pop | raise errors.ConfigurationError("DRBD device not knowing node %s" % |
634 | 0402302c | Iustin Pop | target_node) |
635 | 0402302c | Iustin Pop | pnode_ip = nodes_ip.get(pnode, None)
|
636 | 0402302c | Iustin Pop | snode_ip = nodes_ip.get(snode, None)
|
637 | 0402302c | Iustin Pop | if pnode_ip is None or snode_ip is None: |
638 | 0402302c | Iustin Pop | raise errors.ConfigurationError("Can't find primary or secondary node" |
639 | 0402302c | Iustin Pop | " for %s" % str(self)) |
640 | ffa1c0dc | Iustin Pop | p_data = (pnode_ip, port) |
641 | ffa1c0dc | Iustin Pop | s_data = (snode_ip, port) |
642 | 0402302c | Iustin Pop | if pnode == target_node:
|
643 | f9518d38 | Iustin Pop | self.physical_id = p_data + s_data + (pminor, secret)
|
644 | 0402302c | Iustin Pop | else: # it must be secondary, we tested above |
645 | f9518d38 | Iustin Pop | self.physical_id = s_data + p_data + (sminor, secret)
|
646 | 0402302c | Iustin Pop | else:
|
647 | 0402302c | Iustin Pop | self.physical_id = self.logical_id |
648 | 0402302c | Iustin Pop | return
|
649 | 0402302c | Iustin Pop | |
650 | ff9c047c | Iustin Pop | def ToDict(self): |
651 | ff9c047c | Iustin Pop | """Disk-specific conversion to standard python types.
|
652 | ff9c047c | Iustin Pop |
|
653 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of
|
654 | ff9c047c | Iustin Pop | standard python types.
|
655 | ff9c047c | Iustin Pop |
|
656 | ff9c047c | Iustin Pop | """
|
657 | ff9c047c | Iustin Pop | bo = super(Disk, self).ToDict() |
658 | ff9c047c | Iustin Pop | |
659 | ff9c047c | Iustin Pop | for attr in ("children",): |
660 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
661 | ff9c047c | Iustin Pop | if alist:
|
662 | ff9c047c | Iustin Pop | bo[attr] = self._ContainerToDicts(alist)
|
663 | ff9c047c | Iustin Pop | return bo
|
664 | ff9c047c | Iustin Pop | |
665 | ff9c047c | Iustin Pop | @classmethod
|
666 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
667 | ff9c047c | Iustin Pop | """Custom function for Disks
|
668 | ff9c047c | Iustin Pop |
|
669 | ff9c047c | Iustin Pop | """
|
670 | ff9c047c | Iustin Pop | obj = super(Disk, cls).FromDict(val)
|
671 | ff9c047c | Iustin Pop | if obj.children:
|
672 | ff9c047c | Iustin Pop | obj.children = cls._ContainerFromDicts(obj.children, list, Disk)
|
673 | ff9c047c | Iustin Pop | if obj.logical_id and isinstance(obj.logical_id, list): |
674 | ff9c047c | Iustin Pop | obj.logical_id = tuple(obj.logical_id)
|
675 | ff9c047c | Iustin Pop | if obj.physical_id and isinstance(obj.physical_id, list): |
676 | ff9c047c | Iustin Pop | obj.physical_id = tuple(obj.physical_id)
|
677 | f9518d38 | Iustin Pop | if obj.dev_type in constants.LDS_DRBD: |
678 | f9518d38 | Iustin Pop | # we need a tuple of length six here
|
679 | f9518d38 | Iustin Pop | if len(obj.logical_id) < 6: |
680 | f9518d38 | Iustin Pop | obj.logical_id += (None,) * (6 - len(obj.logical_id)) |
681 | ff9c047c | Iustin Pop | return obj
|
682 | ff9c047c | Iustin Pop | |
683 | 65a15336 | Iustin Pop | def __str__(self): |
684 | 65a15336 | Iustin Pop | """Custom str() formatter for disks.
|
685 | 65a15336 | Iustin Pop |
|
686 | 65a15336 | Iustin Pop | """
|
687 | 65a15336 | Iustin Pop | if self.dev_type == constants.LD_LV: |
688 | e687ec01 | Michael Hanselmann | val = "<LogicalVolume(/dev/%s/%s" % self.logical_id |
689 | 65a15336 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
690 | 89f28b76 | Iustin Pop | node_a, node_b, port, minor_a, minor_b = self.logical_id[:5] |
691 | 00fb8246 | Michael Hanselmann | val = "<DRBD8("
|
692 | 073ca59e | Iustin Pop | if self.physical_id is None: |
693 | 073ca59e | Iustin Pop | phy = "unconfigured"
|
694 | 073ca59e | Iustin Pop | else:
|
695 | 073ca59e | Iustin Pop | phy = ("configured as %s:%s %s:%s" %
|
696 | 25a915d0 | Iustin Pop | (self.physical_id[0], self.physical_id[1], |
697 | 25a915d0 | Iustin Pop | self.physical_id[2], self.physical_id[3])) |
698 | 073ca59e | Iustin Pop | |
699 | 89f28b76 | Iustin Pop | val += ("hosts=%s/%d-%s/%d, port=%s, %s, " %
|
700 | 89f28b76 | Iustin Pop | (node_a, minor_a, node_b, minor_b, port, phy)) |
701 | 65a15336 | Iustin Pop | if self.children and self.children.count(None) == 0: |
702 | 65a15336 | Iustin Pop | val += "backend=%s, metadev=%s" % (self.children[0], self.children[1]) |
703 | 65a15336 | Iustin Pop | else:
|
704 | 65a15336 | Iustin Pop | val += "no local storage"
|
705 | 65a15336 | Iustin Pop | else:
|
706 | 65a15336 | Iustin Pop | val = ("<Disk(type=%s, logical_id=%s, physical_id=%s, children=%s" %
|
707 | 65a15336 | Iustin Pop | (self.dev_type, self.logical_id, self.physical_id, self.children)) |
708 | 65a15336 | Iustin Pop | if self.iv_name is None: |
709 | 65a15336 | Iustin Pop | val += ", not visible"
|
710 | 65a15336 | Iustin Pop | else:
|
711 | 65a15336 | Iustin Pop | val += ", visible as /dev/%s" % self.iv_name |
712 | fd965830 | Iustin Pop | if isinstance(self.size, int): |
713 | fd965830 | Iustin Pop | val += ", size=%dm)>" % self.size |
714 | fd965830 | Iustin Pop | else:
|
715 | fd965830 | Iustin Pop | val += ", size='%s')>" % (self.size,) |
716 | 65a15336 | Iustin Pop | return val
|
717 | 65a15336 | Iustin Pop | |
718 | 332d0e37 | Iustin Pop | def Verify(self): |
719 | 332d0e37 | Iustin Pop | """Checks that this disk is correctly configured.
|
720 | 332d0e37 | Iustin Pop |
|
721 | 332d0e37 | Iustin Pop | """
|
722 | 7c4d6c7b | Michael Hanselmann | all_errors = [] |
723 | 332d0e37 | Iustin Pop | if self.mode not in constants.DISK_ACCESS_SET: |
724 | 7c4d6c7b | Michael Hanselmann | all_errors.append("Disk access mode '%s' is invalid" % (self.mode, )) |
725 | 7c4d6c7b | Michael Hanselmann | return all_errors
|
726 | 332d0e37 | Iustin Pop | |
727 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
728 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
729 | 90d726a8 | Iustin Pop |
|
730 | 90d726a8 | Iustin Pop | """
|
731 | 90d726a8 | Iustin Pop | if self.children: |
732 | 90d726a8 | Iustin Pop | for child in self.children: |
733 | 90d726a8 | Iustin Pop | child.UpgradeConfig() |
734 | 90d726a8 | Iustin Pop | # add here config upgrade for this disk
|
735 | 90d726a8 | Iustin Pop | |
736 | a8083063 | Iustin Pop | |
737 | ec29fe40 | Iustin Pop | class Instance(TaggableObject): |
738 | a8083063 | Iustin Pop | """Config object representing an instance."""
|
739 | 154b9580 | Balazs Lecz | __slots__ = [ |
740 | a8083063 | Iustin Pop | "name",
|
741 | a8083063 | Iustin Pop | "primary_node",
|
742 | a8083063 | Iustin Pop | "os",
|
743 | e69d05fd | Iustin Pop | "hypervisor",
|
744 | 5bf7b5cf | Iustin Pop | "hvparams",
|
745 | 5bf7b5cf | Iustin Pop | "beparams",
|
746 | 1bdcbbab | Iustin Pop | "osparams",
|
747 | 0d68c45d | Iustin Pop | "admin_up",
|
748 | a8083063 | Iustin Pop | "nics",
|
749 | a8083063 | Iustin Pop | "disks",
|
750 | a8083063 | Iustin Pop | "disk_template",
|
751 | 58acb49d | Alexander Schreiber | "network_port",
|
752 | be1fa613 | Iustin Pop | "serial_no",
|
753 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
754 | a8083063 | Iustin Pop | |
755 | a8083063 | Iustin Pop | def _ComputeSecondaryNodes(self): |
756 | a8083063 | Iustin Pop | """Compute the list of secondary nodes.
|
757 | a8083063 | Iustin Pop |
|
758 | cfcc5c6d | Iustin Pop | This is a simple wrapper over _ComputeAllNodes.
|
759 | cfcc5c6d | Iustin Pop |
|
760 | cfcc5c6d | Iustin Pop | """
|
761 | cfcc5c6d | Iustin Pop | all_nodes = set(self._ComputeAllNodes()) |
762 | cfcc5c6d | Iustin Pop | all_nodes.discard(self.primary_node)
|
763 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
764 | cfcc5c6d | Iustin Pop | |
765 | cfcc5c6d | Iustin Pop | secondary_nodes = property(_ComputeSecondaryNodes, None, None, |
766 | cfcc5c6d | Iustin Pop | "List of secondary nodes")
|
767 | cfcc5c6d | Iustin Pop | |
768 | cfcc5c6d | Iustin Pop | def _ComputeAllNodes(self): |
769 | cfcc5c6d | Iustin Pop | """Compute the list of all nodes.
|
770 | cfcc5c6d | Iustin Pop |
|
771 | a8083063 | Iustin Pop | Since the data is already there (in the drbd disks), keeping it as
|
772 | a8083063 | Iustin Pop | a separate normal attribute is redundant and if not properly
|
773 | a8083063 | Iustin Pop | synchronised can cause problems. Thus it's better to compute it
|
774 | a8083063 | Iustin Pop | dynamically.
|
775 | a8083063 | Iustin Pop |
|
776 | a8083063 | Iustin Pop | """
|
777 | cfcc5c6d | Iustin Pop | def _Helper(nodes, device): |
778 | cfcc5c6d | Iustin Pop | """Recursively computes nodes given a top device."""
|
779 | a1f445d3 | Iustin Pop | if device.dev_type in constants.LDS_DRBD: |
780 | cfcc5c6d | Iustin Pop | nodea, nodeb = device.logical_id[:2]
|
781 | cfcc5c6d | Iustin Pop | nodes.add(nodea) |
782 | cfcc5c6d | Iustin Pop | nodes.add(nodeb) |
783 | a8083063 | Iustin Pop | if device.children:
|
784 | a8083063 | Iustin Pop | for child in device.children: |
785 | cfcc5c6d | Iustin Pop | _Helper(nodes, child) |
786 | a8083063 | Iustin Pop | |
787 | cfcc5c6d | Iustin Pop | all_nodes = set()
|
788 | 99c7b2a1 | Iustin Pop | all_nodes.add(self.primary_node)
|
789 | a8083063 | Iustin Pop | for device in self.disks: |
790 | cfcc5c6d | Iustin Pop | _Helper(all_nodes, device) |
791 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
792 | a8083063 | Iustin Pop | |
793 | cfcc5c6d | Iustin Pop | all_nodes = property(_ComputeAllNodes, None, None, |
794 | cfcc5c6d | Iustin Pop | "List of all nodes of the instance")
|
795 | a8083063 | Iustin Pop | |
796 | a8083063 | Iustin Pop | def MapLVsByNode(self, lvmap=None, devs=None, node=None): |
797 | a8083063 | Iustin Pop | """Provide a mapping of nodes to LVs this instance owns.
|
798 | a8083063 | Iustin Pop |
|
799 | c41eea6e | Iustin Pop | This function figures out what logical volumes should belong on
|
800 | c41eea6e | Iustin Pop | which nodes, recursing through a device tree.
|
801 | a8083063 | Iustin Pop |
|
802 | c41eea6e | Iustin Pop | @param lvmap: optional dictionary to receive the
|
803 | c41eea6e | Iustin Pop | 'node' : ['lv', ...] data.
|
804 | a8083063 | Iustin Pop |
|
805 | 84d7e26b | Dmitry Chernyak | @return: None if lvmap arg is given, otherwise, a dictionary of
|
806 | 84d7e26b | Dmitry Chernyak | the form { 'nodename' : ['volume1', 'volume2', ...], ... };
|
807 | 84d7e26b | Dmitry Chernyak | volumeN is of the form "vg_name/lv_name", compatible with
|
808 | 84d7e26b | Dmitry Chernyak | GetVolumeList()
|
809 | a8083063 | Iustin Pop |
|
810 | a8083063 | Iustin Pop | """
|
811 | a8083063 | Iustin Pop | if node == None: |
812 | a8083063 | Iustin Pop | node = self.primary_node
|
813 | a8083063 | Iustin Pop | |
814 | a8083063 | Iustin Pop | if lvmap is None: |
815 | e687ec01 | Michael Hanselmann | lvmap = { |
816 | e687ec01 | Michael Hanselmann | node: [], |
817 | e687ec01 | Michael Hanselmann | } |
818 | a8083063 | Iustin Pop | ret = lvmap |
819 | a8083063 | Iustin Pop | else:
|
820 | a8083063 | Iustin Pop | if not node in lvmap: |
821 | a8083063 | Iustin Pop | lvmap[node] = [] |
822 | a8083063 | Iustin Pop | ret = None
|
823 | a8083063 | Iustin Pop | |
824 | a8083063 | Iustin Pop | if not devs: |
825 | a8083063 | Iustin Pop | devs = self.disks
|
826 | a8083063 | Iustin Pop | |
827 | a8083063 | Iustin Pop | for dev in devs: |
828 | fe96220b | Iustin Pop | if dev.dev_type == constants.LD_LV:
|
829 | e687ec01 | Michael Hanselmann | lvmap[node].append(dev.logical_id[0] + "/" + dev.logical_id[1]) |
830 | a8083063 | Iustin Pop | |
831 | a1f445d3 | Iustin Pop | elif dev.dev_type in constants.LDS_DRBD: |
832 | a8083063 | Iustin Pop | if dev.children:
|
833 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[0]) |
834 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[1]) |
835 | a8083063 | Iustin Pop | |
836 | a8083063 | Iustin Pop | elif dev.children:
|
837 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, node)
|
838 | a8083063 | Iustin Pop | |
839 | a8083063 | Iustin Pop | return ret
|
840 | a8083063 | Iustin Pop | |
841 | ad24e046 | Iustin Pop | def FindDisk(self, idx): |
842 | ad24e046 | Iustin Pop | """Find a disk given having a specified index.
|
843 | 644eeef9 | Iustin Pop |
|
844 | ad24e046 | Iustin Pop | This is just a wrapper that does validation of the index.
|
845 | 644eeef9 | Iustin Pop |
|
846 | ad24e046 | Iustin Pop | @type idx: int
|
847 | ad24e046 | Iustin Pop | @param idx: the disk index
|
848 | ad24e046 | Iustin Pop | @rtype: L{Disk}
|
849 | ad24e046 | Iustin Pop | @return: the corresponding disk
|
850 | ad24e046 | Iustin Pop | @raise errors.OpPrereqError: when the given index is not valid
|
851 | 644eeef9 | Iustin Pop |
|
852 | ad24e046 | Iustin Pop | """
|
853 | ad24e046 | Iustin Pop | try:
|
854 | ad24e046 | Iustin Pop | idx = int(idx)
|
855 | ad24e046 | Iustin Pop | return self.disks[idx] |
856 | 691744c4 | Iustin Pop | except (TypeError, ValueError), err: |
857 | debac808 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: '%s'" % str(err), |
858 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
859 | ad24e046 | Iustin Pop | except IndexError: |
860 | ad24e046 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: %d (instace has disks" |
861 | daa55b04 | Michael Hanselmann | " 0 to %d" % (idx, len(self.disks) - 1), |
862 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
863 | 644eeef9 | Iustin Pop | |
864 | ff9c047c | Iustin Pop | def ToDict(self): |
865 | ff9c047c | Iustin Pop | """Instance-specific conversion to standard python types.
|
866 | ff9c047c | Iustin Pop |
|
867 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of standard
|
868 | ff9c047c | Iustin Pop | python types.
|
869 | ff9c047c | Iustin Pop |
|
870 | ff9c047c | Iustin Pop | """
|
871 | ff9c047c | Iustin Pop | bo = super(Instance, self).ToDict() |
872 | ff9c047c | Iustin Pop | |
873 | ff9c047c | Iustin Pop | for attr in "nics", "disks": |
874 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
875 | ff9c047c | Iustin Pop | if alist:
|
876 | ff9c047c | Iustin Pop | nlist = self._ContainerToDicts(alist)
|
877 | ff9c047c | Iustin Pop | else:
|
878 | ff9c047c | Iustin Pop | nlist = [] |
879 | ff9c047c | Iustin Pop | bo[attr] = nlist |
880 | ff9c047c | Iustin Pop | return bo
|
881 | ff9c047c | Iustin Pop | |
882 | ff9c047c | Iustin Pop | @classmethod
|
883 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
884 | ff9c047c | Iustin Pop | """Custom function for instances.
|
885 | ff9c047c | Iustin Pop |
|
886 | ff9c047c | Iustin Pop | """
|
887 | ff9c047c | Iustin Pop | obj = super(Instance, cls).FromDict(val)
|
888 | ff9c047c | Iustin Pop | obj.nics = cls._ContainerFromDicts(obj.nics, list, NIC)
|
889 | ff9c047c | Iustin Pop | obj.disks = cls._ContainerFromDicts(obj.disks, list, Disk)
|
890 | ff9c047c | Iustin Pop | return obj
|
891 | ff9c047c | Iustin Pop | |
892 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
893 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
894 | 90d726a8 | Iustin Pop |
|
895 | 90d726a8 | Iustin Pop | """
|
896 | 90d726a8 | Iustin Pop | for nic in self.nics: |
897 | 90d726a8 | Iustin Pop | nic.UpgradeConfig() |
898 | 90d726a8 | Iustin Pop | for disk in self.disks: |
899 | 90d726a8 | Iustin Pop | disk.UpgradeConfig() |
900 | 7736a5f2 | Iustin Pop | if self.hvparams: |
901 | 7736a5f2 | Iustin Pop | for key in constants.HVC_GLOBALS: |
902 | 7736a5f2 | Iustin Pop | try:
|
903 | 7736a5f2 | Iustin Pop | del self.hvparams[key] |
904 | 7736a5f2 | Iustin Pop | except KeyError: |
905 | 7736a5f2 | Iustin Pop | pass
|
906 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
907 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
908 | 90d726a8 | Iustin Pop | |
909 | a8083063 | Iustin Pop | |
910 | a8083063 | Iustin Pop | class OS(ConfigObject): |
911 | b41b3516 | Iustin Pop | """Config object representing an operating system.
|
912 | b41b3516 | Iustin Pop |
|
913 | b41b3516 | Iustin Pop | @type supported_parameters: list
|
914 | b41b3516 | Iustin Pop | @ivar supported_parameters: a list of tuples, name and description,
|
915 | b41b3516 | Iustin Pop | containing the supported parameters by this OS
|
916 | b41b3516 | Iustin Pop |
|
917 | 870dc44c | Iustin Pop | @type VARIANT_DELIM: string
|
918 | 870dc44c | Iustin Pop | @cvar VARIANT_DELIM: the variant delimiter
|
919 | 870dc44c | Iustin Pop |
|
920 | b41b3516 | Iustin Pop | """
|
921 | a8083063 | Iustin Pop | __slots__ = [ |
922 | a8083063 | Iustin Pop | "name",
|
923 | a8083063 | Iustin Pop | "path",
|
924 | 082a7f91 | Guido Trotter | "api_versions",
|
925 | a8083063 | Iustin Pop | "create_script",
|
926 | a8083063 | Iustin Pop | "export_script",
|
927 | 386b57af | Iustin Pop | "import_script",
|
928 | 386b57af | Iustin Pop | "rename_script",
|
929 | b41b3516 | Iustin Pop | "verify_script",
|
930 | 6d79896b | Guido Trotter | "supported_variants",
|
931 | b41b3516 | Iustin Pop | "supported_parameters",
|
932 | a8083063 | Iustin Pop | ] |
933 | a8083063 | Iustin Pop | |
934 | 870dc44c | Iustin Pop | VARIANT_DELIM = "+"
|
935 | 870dc44c | Iustin Pop | |
936 | 870dc44c | Iustin Pop | @classmethod
|
937 | 870dc44c | Iustin Pop | def SplitNameVariant(cls, name): |
938 | 870dc44c | Iustin Pop | """Splits the name into the proper name and variant.
|
939 | 870dc44c | Iustin Pop |
|
940 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
941 | 870dc44c | Iustin Pop | @rtype: list
|
942 | 870dc44c | Iustin Pop | @return: a list of two elements; if the original name didn't
|
943 | 870dc44c | Iustin Pop | contain a variant, it's returned as an empty string
|
944 | 870dc44c | Iustin Pop |
|
945 | 870dc44c | Iustin Pop | """
|
946 | 870dc44c | Iustin Pop | nv = name.split(cls.VARIANT_DELIM, 1)
|
947 | 870dc44c | Iustin Pop | if len(nv) == 1: |
948 | 870dc44c | Iustin Pop | nv.append("")
|
949 | 870dc44c | Iustin Pop | return nv
|
950 | 870dc44c | Iustin Pop | |
951 | 870dc44c | Iustin Pop | @classmethod
|
952 | 870dc44c | Iustin Pop | def GetName(cls, name): |
953 | 870dc44c | Iustin Pop | """Returns the proper name of the os (without the variant).
|
954 | 870dc44c | Iustin Pop |
|
955 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
956 | 870dc44c | Iustin Pop |
|
957 | 870dc44c | Iustin Pop | """
|
958 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[0] |
959 | 870dc44c | Iustin Pop | |
960 | 870dc44c | Iustin Pop | @classmethod
|
961 | 870dc44c | Iustin Pop | def GetVariant(cls, name): |
962 | 870dc44c | Iustin Pop | """Returns the variant the os (without the base name).
|
963 | 870dc44c | Iustin Pop |
|
964 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
965 | 870dc44c | Iustin Pop |
|
966 | 870dc44c | Iustin Pop | """
|
967 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[1] |
968 | 870dc44c | Iustin Pop | |
969 | 7c0d6283 | Michael Hanselmann | |
970 | ec29fe40 | Iustin Pop | class Node(TaggableObject): |
971 | a8083063 | Iustin Pop | """Config object representing a node."""
|
972 | 154b9580 | Balazs Lecz | __slots__ = [ |
973 | ec29fe40 | Iustin Pop | "name",
|
974 | ec29fe40 | Iustin Pop | "primary_ip",
|
975 | ec29fe40 | Iustin Pop | "secondary_ip",
|
976 | be1fa613 | Iustin Pop | "serial_no",
|
977 | 8b8b8b81 | Iustin Pop | "master_candidate",
|
978 | fc0fe88c | Iustin Pop | "offline",
|
979 | af64c0ea | Iustin Pop | "drained",
|
980 | f936c153 | Iustin Pop | "group",
|
981 | 490acd18 | Iustin Pop | "master_capable",
|
982 | 490acd18 | Iustin Pop | "vm_capable",
|
983 | 095e71aa | René Nussbaumer | "ndparams",
|
984 | 25124d4a | René Nussbaumer | "powered",
|
985 | 5b49ed09 | René Nussbaumer | "hv_state",
|
986 | 5b49ed09 | René Nussbaumer | "disk_state",
|
987 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
988 | a8083063 | Iustin Pop | |
989 | 490acd18 | Iustin Pop | def UpgradeConfig(self): |
990 | 490acd18 | Iustin Pop | """Fill defaults for missing configuration values.
|
991 | 490acd18 | Iustin Pop |
|
992 | 490acd18 | Iustin Pop | """
|
993 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
994 | 490acd18 | Iustin Pop | # because these are "defined" via slots, not manually
|
995 | 490acd18 | Iustin Pop | if self.master_capable is None: |
996 | 490acd18 | Iustin Pop | self.master_capable = True |
997 | 490acd18 | Iustin Pop | |
998 | 490acd18 | Iustin Pop | if self.vm_capable is None: |
999 | 490acd18 | Iustin Pop | self.vm_capable = True |
1000 | 490acd18 | Iustin Pop | |
1001 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1002 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1003 | 095e71aa | René Nussbaumer | |
1004 | 25124d4a | René Nussbaumer | if self.powered is None: |
1005 | 25124d4a | René Nussbaumer | self.powered = True |
1006 | 25124d4a | René Nussbaumer | |
1007 | a8083063 | Iustin Pop | |
1008 | 1ffd2673 | Michael Hanselmann | class NodeGroup(TaggableObject): |
1009 | 24a3707f | Guido Trotter | """Config object representing a node group."""
|
1010 | 24a3707f | Guido Trotter | __slots__ = [ |
1011 | 24a3707f | Guido Trotter | "name",
|
1012 | 24a3707f | Guido Trotter | "members",
|
1013 | 095e71aa | René Nussbaumer | "ndparams",
|
1014 | e11a1b77 | Adeodato Simo | "serial_no",
|
1015 | 90e99856 | Adeodato Simo | "alloc_policy",
|
1016 | 24a3707f | Guido Trotter | ] + _TIMESTAMPS + _UUID |
1017 | 24a3707f | Guido Trotter | |
1018 | 24a3707f | Guido Trotter | def ToDict(self): |
1019 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1020 | 24a3707f | Guido Trotter |
|
1021 | c60abd62 | Guido Trotter | This discards the members object, which gets recalculated and is only kept
|
1022 | c60abd62 | Guido Trotter | in memory.
|
1023 | 24a3707f | Guido Trotter |
|
1024 | 24a3707f | Guido Trotter | """
|
1025 | 24a3707f | Guido Trotter | mydict = super(NodeGroup, self).ToDict() |
1026 | 24a3707f | Guido Trotter | del mydict["members"] |
1027 | 24a3707f | Guido Trotter | return mydict
|
1028 | 24a3707f | Guido Trotter | |
1029 | 24a3707f | Guido Trotter | @classmethod
|
1030 | 24a3707f | Guido Trotter | def FromDict(cls, val): |
1031 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1032 | 24a3707f | Guido Trotter |
|
1033 | 24a3707f | Guido Trotter | The members slot is initialized to an empty list, upon deserialization.
|
1034 | 24a3707f | Guido Trotter |
|
1035 | 24a3707f | Guido Trotter | """
|
1036 | 24a3707f | Guido Trotter | obj = super(NodeGroup, cls).FromDict(val)
|
1037 | 24a3707f | Guido Trotter | obj.members = [] |
1038 | 24a3707f | Guido Trotter | return obj
|
1039 | 24a3707f | Guido Trotter | |
1040 | 095e71aa | René Nussbaumer | def UpgradeConfig(self): |
1041 | 095e71aa | René Nussbaumer | """Fill defaults for missing configuration values.
|
1042 | 095e71aa | René Nussbaumer |
|
1043 | 095e71aa | René Nussbaumer | """
|
1044 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1045 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1046 | 095e71aa | René Nussbaumer | |
1047 | e11a1b77 | Adeodato Simo | if self.serial_no is None: |
1048 | e11a1b77 | Adeodato Simo | self.serial_no = 1 |
1049 | e11a1b77 | Adeodato Simo | |
1050 | 90e99856 | Adeodato Simo | if self.alloc_policy is None: |
1051 | 90e99856 | Adeodato Simo | self.alloc_policy = constants.ALLOC_POLICY_PREFERRED
|
1052 | 90e99856 | Adeodato Simo | |
1053 | e11a1b77 | Adeodato Simo | # We only update mtime, and not ctime, since we would not be able to provide
|
1054 | e11a1b77 | Adeodato Simo | # a correct value for creation time.
|
1055 | e11a1b77 | Adeodato Simo | if self.mtime is None: |
1056 | e11a1b77 | Adeodato Simo | self.mtime = time.time()
|
1057 | e11a1b77 | Adeodato Simo | |
1058 | 095e71aa | René Nussbaumer | def FillND(self, node): |
1059 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.Node}
|
1060 | 095e71aa | René Nussbaumer |
|
1061 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1062 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1063 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1064 | 095e71aa | René Nussbaumer |
|
1065 | 095e71aa | René Nussbaumer | """
|
1066 | 095e71aa | René Nussbaumer | return self.SimpleFillND(node.ndparams) |
1067 | 095e71aa | René Nussbaumer | |
1068 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1069 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1070 | 095e71aa | René Nussbaumer |
|
1071 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1072 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1073 | 095e71aa | René Nussbaumer | @rtype: dict
|
1074 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1075 | e6e88de6 | Adeodato Simo | from the node group defaults
|
1076 | 095e71aa | René Nussbaumer |
|
1077 | 095e71aa | René Nussbaumer | """
|
1078 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1079 | 095e71aa | René Nussbaumer | |
1080 | 24a3707f | Guido Trotter | |
1081 | ec29fe40 | Iustin Pop | class Cluster(TaggableObject): |
1082 | a8083063 | Iustin Pop | """Config object representing the cluster."""
|
1083 | 154b9580 | Balazs Lecz | __slots__ = [ |
1084 | a8083063 | Iustin Pop | "serial_no",
|
1085 | a8083063 | Iustin Pop | "rsahostkeypub",
|
1086 | a8083063 | Iustin Pop | "highest_used_port",
|
1087 | b2fddf63 | Iustin Pop | "tcpudp_port_pool",
|
1088 | a8083063 | Iustin Pop | "mac_prefix",
|
1089 | a8083063 | Iustin Pop | "volume_group_name",
|
1090 | 999b183c | Iustin Pop | "reserved_lvs",
|
1091 | 9e33896b | Luca Bigliardi | "drbd_usermode_helper",
|
1092 | a8083063 | Iustin Pop | "default_bridge",
|
1093 | 02691904 | Alexander Schreiber | "default_hypervisor",
|
1094 | f6bd6e98 | Michael Hanselmann | "master_node",
|
1095 | f6bd6e98 | Michael Hanselmann | "master_ip",
|
1096 | f6bd6e98 | Michael Hanselmann | "master_netdev",
|
1097 | 5a8648eb | Andrea Spadaccini | "master_netmask",
|
1098 | f6bd6e98 | Michael Hanselmann | "cluster_name",
|
1099 | f6bd6e98 | Michael Hanselmann | "file_storage_dir",
|
1100 | 4b97f902 | Apollon Oikonomopoulos | "shared_file_storage_dir",
|
1101 | e69d05fd | Iustin Pop | "enabled_hypervisors",
|
1102 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1103 | 17463d22 | René Nussbaumer | "os_hvp",
|
1104 | 5bf7b5cf | Iustin Pop | "beparams",
|
1105 | 1bdcbbab | Iustin Pop | "osparams",
|
1106 | c8fcde47 | Guido Trotter | "nicparams",
|
1107 | 095e71aa | René Nussbaumer | "ndparams",
|
1108 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
|
1109 | b86a6bcd | Guido Trotter | "modify_etc_hosts",
|
1110 | b989b9d9 | Ken Wehr | "modify_ssh_setup",
|
1111 | 3953242f | Iustin Pop | "maintain_node_health",
|
1112 | 4437d889 | Balazs Lecz | "uid_pool",
|
1113 | bf4af505 | Apollon Oikonomopoulos | "default_iallocator",
|
1114 | 87b2cd45 | Iustin Pop | "hidden_os",
|
1115 | 87b2cd45 | Iustin Pop | "blacklisted_os",
|
1116 | 2f20d07b | Manuel Franceschini | "primary_ip_family",
|
1117 | 3d914585 | René Nussbaumer | "prealloc_wipe_disks",
|
1118 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1119 | a8083063 | Iustin Pop | |
1120 | b86a6bcd | Guido Trotter | def UpgradeConfig(self): |
1121 | b86a6bcd | Guido Trotter | """Fill defaults for missing configuration values.
|
1122 | b86a6bcd | Guido Trotter |
|
1123 | b86a6bcd | Guido Trotter | """
|
1124 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1125 | fe267188 | Iustin Pop | # because these are "defined" via slots, not manually
|
1126 | c1b42c18 | Guido Trotter | if self.hvparams is None: |
1127 | c1b42c18 | Guido Trotter | self.hvparams = constants.HVC_DEFAULTS
|
1128 | c1b42c18 | Guido Trotter | else:
|
1129 | c1b42c18 | Guido Trotter | for hypervisor in self.hvparams: |
1130 | abe609b2 | Guido Trotter | self.hvparams[hypervisor] = FillDict(
|
1131 | c1b42c18 | Guido Trotter | constants.HVC_DEFAULTS[hypervisor], self.hvparams[hypervisor])
|
1132 | c1b42c18 | Guido Trotter | |
1133 | 17463d22 | René Nussbaumer | if self.os_hvp is None: |
1134 | 17463d22 | René Nussbaumer | self.os_hvp = {}
|
1135 | 17463d22 | René Nussbaumer | |
1136 | 1bdcbbab | Iustin Pop | # osparams added before 2.2
|
1137 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1138 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1139 | 1bdcbbab | Iustin Pop | |
1140 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1141 | 095e71aa | René Nussbaumer | self.ndparams = constants.NDC_DEFAULTS
|
1142 | 095e71aa | René Nussbaumer | |
1143 | 6e34b628 | Guido Trotter | self.beparams = UpgradeGroupedParams(self.beparams, |
1144 | 6e34b628 | Guido Trotter | constants.BEC_DEFAULTS) |
1145 | c8fcde47 | Guido Trotter | migrate_default_bridge = not self.nicparams |
1146 | c8fcde47 | Guido Trotter | self.nicparams = UpgradeGroupedParams(self.nicparams, |
1147 | c8fcde47 | Guido Trotter | constants.NICC_DEFAULTS) |
1148 | c8fcde47 | Guido Trotter | if migrate_default_bridge:
|
1149 | c8fcde47 | Guido Trotter | self.nicparams[constants.PP_DEFAULT][constants.NIC_LINK] = \
|
1150 | c8fcde47 | Guido Trotter | self.default_bridge
|
1151 | c1b42c18 | Guido Trotter | |
1152 | b86a6bcd | Guido Trotter | if self.modify_etc_hosts is None: |
1153 | b86a6bcd | Guido Trotter | self.modify_etc_hosts = True |
1154 | b86a6bcd | Guido Trotter | |
1155 | b989b9d9 | Ken Wehr | if self.modify_ssh_setup is None: |
1156 | b989b9d9 | Ken Wehr | self.modify_ssh_setup = True |
1157 | b989b9d9 | Ken Wehr | |
1158 | 73f1d185 | Stephen Shirley | # default_bridge is no longer used in 2.1. The slot is left there to
|
1159 | 90d118fd | Guido Trotter | # support auto-upgrading. It can be removed once we decide to deprecate
|
1160 | 90d118fd | Guido Trotter | # upgrading straight from 2.0.
|
1161 | 9b31ca85 | Guido Trotter | if self.default_bridge is not None: |
1162 | 9b31ca85 | Guido Trotter | self.default_bridge = None |
1163 | 9b31ca85 | Guido Trotter | |
1164 | 90d118fd | Guido Trotter | # default_hypervisor is just the first enabled one in 2.1. This slot and
|
1165 | 90d118fd | Guido Trotter | # code can be removed once upgrading straight from 2.0 is deprecated.
|
1166 | 066f465d | Guido Trotter | if self.default_hypervisor is not None: |
1167 | 016d04b3 | Michael Hanselmann | self.enabled_hypervisors = ([self.default_hypervisor] + |
1168 | 066f465d | Guido Trotter | [hvname for hvname in self.enabled_hypervisors |
1169 | 016d04b3 | Michael Hanselmann | if hvname != self.default_hypervisor]) |
1170 | 066f465d | Guido Trotter | self.default_hypervisor = None |
1171 | 066f465d | Guido Trotter | |
1172 | 3953242f | Iustin Pop | # maintain_node_health added after 2.1.1
|
1173 | 3953242f | Iustin Pop | if self.maintain_node_health is None: |
1174 | 3953242f | Iustin Pop | self.maintain_node_health = False |
1175 | 3953242f | Iustin Pop | |
1176 | 4437d889 | Balazs Lecz | if self.uid_pool is None: |
1177 | 4437d889 | Balazs Lecz | self.uid_pool = []
|
1178 | 4437d889 | Balazs Lecz | |
1179 | bf4af505 | Apollon Oikonomopoulos | if self.default_iallocator is None: |
1180 | bf4af505 | Apollon Oikonomopoulos | self.default_iallocator = "" |
1181 | bf4af505 | Apollon Oikonomopoulos | |
1182 | 999b183c | Iustin Pop | # reserved_lvs added before 2.2
|
1183 | 999b183c | Iustin Pop | if self.reserved_lvs is None: |
1184 | 999b183c | Iustin Pop | self.reserved_lvs = []
|
1185 | 999b183c | Iustin Pop | |
1186 | 546b1111 | Iustin Pop | # hidden and blacklisted operating systems added before 2.2.1
|
1187 | 87b2cd45 | Iustin Pop | if self.hidden_os is None: |
1188 | 87b2cd45 | Iustin Pop | self.hidden_os = []
|
1189 | 546b1111 | Iustin Pop | |
1190 | 87b2cd45 | Iustin Pop | if self.blacklisted_os is None: |
1191 | 87b2cd45 | Iustin Pop | self.blacklisted_os = []
|
1192 | 546b1111 | Iustin Pop | |
1193 | f4c9af7a | Guido Trotter | # primary_ip_family added before 2.3
|
1194 | f4c9af7a | Guido Trotter | if self.primary_ip_family is None: |
1195 | f4c9af7a | Guido Trotter | self.primary_ip_family = AF_INET
|
1196 | f4c9af7a | Guido Trotter | |
1197 | 0007f3ab | Andrea Spadaccini | if self.master_netmask is None: |
1198 | 0007f3ab | Andrea Spadaccini | ipcls = netutils.IPAddress.GetClassFromIpFamily(self.primary_ip_family)
|
1199 | 0007f3ab | Andrea Spadaccini | self.master_netmask = ipcls.iplen
|
1200 | 0007f3ab | Andrea Spadaccini | |
1201 | 3d914585 | René Nussbaumer | if self.prealloc_wipe_disks is None: |
1202 | 3d914585 | René Nussbaumer | self.prealloc_wipe_disks = False |
1203 | 3d914585 | René Nussbaumer | |
1204 | e8f472d1 | Iustin Pop | # shared_file_storage_dir added before 2.5
|
1205 | e8f472d1 | Iustin Pop | if self.shared_file_storage_dir is None: |
1206 | e8f472d1 | Iustin Pop | self.shared_file_storage_dir = "" |
1207 | e8f472d1 | Iustin Pop | |
1208 | 319856a9 | Michael Hanselmann | def ToDict(self): |
1209 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1210 | 319856a9 | Michael Hanselmann |
|
1211 | 319856a9 | Michael Hanselmann | """
|
1212 | b60ae2ca | Iustin Pop | mydict = super(Cluster, self).ToDict() |
1213 | 319856a9 | Michael Hanselmann | mydict["tcpudp_port_pool"] = list(self.tcpudp_port_pool) |
1214 | 319856a9 | Michael Hanselmann | return mydict
|
1215 | 319856a9 | Michael Hanselmann | |
1216 | 319856a9 | Michael Hanselmann | @classmethod
|
1217 | 319856a9 | Michael Hanselmann | def FromDict(cls, val): |
1218 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1219 | 319856a9 | Michael Hanselmann |
|
1220 | 319856a9 | Michael Hanselmann | """
|
1221 | b60ae2ca | Iustin Pop | obj = super(Cluster, cls).FromDict(val)
|
1222 | 319856a9 | Michael Hanselmann | if not isinstance(obj.tcpudp_port_pool, set): |
1223 | 319856a9 | Michael Hanselmann | obj.tcpudp_port_pool = set(obj.tcpudp_port_pool)
|
1224 | 319856a9 | Michael Hanselmann | return obj
|
1225 | 319856a9 | Michael Hanselmann | |
1226 | d63479b5 | Iustin Pop | def GetHVDefaults(self, hypervisor, os_name=None, skip_keys=None): |
1227 | d63479b5 | Iustin Pop | """Get the default hypervisor parameters for the cluster.
|
1228 | d63479b5 | Iustin Pop |
|
1229 | d63479b5 | Iustin Pop | @param hypervisor: the hypervisor name
|
1230 | d63479b5 | Iustin Pop | @param os_name: if specified, we'll also update the defaults for this OS
|
1231 | d63479b5 | Iustin Pop | @param skip_keys: if passed, list of keys not to use
|
1232 | d63479b5 | Iustin Pop | @return: the defaults dict
|
1233 | d63479b5 | Iustin Pop |
|
1234 | d63479b5 | Iustin Pop | """
|
1235 | d63479b5 | Iustin Pop | if skip_keys is None: |
1236 | d63479b5 | Iustin Pop | skip_keys = [] |
1237 | d63479b5 | Iustin Pop | |
1238 | d63479b5 | Iustin Pop | fill_stack = [self.hvparams.get(hypervisor, {})]
|
1239 | d63479b5 | Iustin Pop | if os_name is not None: |
1240 | d63479b5 | Iustin Pop | os_hvp = self.os_hvp.get(os_name, {}).get(hypervisor, {})
|
1241 | d63479b5 | Iustin Pop | fill_stack.append(os_hvp) |
1242 | d63479b5 | Iustin Pop | |
1243 | d63479b5 | Iustin Pop | ret_dict = {} |
1244 | d63479b5 | Iustin Pop | for o_dict in fill_stack: |
1245 | d63479b5 | Iustin Pop | ret_dict = FillDict(ret_dict, o_dict, skip_keys=skip_keys) |
1246 | d63479b5 | Iustin Pop | |
1247 | d63479b5 | Iustin Pop | return ret_dict
|
1248 | d63479b5 | Iustin Pop | |
1249 | 73e0328b | Iustin Pop | def SimpleFillHV(self, hv_name, os_name, hvparams, skip_globals=False): |
1250 | 73e0328b | Iustin Pop | """Fill a given hvparams dict with cluster defaults.
|
1251 | 73e0328b | Iustin Pop |
|
1252 | 73e0328b | Iustin Pop | @type hv_name: string
|
1253 | 73e0328b | Iustin Pop | @param hv_name: the hypervisor to use
|
1254 | 73e0328b | Iustin Pop | @type os_name: string
|
1255 | 73e0328b | Iustin Pop | @param os_name: the OS to use for overriding the hypervisor defaults
|
1256 | 73e0328b | Iustin Pop | @type skip_globals: boolean
|
1257 | 73e0328b | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1258 | 73e0328b | Iustin Pop | not be filled
|
1259 | 73e0328b | Iustin Pop | @rtype: dict
|
1260 | 73e0328b | Iustin Pop | @return: a copy of the given hvparams with missing keys filled from
|
1261 | 73e0328b | Iustin Pop | the cluster defaults
|
1262 | 73e0328b | Iustin Pop |
|
1263 | 73e0328b | Iustin Pop | """
|
1264 | 73e0328b | Iustin Pop | if skip_globals:
|
1265 | 73e0328b | Iustin Pop | skip_keys = constants.HVC_GLOBALS |
1266 | 73e0328b | Iustin Pop | else:
|
1267 | 73e0328b | Iustin Pop | skip_keys = [] |
1268 | 73e0328b | Iustin Pop | |
1269 | 73e0328b | Iustin Pop | def_dict = self.GetHVDefaults(hv_name, os_name, skip_keys=skip_keys)
|
1270 | 73e0328b | Iustin Pop | return FillDict(def_dict, hvparams, skip_keys=skip_keys)
|
1271 | d63479b5 | Iustin Pop | |
1272 | 7736a5f2 | Iustin Pop | def FillHV(self, instance, skip_globals=False): |
1273 | 73e0328b | Iustin Pop | """Fill an instance's hvparams dict with cluster defaults.
|
1274 | 5bf7b5cf | Iustin Pop |
|
1275 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1276 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1277 | 7736a5f2 | Iustin Pop | @type skip_globals: boolean
|
1278 | 7736a5f2 | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1279 | 7736a5f2 | Iustin Pop | not be filled
|
1280 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1281 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's hvparams with missing keys filled from
|
1282 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1283 | 5bf7b5cf | Iustin Pop |
|
1284 | 5bf7b5cf | Iustin Pop | """
|
1285 | 73e0328b | Iustin Pop | return self.SimpleFillHV(instance.hypervisor, instance.os, |
1286 | 73e0328b | Iustin Pop | instance.hvparams, skip_globals) |
1287 | 17463d22 | René Nussbaumer | |
1288 | 73e0328b | Iustin Pop | def SimpleFillBE(self, beparams): |
1289 | 73e0328b | Iustin Pop | """Fill a given beparams dict with cluster defaults.
|
1290 | 73e0328b | Iustin Pop |
|
1291 | 06596a60 | Guido Trotter | @type beparams: dict
|
1292 | 06596a60 | Guido Trotter | @param beparams: the dict to fill
|
1293 | 73e0328b | Iustin Pop | @rtype: dict
|
1294 | 73e0328b | Iustin Pop | @return: a copy of the passed in beparams with missing keys filled
|
1295 | 73e0328b | Iustin Pop | from the cluster defaults
|
1296 | 73e0328b | Iustin Pop |
|
1297 | 73e0328b | Iustin Pop | """
|
1298 | 73e0328b | Iustin Pop | return FillDict(self.beparams.get(constants.PP_DEFAULT, {}), beparams) |
1299 | 5bf7b5cf | Iustin Pop | |
1300 | 5bf7b5cf | Iustin Pop | def FillBE(self, instance): |
1301 | 73e0328b | Iustin Pop | """Fill an instance's beparams dict with cluster defaults.
|
1302 | 5bf7b5cf | Iustin Pop |
|
1303 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1304 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1305 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1306 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's beparams with missing keys filled from
|
1307 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1308 | 5bf7b5cf | Iustin Pop |
|
1309 | 5bf7b5cf | Iustin Pop | """
|
1310 | 73e0328b | Iustin Pop | return self.SimpleFillBE(instance.beparams) |
1311 | 73e0328b | Iustin Pop | |
1312 | 73e0328b | Iustin Pop | def SimpleFillNIC(self, nicparams): |
1313 | 73e0328b | Iustin Pop | """Fill a given nicparams dict with cluster defaults.
|
1314 | 73e0328b | Iustin Pop |
|
1315 | 06596a60 | Guido Trotter | @type nicparams: dict
|
1316 | 06596a60 | Guido Trotter | @param nicparams: the dict to fill
|
1317 | 73e0328b | Iustin Pop | @rtype: dict
|
1318 | 73e0328b | Iustin Pop | @return: a copy of the passed in nicparams with missing keys filled
|
1319 | 73e0328b | Iustin Pop | from the cluster defaults
|
1320 | 73e0328b | Iustin Pop |
|
1321 | 73e0328b | Iustin Pop | """
|
1322 | 73e0328b | Iustin Pop | return FillDict(self.nicparams.get(constants.PP_DEFAULT, {}), nicparams) |
1323 | 5bf7b5cf | Iustin Pop | |
1324 | 1bdcbbab | Iustin Pop | def SimpleFillOS(self, os_name, os_params): |
1325 | 1bdcbbab | Iustin Pop | """Fill an instance's osparams dict with cluster defaults.
|
1326 | 1bdcbbab | Iustin Pop |
|
1327 | 1bdcbbab | Iustin Pop | @type os_name: string
|
1328 | 1bdcbbab | Iustin Pop | @param os_name: the OS name to use
|
1329 | 1bdcbbab | Iustin Pop | @type os_params: dict
|
1330 | 1bdcbbab | Iustin Pop | @param os_params: the dict to fill with default values
|
1331 | 1bdcbbab | Iustin Pop | @rtype: dict
|
1332 | 1bdcbbab | Iustin Pop | @return: a copy of the instance's osparams with missing keys filled from
|
1333 | 1bdcbbab | Iustin Pop | the cluster defaults
|
1334 | 1bdcbbab | Iustin Pop |
|
1335 | 1bdcbbab | Iustin Pop | """
|
1336 | 1bdcbbab | Iustin Pop | name_only = os_name.split("+", 1)[0] |
1337 | 1bdcbbab | Iustin Pop | # base OS
|
1338 | 1bdcbbab | Iustin Pop | result = self.osparams.get(name_only, {})
|
1339 | 1bdcbbab | Iustin Pop | # OS with variant
|
1340 | 1bdcbbab | Iustin Pop | result = FillDict(result, self.osparams.get(os_name, {}))
|
1341 | 1bdcbbab | Iustin Pop | # specified params
|
1342 | 1bdcbbab | Iustin Pop | return FillDict(result, os_params)
|
1343 | 1bdcbbab | Iustin Pop | |
1344 | 095e71aa | René Nussbaumer | def FillND(self, node, nodegroup): |
1345 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.NodeGroup} and L{objects.Node}
|
1346 | 095e71aa | René Nussbaumer |
|
1347 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1348 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1349 | 095e71aa | René Nussbaumer | @type nodegroup: L{objects.NodeGroup}
|
1350 | 095e71aa | René Nussbaumer | @param nodegroup: A Node object to fill
|
1351 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1352 | 095e71aa | René Nussbaumer |
|
1353 | 095e71aa | René Nussbaumer | """
|
1354 | 095e71aa | René Nussbaumer | return self.SimpleFillND(nodegroup.FillND(node)) |
1355 | 095e71aa | René Nussbaumer | |
1356 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1357 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1358 | 095e71aa | René Nussbaumer |
|
1359 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1360 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1361 | 095e71aa | René Nussbaumer | @rtype: dict
|
1362 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1363 | 095e71aa | René Nussbaumer | from the cluster defaults
|
1364 | 095e71aa | René Nussbaumer |
|
1365 | 095e71aa | René Nussbaumer | """
|
1366 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1367 | 095e71aa | René Nussbaumer | |
1368 | 5c947f38 | Iustin Pop | |
1369 | 96acbc09 | Michael Hanselmann | class BlockDevStatus(ConfigObject): |
1370 | 96acbc09 | Michael Hanselmann | """Config object representing the status of a block device."""
|
1371 | 96acbc09 | Michael Hanselmann | __slots__ = [ |
1372 | 96acbc09 | Michael Hanselmann | "dev_path",
|
1373 | 96acbc09 | Michael Hanselmann | "major",
|
1374 | 96acbc09 | Michael Hanselmann | "minor",
|
1375 | 96acbc09 | Michael Hanselmann | "sync_percent",
|
1376 | 96acbc09 | Michael Hanselmann | "estimated_time",
|
1377 | 96acbc09 | Michael Hanselmann | "is_degraded",
|
1378 | f208978a | Michael Hanselmann | "ldisk_status",
|
1379 | 96acbc09 | Michael Hanselmann | ] |
1380 | 96acbc09 | Michael Hanselmann | |
1381 | 96acbc09 | Michael Hanselmann | |
1382 | 2d76b580 | Michael Hanselmann | class ImportExportStatus(ConfigObject): |
1383 | 2d76b580 | Michael Hanselmann | """Config object representing the status of an import or export."""
|
1384 | 2d76b580 | Michael Hanselmann | __slots__ = [ |
1385 | 2d76b580 | Michael Hanselmann | "recent_output",
|
1386 | 2d76b580 | Michael Hanselmann | "listen_port",
|
1387 | 2d76b580 | Michael Hanselmann | "connected",
|
1388 | c08d76f5 | Michael Hanselmann | "progress_mbytes",
|
1389 | c08d76f5 | Michael Hanselmann | "progress_throughput",
|
1390 | c08d76f5 | Michael Hanselmann | "progress_eta",
|
1391 | c08d76f5 | Michael Hanselmann | "progress_percent",
|
1392 | 2d76b580 | Michael Hanselmann | "exit_status",
|
1393 | 2d76b580 | Michael Hanselmann | "error_message",
|
1394 | 2d76b580 | Michael Hanselmann | ] + _TIMESTAMPS |
1395 | 2d76b580 | Michael Hanselmann | |
1396 | 2d76b580 | Michael Hanselmann | |
1397 | eb630f50 | Michael Hanselmann | class ImportExportOptions(ConfigObject): |
1398 | eb630f50 | Michael Hanselmann | """Options for import/export daemon
|
1399 | eb630f50 | Michael Hanselmann |
|
1400 | eb630f50 | Michael Hanselmann | @ivar key_name: X509 key name (None for cluster certificate)
|
1401 | eb630f50 | Michael Hanselmann | @ivar ca_pem: Remote peer CA in PEM format (None for cluster certificate)
|
1402 | a5310c2a | Michael Hanselmann | @ivar compress: Compression method (one of L{constants.IEC_ALL})
|
1403 | af1d39b1 | Michael Hanselmann | @ivar magic: Used to ensure the connection goes to the right disk
|
1404 | 855d2fc7 | Michael Hanselmann | @ivar ipv6: Whether to use IPv6
|
1405 | 4478301b | Michael Hanselmann | @ivar connect_timeout: Number of seconds for establishing connection
|
1406 | eb630f50 | Michael Hanselmann |
|
1407 | eb630f50 | Michael Hanselmann | """
|
1408 | eb630f50 | Michael Hanselmann | __slots__ = [ |
1409 | eb630f50 | Michael Hanselmann | "key_name",
|
1410 | eb630f50 | Michael Hanselmann | "ca_pem",
|
1411 | a5310c2a | Michael Hanselmann | "compress",
|
1412 | af1d39b1 | Michael Hanselmann | "magic",
|
1413 | 855d2fc7 | Michael Hanselmann | "ipv6",
|
1414 | 4478301b | Michael Hanselmann | "connect_timeout",
|
1415 | eb630f50 | Michael Hanselmann | ] |
1416 | eb630f50 | Michael Hanselmann | |
1417 | eb630f50 | Michael Hanselmann | |
1418 | 18d750b9 | Guido Trotter | class ConfdRequest(ConfigObject): |
1419 | 18d750b9 | Guido Trotter | """Object holding a confd request.
|
1420 | 18d750b9 | Guido Trotter |
|
1421 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1422 | 18d750b9 | Guido Trotter | @ivar type: confd query type
|
1423 | 18d750b9 | Guido Trotter | @ivar query: query request
|
1424 | 18d750b9 | Guido Trotter | @ivar rsalt: requested reply salt
|
1425 | 18d750b9 | Guido Trotter |
|
1426 | 18d750b9 | Guido Trotter | """
|
1427 | 18d750b9 | Guido Trotter | __slots__ = [ |
1428 | 18d750b9 | Guido Trotter | "protocol",
|
1429 | 18d750b9 | Guido Trotter | "type",
|
1430 | 18d750b9 | Guido Trotter | "query",
|
1431 | 18d750b9 | Guido Trotter | "rsalt",
|
1432 | 18d750b9 | Guido Trotter | ] |
1433 | 18d750b9 | Guido Trotter | |
1434 | 18d750b9 | Guido Trotter | |
1435 | 18d750b9 | Guido Trotter | class ConfdReply(ConfigObject): |
1436 | 18d750b9 | Guido Trotter | """Object holding a confd reply.
|
1437 | 18d750b9 | Guido Trotter |
|
1438 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1439 | 18d750b9 | Guido Trotter | @ivar status: reply status code (ok, error)
|
1440 | 18d750b9 | Guido Trotter | @ivar answer: confd query reply
|
1441 | 18d750b9 | Guido Trotter | @ivar serial: configuration serial number
|
1442 | 18d750b9 | Guido Trotter |
|
1443 | 18d750b9 | Guido Trotter | """
|
1444 | 18d750b9 | Guido Trotter | __slots__ = [ |
1445 | 18d750b9 | Guido Trotter | "protocol",
|
1446 | 18d750b9 | Guido Trotter | "status",
|
1447 | 18d750b9 | Guido Trotter | "answer",
|
1448 | 18d750b9 | Guido Trotter | "serial",
|
1449 | 18d750b9 | Guido Trotter | ] |
1450 | 18d750b9 | Guido Trotter | |
1451 | 18d750b9 | Guido Trotter | |
1452 | 707f23b5 | Michael Hanselmann | class QueryFieldDefinition(ConfigObject): |
1453 | 707f23b5 | Michael Hanselmann | """Object holding a query field definition.
|
1454 | 707f23b5 | Michael Hanselmann |
|
1455 | 24d6d3e2 | Michael Hanselmann | @ivar name: Field name
|
1456 | 707f23b5 | Michael Hanselmann | @ivar title: Human-readable title
|
1457 | 707f23b5 | Michael Hanselmann | @ivar kind: Field type
|
1458 | 1ae17369 | Michael Hanselmann | @ivar doc: Human-readable description
|
1459 | 707f23b5 | Michael Hanselmann |
|
1460 | 707f23b5 | Michael Hanselmann | """
|
1461 | 707f23b5 | Michael Hanselmann | __slots__ = [ |
1462 | 707f23b5 | Michael Hanselmann | "name",
|
1463 | 707f23b5 | Michael Hanselmann | "title",
|
1464 | 707f23b5 | Michael Hanselmann | "kind",
|
1465 | 1ae17369 | Michael Hanselmann | "doc",
|
1466 | 707f23b5 | Michael Hanselmann | ] |
1467 | 707f23b5 | Michael Hanselmann | |
1468 | 707f23b5 | Michael Hanselmann | |
1469 | 0538c375 | Michael Hanselmann | class _QueryResponseBase(ConfigObject): |
1470 | 0538c375 | Michael Hanselmann | __slots__ = [ |
1471 | 0538c375 | Michael Hanselmann | "fields",
|
1472 | 0538c375 | Michael Hanselmann | ] |
1473 | 0538c375 | Michael Hanselmann | |
1474 | 0538c375 | Michael Hanselmann | def ToDict(self): |
1475 | 0538c375 | Michael Hanselmann | """Custom function for serializing.
|
1476 | 0538c375 | Michael Hanselmann |
|
1477 | 0538c375 | Michael Hanselmann | """
|
1478 | 0538c375 | Michael Hanselmann | mydict = super(_QueryResponseBase, self).ToDict() |
1479 | 0538c375 | Michael Hanselmann | mydict["fields"] = self._ContainerToDicts(mydict["fields"]) |
1480 | 0538c375 | Michael Hanselmann | return mydict
|
1481 | 0538c375 | Michael Hanselmann | |
1482 | 0538c375 | Michael Hanselmann | @classmethod
|
1483 | 0538c375 | Michael Hanselmann | def FromDict(cls, val): |
1484 | 0538c375 | Michael Hanselmann | """Custom function for de-serializing.
|
1485 | 0538c375 | Michael Hanselmann |
|
1486 | 0538c375 | Michael Hanselmann | """
|
1487 | 0538c375 | Michael Hanselmann | obj = super(_QueryResponseBase, cls).FromDict(val)
|
1488 | 0538c375 | Michael Hanselmann | obj.fields = cls._ContainerFromDicts(obj.fields, list, QueryFieldDefinition)
|
1489 | 0538c375 | Michael Hanselmann | return obj
|
1490 | 0538c375 | Michael Hanselmann | |
1491 | 0538c375 | Michael Hanselmann | |
1492 | 24d6d3e2 | Michael Hanselmann | class QueryRequest(ConfigObject): |
1493 | 24d6d3e2 | Michael Hanselmann | """Object holding a query request.
|
1494 | 24d6d3e2 | Michael Hanselmann |
|
1495 | 24d6d3e2 | Michael Hanselmann | """
|
1496 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1497 | 24d6d3e2 | Michael Hanselmann | "what",
|
1498 | 24d6d3e2 | Michael Hanselmann | "fields",
|
1499 | 2e5c33db | Iustin Pop | "qfilter",
|
1500 | 24d6d3e2 | Michael Hanselmann | ] |
1501 | 24d6d3e2 | Michael Hanselmann | |
1502 | 24d6d3e2 | Michael Hanselmann | |
1503 | 0538c375 | Michael Hanselmann | class QueryResponse(_QueryResponseBase): |
1504 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query.
|
1505 | 24d6d3e2 | Michael Hanselmann |
|
1506 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1507 | 24d6d3e2 | Michael Hanselmann | @ivar data: Requested data
|
1508 | 24d6d3e2 | Michael Hanselmann |
|
1509 | 24d6d3e2 | Michael Hanselmann | """
|
1510 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1511 | 24d6d3e2 | Michael Hanselmann | "data",
|
1512 | 24d6d3e2 | Michael Hanselmann | ] |
1513 | 24d6d3e2 | Michael Hanselmann | |
1514 | 24d6d3e2 | Michael Hanselmann | |
1515 | 24d6d3e2 | Michael Hanselmann | class QueryFieldsRequest(ConfigObject): |
1516 | 24d6d3e2 | Michael Hanselmann | """Object holding a request for querying available fields.
|
1517 | 24d6d3e2 | Michael Hanselmann |
|
1518 | 24d6d3e2 | Michael Hanselmann | """
|
1519 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1520 | 24d6d3e2 | Michael Hanselmann | "what",
|
1521 | 24d6d3e2 | Michael Hanselmann | "fields",
|
1522 | 24d6d3e2 | Michael Hanselmann | ] |
1523 | 24d6d3e2 | Michael Hanselmann | |
1524 | 24d6d3e2 | Michael Hanselmann | |
1525 | 0538c375 | Michael Hanselmann | class QueryFieldsResponse(_QueryResponseBase): |
1526 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query for fields.
|
1527 | 24d6d3e2 | Michael Hanselmann |
|
1528 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1529 | 24d6d3e2 | Michael Hanselmann |
|
1530 | 24d6d3e2 | Michael Hanselmann | """
|
1531 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1532 | 24d6d3e2 | Michael Hanselmann | ] |
1533 | 24d6d3e2 | Michael Hanselmann | |
1534 | 24d6d3e2 | Michael Hanselmann | |
1535 | 6a1434d7 | Andrea Spadaccini | class MigrationStatus(ConfigObject): |
1536 | 6a1434d7 | Andrea Spadaccini | """Object holding the status of a migration.
|
1537 | 6a1434d7 | Andrea Spadaccini |
|
1538 | 6a1434d7 | Andrea Spadaccini | """
|
1539 | 6a1434d7 | Andrea Spadaccini | __slots__ = [ |
1540 | 6a1434d7 | Andrea Spadaccini | "status",
|
1541 | 6a1434d7 | Andrea Spadaccini | "transferred_ram",
|
1542 | 6a1434d7 | Andrea Spadaccini | "total_ram",
|
1543 | 6a1434d7 | Andrea Spadaccini | ] |
1544 | 6a1434d7 | Andrea Spadaccini | |
1545 | 6a1434d7 | Andrea Spadaccini | |
1546 | 25ce3ec4 | Michael Hanselmann | class InstanceConsole(ConfigObject): |
1547 | 25ce3ec4 | Michael Hanselmann | """Object describing how to access the console of an instance.
|
1548 | 25ce3ec4 | Michael Hanselmann |
|
1549 | 25ce3ec4 | Michael Hanselmann | """
|
1550 | 25ce3ec4 | Michael Hanselmann | __slots__ = [ |
1551 | 25ce3ec4 | Michael Hanselmann | "instance",
|
1552 | 25ce3ec4 | Michael Hanselmann | "kind",
|
1553 | 25ce3ec4 | Michael Hanselmann | "message",
|
1554 | 25ce3ec4 | Michael Hanselmann | "host",
|
1555 | 25ce3ec4 | Michael Hanselmann | "port",
|
1556 | 25ce3ec4 | Michael Hanselmann | "user",
|
1557 | 25ce3ec4 | Michael Hanselmann | "command",
|
1558 | 25ce3ec4 | Michael Hanselmann | "display",
|
1559 | 25ce3ec4 | Michael Hanselmann | ] |
1560 | 25ce3ec4 | Michael Hanselmann | |
1561 | 25ce3ec4 | Michael Hanselmann | def Validate(self): |
1562 | 25ce3ec4 | Michael Hanselmann | """Validates contents of this object.
|
1563 | 25ce3ec4 | Michael Hanselmann |
|
1564 | 25ce3ec4 | Michael Hanselmann | """
|
1565 | 25ce3ec4 | Michael Hanselmann | assert self.kind in constants.CONS_ALL, "Unknown console type" |
1566 | 25ce3ec4 | Michael Hanselmann | assert self.instance, "Missing instance name" |
1567 | 4d2cdb5a | Andrea Spadaccini | assert self.message or self.kind in [constants.CONS_SSH, |
1568 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1569 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_VNC] |
1570 | 25ce3ec4 | Michael Hanselmann | assert self.host or self.kind == constants.CONS_MESSAGE |
1571 | 25ce3ec4 | Michael Hanselmann | assert self.port or self.kind in [constants.CONS_MESSAGE, |
1572 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
1573 | 25ce3ec4 | Michael Hanselmann | assert self.user or self.kind in [constants.CONS_MESSAGE, |
1574 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1575 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
1576 | 25ce3ec4 | Michael Hanselmann | assert self.command or self.kind in [constants.CONS_MESSAGE, |
1577 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1578 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
1579 | 25ce3ec4 | Michael Hanselmann | assert self.display or self.kind in [constants.CONS_MESSAGE, |
1580 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
1581 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
1582 | 25ce3ec4 | Michael Hanselmann | return True |
1583 | 25ce3ec4 | Michael Hanselmann | |
1584 | 25ce3ec4 | Michael Hanselmann | |
1585 | a8083063 | Iustin Pop | class SerializableConfigParser(ConfigParser.SafeConfigParser): |
1586 | a8083063 | Iustin Pop | """Simple wrapper over ConfigParse that allows serialization.
|
1587 | a8083063 | Iustin Pop |
|
1588 | a8083063 | Iustin Pop | This class is basically ConfigParser.SafeConfigParser with two
|
1589 | a8083063 | Iustin Pop | additional methods that allow it to serialize/unserialize to/from a
|
1590 | a8083063 | Iustin Pop | buffer.
|
1591 | a8083063 | Iustin Pop |
|
1592 | a8083063 | Iustin Pop | """
|
1593 | a8083063 | Iustin Pop | def Dumps(self): |
1594 | a8083063 | Iustin Pop | """Dump this instance and return the string representation."""
|
1595 | a8083063 | Iustin Pop | buf = StringIO() |
1596 | a8083063 | Iustin Pop | self.write(buf)
|
1597 | a8083063 | Iustin Pop | return buf.getvalue()
|
1598 | a8083063 | Iustin Pop | |
1599 | b39bf4bb | Guido Trotter | @classmethod
|
1600 | b39bf4bb | Guido Trotter | def Loads(cls, data): |
1601 | a8083063 | Iustin Pop | """Load data from a string."""
|
1602 | a8083063 | Iustin Pop | buf = StringIO(data) |
1603 | b39bf4bb | Guido Trotter | cfp = cls() |
1604 | a8083063 | Iustin Pop | cfp.readfp(buf) |
1605 | a8083063 | Iustin Pop | return cfp |