root / lib / objects.py @ 703fa9ab
History | View | Annotate | Download (57.8 kB)
1 | 2f31098c | Iustin Pop | #
|
---|---|---|---|
2 | a8083063 | Iustin Pop | #
|
3 | a8083063 | Iustin Pop | |
4 | 2cc673a3 | Iustin Pop | # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Google Inc.
|
5 | a8083063 | Iustin Pop | #
|
6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
|
7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
|
8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
|
9 | a8083063 | Iustin Pop | # (at your option) any later version.
|
10 | a8083063 | Iustin Pop | #
|
11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
|
12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
|
13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
14 | a8083063 | Iustin Pop | # General Public License for more details.
|
15 | a8083063 | Iustin Pop | #
|
16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
|
17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
|
18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
19 | a8083063 | Iustin Pop | # 02110-1301, USA.
|
20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Transportable objects for Ganeti.
|
23 | a8083063 | Iustin Pop |
|
24 | a8083063 | Iustin Pop | This module provides small, mostly data-only objects which are safe to
|
25 | a8083063 | Iustin Pop | pass to and from external parties.
|
26 | a8083063 | Iustin Pop |
|
27 | a8083063 | Iustin Pop | """
|
28 | a8083063 | Iustin Pop | |
29 | 0007f3ab | Andrea Spadaccini | # pylint: disable=E0203,W0201,R0902
|
30 | 6c881c52 | Iustin Pop | |
31 | 6c881c52 | Iustin Pop | # E0203: Access to member %r before its definition, since we use
|
32 | 6c881c52 | Iustin Pop | # objects.py which doesn't explicitely initialise its members
|
33 | 6c881c52 | Iustin Pop | |
34 | 7260cfbe | Iustin Pop | # W0201: Attribute '%s' defined outside __init__
|
35 | a8083063 | Iustin Pop | |
36 | 0007f3ab | Andrea Spadaccini | # R0902: Allow instances of these objects to have more than 20 attributes
|
37 | 0007f3ab | Andrea Spadaccini | |
38 | a8083063 | Iustin Pop | import ConfigParser |
39 | 5c947f38 | Iustin Pop | import re |
40 | 5bf7b5cf | Iustin Pop | import copy |
41 | e11a1b77 | Adeodato Simo | import time |
42 | d5835922 | Michael Hanselmann | from cStringIO import StringIO |
43 | a8083063 | Iustin Pop | |
44 | a8083063 | Iustin Pop | from ganeti import errors |
45 | 5c947f38 | Iustin Pop | from ganeti import constants |
46 | 0007f3ab | Andrea Spadaccini | from ganeti import netutils |
47 | 32017174 | Agata Murawska | from ganeti import utils |
48 | a8083063 | Iustin Pop | |
49 | f4c9af7a | Guido Trotter | from socket import AF_INET |
50 | f4c9af7a | Guido Trotter | |
51 | a8083063 | Iustin Pop | |
52 | a8083063 | Iustin Pop | __all__ = ["ConfigObject", "ConfigData", "NIC", "Disk", "Instance", |
53 | 24a3707f | Guido Trotter | "OS", "Node", "NodeGroup", "Cluster", "FillDict"] |
54 | a8083063 | Iustin Pop | |
55 | d693c864 | Iustin Pop | _TIMESTAMPS = ["ctime", "mtime"] |
56 | e1dcc53a | Iustin Pop | _UUID = ["uuid"]
|
57 | 96acbc09 | Michael Hanselmann | |
58 | 8d8d650c | Michael Hanselmann | |
59 | e11ddf13 | Iustin Pop | def FillDict(defaults_dict, custom_dict, skip_keys=None): |
60 | 29921401 | Iustin Pop | """Basic function to apply settings on top a default dict.
|
61 | abe609b2 | Guido Trotter |
|
62 | 29921401 | Iustin Pop | @type defaults_dict: dict
|
63 | 29921401 | Iustin Pop | @param defaults_dict: dictionary holding the default values
|
64 | 29921401 | Iustin Pop | @type custom_dict: dict
|
65 | 29921401 | Iustin Pop | @param custom_dict: dictionary holding customized value
|
66 | 7736a5f2 | Iustin Pop | @type skip_keys: list
|
67 | 7736a5f2 | Iustin Pop | @param skip_keys: which keys not to fill
|
68 | 29921401 | Iustin Pop | @rtype: dict
|
69 | 29921401 | Iustin Pop | @return: dict with the 'full' values
|
70 | abe609b2 | Guido Trotter |
|
71 | 29921401 | Iustin Pop | """
|
72 | 29921401 | Iustin Pop | ret_dict = copy.deepcopy(defaults_dict) |
73 | 29921401 | Iustin Pop | ret_dict.update(custom_dict) |
74 | e11ddf13 | Iustin Pop | if skip_keys:
|
75 | e11ddf13 | Iustin Pop | for k in skip_keys: |
76 | e11ddf13 | Iustin Pop | try:
|
77 | e11ddf13 | Iustin Pop | del ret_dict[k]
|
78 | e11ddf13 | Iustin Pop | except KeyError: |
79 | e11ddf13 | Iustin Pop | pass
|
80 | 29921401 | Iustin Pop | return ret_dict
|
81 | a8083063 | Iustin Pop | |
82 | 6e34b628 | Guido Trotter | |
83 | 2cc673a3 | Iustin Pop | def FillIPolicy(default_ipolicy, custom_ipolicy, skip_keys=None): |
84 | 2cc673a3 | Iustin Pop | """Fills an instance policy with defaults.
|
85 | 918eb80b | Agata Murawska |
|
86 | 918eb80b | Agata Murawska | """
|
87 | 2cc673a3 | Iustin Pop | assert frozenset(default_ipolicy.keys()) == constants.IPOLICY_ALL_KEYS |
88 | 918eb80b | Agata Murawska | ret_dict = {} |
89 | 12378fe3 | Iustin Pop | for key in constants.IPOLICY_ISPECS: |
90 | 2cc673a3 | Iustin Pop | ret_dict[key] = FillDict(default_ipolicy[key], |
91 | 2cc673a3 | Iustin Pop | custom_ipolicy.get(key, {}), |
92 | 918eb80b | Agata Murawska | skip_keys=skip_keys) |
93 | 2cc673a3 | Iustin Pop | # list items
|
94 | d04c9d45 | Iustin Pop | for key in [constants.IPOLICY_DTS]: |
95 | 2cc673a3 | Iustin Pop | ret_dict[key] = list(custom_ipolicy.get(key, default_ipolicy[key]))
|
96 | ff6c5e55 | Iustin Pop | # other items which we know we can directly copy (immutables)
|
97 | ff6c5e55 | Iustin Pop | for key in constants.IPOLICY_PARAMETERS: |
98 | ff6c5e55 | Iustin Pop | ret_dict[key] = custom_ipolicy.get(key, default_ipolicy[key]) |
99 | 2cc673a3 | Iustin Pop | |
100 | 918eb80b | Agata Murawska | return ret_dict
|
101 | 918eb80b | Agata Murawska | |
102 | 918eb80b | Agata Murawska | |
103 | 57987785 | René Nussbaumer | def FillDiskParams(default_dparams, custom_dparams, skip_keys=None): |
104 | 57987785 | René Nussbaumer | """Fills the disk parameter defaults.
|
105 | 57987785 | René Nussbaumer |
|
106 | af9fb4cc | René Nussbaumer | @see: L{FillDict} for parameters and return value
|
107 | 57987785 | René Nussbaumer |
|
108 | 57987785 | René Nussbaumer | """
|
109 | 57987785 | René Nussbaumer | assert frozenset(default_dparams.keys()) == constants.DISK_TEMPLATES |
110 | 57987785 | René Nussbaumer | |
111 | 57987785 | René Nussbaumer | return dict((dt, FillDict(default_dparams[dt], custom_dparams.get(dt, {}), |
112 | 57987785 | René Nussbaumer | skip_keys=skip_keys)) |
113 | 57987785 | René Nussbaumer | for dt in constants.DISK_TEMPLATES) |
114 | 57987785 | René Nussbaumer | |
115 | 57987785 | René Nussbaumer | |
116 | 6e34b628 | Guido Trotter | def UpgradeGroupedParams(target, defaults): |
117 | 6e34b628 | Guido Trotter | """Update all groups for the target parameter.
|
118 | 6e34b628 | Guido Trotter |
|
119 | 6e34b628 | Guido Trotter | @type target: dict of dicts
|
120 | 6e34b628 | Guido Trotter | @param target: {group: {parameter: value}}
|
121 | 6e34b628 | Guido Trotter | @type defaults: dict
|
122 | 6e34b628 | Guido Trotter | @param defaults: default parameter values
|
123 | 6e34b628 | Guido Trotter |
|
124 | 6e34b628 | Guido Trotter | """
|
125 | 6e34b628 | Guido Trotter | if target is None: |
126 | 6e34b628 | Guido Trotter | target = {constants.PP_DEFAULT: defaults} |
127 | 6e34b628 | Guido Trotter | else:
|
128 | 6e34b628 | Guido Trotter | for group in target: |
129 | 6e34b628 | Guido Trotter | target[group] = FillDict(defaults, target[group]) |
130 | 6e34b628 | Guido Trotter | return target
|
131 | 6e34b628 | Guido Trotter | |
132 | 6e34b628 | Guido Trotter | |
133 | 8c72ab2b | Guido Trotter | def UpgradeBeParams(target): |
134 | 8c72ab2b | Guido Trotter | """Update the be parameters dict to the new format.
|
135 | 8c72ab2b | Guido Trotter |
|
136 | 8c72ab2b | Guido Trotter | @type target: dict
|
137 | 8c72ab2b | Guido Trotter | @param target: "be" parameters dict
|
138 | 8c72ab2b | Guido Trotter |
|
139 | 8c72ab2b | Guido Trotter | """
|
140 | 8c72ab2b | Guido Trotter | if constants.BE_MEMORY in target: |
141 | 8c72ab2b | Guido Trotter | memory = target[constants.BE_MEMORY] |
142 | 8c72ab2b | Guido Trotter | target[constants.BE_MAXMEM] = memory |
143 | 8c72ab2b | Guido Trotter | target[constants.BE_MINMEM] = memory |
144 | b2e233a5 | Guido Trotter | del target[constants.BE_MEMORY]
|
145 | 8c72ab2b | Guido Trotter | |
146 | 8c72ab2b | Guido Trotter | |
147 | bc5d0215 | Andrea Spadaccini | def UpgradeDiskParams(diskparams): |
148 | bc5d0215 | Andrea Spadaccini | """Upgrade the disk parameters.
|
149 | bc5d0215 | Andrea Spadaccini |
|
150 | bc5d0215 | Andrea Spadaccini | @type diskparams: dict
|
151 | bc5d0215 | Andrea Spadaccini | @param diskparams: disk parameters to upgrade
|
152 | bc5d0215 | Andrea Spadaccini | @rtype: dict
|
153 | 765ada2b | Iustin Pop | @return: the upgraded disk parameters dict
|
154 | bc5d0215 | Andrea Spadaccini |
|
155 | bc5d0215 | Andrea Spadaccini | """
|
156 | 99ccf8b9 | René Nussbaumer | if not diskparams: |
157 | 99ccf8b9 | René Nussbaumer | result = {} |
158 | bc5d0215 | Andrea Spadaccini | else:
|
159 | 57987785 | René Nussbaumer | result = FillDiskParams(constants.DISK_DT_DEFAULTS, diskparams) |
160 | bc5d0215 | Andrea Spadaccini | |
161 | bc5d0215 | Andrea Spadaccini | return result
|
162 | bc5d0215 | Andrea Spadaccini | |
163 | bc5d0215 | Andrea Spadaccini | |
164 | 2a27dac3 | Iustin Pop | def UpgradeNDParams(ndparams): |
165 | 2a27dac3 | Iustin Pop | """Upgrade ndparams structure.
|
166 | 2a27dac3 | Iustin Pop |
|
167 | 2a27dac3 | Iustin Pop | @type ndparams: dict
|
168 | 2a27dac3 | Iustin Pop | @param ndparams: disk parameters to upgrade
|
169 | 2a27dac3 | Iustin Pop | @rtype: dict
|
170 | 2a27dac3 | Iustin Pop | @return: the upgraded node parameters dict
|
171 | 2a27dac3 | Iustin Pop |
|
172 | 2a27dac3 | Iustin Pop | """
|
173 | 2a27dac3 | Iustin Pop | if ndparams is None: |
174 | 2a27dac3 | Iustin Pop | ndparams = {} |
175 | 2a27dac3 | Iustin Pop | |
176 | 2a27dac3 | Iustin Pop | return FillDict(constants.NDC_DEFAULTS, ndparams)
|
177 | 2a27dac3 | Iustin Pop | |
178 | 2a27dac3 | Iustin Pop | |
179 | 918eb80b | Agata Murawska | def MakeEmptyIPolicy(): |
180 | 918eb80b | Agata Murawska | """Create empty IPolicy dictionary.
|
181 | 918eb80b | Agata Murawska |
|
182 | 918eb80b | Agata Murawska | """
|
183 | 918eb80b | Agata Murawska | return dict([ |
184 | 2cc673a3 | Iustin Pop | (constants.ISPECS_MIN, {}), |
185 | 2cc673a3 | Iustin Pop | (constants.ISPECS_MAX, {}), |
186 | 2cc673a3 | Iustin Pop | (constants.ISPECS_STD, {}), |
187 | 918eb80b | Agata Murawska | ]) |
188 | 918eb80b | Agata Murawska | |
189 | 918eb80b | Agata Murawska | |
190 | a8083063 | Iustin Pop | class ConfigObject(object): |
191 | a8083063 | Iustin Pop | """A generic config object.
|
192 | a8083063 | Iustin Pop |
|
193 | a8083063 | Iustin Pop | It has the following properties:
|
194 | a8083063 | Iustin Pop |
|
195 | a8083063 | Iustin Pop | - provides somewhat safe recursive unpickling and pickling for its classes
|
196 | a8083063 | Iustin Pop | - unset attributes which are defined in slots are always returned
|
197 | a8083063 | Iustin Pop | as None instead of raising an error
|
198 | a8083063 | Iustin Pop |
|
199 | a8083063 | Iustin Pop | Classes derived from this must always declare __slots__ (we use many
|
200 | 55224070 | Guido Trotter | config objects and the memory reduction is useful)
|
201 | a8083063 | Iustin Pop |
|
202 | a8083063 | Iustin Pop | """
|
203 | a8083063 | Iustin Pop | __slots__ = [] |
204 | a8083063 | Iustin Pop | |
205 | a8083063 | Iustin Pop | def __init__(self, **kwargs): |
206 | 319856a9 | Michael Hanselmann | for k, v in kwargs.iteritems(): |
207 | 319856a9 | Michael Hanselmann | setattr(self, k, v) |
208 | a8083063 | Iustin Pop | |
209 | a8083063 | Iustin Pop | def __getattr__(self, name): |
210 | adf385c7 | Iustin Pop | if name not in self._all_slots(): |
211 | 3ecf6786 | Iustin Pop | raise AttributeError("Invalid object attribute %s.%s" % |
212 | 3ecf6786 | Iustin Pop | (type(self).__name__, name)) |
213 | a8083063 | Iustin Pop | return None |
214 | a8083063 | Iustin Pop | |
215 | a8083063 | Iustin Pop | def __setstate__(self, state): |
216 | adf385c7 | Iustin Pop | slots = self._all_slots()
|
217 | a8083063 | Iustin Pop | for name in state: |
218 | adf385c7 | Iustin Pop | if name in slots: |
219 | a8083063 | Iustin Pop | setattr(self, name, state[name]) |
220 | a8083063 | Iustin Pop | |
221 | adf385c7 | Iustin Pop | @classmethod
|
222 | adf385c7 | Iustin Pop | def _all_slots(cls): |
223 | adf385c7 | Iustin Pop | """Compute the list of all declared slots for a class.
|
224 | adf385c7 | Iustin Pop |
|
225 | adf385c7 | Iustin Pop | """
|
226 | adf385c7 | Iustin Pop | slots = [] |
227 | adf385c7 | Iustin Pop | for parent in cls.__mro__: |
228 | adf385c7 | Iustin Pop | slots.extend(getattr(parent, "__slots__", [])) |
229 | adf385c7 | Iustin Pop | return slots
|
230 | adf385c7 | Iustin Pop | |
231 | 415feb2e | René Nussbaumer | #: Public getter for the defined slots
|
232 | 415feb2e | René Nussbaumer | GetAllSlots = _all_slots |
233 | 415feb2e | René Nussbaumer | |
234 | ff9c047c | Iustin Pop | def ToDict(self): |
235 | ff9c047c | Iustin Pop | """Convert to a dict holding only standard python types.
|
236 | ff9c047c | Iustin Pop |
|
237 | ff9c047c | Iustin Pop | The generic routine just dumps all of this object's attributes in
|
238 | ff9c047c | Iustin Pop | a dict. It does not work if the class has children who are
|
239 | ff9c047c | Iustin Pop | ConfigObjects themselves (e.g. the nics list in an Instance), in
|
240 | ff9c047c | Iustin Pop | which case the object should subclass the function in order to
|
241 | ff9c047c | Iustin Pop | make sure all objects returned are only standard python types.
|
242 | ff9c047c | Iustin Pop |
|
243 | ff9c047c | Iustin Pop | """
|
244 | 4c14965f | Guido Trotter | result = {} |
245 | adf385c7 | Iustin Pop | for name in self._all_slots(): |
246 | 4c14965f | Guido Trotter | value = getattr(self, name, None) |
247 | 4c14965f | Guido Trotter | if value is not None: |
248 | 4c14965f | Guido Trotter | result[name] = value |
249 | 4c14965f | Guido Trotter | return result
|
250 | 4c14965f | Guido Trotter | |
251 | 4c14965f | Guido Trotter | __getstate__ = ToDict |
252 | ff9c047c | Iustin Pop | |
253 | ff9c047c | Iustin Pop | @classmethod
|
254 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
255 | ff9c047c | Iustin Pop | """Create an object from a dictionary.
|
256 | ff9c047c | Iustin Pop |
|
257 | ff9c047c | Iustin Pop | This generic routine takes a dict, instantiates a new instance of
|
258 | ff9c047c | Iustin Pop | the given class, and sets attributes based on the dict content.
|
259 | ff9c047c | Iustin Pop |
|
260 | ff9c047c | Iustin Pop | As for `ToDict`, this does not work if the class has children
|
261 | ff9c047c | Iustin Pop | who are ConfigObjects themselves (e.g. the nics list in an
|
262 | ff9c047c | Iustin Pop | Instance), in which case the object should subclass the function
|
263 | ff9c047c | Iustin Pop | and alter the objects.
|
264 | ff9c047c | Iustin Pop |
|
265 | ff9c047c | Iustin Pop | """
|
266 | ff9c047c | Iustin Pop | if not isinstance(val, dict): |
267 | ff9c047c | Iustin Pop | raise errors.ConfigurationError("Invalid object passed to FromDict:" |
268 | ff9c047c | Iustin Pop | " expected dict, got %s" % type(val)) |
269 | 319856a9 | Michael Hanselmann | val_str = dict([(str(k), v) for k, v in val.iteritems()]) |
270 | b459a848 | Andrea Spadaccini | obj = cls(**val_str) # pylint: disable=W0142
|
271 | ff9c047c | Iustin Pop | return obj
|
272 | ff9c047c | Iustin Pop | |
273 | ff9c047c | Iustin Pop | @staticmethod
|
274 | ff9c047c | Iustin Pop | def _ContainerToDicts(container): |
275 | ff9c047c | Iustin Pop | """Convert the elements of a container to standard python types.
|
276 | ff9c047c | Iustin Pop |
|
277 | ff9c047c | Iustin Pop | This method converts a container with elements derived from
|
278 | ff9c047c | Iustin Pop | ConfigData to standard python types. If the container is a dict,
|
279 | ff9c047c | Iustin Pop | we don't touch the keys, only the values.
|
280 | ff9c047c | Iustin Pop |
|
281 | ff9c047c | Iustin Pop | """
|
282 | ff9c047c | Iustin Pop | if isinstance(container, dict): |
283 | ff9c047c | Iustin Pop | ret = dict([(k, v.ToDict()) for k, v in container.iteritems()]) |
284 | ff9c047c | Iustin Pop | elif isinstance(container, (list, tuple, set, frozenset)): |
285 | ff9c047c | Iustin Pop | ret = [elem.ToDict() for elem in container] |
286 | ff9c047c | Iustin Pop | else:
|
287 | ff9c047c | Iustin Pop | raise TypeError("Invalid type %s passed to _ContainerToDicts" % |
288 | ff9c047c | Iustin Pop | type(container))
|
289 | ff9c047c | Iustin Pop | return ret
|
290 | ff9c047c | Iustin Pop | |
291 | ff9c047c | Iustin Pop | @staticmethod
|
292 | ff9c047c | Iustin Pop | def _ContainerFromDicts(source, c_type, e_type): |
293 | ff9c047c | Iustin Pop | """Convert a container from standard python types.
|
294 | ff9c047c | Iustin Pop |
|
295 | ff9c047c | Iustin Pop | This method converts a container with standard python types to
|
296 | ff9c047c | Iustin Pop | ConfigData objects. If the container is a dict, we don't touch the
|
297 | ff9c047c | Iustin Pop | keys, only the values.
|
298 | ff9c047c | Iustin Pop |
|
299 | ff9c047c | Iustin Pop | """
|
300 | ff9c047c | Iustin Pop | if not isinstance(c_type, type): |
301 | ff9c047c | Iustin Pop | raise TypeError("Container type %s passed to _ContainerFromDicts is" |
302 | ff9c047c | Iustin Pop | " not a type" % type(c_type)) |
303 | fe25a79a | Guido Trotter | if source is None: |
304 | fe25a79a | Guido Trotter | source = c_type() |
305 | ff9c047c | Iustin Pop | if c_type is dict: |
306 | ff9c047c | Iustin Pop | ret = dict([(k, e_type.FromDict(v)) for k, v in source.iteritems()]) |
307 | ff9c047c | Iustin Pop | elif c_type in (list, tuple, set, frozenset): |
308 | ff9c047c | Iustin Pop | ret = c_type([e_type.FromDict(elem) for elem in source]) |
309 | ff9c047c | Iustin Pop | else:
|
310 | ff9c047c | Iustin Pop | raise TypeError("Invalid container type %s passed to" |
311 | ff9c047c | Iustin Pop | " _ContainerFromDicts" % c_type)
|
312 | ff9c047c | Iustin Pop | return ret
|
313 | ff9c047c | Iustin Pop | |
314 | e8d563f3 | Iustin Pop | def Copy(self): |
315 | e8d563f3 | Iustin Pop | """Makes a deep copy of the current object and its children.
|
316 | e8d563f3 | Iustin Pop |
|
317 | e8d563f3 | Iustin Pop | """
|
318 | e8d563f3 | Iustin Pop | dict_form = self.ToDict()
|
319 | e8d563f3 | Iustin Pop | clone_obj = self.__class__.FromDict(dict_form)
|
320 | e8d563f3 | Iustin Pop | return clone_obj
|
321 | e8d563f3 | Iustin Pop | |
322 | ff9c047c | Iustin Pop | def __repr__(self): |
323 | ff9c047c | Iustin Pop | """Implement __repr__ for ConfigObjects."""
|
324 | ff9c047c | Iustin Pop | return repr(self.ToDict()) |
325 | ff9c047c | Iustin Pop | |
326 | 560428be | Guido Trotter | def UpgradeConfig(self): |
327 | 560428be | Guido Trotter | """Fill defaults for missing configuration values.
|
328 | 560428be | Guido Trotter |
|
329 | 90d726a8 | Iustin Pop | This method will be called at configuration load time, and its
|
330 | 90d726a8 | Iustin Pop | implementation will be object dependent.
|
331 | 560428be | Guido Trotter |
|
332 | 560428be | Guido Trotter | """
|
333 | 560428be | Guido Trotter | pass
|
334 | 560428be | Guido Trotter | |
335 | a8083063 | Iustin Pop | |
336 | ec29fe40 | Iustin Pop | class TaggableObject(ConfigObject): |
337 | 5c947f38 | Iustin Pop | """An generic class supporting tags.
|
338 | 5c947f38 | Iustin Pop |
|
339 | 5c947f38 | Iustin Pop | """
|
340 | 154b9580 | Balazs Lecz | __slots__ = ["tags"]
|
341 | b5e5632e | Iustin Pop | VALID_TAG_RE = re.compile("^[\w.+*/:@-]+$")
|
342 | 2057f6c7 | Iustin Pop | |
343 | b5e5632e | Iustin Pop | @classmethod
|
344 | b5e5632e | Iustin Pop | def ValidateTag(cls, tag): |
345 | 5c947f38 | Iustin Pop | """Check if a tag is valid.
|
346 | 5c947f38 | Iustin Pop |
|
347 | 5c947f38 | Iustin Pop | If the tag is invalid, an errors.TagError will be raised. The
|
348 | 5c947f38 | Iustin Pop | function has no return value.
|
349 | 5c947f38 | Iustin Pop |
|
350 | 5c947f38 | Iustin Pop | """
|
351 | 5c947f38 | Iustin Pop | if not isinstance(tag, basestring): |
352 | 3ecf6786 | Iustin Pop | raise errors.TagError("Invalid tag type (not a string)") |
353 | 5c947f38 | Iustin Pop | if len(tag) > constants.MAX_TAG_LEN: |
354 | 319856a9 | Michael Hanselmann | raise errors.TagError("Tag too long (>%d characters)" % |
355 | 319856a9 | Michael Hanselmann | constants.MAX_TAG_LEN) |
356 | 5c947f38 | Iustin Pop | if not tag: |
357 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tags cannot be empty") |
358 | b5e5632e | Iustin Pop | if not cls.VALID_TAG_RE.match(tag): |
359 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag contains invalid characters") |
360 | 5c947f38 | Iustin Pop | |
361 | 5c947f38 | Iustin Pop | def GetTags(self): |
362 | 5c947f38 | Iustin Pop | """Return the tags list.
|
363 | 5c947f38 | Iustin Pop |
|
364 | 5c947f38 | Iustin Pop | """
|
365 | 5c947f38 | Iustin Pop | tags = getattr(self, "tags", None) |
366 | 5c947f38 | Iustin Pop | if tags is None: |
367 | 5c947f38 | Iustin Pop | tags = self.tags = set() |
368 | 5c947f38 | Iustin Pop | return tags
|
369 | 5c947f38 | Iustin Pop | |
370 | 5c947f38 | Iustin Pop | def AddTag(self, tag): |
371 | 5c947f38 | Iustin Pop | """Add a new tag.
|
372 | 5c947f38 | Iustin Pop |
|
373 | 5c947f38 | Iustin Pop | """
|
374 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
|
375 | 5c947f38 | Iustin Pop | tags = self.GetTags()
|
376 | 5c947f38 | Iustin Pop | if len(tags) >= constants.MAX_TAGS_PER_OBJ: |
377 | 3ecf6786 | Iustin Pop | raise errors.TagError("Too many tags") |
378 | 5c947f38 | Iustin Pop | self.GetTags().add(tag)
|
379 | 5c947f38 | Iustin Pop | |
380 | 5c947f38 | Iustin Pop | def RemoveTag(self, tag): |
381 | 5c947f38 | Iustin Pop | """Remove a tag.
|
382 | 5c947f38 | Iustin Pop |
|
383 | 5c947f38 | Iustin Pop | """
|
384 | 5c947f38 | Iustin Pop | self.ValidateTag(tag)
|
385 | 5c947f38 | Iustin Pop | tags = self.GetTags()
|
386 | 5c947f38 | Iustin Pop | try:
|
387 | 5c947f38 | Iustin Pop | tags.remove(tag) |
388 | 5c947f38 | Iustin Pop | except KeyError: |
389 | 3ecf6786 | Iustin Pop | raise errors.TagError("Tag not found") |
390 | 5c947f38 | Iustin Pop | |
391 | ff9c047c | Iustin Pop | def ToDict(self): |
392 | ff9c047c | Iustin Pop | """Taggable-object-specific conversion to standard python types.
|
393 | ff9c047c | Iustin Pop |
|
394 | ff9c047c | Iustin Pop | This replaces the tags set with a list.
|
395 | ff9c047c | Iustin Pop |
|
396 | ff9c047c | Iustin Pop | """
|
397 | ff9c047c | Iustin Pop | bo = super(TaggableObject, self).ToDict() |
398 | ff9c047c | Iustin Pop | |
399 | ff9c047c | Iustin Pop | tags = bo.get("tags", None) |
400 | ff9c047c | Iustin Pop | if isinstance(tags, set): |
401 | ff9c047c | Iustin Pop | bo["tags"] = list(tags) |
402 | ff9c047c | Iustin Pop | return bo
|
403 | ff9c047c | Iustin Pop | |
404 | ff9c047c | Iustin Pop | @classmethod
|
405 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
406 | ff9c047c | Iustin Pop | """Custom function for instances.
|
407 | ff9c047c | Iustin Pop |
|
408 | ff9c047c | Iustin Pop | """
|
409 | ff9c047c | Iustin Pop | obj = super(TaggableObject, cls).FromDict(val)
|
410 | ff9c047c | Iustin Pop | if hasattr(obj, "tags") and isinstance(obj.tags, list): |
411 | ff9c047c | Iustin Pop | obj.tags = set(obj.tags)
|
412 | ff9c047c | Iustin Pop | return obj
|
413 | ff9c047c | Iustin Pop | |
414 | 5c947f38 | Iustin Pop | |
415 | 061af273 | Andrea Spadaccini | class MasterNetworkParameters(ConfigObject): |
416 | 061af273 | Andrea Spadaccini | """Network configuration parameters for the master
|
417 | 061af273 | Andrea Spadaccini |
|
418 | 061af273 | Andrea Spadaccini | @ivar name: master name
|
419 | 061af273 | Andrea Spadaccini | @ivar ip: master IP
|
420 | 061af273 | Andrea Spadaccini | @ivar netmask: master netmask
|
421 | 061af273 | Andrea Spadaccini | @ivar netdev: master network device
|
422 | 061af273 | Andrea Spadaccini | @ivar ip_family: master IP family
|
423 | 061af273 | Andrea Spadaccini |
|
424 | 061af273 | Andrea Spadaccini | """
|
425 | 061af273 | Andrea Spadaccini | __slots__ = [ |
426 | 061af273 | Andrea Spadaccini | "name",
|
427 | 061af273 | Andrea Spadaccini | "ip",
|
428 | 061af273 | Andrea Spadaccini | "netmask",
|
429 | 061af273 | Andrea Spadaccini | "netdev",
|
430 | 061af273 | Andrea Spadaccini | "ip_family"
|
431 | 061af273 | Andrea Spadaccini | ] |
432 | 061af273 | Andrea Spadaccini | |
433 | 061af273 | Andrea Spadaccini | |
434 | a8083063 | Iustin Pop | class ConfigData(ConfigObject): |
435 | a8083063 | Iustin Pop | """Top-level config object."""
|
436 | 3df43542 | Guido Trotter | __slots__ = [ |
437 | 3df43542 | Guido Trotter | "version",
|
438 | 3df43542 | Guido Trotter | "cluster",
|
439 | 3df43542 | Guido Trotter | "nodes",
|
440 | 3df43542 | Guido Trotter | "nodegroups",
|
441 | 3df43542 | Guido Trotter | "instances",
|
442 | 3df43542 | Guido Trotter | "serial_no",
|
443 | 3df43542 | Guido Trotter | ] + _TIMESTAMPS |
444 | a8083063 | Iustin Pop | |
445 | ff9c047c | Iustin Pop | def ToDict(self): |
446 | ff9c047c | Iustin Pop | """Custom function for top-level config data.
|
447 | ff9c047c | Iustin Pop |
|
448 | ff9c047c | Iustin Pop | This just replaces the list of instances, nodes and the cluster
|
449 | ff9c047c | Iustin Pop | with standard python types.
|
450 | ff9c047c | Iustin Pop |
|
451 | ff9c047c | Iustin Pop | """
|
452 | ff9c047c | Iustin Pop | mydict = super(ConfigData, self).ToDict() |
453 | ff9c047c | Iustin Pop | mydict["cluster"] = mydict["cluster"].ToDict() |
454 | 3df43542 | Guido Trotter | for key in "nodes", "instances", "nodegroups": |
455 | ff9c047c | Iustin Pop | mydict[key] = self._ContainerToDicts(mydict[key])
|
456 | ff9c047c | Iustin Pop | |
457 | ff9c047c | Iustin Pop | return mydict
|
458 | ff9c047c | Iustin Pop | |
459 | ff9c047c | Iustin Pop | @classmethod
|
460 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
461 | ff9c047c | Iustin Pop | """Custom function for top-level config data
|
462 | ff9c047c | Iustin Pop |
|
463 | ff9c047c | Iustin Pop | """
|
464 | ff9c047c | Iustin Pop | obj = super(ConfigData, cls).FromDict(val)
|
465 | ff9c047c | Iustin Pop | obj.cluster = Cluster.FromDict(obj.cluster) |
466 | ff9c047c | Iustin Pop | obj.nodes = cls._ContainerFromDicts(obj.nodes, dict, Node)
|
467 | ff9c047c | Iustin Pop | obj.instances = cls._ContainerFromDicts(obj.instances, dict, Instance)
|
468 | 3df43542 | Guido Trotter | obj.nodegroups = cls._ContainerFromDicts(obj.nodegroups, dict, NodeGroup)
|
469 | ff9c047c | Iustin Pop | return obj
|
470 | ff9c047c | Iustin Pop | |
471 | 51cb1581 | Luca Bigliardi | def HasAnyDiskOfType(self, dev_type): |
472 | 51cb1581 | Luca Bigliardi | """Check if in there is at disk of the given type in the configuration.
|
473 | 51cb1581 | Luca Bigliardi |
|
474 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
475 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
476 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
477 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a disk of the given type was found or not
|
478 | 51cb1581 | Luca Bigliardi |
|
479 | 51cb1581 | Luca Bigliardi | """
|
480 | 51cb1581 | Luca Bigliardi | for instance in self.instances.values(): |
481 | 51cb1581 | Luca Bigliardi | for disk in instance.disks: |
482 | 51cb1581 | Luca Bigliardi | if disk.IsBasedOnDiskType(dev_type):
|
483 | 51cb1581 | Luca Bigliardi | return True |
484 | 51cb1581 | Luca Bigliardi | return False |
485 | 51cb1581 | Luca Bigliardi | |
486 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
487 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
488 | 90d726a8 | Iustin Pop |
|
489 | 90d726a8 | Iustin Pop | """
|
490 | 90d726a8 | Iustin Pop | self.cluster.UpgradeConfig()
|
491 | 90d726a8 | Iustin Pop | for node in self.nodes.values(): |
492 | 90d726a8 | Iustin Pop | node.UpgradeConfig() |
493 | 90d726a8 | Iustin Pop | for instance in self.instances.values(): |
494 | 90d726a8 | Iustin Pop | instance.UpgradeConfig() |
495 | 3df43542 | Guido Trotter | if self.nodegroups is None: |
496 | 3df43542 | Guido Trotter | self.nodegroups = {}
|
497 | 3df43542 | Guido Trotter | for nodegroup in self.nodegroups.values(): |
498 | 3df43542 | Guido Trotter | nodegroup.UpgradeConfig() |
499 | ee2f0ed4 | Luca Bigliardi | if self.cluster.drbd_usermode_helper is None: |
500 | ee2f0ed4 | Luca Bigliardi | # To decide if we set an helper let's check if at least one instance has
|
501 | ee2f0ed4 | Luca Bigliardi | # a DRBD disk. This does not cover all the possible scenarios but it
|
502 | ee2f0ed4 | Luca Bigliardi | # gives a good approximation.
|
503 | ee2f0ed4 | Luca Bigliardi | if self.HasAnyDiskOfType(constants.LD_DRBD8): |
504 | ee2f0ed4 | Luca Bigliardi | self.cluster.drbd_usermode_helper = constants.DEFAULT_DRBD_HELPER
|
505 | 90d726a8 | Iustin Pop | |
506 | a8083063 | Iustin Pop | |
507 | a8083063 | Iustin Pop | class NIC(ConfigObject): |
508 | a8083063 | Iustin Pop | """Config object representing a network card."""
|
509 | 1177d70e | Guido Trotter | __slots__ = ["mac", "ip", "nicparams"] |
510 | a8083063 | Iustin Pop | |
511 | 255e19d4 | Guido Trotter | @classmethod
|
512 | 255e19d4 | Guido Trotter | def CheckParameterSyntax(cls, nicparams): |
513 | 255e19d4 | Guido Trotter | """Check the given parameters for validity.
|
514 | 255e19d4 | Guido Trotter |
|
515 | 255e19d4 | Guido Trotter | @type nicparams: dict
|
516 | 255e19d4 | Guido Trotter | @param nicparams: dictionary with parameter names/value
|
517 | 255e19d4 | Guido Trotter | @raise errors.ConfigurationError: when a parameter is not valid
|
518 | 255e19d4 | Guido Trotter |
|
519 | 255e19d4 | Guido Trotter | """
|
520 | e8448672 | Agata Murawska | if (nicparams[constants.NIC_MODE] not in constants.NIC_VALID_MODES and |
521 | e8448672 | Agata Murawska | nicparams[constants.NIC_MODE] != constants.VALUE_AUTO): |
522 | 255e19d4 | Guido Trotter | err = "Invalid nic mode: %s" % nicparams[constants.NIC_MODE]
|
523 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
524 | 255e19d4 | Guido Trotter | |
525 | 0c9d32c1 | Guido Trotter | if (nicparams[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED and |
526 | 255e19d4 | Guido Trotter | not nicparams[constants.NIC_LINK]):
|
527 | 255e19d4 | Guido Trotter | err = "Missing bridged nic link"
|
528 | 255e19d4 | Guido Trotter | raise errors.ConfigurationError(err)
|
529 | 255e19d4 | Guido Trotter | |
530 | a8083063 | Iustin Pop | |
531 | a8083063 | Iustin Pop | class Disk(ConfigObject): |
532 | a8083063 | Iustin Pop | """Config object representing a block device."""
|
533 | a8083063 | Iustin Pop | __slots__ = ["dev_type", "logical_id", "physical_id", |
534 | bc5d0215 | Andrea Spadaccini | "children", "iv_name", "size", "mode", "params"] |
535 | a8083063 | Iustin Pop | |
536 | a8083063 | Iustin Pop | def CreateOnSecondary(self): |
537 | a8083063 | Iustin Pop | """Test if this device needs to be created on a secondary node."""
|
538 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
539 | a8083063 | Iustin Pop | |
540 | a8083063 | Iustin Pop | def AssembleOnSecondary(self): |
541 | a8083063 | Iustin Pop | """Test if this device needs to be assembled on a secondary node."""
|
542 | 00fb8246 | Michael Hanselmann | return self.dev_type in (constants.LD_DRBD8, constants.LD_LV) |
543 | a8083063 | Iustin Pop | |
544 | a8083063 | Iustin Pop | def OpenOnSecondary(self): |
545 | a8083063 | Iustin Pop | """Test if this device needs to be opened on a secondary node."""
|
546 | fe96220b | Iustin Pop | return self.dev_type in (constants.LD_LV,) |
547 | a8083063 | Iustin Pop | |
548 | 222f2dd5 | Iustin Pop | def StaticDevPath(self): |
549 | 222f2dd5 | Iustin Pop | """Return the device path if this device type has a static one.
|
550 | 222f2dd5 | Iustin Pop |
|
551 | 222f2dd5 | Iustin Pop | Some devices (LVM for example) live always at the same /dev/ path,
|
552 | 222f2dd5 | Iustin Pop | irrespective of their status. For such devices, we return this
|
553 | 222f2dd5 | Iustin Pop | path, for others we return None.
|
554 | 222f2dd5 | Iustin Pop |
|
555 | e51db2a6 | Iustin Pop | @warning: The path returned is not a normalized pathname; callers
|
556 | e51db2a6 | Iustin Pop | should check that it is a valid path.
|
557 | e51db2a6 | Iustin Pop |
|
558 | 222f2dd5 | Iustin Pop | """
|
559 | 222f2dd5 | Iustin Pop | if self.dev_type == constants.LD_LV: |
560 | 222f2dd5 | Iustin Pop | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
561 | b6135bbc | Apollon Oikonomopoulos | elif self.dev_type == constants.LD_BLOCKDEV: |
562 | b6135bbc | Apollon Oikonomopoulos | return self.logical_id[1] |
563 | 7181fba0 | Constantinos Venetsanopoulos | elif self.dev_type == constants.LD_RBD: |
564 | 7181fba0 | Constantinos Venetsanopoulos | return "/dev/%s/%s" % (self.logical_id[0], self.logical_id[1]) |
565 | 222f2dd5 | Iustin Pop | return None |
566 | 222f2dd5 | Iustin Pop | |
567 | fc1dc9d7 | Iustin Pop | def ChildrenNeeded(self): |
568 | fc1dc9d7 | Iustin Pop | """Compute the needed number of children for activation.
|
569 | fc1dc9d7 | Iustin Pop |
|
570 | fc1dc9d7 | Iustin Pop | This method will return either -1 (all children) or a positive
|
571 | fc1dc9d7 | Iustin Pop | number denoting the minimum number of children needed for
|
572 | fc1dc9d7 | Iustin Pop | activation (only mirrored devices will usually return >=0).
|
573 | fc1dc9d7 | Iustin Pop |
|
574 | fc1dc9d7 | Iustin Pop | Currently, only DRBD8 supports diskless activation (therefore we
|
575 | fc1dc9d7 | Iustin Pop | return 0), for all other we keep the previous semantics and return
|
576 | fc1dc9d7 | Iustin Pop | -1.
|
577 | fc1dc9d7 | Iustin Pop |
|
578 | fc1dc9d7 | Iustin Pop | """
|
579 | fc1dc9d7 | Iustin Pop | if self.dev_type == constants.LD_DRBD8: |
580 | fc1dc9d7 | Iustin Pop | return 0 |
581 | fc1dc9d7 | Iustin Pop | return -1 |
582 | fc1dc9d7 | Iustin Pop | |
583 | 51cb1581 | Luca Bigliardi | def IsBasedOnDiskType(self, dev_type): |
584 | 51cb1581 | Luca Bigliardi | """Check if the disk or its children are based on the given type.
|
585 | 51cb1581 | Luca Bigliardi |
|
586 | 51cb1581 | Luca Bigliardi | @type dev_type: L{constants.LDS_BLOCK}
|
587 | 51cb1581 | Luca Bigliardi | @param dev_type: the type to look for
|
588 | 51cb1581 | Luca Bigliardi | @rtype: boolean
|
589 | 51cb1581 | Luca Bigliardi | @return: boolean indicating if a device of the given type was found or not
|
590 | 51cb1581 | Luca Bigliardi |
|
591 | 51cb1581 | Luca Bigliardi | """
|
592 | 51cb1581 | Luca Bigliardi | if self.children: |
593 | 51cb1581 | Luca Bigliardi | for child in self.children: |
594 | 51cb1581 | Luca Bigliardi | if child.IsBasedOnDiskType(dev_type):
|
595 | 51cb1581 | Luca Bigliardi | return True |
596 | 51cb1581 | Luca Bigliardi | return self.dev_type == dev_type |
597 | 51cb1581 | Luca Bigliardi | |
598 | a8083063 | Iustin Pop | def GetNodes(self, node): |
599 | a8083063 | Iustin Pop | """This function returns the nodes this device lives on.
|
600 | a8083063 | Iustin Pop |
|
601 | a8083063 | Iustin Pop | Given the node on which the parent of the device lives on (or, in
|
602 | a8083063 | Iustin Pop | case of a top-level device, the primary node of the devices'
|
603 | a8083063 | Iustin Pop | instance), this function will return a list of nodes on which this
|
604 | a8083063 | Iustin Pop | devices needs to (or can) be assembled.
|
605 | a8083063 | Iustin Pop |
|
606 | a8083063 | Iustin Pop | """
|
607 | b6135bbc | Apollon Oikonomopoulos | if self.dev_type in [constants.LD_LV, constants.LD_FILE, |
608 | 7181fba0 | Constantinos Venetsanopoulos | constants.LD_BLOCKDEV, constants.LD_RBD]: |
609 | a8083063 | Iustin Pop | result = [node] |
610 | a1f445d3 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
611 | a8083063 | Iustin Pop | result = [self.logical_id[0], self.logical_id[1]] |
612 | a8083063 | Iustin Pop | if node not in result: |
613 | 3ecf6786 | Iustin Pop | raise errors.ConfigurationError("DRBD device passed unknown node") |
614 | a8083063 | Iustin Pop | else:
|
615 | 3ecf6786 | Iustin Pop | raise errors.ProgrammerError("Unhandled device type %s" % self.dev_type) |
616 | a8083063 | Iustin Pop | return result
|
617 | a8083063 | Iustin Pop | |
618 | a8083063 | Iustin Pop | def ComputeNodeTree(self, parent_node): |
619 | a8083063 | Iustin Pop | """Compute the node/disk tree for this disk and its children.
|
620 | a8083063 | Iustin Pop |
|
621 | a8083063 | Iustin Pop | This method, given the node on which the parent disk lives, will
|
622 | a8083063 | Iustin Pop | return the list of all (node, disk) pairs which describe the disk
|
623 | abdf0113 | Iustin Pop | tree in the most compact way. For example, a drbd/lvm stack
|
624 | abdf0113 | Iustin Pop | will be returned as (primary_node, drbd) and (secondary_node, drbd)
|
625 | abdf0113 | Iustin Pop | which represents all the top-level devices on the nodes.
|
626 | a8083063 | Iustin Pop |
|
627 | a8083063 | Iustin Pop | """
|
628 | a8083063 | Iustin Pop | my_nodes = self.GetNodes(parent_node)
|
629 | a8083063 | Iustin Pop | result = [(node, self) for node in my_nodes] |
630 | a8083063 | Iustin Pop | if not self.children: |
631 | a8083063 | Iustin Pop | # leaf device
|
632 | a8083063 | Iustin Pop | return result
|
633 | a8083063 | Iustin Pop | for node in my_nodes: |
634 | a8083063 | Iustin Pop | for child in self.children: |
635 | a8083063 | Iustin Pop | child_result = child.ComputeNodeTree(node) |
636 | a8083063 | Iustin Pop | if len(child_result) == 1: |
637 | a8083063 | Iustin Pop | # child (and all its descendants) is simple, doesn't split
|
638 | a8083063 | Iustin Pop | # over multiple hosts, so we don't need to describe it, our
|
639 | a8083063 | Iustin Pop | # own entry for this node describes it completely
|
640 | a8083063 | Iustin Pop | continue
|
641 | a8083063 | Iustin Pop | else:
|
642 | a8083063 | Iustin Pop | # check if child nodes differ from my nodes; note that
|
643 | a8083063 | Iustin Pop | # subdisk can differ from the child itself, and be instead
|
644 | a8083063 | Iustin Pop | # one of its descendants
|
645 | a8083063 | Iustin Pop | for subnode, subdisk in child_result: |
646 | a8083063 | Iustin Pop | if subnode not in my_nodes: |
647 | a8083063 | Iustin Pop | result.append((subnode, subdisk)) |
648 | a8083063 | Iustin Pop | # otherwise child is under our own node, so we ignore this
|
649 | a8083063 | Iustin Pop | # entry (but probably the other results in the list will
|
650 | a8083063 | Iustin Pop | # be different)
|
651 | a8083063 | Iustin Pop | return result
|
652 | a8083063 | Iustin Pop | |
653 | 6d33a6eb | Iustin Pop | def ComputeGrowth(self, amount): |
654 | 6d33a6eb | Iustin Pop | """Compute the per-VG growth requirements.
|
655 | 6d33a6eb | Iustin Pop |
|
656 | 6d33a6eb | Iustin Pop | This only works for VG-based disks.
|
657 | 6d33a6eb | Iustin Pop |
|
658 | 6d33a6eb | Iustin Pop | @type amount: integer
|
659 | 6d33a6eb | Iustin Pop | @param amount: the desired increase in (user-visible) disk space
|
660 | 6d33a6eb | Iustin Pop | @rtype: dict
|
661 | 6d33a6eb | Iustin Pop | @return: a dictionary of volume-groups and the required size
|
662 | 6d33a6eb | Iustin Pop |
|
663 | 6d33a6eb | Iustin Pop | """
|
664 | 6d33a6eb | Iustin Pop | if self.dev_type == constants.LD_LV: |
665 | 6d33a6eb | Iustin Pop | return {self.logical_id[0]: amount} |
666 | 6d33a6eb | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
667 | 6d33a6eb | Iustin Pop | if self.children: |
668 | 6d33a6eb | Iustin Pop | return self.children[0].ComputeGrowth(amount) |
669 | 6d33a6eb | Iustin Pop | else:
|
670 | 6d33a6eb | Iustin Pop | return {}
|
671 | 6d33a6eb | Iustin Pop | else:
|
672 | 6d33a6eb | Iustin Pop | # Other disk types do not require VG space
|
673 | 6d33a6eb | Iustin Pop | return {}
|
674 | 6d33a6eb | Iustin Pop | |
675 | acec9d51 | Iustin Pop | def RecordGrow(self, amount): |
676 | acec9d51 | Iustin Pop | """Update the size of this disk after growth.
|
677 | acec9d51 | Iustin Pop |
|
678 | acec9d51 | Iustin Pop | This method recurses over the disks's children and updates their
|
679 | acec9d51 | Iustin Pop | size correspondigly. The method needs to be kept in sync with the
|
680 | acec9d51 | Iustin Pop | actual algorithms from bdev.
|
681 | acec9d51 | Iustin Pop |
|
682 | acec9d51 | Iustin Pop | """
|
683 | 7181fba0 | Constantinos Venetsanopoulos | if self.dev_type in (constants.LD_LV, constants.LD_FILE, |
684 | 7181fba0 | Constantinos Venetsanopoulos | constants.LD_RBD): |
685 | acec9d51 | Iustin Pop | self.size += amount
|
686 | acec9d51 | Iustin Pop | elif self.dev_type == constants.LD_DRBD8: |
687 | acec9d51 | Iustin Pop | if self.children: |
688 | acec9d51 | Iustin Pop | self.children[0].RecordGrow(amount) |
689 | acec9d51 | Iustin Pop | self.size += amount
|
690 | acec9d51 | Iustin Pop | else:
|
691 | acec9d51 | Iustin Pop | raise errors.ProgrammerError("Disk.RecordGrow called for unsupported" |
692 | acec9d51 | Iustin Pop | " disk type %s" % self.dev_type) |
693 | acec9d51 | Iustin Pop | |
694 | 735e1318 | Michael Hanselmann | def Update(self, size=None, mode=None): |
695 | 735e1318 | Michael Hanselmann | """Apply changes to size and mode.
|
696 | 735e1318 | Michael Hanselmann |
|
697 | 735e1318 | Michael Hanselmann | """
|
698 | 735e1318 | Michael Hanselmann | if self.dev_type == constants.LD_DRBD8: |
699 | 735e1318 | Michael Hanselmann | if self.children: |
700 | 735e1318 | Michael Hanselmann | self.children[0].Update(size=size, mode=mode) |
701 | 735e1318 | Michael Hanselmann | else:
|
702 | 735e1318 | Michael Hanselmann | assert not self.children |
703 | 735e1318 | Michael Hanselmann | |
704 | 735e1318 | Michael Hanselmann | if size is not None: |
705 | 735e1318 | Michael Hanselmann | self.size = size
|
706 | 735e1318 | Michael Hanselmann | if mode is not None: |
707 | 735e1318 | Michael Hanselmann | self.mode = mode
|
708 | 735e1318 | Michael Hanselmann | |
709 | a805ec18 | Iustin Pop | def UnsetSize(self): |
710 | a805ec18 | Iustin Pop | """Sets recursively the size to zero for the disk and its children.
|
711 | a805ec18 | Iustin Pop |
|
712 | a805ec18 | Iustin Pop | """
|
713 | a805ec18 | Iustin Pop | if self.children: |
714 | a805ec18 | Iustin Pop | for child in self.children: |
715 | a805ec18 | Iustin Pop | child.UnsetSize() |
716 | a805ec18 | Iustin Pop | self.size = 0 |
717 | a805ec18 | Iustin Pop | |
718 | 0402302c | Iustin Pop | def SetPhysicalID(self, target_node, nodes_ip): |
719 | 0402302c | Iustin Pop | """Convert the logical ID to the physical ID.
|
720 | 0402302c | Iustin Pop |
|
721 | 0402302c | Iustin Pop | This is used only for drbd, which needs ip/port configuration.
|
722 | 0402302c | Iustin Pop |
|
723 | 0402302c | Iustin Pop | The routine descends down and updates its children also, because
|
724 | 0402302c | Iustin Pop | this helps when the only the top device is passed to the remote
|
725 | 0402302c | Iustin Pop | node.
|
726 | 0402302c | Iustin Pop |
|
727 | 0402302c | Iustin Pop | Arguments:
|
728 | 0402302c | Iustin Pop | - target_node: the node we wish to configure for
|
729 | 0402302c | Iustin Pop | - nodes_ip: a mapping of node name to ip
|
730 | 0402302c | Iustin Pop |
|
731 | 0402302c | Iustin Pop | The target_node must exist in in nodes_ip, and must be one of the
|
732 | 0402302c | Iustin Pop | nodes in the logical ID for each of the DRBD devices encountered
|
733 | 0402302c | Iustin Pop | in the disk tree.
|
734 | 0402302c | Iustin Pop |
|
735 | 0402302c | Iustin Pop | """
|
736 | 0402302c | Iustin Pop | if self.children: |
737 | 0402302c | Iustin Pop | for child in self.children: |
738 | 0402302c | Iustin Pop | child.SetPhysicalID(target_node, nodes_ip) |
739 | 0402302c | Iustin Pop | |
740 | 0402302c | Iustin Pop | if self.logical_id is None and self.physical_id is not None: |
741 | 0402302c | Iustin Pop | return
|
742 | 0402302c | Iustin Pop | if self.dev_type in constants.LDS_DRBD: |
743 | f9518d38 | Iustin Pop | pnode, snode, port, pminor, sminor, secret = self.logical_id
|
744 | 0402302c | Iustin Pop | if target_node not in (pnode, snode): |
745 | 0402302c | Iustin Pop | raise errors.ConfigurationError("DRBD device not knowing node %s" % |
746 | 0402302c | Iustin Pop | target_node) |
747 | 0402302c | Iustin Pop | pnode_ip = nodes_ip.get(pnode, None)
|
748 | 0402302c | Iustin Pop | snode_ip = nodes_ip.get(snode, None)
|
749 | 0402302c | Iustin Pop | if pnode_ip is None or snode_ip is None: |
750 | 0402302c | Iustin Pop | raise errors.ConfigurationError("Can't find primary or secondary node" |
751 | 0402302c | Iustin Pop | " for %s" % str(self)) |
752 | ffa1c0dc | Iustin Pop | p_data = (pnode_ip, port) |
753 | ffa1c0dc | Iustin Pop | s_data = (snode_ip, port) |
754 | 0402302c | Iustin Pop | if pnode == target_node:
|
755 | f9518d38 | Iustin Pop | self.physical_id = p_data + s_data + (pminor, secret)
|
756 | 0402302c | Iustin Pop | else: # it must be secondary, we tested above |
757 | f9518d38 | Iustin Pop | self.physical_id = s_data + p_data + (sminor, secret)
|
758 | 0402302c | Iustin Pop | else:
|
759 | 0402302c | Iustin Pop | self.physical_id = self.logical_id |
760 | 0402302c | Iustin Pop | return
|
761 | 0402302c | Iustin Pop | |
762 | ff9c047c | Iustin Pop | def ToDict(self): |
763 | ff9c047c | Iustin Pop | """Disk-specific conversion to standard python types.
|
764 | ff9c047c | Iustin Pop |
|
765 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of
|
766 | ff9c047c | Iustin Pop | standard python types.
|
767 | ff9c047c | Iustin Pop |
|
768 | ff9c047c | Iustin Pop | """
|
769 | ff9c047c | Iustin Pop | bo = super(Disk, self).ToDict() |
770 | ff9c047c | Iustin Pop | |
771 | ff9c047c | Iustin Pop | for attr in ("children",): |
772 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
773 | ff9c047c | Iustin Pop | if alist:
|
774 | ff9c047c | Iustin Pop | bo[attr] = self._ContainerToDicts(alist)
|
775 | ff9c047c | Iustin Pop | return bo
|
776 | ff9c047c | Iustin Pop | |
777 | ff9c047c | Iustin Pop | @classmethod
|
778 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
779 | ff9c047c | Iustin Pop | """Custom function for Disks
|
780 | ff9c047c | Iustin Pop |
|
781 | ff9c047c | Iustin Pop | """
|
782 | ff9c047c | Iustin Pop | obj = super(Disk, cls).FromDict(val)
|
783 | ff9c047c | Iustin Pop | if obj.children:
|
784 | ff9c047c | Iustin Pop | obj.children = cls._ContainerFromDicts(obj.children, list, Disk)
|
785 | ff9c047c | Iustin Pop | if obj.logical_id and isinstance(obj.logical_id, list): |
786 | ff9c047c | Iustin Pop | obj.logical_id = tuple(obj.logical_id)
|
787 | ff9c047c | Iustin Pop | if obj.physical_id and isinstance(obj.physical_id, list): |
788 | ff9c047c | Iustin Pop | obj.physical_id = tuple(obj.physical_id)
|
789 | f9518d38 | Iustin Pop | if obj.dev_type in constants.LDS_DRBD: |
790 | f9518d38 | Iustin Pop | # we need a tuple of length six here
|
791 | f9518d38 | Iustin Pop | if len(obj.logical_id) < 6: |
792 | f9518d38 | Iustin Pop | obj.logical_id += (None,) * (6 - len(obj.logical_id)) |
793 | ff9c047c | Iustin Pop | return obj
|
794 | ff9c047c | Iustin Pop | |
795 | 65a15336 | Iustin Pop | def __str__(self): |
796 | 65a15336 | Iustin Pop | """Custom str() formatter for disks.
|
797 | 65a15336 | Iustin Pop |
|
798 | 65a15336 | Iustin Pop | """
|
799 | 65a15336 | Iustin Pop | if self.dev_type == constants.LD_LV: |
800 | e687ec01 | Michael Hanselmann | val = "<LogicalVolume(/dev/%s/%s" % self.logical_id |
801 | 65a15336 | Iustin Pop | elif self.dev_type in constants.LDS_DRBD: |
802 | 89f28b76 | Iustin Pop | node_a, node_b, port, minor_a, minor_b = self.logical_id[:5] |
803 | 00fb8246 | Michael Hanselmann | val = "<DRBD8("
|
804 | 073ca59e | Iustin Pop | if self.physical_id is None: |
805 | 073ca59e | Iustin Pop | phy = "unconfigured"
|
806 | 073ca59e | Iustin Pop | else:
|
807 | 073ca59e | Iustin Pop | phy = ("configured as %s:%s %s:%s" %
|
808 | 25a915d0 | Iustin Pop | (self.physical_id[0], self.physical_id[1], |
809 | 25a915d0 | Iustin Pop | self.physical_id[2], self.physical_id[3])) |
810 | 073ca59e | Iustin Pop | |
811 | 89f28b76 | Iustin Pop | val += ("hosts=%s/%d-%s/%d, port=%s, %s, " %
|
812 | 89f28b76 | Iustin Pop | (node_a, minor_a, node_b, minor_b, port, phy)) |
813 | 65a15336 | Iustin Pop | if self.children and self.children.count(None) == 0: |
814 | 65a15336 | Iustin Pop | val += "backend=%s, metadev=%s" % (self.children[0], self.children[1]) |
815 | 65a15336 | Iustin Pop | else:
|
816 | 65a15336 | Iustin Pop | val += "no local storage"
|
817 | 65a15336 | Iustin Pop | else:
|
818 | 65a15336 | Iustin Pop | val = ("<Disk(type=%s, logical_id=%s, physical_id=%s, children=%s" %
|
819 | 65a15336 | Iustin Pop | (self.dev_type, self.logical_id, self.physical_id, self.children)) |
820 | 65a15336 | Iustin Pop | if self.iv_name is None: |
821 | 65a15336 | Iustin Pop | val += ", not visible"
|
822 | 65a15336 | Iustin Pop | else:
|
823 | 65a15336 | Iustin Pop | val += ", visible as /dev/%s" % self.iv_name |
824 | fd965830 | Iustin Pop | if isinstance(self.size, int): |
825 | fd965830 | Iustin Pop | val += ", size=%dm)>" % self.size |
826 | fd965830 | Iustin Pop | else:
|
827 | fd965830 | Iustin Pop | val += ", size='%s')>" % (self.size,) |
828 | 65a15336 | Iustin Pop | return val
|
829 | 65a15336 | Iustin Pop | |
830 | 332d0e37 | Iustin Pop | def Verify(self): |
831 | 332d0e37 | Iustin Pop | """Checks that this disk is correctly configured.
|
832 | 332d0e37 | Iustin Pop |
|
833 | 332d0e37 | Iustin Pop | """
|
834 | 7c4d6c7b | Michael Hanselmann | all_errors = [] |
835 | 332d0e37 | Iustin Pop | if self.mode not in constants.DISK_ACCESS_SET: |
836 | 7c4d6c7b | Michael Hanselmann | all_errors.append("Disk access mode '%s' is invalid" % (self.mode, )) |
837 | 7c4d6c7b | Michael Hanselmann | return all_errors
|
838 | 332d0e37 | Iustin Pop | |
839 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
840 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
841 | 90d726a8 | Iustin Pop |
|
842 | 90d726a8 | Iustin Pop | """
|
843 | 90d726a8 | Iustin Pop | if self.children: |
844 | 90d726a8 | Iustin Pop | for child in self.children: |
845 | 90d726a8 | Iustin Pop | child.UpgradeConfig() |
846 | bc5d0215 | Andrea Spadaccini | |
847 | bc5d0215 | Andrea Spadaccini | if not self.params: |
848 | bc5d0215 | Andrea Spadaccini | self.params = constants.DISK_LD_DEFAULTS[self.dev_type].copy() |
849 | bc5d0215 | Andrea Spadaccini | else:
|
850 | bc5d0215 | Andrea Spadaccini | self.params = FillDict(constants.DISK_LD_DEFAULTS[self.dev_type], |
851 | bc5d0215 | Andrea Spadaccini | self.params)
|
852 | 90d726a8 | Iustin Pop | # add here config upgrade for this disk
|
853 | 90d726a8 | Iustin Pop | |
854 | cd46491f | René Nussbaumer | @staticmethod
|
855 | cd46491f | René Nussbaumer | def ComputeLDParams(disk_template, disk_params): |
856 | cd46491f | René Nussbaumer | """Computes Logical Disk parameters from Disk Template parameters.
|
857 | cd46491f | René Nussbaumer |
|
858 | cd46491f | René Nussbaumer | @type disk_template: string
|
859 | cd46491f | René Nussbaumer | @param disk_template: disk template, one of L{constants.DISK_TEMPLATES}
|
860 | cd46491f | René Nussbaumer | @type disk_params: dict
|
861 | cd46491f | René Nussbaumer | @param disk_params: disk template parameters;
|
862 | cd46491f | René Nussbaumer | dict(template_name -> parameters
|
863 | cd46491f | René Nussbaumer | @rtype: list(dict)
|
864 | cd46491f | René Nussbaumer | @return: a list of dicts, one for each node of the disk hierarchy. Each dict
|
865 | cd46491f | René Nussbaumer | contains the LD parameters of the node. The tree is flattened in-order.
|
866 | cd46491f | René Nussbaumer |
|
867 | cd46491f | René Nussbaumer | """
|
868 | cd46491f | René Nussbaumer | if disk_template not in constants.DISK_TEMPLATES: |
869 | cd46491f | René Nussbaumer | raise errors.ProgrammerError("Unknown disk template %s" % disk_template) |
870 | cd46491f | René Nussbaumer | |
871 | cd46491f | René Nussbaumer | assert disk_template in disk_params |
872 | cd46491f | René Nussbaumer | |
873 | cd46491f | René Nussbaumer | result = list()
|
874 | cd46491f | René Nussbaumer | dt_params = disk_params[disk_template] |
875 | cd46491f | René Nussbaumer | if disk_template == constants.DT_DRBD8:
|
876 | cd46491f | René Nussbaumer | drbd_params = { |
877 | cd46491f | René Nussbaumer | constants.LDP_RESYNC_RATE: dt_params[constants.DRBD_RESYNC_RATE], |
878 | cd46491f | René Nussbaumer | constants.LDP_BARRIERS: dt_params[constants.DRBD_DISK_BARRIERS], |
879 | cd46491f | René Nussbaumer | constants.LDP_NO_META_FLUSH: dt_params[constants.DRBD_META_BARRIERS], |
880 | cd46491f | René Nussbaumer | constants.LDP_DEFAULT_METAVG: dt_params[constants.DRBD_DEFAULT_METAVG], |
881 | cd46491f | René Nussbaumer | constants.LDP_DISK_CUSTOM: dt_params[constants.DRBD_DISK_CUSTOM], |
882 | cd46491f | René Nussbaumer | constants.LDP_NET_CUSTOM: dt_params[constants.DRBD_NET_CUSTOM], |
883 | cd46491f | René Nussbaumer | constants.LDP_DYNAMIC_RESYNC: dt_params[constants.DRBD_DYNAMIC_RESYNC], |
884 | cd46491f | René Nussbaumer | constants.LDP_PLAN_AHEAD: dt_params[constants.DRBD_PLAN_AHEAD], |
885 | cd46491f | René Nussbaumer | constants.LDP_FILL_TARGET: dt_params[constants.DRBD_FILL_TARGET], |
886 | cd46491f | René Nussbaumer | constants.LDP_DELAY_TARGET: dt_params[constants.DRBD_DELAY_TARGET], |
887 | cd46491f | René Nussbaumer | constants.LDP_MAX_RATE: dt_params[constants.DRBD_MAX_RATE], |
888 | cd46491f | René Nussbaumer | constants.LDP_MIN_RATE: dt_params[constants.DRBD_MIN_RATE], |
889 | cd46491f | René Nussbaumer | } |
890 | cd46491f | René Nussbaumer | |
891 | cd46491f | René Nussbaumer | drbd_params = \ |
892 | cd46491f | René Nussbaumer | FillDict(constants.DISK_LD_DEFAULTS[constants.LD_DRBD8], |
893 | cd46491f | René Nussbaumer | drbd_params) |
894 | cd46491f | René Nussbaumer | |
895 | cd46491f | René Nussbaumer | result.append(drbd_params) |
896 | cd46491f | René Nussbaumer | |
897 | cd46491f | René Nussbaumer | # data LV
|
898 | cd46491f | René Nussbaumer | data_params = { |
899 | cd46491f | René Nussbaumer | constants.LDP_STRIPES: dt_params[constants.DRBD_DATA_STRIPES], |
900 | cd46491f | René Nussbaumer | } |
901 | cd46491f | René Nussbaumer | data_params = \ |
902 | cd46491f | René Nussbaumer | FillDict(constants.DISK_LD_DEFAULTS[constants.LD_LV], |
903 | cd46491f | René Nussbaumer | data_params) |
904 | cd46491f | René Nussbaumer | result.append(data_params) |
905 | cd46491f | René Nussbaumer | |
906 | cd46491f | René Nussbaumer | # metadata LV
|
907 | cd46491f | René Nussbaumer | meta_params = { |
908 | cd46491f | René Nussbaumer | constants.LDP_STRIPES: dt_params[constants.DRBD_META_STRIPES], |
909 | cd46491f | René Nussbaumer | } |
910 | cd46491f | René Nussbaumer | meta_params = \ |
911 | cd46491f | René Nussbaumer | FillDict(constants.DISK_LD_DEFAULTS[constants.LD_LV], |
912 | cd46491f | René Nussbaumer | meta_params) |
913 | cd46491f | René Nussbaumer | result.append(meta_params) |
914 | cd46491f | René Nussbaumer | |
915 | cd46491f | René Nussbaumer | elif (disk_template == constants.DT_FILE or |
916 | cd46491f | René Nussbaumer | disk_template == constants.DT_SHARED_FILE): |
917 | cd46491f | René Nussbaumer | result.append(constants.DISK_LD_DEFAULTS[constants.LD_FILE]) |
918 | cd46491f | René Nussbaumer | |
919 | cd46491f | René Nussbaumer | elif disk_template == constants.DT_PLAIN:
|
920 | cd46491f | René Nussbaumer | params = { |
921 | cd46491f | René Nussbaumer | constants.LDP_STRIPES: dt_params[constants.LV_STRIPES], |
922 | cd46491f | René Nussbaumer | } |
923 | cd46491f | René Nussbaumer | params = \ |
924 | cd46491f | René Nussbaumer | FillDict(constants.DISK_LD_DEFAULTS[constants.LD_LV], |
925 | cd46491f | René Nussbaumer | params) |
926 | cd46491f | René Nussbaumer | result.append(params) |
927 | cd46491f | René Nussbaumer | |
928 | cd46491f | René Nussbaumer | elif disk_template == constants.DT_BLOCK:
|
929 | cd46491f | René Nussbaumer | result.append(constants.DISK_LD_DEFAULTS[constants.LD_BLOCKDEV]) |
930 | cd46491f | René Nussbaumer | |
931 | cd46491f | René Nussbaumer | elif disk_template == constants.DT_RBD:
|
932 | cd46491f | René Nussbaumer | params = { |
933 | cd46491f | René Nussbaumer | constants.LDP_POOL: dt_params[constants.RBD_POOL] |
934 | cd46491f | René Nussbaumer | } |
935 | cd46491f | René Nussbaumer | params = \ |
936 | cd46491f | René Nussbaumer | FillDict(constants.DISK_LD_DEFAULTS[constants.LD_RBD], |
937 | cd46491f | René Nussbaumer | params) |
938 | cd46491f | René Nussbaumer | result.append(params) |
939 | cd46491f | René Nussbaumer | |
940 | cd46491f | René Nussbaumer | return result
|
941 | cd46491f | René Nussbaumer | |
942 | a8083063 | Iustin Pop | |
943 | 918eb80b | Agata Murawska | class InstancePolicy(ConfigObject): |
944 | ffa339ca | Iustin Pop | """Config object representing instance policy limits dictionary.
|
945 | 918eb80b | Agata Murawska |
|
946 | ffa339ca | Iustin Pop |
|
947 | ffa339ca | Iustin Pop | Note that this object is not actually used in the config, it's just
|
948 | ffa339ca | Iustin Pop | used as a placeholder for a few functions.
|
949 | ffa339ca | Iustin Pop |
|
950 | ffa339ca | Iustin Pop | """
|
951 | 918eb80b | Agata Murawska | @classmethod
|
952 | 918eb80b | Agata Murawska | def CheckParameterSyntax(cls, ipolicy): |
953 | 918eb80b | Agata Murawska | """ Check the instance policy for validity.
|
954 | 918eb80b | Agata Murawska |
|
955 | 918eb80b | Agata Murawska | """
|
956 | 918eb80b | Agata Murawska | for param in constants.ISPECS_PARAMETERS: |
957 | 918eb80b | Agata Murawska | InstancePolicy.CheckISpecSyntax(ipolicy, param) |
958 | d04c9d45 | Iustin Pop | if constants.IPOLICY_DTS in ipolicy: |
959 | d04c9d45 | Iustin Pop | InstancePolicy.CheckDiskTemplates(ipolicy[constants.IPOLICY_DTS]) |
960 | ff6c5e55 | Iustin Pop | for key in constants.IPOLICY_PARAMETERS: |
961 | ff6c5e55 | Iustin Pop | if key in ipolicy: |
962 | ff6c5e55 | Iustin Pop | InstancePolicy.CheckParameter(key, ipolicy[key]) |
963 | 57dc299a | Iustin Pop | wrong_keys = frozenset(ipolicy.keys()) - constants.IPOLICY_ALL_KEYS
|
964 | 57dc299a | Iustin Pop | if wrong_keys:
|
965 | 57dc299a | Iustin Pop | raise errors.ConfigurationError("Invalid keys in ipolicy: %s" % |
966 | 57dc299a | Iustin Pop | utils.CommaJoin(wrong_keys)) |
967 | 918eb80b | Agata Murawska | |
968 | 918eb80b | Agata Murawska | @classmethod
|
969 | 918eb80b | Agata Murawska | def CheckISpecSyntax(cls, ipolicy, name): |
970 | 918eb80b | Agata Murawska | """Check the instance policy for validity on a given key.
|
971 | 918eb80b | Agata Murawska |
|
972 | 918eb80b | Agata Murawska | We check if the instance policy makes sense for a given key, that is
|
973 | 918eb80b | Agata Murawska | if ipolicy[min][name] <= ipolicy[std][name] <= ipolicy[max][name].
|
974 | 918eb80b | Agata Murawska |
|
975 | 918eb80b | Agata Murawska | @type ipolicy: dict
|
976 | 918eb80b | Agata Murawska | @param ipolicy: dictionary with min, max, std specs
|
977 | 918eb80b | Agata Murawska | @type name: string
|
978 | 918eb80b | Agata Murawska | @param name: what are the limits for
|
979 | 918eb80b | Agata Murawska | @raise errors.ConfigureError: when specs for given name are not valid
|
980 | 918eb80b | Agata Murawska |
|
981 | 918eb80b | Agata Murawska | """
|
982 | 4f725341 | Agata Murawska | min_v = ipolicy[constants.ISPECS_MIN].get(name, 0)
|
983 | 4f725341 | Agata Murawska | std_v = ipolicy[constants.ISPECS_STD].get(name, min_v) |
984 | 4f725341 | Agata Murawska | max_v = ipolicy[constants.ISPECS_MAX].get(name, std_v) |
985 | 918eb80b | Agata Murawska | err = ("Invalid specification of min/max/std values for %s: %s/%s/%s" %
|
986 | 918eb80b | Agata Murawska | (name, |
987 | 4f725341 | Agata Murawska | ipolicy[constants.ISPECS_MIN].get(name, "-"),
|
988 | 4f725341 | Agata Murawska | ipolicy[constants.ISPECS_MAX].get(name, "-"),
|
989 | 4f725341 | Agata Murawska | ipolicy[constants.ISPECS_STD].get(name, "-")))
|
990 | 918eb80b | Agata Murawska | if min_v > std_v or std_v > max_v: |
991 | 918eb80b | Agata Murawska | raise errors.ConfigurationError(err)
|
992 | 918eb80b | Agata Murawska | |
993 | 2cc673a3 | Iustin Pop | @classmethod
|
994 | 2cc673a3 | Iustin Pop | def CheckDiskTemplates(cls, disk_templates): |
995 | 2cc673a3 | Iustin Pop | """Checks the disk templates for validity.
|
996 | 2cc673a3 | Iustin Pop |
|
997 | 2cc673a3 | Iustin Pop | """
|
998 | 2cc673a3 | Iustin Pop | wrong = frozenset(disk_templates).difference(constants.DISK_TEMPLATES)
|
999 | 2cc673a3 | Iustin Pop | if wrong:
|
1000 | 2cc673a3 | Iustin Pop | raise errors.ConfigurationError("Invalid disk template(s) %s" % |
1001 | 2cc673a3 | Iustin Pop | utils.CommaJoin(wrong)) |
1002 | 2cc673a3 | Iustin Pop | |
1003 | ff6c5e55 | Iustin Pop | @classmethod
|
1004 | ff6c5e55 | Iustin Pop | def CheckParameter(cls, key, value): |
1005 | ff6c5e55 | Iustin Pop | """Checks a parameter.
|
1006 | ff6c5e55 | Iustin Pop |
|
1007 | ff6c5e55 | Iustin Pop | Currently we expect all parameters to be float values.
|
1008 | ff6c5e55 | Iustin Pop |
|
1009 | ff6c5e55 | Iustin Pop | """
|
1010 | ff6c5e55 | Iustin Pop | try:
|
1011 | ff6c5e55 | Iustin Pop | float(value)
|
1012 | ff6c5e55 | Iustin Pop | except (TypeError, ValueError), err: |
1013 | ff6c5e55 | Iustin Pop | raise errors.ConfigurationError("Invalid value for key" " '%s':" |
1014 | ff6c5e55 | Iustin Pop | " '%s', error: %s" % (key, value, err))
|
1015 | ff6c5e55 | Iustin Pop | |
1016 | 918eb80b | Agata Murawska | |
1017 | ec29fe40 | Iustin Pop | class Instance(TaggableObject): |
1018 | a8083063 | Iustin Pop | """Config object representing an instance."""
|
1019 | 154b9580 | Balazs Lecz | __slots__ = [ |
1020 | a8083063 | Iustin Pop | "name",
|
1021 | a8083063 | Iustin Pop | "primary_node",
|
1022 | a8083063 | Iustin Pop | "os",
|
1023 | e69d05fd | Iustin Pop | "hypervisor",
|
1024 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1025 | 5bf7b5cf | Iustin Pop | "beparams",
|
1026 | 1bdcbbab | Iustin Pop | "osparams",
|
1027 | 9ca8a7c5 | Agata Murawska | "admin_state",
|
1028 | a8083063 | Iustin Pop | "nics",
|
1029 | a8083063 | Iustin Pop | "disks",
|
1030 | a8083063 | Iustin Pop | "disk_template",
|
1031 | 58acb49d | Alexander Schreiber | "network_port",
|
1032 | be1fa613 | Iustin Pop | "serial_no",
|
1033 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1034 | a8083063 | Iustin Pop | |
1035 | a8083063 | Iustin Pop | def _ComputeSecondaryNodes(self): |
1036 | a8083063 | Iustin Pop | """Compute the list of secondary nodes.
|
1037 | a8083063 | Iustin Pop |
|
1038 | cfcc5c6d | Iustin Pop | This is a simple wrapper over _ComputeAllNodes.
|
1039 | cfcc5c6d | Iustin Pop |
|
1040 | cfcc5c6d | Iustin Pop | """
|
1041 | cfcc5c6d | Iustin Pop | all_nodes = set(self._ComputeAllNodes()) |
1042 | cfcc5c6d | Iustin Pop | all_nodes.discard(self.primary_node)
|
1043 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
1044 | cfcc5c6d | Iustin Pop | |
1045 | cfcc5c6d | Iustin Pop | secondary_nodes = property(_ComputeSecondaryNodes, None, None, |
1046 | cfcc5c6d | Iustin Pop | "List of secondary nodes")
|
1047 | cfcc5c6d | Iustin Pop | |
1048 | cfcc5c6d | Iustin Pop | def _ComputeAllNodes(self): |
1049 | cfcc5c6d | Iustin Pop | """Compute the list of all nodes.
|
1050 | cfcc5c6d | Iustin Pop |
|
1051 | a8083063 | Iustin Pop | Since the data is already there (in the drbd disks), keeping it as
|
1052 | a8083063 | Iustin Pop | a separate normal attribute is redundant and if not properly
|
1053 | a8083063 | Iustin Pop | synchronised can cause problems. Thus it's better to compute it
|
1054 | a8083063 | Iustin Pop | dynamically.
|
1055 | a8083063 | Iustin Pop |
|
1056 | a8083063 | Iustin Pop | """
|
1057 | cfcc5c6d | Iustin Pop | def _Helper(nodes, device): |
1058 | cfcc5c6d | Iustin Pop | """Recursively computes nodes given a top device."""
|
1059 | a1f445d3 | Iustin Pop | if device.dev_type in constants.LDS_DRBD: |
1060 | cfcc5c6d | Iustin Pop | nodea, nodeb = device.logical_id[:2]
|
1061 | cfcc5c6d | Iustin Pop | nodes.add(nodea) |
1062 | cfcc5c6d | Iustin Pop | nodes.add(nodeb) |
1063 | a8083063 | Iustin Pop | if device.children:
|
1064 | a8083063 | Iustin Pop | for child in device.children: |
1065 | cfcc5c6d | Iustin Pop | _Helper(nodes, child) |
1066 | a8083063 | Iustin Pop | |
1067 | cfcc5c6d | Iustin Pop | all_nodes = set()
|
1068 | 99c7b2a1 | Iustin Pop | all_nodes.add(self.primary_node)
|
1069 | a8083063 | Iustin Pop | for device in self.disks: |
1070 | cfcc5c6d | Iustin Pop | _Helper(all_nodes, device) |
1071 | cfcc5c6d | Iustin Pop | return tuple(all_nodes) |
1072 | a8083063 | Iustin Pop | |
1073 | cfcc5c6d | Iustin Pop | all_nodes = property(_ComputeAllNodes, None, None, |
1074 | cfcc5c6d | Iustin Pop | "List of all nodes of the instance")
|
1075 | a8083063 | Iustin Pop | |
1076 | a8083063 | Iustin Pop | def MapLVsByNode(self, lvmap=None, devs=None, node=None): |
1077 | a8083063 | Iustin Pop | """Provide a mapping of nodes to LVs this instance owns.
|
1078 | a8083063 | Iustin Pop |
|
1079 | c41eea6e | Iustin Pop | This function figures out what logical volumes should belong on
|
1080 | c41eea6e | Iustin Pop | which nodes, recursing through a device tree.
|
1081 | a8083063 | Iustin Pop |
|
1082 | c41eea6e | Iustin Pop | @param lvmap: optional dictionary to receive the
|
1083 | c41eea6e | Iustin Pop | 'node' : ['lv', ...] data.
|
1084 | a8083063 | Iustin Pop |
|
1085 | 84d7e26b | Dmitry Chernyak | @return: None if lvmap arg is given, otherwise, a dictionary of
|
1086 | 84d7e26b | Dmitry Chernyak | the form { 'nodename' : ['volume1', 'volume2', ...], ... };
|
1087 | 84d7e26b | Dmitry Chernyak | volumeN is of the form "vg_name/lv_name", compatible with
|
1088 | 84d7e26b | Dmitry Chernyak | GetVolumeList()
|
1089 | a8083063 | Iustin Pop |
|
1090 | a8083063 | Iustin Pop | """
|
1091 | a8083063 | Iustin Pop | if node == None: |
1092 | a8083063 | Iustin Pop | node = self.primary_node
|
1093 | a8083063 | Iustin Pop | |
1094 | a8083063 | Iustin Pop | if lvmap is None: |
1095 | e687ec01 | Michael Hanselmann | lvmap = { |
1096 | e687ec01 | Michael Hanselmann | node: [], |
1097 | e687ec01 | Michael Hanselmann | } |
1098 | a8083063 | Iustin Pop | ret = lvmap |
1099 | a8083063 | Iustin Pop | else:
|
1100 | a8083063 | Iustin Pop | if not node in lvmap: |
1101 | a8083063 | Iustin Pop | lvmap[node] = [] |
1102 | a8083063 | Iustin Pop | ret = None
|
1103 | a8083063 | Iustin Pop | |
1104 | a8083063 | Iustin Pop | if not devs: |
1105 | a8083063 | Iustin Pop | devs = self.disks
|
1106 | a8083063 | Iustin Pop | |
1107 | a8083063 | Iustin Pop | for dev in devs: |
1108 | fe96220b | Iustin Pop | if dev.dev_type == constants.LD_LV:
|
1109 | e687ec01 | Michael Hanselmann | lvmap[node].append(dev.logical_id[0] + "/" + dev.logical_id[1]) |
1110 | a8083063 | Iustin Pop | |
1111 | a1f445d3 | Iustin Pop | elif dev.dev_type in constants.LDS_DRBD: |
1112 | a8083063 | Iustin Pop | if dev.children:
|
1113 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[0]) |
1114 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, dev.logical_id[1]) |
1115 | a8083063 | Iustin Pop | |
1116 | a8083063 | Iustin Pop | elif dev.children:
|
1117 | a8083063 | Iustin Pop | self.MapLVsByNode(lvmap, dev.children, node)
|
1118 | a8083063 | Iustin Pop | |
1119 | a8083063 | Iustin Pop | return ret
|
1120 | a8083063 | Iustin Pop | |
1121 | ad24e046 | Iustin Pop | def FindDisk(self, idx): |
1122 | ad24e046 | Iustin Pop | """Find a disk given having a specified index.
|
1123 | 644eeef9 | Iustin Pop |
|
1124 | ad24e046 | Iustin Pop | This is just a wrapper that does validation of the index.
|
1125 | 644eeef9 | Iustin Pop |
|
1126 | ad24e046 | Iustin Pop | @type idx: int
|
1127 | ad24e046 | Iustin Pop | @param idx: the disk index
|
1128 | ad24e046 | Iustin Pop | @rtype: L{Disk}
|
1129 | ad24e046 | Iustin Pop | @return: the corresponding disk
|
1130 | ad24e046 | Iustin Pop | @raise errors.OpPrereqError: when the given index is not valid
|
1131 | 644eeef9 | Iustin Pop |
|
1132 | ad24e046 | Iustin Pop | """
|
1133 | ad24e046 | Iustin Pop | try:
|
1134 | ad24e046 | Iustin Pop | idx = int(idx)
|
1135 | ad24e046 | Iustin Pop | return self.disks[idx] |
1136 | 691744c4 | Iustin Pop | except (TypeError, ValueError), err: |
1137 | debac808 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: '%s'" % str(err), |
1138 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
1139 | ad24e046 | Iustin Pop | except IndexError: |
1140 | ad24e046 | Iustin Pop | raise errors.OpPrereqError("Invalid disk index: %d (instace has disks" |
1141 | daa55b04 | Michael Hanselmann | " 0 to %d" % (idx, len(self.disks) - 1), |
1142 | debac808 | Iustin Pop | errors.ECODE_INVAL) |
1143 | 644eeef9 | Iustin Pop | |
1144 | ff9c047c | Iustin Pop | def ToDict(self): |
1145 | ff9c047c | Iustin Pop | """Instance-specific conversion to standard python types.
|
1146 | ff9c047c | Iustin Pop |
|
1147 | ff9c047c | Iustin Pop | This replaces the children lists of objects with lists of standard
|
1148 | ff9c047c | Iustin Pop | python types.
|
1149 | ff9c047c | Iustin Pop |
|
1150 | ff9c047c | Iustin Pop | """
|
1151 | ff9c047c | Iustin Pop | bo = super(Instance, self).ToDict() |
1152 | ff9c047c | Iustin Pop | |
1153 | ff9c047c | Iustin Pop | for attr in "nics", "disks": |
1154 | ff9c047c | Iustin Pop | alist = bo.get(attr, None)
|
1155 | ff9c047c | Iustin Pop | if alist:
|
1156 | ff9c047c | Iustin Pop | nlist = self._ContainerToDicts(alist)
|
1157 | ff9c047c | Iustin Pop | else:
|
1158 | ff9c047c | Iustin Pop | nlist = [] |
1159 | ff9c047c | Iustin Pop | bo[attr] = nlist |
1160 | ff9c047c | Iustin Pop | return bo
|
1161 | ff9c047c | Iustin Pop | |
1162 | ff9c047c | Iustin Pop | @classmethod
|
1163 | ff9c047c | Iustin Pop | def FromDict(cls, val): |
1164 | ff9c047c | Iustin Pop | """Custom function for instances.
|
1165 | ff9c047c | Iustin Pop |
|
1166 | ff9c047c | Iustin Pop | """
|
1167 | 9ca8a7c5 | Agata Murawska | if "admin_state" not in val: |
1168 | 9ca8a7c5 | Agata Murawska | if val.get("admin_up", False): |
1169 | 9ca8a7c5 | Agata Murawska | val["admin_state"] = constants.ADMINST_UP
|
1170 | 9ca8a7c5 | Agata Murawska | else:
|
1171 | 9ca8a7c5 | Agata Murawska | val["admin_state"] = constants.ADMINST_DOWN
|
1172 | 9ca8a7c5 | Agata Murawska | if "admin_up" in val: |
1173 | 9ca8a7c5 | Agata Murawska | del val["admin_up"] |
1174 | ff9c047c | Iustin Pop | obj = super(Instance, cls).FromDict(val)
|
1175 | ff9c047c | Iustin Pop | obj.nics = cls._ContainerFromDicts(obj.nics, list, NIC)
|
1176 | ff9c047c | Iustin Pop | obj.disks = cls._ContainerFromDicts(obj.disks, list, Disk)
|
1177 | ff9c047c | Iustin Pop | return obj
|
1178 | ff9c047c | Iustin Pop | |
1179 | 90d726a8 | Iustin Pop | def UpgradeConfig(self): |
1180 | 90d726a8 | Iustin Pop | """Fill defaults for missing configuration values.
|
1181 | 90d726a8 | Iustin Pop |
|
1182 | 90d726a8 | Iustin Pop | """
|
1183 | 90d726a8 | Iustin Pop | for nic in self.nics: |
1184 | 90d726a8 | Iustin Pop | nic.UpgradeConfig() |
1185 | 90d726a8 | Iustin Pop | for disk in self.disks: |
1186 | 90d726a8 | Iustin Pop | disk.UpgradeConfig() |
1187 | 7736a5f2 | Iustin Pop | if self.hvparams: |
1188 | 7736a5f2 | Iustin Pop | for key in constants.HVC_GLOBALS: |
1189 | 7736a5f2 | Iustin Pop | try:
|
1190 | 7736a5f2 | Iustin Pop | del self.hvparams[key] |
1191 | 7736a5f2 | Iustin Pop | except KeyError: |
1192 | 7736a5f2 | Iustin Pop | pass
|
1193 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1194 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1195 | 8c72ab2b | Guido Trotter | UpgradeBeParams(self.beparams)
|
1196 | 90d726a8 | Iustin Pop | |
1197 | a8083063 | Iustin Pop | |
1198 | a8083063 | Iustin Pop | class OS(ConfigObject): |
1199 | b41b3516 | Iustin Pop | """Config object representing an operating system.
|
1200 | b41b3516 | Iustin Pop |
|
1201 | b41b3516 | Iustin Pop | @type supported_parameters: list
|
1202 | b41b3516 | Iustin Pop | @ivar supported_parameters: a list of tuples, name and description,
|
1203 | b41b3516 | Iustin Pop | containing the supported parameters by this OS
|
1204 | b41b3516 | Iustin Pop |
|
1205 | 870dc44c | Iustin Pop | @type VARIANT_DELIM: string
|
1206 | 870dc44c | Iustin Pop | @cvar VARIANT_DELIM: the variant delimiter
|
1207 | 870dc44c | Iustin Pop |
|
1208 | b41b3516 | Iustin Pop | """
|
1209 | a8083063 | Iustin Pop | __slots__ = [ |
1210 | a8083063 | Iustin Pop | "name",
|
1211 | a8083063 | Iustin Pop | "path",
|
1212 | 082a7f91 | Guido Trotter | "api_versions",
|
1213 | a8083063 | Iustin Pop | "create_script",
|
1214 | a8083063 | Iustin Pop | "export_script",
|
1215 | 386b57af | Iustin Pop | "import_script",
|
1216 | 386b57af | Iustin Pop | "rename_script",
|
1217 | b41b3516 | Iustin Pop | "verify_script",
|
1218 | 6d79896b | Guido Trotter | "supported_variants",
|
1219 | b41b3516 | Iustin Pop | "supported_parameters",
|
1220 | a8083063 | Iustin Pop | ] |
1221 | a8083063 | Iustin Pop | |
1222 | 870dc44c | Iustin Pop | VARIANT_DELIM = "+"
|
1223 | 870dc44c | Iustin Pop | |
1224 | 870dc44c | Iustin Pop | @classmethod
|
1225 | 870dc44c | Iustin Pop | def SplitNameVariant(cls, name): |
1226 | 870dc44c | Iustin Pop | """Splits the name into the proper name and variant.
|
1227 | 870dc44c | Iustin Pop |
|
1228 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1229 | 870dc44c | Iustin Pop | @rtype: list
|
1230 | 870dc44c | Iustin Pop | @return: a list of two elements; if the original name didn't
|
1231 | 870dc44c | Iustin Pop | contain a variant, it's returned as an empty string
|
1232 | 870dc44c | Iustin Pop |
|
1233 | 870dc44c | Iustin Pop | """
|
1234 | 870dc44c | Iustin Pop | nv = name.split(cls.VARIANT_DELIM, 1)
|
1235 | 870dc44c | Iustin Pop | if len(nv) == 1: |
1236 | 870dc44c | Iustin Pop | nv.append("")
|
1237 | 870dc44c | Iustin Pop | return nv
|
1238 | 870dc44c | Iustin Pop | |
1239 | 870dc44c | Iustin Pop | @classmethod
|
1240 | 870dc44c | Iustin Pop | def GetName(cls, name): |
1241 | 870dc44c | Iustin Pop | """Returns the proper name of the os (without the variant).
|
1242 | 870dc44c | Iustin Pop |
|
1243 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1244 | 870dc44c | Iustin Pop |
|
1245 | 870dc44c | Iustin Pop | """
|
1246 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[0] |
1247 | 870dc44c | Iustin Pop | |
1248 | 870dc44c | Iustin Pop | @classmethod
|
1249 | 870dc44c | Iustin Pop | def GetVariant(cls, name): |
1250 | 870dc44c | Iustin Pop | """Returns the variant the os (without the base name).
|
1251 | 870dc44c | Iustin Pop |
|
1252 | 870dc44c | Iustin Pop | @param name: the OS (unprocessed) name
|
1253 | 870dc44c | Iustin Pop |
|
1254 | 870dc44c | Iustin Pop | """
|
1255 | 870dc44c | Iustin Pop | return cls.SplitNameVariant(name)[1] |
1256 | 870dc44c | Iustin Pop | |
1257 | 7c0d6283 | Michael Hanselmann | |
1258 | 5f06ce5e | Michael Hanselmann | class NodeHvState(ConfigObject): |
1259 | 5f06ce5e | Michael Hanselmann | """Hypvervisor state on a node.
|
1260 | 5f06ce5e | Michael Hanselmann |
|
1261 | 5f06ce5e | Michael Hanselmann | @ivar mem_total: Total amount of memory
|
1262 | 5f06ce5e | Michael Hanselmann | @ivar mem_node: Memory used by, or reserved for, the node itself (not always
|
1263 | 5f06ce5e | Michael Hanselmann | available)
|
1264 | 5f06ce5e | Michael Hanselmann | @ivar mem_hv: Memory used by hypervisor or lost due to instance allocation
|
1265 | 5f06ce5e | Michael Hanselmann | rounding
|
1266 | 5f06ce5e | Michael Hanselmann | @ivar mem_inst: Memory used by instances living on node
|
1267 | 5f06ce5e | Michael Hanselmann | @ivar cpu_total: Total node CPU core count
|
1268 | 5f06ce5e | Michael Hanselmann | @ivar cpu_node: Number of CPU cores reserved for the node itself
|
1269 | 5f06ce5e | Michael Hanselmann |
|
1270 | 5f06ce5e | Michael Hanselmann | """
|
1271 | 5f06ce5e | Michael Hanselmann | __slots__ = [ |
1272 | 5f06ce5e | Michael Hanselmann | "mem_total",
|
1273 | 5f06ce5e | Michael Hanselmann | "mem_node",
|
1274 | 5f06ce5e | Michael Hanselmann | "mem_hv",
|
1275 | 5f06ce5e | Michael Hanselmann | "mem_inst",
|
1276 | 5f06ce5e | Michael Hanselmann | "cpu_total",
|
1277 | 5f06ce5e | Michael Hanselmann | "cpu_node",
|
1278 | 5f06ce5e | Michael Hanselmann | ] + _TIMESTAMPS |
1279 | 5f06ce5e | Michael Hanselmann | |
1280 | 5f06ce5e | Michael Hanselmann | |
1281 | 5f06ce5e | Michael Hanselmann | class NodeDiskState(ConfigObject): |
1282 | 5f06ce5e | Michael Hanselmann | """Disk state on a node.
|
1283 | 5f06ce5e | Michael Hanselmann |
|
1284 | 5f06ce5e | Michael Hanselmann | """
|
1285 | 5f06ce5e | Michael Hanselmann | __slots__ = [ |
1286 | 5f06ce5e | Michael Hanselmann | "total",
|
1287 | 5f06ce5e | Michael Hanselmann | "reserved",
|
1288 | 5f06ce5e | Michael Hanselmann | "overhead",
|
1289 | 5f06ce5e | Michael Hanselmann | ] + _TIMESTAMPS |
1290 | 5f06ce5e | Michael Hanselmann | |
1291 | 5f06ce5e | Michael Hanselmann | |
1292 | ec29fe40 | Iustin Pop | class Node(TaggableObject): |
1293 | 634d30f4 | Michael Hanselmann | """Config object representing a node.
|
1294 | 634d30f4 | Michael Hanselmann |
|
1295 | 634d30f4 | Michael Hanselmann | @ivar hv_state: Hypervisor state (e.g. number of CPUs)
|
1296 | 634d30f4 | Michael Hanselmann | @ivar hv_state_static: Hypervisor state overriden by user
|
1297 | 634d30f4 | Michael Hanselmann | @ivar disk_state: Disk state (e.g. free space)
|
1298 | 634d30f4 | Michael Hanselmann | @ivar disk_state_static: Disk state overriden by user
|
1299 | 634d30f4 | Michael Hanselmann |
|
1300 | 634d30f4 | Michael Hanselmann | """
|
1301 | 154b9580 | Balazs Lecz | __slots__ = [ |
1302 | ec29fe40 | Iustin Pop | "name",
|
1303 | ec29fe40 | Iustin Pop | "primary_ip",
|
1304 | ec29fe40 | Iustin Pop | "secondary_ip",
|
1305 | be1fa613 | Iustin Pop | "serial_no",
|
1306 | 8b8b8b81 | Iustin Pop | "master_candidate",
|
1307 | fc0fe88c | Iustin Pop | "offline",
|
1308 | af64c0ea | Iustin Pop | "drained",
|
1309 | f936c153 | Iustin Pop | "group",
|
1310 | 490acd18 | Iustin Pop | "master_capable",
|
1311 | 490acd18 | Iustin Pop | "vm_capable",
|
1312 | 095e71aa | René Nussbaumer | "ndparams",
|
1313 | 25124d4a | René Nussbaumer | "powered",
|
1314 | 5b49ed09 | René Nussbaumer | "hv_state",
|
1315 | 634d30f4 | Michael Hanselmann | "hv_state_static",
|
1316 | 5b49ed09 | René Nussbaumer | "disk_state",
|
1317 | 634d30f4 | Michael Hanselmann | "disk_state_static",
|
1318 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1319 | a8083063 | Iustin Pop | |
1320 | 490acd18 | Iustin Pop | def UpgradeConfig(self): |
1321 | 490acd18 | Iustin Pop | """Fill defaults for missing configuration values.
|
1322 | 490acd18 | Iustin Pop |
|
1323 | 490acd18 | Iustin Pop | """
|
1324 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1325 | 490acd18 | Iustin Pop | # because these are "defined" via slots, not manually
|
1326 | 490acd18 | Iustin Pop | if self.master_capable is None: |
1327 | 490acd18 | Iustin Pop | self.master_capable = True |
1328 | 490acd18 | Iustin Pop | |
1329 | 490acd18 | Iustin Pop | if self.vm_capable is None: |
1330 | 490acd18 | Iustin Pop | self.vm_capable = True |
1331 | 490acd18 | Iustin Pop | |
1332 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1333 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1334 | 095e71aa | René Nussbaumer | |
1335 | 25124d4a | René Nussbaumer | if self.powered is None: |
1336 | 25124d4a | René Nussbaumer | self.powered = True |
1337 | 25124d4a | René Nussbaumer | |
1338 | 5f06ce5e | Michael Hanselmann | def ToDict(self): |
1339 | 5f06ce5e | Michael Hanselmann | """Custom function for serializing.
|
1340 | 5f06ce5e | Michael Hanselmann |
|
1341 | 5f06ce5e | Michael Hanselmann | """
|
1342 | 5f06ce5e | Michael Hanselmann | data = super(Node, self).ToDict() |
1343 | 5f06ce5e | Michael Hanselmann | |
1344 | 5f06ce5e | Michael Hanselmann | hv_state = data.get("hv_state", None) |
1345 | 5f06ce5e | Michael Hanselmann | if hv_state is not None: |
1346 | 5f06ce5e | Michael Hanselmann | data["hv_state"] = self._ContainerToDicts(hv_state) |
1347 | 5f06ce5e | Michael Hanselmann | |
1348 | 5f06ce5e | Michael Hanselmann | disk_state = data.get("disk_state", None) |
1349 | 5f06ce5e | Michael Hanselmann | if disk_state is not None: |
1350 | 5f06ce5e | Michael Hanselmann | data["disk_state"] = \
|
1351 | 5f06ce5e | Michael Hanselmann | dict((key, self._ContainerToDicts(value)) |
1352 | 5f06ce5e | Michael Hanselmann | for (key, value) in disk_state.items()) |
1353 | 5f06ce5e | Michael Hanselmann | |
1354 | 5f06ce5e | Michael Hanselmann | return data
|
1355 | 5f06ce5e | Michael Hanselmann | |
1356 | 5f06ce5e | Michael Hanselmann | @classmethod
|
1357 | 5f06ce5e | Michael Hanselmann | def FromDict(cls, val): |
1358 | 5f06ce5e | Michael Hanselmann | """Custom function for deserializing.
|
1359 | 5f06ce5e | Michael Hanselmann |
|
1360 | 5f06ce5e | Michael Hanselmann | """
|
1361 | 5f06ce5e | Michael Hanselmann | obj = super(Node, cls).FromDict(val)
|
1362 | 5f06ce5e | Michael Hanselmann | |
1363 | 5f06ce5e | Michael Hanselmann | if obj.hv_state is not None: |
1364 | 5f06ce5e | Michael Hanselmann | obj.hv_state = cls._ContainerFromDicts(obj.hv_state, dict, NodeHvState)
|
1365 | 5f06ce5e | Michael Hanselmann | |
1366 | 5f06ce5e | Michael Hanselmann | if obj.disk_state is not None: |
1367 | 5f06ce5e | Michael Hanselmann | obj.disk_state = \ |
1368 | 5f06ce5e | Michael Hanselmann | dict((key, cls._ContainerFromDicts(value, dict, NodeDiskState)) |
1369 | 5f06ce5e | Michael Hanselmann | for (key, value) in obj.disk_state.items()) |
1370 | 5f06ce5e | Michael Hanselmann | |
1371 | 5f06ce5e | Michael Hanselmann | return obj
|
1372 | 5f06ce5e | Michael Hanselmann | |
1373 | a8083063 | Iustin Pop | |
1374 | 1ffd2673 | Michael Hanselmann | class NodeGroup(TaggableObject): |
1375 | 24a3707f | Guido Trotter | """Config object representing a node group."""
|
1376 | 24a3707f | Guido Trotter | __slots__ = [ |
1377 | 24a3707f | Guido Trotter | "name",
|
1378 | 24a3707f | Guido Trotter | "members",
|
1379 | 095e71aa | René Nussbaumer | "ndparams",
|
1380 | bc5d0215 | Andrea Spadaccini | "diskparams",
|
1381 | 81e3ab4f | Agata Murawska | "ipolicy",
|
1382 | e11a1b77 | Adeodato Simo | "serial_no",
|
1383 | a8282327 | René Nussbaumer | "hv_state_static",
|
1384 | a8282327 | René Nussbaumer | "disk_state_static",
|
1385 | 90e99856 | Adeodato Simo | "alloc_policy",
|
1386 | 24a3707f | Guido Trotter | ] + _TIMESTAMPS + _UUID |
1387 | 24a3707f | Guido Trotter | |
1388 | 24a3707f | Guido Trotter | def ToDict(self): |
1389 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1390 | 24a3707f | Guido Trotter |
|
1391 | c60abd62 | Guido Trotter | This discards the members object, which gets recalculated and is only kept
|
1392 | c60abd62 | Guido Trotter | in memory.
|
1393 | 24a3707f | Guido Trotter |
|
1394 | 24a3707f | Guido Trotter | """
|
1395 | 24a3707f | Guido Trotter | mydict = super(NodeGroup, self).ToDict() |
1396 | 24a3707f | Guido Trotter | del mydict["members"] |
1397 | 24a3707f | Guido Trotter | return mydict
|
1398 | 24a3707f | Guido Trotter | |
1399 | 24a3707f | Guido Trotter | @classmethod
|
1400 | 24a3707f | Guido Trotter | def FromDict(cls, val): |
1401 | 24a3707f | Guido Trotter | """Custom function for nodegroup.
|
1402 | 24a3707f | Guido Trotter |
|
1403 | 24a3707f | Guido Trotter | The members slot is initialized to an empty list, upon deserialization.
|
1404 | 24a3707f | Guido Trotter |
|
1405 | 24a3707f | Guido Trotter | """
|
1406 | 24a3707f | Guido Trotter | obj = super(NodeGroup, cls).FromDict(val)
|
1407 | 24a3707f | Guido Trotter | obj.members = [] |
1408 | 24a3707f | Guido Trotter | return obj
|
1409 | 24a3707f | Guido Trotter | |
1410 | 095e71aa | René Nussbaumer | def UpgradeConfig(self): |
1411 | 095e71aa | René Nussbaumer | """Fill defaults for missing configuration values.
|
1412 | 095e71aa | René Nussbaumer |
|
1413 | 095e71aa | René Nussbaumer | """
|
1414 | 095e71aa | René Nussbaumer | if self.ndparams is None: |
1415 | 095e71aa | René Nussbaumer | self.ndparams = {}
|
1416 | 095e71aa | René Nussbaumer | |
1417 | e11a1b77 | Adeodato Simo | if self.serial_no is None: |
1418 | e11a1b77 | Adeodato Simo | self.serial_no = 1 |
1419 | e11a1b77 | Adeodato Simo | |
1420 | 90e99856 | Adeodato Simo | if self.alloc_policy is None: |
1421 | 90e99856 | Adeodato Simo | self.alloc_policy = constants.ALLOC_POLICY_PREFERRED
|
1422 | 90e99856 | Adeodato Simo | |
1423 | 4b97458c | Iustin Pop | # We only update mtime, and not ctime, since we would not be able
|
1424 | 4b97458c | Iustin Pop | # to provide a correct value for creation time.
|
1425 | e11a1b77 | Adeodato Simo | if self.mtime is None: |
1426 | e11a1b77 | Adeodato Simo | self.mtime = time.time()
|
1427 | e11a1b77 | Adeodato Simo | |
1428 | 7228ca91 | René Nussbaumer | if self.diskparams is None: |
1429 | 7228ca91 | René Nussbaumer | self.diskparams = {}
|
1430 | 81e3ab4f | Agata Murawska | if self.ipolicy is None: |
1431 | 81e3ab4f | Agata Murawska | self.ipolicy = MakeEmptyIPolicy()
|
1432 | bc5d0215 | Andrea Spadaccini | |
1433 | 095e71aa | René Nussbaumer | def FillND(self, node): |
1434 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.Node}
|
1435 | 095e71aa | René Nussbaumer |
|
1436 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1437 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1438 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1439 | 095e71aa | René Nussbaumer |
|
1440 | 095e71aa | René Nussbaumer | """
|
1441 | 095e71aa | René Nussbaumer | return self.SimpleFillND(node.ndparams) |
1442 | 095e71aa | René Nussbaumer | |
1443 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1444 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1445 | 095e71aa | René Nussbaumer |
|
1446 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1447 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1448 | 095e71aa | René Nussbaumer | @rtype: dict
|
1449 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1450 | e6e88de6 | Adeodato Simo | from the node group defaults
|
1451 | 095e71aa | René Nussbaumer |
|
1452 | 095e71aa | René Nussbaumer | """
|
1453 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1454 | 095e71aa | René Nussbaumer | |
1455 | 24a3707f | Guido Trotter | |
1456 | ec29fe40 | Iustin Pop | class Cluster(TaggableObject): |
1457 | a8083063 | Iustin Pop | """Config object representing the cluster."""
|
1458 | 154b9580 | Balazs Lecz | __slots__ = [ |
1459 | a8083063 | Iustin Pop | "serial_no",
|
1460 | a8083063 | Iustin Pop | "rsahostkeypub",
|
1461 | a8083063 | Iustin Pop | "highest_used_port",
|
1462 | b2fddf63 | Iustin Pop | "tcpudp_port_pool",
|
1463 | a8083063 | Iustin Pop | "mac_prefix",
|
1464 | a8083063 | Iustin Pop | "volume_group_name",
|
1465 | 999b183c | Iustin Pop | "reserved_lvs",
|
1466 | 9e33896b | Luca Bigliardi | "drbd_usermode_helper",
|
1467 | a8083063 | Iustin Pop | "default_bridge",
|
1468 | 02691904 | Alexander Schreiber | "default_hypervisor",
|
1469 | f6bd6e98 | Michael Hanselmann | "master_node",
|
1470 | f6bd6e98 | Michael Hanselmann | "master_ip",
|
1471 | f6bd6e98 | Michael Hanselmann | "master_netdev",
|
1472 | 5a8648eb | Andrea Spadaccini | "master_netmask",
|
1473 | 33be7576 | Andrea Spadaccini | "use_external_mip_script",
|
1474 | f6bd6e98 | Michael Hanselmann | "cluster_name",
|
1475 | f6bd6e98 | Michael Hanselmann | "file_storage_dir",
|
1476 | 4b97f902 | Apollon Oikonomopoulos | "shared_file_storage_dir",
|
1477 | e69d05fd | Iustin Pop | "enabled_hypervisors",
|
1478 | 5bf7b5cf | Iustin Pop | "hvparams",
|
1479 | 918eb80b | Agata Murawska | "ipolicy",
|
1480 | 17463d22 | René Nussbaumer | "os_hvp",
|
1481 | 5bf7b5cf | Iustin Pop | "beparams",
|
1482 | 1bdcbbab | Iustin Pop | "osparams",
|
1483 | c8fcde47 | Guido Trotter | "nicparams",
|
1484 | 095e71aa | René Nussbaumer | "ndparams",
|
1485 | bc5d0215 | Andrea Spadaccini | "diskparams",
|
1486 | 4b7735f9 | Iustin Pop | "candidate_pool_size",
|
1487 | b86a6bcd | Guido Trotter | "modify_etc_hosts",
|
1488 | b989b9d9 | Ken Wehr | "modify_ssh_setup",
|
1489 | 3953242f | Iustin Pop | "maintain_node_health",
|
1490 | 4437d889 | Balazs Lecz | "uid_pool",
|
1491 | bf4af505 | Apollon Oikonomopoulos | "default_iallocator",
|
1492 | 87b2cd45 | Iustin Pop | "hidden_os",
|
1493 | 87b2cd45 | Iustin Pop | "blacklisted_os",
|
1494 | 2f20d07b | Manuel Franceschini | "primary_ip_family",
|
1495 | 3d914585 | René Nussbaumer | "prealloc_wipe_disks",
|
1496 | 2da9f556 | René Nussbaumer | "hv_state_static",
|
1497 | 2da9f556 | René Nussbaumer | "disk_state_static",
|
1498 | e1dcc53a | Iustin Pop | ] + _TIMESTAMPS + _UUID |
1499 | a8083063 | Iustin Pop | |
1500 | b86a6bcd | Guido Trotter | def UpgradeConfig(self): |
1501 | b86a6bcd | Guido Trotter | """Fill defaults for missing configuration values.
|
1502 | b86a6bcd | Guido Trotter |
|
1503 | b86a6bcd | Guido Trotter | """
|
1504 | b459a848 | Andrea Spadaccini | # pylint: disable=E0203
|
1505 | fe267188 | Iustin Pop | # because these are "defined" via slots, not manually
|
1506 | c1b42c18 | Guido Trotter | if self.hvparams is None: |
1507 | c1b42c18 | Guido Trotter | self.hvparams = constants.HVC_DEFAULTS
|
1508 | c1b42c18 | Guido Trotter | else:
|
1509 | c1b42c18 | Guido Trotter | for hypervisor in self.hvparams: |
1510 | abe609b2 | Guido Trotter | self.hvparams[hypervisor] = FillDict(
|
1511 | c1b42c18 | Guido Trotter | constants.HVC_DEFAULTS[hypervisor], self.hvparams[hypervisor])
|
1512 | c1b42c18 | Guido Trotter | |
1513 | 17463d22 | René Nussbaumer | if self.os_hvp is None: |
1514 | 17463d22 | René Nussbaumer | self.os_hvp = {}
|
1515 | 17463d22 | René Nussbaumer | |
1516 | 1bdcbbab | Iustin Pop | # osparams added before 2.2
|
1517 | 1bdcbbab | Iustin Pop | if self.osparams is None: |
1518 | 1bdcbbab | Iustin Pop | self.osparams = {}
|
1519 | 1bdcbbab | Iustin Pop | |
1520 | 2a27dac3 | Iustin Pop | self.ndparams = UpgradeNDParams(self.ndparams) |
1521 | 095e71aa | René Nussbaumer | |
1522 | 6e34b628 | Guido Trotter | self.beparams = UpgradeGroupedParams(self.beparams, |
1523 | 6e34b628 | Guido Trotter | constants.BEC_DEFAULTS) |
1524 | 8c72ab2b | Guido Trotter | for beparams_group in self.beparams: |
1525 | 8c72ab2b | Guido Trotter | UpgradeBeParams(self.beparams[beparams_group])
|
1526 | 8c72ab2b | Guido Trotter | |
1527 | c8fcde47 | Guido Trotter | migrate_default_bridge = not self.nicparams |
1528 | c8fcde47 | Guido Trotter | self.nicparams = UpgradeGroupedParams(self.nicparams, |
1529 | c8fcde47 | Guido Trotter | constants.NICC_DEFAULTS) |
1530 | c8fcde47 | Guido Trotter | if migrate_default_bridge:
|
1531 | c8fcde47 | Guido Trotter | self.nicparams[constants.PP_DEFAULT][constants.NIC_LINK] = \
|
1532 | c8fcde47 | Guido Trotter | self.default_bridge
|
1533 | c1b42c18 | Guido Trotter | |
1534 | b86a6bcd | Guido Trotter | if self.modify_etc_hosts is None: |
1535 | b86a6bcd | Guido Trotter | self.modify_etc_hosts = True |
1536 | b86a6bcd | Guido Trotter | |
1537 | b989b9d9 | Ken Wehr | if self.modify_ssh_setup is None: |
1538 | b989b9d9 | Ken Wehr | self.modify_ssh_setup = True |
1539 | b989b9d9 | Ken Wehr | |
1540 | 73f1d185 | Stephen Shirley | # default_bridge is no longer used in 2.1. The slot is left there to
|
1541 | 90d118fd | Guido Trotter | # support auto-upgrading. It can be removed once we decide to deprecate
|
1542 | 90d118fd | Guido Trotter | # upgrading straight from 2.0.
|
1543 | 9b31ca85 | Guido Trotter | if self.default_bridge is not None: |
1544 | 9b31ca85 | Guido Trotter | self.default_bridge = None |
1545 | 9b31ca85 | Guido Trotter | |
1546 | 90d118fd | Guido Trotter | # default_hypervisor is just the first enabled one in 2.1. This slot and
|
1547 | 90d118fd | Guido Trotter | # code can be removed once upgrading straight from 2.0 is deprecated.
|
1548 | 066f465d | Guido Trotter | if self.default_hypervisor is not None: |
1549 | 016d04b3 | Michael Hanselmann | self.enabled_hypervisors = ([self.default_hypervisor] + |
1550 | 066f465d | Guido Trotter | [hvname for hvname in self.enabled_hypervisors |
1551 | 016d04b3 | Michael Hanselmann | if hvname != self.default_hypervisor]) |
1552 | 066f465d | Guido Trotter | self.default_hypervisor = None |
1553 | 066f465d | Guido Trotter | |
1554 | 3953242f | Iustin Pop | # maintain_node_health added after 2.1.1
|
1555 | 3953242f | Iustin Pop | if self.maintain_node_health is None: |
1556 | 3953242f | Iustin Pop | self.maintain_node_health = False |
1557 | 3953242f | Iustin Pop | |
1558 | 4437d889 | Balazs Lecz | if self.uid_pool is None: |
1559 | 4437d889 | Balazs Lecz | self.uid_pool = []
|
1560 | 4437d889 | Balazs Lecz | |
1561 | bf4af505 | Apollon Oikonomopoulos | if self.default_iallocator is None: |
1562 | bf4af505 | Apollon Oikonomopoulos | self.default_iallocator = "" |
1563 | bf4af505 | Apollon Oikonomopoulos | |
1564 | 999b183c | Iustin Pop | # reserved_lvs added before 2.2
|
1565 | 999b183c | Iustin Pop | if self.reserved_lvs is None: |
1566 | 999b183c | Iustin Pop | self.reserved_lvs = []
|
1567 | 999b183c | Iustin Pop | |
1568 | 546b1111 | Iustin Pop | # hidden and blacklisted operating systems added before 2.2.1
|
1569 | 87b2cd45 | Iustin Pop | if self.hidden_os is None: |
1570 | 87b2cd45 | Iustin Pop | self.hidden_os = []
|
1571 | 546b1111 | Iustin Pop | |
1572 | 87b2cd45 | Iustin Pop | if self.blacklisted_os is None: |
1573 | 87b2cd45 | Iustin Pop | self.blacklisted_os = []
|
1574 | 546b1111 | Iustin Pop | |
1575 | f4c9af7a | Guido Trotter | # primary_ip_family added before 2.3
|
1576 | f4c9af7a | Guido Trotter | if self.primary_ip_family is None: |
1577 | f4c9af7a | Guido Trotter | self.primary_ip_family = AF_INET
|
1578 | f4c9af7a | Guido Trotter | |
1579 | 0007f3ab | Andrea Spadaccini | if self.master_netmask is None: |
1580 | 0007f3ab | Andrea Spadaccini | ipcls = netutils.IPAddress.GetClassFromIpFamily(self.primary_ip_family)
|
1581 | 0007f3ab | Andrea Spadaccini | self.master_netmask = ipcls.iplen
|
1582 | 0007f3ab | Andrea Spadaccini | |
1583 | 3d914585 | René Nussbaumer | if self.prealloc_wipe_disks is None: |
1584 | 3d914585 | René Nussbaumer | self.prealloc_wipe_disks = False |
1585 | 3d914585 | René Nussbaumer | |
1586 | e8f472d1 | Iustin Pop | # shared_file_storage_dir added before 2.5
|
1587 | e8f472d1 | Iustin Pop | if self.shared_file_storage_dir is None: |
1588 | e8f472d1 | Iustin Pop | self.shared_file_storage_dir = "" |
1589 | e8f472d1 | Iustin Pop | |
1590 | 33be7576 | Andrea Spadaccini | if self.use_external_mip_script is None: |
1591 | 33be7576 | Andrea Spadaccini | self.use_external_mip_script = False |
1592 | 33be7576 | Andrea Spadaccini | |
1593 | 99ccf8b9 | René Nussbaumer | if self.diskparams: |
1594 | 99ccf8b9 | René Nussbaumer | self.diskparams = UpgradeDiskParams(self.diskparams) |
1595 | 99ccf8b9 | René Nussbaumer | else:
|
1596 | 99ccf8b9 | René Nussbaumer | self.diskparams = constants.DISK_DT_DEFAULTS.copy()
|
1597 | bc5d0215 | Andrea Spadaccini | |
1598 | 918eb80b | Agata Murawska | # instance policy added before 2.6
|
1599 | 918eb80b | Agata Murawska | if self.ipolicy is None: |
1600 | 2cc673a3 | Iustin Pop | self.ipolicy = FillIPolicy(constants.IPOLICY_DEFAULTS, {})
|
1601 | 38a6e2e1 | Iustin Pop | else:
|
1602 | 38a6e2e1 | Iustin Pop | # we can either make sure to upgrade the ipolicy always, or only
|
1603 | 38a6e2e1 | Iustin Pop | # do it in some corner cases (e.g. missing keys); note that this
|
1604 | 38a6e2e1 | Iustin Pop | # will break any removal of keys from the ipolicy dict
|
1605 | 38a6e2e1 | Iustin Pop | self.ipolicy = FillIPolicy(constants.IPOLICY_DEFAULTS, self.ipolicy) |
1606 | 918eb80b | Agata Murawska | |
1607 | 0fbedb7a | Michael Hanselmann | @property
|
1608 | 0fbedb7a | Michael Hanselmann | def primary_hypervisor(self): |
1609 | 0fbedb7a | Michael Hanselmann | """The first hypervisor is the primary.
|
1610 | 0fbedb7a | Michael Hanselmann |
|
1611 | 0fbedb7a | Michael Hanselmann | Useful, for example, for L{Node}'s hv/disk state.
|
1612 | 0fbedb7a | Michael Hanselmann |
|
1613 | 0fbedb7a | Michael Hanselmann | """
|
1614 | 0fbedb7a | Michael Hanselmann | return self.enabled_hypervisors[0] |
1615 | 0fbedb7a | Michael Hanselmann | |
1616 | 319856a9 | Michael Hanselmann | def ToDict(self): |
1617 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1618 | 319856a9 | Michael Hanselmann |
|
1619 | 319856a9 | Michael Hanselmann | """
|
1620 | b60ae2ca | Iustin Pop | mydict = super(Cluster, self).ToDict() |
1621 | 319856a9 | Michael Hanselmann | mydict["tcpudp_port_pool"] = list(self.tcpudp_port_pool) |
1622 | 319856a9 | Michael Hanselmann | return mydict
|
1623 | 319856a9 | Michael Hanselmann | |
1624 | 319856a9 | Michael Hanselmann | @classmethod
|
1625 | 319856a9 | Michael Hanselmann | def FromDict(cls, val): |
1626 | 319856a9 | Michael Hanselmann | """Custom function for cluster.
|
1627 | 319856a9 | Michael Hanselmann |
|
1628 | 319856a9 | Michael Hanselmann | """
|
1629 | b60ae2ca | Iustin Pop | obj = super(Cluster, cls).FromDict(val)
|
1630 | 319856a9 | Michael Hanselmann | if not isinstance(obj.tcpudp_port_pool, set): |
1631 | 319856a9 | Michael Hanselmann | obj.tcpudp_port_pool = set(obj.tcpudp_port_pool)
|
1632 | 319856a9 | Michael Hanselmann | return obj
|
1633 | 319856a9 | Michael Hanselmann | |
1634 | 8a147bba | René Nussbaumer | def SimpleFillDP(self, diskparams): |
1635 | 8a147bba | René Nussbaumer | """Fill a given diskparams dict with cluster defaults.
|
1636 | 8a147bba | René Nussbaumer |
|
1637 | 8a147bba | René Nussbaumer | @param diskparams: The diskparams
|
1638 | 8a147bba | René Nussbaumer | @return: The defaults dict
|
1639 | 8a147bba | René Nussbaumer |
|
1640 | 8a147bba | René Nussbaumer | """
|
1641 | 8a147bba | René Nussbaumer | return FillDiskParams(self.diskparams, diskparams) |
1642 | 8a147bba | René Nussbaumer | |
1643 | d63479b5 | Iustin Pop | def GetHVDefaults(self, hypervisor, os_name=None, skip_keys=None): |
1644 | d63479b5 | Iustin Pop | """Get the default hypervisor parameters for the cluster.
|
1645 | d63479b5 | Iustin Pop |
|
1646 | d63479b5 | Iustin Pop | @param hypervisor: the hypervisor name
|
1647 | d63479b5 | Iustin Pop | @param os_name: if specified, we'll also update the defaults for this OS
|
1648 | d63479b5 | Iustin Pop | @param skip_keys: if passed, list of keys not to use
|
1649 | d63479b5 | Iustin Pop | @return: the defaults dict
|
1650 | d63479b5 | Iustin Pop |
|
1651 | d63479b5 | Iustin Pop | """
|
1652 | d63479b5 | Iustin Pop | if skip_keys is None: |
1653 | d63479b5 | Iustin Pop | skip_keys = [] |
1654 | d63479b5 | Iustin Pop | |
1655 | d63479b5 | Iustin Pop | fill_stack = [self.hvparams.get(hypervisor, {})]
|
1656 | d63479b5 | Iustin Pop | if os_name is not None: |
1657 | d63479b5 | Iustin Pop | os_hvp = self.os_hvp.get(os_name, {}).get(hypervisor, {})
|
1658 | d63479b5 | Iustin Pop | fill_stack.append(os_hvp) |
1659 | d63479b5 | Iustin Pop | |
1660 | d63479b5 | Iustin Pop | ret_dict = {} |
1661 | d63479b5 | Iustin Pop | for o_dict in fill_stack: |
1662 | d63479b5 | Iustin Pop | ret_dict = FillDict(ret_dict, o_dict, skip_keys=skip_keys) |
1663 | d63479b5 | Iustin Pop | |
1664 | d63479b5 | Iustin Pop | return ret_dict
|
1665 | d63479b5 | Iustin Pop | |
1666 | 73e0328b | Iustin Pop | def SimpleFillHV(self, hv_name, os_name, hvparams, skip_globals=False): |
1667 | 73e0328b | Iustin Pop | """Fill a given hvparams dict with cluster defaults.
|
1668 | 73e0328b | Iustin Pop |
|
1669 | 73e0328b | Iustin Pop | @type hv_name: string
|
1670 | 73e0328b | Iustin Pop | @param hv_name: the hypervisor to use
|
1671 | 73e0328b | Iustin Pop | @type os_name: string
|
1672 | 73e0328b | Iustin Pop | @param os_name: the OS to use for overriding the hypervisor defaults
|
1673 | 73e0328b | Iustin Pop | @type skip_globals: boolean
|
1674 | 73e0328b | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1675 | 73e0328b | Iustin Pop | not be filled
|
1676 | 73e0328b | Iustin Pop | @rtype: dict
|
1677 | 73e0328b | Iustin Pop | @return: a copy of the given hvparams with missing keys filled from
|
1678 | 73e0328b | Iustin Pop | the cluster defaults
|
1679 | 73e0328b | Iustin Pop |
|
1680 | 73e0328b | Iustin Pop | """
|
1681 | 73e0328b | Iustin Pop | if skip_globals:
|
1682 | 73e0328b | Iustin Pop | skip_keys = constants.HVC_GLOBALS |
1683 | 73e0328b | Iustin Pop | else:
|
1684 | 73e0328b | Iustin Pop | skip_keys = [] |
1685 | 73e0328b | Iustin Pop | |
1686 | 73e0328b | Iustin Pop | def_dict = self.GetHVDefaults(hv_name, os_name, skip_keys=skip_keys)
|
1687 | 73e0328b | Iustin Pop | return FillDict(def_dict, hvparams, skip_keys=skip_keys)
|
1688 | d63479b5 | Iustin Pop | |
1689 | 7736a5f2 | Iustin Pop | def FillHV(self, instance, skip_globals=False): |
1690 | 73e0328b | Iustin Pop | """Fill an instance's hvparams dict with cluster defaults.
|
1691 | 5bf7b5cf | Iustin Pop |
|
1692 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1693 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1694 | 7736a5f2 | Iustin Pop | @type skip_globals: boolean
|
1695 | 7736a5f2 | Iustin Pop | @param skip_globals: if True, the global hypervisor parameters will
|
1696 | 7736a5f2 | Iustin Pop | not be filled
|
1697 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1698 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's hvparams with missing keys filled from
|
1699 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1700 | 5bf7b5cf | Iustin Pop |
|
1701 | 5bf7b5cf | Iustin Pop | """
|
1702 | 73e0328b | Iustin Pop | return self.SimpleFillHV(instance.hypervisor, instance.os, |
1703 | 73e0328b | Iustin Pop | instance.hvparams, skip_globals) |
1704 | 17463d22 | René Nussbaumer | |
1705 | 73e0328b | Iustin Pop | def SimpleFillBE(self, beparams): |
1706 | 73e0328b | Iustin Pop | """Fill a given beparams dict with cluster defaults.
|
1707 | 73e0328b | Iustin Pop |
|
1708 | 06596a60 | Guido Trotter | @type beparams: dict
|
1709 | 06596a60 | Guido Trotter | @param beparams: the dict to fill
|
1710 | 73e0328b | Iustin Pop | @rtype: dict
|
1711 | 73e0328b | Iustin Pop | @return: a copy of the passed in beparams with missing keys filled
|
1712 | 73e0328b | Iustin Pop | from the cluster defaults
|
1713 | 73e0328b | Iustin Pop |
|
1714 | 73e0328b | Iustin Pop | """
|
1715 | 73e0328b | Iustin Pop | return FillDict(self.beparams.get(constants.PP_DEFAULT, {}), beparams) |
1716 | 5bf7b5cf | Iustin Pop | |
1717 | 5bf7b5cf | Iustin Pop | def FillBE(self, instance): |
1718 | 73e0328b | Iustin Pop | """Fill an instance's beparams dict with cluster defaults.
|
1719 | 5bf7b5cf | Iustin Pop |
|
1720 | a2a24f4c | Guido Trotter | @type instance: L{objects.Instance}
|
1721 | 5bf7b5cf | Iustin Pop | @param instance: the instance parameter to fill
|
1722 | 5bf7b5cf | Iustin Pop | @rtype: dict
|
1723 | 5bf7b5cf | Iustin Pop | @return: a copy of the instance's beparams with missing keys filled from
|
1724 | 5bf7b5cf | Iustin Pop | the cluster defaults
|
1725 | 5bf7b5cf | Iustin Pop |
|
1726 | 5bf7b5cf | Iustin Pop | """
|
1727 | 73e0328b | Iustin Pop | return self.SimpleFillBE(instance.beparams) |
1728 | 73e0328b | Iustin Pop | |
1729 | 73e0328b | Iustin Pop | def SimpleFillNIC(self, nicparams): |
1730 | 73e0328b | Iustin Pop | """Fill a given nicparams dict with cluster defaults.
|
1731 | 73e0328b | Iustin Pop |
|
1732 | 06596a60 | Guido Trotter | @type nicparams: dict
|
1733 | 06596a60 | Guido Trotter | @param nicparams: the dict to fill
|
1734 | 73e0328b | Iustin Pop | @rtype: dict
|
1735 | 73e0328b | Iustin Pop | @return: a copy of the passed in nicparams with missing keys filled
|
1736 | 73e0328b | Iustin Pop | from the cluster defaults
|
1737 | 73e0328b | Iustin Pop |
|
1738 | 73e0328b | Iustin Pop | """
|
1739 | 73e0328b | Iustin Pop | return FillDict(self.nicparams.get(constants.PP_DEFAULT, {}), nicparams) |
1740 | 5bf7b5cf | Iustin Pop | |
1741 | 1bdcbbab | Iustin Pop | def SimpleFillOS(self, os_name, os_params): |
1742 | 1bdcbbab | Iustin Pop | """Fill an instance's osparams dict with cluster defaults.
|
1743 | 1bdcbbab | Iustin Pop |
|
1744 | 1bdcbbab | Iustin Pop | @type os_name: string
|
1745 | 1bdcbbab | Iustin Pop | @param os_name: the OS name to use
|
1746 | 1bdcbbab | Iustin Pop | @type os_params: dict
|
1747 | 1bdcbbab | Iustin Pop | @param os_params: the dict to fill with default values
|
1748 | 1bdcbbab | Iustin Pop | @rtype: dict
|
1749 | 1bdcbbab | Iustin Pop | @return: a copy of the instance's osparams with missing keys filled from
|
1750 | 1bdcbbab | Iustin Pop | the cluster defaults
|
1751 | 1bdcbbab | Iustin Pop |
|
1752 | 1bdcbbab | Iustin Pop | """
|
1753 | 1bdcbbab | Iustin Pop | name_only = os_name.split("+", 1)[0] |
1754 | 1bdcbbab | Iustin Pop | # base OS
|
1755 | 1bdcbbab | Iustin Pop | result = self.osparams.get(name_only, {})
|
1756 | 1bdcbbab | Iustin Pop | # OS with variant
|
1757 | 1bdcbbab | Iustin Pop | result = FillDict(result, self.osparams.get(os_name, {}))
|
1758 | 1bdcbbab | Iustin Pop | # specified params
|
1759 | 1bdcbbab | Iustin Pop | return FillDict(result, os_params)
|
1760 | 1bdcbbab | Iustin Pop | |
1761 | 2da9f556 | René Nussbaumer | @staticmethod
|
1762 | 2da9f556 | René Nussbaumer | def SimpleFillHvState(hv_state): |
1763 | 2da9f556 | René Nussbaumer | """Fill an hv_state sub dict with cluster defaults.
|
1764 | 2da9f556 | René Nussbaumer |
|
1765 | 2da9f556 | René Nussbaumer | """
|
1766 | 2da9f556 | René Nussbaumer | return FillDict(constants.HVST_DEFAULTS, hv_state)
|
1767 | 2da9f556 | René Nussbaumer | |
1768 | 2da9f556 | René Nussbaumer | @staticmethod
|
1769 | 2da9f556 | René Nussbaumer | def SimpleFillDiskState(disk_state): |
1770 | 2da9f556 | René Nussbaumer | """Fill an disk_state sub dict with cluster defaults.
|
1771 | 2da9f556 | René Nussbaumer |
|
1772 | 2da9f556 | René Nussbaumer | """
|
1773 | 2da9f556 | René Nussbaumer | return FillDict(constants.DS_DEFAULTS, disk_state)
|
1774 | 2da9f556 | René Nussbaumer | |
1775 | 095e71aa | René Nussbaumer | def FillND(self, node, nodegroup): |
1776 | ce523de1 | Michael Hanselmann | """Return filled out ndparams for L{objects.NodeGroup} and L{objects.Node}
|
1777 | 095e71aa | René Nussbaumer |
|
1778 | 095e71aa | René Nussbaumer | @type node: L{objects.Node}
|
1779 | 095e71aa | René Nussbaumer | @param node: A Node object to fill
|
1780 | 095e71aa | René Nussbaumer | @type nodegroup: L{objects.NodeGroup}
|
1781 | 095e71aa | René Nussbaumer | @param nodegroup: A Node object to fill
|
1782 | 095e71aa | René Nussbaumer | @return a copy of the node's ndparams with defaults filled
|
1783 | 095e71aa | René Nussbaumer |
|
1784 | 095e71aa | René Nussbaumer | """
|
1785 | 095e71aa | René Nussbaumer | return self.SimpleFillND(nodegroup.FillND(node)) |
1786 | 095e71aa | René Nussbaumer | |
1787 | 095e71aa | René Nussbaumer | def SimpleFillND(self, ndparams): |
1788 | 095e71aa | René Nussbaumer | """Fill a given ndparams dict with defaults.
|
1789 | 095e71aa | René Nussbaumer |
|
1790 | 095e71aa | René Nussbaumer | @type ndparams: dict
|
1791 | 095e71aa | René Nussbaumer | @param ndparams: the dict to fill
|
1792 | 095e71aa | René Nussbaumer | @rtype: dict
|
1793 | 095e71aa | René Nussbaumer | @return: a copy of the passed in ndparams with missing keys filled
|
1794 | 095e71aa | René Nussbaumer | from the cluster defaults
|
1795 | 095e71aa | René Nussbaumer |
|
1796 | 095e71aa | René Nussbaumer | """
|
1797 | 095e71aa | René Nussbaumer | return FillDict(self.ndparams, ndparams) |
1798 | 095e71aa | René Nussbaumer | |
1799 | 918eb80b | Agata Murawska | def SimpleFillIPolicy(self, ipolicy): |
1800 | 918eb80b | Agata Murawska | """ Fill instance policy dict with defaults.
|
1801 | 918eb80b | Agata Murawska |
|
1802 | 918eb80b | Agata Murawska | @type ipolicy: dict
|
1803 | 918eb80b | Agata Murawska | @param ipolicy: the dict to fill
|
1804 | 918eb80b | Agata Murawska | @rtype: dict
|
1805 | 918eb80b | Agata Murawska | @return: a copy of passed ipolicy with missing keys filled from
|
1806 | 918eb80b | Agata Murawska | the cluster defaults
|
1807 | 918eb80b | Agata Murawska |
|
1808 | 918eb80b | Agata Murawska | """
|
1809 | 2cc673a3 | Iustin Pop | return FillIPolicy(self.ipolicy, ipolicy) |
1810 | 918eb80b | Agata Murawska | |
1811 | 5c947f38 | Iustin Pop | |
1812 | 96acbc09 | Michael Hanselmann | class BlockDevStatus(ConfigObject): |
1813 | 96acbc09 | Michael Hanselmann | """Config object representing the status of a block device."""
|
1814 | 96acbc09 | Michael Hanselmann | __slots__ = [ |
1815 | 96acbc09 | Michael Hanselmann | "dev_path",
|
1816 | 96acbc09 | Michael Hanselmann | "major",
|
1817 | 96acbc09 | Michael Hanselmann | "minor",
|
1818 | 96acbc09 | Michael Hanselmann | "sync_percent",
|
1819 | 96acbc09 | Michael Hanselmann | "estimated_time",
|
1820 | 96acbc09 | Michael Hanselmann | "is_degraded",
|
1821 | f208978a | Michael Hanselmann | "ldisk_status",
|
1822 | 96acbc09 | Michael Hanselmann | ] |
1823 | 96acbc09 | Michael Hanselmann | |
1824 | 96acbc09 | Michael Hanselmann | |
1825 | 2d76b580 | Michael Hanselmann | class ImportExportStatus(ConfigObject): |
1826 | 2d76b580 | Michael Hanselmann | """Config object representing the status of an import or export."""
|
1827 | 2d76b580 | Michael Hanselmann | __slots__ = [ |
1828 | 2d76b580 | Michael Hanselmann | "recent_output",
|
1829 | 2d76b580 | Michael Hanselmann | "listen_port",
|
1830 | 2d76b580 | Michael Hanselmann | "connected",
|
1831 | c08d76f5 | Michael Hanselmann | "progress_mbytes",
|
1832 | c08d76f5 | Michael Hanselmann | "progress_throughput",
|
1833 | c08d76f5 | Michael Hanselmann | "progress_eta",
|
1834 | c08d76f5 | Michael Hanselmann | "progress_percent",
|
1835 | 2d76b580 | Michael Hanselmann | "exit_status",
|
1836 | 2d76b580 | Michael Hanselmann | "error_message",
|
1837 | 2d76b580 | Michael Hanselmann | ] + _TIMESTAMPS |
1838 | 2d76b580 | Michael Hanselmann | |
1839 | 2d76b580 | Michael Hanselmann | |
1840 | eb630f50 | Michael Hanselmann | class ImportExportOptions(ConfigObject): |
1841 | eb630f50 | Michael Hanselmann | """Options for import/export daemon
|
1842 | eb630f50 | Michael Hanselmann |
|
1843 | eb630f50 | Michael Hanselmann | @ivar key_name: X509 key name (None for cluster certificate)
|
1844 | eb630f50 | Michael Hanselmann | @ivar ca_pem: Remote peer CA in PEM format (None for cluster certificate)
|
1845 | a5310c2a | Michael Hanselmann | @ivar compress: Compression method (one of L{constants.IEC_ALL})
|
1846 | af1d39b1 | Michael Hanselmann | @ivar magic: Used to ensure the connection goes to the right disk
|
1847 | 855d2fc7 | Michael Hanselmann | @ivar ipv6: Whether to use IPv6
|
1848 | 4478301b | Michael Hanselmann | @ivar connect_timeout: Number of seconds for establishing connection
|
1849 | eb630f50 | Michael Hanselmann |
|
1850 | eb630f50 | Michael Hanselmann | """
|
1851 | eb630f50 | Michael Hanselmann | __slots__ = [ |
1852 | eb630f50 | Michael Hanselmann | "key_name",
|
1853 | eb630f50 | Michael Hanselmann | "ca_pem",
|
1854 | a5310c2a | Michael Hanselmann | "compress",
|
1855 | af1d39b1 | Michael Hanselmann | "magic",
|
1856 | 855d2fc7 | Michael Hanselmann | "ipv6",
|
1857 | 4478301b | Michael Hanselmann | "connect_timeout",
|
1858 | eb630f50 | Michael Hanselmann | ] |
1859 | eb630f50 | Michael Hanselmann | |
1860 | eb630f50 | Michael Hanselmann | |
1861 | 18d750b9 | Guido Trotter | class ConfdRequest(ConfigObject): |
1862 | 18d750b9 | Guido Trotter | """Object holding a confd request.
|
1863 | 18d750b9 | Guido Trotter |
|
1864 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1865 | 18d750b9 | Guido Trotter | @ivar type: confd query type
|
1866 | 18d750b9 | Guido Trotter | @ivar query: query request
|
1867 | 18d750b9 | Guido Trotter | @ivar rsalt: requested reply salt
|
1868 | 18d750b9 | Guido Trotter |
|
1869 | 18d750b9 | Guido Trotter | """
|
1870 | 18d750b9 | Guido Trotter | __slots__ = [ |
1871 | 18d750b9 | Guido Trotter | "protocol",
|
1872 | 18d750b9 | Guido Trotter | "type",
|
1873 | 18d750b9 | Guido Trotter | "query",
|
1874 | 18d750b9 | Guido Trotter | "rsalt",
|
1875 | 18d750b9 | Guido Trotter | ] |
1876 | 18d750b9 | Guido Trotter | |
1877 | 18d750b9 | Guido Trotter | |
1878 | 18d750b9 | Guido Trotter | class ConfdReply(ConfigObject): |
1879 | 18d750b9 | Guido Trotter | """Object holding a confd reply.
|
1880 | 18d750b9 | Guido Trotter |
|
1881 | 18d750b9 | Guido Trotter | @ivar protocol: confd protocol version
|
1882 | 18d750b9 | Guido Trotter | @ivar status: reply status code (ok, error)
|
1883 | 18d750b9 | Guido Trotter | @ivar answer: confd query reply
|
1884 | 18d750b9 | Guido Trotter | @ivar serial: configuration serial number
|
1885 | 18d750b9 | Guido Trotter |
|
1886 | 18d750b9 | Guido Trotter | """
|
1887 | 18d750b9 | Guido Trotter | __slots__ = [ |
1888 | 18d750b9 | Guido Trotter | "protocol",
|
1889 | 18d750b9 | Guido Trotter | "status",
|
1890 | 18d750b9 | Guido Trotter | "answer",
|
1891 | 18d750b9 | Guido Trotter | "serial",
|
1892 | 18d750b9 | Guido Trotter | ] |
1893 | 18d750b9 | Guido Trotter | |
1894 | 18d750b9 | Guido Trotter | |
1895 | 707f23b5 | Michael Hanselmann | class QueryFieldDefinition(ConfigObject): |
1896 | 707f23b5 | Michael Hanselmann | """Object holding a query field definition.
|
1897 | 707f23b5 | Michael Hanselmann |
|
1898 | 24d6d3e2 | Michael Hanselmann | @ivar name: Field name
|
1899 | 707f23b5 | Michael Hanselmann | @ivar title: Human-readable title
|
1900 | 707f23b5 | Michael Hanselmann | @ivar kind: Field type
|
1901 | 1ae17369 | Michael Hanselmann | @ivar doc: Human-readable description
|
1902 | 707f23b5 | Michael Hanselmann |
|
1903 | 707f23b5 | Michael Hanselmann | """
|
1904 | 707f23b5 | Michael Hanselmann | __slots__ = [ |
1905 | 707f23b5 | Michael Hanselmann | "name",
|
1906 | 707f23b5 | Michael Hanselmann | "title",
|
1907 | 707f23b5 | Michael Hanselmann | "kind",
|
1908 | 1ae17369 | Michael Hanselmann | "doc",
|
1909 | 707f23b5 | Michael Hanselmann | ] |
1910 | 707f23b5 | Michael Hanselmann | |
1911 | 707f23b5 | Michael Hanselmann | |
1912 | 0538c375 | Michael Hanselmann | class _QueryResponseBase(ConfigObject): |
1913 | 0538c375 | Michael Hanselmann | __slots__ = [ |
1914 | 0538c375 | Michael Hanselmann | "fields",
|
1915 | 0538c375 | Michael Hanselmann | ] |
1916 | 0538c375 | Michael Hanselmann | |
1917 | 0538c375 | Michael Hanselmann | def ToDict(self): |
1918 | 0538c375 | Michael Hanselmann | """Custom function for serializing.
|
1919 | 0538c375 | Michael Hanselmann |
|
1920 | 0538c375 | Michael Hanselmann | """
|
1921 | 0538c375 | Michael Hanselmann | mydict = super(_QueryResponseBase, self).ToDict() |
1922 | 0538c375 | Michael Hanselmann | mydict["fields"] = self._ContainerToDicts(mydict["fields"]) |
1923 | 0538c375 | Michael Hanselmann | return mydict
|
1924 | 0538c375 | Michael Hanselmann | |
1925 | 0538c375 | Michael Hanselmann | @classmethod
|
1926 | 0538c375 | Michael Hanselmann | def FromDict(cls, val): |
1927 | 0538c375 | Michael Hanselmann | """Custom function for de-serializing.
|
1928 | 0538c375 | Michael Hanselmann |
|
1929 | 0538c375 | Michael Hanselmann | """
|
1930 | 0538c375 | Michael Hanselmann | obj = super(_QueryResponseBase, cls).FromDict(val)
|
1931 | 0538c375 | Michael Hanselmann | obj.fields = cls._ContainerFromDicts(obj.fields, list, QueryFieldDefinition)
|
1932 | 0538c375 | Michael Hanselmann | return obj
|
1933 | 0538c375 | Michael Hanselmann | |
1934 | 0538c375 | Michael Hanselmann | |
1935 | 0538c375 | Michael Hanselmann | class QueryResponse(_QueryResponseBase): |
1936 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query.
|
1937 | 24d6d3e2 | Michael Hanselmann |
|
1938 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1939 | 24d6d3e2 | Michael Hanselmann | @ivar data: Requested data
|
1940 | 24d6d3e2 | Michael Hanselmann |
|
1941 | 24d6d3e2 | Michael Hanselmann | """
|
1942 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1943 | 24d6d3e2 | Michael Hanselmann | "data",
|
1944 | 24d6d3e2 | Michael Hanselmann | ] |
1945 | 24d6d3e2 | Michael Hanselmann | |
1946 | 24d6d3e2 | Michael Hanselmann | |
1947 | 24d6d3e2 | Michael Hanselmann | class QueryFieldsRequest(ConfigObject): |
1948 | 24d6d3e2 | Michael Hanselmann | """Object holding a request for querying available fields.
|
1949 | 24d6d3e2 | Michael Hanselmann |
|
1950 | 24d6d3e2 | Michael Hanselmann | """
|
1951 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1952 | 24d6d3e2 | Michael Hanselmann | "what",
|
1953 | 24d6d3e2 | Michael Hanselmann | "fields",
|
1954 | 24d6d3e2 | Michael Hanselmann | ] |
1955 | 24d6d3e2 | Michael Hanselmann | |
1956 | 24d6d3e2 | Michael Hanselmann | |
1957 | 0538c375 | Michael Hanselmann | class QueryFieldsResponse(_QueryResponseBase): |
1958 | 24d6d3e2 | Michael Hanselmann | """Object holding the response to a query for fields.
|
1959 | 24d6d3e2 | Michael Hanselmann |
|
1960 | 24d6d3e2 | Michael Hanselmann | @ivar fields: List of L{QueryFieldDefinition} objects
|
1961 | 24d6d3e2 | Michael Hanselmann |
|
1962 | 24d6d3e2 | Michael Hanselmann | """
|
1963 | 24d6d3e2 | Michael Hanselmann | __slots__ = [ |
1964 | 24d6d3e2 | Michael Hanselmann | ] |
1965 | 24d6d3e2 | Michael Hanselmann | |
1966 | 24d6d3e2 | Michael Hanselmann | |
1967 | 6a1434d7 | Andrea Spadaccini | class MigrationStatus(ConfigObject): |
1968 | 6a1434d7 | Andrea Spadaccini | """Object holding the status of a migration.
|
1969 | 6a1434d7 | Andrea Spadaccini |
|
1970 | 6a1434d7 | Andrea Spadaccini | """
|
1971 | 6a1434d7 | Andrea Spadaccini | __slots__ = [ |
1972 | 6a1434d7 | Andrea Spadaccini | "status",
|
1973 | 6a1434d7 | Andrea Spadaccini | "transferred_ram",
|
1974 | 6a1434d7 | Andrea Spadaccini | "total_ram",
|
1975 | 6a1434d7 | Andrea Spadaccini | ] |
1976 | 6a1434d7 | Andrea Spadaccini | |
1977 | 6a1434d7 | Andrea Spadaccini | |
1978 | 25ce3ec4 | Michael Hanselmann | class InstanceConsole(ConfigObject): |
1979 | 25ce3ec4 | Michael Hanselmann | """Object describing how to access the console of an instance.
|
1980 | 25ce3ec4 | Michael Hanselmann |
|
1981 | 25ce3ec4 | Michael Hanselmann | """
|
1982 | 25ce3ec4 | Michael Hanselmann | __slots__ = [ |
1983 | 25ce3ec4 | Michael Hanselmann | "instance",
|
1984 | 25ce3ec4 | Michael Hanselmann | "kind",
|
1985 | 25ce3ec4 | Michael Hanselmann | "message",
|
1986 | 25ce3ec4 | Michael Hanselmann | "host",
|
1987 | 25ce3ec4 | Michael Hanselmann | "port",
|
1988 | 25ce3ec4 | Michael Hanselmann | "user",
|
1989 | 25ce3ec4 | Michael Hanselmann | "command",
|
1990 | 25ce3ec4 | Michael Hanselmann | "display",
|
1991 | 25ce3ec4 | Michael Hanselmann | ] |
1992 | 25ce3ec4 | Michael Hanselmann | |
1993 | 25ce3ec4 | Michael Hanselmann | def Validate(self): |
1994 | 25ce3ec4 | Michael Hanselmann | """Validates contents of this object.
|
1995 | 25ce3ec4 | Michael Hanselmann |
|
1996 | 25ce3ec4 | Michael Hanselmann | """
|
1997 | 25ce3ec4 | Michael Hanselmann | assert self.kind in constants.CONS_ALL, "Unknown console type" |
1998 | 25ce3ec4 | Michael Hanselmann | assert self.instance, "Missing instance name" |
1999 | 4d2cdb5a | Andrea Spadaccini | assert self.message or self.kind in [constants.CONS_SSH, |
2000 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2001 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_VNC] |
2002 | 25ce3ec4 | Michael Hanselmann | assert self.host or self.kind == constants.CONS_MESSAGE |
2003 | 25ce3ec4 | Michael Hanselmann | assert self.port or self.kind in [constants.CONS_MESSAGE, |
2004 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
2005 | 25ce3ec4 | Michael Hanselmann | assert self.user or self.kind in [constants.CONS_MESSAGE, |
2006 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2007 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
2008 | 25ce3ec4 | Michael Hanselmann | assert self.command or self.kind in [constants.CONS_MESSAGE, |
2009 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2010 | 25ce3ec4 | Michael Hanselmann | constants.CONS_VNC] |
2011 | 25ce3ec4 | Michael Hanselmann | assert self.display or self.kind in [constants.CONS_MESSAGE, |
2012 | 4d2cdb5a | Andrea Spadaccini | constants.CONS_SPICE, |
2013 | 25ce3ec4 | Michael Hanselmann | constants.CONS_SSH] |
2014 | 25ce3ec4 | Michael Hanselmann | return True |
2015 | 25ce3ec4 | Michael Hanselmann | |
2016 | 25ce3ec4 | Michael Hanselmann | |
2017 | a8083063 | Iustin Pop | class SerializableConfigParser(ConfigParser.SafeConfigParser): |
2018 | a8083063 | Iustin Pop | """Simple wrapper over ConfigParse that allows serialization.
|
2019 | a8083063 | Iustin Pop |
|
2020 | a8083063 | Iustin Pop | This class is basically ConfigParser.SafeConfigParser with two
|
2021 | a8083063 | Iustin Pop | additional methods that allow it to serialize/unserialize to/from a
|
2022 | a8083063 | Iustin Pop | buffer.
|
2023 | a8083063 | Iustin Pop |
|
2024 | a8083063 | Iustin Pop | """
|
2025 | a8083063 | Iustin Pop | def Dumps(self): |
2026 | a8083063 | Iustin Pop | """Dump this instance and return the string representation."""
|
2027 | a8083063 | Iustin Pop | buf = StringIO() |
2028 | a8083063 | Iustin Pop | self.write(buf)
|
2029 | a8083063 | Iustin Pop | return buf.getvalue()
|
2030 | a8083063 | Iustin Pop | |
2031 | b39bf4bb | Guido Trotter | @classmethod
|
2032 | b39bf4bb | Guido Trotter | def Loads(cls, data): |
2033 | a8083063 | Iustin Pop | """Load data from a string."""
|
2034 | a8083063 | Iustin Pop | buf = StringIO(data) |
2035 | b39bf4bb | Guido Trotter | cfp = cls() |
2036 | a8083063 | Iustin Pop | cfp.readfp(buf) |
2037 | a8083063 | Iustin Pop | return cfp |