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1 | 4ca96421 | Michael Hanselmann | #
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2 | 4ca96421 | Michael Hanselmann | #
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3 | 4ca96421 | Michael Hanselmann | |
4 | 8930b0f0 | Iustin Pop | # Copyright (C) 2010, 2011, 2012 Google Inc.
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5 | 4ca96421 | Michael Hanselmann | #
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6 | 4ca96421 | Michael Hanselmann | # This program is free software; you can redistribute it and/or modify
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7 | 4ca96421 | Michael Hanselmann | # it under the terms of the GNU General Public License as published by
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8 | 4ca96421 | Michael Hanselmann | # the Free Software Foundation; either version 2 of the License, or
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9 | 4ca96421 | Michael Hanselmann | # (at your option) any later version.
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10 | 4ca96421 | Michael Hanselmann | #
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11 | 4ca96421 | Michael Hanselmann | # This program is distributed in the hope that it will be useful, but
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12 | 4ca96421 | Michael Hanselmann | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | 4ca96421 | Michael Hanselmann | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | 4ca96421 | Michael Hanselmann | # General Public License for more details.
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15 | 4ca96421 | Michael Hanselmann | #
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16 | 4ca96421 | Michael Hanselmann | # You should have received a copy of the GNU General Public License
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17 | 4ca96421 | Michael Hanselmann | # along with this program; if not, write to the Free Software
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18 | 4ca96421 | Michael Hanselmann | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | 4ca96421 | Michael Hanselmann | # 02110-1301, USA.
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20 | 4ca96421 | Michael Hanselmann | |
21 | 4ca96421 | Michael Hanselmann | |
22 | 8f8ce6d1 | Michael Hanselmann | """Module for query operations
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23 | 8f8ce6d1 | Michael Hanselmann |
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24 | 8f8ce6d1 | Michael Hanselmann | How it works:
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25 | 8f8ce6d1 | Michael Hanselmann |
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26 | 8f8ce6d1 | Michael Hanselmann | - Add field definitions
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27 | 8f8ce6d1 | Michael Hanselmann | - See how L{NODE_FIELDS} is built
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28 | 8f8ce6d1 | Michael Hanselmann | - Each field gets:
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29 | 8f8ce6d1 | Michael Hanselmann | - Query field definition (L{objects.QueryFieldDefinition}, use
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30 | 8f8ce6d1 | Michael Hanselmann | L{_MakeField} for creating), containing:
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31 | 8f8ce6d1 | Michael Hanselmann | - Name, must be lowercase and match L{FIELD_NAME_RE}
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32 | 8f8ce6d1 | Michael Hanselmann | - Title for tables, must not contain whitespace and match
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33 | 8f8ce6d1 | Michael Hanselmann | L{TITLE_RE}
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34 | 8f8ce6d1 | Michael Hanselmann | - Value data type, e.g. L{constants.QFT_NUMBER}
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35 | 79b2ca83 | Michael Hanselmann | - Human-readable description, must not end with punctuation or
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36 | 79b2ca83 | Michael Hanselmann | contain newlines
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37 | 8f8ce6d1 | Michael Hanselmann | - Data request type, see e.g. C{NQ_*}
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38 | 111bf531 | Michael Hanselmann | - OR-ed flags, see C{QFF_*}
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39 | 8f8ce6d1 | Michael Hanselmann | - A retrieval function, see L{Query.__init__} for description
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40 | 8f8ce6d1 | Michael Hanselmann | - Pass list of fields through L{_PrepareFieldList} for preparation and
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41 | 8f8ce6d1 | Michael Hanselmann | checks
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42 | 8f8ce6d1 | Michael Hanselmann | - Instantiate L{Query} with prepared field list definition and selected fields
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43 | 8f8ce6d1 | Michael Hanselmann | - Call L{Query.RequestedData} to determine what data to collect/compute
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44 | 8f8ce6d1 | Michael Hanselmann | - Call L{Query.Query} or L{Query.OldStyleQuery} with collected data and use
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45 | 8f8ce6d1 | Michael Hanselmann | result
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46 | 8f8ce6d1 | Michael Hanselmann | - Data container must support iteration using C{__iter__}
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47 | 8f8ce6d1 | Michael Hanselmann | - Items are passed to retrieval functions and can have any format
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48 | 8f8ce6d1 | Michael Hanselmann | - Call L{Query.GetFields} to get list of definitions for selected fields
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49 | 8f8ce6d1 | Michael Hanselmann |
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50 | 8f8ce6d1 | Michael Hanselmann | @attention: Retrieval functions must be idempotent. They can be called multiple
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51 | fb0be379 | Michael Hanselmann | times, in any order and any number of times.
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52 | 8f8ce6d1 | Michael Hanselmann |
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53 | 8f8ce6d1 | Michael Hanselmann | """
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54 | 4ca96421 | Michael Hanselmann | |
55 | 8235fe04 | Michael Hanselmann | import logging |
56 | 4ca96421 | Michael Hanselmann | import operator |
57 | 4ca96421 | Michael Hanselmann | import re |
58 | 4ca96421 | Michael Hanselmann | |
59 | 4ca96421 | Michael Hanselmann | from ganeti import constants |
60 | 4ca96421 | Michael Hanselmann | from ganeti import errors |
61 | 4ca96421 | Michael Hanselmann | from ganeti import utils |
62 | 4ca96421 | Michael Hanselmann | from ganeti import compat |
63 | 4ca96421 | Michael Hanselmann | from ganeti import objects |
64 | 4ca96421 | Michael Hanselmann | from ganeti import ht |
65 | dff5f600 | Michael Hanselmann | from ganeti import runtime |
66 | fb0be379 | Michael Hanselmann | from ganeti import qlang |
67 | 526f866b | Michael Hanselmann | from ganeti import jstore |
68 | 4ca96421 | Michael Hanselmann | |
69 | 82599b3e | Iustin Pop | from ganeti.constants import (QFT_UNKNOWN, QFT_TEXT, QFT_BOOL, QFT_NUMBER, |
70 | 82599b3e | Iustin Pop | QFT_UNIT, QFT_TIMESTAMP, QFT_OTHER, |
71 | cfb084ae | René Nussbaumer | RS_NORMAL, RS_UNKNOWN, RS_NODATA, |
72 | cfb084ae | René Nussbaumer | RS_UNAVAIL, RS_OFFLINE) |
73 | 82599b3e | Iustin Pop | |
74 | 4ca96421 | Michael Hanselmann | |
75 | 8f8ce6d1 | Michael Hanselmann | # Constants for requesting data from the caller/data provider. Each property
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76 | 8f8ce6d1 | Michael Hanselmann | # collected/computed separately by the data provider should have its own to
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77 | 8f8ce6d1 | Michael Hanselmann | # only collect the requested data and not more.
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78 | 8f8ce6d1 | Michael Hanselmann | |
79 | 8235fe04 | Michael Hanselmann | (NQ_CONFIG, |
80 | 8235fe04 | Michael Hanselmann | NQ_INST, |
81 | 8235fe04 | Michael Hanselmann | NQ_LIVE, |
82 | 52b5d286 | René Nussbaumer | NQ_GROUP, |
83 | 52b5d286 | René Nussbaumer | NQ_OOB) = range(1, 6) |
84 | 8235fe04 | Michael Hanselmann | |
85 | 1c8addc6 | Michael Hanselmann | (IQ_CONFIG, |
86 | 1c8addc6 | Michael Hanselmann | IQ_LIVE, |
87 | 5d28cb6f | Michael Hanselmann | IQ_DISKUSAGE, |
88 | fab9573b | Michael Hanselmann | IQ_CONSOLE, |
89 | fab9573b | Michael Hanselmann | IQ_NODES) = range(100, 105) |
90 | 1c8addc6 | Michael Hanselmann | |
91 | 24d16f76 | Michael Hanselmann | (LQ_MODE, |
92 | 24d16f76 | Michael Hanselmann | LQ_OWNER, |
93 | 24d16f76 | Michael Hanselmann | LQ_PENDING) = range(10, 13) |
94 | 8235fe04 | Michael Hanselmann | |
95 | 8e21cfc0 | Adeodato Simo | (GQ_CONFIG, |
96 | 8e21cfc0 | Adeodato Simo | GQ_NODE, |
97 | 2c758845 | René Nussbaumer | GQ_INST, |
98 | 2c758845 | René Nussbaumer | GQ_DISKPARAMS) = range(200, 204) |
99 | 8e21cfc0 | Adeodato Simo | |
100 | dff5f600 | Michael Hanselmann | (CQ_CONFIG, |
101 | dff5f600 | Michael Hanselmann | CQ_QUEUE_DRAINED, |
102 | dff5f600 | Michael Hanselmann | CQ_WATCHER_PAUSE) = range(300, 303) |
103 | dff5f600 | Michael Hanselmann | |
104 | 0422250e | Michael Hanselmann | (JQ_ARCHIVED, ) = range(400, 401) |
105 | 0422250e | Michael Hanselmann | |
106 | 111bf531 | Michael Hanselmann | # Query field flags
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107 | 111bf531 | Michael Hanselmann | QFF_HOSTNAME = 0x01
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108 | 111bf531 | Michael Hanselmann | QFF_IP_ADDRESS = 0x02
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109 | 526f866b | Michael Hanselmann | QFF_JOB_ID = 0x04
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110 | 526f866b | Michael Hanselmann | QFF_SPLIT_TIMESTAMP = 0x08
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111 | 526f866b | Michael Hanselmann | # Next values: 0x10, 0x20, 0x40, 0x80, 0x100, 0x200
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112 | 526f866b | Michael Hanselmann | QFF_ALL = (QFF_HOSTNAME | QFF_IP_ADDRESS | QFF_JOB_ID | QFF_SPLIT_TIMESTAMP) |
113 | 8e21cfc0 | Adeodato Simo | |
114 | 4ca96421 | Michael Hanselmann | FIELD_NAME_RE = re.compile(r"^[a-z0-9/._]+$")
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115 | 4ca96421 | Michael Hanselmann | TITLE_RE = re.compile(r"^[^\s]+$")
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116 | 1ae17369 | Michael Hanselmann | DOC_RE = re.compile(r"^[A-Z].*[^.,?!]$")
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117 | 4ca96421 | Michael Hanselmann | |
118 | 4ca96421 | Michael Hanselmann | #: Verification function for each field type
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119 | 4ca96421 | Michael Hanselmann | _VERIFY_FN = { |
120 | 82599b3e | Iustin Pop | QFT_UNKNOWN: ht.TNone, |
121 | 82599b3e | Iustin Pop | QFT_TEXT: ht.TString, |
122 | 82599b3e | Iustin Pop | QFT_BOOL: ht.TBool, |
123 | 82599b3e | Iustin Pop | QFT_NUMBER: ht.TInt, |
124 | 82599b3e | Iustin Pop | QFT_UNIT: ht.TInt, |
125 | 697f49d5 | Michael Hanselmann | QFT_TIMESTAMP: ht.TNumber, |
126 | 82599b3e | Iustin Pop | QFT_OTHER: lambda _: True, |
127 | 4ca96421 | Michael Hanselmann | } |
128 | 4ca96421 | Michael Hanselmann | |
129 | e2d188cc | Iustin Pop | # Unique objects for special field statuses
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130 | e2d188cc | Iustin Pop | _FS_UNKNOWN = object()
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131 | e2d188cc | Iustin Pop | _FS_NODATA = object()
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132 | e2d188cc | Iustin Pop | _FS_UNAVAIL = object()
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133 | e2d188cc | Iustin Pop | _FS_OFFLINE = object()
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134 | e2d188cc | Iustin Pop | |
135 | 425e5bf0 | Michael Hanselmann | #: List of all special status
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136 | 425e5bf0 | Michael Hanselmann | _FS_ALL = frozenset([_FS_UNKNOWN, _FS_NODATA, _FS_UNAVAIL, _FS_OFFLINE])
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137 | 425e5bf0 | Michael Hanselmann | |
138 | af58707c | Iustin Pop | #: VType to QFT mapping
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139 | af58707c | Iustin Pop | _VTToQFT = { |
140 | af58707c | Iustin Pop | # TODO: fix validation of empty strings
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141 | af58707c | Iustin Pop | constants.VTYPE_STRING: QFT_OTHER, # since VTYPE_STRINGs can be empty
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142 | af58707c | Iustin Pop | constants.VTYPE_MAYBE_STRING: QFT_OTHER, |
143 | af58707c | Iustin Pop | constants.VTYPE_BOOL: QFT_BOOL, |
144 | af58707c | Iustin Pop | constants.VTYPE_SIZE: QFT_UNIT, |
145 | af58707c | Iustin Pop | constants.VTYPE_INT: QFT_NUMBER, |
146 | af58707c | Iustin Pop | } |
147 | af58707c | Iustin Pop | |
148 | 79b2ca83 | Michael Hanselmann | _SERIAL_NO_DOC = "%s object serial number, incremented on each modification"
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149 | 79b2ca83 | Michael Hanselmann | |
150 | 4ca96421 | Michael Hanselmann | |
151 | b459a848 | Andrea Spadaccini | def _GetUnknownField(ctx, item): # pylint: disable=W0613 |
152 | 4ca96421 | Michael Hanselmann | """Gets the contents of an unknown field.
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153 | 4ca96421 | Michael Hanselmann |
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154 | 4ca96421 | Michael Hanselmann | """
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155 | e2d188cc | Iustin Pop | return _FS_UNKNOWN
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156 | 4ca96421 | Michael Hanselmann | |
157 | 4ca96421 | Michael Hanselmann | |
158 | 4ca96421 | Michael Hanselmann | def _GetQueryFields(fielddefs, selected): |
159 | 4ca96421 | Michael Hanselmann | """Calculates the internal list of selected fields.
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160 | 4ca96421 | Michael Hanselmann |
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161 | 4ca96421 | Michael Hanselmann | Unknown fields are returned as L{constants.QFT_UNKNOWN}.
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162 | 4ca96421 | Michael Hanselmann |
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163 | 4ca96421 | Michael Hanselmann | @type fielddefs: dict
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164 | 4ca96421 | Michael Hanselmann | @param fielddefs: Field definitions
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165 | 4ca96421 | Michael Hanselmann | @type selected: list of strings
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166 | 4ca96421 | Michael Hanselmann | @param selected: List of selected fields
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167 | 4ca96421 | Michael Hanselmann |
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168 | 4ca96421 | Michael Hanselmann | """
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169 | 4ca96421 | Michael Hanselmann | result = [] |
170 | 4ca96421 | Michael Hanselmann | |
171 | 4ca96421 | Michael Hanselmann | for name in selected: |
172 | 4ca96421 | Michael Hanselmann | try:
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173 | 4ca96421 | Michael Hanselmann | fdef = fielddefs[name] |
174 | 4ca96421 | Michael Hanselmann | except KeyError: |
175 | 79b2ca83 | Michael Hanselmann | fdef = (_MakeField(name, name, QFT_UNKNOWN, "Unknown field '%s'" % name),
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176 | 111bf531 | Michael Hanselmann | None, 0, _GetUnknownField) |
177 | 4ca96421 | Michael Hanselmann | |
178 | 111bf531 | Michael Hanselmann | assert len(fdef) == 4 |
179 | 4ca96421 | Michael Hanselmann | |
180 | 4ca96421 | Michael Hanselmann | result.append(fdef) |
181 | 4ca96421 | Michael Hanselmann | |
182 | 4ca96421 | Michael Hanselmann | return result
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183 | 4ca96421 | Michael Hanselmann | |
184 | 4ca96421 | Michael Hanselmann | |
185 | 4ca96421 | Michael Hanselmann | def GetAllFields(fielddefs): |
186 | 4ca96421 | Michael Hanselmann | """Extract L{objects.QueryFieldDefinition} from field definitions.
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187 | 4ca96421 | Michael Hanselmann |
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188 | 4ca96421 | Michael Hanselmann | @rtype: list of L{objects.QueryFieldDefinition}
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189 | 4ca96421 | Michael Hanselmann |
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190 | 4ca96421 | Michael Hanselmann | """
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191 | 111bf531 | Michael Hanselmann | return [fdef for (fdef, _, _, _) in fielddefs] |
192 | 4ca96421 | Michael Hanselmann | |
193 | 4ca96421 | Michael Hanselmann | |
194 | fb0be379 | Michael Hanselmann | class _FilterHints: |
195 | fb0be379 | Michael Hanselmann | """Class for filter analytics.
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196 | fb0be379 | Michael Hanselmann |
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197 | fb0be379 | Michael Hanselmann | When filters are used, the user of the L{Query} class usually doesn't know
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198 | fb0be379 | Michael Hanselmann | exactly which items will be necessary for building the result. It therefore
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199 | fb0be379 | Michael Hanselmann | has to prepare and compute the input data for potentially returning
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200 | fb0be379 | Michael Hanselmann | everything.
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201 | fb0be379 | Michael Hanselmann |
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202 | fb0be379 | Michael Hanselmann | There are two ways to optimize this. The first, and simpler, is to assign
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203 | fb0be379 | Michael Hanselmann | each field a group of data, so that the caller can determine which
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204 | fb0be379 | Michael Hanselmann | computations are necessary depending on the data groups requested. The list
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205 | fb0be379 | Michael Hanselmann | of referenced groups must also be computed for fields referenced in the
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206 | fb0be379 | Michael Hanselmann | filter.
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207 | fb0be379 | Michael Hanselmann |
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208 | fb0be379 | Michael Hanselmann | The second is restricting the items based on a primary key. The primary key
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209 | fb0be379 | Michael Hanselmann | is usually a unique name (e.g. a node name). This class extracts all
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210 | fb0be379 | Michael Hanselmann | referenced names from a filter. If it encounters any filter condition which
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211 | fb0be379 | Michael Hanselmann | disallows such a list to be determined (e.g. a non-equality filter), all
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212 | fb0be379 | Michael Hanselmann | names will be requested.
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213 | fb0be379 | Michael Hanselmann |
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214 | fb0be379 | Michael Hanselmann | The end-effect is that any operation other than L{qlang.OP_OR} and
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215 | fb0be379 | Michael Hanselmann | L{qlang.OP_EQUAL} will make the query more expensive.
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216 | fb0be379 | Michael Hanselmann |
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217 | fb0be379 | Michael Hanselmann | """
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218 | fb0be379 | Michael Hanselmann | def __init__(self, namefield): |
219 | fb0be379 | Michael Hanselmann | """Initializes this class.
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220 | fb0be379 | Michael Hanselmann |
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221 | fb0be379 | Michael Hanselmann | @type namefield: string
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222 | fb0be379 | Michael Hanselmann | @param namefield: Field caller is interested in
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223 | fb0be379 | Michael Hanselmann |
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224 | fb0be379 | Michael Hanselmann | """
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225 | fb0be379 | Michael Hanselmann | self._namefield = namefield
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226 | fb0be379 | Michael Hanselmann | |
227 | fb0be379 | Michael Hanselmann | #: Whether all names need to be requested (e.g. if a non-equality operator
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228 | fb0be379 | Michael Hanselmann | #: has been used)
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229 | fb0be379 | Michael Hanselmann | self._allnames = False |
230 | fb0be379 | Michael Hanselmann | |
231 | fb0be379 | Michael Hanselmann | #: Which names to request
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232 | fb0be379 | Michael Hanselmann | self._names = None |
233 | fb0be379 | Michael Hanselmann | |
234 | fb0be379 | Michael Hanselmann | #: Data kinds referenced by the filter (used by L{Query.RequestedData})
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235 | fb0be379 | Michael Hanselmann | self._datakinds = set() |
236 | fb0be379 | Michael Hanselmann | |
237 | fb0be379 | Michael Hanselmann | def RequestedNames(self): |
238 | fb0be379 | Michael Hanselmann | """Returns all requested values.
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239 | fb0be379 | Michael Hanselmann |
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240 | fb0be379 | Michael Hanselmann | Returns C{None} if list of values can't be determined (e.g. encountered
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241 | fb0be379 | Michael Hanselmann | non-equality operators).
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242 | fb0be379 | Michael Hanselmann |
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243 | fb0be379 | Michael Hanselmann | @rtype: list
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244 | fb0be379 | Michael Hanselmann |
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245 | fb0be379 | Michael Hanselmann | """
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246 | fb0be379 | Michael Hanselmann | if self._allnames or self._names is None: |
247 | fb0be379 | Michael Hanselmann | return None |
248 | fb0be379 | Michael Hanselmann | |
249 | fb0be379 | Michael Hanselmann | return utils.UniqueSequence(self._names) |
250 | fb0be379 | Michael Hanselmann | |
251 | fb0be379 | Michael Hanselmann | def ReferencedData(self): |
252 | fb0be379 | Michael Hanselmann | """Returns all kinds of data referenced by the filter.
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253 | fb0be379 | Michael Hanselmann |
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254 | fb0be379 | Michael Hanselmann | """
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255 | fb0be379 | Michael Hanselmann | return frozenset(self._datakinds) |
256 | fb0be379 | Michael Hanselmann | |
257 | fb0be379 | Michael Hanselmann | def _NeedAllNames(self): |
258 | fb0be379 | Michael Hanselmann | """Changes internal state to request all names.
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259 | fb0be379 | Michael Hanselmann |
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260 | fb0be379 | Michael Hanselmann | """
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261 | fb0be379 | Michael Hanselmann | self._allnames = True |
262 | fb0be379 | Michael Hanselmann | self._names = None |
263 | fb0be379 | Michael Hanselmann | |
264 | fb0be379 | Michael Hanselmann | def NoteLogicOp(self, op): |
265 | fb0be379 | Michael Hanselmann | """Called when handling a logic operation.
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266 | fb0be379 | Michael Hanselmann |
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267 | fb0be379 | Michael Hanselmann | @type op: string
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268 | fb0be379 | Michael Hanselmann | @param op: Operator
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269 | fb0be379 | Michael Hanselmann |
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270 | fb0be379 | Michael Hanselmann | """
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271 | fb0be379 | Michael Hanselmann | if op != qlang.OP_OR:
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272 | fb0be379 | Michael Hanselmann | self._NeedAllNames()
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273 | fb0be379 | Michael Hanselmann | |
274 | 52aa1efa | Michael Hanselmann | def NoteUnaryOp(self, op, datakind): # pylint: disable=W0613 |
275 | fb0be379 | Michael Hanselmann | """Called when handling an unary operation.
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276 | fb0be379 | Michael Hanselmann |
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277 | fb0be379 | Michael Hanselmann | @type op: string
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278 | fb0be379 | Michael Hanselmann | @param op: Operator
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279 | fb0be379 | Michael Hanselmann |
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280 | fb0be379 | Michael Hanselmann | """
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281 | 52aa1efa | Michael Hanselmann | if datakind is not None: |
282 | 52aa1efa | Michael Hanselmann | self._datakinds.add(datakind)
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283 | 52aa1efa | Michael Hanselmann | |
284 | fb0be379 | Michael Hanselmann | self._NeedAllNames()
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285 | fb0be379 | Michael Hanselmann | |
286 | fb0be379 | Michael Hanselmann | def NoteBinaryOp(self, op, datakind, name, value): |
287 | fb0be379 | Michael Hanselmann | """Called when handling a binary operation.
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288 | fb0be379 | Michael Hanselmann |
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289 | fb0be379 | Michael Hanselmann | @type op: string
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290 | fb0be379 | Michael Hanselmann | @param op: Operator
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291 | fb0be379 | Michael Hanselmann | @type name: string
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292 | fb0be379 | Michael Hanselmann | @param name: Left-hand side of operator (field name)
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293 | fb0be379 | Michael Hanselmann | @param value: Right-hand side of operator
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294 | fb0be379 | Michael Hanselmann |
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295 | fb0be379 | Michael Hanselmann | """
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296 | fb0be379 | Michael Hanselmann | if datakind is not None: |
297 | fb0be379 | Michael Hanselmann | self._datakinds.add(datakind)
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298 | fb0be379 | Michael Hanselmann | |
299 | fb0be379 | Michael Hanselmann | if self._allnames: |
300 | fb0be379 | Michael Hanselmann | return
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301 | fb0be379 | Michael Hanselmann | |
302 | fb0be379 | Michael Hanselmann | # If any operator other than equality was used, all names need to be
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303 | fb0be379 | Michael Hanselmann | # retrieved
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304 | fb0be379 | Michael Hanselmann | if op == qlang.OP_EQUAL and name == self._namefield: |
305 | fb0be379 | Michael Hanselmann | if self._names is None: |
306 | fb0be379 | Michael Hanselmann | self._names = []
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307 | fb0be379 | Michael Hanselmann | self._names.append(value)
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308 | fb0be379 | Michael Hanselmann | else:
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309 | fb0be379 | Michael Hanselmann | self._NeedAllNames()
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310 | fb0be379 | Michael Hanselmann | |
311 | fb0be379 | Michael Hanselmann | |
312 | fb0be379 | Michael Hanselmann | def _WrapLogicOp(op_fn, sentences, ctx, item): |
313 | fb0be379 | Michael Hanselmann | """Wrapper for logic operator functions.
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314 | fb0be379 | Michael Hanselmann |
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315 | fb0be379 | Michael Hanselmann | """
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316 | fb0be379 | Michael Hanselmann | return op_fn(fn(ctx, item) for fn in sentences) |
317 | fb0be379 | Michael Hanselmann | |
318 | fb0be379 | Michael Hanselmann | |
319 | fb0be379 | Michael Hanselmann | def _WrapUnaryOp(op_fn, inner, ctx, item): |
320 | fb0be379 | Michael Hanselmann | """Wrapper for unary operator functions.
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321 | fb0be379 | Michael Hanselmann |
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322 | fb0be379 | Michael Hanselmann | """
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323 | fb0be379 | Michael Hanselmann | return op_fn(inner(ctx, item))
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324 | fb0be379 | Michael Hanselmann | |
325 | fb0be379 | Michael Hanselmann | |
326 | fb0be379 | Michael Hanselmann | def _WrapBinaryOp(op_fn, retrieval_fn, value, ctx, item): |
327 | fb0be379 | Michael Hanselmann | """Wrapper for binary operator functions.
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328 | fb0be379 | Michael Hanselmann |
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329 | fb0be379 | Michael Hanselmann | """
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330 | fb0be379 | Michael Hanselmann | return op_fn(retrieval_fn(ctx, item), value)
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331 | fb0be379 | Michael Hanselmann | |
332 | fb0be379 | Michael Hanselmann | |
333 | fb0be379 | Michael Hanselmann | def _WrapNot(fn, lhs, rhs): |
334 | fb0be379 | Michael Hanselmann | """Negates the result of a wrapped function.
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335 | fb0be379 | Michael Hanselmann |
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336 | fb0be379 | Michael Hanselmann | """
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337 | fb0be379 | Michael Hanselmann | return not fn(lhs, rhs) |
338 | fb0be379 | Michael Hanselmann | |
339 | fb0be379 | Michael Hanselmann | |
340 | 23d0a608 | Michael Hanselmann | def _PrepareRegex(pattern): |
341 | 23d0a608 | Michael Hanselmann | """Compiles a regular expression.
|
342 | 23d0a608 | Michael Hanselmann |
|
343 | 23d0a608 | Michael Hanselmann | """
|
344 | 23d0a608 | Michael Hanselmann | try:
|
345 | 23d0a608 | Michael Hanselmann | return re.compile(pattern)
|
346 | 23d0a608 | Michael Hanselmann | except re.error, err:
|
347 | 23d0a608 | Michael Hanselmann | raise errors.ParameterError("Invalid regex pattern (%s)" % err) |
348 | 23d0a608 | Michael Hanselmann | |
349 | 23d0a608 | Michael Hanselmann | |
350 | 526f866b | Michael Hanselmann | def _PrepareSplitTimestamp(value): |
351 | 526f866b | Michael Hanselmann | """Prepares a value for comparison by L{_MakeSplitTimestampComparison}.
|
352 | 526f866b | Michael Hanselmann |
|
353 | 526f866b | Michael Hanselmann | """
|
354 | 526f866b | Michael Hanselmann | if ht.TNumber(value):
|
355 | 526f866b | Michael Hanselmann | return value
|
356 | 526f866b | Michael Hanselmann | else:
|
357 | 526f866b | Michael Hanselmann | return utils.MergeTime(value)
|
358 | 526f866b | Michael Hanselmann | |
359 | 526f866b | Michael Hanselmann | |
360 | 526f866b | Michael Hanselmann | def _MakeSplitTimestampComparison(fn): |
361 | 526f866b | Michael Hanselmann | """Compares split timestamp values after converting to float.
|
362 | 526f866b | Michael Hanselmann |
|
363 | 526f866b | Michael Hanselmann | """
|
364 | 526f866b | Michael Hanselmann | return lambda lhs, rhs: fn(utils.MergeTime(lhs), rhs) |
365 | 526f866b | Michael Hanselmann | |
366 | 526f866b | Michael Hanselmann | |
367 | 526f866b | Michael Hanselmann | def _MakeComparisonChecks(fn): |
368 | 526f866b | Michael Hanselmann | """Prepares flag-specific comparisons using a comparison function.
|
369 | 526f866b | Michael Hanselmann |
|
370 | 526f866b | Michael Hanselmann | """
|
371 | 526f866b | Michael Hanselmann | return [
|
372 | 526f866b | Michael Hanselmann | (QFF_SPLIT_TIMESTAMP, _MakeSplitTimestampComparison(fn), |
373 | 526f866b | Michael Hanselmann | _PrepareSplitTimestamp), |
374 | 526f866b | Michael Hanselmann | (QFF_JOB_ID, lambda lhs, rhs: fn(jstore.ParseJobId(lhs), rhs),
|
375 | 526f866b | Michael Hanselmann | jstore.ParseJobId), |
376 | 526f866b | Michael Hanselmann | (None, fn, None), |
377 | 526f866b | Michael Hanselmann | ] |
378 | 526f866b | Michael Hanselmann | |
379 | 526f866b | Michael Hanselmann | |
380 | fb0be379 | Michael Hanselmann | class _FilterCompilerHelper: |
381 | fb0be379 | Michael Hanselmann | """Converts a query filter to a callable usable for filtering.
|
382 | fb0be379 | Michael Hanselmann |
|
383 | fb0be379 | Michael Hanselmann | """
|
384 | b459a848 | Andrea Spadaccini | # String statement has no effect, pylint: disable=W0105
|
385 | fb0be379 | Michael Hanselmann | |
386 | fb0be379 | Michael Hanselmann | #: How deep filters can be nested
|
387 | fb0be379 | Michael Hanselmann | _LEVELS_MAX = 10
|
388 | fb0be379 | Michael Hanselmann | |
389 | fb0be379 | Michael Hanselmann | # Unique identifiers for operator groups
|
390 | fb0be379 | Michael Hanselmann | (_OPTYPE_LOGIC, |
391 | fb0be379 | Michael Hanselmann | _OPTYPE_UNARY, |
392 | fb0be379 | Michael Hanselmann | _OPTYPE_BINARY) = range(1, 4) |
393 | fb0be379 | Michael Hanselmann | |
394 | fb0be379 | Michael Hanselmann | """Functions for equality checks depending on field flags.
|
395 | fb0be379 | Michael Hanselmann |
|
396 | fb0be379 | Michael Hanselmann | List of tuples containing flags and a callable receiving the left- and
|
397 | fb0be379 | Michael Hanselmann | right-hand side of the operator. The flags are an OR-ed value of C{QFF_*}
|
398 | 526f866b | Michael Hanselmann | (e.g. L{QFF_HOSTNAME} or L{QFF_SPLIT_TIMESTAMP}).
|
399 | fb0be379 | Michael Hanselmann |
|
400 | fb0be379 | Michael Hanselmann | Order matters. The first item with flags will be used. Flags are checked
|
401 | fb0be379 | Michael Hanselmann | using binary AND.
|
402 | fb0be379 | Michael Hanselmann |
|
403 | fb0be379 | Michael Hanselmann | """
|
404 | fb0be379 | Michael Hanselmann | _EQUALITY_CHECKS = [ |
405 | fb0be379 | Michael Hanselmann | (QFF_HOSTNAME, |
406 | fb0be379 | Michael Hanselmann | lambda lhs, rhs: utils.MatchNameComponent(rhs, [lhs],
|
407 | 23d0a608 | Michael Hanselmann | case_sensitive=False),
|
408 | 23d0a608 | Michael Hanselmann | None),
|
409 | 526f866b | Michael Hanselmann | (QFF_SPLIT_TIMESTAMP, _MakeSplitTimestampComparison(operator.eq), |
410 | 526f866b | Michael Hanselmann | _PrepareSplitTimestamp), |
411 | 23d0a608 | Michael Hanselmann | (None, operator.eq, None), |
412 | fb0be379 | Michael Hanselmann | ] |
413 | fb0be379 | Michael Hanselmann | |
414 | fb0be379 | Michael Hanselmann | """Known operators
|
415 | fb0be379 | Michael Hanselmann |
|
416 | fb0be379 | Michael Hanselmann | Operator as key (C{qlang.OP_*}), value a tuple of operator group
|
417 | fb0be379 | Michael Hanselmann | (C{_OPTYPE_*}) and a group-specific value:
|
418 | fb0be379 | Michael Hanselmann |
|
419 | fb0be379 | Michael Hanselmann | - C{_OPTYPE_LOGIC}: Callable taking any number of arguments; used by
|
420 | fb0be379 | Michael Hanselmann | L{_HandleLogicOp}
|
421 | 3b877f08 | Michael Hanselmann | - C{_OPTYPE_UNARY}: Always C{None}; details handled by L{_HandleUnaryOp}
|
422 | fb0be379 | Michael Hanselmann | - C{_OPTYPE_BINARY}: Callable taking exactly two parameters, the left- and
|
423 | fb0be379 | Michael Hanselmann | right-hand side of the operator, used by L{_HandleBinaryOp}
|
424 | fb0be379 | Michael Hanselmann |
|
425 | fb0be379 | Michael Hanselmann | """
|
426 | fb0be379 | Michael Hanselmann | _OPS = { |
427 | fb0be379 | Michael Hanselmann | # Logic operators
|
428 | fb0be379 | Michael Hanselmann | qlang.OP_OR: (_OPTYPE_LOGIC, compat.any), |
429 | fb0be379 | Michael Hanselmann | qlang.OP_AND: (_OPTYPE_LOGIC, compat.all), |
430 | fb0be379 | Michael Hanselmann | |
431 | fb0be379 | Michael Hanselmann | # Unary operators
|
432 | 3b877f08 | Michael Hanselmann | qlang.OP_NOT: (_OPTYPE_UNARY, None),
|
433 | 3b877f08 | Michael Hanselmann | qlang.OP_TRUE: (_OPTYPE_UNARY, None),
|
434 | fb0be379 | Michael Hanselmann | |
435 | fb0be379 | Michael Hanselmann | # Binary operators
|
436 | fb0be379 | Michael Hanselmann | qlang.OP_EQUAL: (_OPTYPE_BINARY, _EQUALITY_CHECKS), |
437 | fb0be379 | Michael Hanselmann | qlang.OP_NOT_EQUAL: |
438 | 23d0a608 | Michael Hanselmann | (_OPTYPE_BINARY, [(flags, compat.partial(_WrapNot, fn), valprepfn) |
439 | 23d0a608 | Michael Hanselmann | for (flags, fn, valprepfn) in _EQUALITY_CHECKS]), |
440 | 526f866b | Michael Hanselmann | qlang.OP_LT: (_OPTYPE_BINARY, _MakeComparisonChecks(operator.lt)), |
441 | 526f866b | Michael Hanselmann | qlang.OP_LE: (_OPTYPE_BINARY, _MakeComparisonChecks(operator.le)), |
442 | 526f866b | Michael Hanselmann | qlang.OP_GT: (_OPTYPE_BINARY, _MakeComparisonChecks(operator.gt)), |
443 | 526f866b | Michael Hanselmann | qlang.OP_GE: (_OPTYPE_BINARY, _MakeComparisonChecks(operator.ge)), |
444 | 23d0a608 | Michael Hanselmann | qlang.OP_REGEXP: (_OPTYPE_BINARY, [ |
445 | 23d0a608 | Michael Hanselmann | (None, lambda lhs, rhs: rhs.search(lhs), _PrepareRegex), |
446 | 23d0a608 | Michael Hanselmann | ]), |
447 | fb0be379 | Michael Hanselmann | qlang.OP_CONTAINS: (_OPTYPE_BINARY, [ |
448 | 23d0a608 | Michael Hanselmann | (None, operator.contains, None), |
449 | fb0be379 | Michael Hanselmann | ]), |
450 | fb0be379 | Michael Hanselmann | } |
451 | fb0be379 | Michael Hanselmann | |
452 | fb0be379 | Michael Hanselmann | def __init__(self, fields): |
453 | fb0be379 | Michael Hanselmann | """Initializes this class.
|
454 | fb0be379 | Michael Hanselmann |
|
455 | fb0be379 | Michael Hanselmann | @param fields: Field definitions (return value of L{_PrepareFieldList})
|
456 | fb0be379 | Michael Hanselmann |
|
457 | fb0be379 | Michael Hanselmann | """
|
458 | fb0be379 | Michael Hanselmann | self._fields = fields
|
459 | fb0be379 | Michael Hanselmann | self._hints = None |
460 | fb0be379 | Michael Hanselmann | self._op_handler = None |
461 | fb0be379 | Michael Hanselmann | |
462 | 2e5c33db | Iustin Pop | def __call__(self, hints, qfilter): |
463 | fb0be379 | Michael Hanselmann | """Converts a query filter into a callable function.
|
464 | fb0be379 | Michael Hanselmann |
|
465 | fb0be379 | Michael Hanselmann | @type hints: L{_FilterHints} or None
|
466 | fb0be379 | Michael Hanselmann | @param hints: Callbacks doing analysis on filter
|
467 | 2e5c33db | Iustin Pop | @type qfilter: list
|
468 | 2e5c33db | Iustin Pop | @param qfilter: Filter structure
|
469 | fb0be379 | Michael Hanselmann | @rtype: callable
|
470 | fb0be379 | Michael Hanselmann | @return: Function receiving context and item as parameters, returning
|
471 | fb0be379 | Michael Hanselmann | boolean as to whether item matches filter
|
472 | fb0be379 | Michael Hanselmann |
|
473 | fb0be379 | Michael Hanselmann | """
|
474 | fb0be379 | Michael Hanselmann | self._op_handler = {
|
475 | fb0be379 | Michael Hanselmann | self._OPTYPE_LOGIC:
|
476 | fb0be379 | Michael Hanselmann | (self._HandleLogicOp, getattr(hints, "NoteLogicOp", None)), |
477 | fb0be379 | Michael Hanselmann | self._OPTYPE_UNARY:
|
478 | fb0be379 | Michael Hanselmann | (self._HandleUnaryOp, getattr(hints, "NoteUnaryOp", None)), |
479 | fb0be379 | Michael Hanselmann | self._OPTYPE_BINARY:
|
480 | fb0be379 | Michael Hanselmann | (self._HandleBinaryOp, getattr(hints, "NoteBinaryOp", None)), |
481 | fb0be379 | Michael Hanselmann | } |
482 | fb0be379 | Michael Hanselmann | |
483 | fb0be379 | Michael Hanselmann | try:
|
484 | 2e5c33db | Iustin Pop | filter_fn = self._Compile(qfilter, 0) |
485 | fb0be379 | Michael Hanselmann | finally:
|
486 | fb0be379 | Michael Hanselmann | self._op_handler = None |
487 | fb0be379 | Michael Hanselmann | |
488 | fb0be379 | Michael Hanselmann | return filter_fn
|
489 | fb0be379 | Michael Hanselmann | |
490 | 2e5c33db | Iustin Pop | def _Compile(self, qfilter, level): |
491 | fb0be379 | Michael Hanselmann | """Inner function for converting filters.
|
492 | fb0be379 | Michael Hanselmann |
|
493 | fb0be379 | Michael Hanselmann | Calls the correct handler functions for the top-level operator. This
|
494 | fb0be379 | Michael Hanselmann | function is called recursively (e.g. for logic operators).
|
495 | fb0be379 | Michael Hanselmann |
|
496 | fb0be379 | Michael Hanselmann | """
|
497 | 2e5c33db | Iustin Pop | if not (isinstance(qfilter, (list, tuple)) and qfilter): |
498 | fb0be379 | Michael Hanselmann | raise errors.ParameterError("Invalid filter on level %s" % level) |
499 | fb0be379 | Michael Hanselmann | |
500 | fb0be379 | Michael Hanselmann | # Limit recursion
|
501 | fb0be379 | Michael Hanselmann | if level >= self._LEVELS_MAX: |
502 | fb0be379 | Michael Hanselmann | raise errors.ParameterError("Only up to %s levels are allowed (filter" |
503 | fb0be379 | Michael Hanselmann | " nested too deep)" % self._LEVELS_MAX) |
504 | fb0be379 | Michael Hanselmann | |
505 | fb0be379 | Michael Hanselmann | # Create copy to be modified
|
506 | 2e5c33db | Iustin Pop | operands = qfilter[:] |
507 | fb0be379 | Michael Hanselmann | op = operands.pop(0)
|
508 | fb0be379 | Michael Hanselmann | |
509 | fb0be379 | Michael Hanselmann | try:
|
510 | fb0be379 | Michael Hanselmann | (kind, op_data) = self._OPS[op]
|
511 | fb0be379 | Michael Hanselmann | except KeyError: |
512 | fb0be379 | Michael Hanselmann | raise errors.ParameterError("Unknown operator '%s'" % op) |
513 | fb0be379 | Michael Hanselmann | |
514 | fb0be379 | Michael Hanselmann | (handler, hints_cb) = self._op_handler[kind]
|
515 | fb0be379 | Michael Hanselmann | |
516 | fb0be379 | Michael Hanselmann | return handler(hints_cb, level, op, op_data, operands)
|
517 | fb0be379 | Michael Hanselmann | |
518 | 3b877f08 | Michael Hanselmann | def _LookupField(self, name): |
519 | 3b877f08 | Michael Hanselmann | """Returns a field definition by name.
|
520 | 3b877f08 | Michael Hanselmann |
|
521 | 3b877f08 | Michael Hanselmann | """
|
522 | 3b877f08 | Michael Hanselmann | try:
|
523 | 3b877f08 | Michael Hanselmann | return self._fields[name] |
524 | 3b877f08 | Michael Hanselmann | except KeyError: |
525 | 3b877f08 | Michael Hanselmann | raise errors.ParameterError("Unknown field '%s'" % name) |
526 | 3b877f08 | Michael Hanselmann | |
527 | fb0be379 | Michael Hanselmann | def _HandleLogicOp(self, hints_fn, level, op, op_fn, operands): |
528 | fb0be379 | Michael Hanselmann | """Handles logic operators.
|
529 | fb0be379 | Michael Hanselmann |
|
530 | fb0be379 | Michael Hanselmann | @type hints_fn: callable
|
531 | fb0be379 | Michael Hanselmann | @param hints_fn: Callback doing some analysis on the filter
|
532 | fb0be379 | Michael Hanselmann | @type level: integer
|
533 | fb0be379 | Michael Hanselmann | @param level: Current depth
|
534 | fb0be379 | Michael Hanselmann | @type op: string
|
535 | fb0be379 | Michael Hanselmann | @param op: Operator
|
536 | fb0be379 | Michael Hanselmann | @type op_fn: callable
|
537 | fb0be379 | Michael Hanselmann | @param op_fn: Function implementing operator
|
538 | fb0be379 | Michael Hanselmann | @type operands: list
|
539 | fb0be379 | Michael Hanselmann | @param operands: List of operands
|
540 | fb0be379 | Michael Hanselmann |
|
541 | fb0be379 | Michael Hanselmann | """
|
542 | fb0be379 | Michael Hanselmann | if hints_fn:
|
543 | fb0be379 | Michael Hanselmann | hints_fn(op) |
544 | fb0be379 | Michael Hanselmann | |
545 | fb0be379 | Michael Hanselmann | return compat.partial(_WrapLogicOp, op_fn,
|
546 | fb0be379 | Michael Hanselmann | [self._Compile(op, level + 1) for op in operands]) |
547 | fb0be379 | Michael Hanselmann | |
548 | fb0be379 | Michael Hanselmann | def _HandleUnaryOp(self, hints_fn, level, op, op_fn, operands): |
549 | fb0be379 | Michael Hanselmann | """Handles unary operators.
|
550 | fb0be379 | Michael Hanselmann |
|
551 | fb0be379 | Michael Hanselmann | @type hints_fn: callable
|
552 | fb0be379 | Michael Hanselmann | @param hints_fn: Callback doing some analysis on the filter
|
553 | fb0be379 | Michael Hanselmann | @type level: integer
|
554 | fb0be379 | Michael Hanselmann | @param level: Current depth
|
555 | fb0be379 | Michael Hanselmann | @type op: string
|
556 | fb0be379 | Michael Hanselmann | @param op: Operator
|
557 | fb0be379 | Michael Hanselmann | @type op_fn: callable
|
558 | fb0be379 | Michael Hanselmann | @param op_fn: Function implementing operator
|
559 | fb0be379 | Michael Hanselmann | @type operands: list
|
560 | fb0be379 | Michael Hanselmann | @param operands: List of operands
|
561 | fb0be379 | Michael Hanselmann |
|
562 | fb0be379 | Michael Hanselmann | """
|
563 | 3b877f08 | Michael Hanselmann | assert op_fn is None |
564 | 3b877f08 | Michael Hanselmann | |
565 | fb0be379 | Michael Hanselmann | if len(operands) != 1: |
566 | fb0be379 | Michael Hanselmann | raise errors.ParameterError("Unary operator '%s' expects exactly one" |
567 | fb0be379 | Michael Hanselmann | " operand" % op)
|
568 | fb0be379 | Michael Hanselmann | |
569 | 3b877f08 | Michael Hanselmann | if op == qlang.OP_TRUE:
|
570 | 52aa1efa | Michael Hanselmann | (_, datakind, _, retrieval_fn) = self._LookupField(operands[0]) |
571 | 52aa1efa | Michael Hanselmann | |
572 | 52aa1efa | Michael Hanselmann | if hints_fn:
|
573 | 52aa1efa | Michael Hanselmann | hints_fn(op, datakind) |
574 | 3b877f08 | Michael Hanselmann | |
575 | 3b877f08 | Michael Hanselmann | op_fn = operator.truth |
576 | 3b877f08 | Michael Hanselmann | arg = retrieval_fn |
577 | 3b877f08 | Michael Hanselmann | elif op == qlang.OP_NOT:
|
578 | 52aa1efa | Michael Hanselmann | if hints_fn:
|
579 | 52aa1efa | Michael Hanselmann | hints_fn(op, None)
|
580 | 52aa1efa | Michael Hanselmann | |
581 | 3b877f08 | Michael Hanselmann | op_fn = operator.not_ |
582 | 3b877f08 | Michael Hanselmann | arg = self._Compile(operands[0], level + 1) |
583 | 3b877f08 | Michael Hanselmann | else:
|
584 | 3b877f08 | Michael Hanselmann | raise errors.ProgrammerError("Can't handle operator '%s'" % op) |
585 | 3b877f08 | Michael Hanselmann | |
586 | 3b877f08 | Michael Hanselmann | return compat.partial(_WrapUnaryOp, op_fn, arg)
|
587 | fb0be379 | Michael Hanselmann | |
588 | fb0be379 | Michael Hanselmann | def _HandleBinaryOp(self, hints_fn, level, op, op_data, operands): |
589 | fb0be379 | Michael Hanselmann | """Handles binary operators.
|
590 | fb0be379 | Michael Hanselmann |
|
591 | fb0be379 | Michael Hanselmann | @type hints_fn: callable
|
592 | fb0be379 | Michael Hanselmann | @param hints_fn: Callback doing some analysis on the filter
|
593 | fb0be379 | Michael Hanselmann | @type level: integer
|
594 | fb0be379 | Michael Hanselmann | @param level: Current depth
|
595 | fb0be379 | Michael Hanselmann | @type op: string
|
596 | fb0be379 | Michael Hanselmann | @param op: Operator
|
597 | fb0be379 | Michael Hanselmann | @param op_data: Functions implementing operators
|
598 | fb0be379 | Michael Hanselmann | @type operands: list
|
599 | fb0be379 | Michael Hanselmann | @param operands: List of operands
|
600 | fb0be379 | Michael Hanselmann |
|
601 | fb0be379 | Michael Hanselmann | """
|
602 | b459a848 | Andrea Spadaccini | # Unused arguments, pylint: disable=W0613
|
603 | fb0be379 | Michael Hanselmann | try:
|
604 | fb0be379 | Michael Hanselmann | (name, value) = operands |
605 | fb0be379 | Michael Hanselmann | except (ValueError, TypeError): |
606 | fb0be379 | Michael Hanselmann | raise errors.ParameterError("Invalid binary operator, expected exactly" |
607 | fb0be379 | Michael Hanselmann | " two operands")
|
608 | fb0be379 | Michael Hanselmann | |
609 | 3b877f08 | Michael Hanselmann | (fdef, datakind, field_flags, retrieval_fn) = self._LookupField(name)
|
610 | fb0be379 | Michael Hanselmann | |
611 | fb0be379 | Michael Hanselmann | assert fdef.kind != QFT_UNKNOWN
|
612 | fb0be379 | Michael Hanselmann | |
613 | fb0be379 | Michael Hanselmann | # TODO: Type conversions?
|
614 | fb0be379 | Michael Hanselmann | |
615 | fb0be379 | Michael Hanselmann | verify_fn = _VERIFY_FN[fdef.kind] |
616 | fb0be379 | Michael Hanselmann | if not verify_fn(value): |
617 | fb0be379 | Michael Hanselmann | raise errors.ParameterError("Unable to compare field '%s' (type '%s')" |
618 | fb0be379 | Michael Hanselmann | " with '%s', expected %s" %
|
619 | fb0be379 | Michael Hanselmann | (name, fdef.kind, value.__class__.__name__, |
620 | fb0be379 | Michael Hanselmann | verify_fn)) |
621 | fb0be379 | Michael Hanselmann | |
622 | fb0be379 | Michael Hanselmann | if hints_fn:
|
623 | fb0be379 | Michael Hanselmann | hints_fn(op, datakind, name, value) |
624 | fb0be379 | Michael Hanselmann | |
625 | 23d0a608 | Michael Hanselmann | for (fn_flags, fn, valprepfn) in op_data: |
626 | fb0be379 | Michael Hanselmann | if fn_flags is None or fn_flags & field_flags: |
627 | 23d0a608 | Michael Hanselmann | # Prepare value if necessary (e.g. compile regular expression)
|
628 | 23d0a608 | Michael Hanselmann | if valprepfn:
|
629 | 23d0a608 | Michael Hanselmann | value = valprepfn(value) |
630 | 23d0a608 | Michael Hanselmann | |
631 | fb0be379 | Michael Hanselmann | return compat.partial(_WrapBinaryOp, fn, retrieval_fn, value)
|
632 | fb0be379 | Michael Hanselmann | |
633 | fb0be379 | Michael Hanselmann | raise errors.ProgrammerError("Unable to find operator implementation" |
634 | fb0be379 | Michael Hanselmann | " (op '%s', flags %s)" % (op, field_flags))
|
635 | fb0be379 | Michael Hanselmann | |
636 | fb0be379 | Michael Hanselmann | |
637 | 2e5c33db | Iustin Pop | def _CompileFilter(fields, hints, qfilter): |
638 | fb0be379 | Michael Hanselmann | """Converts a query filter into a callable function.
|
639 | fb0be379 | Michael Hanselmann |
|
640 | fb0be379 | Michael Hanselmann | See L{_FilterCompilerHelper} for details.
|
641 | fb0be379 | Michael Hanselmann |
|
642 | fb0be379 | Michael Hanselmann | @rtype: callable
|
643 | fb0be379 | Michael Hanselmann |
|
644 | fb0be379 | Michael Hanselmann | """
|
645 | 2e5c33db | Iustin Pop | return _FilterCompilerHelper(fields)(hints, qfilter)
|
646 | fb0be379 | Michael Hanselmann | |
647 | fb0be379 | Michael Hanselmann | |
648 | 4ca96421 | Michael Hanselmann | class Query: |
649 | 2e5c33db | Iustin Pop | def __init__(self, fieldlist, selected, qfilter=None, namefield=None): |
650 | 4ca96421 | Michael Hanselmann | """Initializes this class.
|
651 | 4ca96421 | Michael Hanselmann |
|
652 | 4ca96421 | Michael Hanselmann | The field definition is a dictionary with the field's name as a key and a
|
653 | 4ca96421 | Michael Hanselmann | tuple containing, in order, the field definition object
|
654 | 4ca96421 | Michael Hanselmann | (L{objects.QueryFieldDefinition}, the data kind to help calling code
|
655 | 4ca96421 | Michael Hanselmann | collect data and a retrieval function. The retrieval function is called
|
656 | 4ca96421 | Michael Hanselmann | with two parameters, in order, the data container and the item in container
|
657 | 4ca96421 | Michael Hanselmann | (see L{Query.Query}).
|
658 | 4ca96421 | Michael Hanselmann |
|
659 | 4ca96421 | Michael Hanselmann | Users of this class can call L{RequestedData} before preparing the data
|
660 | 4ca96421 | Michael Hanselmann | container to determine what data is needed.
|
661 | 4ca96421 | Michael Hanselmann |
|
662 | 4ca96421 | Michael Hanselmann | @type fieldlist: dictionary
|
663 | 4ca96421 | Michael Hanselmann | @param fieldlist: Field definitions
|
664 | 4ca96421 | Michael Hanselmann | @type selected: list of strings
|
665 | 4ca96421 | Michael Hanselmann | @param selected: List of selected fields
|
666 | 4ca96421 | Michael Hanselmann |
|
667 | 4ca96421 | Michael Hanselmann | """
|
668 | fb0be379 | Michael Hanselmann | assert namefield is None or namefield in fieldlist |
669 | fb0be379 | Michael Hanselmann | |
670 | 4ca96421 | Michael Hanselmann | self._fields = _GetQueryFields(fieldlist, selected)
|
671 | 4ca96421 | Michael Hanselmann | |
672 | fb0be379 | Michael Hanselmann | self._filter_fn = None |
673 | fb0be379 | Michael Hanselmann | self._requested_names = None |
674 | fb0be379 | Michael Hanselmann | self._filter_datakinds = frozenset() |
675 | fb0be379 | Michael Hanselmann | |
676 | 2e5c33db | Iustin Pop | if qfilter is not None: |
677 | fb0be379 | Michael Hanselmann | # Collect requested names if wanted
|
678 | fb0be379 | Michael Hanselmann | if namefield:
|
679 | fb0be379 | Michael Hanselmann | hints = _FilterHints(namefield) |
680 | fb0be379 | Michael Hanselmann | else:
|
681 | fb0be379 | Michael Hanselmann | hints = None
|
682 | fb0be379 | Michael Hanselmann | |
683 | fb0be379 | Michael Hanselmann | # Build filter function
|
684 | 2e5c33db | Iustin Pop | self._filter_fn = _CompileFilter(fieldlist, hints, qfilter)
|
685 | fb0be379 | Michael Hanselmann | if hints:
|
686 | fb0be379 | Michael Hanselmann | self._requested_names = hints.RequestedNames()
|
687 | fb0be379 | Michael Hanselmann | self._filter_datakinds = hints.ReferencedData()
|
688 | fb0be379 | Michael Hanselmann | |
689 | fb0be379 | Michael Hanselmann | if namefield is None: |
690 | fb0be379 | Michael Hanselmann | self._name_fn = None |
691 | fb0be379 | Michael Hanselmann | else:
|
692 | fb0be379 | Michael Hanselmann | (_, _, _, self._name_fn) = fieldlist[namefield]
|
693 | fb0be379 | Michael Hanselmann | |
694 | fb0be379 | Michael Hanselmann | def RequestedNames(self): |
695 | fb0be379 | Michael Hanselmann | """Returns all names referenced in the filter.
|
696 | fb0be379 | Michael Hanselmann |
|
697 | fb0be379 | Michael Hanselmann | If there is no filter or operators are preventing determining the exact
|
698 | fb0be379 | Michael Hanselmann | names, C{None} is returned.
|
699 | fb0be379 | Michael Hanselmann |
|
700 | fb0be379 | Michael Hanselmann | """
|
701 | fb0be379 | Michael Hanselmann | return self._requested_names |
702 | fb0be379 | Michael Hanselmann | |
703 | 4ca96421 | Michael Hanselmann | def RequestedData(self): |
704 | 4ca96421 | Michael Hanselmann | """Gets requested kinds of data.
|
705 | 4ca96421 | Michael Hanselmann |
|
706 | 4ca96421 | Michael Hanselmann | @rtype: frozenset
|
707 | 4ca96421 | Michael Hanselmann |
|
708 | 4ca96421 | Michael Hanselmann | """
|
709 | fb0be379 | Michael Hanselmann | return (self._filter_datakinds | |
710 | fb0be379 | Michael Hanselmann | frozenset(datakind for (_, datakind, _, _) in self._fields |
711 | fb0be379 | Michael Hanselmann | if datakind is not None)) |
712 | 4ca96421 | Michael Hanselmann | |
713 | 4ca96421 | Michael Hanselmann | def GetFields(self): |
714 | 4ca96421 | Michael Hanselmann | """Returns the list of fields for this query.
|
715 | 4ca96421 | Michael Hanselmann |
|
716 | 4ca96421 | Michael Hanselmann | Includes unknown fields.
|
717 | 4ca96421 | Michael Hanselmann |
|
718 | 4ca96421 | Michael Hanselmann | @rtype: List of L{objects.QueryFieldDefinition}
|
719 | 4ca96421 | Michael Hanselmann |
|
720 | 4ca96421 | Michael Hanselmann | """
|
721 | 4ca96421 | Michael Hanselmann | return GetAllFields(self._fields) |
722 | 4ca96421 | Michael Hanselmann | |
723 | fbc263a9 | Michael Hanselmann | def Query(self, ctx, sort_by_name=True): |
724 | 4ca96421 | Michael Hanselmann | """Execute a query.
|
725 | 4ca96421 | Michael Hanselmann |
|
726 | 4ca96421 | Michael Hanselmann | @param ctx: Data container passed to field retrieval functions, must
|
727 | 4ca96421 | Michael Hanselmann | support iteration using C{__iter__}
|
728 | fbc263a9 | Michael Hanselmann | @type sort_by_name: boolean
|
729 | fbc263a9 | Michael Hanselmann | @param sort_by_name: Whether to sort by name or keep the input data's
|
730 | fbc263a9 | Michael Hanselmann | ordering
|
731 | 4ca96421 | Michael Hanselmann |
|
732 | 4ca96421 | Michael Hanselmann | """
|
733 | fbc263a9 | Michael Hanselmann | sort = (self._name_fn and sort_by_name) |
734 | fbc263a9 | Michael Hanselmann | |
735 | fb0be379 | Michael Hanselmann | result = [] |
736 | fb0be379 | Michael Hanselmann | |
737 | fb0be379 | Michael Hanselmann | for idx, item in enumerate(ctx): |
738 | fb0be379 | Michael Hanselmann | if not (self._filter_fn is None or self._filter_fn(ctx, item)): |
739 | fb0be379 | Michael Hanselmann | continue
|
740 | 4ca96421 | Michael Hanselmann | |
741 | fb0be379 | Michael Hanselmann | row = [_ProcessResult(fn(ctx, item)) for (_, _, _, fn) in self._fields] |
742 | fb0be379 | Michael Hanselmann | |
743 | fb0be379 | Michael Hanselmann | # Verify result
|
744 | fb0be379 | Michael Hanselmann | if __debug__:
|
745 | d1c3c3b3 | Iustin Pop | _VerifyResultRow(self._fields, row)
|
746 | 4ca96421 | Michael Hanselmann | |
747 | fbc263a9 | Michael Hanselmann | if sort:
|
748 | fb0be379 | Michael Hanselmann | (status, name) = _ProcessResult(self._name_fn(ctx, item))
|
749 | fb0be379 | Michael Hanselmann | assert status == constants.RS_NORMAL
|
750 | fb0be379 | Michael Hanselmann | # TODO: Are there cases where we wouldn't want to use NiceSort?
|
751 | 76b62028 | Iustin Pop | # Answer: if the name field is non-string...
|
752 | fbc263a9 | Michael Hanselmann | result.append((utils.NiceSortKey(name), idx, row)) |
753 | fb0be379 | Michael Hanselmann | else:
|
754 | fbc263a9 | Michael Hanselmann | result.append(row) |
755 | fb0be379 | Michael Hanselmann | |
756 | fbc263a9 | Michael Hanselmann | if not sort: |
757 | fbc263a9 | Michael Hanselmann | return result
|
758 | fb0be379 | Michael Hanselmann | |
759 | fb0be379 | Michael Hanselmann | # TODO: Would "heapq" be more efficient than sorting?
|
760 | fb0be379 | Michael Hanselmann | |
761 | fb0be379 | Michael Hanselmann | # Sorting in-place instead of using "sorted()"
|
762 | fb0be379 | Michael Hanselmann | result.sort() |
763 | fb0be379 | Michael Hanselmann | |
764 | fb0be379 | Michael Hanselmann | assert not result or (len(result[0]) == 3 and len(result[-1]) == 3) |
765 | fb0be379 | Michael Hanselmann | |
766 | fb0be379 | Michael Hanselmann | return map(operator.itemgetter(2), result) |
767 | 4ca96421 | Michael Hanselmann | |
768 | fbc263a9 | Michael Hanselmann | def OldStyleQuery(self, ctx, sort_by_name=True): |
769 | 4ca96421 | Michael Hanselmann | """Query with "old" query result format.
|
770 | 4ca96421 | Michael Hanselmann |
|
771 | 4ca96421 | Michael Hanselmann | See L{Query.Query} for arguments.
|
772 | 4ca96421 | Michael Hanselmann |
|
773 | 4ca96421 | Michael Hanselmann | """
|
774 | 111bf531 | Michael Hanselmann | unknown = set(fdef.name for (fdef, _, _, _) in self._fields |
775 | 111bf531 | Michael Hanselmann | if fdef.kind == QFT_UNKNOWN)
|
776 | 4ca96421 | Michael Hanselmann | if unknown:
|
777 | 4ca96421 | Michael Hanselmann | raise errors.OpPrereqError("Unknown output fields selected: %s" % |
778 | 4ca96421 | Michael Hanselmann | (utils.CommaJoin(unknown), ), |
779 | 4ca96421 | Michael Hanselmann | errors.ECODE_INVAL) |
780 | 4ca96421 | Michael Hanselmann | |
781 | 4ca96421 | Michael Hanselmann | return [[value for (_, value) in row] |
782 | fbc263a9 | Michael Hanselmann | for row in self.Query(ctx, sort_by_name=sort_by_name)] |
783 | 4ca96421 | Michael Hanselmann | |
784 | 4ca96421 | Michael Hanselmann | |
785 | e2d188cc | Iustin Pop | def _ProcessResult(value): |
786 | e2d188cc | Iustin Pop | """Converts result values into externally-visible ones.
|
787 | e2d188cc | Iustin Pop |
|
788 | e2d188cc | Iustin Pop | """
|
789 | e2d188cc | Iustin Pop | if value is _FS_UNKNOWN: |
790 | cfb084ae | René Nussbaumer | return (RS_UNKNOWN, None) |
791 | e2d188cc | Iustin Pop | elif value is _FS_NODATA: |
792 | cfb084ae | René Nussbaumer | return (RS_NODATA, None) |
793 | e2d188cc | Iustin Pop | elif value is _FS_UNAVAIL: |
794 | cfb084ae | René Nussbaumer | return (RS_UNAVAIL, None) |
795 | e2d188cc | Iustin Pop | elif value is _FS_OFFLINE: |
796 | cfb084ae | René Nussbaumer | return (RS_OFFLINE, None) |
797 | e2d188cc | Iustin Pop | else:
|
798 | cfb084ae | René Nussbaumer | return (RS_NORMAL, value)
|
799 | e2d188cc | Iustin Pop | |
800 | e2d188cc | Iustin Pop | |
801 | 4ca96421 | Michael Hanselmann | def _VerifyResultRow(fields, row): |
802 | 4ca96421 | Michael Hanselmann | """Verifies the contents of a query result row.
|
803 | 4ca96421 | Michael Hanselmann |
|
804 | 4ca96421 | Michael Hanselmann | @type fields: list
|
805 | 4ca96421 | Michael Hanselmann | @param fields: Field definitions for result
|
806 | 4ca96421 | Michael Hanselmann | @type row: list of tuples
|
807 | 4ca96421 | Michael Hanselmann | @param row: Row data
|
808 | 4ca96421 | Michael Hanselmann |
|
809 | 4ca96421 | Michael Hanselmann | """
|
810 | d1c3c3b3 | Iustin Pop | assert len(row) == len(fields) |
811 | d1c3c3b3 | Iustin Pop | errs = [] |
812 | 111bf531 | Michael Hanselmann | for ((status, value), (fdef, _, _, _)) in zip(row, fields): |
813 | cfb084ae | René Nussbaumer | if status == RS_NORMAL:
|
814 | d1c3c3b3 | Iustin Pop | if not _VERIFY_FN[fdef.kind](value): |
815 | d1c3c3b3 | Iustin Pop | errs.append("normal field %s fails validation (value is %s)" %
|
816 | d1c3c3b3 | Iustin Pop | (fdef.name, value)) |
817 | d1c3c3b3 | Iustin Pop | elif value is not None: |
818 | d1c3c3b3 | Iustin Pop | errs.append("abnormal field %s has a non-None value" % fdef.name)
|
819 | d1c3c3b3 | Iustin Pop | assert not errs, ("Failed validation: %s in row %s" % |
820 | 34598551 | Agata Murawska | (utils.CommaJoin(errs), row)) |
821 | 4ca96421 | Michael Hanselmann | |
822 | 4ca96421 | Michael Hanselmann | |
823 | 320e34df | Michael Hanselmann | def _FieldDictKey((fdef, _, flags, fn)): |
824 | 320e34df | Michael Hanselmann | """Generates key for field dictionary.
|
825 | 320e34df | Michael Hanselmann |
|
826 | 320e34df | Michael Hanselmann | """
|
827 | 320e34df | Michael Hanselmann | assert fdef.name and fdef.title, "Name and title are required" |
828 | 320e34df | Michael Hanselmann | assert FIELD_NAME_RE.match(fdef.name)
|
829 | 320e34df | Michael Hanselmann | assert TITLE_RE.match(fdef.title)
|
830 | 320e34df | Michael Hanselmann | assert (DOC_RE.match(fdef.doc) and len(fdef.doc.splitlines()) == 1 and |
831 | 320e34df | Michael Hanselmann | fdef.doc.strip() == fdef.doc), \ |
832 | 320e34df | Michael Hanselmann | "Invalid description for field '%s'" % fdef.name
|
833 | 320e34df | Michael Hanselmann | assert callable(fn) |
834 | 320e34df | Michael Hanselmann | assert (flags & ~QFF_ALL) == 0, "Unknown flags for field '%s'" % fdef.name |
835 | 320e34df | Michael Hanselmann | |
836 | 320e34df | Michael Hanselmann | return fdef.name
|
837 | 320e34df | Michael Hanselmann | |
838 | 320e34df | Michael Hanselmann | |
839 | d63bd540 | Iustin Pop | def _PrepareFieldList(fields, aliases): |
840 | 4ca96421 | Michael Hanselmann | """Prepares field list for use by L{Query}.
|
841 | 4ca96421 | Michael Hanselmann |
|
842 | 4ca96421 | Michael Hanselmann | Converts the list to a dictionary and does some verification.
|
843 | 4ca96421 | Michael Hanselmann |
|
844 | d63bd540 | Iustin Pop | @type fields: list of tuples; (L{objects.QueryFieldDefinition}, data
|
845 | d63bd540 | Iustin Pop | kind, retrieval function)
|
846 | d63bd540 | Iustin Pop | @param fields: List of fields, see L{Query.__init__} for a better
|
847 | d63bd540 | Iustin Pop | description
|
848 | d63bd540 | Iustin Pop | @type aliases: list of tuples; (alias, target)
|
849 | d63bd540 | Iustin Pop | @param aliases: list of tuples containing aliases; for each
|
850 | d63bd540 | Iustin Pop | alias/target pair, a duplicate will be created in the field list
|
851 | 4ca96421 | Michael Hanselmann | @rtype: dict
|
852 | 4ca96421 | Michael Hanselmann | @return: Field dictionary for L{Query}
|
853 | 4ca96421 | Michael Hanselmann |
|
854 | 4ca96421 | Michael Hanselmann | """
|
855 | 89ce4acc | Michael Hanselmann | if __debug__:
|
856 | 89ce4acc | Michael Hanselmann | duplicates = utils.FindDuplicates(fdef.title.lower() |
857 | 111bf531 | Michael Hanselmann | for (fdef, _, _, _) in fields) |
858 | 89ce4acc | Michael Hanselmann | assert not duplicates, "Duplicate title(s) found: %r" % duplicates |
859 | 4ca96421 | Michael Hanselmann | |
860 | 320e34df | Michael Hanselmann | result = utils.SequenceToDict(fields, key=_FieldDictKey) |
861 | 4ca96421 | Michael Hanselmann | |
862 | d63bd540 | Iustin Pop | for alias, target in aliases: |
863 | d63bd540 | Iustin Pop | assert alias not in result, "Alias %s overrides an existing field" % alias |
864 | d63bd540 | Iustin Pop | assert target in result, "Missing target %s for alias %s" % (target, alias) |
865 | 111bf531 | Michael Hanselmann | (fdef, k, flags, fn) = result[target] |
866 | d63bd540 | Iustin Pop | fdef = fdef.Copy() |
867 | d63bd540 | Iustin Pop | fdef.name = alias |
868 | 111bf531 | Michael Hanselmann | result[alias] = (fdef, k, flags, fn) |
869 | d63bd540 | Iustin Pop | |
870 | d63bd540 | Iustin Pop | assert len(result) == len(fields) + len(aliases) |
871 | 4ca96421 | Michael Hanselmann | assert compat.all(name == fdef.name
|
872 | 111bf531 | Michael Hanselmann | for (name, (fdef, _, _, _)) in result.items()) |
873 | 4ca96421 | Michael Hanselmann | |
874 | 4ca96421 | Michael Hanselmann | return result
|
875 | 4ca96421 | Michael Hanselmann | |
876 | 4ca96421 | Michael Hanselmann | |
877 | fbc263a9 | Michael Hanselmann | def GetQueryResponse(query, ctx, sort_by_name=True): |
878 | b60fcb6f | Michael Hanselmann | """Prepares the response for a query.
|
879 | b60fcb6f | Michael Hanselmann |
|
880 | b60fcb6f | Michael Hanselmann | @type query: L{Query}
|
881 | b60fcb6f | Michael Hanselmann | @param ctx: Data container, see L{Query.Query}
|
882 | fbc263a9 | Michael Hanselmann | @type sort_by_name: boolean
|
883 | fbc263a9 | Michael Hanselmann | @param sort_by_name: Whether to sort by name or keep the input data's
|
884 | fbc263a9 | Michael Hanselmann | ordering
|
885 | b60fcb6f | Michael Hanselmann |
|
886 | b60fcb6f | Michael Hanselmann | """
|
887 | fbc263a9 | Michael Hanselmann | return objects.QueryResponse(data=query.Query(ctx, sort_by_name=sort_by_name),
|
888 | b60fcb6f | Michael Hanselmann | fields=query.GetFields()).ToDict() |
889 | b60fcb6f | Michael Hanselmann | |
890 | b60fcb6f | Michael Hanselmann | |
891 | aa29e95f | Michael Hanselmann | def QueryFields(fielddefs, selected): |
892 | aa29e95f | Michael Hanselmann | """Returns list of available fields.
|
893 | aa29e95f | Michael Hanselmann |
|
894 | aa29e95f | Michael Hanselmann | @type fielddefs: dict
|
895 | aa29e95f | Michael Hanselmann | @param fielddefs: Field definitions
|
896 | aa29e95f | Michael Hanselmann | @type selected: list of strings
|
897 | aa29e95f | Michael Hanselmann | @param selected: List of selected fields
|
898 | aa29e95f | Michael Hanselmann | @return: List of L{objects.QueryFieldDefinition}
|
899 | aa29e95f | Michael Hanselmann |
|
900 | aa29e95f | Michael Hanselmann | """
|
901 | aa29e95f | Michael Hanselmann | if selected is None: |
902 | aa29e95f | Michael Hanselmann | # Client requests all fields, sort by name
|
903 | aa29e95f | Michael Hanselmann | fdefs = utils.NiceSort(GetAllFields(fielddefs.values()), |
904 | aa29e95f | Michael Hanselmann | key=operator.attrgetter("name"))
|
905 | aa29e95f | Michael Hanselmann | else:
|
906 | aa29e95f | Michael Hanselmann | # Keep order as requested by client
|
907 | aa29e95f | Michael Hanselmann | fdefs = Query(fielddefs, selected).GetFields() |
908 | aa29e95f | Michael Hanselmann | |
909 | aa29e95f | Michael Hanselmann | return objects.QueryFieldsResponse(fields=fdefs).ToDict()
|
910 | aa29e95f | Michael Hanselmann | |
911 | aa29e95f | Michael Hanselmann | |
912 | 79b2ca83 | Michael Hanselmann | def _MakeField(name, title, kind, doc): |
913 | 4ca96421 | Michael Hanselmann | """Wrapper for creating L{objects.QueryFieldDefinition} instances.
|
914 | 4ca96421 | Michael Hanselmann |
|
915 | 4ca96421 | Michael Hanselmann | @param name: Field name as a regular expression
|
916 | 4ca96421 | Michael Hanselmann | @param title: Human-readable title
|
917 | 4ca96421 | Michael Hanselmann | @param kind: Field type
|
918 | 1ae17369 | Michael Hanselmann | @param doc: Human-readable description
|
919 | 4ca96421 | Michael Hanselmann |
|
920 | 4ca96421 | Michael Hanselmann | """
|
921 | 1ae17369 | Michael Hanselmann | return objects.QueryFieldDefinition(name=name, title=title, kind=kind,
|
922 | 1ae17369 | Michael Hanselmann | doc=doc) |
923 | 8235fe04 | Michael Hanselmann | |
924 | 8235fe04 | Michael Hanselmann | |
925 | dff5f600 | Michael Hanselmann | def _StaticValueInner(value, ctx, _): # pylint: disable=W0613 |
926 | dff5f600 | Michael Hanselmann | """Returns a static value.
|
927 | dff5f600 | Michael Hanselmann |
|
928 | dff5f600 | Michael Hanselmann | """
|
929 | dff5f600 | Michael Hanselmann | return value
|
930 | dff5f600 | Michael Hanselmann | |
931 | dff5f600 | Michael Hanselmann | |
932 | dff5f600 | Michael Hanselmann | def _StaticValue(value): |
933 | dff5f600 | Michael Hanselmann | """Prepares a function to return a static value.
|
934 | dff5f600 | Michael Hanselmann |
|
935 | dff5f600 | Michael Hanselmann | """
|
936 | dff5f600 | Michael Hanselmann | return compat.partial(_StaticValueInner, value)
|
937 | dff5f600 | Michael Hanselmann | |
938 | dff5f600 | Michael Hanselmann | |
939 | 8235fe04 | Michael Hanselmann | def _GetNodeRole(node, master_name): |
940 | 8235fe04 | Michael Hanselmann | """Determine node role.
|
941 | 8235fe04 | Michael Hanselmann |
|
942 | 8235fe04 | Michael Hanselmann | @type node: L{objects.Node}
|
943 | 8235fe04 | Michael Hanselmann | @param node: Node object
|
944 | 8235fe04 | Michael Hanselmann | @type master_name: string
|
945 | 8235fe04 | Michael Hanselmann | @param master_name: Master node name
|
946 | 8235fe04 | Michael Hanselmann |
|
947 | 8235fe04 | Michael Hanselmann | """
|
948 | 8235fe04 | Michael Hanselmann | if node.name == master_name:
|
949 | 1e28e3b8 | Michael Hanselmann | return constants.NR_MASTER
|
950 | 8235fe04 | Michael Hanselmann | elif node.master_candidate:
|
951 | 1e28e3b8 | Michael Hanselmann | return constants.NR_MCANDIDATE
|
952 | 8235fe04 | Michael Hanselmann | elif node.drained:
|
953 | 1e28e3b8 | Michael Hanselmann | return constants.NR_DRAINED
|
954 | 8235fe04 | Michael Hanselmann | elif node.offline:
|
955 | 1e28e3b8 | Michael Hanselmann | return constants.NR_OFFLINE
|
956 | 8235fe04 | Michael Hanselmann | else:
|
957 | 1e28e3b8 | Michael Hanselmann | return constants.NR_REGULAR
|
958 | 8235fe04 | Michael Hanselmann | |
959 | 8235fe04 | Michael Hanselmann | |
960 | 8235fe04 | Michael Hanselmann | def _GetItemAttr(attr): |
961 | 8235fe04 | Michael Hanselmann | """Returns a field function to return an attribute of the item.
|
962 | 8235fe04 | Michael Hanselmann |
|
963 | 8235fe04 | Michael Hanselmann | @param attr: Attribute name
|
964 | 8235fe04 | Michael Hanselmann |
|
965 | 8235fe04 | Michael Hanselmann | """
|
966 | 8235fe04 | Michael Hanselmann | getter = operator.attrgetter(attr) |
967 | e2d188cc | Iustin Pop | return lambda _, item: getter(item) |
968 | 8235fe04 | Michael Hanselmann | |
969 | 8235fe04 | Michael Hanselmann | |
970 | 8930b0f0 | Iustin Pop | def _GetNDParam(name): |
971 | 8930b0f0 | Iustin Pop | """Return a field function to return an ND parameter out of the context.
|
972 | 8930b0f0 | Iustin Pop |
|
973 | 8930b0f0 | Iustin Pop | """
|
974 | 8930b0f0 | Iustin Pop | def _helper(ctx, _): |
975 | 8930b0f0 | Iustin Pop | if ctx.ndparams is None: |
976 | 8930b0f0 | Iustin Pop | return _FS_UNAVAIL
|
977 | 8930b0f0 | Iustin Pop | else:
|
978 | 8930b0f0 | Iustin Pop | return ctx.ndparams.get(name, None) |
979 | 8930b0f0 | Iustin Pop | return _helper
|
980 | 8930b0f0 | Iustin Pop | |
981 | 8930b0f0 | Iustin Pop | |
982 | 8930b0f0 | Iustin Pop | def _BuildNDFields(is_group): |
983 | 8930b0f0 | Iustin Pop | """Builds all the ndparam fields.
|
984 | 8930b0f0 | Iustin Pop |
|
985 | 8930b0f0 | Iustin Pop | @param is_group: whether this is called at group or node level
|
986 | 8930b0f0 | Iustin Pop |
|
987 | 8930b0f0 | Iustin Pop | """
|
988 | 8930b0f0 | Iustin Pop | if is_group:
|
989 | 8930b0f0 | Iustin Pop | field_kind = GQ_CONFIG |
990 | 8930b0f0 | Iustin Pop | else:
|
991 | 8930b0f0 | Iustin Pop | field_kind = NQ_GROUP |
992 | a6c7e2a2 | Iustin Pop | return [(_MakeField("ndp/%s" % name, |
993 | a6c7e2a2 | Iustin Pop | constants.NDS_PARAMETER_TITLES.get(name, |
994 | a6c7e2a2 | Iustin Pop | "ndp/%s" % name),
|
995 | 8930b0f0 | Iustin Pop | _VTToQFT[kind], "The \"%s\" node parameter" % name),
|
996 | 8930b0f0 | Iustin Pop | field_kind, 0, _GetNDParam(name))
|
997 | 8930b0f0 | Iustin Pop | for name, kind in constants.NDS_PARAMETER_TYPES.items()] |
998 | 8930b0f0 | Iustin Pop | |
999 | 8930b0f0 | Iustin Pop | |
1000 | 425e5bf0 | Michael Hanselmann | def _ConvWrapInner(convert, fn, ctx, item): |
1001 | 425e5bf0 | Michael Hanselmann | """Wrapper for converting values.
|
1002 | 425e5bf0 | Michael Hanselmann |
|
1003 | 425e5bf0 | Michael Hanselmann | @param convert: Conversion function receiving value as single parameter
|
1004 | 425e5bf0 | Michael Hanselmann | @param fn: Retrieval function
|
1005 | 425e5bf0 | Michael Hanselmann |
|
1006 | 425e5bf0 | Michael Hanselmann | """
|
1007 | 425e5bf0 | Michael Hanselmann | value = fn(ctx, item) |
1008 | 425e5bf0 | Michael Hanselmann | |
1009 | 425e5bf0 | Michael Hanselmann | # Is the value an abnormal status?
|
1010 | 425e5bf0 | Michael Hanselmann | if compat.any(value is fs for fs in _FS_ALL): |
1011 | 425e5bf0 | Michael Hanselmann | # Return right away
|
1012 | 425e5bf0 | Michael Hanselmann | return value
|
1013 | 425e5bf0 | Michael Hanselmann | |
1014 | 425e5bf0 | Michael Hanselmann | # TODO: Should conversion function also receive context, item or both?
|
1015 | 425e5bf0 | Michael Hanselmann | return convert(value)
|
1016 | 425e5bf0 | Michael Hanselmann | |
1017 | 425e5bf0 | Michael Hanselmann | |
1018 | 425e5bf0 | Michael Hanselmann | def _ConvWrap(convert, fn): |
1019 | 425e5bf0 | Michael Hanselmann | """Convenience wrapper for L{_ConvWrapInner}.
|
1020 | 425e5bf0 | Michael Hanselmann |
|
1021 | 425e5bf0 | Michael Hanselmann | @param convert: Conversion function receiving value as single parameter
|
1022 | 425e5bf0 | Michael Hanselmann | @param fn: Retrieval function
|
1023 | 425e5bf0 | Michael Hanselmann |
|
1024 | 425e5bf0 | Michael Hanselmann | """
|
1025 | 425e5bf0 | Michael Hanselmann | return compat.partial(_ConvWrapInner, convert, fn)
|
1026 | 425e5bf0 | Michael Hanselmann | |
1027 | 425e5bf0 | Michael Hanselmann | |
1028 | 145bea54 | Michael Hanselmann | def _GetItemTimestamp(getter): |
1029 | 145bea54 | Michael Hanselmann | """Returns function for getting timestamp of item.
|
1030 | 145bea54 | Michael Hanselmann |
|
1031 | 145bea54 | Michael Hanselmann | @type getter: callable
|
1032 | 145bea54 | Michael Hanselmann | @param getter: Function to retrieve timestamp attribute
|
1033 | 145bea54 | Michael Hanselmann |
|
1034 | 145bea54 | Michael Hanselmann | """
|
1035 | 145bea54 | Michael Hanselmann | def fn(_, item): |
1036 | 145bea54 | Michael Hanselmann | """Returns a timestamp of item.
|
1037 | 145bea54 | Michael Hanselmann |
|
1038 | 145bea54 | Michael Hanselmann | """
|
1039 | 145bea54 | Michael Hanselmann | timestamp = getter(item) |
1040 | 145bea54 | Michael Hanselmann | if timestamp is None: |
1041 | 145bea54 | Michael Hanselmann | # Old configs might not have all timestamps
|
1042 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1043 | 145bea54 | Michael Hanselmann | else:
|
1044 | e2d188cc | Iustin Pop | return timestamp
|
1045 | 145bea54 | Michael Hanselmann | |
1046 | 145bea54 | Michael Hanselmann | return fn
|
1047 | 145bea54 | Michael Hanselmann | |
1048 | 145bea54 | Michael Hanselmann | |
1049 | 145bea54 | Michael Hanselmann | def _GetItemTimestampFields(datatype): |
1050 | 145bea54 | Michael Hanselmann | """Returns common timestamp fields.
|
1051 | 145bea54 | Michael Hanselmann |
|
1052 | 145bea54 | Michael Hanselmann | @param datatype: Field data type for use by L{Query.RequestedData}
|
1053 | 145bea54 | Michael Hanselmann |
|
1054 | 145bea54 | Michael Hanselmann | """
|
1055 | 145bea54 | Michael Hanselmann | return [
|
1056 | 79b2ca83 | Michael Hanselmann | (_MakeField("ctime", "CTime", QFT_TIMESTAMP, "Creation timestamp"), |
1057 | 111bf531 | Michael Hanselmann | datatype, 0, _GetItemTimestamp(operator.attrgetter("ctime"))), |
1058 | 79b2ca83 | Michael Hanselmann | (_MakeField("mtime", "MTime", QFT_TIMESTAMP, "Modification timestamp"), |
1059 | 111bf531 | Michael Hanselmann | datatype, 0, _GetItemTimestamp(operator.attrgetter("mtime"))), |
1060 | 145bea54 | Michael Hanselmann | ] |
1061 | 145bea54 | Michael Hanselmann | |
1062 | 145bea54 | Michael Hanselmann | |
1063 | 8235fe04 | Michael Hanselmann | class NodeQueryData: |
1064 | 8235fe04 | Michael Hanselmann | """Data container for node data queries.
|
1065 | 8235fe04 | Michael Hanselmann |
|
1066 | 8235fe04 | Michael Hanselmann | """
|
1067 | 8235fe04 | Michael Hanselmann | def __init__(self, nodes, live_data, master_name, node_to_primary, |
1068 | 8572f1fe | René Nussbaumer | node_to_secondary, groups, oob_support, cluster): |
1069 | 8235fe04 | Michael Hanselmann | """Initializes this class.
|
1070 | 8235fe04 | Michael Hanselmann |
|
1071 | 8235fe04 | Michael Hanselmann | """
|
1072 | 8235fe04 | Michael Hanselmann | self.nodes = nodes
|
1073 | 8235fe04 | Michael Hanselmann | self.live_data = live_data
|
1074 | 8235fe04 | Michael Hanselmann | self.master_name = master_name
|
1075 | 8235fe04 | Michael Hanselmann | self.node_to_primary = node_to_primary
|
1076 | 8235fe04 | Michael Hanselmann | self.node_to_secondary = node_to_secondary
|
1077 | 8235fe04 | Michael Hanselmann | self.groups = groups
|
1078 | 52b5d286 | René Nussbaumer | self.oob_support = oob_support
|
1079 | 8572f1fe | René Nussbaumer | self.cluster = cluster
|
1080 | 8235fe04 | Michael Hanselmann | |
1081 | 8235fe04 | Michael Hanselmann | # Used for individual rows
|
1082 | 8235fe04 | Michael Hanselmann | self.curlive_data = None |
1083 | 8930b0f0 | Iustin Pop | self.ndparams = None |
1084 | 8235fe04 | Michael Hanselmann | |
1085 | 8235fe04 | Michael Hanselmann | def __iter__(self): |
1086 | 8235fe04 | Michael Hanselmann | """Iterate over all nodes.
|
1087 | 8235fe04 | Michael Hanselmann |
|
1088 | 8235fe04 | Michael Hanselmann | This function has side-effects and only one instance of the resulting
|
1089 | 8235fe04 | Michael Hanselmann | generator should be used at a time.
|
1090 | 8235fe04 | Michael Hanselmann |
|
1091 | 8235fe04 | Michael Hanselmann | """
|
1092 | 8235fe04 | Michael Hanselmann | for node in self.nodes: |
1093 | 8930b0f0 | Iustin Pop | group = self.groups.get(node.group, None) |
1094 | 8930b0f0 | Iustin Pop | if group is None: |
1095 | 8930b0f0 | Iustin Pop | self.ndparams = None |
1096 | 8930b0f0 | Iustin Pop | else:
|
1097 | 8930b0f0 | Iustin Pop | self.ndparams = self.cluster.FillND(node, group) |
1098 | 8235fe04 | Michael Hanselmann | if self.live_data: |
1099 | 8235fe04 | Michael Hanselmann | self.curlive_data = self.live_data.get(node.name, None) |
1100 | 8235fe04 | Michael Hanselmann | else:
|
1101 | 8235fe04 | Michael Hanselmann | self.curlive_data = None |
1102 | 8235fe04 | Michael Hanselmann | yield node
|
1103 | 8235fe04 | Michael Hanselmann | |
1104 | 8235fe04 | Michael Hanselmann | |
1105 | 8235fe04 | Michael Hanselmann | #: Fields that are direct attributes of an L{objects.Node} object
|
1106 | 8235fe04 | Michael Hanselmann | _NODE_SIMPLE_FIELDS = { |
1107 | 111bf531 | Michael Hanselmann | "drained": ("Drained", QFT_BOOL, 0, "Whether node is drained"), |
1108 | 111bf531 | Michael Hanselmann | "master_candidate": ("MasterC", QFT_BOOL, 0, |
1109 | 79b2ca83 | Michael Hanselmann | "Whether node is a master candidate"),
|
1110 | 111bf531 | Michael Hanselmann | "master_capable": ("MasterCapable", QFT_BOOL, 0, |
1111 | 79b2ca83 | Michael Hanselmann | "Whether node can become a master candidate"),
|
1112 | 111bf531 | Michael Hanselmann | "name": ("Node", QFT_TEXT, QFF_HOSTNAME, "Node name"), |
1113 | 111bf531 | Michael Hanselmann | "offline": ("Offline", QFT_BOOL, 0, "Whether node is marked offline"), |
1114 | 111bf531 | Michael Hanselmann | "serial_no": ("SerialNo", QFT_NUMBER, 0, _SERIAL_NO_DOC % "Node"), |
1115 | 111bf531 | Michael Hanselmann | "uuid": ("UUID", QFT_TEXT, 0, "Node UUID"), |
1116 | 111bf531 | Michael Hanselmann | "vm_capable": ("VMCapable", QFT_BOOL, 0, "Whether node can host instances"), |
1117 | 8235fe04 | Michael Hanselmann | } |
1118 | 8235fe04 | Michael Hanselmann | |
1119 | 8235fe04 | Michael Hanselmann | |
1120 | 8235fe04 | Michael Hanselmann | #: Fields requiring talking to the node
|
1121 | effab4ca | Iustin Pop | # Note that none of these are available for non-vm_capable nodes
|
1122 | 8235fe04 | Michael Hanselmann | _NODE_LIVE_FIELDS = { |
1123 | 79b2ca83 | Michael Hanselmann | "bootid": ("BootID", QFT_TEXT, "bootid", |
1124 | 79b2ca83 | Michael Hanselmann | "Random UUID renewed for each system reboot, can be used"
|
1125 | 79b2ca83 | Michael Hanselmann | " for detecting reboots by tracking changes"),
|
1126 | 79b2ca83 | Michael Hanselmann | "cnodes": ("CNodes", QFT_NUMBER, "cpu_nodes", |
1127 | 79b2ca83 | Michael Hanselmann | "Number of NUMA domains on node (if exported by hypervisor)"),
|
1128 | 79b2ca83 | Michael Hanselmann | "csockets": ("CSockets", QFT_NUMBER, "cpu_sockets", |
1129 | 79b2ca83 | Michael Hanselmann | "Number of physical CPU sockets (if exported by hypervisor)"),
|
1130 | 79b2ca83 | Michael Hanselmann | "ctotal": ("CTotal", QFT_NUMBER, "cpu_total", "Number of logical processors"), |
1131 | 79b2ca83 | Michael Hanselmann | "dfree": ("DFree", QFT_UNIT, "vg_free", |
1132 | 79b2ca83 | Michael Hanselmann | "Available disk space in volume group"),
|
1133 | 79b2ca83 | Michael Hanselmann | "dtotal": ("DTotal", QFT_UNIT, "vg_size", |
1134 | 79b2ca83 | Michael Hanselmann | "Total disk space in volume group used for instance disk"
|
1135 | 79b2ca83 | Michael Hanselmann | " allocation"),
|
1136 | 79b2ca83 | Michael Hanselmann | "mfree": ("MFree", QFT_UNIT, "memory_free", |
1137 | 79b2ca83 | Michael Hanselmann | "Memory available for instance allocations"),
|
1138 | 79b2ca83 | Michael Hanselmann | "mnode": ("MNode", QFT_UNIT, "memory_dom0", |
1139 | 79b2ca83 | Michael Hanselmann | "Amount of memory used by node (dom0 for Xen)"),
|
1140 | 79b2ca83 | Michael Hanselmann | "mtotal": ("MTotal", QFT_UNIT, "memory_total", |
1141 | 79b2ca83 | Michael Hanselmann | "Total amount of memory of physical machine"),
|
1142 | 8235fe04 | Michael Hanselmann | } |
1143 | 8235fe04 | Michael Hanselmann | |
1144 | 8235fe04 | Michael Hanselmann | |
1145 | 8572f1fe | René Nussbaumer | def _GetGroup(cb): |
1146 | 8572f1fe | René Nussbaumer | """Build function for calling another function with an node group.
|
1147 | 8572f1fe | René Nussbaumer |
|
1148 | 8572f1fe | René Nussbaumer | @param cb: The callback to be called with the nodegroup
|
1149 | 8572f1fe | René Nussbaumer |
|
1150 | 8572f1fe | René Nussbaumer | """
|
1151 | 8572f1fe | René Nussbaumer | def fn(ctx, node): |
1152 | 8572f1fe | René Nussbaumer | """Get group data for a node.
|
1153 | 8572f1fe | René Nussbaumer |
|
1154 | 8572f1fe | René Nussbaumer | @type ctx: L{NodeQueryData}
|
1155 | 8572f1fe | René Nussbaumer | @type inst: L{objects.Node}
|
1156 | 8572f1fe | René Nussbaumer | @param inst: Node object
|
1157 | 8572f1fe | René Nussbaumer |
|
1158 | 8572f1fe | René Nussbaumer | """
|
1159 | 8572f1fe | René Nussbaumer | ng = ctx.groups.get(node.group, None)
|
1160 | 8572f1fe | René Nussbaumer | if ng is None: |
1161 | 8572f1fe | René Nussbaumer | # Nodes always have a group, or the configuration is corrupt
|
1162 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1163 | 8572f1fe | René Nussbaumer | |
1164 | 8572f1fe | René Nussbaumer | return cb(ctx, node, ng)
|
1165 | 8572f1fe | René Nussbaumer | |
1166 | 8572f1fe | René Nussbaumer | return fn
|
1167 | 8572f1fe | René Nussbaumer | |
1168 | 8572f1fe | René Nussbaumer | |
1169 | b459a848 | Andrea Spadaccini | def _GetNodeGroup(ctx, node, ng): # pylint: disable=W0613 |
1170 | 8235fe04 | Michael Hanselmann | """Returns the name of a node's group.
|
1171 | 8235fe04 | Michael Hanselmann |
|
1172 | 8235fe04 | Michael Hanselmann | @type ctx: L{NodeQueryData}
|
1173 | 8235fe04 | Michael Hanselmann | @type node: L{objects.Node}
|
1174 | 8235fe04 | Michael Hanselmann | @param node: Node object
|
1175 | 8572f1fe | René Nussbaumer | @type ng: L{objects.NodeGroup}
|
1176 | 8572f1fe | René Nussbaumer | @param ng: The node group this node belongs to
|
1177 | 8235fe04 | Michael Hanselmann |
|
1178 | 8235fe04 | Michael Hanselmann | """
|
1179 | e2d188cc | Iustin Pop | return ng.name
|
1180 | 8235fe04 | Michael Hanselmann | |
1181 | 8235fe04 | Michael Hanselmann | |
1182 | 52b5d286 | René Nussbaumer | def _GetNodePower(ctx, node): |
1183 | 52b5d286 | René Nussbaumer | """Returns the node powered state
|
1184 | 52b5d286 | René Nussbaumer |
|
1185 | 52b5d286 | René Nussbaumer | @type ctx: L{NodeQueryData}
|
1186 | 52b5d286 | René Nussbaumer | @type node: L{objects.Node}
|
1187 | 52b5d286 | René Nussbaumer | @param node: Node object
|
1188 | 52b5d286 | René Nussbaumer |
|
1189 | 52b5d286 | René Nussbaumer | """
|
1190 | 52b5d286 | René Nussbaumer | if ctx.oob_support[node.name]:
|
1191 | e2d188cc | Iustin Pop | return node.powered
|
1192 | 52b5d286 | René Nussbaumer | |
1193 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1194 | 52b5d286 | René Nussbaumer | |
1195 | 52b5d286 | René Nussbaumer | |
1196 | 8572f1fe | René Nussbaumer | def _GetNdParams(ctx, node, ng): |
1197 | 8572f1fe | René Nussbaumer | """Returns the ndparams for this node.
|
1198 | 8572f1fe | René Nussbaumer |
|
1199 | 8572f1fe | René Nussbaumer | @type ctx: L{NodeQueryData}
|
1200 | 8572f1fe | René Nussbaumer | @type node: L{objects.Node}
|
1201 | 8572f1fe | René Nussbaumer | @param node: Node object
|
1202 | 8572f1fe | René Nussbaumer | @type ng: L{objects.NodeGroup}
|
1203 | 8572f1fe | René Nussbaumer | @param ng: The node group this node belongs to
|
1204 | 8572f1fe | René Nussbaumer |
|
1205 | 8572f1fe | René Nussbaumer | """
|
1206 | e2d188cc | Iustin Pop | return ctx.cluster.SimpleFillND(ng.FillND(node))
|
1207 | 8572f1fe | René Nussbaumer | |
1208 | 8572f1fe | René Nussbaumer | |
1209 | a6070ef7 | Michael Hanselmann | def _GetLiveNodeField(field, kind, ctx, node): |
1210 | 8235fe04 | Michael Hanselmann | """Gets the value of a "live" field from L{NodeQueryData}.
|
1211 | 8235fe04 | Michael Hanselmann |
|
1212 | 8235fe04 | Michael Hanselmann | @param field: Live field name
|
1213 | 8235fe04 | Michael Hanselmann | @param kind: Data kind, one of L{constants.QFT_ALL}
|
1214 | 8235fe04 | Michael Hanselmann | @type ctx: L{NodeQueryData}
|
1215 | a6070ef7 | Michael Hanselmann | @type node: L{objects.Node}
|
1216 | a6070ef7 | Michael Hanselmann | @param node: Node object
|
1217 | 8235fe04 | Michael Hanselmann |
|
1218 | 8235fe04 | Michael Hanselmann | """
|
1219 | a6070ef7 | Michael Hanselmann | if node.offline:
|
1220 | e2d188cc | Iustin Pop | return _FS_OFFLINE
|
1221 | a6070ef7 | Michael Hanselmann | |
1222 | effab4ca | Iustin Pop | if not node.vm_capable: |
1223 | effab4ca | Iustin Pop | return _FS_UNAVAIL
|
1224 | effab4ca | Iustin Pop | |
1225 | 8235fe04 | Michael Hanselmann | if not ctx.curlive_data: |
1226 | e2d188cc | Iustin Pop | return _FS_NODATA
|
1227 | 8235fe04 | Michael Hanselmann | |
1228 | 8235fe04 | Michael Hanselmann | try:
|
1229 | 8235fe04 | Michael Hanselmann | value = ctx.curlive_data[field] |
1230 | 8235fe04 | Michael Hanselmann | except KeyError: |
1231 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1232 | 8235fe04 | Michael Hanselmann | |
1233 | 82599b3e | Iustin Pop | if kind == QFT_TEXT:
|
1234 | e2d188cc | Iustin Pop | return value
|
1235 | 8235fe04 | Michael Hanselmann | |
1236 | 82599b3e | Iustin Pop | assert kind in (QFT_NUMBER, QFT_UNIT) |
1237 | 8235fe04 | Michael Hanselmann | |
1238 | 8235fe04 | Michael Hanselmann | # Try to convert into number
|
1239 | 8235fe04 | Michael Hanselmann | try:
|
1240 | e2d188cc | Iustin Pop | return int(value) |
1241 | 8235fe04 | Michael Hanselmann | except (ValueError, TypeError): |
1242 | 8235fe04 | Michael Hanselmann | logging.exception("Failed to convert node field '%s' (value %r) to int",
|
1243 | 8235fe04 | Michael Hanselmann | value, field) |
1244 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1245 | 8235fe04 | Michael Hanselmann | |
1246 | 8235fe04 | Michael Hanselmann | |
1247 | 54ac87c0 | Michael Hanselmann | def _GetNodeHvState(_, node): |
1248 | 54ac87c0 | Michael Hanselmann | """Converts node's hypervisor state for query result.
|
1249 | 54ac87c0 | Michael Hanselmann |
|
1250 | 54ac87c0 | Michael Hanselmann | """
|
1251 | 54ac87c0 | Michael Hanselmann | hv_state = node.hv_state |
1252 | 54ac87c0 | Michael Hanselmann | |
1253 | 54ac87c0 | Michael Hanselmann | if hv_state is None: |
1254 | 54ac87c0 | Michael Hanselmann | return _FS_UNAVAIL
|
1255 | 54ac87c0 | Michael Hanselmann | |
1256 | 54ac87c0 | Michael Hanselmann | return dict((name, value.ToDict()) for (name, value) in hv_state.items()) |
1257 | 54ac87c0 | Michael Hanselmann | |
1258 | 54ac87c0 | Michael Hanselmann | |
1259 | 54ac87c0 | Michael Hanselmann | def _GetNodeDiskState(_, node): |
1260 | 54ac87c0 | Michael Hanselmann | """Converts node's disk state for query result.
|
1261 | 54ac87c0 | Michael Hanselmann |
|
1262 | 54ac87c0 | Michael Hanselmann | """
|
1263 | 54ac87c0 | Michael Hanselmann | disk_state = node.disk_state |
1264 | 54ac87c0 | Michael Hanselmann | |
1265 | 54ac87c0 | Michael Hanselmann | if disk_state is None: |
1266 | 54ac87c0 | Michael Hanselmann | return _FS_UNAVAIL
|
1267 | 54ac87c0 | Michael Hanselmann | |
1268 | 54ac87c0 | Michael Hanselmann | return dict((disk_kind, dict((name, value.ToDict()) |
1269 | 54ac87c0 | Michael Hanselmann | for (name, value) in kind_state.items())) |
1270 | 54ac87c0 | Michael Hanselmann | for (disk_kind, kind_state) in disk_state.items()) |
1271 | 54ac87c0 | Michael Hanselmann | |
1272 | 54ac87c0 | Michael Hanselmann | |
1273 | 8235fe04 | Michael Hanselmann | def _BuildNodeFields(): |
1274 | 8235fe04 | Michael Hanselmann | """Builds list of fields for node queries.
|
1275 | 8235fe04 | Michael Hanselmann |
|
1276 | 8235fe04 | Michael Hanselmann | """
|
1277 | 8235fe04 | Michael Hanselmann | fields = [ |
1278 | 79b2ca83 | Michael Hanselmann | (_MakeField("pip", "PrimaryIP", QFT_TEXT, "Primary IP address"), |
1279 | 111bf531 | Michael Hanselmann | NQ_CONFIG, 0, _GetItemAttr("primary_ip")), |
1280 | 79b2ca83 | Michael Hanselmann | (_MakeField("sip", "SecondaryIP", QFT_TEXT, "Secondary IP address"), |
1281 | 111bf531 | Michael Hanselmann | NQ_CONFIG, 0, _GetItemAttr("secondary_ip")), |
1282 | 111bf531 | Michael Hanselmann | (_MakeField("tags", "Tags", QFT_OTHER, "Tags"), NQ_CONFIG, 0, |
1283 | e2d188cc | Iustin Pop | lambda ctx, node: list(node.GetTags())), |
1284 | 79b2ca83 | Michael Hanselmann | (_MakeField("master", "IsMaster", QFT_BOOL, "Whether node is master"), |
1285 | 111bf531 | Michael Hanselmann | NQ_CONFIG, 0, lambda ctx, node: node.name == ctx.master_name), |
1286 | 111bf531 | Michael Hanselmann | (_MakeField("group", "Group", QFT_TEXT, "Node group"), NQ_GROUP, 0, |
1287 | 8572f1fe | René Nussbaumer | _GetGroup(_GetNodeGroup)), |
1288 | 79b2ca83 | Michael Hanselmann | (_MakeField("group.uuid", "GroupUUID", QFT_TEXT, "UUID of node group"), |
1289 | 111bf531 | Michael Hanselmann | NQ_CONFIG, 0, _GetItemAttr("group")), |
1290 | 79b2ca83 | Michael Hanselmann | (_MakeField("powered", "Powered", QFT_BOOL, |
1291 | 79b2ca83 | Michael Hanselmann | "Whether node is thought to be powered on"),
|
1292 | 111bf531 | Michael Hanselmann | NQ_OOB, 0, _GetNodePower),
|
1293 | 79b2ca83 | Michael Hanselmann | (_MakeField("ndparams", "NodeParameters", QFT_OTHER, |
1294 | 79b2ca83 | Michael Hanselmann | "Merged node parameters"),
|
1295 | 111bf531 | Michael Hanselmann | NQ_GROUP, 0, _GetGroup(_GetNdParams)),
|
1296 | 79b2ca83 | Michael Hanselmann | (_MakeField("custom_ndparams", "CustomNodeParameters", QFT_OTHER, |
1297 | 79b2ca83 | Michael Hanselmann | "Custom node parameters"),
|
1298 | 111bf531 | Michael Hanselmann | NQ_GROUP, 0, _GetItemAttr("ndparams")), |
1299 | 54ac87c0 | Michael Hanselmann | (_MakeField("hv_state", "HypervisorState", QFT_OTHER, "Hypervisor state"), |
1300 | 54ac87c0 | Michael Hanselmann | NQ_CONFIG, 0, _GetNodeHvState),
|
1301 | 54ac87c0 | Michael Hanselmann | (_MakeField("disk_state", "DiskState", QFT_OTHER, "Disk state"), |
1302 | 54ac87c0 | Michael Hanselmann | NQ_CONFIG, 0, _GetNodeDiskState),
|
1303 | 8235fe04 | Michael Hanselmann | ] |
1304 | 8235fe04 | Michael Hanselmann | |
1305 | 8930b0f0 | Iustin Pop | fields.extend(_BuildNDFields(False))
|
1306 | 8930b0f0 | Iustin Pop | |
1307 | 79b2ca83 | Michael Hanselmann | # Node role
|
1308 | 79b2ca83 | Michael Hanselmann | role_values = (constants.NR_MASTER, constants.NR_MCANDIDATE, |
1309 | 79b2ca83 | Michael Hanselmann | constants.NR_REGULAR, constants.NR_DRAINED, |
1310 | 79b2ca83 | Michael Hanselmann | constants.NR_OFFLINE) |
1311 | 79b2ca83 | Michael Hanselmann | role_doc = ("Node role; \"%s\" for master, \"%s\" for master candidate,"
|
1312 | a9310b2f | Iustin Pop | " \"%s\" for regular, \"%s\" for drained, \"%s\" for offline" %
|
1313 | 79b2ca83 | Michael Hanselmann | role_values) |
1314 | 111bf531 | Michael Hanselmann | fields.append((_MakeField("role", "Role", QFT_TEXT, role_doc), NQ_CONFIG, 0, |
1315 | 79b2ca83 | Michael Hanselmann | lambda ctx, node: _GetNodeRole(node, ctx.master_name)))
|
1316 | 79b2ca83 | Michael Hanselmann | assert set(role_values) == constants.NR_ALL |
1317 | 79b2ca83 | Michael Hanselmann | |
1318 | 8235fe04 | Michael Hanselmann | def _GetLength(getter): |
1319 | e2d188cc | Iustin Pop | return lambda ctx, node: len(getter(ctx)[node.name]) |
1320 | 8235fe04 | Michael Hanselmann | |
1321 | 8235fe04 | Michael Hanselmann | def _GetList(getter): |
1322 | e2d188cc | Iustin Pop | return lambda ctx, node: list(getter(ctx)[node.name]) |
1323 | 8235fe04 | Michael Hanselmann | |
1324 | 8235fe04 | Michael Hanselmann | # Add fields operating on instance lists
|
1325 | 79b2ca83 | Michael Hanselmann | for prefix, titleprefix, docword, getter in \ |
1326 | 79b2ca83 | Michael Hanselmann | [("p", "Pri", "primary", operator.attrgetter("node_to_primary")), |
1327 | 79b2ca83 | Michael Hanselmann | ("s", "Sec", "secondary", operator.attrgetter("node_to_secondary"))]: |
1328 | 111bf531 | Michael Hanselmann | # TODO: Allow filterting by hostname in list
|
1329 | 8235fe04 | Michael Hanselmann | fields.extend([ |
1330 | 79b2ca83 | Michael Hanselmann | (_MakeField("%sinst_cnt" % prefix, "%sinst" % prefix.upper(), QFT_NUMBER, |
1331 | 79b2ca83 | Michael Hanselmann | "Number of instances with this node as %s" % docword),
|
1332 | 111bf531 | Michael Hanselmann | NQ_INST, 0, _GetLength(getter)),
|
1333 | 8235fe04 | Michael Hanselmann | (_MakeField("%sinst_list" % prefix, "%sInstances" % titleprefix, |
1334 | 79b2ca83 | Michael Hanselmann | QFT_OTHER, |
1335 | 79b2ca83 | Michael Hanselmann | "List of instances with this node as %s" % docword),
|
1336 | 111bf531 | Michael Hanselmann | NQ_INST, 0, _GetList(getter)),
|
1337 | 8235fe04 | Michael Hanselmann | ]) |
1338 | 8235fe04 | Michael Hanselmann | |
1339 | 8235fe04 | Michael Hanselmann | # Add simple fields
|
1340 | 111bf531 | Michael Hanselmann | fields.extend([ |
1341 | 111bf531 | Michael Hanselmann | (_MakeField(name, title, kind, doc), NQ_CONFIG, flags, _GetItemAttr(name)) |
1342 | 111bf531 | Michael Hanselmann | for (name, (title, kind, flags, doc)) in _NODE_SIMPLE_FIELDS.items() |
1343 | 111bf531 | Michael Hanselmann | ]) |
1344 | 8235fe04 | Michael Hanselmann | |
1345 | 8235fe04 | Michael Hanselmann | # Add fields requiring live data
|
1346 | 8235fe04 | Michael Hanselmann | fields.extend([ |
1347 | 111bf531 | Michael Hanselmann | (_MakeField(name, title, kind, doc), NQ_LIVE, 0,
|
1348 | 8235fe04 | Michael Hanselmann | compat.partial(_GetLiveNodeField, nfield, kind)) |
1349 | 79b2ca83 | Michael Hanselmann | for (name, (title, kind, nfield, doc)) in _NODE_LIVE_FIELDS.items() |
1350 | 8235fe04 | Michael Hanselmann | ]) |
1351 | 8235fe04 | Michael Hanselmann | |
1352 | 145bea54 | Michael Hanselmann | # Add timestamps
|
1353 | 145bea54 | Michael Hanselmann | fields.extend(_GetItemTimestampFields(NQ_CONFIG)) |
1354 | 145bea54 | Michael Hanselmann | |
1355 | d63bd540 | Iustin Pop | return _PrepareFieldList(fields, [])
|
1356 | 8235fe04 | Michael Hanselmann | |
1357 | 8235fe04 | Michael Hanselmann | |
1358 | 1c8addc6 | Michael Hanselmann | class InstanceQueryData: |
1359 | 1c8addc6 | Michael Hanselmann | """Data container for instance data queries.
|
1360 | 1c8addc6 | Michael Hanselmann |
|
1361 | 1c8addc6 | Michael Hanselmann | """
|
1362 | 1c8addc6 | Michael Hanselmann | def __init__(self, instances, cluster, disk_usage, offline_nodes, bad_nodes, |
1363 | fab9573b | Michael Hanselmann | live_data, wrongnode_inst, console, nodes, groups): |
1364 | 1c8addc6 | Michael Hanselmann | """Initializes this class.
|
1365 | 1c8addc6 | Michael Hanselmann |
|
1366 | 1c8addc6 | Michael Hanselmann | @param instances: List of instance objects
|
1367 | 1c8addc6 | Michael Hanselmann | @param cluster: Cluster object
|
1368 | 1c8addc6 | Michael Hanselmann | @type disk_usage: dict; instance name as key
|
1369 | 1c8addc6 | Michael Hanselmann | @param disk_usage: Per-instance disk usage
|
1370 | 1c8addc6 | Michael Hanselmann | @type offline_nodes: list of strings
|
1371 | 1c8addc6 | Michael Hanselmann | @param offline_nodes: List of offline nodes
|
1372 | 1c8addc6 | Michael Hanselmann | @type bad_nodes: list of strings
|
1373 | 1c8addc6 | Michael Hanselmann | @param bad_nodes: List of faulty nodes
|
1374 | 1c8addc6 | Michael Hanselmann | @type live_data: dict; instance name as key
|
1375 | 1c8addc6 | Michael Hanselmann | @param live_data: Per-instance live data
|
1376 | e431074f | René Nussbaumer | @type wrongnode_inst: set
|
1377 | e431074f | René Nussbaumer | @param wrongnode_inst: Set of instances running on wrong node(s)
|
1378 | 5d28cb6f | Michael Hanselmann | @type console: dict; instance name as key
|
1379 | 5d28cb6f | Michael Hanselmann | @param console: Per-instance console information
|
1380 | fab9573b | Michael Hanselmann | @type nodes: dict; node name as key
|
1381 | fab9573b | Michael Hanselmann | @param nodes: Node objects
|
1382 | 1c8addc6 | Michael Hanselmann |
|
1383 | 1c8addc6 | Michael Hanselmann | """
|
1384 | 1c8addc6 | Michael Hanselmann | assert len(set(bad_nodes) & set(offline_nodes)) == len(offline_nodes), \ |
1385 | 1c8addc6 | Michael Hanselmann | "Offline nodes not included in bad nodes"
|
1386 | 1c8addc6 | Michael Hanselmann | assert not (set(live_data.keys()) & set(bad_nodes)), \ |
1387 | 1c8addc6 | Michael Hanselmann | "Found live data for bad or offline nodes"
|
1388 | 1c8addc6 | Michael Hanselmann | |
1389 | 1c8addc6 | Michael Hanselmann | self.instances = instances
|
1390 | 1c8addc6 | Michael Hanselmann | self.cluster = cluster
|
1391 | 1c8addc6 | Michael Hanselmann | self.disk_usage = disk_usage
|
1392 | 1c8addc6 | Michael Hanselmann | self.offline_nodes = offline_nodes
|
1393 | 1c8addc6 | Michael Hanselmann | self.bad_nodes = bad_nodes
|
1394 | 1c8addc6 | Michael Hanselmann | self.live_data = live_data
|
1395 | e431074f | René Nussbaumer | self.wrongnode_inst = wrongnode_inst
|
1396 | 5d28cb6f | Michael Hanselmann | self.console = console
|
1397 | fab9573b | Michael Hanselmann | self.nodes = nodes
|
1398 | fab9573b | Michael Hanselmann | self.groups = groups
|
1399 | 1c8addc6 | Michael Hanselmann | |
1400 | 1c8addc6 | Michael Hanselmann | # Used for individual rows
|
1401 | 1c8addc6 | Michael Hanselmann | self.inst_hvparams = None |
1402 | 1c8addc6 | Michael Hanselmann | self.inst_beparams = None |
1403 | 7c670076 | Michael Hanselmann | self.inst_osparams = None |
1404 | 1c8addc6 | Michael Hanselmann | self.inst_nicparams = None |
1405 | 1c8addc6 | Michael Hanselmann | |
1406 | 1c8addc6 | Michael Hanselmann | def __iter__(self): |
1407 | 1c8addc6 | Michael Hanselmann | """Iterate over all instances.
|
1408 | 1c8addc6 | Michael Hanselmann |
|
1409 | 1c8addc6 | Michael Hanselmann | This function has side-effects and only one instance of the resulting
|
1410 | 1c8addc6 | Michael Hanselmann | generator should be used at a time.
|
1411 | 1c8addc6 | Michael Hanselmann |
|
1412 | 1c8addc6 | Michael Hanselmann | """
|
1413 | 1c8addc6 | Michael Hanselmann | for inst in self.instances: |
1414 | 1c8addc6 | Michael Hanselmann | self.inst_hvparams = self.cluster.FillHV(inst, skip_globals=True) |
1415 | 1c8addc6 | Michael Hanselmann | self.inst_beparams = self.cluster.FillBE(inst) |
1416 | 7c670076 | Michael Hanselmann | self.inst_osparams = self.cluster.SimpleFillOS(inst.os, inst.osparams) |
1417 | 1c8addc6 | Michael Hanselmann | self.inst_nicparams = [self.cluster.SimpleFillNIC(nic.nicparams) |
1418 | 1c8addc6 | Michael Hanselmann | for nic in inst.nics] |
1419 | 1c8addc6 | Michael Hanselmann | |
1420 | 1c8addc6 | Michael Hanselmann | yield inst
|
1421 | 1c8addc6 | Michael Hanselmann | |
1422 | 1c8addc6 | Michael Hanselmann | |
1423 | 1c8addc6 | Michael Hanselmann | def _GetInstOperState(ctx, inst): |
1424 | 1c8addc6 | Michael Hanselmann | """Get instance's operational status.
|
1425 | 1c8addc6 | Michael Hanselmann |
|
1426 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1427 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1428 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1429 | 1c8addc6 | Michael Hanselmann |
|
1430 | 1c8addc6 | Michael Hanselmann | """
|
1431 | cfb084ae | René Nussbaumer | # Can't use RS_OFFLINE here as it would describe the instance to
|
1432 | e2d188cc | Iustin Pop | # be offline when we actually don't know due to missing data
|
1433 | 1c8addc6 | Michael Hanselmann | if inst.primary_node in ctx.bad_nodes: |
1434 | e2d188cc | Iustin Pop | return _FS_NODATA
|
1435 | 1c8addc6 | Michael Hanselmann | else:
|
1436 | e2d188cc | Iustin Pop | return bool(ctx.live_data.get(inst.name)) |
1437 | 1c8addc6 | Michael Hanselmann | |
1438 | 1c8addc6 | Michael Hanselmann | |
1439 | 1c8addc6 | Michael Hanselmann | def _GetInstLiveData(name): |
1440 | 1c8addc6 | Michael Hanselmann | """Build function for retrieving live data.
|
1441 | 1c8addc6 | Michael Hanselmann |
|
1442 | 1c8addc6 | Michael Hanselmann | @type name: string
|
1443 | 1c8addc6 | Michael Hanselmann | @param name: Live data field name
|
1444 | 1c8addc6 | Michael Hanselmann |
|
1445 | 1c8addc6 | Michael Hanselmann | """
|
1446 | 1c8addc6 | Michael Hanselmann | def fn(ctx, inst): |
1447 | 1c8addc6 | Michael Hanselmann | """Get live data for an instance.
|
1448 | 1c8addc6 | Michael Hanselmann |
|
1449 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1450 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1451 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1452 | 1c8addc6 | Michael Hanselmann |
|
1453 | 1c8addc6 | Michael Hanselmann | """
|
1454 | 1c8addc6 | Michael Hanselmann | if (inst.primary_node in ctx.bad_nodes or |
1455 | 1c8addc6 | Michael Hanselmann | inst.primary_node in ctx.offline_nodes):
|
1456 | cfb084ae | René Nussbaumer | # Can't use RS_OFFLINE here as it would describe the instance to be
|
1457 | a6070ef7 | Michael Hanselmann | # offline when we actually don't know due to missing data
|
1458 | e2d188cc | Iustin Pop | return _FS_NODATA
|
1459 | 1c8addc6 | Michael Hanselmann | |
1460 | 1c8addc6 | Michael Hanselmann | if inst.name in ctx.live_data: |
1461 | 1c8addc6 | Michael Hanselmann | data = ctx.live_data[inst.name] |
1462 | 1c8addc6 | Michael Hanselmann | if name in data: |
1463 | e2d188cc | Iustin Pop | return data[name]
|
1464 | 1c8addc6 | Michael Hanselmann | |
1465 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1466 | 1c8addc6 | Michael Hanselmann | |
1467 | 1c8addc6 | Michael Hanselmann | return fn
|
1468 | 1c8addc6 | Michael Hanselmann | |
1469 | 1c8addc6 | Michael Hanselmann | |
1470 | 1c8addc6 | Michael Hanselmann | def _GetInstStatus(ctx, inst): |
1471 | 1c8addc6 | Michael Hanselmann | """Get instance status.
|
1472 | 1c8addc6 | Michael Hanselmann |
|
1473 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1474 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1475 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1476 | 1c8addc6 | Michael Hanselmann |
|
1477 | 1c8addc6 | Michael Hanselmann | """
|
1478 | 1c8addc6 | Michael Hanselmann | if inst.primary_node in ctx.offline_nodes: |
1479 | 61a980a9 | Michael Hanselmann | return constants.INSTST_NODEOFFLINE
|
1480 | 1c8addc6 | Michael Hanselmann | |
1481 | 1c8addc6 | Michael Hanselmann | if inst.primary_node in ctx.bad_nodes: |
1482 | 61a980a9 | Michael Hanselmann | return constants.INSTST_NODEDOWN
|
1483 | 1c8addc6 | Michael Hanselmann | |
1484 | 1c8addc6 | Michael Hanselmann | if bool(ctx.live_data.get(inst.name)): |
1485 | e431074f | René Nussbaumer | if inst.name in ctx.wrongnode_inst: |
1486 | 61a980a9 | Michael Hanselmann | return constants.INSTST_WRONGNODE
|
1487 | 2e04d454 | Agata Murawska | elif inst.admin_state == constants.ADMINST_UP:
|
1488 | 61a980a9 | Michael Hanselmann | return constants.INSTST_RUNNING
|
1489 | 1c8addc6 | Michael Hanselmann | else:
|
1490 | 61a980a9 | Michael Hanselmann | return constants.INSTST_ERRORUP
|
1491 | 1c8addc6 | Michael Hanselmann | |
1492 | 2e04d454 | Agata Murawska | if inst.admin_state == constants.ADMINST_UP:
|
1493 | 61a980a9 | Michael Hanselmann | return constants.INSTST_ERRORDOWN
|
1494 | 2e04d454 | Agata Murawska | elif inst.admin_state == constants.ADMINST_DOWN:
|
1495 | 2e04d454 | Agata Murawska | return constants.INSTST_ADMINDOWN
|
1496 | 1c8addc6 | Michael Hanselmann | |
1497 | 2e04d454 | Agata Murawska | return constants.INSTST_ADMINOFFLINE
|
1498 | 1c8addc6 | Michael Hanselmann | |
1499 | 1c8addc6 | Michael Hanselmann | |
1500 | 1c8addc6 | Michael Hanselmann | def _GetInstDiskSize(index): |
1501 | 1c8addc6 | Michael Hanselmann | """Build function for retrieving disk size.
|
1502 | 1c8addc6 | Michael Hanselmann |
|
1503 | 1c8addc6 | Michael Hanselmann | @type index: int
|
1504 | 1c8addc6 | Michael Hanselmann | @param index: Disk index
|
1505 | 1c8addc6 | Michael Hanselmann |
|
1506 | 1c8addc6 | Michael Hanselmann | """
|
1507 | 1c8addc6 | Michael Hanselmann | def fn(_, inst): |
1508 | 1c8addc6 | Michael Hanselmann | """Get size of a disk.
|
1509 | 1c8addc6 | Michael Hanselmann |
|
1510 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1511 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1512 | 1c8addc6 | Michael Hanselmann |
|
1513 | 1c8addc6 | Michael Hanselmann | """
|
1514 | 1c8addc6 | Michael Hanselmann | try:
|
1515 | e2d188cc | Iustin Pop | return inst.disks[index].size
|
1516 | 1c8addc6 | Michael Hanselmann | except IndexError: |
1517 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1518 | 1c8addc6 | Michael Hanselmann | |
1519 | 1c8addc6 | Michael Hanselmann | return fn
|
1520 | 1c8addc6 | Michael Hanselmann | |
1521 | 1c8addc6 | Michael Hanselmann | |
1522 | 1c8addc6 | Michael Hanselmann | def _GetInstNic(index, cb): |
1523 | 1c8addc6 | Michael Hanselmann | """Build function for calling another function with an instance NIC.
|
1524 | 1c8addc6 | Michael Hanselmann |
|
1525 | 1c8addc6 | Michael Hanselmann | @type index: int
|
1526 | 1c8addc6 | Michael Hanselmann | @param index: NIC index
|
1527 | 1c8addc6 | Michael Hanselmann | @type cb: callable
|
1528 | 1c8addc6 | Michael Hanselmann | @param cb: Callback
|
1529 | 1c8addc6 | Michael Hanselmann |
|
1530 | 1c8addc6 | Michael Hanselmann | """
|
1531 | 1c8addc6 | Michael Hanselmann | def fn(ctx, inst): |
1532 | 1c8addc6 | Michael Hanselmann | """Call helper function with instance NIC.
|
1533 | 1c8addc6 | Michael Hanselmann |
|
1534 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1535 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1536 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1537 | 1c8addc6 | Michael Hanselmann |
|
1538 | 1c8addc6 | Michael Hanselmann | """
|
1539 | 1c8addc6 | Michael Hanselmann | try:
|
1540 | 1c8addc6 | Michael Hanselmann | nic = inst.nics[index] |
1541 | 1c8addc6 | Michael Hanselmann | except IndexError: |
1542 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1543 | 1c8addc6 | Michael Hanselmann | |
1544 | 1c8addc6 | Michael Hanselmann | return cb(ctx, index, nic)
|
1545 | 1c8addc6 | Michael Hanselmann | |
1546 | 1c8addc6 | Michael Hanselmann | return fn
|
1547 | 1c8addc6 | Michael Hanselmann | |
1548 | 1c8addc6 | Michael Hanselmann | |
1549 | b459a848 | Andrea Spadaccini | def _GetInstNicIp(ctx, _, nic): # pylint: disable=W0613 |
1550 | 1c8addc6 | Michael Hanselmann | """Get a NIC's IP address.
|
1551 | 1c8addc6 | Michael Hanselmann |
|
1552 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1553 | 1c8addc6 | Michael Hanselmann | @type nic: L{objects.NIC}
|
1554 | 1c8addc6 | Michael Hanselmann | @param nic: NIC object
|
1555 | 1c8addc6 | Michael Hanselmann |
|
1556 | 1c8addc6 | Michael Hanselmann | """
|
1557 | 1c8addc6 | Michael Hanselmann | if nic.ip is None: |
1558 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1559 | 1c8addc6 | Michael Hanselmann | else:
|
1560 | e2d188cc | Iustin Pop | return nic.ip
|
1561 | 1c8addc6 | Michael Hanselmann | |
1562 | 1c8addc6 | Michael Hanselmann | |
1563 | 1c8addc6 | Michael Hanselmann | def _GetInstNicBridge(ctx, index, _): |
1564 | 1c8addc6 | Michael Hanselmann | """Get a NIC's bridge.
|
1565 | 1c8addc6 | Michael Hanselmann |
|
1566 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1567 | 1c8addc6 | Michael Hanselmann | @type index: int
|
1568 | 1c8addc6 | Michael Hanselmann | @param index: NIC index
|
1569 | 1c8addc6 | Michael Hanselmann |
|
1570 | 1c8addc6 | Michael Hanselmann | """
|
1571 | 1c8addc6 | Michael Hanselmann | assert len(ctx.inst_nicparams) >= index |
1572 | 1c8addc6 | Michael Hanselmann | |
1573 | 1c8addc6 | Michael Hanselmann | nicparams = ctx.inst_nicparams[index] |
1574 | 1c8addc6 | Michael Hanselmann | |
1575 | 1c8addc6 | Michael Hanselmann | if nicparams[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED:
|
1576 | e2d188cc | Iustin Pop | return nicparams[constants.NIC_LINK]
|
1577 | 1c8addc6 | Michael Hanselmann | else:
|
1578 | e2d188cc | Iustin Pop | return _FS_UNAVAIL
|
1579 | 1c8addc6 | Michael Hanselmann | |
1580 | 1c8addc6 | Michael Hanselmann | |
1581 | 1c8addc6 | Michael Hanselmann | def _GetInstAllNicBridges(ctx, inst): |
1582 | 1c8addc6 | Michael Hanselmann | """Get all network bridges for an instance.
|
1583 | 1c8addc6 | Michael Hanselmann |
|
1584 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1585 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1586 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1587 | 1c8addc6 | Michael Hanselmann |
|
1588 | 1c8addc6 | Michael Hanselmann | """
|
1589 | 1c8addc6 | Michael Hanselmann | assert len(ctx.inst_nicparams) == len(inst.nics) |
1590 | 1c8addc6 | Michael Hanselmann | |
1591 | 1c8addc6 | Michael Hanselmann | result = [] |
1592 | 1c8addc6 | Michael Hanselmann | |
1593 | 1c8addc6 | Michael Hanselmann | for nicp in ctx.inst_nicparams: |
1594 | 1c8addc6 | Michael Hanselmann | if nicp[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED:
|
1595 | 1c8addc6 | Michael Hanselmann | result.append(nicp[constants.NIC_LINK]) |
1596 | 1c8addc6 | Michael Hanselmann | else:
|
1597 | 1c8addc6 | Michael Hanselmann | result.append(None)
|
1598 | 1c8addc6 | Michael Hanselmann | |
1599 | 1c8addc6 | Michael Hanselmann | assert len(result) == len(inst.nics) |
1600 | 1c8addc6 | Michael Hanselmann | |
1601 | e2d188cc | Iustin Pop | return result
|
1602 | 1c8addc6 | Michael Hanselmann | |
1603 | 1c8addc6 | Michael Hanselmann | |
1604 | 1c8addc6 | Michael Hanselmann | def _GetInstNicParam(name): |
1605 | 1c8addc6 | Michael Hanselmann | """Build function for retrieving a NIC parameter.
|
1606 | 1c8addc6 | Michael Hanselmann |
|
1607 | 1c8addc6 | Michael Hanselmann | @type name: string
|
1608 | 1c8addc6 | Michael Hanselmann | @param name: Parameter name
|
1609 | 1c8addc6 | Michael Hanselmann |
|
1610 | 1c8addc6 | Michael Hanselmann | """
|
1611 | 1c8addc6 | Michael Hanselmann | def fn(ctx, index, _): |
1612 | 1c8addc6 | Michael Hanselmann | """Get a NIC's bridge.
|
1613 | 1c8addc6 | Michael Hanselmann |
|
1614 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1615 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1616 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1617 | 1c8addc6 | Michael Hanselmann | @type nic: L{objects.NIC}
|
1618 | 1c8addc6 | Michael Hanselmann | @param nic: NIC object
|
1619 | 1c8addc6 | Michael Hanselmann |
|
1620 | 1c8addc6 | Michael Hanselmann | """
|
1621 | 1c8addc6 | Michael Hanselmann | assert len(ctx.inst_nicparams) >= index |
1622 | e2d188cc | Iustin Pop | return ctx.inst_nicparams[index][name]
|
1623 | 1c8addc6 | Michael Hanselmann | |
1624 | 1c8addc6 | Michael Hanselmann | return fn
|
1625 | 1c8addc6 | Michael Hanselmann | |
1626 | 1c8addc6 | Michael Hanselmann | |
1627 | 1c8addc6 | Michael Hanselmann | def _GetInstanceNetworkFields(): |
1628 | 1c8addc6 | Michael Hanselmann | """Get instance fields involving network interfaces.
|
1629 | 1c8addc6 | Michael Hanselmann |
|
1630 | 4cc4d1fa | Michael Hanselmann | @return: Tuple containing list of field definitions used as input for
|
1631 | 4cc4d1fa | Michael Hanselmann | L{_PrepareFieldList} and a list of aliases
|
1632 | 1c8addc6 | Michael Hanselmann |
|
1633 | 1c8addc6 | Michael Hanselmann | """
|
1634 | e2d188cc | Iustin Pop | nic_mac_fn = lambda ctx, _, nic: nic.mac
|
1635 | 1c8addc6 | Michael Hanselmann | nic_mode_fn = _GetInstNicParam(constants.NIC_MODE) |
1636 | 1c8addc6 | Michael Hanselmann | nic_link_fn = _GetInstNicParam(constants.NIC_LINK) |
1637 | 1c8addc6 | Michael Hanselmann | |
1638 | 1c8addc6 | Michael Hanselmann | fields = [ |
1639 | 1c8addc6 | Michael Hanselmann | # All NICs
|
1640 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.count", "NICs", QFT_NUMBER, |
1641 | 79b2ca83 | Michael Hanselmann | "Number of network interfaces"),
|
1642 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: len(inst.nics)), |
1643 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.macs", "NIC_MACs", QFT_OTHER, |
1644 | 79b2ca83 | Michael Hanselmann | "List containing each network interface's MAC address"),
|
1645 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: [nic.mac for nic in inst.nics]), |
1646 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.ips", "NIC_IPs", QFT_OTHER, |
1647 | 79b2ca83 | Michael Hanselmann | "List containing each network interface's IP address"),
|
1648 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: [nic.ip for nic in inst.nics]), |
1649 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.modes", "NIC_modes", QFT_OTHER, |
1650 | 111bf531 | Michael Hanselmann | "List containing each network interface's mode"), IQ_CONFIG, 0, |
1651 | e2d188cc | Iustin Pop | lambda ctx, inst: [nicp[constants.NIC_MODE]
|
1652 | e2d188cc | Iustin Pop | for nicp in ctx.inst_nicparams]), |
1653 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.links", "NIC_links", QFT_OTHER, |
1654 | 111bf531 | Michael Hanselmann | "List containing each network interface's link"), IQ_CONFIG, 0, |
1655 | e2d188cc | Iustin Pop | lambda ctx, inst: [nicp[constants.NIC_LINK]
|
1656 | e2d188cc | Iustin Pop | for nicp in ctx.inst_nicparams]), |
1657 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.bridges", "NIC_bridges", QFT_OTHER, |
1658 | 111bf531 | Michael Hanselmann | "List containing each network interface's bridge"),
|
1659 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstAllNicBridges),
|
1660 | 1c8addc6 | Michael Hanselmann | ] |
1661 | 1c8addc6 | Michael Hanselmann | |
1662 | 1c8addc6 | Michael Hanselmann | # NICs by number
|
1663 | 1c8addc6 | Michael Hanselmann | for i in range(constants.MAX_NICS): |
1664 | 79b2ca83 | Michael Hanselmann | numtext = utils.FormatOrdinal(i + 1)
|
1665 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1666 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.ip/%s" % i, "NicIP/%s" % i, QFT_TEXT, |
1667 | 79b2ca83 | Michael Hanselmann | "IP address of %s network interface" % numtext),
|
1668 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstNic(i, _GetInstNicIp)),
|
1669 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.mac/%s" % i, "NicMAC/%s" % i, QFT_TEXT, |
1670 | 79b2ca83 | Michael Hanselmann | "MAC address of %s network interface" % numtext),
|
1671 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstNic(i, nic_mac_fn)),
|
1672 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.mode/%s" % i, "NicMode/%s" % i, QFT_TEXT, |
1673 | 79b2ca83 | Michael Hanselmann | "Mode of %s network interface" % numtext),
|
1674 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstNic(i, nic_mode_fn)),
|
1675 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.link/%s" % i, "NicLink/%s" % i, QFT_TEXT, |
1676 | 79b2ca83 | Michael Hanselmann | "Link of %s network interface" % numtext),
|
1677 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstNic(i, nic_link_fn)),
|
1678 | 79b2ca83 | Michael Hanselmann | (_MakeField("nic.bridge/%s" % i, "NicBridge/%s" % i, QFT_TEXT, |
1679 | 79b2ca83 | Michael Hanselmann | "Bridge of %s network interface" % numtext),
|
1680 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstNic(i, _GetInstNicBridge)),
|
1681 | 1c8addc6 | Michael Hanselmann | ]) |
1682 | 1c8addc6 | Michael Hanselmann | |
1683 | 4cc4d1fa | Michael Hanselmann | aliases = [ |
1684 | 4cc4d1fa | Michael Hanselmann | # Legacy fields for first NIC
|
1685 | 4cc4d1fa | Michael Hanselmann | ("ip", "nic.ip/0"), |
1686 | 4cc4d1fa | Michael Hanselmann | ("mac", "nic.mac/0"), |
1687 | 4cc4d1fa | Michael Hanselmann | ("bridge", "nic.bridge/0"), |
1688 | 4cc4d1fa | Michael Hanselmann | ("nic_mode", "nic.mode/0"), |
1689 | 4cc4d1fa | Michael Hanselmann | ("nic_link", "nic.link/0"), |
1690 | 4cc4d1fa | Michael Hanselmann | ] |
1691 | 4cc4d1fa | Michael Hanselmann | |
1692 | 4cc4d1fa | Michael Hanselmann | return (fields, aliases)
|
1693 | 1c8addc6 | Michael Hanselmann | |
1694 | 1c8addc6 | Michael Hanselmann | |
1695 | 1c8addc6 | Michael Hanselmann | def _GetInstDiskUsage(ctx, inst): |
1696 | 1c8addc6 | Michael Hanselmann | """Get disk usage for an instance.
|
1697 | 1c8addc6 | Michael Hanselmann |
|
1698 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1699 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
1700 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
1701 | 1c8addc6 | Michael Hanselmann |
|
1702 | 1c8addc6 | Michael Hanselmann | """
|
1703 | 1c8addc6 | Michael Hanselmann | usage = ctx.disk_usage[inst.name] |
1704 | 1c8addc6 | Michael Hanselmann | |
1705 | 1c8addc6 | Michael Hanselmann | if usage is None: |
1706 | 1c8addc6 | Michael Hanselmann | usage = 0
|
1707 | 1c8addc6 | Michael Hanselmann | |
1708 | e2d188cc | Iustin Pop | return usage
|
1709 | 1c8addc6 | Michael Hanselmann | |
1710 | 1c8addc6 | Michael Hanselmann | |
1711 | 5d28cb6f | Michael Hanselmann | def _GetInstanceConsole(ctx, inst): |
1712 | 5d28cb6f | Michael Hanselmann | """Get console information for instance.
|
1713 | 5d28cb6f | Michael Hanselmann |
|
1714 | 5d28cb6f | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1715 | 5d28cb6f | Michael Hanselmann | @type inst: L{objects.Instance}
|
1716 | 5d28cb6f | Michael Hanselmann | @param inst: Instance object
|
1717 | 5d28cb6f | Michael Hanselmann |
|
1718 | 5d28cb6f | Michael Hanselmann | """
|
1719 | 5d28cb6f | Michael Hanselmann | consinfo = ctx.console[inst.name] |
1720 | 5d28cb6f | Michael Hanselmann | |
1721 | 5d28cb6f | Michael Hanselmann | if consinfo is None: |
1722 | 5d28cb6f | Michael Hanselmann | return _FS_UNAVAIL
|
1723 | 5d28cb6f | Michael Hanselmann | |
1724 | 5d28cb6f | Michael Hanselmann | return consinfo
|
1725 | 5d28cb6f | Michael Hanselmann | |
1726 | 5d28cb6f | Michael Hanselmann | |
1727 | 1c8addc6 | Michael Hanselmann | def _GetInstanceDiskFields(): |
1728 | 1c8addc6 | Michael Hanselmann | """Get instance fields involving disks.
|
1729 | 1c8addc6 | Michael Hanselmann |
|
1730 | 1c8addc6 | Michael Hanselmann | @return: List of field definitions used as input for L{_PrepareFieldList}
|
1731 | 1c8addc6 | Michael Hanselmann |
|
1732 | 1c8addc6 | Michael Hanselmann | """
|
1733 | 1c8addc6 | Michael Hanselmann | fields = [ |
1734 | 79b2ca83 | Michael Hanselmann | (_MakeField("disk_usage", "DiskUsage", QFT_UNIT, |
1735 | 79b2ca83 | Michael Hanselmann | "Total disk space used by instance on each of its nodes;"
|
1736 | 79b2ca83 | Michael Hanselmann | " this is not the disk size visible to the instance, but"
|
1737 | 79b2ca83 | Michael Hanselmann | " the usage on the node"),
|
1738 | 111bf531 | Michael Hanselmann | IQ_DISKUSAGE, 0, _GetInstDiskUsage),
|
1739 | 79b2ca83 | Michael Hanselmann | (_MakeField("disk.count", "Disks", QFT_NUMBER, "Number of disks"), |
1740 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: len(inst.disks)), |
1741 | 79b2ca83 | Michael Hanselmann | (_MakeField("disk.sizes", "Disk_sizes", QFT_OTHER, "List of disk sizes"), |
1742 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: [disk.size for disk in inst.disks]), |
1743 | 1c8addc6 | Michael Hanselmann | ] |
1744 | 1c8addc6 | Michael Hanselmann | |
1745 | 1c8addc6 | Michael Hanselmann | # Disks by number
|
1746 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1747 | 79b2ca83 | Michael Hanselmann | (_MakeField("disk.size/%s" % i, "Disk/%s" % i, QFT_UNIT, |
1748 | 79b2ca83 | Michael Hanselmann | "Disk size of %s disk" % utils.FormatOrdinal(i + 1)), |
1749 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstDiskSize(i))
|
1750 | 1c8addc6 | Michael Hanselmann | for i in range(constants.MAX_DISKS) |
1751 | 1c8addc6 | Michael Hanselmann | ]) |
1752 | 1c8addc6 | Michael Hanselmann | |
1753 | 1c8addc6 | Michael Hanselmann | return fields
|
1754 | 1c8addc6 | Michael Hanselmann | |
1755 | 1c8addc6 | Michael Hanselmann | |
1756 | 1c8addc6 | Michael Hanselmann | def _GetInstanceParameterFields(): |
1757 | 1c8addc6 | Michael Hanselmann | """Get instance fields involving parameters.
|
1758 | 1c8addc6 | Michael Hanselmann |
|
1759 | 1c8addc6 | Michael Hanselmann | @return: List of field definitions used as input for L{_PrepareFieldList}
|
1760 | 1c8addc6 | Michael Hanselmann |
|
1761 | 1c8addc6 | Michael Hanselmann | """
|
1762 | 1c8addc6 | Michael Hanselmann | fields = [ |
1763 | 1c8addc6 | Michael Hanselmann | # Filled parameters
|
1764 | 79b2ca83 | Michael Hanselmann | (_MakeField("hvparams", "HypervisorParameters", QFT_OTHER, |
1765 | 7c670076 | Michael Hanselmann | "Hypervisor parameters (merged)"),
|
1766 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, _: ctx.inst_hvparams), |
1767 | 79b2ca83 | Michael Hanselmann | (_MakeField("beparams", "BackendParameters", QFT_OTHER, |
1768 | 7c670076 | Michael Hanselmann | "Backend parameters (merged)"),
|
1769 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, _: ctx.inst_beparams), |
1770 | 7c670076 | Michael Hanselmann | (_MakeField("osparams", "OpSysParameters", QFT_OTHER, |
1771 | 7c670076 | Michael Hanselmann | "Operating system parameters (merged)"),
|
1772 | 7c670076 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, _: ctx.inst_osparams), |
1773 | 1c8addc6 | Michael Hanselmann | |
1774 | 1c8addc6 | Michael Hanselmann | # Unfilled parameters
|
1775 | 79b2ca83 | Michael Hanselmann | (_MakeField("custom_hvparams", "CustomHypervisorParameters", QFT_OTHER, |
1776 | 79b2ca83 | Michael Hanselmann | "Custom hypervisor parameters"),
|
1777 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetItemAttr("hvparams")), |
1778 | 79b2ca83 | Michael Hanselmann | (_MakeField("custom_beparams", "CustomBackendParameters", QFT_OTHER, |
1779 | 79b2ca83 | Michael Hanselmann | "Custom backend parameters",),
|
1780 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetItemAttr("beparams")), |
1781 | 7c670076 | Michael Hanselmann | (_MakeField("custom_osparams", "CustomOpSysParameters", QFT_OTHER, |
1782 | 7c670076 | Michael Hanselmann | "Custom operating system parameters",),
|
1783 | 7c670076 | Michael Hanselmann | IQ_CONFIG, 0, _GetItemAttr("osparams")), |
1784 | 79b2ca83 | Michael Hanselmann | (_MakeField("custom_nicparams", "CustomNicParameters", QFT_OTHER, |
1785 | 79b2ca83 | Michael Hanselmann | "Custom network interface parameters"),
|
1786 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: [nic.nicparams for nic in inst.nics]), |
1787 | 1c8addc6 | Michael Hanselmann | ] |
1788 | 1c8addc6 | Michael Hanselmann | |
1789 | 1c8addc6 | Michael Hanselmann | # HV params
|
1790 | 1c8addc6 | Michael Hanselmann | def _GetInstHvParam(name): |
1791 | ff4cd4d2 | Iustin Pop | return lambda ctx, _: ctx.inst_hvparams.get(name, _FS_UNAVAIL) |
1792 | 1c8addc6 | Michael Hanselmann | |
1793 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1794 | a6c7e2a2 | Iustin Pop | (_MakeField("hv/%s" % name,
|
1795 | a6c7e2a2 | Iustin Pop | constants.HVS_PARAMETER_TITLES.get(name, "hv/%s" % name),
|
1796 | 79b2ca83 | Michael Hanselmann | _VTToQFT[kind], "The \"%s\" hypervisor parameter" % name),
|
1797 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstHvParam(name))
|
1798 | af58707c | Iustin Pop | for name, kind in constants.HVS_PARAMETER_TYPES.items() |
1799 | 1c8addc6 | Michael Hanselmann | if name not in constants.HVC_GLOBALS |
1800 | 1c8addc6 | Michael Hanselmann | ]) |
1801 | 1c8addc6 | Michael Hanselmann | |
1802 | 1c8addc6 | Michael Hanselmann | # BE params
|
1803 | 1c8addc6 | Michael Hanselmann | def _GetInstBeParam(name): |
1804 | e2d188cc | Iustin Pop | return lambda ctx, _: ctx.inst_beparams.get(name, None) |
1805 | 1c8addc6 | Michael Hanselmann | |
1806 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1807 | a6c7e2a2 | Iustin Pop | (_MakeField("be/%s" % name,
|
1808 | a6c7e2a2 | Iustin Pop | constants.BES_PARAMETER_TITLES.get(name, "be/%s" % name),
|
1809 | 79b2ca83 | Michael Hanselmann | _VTToQFT[kind], "The \"%s\" backend parameter" % name),
|
1810 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, _GetInstBeParam(name))
|
1811 | af58707c | Iustin Pop | for name, kind in constants.BES_PARAMETER_TYPES.items() |
1812 | 1c8addc6 | Michael Hanselmann | ]) |
1813 | 1c8addc6 | Michael Hanselmann | |
1814 | 1c8addc6 | Michael Hanselmann | return fields
|
1815 | 1c8addc6 | Michael Hanselmann | |
1816 | 1c8addc6 | Michael Hanselmann | |
1817 | 1c8addc6 | Michael Hanselmann | _INST_SIMPLE_FIELDS = { |
1818 | 111bf531 | Michael Hanselmann | "disk_template": ("Disk_template", QFT_TEXT, 0, "Instance disk template"), |
1819 | 111bf531 | Michael Hanselmann | "hypervisor": ("Hypervisor", QFT_TEXT, 0, "Hypervisor name"), |
1820 | 111bf531 | Michael Hanselmann | "name": ("Instance", QFT_TEXT, QFF_HOSTNAME, "Instance name"), |
1821 | 1c8addc6 | Michael Hanselmann | # Depending on the hypervisor, the port can be None
|
1822 | 111bf531 | Michael Hanselmann | "network_port": ("Network_port", QFT_OTHER, 0, |
1823 | 79b2ca83 | Michael Hanselmann | "Instance network port if available (e.g. for VNC console)"),
|
1824 | 111bf531 | Michael Hanselmann | "os": ("OS", QFT_TEXT, 0, "Operating system"), |
1825 | 111bf531 | Michael Hanselmann | "serial_no": ("SerialNo", QFT_NUMBER, 0, _SERIAL_NO_DOC % "Instance"), |
1826 | 111bf531 | Michael Hanselmann | "uuid": ("UUID", QFT_TEXT, 0, "Instance UUID"), |
1827 | 1c8addc6 | Michael Hanselmann | } |
1828 | 1c8addc6 | Michael Hanselmann | |
1829 | 1c8addc6 | Michael Hanselmann | |
1830 | fab9573b | Michael Hanselmann | def _GetInstNodeGroup(ctx, default, node_name): |
1831 | fab9573b | Michael Hanselmann | """Gets group UUID of an instance node.
|
1832 | fab9573b | Michael Hanselmann |
|
1833 | fab9573b | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1834 | fab9573b | Michael Hanselmann | @param default: Default value
|
1835 | fab9573b | Michael Hanselmann | @type node_name: string
|
1836 | fab9573b | Michael Hanselmann | @param node_name: Node name
|
1837 | fab9573b | Michael Hanselmann |
|
1838 | fab9573b | Michael Hanselmann | """
|
1839 | fab9573b | Michael Hanselmann | try:
|
1840 | fab9573b | Michael Hanselmann | node = ctx.nodes[node_name] |
1841 | fab9573b | Michael Hanselmann | except KeyError: |
1842 | fab9573b | Michael Hanselmann | return default
|
1843 | fab9573b | Michael Hanselmann | else:
|
1844 | fab9573b | Michael Hanselmann | return node.group
|
1845 | fab9573b | Michael Hanselmann | |
1846 | fab9573b | Michael Hanselmann | |
1847 | fab9573b | Michael Hanselmann | def _GetInstNodeGroupName(ctx, default, node_name): |
1848 | fab9573b | Michael Hanselmann | """Gets group name of an instance node.
|
1849 | fab9573b | Michael Hanselmann |
|
1850 | fab9573b | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
1851 | fab9573b | Michael Hanselmann | @param default: Default value
|
1852 | fab9573b | Michael Hanselmann | @type node_name: string
|
1853 | fab9573b | Michael Hanselmann | @param node_name: Node name
|
1854 | fab9573b | Michael Hanselmann |
|
1855 | fab9573b | Michael Hanselmann | """
|
1856 | fab9573b | Michael Hanselmann | try:
|
1857 | fab9573b | Michael Hanselmann | node = ctx.nodes[node_name] |
1858 | fab9573b | Michael Hanselmann | except KeyError: |
1859 | fab9573b | Michael Hanselmann | return default
|
1860 | fab9573b | Michael Hanselmann | |
1861 | fab9573b | Michael Hanselmann | try:
|
1862 | fab9573b | Michael Hanselmann | group = ctx.groups[node.group] |
1863 | fab9573b | Michael Hanselmann | except KeyError: |
1864 | fab9573b | Michael Hanselmann | return default
|
1865 | fab9573b | Michael Hanselmann | |
1866 | fab9573b | Michael Hanselmann | return group.name
|
1867 | fab9573b | Michael Hanselmann | |
1868 | fab9573b | Michael Hanselmann | |
1869 | 1c8addc6 | Michael Hanselmann | def _BuildInstanceFields(): |
1870 | 1c8addc6 | Michael Hanselmann | """Builds list of fields for instance queries.
|
1871 | 1c8addc6 | Michael Hanselmann |
|
1872 | 1c8addc6 | Michael Hanselmann | """
|
1873 | 1c8addc6 | Michael Hanselmann | fields = [ |
1874 | 111bf531 | Michael Hanselmann | (_MakeField("pnode", "Primary_node", QFT_TEXT, "Primary node"), |
1875 | 111bf531 | Michael Hanselmann | IQ_CONFIG, QFF_HOSTNAME, _GetItemAttr("primary_node")),
|
1876 | fab9573b | Michael Hanselmann | (_MakeField("pnode.group", "PrimaryNodeGroup", QFT_TEXT, |
1877 | fab9573b | Michael Hanselmann | "Primary node's group"),
|
1878 | fab9573b | Michael Hanselmann | IQ_NODES, 0,
|
1879 | fab9573b | Michael Hanselmann | lambda ctx, inst: _GetInstNodeGroupName(ctx, _FS_UNAVAIL,
|
1880 | fab9573b | Michael Hanselmann | inst.primary_node)), |
1881 | fab9573b | Michael Hanselmann | (_MakeField("pnode.group.uuid", "PrimaryNodeGroupUUID", QFT_TEXT, |
1882 | fab9573b | Michael Hanselmann | "Primary node's group UUID"),
|
1883 | fab9573b | Michael Hanselmann | IQ_NODES, 0,
|
1884 | fab9573b | Michael Hanselmann | lambda ctx, inst: _GetInstNodeGroup(ctx, _FS_UNAVAIL, inst.primary_node)),
|
1885 | 111bf531 | Michael Hanselmann | # TODO: Allow filtering by secondary node as hostname
|
1886 | 79b2ca83 | Michael Hanselmann | (_MakeField("snodes", "Secondary_Nodes", QFT_OTHER, |
1887 | 79b2ca83 | Michael Hanselmann | "Secondary nodes; usually this will just be one node"),
|
1888 | 111bf531 | Michael Hanselmann | IQ_CONFIG, 0, lambda ctx, inst: list(inst.secondary_nodes)), |
1889 | fab9573b | Michael Hanselmann | (_MakeField("snodes.group", "SecondaryNodesGroups", QFT_OTHER, |
1890 | fab9573b | Michael Hanselmann | "Node groups of secondary nodes"),
|
1891 | fab9573b | Michael Hanselmann | IQ_NODES, 0,
|
1892 | fab9573b | Michael Hanselmann | lambda ctx, inst: map(compat.partial(_GetInstNodeGroupName, ctx, None), |
1893 | fab9573b | Michael Hanselmann | inst.secondary_nodes)), |
1894 | fab9573b | Michael Hanselmann | (_MakeField("snodes.group.uuid", "SecondaryNodesGroupsUUID", QFT_OTHER, |
1895 | fab9573b | Michael Hanselmann | "Node group UUIDs of secondary nodes"),
|
1896 | fab9573b | Michael Hanselmann | IQ_NODES, 0,
|
1897 | fab9573b | Michael Hanselmann | lambda ctx, inst: map(compat.partial(_GetInstNodeGroup, ctx, None), |
1898 | fab9573b | Michael Hanselmann | inst.secondary_nodes)), |
1899 | 2e04d454 | Agata Murawska | (_MakeField("admin_state", "InstanceState", QFT_TEXT, |
1900 | 2e04d454 | Agata Murawska | "Desired state of instance"),
|
1901 | 9ca8a7c5 | Agata Murawska | IQ_CONFIG, 0, _GetItemAttr("admin_state")), |
1902 | 754cc530 | Agata Murawska | (_MakeField("admin_up", "Autostart", QFT_BOOL, |
1903 | 754cc530 | Agata Murawska | "Desired state of instance"),
|
1904 | 754cc530 | Agata Murawska | IQ_CONFIG, 0, lambda ctx, inst: inst.admin_state == constants.ADMINST_UP), |
1905 | 111bf531 | Michael Hanselmann | (_MakeField("tags", "Tags", QFT_OTHER, "Tags"), IQ_CONFIG, 0, |
1906 | e2d188cc | Iustin Pop | lambda ctx, inst: list(inst.GetTags())), |
1907 | 79b2ca83 | Michael Hanselmann | (_MakeField("console", "Console", QFT_OTHER, |
1908 | 111bf531 | Michael Hanselmann | "Instance console information"), IQ_CONSOLE, 0, |
1909 | 5d28cb6f | Michael Hanselmann | _GetInstanceConsole), |
1910 | 1c8addc6 | Michael Hanselmann | ] |
1911 | 1c8addc6 | Michael Hanselmann | |
1912 | 1c8addc6 | Michael Hanselmann | # Add simple fields
|
1913 | 111bf531 | Michael Hanselmann | fields.extend([ |
1914 | 111bf531 | Michael Hanselmann | (_MakeField(name, title, kind, doc), IQ_CONFIG, flags, _GetItemAttr(name)) |
1915 | 111bf531 | Michael Hanselmann | for (name, (title, kind, flags, doc)) in _INST_SIMPLE_FIELDS.items() |
1916 | 111bf531 | Michael Hanselmann | ]) |
1917 | 1c8addc6 | Michael Hanselmann | |
1918 | 1c8addc6 | Michael Hanselmann | # Fields requiring talking to the node
|
1919 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1920 | 79b2ca83 | Michael Hanselmann | (_MakeField("oper_state", "Running", QFT_BOOL, "Actual state of instance"), |
1921 | 111bf531 | Michael Hanselmann | IQ_LIVE, 0, _GetInstOperState),
|
1922 | 79b2ca83 | Michael Hanselmann | (_MakeField("oper_ram", "Memory", QFT_UNIT, |
1923 | 79b2ca83 | Michael Hanselmann | "Actual memory usage as seen by hypervisor"),
|
1924 | 111bf531 | Michael Hanselmann | IQ_LIVE, 0, _GetInstLiveData("memory")), |
1925 | 79b2ca83 | Michael Hanselmann | (_MakeField("oper_vcpus", "VCPUs", QFT_NUMBER, |
1926 | 79b2ca83 | Michael Hanselmann | "Actual number of VCPUs as seen by hypervisor"),
|
1927 | 111bf531 | Michael Hanselmann | IQ_LIVE, 0, _GetInstLiveData("vcpus")), |
1928 | 1c8addc6 | Michael Hanselmann | ]) |
1929 | 1c8addc6 | Michael Hanselmann | |
1930 | 79b2ca83 | Michael Hanselmann | # Status field
|
1931 | 79b2ca83 | Michael Hanselmann | status_values = (constants.INSTST_RUNNING, constants.INSTST_ADMINDOWN, |
1932 | 79b2ca83 | Michael Hanselmann | constants.INSTST_WRONGNODE, constants.INSTST_ERRORUP, |
1933 | 79b2ca83 | Michael Hanselmann | constants.INSTST_ERRORDOWN, constants.INSTST_NODEDOWN, |
1934 | 2e04d454 | Agata Murawska | constants.INSTST_NODEOFFLINE, constants.INSTST_ADMINOFFLINE) |
1935 | 79b2ca83 | Michael Hanselmann | status_doc = ("Instance status; \"%s\" if instance is set to be running"
|
1936 | 79b2ca83 | Michael Hanselmann | " and actually is, \"%s\" if instance is stopped and"
|
1937 | 79b2ca83 | Michael Hanselmann | " is not running, \"%s\" if instance running, but not on its"
|
1938 | 79b2ca83 | Michael Hanselmann | " designated primary node, \"%s\" if instance should be"
|
1939 | 79b2ca83 | Michael Hanselmann | " stopped, but is actually running, \"%s\" if instance should"
|
1940 | 79b2ca83 | Michael Hanselmann | " run, but doesn't, \"%s\" if instance's primary node is down,"
|
1941 | 2e04d454 | Agata Murawska | " \"%s\" if instance's primary node is marked offline,"
|
1942 | 2e04d454 | Agata Murawska | " \"%s\" if instance is offline and does not use dynamic"
|
1943 | 2e04d454 | Agata Murawska | " resources" % status_values)
|
1944 | 79b2ca83 | Michael Hanselmann | fields.append((_MakeField("status", "Status", QFT_TEXT, status_doc), |
1945 | 111bf531 | Michael Hanselmann | IQ_LIVE, 0, _GetInstStatus))
|
1946 | 79b2ca83 | Michael Hanselmann | assert set(status_values) == constants.INSTST_ALL, \ |
1947 | 79b2ca83 | Michael Hanselmann | "Status documentation mismatch"
|
1948 | 79b2ca83 | Michael Hanselmann | |
1949 | 4cc4d1fa | Michael Hanselmann | (network_fields, network_aliases) = _GetInstanceNetworkFields() |
1950 | 4cc4d1fa | Michael Hanselmann | |
1951 | 4cc4d1fa | Michael Hanselmann | fields.extend(network_fields) |
1952 | 1c8addc6 | Michael Hanselmann | fields.extend(_GetInstanceParameterFields()) |
1953 | 1c8addc6 | Michael Hanselmann | fields.extend(_GetInstanceDiskFields()) |
1954 | 145bea54 | Michael Hanselmann | fields.extend(_GetItemTimestampFields(IQ_CONFIG)) |
1955 | 1c8addc6 | Michael Hanselmann | |
1956 | e7e8037b | Iustin Pop | aliases = [ |
1957 | e7e8037b | Iustin Pop | ("vcpus", "be/vcpus"), |
1958 | 31d1791a | Guido Trotter | ("be/memory", "be/maxmem"), |
1959 | e7e8037b | Iustin Pop | ("sda_size", "disk.size/0"), |
1960 | e7e8037b | Iustin Pop | ("sdb_size", "disk.size/1"), |
1961 | 4cc4d1fa | Michael Hanselmann | ] + network_aliases |
1962 | e7e8037b | Iustin Pop | |
1963 | e7e8037b | Iustin Pop | return _PrepareFieldList(fields, aliases)
|
1964 | 1c8addc6 | Michael Hanselmann | |
1965 | 1c8addc6 | Michael Hanselmann | |
1966 | 24d16f76 | Michael Hanselmann | class LockQueryData: |
1967 | 24d16f76 | Michael Hanselmann | """Data container for lock data queries.
|
1968 | 24d16f76 | Michael Hanselmann |
|
1969 | 24d16f76 | Michael Hanselmann | """
|
1970 | 24d16f76 | Michael Hanselmann | def __init__(self, lockdata): |
1971 | 24d16f76 | Michael Hanselmann | """Initializes this class.
|
1972 | 24d16f76 | Michael Hanselmann |
|
1973 | 24d16f76 | Michael Hanselmann | """
|
1974 | 24d16f76 | Michael Hanselmann | self.lockdata = lockdata
|
1975 | 24d16f76 | Michael Hanselmann | |
1976 | 24d16f76 | Michael Hanselmann | def __iter__(self): |
1977 | 24d16f76 | Michael Hanselmann | """Iterate over all locks.
|
1978 | 24d16f76 | Michael Hanselmann |
|
1979 | 24d16f76 | Michael Hanselmann | """
|
1980 | 24d16f76 | Michael Hanselmann | return iter(self.lockdata) |
1981 | 24d16f76 | Michael Hanselmann | |
1982 | 24d16f76 | Michael Hanselmann | |
1983 | 24d16f76 | Michael Hanselmann | def _GetLockOwners(_, data): |
1984 | 24d16f76 | Michael Hanselmann | """Returns a sorted list of a lock's current owners.
|
1985 | 24d16f76 | Michael Hanselmann |
|
1986 | 24d16f76 | Michael Hanselmann | """
|
1987 | 24d16f76 | Michael Hanselmann | (_, _, owners, _) = data |
1988 | 24d16f76 | Michael Hanselmann | |
1989 | 24d16f76 | Michael Hanselmann | if owners:
|
1990 | 24d16f76 | Michael Hanselmann | owners = utils.NiceSort(owners) |
1991 | 24d16f76 | Michael Hanselmann | |
1992 | e2d188cc | Iustin Pop | return owners
|
1993 | 24d16f76 | Michael Hanselmann | |
1994 | 24d16f76 | Michael Hanselmann | |
1995 | 24d16f76 | Michael Hanselmann | def _GetLockPending(_, data): |
1996 | 24d16f76 | Michael Hanselmann | """Returns a sorted list of a lock's pending acquires.
|
1997 | 24d16f76 | Michael Hanselmann |
|
1998 | 24d16f76 | Michael Hanselmann | """
|
1999 | 24d16f76 | Michael Hanselmann | (_, _, _, pending) = data |
2000 | 24d16f76 | Michael Hanselmann | |
2001 | 24d16f76 | Michael Hanselmann | if pending:
|
2002 | 24d16f76 | Michael Hanselmann | pending = [(mode, utils.NiceSort(names)) |
2003 | 24d16f76 | Michael Hanselmann | for (mode, names) in pending] |
2004 | 24d16f76 | Michael Hanselmann | |
2005 | e2d188cc | Iustin Pop | return pending
|
2006 | 24d16f76 | Michael Hanselmann | |
2007 | 24d16f76 | Michael Hanselmann | |
2008 | 24d16f76 | Michael Hanselmann | def _BuildLockFields(): |
2009 | 24d16f76 | Michael Hanselmann | """Builds list of fields for lock queries.
|
2010 | 24d16f76 | Michael Hanselmann |
|
2011 | 24d16f76 | Michael Hanselmann | """
|
2012 | 24d16f76 | Michael Hanselmann | return _PrepareFieldList([
|
2013 | 111bf531 | Michael Hanselmann | # TODO: Lock names are not always hostnames. Should QFF_HOSTNAME be used?
|
2014 | 111bf531 | Michael Hanselmann | (_MakeField("name", "Name", QFT_TEXT, "Lock name"), None, 0, |
2015 | e2d188cc | Iustin Pop | lambda ctx, (name, mode, owners, pending): name),
|
2016 | 79b2ca83 | Michael Hanselmann | (_MakeField("mode", "Mode", QFT_OTHER, |
2017 | 79b2ca83 | Michael Hanselmann | "Mode in which the lock is currently acquired"
|
2018 | 79b2ca83 | Michael Hanselmann | " (exclusive or shared)"),
|
2019 | 111bf531 | Michael Hanselmann | LQ_MODE, 0, lambda ctx, (name, mode, owners, pending): mode), |
2020 | 79b2ca83 | Michael Hanselmann | (_MakeField("owner", "Owner", QFT_OTHER, "Current lock owner(s)"), |
2021 | 111bf531 | Michael Hanselmann | LQ_OWNER, 0, _GetLockOwners),
|
2022 | 79b2ca83 | Michael Hanselmann | (_MakeField("pending", "Pending", QFT_OTHER, |
2023 | 79b2ca83 | Michael Hanselmann | "Threads waiting for the lock"),
|
2024 | 111bf531 | Michael Hanselmann | LQ_PENDING, 0, _GetLockPending),
|
2025 | d63bd540 | Iustin Pop | ], []) |
2026 | 24d16f76 | Michael Hanselmann | |
2027 | 24d16f76 | Michael Hanselmann | |
2028 | 8e21cfc0 | Adeodato Simo | class GroupQueryData: |
2029 | 8e21cfc0 | Adeodato Simo | """Data container for node group data queries.
|
2030 | 8e21cfc0 | Adeodato Simo |
|
2031 | 8e21cfc0 | Adeodato Simo | """
|
2032 | 2c758845 | René Nussbaumer | def __init__(self, cluster, groups, group_to_nodes, group_to_instances, |
2033 | 2c758845 | René Nussbaumer | want_diskparams): |
2034 | 8e21cfc0 | Adeodato Simo | """Initializes this class.
|
2035 | 8e21cfc0 | Adeodato Simo |
|
2036 | edd49f9b | Agata Murawska | @param cluster: Cluster object
|
2037 | 8e21cfc0 | Adeodato Simo | @param groups: List of node group objects
|
2038 | 8e21cfc0 | Adeodato Simo | @type group_to_nodes: dict; group UUID as key
|
2039 | 8e21cfc0 | Adeodato Simo | @param group_to_nodes: Per-group list of nodes
|
2040 | 8e21cfc0 | Adeodato Simo | @type group_to_instances: dict; group UUID as key
|
2041 | 8e21cfc0 | Adeodato Simo | @param group_to_instances: Per-group list of (primary) instances
|
2042 | 2c758845 | René Nussbaumer | @type want_diskparams: bool
|
2043 | 2c758845 | René Nussbaumer | @param want_diskparams: Whether diskparamters should be calculated
|
2044 | 8e21cfc0 | Adeodato Simo |
|
2045 | 8e21cfc0 | Adeodato Simo | """
|
2046 | 8e21cfc0 | Adeodato Simo | self.groups = groups
|
2047 | 8e21cfc0 | Adeodato Simo | self.group_to_nodes = group_to_nodes
|
2048 | 8e21cfc0 | Adeodato Simo | self.group_to_instances = group_to_instances
|
2049 | edd49f9b | Agata Murawska | self.cluster = cluster
|
2050 | 2c758845 | René Nussbaumer | self.want_diskparams = want_diskparams
|
2051 | edd49f9b | Agata Murawska | |
2052 | edd49f9b | Agata Murawska | # Used for individual rows
|
2053 | edd49f9b | Agata Murawska | self.group_ipolicy = None |
2054 | 8930b0f0 | Iustin Pop | self.ndparams = None |
2055 | 2c758845 | René Nussbaumer | self.group_dp = None |
2056 | 8e21cfc0 | Adeodato Simo | |
2057 | 8e21cfc0 | Adeodato Simo | def __iter__(self): |
2058 | 8e21cfc0 | Adeodato Simo | """Iterate over all node groups.
|
2059 | 8e21cfc0 | Adeodato Simo |
|
2060 | edd49f9b | Agata Murawska | This function has side-effects and only one instance of the resulting
|
2061 | edd49f9b | Agata Murawska | generator should be used at a time.
|
2062 | edd49f9b | Agata Murawska |
|
2063 | 8e21cfc0 | Adeodato Simo | """
|
2064 | edd49f9b | Agata Murawska | for group in self.groups: |
2065 | edd49f9b | Agata Murawska | self.group_ipolicy = self.cluster.SimpleFillIPolicy(group.ipolicy) |
2066 | 8930b0f0 | Iustin Pop | self.ndparams = self.cluster.SimpleFillND(group.ndparams) |
2067 | 2c758845 | René Nussbaumer | if self.want_diskparams: |
2068 | 2c758845 | René Nussbaumer | self.group_dp = self.cluster.SimpleFillDP(group.diskparams) |
2069 | 2c758845 | René Nussbaumer | else:
|
2070 | 2c758845 | René Nussbaumer | self.group_dp = None |
2071 | edd49f9b | Agata Murawska | yield group
|
2072 | 8e21cfc0 | Adeodato Simo | |
2073 | 8e21cfc0 | Adeodato Simo | |
2074 | 8e21cfc0 | Adeodato Simo | _GROUP_SIMPLE_FIELDS = { |
2075 | 79b2ca83 | Michael Hanselmann | "alloc_policy": ("AllocPolicy", QFT_TEXT, "Allocation policy for group"), |
2076 | 79b2ca83 | Michael Hanselmann | "name": ("Group", QFT_TEXT, "Group name"), |
2077 | 79b2ca83 | Michael Hanselmann | "serial_no": ("SerialNo", QFT_NUMBER, _SERIAL_NO_DOC % "Group"), |
2078 | 79b2ca83 | Michael Hanselmann | "uuid": ("UUID", QFT_TEXT, "Group UUID"), |
2079 | 8e21cfc0 | Adeodato Simo | } |
2080 | 8e21cfc0 | Adeodato Simo | |
2081 | 8e21cfc0 | Adeodato Simo | |
2082 | 8e21cfc0 | Adeodato Simo | def _BuildGroupFields(): |
2083 | 8e21cfc0 | Adeodato Simo | """Builds list of fields for node group queries.
|
2084 | 8e21cfc0 | Adeodato Simo |
|
2085 | 8e21cfc0 | Adeodato Simo | """
|
2086 | 8e21cfc0 | Adeodato Simo | # Add simple fields
|
2087 | 111bf531 | Michael Hanselmann | fields = [(_MakeField(name, title, kind, doc), GQ_CONFIG, 0,
|
2088 | 111bf531 | Michael Hanselmann | _GetItemAttr(name)) |
2089 | 79b2ca83 | Michael Hanselmann | for (name, (title, kind, doc)) in _GROUP_SIMPLE_FIELDS.items()] |
2090 | 8e21cfc0 | Adeodato Simo | |
2091 | 8e21cfc0 | Adeodato Simo | def _GetLength(getter): |
2092 | e2d188cc | Iustin Pop | return lambda ctx, group: len(getter(ctx)[group.uuid]) |
2093 | 8e21cfc0 | Adeodato Simo | |
2094 | 8e21cfc0 | Adeodato Simo | def _GetSortedList(getter): |
2095 | e2d188cc | Iustin Pop | return lambda ctx, group: utils.NiceSort(getter(ctx)[group.uuid]) |
2096 | 8e21cfc0 | Adeodato Simo | |
2097 | 8e21cfc0 | Adeodato Simo | group_to_nodes = operator.attrgetter("group_to_nodes")
|
2098 | 8e21cfc0 | Adeodato Simo | group_to_instances = operator.attrgetter("group_to_instances")
|
2099 | 8e21cfc0 | Adeodato Simo | |
2100 | 8e21cfc0 | Adeodato Simo | # Add fields for nodes
|
2101 | 8e21cfc0 | Adeodato Simo | fields.extend([ |
2102 | 79b2ca83 | Michael Hanselmann | (_MakeField("node_cnt", "Nodes", QFT_NUMBER, "Number of nodes"), |
2103 | 111bf531 | Michael Hanselmann | GQ_NODE, 0, _GetLength(group_to_nodes)),
|
2104 | 79b2ca83 | Michael Hanselmann | (_MakeField("node_list", "NodeList", QFT_OTHER, "List of nodes"), |
2105 | 111bf531 | Michael Hanselmann | GQ_NODE, 0, _GetSortedList(group_to_nodes)),
|
2106 | 8e21cfc0 | Adeodato Simo | ]) |
2107 | 8e21cfc0 | Adeodato Simo | |
2108 | 8e21cfc0 | Adeodato Simo | # Add fields for instances
|
2109 | 8e21cfc0 | Adeodato Simo | fields.extend([ |
2110 | 79b2ca83 | Michael Hanselmann | (_MakeField("pinst_cnt", "Instances", QFT_NUMBER, |
2111 | 79b2ca83 | Michael Hanselmann | "Number of primary instances"),
|
2112 | 111bf531 | Michael Hanselmann | GQ_INST, 0, _GetLength(group_to_instances)),
|
2113 | 79b2ca83 | Michael Hanselmann | (_MakeField("pinst_list", "InstanceList", QFT_OTHER, |
2114 | 79b2ca83 | Michael Hanselmann | "List of primary instances"),
|
2115 | 111bf531 | Michael Hanselmann | GQ_INST, 0, _GetSortedList(group_to_instances)),
|
2116 | 8e21cfc0 | Adeodato Simo | ]) |
2117 | 8e21cfc0 | Adeodato Simo | |
2118 | 1ffd2673 | Michael Hanselmann | # Other fields
|
2119 | 1ffd2673 | Michael Hanselmann | fields.extend([ |
2120 | 1ffd2673 | Michael Hanselmann | (_MakeField("tags", "Tags", QFT_OTHER, "Tags"), GQ_CONFIG, 0, |
2121 | 1ffd2673 | Michael Hanselmann | lambda ctx, group: list(group.GetTags())), |
2122 | edd49f9b | Agata Murawska | (_MakeField("ipolicy", "InstancePolicy", QFT_OTHER, |
2123 | edd49f9b | Agata Murawska | "Instance policy limitations (merged)"),
|
2124 | edd49f9b | Agata Murawska | GQ_CONFIG, 0, lambda ctx, _: ctx.group_ipolicy), |
2125 | edd49f9b | Agata Murawska | (_MakeField("custom_ipolicy", "CustomInstancePolicy", QFT_OTHER, |
2126 | edd49f9b | Agata Murawska | "Custom instance policy limitations"),
|
2127 | edd49f9b | Agata Murawska | GQ_CONFIG, 0, _GetItemAttr("ipolicy")), |
2128 | 8930b0f0 | Iustin Pop | (_MakeField("custom_ndparams", "CustomNDParams", QFT_OTHER, |
2129 | 8930b0f0 | Iustin Pop | "Custom node parameters"),
|
2130 | 8930b0f0 | Iustin Pop | GQ_CONFIG, 0, _GetItemAttr("ndparams")), |
2131 | 8930b0f0 | Iustin Pop | (_MakeField("ndparams", "NDParams", QFT_OTHER, |
2132 | 8930b0f0 | Iustin Pop | "Node parameters"),
|
2133 | 8930b0f0 | Iustin Pop | GQ_CONFIG, 0, lambda ctx, _: ctx.ndparams), |
2134 | 2c758845 | René Nussbaumer | (_MakeField("diskparams", "DiskParameters", QFT_OTHER, |
2135 | 2c758845 | René Nussbaumer | "Disk parameters (merged)"),
|
2136 | 2c758845 | René Nussbaumer | GQ_DISKPARAMS, 0, lambda ctx, _: ctx.group_dp), |
2137 | 2c758845 | René Nussbaumer | (_MakeField("custom_diskparams", "CustomDiskParameters", QFT_OTHER, |
2138 | 2c758845 | René Nussbaumer | "Custom disk parameters"),
|
2139 | 2c758845 | René Nussbaumer | GQ_CONFIG, 0, _GetItemAttr("diskparams")), |
2140 | 1ffd2673 | Michael Hanselmann | ]) |
2141 | 1ffd2673 | Michael Hanselmann | |
2142 | 8930b0f0 | Iustin Pop | # ND parameters
|
2143 | 8930b0f0 | Iustin Pop | fields.extend(_BuildNDFields(True))
|
2144 | 8930b0f0 | Iustin Pop | |
2145 | 8e21cfc0 | Adeodato Simo | fields.extend(_GetItemTimestampFields(GQ_CONFIG)) |
2146 | 8e21cfc0 | Adeodato Simo | |
2147 | d63bd540 | Iustin Pop | return _PrepareFieldList(fields, [])
|
2148 | 8e21cfc0 | Adeodato Simo | |
2149 | 8e21cfc0 | Adeodato Simo | |
2150 | be3a4b14 | Michael Hanselmann | class OsInfo(objects.ConfigObject): |
2151 | be3a4b14 | Michael Hanselmann | __slots__ = [ |
2152 | be3a4b14 | Michael Hanselmann | "name",
|
2153 | be3a4b14 | Michael Hanselmann | "valid",
|
2154 | be3a4b14 | Michael Hanselmann | "hidden",
|
2155 | be3a4b14 | Michael Hanselmann | "blacklisted",
|
2156 | be3a4b14 | Michael Hanselmann | "variants",
|
2157 | be3a4b14 | Michael Hanselmann | "api_versions",
|
2158 | be3a4b14 | Michael Hanselmann | "parameters",
|
2159 | be3a4b14 | Michael Hanselmann | "node_status",
|
2160 | be3a4b14 | Michael Hanselmann | ] |
2161 | be3a4b14 | Michael Hanselmann | |
2162 | be3a4b14 | Michael Hanselmann | |
2163 | be3a4b14 | Michael Hanselmann | def _BuildOsFields(): |
2164 | be3a4b14 | Michael Hanselmann | """Builds list of fields for operating system queries.
|
2165 | be3a4b14 | Michael Hanselmann |
|
2166 | be3a4b14 | Michael Hanselmann | """
|
2167 | be3a4b14 | Michael Hanselmann | fields = [ |
2168 | be3a4b14 | Michael Hanselmann | (_MakeField("name", "Name", QFT_TEXT, "Operating system name"), |
2169 | be3a4b14 | Michael Hanselmann | None, 0, _GetItemAttr("name")), |
2170 | be3a4b14 | Michael Hanselmann | (_MakeField("valid", "Valid", QFT_BOOL, |
2171 | be3a4b14 | Michael Hanselmann | "Whether operating system definition is valid"),
|
2172 | be3a4b14 | Michael Hanselmann | None, 0, _GetItemAttr("valid")), |
2173 | be3a4b14 | Michael Hanselmann | (_MakeField("hidden", "Hidden", QFT_BOOL, |
2174 | be3a4b14 | Michael Hanselmann | "Whether operating system is hidden"),
|
2175 | be3a4b14 | Michael Hanselmann | None, 0, _GetItemAttr("hidden")), |
2176 | be3a4b14 | Michael Hanselmann | (_MakeField("blacklisted", "Blacklisted", QFT_BOOL, |
2177 | be3a4b14 | Michael Hanselmann | "Whether operating system is blacklisted"),
|
2178 | be3a4b14 | Michael Hanselmann | None, 0, _GetItemAttr("blacklisted")), |
2179 | be3a4b14 | Michael Hanselmann | (_MakeField("variants", "Variants", QFT_OTHER, |
2180 | be3a4b14 | Michael Hanselmann | "Operating system variants"),
|
2181 | be3a4b14 | Michael Hanselmann | None, 0, _ConvWrap(utils.NiceSort, _GetItemAttr("variants"))), |
2182 | be3a4b14 | Michael Hanselmann | (_MakeField("api_versions", "ApiVersions", QFT_OTHER, |
2183 | be3a4b14 | Michael Hanselmann | "Operating system API versions"),
|
2184 | be3a4b14 | Michael Hanselmann | None, 0, _ConvWrap(sorted, _GetItemAttr("api_versions"))), |
2185 | be3a4b14 | Michael Hanselmann | (_MakeField("parameters", "Parameters", QFT_OTHER, |
2186 | be3a4b14 | Michael Hanselmann | "Operating system parameters"),
|
2187 | eb62069e | Iustin Pop | None, 0, _ConvWrap(compat.partial(utils.NiceSort, key=compat.fst), |
2188 | 6ae1fade | Iustin Pop | _GetItemAttr("parameters"))),
|
2189 | be3a4b14 | Michael Hanselmann | (_MakeField("node_status", "NodeStatus", QFT_OTHER, |
2190 | be3a4b14 | Michael Hanselmann | "Status from node"),
|
2191 | be3a4b14 | Michael Hanselmann | None, 0, _GetItemAttr("node_status")), |
2192 | be3a4b14 | Michael Hanselmann | ] |
2193 | be3a4b14 | Michael Hanselmann | |
2194 | be3a4b14 | Michael Hanselmann | return _PrepareFieldList(fields, [])
|
2195 | be3a4b14 | Michael Hanselmann | |
2196 | be3a4b14 | Michael Hanselmann | |
2197 | 9665bb3a | Michael Hanselmann | def _JobUnavailInner(fn, ctx, (job_id, job)): # pylint: disable=W0613 |
2198 | 9665bb3a | Michael Hanselmann | """Return L{_FS_UNAVAIL} if job is None.
|
2199 | 9665bb3a | Michael Hanselmann |
|
2200 | 9665bb3a | Michael Hanselmann | When listing specifc jobs (e.g. "gnt-job list 1 2 3"), a job may not be
|
2201 | 9665bb3a | Michael Hanselmann | found, in which case this function converts it to L{_FS_UNAVAIL}.
|
2202 | 9665bb3a | Michael Hanselmann |
|
2203 | 9665bb3a | Michael Hanselmann | """
|
2204 | 9665bb3a | Michael Hanselmann | if job is None: |
2205 | 9665bb3a | Michael Hanselmann | return _FS_UNAVAIL
|
2206 | 9665bb3a | Michael Hanselmann | else:
|
2207 | 9665bb3a | Michael Hanselmann | return fn(job)
|
2208 | 9665bb3a | Michael Hanselmann | |
2209 | 9665bb3a | Michael Hanselmann | |
2210 | 9665bb3a | Michael Hanselmann | def _JobUnavail(inner): |
2211 | 9665bb3a | Michael Hanselmann | """Wrapper for L{_JobUnavailInner}.
|
2212 | 9665bb3a | Michael Hanselmann |
|
2213 | 9665bb3a | Michael Hanselmann | """
|
2214 | 9665bb3a | Michael Hanselmann | return compat.partial(_JobUnavailInner, inner)
|
2215 | 9665bb3a | Michael Hanselmann | |
2216 | 9665bb3a | Michael Hanselmann | |
2217 | 9665bb3a | Michael Hanselmann | def _PerJobOpInner(fn, job): |
2218 | 9665bb3a | Michael Hanselmann | """Executes a function per opcode in a job.
|
2219 | 9665bb3a | Michael Hanselmann |
|
2220 | 9665bb3a | Michael Hanselmann | """
|
2221 | 9665bb3a | Michael Hanselmann | return map(fn, job.ops) |
2222 | 9665bb3a | Michael Hanselmann | |
2223 | 9665bb3a | Michael Hanselmann | |
2224 | 9665bb3a | Michael Hanselmann | def _PerJobOp(fn): |
2225 | 9665bb3a | Michael Hanselmann | """Wrapper for L{_PerJobOpInner}.
|
2226 | 9665bb3a | Michael Hanselmann |
|
2227 | 9665bb3a | Michael Hanselmann | """
|
2228 | 9665bb3a | Michael Hanselmann | return _JobUnavail(compat.partial(_PerJobOpInner, fn))
|
2229 | 9665bb3a | Michael Hanselmann | |
2230 | 9665bb3a | Michael Hanselmann | |
2231 | 9665bb3a | Michael Hanselmann | def _JobTimestampInner(fn, job): |
2232 | 9665bb3a | Michael Hanselmann | """Converts unavailable timestamp to L{_FS_UNAVAIL}.
|
2233 | 9665bb3a | Michael Hanselmann |
|
2234 | 9665bb3a | Michael Hanselmann | """
|
2235 | 9665bb3a | Michael Hanselmann | timestamp = fn(job) |
2236 | 9665bb3a | Michael Hanselmann | |
2237 | 9665bb3a | Michael Hanselmann | if timestamp is None: |
2238 | 9665bb3a | Michael Hanselmann | return _FS_UNAVAIL
|
2239 | 9665bb3a | Michael Hanselmann | else:
|
2240 | 9665bb3a | Michael Hanselmann | return timestamp
|
2241 | 9665bb3a | Michael Hanselmann | |
2242 | 9665bb3a | Michael Hanselmann | |
2243 | 9665bb3a | Michael Hanselmann | def _JobTimestamp(fn): |
2244 | 9665bb3a | Michael Hanselmann | """Wrapper for L{_JobTimestampInner}.
|
2245 | 9665bb3a | Michael Hanselmann |
|
2246 | 9665bb3a | Michael Hanselmann | """
|
2247 | 9665bb3a | Michael Hanselmann | return _JobUnavail(compat.partial(_JobTimestampInner, fn))
|
2248 | 9665bb3a | Michael Hanselmann | |
2249 | 9665bb3a | Michael Hanselmann | |
2250 | 9665bb3a | Michael Hanselmann | def _BuildJobFields(): |
2251 | 9665bb3a | Michael Hanselmann | """Builds list of fields for job queries.
|
2252 | 9665bb3a | Michael Hanselmann |
|
2253 | 9665bb3a | Michael Hanselmann | """
|
2254 | 9665bb3a | Michael Hanselmann | fields = [ |
2255 | 76b62028 | Iustin Pop | (_MakeField("id", "ID", QFT_NUMBER, "Job ID"), |
2256 | 526f866b | Michael Hanselmann | None, QFF_JOB_ID, lambda _, (job_id, job): job_id), |
2257 | 9665bb3a | Michael Hanselmann | (_MakeField("status", "Status", QFT_TEXT, "Job status"), |
2258 | 9665bb3a | Michael Hanselmann | None, 0, _JobUnavail(lambda job: job.CalcStatus())), |
2259 | 9665bb3a | Michael Hanselmann | (_MakeField("priority", "Priority", QFT_NUMBER, |
2260 | 9665bb3a | Michael Hanselmann | ("Current job priority (%s to %s)" %
|
2261 | 9665bb3a | Michael Hanselmann | (constants.OP_PRIO_LOWEST, constants.OP_PRIO_HIGHEST))), |
2262 | 9665bb3a | Michael Hanselmann | None, 0, _JobUnavail(lambda job: job.CalcPriority())), |
2263 | 0422250e | Michael Hanselmann | (_MakeField("archived", "Archived", QFT_BOOL, "Whether job is archived"), |
2264 | 0422250e | Michael Hanselmann | JQ_ARCHIVED, 0, lambda _, (job_id, job): job.archived), |
2265 | 9665bb3a | Michael Hanselmann | (_MakeField("ops", "OpCodes", QFT_OTHER, "List of all opcodes"), |
2266 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(lambda op: op.input.__getstate__())), |
2267 | 9665bb3a | Michael Hanselmann | (_MakeField("opresult", "OpCode_result", QFT_OTHER, |
2268 | 9665bb3a | Michael Hanselmann | "List of opcodes results"),
|
2269 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("result"))), |
2270 | 9665bb3a | Michael Hanselmann | (_MakeField("opstatus", "OpCode_status", QFT_OTHER, |
2271 | 9665bb3a | Michael Hanselmann | "List of opcodes status"),
|
2272 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("status"))), |
2273 | 9665bb3a | Michael Hanselmann | (_MakeField("oplog", "OpCode_log", QFT_OTHER, |
2274 | 9665bb3a | Michael Hanselmann | "List of opcode output logs"),
|
2275 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("log"))), |
2276 | 9665bb3a | Michael Hanselmann | (_MakeField("opstart", "OpCode_start", QFT_OTHER, |
2277 | 9665bb3a | Michael Hanselmann | "List of opcode start timestamps (before acquiring locks)"),
|
2278 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("start_timestamp"))), |
2279 | 9665bb3a | Michael Hanselmann | (_MakeField("opexec", "OpCode_exec", QFT_OTHER, |
2280 | 9665bb3a | Michael Hanselmann | "List of opcode execution start timestamps (after acquiring"
|
2281 | 9665bb3a | Michael Hanselmann | " locks)"),
|
2282 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("exec_timestamp"))), |
2283 | 9665bb3a | Michael Hanselmann | (_MakeField("opend", "OpCode_end", QFT_OTHER, |
2284 | 9665bb3a | Michael Hanselmann | "List of opcode execution end timestamps"),
|
2285 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("end_timestamp"))), |
2286 | 9665bb3a | Michael Hanselmann | (_MakeField("oppriority", "OpCode_prio", QFT_OTHER, |
2287 | 9665bb3a | Michael Hanselmann | "List of opcode priorities"),
|
2288 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(operator.attrgetter("priority"))), |
2289 | 9665bb3a | Michael Hanselmann | (_MakeField("summary", "Summary", QFT_OTHER, |
2290 | 9665bb3a | Michael Hanselmann | "List of per-opcode summaries"),
|
2291 | 9665bb3a | Michael Hanselmann | None, 0, _PerJobOp(lambda op: op.input.Summary())), |
2292 | 9665bb3a | Michael Hanselmann | ] |
2293 | 9665bb3a | Michael Hanselmann | |
2294 | 526f866b | Michael Hanselmann | # Timestamp fields
|
2295 | 526f866b | Michael Hanselmann | for (name, attr, title, desc) in [ |
2296 | 526f866b | Michael Hanselmann | ("received_ts", "received_timestamp", "Received", |
2297 | 526f866b | Michael Hanselmann | "Timestamp of when job was received"),
|
2298 | 526f866b | Michael Hanselmann | ("start_ts", "start_timestamp", "Start", "Timestamp of job start"), |
2299 | 526f866b | Michael Hanselmann | ("end_ts", "end_timestamp", "End", "Timestamp of job end"), |
2300 | 526f866b | Michael Hanselmann | ]: |
2301 | 526f866b | Michael Hanselmann | getter = operator.attrgetter(attr) |
2302 | 526f866b | Michael Hanselmann | fields.extend([ |
2303 | 526f866b | Michael Hanselmann | (_MakeField(name, title, QFT_OTHER, |
2304 | 526f866b | Michael Hanselmann | "%s (tuple containing seconds and microseconds)" % desc),
|
2305 | 526f866b | Michael Hanselmann | None, QFF_SPLIT_TIMESTAMP, _JobTimestamp(getter)),
|
2306 | 526f866b | Michael Hanselmann | ]) |
2307 | 526f866b | Michael Hanselmann | |
2308 | 9665bb3a | Michael Hanselmann | return _PrepareFieldList(fields, [])
|
2309 | 9665bb3a | Michael Hanselmann | |
2310 | 9665bb3a | Michael Hanselmann | |
2311 | 0fdf247d | Michael Hanselmann | def _GetExportName(_, (node_name, expname)): # pylint: disable=W0613 |
2312 | 0fdf247d | Michael Hanselmann | """Returns an export name if available.
|
2313 | 0fdf247d | Michael Hanselmann |
|
2314 | 0fdf247d | Michael Hanselmann | """
|
2315 | 0fdf247d | Michael Hanselmann | if expname is None: |
2316 | 0fdf247d | Michael Hanselmann | return _FS_UNAVAIL
|
2317 | 0fdf247d | Michael Hanselmann | else:
|
2318 | 0fdf247d | Michael Hanselmann | return expname
|
2319 | 0fdf247d | Michael Hanselmann | |
2320 | 0fdf247d | Michael Hanselmann | |
2321 | 0fdf247d | Michael Hanselmann | def _BuildExportFields(): |
2322 | 0fdf247d | Michael Hanselmann | """Builds list of fields for exports.
|
2323 | 0fdf247d | Michael Hanselmann |
|
2324 | 0fdf247d | Michael Hanselmann | """
|
2325 | 0fdf247d | Michael Hanselmann | fields = [ |
2326 | 0fdf247d | Michael Hanselmann | (_MakeField("node", "Node", QFT_TEXT, "Node name"), |
2327 | 0fdf247d | Michael Hanselmann | None, QFF_HOSTNAME, lambda _, (node_name, expname): node_name), |
2328 | 0fdf247d | Michael Hanselmann | (_MakeField("export", "Export", QFT_TEXT, "Export name"), |
2329 | 0fdf247d | Michael Hanselmann | None, 0, _GetExportName), |
2330 | 0fdf247d | Michael Hanselmann | ] |
2331 | 0fdf247d | Michael Hanselmann | |
2332 | 0fdf247d | Michael Hanselmann | return _PrepareFieldList(fields, [])
|
2333 | 0fdf247d | Michael Hanselmann | |
2334 | 0fdf247d | Michael Hanselmann | |
2335 | dff5f600 | Michael Hanselmann | _CLUSTER_VERSION_FIELDS = { |
2336 | dff5f600 | Michael Hanselmann | "software_version": ("SoftwareVersion", QFT_TEXT, constants.RELEASE_VERSION, |
2337 | dff5f600 | Michael Hanselmann | "Software version"),
|
2338 | dff5f600 | Michael Hanselmann | "protocol_version": ("ProtocolVersion", QFT_NUMBER, |
2339 | dff5f600 | Michael Hanselmann | constants.PROTOCOL_VERSION, |
2340 | dff5f600 | Michael Hanselmann | "RPC protocol version"),
|
2341 | dff5f600 | Michael Hanselmann | "config_version": ("ConfigVersion", QFT_NUMBER, constants.CONFIG_VERSION, |
2342 | dff5f600 | Michael Hanselmann | "Configuration format version"),
|
2343 | dff5f600 | Michael Hanselmann | "os_api_version": ("OsApiVersion", QFT_NUMBER, max(constants.OS_API_VERSIONS), |
2344 | dff5f600 | Michael Hanselmann | "API version for OS template scripts"),
|
2345 | dff5f600 | Michael Hanselmann | "export_version": ("ExportVersion", QFT_NUMBER, constants.EXPORT_VERSION, |
2346 | dff5f600 | Michael Hanselmann | "Import/export file format version"),
|
2347 | dff5f600 | Michael Hanselmann | } |
2348 | dff5f600 | Michael Hanselmann | |
2349 | dff5f600 | Michael Hanselmann | |
2350 | dff5f600 | Michael Hanselmann | _CLUSTER_SIMPLE_FIELDS = { |
2351 | dff5f600 | Michael Hanselmann | "cluster_name": ("Name", QFT_TEXT, QFF_HOSTNAME, "Cluster name"), |
2352 | dff5f600 | Michael Hanselmann | "master_node": ("Master", QFT_TEXT, QFF_HOSTNAME, "Master node name"), |
2353 | dff5f600 | Michael Hanselmann | "volume_group_name": ("VgName", QFT_TEXT, 0, "LVM volume group name"), |
2354 | dff5f600 | Michael Hanselmann | } |
2355 | dff5f600 | Michael Hanselmann | |
2356 | dff5f600 | Michael Hanselmann | |
2357 | dff5f600 | Michael Hanselmann | class ClusterQueryData: |
2358 | dff5f600 | Michael Hanselmann | def __init__(self, cluster, drain_flag, watcher_pause): |
2359 | dff5f600 | Michael Hanselmann | """Initializes this class.
|
2360 | dff5f600 | Michael Hanselmann |
|
2361 | dff5f600 | Michael Hanselmann | @type cluster: L{objects.Cluster}
|
2362 | dff5f600 | Michael Hanselmann | @param cluster: Instance of cluster object
|
2363 | dff5f600 | Michael Hanselmann | @type drain_flag: bool
|
2364 | dff5f600 | Michael Hanselmann | @param drain_flag: Whether job queue is drained
|
2365 | dff5f600 | Michael Hanselmann | @type watcher_pause: number
|
2366 | dff5f600 | Michael Hanselmann | @param watcher_pause: Until when watcher is paused (Unix timestamp)
|
2367 | dff5f600 | Michael Hanselmann |
|
2368 | dff5f600 | Michael Hanselmann | """
|
2369 | dff5f600 | Michael Hanselmann | self._cluster = cluster
|
2370 | dff5f600 | Michael Hanselmann | self.drain_flag = drain_flag
|
2371 | dff5f600 | Michael Hanselmann | self.watcher_pause = watcher_pause
|
2372 | dff5f600 | Michael Hanselmann | |
2373 | dff5f600 | Michael Hanselmann | def __iter__(self): |
2374 | dff5f600 | Michael Hanselmann | return iter([self._cluster]) |
2375 | dff5f600 | Michael Hanselmann | |
2376 | dff5f600 | Michael Hanselmann | |
2377 | dff5f600 | Michael Hanselmann | def _ClusterWatcherPause(ctx, _): |
2378 | dff5f600 | Michael Hanselmann | """Returns until when watcher is paused (if available).
|
2379 | dff5f600 | Michael Hanselmann |
|
2380 | dff5f600 | Michael Hanselmann | """
|
2381 | dff5f600 | Michael Hanselmann | if ctx.watcher_pause is None: |
2382 | dff5f600 | Michael Hanselmann | return _FS_UNAVAIL
|
2383 | dff5f600 | Michael Hanselmann | else:
|
2384 | dff5f600 | Michael Hanselmann | return ctx.watcher_pause
|
2385 | dff5f600 | Michael Hanselmann | |
2386 | dff5f600 | Michael Hanselmann | |
2387 | dff5f600 | Michael Hanselmann | def _BuildClusterFields(): |
2388 | dff5f600 | Michael Hanselmann | """Builds list of fields for cluster information.
|
2389 | dff5f600 | Michael Hanselmann |
|
2390 | dff5f600 | Michael Hanselmann | """
|
2391 | dff5f600 | Michael Hanselmann | fields = [ |
2392 | dff5f600 | Michael Hanselmann | (_MakeField("tags", "Tags", QFT_OTHER, "Tags"), CQ_CONFIG, 0, |
2393 | dff5f600 | Michael Hanselmann | lambda ctx, cluster: list(cluster.GetTags())), |
2394 | dff5f600 | Michael Hanselmann | (_MakeField("architecture", "ArchInfo", QFT_OTHER, |
2395 | dff5f600 | Michael Hanselmann | "Architecture information"), None, 0, |
2396 | dff5f600 | Michael Hanselmann | lambda ctx, _: runtime.GetArchInfo()),
|
2397 | dff5f600 | Michael Hanselmann | (_MakeField("drain_flag", "QueueDrained", QFT_BOOL, |
2398 | dff5f600 | Michael Hanselmann | "Flag whether job queue is drained"), CQ_QUEUE_DRAINED, 0, |
2399 | dff5f600 | Michael Hanselmann | lambda ctx, _: ctx.drain_flag),
|
2400 | dff5f600 | Michael Hanselmann | (_MakeField("watcher_pause", "WatcherPause", QFT_TIMESTAMP, |
2401 | dff5f600 | Michael Hanselmann | "Until when watcher is paused"), CQ_WATCHER_PAUSE, 0, |
2402 | dff5f600 | Michael Hanselmann | _ClusterWatcherPause), |
2403 | dff5f600 | Michael Hanselmann | ] |
2404 | dff5f600 | Michael Hanselmann | |
2405 | dff5f600 | Michael Hanselmann | # Simple fields
|
2406 | dff5f600 | Michael Hanselmann | fields.extend([ |
2407 | dff5f600 | Michael Hanselmann | (_MakeField(name, title, kind, doc), CQ_CONFIG, flags, _GetItemAttr(name)) |
2408 | dff5f600 | Michael Hanselmann | for (name, (title, kind, flags, doc)) in _CLUSTER_SIMPLE_FIELDS.items() |
2409 | dff5f600 | Michael Hanselmann | ]) |
2410 | dff5f600 | Michael Hanselmann | |
2411 | dff5f600 | Michael Hanselmann | # Version fields
|
2412 | dff5f600 | Michael Hanselmann | fields.extend([ |
2413 | dff5f600 | Michael Hanselmann | (_MakeField(name, title, kind, doc), None, 0, _StaticValue(value)) |
2414 | dff5f600 | Michael Hanselmann | for (name, (title, kind, value, doc)) in _CLUSTER_VERSION_FIELDS.items() |
2415 | dff5f600 | Michael Hanselmann | ]) |
2416 | dff5f600 | Michael Hanselmann | |
2417 | dff5f600 | Michael Hanselmann | # Add timestamps
|
2418 | dff5f600 | Michael Hanselmann | fields.extend(_GetItemTimestampFields(CQ_CONFIG)) |
2419 | dff5f600 | Michael Hanselmann | |
2420 | dff5f600 | Michael Hanselmann | return _PrepareFieldList(fields, [
|
2421 | dff5f600 | Michael Hanselmann | ("name", "cluster_name"), |
2422 | dff5f600 | Michael Hanselmann | ]) |
2423 | dff5f600 | Michael Hanselmann | |
2424 | dff5f600 | Michael Hanselmann | |
2425 | dff5f600 | Michael Hanselmann | #: Fields for cluster information
|
2426 | dff5f600 | Michael Hanselmann | CLUSTER_FIELDS = _BuildClusterFields() |
2427 | dff5f600 | Michael Hanselmann | |
2428 | 8235fe04 | Michael Hanselmann | #: Fields available for node queries
|
2429 | 8235fe04 | Michael Hanselmann | NODE_FIELDS = _BuildNodeFields() |
2430 | 1c8addc6 | Michael Hanselmann | |
2431 | 1c8addc6 | Michael Hanselmann | #: Fields available for instance queries
|
2432 | 1c8addc6 | Michael Hanselmann | INSTANCE_FIELDS = _BuildInstanceFields() |
2433 | 24d16f76 | Michael Hanselmann | |
2434 | 24d16f76 | Michael Hanselmann | #: Fields available for lock queries
|
2435 | 24d16f76 | Michael Hanselmann | LOCK_FIELDS = _BuildLockFields() |
2436 | e571ee44 | Adeodato Simo | |
2437 | 8e21cfc0 | Adeodato Simo | #: Fields available for node group queries
|
2438 | 8e21cfc0 | Adeodato Simo | GROUP_FIELDS = _BuildGroupFields() |
2439 | 8e21cfc0 | Adeodato Simo | |
2440 | be3a4b14 | Michael Hanselmann | #: Fields available for operating system queries
|
2441 | be3a4b14 | Michael Hanselmann | OS_FIELDS = _BuildOsFields() |
2442 | be3a4b14 | Michael Hanselmann | |
2443 | 9665bb3a | Michael Hanselmann | #: Fields available for job queries
|
2444 | 9665bb3a | Michael Hanselmann | JOB_FIELDS = _BuildJobFields() |
2445 | 9665bb3a | Michael Hanselmann | |
2446 | 0fdf247d | Michael Hanselmann | #: Fields available for exports
|
2447 | 0fdf247d | Michael Hanselmann | EXPORT_FIELDS = _BuildExportFields() |
2448 | 0fdf247d | Michael Hanselmann | |
2449 | 95eb4188 | Michael Hanselmann | #: All available resources
|
2450 | 95eb4188 | Michael Hanselmann | ALL_FIELDS = { |
2451 | dff5f600 | Michael Hanselmann | constants.QR_CLUSTER: CLUSTER_FIELDS, |
2452 | 95eb4188 | Michael Hanselmann | constants.QR_INSTANCE: INSTANCE_FIELDS, |
2453 | 95eb4188 | Michael Hanselmann | constants.QR_NODE: NODE_FIELDS, |
2454 | 95eb4188 | Michael Hanselmann | constants.QR_LOCK: LOCK_FIELDS, |
2455 | 95eb4188 | Michael Hanselmann | constants.QR_GROUP: GROUP_FIELDS, |
2456 | be3a4b14 | Michael Hanselmann | constants.QR_OS: OS_FIELDS, |
2457 | 9665bb3a | Michael Hanselmann | constants.QR_JOB: JOB_FIELDS, |
2458 | 0fdf247d | Michael Hanselmann | constants.QR_EXPORT: EXPORT_FIELDS, |
2459 | 95eb4188 | Michael Hanselmann | } |
2460 | 95eb4188 | Michael Hanselmann | |
2461 | e571ee44 | Adeodato Simo | #: All available field lists
|
2462 | 95eb4188 | Michael Hanselmann | ALL_FIELD_LISTS = ALL_FIELDS.values() |