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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 | 4ca96421 | Michael Hanselmann | # Copyright (C) 2010 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 | 8f8ce6d1 | Michael Hanselmann | - Data request type, see e.g. C{NQ_*}
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36 | 8f8ce6d1 | Michael Hanselmann | - A retrieval function, see L{Query.__init__} for description
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37 | 8f8ce6d1 | Michael Hanselmann | - Pass list of fields through L{_PrepareFieldList} for preparation and
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38 | 8f8ce6d1 | Michael Hanselmann | checks
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39 | 8f8ce6d1 | Michael Hanselmann | - Instantiate L{Query} with prepared field list definition and selected fields
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40 | 8f8ce6d1 | Michael Hanselmann | - Call L{Query.RequestedData} to determine what data to collect/compute
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41 | 8f8ce6d1 | Michael Hanselmann | - Call L{Query.Query} or L{Query.OldStyleQuery} with collected data and use
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42 | 8f8ce6d1 | Michael Hanselmann | result
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43 | 8f8ce6d1 | Michael Hanselmann | - Data container must support iteration using C{__iter__}
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44 | 8f8ce6d1 | Michael Hanselmann | - Items are passed to retrieval functions and can have any format
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45 | 8f8ce6d1 | Michael Hanselmann | - Call L{Query.GetFields} to get list of definitions for selected fields
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46 | 8f8ce6d1 | Michael Hanselmann |
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47 | 8f8ce6d1 | Michael Hanselmann | @attention: Retrieval functions must be idempotent. They can be called multiple
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48 | 8f8ce6d1 | Michael Hanselmann | times, in any order and any number of times. This is important to keep in
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49 | 8f8ce6d1 | Michael Hanselmann | mind for implementing filters in the future.
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50 | 8f8ce6d1 | Michael Hanselmann |
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51 | 8f8ce6d1 | Michael Hanselmann | """
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52 | 4ca96421 | Michael Hanselmann | |
53 | 8235fe04 | Michael Hanselmann | import logging |
54 | 4ca96421 | Michael Hanselmann | import operator |
55 | 4ca96421 | Michael Hanselmann | import re |
56 | 4ca96421 | Michael Hanselmann | |
57 | 4ca96421 | Michael Hanselmann | from ganeti import constants |
58 | 4ca96421 | Michael Hanselmann | from ganeti import errors |
59 | 4ca96421 | Michael Hanselmann | from ganeti import utils |
60 | 4ca96421 | Michael Hanselmann | from ganeti import compat |
61 | 4ca96421 | Michael Hanselmann | from ganeti import objects |
62 | 4ca96421 | Michael Hanselmann | from ganeti import ht |
63 | 4ca96421 | Michael Hanselmann | |
64 | 4ca96421 | Michael Hanselmann | |
65 | 8f8ce6d1 | Michael Hanselmann | # Constants for requesting data from the caller/data provider. Each property
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66 | 8f8ce6d1 | Michael Hanselmann | # collected/computed separately by the data provider should have its own to
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67 | 8f8ce6d1 | Michael Hanselmann | # only collect the requested data and not more.
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68 | 8f8ce6d1 | Michael Hanselmann | |
69 | 8235fe04 | Michael Hanselmann | (NQ_CONFIG, |
70 | 8235fe04 | Michael Hanselmann | NQ_INST, |
71 | 8235fe04 | Michael Hanselmann | NQ_LIVE, |
72 | 52b5d286 | René Nussbaumer | NQ_GROUP, |
73 | 52b5d286 | René Nussbaumer | NQ_OOB) = range(1, 6) |
74 | 8235fe04 | Michael Hanselmann | |
75 | 1c8addc6 | Michael Hanselmann | (IQ_CONFIG, |
76 | 1c8addc6 | Michael Hanselmann | IQ_LIVE, |
77 | 1c8addc6 | Michael Hanselmann | IQ_DISKUSAGE) = range(100, 103) |
78 | 1c8addc6 | Michael Hanselmann | |
79 | 24d16f76 | Michael Hanselmann | (LQ_MODE, |
80 | 24d16f76 | Michael Hanselmann | LQ_OWNER, |
81 | 24d16f76 | Michael Hanselmann | LQ_PENDING) = range(10, 13) |
82 | 8235fe04 | Michael Hanselmann | |
83 | 8e21cfc0 | Adeodato Simo | (GQ_CONFIG, |
84 | 8e21cfc0 | Adeodato Simo | GQ_NODE, |
85 | 8e21cfc0 | Adeodato Simo | GQ_INST) = range(200, 203) |
86 | 8e21cfc0 | Adeodato Simo | |
87 | 8e21cfc0 | Adeodato Simo | |
88 | 4ca96421 | Michael Hanselmann | FIELD_NAME_RE = re.compile(r"^[a-z0-9/._]+$")
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89 | 4ca96421 | Michael Hanselmann | TITLE_RE = re.compile(r"^[^\s]+$")
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90 | 4ca96421 | Michael Hanselmann | |
91 | 4ca96421 | Michael Hanselmann | #: Verification function for each field type
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92 | 4ca96421 | Michael Hanselmann | _VERIFY_FN = { |
93 | 4ca96421 | Michael Hanselmann | constants.QFT_UNKNOWN: ht.TNone, |
94 | 4ca96421 | Michael Hanselmann | constants.QFT_TEXT: ht.TString, |
95 | 4ca96421 | Michael Hanselmann | constants.QFT_BOOL: ht.TBool, |
96 | 4ca96421 | Michael Hanselmann | constants.QFT_NUMBER: ht.TInt, |
97 | 4ca96421 | Michael Hanselmann | constants.QFT_UNIT: ht.TInt, |
98 | 4ca96421 | Michael Hanselmann | constants.QFT_TIMESTAMP: ht.TOr(ht.TInt, ht.TFloat), |
99 | 4ca96421 | Michael Hanselmann | constants.QFT_OTHER: lambda _: True, |
100 | 4ca96421 | Michael Hanselmann | } |
101 | 4ca96421 | Michael Hanselmann | |
102 | 4ca96421 | Michael Hanselmann | |
103 | 4ca96421 | Michael Hanselmann | def _GetUnknownField(ctx, item): # pylint: disable-msg=W0613 |
104 | 4ca96421 | Michael Hanselmann | """Gets the contents of an unknown field.
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105 | 4ca96421 | Michael Hanselmann |
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106 | 4ca96421 | Michael Hanselmann | """
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107 | 4ca96421 | Michael Hanselmann | return (constants.QRFS_UNKNOWN, None) |
108 | 4ca96421 | Michael Hanselmann | |
109 | 4ca96421 | Michael Hanselmann | |
110 | 4ca96421 | Michael Hanselmann | def _GetQueryFields(fielddefs, selected): |
111 | 4ca96421 | Michael Hanselmann | """Calculates the internal list of selected fields.
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112 | 4ca96421 | Michael Hanselmann |
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113 | 4ca96421 | Michael Hanselmann | Unknown fields are returned as L{constants.QFT_UNKNOWN}.
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114 | 4ca96421 | Michael Hanselmann |
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115 | 4ca96421 | Michael Hanselmann | @type fielddefs: dict
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116 | 4ca96421 | Michael Hanselmann | @param fielddefs: Field definitions
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117 | 4ca96421 | Michael Hanselmann | @type selected: list of strings
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118 | 4ca96421 | Michael Hanselmann | @param selected: List of selected fields
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119 | 4ca96421 | Michael Hanselmann |
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120 | 4ca96421 | Michael Hanselmann | """
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121 | 4ca96421 | Michael Hanselmann | result = [] |
122 | 4ca96421 | Michael Hanselmann | |
123 | 4ca96421 | Michael Hanselmann | for name in selected: |
124 | 4ca96421 | Michael Hanselmann | try:
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125 | 4ca96421 | Michael Hanselmann | fdef = fielddefs[name] |
126 | 4ca96421 | Michael Hanselmann | except KeyError: |
127 | 4ca96421 | Michael Hanselmann | fdef = (_MakeField(name, name, constants.QFT_UNKNOWN), |
128 | 4ca96421 | Michael Hanselmann | None, _GetUnknownField)
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129 | 4ca96421 | Michael Hanselmann | |
130 | 4ca96421 | Michael Hanselmann | assert len(fdef) == 3 |
131 | 4ca96421 | Michael Hanselmann | |
132 | 4ca96421 | Michael Hanselmann | result.append(fdef) |
133 | 4ca96421 | Michael Hanselmann | |
134 | 4ca96421 | Michael Hanselmann | return result
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135 | 4ca96421 | Michael Hanselmann | |
136 | 4ca96421 | Michael Hanselmann | |
137 | 4ca96421 | Michael Hanselmann | def GetAllFields(fielddefs): |
138 | 4ca96421 | Michael Hanselmann | """Extract L{objects.QueryFieldDefinition} from field definitions.
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139 | 4ca96421 | Michael Hanselmann |
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140 | 4ca96421 | Michael Hanselmann | @rtype: list of L{objects.QueryFieldDefinition}
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141 | 4ca96421 | Michael Hanselmann |
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142 | 4ca96421 | Michael Hanselmann | """
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143 | 4ca96421 | Michael Hanselmann | return [fdef for (fdef, _, _) in fielddefs] |
144 | 4ca96421 | Michael Hanselmann | |
145 | 4ca96421 | Michael Hanselmann | |
146 | 4ca96421 | Michael Hanselmann | class Query: |
147 | 4ca96421 | Michael Hanselmann | def __init__(self, fieldlist, selected): |
148 | 4ca96421 | Michael Hanselmann | """Initializes this class.
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149 | 4ca96421 | Michael Hanselmann |
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150 | 4ca96421 | Michael Hanselmann | The field definition is a dictionary with the field's name as a key and a
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151 | 4ca96421 | Michael Hanselmann | tuple containing, in order, the field definition object
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152 | 4ca96421 | Michael Hanselmann | (L{objects.QueryFieldDefinition}, the data kind to help calling code
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153 | 4ca96421 | Michael Hanselmann | collect data and a retrieval function. The retrieval function is called
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154 | 4ca96421 | Michael Hanselmann | with two parameters, in order, the data container and the item in container
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155 | 4ca96421 | Michael Hanselmann | (see L{Query.Query}).
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156 | 4ca96421 | Michael Hanselmann |
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157 | 4ca96421 | Michael Hanselmann | Users of this class can call L{RequestedData} before preparing the data
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158 | 4ca96421 | Michael Hanselmann | container to determine what data is needed.
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159 | 4ca96421 | Michael Hanselmann |
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160 | 4ca96421 | Michael Hanselmann | @type fieldlist: dictionary
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161 | 4ca96421 | Michael Hanselmann | @param fieldlist: Field definitions
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162 | 4ca96421 | Michael Hanselmann | @type selected: list of strings
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163 | 4ca96421 | Michael Hanselmann | @param selected: List of selected fields
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164 | 4ca96421 | Michael Hanselmann |
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165 | 4ca96421 | Michael Hanselmann | """
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166 | 4ca96421 | Michael Hanselmann | self._fields = _GetQueryFields(fieldlist, selected)
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167 | 4ca96421 | Michael Hanselmann | |
168 | 4ca96421 | Michael Hanselmann | def RequestedData(self): |
169 | 4ca96421 | Michael Hanselmann | """Gets requested kinds of data.
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170 | 4ca96421 | Michael Hanselmann |
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171 | 4ca96421 | Michael Hanselmann | @rtype: frozenset
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172 | 4ca96421 | Michael Hanselmann |
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173 | 4ca96421 | Michael Hanselmann | """
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174 | 4ca96421 | Michael Hanselmann | return frozenset(datakind |
175 | 4ca96421 | Michael Hanselmann | for (_, datakind, _) in self._fields |
176 | 4ca96421 | Michael Hanselmann | if datakind is not None) |
177 | 4ca96421 | Michael Hanselmann | |
178 | 4ca96421 | Michael Hanselmann | def GetFields(self): |
179 | 4ca96421 | Michael Hanselmann | """Returns the list of fields for this query.
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180 | 4ca96421 | Michael Hanselmann |
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181 | 4ca96421 | Michael Hanselmann | Includes unknown fields.
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182 | 4ca96421 | Michael Hanselmann |
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183 | 4ca96421 | Michael Hanselmann | @rtype: List of L{objects.QueryFieldDefinition}
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184 | 4ca96421 | Michael Hanselmann |
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185 | 4ca96421 | Michael Hanselmann | """
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186 | 4ca96421 | Michael Hanselmann | return GetAllFields(self._fields) |
187 | 4ca96421 | Michael Hanselmann | |
188 | 4ca96421 | Michael Hanselmann | def Query(self, ctx): |
189 | 4ca96421 | Michael Hanselmann | """Execute a query.
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190 | 4ca96421 | Michael Hanselmann |
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191 | 4ca96421 | Michael Hanselmann | @param ctx: Data container passed to field retrieval functions, must
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192 | 4ca96421 | Michael Hanselmann | support iteration using C{__iter__}
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193 | 4ca96421 | Michael Hanselmann |
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194 | 4ca96421 | Michael Hanselmann | """
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195 | 4ca96421 | Michael Hanselmann | result = [[fn(ctx, item) for (_, _, fn) in self._fields] |
196 | 4ca96421 | Michael Hanselmann | for item in ctx] |
197 | 4ca96421 | Michael Hanselmann | |
198 | 4ca96421 | Michael Hanselmann | # Verify result
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199 | 4ca96421 | Michael Hanselmann | if __debug__:
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200 | 4ca96421 | Michael Hanselmann | for (idx, row) in enumerate(result): |
201 | 4ca96421 | Michael Hanselmann | assert _VerifyResultRow(self._fields, row), \ |
202 | 4ca96421 | Michael Hanselmann | ("Inconsistent result for fields %s in row %s: %r" %
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203 | 89ce4acc | Michael Hanselmann | (GetAllFields(self._fields), idx, row))
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204 | 4ca96421 | Michael Hanselmann | |
205 | 4ca96421 | Michael Hanselmann | return result
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206 | 4ca96421 | Michael Hanselmann | |
207 | 4ca96421 | Michael Hanselmann | def OldStyleQuery(self, ctx): |
208 | 4ca96421 | Michael Hanselmann | """Query with "old" query result format.
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209 | 4ca96421 | Michael Hanselmann |
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210 | 4ca96421 | Michael Hanselmann | See L{Query.Query} for arguments.
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211 | 4ca96421 | Michael Hanselmann |
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212 | 4ca96421 | Michael Hanselmann | """
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213 | 4ca96421 | Michael Hanselmann | unknown = set(fdef.name
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214 | 4ca96421 | Michael Hanselmann | for (fdef, _, _) in self._fields |
215 | 4ca96421 | Michael Hanselmann | if fdef.kind == constants.QFT_UNKNOWN)
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216 | 4ca96421 | Michael Hanselmann | if unknown:
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217 | 4ca96421 | Michael Hanselmann | raise errors.OpPrereqError("Unknown output fields selected: %s" % |
218 | 4ca96421 | Michael Hanselmann | (utils.CommaJoin(unknown), ), |
219 | 4ca96421 | Michael Hanselmann | errors.ECODE_INVAL) |
220 | 4ca96421 | Michael Hanselmann | |
221 | 4ca96421 | Michael Hanselmann | return [[value for (_, value) in row] |
222 | 4ca96421 | Michael Hanselmann | for row in self.Query(ctx)] |
223 | 4ca96421 | Michael Hanselmann | |
224 | 4ca96421 | Michael Hanselmann | |
225 | 4ca96421 | Michael Hanselmann | def _VerifyResultRow(fields, row): |
226 | 4ca96421 | Michael Hanselmann | """Verifies the contents of a query result row.
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227 | 4ca96421 | Michael Hanselmann |
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228 | 4ca96421 | Michael Hanselmann | @type fields: list
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229 | 4ca96421 | Michael Hanselmann | @param fields: Field definitions for result
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230 | 4ca96421 | Michael Hanselmann | @type row: list of tuples
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231 | 4ca96421 | Michael Hanselmann | @param row: Row data
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232 | 4ca96421 | Michael Hanselmann |
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233 | 4ca96421 | Michael Hanselmann | """
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234 | 4ca96421 | Michael Hanselmann | return (len(row) == len(fields) and |
235 | 4ca96421 | Michael Hanselmann | compat.all((status == constants.QRFS_NORMAL and
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236 | 4ca96421 | Michael Hanselmann | _VERIFY_FN[fdef.kind](value)) or
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237 | 4ca96421 | Michael Hanselmann | # Value for an abnormal status must be None
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238 | 4ca96421 | Michael Hanselmann | (status != constants.QRFS_NORMAL and value is None) |
239 | 4ca96421 | Michael Hanselmann | for ((status, value), (fdef, _, _)) in zip(row, fields))) |
240 | 4ca96421 | Michael Hanselmann | |
241 | 4ca96421 | Michael Hanselmann | |
242 | 4ca96421 | Michael Hanselmann | def _PrepareFieldList(fields): |
243 | 4ca96421 | Michael Hanselmann | """Prepares field list for use by L{Query}.
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244 | 4ca96421 | Michael Hanselmann |
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245 | 4ca96421 | Michael Hanselmann | Converts the list to a dictionary and does some verification.
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246 | 4ca96421 | Michael Hanselmann |
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247 | 4ca96421 | Michael Hanselmann | @type fields: list of tuples; (L{objects.QueryFieldDefinition}, data kind,
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248 | 4ca96421 | Michael Hanselmann | retrieval function)
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249 | 8f8ce6d1 | Michael Hanselmann | @param fields: List of fields, see L{Query.__init__} for a better description
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250 | 4ca96421 | Michael Hanselmann | @rtype: dict
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251 | 4ca96421 | Michael Hanselmann | @return: Field dictionary for L{Query}
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252 | 4ca96421 | Michael Hanselmann |
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253 | 4ca96421 | Michael Hanselmann | """
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254 | 89ce4acc | Michael Hanselmann | if __debug__:
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255 | 89ce4acc | Michael Hanselmann | duplicates = utils.FindDuplicates(fdef.title.lower() |
256 | 89ce4acc | Michael Hanselmann | for (fdef, _, _) in fields) |
257 | 89ce4acc | Michael Hanselmann | assert not duplicates, "Duplicate title(s) found: %r" % duplicates |
258 | 4ca96421 | Michael Hanselmann | |
259 | 4ca96421 | Michael Hanselmann | result = {} |
260 | 4ca96421 | Michael Hanselmann | |
261 | 4ca96421 | Michael Hanselmann | for field in fields: |
262 | 4ca96421 | Michael Hanselmann | (fdef, _, fn) = field |
263 | 4ca96421 | Michael Hanselmann | |
264 | 4ca96421 | Michael Hanselmann | assert fdef.name and fdef.title, "Name and title are required" |
265 | 4ca96421 | Michael Hanselmann | assert FIELD_NAME_RE.match(fdef.name)
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266 | 4ca96421 | Michael Hanselmann | assert TITLE_RE.match(fdef.title)
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267 | 4ca96421 | Michael Hanselmann | assert callable(fn) |
268 | 89ce4acc | Michael Hanselmann | assert fdef.name not in result, \ |
269 | 89ce4acc | Michael Hanselmann | "Duplicate field name '%s' found" % fdef.name
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270 | 4ca96421 | Michael Hanselmann | |
271 | 4ca96421 | Michael Hanselmann | result[fdef.name] = field |
272 | 4ca96421 | Michael Hanselmann | |
273 | 4ca96421 | Michael Hanselmann | assert len(result) == len(fields) |
274 | 4ca96421 | Michael Hanselmann | assert compat.all(name == fdef.name
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275 | 4ca96421 | Michael Hanselmann | for (name, (fdef, _, _)) in result.items()) |
276 | 4ca96421 | Michael Hanselmann | |
277 | 4ca96421 | Michael Hanselmann | return result
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278 | 4ca96421 | Michael Hanselmann | |
279 | 4ca96421 | Michael Hanselmann | |
280 | b60fcb6f | Michael Hanselmann | def GetQueryResponse(query, ctx): |
281 | b60fcb6f | Michael Hanselmann | """Prepares the response for a query.
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282 | b60fcb6f | Michael Hanselmann |
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283 | b60fcb6f | Michael Hanselmann | @type query: L{Query}
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284 | b60fcb6f | Michael Hanselmann | @param ctx: Data container, see L{Query.Query}
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285 | b60fcb6f | Michael Hanselmann |
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286 | b60fcb6f | Michael Hanselmann | """
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287 | b60fcb6f | Michael Hanselmann | return objects.QueryResponse(data=query.Query(ctx),
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288 | b60fcb6f | Michael Hanselmann | fields=query.GetFields()).ToDict() |
289 | b60fcb6f | Michael Hanselmann | |
290 | b60fcb6f | Michael Hanselmann | |
291 | aa29e95f | Michael Hanselmann | def QueryFields(fielddefs, selected): |
292 | aa29e95f | Michael Hanselmann | """Returns list of available fields.
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293 | aa29e95f | Michael Hanselmann |
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294 | aa29e95f | Michael Hanselmann | @type fielddefs: dict
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295 | aa29e95f | Michael Hanselmann | @param fielddefs: Field definitions
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296 | aa29e95f | Michael Hanselmann | @type selected: list of strings
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297 | aa29e95f | Michael Hanselmann | @param selected: List of selected fields
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298 | aa29e95f | Michael Hanselmann | @return: List of L{objects.QueryFieldDefinition}
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299 | aa29e95f | Michael Hanselmann |
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300 | aa29e95f | Michael Hanselmann | """
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301 | aa29e95f | Michael Hanselmann | if selected is None: |
302 | aa29e95f | Michael Hanselmann | # Client requests all fields, sort by name
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303 | aa29e95f | Michael Hanselmann | fdefs = utils.NiceSort(GetAllFields(fielddefs.values()), |
304 | aa29e95f | Michael Hanselmann | key=operator.attrgetter("name"))
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305 | aa29e95f | Michael Hanselmann | else:
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306 | aa29e95f | Michael Hanselmann | # Keep order as requested by client
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307 | aa29e95f | Michael Hanselmann | fdefs = Query(fielddefs, selected).GetFields() |
308 | aa29e95f | Michael Hanselmann | |
309 | aa29e95f | Michael Hanselmann | return objects.QueryFieldsResponse(fields=fdefs).ToDict()
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310 | aa29e95f | Michael Hanselmann | |
311 | aa29e95f | Michael Hanselmann | |
312 | 4ca96421 | Michael Hanselmann | def _MakeField(name, title, kind): |
313 | 4ca96421 | Michael Hanselmann | """Wrapper for creating L{objects.QueryFieldDefinition} instances.
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314 | 4ca96421 | Michael Hanselmann |
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315 | 4ca96421 | Michael Hanselmann | @param name: Field name as a regular expression
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316 | 4ca96421 | Michael Hanselmann | @param title: Human-readable title
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317 | 4ca96421 | Michael Hanselmann | @param kind: Field type
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318 | 4ca96421 | Michael Hanselmann |
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319 | 4ca96421 | Michael Hanselmann | """
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320 | 4ca96421 | Michael Hanselmann | return objects.QueryFieldDefinition(name=name, title=title, kind=kind)
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321 | 8235fe04 | Michael Hanselmann | |
322 | 8235fe04 | Michael Hanselmann | |
323 | 8235fe04 | Michael Hanselmann | def _GetNodeRole(node, master_name): |
324 | 8235fe04 | Michael Hanselmann | """Determine node role.
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325 | 8235fe04 | Michael Hanselmann |
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326 | 8235fe04 | Michael Hanselmann | @type node: L{objects.Node}
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327 | 8235fe04 | Michael Hanselmann | @param node: Node object
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328 | 8235fe04 | Michael Hanselmann | @type master_name: string
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329 | 8235fe04 | Michael Hanselmann | @param master_name: Master node name
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330 | 8235fe04 | Michael Hanselmann |
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331 | 8235fe04 | Michael Hanselmann | """
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332 | 8235fe04 | Michael Hanselmann | if node.name == master_name:
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333 | 8235fe04 | Michael Hanselmann | return "M" |
334 | 8235fe04 | Michael Hanselmann | elif node.master_candidate:
|
335 | 8235fe04 | Michael Hanselmann | return "C" |
336 | 8235fe04 | Michael Hanselmann | elif node.drained:
|
337 | 8235fe04 | Michael Hanselmann | return "D" |
338 | 8235fe04 | Michael Hanselmann | elif node.offline:
|
339 | 8235fe04 | Michael Hanselmann | return "O" |
340 | 8235fe04 | Michael Hanselmann | else:
|
341 | 8235fe04 | Michael Hanselmann | return "R" |
342 | 8235fe04 | Michael Hanselmann | |
343 | 8235fe04 | Michael Hanselmann | |
344 | 8235fe04 | Michael Hanselmann | def _GetItemAttr(attr): |
345 | 8235fe04 | Michael Hanselmann | """Returns a field function to return an attribute of the item.
|
346 | 8235fe04 | Michael Hanselmann |
|
347 | 8235fe04 | Michael Hanselmann | @param attr: Attribute name
|
348 | 8235fe04 | Michael Hanselmann |
|
349 | 8235fe04 | Michael Hanselmann | """
|
350 | 8235fe04 | Michael Hanselmann | getter = operator.attrgetter(attr) |
351 | 8235fe04 | Michael Hanselmann | return lambda _, item: (constants.QRFS_NORMAL, getter(item)) |
352 | 8235fe04 | Michael Hanselmann | |
353 | 8235fe04 | Michael Hanselmann | |
354 | 145bea54 | Michael Hanselmann | def _GetItemTimestamp(getter): |
355 | 145bea54 | Michael Hanselmann | """Returns function for getting timestamp of item.
|
356 | 145bea54 | Michael Hanselmann |
|
357 | 145bea54 | Michael Hanselmann | @type getter: callable
|
358 | 145bea54 | Michael Hanselmann | @param getter: Function to retrieve timestamp attribute
|
359 | 145bea54 | Michael Hanselmann |
|
360 | 145bea54 | Michael Hanselmann | """
|
361 | 145bea54 | Michael Hanselmann | def fn(_, item): |
362 | 145bea54 | Michael Hanselmann | """Returns a timestamp of item.
|
363 | 145bea54 | Michael Hanselmann |
|
364 | 145bea54 | Michael Hanselmann | """
|
365 | 145bea54 | Michael Hanselmann | timestamp = getter(item) |
366 | 145bea54 | Michael Hanselmann | if timestamp is None: |
367 | 145bea54 | Michael Hanselmann | # Old configs might not have all timestamps
|
368 | 145bea54 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
369 | 145bea54 | Michael Hanselmann | else:
|
370 | 145bea54 | Michael Hanselmann | return (constants.QRFS_NORMAL, timestamp)
|
371 | 145bea54 | Michael Hanselmann | |
372 | 145bea54 | Michael Hanselmann | return fn
|
373 | 145bea54 | Michael Hanselmann | |
374 | 145bea54 | Michael Hanselmann | |
375 | 145bea54 | Michael Hanselmann | def _GetItemTimestampFields(datatype): |
376 | 145bea54 | Michael Hanselmann | """Returns common timestamp fields.
|
377 | 145bea54 | Michael Hanselmann |
|
378 | 145bea54 | Michael Hanselmann | @param datatype: Field data type for use by L{Query.RequestedData}
|
379 | 145bea54 | Michael Hanselmann |
|
380 | 145bea54 | Michael Hanselmann | """
|
381 | 145bea54 | Michael Hanselmann | return [
|
382 | 145bea54 | Michael Hanselmann | (_MakeField("ctime", "CTime", constants.QFT_TIMESTAMP), datatype, |
383 | 145bea54 | Michael Hanselmann | _GetItemTimestamp(operator.attrgetter("ctime"))),
|
384 | 145bea54 | Michael Hanselmann | (_MakeField("mtime", "MTime", constants.QFT_TIMESTAMP), datatype, |
385 | 145bea54 | Michael Hanselmann | _GetItemTimestamp(operator.attrgetter("mtime"))),
|
386 | 145bea54 | Michael Hanselmann | ] |
387 | 145bea54 | Michael Hanselmann | |
388 | 145bea54 | Michael Hanselmann | |
389 | 8235fe04 | Michael Hanselmann | class NodeQueryData: |
390 | 8235fe04 | Michael Hanselmann | """Data container for node data queries.
|
391 | 8235fe04 | Michael Hanselmann |
|
392 | 8235fe04 | Michael Hanselmann | """
|
393 | 8235fe04 | Michael Hanselmann | def __init__(self, nodes, live_data, master_name, node_to_primary, |
394 | 8572f1fe | René Nussbaumer | node_to_secondary, groups, oob_support, cluster): |
395 | 8235fe04 | Michael Hanselmann | """Initializes this class.
|
396 | 8235fe04 | Michael Hanselmann |
|
397 | 8235fe04 | Michael Hanselmann | """
|
398 | 8235fe04 | Michael Hanselmann | self.nodes = nodes
|
399 | 8235fe04 | Michael Hanselmann | self.live_data = live_data
|
400 | 8235fe04 | Michael Hanselmann | self.master_name = master_name
|
401 | 8235fe04 | Michael Hanselmann | self.node_to_primary = node_to_primary
|
402 | 8235fe04 | Michael Hanselmann | self.node_to_secondary = node_to_secondary
|
403 | 8235fe04 | Michael Hanselmann | self.groups = groups
|
404 | 52b5d286 | René Nussbaumer | self.oob_support = oob_support
|
405 | 8572f1fe | René Nussbaumer | self.cluster = cluster
|
406 | 8235fe04 | Michael Hanselmann | |
407 | 8235fe04 | Michael Hanselmann | # Used for individual rows
|
408 | 8235fe04 | Michael Hanselmann | self.curlive_data = None |
409 | 8235fe04 | Michael Hanselmann | |
410 | 8235fe04 | Michael Hanselmann | def __iter__(self): |
411 | 8235fe04 | Michael Hanselmann | """Iterate over all nodes.
|
412 | 8235fe04 | Michael Hanselmann |
|
413 | 8235fe04 | Michael Hanselmann | This function has side-effects and only one instance of the resulting
|
414 | 8235fe04 | Michael Hanselmann | generator should be used at a time.
|
415 | 8235fe04 | Michael Hanselmann |
|
416 | 8235fe04 | Michael Hanselmann | """
|
417 | 8235fe04 | Michael Hanselmann | for node in self.nodes: |
418 | 8235fe04 | Michael Hanselmann | if self.live_data: |
419 | 8235fe04 | Michael Hanselmann | self.curlive_data = self.live_data.get(node.name, None) |
420 | 8235fe04 | Michael Hanselmann | else:
|
421 | 8235fe04 | Michael Hanselmann | self.curlive_data = None |
422 | 8235fe04 | Michael Hanselmann | yield node
|
423 | 8235fe04 | Michael Hanselmann | |
424 | 8235fe04 | Michael Hanselmann | |
425 | 8235fe04 | Michael Hanselmann | #: Fields that are direct attributes of an L{objects.Node} object
|
426 | 8235fe04 | Michael Hanselmann | _NODE_SIMPLE_FIELDS = { |
427 | 8235fe04 | Michael Hanselmann | "drained": ("Drained", constants.QFT_BOOL), |
428 | 8235fe04 | Michael Hanselmann | "master_candidate": ("MasterC", constants.QFT_BOOL), |
429 | 8235fe04 | Michael Hanselmann | "master_capable": ("MasterCapable", constants.QFT_BOOL), |
430 | 8235fe04 | Michael Hanselmann | "name": ("Node", constants.QFT_TEXT), |
431 | 8235fe04 | Michael Hanselmann | "offline": ("Offline", constants.QFT_BOOL), |
432 | 8235fe04 | Michael Hanselmann | "serial_no": ("SerialNo", constants.QFT_NUMBER), |
433 | 8235fe04 | Michael Hanselmann | "uuid": ("UUID", constants.QFT_TEXT), |
434 | 8235fe04 | Michael Hanselmann | "vm_capable": ("VMCapable", constants.QFT_BOOL), |
435 | 8235fe04 | Michael Hanselmann | } |
436 | 8235fe04 | Michael Hanselmann | |
437 | 8235fe04 | Michael Hanselmann | |
438 | 8235fe04 | Michael Hanselmann | #: Fields requiring talking to the node
|
439 | 8235fe04 | Michael Hanselmann | _NODE_LIVE_FIELDS = { |
440 | 8235fe04 | Michael Hanselmann | "bootid": ("BootID", constants.QFT_TEXT, "bootid"), |
441 | 8235fe04 | Michael Hanselmann | "cnodes": ("CNodes", constants.QFT_NUMBER, "cpu_nodes"), |
442 | 8235fe04 | Michael Hanselmann | "csockets": ("CSockets", constants.QFT_NUMBER, "cpu_sockets"), |
443 | 8235fe04 | Michael Hanselmann | "ctotal": ("CTotal", constants.QFT_NUMBER, "cpu_total"), |
444 | 8235fe04 | Michael Hanselmann | "dfree": ("DFree", constants.QFT_UNIT, "vg_free"), |
445 | 8235fe04 | Michael Hanselmann | "dtotal": ("DTotal", constants.QFT_UNIT, "vg_size"), |
446 | 8235fe04 | Michael Hanselmann | "mfree": ("MFree", constants.QFT_UNIT, "memory_free"), |
447 | 8235fe04 | Michael Hanselmann | "mnode": ("MNode", constants.QFT_UNIT, "memory_dom0"), |
448 | 8235fe04 | Michael Hanselmann | "mtotal": ("MTotal", constants.QFT_UNIT, "memory_total"), |
449 | 8235fe04 | Michael Hanselmann | } |
450 | 8235fe04 | Michael Hanselmann | |
451 | 8235fe04 | Michael Hanselmann | |
452 | 8572f1fe | René Nussbaumer | def _GetGroup(cb): |
453 | 8572f1fe | René Nussbaumer | """Build function for calling another function with an node group.
|
454 | 8572f1fe | René Nussbaumer |
|
455 | 8572f1fe | René Nussbaumer | @param cb: The callback to be called with the nodegroup
|
456 | 8572f1fe | René Nussbaumer |
|
457 | 8572f1fe | René Nussbaumer | """
|
458 | 8572f1fe | René Nussbaumer | def fn(ctx, node): |
459 | 8572f1fe | René Nussbaumer | """Get group data for a node.
|
460 | 8572f1fe | René Nussbaumer |
|
461 | 8572f1fe | René Nussbaumer | @type ctx: L{NodeQueryData}
|
462 | 8572f1fe | René Nussbaumer | @type inst: L{objects.Node}
|
463 | 8572f1fe | René Nussbaumer | @param inst: Node object
|
464 | 8572f1fe | René Nussbaumer |
|
465 | 8572f1fe | René Nussbaumer | """
|
466 | 8572f1fe | René Nussbaumer | ng = ctx.groups.get(node.group, None)
|
467 | 8572f1fe | René Nussbaumer | if ng is None: |
468 | 8572f1fe | René Nussbaumer | # Nodes always have a group, or the configuration is corrupt
|
469 | 8572f1fe | René Nussbaumer | return (constants.QRFS_UNAVAIL, None) |
470 | 8572f1fe | René Nussbaumer | |
471 | 8572f1fe | René Nussbaumer | return cb(ctx, node, ng)
|
472 | 8572f1fe | René Nussbaumer | |
473 | 8572f1fe | René Nussbaumer | return fn
|
474 | 8572f1fe | René Nussbaumer | |
475 | 8572f1fe | René Nussbaumer | |
476 | 8572f1fe | René Nussbaumer | def _GetNodeGroup(ctx, node, ng): # pylint: disable-msg=W0613 |
477 | 8235fe04 | Michael Hanselmann | """Returns the name of a node's group.
|
478 | 8235fe04 | Michael Hanselmann |
|
479 | 8235fe04 | Michael Hanselmann | @type ctx: L{NodeQueryData}
|
480 | 8235fe04 | Michael Hanselmann | @type node: L{objects.Node}
|
481 | 8235fe04 | Michael Hanselmann | @param node: Node object
|
482 | 8572f1fe | René Nussbaumer | @type ng: L{objects.NodeGroup}
|
483 | 8572f1fe | René Nussbaumer | @param ng: The node group this node belongs to
|
484 | 8235fe04 | Michael Hanselmann |
|
485 | 8235fe04 | Michael Hanselmann | """
|
486 | 8235fe04 | Michael Hanselmann | return (constants.QRFS_NORMAL, ng.name)
|
487 | 8235fe04 | Michael Hanselmann | |
488 | 8235fe04 | Michael Hanselmann | |
489 | 52b5d286 | René Nussbaumer | def _GetNodePower(ctx, node): |
490 | 52b5d286 | René Nussbaumer | """Returns the node powered state
|
491 | 52b5d286 | René Nussbaumer |
|
492 | 52b5d286 | René Nussbaumer | @type ctx: L{NodeQueryData}
|
493 | 52b5d286 | René Nussbaumer | @type node: L{objects.Node}
|
494 | 52b5d286 | René Nussbaumer | @param node: Node object
|
495 | 52b5d286 | René Nussbaumer |
|
496 | 52b5d286 | René Nussbaumer | """
|
497 | 52b5d286 | René Nussbaumer | if ctx.oob_support[node.name]:
|
498 | 52b5d286 | René Nussbaumer | return (constants.QRFS_NORMAL, node.powered)
|
499 | 52b5d286 | René Nussbaumer | |
500 | 52b5d286 | René Nussbaumer | return (constants.QRFS_UNAVAIL, None) |
501 | 52b5d286 | René Nussbaumer | |
502 | 52b5d286 | René Nussbaumer | |
503 | 8572f1fe | René Nussbaumer | def _GetNdParams(ctx, node, ng): |
504 | 8572f1fe | René Nussbaumer | """Returns the ndparams for this node.
|
505 | 8572f1fe | René Nussbaumer |
|
506 | 8572f1fe | René Nussbaumer | @type ctx: L{NodeQueryData}
|
507 | 8572f1fe | René Nussbaumer | @type node: L{objects.Node}
|
508 | 8572f1fe | René Nussbaumer | @param node: Node object
|
509 | 8572f1fe | René Nussbaumer | @type ng: L{objects.NodeGroup}
|
510 | 8572f1fe | René Nussbaumer | @param ng: The node group this node belongs to
|
511 | 8572f1fe | René Nussbaumer |
|
512 | 8572f1fe | René Nussbaumer | """
|
513 | 8572f1fe | René Nussbaumer | return (constants.QRFS_NORMAL, ctx.cluster.SimpleFillND(ng.FillND(node)))
|
514 | 8572f1fe | René Nussbaumer | |
515 | 8572f1fe | René Nussbaumer | |
516 | a6070ef7 | Michael Hanselmann | def _GetLiveNodeField(field, kind, ctx, node): |
517 | 8235fe04 | Michael Hanselmann | """Gets the value of a "live" field from L{NodeQueryData}.
|
518 | 8235fe04 | Michael Hanselmann |
|
519 | 8235fe04 | Michael Hanselmann | @param field: Live field name
|
520 | 8235fe04 | Michael Hanselmann | @param kind: Data kind, one of L{constants.QFT_ALL}
|
521 | 8235fe04 | Michael Hanselmann | @type ctx: L{NodeQueryData}
|
522 | a6070ef7 | Michael Hanselmann | @type node: L{objects.Node}
|
523 | a6070ef7 | Michael Hanselmann | @param node: Node object
|
524 | 8235fe04 | Michael Hanselmann |
|
525 | 8235fe04 | Michael Hanselmann | """
|
526 | a6070ef7 | Michael Hanselmann | if node.offline:
|
527 | a6070ef7 | Michael Hanselmann | return (constants.QRFS_OFFLINE, None) |
528 | a6070ef7 | Michael Hanselmann | |
529 | 8235fe04 | Michael Hanselmann | if not ctx.curlive_data: |
530 | 8235fe04 | Michael Hanselmann | return (constants.QRFS_NODATA, None) |
531 | 8235fe04 | Michael Hanselmann | |
532 | 8235fe04 | Michael Hanselmann | try:
|
533 | 8235fe04 | Michael Hanselmann | value = ctx.curlive_data[field] |
534 | 8235fe04 | Michael Hanselmann | except KeyError: |
535 | 8235fe04 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
536 | 8235fe04 | Michael Hanselmann | |
537 | 8235fe04 | Michael Hanselmann | if kind == constants.QFT_TEXT:
|
538 | 8235fe04 | Michael Hanselmann | return (constants.QRFS_NORMAL, value)
|
539 | 8235fe04 | Michael Hanselmann | |
540 | 8235fe04 | Michael Hanselmann | assert kind in (constants.QFT_NUMBER, constants.QFT_UNIT) |
541 | 8235fe04 | Michael Hanselmann | |
542 | 8235fe04 | Michael Hanselmann | # Try to convert into number
|
543 | 8235fe04 | Michael Hanselmann | try:
|
544 | 8235fe04 | Michael Hanselmann | return (constants.QRFS_NORMAL, int(value)) |
545 | 8235fe04 | Michael Hanselmann | except (ValueError, TypeError): |
546 | 8235fe04 | Michael Hanselmann | logging.exception("Failed to convert node field '%s' (value %r) to int",
|
547 | 8235fe04 | Michael Hanselmann | value, field) |
548 | 8235fe04 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
549 | 8235fe04 | Michael Hanselmann | |
550 | 8235fe04 | Michael Hanselmann | |
551 | 8235fe04 | Michael Hanselmann | def _BuildNodeFields(): |
552 | 8235fe04 | Michael Hanselmann | """Builds list of fields for node queries.
|
553 | 8235fe04 | Michael Hanselmann |
|
554 | 8235fe04 | Michael Hanselmann | """
|
555 | 8235fe04 | Michael Hanselmann | fields = [ |
556 | 8235fe04 | Michael Hanselmann | (_MakeField("pip", "PrimaryIP", constants.QFT_TEXT), NQ_CONFIG, |
557 | 8235fe04 | Michael Hanselmann | lambda ctx, node: (constants.QRFS_NORMAL, node.primary_ip)),
|
558 | 8235fe04 | Michael Hanselmann | (_MakeField("sip", "SecondaryIP", constants.QFT_TEXT), NQ_CONFIG, |
559 | 8235fe04 | Michael Hanselmann | lambda ctx, node: (constants.QRFS_NORMAL, node.secondary_ip)),
|
560 | 8235fe04 | Michael Hanselmann | (_MakeField("tags", "Tags", constants.QFT_OTHER), NQ_CONFIG, |
561 | 8235fe04 | Michael Hanselmann | lambda ctx, node: (constants.QRFS_NORMAL, list(node.GetTags()))), |
562 | 8235fe04 | Michael Hanselmann | (_MakeField("master", "IsMaster", constants.QFT_BOOL), NQ_CONFIG, |
563 | 8235fe04 | Michael Hanselmann | lambda ctx, node: (constants.QRFS_NORMAL, node.name == ctx.master_name)),
|
564 | 8235fe04 | Michael Hanselmann | (_MakeField("role", "Role", constants.QFT_TEXT), NQ_CONFIG, |
565 | 8235fe04 | Michael Hanselmann | lambda ctx, node: (constants.QRFS_NORMAL,
|
566 | 8235fe04 | Michael Hanselmann | _GetNodeRole(node, ctx.master_name))), |
567 | 8572f1fe | René Nussbaumer | (_MakeField("group", "Group", constants.QFT_TEXT), NQ_GROUP, |
568 | 8572f1fe | René Nussbaumer | _GetGroup(_GetNodeGroup)), |
569 | 8235fe04 | Michael Hanselmann | (_MakeField("group.uuid", "GroupUUID", constants.QFT_TEXT), |
570 | 8235fe04 | Michael Hanselmann | NQ_CONFIG, lambda ctx, node: (constants.QRFS_NORMAL, node.group)),
|
571 | 52b5d286 | René Nussbaumer | (_MakeField("powered", "Powered", constants.QFT_BOOL), NQ_OOB, |
572 | 52b5d286 | René Nussbaumer | _GetNodePower), |
573 | 8572f1fe | René Nussbaumer | (_MakeField("ndparams", "NodeParameters", constants.QFT_OTHER), NQ_GROUP, |
574 | 8572f1fe | René Nussbaumer | _GetGroup(_GetNdParams)), |
575 | 8572f1fe | René Nussbaumer | (_MakeField("custom_ndparams", "CustomNodeParameters", constants.QFT_OTHER), |
576 | 8572f1fe | René Nussbaumer | NQ_GROUP, lambda ctx, node: (constants.QRFS_NORMAL, node.ndparams)),
|
577 | 8235fe04 | Michael Hanselmann | ] |
578 | 8235fe04 | Michael Hanselmann | |
579 | 8235fe04 | Michael Hanselmann | def _GetLength(getter): |
580 | 8235fe04 | Michael Hanselmann | return lambda ctx, node: (constants.QRFS_NORMAL, |
581 | 8235fe04 | Michael Hanselmann | len(getter(ctx)[node.name]))
|
582 | 8235fe04 | Michael Hanselmann | |
583 | 8235fe04 | Michael Hanselmann | def _GetList(getter): |
584 | 8235fe04 | Michael Hanselmann | return lambda ctx, node: (constants.QRFS_NORMAL, |
585 | 8235fe04 | Michael Hanselmann | list(getter(ctx)[node.name]))
|
586 | 8235fe04 | Michael Hanselmann | |
587 | 8235fe04 | Michael Hanselmann | # Add fields operating on instance lists
|
588 | 8235fe04 | Michael Hanselmann | for prefix, titleprefix, getter in \ |
589 | 8235fe04 | Michael Hanselmann | [("p", "Pri", operator.attrgetter("node_to_primary")), |
590 | 8235fe04 | Michael Hanselmann | ("s", "Sec", operator.attrgetter("node_to_secondary"))]: |
591 | 8235fe04 | Michael Hanselmann | fields.extend([ |
592 | 8235fe04 | Michael Hanselmann | (_MakeField("%sinst_cnt" % prefix, "%sinst" % prefix.upper(), |
593 | 8235fe04 | Michael Hanselmann | constants.QFT_NUMBER), |
594 | 8235fe04 | Michael Hanselmann | NQ_INST, _GetLength(getter)), |
595 | 8235fe04 | Michael Hanselmann | (_MakeField("%sinst_list" % prefix, "%sInstances" % titleprefix, |
596 | 8235fe04 | Michael Hanselmann | constants.QFT_OTHER), |
597 | 8235fe04 | Michael Hanselmann | NQ_INST, _GetList(getter)), |
598 | 8235fe04 | Michael Hanselmann | ]) |
599 | 8235fe04 | Michael Hanselmann | |
600 | 8235fe04 | Michael Hanselmann | # Add simple fields
|
601 | 8235fe04 | Michael Hanselmann | fields.extend([(_MakeField(name, title, kind), NQ_CONFIG, _GetItemAttr(name)) |
602 | 8235fe04 | Michael Hanselmann | for (name, (title, kind)) in _NODE_SIMPLE_FIELDS.items()]) |
603 | 8235fe04 | Michael Hanselmann | |
604 | 8235fe04 | Michael Hanselmann | # Add fields requiring live data
|
605 | 8235fe04 | Michael Hanselmann | fields.extend([ |
606 | 8235fe04 | Michael Hanselmann | (_MakeField(name, title, kind), NQ_LIVE, |
607 | 8235fe04 | Michael Hanselmann | compat.partial(_GetLiveNodeField, nfield, kind)) |
608 | 8235fe04 | Michael Hanselmann | for (name, (title, kind, nfield)) in _NODE_LIVE_FIELDS.items() |
609 | 8235fe04 | Michael Hanselmann | ]) |
610 | 8235fe04 | Michael Hanselmann | |
611 | 145bea54 | Michael Hanselmann | # Add timestamps
|
612 | 145bea54 | Michael Hanselmann | fields.extend(_GetItemTimestampFields(NQ_CONFIG)) |
613 | 145bea54 | Michael Hanselmann | |
614 | 8235fe04 | Michael Hanselmann | return _PrepareFieldList(fields)
|
615 | 8235fe04 | Michael Hanselmann | |
616 | 8235fe04 | Michael Hanselmann | |
617 | 1c8addc6 | Michael Hanselmann | class InstanceQueryData: |
618 | 1c8addc6 | Michael Hanselmann | """Data container for instance data queries.
|
619 | 1c8addc6 | Michael Hanselmann |
|
620 | 1c8addc6 | Michael Hanselmann | """
|
621 | 1c8addc6 | Michael Hanselmann | def __init__(self, instances, cluster, disk_usage, offline_nodes, bad_nodes, |
622 | 1c8addc6 | Michael Hanselmann | live_data): |
623 | 1c8addc6 | Michael Hanselmann | """Initializes this class.
|
624 | 1c8addc6 | Michael Hanselmann |
|
625 | 1c8addc6 | Michael Hanselmann | @param instances: List of instance objects
|
626 | 1c8addc6 | Michael Hanselmann | @param cluster: Cluster object
|
627 | 1c8addc6 | Michael Hanselmann | @type disk_usage: dict; instance name as key
|
628 | 1c8addc6 | Michael Hanselmann | @param disk_usage: Per-instance disk usage
|
629 | 1c8addc6 | Michael Hanselmann | @type offline_nodes: list of strings
|
630 | 1c8addc6 | Michael Hanselmann | @param offline_nodes: List of offline nodes
|
631 | 1c8addc6 | Michael Hanselmann | @type bad_nodes: list of strings
|
632 | 1c8addc6 | Michael Hanselmann | @param bad_nodes: List of faulty nodes
|
633 | 1c8addc6 | Michael Hanselmann | @type live_data: dict; instance name as key
|
634 | 1c8addc6 | Michael Hanselmann | @param live_data: Per-instance live data
|
635 | 1c8addc6 | Michael Hanselmann |
|
636 | 1c8addc6 | Michael Hanselmann | """
|
637 | 1c8addc6 | Michael Hanselmann | assert len(set(bad_nodes) & set(offline_nodes)) == len(offline_nodes), \ |
638 | 1c8addc6 | Michael Hanselmann | "Offline nodes not included in bad nodes"
|
639 | 1c8addc6 | Michael Hanselmann | assert not (set(live_data.keys()) & set(bad_nodes)), \ |
640 | 1c8addc6 | Michael Hanselmann | "Found live data for bad or offline nodes"
|
641 | 1c8addc6 | Michael Hanselmann | |
642 | 1c8addc6 | Michael Hanselmann | self.instances = instances
|
643 | 1c8addc6 | Michael Hanselmann | self.cluster = cluster
|
644 | 1c8addc6 | Michael Hanselmann | self.disk_usage = disk_usage
|
645 | 1c8addc6 | Michael Hanselmann | self.offline_nodes = offline_nodes
|
646 | 1c8addc6 | Michael Hanselmann | self.bad_nodes = bad_nodes
|
647 | 1c8addc6 | Michael Hanselmann | self.live_data = live_data
|
648 | 1c8addc6 | Michael Hanselmann | |
649 | 1c8addc6 | Michael Hanselmann | # Used for individual rows
|
650 | 1c8addc6 | Michael Hanselmann | self.inst_hvparams = None |
651 | 1c8addc6 | Michael Hanselmann | self.inst_beparams = None |
652 | 1c8addc6 | Michael Hanselmann | self.inst_nicparams = None |
653 | 1c8addc6 | Michael Hanselmann | |
654 | 1c8addc6 | Michael Hanselmann | def __iter__(self): |
655 | 1c8addc6 | Michael Hanselmann | """Iterate over all instances.
|
656 | 1c8addc6 | Michael Hanselmann |
|
657 | 1c8addc6 | Michael Hanselmann | This function has side-effects and only one instance of the resulting
|
658 | 1c8addc6 | Michael Hanselmann | generator should be used at a time.
|
659 | 1c8addc6 | Michael Hanselmann |
|
660 | 1c8addc6 | Michael Hanselmann | """
|
661 | 1c8addc6 | Michael Hanselmann | for inst in self.instances: |
662 | 1c8addc6 | Michael Hanselmann | self.inst_hvparams = self.cluster.FillHV(inst, skip_globals=True) |
663 | 1c8addc6 | Michael Hanselmann | self.inst_beparams = self.cluster.FillBE(inst) |
664 | 1c8addc6 | Michael Hanselmann | self.inst_nicparams = [self.cluster.SimpleFillNIC(nic.nicparams) |
665 | 1c8addc6 | Michael Hanselmann | for nic in inst.nics] |
666 | 1c8addc6 | Michael Hanselmann | |
667 | 1c8addc6 | Michael Hanselmann | yield inst
|
668 | 1c8addc6 | Michael Hanselmann | |
669 | 1c8addc6 | Michael Hanselmann | |
670 | 1c8addc6 | Michael Hanselmann | def _GetInstOperState(ctx, inst): |
671 | 1c8addc6 | Michael Hanselmann | """Get instance's operational status.
|
672 | 1c8addc6 | Michael Hanselmann |
|
673 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
674 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
675 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
676 | 1c8addc6 | Michael Hanselmann |
|
677 | 1c8addc6 | Michael Hanselmann | """
|
678 | a6070ef7 | Michael Hanselmann | # Can't use QRFS_OFFLINE here as it would describe the instance to be offline
|
679 | a6070ef7 | Michael Hanselmann | # when we actually don't know due to missing data
|
680 | 1c8addc6 | Michael Hanselmann | if inst.primary_node in ctx.bad_nodes: |
681 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NODATA, None) |
682 | 1c8addc6 | Michael Hanselmann | else:
|
683 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, bool(ctx.live_data.get(inst.name))) |
684 | 1c8addc6 | Michael Hanselmann | |
685 | 1c8addc6 | Michael Hanselmann | |
686 | 1c8addc6 | Michael Hanselmann | def _GetInstLiveData(name): |
687 | 1c8addc6 | Michael Hanselmann | """Build function for retrieving live data.
|
688 | 1c8addc6 | Michael Hanselmann |
|
689 | 1c8addc6 | Michael Hanselmann | @type name: string
|
690 | 1c8addc6 | Michael Hanselmann | @param name: Live data field name
|
691 | 1c8addc6 | Michael Hanselmann |
|
692 | 1c8addc6 | Michael Hanselmann | """
|
693 | 1c8addc6 | Michael Hanselmann | def fn(ctx, inst): |
694 | 1c8addc6 | Michael Hanselmann | """Get live data for an instance.
|
695 | 1c8addc6 | Michael Hanselmann |
|
696 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
697 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
698 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
699 | 1c8addc6 | Michael Hanselmann |
|
700 | 1c8addc6 | Michael Hanselmann | """
|
701 | 1c8addc6 | Michael Hanselmann | if (inst.primary_node in ctx.bad_nodes or |
702 | 1c8addc6 | Michael Hanselmann | inst.primary_node in ctx.offline_nodes):
|
703 | a6070ef7 | Michael Hanselmann | # Can't use QRFS_OFFLINE here as it would describe the instance to be
|
704 | a6070ef7 | Michael Hanselmann | # offline when we actually don't know due to missing data
|
705 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NODATA, None) |
706 | 1c8addc6 | Michael Hanselmann | |
707 | 1c8addc6 | Michael Hanselmann | if inst.name in ctx.live_data: |
708 | 1c8addc6 | Michael Hanselmann | data = ctx.live_data[inst.name] |
709 | 1c8addc6 | Michael Hanselmann | if name in data: |
710 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, data[name])
|
711 | 1c8addc6 | Michael Hanselmann | |
712 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
713 | 1c8addc6 | Michael Hanselmann | |
714 | 1c8addc6 | Michael Hanselmann | return fn
|
715 | 1c8addc6 | Michael Hanselmann | |
716 | 1c8addc6 | Michael Hanselmann | |
717 | 1c8addc6 | Michael Hanselmann | def _GetInstStatus(ctx, inst): |
718 | 1c8addc6 | Michael Hanselmann | """Get instance status.
|
719 | 1c8addc6 | Michael Hanselmann |
|
720 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
721 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
722 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
723 | 1c8addc6 | Michael Hanselmann |
|
724 | 1c8addc6 | Michael Hanselmann | """
|
725 | 1c8addc6 | Michael Hanselmann | if inst.primary_node in ctx.offline_nodes: |
726 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, "ERROR_nodeoffline") |
727 | 1c8addc6 | Michael Hanselmann | |
728 | 1c8addc6 | Michael Hanselmann | if inst.primary_node in ctx.bad_nodes: |
729 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, "ERROR_nodedown") |
730 | 1c8addc6 | Michael Hanselmann | |
731 | 1c8addc6 | Michael Hanselmann | if bool(ctx.live_data.get(inst.name)): |
732 | 1c8addc6 | Michael Hanselmann | if inst.admin_up:
|
733 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, "running") |
734 | 1c8addc6 | Michael Hanselmann | else:
|
735 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, "ERROR_up") |
736 | 1c8addc6 | Michael Hanselmann | |
737 | 1c8addc6 | Michael Hanselmann | if inst.admin_up:
|
738 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, "ERROR_down") |
739 | 1c8addc6 | Michael Hanselmann | |
740 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, "ADMIN_down") |
741 | 1c8addc6 | Michael Hanselmann | |
742 | 1c8addc6 | Michael Hanselmann | |
743 | 1c8addc6 | Michael Hanselmann | def _GetInstDiskSize(index): |
744 | 1c8addc6 | Michael Hanselmann | """Build function for retrieving disk size.
|
745 | 1c8addc6 | Michael Hanselmann |
|
746 | 1c8addc6 | Michael Hanselmann | @type index: int
|
747 | 1c8addc6 | Michael Hanselmann | @param index: Disk index
|
748 | 1c8addc6 | Michael Hanselmann |
|
749 | 1c8addc6 | Michael Hanselmann | """
|
750 | 1c8addc6 | Michael Hanselmann | def fn(_, inst): |
751 | 1c8addc6 | Michael Hanselmann | """Get size of a disk.
|
752 | 1c8addc6 | Michael Hanselmann |
|
753 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
754 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
755 | 1c8addc6 | Michael Hanselmann |
|
756 | 1c8addc6 | Michael Hanselmann | """
|
757 | 1c8addc6 | Michael Hanselmann | try:
|
758 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, inst.disks[index].size)
|
759 | 1c8addc6 | Michael Hanselmann | except IndexError: |
760 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
761 | 1c8addc6 | Michael Hanselmann | |
762 | 1c8addc6 | Michael Hanselmann | return fn
|
763 | 1c8addc6 | Michael Hanselmann | |
764 | 1c8addc6 | Michael Hanselmann | |
765 | 1c8addc6 | Michael Hanselmann | def _GetInstNic(index, cb): |
766 | 1c8addc6 | Michael Hanselmann | """Build function for calling another function with an instance NIC.
|
767 | 1c8addc6 | Michael Hanselmann |
|
768 | 1c8addc6 | Michael Hanselmann | @type index: int
|
769 | 1c8addc6 | Michael Hanselmann | @param index: NIC index
|
770 | 1c8addc6 | Michael Hanselmann | @type cb: callable
|
771 | 1c8addc6 | Michael Hanselmann | @param cb: Callback
|
772 | 1c8addc6 | Michael Hanselmann |
|
773 | 1c8addc6 | Michael Hanselmann | """
|
774 | 1c8addc6 | Michael Hanselmann | def fn(ctx, inst): |
775 | 1c8addc6 | Michael Hanselmann | """Call helper function with instance NIC.
|
776 | 1c8addc6 | Michael Hanselmann |
|
777 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
778 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
779 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
780 | 1c8addc6 | Michael Hanselmann |
|
781 | 1c8addc6 | Michael Hanselmann | """
|
782 | 1c8addc6 | Michael Hanselmann | try:
|
783 | 1c8addc6 | Michael Hanselmann | nic = inst.nics[index] |
784 | 1c8addc6 | Michael Hanselmann | except IndexError: |
785 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
786 | 1c8addc6 | Michael Hanselmann | |
787 | 1c8addc6 | Michael Hanselmann | return cb(ctx, index, nic)
|
788 | 1c8addc6 | Michael Hanselmann | |
789 | 1c8addc6 | Michael Hanselmann | return fn
|
790 | 1c8addc6 | Michael Hanselmann | |
791 | 1c8addc6 | Michael Hanselmann | |
792 | 1c8addc6 | Michael Hanselmann | def _GetInstNicIp(ctx, _, nic): # pylint: disable-msg=W0613 |
793 | 1c8addc6 | Michael Hanselmann | """Get a NIC's IP address.
|
794 | 1c8addc6 | Michael Hanselmann |
|
795 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
796 | 1c8addc6 | Michael Hanselmann | @type nic: L{objects.NIC}
|
797 | 1c8addc6 | Michael Hanselmann | @param nic: NIC object
|
798 | 1c8addc6 | Michael Hanselmann |
|
799 | 1c8addc6 | Michael Hanselmann | """
|
800 | 1c8addc6 | Michael Hanselmann | if nic.ip is None: |
801 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
802 | 1c8addc6 | Michael Hanselmann | else:
|
803 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, nic.ip)
|
804 | 1c8addc6 | Michael Hanselmann | |
805 | 1c8addc6 | Michael Hanselmann | |
806 | 1c8addc6 | Michael Hanselmann | def _GetInstNicBridge(ctx, index, _): |
807 | 1c8addc6 | Michael Hanselmann | """Get a NIC's bridge.
|
808 | 1c8addc6 | Michael Hanselmann |
|
809 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
810 | 1c8addc6 | Michael Hanselmann | @type index: int
|
811 | 1c8addc6 | Michael Hanselmann | @param index: NIC index
|
812 | 1c8addc6 | Michael Hanselmann |
|
813 | 1c8addc6 | Michael Hanselmann | """
|
814 | 1c8addc6 | Michael Hanselmann | assert len(ctx.inst_nicparams) >= index |
815 | 1c8addc6 | Michael Hanselmann | |
816 | 1c8addc6 | Michael Hanselmann | nicparams = ctx.inst_nicparams[index] |
817 | 1c8addc6 | Michael Hanselmann | |
818 | 1c8addc6 | Michael Hanselmann | if nicparams[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED:
|
819 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, nicparams[constants.NIC_LINK])
|
820 | 1c8addc6 | Michael Hanselmann | else:
|
821 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_UNAVAIL, None) |
822 | 1c8addc6 | Michael Hanselmann | |
823 | 1c8addc6 | Michael Hanselmann | |
824 | 1c8addc6 | Michael Hanselmann | def _GetInstAllNicBridges(ctx, inst): |
825 | 1c8addc6 | Michael Hanselmann | """Get all network bridges for an instance.
|
826 | 1c8addc6 | Michael Hanselmann |
|
827 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
828 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
829 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
830 | 1c8addc6 | Michael Hanselmann |
|
831 | 1c8addc6 | Michael Hanselmann | """
|
832 | 1c8addc6 | Michael Hanselmann | assert len(ctx.inst_nicparams) == len(inst.nics) |
833 | 1c8addc6 | Michael Hanselmann | |
834 | 1c8addc6 | Michael Hanselmann | result = [] |
835 | 1c8addc6 | Michael Hanselmann | |
836 | 1c8addc6 | Michael Hanselmann | for nicp in ctx.inst_nicparams: |
837 | 1c8addc6 | Michael Hanselmann | if nicp[constants.NIC_MODE] == constants.NIC_MODE_BRIDGED:
|
838 | 1c8addc6 | Michael Hanselmann | result.append(nicp[constants.NIC_LINK]) |
839 | 1c8addc6 | Michael Hanselmann | else:
|
840 | 1c8addc6 | Michael Hanselmann | result.append(None)
|
841 | 1c8addc6 | Michael Hanselmann | |
842 | 1c8addc6 | Michael Hanselmann | assert len(result) == len(inst.nics) |
843 | 1c8addc6 | Michael Hanselmann | |
844 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, result)
|
845 | 1c8addc6 | Michael Hanselmann | |
846 | 1c8addc6 | Michael Hanselmann | |
847 | 1c8addc6 | Michael Hanselmann | def _GetInstNicParam(name): |
848 | 1c8addc6 | Michael Hanselmann | """Build function for retrieving a NIC parameter.
|
849 | 1c8addc6 | Michael Hanselmann |
|
850 | 1c8addc6 | Michael Hanselmann | @type name: string
|
851 | 1c8addc6 | Michael Hanselmann | @param name: Parameter name
|
852 | 1c8addc6 | Michael Hanselmann |
|
853 | 1c8addc6 | Michael Hanselmann | """
|
854 | 1c8addc6 | Michael Hanselmann | def fn(ctx, index, _): |
855 | 1c8addc6 | Michael Hanselmann | """Get a NIC's bridge.
|
856 | 1c8addc6 | Michael Hanselmann |
|
857 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
858 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
859 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
860 | 1c8addc6 | Michael Hanselmann | @type nic: L{objects.NIC}
|
861 | 1c8addc6 | Michael Hanselmann | @param nic: NIC object
|
862 | 1c8addc6 | Michael Hanselmann |
|
863 | 1c8addc6 | Michael Hanselmann | """
|
864 | 1c8addc6 | Michael Hanselmann | assert len(ctx.inst_nicparams) >= index |
865 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, ctx.inst_nicparams[index][name])
|
866 | 1c8addc6 | Michael Hanselmann | |
867 | 1c8addc6 | Michael Hanselmann | return fn
|
868 | 1c8addc6 | Michael Hanselmann | |
869 | 1c8addc6 | Michael Hanselmann | |
870 | 1c8addc6 | Michael Hanselmann | def _GetInstanceNetworkFields(): |
871 | 1c8addc6 | Michael Hanselmann | """Get instance fields involving network interfaces.
|
872 | 1c8addc6 | Michael Hanselmann |
|
873 | 1c8addc6 | Michael Hanselmann | @return: List of field definitions used as input for L{_PrepareFieldList}
|
874 | 1c8addc6 | Michael Hanselmann |
|
875 | 1c8addc6 | Michael Hanselmann | """
|
876 | 1c8addc6 | Michael Hanselmann | nic_mac_fn = lambda ctx, _, nic: (constants.QRFS_NORMAL, nic.mac)
|
877 | 1c8addc6 | Michael Hanselmann | nic_mode_fn = _GetInstNicParam(constants.NIC_MODE) |
878 | 1c8addc6 | Michael Hanselmann | nic_link_fn = _GetInstNicParam(constants.NIC_LINK) |
879 | 1c8addc6 | Michael Hanselmann | |
880 | 1c8addc6 | Michael Hanselmann | fields = [ |
881 | 1c8addc6 | Michael Hanselmann | # First NIC (legacy)
|
882 | 1c8addc6 | Michael Hanselmann | (_MakeField("ip", "IP_address", constants.QFT_TEXT), IQ_CONFIG, |
883 | 1c8addc6 | Michael Hanselmann | _GetInstNic(0, _GetInstNicIp)),
|
884 | 1c8addc6 | Michael Hanselmann | (_MakeField("mac", "MAC_address", constants.QFT_TEXT), IQ_CONFIG, |
885 | 1c8addc6 | Michael Hanselmann | _GetInstNic(0, nic_mac_fn)),
|
886 | 1c8addc6 | Michael Hanselmann | (_MakeField("bridge", "Bridge", constants.QFT_TEXT), IQ_CONFIG, |
887 | 1c8addc6 | Michael Hanselmann | _GetInstNic(0, _GetInstNicBridge)),
|
888 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic_mode", "NIC_Mode", constants.QFT_TEXT), IQ_CONFIG, |
889 | 1c8addc6 | Michael Hanselmann | _GetInstNic(0, nic_mode_fn)),
|
890 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic_link", "NIC_Link", constants.QFT_TEXT), IQ_CONFIG, |
891 | 1c8addc6 | Michael Hanselmann | _GetInstNic(0, nic_link_fn)),
|
892 | 1c8addc6 | Michael Hanselmann | |
893 | 1c8addc6 | Michael Hanselmann | # All NICs
|
894 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.count", "NICs", constants.QFT_NUMBER), IQ_CONFIG, |
895 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, len(inst.nics))), |
896 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.macs", "NIC_MACs", constants.QFT_OTHER), IQ_CONFIG, |
897 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, [nic.mac for nic in inst.nics])), |
898 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.ips", "NIC_IPs", constants.QFT_OTHER), IQ_CONFIG, |
899 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, [nic.ip for nic in inst.nics])), |
900 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.modes", "NIC_modes", constants.QFT_OTHER), IQ_CONFIG, |
901 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL,
|
902 | 1c8addc6 | Michael Hanselmann | [nicp[constants.NIC_MODE] |
903 | 1c8addc6 | Michael Hanselmann | for nicp in ctx.inst_nicparams])), |
904 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.links", "NIC_links", constants.QFT_OTHER), IQ_CONFIG, |
905 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL,
|
906 | 1c8addc6 | Michael Hanselmann | [nicp[constants.NIC_LINK] |
907 | 1c8addc6 | Michael Hanselmann | for nicp in ctx.inst_nicparams])), |
908 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.bridges", "NIC_bridges", constants.QFT_OTHER), IQ_CONFIG, |
909 | 1c8addc6 | Michael Hanselmann | _GetInstAllNicBridges), |
910 | 1c8addc6 | Michael Hanselmann | ] |
911 | 1c8addc6 | Michael Hanselmann | |
912 | 1c8addc6 | Michael Hanselmann | # NICs by number
|
913 | 1c8addc6 | Michael Hanselmann | for i in range(constants.MAX_NICS): |
914 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
915 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.ip/%s" % i, "NicIP/%s" % i, constants.QFT_TEXT), |
916 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstNic(i, _GetInstNicIp)), |
917 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.mac/%s" % i, "NicMAC/%s" % i, constants.QFT_TEXT), |
918 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstNic(i, nic_mac_fn)), |
919 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.mode/%s" % i, "NicMode/%s" % i, constants.QFT_TEXT), |
920 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstNic(i, nic_mode_fn)), |
921 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.link/%s" % i, "NicLink/%s" % i, constants.QFT_TEXT), |
922 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstNic(i, nic_link_fn)), |
923 | 1c8addc6 | Michael Hanselmann | (_MakeField("nic.bridge/%s" % i, "NicBridge/%s" % i, constants.QFT_TEXT), |
924 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstNic(i, _GetInstNicBridge)), |
925 | 1c8addc6 | Michael Hanselmann | ]) |
926 | 1c8addc6 | Michael Hanselmann | |
927 | 1c8addc6 | Michael Hanselmann | return fields
|
928 | 1c8addc6 | Michael Hanselmann | |
929 | 1c8addc6 | Michael Hanselmann | |
930 | 1c8addc6 | Michael Hanselmann | def _GetInstDiskUsage(ctx, inst): |
931 | 1c8addc6 | Michael Hanselmann | """Get disk usage for an instance.
|
932 | 1c8addc6 | Michael Hanselmann |
|
933 | 1c8addc6 | Michael Hanselmann | @type ctx: L{InstanceQueryData}
|
934 | 1c8addc6 | Michael Hanselmann | @type inst: L{objects.Instance}
|
935 | 1c8addc6 | Michael Hanselmann | @param inst: Instance object
|
936 | 1c8addc6 | Michael Hanselmann |
|
937 | 1c8addc6 | Michael Hanselmann | """
|
938 | 1c8addc6 | Michael Hanselmann | usage = ctx.disk_usage[inst.name] |
939 | 1c8addc6 | Michael Hanselmann | |
940 | 1c8addc6 | Michael Hanselmann | if usage is None: |
941 | 1c8addc6 | Michael Hanselmann | usage = 0
|
942 | 1c8addc6 | Michael Hanselmann | |
943 | 1c8addc6 | Michael Hanselmann | return (constants.QRFS_NORMAL, usage)
|
944 | 1c8addc6 | Michael Hanselmann | |
945 | 1c8addc6 | Michael Hanselmann | |
946 | 1c8addc6 | Michael Hanselmann | def _GetInstanceDiskFields(): |
947 | 1c8addc6 | Michael Hanselmann | """Get instance fields involving disks.
|
948 | 1c8addc6 | Michael Hanselmann |
|
949 | 1c8addc6 | Michael Hanselmann | @return: List of field definitions used as input for L{_PrepareFieldList}
|
950 | 1c8addc6 | Michael Hanselmann |
|
951 | 1c8addc6 | Michael Hanselmann | """
|
952 | 1c8addc6 | Michael Hanselmann | fields = [ |
953 | 1c8addc6 | Michael Hanselmann | (_MakeField("disk_usage", "DiskUsage", constants.QFT_UNIT), IQ_DISKUSAGE, |
954 | 1c8addc6 | Michael Hanselmann | _GetInstDiskUsage), |
955 | 1c8addc6 | Michael Hanselmann | (_MakeField("sda_size", "LegacyDisk/0", constants.QFT_UNIT), IQ_CONFIG, |
956 | 1c8addc6 | Michael Hanselmann | _GetInstDiskSize(0)),
|
957 | 1c8addc6 | Michael Hanselmann | (_MakeField("sdb_size", "LegacyDisk/1", constants.QFT_UNIT), IQ_CONFIG, |
958 | 1c8addc6 | Michael Hanselmann | _GetInstDiskSize(1)),
|
959 | 1c8addc6 | Michael Hanselmann | (_MakeField("disk.count", "Disks", constants.QFT_NUMBER), IQ_CONFIG, |
960 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, len(inst.disks))), |
961 | 1c8addc6 | Michael Hanselmann | (_MakeField("disk.sizes", "Disk_sizes", constants.QFT_OTHER), IQ_CONFIG, |
962 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL,
|
963 | 1c8addc6 | Michael Hanselmann | [disk.size for disk in inst.disks])), |
964 | 1c8addc6 | Michael Hanselmann | ] |
965 | 1c8addc6 | Michael Hanselmann | |
966 | 1c8addc6 | Michael Hanselmann | # Disks by number
|
967 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
968 | 1c8addc6 | Michael Hanselmann | (_MakeField("disk.size/%s" % i, "Disk/%s" % i, constants.QFT_UNIT), |
969 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstDiskSize(i)) |
970 | 1c8addc6 | Michael Hanselmann | for i in range(constants.MAX_DISKS) |
971 | 1c8addc6 | Michael Hanselmann | ]) |
972 | 1c8addc6 | Michael Hanselmann | |
973 | 1c8addc6 | Michael Hanselmann | return fields
|
974 | 1c8addc6 | Michael Hanselmann | |
975 | 1c8addc6 | Michael Hanselmann | |
976 | 1c8addc6 | Michael Hanselmann | def _GetInstanceParameterFields(): |
977 | 1c8addc6 | Michael Hanselmann | """Get instance fields involving parameters.
|
978 | 1c8addc6 | Michael Hanselmann |
|
979 | 1c8addc6 | Michael Hanselmann | @return: List of field definitions used as input for L{_PrepareFieldList}
|
980 | 1c8addc6 | Michael Hanselmann |
|
981 | 1c8addc6 | Michael Hanselmann | """
|
982 | 1c8addc6 | Michael Hanselmann | # TODO: Consider moving titles closer to constants
|
983 | 1c8addc6 | Michael Hanselmann | be_title = { |
984 | 1c8addc6 | Michael Hanselmann | constants.BE_AUTO_BALANCE: "Auto_balance",
|
985 | 1c8addc6 | Michael Hanselmann | constants.BE_MEMORY: "Configured_memory",
|
986 | 1c8addc6 | Michael Hanselmann | constants.BE_VCPUS: "VCPUs",
|
987 | 1c8addc6 | Michael Hanselmann | } |
988 | 1c8addc6 | Michael Hanselmann | |
989 | 1c8addc6 | Michael Hanselmann | hv_title = { |
990 | 1c8addc6 | Michael Hanselmann | constants.HV_ACPI: "ACPI",
|
991 | 1c8addc6 | Michael Hanselmann | constants.HV_BOOT_ORDER: "Boot_order",
|
992 | 1c8addc6 | Michael Hanselmann | constants.HV_CDROM_IMAGE_PATH: "CDROM_image_path",
|
993 | 1c8addc6 | Michael Hanselmann | constants.HV_DISK_TYPE: "Disk_type",
|
994 | 1c8addc6 | Michael Hanselmann | constants.HV_INITRD_PATH: "Initrd_path",
|
995 | 1c8addc6 | Michael Hanselmann | constants.HV_KERNEL_PATH: "Kernel_path",
|
996 | 1c8addc6 | Michael Hanselmann | constants.HV_NIC_TYPE: "NIC_type",
|
997 | 1c8addc6 | Michael Hanselmann | constants.HV_PAE: "PAE",
|
998 | 1c8addc6 | Michael Hanselmann | constants.HV_VNC_BIND_ADDRESS: "VNC_bind_address",
|
999 | 1c8addc6 | Michael Hanselmann | } |
1000 | 1c8addc6 | Michael Hanselmann | |
1001 | 1c8addc6 | Michael Hanselmann | fields = [ |
1002 | 1c8addc6 | Michael Hanselmann | # Filled parameters
|
1003 | 1c8addc6 | Michael Hanselmann | (_MakeField("hvparams", "HypervisorParameters", constants.QFT_OTHER), |
1004 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, lambda ctx, _: (constants.QRFS_NORMAL, ctx.inst_hvparams)),
|
1005 | 1c8addc6 | Michael Hanselmann | (_MakeField("beparams", "BackendParameters", constants.QFT_OTHER), |
1006 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, lambda ctx, _: (constants.QRFS_NORMAL, ctx.inst_beparams)),
|
1007 | 1c8addc6 | Michael Hanselmann | (_MakeField("vcpus", "LegacyVCPUs", constants.QFT_NUMBER), IQ_CONFIG, |
1008 | 1c8addc6 | Michael Hanselmann | lambda ctx, _: (constants.QRFS_NORMAL,
|
1009 | 1c8addc6 | Michael Hanselmann | ctx.inst_beparams[constants.BE_VCPUS])), |
1010 | 1c8addc6 | Michael Hanselmann | |
1011 | 1c8addc6 | Michael Hanselmann | # Unfilled parameters
|
1012 | 1c8addc6 | Michael Hanselmann | (_MakeField("custom_hvparams", "CustomHypervisorParameters", |
1013 | 1c8addc6 | Michael Hanselmann | constants.QFT_OTHER), |
1014 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, lambda ctx, inst: (constants.QRFS_NORMAL, inst.hvparams)),
|
1015 | 1c8addc6 | Michael Hanselmann | (_MakeField("custom_beparams", "CustomBackendParameters", |
1016 | 1c8addc6 | Michael Hanselmann | constants.QFT_OTHER), |
1017 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, lambda ctx, inst: (constants.QRFS_NORMAL, inst.beparams)),
|
1018 | 1c8addc6 | Michael Hanselmann | (_MakeField("custom_nicparams", "CustomNicParameters", |
1019 | 1c8addc6 | Michael Hanselmann | constants.QFT_OTHER), |
1020 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, lambda ctx, inst: (constants.QRFS_NORMAL,
|
1021 | 1c8addc6 | Michael Hanselmann | [nic.nicparams for nic in inst.nics])), |
1022 | 1c8addc6 | Michael Hanselmann | ] |
1023 | 1c8addc6 | Michael Hanselmann | |
1024 | 1c8addc6 | Michael Hanselmann | # HV params
|
1025 | 1c8addc6 | Michael Hanselmann | def _GetInstHvParam(name): |
1026 | 1c8addc6 | Michael Hanselmann | return lambda ctx, _: (constants.QRFS_NORMAL, |
1027 | 1c8addc6 | Michael Hanselmann | ctx.inst_hvparams.get(name, None))
|
1028 | 1c8addc6 | Michael Hanselmann | |
1029 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1030 | 1c8addc6 | Michael Hanselmann | # For now all hypervisor parameters are exported as QFT_OTHER
|
1031 | 1c8addc6 | Michael Hanselmann | (_MakeField("hv/%s" % name, hv_title.get(name, "hv/%s" % name), |
1032 | 1c8addc6 | Michael Hanselmann | constants.QFT_OTHER), |
1033 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstHvParam(name)) |
1034 | 1c8addc6 | Michael Hanselmann | for name in constants.HVS_PARAMETERS |
1035 | 1c8addc6 | Michael Hanselmann | if name not in constants.HVC_GLOBALS |
1036 | 1c8addc6 | Michael Hanselmann | ]) |
1037 | 1c8addc6 | Michael Hanselmann | |
1038 | 1c8addc6 | Michael Hanselmann | # BE params
|
1039 | 1c8addc6 | Michael Hanselmann | def _GetInstBeParam(name): |
1040 | 1c8addc6 | Michael Hanselmann | return lambda ctx, _: (constants.QRFS_NORMAL, |
1041 | 1c8addc6 | Michael Hanselmann | ctx.inst_beparams.get(name, None))
|
1042 | 1c8addc6 | Michael Hanselmann | |
1043 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1044 | 1c8addc6 | Michael Hanselmann | # For now all backend parameters are exported as QFT_OTHER
|
1045 | 1c8addc6 | Michael Hanselmann | (_MakeField("be/%s" % name, be_title.get(name, "be/%s" % name), |
1046 | 1c8addc6 | Michael Hanselmann | constants.QFT_OTHER), |
1047 | 1c8addc6 | Michael Hanselmann | IQ_CONFIG, _GetInstBeParam(name)) |
1048 | 1c8addc6 | Michael Hanselmann | for name in constants.BES_PARAMETERS |
1049 | 1c8addc6 | Michael Hanselmann | ]) |
1050 | 1c8addc6 | Michael Hanselmann | |
1051 | 1c8addc6 | Michael Hanselmann | return fields
|
1052 | 1c8addc6 | Michael Hanselmann | |
1053 | 1c8addc6 | Michael Hanselmann | |
1054 | 1c8addc6 | Michael Hanselmann | _INST_SIMPLE_FIELDS = { |
1055 | 1c8addc6 | Michael Hanselmann | "disk_template": ("Disk_template", constants.QFT_TEXT), |
1056 | 1c8addc6 | Michael Hanselmann | "hypervisor": ("Hypervisor", constants.QFT_TEXT), |
1057 | 1c8addc6 | Michael Hanselmann | "name": ("Node", constants.QFT_TEXT), |
1058 | 1c8addc6 | Michael Hanselmann | # Depending on the hypervisor, the port can be None
|
1059 | 1c8addc6 | Michael Hanselmann | "network_port": ("Network_port", constants.QFT_OTHER), |
1060 | 1c8addc6 | Michael Hanselmann | "os": ("OS", constants.QFT_TEXT), |
1061 | 1c8addc6 | Michael Hanselmann | "serial_no": ("SerialNo", constants.QFT_NUMBER), |
1062 | 1c8addc6 | Michael Hanselmann | "uuid": ("UUID", constants.QFT_TEXT), |
1063 | 1c8addc6 | Michael Hanselmann | } |
1064 | 1c8addc6 | Michael Hanselmann | |
1065 | 1c8addc6 | Michael Hanselmann | |
1066 | 1c8addc6 | Michael Hanselmann | def _BuildInstanceFields(): |
1067 | 1c8addc6 | Michael Hanselmann | """Builds list of fields for instance queries.
|
1068 | 1c8addc6 | Michael Hanselmann |
|
1069 | 1c8addc6 | Michael Hanselmann | """
|
1070 | 1c8addc6 | Michael Hanselmann | fields = [ |
1071 | 1c8addc6 | Michael Hanselmann | (_MakeField("pnode", "Primary_node", constants.QFT_TEXT), IQ_CONFIG, |
1072 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, inst.primary_node)),
|
1073 | 1c8addc6 | Michael Hanselmann | (_MakeField("snodes", "Secondary_Nodes", constants.QFT_OTHER), IQ_CONFIG, |
1074 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, list(inst.secondary_nodes))), |
1075 | 1c8addc6 | Michael Hanselmann | (_MakeField("admin_state", "Autostart", constants.QFT_BOOL), IQ_CONFIG, |
1076 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, inst.admin_up)),
|
1077 | 1c8addc6 | Michael Hanselmann | (_MakeField("tags", "Tags", constants.QFT_OTHER), IQ_CONFIG, |
1078 | 1c8addc6 | Michael Hanselmann | lambda ctx, inst: (constants.QRFS_NORMAL, list(inst.GetTags()))), |
1079 | 1c8addc6 | Michael Hanselmann | ] |
1080 | 1c8addc6 | Michael Hanselmann | |
1081 | 1c8addc6 | Michael Hanselmann | # Add simple fields
|
1082 | 1c8addc6 | Michael Hanselmann | fields.extend([(_MakeField(name, title, kind), IQ_CONFIG, _GetItemAttr(name)) |
1083 | 1c8addc6 | Michael Hanselmann | for (name, (title, kind)) in _INST_SIMPLE_FIELDS.items()]) |
1084 | 1c8addc6 | Michael Hanselmann | |
1085 | 1c8addc6 | Michael Hanselmann | # Fields requiring talking to the node
|
1086 | 1c8addc6 | Michael Hanselmann | fields.extend([ |
1087 | 1c8addc6 | Michael Hanselmann | (_MakeField("oper_state", "Running", constants.QFT_BOOL), IQ_LIVE, |
1088 | 1c8addc6 | Michael Hanselmann | _GetInstOperState), |
1089 | 1c8addc6 | Michael Hanselmann | (_MakeField("oper_ram", "RuntimeMemory", constants.QFT_UNIT), IQ_LIVE, |
1090 | 1c8addc6 | Michael Hanselmann | _GetInstLiveData("memory")),
|
1091 | 1c8addc6 | Michael Hanselmann | (_MakeField("oper_vcpus", "RuntimeVCPUs", constants.QFT_NUMBER), IQ_LIVE, |
1092 | 1c8addc6 | Michael Hanselmann | _GetInstLiveData("vcpus")),
|
1093 | 1c8addc6 | Michael Hanselmann | (_MakeField("status", "Status", constants.QFT_TEXT), IQ_LIVE, |
1094 | 1c8addc6 | Michael Hanselmann | _GetInstStatus), |
1095 | 1c8addc6 | Michael Hanselmann | ]) |
1096 | 1c8addc6 | Michael Hanselmann | |
1097 | 1c8addc6 | Michael Hanselmann | fields.extend(_GetInstanceParameterFields()) |
1098 | 1c8addc6 | Michael Hanselmann | fields.extend(_GetInstanceDiskFields()) |
1099 | 1c8addc6 | Michael Hanselmann | fields.extend(_GetInstanceNetworkFields()) |
1100 | 145bea54 | Michael Hanselmann | fields.extend(_GetItemTimestampFields(IQ_CONFIG)) |
1101 | 1c8addc6 | Michael Hanselmann | |
1102 | 1c8addc6 | Michael Hanselmann | return _PrepareFieldList(fields)
|
1103 | 1c8addc6 | Michael Hanselmann | |
1104 | 1c8addc6 | Michael Hanselmann | |
1105 | 24d16f76 | Michael Hanselmann | class LockQueryData: |
1106 | 24d16f76 | Michael Hanselmann | """Data container for lock data queries.
|
1107 | 24d16f76 | Michael Hanselmann |
|
1108 | 24d16f76 | Michael Hanselmann | """
|
1109 | 24d16f76 | Michael Hanselmann | def __init__(self, lockdata): |
1110 | 24d16f76 | Michael Hanselmann | """Initializes this class.
|
1111 | 24d16f76 | Michael Hanselmann |
|
1112 | 24d16f76 | Michael Hanselmann | """
|
1113 | 24d16f76 | Michael Hanselmann | self.lockdata = lockdata
|
1114 | 24d16f76 | Michael Hanselmann | |
1115 | 24d16f76 | Michael Hanselmann | def __iter__(self): |
1116 | 24d16f76 | Michael Hanselmann | """Iterate over all locks.
|
1117 | 24d16f76 | Michael Hanselmann |
|
1118 | 24d16f76 | Michael Hanselmann | """
|
1119 | 24d16f76 | Michael Hanselmann | return iter(self.lockdata) |
1120 | 24d16f76 | Michael Hanselmann | |
1121 | 24d16f76 | Michael Hanselmann | |
1122 | 24d16f76 | Michael Hanselmann | def _GetLockOwners(_, data): |
1123 | 24d16f76 | Michael Hanselmann | """Returns a sorted list of a lock's current owners.
|
1124 | 24d16f76 | Michael Hanselmann |
|
1125 | 24d16f76 | Michael Hanselmann | """
|
1126 | 24d16f76 | Michael Hanselmann | (_, _, owners, _) = data |
1127 | 24d16f76 | Michael Hanselmann | |
1128 | 24d16f76 | Michael Hanselmann | if owners:
|
1129 | 24d16f76 | Michael Hanselmann | owners = utils.NiceSort(owners) |
1130 | 24d16f76 | Michael Hanselmann | |
1131 | 24d16f76 | Michael Hanselmann | return (constants.QRFS_NORMAL, owners)
|
1132 | 24d16f76 | Michael Hanselmann | |
1133 | 24d16f76 | Michael Hanselmann | |
1134 | 24d16f76 | Michael Hanselmann | def _GetLockPending(_, data): |
1135 | 24d16f76 | Michael Hanselmann | """Returns a sorted list of a lock's pending acquires.
|
1136 | 24d16f76 | Michael Hanselmann |
|
1137 | 24d16f76 | Michael Hanselmann | """
|
1138 | 24d16f76 | Michael Hanselmann | (_, _, _, pending) = data |
1139 | 24d16f76 | Michael Hanselmann | |
1140 | 24d16f76 | Michael Hanselmann | if pending:
|
1141 | 24d16f76 | Michael Hanselmann | pending = [(mode, utils.NiceSort(names)) |
1142 | 24d16f76 | Michael Hanselmann | for (mode, names) in pending] |
1143 | 24d16f76 | Michael Hanselmann | |
1144 | 24d16f76 | Michael Hanselmann | return (constants.QRFS_NORMAL, pending)
|
1145 | 24d16f76 | Michael Hanselmann | |
1146 | 24d16f76 | Michael Hanselmann | |
1147 | 24d16f76 | Michael Hanselmann | def _BuildLockFields(): |
1148 | 24d16f76 | Michael Hanselmann | """Builds list of fields for lock queries.
|
1149 | 24d16f76 | Michael Hanselmann |
|
1150 | 24d16f76 | Michael Hanselmann | """
|
1151 | 24d16f76 | Michael Hanselmann | return _PrepareFieldList([
|
1152 | 24d16f76 | Michael Hanselmann | (_MakeField("name", "Name", constants.QFT_TEXT), None, |
1153 | 24d16f76 | Michael Hanselmann | lambda ctx, (name, mode, owners, pending): (constants.QRFS_NORMAL, name)),
|
1154 | 24d16f76 | Michael Hanselmann | (_MakeField("mode", "Mode", constants.QFT_OTHER), LQ_MODE, |
1155 | 24d16f76 | Michael Hanselmann | lambda ctx, (name, mode, owners, pending): (constants.QRFS_NORMAL, mode)),
|
1156 | 24d16f76 | Michael Hanselmann | (_MakeField("owner", "Owner", constants.QFT_OTHER), LQ_OWNER, |
1157 | 24d16f76 | Michael Hanselmann | _GetLockOwners), |
1158 | 24d16f76 | Michael Hanselmann | (_MakeField("pending", "Pending", constants.QFT_OTHER), LQ_PENDING, |
1159 | 24d16f76 | Michael Hanselmann | _GetLockPending), |
1160 | 24d16f76 | Michael Hanselmann | ]) |
1161 | 24d16f76 | Michael Hanselmann | |
1162 | 24d16f76 | Michael Hanselmann | |
1163 | 8e21cfc0 | Adeodato Simo | class GroupQueryData: |
1164 | 8e21cfc0 | Adeodato Simo | """Data container for node group data queries.
|
1165 | 8e21cfc0 | Adeodato Simo |
|
1166 | 8e21cfc0 | Adeodato Simo | """
|
1167 | 8e21cfc0 | Adeodato Simo | def __init__(self, groups, group_to_nodes, group_to_instances): |
1168 | 8e21cfc0 | Adeodato Simo | """Initializes this class.
|
1169 | 8e21cfc0 | Adeodato Simo |
|
1170 | 8e21cfc0 | Adeodato Simo | @param groups: List of node group objects
|
1171 | 8e21cfc0 | Adeodato Simo | @type group_to_nodes: dict; group UUID as key
|
1172 | 8e21cfc0 | Adeodato Simo | @param group_to_nodes: Per-group list of nodes
|
1173 | 8e21cfc0 | Adeodato Simo | @type group_to_instances: dict; group UUID as key
|
1174 | 8e21cfc0 | Adeodato Simo | @param group_to_instances: Per-group list of (primary) instances
|
1175 | 8e21cfc0 | Adeodato Simo |
|
1176 | 8e21cfc0 | Adeodato Simo | """
|
1177 | 8e21cfc0 | Adeodato Simo | self.groups = groups
|
1178 | 8e21cfc0 | Adeodato Simo | self.group_to_nodes = group_to_nodes
|
1179 | 8e21cfc0 | Adeodato Simo | self.group_to_instances = group_to_instances
|
1180 | 8e21cfc0 | Adeodato Simo | |
1181 | 8e21cfc0 | Adeodato Simo | def __iter__(self): |
1182 | 8e21cfc0 | Adeodato Simo | """Iterate over all node groups.
|
1183 | 8e21cfc0 | Adeodato Simo |
|
1184 | 8e21cfc0 | Adeodato Simo | """
|
1185 | 8e21cfc0 | Adeodato Simo | return iter(self.groups) |
1186 | 8e21cfc0 | Adeodato Simo | |
1187 | 8e21cfc0 | Adeodato Simo | |
1188 | 8e21cfc0 | Adeodato Simo | _GROUP_SIMPLE_FIELDS = { |
1189 | 8e21cfc0 | Adeodato Simo | "alloc_policy": ("AllocPolicy", constants.QFT_TEXT), |
1190 | 8e21cfc0 | Adeodato Simo | "name": ("Group", constants.QFT_TEXT), |
1191 | 8e21cfc0 | Adeodato Simo | "serial_no": ("SerialNo", constants.QFT_NUMBER), |
1192 | 8e21cfc0 | Adeodato Simo | "uuid": ("UUID", constants.QFT_TEXT), |
1193 | b288b6f3 | René Nussbaumer | "ndparams": ("NDParams", constants.QFT_OTHER), |
1194 | 8e21cfc0 | Adeodato Simo | } |
1195 | 8e21cfc0 | Adeodato Simo | |
1196 | 8e21cfc0 | Adeodato Simo | |
1197 | 8e21cfc0 | Adeodato Simo | def _BuildGroupFields(): |
1198 | 8e21cfc0 | Adeodato Simo | """Builds list of fields for node group queries.
|
1199 | 8e21cfc0 | Adeodato Simo |
|
1200 | 8e21cfc0 | Adeodato Simo | """
|
1201 | 8e21cfc0 | Adeodato Simo | # Add simple fields
|
1202 | 8e21cfc0 | Adeodato Simo | fields = [(_MakeField(name, title, kind), GQ_CONFIG, _GetItemAttr(name)) |
1203 | 8e21cfc0 | Adeodato Simo | for (name, (title, kind)) in _GROUP_SIMPLE_FIELDS.items()] |
1204 | 8e21cfc0 | Adeodato Simo | |
1205 | 8e21cfc0 | Adeodato Simo | def _GetLength(getter): |
1206 | 8e21cfc0 | Adeodato Simo | return lambda ctx, group: (constants.QRFS_NORMAL, |
1207 | 8e21cfc0 | Adeodato Simo | len(getter(ctx)[group.uuid]))
|
1208 | 8e21cfc0 | Adeodato Simo | |
1209 | 8e21cfc0 | Adeodato Simo | def _GetSortedList(getter): |
1210 | 8e21cfc0 | Adeodato Simo | return lambda ctx, group: (constants.QRFS_NORMAL, |
1211 | 8e21cfc0 | Adeodato Simo | utils.NiceSort(getter(ctx)[group.uuid])) |
1212 | 8e21cfc0 | Adeodato Simo | |
1213 | 8e21cfc0 | Adeodato Simo | group_to_nodes = operator.attrgetter("group_to_nodes")
|
1214 | 8e21cfc0 | Adeodato Simo | group_to_instances = operator.attrgetter("group_to_instances")
|
1215 | 8e21cfc0 | Adeodato Simo | |
1216 | 8e21cfc0 | Adeodato Simo | # Add fields for nodes
|
1217 | 8e21cfc0 | Adeodato Simo | fields.extend([ |
1218 | 8e21cfc0 | Adeodato Simo | (_MakeField("node_cnt", "Nodes", constants.QFT_NUMBER), |
1219 | 8e21cfc0 | Adeodato Simo | GQ_NODE, _GetLength(group_to_nodes)), |
1220 | 8e21cfc0 | Adeodato Simo | (_MakeField("node_list", "NodeList", constants.QFT_OTHER), |
1221 | 8e21cfc0 | Adeodato Simo | GQ_NODE, _GetSortedList(group_to_nodes)), |
1222 | 8e21cfc0 | Adeodato Simo | ]) |
1223 | 8e21cfc0 | Adeodato Simo | |
1224 | 8e21cfc0 | Adeodato Simo | # Add fields for instances
|
1225 | 8e21cfc0 | Adeodato Simo | fields.extend([ |
1226 | 8e21cfc0 | Adeodato Simo | (_MakeField("pinst_cnt", "Instances", constants.QFT_NUMBER), |
1227 | 8e21cfc0 | Adeodato Simo | GQ_INST, _GetLength(group_to_instances)), |
1228 | 8e21cfc0 | Adeodato Simo | (_MakeField("pinst_list", "InstanceList", constants.QFT_OTHER), |
1229 | 8e21cfc0 | Adeodato Simo | GQ_INST, _GetSortedList(group_to_instances)), |
1230 | 8e21cfc0 | Adeodato Simo | ]) |
1231 | 8e21cfc0 | Adeodato Simo | |
1232 | 8e21cfc0 | Adeodato Simo | fields.extend(_GetItemTimestampFields(GQ_CONFIG)) |
1233 | 8e21cfc0 | Adeodato Simo | |
1234 | 8e21cfc0 | Adeodato Simo | return _PrepareFieldList(fields)
|
1235 | 8e21cfc0 | Adeodato Simo | |
1236 | 8e21cfc0 | Adeodato Simo | |
1237 | 8235fe04 | Michael Hanselmann | #: Fields available for node queries
|
1238 | 8235fe04 | Michael Hanselmann | NODE_FIELDS = _BuildNodeFields() |
1239 | 1c8addc6 | Michael Hanselmann | |
1240 | 1c8addc6 | Michael Hanselmann | #: Fields available for instance queries
|
1241 | 1c8addc6 | Michael Hanselmann | INSTANCE_FIELDS = _BuildInstanceFields() |
1242 | 24d16f76 | Michael Hanselmann | |
1243 | 24d16f76 | Michael Hanselmann | #: Fields available for lock queries
|
1244 | 24d16f76 | Michael Hanselmann | LOCK_FIELDS = _BuildLockFields() |
1245 | e571ee44 | Adeodato Simo | |
1246 | 8e21cfc0 | Adeodato Simo | #: Fields available for node group queries
|
1247 | 8e21cfc0 | Adeodato Simo | GROUP_FIELDS = _BuildGroupFields() |
1248 | 8e21cfc0 | Adeodato Simo | |
1249 | e571ee44 | Adeodato Simo | #: All available field lists
|
1250 | 8e21cfc0 | Adeodato Simo | ALL_FIELD_LISTS = [NODE_FIELDS, INSTANCE_FIELDS, LOCK_FIELDS, GROUP_FIELDS] |