root / lib / server / noded.py @ a9f33339
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1 | 69cf3abd | Michael Hanselmann | #
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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | cad0723b | Iustin Pop | # Copyright (C) 2006, 2007, 2010, 2011, 2012 Google Inc.
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5 | a8083063 | Iustin Pop | #
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6 | a8083063 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | a8083063 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | a8083063 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | a8083063 | Iustin Pop | # (at your option) any later version.
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10 | a8083063 | Iustin Pop | #
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11 | a8083063 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | a8083063 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | a8083063 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | a8083063 | Iustin Pop | # General Public License for more details.
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15 | a8083063 | Iustin Pop | #
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16 | a8083063 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | a8083063 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | a8083063 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | a8083063 | Iustin Pop | # 02110-1301, USA.
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20 | a8083063 | Iustin Pop | |
21 | a8083063 | Iustin Pop | |
22 | a8083063 | Iustin Pop | """Ganeti node daemon"""
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23 | a8083063 | Iustin Pop | |
24 | b459a848 | Andrea Spadaccini | # pylint: disable=C0103,W0142
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25 | 7260cfbe | Iustin Pop | |
26 | 7260cfbe | Iustin Pop | # C0103: Functions in this module need to have a given name structure,
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27 | 7260cfbe | Iustin Pop | # and the name of the daemon doesn't match
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28 | 7260cfbe | Iustin Pop | |
29 | 7260cfbe | Iustin Pop | # W0142: Used * or ** magic, since we do use it extensively in this
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30 | 7260cfbe | Iustin Pop | # module
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31 | 3ecf6786 | Iustin Pop | |
32 | a8083063 | Iustin Pop | import os |
33 | a8083063 | Iustin Pop | import sys |
34 | c89189b1 | Iustin Pop | import logging |
35 | 84b58db2 | Michael Hanselmann | import signal |
36 | f01738fc | Iustin Pop | import codecs |
37 | a8083063 | Iustin Pop | |
38 | a8083063 | Iustin Pop | from optparse import OptionParser |
39 | a8083063 | Iustin Pop | |
40 | a8083063 | Iustin Pop | from ganeti import backend |
41 | a8083063 | Iustin Pop | from ganeti import constants |
42 | a8083063 | Iustin Pop | from ganeti import objects |
43 | a8083063 | Iustin Pop | from ganeti import errors |
44 | 25d6d12a | Michael Hanselmann | from ganeti import jstore |
45 | cc28af80 | Michael Hanselmann | from ganeti import daemon |
46 | 1df6506c | Michael Hanselmann | from ganeti import http |
47 | 16abfbc2 | Alexander Schreiber | from ganeti import utils |
48 | 8f096849 | Helga Velroyen | from ganeti.storage import container |
49 | ab221ddf | Michael Hanselmann | from ganeti import serializer |
50 | a744b676 | Manuel Franceschini | from ganeti import netutils |
51 | a5ce2ea2 | Michael Hanselmann | from ganeti import pathutils |
52 | ee501db1 | Michael Hanselmann | from ganeti import ssconf |
53 | a8083063 | Iustin Pop | |
54 | b459a848 | Andrea Spadaccini | import ganeti.http.server # pylint: disable=W0611 |
55 | 19205c39 | Michael Hanselmann | |
56 | a8083063 | Iustin Pop | |
57 | 25d6d12a | Michael Hanselmann | queue_lock = None
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58 | 25d6d12a | Michael Hanselmann | |
59 | 25d6d12a | Michael Hanselmann | |
60 | 8e00f36a | Michele Tartara | def _extendReasonTrail(trail, source, reason=""): |
61 | 8e00f36a | Michele Tartara | """Extend the reason trail with noded information
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62 | 8e00f36a | Michele Tartara |
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63 | 8e00f36a | Michele Tartara | The trail is extended by appending the name of the noded functionality
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64 | 8e00f36a | Michele Tartara | """
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65 | 8e00f36a | Michele Tartara | assert trail is not None |
66 | 8e00f36a | Michele Tartara | trail_source = "%s:%s" % (constants.OPCODE_REASON_SRC_NODED, source)
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67 | 8e00f36a | Michele Tartara | trail.append((trail_source, reason, utils.EpochNano())) |
68 | 8e00f36a | Michele Tartara | |
69 | 8e00f36a | Michele Tartara | |
70 | 81198f6e | Iustin Pop | def _PrepareQueueLock(): |
71 | 81198f6e | Iustin Pop | """Try to prepare the queue lock.
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72 | 81198f6e | Iustin Pop |
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73 | 81198f6e | Iustin Pop | @return: None for success, otherwise an exception object
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74 | 81198f6e | Iustin Pop |
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75 | 81198f6e | Iustin Pop | """
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76 | b459a848 | Andrea Spadaccini | global queue_lock # pylint: disable=W0603 |
77 | 81198f6e | Iustin Pop | |
78 | 81198f6e | Iustin Pop | if queue_lock is not None: |
79 | 81198f6e | Iustin Pop | return None |
80 | 81198f6e | Iustin Pop | |
81 | 81198f6e | Iustin Pop | # Prepare job queue
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82 | 81198f6e | Iustin Pop | try:
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83 | 81198f6e | Iustin Pop | queue_lock = jstore.InitAndVerifyQueue(must_lock=False)
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84 | 81198f6e | Iustin Pop | return None |
85 | 81198f6e | Iustin Pop | except EnvironmentError, err: |
86 | 81198f6e | Iustin Pop | return err
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87 | 81198f6e | Iustin Pop | |
88 | 81198f6e | Iustin Pop | |
89 | 7f30777b | Michael Hanselmann | def _RequireJobQueueLock(fn): |
90 | 7f30777b | Michael Hanselmann | """Decorator for job queue manipulating functions.
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91 | 7f30777b | Michael Hanselmann |
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92 | 7f30777b | Michael Hanselmann | """
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93 | 8785cb30 | Michael Hanselmann | QUEUE_LOCK_TIMEOUT = 10
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94 | 8785cb30 | Michael Hanselmann | |
95 | 7f30777b | Michael Hanselmann | def wrapper(*args, **kwargs): |
96 | 7f30777b | Michael Hanselmann | # Locking in exclusive, blocking mode because there could be several
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97 | 506cff12 | Michael Hanselmann | # children running at the same time. Waiting up to 10 seconds.
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98 | 81198f6e | Iustin Pop | if _PrepareQueueLock() is not None: |
99 | 81198f6e | Iustin Pop | raise errors.JobQueueError("Job queue failed initialization," |
100 | 81198f6e | Iustin Pop | " cannot update jobs")
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101 | 8785cb30 | Michael Hanselmann | queue_lock.Exclusive(blocking=True, timeout=QUEUE_LOCK_TIMEOUT)
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102 | 7f30777b | Michael Hanselmann | try:
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103 | 7f30777b | Michael Hanselmann | return fn(*args, **kwargs)
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104 | 7f30777b | Michael Hanselmann | finally:
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105 | 7f30777b | Michael Hanselmann | queue_lock.Unlock() |
106 | 8785cb30 | Michael Hanselmann | |
107 | 7f30777b | Michael Hanselmann | return wrapper
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108 | 7f30777b | Michael Hanselmann | |
109 | 7f30777b | Michael Hanselmann | |
110 | 1651d116 | Michael Hanselmann | def _DecodeImportExportIO(ieio, ieioargs): |
111 | 1651d116 | Michael Hanselmann | """Decodes import/export I/O information.
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112 | 1651d116 | Michael Hanselmann |
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113 | 1651d116 | Michael Hanselmann | """
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114 | 1651d116 | Michael Hanselmann | if ieio == constants.IEIO_RAW_DISK:
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115 | 1651d116 | Michael Hanselmann | assert len(ieioargs) == 1 |
116 | 1651d116 | Michael Hanselmann | return (objects.Disk.FromDict(ieioargs[0]), ) |
117 | 1651d116 | Michael Hanselmann | |
118 | 1651d116 | Michael Hanselmann | if ieio == constants.IEIO_SCRIPT:
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119 | 1651d116 | Michael Hanselmann | assert len(ieioargs) == 2 |
120 | 1651d116 | Michael Hanselmann | return (objects.Disk.FromDict(ieioargs[0]), ieioargs[1]) |
121 | 1651d116 | Michael Hanselmann | |
122 | 1651d116 | Michael Hanselmann | return ieioargs
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123 | 1651d116 | Michael Hanselmann | |
124 | 1651d116 | Michael Hanselmann | |
125 | 4a90bd4f | Michele Tartara | def _DefaultAlternative(value, default): |
126 | a82d9394 | Michael Hanselmann | """Returns value or, if evaluating to False, a default value.
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127 | 4a90bd4f | Michele Tartara |
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128 | a82d9394 | Michael Hanselmann | Returns the given value, unless it evaluates to False. In the latter case the
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129 | a82d9394 | Michael Hanselmann | default value is returned.
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130 | a82d9394 | Michael Hanselmann |
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131 | a82d9394 | Michael Hanselmann | @param value: Value to return if it doesn't evaluate to False
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132 | a82d9394 | Michael Hanselmann | @param default: Default value
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133 | a82d9394 | Michael Hanselmann | @return: Given value or the default
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134 | 4a90bd4f | Michele Tartara |
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135 | 4a90bd4f | Michele Tartara | """
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136 | 4a90bd4f | Michele Tartara | if value:
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137 | 4a90bd4f | Michele Tartara | return value
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138 | 4a90bd4f | Michele Tartara | |
139 | 4a90bd4f | Michele Tartara | return default
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140 | 4a90bd4f | Michele Tartara | |
141 | 4a90bd4f | Michele Tartara | |
142 | 38b77287 | Luca Bigliardi | class MlockallRequestExecutor(http.server.HttpServerRequestExecutor): |
143 | cca5b3fc | Michael Hanselmann | """Subclass ensuring request handlers are locked in RAM.
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144 | 38b77287 | Luca Bigliardi |
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145 | 38b77287 | Luca Bigliardi | """
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146 | 38b77287 | Luca Bigliardi | def __init__(self, *args, **kwargs): |
147 | 38b77287 | Luca Bigliardi | utils.Mlockall() |
148 | 38b77287 | Luca Bigliardi | |
149 | 38b77287 | Luca Bigliardi | http.server.HttpServerRequestExecutor.__init__(self, *args, **kwargs)
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150 | 38b77287 | Luca Bigliardi | |
151 | 38b77287 | Luca Bigliardi | |
152 | e0003509 | Michael Hanselmann | class NodeRequestHandler(http.server.HttpServerHandler): |
153 | 3ecf6786 | Iustin Pop | """The server implementation.
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154 | 3ecf6786 | Iustin Pop |
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155 | 3ecf6786 | Iustin Pop | This class holds all methods exposed over the RPC interface.
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156 | 3ecf6786 | Iustin Pop |
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157 | 3ecf6786 | Iustin Pop | """
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158 | 2d54e29c | Iustin Pop | # too many public methods, and unused args - all methods get params
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159 | 2d54e29c | Iustin Pop | # due to the API
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160 | b459a848 | Andrea Spadaccini | # pylint: disable=R0904,W0613
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161 | e0003509 | Michael Hanselmann | def __init__(self): |
162 | e0003509 | Michael Hanselmann | http.server.HttpServerHandler.__init__(self)
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163 | cc28af80 | Michael Hanselmann | self.noded_pid = os.getpid()
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164 | cc28af80 | Michael Hanselmann | |
165 | cc28af80 | Michael Hanselmann | def HandleRequest(self, req): |
166 | 1df6506c | Michael Hanselmann | """Handle a request.
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167 | a8083063 | Iustin Pop |
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168 | 098c0958 | Michael Hanselmann | """
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169 | b9e12624 | Hrvoje Ribicic | |
170 | a7862455 | Iustin Pop | if req.request_method.upper() != http.HTTP_POST:
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171 | a7862455 | Iustin Pop | raise http.HttpBadRequest("Only the POST method is supported") |
172 | 1df6506c | Michael Hanselmann | |
173 | cc28af80 | Michael Hanselmann | path = req.request_path |
174 | 81010134 | Iustin Pop | if path.startswith("/"): |
175 | 81010134 | Iustin Pop | path = path[1:]
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176 | 81010134 | Iustin Pop | |
177 | 1df6506c | Michael Hanselmann | method = getattr(self, "perspective_%s" % path, None) |
178 | 1df6506c | Michael Hanselmann | if method is None: |
179 | 84f2756e | Michael Hanselmann | raise http.HttpNotFound()
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180 | a8083063 | Iustin Pop | |
181 | 81010134 | Iustin Pop | try:
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182 | ab221ddf | Michael Hanselmann | result = (True, method(serializer.LoadJson(req.request_body)))
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183 | 4dd42c9d | Iustin Pop | |
184 | 0623d351 | Iustin Pop | except backend.RPCFail, err:
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185 | 0623d351 | Iustin Pop | # our custom failure exception; str(err) works fine if the
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186 | 0623d351 | Iustin Pop | # exception was constructed with a single argument, and in
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187 | 0623d351 | Iustin Pop | # this case, err.message == err.args[0] == str(err)
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188 | ab221ddf | Michael Hanselmann | result = (False, str(err)) |
189 | 9ae49f27 | Guido Trotter | except errors.QuitGanetiException, err:
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190 | 84b58db2 | Michael Hanselmann | # Tell parent to quit
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191 | 0623d351 | Iustin Pop | logging.info("Shutting down the node daemon, arguments: %s",
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192 | 0623d351 | Iustin Pop | str(err.args))
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193 | cc28af80 | Michael Hanselmann | os.kill(self.noded_pid, signal.SIGTERM)
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194 | 0623d351 | Iustin Pop | # And return the error's arguments, which must be already in
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195 | 0623d351 | Iustin Pop | # correct tuple format
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196 | ab221ddf | Michael Hanselmann | result = err.args |
197 | 4dd42c9d | Iustin Pop | except Exception, err: |
198 | 0623d351 | Iustin Pop | logging.exception("Error in RPC call")
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199 | ab221ddf | Michael Hanselmann | result = (False, "Error while executing backend function: %s" % str(err)) |
200 | ab221ddf | Michael Hanselmann | |
201 | a182a3ed | Michael Hanselmann | return serializer.DumpJson(result)
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202 | a8083063 | Iustin Pop | |
203 | a8083063 | Iustin Pop | # the new block devices --------------------------
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204 | a8083063 | Iustin Pop | |
205 | 3ecf6786 | Iustin Pop | @staticmethod
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206 | 3ecf6786 | Iustin Pop | def perspective_blockdev_create(params): |
207 | 3ecf6786 | Iustin Pop | """Create a block device.
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208 | 3ecf6786 | Iustin Pop |
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209 | 3ecf6786 | Iustin Pop | """
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210 | ee1478e5 | Bernardo Dal Seno | (bdev_s, size, owner, on_primary, info, excl_stor) = params |
211 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
212 | a8083063 | Iustin Pop | if bdev is None: |
213 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
214 | ee1478e5 | Bernardo Dal Seno | return backend.BlockdevCreate(bdev, size, owner, on_primary, info,
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215 | ee1478e5 | Bernardo Dal Seno | excl_stor) |
216 | a8083063 | Iustin Pop | |
217 | 3ecf6786 | Iustin Pop | @staticmethod
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218 | 9c007da8 | Renรฉ Nussbaumer | def perspective_blockdev_pause_resume_sync(params): |
219 | 9c007da8 | Renรฉ Nussbaumer | """Pause/resume sync of a block device.
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220 | 9c007da8 | Renรฉ Nussbaumer |
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221 | 9c007da8 | Renรฉ Nussbaumer | """
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222 | 9c007da8 | Renรฉ Nussbaumer | disks_s, pause = params |
223 | 9c007da8 | Renรฉ Nussbaumer | disks = [objects.Disk.FromDict(bdev_s) for bdev_s in disks_s] |
224 | 9c007da8 | Renรฉ Nussbaumer | return backend.BlockdevPauseResumeSync(disks, pause)
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225 | 9c007da8 | Renรฉ Nussbaumer | |
226 | 9c007da8 | Renรฉ Nussbaumer | @staticmethod
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227 | 271b7cf9 | Renรฉ Nussbaumer | def perspective_blockdev_wipe(params): |
228 | 271b7cf9 | Renรฉ Nussbaumer | """Wipe a block device.
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229 | 271b7cf9 | Renรฉ Nussbaumer |
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230 | 271b7cf9 | Renรฉ Nussbaumer | """
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231 | 271b7cf9 | Renรฉ Nussbaumer | bdev_s, offset, size = params |
232 | 271b7cf9 | Renรฉ Nussbaumer | bdev = objects.Disk.FromDict(bdev_s) |
233 | 271b7cf9 | Renรฉ Nussbaumer | return backend.BlockdevWipe(bdev, offset, size)
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234 | 271b7cf9 | Renรฉ Nussbaumer | |
235 | 271b7cf9 | Renรฉ Nussbaumer | @staticmethod
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236 | 3ecf6786 | Iustin Pop | def perspective_blockdev_remove(params): |
237 | 3ecf6786 | Iustin Pop | """Remove a block device.
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238 | 3ecf6786 | Iustin Pop |
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239 | 3ecf6786 | Iustin Pop | """
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240 | a8083063 | Iustin Pop | bdev_s = params[0]
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241 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
242 | 821d1bd1 | Iustin Pop | return backend.BlockdevRemove(bdev)
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243 | a8083063 | Iustin Pop | |
244 | 3ecf6786 | Iustin Pop | @staticmethod
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245 | f3e513ad | Iustin Pop | def perspective_blockdev_rename(params): |
246 | f3e513ad | Iustin Pop | """Remove a block device.
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247 | f3e513ad | Iustin Pop |
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248 | f3e513ad | Iustin Pop | """
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249 | 8a31717c | Michael Hanselmann | devlist = [(objects.Disk.FromDict(ds), uid) for ds, uid in params[0]] |
250 | 821d1bd1 | Iustin Pop | return backend.BlockdevRename(devlist)
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251 | f3e513ad | Iustin Pop | |
252 | f3e513ad | Iustin Pop | @staticmethod
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253 | 3ecf6786 | Iustin Pop | def perspective_blockdev_assemble(params): |
254 | 3ecf6786 | Iustin Pop | """Assemble a block device.
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255 | 3ecf6786 | Iustin Pop |
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256 | 3ecf6786 | Iustin Pop | """
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257 | c417e115 | Iustin Pop | bdev_s, owner, on_primary, idx = params |
258 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
259 | a8083063 | Iustin Pop | if bdev is None: |
260 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
261 | c417e115 | Iustin Pop | return backend.BlockdevAssemble(bdev, owner, on_primary, idx)
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262 | a8083063 | Iustin Pop | |
263 | 3ecf6786 | Iustin Pop | @staticmethod
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264 | 3ecf6786 | Iustin Pop | def perspective_blockdev_shutdown(params): |
265 | 3ecf6786 | Iustin Pop | """Shutdown a block device.
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266 | 3ecf6786 | Iustin Pop |
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267 | 3ecf6786 | Iustin Pop | """
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268 | a8083063 | Iustin Pop | bdev_s = params[0]
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269 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
270 | a8083063 | Iustin Pop | if bdev is None: |
271 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
272 | 821d1bd1 | Iustin Pop | return backend.BlockdevShutdown(bdev)
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273 | a8083063 | Iustin Pop | |
274 | 3ecf6786 | Iustin Pop | @staticmethod
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275 | 153d9724 | Iustin Pop | def perspective_blockdev_addchildren(params): |
276 | 3ecf6786 | Iustin Pop | """Add a child to a mirror device.
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277 | 3ecf6786 | Iustin Pop |
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278 | 3ecf6786 | Iustin Pop | Note: this is only valid for mirror devices. It's the caller's duty
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279 | 3ecf6786 | Iustin Pop | to send a correct disk, otherwise we raise an error.
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280 | 3ecf6786 | Iustin Pop |
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281 | 3ecf6786 | Iustin Pop | """
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282 | a8083063 | Iustin Pop | bdev_s, ndev_s = params |
283 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
284 | 153d9724 | Iustin Pop | ndevs = [objects.Disk.FromDict(disk_s) for disk_s in ndev_s] |
285 | 153d9724 | Iustin Pop | if bdev is None or ndevs.count(None) > 0: |
286 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
287 | 821d1bd1 | Iustin Pop | return backend.BlockdevAddchildren(bdev, ndevs)
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288 | a8083063 | Iustin Pop | |
289 | 3ecf6786 | Iustin Pop | @staticmethod
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290 | 153d9724 | Iustin Pop | def perspective_blockdev_removechildren(params): |
291 | 3ecf6786 | Iustin Pop | """Remove a child from a mirror device.
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292 | 3ecf6786 | Iustin Pop |
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293 | 3ecf6786 | Iustin Pop | This is only valid for mirror devices, of course. It's the callers
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294 | 3ecf6786 | Iustin Pop | duty to send a correct disk, otherwise we raise an error.
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295 | 3ecf6786 | Iustin Pop |
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296 | 3ecf6786 | Iustin Pop | """
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297 | a8083063 | Iustin Pop | bdev_s, ndev_s = params |
298 | 319856a9 | Michael Hanselmann | bdev = objects.Disk.FromDict(bdev_s) |
299 | 153d9724 | Iustin Pop | ndevs = [objects.Disk.FromDict(disk_s) for disk_s in ndev_s] |
300 | 153d9724 | Iustin Pop | if bdev is None or ndevs.count(None) > 0: |
301 | a8083063 | Iustin Pop | raise ValueError("can't unserialize data!") |
302 | 821d1bd1 | Iustin Pop | return backend.BlockdevRemovechildren(bdev, ndevs)
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303 | a8083063 | Iustin Pop | |
304 | 3ecf6786 | Iustin Pop | @staticmethod
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305 | 3ecf6786 | Iustin Pop | def perspective_blockdev_getmirrorstatus(params): |
306 | 3ecf6786 | Iustin Pop | """Return the mirror status for a list of disks.
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307 | 3ecf6786 | Iustin Pop |
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308 | 3ecf6786 | Iustin Pop | """
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309 | 319856a9 | Michael Hanselmann | disks = [objects.Disk.FromDict(dsk_s) |
310 | e437117f | Michael Hanselmann | for dsk_s in params[0]] |
311 | 36145b12 | Michael Hanselmann | return [status.ToDict()
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312 | 36145b12 | Michael Hanselmann | for status in backend.BlockdevGetmirrorstatus(disks)] |
313 | a8083063 | Iustin Pop | |
314 | 3ecf6786 | Iustin Pop | @staticmethod
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315 | b8d26c6e | Michael Hanselmann | def perspective_blockdev_getmirrorstatus_multi(params): |
316 | b8d26c6e | Michael Hanselmann | """Return the mirror status for a list of disks.
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317 | b8d26c6e | Michael Hanselmann |
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318 | b8d26c6e | Michael Hanselmann | """
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319 | b8d26c6e | Michael Hanselmann | (node_disks, ) = params |
320 | b8d26c6e | Michael Hanselmann | |
321 | 5449685e | Iustin Pop | disks = [objects.Disk.FromDict(dsk_s) for dsk_s in node_disks] |
322 | b8d26c6e | Michael Hanselmann | |
323 | c6a9dffa | Michael Hanselmann | result = [] |
324 | c6a9dffa | Michael Hanselmann | |
325 | c6a9dffa | Michael Hanselmann | for (success, status) in backend.BlockdevGetmirrorstatusMulti(disks): |
326 | c6a9dffa | Michael Hanselmann | if success:
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327 | c6a9dffa | Michael Hanselmann | result.append((success, status.ToDict())) |
328 | c6a9dffa | Michael Hanselmann | else:
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329 | c6a9dffa | Michael Hanselmann | result.append((success, status)) |
330 | c6a9dffa | Michael Hanselmann | |
331 | c6a9dffa | Michael Hanselmann | return result
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332 | b8d26c6e | Michael Hanselmann | |
333 | b8d26c6e | Michael Hanselmann | @staticmethod
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334 | 3ecf6786 | Iustin Pop | def perspective_blockdev_find(params): |
335 | 3ecf6786 | Iustin Pop | """Expose the FindBlockDevice functionality for a disk.
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336 | 3ecf6786 | Iustin Pop |
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337 | 3ecf6786 | Iustin Pop | This will try to find but not activate a disk.
|
338 | 3ecf6786 | Iustin Pop |
|
339 | 3ecf6786 | Iustin Pop | """
|
340 | 319856a9 | Michael Hanselmann | disk = objects.Disk.FromDict(params[0])
|
341 | ddfe2228 | Michael Hanselmann | |
342 | ddfe2228 | Michael Hanselmann | result = backend.BlockdevFind(disk) |
343 | ddfe2228 | Michael Hanselmann | if result is None: |
344 | ddfe2228 | Michael Hanselmann | return None |
345 | ddfe2228 | Michael Hanselmann | |
346 | ddfe2228 | Michael Hanselmann | return result.ToDict()
|
347 | a8083063 | Iustin Pop | |
348 | 3ecf6786 | Iustin Pop | @staticmethod
|
349 | 3ecf6786 | Iustin Pop | def perspective_blockdev_snapshot(params): |
350 | 3ecf6786 | Iustin Pop | """Create a snapshot device.
|
351 | 3ecf6786 | Iustin Pop |
|
352 | 3ecf6786 | Iustin Pop | Note that this is only valid for LVM disks, if we get passed
|
353 | 3ecf6786 | Iustin Pop | something else we raise an exception. The snapshot device can be
|
354 | 3ecf6786 | Iustin Pop | remove by calling the generic block device remove call.
|
355 | 3ecf6786 | Iustin Pop |
|
356 | 3ecf6786 | Iustin Pop | """
|
357 | 319856a9 | Michael Hanselmann | cfbd = objects.Disk.FromDict(params[0])
|
358 | 821d1bd1 | Iustin Pop | return backend.BlockdevSnapshot(cfbd)
|
359 | a8083063 | Iustin Pop | |
360 | 4c8ba8b3 | Iustin Pop | @staticmethod
|
361 | 4c8ba8b3 | Iustin Pop | def perspective_blockdev_grow(params): |
362 | 4c8ba8b3 | Iustin Pop | """Grow a stack of devices.
|
363 | 4c8ba8b3 | Iustin Pop |
|
364 | 4c8ba8b3 | Iustin Pop | """
|
365 | e43a624e | Bernardo Dal Seno | if len(params) < 5: |
366 | e43a624e | Bernardo Dal Seno | raise ValueError("Received only %s parameters in blockdev_grow," |
367 | e43a624e | Bernardo Dal Seno | " old master?" % len(params)) |
368 | 4c8ba8b3 | Iustin Pop | cfbd = objects.Disk.FromDict(params[0])
|
369 | 4c8ba8b3 | Iustin Pop | amount = params[1]
|
370 | a59faf4b | Iustin Pop | dryrun = params[2]
|
371 | cad0723b | Iustin Pop | backingstore = params[3]
|
372 | be9150ea | Bernardo Dal Seno | excl_stor = params[4]
|
373 | be9150ea | Bernardo Dal Seno | return backend.BlockdevGrow(cfbd, amount, dryrun, backingstore, excl_stor)
|
374 | 4c8ba8b3 | Iustin Pop | |
375 | d61cbe76 | Iustin Pop | @staticmethod
|
376 | d61cbe76 | Iustin Pop | def perspective_blockdev_close(params): |
377 | d61cbe76 | Iustin Pop | """Closes the given block devices.
|
378 | d61cbe76 | Iustin Pop |
|
379 | d61cbe76 | Iustin Pop | """
|
380 | b2e7666a | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in params[1]] |
381 | 821d1bd1 | Iustin Pop | return backend.BlockdevClose(params[0], disks) |
382 | d61cbe76 | Iustin Pop | |
383 | 968a7623 | Iustin Pop | @staticmethod
|
384 | 6ef8077e | Bernardo Dal Seno | def perspective_blockdev_getdimensions(params): |
385 | 968a7623 | Iustin Pop | """Compute the sizes of the given block devices.
|
386 | 968a7623 | Iustin Pop |
|
387 | 968a7623 | Iustin Pop | """
|
388 | 968a7623 | Iustin Pop | disks = [objects.Disk.FromDict(cf) for cf in params[0]] |
389 | 6ef8077e | Bernardo Dal Seno | return backend.BlockdevGetdimensions(disks)
|
390 | 968a7623 | Iustin Pop | |
391 | 858f3d18 | Iustin Pop | @staticmethod
|
392 | 48e175a2 | Iustin Pop | def perspective_blockdev_setinfo(params): |
393 | 48e175a2 | Iustin Pop | """Sets metadata information on the given block device.
|
394 | 48e175a2 | Iustin Pop |
|
395 | 48e175a2 | Iustin Pop | """
|
396 | 48e175a2 | Iustin Pop | (disk, info) = params |
397 | 48e175a2 | Iustin Pop | disk = objects.Disk.FromDict(disk) |
398 | 48e175a2 | Iustin Pop | return backend.BlockdevSetInfo(disk, info)
|
399 | 48e175a2 | Iustin Pop | |
400 | 6b93ec9d | Iustin Pop | # blockdev/drbd specific methods ----------
|
401 | 6b93ec9d | Iustin Pop | |
402 | 6b93ec9d | Iustin Pop | @staticmethod
|
403 | 6b93ec9d | Iustin Pop | def perspective_drbd_disconnect_net(params): |
404 | 6b93ec9d | Iustin Pop | """Disconnects the network connection of drbd disks.
|
405 | 6b93ec9d | Iustin Pop |
|
406 | 6b93ec9d | Iustin Pop | Note that this is only valid for drbd disks, so the members of the
|
407 | 6b93ec9d | Iustin Pop | disk list must all be drbd devices.
|
408 | 6b93ec9d | Iustin Pop |
|
409 | 6b93ec9d | Iustin Pop | """
|
410 | 0c3d9c7c | Thomas Thrainer | (disks,) = params |
411 | 0c3d9c7c | Thomas Thrainer | disks = [objects.Disk.FromDict(disk) for disk in disks] |
412 | 0c3d9c7c | Thomas Thrainer | return backend.DrbdDisconnectNet(disks)
|
413 | 6b93ec9d | Iustin Pop | |
414 | 6b93ec9d | Iustin Pop | @staticmethod
|
415 | 6b93ec9d | Iustin Pop | def perspective_drbd_attach_net(params): |
416 | 6b93ec9d | Iustin Pop | """Attaches the network connection of drbd disks.
|
417 | 6b93ec9d | Iustin Pop |
|
418 | 6b93ec9d | Iustin Pop | Note that this is only valid for drbd disks, so the members of the
|
419 | 6b93ec9d | Iustin Pop | disk list must all be drbd devices.
|
420 | 6b93ec9d | Iustin Pop |
|
421 | 6b93ec9d | Iustin Pop | """
|
422 | 0c3d9c7c | Thomas Thrainer | disks, instance_name, multimaster = params |
423 | 0c3d9c7c | Thomas Thrainer | disks = [objects.Disk.FromDict(disk) for disk in disks] |
424 | 0c3d9c7c | Thomas Thrainer | return backend.DrbdAttachNet(disks, instance_name, multimaster)
|
425 | 6b93ec9d | Iustin Pop | |
426 | 6b93ec9d | Iustin Pop | @staticmethod
|
427 | 6b93ec9d | Iustin Pop | def perspective_drbd_wait_sync(params): |
428 | 6b93ec9d | Iustin Pop | """Wait until DRBD disks are synched.
|
429 | 6b93ec9d | Iustin Pop |
|
430 | 6b93ec9d | Iustin Pop | Note that this is only valid for drbd disks, so the members of the
|
431 | 6b93ec9d | Iustin Pop | disk list must all be drbd devices.
|
432 | 6b93ec9d | Iustin Pop |
|
433 | 6b93ec9d | Iustin Pop | """
|
434 | 0c3d9c7c | Thomas Thrainer | (disks,) = params |
435 | 0c3d9c7c | Thomas Thrainer | disks = [objects.Disk.FromDict(disk) for disk in disks] |
436 | 0c3d9c7c | Thomas Thrainer | return backend.DrbdWaitSync(disks)
|
437 | 6b93ec9d | Iustin Pop | |
438 | c46b9782 | Luca Bigliardi | @staticmethod
|
439 | 235a6b29 | Thomas Thrainer | def perspective_drbd_needs_activation(params): |
440 | 235a6b29 | Thomas Thrainer | """Checks if the drbd devices need activation
|
441 | 235a6b29 | Thomas Thrainer |
|
442 | 235a6b29 | Thomas Thrainer | Note that this is only valid for drbd disks, so the members of the
|
443 | 235a6b29 | Thomas Thrainer | disk list must all be drbd devices.
|
444 | 235a6b29 | Thomas Thrainer |
|
445 | 235a6b29 | Thomas Thrainer | """
|
446 | 0c3d9c7c | Thomas Thrainer | (disks,) = params |
447 | 0c3d9c7c | Thomas Thrainer | disks = [objects.Disk.FromDict(disk) for disk in disks] |
448 | 0c3d9c7c | Thomas Thrainer | return backend.DrbdNeedsActivation(disks)
|
449 | 235a6b29 | Thomas Thrainer | |
450 | 235a6b29 | Thomas Thrainer | @staticmethod
|
451 | 0c3d9c7c | Thomas Thrainer | def perspective_drbd_helper(_): |
452 | c46b9782 | Luca Bigliardi | """Query drbd helper.
|
453 | c46b9782 | Luca Bigliardi |
|
454 | c46b9782 | Luca Bigliardi | """
|
455 | c46b9782 | Luca Bigliardi | return backend.GetDrbdUsermodeHelper()
|
456 | c46b9782 | Luca Bigliardi | |
457 | a8083063 | Iustin Pop | # export/import --------------------------
|
458 | a8083063 | Iustin Pop | |
459 | 3ecf6786 | Iustin Pop | @staticmethod
|
460 | 3ecf6786 | Iustin Pop | def perspective_finalize_export(params): |
461 | 3ecf6786 | Iustin Pop | """Expose the finalize export functionality.
|
462 | a8083063 | Iustin Pop |
|
463 | 3ecf6786 | Iustin Pop | """
|
464 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0])
|
465 | 7b651654 | Michael Hanselmann | |
466 | 7b651654 | Michael Hanselmann | snap_disks = [] |
467 | 7b651654 | Michael Hanselmann | for disk in params[1]: |
468 | 7b651654 | Michael Hanselmann | if isinstance(disk, bool): |
469 | 7b651654 | Michael Hanselmann | snap_disks.append(disk) |
470 | 7b651654 | Michael Hanselmann | else:
|
471 | 7b651654 | Michael Hanselmann | snap_disks.append(objects.Disk.FromDict(disk)) |
472 | 7b651654 | Michael Hanselmann | |
473 | a8083063 | Iustin Pop | return backend.FinalizeExport(instance, snap_disks)
|
474 | a8083063 | Iustin Pop | |
475 | 3ecf6786 | Iustin Pop | @staticmethod
|
476 | 3ecf6786 | Iustin Pop | def perspective_export_info(params): |
477 | 3ecf6786 | Iustin Pop | """Query information about an existing export on this node.
|
478 | 3ecf6786 | Iustin Pop |
|
479 | 3ecf6786 | Iustin Pop | The given path may not contain an export, in which case we return
|
480 | 3ecf6786 | Iustin Pop | None.
|
481 | 3ecf6786 | Iustin Pop |
|
482 | 3ecf6786 | Iustin Pop | """
|
483 | 3ecf6786 | Iustin Pop | path = params[0]
|
484 | 3eccac06 | Iustin Pop | return backend.ExportInfo(path)
|
485 | a8083063 | Iustin Pop | |
486 | 3ecf6786 | Iustin Pop | @staticmethod
|
487 | 3ecf6786 | Iustin Pop | def perspective_export_list(params): |
488 | 3ecf6786 | Iustin Pop | """List the available exports on this node.
|
489 | 3ecf6786 | Iustin Pop |
|
490 | 3ecf6786 | Iustin Pop | Note that as opposed to export_info, which may query data about an
|
491 | 3ecf6786 | Iustin Pop | export in any path, this only queries the standard Ganeti path
|
492 | a5ce2ea2 | Michael Hanselmann | (pathutils.EXPORT_DIR).
|
493 | 3ecf6786 | Iustin Pop |
|
494 | 3ecf6786 | Iustin Pop | """
|
495 | a8083063 | Iustin Pop | return backend.ListExports()
|
496 | a8083063 | Iustin Pop | |
497 | 3ecf6786 | Iustin Pop | @staticmethod
|
498 | 3ecf6786 | Iustin Pop | def perspective_export_remove(params): |
499 | 3ecf6786 | Iustin Pop | """Remove an export.
|
500 | 3ecf6786 | Iustin Pop |
|
501 | 3ecf6786 | Iustin Pop | """
|
502 | a8083063 | Iustin Pop | export = params[0]
|
503 | a8083063 | Iustin Pop | return backend.RemoveExport(export)
|
504 | a8083063 | Iustin Pop | |
505 | 2be7273c | Apollon Oikonomopoulos | # block device ---------------------
|
506 | 2be7273c | Apollon Oikonomopoulos | @staticmethod
|
507 | 2be7273c | Apollon Oikonomopoulos | def perspective_bdev_sizes(params): |
508 | 2be7273c | Apollon Oikonomopoulos | """Query the list of block devices
|
509 | 2be7273c | Apollon Oikonomopoulos |
|
510 | 2be7273c | Apollon Oikonomopoulos | """
|
511 | 2be7273c | Apollon Oikonomopoulos | devices = params[0]
|
512 | 2be7273c | Apollon Oikonomopoulos | return backend.GetBlockDevSizes(devices)
|
513 | 2be7273c | Apollon Oikonomopoulos | |
514 | a8083063 | Iustin Pop | # volume --------------------------
|
515 | a8083063 | Iustin Pop | |
516 | 3ecf6786 | Iustin Pop | @staticmethod
|
517 | b2a6ccd4 | Iustin Pop | def perspective_lv_list(params): |
518 | 3ecf6786 | Iustin Pop | """Query the list of logical volumes in a given volume group.
|
519 | 3ecf6786 | Iustin Pop |
|
520 | 3ecf6786 | Iustin Pop | """
|
521 | a8083063 | Iustin Pop | vgname = params[0]
|
522 | c26a6bd2 | Iustin Pop | return backend.GetVolumeList(vgname)
|
523 | a8083063 | Iustin Pop | |
524 | 3ecf6786 | Iustin Pop | @staticmethod
|
525 | 3ecf6786 | Iustin Pop | def perspective_vg_list(params): |
526 | 3ecf6786 | Iustin Pop | """Query the list of volume groups.
|
527 | 3ecf6786 | Iustin Pop |
|
528 | 3ecf6786 | Iustin Pop | """
|
529 | a8083063 | Iustin Pop | return backend.ListVolumeGroups()
|
530 | a8083063 | Iustin Pop | |
531 | e337de97 | Michael Hanselmann | # Storage --------------------------
|
532 | e337de97 | Michael Hanselmann | |
533 | e337de97 | Michael Hanselmann | @staticmethod
|
534 | e337de97 | Michael Hanselmann | def perspective_storage_list(params): |
535 | e337de97 | Michael Hanselmann | """Get list of storage units.
|
536 | e337de97 | Michael Hanselmann |
|
537 | e337de97 | Michael Hanselmann | """
|
538 | e337de97 | Michael Hanselmann | (su_name, su_args, name, fields) = params |
539 | c23bb217 | Helga Velroyen | return container.GetStorage(su_name, *su_args).List(name, fields)
|
540 | e337de97 | Michael Hanselmann | |
541 | 8979196a | Michael Hanselmann | @staticmethod
|
542 | 8979196a | Michael Hanselmann | def perspective_storage_modify(params): |
543 | 8979196a | Michael Hanselmann | """Modify a storage unit.
|
544 | 8979196a | Michael Hanselmann |
|
545 | 8979196a | Michael Hanselmann | """
|
546 | 8979196a | Michael Hanselmann | (su_name, su_args, name, changes) = params |
547 | c23bb217 | Helga Velroyen | return container.GetStorage(su_name, *su_args).Modify(name, changes)
|
548 | 8979196a | Michael Hanselmann | |
549 | 637b8d7e | Michael Hanselmann | @staticmethod
|
550 | 637b8d7e | Michael Hanselmann | def perspective_storage_execute(params): |
551 | 637b8d7e | Michael Hanselmann | """Execute an operation on a storage unit.
|
552 | 637b8d7e | Michael Hanselmann |
|
553 | 637b8d7e | Michael Hanselmann | """
|
554 | 637b8d7e | Michael Hanselmann | (su_name, su_args, name, op) = params |
555 | c23bb217 | Helga Velroyen | return container.GetStorage(su_name, *su_args).Execute(name, op)
|
556 | 637b8d7e | Michael Hanselmann | |
557 | a8083063 | Iustin Pop | # bridge --------------------------
|
558 | a8083063 | Iustin Pop | |
559 | 3ecf6786 | Iustin Pop | @staticmethod
|
560 | 3ecf6786 | Iustin Pop | def perspective_bridges_exist(params): |
561 | 3ecf6786 | Iustin Pop | """Check if all bridges given exist on this node.
|
562 | 3ecf6786 | Iustin Pop |
|
563 | 3ecf6786 | Iustin Pop | """
|
564 | a8083063 | Iustin Pop | bridges_list = params[0]
|
565 | a8083063 | Iustin Pop | return backend.BridgesExist(bridges_list)
|
566 | a8083063 | Iustin Pop | |
567 | a8083063 | Iustin Pop | # instance --------------------------
|
568 | a8083063 | Iustin Pop | |
569 | 3ecf6786 | Iustin Pop | @staticmethod
|
570 | 3ecf6786 | Iustin Pop | def perspective_instance_os_add(params): |
571 | 3ecf6786 | Iustin Pop | """Install an OS on a given instance.
|
572 | 3ecf6786 | Iustin Pop |
|
573 | 3ecf6786 | Iustin Pop | """
|
574 | d15a9ad3 | Guido Trotter | inst_s = params[0]
|
575 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
576 | e557bae9 | Guido Trotter | reinstall = params[1]
|
577 | 4a0e011f | Iustin Pop | debug = params[2]
|
578 | 4a0e011f | Iustin Pop | return backend.InstanceOsAdd(inst, reinstall, debug)
|
579 | a8083063 | Iustin Pop | |
580 | 3ecf6786 | Iustin Pop | @staticmethod
|
581 | decd5f45 | Iustin Pop | def perspective_instance_run_rename(params): |
582 | decd5f45 | Iustin Pop | """Runs the OS rename script for an instance.
|
583 | decd5f45 | Iustin Pop |
|
584 | decd5f45 | Iustin Pop | """
|
585 | 4a0e011f | Iustin Pop | inst_s, old_name, debug = params |
586 | 319856a9 | Michael Hanselmann | inst = objects.Instance.FromDict(inst_s) |
587 | 4a0e011f | Iustin Pop | return backend.RunRenameInstance(inst, old_name, debug)
|
588 | decd5f45 | Iustin Pop | |
589 | decd5f45 | Iustin Pop | @staticmethod
|
590 | 3ecf6786 | Iustin Pop | def perspective_instance_shutdown(params): |
591 | 3ecf6786 | Iustin Pop | """Shutdown an instance.
|
592 | 3ecf6786 | Iustin Pop |
|
593 | 3ecf6786 | Iustin Pop | """
|
594 | 319856a9 | Michael Hanselmann | instance = objects.Instance.FromDict(params[0])
|
595 | 6263189c | Guido Trotter | timeout = params[1]
|
596 | 1f350e0f | Michele Tartara | trail = params[2]
|
597 | 1f350e0f | Michele Tartara | _extendReasonTrail(trail, "shutdown")
|
598 | 1f350e0f | Michele Tartara | return backend.InstanceShutdown(instance, timeout, trail)
|
599 | a8083063 | Iustin Pop | |
600 | 3ecf6786 | Iustin Pop | @staticmethod
|
601 | 3ecf6786 | Iustin Pop | def perspective_instance_start(params): |
602 | 3ecf6786 | Iustin Pop | """Start an instance.
|
603 | 3ecf6786 | Iustin Pop |
|
604 | 3ecf6786 | Iustin Pop | """
|
605 | 1fa6fcba | Michele Tartara | (instance_name, startup_paused, trail) = params |
606 | 323f9095 | Stephen Shirley | instance = objects.Instance.FromDict(instance_name) |
607 | 1fa6fcba | Michele Tartara | _extendReasonTrail(trail, "start")
|
608 | 1fa6fcba | Michele Tartara | return backend.StartInstance(instance, startup_paused, trail)
|
609 | a8083063 | Iustin Pop | |
610 | 3ecf6786 | Iustin Pop | @staticmethod
|
611 | c5708931 | Dimitris Aragiorgis | def perspective_hotplug_device(params): |
612 | c5708931 | Dimitris Aragiorgis | """Hotplugs device to a running instance.
|
613 | c5708931 | Dimitris Aragiorgis |
|
614 | c5708931 | Dimitris Aragiorgis | """
|
615 | c5708931 | Dimitris Aragiorgis | (idict, action, dev_type, ddict, extra, seq) = params |
616 | c5708931 | Dimitris Aragiorgis | instance = objects.Instance.FromDict(idict) |
617 | c5708931 | Dimitris Aragiorgis | if dev_type == constants.HOTPLUG_TARGET_DISK:
|
618 | c5708931 | Dimitris Aragiorgis | device = objects.Disk.FromDict(ddict) |
619 | c5708931 | Dimitris Aragiorgis | elif dev_type == constants.HOTPLUG_TARGET_NIC:
|
620 | c5708931 | Dimitris Aragiorgis | device = objects.NIC.FromDict(ddict) |
621 | c5708931 | Dimitris Aragiorgis | else:
|
622 | c5708931 | Dimitris Aragiorgis | assert dev_type in constants.HOTPLUG_ALL_TARGETS |
623 | c5708931 | Dimitris Aragiorgis | return backend.HotplugDevice(instance, action, dev_type, device, extra, seq)
|
624 | c5708931 | Dimitris Aragiorgis | |
625 | c5708931 | Dimitris Aragiorgis | @staticmethod
|
626 | 24711492 | Dimitris Aragiorgis | def perspective_hotplug_supported(params): |
627 | 24711492 | Dimitris Aragiorgis | """Checks if hotplug is supported.
|
628 | 24711492 | Dimitris Aragiorgis |
|
629 | 24711492 | Dimitris Aragiorgis | """
|
630 | 24711492 | Dimitris Aragiorgis | instance = objects.Instance.FromDict(params[0])
|
631 | 24711492 | Dimitris Aragiorgis | return backend.HotplugSupported(instance)
|
632 | 24711492 | Dimitris Aragiorgis | |
633 | 24711492 | Dimitris Aragiorgis | @staticmethod
|
634 | 6906a9d8 | Guido Trotter | def perspective_migration_info(params): |
635 | 6906a9d8 | Guido Trotter | """Gather information about an instance to be migrated.
|
636 | 6906a9d8 | Guido Trotter |
|
637 | 6906a9d8 | Guido Trotter | """
|
638 | 6906a9d8 | Guido Trotter | instance = objects.Instance.FromDict(params[0])
|
639 | 6906a9d8 | Guido Trotter | return backend.MigrationInfo(instance)
|
640 | 6906a9d8 | Guido Trotter | |
641 | 6906a9d8 | Guido Trotter | @staticmethod
|
642 | 6906a9d8 | Guido Trotter | def perspective_accept_instance(params): |
643 | 6906a9d8 | Guido Trotter | """Prepare the node to accept an instance.
|
644 | 6906a9d8 | Guido Trotter |
|
645 | 6906a9d8 | Guido Trotter | """
|
646 | 6906a9d8 | Guido Trotter | instance, info, target = params |
647 | 6906a9d8 | Guido Trotter | instance = objects.Instance.FromDict(instance) |
648 | 6906a9d8 | Guido Trotter | return backend.AcceptInstance(instance, info, target)
|
649 | 6906a9d8 | Guido Trotter | |
650 | 6906a9d8 | Guido Trotter | @staticmethod
|
651 | 6a1434d7 | Andrea Spadaccini | def perspective_instance_finalize_migration_dst(params): |
652 | 6a1434d7 | Andrea Spadaccini | """Finalize the instance migration on the destination node.
|
653 | 6906a9d8 | Guido Trotter |
|
654 | 6906a9d8 | Guido Trotter | """
|
655 | 6906a9d8 | Guido Trotter | instance, info, success = params |
656 | 6906a9d8 | Guido Trotter | instance = objects.Instance.FromDict(instance) |
657 | 6a1434d7 | Andrea Spadaccini | return backend.FinalizeMigrationDst(instance, info, success)
|
658 | 6906a9d8 | Guido Trotter | |
659 | 6906a9d8 | Guido Trotter | @staticmethod
|
660 | 2a10865c | Iustin Pop | def perspective_instance_migrate(params): |
661 | 2a10865c | Iustin Pop | """Migrates an instance.
|
662 | 2a10865c | Iustin Pop |
|
663 | 2a10865c | Iustin Pop | """
|
664 | bc0a2284 | Helga Velroyen | cluster_name, instance, target, live = params |
665 | 9f0e6b37 | Iustin Pop | instance = objects.Instance.FromDict(instance) |
666 | bc0a2284 | Helga Velroyen | return backend.MigrateInstance(cluster_name, instance, target, live)
|
667 | 2a10865c | Iustin Pop | |
668 | 2a10865c | Iustin Pop | @staticmethod
|
669 | 6a1434d7 | Andrea Spadaccini | def perspective_instance_finalize_migration_src(params): |
670 | 6a1434d7 | Andrea Spadaccini | """Finalize the instance migration on the source node.
|
671 | 6a1434d7 | Andrea Spadaccini |
|
672 | 6a1434d7 | Andrea Spadaccini | """
|
673 | 6a1434d7 | Andrea Spadaccini | instance, success, live = params |
674 | 6a1434d7 | Andrea Spadaccini | instance = objects.Instance.FromDict(instance) |
675 | 6a1434d7 | Andrea Spadaccini | return backend.FinalizeMigrationSource(instance, success, live)
|
676 | 6a1434d7 | Andrea Spadaccini | |
677 | 6a1434d7 | Andrea Spadaccini | @staticmethod
|
678 | 6a1434d7 | Andrea Spadaccini | def perspective_instance_get_migration_status(params): |
679 | 6a1434d7 | Andrea Spadaccini | """Reports migration status.
|
680 | 6a1434d7 | Andrea Spadaccini |
|
681 | 6a1434d7 | Andrea Spadaccini | """
|
682 | 6a1434d7 | Andrea Spadaccini | instance = objects.Instance.FromDict(params[0])
|
683 | 6a1434d7 | Andrea Spadaccini | return backend.GetMigrationStatus(instance).ToDict()
|
684 | 6a1434d7 | Andrea Spadaccini | |
685 | 6a1434d7 | Andrea Spadaccini | @staticmethod
|
686 | 007a2f3e | Alexander Schreiber | def perspective_instance_reboot(params): |
687 | 007a2f3e | Alexander Schreiber | """Reboot an instance.
|
688 | 007a2f3e | Alexander Schreiber |
|
689 | 007a2f3e | Alexander Schreiber | """
|
690 | 007a2f3e | Alexander Schreiber | instance = objects.Instance.FromDict(params[0])
|
691 | 007a2f3e | Alexander Schreiber | reboot_type = params[1]
|
692 | 17c3f802 | Guido Trotter | shutdown_timeout = params[2]
|
693 | 55cec070 | Michele Tartara | trail = params[3]
|
694 | 55cec070 | Michele Tartara | _extendReasonTrail(trail, "reboot")
|
695 | 55cec070 | Michele Tartara | return backend.InstanceReboot(instance, reboot_type, shutdown_timeout,
|
696 | 55cec070 | Michele Tartara | trail) |
697 | 007a2f3e | Alexander Schreiber | |
698 | 007a2f3e | Alexander Schreiber | @staticmethod
|
699 | ebe466d8 | Guido Trotter | def perspective_instance_balloon_memory(params): |
700 | ebe466d8 | Guido Trotter | """Modify instance runtime memory.
|
701 | ebe466d8 | Guido Trotter |
|
702 | ebe466d8 | Guido Trotter | """
|
703 | ebe466d8 | Guido Trotter | instance_dict, memory = params |
704 | ebe466d8 | Guido Trotter | instance = objects.Instance.FromDict(instance_dict) |
705 | ebe466d8 | Guido Trotter | return backend.InstanceBalloonMemory(instance, memory)
|
706 | ebe466d8 | Guido Trotter | |
707 | ebe466d8 | Guido Trotter | @staticmethod
|
708 | 3ecf6786 | Iustin Pop | def perspective_instance_info(params): |
709 | 3ecf6786 | Iustin Pop | """Query instance information.
|
710 | 3ecf6786 | Iustin Pop |
|
711 | 3ecf6786 | Iustin Pop | """
|
712 | 0bbec3af | Helga Velroyen | (instance_name, hypervisor_name, hvparams) = params |
713 | 0bbec3af | Helga Velroyen | return backend.GetInstanceInfo(instance_name, hypervisor_name, hvparams)
|
714 | a8083063 | Iustin Pop | |
715 | 3ecf6786 | Iustin Pop | @staticmethod
|
716 | 56e7640c | Iustin Pop | def perspective_instance_migratable(params): |
717 | 56e7640c | Iustin Pop | """Query whether the specified instance can be migrated.
|
718 | 56e7640c | Iustin Pop |
|
719 | 56e7640c | Iustin Pop | """
|
720 | 56e7640c | Iustin Pop | instance = objects.Instance.FromDict(params[0])
|
721 | 56e7640c | Iustin Pop | return backend.GetInstanceMigratable(instance)
|
722 | 56e7640c | Iustin Pop | |
723 | 56e7640c | Iustin Pop | @staticmethod
|
724 | 3ecf6786 | Iustin Pop | def perspective_all_instances_info(params): |
725 | 3ecf6786 | Iustin Pop | """Query information about all instances.
|
726 | 3ecf6786 | Iustin Pop |
|
727 | 3ecf6786 | Iustin Pop | """
|
728 | 0200a1af | Helga Velroyen | (hypervisor_list, all_hvparams) = params |
729 | 0200a1af | Helga Velroyen | return backend.GetAllInstancesInfo(hypervisor_list, all_hvparams)
|
730 | a8083063 | Iustin Pop | |
731 | 3ecf6786 | Iustin Pop | @staticmethod
|
732 | b9e12624 | Hrvoje Ribicic | def perspective_instance_console_info(params): |
733 | b9e12624 | Hrvoje Ribicic | """Query information on how to get console access to instances
|
734 | b9e12624 | Hrvoje Ribicic |
|
735 | b9e12624 | Hrvoje Ribicic | """
|
736 | b9e12624 | Hrvoje Ribicic | return backend.GetInstanceConsoleInfo(params)
|
737 | b9e12624 | Hrvoje Ribicic | |
738 | b9e12624 | Hrvoje Ribicic | @staticmethod
|
739 | 3ecf6786 | Iustin Pop | def perspective_instance_list(params): |
740 | 3ecf6786 | Iustin Pop | """Query the list of running instances.
|
741 | 3ecf6786 | Iustin Pop |
|
742 | 3ecf6786 | Iustin Pop | """
|
743 | 8ac806e6 | Helga Velroyen | (hypervisor_list, hvparams) = params |
744 | 8ac806e6 | Helga Velroyen | return backend.GetInstanceList(hypervisor_list, hvparams)
|
745 | a8083063 | Iustin Pop | |
746 | a8083063 | Iustin Pop | # node --------------------------
|
747 | a8083063 | Iustin Pop | |
748 | 3ecf6786 | Iustin Pop | @staticmethod
|
749 | caad16e2 | Iustin Pop | def perspective_node_has_ip_address(params): |
750 | caad16e2 | Iustin Pop | """Checks if a node has the given ip address.
|
751 | caad16e2 | Iustin Pop |
|
752 | caad16e2 | Iustin Pop | """
|
753 | 8b312c1d | Manuel Franceschini | return netutils.IPAddress.Own(params[0]) |
754 | caad16e2 | Iustin Pop | |
755 | caad16e2 | Iustin Pop | @staticmethod
|
756 | 3ecf6786 | Iustin Pop | def perspective_node_info(params): |
757 | 3ecf6786 | Iustin Pop | """Query node information.
|
758 | 3ecf6786 | Iustin Pop |
|
759 | 3ecf6786 | Iustin Pop | """
|
760 | a59c31ca | Helga Velroyen | (storage_units, hv_specs) = params |
761 | 152759e4 | Helga Velroyen | return backend.GetNodeInfo(storage_units, hv_specs)
|
762 | 152759e4 | Helga Velroyen | |
763 | 152759e4 | Helga Velroyen | @staticmethod
|
764 | 19ddc57a | Renรฉ Nussbaumer | def perspective_etc_hosts_modify(params): |
765 | 19ddc57a | Renรฉ Nussbaumer | """Modify a node entry in /etc/hosts.
|
766 | 19ddc57a | Renรฉ Nussbaumer |
|
767 | 19ddc57a | Renรฉ Nussbaumer | """
|
768 | 19ddc57a | Renรฉ Nussbaumer | backend.EtcHostsModify(params[0], params[1], params[2]) |
769 | 19ddc57a | Renรฉ Nussbaumer | |
770 | 19ddc57a | Renรฉ Nussbaumer | return True |
771 | 19ddc57a | Renรฉ Nussbaumer | |
772 | 19ddc57a | Renรฉ Nussbaumer | @staticmethod
|
773 | 3ecf6786 | Iustin Pop | def perspective_node_verify(params): |
774 | 3ecf6786 | Iustin Pop | """Run a verify sequence on this node.
|
775 | 3ecf6786 | Iustin Pop |
|
776 | 3ecf6786 | Iustin Pop | """
|
777 | a9f33339 | Petr Pudlak | (what, cluster_name, hvparams, node_groups, groups_cfg) = params |
778 | a9f33339 | Petr Pudlak | return backend.VerifyNode(what, cluster_name, hvparams,
|
779 | a9f33339 | Petr Pudlak | node_groups, groups_cfg) |
780 | a8083063 | Iustin Pop | |
781 | 14fe92c7 | Bernardo Dal Seno | @classmethod
|
782 | 14fe92c7 | Bernardo Dal Seno | def perspective_node_verify_light(cls, params): |
783 | 14fe92c7 | Bernardo Dal Seno | """Run a light verify sequence on this node.
|
784 | 14fe92c7 | Bernardo Dal Seno |
|
785 | a9f33339 | Petr Pudlak | This call is meant to perform a less strict verification of the node in
|
786 | a9f33339 | Petr Pudlak | certain situations. Right now, it is invoked only when a node is just about
|
787 | a9f33339 | Petr Pudlak | to be added to a cluster, and even then, it performs the same checks as
|
788 | a9f33339 | Petr Pudlak | L{perspective_node_verify}.
|
789 | 14fe92c7 | Bernardo Dal Seno | """
|
790 | 14fe92c7 | Bernardo Dal Seno | return cls.perspective_node_verify(params)
|
791 | 14fe92c7 | Bernardo Dal Seno | |
792 | 3ecf6786 | Iustin Pop | @staticmethod
|
793 | fb460cf7 | Andrea Spadaccini | def perspective_node_start_master_daemons(params): |
794 | fb460cf7 | Andrea Spadaccini | """Start the master daemons on this node.
|
795 | 3ecf6786 | Iustin Pop |
|
796 | 3ecf6786 | Iustin Pop | """
|
797 | fb460cf7 | Andrea Spadaccini | return backend.StartMasterDaemons(params[0]) |
798 | fb460cf7 | Andrea Spadaccini | |
799 | fb460cf7 | Andrea Spadaccini | @staticmethod
|
800 | fb460cf7 | Andrea Spadaccini | def perspective_node_activate_master_ip(params): |
801 | fb460cf7 | Andrea Spadaccini | """Activate the master IP on this node.
|
802 | fb460cf7 | Andrea Spadaccini |
|
803 | fb460cf7 | Andrea Spadaccini | """
|
804 | c79198a0 | Andrea Spadaccini | master_params = objects.MasterNetworkParameters.FromDict(params[0])
|
805 | 57c7bc57 | Andrea Spadaccini | return backend.ActivateMasterIp(master_params, params[1]) |
806 | fb460cf7 | Andrea Spadaccini | |
807 | fb460cf7 | Andrea Spadaccini | @staticmethod
|
808 | fb460cf7 | Andrea Spadaccini | def perspective_node_deactivate_master_ip(params): |
809 | fb460cf7 | Andrea Spadaccini | """Deactivate the master IP on this node.
|
810 | fb460cf7 | Andrea Spadaccini |
|
811 | fb460cf7 | Andrea Spadaccini | """
|
812 | c79198a0 | Andrea Spadaccini | master_params = objects.MasterNetworkParameters.FromDict(params[0])
|
813 | 57c7bc57 | Andrea Spadaccini | return backend.DeactivateMasterIp(master_params, params[1]) |
814 | a8083063 | Iustin Pop | |
815 | 3ecf6786 | Iustin Pop | @staticmethod
|
816 | 3ecf6786 | Iustin Pop | def perspective_node_stop_master(params): |
817 | 7c74bbe0 | Andrea Spadaccini | """Stops master daemons on this node.
|
818 | 3ecf6786 | Iustin Pop |
|
819 | 3ecf6786 | Iustin Pop | """
|
820 | fb460cf7 | Andrea Spadaccini | return backend.StopMasterDaemons()
|
821 | a8083063 | Iustin Pop | |
822 | 3ecf6786 | Iustin Pop | @staticmethod
|
823 | 5a8648eb | Andrea Spadaccini | def perspective_node_change_master_netmask(params): |
824 | 5a8648eb | Andrea Spadaccini | """Change the master IP netmask.
|
825 | 5a8648eb | Andrea Spadaccini |
|
826 | 5a8648eb | Andrea Spadaccini | """
|
827 | 41e079ce | Andrea Spadaccini | return backend.ChangeMasterNetmask(params[0], params[1], params[2], |
828 | 41e079ce | Andrea Spadaccini | params[3])
|
829 | 5a8648eb | Andrea Spadaccini | |
830 | 5a8648eb | Andrea Spadaccini | @staticmethod
|
831 | 3ecf6786 | Iustin Pop | def perspective_node_leave_cluster(params): |
832 | 3ecf6786 | Iustin Pop | """Cleanup after leaving a cluster.
|
833 | 3ecf6786 | Iustin Pop |
|
834 | 3ecf6786 | Iustin Pop | """
|
835 | b989b9d9 | Ken Wehr | return backend.LeaveCluster(params[0]) |
836 | a8083063 | Iustin Pop | |
837 | 3ecf6786 | Iustin Pop | @staticmethod
|
838 | 3ecf6786 | Iustin Pop | def perspective_node_volumes(params): |
839 | 3ecf6786 | Iustin Pop | """Query the list of all logical volume groups.
|
840 | 3ecf6786 | Iustin Pop |
|
841 | 3ecf6786 | Iustin Pop | """
|
842 | dcb93971 | Michael Hanselmann | return backend.NodeVolumes()
|
843 | dcb93971 | Michael Hanselmann | |
844 | 56aa9fd5 | Iustin Pop | @staticmethod
|
845 | 56aa9fd5 | Iustin Pop | def perspective_node_demote_from_mc(params): |
846 | 56aa9fd5 | Iustin Pop | """Demote a node from the master candidate role.
|
847 | 56aa9fd5 | Iustin Pop |
|
848 | 56aa9fd5 | Iustin Pop | """
|
849 | 56aa9fd5 | Iustin Pop | return backend.DemoteFromMC()
|
850 | 56aa9fd5 | Iustin Pop | |
851 | f5118ade | Iustin Pop | @staticmethod
|
852 | f5118ade | Iustin Pop | def perspective_node_powercycle(params): |
853 | 37f56360 | Sebastian Gebhard | """Tries to powercycle the node.
|
854 | f5118ade | Iustin Pop |
|
855 | f5118ade | Iustin Pop | """
|
856 | 8ef418bb | Helga Velroyen | (hypervisor_type, hvparams) = params |
857 | 8ef418bb | Helga Velroyen | return backend.PowercycleNode(hypervisor_type, hvparams)
|
858 | f5118ade | Iustin Pop | |
859 | 90d8d4d1 | Sebastian Gebhard | @staticmethod
|
860 | 90d8d4d1 | Sebastian Gebhard | def perspective_node_configure_ovs(params): |
861 | 90d8d4d1 | Sebastian Gebhard | """Sets up OpenvSwitch on the node.
|
862 | 90d8d4d1 | Sebastian Gebhard |
|
863 | 90d8d4d1 | Sebastian Gebhard | """
|
864 | 90d8d4d1 | Sebastian Gebhard | (ovs_name, ovs_link) = params |
865 | 90d8d4d1 | Sebastian Gebhard | return backend.ConfigureOVS(ovs_name, ovs_link)
|
866 | 90d8d4d1 | Sebastian Gebhard | |
867 | a8083063 | Iustin Pop | # cluster --------------------------
|
868 | a8083063 | Iustin Pop | |
869 | 3ecf6786 | Iustin Pop | @staticmethod
|
870 | 3ecf6786 | Iustin Pop | def perspective_version(params): |
871 | 3ecf6786 | Iustin Pop | """Query version information.
|
872 | 3ecf6786 | Iustin Pop |
|
873 | 3ecf6786 | Iustin Pop | """
|
874 | c26a6bd2 | Iustin Pop | return constants.PROTOCOL_VERSION
|
875 | a8083063 | Iustin Pop | |
876 | 3ecf6786 | Iustin Pop | @staticmethod
|
877 | 3ecf6786 | Iustin Pop | def perspective_upload_file(params): |
878 | 3ecf6786 | Iustin Pop | """Upload a file.
|
879 | 3ecf6786 | Iustin Pop |
|
880 | 3ecf6786 | Iustin Pop | Note that the backend implementation imposes strict rules on which
|
881 | 3ecf6786 | Iustin Pop | files are accepted.
|
882 | 3ecf6786 | Iustin Pop |
|
883 | 3ecf6786 | Iustin Pop | """
|
884 | 415a7304 | Michael Hanselmann | return backend.UploadFile(*(params[0])) |
885 | a8083063 | Iustin Pop | |
886 | 4e071d3b | Iustin Pop | @staticmethod
|
887 | 4e071d3b | Iustin Pop | def perspective_master_info(params): |
888 | 4e071d3b | Iustin Pop | """Query master information.
|
889 | 4e071d3b | Iustin Pop |
|
890 | 4e071d3b | Iustin Pop | """
|
891 | 4e071d3b | Iustin Pop | return backend.GetMasterInfo()
|
892 | a8083063 | Iustin Pop | |
893 | 6ddc95ec | Michael Hanselmann | @staticmethod
|
894 | 4f6014d4 | Renรฉ Nussbaumer | def perspective_run_oob(params): |
895 | 4f6014d4 | Renรฉ Nussbaumer | """Runs oob on node.
|
896 | 4f6014d4 | Renรฉ Nussbaumer |
|
897 | 4f6014d4 | Renรฉ Nussbaumer | """
|
898 | 1aa88d95 | Renรฉ Nussbaumer | output = backend.RunOob(params[0], params[1], params[2], params[3]) |
899 | 1aa88d95 | Renรฉ Nussbaumer | if output:
|
900 | 1aa88d95 | Renรฉ Nussbaumer | result = serializer.LoadJson(output) |
901 | 1aa88d95 | Renรฉ Nussbaumer | else:
|
902 | 1aa88d95 | Renรฉ Nussbaumer | result = None
|
903 | 1aa88d95 | Renรฉ Nussbaumer | return result
|
904 | 4f6014d4 | Renรฉ Nussbaumer | |
905 | 4f6014d4 | Renรฉ Nussbaumer | @staticmethod
|
906 | db2203e0 | Michael Hanselmann | def perspective_restricted_command(params): |
907 | db2203e0 | Michael Hanselmann | """Runs a restricted command.
|
908 | db2203e0 | Michael Hanselmann |
|
909 | db2203e0 | Michael Hanselmann | """
|
910 | db2203e0 | Michael Hanselmann | (cmd, ) = params |
911 | db2203e0 | Michael Hanselmann | |
912 | 42bd26e8 | Michael Hanselmann | return backend.RunRestrictedCmd(cmd)
|
913 | db2203e0 | Michael Hanselmann | |
914 | db2203e0 | Michael Hanselmann | @staticmethod
|
915 | 6ddc95ec | Michael Hanselmann | def perspective_write_ssconf_files(params): |
916 | 6ddc95ec | Michael Hanselmann | """Write ssconf files.
|
917 | 6ddc95ec | Michael Hanselmann |
|
918 | 6ddc95ec | Michael Hanselmann | """
|
919 | 03d1dba2 | Michael Hanselmann | (values,) = params |
920 | ee501db1 | Michael Hanselmann | return ssconf.WriteSsconfFiles(values)
|
921 | 6ddc95ec | Michael Hanselmann | |
922 | 99e222b1 | Michael Hanselmann | @staticmethod
|
923 | ec5af888 | Michael Hanselmann | def perspective_get_watcher_pause(params): |
924 | ec5af888 | Michael Hanselmann | """Get watcher pause end.
|
925 | ec5af888 | Michael Hanselmann |
|
926 | ec5af888 | Michael Hanselmann | """
|
927 | ec5af888 | Michael Hanselmann | return utils.ReadWatcherPauseFile(pathutils.WATCHER_PAUSEFILE)
|
928 | ec5af888 | Michael Hanselmann | |
929 | ec5af888 | Michael Hanselmann | @staticmethod
|
930 | 99e222b1 | Michael Hanselmann | def perspective_set_watcher_pause(params): |
931 | 99e222b1 | Michael Hanselmann | """Set watcher pause.
|
932 | 99e222b1 | Michael Hanselmann |
|
933 | 99e222b1 | Michael Hanselmann | """
|
934 | 99e222b1 | Michael Hanselmann | (until, ) = params |
935 | 99e222b1 | Michael Hanselmann | return backend.SetWatcherPause(until)
|
936 | 99e222b1 | Michael Hanselmann | |
937 | a8083063 | Iustin Pop | # os -----------------------
|
938 | a8083063 | Iustin Pop | |
939 | 3ecf6786 | Iustin Pop | @staticmethod
|
940 | 3ecf6786 | Iustin Pop | def perspective_os_diagnose(params): |
941 | 3ecf6786 | Iustin Pop | """Query detailed information about existing OSes.
|
942 | 3ecf6786 | Iustin Pop |
|
943 | 3ecf6786 | Iustin Pop | """
|
944 | 255dcebd | Iustin Pop | return backend.DiagnoseOS()
|
945 | a8083063 | Iustin Pop | |
946 | 3ecf6786 | Iustin Pop | @staticmethod
|
947 | 3ecf6786 | Iustin Pop | def perspective_os_get(params): |
948 | 3ecf6786 | Iustin Pop | """Query information about a given OS.
|
949 | 3ecf6786 | Iustin Pop |
|
950 | 3ecf6786 | Iustin Pop | """
|
951 | a8083063 | Iustin Pop | name = params[0]
|
952 | 255dcebd | Iustin Pop | os_obj = backend.OSFromDisk(name) |
953 | c26a6bd2 | Iustin Pop | return os_obj.ToDict()
|
954 | a8083063 | Iustin Pop | |
955 | acd9ff9e | Iustin Pop | @staticmethod
|
956 | acd9ff9e | Iustin Pop | def perspective_os_validate(params): |
957 | acd9ff9e | Iustin Pop | """Run a given OS' validation routine.
|
958 | acd9ff9e | Iustin Pop |
|
959 | acd9ff9e | Iustin Pop | """
|
960 | acd9ff9e | Iustin Pop | required, name, checks, params = params |
961 | acd9ff9e | Iustin Pop | return backend.ValidateOS(required, name, checks, params)
|
962 | acd9ff9e | Iustin Pop | |
963 | b954f097 | Constantinos Venetsanopoulos | # extstorage -----------------------
|
964 | b954f097 | Constantinos Venetsanopoulos | |
965 | b954f097 | Constantinos Venetsanopoulos | @staticmethod
|
966 | b954f097 | Constantinos Venetsanopoulos | def perspective_extstorage_diagnose(params): |
967 | b954f097 | Constantinos Venetsanopoulos | """Query detailed information about existing extstorage providers.
|
968 | b954f097 | Constantinos Venetsanopoulos |
|
969 | b954f097 | Constantinos Venetsanopoulos | """
|
970 | b954f097 | Constantinos Venetsanopoulos | return backend.DiagnoseExtStorage()
|
971 | b954f097 | Constantinos Venetsanopoulos | |
972 | a8083063 | Iustin Pop | # hooks -----------------------
|
973 | a8083063 | Iustin Pop | |
974 | 3ecf6786 | Iustin Pop | @staticmethod
|
975 | 3ecf6786 | Iustin Pop | def perspective_hooks_runner(params): |
976 | 3ecf6786 | Iustin Pop | """Run hook scripts.
|
977 | 3ecf6786 | Iustin Pop |
|
978 | 3ecf6786 | Iustin Pop | """
|
979 | a8083063 | Iustin Pop | hpath, phase, env = params |
980 | a8083063 | Iustin Pop | hr = backend.HooksRunner() |
981 | a8083063 | Iustin Pop | return hr.RunHooks(hpath, phase, env)
|
982 | a8083063 | Iustin Pop | |
983 | 8d528b7c | Iustin Pop | # iallocator -----------------
|
984 | 8d528b7c | Iustin Pop | |
985 | 8d528b7c | Iustin Pop | @staticmethod
|
986 | 8d528b7c | Iustin Pop | def perspective_iallocator_runner(params): |
987 | 8d528b7c | Iustin Pop | """Run an iallocator script.
|
988 | 8d528b7c | Iustin Pop |
|
989 | 8d528b7c | Iustin Pop | """
|
990 | 8d528b7c | Iustin Pop | name, idata = params |
991 | 8d528b7c | Iustin Pop | iar = backend.IAllocatorRunner() |
992 | 8d528b7c | Iustin Pop | return iar.Run(name, idata)
|
993 | 8d528b7c | Iustin Pop | |
994 | 06009e27 | Iustin Pop | # test -----------------------
|
995 | 06009e27 | Iustin Pop | |
996 | 06009e27 | Iustin Pop | @staticmethod
|
997 | 06009e27 | Iustin Pop | def perspective_test_delay(params): |
998 | 06009e27 | Iustin Pop | """Run test delay.
|
999 | 06009e27 | Iustin Pop |
|
1000 | 06009e27 | Iustin Pop | """
|
1001 | 06009e27 | Iustin Pop | duration = params[0]
|
1002 | c26a6bd2 | Iustin Pop | status, rval = utils.TestDelay(duration) |
1003 | c26a6bd2 | Iustin Pop | if not status: |
1004 | c26a6bd2 | Iustin Pop | raise backend.RPCFail(rval)
|
1005 | c26a6bd2 | Iustin Pop | return rval
|
1006 | 06009e27 | Iustin Pop | |
1007 | 4e071d3b | Iustin Pop | # file storage ---------------
|
1008 | 4e071d3b | Iustin Pop | |
1009 | a5d7fb43 | Manuel Franceschini | @staticmethod
|
1010 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_create(params): |
1011 | a5d7fb43 | Manuel Franceschini | """Create the file storage directory.
|
1012 | a5d7fb43 | Manuel Franceschini |
|
1013 | a5d7fb43 | Manuel Franceschini | """
|
1014 | a5d7fb43 | Manuel Franceschini | file_storage_dir = params[0]
|
1015 | a5d7fb43 | Manuel Franceschini | return backend.CreateFileStorageDir(file_storage_dir)
|
1016 | a5d7fb43 | Manuel Franceschini | |
1017 | a5d7fb43 | Manuel Franceschini | @staticmethod
|
1018 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_remove(params): |
1019 | a5d7fb43 | Manuel Franceschini | """Remove the file storage directory.
|
1020 | a5d7fb43 | Manuel Franceschini |
|
1021 | a5d7fb43 | Manuel Franceschini | """
|
1022 | a5d7fb43 | Manuel Franceschini | file_storage_dir = params[0]
|
1023 | a5d7fb43 | Manuel Franceschini | return backend.RemoveFileStorageDir(file_storage_dir)
|
1024 | a5d7fb43 | Manuel Franceschini | |
1025 | a5d7fb43 | Manuel Franceschini | @staticmethod
|
1026 | a5d7fb43 | Manuel Franceschini | def perspective_file_storage_dir_rename(params): |
1027 | a5d7fb43 | Manuel Franceschini | """Rename the file storage directory.
|
1028 | a5d7fb43 | Manuel Franceschini |
|
1029 | a5d7fb43 | Manuel Franceschini | """
|
1030 | a5d7fb43 | Manuel Franceschini | old_file_storage_dir = params[0]
|
1031 | a5d7fb43 | Manuel Franceschini | new_file_storage_dir = params[1]
|
1032 | a5d7fb43 | Manuel Franceschini | return backend.RenameFileStorageDir(old_file_storage_dir,
|
1033 | a5d7fb43 | Manuel Franceschini | new_file_storage_dir) |
1034 | a5d7fb43 | Manuel Franceschini | |
1035 | 4e071d3b | Iustin Pop | # jobs ------------------------
|
1036 | 4e071d3b | Iustin Pop | |
1037 | ca52cdeb | Michael Hanselmann | @staticmethod
|
1038 | 7f30777b | Michael Hanselmann | @_RequireJobQueueLock
|
1039 | ca52cdeb | Michael Hanselmann | def perspective_jobqueue_update(params): |
1040 | ca52cdeb | Michael Hanselmann | """Update job queue.
|
1041 | ca52cdeb | Michael Hanselmann |
|
1042 | ca52cdeb | Michael Hanselmann | """
|
1043 | ca52cdeb | Michael Hanselmann | (file_name, content) = params |
1044 | 7f30777b | Michael Hanselmann | return backend.JobQueueUpdate(file_name, content)
|
1045 | ca52cdeb | Michael Hanselmann | |
1046 | ca52cdeb | Michael Hanselmann | @staticmethod
|
1047 | f1f3f45c | Michael Hanselmann | @_RequireJobQueueLock
|
1048 | ca52cdeb | Michael Hanselmann | def perspective_jobqueue_purge(params): |
1049 | ca52cdeb | Michael Hanselmann | """Purge job queue.
|
1050 | ca52cdeb | Michael Hanselmann |
|
1051 | ca52cdeb | Michael Hanselmann | """
|
1052 | ca52cdeb | Michael Hanselmann | return backend.JobQueuePurge()
|
1053 | ca52cdeb | Michael Hanselmann | |
1054 | af5ebcb1 | Michael Hanselmann | @staticmethod
|
1055 | af5ebcb1 | Michael Hanselmann | @_RequireJobQueueLock
|
1056 | af5ebcb1 | Michael Hanselmann | def perspective_jobqueue_rename(params): |
1057 | af5ebcb1 | Michael Hanselmann | """Rename a job queue file.
|
1058 | af5ebcb1 | Michael Hanselmann |
|
1059 | af5ebcb1 | Michael Hanselmann | """
|
1060 | dd875d32 | Michael Hanselmann | # TODO: What if a file fails to rename?
|
1061 | fb1ffbca | Michael Hanselmann | return [backend.JobQueueRename(old, new) for old, new in params[0]] |
1062 | af5ebcb1 | Michael Hanselmann | |
1063 | be6c403e | Michael Hanselmann | @staticmethod
|
1064 | be6c403e | Michael Hanselmann | @_RequireJobQueueLock
|
1065 | be6c403e | Michael Hanselmann | def perspective_jobqueue_set_drain_flag(params): |
1066 | be6c403e | Michael Hanselmann | """Set job queue's drain flag.
|
1067 | be6c403e | Michael Hanselmann |
|
1068 | be6c403e | Michael Hanselmann | """
|
1069 | be6c403e | Michael Hanselmann | (flag, ) = params |
1070 | be6c403e | Michael Hanselmann | |
1071 | be6c403e | Michael Hanselmann | return jstore.SetDrainFlag(flag)
|
1072 | be6c403e | Michael Hanselmann | |
1073 | 6217e295 | Iustin Pop | # hypervisor ---------------
|
1074 | 6217e295 | Iustin Pop | |
1075 | 6217e295 | Iustin Pop | @staticmethod
|
1076 | 6217e295 | Iustin Pop | def perspective_hypervisor_validate_params(params): |
1077 | 6217e295 | Iustin Pop | """Validate the hypervisor parameters.
|
1078 | 6217e295 | Iustin Pop |
|
1079 | 6217e295 | Iustin Pop | """
|
1080 | 6217e295 | Iustin Pop | (hvname, hvparams) = params |
1081 | 6217e295 | Iustin Pop | return backend.ValidateHVParams(hvname, hvparams)
|
1082 | 6217e295 | Iustin Pop | |
1083 | f942a838 | Michael Hanselmann | # Crypto
|
1084 | f942a838 | Michael Hanselmann | |
1085 | f942a838 | Michael Hanselmann | @staticmethod
|
1086 | ef40fbfb | Michael Hanselmann | def perspective_x509_cert_create(params): |
1087 | f942a838 | Michael Hanselmann | """Creates a new X509 certificate for SSL/TLS.
|
1088 | f942a838 | Michael Hanselmann |
|
1089 | f942a838 | Michael Hanselmann | """
|
1090 | f942a838 | Michael Hanselmann | (validity, ) = params |
1091 | f942a838 | Michael Hanselmann | return backend.CreateX509Certificate(validity)
|
1092 | f942a838 | Michael Hanselmann | |
1093 | f942a838 | Michael Hanselmann | @staticmethod
|
1094 | ef40fbfb | Michael Hanselmann | def perspective_x509_cert_remove(params): |
1095 | f942a838 | Michael Hanselmann | """Removes a X509 certificate.
|
1096 | f942a838 | Michael Hanselmann |
|
1097 | f942a838 | Michael Hanselmann | """
|
1098 | f942a838 | Michael Hanselmann | (name, ) = params |
1099 | f942a838 | Michael Hanselmann | return backend.RemoveX509Certificate(name)
|
1100 | f942a838 | Michael Hanselmann | |
1101 | 1651d116 | Michael Hanselmann | # Import and export
|
1102 | 1651d116 | Michael Hanselmann | |
1103 | 1651d116 | Michael Hanselmann | @staticmethod
|
1104 | ef40fbfb | Michael Hanselmann | def perspective_import_start(params): |
1105 | 1651d116 | Michael Hanselmann | """Starts an import daemon.
|
1106 | 1651d116 | Michael Hanselmann |
|
1107 | 1651d116 | Michael Hanselmann | """
|
1108 | b8c160c1 | Michael Hanselmann | (opts_s, instance, component, (dest, dest_args)) = params |
1109 | eb630f50 | Michael Hanselmann | |
1110 | eb630f50 | Michael Hanselmann | opts = objects.ImportExportOptions.FromDict(opts_s) |
1111 | eb630f50 | Michael Hanselmann | |
1112 | eb630f50 | Michael Hanselmann | return backend.StartImportExportDaemon(constants.IEM_IMPORT, opts,
|
1113 | 1651d116 | Michael Hanselmann | None, None, |
1114 | 1651d116 | Michael Hanselmann | objects.Instance.FromDict(instance), |
1115 | 6613661a | Iustin Pop | component, dest, |
1116 | 1651d116 | Michael Hanselmann | _DecodeImportExportIO(dest, |
1117 | 1651d116 | Michael Hanselmann | dest_args)) |
1118 | eb630f50 | Michael Hanselmann | |
1119 | 1651d116 | Michael Hanselmann | @staticmethod
|
1120 | ef40fbfb | Michael Hanselmann | def perspective_export_start(params): |
1121 | 1651d116 | Michael Hanselmann | """Starts an export daemon.
|
1122 | 1651d116 | Michael Hanselmann |
|
1123 | 1651d116 | Michael Hanselmann | """
|
1124 | b8c160c1 | Michael Hanselmann | (opts_s, host, port, instance, component, (source, source_args)) = params |
1125 | eb630f50 | Michael Hanselmann | |
1126 | eb630f50 | Michael Hanselmann | opts = objects.ImportExportOptions.FromDict(opts_s) |
1127 | eb630f50 | Michael Hanselmann | |
1128 | eb630f50 | Michael Hanselmann | return backend.StartImportExportDaemon(constants.IEM_EXPORT, opts,
|
1129 | 1651d116 | Michael Hanselmann | host, port, |
1130 | 1651d116 | Michael Hanselmann | objects.Instance.FromDict(instance), |
1131 | 6613661a | Iustin Pop | component, source, |
1132 | 1651d116 | Michael Hanselmann | _DecodeImportExportIO(source, |
1133 | 1651d116 | Michael Hanselmann | source_args)) |
1134 | 1651d116 | Michael Hanselmann | |
1135 | 1651d116 | Michael Hanselmann | @staticmethod
|
1136 | ef40fbfb | Michael Hanselmann | def perspective_impexp_status(params): |
1137 | 1651d116 | Michael Hanselmann | """Retrieves the status of an import or export daemon.
|
1138 | 1651d116 | Michael Hanselmann |
|
1139 | 1651d116 | Michael Hanselmann | """
|
1140 | 1651d116 | Michael Hanselmann | return backend.GetImportExportStatus(params[0]) |
1141 | 1651d116 | Michael Hanselmann | |
1142 | 1651d116 | Michael Hanselmann | @staticmethod
|
1143 | f81c4737 | Michael Hanselmann | def perspective_impexp_abort(params): |
1144 | f81c4737 | Michael Hanselmann | """Aborts an import or export.
|
1145 | f81c4737 | Michael Hanselmann |
|
1146 | f81c4737 | Michael Hanselmann | """
|
1147 | f81c4737 | Michael Hanselmann | return backend.AbortImportExport(params[0]) |
1148 | f81c4737 | Michael Hanselmann | |
1149 | f81c4737 | Michael Hanselmann | @staticmethod
|
1150 | ef40fbfb | Michael Hanselmann | def perspective_impexp_cleanup(params): |
1151 | 1651d116 | Michael Hanselmann | """Cleans up after an import or export.
|
1152 | 1651d116 | Michael Hanselmann |
|
1153 | 1651d116 | Michael Hanselmann | """
|
1154 | 1651d116 | Michael Hanselmann | return backend.CleanupImportExport(params[0]) |
1155 | 1651d116 | Michael Hanselmann | |
1156 | a8083063 | Iustin Pop | |
1157 | f93427cd | Iustin Pop | def CheckNoded(_, args): |
1158 | f93427cd | Iustin Pop | """Initial checks whether to run or exit with a failure.
|
1159 | f93427cd | Iustin Pop |
|
1160 | f93427cd | Iustin Pop | """
|
1161 | f93427cd | Iustin Pop | if args: # noded doesn't take any arguments |
1162 | f93427cd | Iustin Pop | print >> sys.stderr, ("Usage: %s [-f] [-d] [-p port] [-b ADDRESS]" % |
1163 | f93427cd | Iustin Pop | sys.argv[0])
|
1164 | f93427cd | Iustin Pop | sys.exit(constants.EXIT_FAILURE) |
1165 | f01738fc | Iustin Pop | try:
|
1166 | f01738fc | Iustin Pop | codecs.lookup("string-escape")
|
1167 | f01738fc | Iustin Pop | except LookupError: |
1168 | f01738fc | Iustin Pop | print >> sys.stderr, ("Can't load the string-escape code which is part" |
1169 | f01738fc | Iustin Pop | " of the Python installation. Is your installation"
|
1170 | f01738fc | Iustin Pop | " complete/correct? Aborting.")
|
1171 | f01738fc | Iustin Pop | sys.exit(constants.EXIT_FAILURE) |
1172 | f93427cd | Iustin Pop | |
1173 | f93427cd | Iustin Pop | |
1174 | 3ee53f1f | Iustin Pop | def PrepNoded(options, _): |
1175 | 3ee53f1f | Iustin Pop | """Preparation node daemon function, executed with the PID file held.
|
1176 | 3ecf6786 | Iustin Pop |
|
1177 | 3ecf6786 | Iustin Pop | """
|
1178 | bebf68d3 | Guido Trotter | if options.mlock:
|
1179 | bebf68d3 | Guido Trotter | request_executor_class = MlockallRequestExecutor |
1180 | 4c32a8bd | Luca Bigliardi | try:
|
1181 | 4c32a8bd | Luca Bigliardi | utils.Mlockall() |
1182 | 4c32a8bd | Luca Bigliardi | except errors.NoCtypesError:
|
1183 | 4c32a8bd | Luca Bigliardi | logging.warning("Cannot set memory lock, ctypes module not found")
|
1184 | 4c32a8bd | Luca Bigliardi | request_executor_class = http.server.HttpServerRequestExecutor |
1185 | bebf68d3 | Guido Trotter | else:
|
1186 | bebf68d3 | Guido Trotter | request_executor_class = http.server.HttpServerRequestExecutor |
1187 | 02bea2fc | Luca Bigliardi | |
1188 | 04ccf5e9 | Guido Trotter | # Read SSL certificate
|
1189 | 3b1b0cb6 | Guido Trotter | if options.ssl:
|
1190 | 3b1b0cb6 | Guido Trotter | ssl_params = http.HttpSslParams(ssl_key_path=options.ssl_key, |
1191 | 3b1b0cb6 | Guido Trotter | ssl_cert_path=options.ssl_cert) |
1192 | 3b1b0cb6 | Guido Trotter | else:
|
1193 | 3b1b0cb6 | Guido Trotter | ssl_params = None
|
1194 | 7d88772a | Iustin Pop | |
1195 | 81198f6e | Iustin Pop | err = _PrepareQueueLock() |
1196 | 81198f6e | Iustin Pop | if err is not None: |
1197 | 81198f6e | Iustin Pop | # this might be some kind of file-system/permission error; while
|
1198 | 81198f6e | Iustin Pop | # this breaks the job queue functionality, we shouldn't prevent
|
1199 | 81198f6e | Iustin Pop | # startup of the whole node daemon because of this
|
1200 | 81198f6e | Iustin Pop | logging.critical("Can't init/verify the queue, proceeding anyway: %s", err)
|
1201 | 7d88772a | Iustin Pop | |
1202 | e0003509 | Michael Hanselmann | handler = NodeRequestHandler() |
1203 | e0003509 | Michael Hanselmann | |
1204 | 04ccf5e9 | Guido Trotter | mainloop = daemon.Mainloop() |
1205 | e0003509 | Michael Hanselmann | server = \ |
1206 | e0003509 | Michael Hanselmann | http.server.HttpServer(mainloop, options.bind_address, options.port, |
1207 | 5ae4945a | Iustin Pop | handler, ssl_params=ssl_params, ssl_verify_peer=True,
|
1208 | 5ae4945a | Iustin Pop | request_executor_class=request_executor_class) |
1209 | 04ccf5e9 | Guido Trotter | server.Start() |
1210 | e0003509 | Michael Hanselmann | |
1211 | 3ee53f1f | Iustin Pop | return (mainloop, server)
|
1212 | 3ee53f1f | Iustin Pop | |
1213 | 5119f2ec | Michael Hanselmann | |
1214 | b459a848 | Andrea Spadaccini | def ExecNoded(options, args, prep_data): # pylint: disable=W0613 |
1215 | 3ee53f1f | Iustin Pop | """Main node daemon function, executed with the PID file held.
|
1216 | 3ee53f1f | Iustin Pop |
|
1217 | 3ee53f1f | Iustin Pop | """
|
1218 | 3ee53f1f | Iustin Pop | (mainloop, server) = prep_data |
1219 | 04ccf5e9 | Guido Trotter | try:
|
1220 | 04ccf5e9 | Guido Trotter | mainloop.Run() |
1221 | 04ccf5e9 | Guido Trotter | finally:
|
1222 | 04ccf5e9 | Guido Trotter | server.Stop() |
1223 | a8083063 | Iustin Pop | |
1224 | a8083063 | Iustin Pop | |
1225 | 5119f2ec | Michael Hanselmann | def Main(): |
1226 | 04ccf5e9 | Guido Trotter | """Main function for the node daemon.
|
1227 | 04ccf5e9 | Guido Trotter |
|
1228 | 04ccf5e9 | Guido Trotter | """
|
1229 | 04ccf5e9 | Guido Trotter | parser = OptionParser(description="Ganeti node daemon",
|
1230 | b01d9504 | Michele Tartara | usage=("%prog [-f] [-d] [-p port] [-b ADDRESS]"
|
1231 | b01d9504 | Michele Tartara | " [-i INTERFACE]"),
|
1232 | 04ccf5e9 | Guido Trotter | version="%%prog (ganeti) %s" %
|
1233 | 04ccf5e9 | Guido Trotter | constants.RELEASE_VERSION) |
1234 | bebf68d3 | Guido Trotter | parser.add_option("--no-mlock", dest="mlock", |
1235 | bebf68d3 | Guido Trotter | help="Do not mlock the node memory in ram",
|
1236 | bebf68d3 | Guido Trotter | default=True, action="store_false") |
1237 | bebf68d3 | Guido Trotter | |
1238 | 3ee53f1f | Iustin Pop | daemon.GenericMain(constants.NODED, parser, CheckNoded, PrepNoded, ExecNoded, |
1239 | a5ce2ea2 | Michael Hanselmann | default_ssl_cert=pathutils.NODED_CERT_FILE, |
1240 | a5ce2ea2 | Michael Hanselmann | default_ssl_key=pathutils.NODED_CERT_FILE, |
1241 | 565083ef | Luca Bigliardi | console_logging=True) |