root / lib / rpc.py @ 0e67cdbe
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2 | a8083063 | Iustin Pop | #
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3 | a8083063 | Iustin Pop | |
4 | a8083063 | Iustin Pop | # Copyright (C) 2006, 2007 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 | 3ef3c771 | Iustin Pop | """Inter-node RPC library.
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23 | a8083063 | Iustin Pop |
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24 | a8083063 | Iustin Pop | """
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25 | a8083063 | Iustin Pop | |
26 | 72737a7f | Iustin Pop | # pylint: disable-msg=C0103,R0201,R0904
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27 | 72737a7f | Iustin Pop | # C0103: Invalid name, since call_ are not valid
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28 | 72737a7f | Iustin Pop | # R0201: Method could be a function, we keep all rpcs instance methods
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29 | 72737a7f | Iustin Pop | # as not to change them back and forth between static/instance methods
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30 | 72737a7f | Iustin Pop | # if they need to start using instance attributes
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31 | 72737a7f | Iustin Pop | # R0904: Too many public methods
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32 | a8083063 | Iustin Pop | |
33 | a8083063 | Iustin Pop | import os |
34 | 81010134 | Iustin Pop | import socket |
35 | 81010134 | Iustin Pop | import httplib |
36 | 58b311ca | Iustin Pop | import logging |
37 | a8083063 | Iustin Pop | |
38 | a8083063 | Iustin Pop | from ganeti import utils |
39 | a8083063 | Iustin Pop | from ganeti import objects |
40 | ecfe9491 | Michael Hanselmann | from ganeti import http |
41 | 7c28c575 | Michael Hanselmann | from ganeti import serializer |
42 | eafd8762 | Michael Hanselmann | from ganeti import constants |
43 | a8083063 | Iustin Pop | |
44 | a8083063 | Iustin Pop | |
45 | 4331f6cd | Michael Hanselmann | # Module level variable
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46 | 4331f6cd | Michael Hanselmann | _http_manager = None
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47 | 4331f6cd | Michael Hanselmann | |
48 | 4331f6cd | Michael Hanselmann | |
49 | 4331f6cd | Michael Hanselmann | def Init(): |
50 | 4331f6cd | Michael Hanselmann | """Initializes the module-global HTTP client manager.
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51 | 4331f6cd | Michael Hanselmann |
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52 | 4331f6cd | Michael Hanselmann | Must be called before using any RPC function.
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53 | 4331f6cd | Michael Hanselmann |
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54 | 4331f6cd | Michael Hanselmann | """
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55 | 4331f6cd | Michael Hanselmann | global _http_manager
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56 | 4331f6cd | Michael Hanselmann | |
57 | 4331f6cd | Michael Hanselmann | assert not _http_manager, "RPC module initialized more than once" |
58 | 4331f6cd | Michael Hanselmann | |
59 | 4331f6cd | Michael Hanselmann | _http_manager = http.HttpClientManager() |
60 | 4331f6cd | Michael Hanselmann | |
61 | 4331f6cd | Michael Hanselmann | |
62 | 4331f6cd | Michael Hanselmann | def Shutdown(): |
63 | 4331f6cd | Michael Hanselmann | """Stops the module-global HTTP client manager.
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64 | 4331f6cd | Michael Hanselmann |
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65 | 4331f6cd | Michael Hanselmann | Must be called before quitting the program.
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66 | 4331f6cd | Michael Hanselmann |
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67 | 4331f6cd | Michael Hanselmann | """
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68 | 4331f6cd | Michael Hanselmann | global _http_manager
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69 | 4331f6cd | Michael Hanselmann | |
70 | 4331f6cd | Michael Hanselmann | if _http_manager:
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71 | 4331f6cd | Michael Hanselmann | _http_manager.Shutdown() |
72 | 4331f6cd | Michael Hanselmann | _http_manager = None
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73 | 4331f6cd | Michael Hanselmann | |
74 | 4331f6cd | Michael Hanselmann | |
75 | a8083063 | Iustin Pop | class Client: |
76 | a8083063 | Iustin Pop | """RPC Client class.
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77 | a8083063 | Iustin Pop |
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78 | 2f8598a5 | Alexander Schreiber | This class, given a (remote) method name, a list of parameters and a
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79 | a8083063 | Iustin Pop | list of nodes, will contact (in parallel) all nodes, and return a
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80 | a8083063 | Iustin Pop | dict of results (key: node name, value: result).
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81 | a8083063 | Iustin Pop |
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82 | a8083063 | Iustin Pop | One current bug is that generic failure is still signalled by
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83 | a8083063 | Iustin Pop | 'False' result, which is not good. This overloading of values can
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84 | a8083063 | Iustin Pop | cause bugs.
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85 | a8083063 | Iustin Pop |
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86 | a8083063 | Iustin Pop | """
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87 | 160e2921 | Iustin Pop | def __init__(self, procedure, body, port): |
88 | a8083063 | Iustin Pop | self.procedure = procedure
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89 | 160e2921 | Iustin Pop | self.body = body
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90 | 160e2921 | Iustin Pop | self.port = port
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91 | ecfe9491 | Michael Hanselmann | self.nc = {}
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92 | a8083063 | Iustin Pop | |
93 | d57ae7f7 | Michael Hanselmann | self._ssl_params = \
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94 | d57ae7f7 | Michael Hanselmann | http.HttpSslParams(ssl_key_path=constants.SSL_CERT_FILE, |
95 | d57ae7f7 | Michael Hanselmann | ssl_cert_path=constants.SSL_CERT_FILE) |
96 | d57ae7f7 | Michael Hanselmann | |
97 | bdf7d8c0 | Iustin Pop | def ConnectList(self, node_list, address_list=None): |
98 | a8083063 | Iustin Pop | """Add a list of nodes to the target nodes.
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99 | a8083063 | Iustin Pop |
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100 | 3ef3c771 | Iustin Pop | @type node_list: list
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101 | 3ef3c771 | Iustin Pop | @param node_list: the list of node names to connect
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102 | bdf7d8c0 | Iustin Pop | @type address_list: list or None
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103 | bdf7d8c0 | Iustin Pop | @keyword address_list: either None or a list with node addresses,
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104 | bdf7d8c0 | Iustin Pop | which must have the same length as the node list
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105 | 3ef3c771 | Iustin Pop |
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106 | a8083063 | Iustin Pop | """
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107 | bdf7d8c0 | Iustin Pop | if address_list is None: |
108 | bdf7d8c0 | Iustin Pop | address_list = [None for _ in node_list] |
109 | bdf7d8c0 | Iustin Pop | else:
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110 | bdf7d8c0 | Iustin Pop | assert len(node_list) == len(address_list), \ |
111 | bdf7d8c0 | Iustin Pop | "Name and address lists should have the same length"
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112 | bdf7d8c0 | Iustin Pop | for node, address in zip(node_list, address_list): |
113 | bdf7d8c0 | Iustin Pop | self.ConnectNode(node, address)
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114 | bdf7d8c0 | Iustin Pop | |
115 | bdf7d8c0 | Iustin Pop | def ConnectNode(self, name, address=None): |
116 | a8083063 | Iustin Pop | """Add a node to the target list.
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117 | a8083063 | Iustin Pop |
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118 | bdf7d8c0 | Iustin Pop | @type name: str
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119 | bdf7d8c0 | Iustin Pop | @param name: the node name
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120 | bdf7d8c0 | Iustin Pop | @type address: str
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121 | bdf7d8c0 | Iustin Pop | @keyword address: the node address, if known
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122 | bdf7d8c0 | Iustin Pop |
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123 | a8083063 | Iustin Pop | """
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124 | ecfe9491 | Michael Hanselmann | if address is None: |
125 | ecfe9491 | Michael Hanselmann | address = name |
126 | ecfe9491 | Michael Hanselmann | |
127 | ecfe9491 | Michael Hanselmann | self.nc[name] = http.HttpClientRequest(address, self.port, http.HTTP_PUT, |
128 | ecfe9491 | Michael Hanselmann | "/%s" % self.procedure, |
129 | eafd8762 | Michael Hanselmann | post_data=self.body,
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130 | d57ae7f7 | Michael Hanselmann | ssl_params=self._ssl_params,
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131 | eafd8762 | Michael Hanselmann | ssl_verify_peer=True)
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132 | a8083063 | Iustin Pop | |
133 | 3ef3c771 | Iustin Pop | def GetResults(self): |
134 | ecfe9491 | Michael Hanselmann | """Call nodes and return results.
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135 | ecfe9491 | Michael Hanselmann |
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136 | ecfe9491 | Michael Hanselmann | @rtype: list
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137 | ecfe9491 | Michael Hanselmann | @returns: List of RPC results
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138 | a8083063 | Iustin Pop |
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139 | a8083063 | Iustin Pop | """
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140 | 4331f6cd | Michael Hanselmann | assert _http_manager, "RPC module not intialized" |
141 | 4331f6cd | Michael Hanselmann | |
142 | 4331f6cd | Michael Hanselmann | _http_manager.ExecRequests(self.nc.values())
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143 | a8083063 | Iustin Pop | |
144 | ecfe9491 | Michael Hanselmann | results = {} |
145 | a8083063 | Iustin Pop | |
146 | ecfe9491 | Michael Hanselmann | for name, req in self.nc.iteritems(): |
147 | ecfe9491 | Michael Hanselmann | if req.success and req.resp_status == http.HTTP_OK: |
148 | 7c28c575 | Michael Hanselmann | results[name] = serializer.LoadJson(req.resp_body) |
149 | ecfe9491 | Michael Hanselmann | continue
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150 | a8083063 | Iustin Pop | |
151 | d57ae7f7 | Michael Hanselmann | # TODO: Better error reporting
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152 | ecfe9491 | Michael Hanselmann | if req.error:
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153 | ecfe9491 | Michael Hanselmann | msg = req.error |
154 | ecfe9491 | Michael Hanselmann | else:
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155 | ecfe9491 | Michael Hanselmann | msg = req.resp_body |
156 | ecfe9491 | Michael Hanselmann | |
157 | ecfe9491 | Michael Hanselmann | logging.error("RPC error from node %s: %s", name, msg)
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158 | ecfe9491 | Michael Hanselmann | results[name] = False
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159 | ecfe9491 | Michael Hanselmann | |
160 | ecfe9491 | Michael Hanselmann | return results
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161 | a8083063 | Iustin Pop | |
162 | a8083063 | Iustin Pop | |
163 | 72737a7f | Iustin Pop | class RpcRunner(object): |
164 | 72737a7f | Iustin Pop | """RPC runner class"""
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165 | a8083063 | Iustin Pop | |
166 | 72737a7f | Iustin Pop | def __init__(self, cfg): |
167 | 72737a7f | Iustin Pop | """Initialized the rpc runner.
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168 | a8083063 | Iustin Pop |
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169 | 72737a7f | Iustin Pop | @type cfg: C{config.ConfigWriter}
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170 | 72737a7f | Iustin Pop | @param cfg: the configuration object that will be used to get data
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171 | 72737a7f | Iustin Pop | about the cluster
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172 | a8083063 | Iustin Pop |
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173 | 72737a7f | Iustin Pop | """
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174 | 72737a7f | Iustin Pop | self._cfg = cfg
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175 | 160e2921 | Iustin Pop | self.port = utils.GetNodeDaemonPort()
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176 | a8083063 | Iustin Pop | |
177 | 26ba2bd8 | Iustin Pop | def _InstDict(self, instance): |
178 | 26ba2bd8 | Iustin Pop | """Convert the given instance to a dict.
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179 | 26ba2bd8 | Iustin Pop |
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180 | 26ba2bd8 | Iustin Pop | This is done via the instance's ToDict() method and additionally
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181 | 26ba2bd8 | Iustin Pop | we fill the hvparams with the cluster defaults.
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182 | 26ba2bd8 | Iustin Pop |
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183 | 26ba2bd8 | Iustin Pop | @type instance: L{objects.Instance}
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184 | 26ba2bd8 | Iustin Pop | @param instance: an Instance object
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185 | 26ba2bd8 | Iustin Pop | @rtype: dict
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186 | 26ba2bd8 | Iustin Pop | @return: the instance dict, with the hvparams filled with the
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187 | 26ba2bd8 | Iustin Pop | cluster defaults
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188 | 26ba2bd8 | Iustin Pop |
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189 | 26ba2bd8 | Iustin Pop | """
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190 | 26ba2bd8 | Iustin Pop | idict = instance.ToDict() |
191 | 5b442704 | Iustin Pop | cluster = self._cfg.GetClusterInfo()
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192 | 5b442704 | Iustin Pop | idict["hvparams"] = cluster.FillHV(instance)
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193 | 5b442704 | Iustin Pop | idict["beparams"] = cluster.FillBE(instance)
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194 | 26ba2bd8 | Iustin Pop | return idict
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195 | 26ba2bd8 | Iustin Pop | |
196 | 25348212 | Iustin Pop | def _ConnectList(self, client, node_list): |
197 | 25348212 | Iustin Pop | """Helper for computing node addresses.
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198 | 25348212 | Iustin Pop |
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199 | 25348212 | Iustin Pop | @type client: L{Client}
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200 | 25348212 | Iustin Pop | @param client: a C{Client} instance
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201 | 25348212 | Iustin Pop | @type node_list: list
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202 | 25348212 | Iustin Pop | @param node_list: the node list we should connect
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203 | 25348212 | Iustin Pop |
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204 | 25348212 | Iustin Pop | """
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205 | 25348212 | Iustin Pop | all_nodes = self._cfg.GetAllNodesInfo()
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206 | 25348212 | Iustin Pop | addr_list = [] |
207 | 25348212 | Iustin Pop | for node in node_list: |
208 | 25348212 | Iustin Pop | if node in all_nodes: |
209 | 25348212 | Iustin Pop | val = all_nodes[node].primary_ip |
210 | 25348212 | Iustin Pop | else:
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211 | 25348212 | Iustin Pop | val = None
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212 | 25348212 | Iustin Pop | addr_list.append(val) |
213 | 25348212 | Iustin Pop | client.ConnectList(node_list, address_list=addr_list) |
214 | 25348212 | Iustin Pop | |
215 | 25348212 | Iustin Pop | def _ConnectNode(self, client, node): |
216 | 25348212 | Iustin Pop | """Helper for computing one node's address.
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217 | 25348212 | Iustin Pop |
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218 | 25348212 | Iustin Pop | @type client: L{Client}
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219 | 25348212 | Iustin Pop | @param client: a C{Client} instance
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220 | 25348212 | Iustin Pop | @type node: str
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221 | 25348212 | Iustin Pop | @param node: the node we should connect
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222 | 25348212 | Iustin Pop |
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223 | 25348212 | Iustin Pop | """
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224 | 25348212 | Iustin Pop | node_info = self._cfg.GetNodeInfo(node)
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225 | 25348212 | Iustin Pop | if node_info is not None: |
226 | 25348212 | Iustin Pop | addr = node_info.primary_ip |
227 | 25348212 | Iustin Pop | else:
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228 | 25348212 | Iustin Pop | addr = None
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229 | 25348212 | Iustin Pop | client.ConnectNode(node, address=addr) |
230 | 25348212 | Iustin Pop | |
231 | 9a525d83 | Michael Hanselmann | def _MultiNodeCall(self, node_list, procedure, args, |
232 | 9a525d83 | Michael Hanselmann | address_list=None):
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233 | 160e2921 | Iustin Pop | """Helper for making a multi-node call
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234 | 160e2921 | Iustin Pop |
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235 | 160e2921 | Iustin Pop | """
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236 | 160e2921 | Iustin Pop | body = serializer.DumpJson(args, indent=False)
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237 | 160e2921 | Iustin Pop | c = Client(procedure, body, self.port)
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238 | 9a525d83 | Michael Hanselmann | if address_list is None: |
239 | 9a525d83 | Michael Hanselmann | self._ConnectList(c, node_list)
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240 | 9a525d83 | Michael Hanselmann | else:
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241 | 9a525d83 | Michael Hanselmann | c.ConnectList(node_list, address_list=address_list) |
242 | 9a525d83 | Michael Hanselmann | return c.GetResults()
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243 | 9a525d83 | Michael Hanselmann | |
244 | 9a525d83 | Michael Hanselmann | @classmethod
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245 | 9a525d83 | Michael Hanselmann | def _StaticMultiNodeCall(cls, node_list, procedure, args, |
246 | 9a525d83 | Michael Hanselmann | address_list=None):
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247 | 160e2921 | Iustin Pop | """Helper for making a multi-node static call
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248 | 160e2921 | Iustin Pop |
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249 | 160e2921 | Iustin Pop | """
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250 | 160e2921 | Iustin Pop | body = serializer.DumpJson(args, indent=False)
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251 | 160e2921 | Iustin Pop | c = Client(procedure, body, utils.GetNodeDaemonPort()) |
252 | 9a525d83 | Michael Hanselmann | c.ConnectList(node_list, address_list=address_list) |
253 | 9a525d83 | Michael Hanselmann | return c.GetResults()
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254 | 9a525d83 | Michael Hanselmann | |
255 | 9a525d83 | Michael Hanselmann | def _SingleNodeCall(self, node, procedure, args): |
256 | 160e2921 | Iustin Pop | """Helper for making a single-node call
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257 | 9a525d83 | Michael Hanselmann |
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258 | 9a525d83 | Michael Hanselmann | """
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259 | 160e2921 | Iustin Pop | body = serializer.DumpJson(args, indent=False)
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260 | 160e2921 | Iustin Pop | c = Client(procedure, body, self.port)
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261 | 9a525d83 | Michael Hanselmann | self._ConnectNode(c, node)
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262 | 9a525d83 | Michael Hanselmann | return c.GetResults().get(node, False) |
263 | 9a525d83 | Michael Hanselmann | |
264 | 9a525d83 | Michael Hanselmann | @classmethod
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265 | 9a525d83 | Michael Hanselmann | def _StaticSingleNodeCall(cls, node, procedure, args): |
266 | 160e2921 | Iustin Pop | """Helper for making a single-node static call
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267 | 9a525d83 | Michael Hanselmann |
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268 | 9a525d83 | Michael Hanselmann | """
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269 | 160e2921 | Iustin Pop | body = serializer.DumpJson(args, indent=False)
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270 | 160e2921 | Iustin Pop | c = Client(procedure, body, utils.GetNodeDaemonPort()) |
271 | 3097c858 | Michael Hanselmann | c.ConnectNode(node) |
272 | 9a525d83 | Michael Hanselmann | return c.GetResults().get(node, False) |
273 | 9a525d83 | Michael Hanselmann | |
274 | 72737a7f | Iustin Pop | def call_volume_list(self, node_list, vg_name): |
275 | 72737a7f | Iustin Pop | """Gets the logical volumes present in a given volume group.
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276 | a8083063 | Iustin Pop |
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277 | 72737a7f | Iustin Pop | This is a multi-node call.
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278 | a8083063 | Iustin Pop |
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279 | 72737a7f | Iustin Pop | """
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280 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "volume_list", [vg_name]) |
281 | a8083063 | Iustin Pop | |
282 | 72737a7f | Iustin Pop | def call_vg_list(self, node_list): |
283 | 72737a7f | Iustin Pop | """Gets the volume group list.
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284 | a8083063 | Iustin Pop |
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285 | 72737a7f | Iustin Pop | This is a multi-node call.
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286 | a8083063 | Iustin Pop |
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287 | 72737a7f | Iustin Pop | """
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288 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "vg_list", []) |
289 | a8083063 | Iustin Pop | |
290 | 72737a7f | Iustin Pop | def call_bridges_exist(self, node, bridges_list): |
291 | 72737a7f | Iustin Pop | """Checks if a node has all the bridges given.
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292 | a8083063 | Iustin Pop |
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293 | 72737a7f | Iustin Pop | This method checks if all bridges given in the bridges_list are
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294 | 72737a7f | Iustin Pop | present on the remote node, so that an instance that uses interfaces
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295 | 72737a7f | Iustin Pop | on those bridges can be started.
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296 | a8083063 | Iustin Pop |
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297 | 72737a7f | Iustin Pop | This is a single-node call.
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298 | a8083063 | Iustin Pop |
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299 | 72737a7f | Iustin Pop | """
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300 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "bridges_exist", [bridges_list]) |
301 | a8083063 | Iustin Pop | |
302 | 72737a7f | Iustin Pop | def call_instance_start(self, node, instance, extra_args): |
303 | 72737a7f | Iustin Pop | """Starts an instance.
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304 | a8083063 | Iustin Pop |
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305 | 72737a7f | Iustin Pop | This is a single-node call.
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306 | a8083063 | Iustin Pop |
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307 | 72737a7f | Iustin Pop | """
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308 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_start", |
309 | 9a525d83 | Michael Hanselmann | [self._InstDict(instance), extra_args])
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310 | a8083063 | Iustin Pop | |
311 | 72737a7f | Iustin Pop | def call_instance_shutdown(self, node, instance): |
312 | 72737a7f | Iustin Pop | """Stops an instance.
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313 | a8083063 | Iustin Pop |
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314 | 72737a7f | Iustin Pop | This is a single-node call.
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315 | 2a10865c | Iustin Pop |
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316 | 72737a7f | Iustin Pop | """
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317 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_shutdown", |
318 | 9a525d83 | Michael Hanselmann | [self._InstDict(instance)])
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319 | 2a10865c | Iustin Pop | |
320 | 72737a7f | Iustin Pop | def call_instance_migrate(self, node, instance, target, live): |
321 | 72737a7f | Iustin Pop | """Migrate an instance.
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322 | 2a10865c | Iustin Pop |
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323 | 72737a7f | Iustin Pop | This is a single-node call.
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324 | 2a10865c | Iustin Pop |
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325 | 72737a7f | Iustin Pop | @type node: string
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326 | 72737a7f | Iustin Pop | @param node: the node on which the instance is currently running
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327 | 72737a7f | Iustin Pop | @type instance: C{objects.Instance}
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328 | 72737a7f | Iustin Pop | @param instance: the instance definition
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329 | 72737a7f | Iustin Pop | @type target: string
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330 | 72737a7f | Iustin Pop | @param target: the target node name
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331 | 72737a7f | Iustin Pop | @type live: boolean
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332 | 72737a7f | Iustin Pop | @param live: whether the migration should be done live or not (the
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333 | 72737a7f | Iustin Pop | interpretation of this parameter is left to the hypervisor)
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334 | 007a2f3e | Alexander Schreiber |
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335 | 72737a7f | Iustin Pop | """
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336 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_migrate", |
337 | 9a525d83 | Michael Hanselmann | [self._InstDict(instance), target, live])
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338 | 007a2f3e | Alexander Schreiber | |
339 | 72737a7f | Iustin Pop | def call_instance_reboot(self, node, instance, reboot_type, extra_args): |
340 | 72737a7f | Iustin Pop | """Reboots an instance.
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341 | 007a2f3e | Alexander Schreiber |
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342 | 72737a7f | Iustin Pop | This is a single-node call.
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343 | a8083063 | Iustin Pop |
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344 | 72737a7f | Iustin Pop | """
|
345 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_reboot", |
346 | 9a525d83 | Michael Hanselmann | [self._InstDict(instance), reboot_type,
|
347 | 9a525d83 | Michael Hanselmann | extra_args]) |
348 | a8083063 | Iustin Pop | |
349 | d15a9ad3 | Guido Trotter | def call_instance_os_add(self, node, inst): |
350 | 72737a7f | Iustin Pop | """Installs an OS on the given instance.
|
351 | a8083063 | Iustin Pop |
|
352 | 72737a7f | Iustin Pop | This is a single-node call.
|
353 | decd5f45 | Iustin Pop |
|
354 | 72737a7f | Iustin Pop | """
|
355 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_os_add", |
356 | 9a525d83 | Michael Hanselmann | [self._InstDict(inst)])
|
357 | decd5f45 | Iustin Pop | |
358 | d15a9ad3 | Guido Trotter | def call_instance_run_rename(self, node, inst, old_name): |
359 | 72737a7f | Iustin Pop | """Run the OS rename script for an instance.
|
360 | decd5f45 | Iustin Pop |
|
361 | 72737a7f | Iustin Pop | This is a single-node call.
|
362 | a8083063 | Iustin Pop |
|
363 | 72737a7f | Iustin Pop | """
|
364 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_run_rename", |
365 | 9a525d83 | Michael Hanselmann | [self._InstDict(inst), old_name])
|
366 | a8083063 | Iustin Pop | |
367 | 72737a7f | Iustin Pop | def call_instance_info(self, node, instance, hname): |
368 | 72737a7f | Iustin Pop | """Returns information about a single instance.
|
369 | a8083063 | Iustin Pop |
|
370 | 72737a7f | Iustin Pop | This is a single-node call.
|
371 | a8083063 | Iustin Pop |
|
372 | 9a525d83 | Michael Hanselmann | @type node: list
|
373 | 9a525d83 | Michael Hanselmann | @param node: the list of nodes to query
|
374 | 72737a7f | Iustin Pop | @type instance: string
|
375 | 72737a7f | Iustin Pop | @param instance: the instance name
|
376 | 72737a7f | Iustin Pop | @type hname: string
|
377 | 72737a7f | Iustin Pop | @param hname: the hypervisor type of the instance
|
378 | a8083063 | Iustin Pop |
|
379 | 72737a7f | Iustin Pop | """
|
380 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_info", [instance, hname]) |
381 | e69d05fd | Iustin Pop | |
382 | 72737a7f | Iustin Pop | def call_all_instances_info(self, node_list, hypervisor_list): |
383 | 72737a7f | Iustin Pop | """Returns information about all instances on the given nodes.
|
384 | a8083063 | Iustin Pop |
|
385 | 72737a7f | Iustin Pop | This is a multi-node call.
|
386 | a8083063 | Iustin Pop |
|
387 | 72737a7f | Iustin Pop | @type node_list: list
|
388 | 72737a7f | Iustin Pop | @param node_list: the list of nodes to query
|
389 | 72737a7f | Iustin Pop | @type hypervisor_list: list
|
390 | 72737a7f | Iustin Pop | @param hypervisor_list: the hypervisors to query for instances
|
391 | a8083063 | Iustin Pop |
|
392 | 72737a7f | Iustin Pop | """
|
393 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "all_instances_info", |
394 | 9a525d83 | Michael Hanselmann | [hypervisor_list]) |
395 | e69d05fd | Iustin Pop | |
396 | 72737a7f | Iustin Pop | def call_instance_list(self, node_list, hypervisor_list): |
397 | 72737a7f | Iustin Pop | """Returns the list of running instances on a given node.
|
398 | a8083063 | Iustin Pop |
|
399 | 72737a7f | Iustin Pop | This is a multi-node call.
|
400 | a8083063 | Iustin Pop |
|
401 | 72737a7f | Iustin Pop | @type node_list: list
|
402 | 72737a7f | Iustin Pop | @param node_list: the list of nodes to query
|
403 | 72737a7f | Iustin Pop | @type hypervisor_list: list
|
404 | 72737a7f | Iustin Pop | @param hypervisor_list: the hypervisors to query for instances
|
405 | 16abfbc2 | Alexander Schreiber |
|
406 | 72737a7f | Iustin Pop | """
|
407 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "instance_list", [hypervisor_list]) |
408 | 16abfbc2 | Alexander Schreiber | |
409 | 72737a7f | Iustin Pop | def call_node_tcp_ping(self, node, source, target, port, timeout, |
410 | 72737a7f | Iustin Pop | live_port_needed): |
411 | 72737a7f | Iustin Pop | """Do a TcpPing on the remote node
|
412 | a8083063 | Iustin Pop |
|
413 | 72737a7f | Iustin Pop | This is a single-node call.
|
414 | caad16e2 | Iustin Pop |
|
415 | 72737a7f | Iustin Pop | """
|
416 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "node_tcp_ping", |
417 | 9a525d83 | Michael Hanselmann | [source, target, port, timeout, |
418 | 72737a7f | Iustin Pop | live_port_needed]) |
419 | a8083063 | Iustin Pop | |
420 | caad16e2 | Iustin Pop | def call_node_has_ip_address(self, node, address): |
421 | caad16e2 | Iustin Pop | """Checks if a node has the given IP address.
|
422 | caad16e2 | Iustin Pop |
|
423 | caad16e2 | Iustin Pop | This is a single-node call.
|
424 | caad16e2 | Iustin Pop |
|
425 | caad16e2 | Iustin Pop | """
|
426 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "node_has_ip_address", [address]) |
427 | a8083063 | Iustin Pop | |
428 | 72737a7f | Iustin Pop | def call_node_info(self, node_list, vg_name, hypervisor_type): |
429 | 72737a7f | Iustin Pop | """Return node information.
|
430 | e69d05fd | Iustin Pop |
|
431 | 72737a7f | Iustin Pop | This will return memory information and volume group size and free
|
432 | 72737a7f | Iustin Pop | space.
|
433 | a8083063 | Iustin Pop |
|
434 | 72737a7f | Iustin Pop | This is a multi-node call.
|
435 | a8083063 | Iustin Pop |
|
436 | 72737a7f | Iustin Pop | @type node_list: list
|
437 | 72737a7f | Iustin Pop | @param node_list: the list of nodes to query
|
438 | 72737a7f | Iustin Pop | @type vgname: C{string}
|
439 | 72737a7f | Iustin Pop | @param vgname: the name of the volume group to ask for disk space
|
440 | 72737a7f | Iustin Pop | information
|
441 | 72737a7f | Iustin Pop | @type hypervisor_type: C{str}
|
442 | 72737a7f | Iustin Pop | @param hypervisor_type: the name of the hypervisor to ask for
|
443 | 72737a7f | Iustin Pop | memory information
|
444 | a8083063 | Iustin Pop |
|
445 | 72737a7f | Iustin Pop | """
|
446 | 9a525d83 | Michael Hanselmann | retux = self._MultiNodeCall(node_list, "node_info", |
447 | 9a525d83 | Michael Hanselmann | [vg_name, hypervisor_type]) |
448 | a8083063 | Iustin Pop | |
449 | 72737a7f | Iustin Pop | for node_name in retux: |
450 | 72737a7f | Iustin Pop | ret = retux.get(node_name, False)
|
451 | 72737a7f | Iustin Pop | if type(ret) != dict: |
452 | 58b311ca | Iustin Pop | logging.error("could not connect to node %s", node_name)
|
453 | 72737a7f | Iustin Pop | ret = {} |
454 | a8083063 | Iustin Pop | |
455 | 9a525d83 | Michael Hanselmann | utils.CheckDict(ret, { |
456 | 9a525d83 | Michael Hanselmann | 'memory_total' : '-', |
457 | 72737a7f | Iustin Pop | 'memory_dom0' : '-', |
458 | 72737a7f | Iustin Pop | 'memory_free' : '-', |
459 | 72737a7f | Iustin Pop | 'vg_size' : 'node_unreachable', |
460 | 9a525d83 | Michael Hanselmann | 'vg_free' : '-', |
461 | 9a525d83 | Michael Hanselmann | }, "call_node_info")
|
462 | 72737a7f | Iustin Pop | return retux
|
463 | a8083063 | Iustin Pop | |
464 | 72737a7f | Iustin Pop | def call_node_add(self, node, dsa, dsapub, rsa, rsapub, ssh, sshpub): |
465 | 72737a7f | Iustin Pop | """Add a node to the cluster.
|
466 | a8083063 | Iustin Pop |
|
467 | 72737a7f | Iustin Pop | This is a single-node call.
|
468 | a8083063 | Iustin Pop |
|
469 | 72737a7f | Iustin Pop | """
|
470 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "node_add", |
471 | 9a525d83 | Michael Hanselmann | [dsa, dsapub, rsa, rsapub, ssh, sshpub]) |
472 | a8083063 | Iustin Pop | |
473 | 72737a7f | Iustin Pop | def call_node_verify(self, node_list, checkdict, cluster_name): |
474 | 72737a7f | Iustin Pop | """Request verification of given parameters.
|
475 | a8083063 | Iustin Pop |
|
476 | 72737a7f | Iustin Pop | This is a multi-node call.
|
477 | a8083063 | Iustin Pop |
|
478 | 72737a7f | Iustin Pop | """
|
479 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "node_verify", |
480 | 9a525d83 | Michael Hanselmann | [checkdict, cluster_name]) |
481 | a8083063 | Iustin Pop | |
482 | 9a525d83 | Michael Hanselmann | @classmethod
|
483 | 9a525d83 | Michael Hanselmann | def call_node_start_master(cls, node, start_daemons): |
484 | 72737a7f | Iustin Pop | """Tells a node to activate itself as a master.
|
485 | a8083063 | Iustin Pop |
|
486 | 72737a7f | Iustin Pop | This is a single-node call.
|
487 | a8083063 | Iustin Pop |
|
488 | 72737a7f | Iustin Pop | """
|
489 | 9a525d83 | Michael Hanselmann | return cls._StaticSingleNodeCall(node, "node_start_master", |
490 | 9a525d83 | Michael Hanselmann | [start_daemons]) |
491 | a8083063 | Iustin Pop | |
492 | 9a525d83 | Michael Hanselmann | @classmethod
|
493 | 9a525d83 | Michael Hanselmann | def call_node_stop_master(cls, node, stop_daemons): |
494 | 72737a7f | Iustin Pop | """Tells a node to demote itself from master status.
|
495 | a8083063 | Iustin Pop |
|
496 | 72737a7f | Iustin Pop | This is a single-node call.
|
497 | 4e071d3b | Iustin Pop |
|
498 | 72737a7f | Iustin Pop | """
|
499 | 9a525d83 | Michael Hanselmann | return cls._StaticSingleNodeCall(node, "node_stop_master", [stop_daemons]) |
500 | 4e071d3b | Iustin Pop | |
501 | 9a525d83 | Michael Hanselmann | @classmethod
|
502 | 9a525d83 | Michael Hanselmann | def call_master_info(cls, node_list): |
503 | 72737a7f | Iustin Pop | """Query master info.
|
504 | 4e071d3b | Iustin Pop |
|
505 | 72737a7f | Iustin Pop | This is a multi-node call.
|
506 | a8083063 | Iustin Pop |
|
507 | 72737a7f | Iustin Pop | """
|
508 | 72737a7f | Iustin Pop | # TODO: should this method query down nodes?
|
509 | 9a525d83 | Michael Hanselmann | return cls._StaticMultiNodeCall(node_list, "master_info", []) |
510 | a8083063 | Iustin Pop | |
511 | 72737a7f | Iustin Pop | def call_version(self, node_list): |
512 | 72737a7f | Iustin Pop | """Query node version.
|
513 | a8083063 | Iustin Pop |
|
514 | 72737a7f | Iustin Pop | This is a multi-node call.
|
515 | a8083063 | Iustin Pop |
|
516 | 72737a7f | Iustin Pop | """
|
517 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "version", []) |
518 | a8083063 | Iustin Pop | |
519 | 72737a7f | Iustin Pop | def call_blockdev_create(self, node, bdev, size, owner, on_primary, info): |
520 | 72737a7f | Iustin Pop | """Request creation of a given block device.
|
521 | a8083063 | Iustin Pop |
|
522 | 72737a7f | Iustin Pop | This is a single-node call.
|
523 | a8083063 | Iustin Pop |
|
524 | 72737a7f | Iustin Pop | """
|
525 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_create", |
526 | 9a525d83 | Michael Hanselmann | [bdev.ToDict(), size, owner, on_primary, info]) |
527 | a8083063 | Iustin Pop | |
528 | 72737a7f | Iustin Pop | def call_blockdev_remove(self, node, bdev): |
529 | 72737a7f | Iustin Pop | """Request removal of a given block device.
|
530 | a8083063 | Iustin Pop |
|
531 | 72737a7f | Iustin Pop | This is a single-node call.
|
532 | f3e513ad | Iustin Pop |
|
533 | 72737a7f | Iustin Pop | """
|
534 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_remove", [bdev.ToDict()]) |
535 | f3e513ad | Iustin Pop | |
536 | 72737a7f | Iustin Pop | def call_blockdev_rename(self, node, devlist): |
537 | 72737a7f | Iustin Pop | """Request rename of the given block devices.
|
538 | f3e513ad | Iustin Pop |
|
539 | 72737a7f | Iustin Pop | This is a single-node call.
|
540 | a8083063 | Iustin Pop |
|
541 | 72737a7f | Iustin Pop | """
|
542 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_rename", |
543 | 9a525d83 | Michael Hanselmann | [(d.ToDict(), uid) for d, uid in devlist]) |
544 | a8083063 | Iustin Pop | |
545 | 72737a7f | Iustin Pop | def call_blockdev_assemble(self, node, disk, owner, on_primary): |
546 | 72737a7f | Iustin Pop | """Request assembling of a given block device.
|
547 | a8083063 | Iustin Pop |
|
548 | 72737a7f | Iustin Pop | This is a single-node call.
|
549 | a8083063 | Iustin Pop |
|
550 | 72737a7f | Iustin Pop | """
|
551 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_assemble", |
552 | 9a525d83 | Michael Hanselmann | [disk.ToDict(), owner, on_primary]) |
553 | a8083063 | Iustin Pop | |
554 | 72737a7f | Iustin Pop | def call_blockdev_shutdown(self, node, disk): |
555 | 72737a7f | Iustin Pop | """Request shutdown of a given block device.
|
556 | a8083063 | Iustin Pop |
|
557 | 72737a7f | Iustin Pop | This is a single-node call.
|
558 | a8083063 | Iustin Pop |
|
559 | 72737a7f | Iustin Pop | """
|
560 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_shutdown", [disk.ToDict()]) |
561 | a8083063 | Iustin Pop | |
562 | 72737a7f | Iustin Pop | def call_blockdev_addchildren(self, node, bdev, ndevs): |
563 | 72737a7f | Iustin Pop | """Request adding a list of children to a (mirroring) device.
|
564 | a8083063 | Iustin Pop |
|
565 | 72737a7f | Iustin Pop | This is a single-node call.
|
566 | a8083063 | Iustin Pop |
|
567 | 72737a7f | Iustin Pop | """
|
568 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_addchildren", |
569 | 9a525d83 | Michael Hanselmann | [bdev.ToDict(), |
570 | 9a525d83 | Michael Hanselmann | [disk.ToDict() for disk in ndevs]]) |
571 | a8083063 | Iustin Pop | |
572 | 72737a7f | Iustin Pop | def call_blockdev_removechildren(self, node, bdev, ndevs): |
573 | 72737a7f | Iustin Pop | """Request removing a list of children from a (mirroring) device.
|
574 | a8083063 | Iustin Pop |
|
575 | 72737a7f | Iustin Pop | This is a single-node call.
|
576 | a8083063 | Iustin Pop |
|
577 | 72737a7f | Iustin Pop | """
|
578 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_removechildren", |
579 | 9a525d83 | Michael Hanselmann | [bdev.ToDict(), |
580 | 9a525d83 | Michael Hanselmann | [disk.ToDict() for disk in ndevs]]) |
581 | a8083063 | Iustin Pop | |
582 | 72737a7f | Iustin Pop | def call_blockdev_getmirrorstatus(self, node, disks): |
583 | 72737a7f | Iustin Pop | """Request status of a (mirroring) device.
|
584 | a8083063 | Iustin Pop |
|
585 | 72737a7f | Iustin Pop | This is a single-node call.
|
586 | a8083063 | Iustin Pop |
|
587 | 72737a7f | Iustin Pop | """
|
588 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_getmirrorstatus", |
589 | 9a525d83 | Michael Hanselmann | [dsk.ToDict() for dsk in disks]) |
590 | a8083063 | Iustin Pop | |
591 | 72737a7f | Iustin Pop | def call_blockdev_find(self, node, disk): |
592 | 72737a7f | Iustin Pop | """Request identification of a given block device.
|
593 | 72737a7f | Iustin Pop |
|
594 | 72737a7f | Iustin Pop | This is a single-node call.
|
595 | a8083063 | Iustin Pop |
|
596 | 72737a7f | Iustin Pop | """
|
597 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_find", [disk.ToDict()]) |
598 | d61cbe76 | Iustin Pop | |
599 | 72737a7f | Iustin Pop | def call_blockdev_close(self, node, disks): |
600 | 72737a7f | Iustin Pop | """Closes the given block devices.
|
601 | d61cbe76 | Iustin Pop |
|
602 | 72737a7f | Iustin Pop | This is a single-node call.
|
603 | d61cbe76 | Iustin Pop |
|
604 | 72737a7f | Iustin Pop | """
|
605 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_close", |
606 | 9a525d83 | Michael Hanselmann | [cf.ToDict() for cf in disks]) |
607 | a8083063 | Iustin Pop | |
608 | 9a525d83 | Michael Hanselmann | @classmethod
|
609 | 9a525d83 | Michael Hanselmann | def call_upload_file(cls, node_list, file_name, address_list=None): |
610 | 72737a7f | Iustin Pop | """Upload a file.
|
611 | 72737a7f | Iustin Pop |
|
612 | 72737a7f | Iustin Pop | The node will refuse the operation in case the file is not on the
|
613 | 72737a7f | Iustin Pop | approved file list.
|
614 | 72737a7f | Iustin Pop |
|
615 | 72737a7f | Iustin Pop | This is a multi-node call.
|
616 | a8083063 | Iustin Pop |
|
617 | 6b294c53 | Iustin Pop | @type node_list: list
|
618 | 6b294c53 | Iustin Pop | @param node_list: the list of node names to upload to
|
619 | 6b294c53 | Iustin Pop | @type file_name: str
|
620 | 6b294c53 | Iustin Pop | @param file_name: the filename to upload
|
621 | 6b294c53 | Iustin Pop | @type address_list: list or None
|
622 | 6b294c53 | Iustin Pop | @keyword address_list: an optional list of node addresses, in order
|
623 | 6b294c53 | Iustin Pop | to optimize the RPC speed
|
624 | 6b294c53 | Iustin Pop |
|
625 | 72737a7f | Iustin Pop | """
|
626 | 4c7c81d7 | Michael Hanselmann | data = utils.ReadFile(file_name) |
627 | 72737a7f | Iustin Pop | st = os.stat(file_name) |
628 | 72737a7f | Iustin Pop | params = [file_name, data, st.st_mode, st.st_uid, st.st_gid, |
629 | 72737a7f | Iustin Pop | st.st_atime, st.st_mtime] |
630 | 9a525d83 | Michael Hanselmann | return cls._StaticMultiNodeCall(node_list, "upload_file", params, |
631 | 9a525d83 | Michael Hanselmann | address_list=address_list) |
632 | 72737a7f | Iustin Pop | |
633 | 6ddc95ec | Michael Hanselmann | @classmethod
|
634 | 03d1dba2 | Michael Hanselmann | def call_write_ssconf_files(cls, node_list, values): |
635 | 6ddc95ec | Michael Hanselmann | """Write ssconf files.
|
636 | 6ddc95ec | Michael Hanselmann |
|
637 | 6ddc95ec | Michael Hanselmann | This is a multi-node call.
|
638 | 6ddc95ec | Michael Hanselmann |
|
639 | 6ddc95ec | Michael Hanselmann | """
|
640 | 03d1dba2 | Michael Hanselmann | return cls._StaticMultiNodeCall(node_list, "write_ssconf_files", [values]) |
641 | 6ddc95ec | Michael Hanselmann | |
642 | 72737a7f | Iustin Pop | def call_os_diagnose(self, node_list): |
643 | 72737a7f | Iustin Pop | """Request a diagnose of OS definitions.
|
644 | 72737a7f | Iustin Pop |
|
645 | 72737a7f | Iustin Pop | This is a multi-node call.
|
646 | a8083063 | Iustin Pop |
|
647 | 72737a7f | Iustin Pop | """
|
648 | 9a525d83 | Michael Hanselmann | result = self._MultiNodeCall(node_list, "os_diagnose", []) |
649 | 9a525d83 | Michael Hanselmann | |
650 | 72737a7f | Iustin Pop | new_result = {} |
651 | 72737a7f | Iustin Pop | for node_name in result: |
652 | 72737a7f | Iustin Pop | if result[node_name]:
|
653 | 72737a7f | Iustin Pop | nr = [objects.OS.FromDict(oss) for oss in result[node_name]] |
654 | 72737a7f | Iustin Pop | else:
|
655 | 72737a7f | Iustin Pop | nr = [] |
656 | 72737a7f | Iustin Pop | new_result[node_name] = nr |
657 | 72737a7f | Iustin Pop | return new_result
|
658 | a8083063 | Iustin Pop | |
659 | 72737a7f | Iustin Pop | def call_os_get(self, node, name): |
660 | 72737a7f | Iustin Pop | """Returns an OS definition.
|
661 | a8083063 | Iustin Pop |
|
662 | 72737a7f | Iustin Pop | This is a single-node call.
|
663 | a8083063 | Iustin Pop |
|
664 | 72737a7f | Iustin Pop | """
|
665 | 9a525d83 | Michael Hanselmann | result = self._SingleNodeCall(node, "os_get", [name]) |
666 | 72737a7f | Iustin Pop | if isinstance(result, dict): |
667 | 72737a7f | Iustin Pop | return objects.OS.FromDict(result)
|
668 | 72737a7f | Iustin Pop | else:
|
669 | 72737a7f | Iustin Pop | return result
|
670 | a8083063 | Iustin Pop | |
671 | 72737a7f | Iustin Pop | def call_hooks_runner(self, node_list, hpath, phase, env): |
672 | 72737a7f | Iustin Pop | """Call the hooks runner.
|
673 | a8083063 | Iustin Pop |
|
674 | 72737a7f | Iustin Pop | Args:
|
675 | 72737a7f | Iustin Pop | - op: the OpCode instance
|
676 | 72737a7f | Iustin Pop | - env: a dictionary with the environment
|
677 | a8083063 | Iustin Pop |
|
678 | 72737a7f | Iustin Pop | This is a multi-node call.
|
679 | a8083063 | Iustin Pop |
|
680 | 72737a7f | Iustin Pop | """
|
681 | 72737a7f | Iustin Pop | params = [hpath, phase, env] |
682 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "hooks_runner", params) |
683 | a8083063 | Iustin Pop | |
684 | 72737a7f | Iustin Pop | def call_iallocator_runner(self, node, name, idata): |
685 | 72737a7f | Iustin Pop | """Call an iallocator on a remote node
|
686 | 8d528b7c | Iustin Pop |
|
687 | 72737a7f | Iustin Pop | Args:
|
688 | 72737a7f | Iustin Pop | - name: the iallocator name
|
689 | 72737a7f | Iustin Pop | - input: the json-encoded input string
|
690 | 8d528b7c | Iustin Pop |
|
691 | 72737a7f | Iustin Pop | This is a single-node call.
|
692 | 8d528b7c | Iustin Pop |
|
693 | 72737a7f | Iustin Pop | """
|
694 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "iallocator_runner", [name, idata]) |
695 | 8d528b7c | Iustin Pop | |
696 | 72737a7f | Iustin Pop | def call_blockdev_grow(self, node, cf_bdev, amount): |
697 | 72737a7f | Iustin Pop | """Request a snapshot of the given block device.
|
698 | 4c8ba8b3 | Iustin Pop |
|
699 | 72737a7f | Iustin Pop | This is a single-node call.
|
700 | 4c8ba8b3 | Iustin Pop |
|
701 | 72737a7f | Iustin Pop | """
|
702 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_grow", |
703 | 9a525d83 | Michael Hanselmann | [cf_bdev.ToDict(), amount]) |
704 | 4c8ba8b3 | Iustin Pop | |
705 | 72737a7f | Iustin Pop | def call_blockdev_snapshot(self, node, cf_bdev): |
706 | 72737a7f | Iustin Pop | """Request a snapshot of the given block device.
|
707 | a8083063 | Iustin Pop |
|
708 | 72737a7f | Iustin Pop | This is a single-node call.
|
709 | a8083063 | Iustin Pop |
|
710 | 72737a7f | Iustin Pop | """
|
711 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "blockdev_snapshot", [cf_bdev.ToDict()]) |
712 | a8083063 | Iustin Pop | |
713 | 72737a7f | Iustin Pop | def call_snapshot_export(self, node, snap_bdev, dest_node, instance, |
714 | 74c47259 | Iustin Pop | cluster_name, idx): |
715 | 72737a7f | Iustin Pop | """Request the export of a given snapshot.
|
716 | a8083063 | Iustin Pop |
|
717 | 72737a7f | Iustin Pop | This is a single-node call.
|
718 | a8083063 | Iustin Pop |
|
719 | 72737a7f | Iustin Pop | """
|
720 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "snapshot_export", |
721 | 9a525d83 | Michael Hanselmann | [snap_bdev.ToDict(), dest_node, |
722 | 9a525d83 | Michael Hanselmann | self._InstDict(instance), cluster_name, idx])
|
723 | a8083063 | Iustin Pop | |
724 | 72737a7f | Iustin Pop | def call_finalize_export(self, node, instance, snap_disks): |
725 | 72737a7f | Iustin Pop | """Request the completion of an export operation.
|
726 | a8083063 | Iustin Pop |
|
727 | 72737a7f | Iustin Pop | This writes the export config file, etc.
|
728 | a8083063 | Iustin Pop |
|
729 | 72737a7f | Iustin Pop | This is a single-node call.
|
730 | a8083063 | Iustin Pop |
|
731 | 72737a7f | Iustin Pop | """
|
732 | 72737a7f | Iustin Pop | flat_disks = [] |
733 | 72737a7f | Iustin Pop | for disk in snap_disks: |
734 | 72737a7f | Iustin Pop | flat_disks.append(disk.ToDict()) |
735 | 9a525d83 | Michael Hanselmann | |
736 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "finalize_export", |
737 | 9a525d83 | Michael Hanselmann | [self._InstDict(instance), flat_disks])
|
738 | a8083063 | Iustin Pop | |
739 | 72737a7f | Iustin Pop | def call_export_info(self, node, path): |
740 | 72737a7f | Iustin Pop | """Queries the export information in a given path.
|
741 | a8083063 | Iustin Pop |
|
742 | 72737a7f | Iustin Pop | This is a single-node call.
|
743 | a8083063 | Iustin Pop |
|
744 | 72737a7f | Iustin Pop | """
|
745 | 9a525d83 | Michael Hanselmann | result = self._SingleNodeCall(node, "export_info", [path]) |
746 | 72737a7f | Iustin Pop | if not result: |
747 | 72737a7f | Iustin Pop | return result
|
748 | 72737a7f | Iustin Pop | return objects.SerializableConfigParser.Loads(str(result)) |
749 | a8083063 | Iustin Pop | |
750 | 6c0af70e | Guido Trotter | def call_instance_os_import(self, node, inst, src_node, src_images, |
751 | 6c0af70e | Guido Trotter | cluster_name): |
752 | 72737a7f | Iustin Pop | """Request the import of a backup into an instance.
|
753 | a8083063 | Iustin Pop |
|
754 | 72737a7f | Iustin Pop | This is a single-node call.
|
755 | a8083063 | Iustin Pop |
|
756 | 72737a7f | Iustin Pop | """
|
757 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "instance_os_import", |
758 | 9a525d83 | Michael Hanselmann | [self._InstDict(inst), src_node, src_images,
|
759 | 9a525d83 | Michael Hanselmann | cluster_name]) |
760 | a8083063 | Iustin Pop | |
761 | 72737a7f | Iustin Pop | def call_export_list(self, node_list): |
762 | 72737a7f | Iustin Pop | """Gets the stored exports list.
|
763 | a8083063 | Iustin Pop |
|
764 | 72737a7f | Iustin Pop | This is a multi-node call.
|
765 | a8083063 | Iustin Pop |
|
766 | 72737a7f | Iustin Pop | """
|
767 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "export_list", []) |
768 | a8083063 | Iustin Pop | |
769 | 72737a7f | Iustin Pop | def call_export_remove(self, node, export): |
770 | 72737a7f | Iustin Pop | """Requests removal of a given export.
|
771 | a8083063 | Iustin Pop |
|
772 | 72737a7f | Iustin Pop | This is a single-node call.
|
773 | a8083063 | Iustin Pop |
|
774 | 72737a7f | Iustin Pop | """
|
775 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "export_remove", [export]) |
776 | a8083063 | Iustin Pop | |
777 | 9a525d83 | Michael Hanselmann | @classmethod
|
778 | 9a525d83 | Michael Hanselmann | def call_node_leave_cluster(cls, node): |
779 | 72737a7f | Iustin Pop | """Requests a node to clean the cluster information it has.
|
780 | a8083063 | Iustin Pop |
|
781 | 72737a7f | Iustin Pop | This will remove the configuration information from the ganeti data
|
782 | 72737a7f | Iustin Pop | dir.
|
783 | a8083063 | Iustin Pop |
|
784 | 72737a7f | Iustin Pop | This is a single-node call.
|
785 | a8083063 | Iustin Pop |
|
786 | 72737a7f | Iustin Pop | """
|
787 | 9a525d83 | Michael Hanselmann | return cls._StaticSingleNodeCall(node, "node_leave_cluster", []) |
788 | dcb93971 | Michael Hanselmann | |
789 | 72737a7f | Iustin Pop | def call_node_volumes(self, node_list): |
790 | 72737a7f | Iustin Pop | """Gets all volumes on node(s).
|
791 | dcb93971 | Michael Hanselmann |
|
792 | 72737a7f | Iustin Pop | This is a multi-node call.
|
793 | dcb93971 | Michael Hanselmann |
|
794 | 72737a7f | Iustin Pop | """
|
795 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "node_volumes", []) |
796 | 06009e27 | Iustin Pop | |
797 | 72737a7f | Iustin Pop | def call_test_delay(self, node_list, duration): |
798 | 72737a7f | Iustin Pop | """Sleep for a fixed time on given node(s).
|
799 | 06009e27 | Iustin Pop |
|
800 | 72737a7f | Iustin Pop | This is a multi-node call.
|
801 | 06009e27 | Iustin Pop |
|
802 | 72737a7f | Iustin Pop | """
|
803 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "test_delay", [duration]) |
804 | 5e04ed8b | Manuel Franceschini | |
805 | 72737a7f | Iustin Pop | def call_file_storage_dir_create(self, node, file_storage_dir): |
806 | 72737a7f | Iustin Pop | """Create the given file storage directory.
|
807 | 5e04ed8b | Manuel Franceschini |
|
808 | 72737a7f | Iustin Pop | This is a single-node call.
|
809 | 5e04ed8b | Manuel Franceschini |
|
810 | 72737a7f | Iustin Pop | """
|
811 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "file_storage_dir_create", |
812 | 9a525d83 | Michael Hanselmann | [file_storage_dir]) |
813 | 5e04ed8b | Manuel Franceschini | |
814 | 72737a7f | Iustin Pop | def call_file_storage_dir_remove(self, node, file_storage_dir): |
815 | 72737a7f | Iustin Pop | """Remove the given file storage directory.
|
816 | 5e04ed8b | Manuel Franceschini |
|
817 | 72737a7f | Iustin Pop | This is a single-node call.
|
818 | 5e04ed8b | Manuel Franceschini |
|
819 | 72737a7f | Iustin Pop | """
|
820 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "file_storage_dir_remove", |
821 | 9a525d83 | Michael Hanselmann | [file_storage_dir]) |
822 | 5e04ed8b | Manuel Franceschini | |
823 | 72737a7f | Iustin Pop | def call_file_storage_dir_rename(self, node, old_file_storage_dir, |
824 | 72737a7f | Iustin Pop | new_file_storage_dir): |
825 | 72737a7f | Iustin Pop | """Rename file storage directory.
|
826 | 5e04ed8b | Manuel Franceschini |
|
827 | 72737a7f | Iustin Pop | This is a single-node call.
|
828 | 5e04ed8b | Manuel Franceschini |
|
829 | 72737a7f | Iustin Pop | """
|
830 | 9a525d83 | Michael Hanselmann | return self._SingleNodeCall(node, "file_storage_dir_rename", |
831 | 9a525d83 | Michael Hanselmann | [old_file_storage_dir, new_file_storage_dir]) |
832 | ca52cdeb | Michael Hanselmann | |
833 | 9a525d83 | Michael Hanselmann | @classmethod
|
834 | 9a525d83 | Michael Hanselmann | def call_jobqueue_update(cls, node_list, address_list, file_name, content): |
835 | 72737a7f | Iustin Pop | """Update job queue.
|
836 | ca52cdeb | Michael Hanselmann |
|
837 | 72737a7f | Iustin Pop | This is a multi-node call.
|
838 | ca52cdeb | Michael Hanselmann |
|
839 | 72737a7f | Iustin Pop | """
|
840 | 9a525d83 | Michael Hanselmann | return cls._StaticMultiNodeCall(node_list, "jobqueue_update", |
841 | 9a525d83 | Michael Hanselmann | [file_name, content], |
842 | 9a525d83 | Michael Hanselmann | address_list=address_list) |
843 | ca52cdeb | Michael Hanselmann | |
844 | 9a525d83 | Michael Hanselmann | @classmethod
|
845 | 9a525d83 | Michael Hanselmann | def call_jobqueue_purge(cls, node): |
846 | 72737a7f | Iustin Pop | """Purge job queue.
|
847 | ca52cdeb | Michael Hanselmann |
|
848 | 72737a7f | Iustin Pop | This is a single-node call.
|
849 | ca52cdeb | Michael Hanselmann |
|
850 | 72737a7f | Iustin Pop | """
|
851 | 9a525d83 | Michael Hanselmann | return cls._StaticSingleNodeCall(node, "jobqueue_purge", []) |
852 | af5ebcb1 | Michael Hanselmann | |
853 | 9a525d83 | Michael Hanselmann | @classmethod
|
854 | 9a525d83 | Michael Hanselmann | def call_jobqueue_rename(cls, node_list, address_list, old, new): |
855 | 72737a7f | Iustin Pop | """Rename a job queue file.
|
856 | af5ebcb1 | Michael Hanselmann |
|
857 | 72737a7f | Iustin Pop | This is a multi-node call.
|
858 | af5ebcb1 | Michael Hanselmann |
|
859 | 72737a7f | Iustin Pop | """
|
860 | 9a525d83 | Michael Hanselmann | return cls._StaticMultiNodeCall(node_list, "jobqueue_rename", [old, new], |
861 | 9a525d83 | Michael Hanselmann | address_list=address_list) |
862 | 6217e295 | Iustin Pop | |
863 | 9a525d83 | Michael Hanselmann | @classmethod
|
864 | 9a525d83 | Michael Hanselmann | def call_jobqueue_set_drain(cls, node_list, drain_flag): |
865 | 5d672980 | Iustin Pop | """Set the drain flag on the queue.
|
866 | 5d672980 | Iustin Pop |
|
867 | 5d672980 | Iustin Pop | This is a multi-node call.
|
868 | 5d672980 | Iustin Pop |
|
869 | 5d672980 | Iustin Pop | @type node_list: list
|
870 | 5d672980 | Iustin Pop | @param node_list: the list of nodes to query
|
871 | 5d672980 | Iustin Pop | @type drain_flag: bool
|
872 | 5d672980 | Iustin Pop | @param drain_flag: if True, will set the drain flag, otherwise reset it.
|
873 | 5d672980 | Iustin Pop |
|
874 | 5d672980 | Iustin Pop | """
|
875 | 9a525d83 | Michael Hanselmann | return cls._StaticMultiNodeCall(node_list, "jobqueue_set_drain", |
876 | 9a525d83 | Michael Hanselmann | [drain_flag]) |
877 | 5d672980 | Iustin Pop | |
878 | 6217e295 | Iustin Pop | def call_hypervisor_validate_params(self, node_list, hvname, hvparams): |
879 | 6217e295 | Iustin Pop | """Validate the hypervisor params.
|
880 | 6217e295 | Iustin Pop |
|
881 | 6217e295 | Iustin Pop | This is a multi-node call.
|
882 | 6217e295 | Iustin Pop |
|
883 | 6217e295 | Iustin Pop | @type node_list: list
|
884 | 6217e295 | Iustin Pop | @param node_list: the list of nodes to query
|
885 | 6217e295 | Iustin Pop | @type hvname: string
|
886 | 6217e295 | Iustin Pop | @param hvname: the hypervisor name
|
887 | 6217e295 | Iustin Pop | @type hvparams: dict
|
888 | 6217e295 | Iustin Pop | @param hvparams: the hypervisor parameters to be validated
|
889 | 6217e295 | Iustin Pop |
|
890 | 6217e295 | Iustin Pop | """
|
891 | 6217e295 | Iustin Pop | cluster = self._cfg.GetClusterInfo()
|
892 | 6217e295 | Iustin Pop | hv_full = cluster.FillDict(cluster.hvparams.get(hvname, {}), hvparams) |
893 | 9a525d83 | Michael Hanselmann | return self._MultiNodeCall(node_list, "hypervisor_validate_params", |
894 | 9a525d83 | Michael Hanselmann | [hvname, hv_full]) |