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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 | a8083063 | Iustin Pop | """Script to show add a new node to the cluster
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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 | a8083063 | Iustin Pop | # pylint: disable-msg=C0103
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27 | a8083063 | Iustin Pop | |
28 | a8083063 | Iustin Pop | import os |
29 | 81010134 | Iustin Pop | import socket |
30 | 81010134 | Iustin Pop | import httplib |
31 | a8083063 | Iustin Pop | |
32 | 81010134 | Iustin Pop | import simplejson |
33 | a8083063 | Iustin Pop | |
34 | a8083063 | Iustin Pop | from ganeti import logger |
35 | a8083063 | Iustin Pop | from ganeti import utils |
36 | a8083063 | Iustin Pop | from ganeti import errors |
37 | a8083063 | Iustin Pop | from ganeti import constants |
38 | a8083063 | Iustin Pop | from ganeti import objects |
39 | a8083063 | Iustin Pop | from ganeti import ssconf |
40 | a8083063 | Iustin Pop | |
41 | a8083063 | Iustin Pop | class NodeController: |
42 | a8083063 | Iustin Pop | """Node-handling class.
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43 | a8083063 | Iustin Pop |
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44 | a8083063 | Iustin Pop | For each node that we speak with, we create an instance of this
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45 | a8083063 | Iustin Pop | class, so that we have a safe place to store the details of this
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46 | a8083063 | Iustin Pop | individual call.
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47 | a8083063 | Iustin Pop |
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48 | a8083063 | Iustin Pop | """
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49 | a8083063 | Iustin Pop | def __init__(self, parent, node): |
50 | a8083063 | Iustin Pop | self.parent = parent
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51 | a8083063 | Iustin Pop | self.node = node
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52 | 81010134 | Iustin Pop | self.failed = False |
53 | a8083063 | Iustin Pop | |
54 | 81010134 | Iustin Pop | self.http_conn = hc = httplib.HTTPConnection(node, self.parent.port) |
55 | a8083063 | Iustin Pop | try:
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56 | 81010134 | Iustin Pop | hc.connect() |
57 | 81010134 | Iustin Pop | hc.putrequest('PUT', "/%s" % self.parent.procedure, |
58 | 81010134 | Iustin Pop | skip_accept_encoding=True)
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59 | 81010134 | Iustin Pop | hc.putheader('Content-Length', str(len(parent.body))) |
60 | 81010134 | Iustin Pop | hc.endheaders() |
61 | 81010134 | Iustin Pop | hc.send(parent.body) |
62 | 81010134 | Iustin Pop | except socket.error, err:
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63 | 81010134 | Iustin Pop | logger.Error("Error connecting to %s: %s" % (node, str(err))) |
64 | 81010134 | Iustin Pop | self.failed = True |
65 | 81010134 | Iustin Pop | |
66 | 81010134 | Iustin Pop | def get_response(self): |
67 | 81010134 | Iustin Pop | """Try to process the response from the node.
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68 | a8083063 | Iustin Pop |
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69 | a8083063 | Iustin Pop | """
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70 | 81010134 | Iustin Pop | if self.failed: |
71 | 81010134 | Iustin Pop | # we already failed in connect
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72 | a8083063 | Iustin Pop | return False |
73 | 81010134 | Iustin Pop | resp = self.http_conn.getresponse()
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74 | 81010134 | Iustin Pop | if resp.status != 200: |
75 | a8083063 | Iustin Pop | return False |
76 | 81010134 | Iustin Pop | try:
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77 | 81010134 | Iustin Pop | length = int(resp.getheader('Content-Length', '0')) |
78 | 81010134 | Iustin Pop | except ValueError: |
79 | 81010134 | Iustin Pop | return False |
80 | 81010134 | Iustin Pop | if not length: |
81 | 81010134 | Iustin Pop | logger.Error("Zero-length reply from %s" % self.node) |
82 | 81010134 | Iustin Pop | return False |
83 | 81010134 | Iustin Pop | payload = resp.read(length) |
84 | 81010134 | Iustin Pop | unload = simplejson.loads(payload) |
85 | 81010134 | Iustin Pop | return unload
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86 | a8083063 | Iustin Pop | |
87 | a8083063 | Iustin Pop | |
88 | a8083063 | Iustin Pop | class Client: |
89 | a8083063 | Iustin Pop | """RPC Client class.
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90 | a8083063 | Iustin Pop |
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91 | 2f8598a5 | Alexander Schreiber | This class, given a (remote) method name, a list of parameters and a
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92 | a8083063 | Iustin Pop | list of nodes, will contact (in parallel) all nodes, and return a
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93 | a8083063 | Iustin Pop | dict of results (key: node name, value: result).
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94 | a8083063 | Iustin Pop |
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95 | a8083063 | Iustin Pop | One current bug is that generic failure is still signalled by
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96 | a8083063 | Iustin Pop | 'False' result, which is not good. This overloading of values can
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97 | a8083063 | Iustin Pop | cause bugs.
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98 | a8083063 | Iustin Pop |
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99 | a8083063 | Iustin Pop | """
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100 | a8083063 | Iustin Pop | result_set = False
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101 | a8083063 | Iustin Pop | result = False
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102 | a8083063 | Iustin Pop | allresult = [] |
103 | a8083063 | Iustin Pop | |
104 | a8083063 | Iustin Pop | def __init__(self, procedure, args): |
105 | a8083063 | Iustin Pop | ss = ssconf.SimpleStore() |
106 | a8083063 | Iustin Pop | self.port = ss.GetNodeDaemonPort()
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107 | a8083063 | Iustin Pop | self.nodepw = ss.GetNodeDaemonPassword()
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108 | a8083063 | Iustin Pop | self.nc = {}
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109 | a8083063 | Iustin Pop | self.results = {}
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110 | a8083063 | Iustin Pop | self.procedure = procedure
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111 | a8083063 | Iustin Pop | self.args = args
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112 | 81010134 | Iustin Pop | self.body = simplejson.dumps(args)
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113 | a8083063 | Iustin Pop | |
114 | a8083063 | Iustin Pop | #--- generic connector -------------
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115 | a8083063 | Iustin Pop | |
116 | a8083063 | Iustin Pop | def connect_list(self, node_list): |
117 | a8083063 | Iustin Pop | """Add a list of nodes to the target nodes.
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118 | a8083063 | Iustin Pop |
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119 | a8083063 | Iustin Pop | """
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120 | a8083063 | Iustin Pop | for node in node_list: |
121 | a8083063 | Iustin Pop | self.connect(node)
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122 | a8083063 | Iustin Pop | |
123 | a8083063 | Iustin Pop | def connect(self, connect_node): |
124 | a8083063 | Iustin Pop | """Add a node to the target list.
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125 | a8083063 | Iustin Pop |
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126 | a8083063 | Iustin Pop | """
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127 | a8083063 | Iustin Pop | self.nc[connect_node] = nc = NodeController(self, connect_node) |
128 | a8083063 | Iustin Pop | |
129 | a8083063 | Iustin Pop | def getresult(self): |
130 | a8083063 | Iustin Pop | """Return the results of the call.
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131 | a8083063 | Iustin Pop |
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132 | a8083063 | Iustin Pop | """
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133 | a8083063 | Iustin Pop | return self.results |
134 | a8083063 | Iustin Pop | |
135 | a8083063 | Iustin Pop | def run(self): |
136 | a8083063 | Iustin Pop | """Wrapper over reactor.run().
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137 | a8083063 | Iustin Pop |
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138 | a8083063 | Iustin Pop | This function simply calls reactor.run() if we have any requests
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139 | a8083063 | Iustin Pop | queued, otherwise it does nothing.
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140 | a8083063 | Iustin Pop |
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141 | a8083063 | Iustin Pop | """
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142 | 81010134 | Iustin Pop | for node, nc in self.nc.items(): |
143 | 81010134 | Iustin Pop | self.results[node] = nc.get_response()
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144 | a8083063 | Iustin Pop | |
145 | a8083063 | Iustin Pop | |
146 | a8083063 | Iustin Pop | def call_volume_list(node_list, vg_name): |
147 | a8083063 | Iustin Pop | """Gets the logical volumes present in a given volume group.
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148 | a8083063 | Iustin Pop |
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149 | a8083063 | Iustin Pop | This is a multi-node call.
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150 | a8083063 | Iustin Pop |
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151 | a8083063 | Iustin Pop | """
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152 | a8083063 | Iustin Pop | c = Client("volume_list", [vg_name])
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153 | a8083063 | Iustin Pop | c.connect_list(node_list) |
154 | a8083063 | Iustin Pop | c.run() |
155 | a8083063 | Iustin Pop | return c.getresult()
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156 | a8083063 | Iustin Pop | |
157 | a8083063 | Iustin Pop | |
158 | a8083063 | Iustin Pop | def call_vg_list(node_list): |
159 | a8083063 | Iustin Pop | """Gets the volume group list.
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160 | a8083063 | Iustin Pop |
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161 | a8083063 | Iustin Pop | This is a multi-node call.
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162 | a8083063 | Iustin Pop |
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163 | a8083063 | Iustin Pop | """
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164 | a8083063 | Iustin Pop | c = Client("vg_list", [])
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165 | a8083063 | Iustin Pop | c.connect_list(node_list) |
166 | a8083063 | Iustin Pop | c.run() |
167 | a8083063 | Iustin Pop | return c.getresult()
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168 | a8083063 | Iustin Pop | |
169 | a8083063 | Iustin Pop | |
170 | a8083063 | Iustin Pop | def call_bridges_exist(node, bridges_list): |
171 | a8083063 | Iustin Pop | """Checks if a node has all the bridges given.
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172 | a8083063 | Iustin Pop |
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173 | a8083063 | Iustin Pop | This method checks if all bridges given in the bridges_list are
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174 | a8083063 | Iustin Pop | present on the remote node, so that an instance that uses interfaces
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175 | a8083063 | Iustin Pop | on those bridges can be started.
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176 | a8083063 | Iustin Pop |
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177 | a8083063 | Iustin Pop | This is a single-node call.
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178 | a8083063 | Iustin Pop |
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179 | a8083063 | Iustin Pop | """
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180 | a8083063 | Iustin Pop | c = Client("bridges_exist", [bridges_list])
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181 | a8083063 | Iustin Pop | c.connect(node) |
182 | a8083063 | Iustin Pop | c.run() |
183 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
184 | a8083063 | Iustin Pop | |
185 | a8083063 | Iustin Pop | |
186 | a8083063 | Iustin Pop | def call_instance_start(node, instance, extra_args): |
187 | 2f8598a5 | Alexander Schreiber | """Starts an instance.
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188 | a8083063 | Iustin Pop |
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189 | a8083063 | Iustin Pop | This is a single-node call.
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190 | a8083063 | Iustin Pop |
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191 | a8083063 | Iustin Pop | """
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192 | 319856a9 | Michael Hanselmann | c = Client("instance_start", [instance.ToDict(), extra_args])
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193 | a8083063 | Iustin Pop | c.connect(node) |
194 | a8083063 | Iustin Pop | c.run() |
195 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
196 | a8083063 | Iustin Pop | |
197 | a8083063 | Iustin Pop | |
198 | a8083063 | Iustin Pop | def call_instance_shutdown(node, instance): |
199 | a8083063 | Iustin Pop | """Stops an instance.
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200 | a8083063 | Iustin Pop |
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201 | a8083063 | Iustin Pop | This is a single-node call.
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202 | a8083063 | Iustin Pop |
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203 | a8083063 | Iustin Pop | """
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204 | 319856a9 | Michael Hanselmann | c = Client("instance_shutdown", [instance.ToDict()])
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205 | a8083063 | Iustin Pop | c.connect(node) |
206 | a8083063 | Iustin Pop | c.run() |
207 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
208 | a8083063 | Iustin Pop | |
209 | a8083063 | Iustin Pop | |
210 | 007a2f3e | Alexander Schreiber | def call_instance_reboot(node, instance, reboot_type, extra_args): |
211 | 007a2f3e | Alexander Schreiber | """Reboots an instance.
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212 | 007a2f3e | Alexander Schreiber |
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213 | 007a2f3e | Alexander Schreiber | This is a single-node call.
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214 | 007a2f3e | Alexander Schreiber |
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215 | 007a2f3e | Alexander Schreiber | """
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216 | 007a2f3e | Alexander Schreiber | c = Client("instance_reboot", [instance.ToDict(), reboot_type, extra_args])
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217 | 007a2f3e | Alexander Schreiber | c.connect(node) |
218 | 007a2f3e | Alexander Schreiber | c.run() |
219 | 007a2f3e | Alexander Schreiber | return c.getresult().get(node, False) |
220 | 007a2f3e | Alexander Schreiber | |
221 | 007a2f3e | Alexander Schreiber | |
222 | a8083063 | Iustin Pop | def call_instance_os_add(node, inst, osdev, swapdev): |
223 | a8083063 | Iustin Pop | """Installs an OS on the given instance.
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224 | a8083063 | Iustin Pop |
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225 | a8083063 | Iustin Pop | This is a single-node call.
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226 | a8083063 | Iustin Pop |
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227 | a8083063 | Iustin Pop | """
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228 | 319856a9 | Michael Hanselmann | params = [inst.ToDict(), osdev, swapdev] |
229 | a8083063 | Iustin Pop | c = Client("instance_os_add", params)
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230 | a8083063 | Iustin Pop | c.connect(node) |
231 | a8083063 | Iustin Pop | c.run() |
232 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
233 | a8083063 | Iustin Pop | |
234 | a8083063 | Iustin Pop | |
235 | decd5f45 | Iustin Pop | def call_instance_run_rename(node, inst, old_name, osdev, swapdev): |
236 | decd5f45 | Iustin Pop | """Run the OS rename script for an instance.
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237 | decd5f45 | Iustin Pop |
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238 | decd5f45 | Iustin Pop | This is a single-node call.
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239 | decd5f45 | Iustin Pop |
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240 | decd5f45 | Iustin Pop | """
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241 | 319856a9 | Michael Hanselmann | params = [inst.ToDict(), old_name, osdev, swapdev] |
242 | decd5f45 | Iustin Pop | c = Client("instance_run_rename", params)
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243 | decd5f45 | Iustin Pop | c.connect(node) |
244 | decd5f45 | Iustin Pop | c.run() |
245 | decd5f45 | Iustin Pop | return c.getresult().get(node, False) |
246 | decd5f45 | Iustin Pop | |
247 | decd5f45 | Iustin Pop | |
248 | a8083063 | Iustin Pop | def call_instance_info(node, instance): |
249 | a8083063 | Iustin Pop | """Returns information about a single instance.
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250 | a8083063 | Iustin Pop |
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251 | a8083063 | Iustin Pop | This is a single-node call.
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252 | a8083063 | Iustin Pop |
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253 | a8083063 | Iustin Pop | """
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254 | a8083063 | Iustin Pop | c = Client("instance_info", [instance])
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255 | a8083063 | Iustin Pop | c.connect(node) |
256 | a8083063 | Iustin Pop | c.run() |
257 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
258 | a8083063 | Iustin Pop | |
259 | a8083063 | Iustin Pop | |
260 | a8083063 | Iustin Pop | def call_all_instances_info(node_list): |
261 | a8083063 | Iustin Pop | """Returns information about all instances on a given node.
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262 | a8083063 | Iustin Pop |
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263 | a8083063 | Iustin Pop | This is a single-node call.
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264 | a8083063 | Iustin Pop |
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265 | a8083063 | Iustin Pop | """
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266 | a8083063 | Iustin Pop | c = Client("all_instances_info", [])
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267 | a8083063 | Iustin Pop | c.connect_list(node_list) |
268 | a8083063 | Iustin Pop | c.run() |
269 | a8083063 | Iustin Pop | return c.getresult()
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270 | a8083063 | Iustin Pop | |
271 | a8083063 | Iustin Pop | |
272 | a8083063 | Iustin Pop | def call_instance_list(node_list): |
273 | a8083063 | Iustin Pop | """Returns the list of running instances on a given node.
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274 | a8083063 | Iustin Pop |
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275 | a8083063 | Iustin Pop | This is a single-node call.
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276 | a8083063 | Iustin Pop |
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277 | a8083063 | Iustin Pop | """
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278 | a8083063 | Iustin Pop | c = Client("instance_list", [])
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279 | a8083063 | Iustin Pop | c.connect_list(node_list) |
280 | a8083063 | Iustin Pop | c.run() |
281 | a8083063 | Iustin Pop | return c.getresult()
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282 | a8083063 | Iustin Pop | |
283 | a8083063 | Iustin Pop | |
284 | 16abfbc2 | Alexander Schreiber | def call_node_tcp_ping(node, source, target, port, timeout, live_port_needed): |
285 | 16abfbc2 | Alexander Schreiber | """Do a TcpPing on the remote node
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286 | 16abfbc2 | Alexander Schreiber |
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287 | 16abfbc2 | Alexander Schreiber | This is a single-node call.
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288 | 16abfbc2 | Alexander Schreiber | """
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289 | 16abfbc2 | Alexander Schreiber | c = Client("node_tcp_ping", [source, target, port, timeout,
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290 | 16abfbc2 | Alexander Schreiber | live_port_needed]) |
291 | 16abfbc2 | Alexander Schreiber | c.connect(node) |
292 | 16abfbc2 | Alexander Schreiber | c.run() |
293 | 16abfbc2 | Alexander Schreiber | return c.getresult().get(node, False) |
294 | 16abfbc2 | Alexander Schreiber | |
295 | 16abfbc2 | Alexander Schreiber | |
296 | a8083063 | Iustin Pop | def call_node_info(node_list, vg_name): |
297 | a8083063 | Iustin Pop | """Return node information.
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298 | a8083063 | Iustin Pop |
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299 | a8083063 | Iustin Pop | This will return memory information and volume group size and free
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300 | a8083063 | Iustin Pop | space.
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301 | a8083063 | Iustin Pop |
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302 | a8083063 | Iustin Pop | This is a multi-node call.
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303 | a8083063 | Iustin Pop |
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304 | a8083063 | Iustin Pop | """
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305 | a8083063 | Iustin Pop | c = Client("node_info", [vg_name])
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306 | a8083063 | Iustin Pop | c.connect_list(node_list) |
307 | a8083063 | Iustin Pop | c.run() |
308 | a8083063 | Iustin Pop | retux = c.getresult() |
309 | a8083063 | Iustin Pop | |
310 | a8083063 | Iustin Pop | for node_name in retux: |
311 | a8083063 | Iustin Pop | ret = retux.get(node_name, False)
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312 | a8083063 | Iustin Pop | if type(ret) != dict: |
313 | a8083063 | Iustin Pop | logger.Error("could not connect to node %s" % (node_name))
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314 | a8083063 | Iustin Pop | ret = {} |
315 | a8083063 | Iustin Pop | |
316 | a8083063 | Iustin Pop | utils.CheckDict(ret, |
317 | a8083063 | Iustin Pop | { 'memory_total' : '-', |
318 | a8083063 | Iustin Pop | 'memory_dom0' : '-', |
319 | a8083063 | Iustin Pop | 'memory_free' : '-', |
320 | a8083063 | Iustin Pop | 'vg_size' : 'node_unreachable', |
321 | a8083063 | Iustin Pop | 'vg_free' : '-' }, |
322 | a8083063 | Iustin Pop | "call_node_info",
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323 | a8083063 | Iustin Pop | ) |
324 | a8083063 | Iustin Pop | return retux
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325 | a8083063 | Iustin Pop | |
326 | a8083063 | Iustin Pop | |
327 | a8083063 | Iustin Pop | def call_node_add(node, dsa, dsapub, rsa, rsapub, ssh, sshpub): |
328 | a8083063 | Iustin Pop | """Add a node to the cluster.
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329 | a8083063 | Iustin Pop |
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330 | a8083063 | Iustin Pop | This is a single-node call.
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331 | a8083063 | Iustin Pop |
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332 | a8083063 | Iustin Pop | """
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333 | a8083063 | Iustin Pop | params = [dsa, dsapub, rsa, rsapub, ssh, sshpub] |
334 | a8083063 | Iustin Pop | c = Client("node_add", params)
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335 | a8083063 | Iustin Pop | c.connect(node) |
336 | a8083063 | Iustin Pop | c.run() |
337 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
338 | a8083063 | Iustin Pop | |
339 | a8083063 | Iustin Pop | |
340 | a8083063 | Iustin Pop | def call_node_verify(node_list, checkdict): |
341 | a8083063 | Iustin Pop | """Request verification of given parameters.
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342 | a8083063 | Iustin Pop |
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343 | a8083063 | Iustin Pop | This is a multi-node call.
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344 | a8083063 | Iustin Pop |
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345 | a8083063 | Iustin Pop | """
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346 | a8083063 | Iustin Pop | c = Client("node_verify", [checkdict])
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347 | a8083063 | Iustin Pop | c.connect_list(node_list) |
348 | a8083063 | Iustin Pop | c.run() |
349 | a8083063 | Iustin Pop | return c.getresult()
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350 | a8083063 | Iustin Pop | |
351 | a8083063 | Iustin Pop | |
352 | a8083063 | Iustin Pop | def call_node_start_master(node): |
353 | a8083063 | Iustin Pop | """Tells a node to activate itself as a master.
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354 | a8083063 | Iustin Pop |
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355 | a8083063 | Iustin Pop | This is a single-node call.
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356 | a8083063 | Iustin Pop |
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357 | a8083063 | Iustin Pop | """
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358 | a8083063 | Iustin Pop | c = Client("node_start_master", [])
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359 | a8083063 | Iustin Pop | c.connect(node) |
360 | a8083063 | Iustin Pop | c.run() |
361 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
362 | a8083063 | Iustin Pop | |
363 | a8083063 | Iustin Pop | |
364 | a8083063 | Iustin Pop | def call_node_stop_master(node): |
365 | a8083063 | Iustin Pop | """Tells a node to demote itself from master status.
|
366 | a8083063 | Iustin Pop |
|
367 | a8083063 | Iustin Pop | This is a single-node call.
|
368 | a8083063 | Iustin Pop |
|
369 | a8083063 | Iustin Pop | """
|
370 | a8083063 | Iustin Pop | c = Client("node_stop_master", [])
|
371 | a8083063 | Iustin Pop | c.connect(node) |
372 | a8083063 | Iustin Pop | c.run() |
373 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
374 | a8083063 | Iustin Pop | |
375 | a8083063 | Iustin Pop | |
376 | a8083063 | Iustin Pop | def call_version(node_list): |
377 | a8083063 | Iustin Pop | """Query node version.
|
378 | a8083063 | Iustin Pop |
|
379 | a8083063 | Iustin Pop | This is a multi-node call.
|
380 | a8083063 | Iustin Pop |
|
381 | a8083063 | Iustin Pop | """
|
382 | a8083063 | Iustin Pop | c = Client("version", [])
|
383 | a8083063 | Iustin Pop | c.connect_list(node_list) |
384 | a8083063 | Iustin Pop | c.run() |
385 | a8083063 | Iustin Pop | return c.getresult()
|
386 | a8083063 | Iustin Pop | |
387 | a8083063 | Iustin Pop | |
388 | 3f78eef2 | Iustin Pop | def call_blockdev_create(node, bdev, size, owner, on_primary, info): |
389 | a8083063 | Iustin Pop | """Request creation of a given block device.
|
390 | a8083063 | Iustin Pop |
|
391 | a8083063 | Iustin Pop | This is a single-node call.
|
392 | a8083063 | Iustin Pop |
|
393 | a8083063 | Iustin Pop | """
|
394 | 3f78eef2 | Iustin Pop | params = [bdev.ToDict(), size, owner, on_primary, info] |
395 | a8083063 | Iustin Pop | c = Client("blockdev_create", params)
|
396 | a8083063 | Iustin Pop | c.connect(node) |
397 | a8083063 | Iustin Pop | c.run() |
398 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
399 | a8083063 | Iustin Pop | |
400 | a8083063 | Iustin Pop | |
401 | a8083063 | Iustin Pop | def call_blockdev_remove(node, bdev): |
402 | a8083063 | Iustin Pop | """Request removal of a given block device.
|
403 | a8083063 | Iustin Pop |
|
404 | a8083063 | Iustin Pop | This is a single-node call.
|
405 | a8083063 | Iustin Pop |
|
406 | a8083063 | Iustin Pop | """
|
407 | 319856a9 | Michael Hanselmann | c = Client("blockdev_remove", [bdev.ToDict()])
|
408 | a8083063 | Iustin Pop | c.connect(node) |
409 | a8083063 | Iustin Pop | c.run() |
410 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
411 | a8083063 | Iustin Pop | |
412 | a8083063 | Iustin Pop | |
413 | f3e513ad | Iustin Pop | def call_blockdev_rename(node, devlist): |
414 | f3e513ad | Iustin Pop | """Request rename of the given block devices.
|
415 | f3e513ad | Iustin Pop |
|
416 | f3e513ad | Iustin Pop | This is a single-node call.
|
417 | f3e513ad | Iustin Pop |
|
418 | f3e513ad | Iustin Pop | """
|
419 | f3e513ad | Iustin Pop | params = [(d.ToDict(), uid) for d, uid in devlist] |
420 | f3e513ad | Iustin Pop | c = Client("blockdev_rename", params)
|
421 | f3e513ad | Iustin Pop | c.connect(node) |
422 | f3e513ad | Iustin Pop | c.run() |
423 | f3e513ad | Iustin Pop | return c.getresult().get(node, False) |
424 | f3e513ad | Iustin Pop | |
425 | f3e513ad | Iustin Pop | |
426 | 3f78eef2 | Iustin Pop | def call_blockdev_assemble(node, disk, owner, on_primary): |
427 | a8083063 | Iustin Pop | """Request assembling of a given block device.
|
428 | a8083063 | Iustin Pop |
|
429 | a8083063 | Iustin Pop | This is a single-node call.
|
430 | a8083063 | Iustin Pop |
|
431 | a8083063 | Iustin Pop | """
|
432 | 3f78eef2 | Iustin Pop | params = [disk.ToDict(), owner, on_primary] |
433 | a8083063 | Iustin Pop | c = Client("blockdev_assemble", params)
|
434 | a8083063 | Iustin Pop | c.connect(node) |
435 | a8083063 | Iustin Pop | c.run() |
436 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
437 | a8083063 | Iustin Pop | |
438 | a8083063 | Iustin Pop | |
439 | a8083063 | Iustin Pop | def call_blockdev_shutdown(node, disk): |
440 | a8083063 | Iustin Pop | """Request shutdown of a given block device.
|
441 | a8083063 | Iustin Pop |
|
442 | a8083063 | Iustin Pop | This is a single-node call.
|
443 | a8083063 | Iustin Pop |
|
444 | a8083063 | Iustin Pop | """
|
445 | 319856a9 | Michael Hanselmann | c = Client("blockdev_shutdown", [disk.ToDict()])
|
446 | a8083063 | Iustin Pop | c.connect(node) |
447 | a8083063 | Iustin Pop | c.run() |
448 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
449 | a8083063 | Iustin Pop | |
450 | a8083063 | Iustin Pop | |
451 | 153d9724 | Iustin Pop | def call_blockdev_addchildren(node, bdev, ndevs): |
452 | 153d9724 | Iustin Pop | """Request adding a list of children to a (mirroring) device.
|
453 | a8083063 | Iustin Pop |
|
454 | a8083063 | Iustin Pop | This is a single-node call.
|
455 | a8083063 | Iustin Pop |
|
456 | a8083063 | Iustin Pop | """
|
457 | 153d9724 | Iustin Pop | params = [bdev.ToDict(), [disk.ToDict() for disk in ndevs]] |
458 | 153d9724 | Iustin Pop | c = Client("blockdev_addchildren", params)
|
459 | a8083063 | Iustin Pop | c.connect(node) |
460 | a8083063 | Iustin Pop | c.run() |
461 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
462 | a8083063 | Iustin Pop | |
463 | a8083063 | Iustin Pop | |
464 | 153d9724 | Iustin Pop | def call_blockdev_removechildren(node, bdev, ndevs): |
465 | 153d9724 | Iustin Pop | """Request removing a list of children from a (mirroring) device.
|
466 | a8083063 | Iustin Pop |
|
467 | a8083063 | Iustin Pop | This is a single-node call.
|
468 | a8083063 | Iustin Pop |
|
469 | a8083063 | Iustin Pop | """
|
470 | 153d9724 | Iustin Pop | params = [bdev.ToDict(), [disk.ToDict() for disk in ndevs]] |
471 | 153d9724 | Iustin Pop | c = Client("blockdev_removechildren", params)
|
472 | a8083063 | Iustin Pop | c.connect(node) |
473 | a8083063 | Iustin Pop | c.run() |
474 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
475 | a8083063 | Iustin Pop | |
476 | a8083063 | Iustin Pop | |
477 | a8083063 | Iustin Pop | def call_blockdev_getmirrorstatus(node, disks): |
478 | a8083063 | Iustin Pop | """Request status of a (mirroring) device.
|
479 | a8083063 | Iustin Pop |
|
480 | a8083063 | Iustin Pop | This is a single-node call.
|
481 | a8083063 | Iustin Pop |
|
482 | a8083063 | Iustin Pop | """
|
483 | 319856a9 | Michael Hanselmann | params = [dsk.ToDict() for dsk in disks] |
484 | a8083063 | Iustin Pop | c = Client("blockdev_getmirrorstatus", params)
|
485 | a8083063 | Iustin Pop | c.connect(node) |
486 | a8083063 | Iustin Pop | c.run() |
487 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
488 | a8083063 | Iustin Pop | |
489 | a8083063 | Iustin Pop | |
490 | a8083063 | Iustin Pop | def call_blockdev_find(node, disk): |
491 | a8083063 | Iustin Pop | """Request identification of a given block device.
|
492 | a8083063 | Iustin Pop |
|
493 | a8083063 | Iustin Pop | This is a single-node call.
|
494 | a8083063 | Iustin Pop |
|
495 | a8083063 | Iustin Pop | """
|
496 | 319856a9 | Michael Hanselmann | c = Client("blockdev_find", [disk.ToDict()])
|
497 | a8083063 | Iustin Pop | c.connect(node) |
498 | a8083063 | Iustin Pop | c.run() |
499 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
500 | a8083063 | Iustin Pop | |
501 | a8083063 | Iustin Pop | |
502 | a8083063 | Iustin Pop | def call_upload_file(node_list, file_name): |
503 | a8083063 | Iustin Pop | """Upload a file.
|
504 | a8083063 | Iustin Pop |
|
505 | a8083063 | Iustin Pop | The node will refuse the operation in case the file is not on the
|
506 | a8083063 | Iustin Pop | approved file list.
|
507 | a8083063 | Iustin Pop |
|
508 | a8083063 | Iustin Pop | This is a multi-node call.
|
509 | a8083063 | Iustin Pop |
|
510 | a8083063 | Iustin Pop | """
|
511 | a8083063 | Iustin Pop | fh = file(file_name)
|
512 | a8083063 | Iustin Pop | try:
|
513 | a8083063 | Iustin Pop | data = fh.read() |
514 | a8083063 | Iustin Pop | finally:
|
515 | a8083063 | Iustin Pop | fh.close() |
516 | a8083063 | Iustin Pop | st = os.stat(file_name) |
517 | a8083063 | Iustin Pop | params = [file_name, data, st.st_mode, st.st_uid, st.st_gid, |
518 | a8083063 | Iustin Pop | st.st_atime, st.st_mtime] |
519 | a8083063 | Iustin Pop | c = Client("upload_file", params)
|
520 | a8083063 | Iustin Pop | c.connect_list(node_list) |
521 | a8083063 | Iustin Pop | c.run() |
522 | a8083063 | Iustin Pop | return c.getresult()
|
523 | a8083063 | Iustin Pop | |
524 | a8083063 | Iustin Pop | |
525 | a8083063 | Iustin Pop | def call_os_diagnose(node_list): |
526 | a8083063 | Iustin Pop | """Request a diagnose of OS definitions.
|
527 | a8083063 | Iustin Pop |
|
528 | a8083063 | Iustin Pop | This is a multi-node call.
|
529 | a8083063 | Iustin Pop |
|
530 | a8083063 | Iustin Pop | """
|
531 | a8083063 | Iustin Pop | c = Client("os_diagnose", [])
|
532 | a8083063 | Iustin Pop | c.connect_list(node_list) |
533 | a8083063 | Iustin Pop | c.run() |
534 | a8083063 | Iustin Pop | result = c.getresult() |
535 | a8083063 | Iustin Pop | new_result = {} |
536 | a8083063 | Iustin Pop | for node_name in result: |
537 | a8083063 | Iustin Pop | if result[node_name]:
|
538 | 4e679f11 | Guido Trotter | nr = [objects.OS.FromDict(oss) for oss in result[node_name]] |
539 | 4e679f11 | Guido Trotter | else:
|
540 | 4e679f11 | Guido Trotter | nr = [] |
541 | a8083063 | Iustin Pop | new_result[node_name] = nr |
542 | a8083063 | Iustin Pop | return new_result
|
543 | a8083063 | Iustin Pop | |
544 | a8083063 | Iustin Pop | |
545 | 00fe9e38 | Guido Trotter | def call_os_get(node, name): |
546 | a8083063 | Iustin Pop | """Returns an OS definition.
|
547 | a8083063 | Iustin Pop |
|
548 | 00fe9e38 | Guido Trotter | This is a single-node call.
|
549 | a8083063 | Iustin Pop |
|
550 | a8083063 | Iustin Pop | """
|
551 | a8083063 | Iustin Pop | c = Client("os_get", [name])
|
552 | 00fe9e38 | Guido Trotter | c.connect(node) |
553 | a8083063 | Iustin Pop | c.run() |
554 | 00fe9e38 | Guido Trotter | result = c.getresult().get(node, False)
|
555 | 00fe9e38 | Guido Trotter | if isinstance(result, dict): |
556 | dfa96ded | Guido Trotter | return objects.OS.FromDict(result)
|
557 | 00fe9e38 | Guido Trotter | else:
|
558 | dfa96ded | Guido Trotter | return result
|
559 | a8083063 | Iustin Pop | |
560 | a8083063 | Iustin Pop | |
561 | a8083063 | Iustin Pop | def call_hooks_runner(node_list, hpath, phase, env): |
562 | a8083063 | Iustin Pop | """Call the hooks runner.
|
563 | a8083063 | Iustin Pop |
|
564 | a8083063 | Iustin Pop | Args:
|
565 | a8083063 | Iustin Pop | - op: the OpCode instance
|
566 | a8083063 | Iustin Pop | - env: a dictionary with the environment
|
567 | a8083063 | Iustin Pop |
|
568 | a8083063 | Iustin Pop | This is a multi-node call.
|
569 | a8083063 | Iustin Pop |
|
570 | a8083063 | Iustin Pop | """
|
571 | a8083063 | Iustin Pop | params = [hpath, phase, env] |
572 | a8083063 | Iustin Pop | c = Client("hooks_runner", params)
|
573 | a8083063 | Iustin Pop | c.connect_list(node_list) |
574 | a8083063 | Iustin Pop | c.run() |
575 | a8083063 | Iustin Pop | result = c.getresult() |
576 | a8083063 | Iustin Pop | return result
|
577 | a8083063 | Iustin Pop | |
578 | a8083063 | Iustin Pop | |
579 | a8083063 | Iustin Pop | def call_blockdev_snapshot(node, cf_bdev): |
580 | a8083063 | Iustin Pop | """Request a snapshot of the given block device.
|
581 | a8083063 | Iustin Pop |
|
582 | a8083063 | Iustin Pop | This is a single-node call.
|
583 | a8083063 | Iustin Pop |
|
584 | a8083063 | Iustin Pop | """
|
585 | 319856a9 | Michael Hanselmann | c = Client("blockdev_snapshot", [cf_bdev.ToDict()])
|
586 | a8083063 | Iustin Pop | c.connect(node) |
587 | a8083063 | Iustin Pop | c.run() |
588 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
589 | a8083063 | Iustin Pop | |
590 | a8083063 | Iustin Pop | |
591 | a8083063 | Iustin Pop | def call_snapshot_export(node, snap_bdev, dest_node, instance): |
592 | a8083063 | Iustin Pop | """Request the export of a given snapshot.
|
593 | a8083063 | Iustin Pop |
|
594 | a8083063 | Iustin Pop | This is a single-node call.
|
595 | a8083063 | Iustin Pop |
|
596 | a8083063 | Iustin Pop | """
|
597 | 319856a9 | Michael Hanselmann | params = [snap_bdev.ToDict(), dest_node, instance.ToDict()] |
598 | a8083063 | Iustin Pop | c = Client("snapshot_export", params)
|
599 | a8083063 | Iustin Pop | c.connect(node) |
600 | a8083063 | Iustin Pop | c.run() |
601 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
602 | a8083063 | Iustin Pop | |
603 | a8083063 | Iustin Pop | |
604 | a8083063 | Iustin Pop | def call_finalize_export(node, instance, snap_disks): |
605 | a8083063 | Iustin Pop | """Request the completion of an export operation.
|
606 | a8083063 | Iustin Pop |
|
607 | a8083063 | Iustin Pop | This writes the export config file, etc.
|
608 | a8083063 | Iustin Pop |
|
609 | a8083063 | Iustin Pop | This is a single-node call.
|
610 | a8083063 | Iustin Pop |
|
611 | a8083063 | Iustin Pop | """
|
612 | a8083063 | Iustin Pop | flat_disks = [] |
613 | a8083063 | Iustin Pop | for disk in snap_disks: |
614 | 319856a9 | Michael Hanselmann | flat_disks.append(disk.ToDict()) |
615 | 319856a9 | Michael Hanselmann | params = [instance.ToDict(), flat_disks] |
616 | a8083063 | Iustin Pop | c = Client("finalize_export", params)
|
617 | a8083063 | Iustin Pop | c.connect(node) |
618 | a8083063 | Iustin Pop | c.run() |
619 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
620 | a8083063 | Iustin Pop | |
621 | a8083063 | Iustin Pop | |
622 | a8083063 | Iustin Pop | def call_export_info(node, path): |
623 | a8083063 | Iustin Pop | """Queries the export information in a given path.
|
624 | a8083063 | Iustin Pop |
|
625 | a8083063 | Iustin Pop | This is a single-node call.
|
626 | a8083063 | Iustin Pop |
|
627 | a8083063 | Iustin Pop | """
|
628 | a8083063 | Iustin Pop | c = Client("export_info", [path])
|
629 | a8083063 | Iustin Pop | c.connect(node) |
630 | a8083063 | Iustin Pop | c.run() |
631 | a8083063 | Iustin Pop | result = c.getresult().get(node, False)
|
632 | a8083063 | Iustin Pop | if not result: |
633 | a8083063 | Iustin Pop | return result
|
634 | a8083063 | Iustin Pop | return objects.SerializableConfigParser.Loads(result)
|
635 | a8083063 | Iustin Pop | |
636 | a8083063 | Iustin Pop | |
637 | a8083063 | Iustin Pop | def call_instance_os_import(node, inst, osdev, swapdev, src_node, src_image): |
638 | a8083063 | Iustin Pop | """Request the import of a backup into an instance.
|
639 | a8083063 | Iustin Pop |
|
640 | a8083063 | Iustin Pop | This is a single-node call.
|
641 | a8083063 | Iustin Pop |
|
642 | a8083063 | Iustin Pop | """
|
643 | 319856a9 | Michael Hanselmann | params = [inst.ToDict(), osdev, swapdev, src_node, src_image] |
644 | a8083063 | Iustin Pop | c = Client("instance_os_import", params)
|
645 | a8083063 | Iustin Pop | c.connect(node) |
646 | a8083063 | Iustin Pop | c.run() |
647 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
648 | a8083063 | Iustin Pop | |
649 | a8083063 | Iustin Pop | |
650 | a8083063 | Iustin Pop | def call_export_list(node_list): |
651 | a8083063 | Iustin Pop | """Gets the stored exports list.
|
652 | a8083063 | Iustin Pop |
|
653 | a8083063 | Iustin Pop | This is a multi-node call.
|
654 | a8083063 | Iustin Pop |
|
655 | a8083063 | Iustin Pop | """
|
656 | a8083063 | Iustin Pop | c = Client("export_list", [])
|
657 | a8083063 | Iustin Pop | c.connect_list(node_list) |
658 | a8083063 | Iustin Pop | c.run() |
659 | a8083063 | Iustin Pop | result = c.getresult() |
660 | a8083063 | Iustin Pop | return result
|
661 | a8083063 | Iustin Pop | |
662 | a8083063 | Iustin Pop | |
663 | a8083063 | Iustin Pop | def call_export_remove(node, export): |
664 | a8083063 | Iustin Pop | """Requests removal of a given export.
|
665 | a8083063 | Iustin Pop |
|
666 | a8083063 | Iustin Pop | This is a single-node call.
|
667 | a8083063 | Iustin Pop |
|
668 | a8083063 | Iustin Pop | """
|
669 | a8083063 | Iustin Pop | c = Client("export_remove", [export])
|
670 | a8083063 | Iustin Pop | c.connect(node) |
671 | a8083063 | Iustin Pop | c.run() |
672 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
673 | a8083063 | Iustin Pop | |
674 | a8083063 | Iustin Pop | |
675 | a8083063 | Iustin Pop | def call_node_leave_cluster(node): |
676 | a8083063 | Iustin Pop | """Requests a node to clean the cluster information it has.
|
677 | a8083063 | Iustin Pop |
|
678 | a8083063 | Iustin Pop | This will remove the configuration information from the ganeti data
|
679 | a8083063 | Iustin Pop | dir.
|
680 | a8083063 | Iustin Pop |
|
681 | a8083063 | Iustin Pop | This is a single-node call.
|
682 | a8083063 | Iustin Pop |
|
683 | a8083063 | Iustin Pop | """
|
684 | a8083063 | Iustin Pop | c = Client("node_leave_cluster", [])
|
685 | a8083063 | Iustin Pop | c.connect(node) |
686 | a8083063 | Iustin Pop | c.run() |
687 | a8083063 | Iustin Pop | return c.getresult().get(node, False) |
688 | dcb93971 | Michael Hanselmann | |
689 | dcb93971 | Michael Hanselmann | |
690 | dcb93971 | Michael Hanselmann | def call_node_volumes(node_list): |
691 | dcb93971 | Michael Hanselmann | """Gets all volumes on node(s).
|
692 | dcb93971 | Michael Hanselmann |
|
693 | dcb93971 | Michael Hanselmann | This is a multi-node call.
|
694 | dcb93971 | Michael Hanselmann |
|
695 | dcb93971 | Michael Hanselmann | """
|
696 | dcb93971 | Michael Hanselmann | c = Client("node_volumes", [])
|
697 | dcb93971 | Michael Hanselmann | c.connect_list(node_list) |
698 | dcb93971 | Michael Hanselmann | c.run() |
699 | dcb93971 | Michael Hanselmann | return c.getresult()
|
700 | 06009e27 | Iustin Pop | |
701 | 06009e27 | Iustin Pop | |
702 | 06009e27 | Iustin Pop | def call_test_delay(node_list, duration): |
703 | 06009e27 | Iustin Pop | """Sleep for a fixed time on given node(s).
|
704 | 06009e27 | Iustin Pop |
|
705 | 06009e27 | Iustin Pop | This is a multi-node call.
|
706 | 06009e27 | Iustin Pop |
|
707 | 06009e27 | Iustin Pop | """
|
708 | 06009e27 | Iustin Pop | c = Client("test_delay", [duration])
|
709 | 06009e27 | Iustin Pop | c.connect_list(node_list) |
710 | 06009e27 | Iustin Pop | c.run() |
711 | 06009e27 | Iustin Pop | return c.getresult() |