root / lib / client / gnt_backup.py @ eb28ecf6
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1 | 02266fe0 | Michael Hanselmann | #
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2 | dd4b1106 | Iustin Pop | #
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3 | dd4b1106 | Iustin Pop | |
4 | db5a8a2d | Iustin Pop | # Copyright (C) 2006, 2007, 2010 Google Inc.
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5 | dd4b1106 | Iustin Pop | #
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6 | dd4b1106 | Iustin Pop | # This program is free software; you can redistribute it and/or modify
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7 | dd4b1106 | Iustin Pop | # it under the terms of the GNU General Public License as published by
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8 | dd4b1106 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or
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9 | dd4b1106 | Iustin Pop | # (at your option) any later version.
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10 | dd4b1106 | Iustin Pop | #
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11 | dd4b1106 | Iustin Pop | # This program is distributed in the hope that it will be useful, but
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12 | dd4b1106 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of
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13 | dd4b1106 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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14 | dd4b1106 | Iustin Pop | # General Public License for more details.
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15 | dd4b1106 | Iustin Pop | #
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16 | dd4b1106 | Iustin Pop | # You should have received a copy of the GNU General Public License
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17 | dd4b1106 | Iustin Pop | # along with this program; if not, write to the Free Software
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18 | dd4b1106 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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19 | dd4b1106 | Iustin Pop | # 02110-1301, USA.
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20 | dd4b1106 | Iustin Pop | |
21 | 7260cfbe | Iustin Pop | """Backup related commands"""
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22 | dd4b1106 | Iustin Pop | |
23 | 2d54e29c | Iustin Pop | # pylint: disable-msg=W0401,W0613,W0614,C0103
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24 | 2f79bd34 | Iustin Pop | # W0401: Wildcard import ganeti.cli
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25 | 2d54e29c | Iustin Pop | # W0613: Unused argument, since all functions follow the same API
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26 | 2f79bd34 | Iustin Pop | # W0614: Unused import %s from wildcard import (since we need cli)
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27 | 7260cfbe | Iustin Pop | # C0103: Invalid name gnt-backup
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28 | 2f79bd34 | Iustin Pop | |
29 | dd4b1106 | Iustin Pop | from ganeti.cli import * |
30 | dd4b1106 | Iustin Pop | from ganeti import opcodes |
31 | dd4b1106 | Iustin Pop | from ganeti import constants |
32 | bc696589 | Michael Hanselmann | from ganeti import errors |
33 | dd4b1106 | Iustin Pop | |
34 | 7c0d6283 | Michael Hanselmann | |
35 | e1d2aa39 | Alexander Schreiber | _VALUE_TRUE = "true"
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36 | e1d2aa39 | Alexander Schreiber | |
37 | a8005e17 | Michael Hanselmann | |
38 | dd4b1106 | Iustin Pop | def PrintExportList(opts, args): |
39 | dd4b1106 | Iustin Pop | """Prints a list of all the exported system images.
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40 | dd4b1106 | Iustin Pop |
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41 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user
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42 | 48de3413 | Iustin Pop | @type args: list
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43 | 48de3413 | Iustin Pop | @param args: should be an empty list
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44 | 48de3413 | Iustin Pop | @rtype: int
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45 | 48de3413 | Iustin Pop | @return: the desired exit code
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46 | dd4b1106 | Iustin Pop |
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47 | dd4b1106 | Iustin Pop | """
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48 | 77921a95 | Iustin Pop | exports = GetClient().QueryExports(opts.nodes, False)
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49 | d70b3058 | Iustin Pop | retcode = 0
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50 | dd4b1106 | Iustin Pop | for node in exports: |
51 | 3a24c527 | Iustin Pop | ToStdout("Node: %s", node)
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52 | 3a24c527 | Iustin Pop | ToStdout("Exports:")
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53 | 461f0538 | Guido Trotter | if isinstance(exports[node], list): |
54 | 461f0538 | Guido Trotter | for instance_name in exports[node]: |
55 | 3a24c527 | Iustin Pop | ToStdout("\t%s", instance_name)
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56 | 461f0538 | Guido Trotter | else:
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57 | 3a24c527 | Iustin Pop | ToStdout(" Could not get exports list")
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58 | d70b3058 | Iustin Pop | retcode = 1
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59 | d70b3058 | Iustin Pop | return retcode
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60 | dd4b1106 | Iustin Pop | |
61 | dd4b1106 | Iustin Pop | |
62 | dd4b1106 | Iustin Pop | def ExportInstance(opts, args): |
63 | dd4b1106 | Iustin Pop | """Export an instance to an image in the cluster.
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64 | dd4b1106 | Iustin Pop |
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65 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user
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66 | 48de3413 | Iustin Pop | @type args: list
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67 | 48de3413 | Iustin Pop | @param args: should contain only one element, the name
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68 | 48de3413 | Iustin Pop | of the instance to be exported
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69 | 48de3413 | Iustin Pop | @rtype: int
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70 | 48de3413 | Iustin Pop | @return: the desired exit code
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71 | dd4b1106 | Iustin Pop |
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72 | dd4b1106 | Iustin Pop | """
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73 | 8d8d650c | Michael Hanselmann | ignore_remove_failures = opts.ignore_remove_failures |
74 | 8d8d650c | Michael Hanselmann | |
75 | bc696589 | Michael Hanselmann | if not opts.node: |
76 | 5ec4b9d2 | Michael Hanselmann | raise errors.OpPrereqError("Target node must be specified", |
77 | 5ec4b9d2 | Michael Hanselmann | errors.ECODE_INVAL) |
78 | bc696589 | Michael Hanselmann | |
79 | dd4b1106 | Iustin Pop | op = opcodes.OpExportInstance(instance_name=args[0],
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80 | dd4b1106 | Iustin Pop | target_node=opts.node, |
81 | 17c3f802 | Guido Trotter | shutdown=opts.shutdown, |
82 | 8d8d650c | Michael Hanselmann | shutdown_timeout=opts.shutdown_timeout, |
83 | 8d8d650c | Michael Hanselmann | remove_instance=opts.remove_instance, |
84 | 8d8d650c | Michael Hanselmann | ignore_remove_failures=ignore_remove_failures) |
85 | dd4b1106 | Iustin Pop | |
86 | 44247302 | Iustin Pop | SubmitOpCode(op, opts=opts) |
87 | 44247302 | Iustin Pop | return 0 |
88 | 60d49723 | Michael Hanselmann | |
89 | 8d8d650c | Michael Hanselmann | |
90 | dd4b1106 | Iustin Pop | def ImportInstance(opts, args): |
91 | dd4b1106 | Iustin Pop | """Add an instance to the cluster.
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92 | dd4b1106 | Iustin Pop |
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93 | d77490c5 | Iustin Pop | This is just a wrapper over GenericInstanceCreate.
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94 | dd4b1106 | Iustin Pop |
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95 | dd4b1106 | Iustin Pop | """
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96 | d77490c5 | Iustin Pop | return GenericInstanceCreate(constants.INSTANCE_IMPORT, opts, args)
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97 | dd4b1106 | Iustin Pop | |
98 | dd4b1106 | Iustin Pop | |
99 | 9ac99fda | Guido Trotter | def RemoveExport(opts, args): |
100 | 9ac99fda | Guido Trotter | """Remove an export from the cluster.
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101 | 9ac99fda | Guido Trotter |
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102 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user
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103 | 48de3413 | Iustin Pop | @type args: list
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104 | 48de3413 | Iustin Pop | @param args: should contain only one element, the name of the
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105 | 48de3413 | Iustin Pop | instance whose backup should be removed
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106 | 48de3413 | Iustin Pop | @rtype: int
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107 | 48de3413 | Iustin Pop | @return: the desired exit code
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108 | 9ac99fda | Guido Trotter |
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109 | 9ac99fda | Guido Trotter | """
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110 | 9ac99fda | Guido Trotter | op = opcodes.OpRemoveExport(instance_name=args[0])
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111 | 9ac99fda | Guido Trotter | |
112 | 400ca2f7 | Iustin Pop | SubmitOpCode(op, opts=opts) |
113 | 9ac99fda | Guido Trotter | return 0 |
114 | 9ac99fda | Guido Trotter | |
115 | 9ac99fda | Guido Trotter | |
116 | dd4b1106 | Iustin Pop | # this is defined separately due to readability only
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117 | dd4b1106 | Iustin Pop | import_opts = [ |
118 | e588764d | Iustin Pop | IDENTIFY_DEFAULTS_OPT, |
119 | df62e5db | Iustin Pop | SRC_DIR_OPT, |
120 | df62e5db | Iustin Pop | SRC_NODE_OPT, |
121 | dd4b1106 | Iustin Pop | ] |
122 | dd4b1106 | Iustin Pop | |
123 | 8d8d650c | Michael Hanselmann | |
124 | dd4b1106 | Iustin Pop | commands = { |
125 | 6ea815cf | Iustin Pop | 'list': (
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126 | 6ea815cf | Iustin Pop | PrintExportList, ARGS_NONE, |
127 | 064c21f8 | Iustin Pop | [NODE_LIST_OPT], |
128 | 6ea815cf | Iustin Pop | "", "Lists instance exports available in the ganeti cluster"), |
129 | 6ea815cf | Iustin Pop | 'export': (
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130 | 6ea815cf | Iustin Pop | ExportInstance, ARGS_ONE_INSTANCE, |
131 | 8d8d650c | Michael Hanselmann | [FORCE_OPT, SINGLE_NODE_OPT, NOSHUTDOWN_OPT, SHUTDOWN_TIMEOUT_OPT, |
132 | aa06f8c6 | Michael Hanselmann | REMOVE_INSTANCE_OPT, IGNORE_REMOVE_FAILURES_OPT, DRY_RUN_OPT, |
133 | aa06f8c6 | Michael Hanselmann | PRIORITY_OPT], |
134 | 6ea815cf | Iustin Pop | "-n <target_node> [opts...] <name>",
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135 | 6ea815cf | Iustin Pop | "Exports an instance to an image"),
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136 | 6ea815cf | Iustin Pop | 'import': (
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137 | eb28ecf6 | Guido Trotter | ImportInstance, ARGS_ONE_INSTANCE, COMMON_CREATE_OPTS + import_opts, |
138 | 6ea815cf | Iustin Pop | "[...] -t disk-type -n node[:secondary-node] <name>",
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139 | 6ea815cf | Iustin Pop | "Imports an instance from an exported image"),
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140 | 6ea815cf | Iustin Pop | 'remove': (
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141 | aa06f8c6 | Michael Hanselmann | RemoveExport, [ArgUnknown(min=1, max=1)], [DRY_RUN_OPT, PRIORITY_OPT], |
142 | 6ea815cf | Iustin Pop | "<name>", "Remove exports of named instance from the filesystem."), |
143 | dd4b1106 | Iustin Pop | } |
144 | dd4b1106 | Iustin Pop | |
145 | a8005e17 | Michael Hanselmann | |
146 | 02266fe0 | Michael Hanselmann | def Main(): |
147 | 02266fe0 | Michael Hanselmann | return GenericMain(commands) |