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1 | dd4b1106 | Iustin Pop | #!/usr/bin/python |
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2 | dd4b1106 | Iustin Pop | # |
3 | dd4b1106 | Iustin Pop | |
4 | dd4b1106 | Iustin Pop | # Copyright (C) 2006, 2007 Google Inc. |
5 | dd4b1106 | Iustin Pop | # |
6 | dd4b1106 | Iustin Pop | # This program is free software; you can redistribute it and/or modify |
7 | dd4b1106 | Iustin Pop | # it under the terms of the GNU General Public License as published by |
8 | dd4b1106 | Iustin Pop | # the Free Software Foundation; either version 2 of the License, or |
9 | dd4b1106 | Iustin Pop | # (at your option) any later version. |
10 | dd4b1106 | Iustin Pop | # |
11 | dd4b1106 | Iustin Pop | # This program is distributed in the hope that it will be useful, but |
12 | dd4b1106 | Iustin Pop | # WITHOUT ANY WARRANTY; without even the implied warranty of |
13 | dd4b1106 | Iustin Pop | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
14 | dd4b1106 | Iustin Pop | # General Public License for more details. |
15 | dd4b1106 | Iustin Pop | # |
16 | dd4b1106 | Iustin Pop | # You should have received a copy of the GNU General Public License |
17 | dd4b1106 | Iustin Pop | # along with this program; if not, write to the Free Software |
18 | dd4b1106 | Iustin Pop | # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
19 | dd4b1106 | Iustin Pop | # 02110-1301, USA. |
20 | dd4b1106 | Iustin Pop | |
21 | dd4b1106 | Iustin Pop | |
22 | 2f79bd34 | Iustin Pop | # pylint: disable-msg=W0401,W0614 |
23 | 2f79bd34 | Iustin Pop | # W0401: Wildcard import ganeti.cli |
24 | 2f79bd34 | Iustin Pop | # W0614: Unused import %s from wildcard import (since we need cli) |
25 | 2f79bd34 | Iustin Pop | |
26 | dd4b1106 | Iustin Pop | import sys |
27 | dd4b1106 | Iustin Pop | |
28 | dd4b1106 | Iustin Pop | from ganeti.cli import * |
29 | dd4b1106 | Iustin Pop | from ganeti import opcodes |
30 | dd4b1106 | Iustin Pop | from ganeti import constants |
31 | 50a707fa | Iustin Pop | from ganeti import errors |
32 | 50a707fa | Iustin Pop | from ganeti import utils |
33 | dd4b1106 | Iustin Pop | |
34 | 7c0d6283 | Michael Hanselmann | |
35 | e1d2aa39 | Alexander Schreiber | _VALUE_TRUE = "true" |
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. |
40 | dd4b1106 | Iustin Pop | |
41 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user |
42 | 48de3413 | Iustin Pop | @type args: list |
43 | 48de3413 | Iustin Pop | @param args: should be an empty list |
44 | 48de3413 | Iustin Pop | @rtype: int |
45 | 48de3413 | Iustin Pop | @return: the desired exit code |
46 | dd4b1106 | Iustin Pop | |
47 | dd4b1106 | Iustin Pop | """ |
48 | 77921a95 | Iustin Pop | exports = GetClient().QueryExports(opts.nodes, False) |
49 | d70b3058 | Iustin Pop | retcode = 0 |
50 | dd4b1106 | Iustin Pop | for node in exports: |
51 | 3a24c527 | Iustin Pop | ToStdout("Node: %s", node) |
52 | 3a24c527 | Iustin Pop | ToStdout("Exports:") |
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) |
56 | 461f0538 | Guido Trotter | else: |
57 | 3a24c527 | Iustin Pop | ToStdout(" Could not get exports list") |
58 | d70b3058 | Iustin Pop | retcode = 1 |
59 | d70b3058 | Iustin Pop | return retcode |
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. |
64 | dd4b1106 | Iustin Pop | |
65 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user |
66 | 48de3413 | Iustin Pop | @type args: list |
67 | 48de3413 | Iustin Pop | @param args: should contain only one element, the name |
68 | 48de3413 | Iustin Pop | of the instance to be exported |
69 | 48de3413 | Iustin Pop | @rtype: int |
70 | 48de3413 | Iustin Pop | @return: the desired exit code |
71 | dd4b1106 | Iustin Pop | |
72 | dd4b1106 | Iustin Pop | """ |
73 | dd4b1106 | Iustin Pop | op = opcodes.OpExportInstance(instance_name=args[0], |
74 | dd4b1106 | Iustin Pop | target_node=opts.node, |
75 | dd4b1106 | Iustin Pop | shutdown=opts.shutdown) |
76 | dd4b1106 | Iustin Pop | |
77 | 084f05a5 | Iustin Pop | fin_resu, dlist = SubmitOpCode(op) |
78 | 084f05a5 | Iustin Pop | if not isinstance(dlist, list): |
79 | 084f05a5 | Iustin Pop | ToStderr("Cannot parse execution results") |
80 | 084f05a5 | Iustin Pop | return 1 |
81 | 084f05a5 | Iustin Pop | tot_dsk = len(dlist) |
82 | 084f05a5 | Iustin Pop | # TODO: handle diskless instances |
83 | 084f05a5 | Iustin Pop | if dlist.count(False) == 0: |
84 | 084f05a5 | Iustin Pop | # all OK |
85 | 084f05a5 | Iustin Pop | rcode = 0 |
86 | 084f05a5 | Iustin Pop | elif dlist.count(True) == 0: |
87 | 084f05a5 | Iustin Pop | ToStderr("Error: No disks were backed up successfully." |
88 | 084f05a5 | Iustin Pop | " The export doesn't have any valid data," |
89 | 084f05a5 | Iustin Pop | " it is recommended to retry the operation.") |
90 | 084f05a5 | Iustin Pop | rcode = 1 |
91 | 084f05a5 | Iustin Pop | else: |
92 | 084f05a5 | Iustin Pop | ToStderr("Partial export failure: %d disks backed up, %d disks failed.", |
93 | 084f05a5 | Iustin Pop | dlist.count(True), dlist.count(False)) |
94 | 084f05a5 | Iustin Pop | rcode = 2 |
95 | 084f05a5 | Iustin Pop | if not fin_resu: |
96 | 084f05a5 | Iustin Pop | rcode = 1 |
97 | 084f05a5 | Iustin Pop | return rcode |
98 | 60d49723 | Michael Hanselmann | |
99 | dd4b1106 | Iustin Pop | def ImportInstance(opts, args): |
100 | dd4b1106 | Iustin Pop | """Add an instance to the cluster. |
101 | dd4b1106 | Iustin Pop | |
102 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user |
103 | 48de3413 | Iustin Pop | @type args: list |
104 | 48de3413 | Iustin Pop | @param args: should contain only one element, the new instance name |
105 | 48de3413 | Iustin Pop | @rtype: int |
106 | 48de3413 | Iustin Pop | @return: the desired exit code |
107 | dd4b1106 | Iustin Pop | |
108 | dd4b1106 | Iustin Pop | """ |
109 | dd4b1106 | Iustin Pop | instance = args[0] |
110 | dd4b1106 | Iustin Pop | |
111 | 60d49723 | Michael Hanselmann | (pnode, snode) = SplitNodeOption(opts.node) |
112 | 60d49723 | Michael Hanselmann | |
113 | b03efa30 | Guido Trotter | hypervisor = None |
114 | b03efa30 | Guido Trotter | hvparams = {} |
115 | b03efa30 | Guido Trotter | if opts.hypervisor: |
116 | b03efa30 | Guido Trotter | hypervisor, hvparams = opts.hypervisor |
117 | b03efa30 | Guido Trotter | |
118 | 50a707fa | Iustin Pop | if opts.nics: |
119 | 50a707fa | Iustin Pop | try: |
120 | 50a707fa | Iustin Pop | nic_max = max(int(nidx[0])+1 for nidx in opts.nics) |
121 | 50a707fa | Iustin Pop | except ValueError, err: |
122 | 50a707fa | Iustin Pop | raise errors.OpPrereqError("Invalid NIC index passed: %s" % str(err)) |
123 | 50a707fa | Iustin Pop | nics = [{}] * nic_max |
124 | dc922da0 | Iustin Pop | for nidx, ndict in opts.nics: |
125 | 50a707fa | Iustin Pop | nidx = int(nidx) |
126 | 8b46606c | Guido Trotter | if not isinstance(ndict, dict): |
127 | 8b46606c | Guido Trotter | msg = "Invalid nic/%d value: expected dict, got %s" % (nidx, ndict) |
128 | 8b46606c | Guido Trotter | raise errors.OpPrereqError(msg) |
129 | 50a707fa | Iustin Pop | nics[nidx] = ndict |
130 | 50a707fa | Iustin Pop | elif opts.no_nics: |
131 | 50a707fa | Iustin Pop | # no nics |
132 | 50a707fa | Iustin Pop | nics = [] |
133 | 50a707fa | Iustin Pop | else: |
134 | 50a707fa | Iustin Pop | # default of one nic, all auto |
135 | 50a707fa | Iustin Pop | nics = [{}] |
136 | 50a707fa | Iustin Pop | |
137 | 50a707fa | Iustin Pop | if opts.disk_template == constants.DT_DISKLESS: |
138 | c0e4a2c3 | Iustin Pop | if opts.disks or opts.sd_size is not None: |
139 | 50a707fa | Iustin Pop | raise errors.OpPrereqError("Diskless instance but disk" |
140 | 50a707fa | Iustin Pop | " information passed") |
141 | 50a707fa | Iustin Pop | disks = [] |
142 | 50a707fa | Iustin Pop | else: |
143 | c0e4a2c3 | Iustin Pop | if not opts.disks and not opts.sd_size: |
144 | 50a707fa | Iustin Pop | raise errors.OpPrereqError("No disk information specified") |
145 | c0e4a2c3 | Iustin Pop | if opts.disks and opts.sd_size is not None: |
146 | c0e4a2c3 | Iustin Pop | raise errors.OpPrereqError("Please use either the '--disk' or" |
147 | c0e4a2c3 | Iustin Pop | " '-s' option") |
148 | c0e4a2c3 | Iustin Pop | if opts.sd_size is not None: |
149 | c0e4a2c3 | Iustin Pop | opts.disks = [(0, {"size": opts.sd_size})] |
150 | 50a707fa | Iustin Pop | try: |
151 | 50a707fa | Iustin Pop | disk_max = max(int(didx[0])+1 for didx in opts.disks) |
152 | 50a707fa | Iustin Pop | except ValueError, err: |
153 | 50a707fa | Iustin Pop | raise errors.OpPrereqError("Invalid disk index passed: %s" % str(err)) |
154 | 50a707fa | Iustin Pop | disks = [{}] * disk_max |
155 | 50a707fa | Iustin Pop | for didx, ddict in opts.disks: |
156 | 50a707fa | Iustin Pop | didx = int(didx) |
157 | 8b46606c | Guido Trotter | if not isinstance(ddict, dict): |
158 | 8b46606c | Guido Trotter | msg = "Invalid disk/%d value: expected dict, got %s" % (didx, ddict) |
159 | 8b46606c | Guido Trotter | raise errors.OpPrereqError(msg) |
160 | 8b46606c | Guido Trotter | elif "size" not in ddict: |
161 | 50a707fa | Iustin Pop | raise errors.OpPrereqError("Missing size for disk %d" % didx) |
162 | 50a707fa | Iustin Pop | try: |
163 | 50a707fa | Iustin Pop | ddict["size"] = utils.ParseUnit(ddict["size"]) |
164 | 50a707fa | Iustin Pop | except ValueError, err: |
165 | 50a707fa | Iustin Pop | raise errors.OpPrereqError("Invalid disk size for disk %d: %s" % |
166 | 50a707fa | Iustin Pop | (didx, err)) |
167 | 50a707fa | Iustin Pop | disks[didx] = ddict |
168 | 50a707fa | Iustin Pop | |
169 | a5728081 | Guido Trotter | utils.ForceDictType(opts.beparams, constants.BES_PARAMETER_TYPES) |
170 | c0e4a2c3 | Iustin Pop | utils.ForceDictType(hvparams, constants.HVS_PARAMETER_TYPES) |
171 | b03efa30 | Guido Trotter | |
172 | 338e51e8 | Iustin Pop | op = opcodes.OpCreateInstance(instance_name=instance, |
173 | dd4b1106 | Iustin Pop | disk_template=opts.disk_template, |
174 | 50a707fa | Iustin Pop | disks=disks, |
175 | 50a707fa | Iustin Pop | nics=nics, |
176 | 098c0958 | Michael Hanselmann | mode=constants.INSTANCE_IMPORT, |
177 | 60d49723 | Michael Hanselmann | pnode=pnode, snode=snode, |
178 | 338e51e8 | Iustin Pop | ip_check=opts.ip_check, |
179 | 50a707fa | Iustin Pop | start=False, |
180 | dd4b1106 | Iustin Pop | src_node=opts.src_node, src_path=opts.src_dir, |
181 | 50a707fa | Iustin Pop | wait_for_sync=opts.wait_for_sync, |
182 | 93cb65c5 | Manuel Franceschini | file_storage_dir=opts.file_storage_dir, |
183 | 93cb65c5 | Manuel Franceschini | file_driver=opts.file_driver, |
184 | e1d2aa39 | Alexander Schreiber | iallocator=opts.iallocator, |
185 | b03efa30 | Guido Trotter | hypervisor=hypervisor, |
186 | b03efa30 | Guido Trotter | hvparams=hvparams, |
187 | b03efa30 | Guido Trotter | beparams=opts.beparams) |
188 | e1d2aa39 | Alexander Schreiber | |
189 | dd4b1106 | Iustin Pop | SubmitOpCode(op) |
190 | dd4b1106 | Iustin Pop | return 0 |
191 | dd4b1106 | Iustin Pop | |
192 | dd4b1106 | Iustin Pop | |
193 | 9ac99fda | Guido Trotter | def RemoveExport(opts, args): |
194 | 9ac99fda | Guido Trotter | """Remove an export from the cluster. |
195 | 9ac99fda | Guido Trotter | |
196 | 48de3413 | Iustin Pop | @param opts: the command line options selected by the user |
197 | 48de3413 | Iustin Pop | @type args: list |
198 | 48de3413 | Iustin Pop | @param args: should contain only one element, the name of the |
199 | 48de3413 | Iustin Pop | instance whose backup should be removed |
200 | 48de3413 | Iustin Pop | @rtype: int |
201 | 48de3413 | Iustin Pop | @return: the desired exit code |
202 | 9ac99fda | Guido Trotter | |
203 | 9ac99fda | Guido Trotter | """ |
204 | 9ac99fda | Guido Trotter | instance = args[0] |
205 | 9ac99fda | Guido Trotter | op = opcodes.OpRemoveExport(instance_name=args[0]) |
206 | 9ac99fda | Guido Trotter | |
207 | 9ac99fda | Guido Trotter | SubmitOpCode(op) |
208 | 9ac99fda | Guido Trotter | return 0 |
209 | 9ac99fda | Guido Trotter | |
210 | 9ac99fda | Guido Trotter | |
211 | dd4b1106 | Iustin Pop | # this is defined separately due to readability only |
212 | dd4b1106 | Iustin Pop | import_opts = [ |
213 | dd4b1106 | Iustin Pop | DEBUG_OPT, |
214 | c38c44ad | Michael Hanselmann | cli_option("-n", "--node", dest="node", |
215 | c38c44ad | Michael Hanselmann | help="Target node and optional secondary node", |
216 | 2d3ed64b | Michael Hanselmann | metavar="<pnode>[:<snode>]", |
217 | 2d3ed64b | Michael Hanselmann | completion_suggest=OPT_COMPL_INST_ADD_NODES), |
218 | 552c8dff | Michael Hanselmann | cli_option("-B", "--backend", dest="beparams", |
219 | 552c8dff | Michael Hanselmann | type="keyval", default={}, |
220 | 552c8dff | Michael Hanselmann | help="Backend parameters"), |
221 | 4f365444 | Iustin Pop | DISK_TEMPLATE_OPT, |
222 | 552c8dff | Michael Hanselmann | cli_option("--disk", help="Disk information", |
223 | 50a707fa | Iustin Pop | default=[], dest="disks", |
224 | 50a707fa | Iustin Pop | action="append", |
225 | 50a707fa | Iustin Pop | type="identkeyval"), |
226 | c0e4a2c3 | Iustin Pop | cli_option("-s", "--os-size", dest="sd_size", help="Disk size for a" |
227 | c0e4a2c3 | Iustin Pop | " single-disk configuration, when not using the --disk option," |
228 | c0e4a2c3 | Iustin Pop | " in MiB unless a suffix is used", |
229 | c0e4a2c3 | Iustin Pop | default=None, type="unit", metavar="<size>"), |
230 | 552c8dff | Michael Hanselmann | cli_option("--net", help="NIC information", |
231 | 50a707fa | Iustin Pop | default=[], dest="nics", |
232 | 50a707fa | Iustin Pop | action="append", |
233 | 50a707fa | Iustin Pop | type="identkeyval"), |
234 | 26023ecd | Iustin Pop | NONICS_OPT, |
235 | 3f75b4f3 | Iustin Pop | NWSYNC_OPT, |
236 | c38c44ad | Michael Hanselmann | cli_option("--src-node", dest="src_node", help="Source node", |
237 | a52ba89d | Michael Hanselmann | metavar="<node>", |
238 | a52ba89d | Michael Hanselmann | completion_suggest=OPT_COMPL_ONE_NODE), |
239 | c38c44ad | Michael Hanselmann | cli_option("--src-dir", dest="src_dir", help="Source directory", |
240 | c38c44ad | Michael Hanselmann | metavar="<dir>"), |
241 | c38c44ad | Michael Hanselmann | cli_option("--no-ip-check", dest="ip_check", default=True, |
242 | c38c44ad | Michael Hanselmann | action="store_false", help="Don't check that the instance's IP" |
243 | c38c44ad | Michael Hanselmann | " is alive"), |
244 | c38c44ad | Michael Hanselmann | cli_option("-I", "--iallocator", metavar="<NAME>", |
245 | c38c44ad | Michael Hanselmann | help="Select nodes for the instance automatically using the" |
246 | a52ba89d | Michael Hanselmann | " <NAME> iallocator plugin", default=None, type="string", |
247 | a52ba89d | Michael Hanselmann | completion_suggest=OPT_COMPL_ONE_IALLOCATOR), |
248 | 4a25828c | Iustin Pop | FILESTORE_DIR_OPT, |
249 | 0f87c43e | Iustin Pop | FILESTORE_DRIVER_OPT, |
250 | 552c8dff | Michael Hanselmann | cli_option("-H", "--hypervisor", dest="hypervisor", |
251 | c38c44ad | Michael Hanselmann | help="Hypervisor and hypervisor options, in the format" |
252 | c38c44ad | Michael Hanselmann | " hypervisor:option=value,option=value,...", default=None, |
253 | c38c44ad | Michael Hanselmann | type="identkeyval"), |
254 | dd4b1106 | Iustin Pop | ] |
255 | dd4b1106 | Iustin Pop | |
256 | dd4b1106 | Iustin Pop | commands = { |
257 | 4a265c08 | Michael Hanselmann | 'list': (PrintExportList, ARGS_NONE, |
258 | dd4b1106 | Iustin Pop | [DEBUG_OPT, |
259 | c38c44ad | Michael Hanselmann | cli_option("--node", dest="nodes", default=[], action="append", |
260 | c38c44ad | Michael Hanselmann | help="List only backups stored on this node" |
261 | a52ba89d | Michael Hanselmann | " (can be used multiple times)", |
262 | a52ba89d | Michael Hanselmann | completion_suggest=OPT_COMPL_ONE_NODE), |
263 | dd4b1106 | Iustin Pop | ], |
264 | 9a033156 | Iustin Pop | "", "Lists instance exports available in the ganeti cluster"), |
265 | 4a265c08 | Michael Hanselmann | 'export': (ExportInstance, ARGS_ONE_INSTANCE, |
266 | 60d49723 | Michael Hanselmann | [DEBUG_OPT, FORCE_OPT, |
267 | c38c44ad | Michael Hanselmann | cli_option("-n", "--node", dest="node", help="Target node", |
268 | a52ba89d | Michael Hanselmann | metavar="<node>", |
269 | a52ba89d | Michael Hanselmann | completion_suggest=OPT_COMPL_ONE_NODE), |
270 | c38c44ad | Michael Hanselmann | cli_option("","--noshutdown", dest="shutdown", |
271 | c38c44ad | Michael Hanselmann | action="store_false", default=True, |
272 | c38c44ad | Michael Hanselmann | help="Don't shutdown the instance (unsafe)"), ], |
273 | 9a033156 | Iustin Pop | "-n <target_node> [opts...] <name>", |
274 | dd4b1106 | Iustin Pop | "Exports an instance to an image"), |
275 | 4a265c08 | Michael Hanselmann | 'import': (ImportInstance, ARGS_ONE_INSTANCE, import_opts, |
276 | bdb7d4e8 | Michael Hanselmann | ("[...] -t disk-type -n node[:secondary-node]" |
277 | bdb7d4e8 | Michael Hanselmann | " <name>"), |
278 | dd4b1106 | Iustin Pop | "Imports an instance from an exported image"), |
279 | a8005e17 | Michael Hanselmann | 'remove': (RemoveExport, [ArgUnknown(min=1, max=1)], |
280 | 9ac99fda | Guido Trotter | [DEBUG_OPT], |
281 | 9a033156 | Iustin Pop | "<name>", |
282 | 9ac99fda | Guido Trotter | "Remove exports of named instance from the filesystem."), |
283 | dd4b1106 | Iustin Pop | } |
284 | dd4b1106 | Iustin Pop | |
285 | a8005e17 | Michael Hanselmann | |
286 | dd4b1106 | Iustin Pop | if __name__ == '__main__': |
287 | 3ecf6786 | Iustin Pop | sys.exit(GenericMain(commands)) |