gnt-cluster 23.4 KB
Newer Older
Iustin Pop's avatar
Iustin Pop committed
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
#!/usr/bin/python
#

# Copyright (C) 2006, 2007 Google Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
# General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.


22
23
24
25
# pylint: disable-msg=W0401,W0614
# W0401: Wildcard import ganeti.cli
# W0614: Unused import %s from wildcard import (since we need cli)

Iustin Pop's avatar
Iustin Pop committed
26
27
import sys
from optparse import make_option
28
import os.path
Iustin Pop's avatar
Iustin Pop committed
29
30
31

from ganeti.cli import *
from ganeti import opcodes
32
from ganeti import constants
33
from ganeti import errors
34
from ganeti import utils
35
from ganeti import bootstrap
36
from ganeti import ssh
37
from ganeti import objects
Iustin Pop's avatar
Iustin Pop committed
38
39


40
@UsesRPC
Iustin Pop's avatar
Iustin Pop committed
41
42
43
def InitCluster(opts, args):
  """Initialize the cluster.

44
45
46
47
48
49
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should contain only one element, the desired
      cluster name
  @rtype: int
  @return: the desired exit code
Iustin Pop's avatar
Iustin Pop committed
50
51

  """
52
  if not opts.lvm_storage and opts.vg_name:
53
    ToStderr("Options --no-lvm-storage and --vg-name conflict.")
54
55
56
57
58
59
    return 1

  vg_name = opts.vg_name
  if opts.lvm_storage and not opts.vg_name:
    vg_name = constants.DEFAULT_VG

60
61
62
63
  hvlist = opts.enabled_hypervisors
  if hvlist is not None:
    hvlist = hvlist.split(",")
  else:
64
    hvlist = [opts.default_hypervisor]
65
66

  # avoid an impossible situation
67
68
69
70
71
  if opts.default_hypervisor not in hvlist:
    ToStderr("The default hypervisor requested (%s) is not"
             " within the enabled hypervisor list (%s)" %
             (opts.default_hypervisor, hvlist))
    return 1
72

73
  hvparams = dict(opts.hvparams)
74
  beparams = opts.beparams
75
  nicparams = opts.nicparams
76
77

  # prepare beparams dict
78
  beparams = objects.FillDict(constants.BEC_DEFAULTS, beparams)
79
  utils.ForceDictType(beparams, constants.BES_PARAMETER_TYPES)
80

81
82
83
84
  # prepare nicparams dict
  nicparams = objects.FillDict(constants.NICC_DEFAULTS, nicparams)
  utils.ForceDictType(nicparams, constants.NICS_PARAMETER_TYPES)

85
86
87
88
  # prepare hvparams dict
  for hv in constants.HYPER_TYPES:
    if hv not in hvparams:
      hvparams[hv] = {}
89
    hvparams[hv] = objects.FillDict(constants.HVC_DEFAULTS[hv], hvparams[hv])
90
    utils.ForceDictType(hvparams[hv], constants.HVS_PARAMETER_TYPES)
91
92
93

  for hv in hvlist:
    if hv not in constants.HYPER_TYPES:
94
      ToStderr("invalid hypervisor: %s", hv)
95
96
      return 1

97
98
99
100
101
102
  bootstrap.InitCluster(cluster_name=args[0],
                        secondary_ip=opts.secondary_ip,
                        vg_name=vg_name,
                        mac_prefix=opts.mac_prefix,
                        def_bridge=opts.def_bridge,
                        master_netdev=opts.master_netdev,
103
104
                        file_storage_dir=opts.file_storage_dir,
                        enabled_hypervisors=hvlist,
105
                        default_hypervisor=opts.default_hypervisor,
106
                        hvparams=hvparams,
107
                        beparams=beparams,
108
                        nicparams=nicparams,
109
                        candidate_pool_size=opts.candidate_pool_size,
110
                        modify_etc_hosts=opts.modify_etc_hosts,
111
                        )
Iustin Pop's avatar
Iustin Pop committed
112
113
114
  return 0


115
@UsesRPC
Iustin Pop's avatar
Iustin Pop committed
116
117
118
def DestroyCluster(opts, args):
  """Destroy the cluster.

119
120
121
122
123
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code
124

Iustin Pop's avatar
Iustin Pop committed
125
126
  """
  if not opts.yes_do_it:
127
128
    ToStderr("Destroying a cluster is irreversible. If you really want"
             " destroy this cluster, supply the --yes-do-it option.")
Iustin Pop's avatar
Iustin Pop committed
129
130
131
    return 1

  op = opcodes.OpDestroyCluster()
Iustin Pop's avatar
Iustin Pop committed
132
133
134
135
  master = SubmitOpCode(op)
  # if we reached this, the opcode didn't fail; we can proceed to
  # shutdown all the daemons
  bootstrap.FinalizeClusterDestroy(master)
Iustin Pop's avatar
Iustin Pop committed
136
137
138
  return 0


139
140
141
def RenameCluster(opts, args):
  """Rename the cluster.

142
143
144
145
146
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should contain only one element, the new cluster name
  @rtype: int
  @return: the desired exit code
147
148
149
150
151
152
153
154

  """
  name = args[0]
  if not opts.force:
    usertext = ("This will rename the cluster to '%s'. If you are connected"
                " over the network to the cluster name, the operation is very"
                " dangerous as the IP address will be removed from the node"
                " and the change may not go through. Continue?") % name
155
    if not AskUser(usertext):
156
157
158
159
160
161
162
      return 1

  op = opcodes.OpRenameCluster(name=name)
  SubmitOpCode(op)
  return 0


163
164
165
166
167
168
169
170
171
172
def RedistributeConfig(opts, args):
  """Forces push of the cluster configuration.

  @param opts: the command line options selected by the user
  @type args: list
  @param args: empty list
  @rtype: int
  @return: the desired exit code

  """
173
  op = opcodes.OpRedistributeConfig()
174
175
176
177
  SubmitOrSend(op, opts)
  return 0


Iustin Pop's avatar
Iustin Pop committed
178
179
180
def ShowClusterVersion(opts, args):
  """Write version of ganeti software to the standard output.

181
182
183
184
185
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code
Iustin Pop's avatar
Iustin Pop committed
186
187

  """
188
189
  cl = GetClient()
  result = cl.QueryClusterInfo()
190
191
192
193
194
  ToStdout("Software version: %s", result["software_version"])
  ToStdout("Internode protocol: %s", result["protocol_version"])
  ToStdout("Configuration format: %s", result["config_version"])
  ToStdout("OS api version: %s", result["os_api_version"])
  ToStdout("Export interface: %s", result["export_version"])
Iustin Pop's avatar
Iustin Pop committed
195
196
197
198
199
200
  return 0


def ShowClusterMaster(opts, args):
  """Write name of master node to the standard output.

201
202
203
204
205
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code
Iustin Pop's avatar
Iustin Pop committed
206
207

  """
208
209
  master = bootstrap.GetMaster()
  ToStdout(master)
Iustin Pop's avatar
Iustin Pop committed
210
211
212
213
214
215
  return 0


def ShowClusterConfig(opts, args):
  """Shows cluster information.

216
217
218
219
220
221
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code

Iustin Pop's avatar
Iustin Pop committed
222
  """
223
224
  cl = GetClient()
  result = cl.QueryClusterInfo()
Iustin Pop's avatar
Iustin Pop committed
225

226
  ToStdout("Cluster name: %s", result["name"])
Iustin Pop's avatar
Iustin Pop committed
227

228
  ToStdout("Master node: %s", result["master"])
Iustin Pop's avatar
Iustin Pop committed
229

230
231
  ToStdout("Architecture (this node): %s (%s)",
           result["architecture"][0], result["architecture"][1])
Iustin Pop's avatar
Iustin Pop committed
232

233
  ToStdout("Default hypervisor: %s", result["default_hypervisor"])
234
  ToStdout("Enabled hypervisors: %s", ", ".join(result["enabled_hypervisors"]))
235

236
  ToStdout("Hypervisor parameters:")
237
  for hv_name, hv_dict in result["hvparams"].items():
238
    ToStdout("  - %s:", hv_name)
239
    for item, val in hv_dict.iteritems():
240
      ToStdout("      %s: %s", item, val)
241

242
  ToStdout("Cluster parameters:")
243
  ToStdout("  - candidate pool size: %s", result["candidate_pool_size"])
244
245
246
247
  ToStdout("  - master netdev: %s", result["master_netdev"])
  ToStdout("  - default bridge: %s", result["default_bridge"])
  ToStdout("  - lvm volume group: %s", result["volume_group_name"])
  ToStdout("  - file storage path: %s", result["file_storage_dir"])
248
249

  ToStdout("Default instance parameters:")
250
  for gr_name, gr_dict in result["beparams"].items():
251
    ToStdout("  - %s:", gr_name)
252
    for item, val in gr_dict.iteritems():
253
      ToStdout("      %s: %s", item, val)
254

Iustin Pop's avatar
Iustin Pop committed
255
256
257
258
259
260
  return 0


def ClusterCopyFile(opts, args):
  """Copy a file from master to some nodes.

261
262
263
264
265
266
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should contain only one element, the path of
      the file to be copied
  @rtype: int
  @return: the desired exit code
Iustin Pop's avatar
Iustin Pop committed
267
268

  """
269
270
271
272
  filename = args[0]
  if not os.path.exists(filename):
    raise errors.OpPrereqError("No such filename '%s'" % filename)

Iustin Pop's avatar
Iustin Pop committed
273
274
  cl = GetClient()

275
276
  myname = utils.HostInfo().name

Iustin Pop's avatar
Iustin Pop committed
277
278
  cluster_name = cl.QueryConfigValues(["cluster_name"])[0]

279
280
  results = GetOnlineNodes(nodes=opts.nodes, cl=cl)
  results = [name for name in results if name != myname]
Michael Hanselmann's avatar
Michael Hanselmann committed
281

Iustin Pop's avatar
Iustin Pop committed
282
  srun = ssh.SshRunner(cluster_name=cluster_name)
283
284
  for node in results:
    if not srun.CopyFileToNode(node, filename):
285
      ToStderr("Copy of file %s to node %s failed", filename, node)
286

Iustin Pop's avatar
Iustin Pop committed
287
288
289
290
291
292
  return 0


def RunClusterCommand(opts, args):
  """Run a command on some nodes.

293
294
295
296
297
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should contain the command to be run and its arguments
  @rtype: int
  @return: the desired exit code
Iustin Pop's avatar
Iustin Pop committed
298
299

  """
Iustin Pop's avatar
Iustin Pop committed
300
  cl = GetClient()
Michael Hanselmann's avatar
Michael Hanselmann committed
301

Iustin Pop's avatar
Iustin Pop committed
302
  command = " ".join(args)
303
304

  nodes = GetOnlineNodes(nodes=opts.nodes, cl=cl)
Iustin Pop's avatar
Iustin Pop committed
305
306
307

  cluster_name, master_node = cl.QueryConfigValues(["cluster_name",
                                                    "master_node"])
308

Iustin Pop's avatar
Iustin Pop committed
309
  srun = ssh.SshRunner(cluster_name=cluster_name)
310

Michael Hanselmann's avatar
Michael Hanselmann committed
311
  # Make sure master node is at list end
312
313
314
315
316
317
  if master_node in nodes:
    nodes.remove(master_node)
    nodes.append(master_node)

  for name in nodes:
    result = srun.Run(name, "root", command)
318
319
320
321
    ToStdout("------------------------------------------------")
    ToStdout("node: %s", name)
    ToStdout("%s", result.output)
    ToStdout("return code = %s", result.exit_code)
322
323

  return 0
Iustin Pop's avatar
Iustin Pop committed
324
325
326
327
328


def VerifyCluster(opts, args):
  """Verify integrity of cluster, performing various test on nodes.

329
330
331
332
333
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code
Iustin Pop's avatar
Iustin Pop committed
334
335

  """
Iustin Pop's avatar
Iustin Pop committed
336
  skip_checks = []
337
338
339
  if opts.skip_nplusone_mem:
    skip_checks.append(constants.VERIFY_NPLUSONE_MEM)
  op = opcodes.OpVerifyCluster(skip_checks=skip_checks)
340
341
342
343
  if SubmitOpCode(op):
    return 0
  else:
    return 1
Iustin Pop's avatar
Iustin Pop committed
344
345


346
347
348
def VerifyDisks(opts, args):
  """Verify integrity of cluster disks.

349
350
351
352
353
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code
354
355
356
357

  """
  op = opcodes.OpVerifyDisks()
  result = SubmitOpCode(op)
358
  if not isinstance(result, (list, tuple)) or len(result) != 4:
359
360
    raise errors.ProgrammerError("Unknown result type for OpVerifyDisks")

361
362
  nodes, nlvm, instances, missing = result

363
  if nodes:
364
    ToStdout("Nodes unreachable or with bad data:")
365
    for name in nodes:
366
      ToStdout("\t%s", name)
367
  retcode = constants.EXIT_SUCCESS
368
369
370

  if nlvm:
    for node, text in nlvm.iteritems():
371
      ToStdout("Error on node %s: LVM error: %s",
372
               node, utils.SafeEncode(text[-400:]))
373
      retcode |= 1
374
      ToStdout("You need to fix these nodes first before fixing instances")
375

376
377
  if instances:
    for iname in instances:
378
379
      if iname in missing:
        continue
380
381
      op = opcodes.OpActivateInstanceDisks(instance_name=iname)
      try:
382
        ToStdout("Activating disks for instance '%s'", iname)
383
384
385
386
        SubmitOpCode(op)
      except errors.GenericError, err:
        nret, msg = FormatError(err)
        retcode |= nret
387
        ToStderr("Error activating disks for instance %s: %s", iname, msg)
388
389
390
391
392

  if missing:
    for iname, ival in missing.iteritems():
      all_missing = utils.all(ival, lambda x: x[0] in nlvm)
      if all_missing:
393
394
        ToStdout("Instance %s cannot be verified as it lives on"
                 " broken nodes", iname)
395
      else:
396
        ToStdout("Instance %s has missing logical volumes:", iname)
397
398
399
        ival.sort()
        for node, vol in ival:
          if node in nlvm:
400
            ToStdout("\tbroken node %s /dev/xenvg/%s", node, vol)
401
          else:
402
403
            ToStdout("\t%s /dev/xenvg/%s", node, vol)
    ToStdout("You need to run replace_disks for all the above"
404
405
           " instances, if this message persist after fixing nodes.")
    retcode |= 1
406
407
408
409

  return retcode


410
@UsesRPC
Iustin Pop's avatar
Iustin Pop committed
411
412
413
414
415
416
417
def MasterFailover(opts, args):
  """Failover the master node.

  This command, when run on a non-master node, will cause the current
  master to cease being master, and the non-master to become new
  master.

418
419
420
421
422
423
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code

Iustin Pop's avatar
Iustin Pop committed
424
  """
425
  return bootstrap.MasterFailover()
Iustin Pop's avatar
Iustin Pop committed
426
427


Iustin Pop's avatar
Iustin Pop committed
428
429
430
def SearchTags(opts, args):
  """Searches the tags on all the cluster.

431
432
433
434
435
436
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should contain only one element, the tag pattern
  @rtype: int
  @return: the desired exit code

Iustin Pop's avatar
Iustin Pop committed
437
438
439
440
441
442
443
444
  """
  op = opcodes.OpSearchTags(pattern=args[0])
  result = SubmitOpCode(op)
  if not result:
    return 1
  result = list(result)
  result.sort()
  for path, tag in result:
445
    ToStdout("%s %s", path, tag)
Iustin Pop's avatar
Iustin Pop committed
446
447


448
449
450
def SetClusterParams(opts, args):
  """Modify the cluster.

451
452
453
454
455
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should be an empty list
  @rtype: int
  @return: the desired exit code
456
457

  """
458
459
  if not (not opts.lvm_storage or opts.vg_name or
          opts.enabled_hypervisors or opts.hvparams or
460
          opts.beparams or opts.candidate_pool_size is not None):
461
    ToStderr("Please give at least one of the parameters.")
462
463
464
465
    return 1

  vg_name = opts.vg_name
  if not opts.lvm_storage and opts.vg_name:
466
    ToStdout("Options --no-lvm-storage and --vg-name conflict.")
467
    return 1
468
469
  elif not opts.lvm_storage:
    vg_name = ''
470

471
472
473
474
  hvlist = opts.enabled_hypervisors
  if hvlist is not None:
    hvlist = hvlist.split(",")

475
476
  # a list of (name, dict) we can pass directly to dict() (or [])
  hvparams = dict(opts.hvparams)
477
478
  for hv, hv_params in hvparams.iteritems():
    utils.ForceDictType(hv_params, constants.HVS_PARAMETER_TYPES)
479
480

  beparams = opts.beparams
481
  utils.ForceDictType(beparams, constants.BES_PARAMETER_TYPES)
482

483
  op = opcodes.OpSetClusterParams(vg_name=vg_name,
484
485
                                  enabled_hypervisors=hvlist,
                                  hvparams=hvparams,
486
487
                                  beparams=beparams,
                                  candidate_pool_size=opts.candidate_pool_size)
488
489
490
491
  SubmitOpCode(op)
  return 0


492
493
494
def QueueOps(opts, args):
  """Queue operations.

495
496
497
498
499
500
  @param opts: the command line options selected by the user
  @type args: list
  @param args: should contain only one element, the subcommand
  @rtype: int
  @return: the desired exit code

501
502
503
504
505
506
507
508
509
  """
  command = args[0]
  client = GetClient()
  if command in ("drain", "undrain"):
    drain_flag = command == "drain"
    client.SetQueueDrainFlag(drain_flag)
  elif command == "info":
    result = client.QueryConfigValues(["drain_flag"])
    if result[0]:
510
      val = "set"
511
    else:
512
513
      val = "unset"
    ToStdout("The drain flag is %s" % val)
514
515
516
  else:
    raise errors.OpPrereqError("Command '%s' is not valid." % command)

517
518
  return 0

Iustin Pop's avatar
Iustin Pop committed
519
520
521
# this is an option common to more than one command, so we declare
# it here and reuse it
node_option = make_option("-n", "--node", action="append", dest="nodes",
522
523
524
                          help="Node to copy to (if not given, all nodes),"
                               " can be given multiple times",
                          metavar="<node>", default=[])
Iustin Pop's avatar
Iustin Pop committed
525
526
527
528
529
530
531
532
533
534
535
536
537

commands = {
  'init': (InitCluster, ARGS_ONE,
           [DEBUG_OPT,
            make_option("-s", "--secondary-ip", dest="secondary_ip",
                        help="Specify the secondary ip for this node;"
                        " if given, the entire cluster must have secondary"
                        " addresses",
                        metavar="ADDRESS", default=None),
            make_option("-m", "--mac-prefix", dest="mac_prefix",
                        help="Specify the mac prefix for the instance IP"
                        " addresses, in the format XX:XX:XX",
                        metavar="PREFIX",
538
                        default=constants.DEFAULT_MAC_PREFIX,),
Iustin Pop's avatar
Iustin Pop committed
539
540
541
542
            make_option("-g", "--vg-name", dest="vg_name",
                        help="Specify the volume group name "
                        " (cluster-wide) for disk allocation [xenvg]",
                        metavar="VG",
543
                        default=None,),
Iustin Pop's avatar
Iustin Pop committed
544
545
            make_option("-b", "--bridge", dest="def_bridge",
                        help="Specify the default bridge name (cluster-wide)"
546
547
                          " to connect the instances to [%s]" %
                          constants.DEFAULT_BRIDGE,
Iustin Pop's avatar
Iustin Pop committed
548
                        metavar="BRIDGE",
549
                        default=constants.DEFAULT_BRIDGE,),
550
551
            make_option("--master-netdev", dest="master_netdev",
                        help="Specify the node interface (cluster-wide)"
552
553
                          " on which the master IP address will be added "
                          " [%s]" % constants.DEFAULT_BRIDGE,
554
                        metavar="NETDEV",
555
                        default=constants.DEFAULT_BRIDGE,),
556
557
558
559
560
561
            make_option("--file-storage-dir", dest="file_storage_dir",
                        help="Specify the default directory (cluster-wide)"
                             " for storing the file-based disks [%s]" %
                             constants.DEFAULT_FILE_STORAGE_DIR,
                        metavar="DIR",
                        default=constants.DEFAULT_FILE_STORAGE_DIR,),
562
563
564
565
            make_option("--no-lvm-storage", dest="lvm_storage",
                        help="No support for lvm based instances"
                             " (cluster-wide)",
                        action="store_false", default=True,),
566
567
568
569
            make_option("--no-etc-hosts", dest="modify_etc_hosts",
                        help="Don't modify /etc/hosts"
                             " (cluster-wide)",
                        action="store_false", default=True,),
570
571
572
            make_option("--enabled-hypervisors", dest="enabled_hypervisors",
                        help="Comma-separated list of hypervisors",
                        type="string", default=None),
573
574
575
576
577
            make_option("-t", "--default-hypervisor",
                        dest="default_hypervisor",
                        help="Default hypervisor to use for instance creation",
                        choices=list(constants.HYPER_TYPES),
                        default=constants.DEFAULT_ENABLED_HYPERVISOR),
578
579
580
581
582
583
584
585
586
587
            ikv_option("-H", "--hypervisor-parameters", dest="hvparams",
                       help="Hypervisor and hypervisor options, in the"
                         " format"
                       " hypervisor:option=value,option=value,...",
                       default=[],
                       action="append",
                       type="identkeyval"),
            keyval_option("-B", "--backend-parameters", dest="beparams",
                          type="keyval", default={},
                          help="Backend parameters"),
588
589
590
            keyval_option("-N", "--nic-parameters", dest="nicparams",
                          type="keyval", default={},
                          help="NIC parameters"),
591
592
593
594
            make_option("-C", "--candidate-pool-size",
                        default=constants.MASTER_POOL_SIZE_DEFAULT,
                        help="Set the candidate pool size",
                        dest="candidate_pool_size", type="int"),
Iustin Pop's avatar
Iustin Pop committed
595
            ],
596
           "[opts...] <cluster_name>",
Iustin Pop's avatar
Iustin Pop committed
597
598
599
600
601
602
603
           "Initialises a new cluster configuration"),
  'destroy': (DestroyCluster, ARGS_NONE,
              [DEBUG_OPT,
               make_option("--yes-do-it", dest="yes_do_it",
                           help="Destroy cluster",
                           action="store_true"),
              ],
604
              "", "Destroy cluster"),
605
  'rename': (RenameCluster, ARGS_ONE, [DEBUG_OPT, FORCE_OPT],
606
               "<new_name>",
607
               "Renames the cluster"),
608
609
610
611
  'redist-conf': (RedistributeConfig, ARGS_NONE, [DEBUG_OPT, SUBMIT_OPT],
                  "",
                  "Forces a push of the configuration file and ssconf files"
                  " to the nodes in the cluster"),
612
613
614
615
616
617
  'verify': (VerifyCluster, ARGS_NONE, [DEBUG_OPT,
             make_option("--no-nplus1-mem", dest="skip_nplusone_mem",
                         help="Skip N+1 memory redundancy tests",
                         action="store_true",
                         default=False,),
             ],
618
             "", "Does a check on the cluster configuration"),
619
  'verify-disks': (VerifyDisks, ARGS_NONE, [DEBUG_OPT],
620
                   "", "Does a check on the cluster disk status"),
Iustin Pop's avatar
Iustin Pop committed
621
  'masterfailover': (MasterFailover, ARGS_NONE, [DEBUG_OPT],
622
                     "", "Makes the current node the master"),
Iustin Pop's avatar
Iustin Pop committed
623
  'version': (ShowClusterVersion, ARGS_NONE, [DEBUG_OPT],
624
              "", "Shows the cluster version"),
Iustin Pop's avatar
Iustin Pop committed
625
  'getmaster': (ShowClusterMaster, ARGS_NONE, [DEBUG_OPT],
626
                "", "Shows the cluster master"),
Iustin Pop's avatar
Iustin Pop committed
627
  'copyfile': (ClusterCopyFile, ARGS_ONE, [DEBUG_OPT, node_option],
628
               "[-n node...] <filename>",
Iustin Pop's avatar
Iustin Pop committed
629
630
               "Copies a file to all (or only some) nodes"),
  'command': (RunClusterCommand, ARGS_ATLEAST(1), [DEBUG_OPT, node_option],
631
              "[-n node...] <command>",
Iustin Pop's avatar
Iustin Pop committed
632
633
              "Runs a command on all (or only some) nodes"),
  'info': (ShowClusterConfig, ARGS_NONE, [DEBUG_OPT],
634
                 "", "Show cluster configuration"),
635
  'list-tags': (ListTags, ARGS_NONE,
636
                [DEBUG_OPT], "", "List the tags of the cluster"),
637
  'add-tags': (AddTags, ARGS_ANY, [DEBUG_OPT, TAG_SRC_OPT],
638
               "tag...", "Add tags to the cluster"),
639
  'remove-tags': (RemoveTags, ARGS_ANY, [DEBUG_OPT, TAG_SRC_OPT],
640
                  "tag...", "Remove tags from the cluster"),
Iustin Pop's avatar
Iustin Pop committed
641
  'search-tags': (SearchTags, ARGS_ONE,
642
                  [DEBUG_OPT], "", "Searches the tags on all objects on"
Iustin Pop's avatar
Iustin Pop committed
643
                  " the cluster for a given pattern (regex)"),
644
645
  'queue': (QueueOps, ARGS_ONE, [DEBUG_OPT],
            "drain|undrain|info", "Change queue properties"),
646
647
648
649
650
651
652
653
654
655
656
  'modify': (SetClusterParams, ARGS_NONE,
             [DEBUG_OPT,
              make_option("-g", "--vg-name", dest="vg_name",
                          help="Specify the volume group name "
                          " (cluster-wide) for disk allocation "
                          "and enable lvm based storage",
                          metavar="VG",),
              make_option("--no-lvm-storage", dest="lvm_storage",
                          help="Disable support for lvm based instances"
                               " (cluster-wide)",
                          action="store_false", default=True,),
657
658
659
660
661
662
663
664
665
666
667
668
669
              make_option("--enabled-hypervisors", dest="enabled_hypervisors",
                          help="Comma-separated list of hypervisors",
                          type="string", default=None),
              ikv_option("-H", "--hypervisor-parameters", dest="hvparams",
                         help="Hypervisor and hypervisor options, in the"
                         " format"
                         " hypervisor:option=value,option=value,...",
                         default=[],
                         action="append",
                         type="identkeyval"),
              keyval_option("-B", "--backend-parameters", dest="beparams",
                            type="keyval", default={},
                            help="Backend parameters"),
670
671
672
              make_option("-C", "--candidate-pool-size", default=None,
                          help="Set the candidate pool size",
                          dest="candidate_pool_size", type="int"),
673
674
675
              ],
             "[opts...]",
             "Alters the parameters of the cluster"),
Iustin Pop's avatar
Iustin Pop committed
676
677
678
  }

if __name__ == '__main__':
679
  sys.exit(GenericMain(commands, override={"tag_type": constants.TAG_CLUSTER}))