gnt-cluster 24 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
  bootstrap.InitCluster(cluster_name=args[0],
                        secondary_ip=opts.secondary_ip,
                        vg_name=vg_name,
                        mac_prefix=opts.mac_prefix,
                        master_netdev=opts.master_netdev,
102
103
                        file_storage_dir=opts.file_storage_dir,
                        enabled_hypervisors=hvlist,
104
                        default_hypervisor=opts.default_hypervisor,
105
                        hvparams=hvparams,
106
                        beparams=beparams,
107
                        nicparams=nicparams,
108
                        candidate_pool_size=opts.candidate_pool_size,
109
                        modify_etc_hosts=opts.modify_etc_hosts,
110
                        )
Iustin Pop's avatar
Iustin Pop committed
111
112
113
  return 0


114
@UsesRPC
Iustin Pop's avatar
Iustin Pop committed
115
116
117
def DestroyCluster(opts, args):
  """Destroy the cluster.

118
119
120
121
122
  @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
123

Iustin Pop's avatar
Iustin Pop committed
124
125
  """
  if not opts.yes_do_it:
126
127
    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
128
129
130
    return 1

  op = opcodes.OpDestroyCluster()
Iustin Pop's avatar
Iustin Pop committed
131
132
133
134
  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
135
136
137
  return 0


138
139
140
def RenameCluster(opts, args):
  """Rename the cluster.

141
142
143
144
145
  @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
146
147
148
149
150
151
152
153

  """
  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
154
    if not AskUser(usertext):
155
156
157
158
159
160
161
      return 1

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


162
163
164
165
166
167
168
169
170
171
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

  """
172
  op = opcodes.OpRedistributeConfig()
173
174
175
176
  SubmitOrSend(op, opts)
  return 0


Iustin Pop's avatar
Iustin Pop committed
177
178
179
def ShowClusterVersion(opts, args):
  """Write version of ganeti software to the standard output.

180
181
182
183
184
  @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
185
186

  """
187
188
  cl = GetClient()
  result = cl.QueryClusterInfo()
189
190
191
192
193
  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
194
195
196
197
198
199
  return 0


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

200
201
202
203
204
  @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
205
206

  """
207
208
  master = bootstrap.GetMaster()
  ToStdout(master)
Iustin Pop's avatar
Iustin Pop committed
209
210
  return 0

211
212
213
214
215
216
217
218
219
220
221
def _PrintGroupedParams(paramsdict):
  """Print Grouped parameters (be, nic, disk) by group.

  @type paramsdict: dict of dicts
  @param paramsdict: {group: {param: value, ...}, ...}

  """
  for gr_name, gr_dict in paramsdict.items():
    ToStdout("  - %s:", gr_name)
    for item, val in gr_dict.iteritems():
      ToStdout("      %s: %s", item, val)
Iustin Pop's avatar
Iustin Pop committed
222
223
224
225

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

226
227
228
229
230
231
  @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
232
  """
233
234
  cl = GetClient()
  result = cl.QueryClusterInfo()
Iustin Pop's avatar
Iustin Pop committed
235

236
  ToStdout("Cluster name: %s", result["name"])
Iustin Pop's avatar
Iustin Pop committed
237

238
  ToStdout("Master node: %s", result["master"])
Iustin Pop's avatar
Iustin Pop committed
239

240
241
  ToStdout("Architecture (this node): %s (%s)",
           result["architecture"][0], result["architecture"][1])
Iustin Pop's avatar
Iustin Pop committed
242

243
  ToStdout("Default hypervisor: %s", result["default_hypervisor"])
244
  ToStdout("Enabled hypervisors: %s", ", ".join(result["enabled_hypervisors"]))
245

246
  ToStdout("Hypervisor parameters:")
247
  _PrintGroupedParams(result["hvparams"])
248

249
  ToStdout("Cluster parameters:")
250
  ToStdout("  - candidate pool size: %s", result["candidate_pool_size"])
251
252
253
  ToStdout("  - master netdev: %s", result["master_netdev"])
  ToStdout("  - lvm volume group: %s", result["volume_group_name"])
  ToStdout("  - file storage path: %s", result["file_storage_dir"])
254
255

  ToStdout("Default instance parameters:")
256
257
258
259
  _PrintGroupedParams(result["beparams"])

  ToStdout("Default nic parameters:")
  _PrintGroupedParams(result["nicparams"])
260

Iustin Pop's avatar
Iustin Pop committed
261
262
263
264
265
266
  return 0


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

267
268
269
270
271
272
  @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
273
274

  """
275
276
277
278
  filename = args[0]
  if not os.path.exists(filename):
    raise errors.OpPrereqError("No such filename '%s'" % filename)

Iustin Pop's avatar
Iustin Pop committed
279
280
  cl = GetClient()

281
282
  myname = utils.HostInfo().name

Iustin Pop's avatar
Iustin Pop committed
283
284
  cluster_name = cl.QueryConfigValues(["cluster_name"])[0]

285
286
  results = GetOnlineNodes(nodes=opts.nodes, cl=cl)
  results = [name for name in results if name != myname]
Michael Hanselmann's avatar
Michael Hanselmann committed
287

Iustin Pop's avatar
Iustin Pop committed
288
  srun = ssh.SshRunner(cluster_name=cluster_name)
289
290
  for node in results:
    if not srun.CopyFileToNode(node, filename):
291
      ToStderr("Copy of file %s to node %s failed", filename, node)
292

Iustin Pop's avatar
Iustin Pop committed
293
294
295
296
297
298
  return 0


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

299
300
301
302
303
  @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
304
305

  """
Iustin Pop's avatar
Iustin Pop committed
306
  cl = GetClient()
Michael Hanselmann's avatar
Michael Hanselmann committed
307

Iustin Pop's avatar
Iustin Pop committed
308
  command = " ".join(args)
309
310

  nodes = GetOnlineNodes(nodes=opts.nodes, cl=cl)
Iustin Pop's avatar
Iustin Pop committed
311
312
313

  cluster_name, master_node = cl.QueryConfigValues(["cluster_name",
                                                    "master_node"])
314

Iustin Pop's avatar
Iustin Pop committed
315
  srun = ssh.SshRunner(cluster_name=cluster_name)
316

Michael Hanselmann's avatar
Michael Hanselmann committed
317
  # Make sure master node is at list end
318
319
320
321
322
323
  if master_node in nodes:
    nodes.remove(master_node)
    nodes.append(master_node)

  for name in nodes:
    result = srun.Run(name, "root", command)
324
325
326
327
    ToStdout("------------------------------------------------")
    ToStdout("node: %s", name)
    ToStdout("%s", result.output)
    ToStdout("return code = %s", result.exit_code)
328
329

  return 0
Iustin Pop's avatar
Iustin Pop committed
330
331
332
333
334


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

335
336
337
338
339
  @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
340
341

  """
Iustin Pop's avatar
Iustin Pop committed
342
  skip_checks = []
343
344
345
  if opts.skip_nplusone_mem:
    skip_checks.append(constants.VERIFY_NPLUSONE_MEM)
  op = opcodes.OpVerifyCluster(skip_checks=skip_checks)
346
347
348
349
  if SubmitOpCode(op):
    return 0
  else:
    return 1
Iustin Pop's avatar
Iustin Pop committed
350
351


352
353
354
def VerifyDisks(opts, args):
  """Verify integrity of cluster disks.

355
356
357
358
359
  @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
360
361
362
363

  """
  op = opcodes.OpVerifyDisks()
  result = SubmitOpCode(op)
364
  if not isinstance(result, (list, tuple)) or len(result) != 3:
365
366
    raise errors.ProgrammerError("Unknown result type for OpVerifyDisks")

367
  bad_nodes, instances, missing = result
368

369
  retcode = constants.EXIT_SUCCESS
370

371
372
373
  if bad_nodes:
    for node, text in bad_nodes.items():
      ToStdout("Error gathering data on node %s: %s",
374
               node, utils.SafeEncode(text[-400:]))
375
      retcode |= 1
376
      ToStdout("You need to fix these nodes first before fixing instances")
377

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

  if missing:
    for iname, ival in missing.iteritems():
393
      all_missing = utils.all(ival, lambda x: x[0] in bad_nodes)
394
      if all_missing:
395
396
        ToStdout("Instance %s cannot be verified as it lives on"
                 " broken nodes", iname)
397
      else:
398
        ToStdout("Instance %s has missing logical volumes:", iname)
399
400
        ival.sort()
        for node, vol in ival:
401
          if node in bad_nodes:
402
            ToStdout("\tbroken node %s /dev/xenvg/%s", node, vol)
403
          else:
404
405
            ToStdout("\t%s /dev/xenvg/%s", node, vol)
    ToStdout("You need to run replace_disks for all the above"
406
407
           " instances, if this message persist after fixing nodes.")
    retcode |= 1
408
409
410
411

  return retcode


412
@UsesRPC
Iustin Pop's avatar
Iustin Pop committed
413
414
415
416
417
418
419
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.

420
421
422
423
424
425
  @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
426
  """
427
428
429
430
431
432
433
434
435
  if opts.no_voting:
    usertext = ("This will perform the failover even if most other nodes"
                " are down, or if this node is outdated. This is dangerous"
                " as it can lead to a non-consistent cluster. Check the"
                " gnt-cluster(8) man page before proceeding. Continue?")
    if not AskUser(usertext):
      return 1

  return bootstrap.MasterFailover(no_voting=opts.no_voting)
Iustin Pop's avatar
Iustin Pop committed
436
437


Iustin Pop's avatar
Iustin Pop committed
438
439
440
def SearchTags(opts, args):
  """Searches the tags on all the cluster.

441
442
443
444
445
446
  @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
447
448
449
450
451
452
453
454
  """
  op = opcodes.OpSearchTags(pattern=args[0])
  result = SubmitOpCode(op)
  if not result:
    return 1
  result = list(result)
  result.sort()
  for path, tag in result:
455
    ToStdout("%s %s", path, tag)
Iustin Pop's avatar
Iustin Pop committed
456
457


458
459
460
def SetClusterParams(opts, args):
  """Modify the cluster.

461
462
463
464
465
  @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
466
467

  """
468
469
  if not (not opts.lvm_storage or opts.vg_name or
          opts.enabled_hypervisors or opts.hvparams or
470
471
          opts.beparams or opts.nicparams or
          opts.candidate_pool_size is not None):
472
    ToStderr("Please give at least one of the parameters.")
473
474
475
476
    return 1

  vg_name = opts.vg_name
  if not opts.lvm_storage and opts.vg_name:
477
    ToStdout("Options --no-lvm-storage and --vg-name conflict.")
478
    return 1
479
480
  elif not opts.lvm_storage:
    vg_name = ''
481

482
483
484
485
  hvlist = opts.enabled_hypervisors
  if hvlist is not None:
    hvlist = hvlist.split(",")

486
487
  # a list of (name, dict) we can pass directly to dict() (or [])
  hvparams = dict(opts.hvparams)
488
489
  for hv, hv_params in hvparams.iteritems():
    utils.ForceDictType(hv_params, constants.HVS_PARAMETER_TYPES)
490
491

  beparams = opts.beparams
492
  utils.ForceDictType(beparams, constants.BES_PARAMETER_TYPES)
493

494
495
496
  nicparams = opts.nicparams
  utils.ForceDictType(nicparams, constants.NICS_PARAMETER_TYPES)

497
  op = opcodes.OpSetClusterParams(vg_name=vg_name,
498
499
                                  enabled_hypervisors=hvlist,
                                  hvparams=hvparams,
500
                                  beparams=beparams,
501
                                  nicparams=nicparams,
502
                                  candidate_pool_size=opts.candidate_pool_size)
503
504
505
506
  SubmitOpCode(op)
  return 0


507
508
509
def QueueOps(opts, args):
  """Queue operations.

510
511
512
513
514
515
  @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

516
517
518
519
520
521
522
523
524
  """
  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]:
525
      val = "set"
526
    else:
527
528
      val = "unset"
    ToStdout("The drain flag is %s" % val)
529
530
531
  else:
    raise errors.OpPrereqError("Command '%s' is not valid." % command)

532
533
  return 0

Iustin Pop's avatar
Iustin Pop committed
534
535
536
# 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",
537
538
539
                          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
540
541
542
543
544
545
546
547
548
549
550
551
552

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",
553
                        default=constants.DEFAULT_MAC_PREFIX,),
Iustin Pop's avatar
Iustin Pop committed
554
555
556
557
            make_option("-g", "--vg-name", dest="vg_name",
                        help="Specify the volume group name "
                        " (cluster-wide) for disk allocation [xenvg]",
                        metavar="VG",
558
                        default=None,),
559
560
            make_option("--master-netdev", dest="master_netdev",
                        help="Specify the node interface (cluster-wide)"
561
562
                          " on which the master IP address will be added "
                          " [%s]" % constants.DEFAULT_BRIDGE,
563
                        metavar="NETDEV",
564
                        default=constants.DEFAULT_BRIDGE,),
565
566
567
568
569
570
            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,),
571
572
573
574
            make_option("--no-lvm-storage", dest="lvm_storage",
                        help="No support for lvm based instances"
                             " (cluster-wide)",
                        action="store_false", default=True,),
575
576
577
578
            make_option("--no-etc-hosts", dest="modify_etc_hosts",
                        help="Don't modify /etc/hosts"
                             " (cluster-wide)",
                        action="store_false", default=True,),
579
580
581
            make_option("--enabled-hypervisors", dest="enabled_hypervisors",
                        help="Comma-separated list of hypervisors",
                        type="string", default=None),
582
583
584
585
586
            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),
587
588
589
590
591
592
593
594
595
596
            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"),
597
598
599
            keyval_option("-N", "--nic-parameters", dest="nicparams",
                          type="keyval", default={},
                          help="NIC parameters"),
600
601
602
603
            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
604
            ],
605
           "[opts...] <cluster_name>",
Iustin Pop's avatar
Iustin Pop committed
606
607
608
609
610
611
612
           "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"),
              ],
613
              "", "Destroy cluster"),
614
  'rename': (RenameCluster, ARGS_ONE, [DEBUG_OPT, FORCE_OPT],
615
               "<new_name>",
616
               "Renames the cluster"),
617
618
619
620
  '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"),
621
622
623
624
625
626
  '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,),
             ],
627
             "", "Does a check on the cluster configuration"),
628
  'verify-disks': (VerifyDisks, ARGS_NONE, [DEBUG_OPT],
629
                   "", "Does a check on the cluster disk status"),
630
631
632
633
634
635
  'masterfailover': (MasterFailover, ARGS_NONE, [DEBUG_OPT,
                     make_option("--no-voting", dest="no_voting",
                                 help="Skip node agreement check (dangerous)",
                                 action="store_true",
                                 default=False,),
                     ],
636
                     "", "Makes the current node the master"),
Iustin Pop's avatar
Iustin Pop committed
637
  'version': (ShowClusterVersion, ARGS_NONE, [DEBUG_OPT],
638
              "", "Shows the cluster version"),
Iustin Pop's avatar
Iustin Pop committed
639
  'getmaster': (ShowClusterMaster, ARGS_NONE, [DEBUG_OPT],
640
                "", "Shows the cluster master"),
Iustin Pop's avatar
Iustin Pop committed
641
  'copyfile': (ClusterCopyFile, ARGS_ONE, [DEBUG_OPT, node_option],
642
               "[-n node...] <filename>",
Iustin Pop's avatar
Iustin Pop committed
643
644
               "Copies a file to all (or only some) nodes"),
  'command': (RunClusterCommand, ARGS_ATLEAST(1), [DEBUG_OPT, node_option],
645
              "[-n node...] <command>",
Iustin Pop's avatar
Iustin Pop committed
646
647
              "Runs a command on all (or only some) nodes"),
  'info': (ShowClusterConfig, ARGS_NONE, [DEBUG_OPT],
648
                 "", "Show cluster configuration"),
649
  'list-tags': (ListTags, ARGS_NONE,
650
                [DEBUG_OPT], "", "List the tags of the cluster"),
651
  'add-tags': (AddTags, ARGS_ANY, [DEBUG_OPT, TAG_SRC_OPT],
652
               "tag...", "Add tags to the cluster"),
653
  'remove-tags': (RemoveTags, ARGS_ANY, [DEBUG_OPT, TAG_SRC_OPT],
654
                  "tag...", "Remove tags from the cluster"),
Iustin Pop's avatar
Iustin Pop committed
655
  'search-tags': (SearchTags, ARGS_ONE,
656
                  [DEBUG_OPT], "", "Searches the tags on all objects on"
Iustin Pop's avatar
Iustin Pop committed
657
                  " the cluster for a given pattern (regex)"),
658
659
  'queue': (QueueOps, ARGS_ONE, [DEBUG_OPT],
            "drain|undrain|info", "Change queue properties"),
660
661
662
663
664
665
666
667
668
669
670
  '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,),
671
672
673
674
675
676
677
678
679
680
681
682
683
              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"),
684
685
686
              keyval_option("-N", "--nic-parameters", dest="nicparams",
                            type="keyval", default={},
                            help="NIC parameters"),
687
688
689
              make_option("-C", "--candidate-pool-size", default=None,
                          help="Set the candidate pool size",
                          dest="candidate_pool_size", type="int"),
690
691
692
              ],
             "[opts...]",
             "Alters the parameters of the cluster"),
Iustin Pop's avatar
Iustin Pop committed
693
694
695
  }

if __name__ == '__main__':
696
  sys.exit(GenericMain(commands, override={"tag_type": constants.TAG_CLUSTER}))