4 # Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011, 2012 Google Inc.
6 # This program is free software; you can redistribute it and/or modify
7 # it under the terms of the GNU General Public License as published by
8 # the Free Software Foundation; either version 2 of the License, or
9 # (at your option) any later version.
11 # This program is distributed in the hope that it will be useful, but
12 # WITHOUT ANY WARRANTY; without even the implied warranty of
13 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 # General Public License for more details.
16 # You should have received a copy of the GNU General Public License
17 # along with this program; if not, write to the Free Software
18 # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 """Instance related commands"""
23 # pylint: disable=W0401,W0614,C0103
24 # W0401: Wildcard import ganeti.cli
25 # W0614: Unused import %s from wildcard import (since we need cli)
26 # C0103: Invalid name gnt-instance
32 from cStringIO import StringIO
34 from ganeti.cli import *
35 from ganeti import opcodes
36 from ganeti import constants
37 from ganeti import compat
38 from ganeti import utils
39 from ganeti import errors
40 from ganeti import netutils
41 from ganeti import ssh
42 from ganeti import objects
46 _EXPAND_CLUSTER = "cluster"
47 _EXPAND_NODES_BOTH = "nodes"
48 _EXPAND_NODES_PRI = "nodes-pri"
49 _EXPAND_NODES_SEC = "nodes-sec"
50 _EXPAND_NODES_BOTH_BY_TAGS = "nodes-by-tags"
51 _EXPAND_NODES_PRI_BY_TAGS = "nodes-pri-by-tags"
52 _EXPAND_NODES_SEC_BY_TAGS = "nodes-sec-by-tags"
53 _EXPAND_INSTANCES = "instances"
54 _EXPAND_INSTANCES_BY_TAGS = "instances-by-tags"
56 _EXPAND_NODES_TAGS_MODES = compat.UniqueFrozenset([
57 _EXPAND_NODES_BOTH_BY_TAGS,
58 _EXPAND_NODES_PRI_BY_TAGS,
59 _EXPAND_NODES_SEC_BY_TAGS,
62 #: default list of options for L{ListInstances}
64 "name", "hypervisor", "os", "pnode", "status", "oper_ram",
68 _ENV_OVERRIDE = compat.UniqueFrozenset(["list"])
70 _INST_DATA_VAL = ht.TListOf(ht.TDict)
73 def _ExpandMultiNames(mode, names, client=None):
74 """Expand the given names using the passed mode.
76 For _EXPAND_CLUSTER, all instances will be returned. For
77 _EXPAND_NODES_PRI/SEC, all instances having those nodes as
78 primary/secondary will be returned. For _EXPAND_NODES_BOTH, all
79 instances having those nodes as either primary or secondary will be
80 returned. For _EXPAND_INSTANCES, the given instances will be
83 @param mode: one of L{_EXPAND_CLUSTER}, L{_EXPAND_NODES_BOTH},
84 L{_EXPAND_NODES_PRI}, L{_EXPAND_NODES_SEC} or
86 @param names: a list of names; for cluster, it must be empty,
87 and for node and instance it must be a list of valid item
88 names (short names are valid as usual, e.g. node1 instead of
91 @return: the list of names after the expansion
92 @raise errors.ProgrammerError: for unknown selection type
93 @raise errors.OpPrereqError: for invalid input parameters
96 # pylint: disable=W0142
100 if mode == _EXPAND_CLUSTER:
102 raise errors.OpPrereqError("Cluster filter mode takes no arguments",
104 idata = client.QueryInstances([], ["name"], False)
105 inames = [row[0] for row in idata]
107 elif (mode in _EXPAND_NODES_TAGS_MODES or
108 mode in (_EXPAND_NODES_BOTH, _EXPAND_NODES_PRI, _EXPAND_NODES_SEC)):
109 if mode in _EXPAND_NODES_TAGS_MODES:
111 raise errors.OpPrereqError("No node tags passed", errors.ECODE_INVAL)
112 ndata = client.QueryNodes([], ["name", "pinst_list",
113 "sinst_list", "tags"], False)
114 ndata = [row for row in ndata if set(row[3]).intersection(names)]
117 raise errors.OpPrereqError("No node names passed", errors.ECODE_INVAL)
118 ndata = client.QueryNodes(names, ["name", "pinst_list", "sinst_list"],
121 ipri = [row[1] for row in ndata]
122 pri_names = list(itertools.chain(*ipri))
123 isec = [row[2] for row in ndata]
124 sec_names = list(itertools.chain(*isec))
125 if mode in (_EXPAND_NODES_BOTH, _EXPAND_NODES_BOTH_BY_TAGS):
126 inames = pri_names + sec_names
127 elif mode in (_EXPAND_NODES_PRI, _EXPAND_NODES_PRI_BY_TAGS):
129 elif mode in (_EXPAND_NODES_SEC, _EXPAND_NODES_SEC_BY_TAGS):
132 raise errors.ProgrammerError("Unhandled shutdown type")
133 elif mode == _EXPAND_INSTANCES:
135 raise errors.OpPrereqError("No instance names passed",
137 idata = client.QueryInstances(names, ["name"], False)
138 inames = [row[0] for row in idata]
139 elif mode == _EXPAND_INSTANCES_BY_TAGS:
141 raise errors.OpPrereqError("No instance tags passed",
143 idata = client.QueryInstances([], ["name", "tags"], False)
144 inames = [row[0] for row in idata if set(row[1]).intersection(names)]
146 raise errors.OpPrereqError("Unknown mode '%s'" % mode, errors.ECODE_INVAL)
151 def _EnsureInstancesExist(client, names):
152 """Check for and ensure the given instance names exist.
154 This function will raise an OpPrereqError in case they don't
155 exist. Otherwise it will exit cleanly.
157 @type client: L{ganeti.luxi.Client}
158 @param client: the client to use for the query
160 @param names: the list of instance names to query
161 @raise errors.OpPrereqError: in case any instance is missing
164 # TODO: change LUInstanceQuery to that it actually returns None
165 # instead of raising an exception, or devise a better mechanism
166 result = client.QueryInstances(names, ["name"], False)
167 for orig_name, row in zip(names, result):
169 raise errors.OpPrereqError("Instance '%s' does not exist" % orig_name,
173 def GenericManyOps(operation, fn):
174 """Generic multi-instance operations.
176 The will return a wrapper that processes the options and arguments
177 given, and uses the passed function to build the opcode needed for
178 the specific operation. Thus all the generic loop/confirmation code
179 is abstracted into this function.
182 def realfn(opts, args):
183 if opts.multi_mode is None:
184 opts.multi_mode = _EXPAND_INSTANCES
186 inames = _ExpandMultiNames(opts.multi_mode, args, client=cl)
188 if opts.multi_mode == _EXPAND_CLUSTER:
189 ToStdout("Cluster is empty, no instances to shutdown")
191 raise errors.OpPrereqError("Selection filter does not match"
192 " any instances", errors.ECODE_INVAL)
193 multi_on = opts.multi_mode != _EXPAND_INSTANCES or len(inames) > 1
194 if not (opts.force_multi or not multi_on
195 or ConfirmOperation(inames, "instances", operation)):
197 jex = JobExecutor(verbose=multi_on, cl=cl, opts=opts)
200 jex.QueueJob(name, op)
201 results = jex.WaitOrShow(not opts.submit_only)
202 rcode = compat.all(row[0] for row in results)
203 return int(not rcode)
207 def ListInstances(opts, args):
208 """List instances and their properties.
210 @param opts: the command line options selected by the user
212 @param args: should be an empty list
214 @return: the desired exit code
217 selected_fields = ParseFields(opts.output, _LIST_DEF_FIELDS)
219 fmtoverride = dict.fromkeys(["tags", "disk.sizes", "nic.macs", "nic.ips",
220 "nic.modes", "nic.links", "nic.bridges",
222 "snodes", "snodes.group", "snodes.group.uuid"],
223 (lambda value: ",".join(str(item)
227 return GenericList(constants.QR_INSTANCE, selected_fields, args, opts.units,
228 opts.separator, not opts.no_headers,
229 format_override=fmtoverride, verbose=opts.verbose,
230 force_filter=opts.force_filter)
233 def ListInstanceFields(opts, args):
234 """List instance fields.
236 @param opts: the command line options selected by the user
238 @param args: fields to list, or empty for all
240 @return: the desired exit code
243 return GenericListFields(constants.QR_INSTANCE, args, opts.separator,
247 def AddInstance(opts, args):
248 """Add an instance to the cluster.
250 This is just a wrapper over GenericInstanceCreate.
253 return GenericInstanceCreate(constants.INSTANCE_CREATE, opts, args)
256 def BatchCreate(opts, args):
257 """Create instances using a definition file.
259 This function reads a json file with L{opcodes.OpInstanceCreate}
262 @param opts: the command line options selected by the user
264 @param args: should contain one element, the json filename
266 @return: the desired exit code
269 (json_filename,) = args
273 instance_data = simplejson.loads(utils.ReadFile(json_filename))
274 except Exception, err: # pylint: disable=W0703
275 ToStderr("Can't parse the instance definition file: %s" % str(err))
278 if not _INST_DATA_VAL(instance_data):
279 ToStderr("The instance definition file is not %s" % _INST_DATA_VAL)
283 possible_params = set(opcodes.OpInstanceCreate.GetAllSlots())
284 for (idx, inst) in enumerate(instance_data):
285 unknown = set(inst.keys()) - possible_params
288 # TODO: Suggest closest match for more user friendly experience
289 raise errors.OpPrereqError("Unknown fields in definition %s: %s" %
290 (idx, utils.CommaJoin(unknown)),
293 op = opcodes.OpInstanceCreate(**inst) # pylint: disable=W0142
297 op = opcodes.OpInstanceMultiAlloc(iallocator=opts.iallocator,
299 result = SubmitOrSend(op, opts, cl=cl)
301 # Keep track of submitted jobs
302 jex = JobExecutor(cl=cl, opts=opts)
304 for (status, job_id) in result[constants.JOB_IDS_KEY]:
305 jex.AddJobId(None, status, job_id)
307 results = jex.GetResults()
308 bad_cnt = len([row for row in results if not row[0]])
310 ToStdout("All instances created successfully.")
311 rcode = constants.EXIT_SUCCESS
313 ToStdout("There were %s errors during the creation.", bad_cnt)
314 rcode = constants.EXIT_FAILURE
319 def ReinstallInstance(opts, args):
320 """Reinstall an instance.
322 @param opts: the command line options selected by the user
324 @param args: should contain only one element, the name of the
325 instance to be reinstalled
327 @return: the desired exit code
330 # first, compute the desired name list
331 if opts.multi_mode is None:
332 opts.multi_mode = _EXPAND_INSTANCES
334 inames = _ExpandMultiNames(opts.multi_mode, args)
336 raise errors.OpPrereqError("Selection filter does not match any instances",
339 # second, if requested, ask for an OS
340 if opts.select_os is True:
341 op = opcodes.OpOsDiagnose(output_fields=["name", "variants"], names=[])
342 result = SubmitOpCode(op, opts=opts)
345 ToStdout("Can't get the OS list")
348 ToStdout("Available OS templates:")
351 for (name, variants) in result:
352 for entry in CalculateOSNames(name, variants):
353 ToStdout("%3s: %s", number, entry)
354 choices.append(("%s" % number, entry, entry))
357 choices.append(("x", "exit", "Exit gnt-instance reinstall"))
358 selected = AskUser("Enter OS template number (or x to abort):",
361 if selected == "exit":
362 ToStderr("User aborted reinstall, exiting")
366 os_msg = "change the OS to '%s'" % selected
369 if opts.os is not None:
370 os_msg = "change the OS to '%s'" % os_name
372 os_msg = "keep the same OS"
374 # third, get confirmation: multi-reinstall requires --force-multi,
375 # single-reinstall either --force or --force-multi (--force-multi is
376 # a stronger --force)
377 multi_on = opts.multi_mode != _EXPAND_INSTANCES or len(inames) > 1
379 warn_msg = ("Note: this will remove *all* data for the"
380 " below instances! It will %s.\n" % os_msg)
381 if not (opts.force_multi or
382 ConfirmOperation(inames, "instances", "reinstall", extra=warn_msg)):
385 if not (opts.force or opts.force_multi):
386 usertext = ("This will reinstall the instance '%s' (and %s) which"
387 " removes all data. Continue?") % (inames[0], os_msg)
388 if not AskUser(usertext):
391 jex = JobExecutor(verbose=multi_on, opts=opts)
392 for instance_name in inames:
393 op = opcodes.OpInstanceReinstall(instance_name=instance_name,
395 force_variant=opts.force_variant,
396 osparams=opts.osparams)
397 jex.QueueJob(instance_name, op)
399 results = jex.WaitOrShow(not opts.submit_only)
401 if compat.all(map(compat.fst, results)):
402 return constants.EXIT_SUCCESS
404 return constants.EXIT_FAILURE
407 def RemoveInstance(opts, args):
408 """Remove an instance.
410 @param opts: the command line options selected by the user
412 @param args: should contain only one element, the name of
413 the instance to be removed
415 @return: the desired exit code
418 instance_name = args[0]
423 _EnsureInstancesExist(cl, [instance_name])
425 usertext = ("This will remove the volumes of the instance %s"
426 " (including mirrors), thus removing all the data"
427 " of the instance. Continue?") % instance_name
428 if not AskUser(usertext):
431 op = opcodes.OpInstanceRemove(instance_name=instance_name,
432 ignore_failures=opts.ignore_failures,
433 shutdown_timeout=opts.shutdown_timeout)
434 SubmitOrSend(op, opts, cl=cl)
438 def RenameInstance(opts, args):
439 """Rename an instance.
441 @param opts: the command line options selected by the user
443 @param args: should contain two elements, the old and the
446 @return: the desired exit code
449 if not opts.name_check:
450 if not AskUser("As you disabled the check of the DNS entry, please verify"
451 " that '%s' is a FQDN. Continue?" % args[1]):
454 op = opcodes.OpInstanceRename(instance_name=args[0],
456 ip_check=opts.ip_check,
457 name_check=opts.name_check)
458 result = SubmitOrSend(op, opts)
461 ToStdout("Instance '%s' renamed to '%s'", args[0], result)
466 def ActivateDisks(opts, args):
467 """Activate an instance's disks.
469 This serves two purposes:
470 - it allows (as long as the instance is not running)
471 mounting the disks and modifying them from the node
472 - it repairs inactive secondary drbds
474 @param opts: the command line options selected by the user
476 @param args: should contain only one element, the instance name
478 @return: the desired exit code
481 instance_name = args[0]
482 op = opcodes.OpInstanceActivateDisks(instance_name=instance_name,
483 ignore_size=opts.ignore_size,
484 wait_for_sync=opts.wait_for_sync)
485 disks_info = SubmitOrSend(op, opts)
486 for host, iname, nname in disks_info:
487 ToStdout("%s:%s:%s", host, iname, nname)
491 def DeactivateDisks(opts, args):
492 """Deactivate an instance's disks.
494 This function takes the instance name, looks for its primary node
495 and the tries to shutdown its block devices on that node.
497 @param opts: the command line options selected by the user
499 @param args: should contain only one element, the instance name
501 @return: the desired exit code
504 instance_name = args[0]
505 op = opcodes.OpInstanceDeactivateDisks(instance_name=instance_name,
507 SubmitOrSend(op, opts)
511 def RecreateDisks(opts, args):
512 """Recreate an instance's disks.
514 @param opts: the command line options selected by the user
516 @param args: should contain only one element, the instance name
518 @return: the desired exit code
521 instance_name = args[0]
526 for didx, ddict in opts.disks:
529 if not ht.TDict(ddict):
530 msg = "Invalid disk/%d value: expected dict, got %s" % (didx, ddict)
531 raise errors.OpPrereqError(msg, errors.ECODE_INVAL)
533 if constants.IDISK_SIZE in ddict:
535 ddict[constants.IDISK_SIZE] = \
536 utils.ParseUnit(ddict[constants.IDISK_SIZE])
537 except ValueError, err:
538 raise errors.OpPrereqError("Invalid disk size for disk %d: %s" %
539 (didx, err), errors.ECODE_INVAL)
541 disks.append((didx, ddict))
543 # TODO: Verify modifyable parameters (already done in
544 # LUInstanceRecreateDisks, but it'd be nice to have in the client)
548 msg = "At most one of either --nodes or --iallocator can be passed"
549 raise errors.OpPrereqError(msg, errors.ECODE_INVAL)
550 pnode, snode = SplitNodeOption(opts.node)
552 if snode is not None:
557 op = opcodes.OpInstanceRecreateDisks(instance_name=instance_name,
558 disks=disks, nodes=nodes,
559 iallocator=opts.iallocator)
560 SubmitOrSend(op, opts)
565 def GrowDisk(opts, args):
566 """Grow an instance's disks.
568 @param opts: the command line options selected by the user
570 @param args: should contain three elements, the target instance name,
571 the target disk id, and the target growth
573 @return: the desired exit code
580 except (TypeError, ValueError), err:
581 raise errors.OpPrereqError("Invalid disk index: %s" % str(err),
584 amount = utils.ParseUnit(args[2])
585 except errors.UnitParseError:
586 raise errors.OpPrereqError("Can't parse the given amount '%s'" % args[2],
588 op = opcodes.OpInstanceGrowDisk(instance_name=instance,
589 disk=disk, amount=amount,
590 wait_for_sync=opts.wait_for_sync,
591 absolute=opts.absolute)
592 SubmitOrSend(op, opts)
596 def _StartupInstance(name, opts):
597 """Startup instances.
599 This returns the opcode to start an instance, and its decorator will
600 wrap this into a loop starting all desired instances.
602 @param name: the name of the instance to act on
603 @param opts: the command line options selected by the user
604 @return: the opcode needed for the operation
607 op = opcodes.OpInstanceStartup(instance_name=name,
609 ignore_offline_nodes=opts.ignore_offline,
610 no_remember=opts.no_remember,
611 startup_paused=opts.startup_paused)
612 # do not add these parameters to the opcode unless they're defined
614 op.hvparams = opts.hvparams
616 op.beparams = opts.beparams
620 def _RebootInstance(name, opts):
621 """Reboot instance(s).
623 This returns the opcode to reboot an instance, and its decorator
624 will wrap this into a loop rebooting all desired instances.
626 @param name: the name of the instance to act on
627 @param opts: the command line options selected by the user
628 @return: the opcode needed for the operation
631 return opcodes.OpInstanceReboot(instance_name=name,
632 reboot_type=opts.reboot_type,
633 ignore_secondaries=opts.ignore_secondaries,
634 shutdown_timeout=opts.shutdown_timeout)
637 def _ShutdownInstance(name, opts):
638 """Shutdown an instance.
640 This returns the opcode to shutdown an instance, and its decorator
641 will wrap this into a loop shutting down all desired instances.
643 @param name: the name of the instance to act on
644 @param opts: the command line options selected by the user
645 @return: the opcode needed for the operation
648 return opcodes.OpInstanceShutdown(instance_name=name,
650 timeout=opts.timeout,
651 ignore_offline_nodes=opts.ignore_offline,
652 no_remember=opts.no_remember)
655 def ReplaceDisks(opts, args):
656 """Replace the disks of an instance
658 @param opts: the command line options selected by the user
660 @param args: should contain only one element, the instance name
662 @return: the desired exit code
665 new_2ndary = opts.dst_node
666 iallocator = opts.iallocator
667 if opts.disks is None:
671 disks = [int(i) for i in opts.disks.split(",")]
672 except (TypeError, ValueError), err:
673 raise errors.OpPrereqError("Invalid disk index passed: %s" % str(err),
675 cnt = [opts.on_primary, opts.on_secondary, opts.auto,
676 new_2ndary is not None, iallocator is not None].count(True)
678 raise errors.OpPrereqError("One and only one of the -p, -s, -a, -n and -I"
679 " options must be passed", errors.ECODE_INVAL)
680 elif opts.on_primary:
681 mode = constants.REPLACE_DISK_PRI
682 elif opts.on_secondary:
683 mode = constants.REPLACE_DISK_SEC
685 mode = constants.REPLACE_DISK_AUTO
687 raise errors.OpPrereqError("Cannot specify disks when using automatic"
688 " mode", errors.ECODE_INVAL)
689 elif new_2ndary is not None or iallocator is not None:
691 mode = constants.REPLACE_DISK_CHG
693 op = opcodes.OpInstanceReplaceDisks(instance_name=args[0], disks=disks,
694 remote_node=new_2ndary, mode=mode,
695 iallocator=iallocator,
696 early_release=opts.early_release,
697 ignore_ipolicy=opts.ignore_ipolicy)
698 SubmitOrSend(op, opts)
702 def FailoverInstance(opts, args):
703 """Failover an instance.
705 The failover is done by shutting it down on its present node and
706 starting it on the secondary.
708 @param opts: the command line options selected by the user
710 @param args: should contain only one element, the instance name
712 @return: the desired exit code
716 instance_name = args[0]
718 iallocator = opts.iallocator
719 target_node = opts.dst_node
721 if iallocator and target_node:
722 raise errors.OpPrereqError("Specify either an iallocator (-I), or a target"
723 " node (-n) but not both", errors.ECODE_INVAL)
726 _EnsureInstancesExist(cl, [instance_name])
728 usertext = ("Failover will happen to image %s."
729 " This requires a shutdown of the instance. Continue?" %
731 if not AskUser(usertext):
734 op = opcodes.OpInstanceFailover(instance_name=instance_name,
735 ignore_consistency=opts.ignore_consistency,
736 shutdown_timeout=opts.shutdown_timeout,
737 iallocator=iallocator,
738 target_node=target_node,
739 ignore_ipolicy=opts.ignore_ipolicy)
740 SubmitOrSend(op, opts, cl=cl)
744 def MigrateInstance(opts, args):
745 """Migrate an instance.
747 The migrate is done without shutdown.
749 @param opts: the command line options selected by the user
751 @param args: should contain only one element, the instance name
753 @return: the desired exit code
757 instance_name = args[0]
759 iallocator = opts.iallocator
760 target_node = opts.dst_node
762 if iallocator and target_node:
763 raise errors.OpPrereqError("Specify either an iallocator (-I), or a target"
764 " node (-n) but not both", errors.ECODE_INVAL)
767 _EnsureInstancesExist(cl, [instance_name])
770 usertext = ("Instance %s will be recovered from a failed migration."
771 " Note that the migration procedure (including cleanup)" %
774 usertext = ("Instance %s will be migrated. Note that migration" %
776 usertext += (" might impact the instance if anything goes wrong"
777 " (e.g. due to bugs in the hypervisor). Continue?")
778 if not AskUser(usertext):
781 # this should be removed once --non-live is deprecated
782 if not opts.live and opts.migration_mode is not None:
783 raise errors.OpPrereqError("Only one of the --non-live and "
784 "--migration-mode options can be passed",
786 if not opts.live: # --non-live passed
787 mode = constants.HT_MIGRATION_NONLIVE
789 mode = opts.migration_mode
791 op = opcodes.OpInstanceMigrate(instance_name=instance_name, mode=mode,
792 cleanup=opts.cleanup, iallocator=iallocator,
793 target_node=target_node,
794 allow_failover=opts.allow_failover,
795 allow_runtime_changes=opts.allow_runtime_chgs,
796 ignore_ipolicy=opts.ignore_ipolicy)
797 SubmitOrSend(op, cl=cl, opts=opts)
801 def MoveInstance(opts, args):
804 @param opts: the command line options selected by the user
806 @param args: should contain only one element, the instance name
808 @return: the desired exit code
812 instance_name = args[0]
816 usertext = ("Instance %s will be moved."
817 " This requires a shutdown of the instance. Continue?" %
819 if not AskUser(usertext):
822 op = opcodes.OpInstanceMove(instance_name=instance_name,
823 target_node=opts.node,
824 shutdown_timeout=opts.shutdown_timeout,
825 ignore_consistency=opts.ignore_consistency,
826 ignore_ipolicy=opts.ignore_ipolicy)
827 SubmitOrSend(op, opts, cl=cl)
831 def ConnectToInstanceConsole(opts, args):
832 """Connect to the console of an instance.
834 @param opts: the command line options selected by the user
836 @param args: should contain only one element, the instance name
838 @return: the desired exit code
841 instance_name = args[0]
845 cluster_name = cl.QueryConfigValues(["cluster_name"])[0]
846 ((console_data, oper_state), ) = \
847 cl.QueryInstances([instance_name], ["console", "oper_state"], False)
849 # Ensure client connection is closed while external commands are run
856 # Instance is running
857 raise errors.OpExecError("Console information for instance %s is"
858 " unavailable" % instance_name)
860 raise errors.OpExecError("Instance %s is not running, can't get console" %
863 return _DoConsole(objects.InstanceConsole.FromDict(console_data),
864 opts.show_command, cluster_name)
867 def _DoConsole(console, show_command, cluster_name, feedback_fn=ToStdout,
868 _runcmd_fn=utils.RunCmd):
869 """Acts based on the result of L{opcodes.OpInstanceConsole}.
871 @type console: L{objects.InstanceConsole}
872 @param console: Console object
873 @type show_command: bool
874 @param show_command: Whether to just display commands
875 @type cluster_name: string
876 @param cluster_name: Cluster name as retrieved from master daemon
879 assert console.Validate()
881 if console.kind == constants.CONS_MESSAGE:
882 feedback_fn(console.message)
883 elif console.kind == constants.CONS_VNC:
884 feedback_fn("Instance %s has VNC listening on %s:%s (display %s),"
885 " URL <vnc://%s:%s/>",
886 console.instance, console.host, console.port,
887 console.display, console.host, console.port)
888 elif console.kind == constants.CONS_SPICE:
889 feedback_fn("Instance %s has SPICE listening on %s:%s", console.instance,
890 console.host, console.port)
891 elif console.kind == constants.CONS_SSH:
892 # Convert to string if not already one
893 if isinstance(console.command, basestring):
894 cmd = console.command
896 cmd = utils.ShellQuoteArgs(console.command)
898 srun = ssh.SshRunner(cluster_name=cluster_name)
899 ssh_cmd = srun.BuildCmd(console.host, console.user, cmd,
900 batch=True, quiet=False, tty=True)
903 feedback_fn(utils.ShellQuoteArgs(ssh_cmd))
905 result = _runcmd_fn(ssh_cmd, interactive=True)
907 logging.error("Console command \"%s\" failed with reason '%s' and"
908 " output %r", result.cmd, result.fail_reason,
910 raise errors.OpExecError("Connection to console of instance %s failed,"
911 " please check cluster configuration" %
914 raise errors.GenericError("Unknown console type '%s'" % console.kind)
916 return constants.EXIT_SUCCESS
919 def _FormatLogicalID(dev_type, logical_id, roman):
920 """Formats the logical_id of a disk.
923 if dev_type == constants.LD_DRBD8:
924 node_a, node_b, port, minor_a, minor_b, key = logical_id
926 ("nodeA", "%s, minor=%s" % (node_a, compat.TryToRoman(minor_a,
928 ("nodeB", "%s, minor=%s" % (node_b, compat.TryToRoman(minor_b,
930 ("port", compat.TryToRoman(port, convert=roman)),
933 elif dev_type == constants.LD_LV:
934 vg_name, lv_name = logical_id
935 data = ["%s/%s" % (vg_name, lv_name)]
937 data = [str(logical_id)]
942 def _FormatBlockDevInfo(idx, top_level, dev, roman):
943 """Show block device information.
945 This is only used by L{ShowInstanceConfig}, but it's too big to be
946 left for an inline definition.
949 @param idx: the index of the current disk
950 @type top_level: boolean
951 @param top_level: if this a top-level disk?
953 @param dev: dictionary with disk information
955 @param roman: whether to try to use roman integers
956 @return: a list of either strings, tuples or lists
957 (which should be formatted at a higher indent level)
960 def helper(dtype, status):
961 """Format one line for physical device status.
964 @param dtype: a constant from the L{constants.LDS_BLOCK} set
966 @param status: a tuple as returned from L{backend.FindBlockDevice}
967 @return: the string representing the status
973 (path, major, minor, syncp, estt, degr, ldisk_status) = status
977 major_string = str(compat.TryToRoman(major, convert=roman))
982 minor_string = str(compat.TryToRoman(minor, convert=roman))
984 txt += ("%s (%s:%s)" % (path, major_string, minor_string))
985 if dtype in (constants.LD_DRBD8, ):
986 if syncp is not None:
987 sync_text = "*RECOVERING* %5.2f%%," % syncp
989 sync_text += " ETA %ss" % compat.TryToRoman(estt, convert=roman)
991 sync_text += " ETA unknown"
993 sync_text = "in sync"
995 degr_text = "*DEGRADED*"
998 if ldisk_status == constants.LDS_FAULTY:
999 ldisk_text = " *MISSING DISK*"
1000 elif ldisk_status == constants.LDS_UNKNOWN:
1001 ldisk_text = " *UNCERTAIN STATE*"
1004 txt += (" %s, status %s%s" % (sync_text, degr_text, ldisk_text))
1005 elif dtype == constants.LD_LV:
1006 if ldisk_status == constants.LDS_FAULTY:
1007 ldisk_text = " *FAILED* (failed drive?)"
1015 if dev["iv_name"] is not None:
1016 txt = dev["iv_name"]
1018 txt = "disk %s" % compat.TryToRoman(idx, convert=roman)
1020 txt = "child %s" % compat.TryToRoman(idx, convert=roman)
1021 if isinstance(dev["size"], int):
1022 nice_size = utils.FormatUnit(dev["size"], "h")
1024 nice_size = dev["size"]
1025 d1 = ["- %s: %s, size %s" % (txt, dev["dev_type"], nice_size)]
1028 data.append(("access mode", dev["mode"]))
1029 if dev["logical_id"] is not None:
1031 l_id = _FormatLogicalID(dev["dev_type"], dev["logical_id"], roman)
1033 l_id = [str(dev["logical_id"])]
1035 data.append(("logical_id", l_id[0]))
1038 elif dev["physical_id"] is not None:
1039 data.append("physical_id:")
1040 data.append([dev["physical_id"]])
1043 data.append(("on primary", helper(dev["dev_type"], dev["pstatus"])))
1046 data.append(("on secondary", helper(dev["dev_type"], dev["sstatus"])))
1049 data.append("child devices:")
1050 for c_idx, child in enumerate(dev["children"]):
1051 data.append(_FormatBlockDevInfo(c_idx, False, child, roman))
1056 def _FormatList(buf, data, indent_level):
1057 """Formats a list of data at a given indent level.
1059 If the element of the list is:
1060 - a string, it is simply formatted as is
1061 - a tuple, it will be split into key, value and the all the
1062 values in a list will be aligned all at the same start column
1063 - a list, will be recursively formatted
1066 @param buf: the buffer into which we write the output
1067 @param data: the list to format
1068 @type indent_level: int
1069 @param indent_level: the indent level to format at
1072 max_tlen = max([len(elem[0]) for elem in data
1073 if isinstance(elem, tuple)] or [0])
1075 if isinstance(elem, basestring):
1076 buf.write("%*s%s\n" % (2 * indent_level, "", elem))
1077 elif isinstance(elem, tuple):
1079 spacer = "%*s" % (max_tlen - len(key), "")
1080 buf.write("%*s%s:%s %s\n" % (2 * indent_level, "", key, spacer, value))
1081 elif isinstance(elem, list):
1082 _FormatList(buf, elem, indent_level + 1)
1085 def ShowInstanceConfig(opts, args):
1086 """Compute instance run-time status.
1088 @param opts: the command line options selected by the user
1090 @param args: either an empty list, and then we query all
1091 instances, or should contain a list of instance names
1093 @return: the desired exit code
1096 if not args and not opts.show_all:
1097 ToStderr("No instance selected."
1098 " Please pass in --all if you want to query all instances.\n"
1099 "Note that this can take a long time on a big cluster.")
1101 elif args and opts.show_all:
1102 ToStderr("Cannot use --all if you specify instance names.")
1106 op = opcodes.OpInstanceQueryData(instances=args, static=opts.static,
1107 use_locking=not opts.static)
1108 result = SubmitOpCode(op, opts=opts)
1110 ToStdout("No instances.")
1115 for instance_name in result:
1116 instance = result[instance_name]
1117 buf.write("Instance name: %s\n" % instance["name"])
1118 buf.write("UUID: %s\n" % instance["uuid"])
1119 buf.write("Serial number: %s\n" %
1120 compat.TryToRoman(instance["serial_no"],
1121 convert=opts.roman_integers))
1122 buf.write("Creation time: %s\n" % utils.FormatTime(instance["ctime"]))
1123 buf.write("Modification time: %s\n" % utils.FormatTime(instance["mtime"]))
1124 buf.write("State: configured to be %s" % instance["config_state"])
1125 if instance["run_state"]:
1126 buf.write(", actual state is %s" % instance["run_state"])
1128 ##buf.write("Considered for memory checks in cluster verify: %s\n" %
1129 ## instance["auto_balance"])
1130 buf.write(" Nodes:\n")
1131 buf.write(" - primary: %s\n" % instance["pnode"])
1132 buf.write(" group: %s (UUID %s)\n" %
1133 (instance["pnode_group_name"], instance["pnode_group_uuid"]))
1134 buf.write(" - secondaries: %s\n" %
1135 utils.CommaJoin("%s (group %s, group UUID %s)" %
1136 (name, group_name, group_uuid)
1137 for (name, group_name, group_uuid) in
1138 zip(instance["snodes"],
1139 instance["snodes_group_names"],
1140 instance["snodes_group_uuids"])))
1141 buf.write(" Operating system: %s\n" % instance["os"])
1142 FormatParameterDict(buf, instance["os_instance"], instance["os_actual"],
1144 if "network_port" in instance:
1145 buf.write(" Allocated network port: %s\n" %
1146 compat.TryToRoman(instance["network_port"],
1147 convert=opts.roman_integers))
1148 buf.write(" Hypervisor: %s\n" % instance["hypervisor"])
1150 # custom VNC console information
1151 vnc_bind_address = instance["hv_actual"].get(constants.HV_VNC_BIND_ADDRESS,
1153 if vnc_bind_address:
1154 port = instance["network_port"]
1155 display = int(port) - constants.VNC_BASE_PORT
1156 if display > 0 and vnc_bind_address == constants.IP4_ADDRESS_ANY:
1157 vnc_console_port = "%s:%s (display %s)" % (instance["pnode"],
1160 elif display > 0 and netutils.IP4Address.IsValid(vnc_bind_address):
1161 vnc_console_port = ("%s:%s (node %s) (display %s)" %
1162 (vnc_bind_address, port,
1163 instance["pnode"], display))
1165 # vnc bind address is a file
1166 vnc_console_port = "%s:%s" % (instance["pnode"],
1168 buf.write(" - console connection: vnc to %s\n" % vnc_console_port)
1170 FormatParameterDict(buf, instance["hv_instance"], instance["hv_actual"],
1172 buf.write(" Hardware:\n")
1173 # deprecated "memory" value, kept for one version for compatibility
1174 # TODO(ganeti 2.7) remove.
1175 be_actual = copy.deepcopy(instance["be_actual"])
1176 be_actual["memory"] = be_actual[constants.BE_MAXMEM]
1177 FormatParameterDict(buf, instance["be_instance"], be_actual, level=2)
1178 # TODO(ganeti 2.7) rework the NICs as well
1179 buf.write(" - NICs:\n")
1180 for idx, (ip, mac, mode, link, network, _) in enumerate(instance["nics"]):
1181 buf.write(" - nic/%d: MAC: %s, IP: %s,"
1182 " mode: %s, link: %s, network: %s\n" %
1183 (idx, mac, ip, mode, link, network))
1184 buf.write(" Disk template: %s\n" % instance["disk_template"])
1185 buf.write(" Disks:\n")
1187 for idx, device in enumerate(instance["disks"]):
1188 _FormatList(buf, _FormatBlockDevInfo(idx, True, device,
1189 opts.roman_integers), 2)
1191 ToStdout(buf.getvalue().rstrip("\n"))
1195 def _ConvertNicDiskModifications(mods):
1196 """Converts NIC/disk modifications from CLI to opcode.
1198 When L{opcodes.OpInstanceSetParams} was changed to support adding/removing
1199 disks at arbitrary indices, its parameter format changed. This function
1200 converts legacy requests (e.g. "--net add" or "--disk add:size=4G") to the
1201 newer format and adds support for new-style requests (e.g. "--new 4:add").
1203 @type mods: list of tuples
1204 @param mods: Modifications as given by command line parser
1205 @rtype: list of tuples
1206 @return: Modifications as understood by L{opcodes.OpInstanceSetParams}
1211 for (idx, params) in mods:
1212 if idx == constants.DDM_ADD:
1213 # Add item as last item (legacy interface)
1214 action = constants.DDM_ADD
1216 elif idx == constants.DDM_REMOVE:
1217 # Remove last item (legacy interface)
1218 action = constants.DDM_REMOVE
1221 # Modifications and adding/removing at arbitrary indices
1224 except (TypeError, ValueError):
1225 raise errors.OpPrereqError("Non-numeric index '%s'" % idx,
1228 add = params.pop(constants.DDM_ADD, _MISSING)
1229 remove = params.pop(constants.DDM_REMOVE, _MISSING)
1230 modify = params.pop(constants.DDM_MODIFY, _MISSING)
1232 if modify is _MISSING:
1233 if not (add is _MISSING or remove is _MISSING):
1234 raise errors.OpPrereqError("Cannot add and remove at the same time",
1236 elif add is not _MISSING:
1237 action = constants.DDM_ADD
1238 elif remove is not _MISSING:
1239 action = constants.DDM_REMOVE
1241 action = constants.DDM_MODIFY
1243 elif add is _MISSING and remove is _MISSING:
1244 action = constants.DDM_MODIFY
1246 raise errors.OpPrereqError("Cannot modify and add/remove at the"
1247 " same time", errors.ECODE_INVAL)
1249 assert not (constants.DDMS_VALUES_WITH_MODIFY & set(params.keys()))
1251 if action == constants.DDM_REMOVE and params:
1252 raise errors.OpPrereqError("Not accepting parameters on removal",
1255 result.append((action, idxno, params))
1260 def _ParseDiskSizes(mods):
1261 """Parses disk sizes in parameters.
1264 for (action, _, params) in mods:
1265 if params and constants.IDISK_SIZE in params:
1266 params[constants.IDISK_SIZE] = \
1267 utils.ParseUnit(params[constants.IDISK_SIZE])
1268 elif action == constants.DDM_ADD:
1269 raise errors.OpPrereqError("Missing required parameter 'size'",
1275 def SetInstanceParams(opts, args):
1276 """Modifies an instance.
1278 All parameters take effect only at the next restart of the instance.
1280 @param opts: the command line options selected by the user
1282 @param args: should contain only one element, the instance name
1284 @return: the desired exit code
1287 if not (opts.nics or opts.disks or opts.disk_template or
1288 opts.hvparams or opts.beparams or opts.os or opts.osparams or
1289 opts.offline_inst or opts.online_inst or opts.runtime_mem):
1290 ToStderr("Please give at least one of the parameters.")
1293 for param in opts.beparams:
1294 if isinstance(opts.beparams[param], basestring):
1295 if opts.beparams[param].lower() == "default":
1296 opts.beparams[param] = constants.VALUE_DEFAULT
1298 utils.ForceDictType(opts.beparams, constants.BES_PARAMETER_COMPAT,
1299 allowed_values=[constants.VALUE_DEFAULT])
1301 for param in opts.hvparams:
1302 if isinstance(opts.hvparams[param], basestring):
1303 if opts.hvparams[param].lower() == "default":
1304 opts.hvparams[param] = constants.VALUE_DEFAULT
1306 utils.ForceDictType(opts.hvparams, constants.HVS_PARAMETER_TYPES,
1307 allowed_values=[constants.VALUE_DEFAULT])
1309 nics = _ConvertNicDiskModifications(opts.nics)
1310 disks = _ParseDiskSizes(_ConvertNicDiskModifications(opts.disks))
1312 if (opts.disk_template and
1313 opts.disk_template in constants.DTS_INT_MIRROR and
1315 ToStderr("Changing the disk template to a mirrored one requires"
1316 " specifying a secondary node")
1319 if opts.offline_inst:
1321 elif opts.online_inst:
1326 op = opcodes.OpInstanceSetParams(instance_name=args[0],
1329 disk_template=opts.disk_template,
1330 remote_node=opts.node,
1331 hvparams=opts.hvparams,
1332 beparams=opts.beparams,
1333 runtime_mem=opts.runtime_mem,
1335 osparams=opts.osparams,
1336 force_variant=opts.force_variant,
1338 wait_for_sync=opts.wait_for_sync,
1340 conflicts_check=opts.conflicts_check,
1341 ignore_ipolicy=opts.ignore_ipolicy)
1343 # even if here we process the result, we allow submit only
1344 result = SubmitOrSend(op, opts)
1347 ToStdout("Modified instance %s", args[0])
1348 for param, data in result:
1349 ToStdout(" - %-5s -> %s", param, data)
1350 ToStdout("Please don't forget that most parameters take effect"
1351 " only at the next (re)start of the instance initiated by"
1352 " ganeti; restarting from within the instance will"
1357 def ChangeGroup(opts, args):
1358 """Moves an instance to another group.
1361 (instance_name, ) = args
1365 op = opcodes.OpInstanceChangeGroup(instance_name=instance_name,
1366 iallocator=opts.iallocator,
1367 target_groups=opts.to,
1368 early_release=opts.early_release)
1369 result = SubmitOrSend(op, opts, cl=cl)
1371 # Keep track of submitted jobs
1372 jex = JobExecutor(cl=cl, opts=opts)
1374 for (status, job_id) in result[constants.JOB_IDS_KEY]:
1375 jex.AddJobId(None, status, job_id)
1377 results = jex.GetResults()
1378 bad_cnt = len([row for row in results if not row[0]])
1380 ToStdout("Instance '%s' changed group successfully.", instance_name)
1381 rcode = constants.EXIT_SUCCESS
1383 ToStdout("There were %s errors while changing group of instance '%s'.",
1384 bad_cnt, instance_name)
1385 rcode = constants.EXIT_FAILURE
1390 # multi-instance selection options
1391 m_force_multi = cli_option("--force-multiple", dest="force_multi",
1392 help="Do not ask for confirmation when more than"
1393 " one instance is affected",
1394 action="store_true", default=False)
1396 m_pri_node_opt = cli_option("--primary", dest="multi_mode",
1397 help="Filter by nodes (primary only)",
1398 const=_EXPAND_NODES_PRI, action="store_const")
1400 m_sec_node_opt = cli_option("--secondary", dest="multi_mode",
1401 help="Filter by nodes (secondary only)",
1402 const=_EXPAND_NODES_SEC, action="store_const")
1404 m_node_opt = cli_option("--node", dest="multi_mode",
1405 help="Filter by nodes (primary and secondary)",
1406 const=_EXPAND_NODES_BOTH, action="store_const")
1408 m_clust_opt = cli_option("--all", dest="multi_mode",
1409 help="Select all instances in the cluster",
1410 const=_EXPAND_CLUSTER, action="store_const")
1412 m_inst_opt = cli_option("--instance", dest="multi_mode",
1413 help="Filter by instance name [default]",
1414 const=_EXPAND_INSTANCES, action="store_const")
1416 m_node_tags_opt = cli_option("--node-tags", dest="multi_mode",
1417 help="Filter by node tag",
1418 const=_EXPAND_NODES_BOTH_BY_TAGS,
1419 action="store_const")
1421 m_pri_node_tags_opt = cli_option("--pri-node-tags", dest="multi_mode",
1422 help="Filter by primary node tag",
1423 const=_EXPAND_NODES_PRI_BY_TAGS,
1424 action="store_const")
1426 m_sec_node_tags_opt = cli_option("--sec-node-tags", dest="multi_mode",
1427 help="Filter by secondary node tag",
1428 const=_EXPAND_NODES_SEC_BY_TAGS,
1429 action="store_const")
1431 m_inst_tags_opt = cli_option("--tags", dest="multi_mode",
1432 help="Filter by instance tag",
1433 const=_EXPAND_INSTANCES_BY_TAGS,
1434 action="store_const")
1436 # this is defined separately due to readability only
1447 AddInstance, [ArgHost(min=1, max=1)], COMMON_CREATE_OPTS + add_opts,
1448 "[...] -t disk-type -n node[:secondary-node] -o os-type <name>",
1449 "Creates and adds a new instance to the cluster"),
1451 BatchCreate, [ArgFile(min=1, max=1)],
1452 [DRY_RUN_OPT, PRIORITY_OPT, IALLOCATOR_OPT, SUBMIT_OPT],
1454 "Create a bunch of instances based on specs in the file."),
1456 ConnectToInstanceConsole, ARGS_ONE_INSTANCE,
1457 [SHOWCMD_OPT, PRIORITY_OPT],
1458 "[--show-cmd] <instance>", "Opens a console on the specified instance"),
1460 FailoverInstance, ARGS_ONE_INSTANCE,
1461 [FORCE_OPT, IGNORE_CONSIST_OPT, SUBMIT_OPT, SHUTDOWN_TIMEOUT_OPT,
1462 DRY_RUN_OPT, PRIORITY_OPT, DST_NODE_OPT, IALLOCATOR_OPT,
1463 IGNORE_IPOLICY_OPT],
1464 "[-f] <instance>", "Stops the instance, changes its primary node and"
1465 " (if it was originally running) starts it on the new node"
1466 " (the secondary for mirrored instances or any node"
1467 " for shared storage)."),
1469 MigrateInstance, ARGS_ONE_INSTANCE,
1470 [FORCE_OPT, NONLIVE_OPT, MIGRATION_MODE_OPT, CLEANUP_OPT, DRY_RUN_OPT,
1471 PRIORITY_OPT, DST_NODE_OPT, IALLOCATOR_OPT, ALLOW_FAILOVER_OPT,
1472 IGNORE_IPOLICY_OPT, NORUNTIME_CHGS_OPT, SUBMIT_OPT],
1473 "[-f] <instance>", "Migrate instance to its secondary node"
1474 " (only for mirrored instances)"),
1476 MoveInstance, ARGS_ONE_INSTANCE,
1477 [FORCE_OPT, SUBMIT_OPT, SINGLE_NODE_OPT, SHUTDOWN_TIMEOUT_OPT,
1478 DRY_RUN_OPT, PRIORITY_OPT, IGNORE_CONSIST_OPT, IGNORE_IPOLICY_OPT],
1479 "[-f] <instance>", "Move instance to an arbitrary node"
1480 " (only for instances of type file and lv)"),
1482 ShowInstanceConfig, ARGS_MANY_INSTANCES,
1483 [STATIC_OPT, ALL_OPT, ROMAN_OPT, PRIORITY_OPT],
1484 "[-s] {--all | <instance>...}",
1485 "Show information on the specified instance(s)"),
1487 ListInstances, ARGS_MANY_INSTANCES,
1488 [NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, VERBOSE_OPT,
1491 "Lists the instances and their status. The available fields can be shown"
1492 " using the \"list-fields\" command (see the man page for details)."
1493 " The default field list is (in order): %s." %
1494 utils.CommaJoin(_LIST_DEF_FIELDS),
1497 ListInstanceFields, [ArgUnknown()],
1498 [NOHDR_OPT, SEP_OPT],
1500 "Lists all available fields for instances"),
1502 ReinstallInstance, [ArgInstance()],
1503 [FORCE_OPT, OS_OPT, FORCE_VARIANT_OPT, m_force_multi, m_node_opt,
1504 m_pri_node_opt, m_sec_node_opt, m_clust_opt, m_inst_opt, m_node_tags_opt,
1505 m_pri_node_tags_opt, m_sec_node_tags_opt, m_inst_tags_opt, SELECT_OS_OPT,
1506 SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT, OSPARAMS_OPT],
1507 "[-f] <instance>", "Reinstall a stopped instance"),
1509 RemoveInstance, ARGS_ONE_INSTANCE,
1510 [FORCE_OPT, SHUTDOWN_TIMEOUT_OPT, IGNORE_FAILURES_OPT, SUBMIT_OPT,
1511 DRY_RUN_OPT, PRIORITY_OPT],
1512 "[-f] <instance>", "Shuts down the instance and removes it"),
1515 [ArgInstance(min=1, max=1), ArgHost(min=1, max=1)],
1516 [NOIPCHECK_OPT, NONAMECHECK_OPT, SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1517 "<instance> <new_name>", "Rename the instance"),
1519 ReplaceDisks, ARGS_ONE_INSTANCE,
1520 [AUTO_REPLACE_OPT, DISKIDX_OPT, IALLOCATOR_OPT, EARLY_RELEASE_OPT,
1521 NEW_SECONDARY_OPT, ON_PRIMARY_OPT, ON_SECONDARY_OPT, SUBMIT_OPT,
1522 DRY_RUN_OPT, PRIORITY_OPT, IGNORE_IPOLICY_OPT],
1523 "[-s|-p|-a|-n NODE|-I NAME] <instance>",
1524 "Replaces disks for the instance"),
1526 SetInstanceParams, ARGS_ONE_INSTANCE,
1527 [BACKEND_OPT, DISK_OPT, FORCE_OPT, HVOPTS_OPT, NET_OPT, SUBMIT_OPT,
1528 DISK_TEMPLATE_OPT, SINGLE_NODE_OPT, OS_OPT, FORCE_VARIANT_OPT,
1529 OSPARAMS_OPT, DRY_RUN_OPT, PRIORITY_OPT, NWSYNC_OPT, OFFLINE_INST_OPT,
1530 ONLINE_INST_OPT, IGNORE_IPOLICY_OPT, RUNTIME_MEM_OPT,
1531 NOCONFLICTSCHECK_OPT],
1532 "<instance>", "Alters the parameters of an instance"),
1534 GenericManyOps("shutdown", _ShutdownInstance), [ArgInstance()],
1535 [FORCE_OPT, m_node_opt, m_pri_node_opt, m_sec_node_opt, m_clust_opt,
1536 m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
1537 m_inst_tags_opt, m_inst_opt, m_force_multi, TIMEOUT_OPT, SUBMIT_OPT,
1538 DRY_RUN_OPT, PRIORITY_OPT, IGNORE_OFFLINE_OPT, NO_REMEMBER_OPT],
1539 "<instance>", "Stops an instance"),
1541 GenericManyOps("startup", _StartupInstance), [ArgInstance()],
1542 [FORCE_OPT, m_force_multi, m_node_opt, m_pri_node_opt, m_sec_node_opt,
1543 m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
1544 m_inst_tags_opt, m_clust_opt, m_inst_opt, SUBMIT_OPT, HVOPTS_OPT,
1545 BACKEND_OPT, DRY_RUN_OPT, PRIORITY_OPT, IGNORE_OFFLINE_OPT,
1546 NO_REMEMBER_OPT, STARTUP_PAUSED_OPT],
1547 "<instance>", "Starts an instance"),
1549 GenericManyOps("reboot", _RebootInstance), [ArgInstance()],
1550 [m_force_multi, REBOOT_TYPE_OPT, IGNORE_SECONDARIES_OPT, m_node_opt,
1551 m_pri_node_opt, m_sec_node_opt, m_clust_opt, m_inst_opt, SUBMIT_OPT,
1552 m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
1553 m_inst_tags_opt, SHUTDOWN_TIMEOUT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1554 "<instance>", "Reboots an instance"),
1556 ActivateDisks, ARGS_ONE_INSTANCE,
1557 [SUBMIT_OPT, IGNORE_SIZE_OPT, PRIORITY_OPT, WFSYNC_OPT],
1558 "<instance>", "Activate an instance's disks"),
1559 "deactivate-disks": (
1560 DeactivateDisks, ARGS_ONE_INSTANCE,
1561 [FORCE_OPT, SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1562 "[-f] <instance>", "Deactivate an instance's disks"),
1564 RecreateDisks, ARGS_ONE_INSTANCE,
1565 [SUBMIT_OPT, DISK_OPT, NODE_PLACEMENT_OPT, DRY_RUN_OPT, PRIORITY_OPT,
1567 "<instance>", "Recreate an instance's disks"),
1570 [ArgInstance(min=1, max=1), ArgUnknown(min=1, max=1),
1571 ArgUnknown(min=1, max=1)],
1572 [SUBMIT_OPT, NWSYNC_OPT, DRY_RUN_OPT, PRIORITY_OPT, ABSOLUTE_OPT],
1573 "<instance> <disk> <size>", "Grow an instance's disk"),
1575 ChangeGroup, ARGS_ONE_INSTANCE,
1576 [TO_GROUP_OPT, IALLOCATOR_OPT, EARLY_RELEASE_OPT, PRIORITY_OPT, SUBMIT_OPT],
1577 "[-I <iallocator>] [--to <group>]", "Change group of instance"),
1579 ListTags, ARGS_ONE_INSTANCE, [],
1580 "<instance_name>", "List the tags of the given instance"),
1582 AddTags, [ArgInstance(min=1, max=1), ArgUnknown()],
1583 [TAG_SRC_OPT, PRIORITY_OPT, SUBMIT_OPT],
1584 "<instance_name> tag...", "Add tags to the given instance"),
1586 RemoveTags, [ArgInstance(min=1, max=1), ArgUnknown()],
1587 [TAG_SRC_OPT, PRIORITY_OPT, SUBMIT_OPT],
1588 "<instance_name> tag...", "Remove tags from given instance"),
1591 #: dictionary with aliases for commands
1600 return GenericMain(commands, aliases=aliases,
1601 override={"tag_type": constants.TAG_INSTANCE},
1602 env_override=_ENV_OVERRIDE)