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 = frozenset([
57 _EXPAND_NODES_BOTH_BY_TAGS,
58 _EXPAND_NODES_PRI_BY_TAGS,
59 _EXPAND_NODES_SEC_BY_TAGS,
63 #: default list of options for L{ListInstances}
65 "name", "hypervisor", "os", "pnode", "status", "oper_ram",
70 _ENV_OVERRIDE = frozenset(["list"])
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",
221 "snodes", "snodes.group", "snodes.group.uuid"],
222 (lambda value: ",".join(str(item)
226 return GenericList(constants.QR_INSTANCE, selected_fields, args, opts.units,
227 opts.separator, not opts.no_headers,
228 format_override=fmtoverride, verbose=opts.verbose,
229 force_filter=opts.force_filter)
232 def ListInstanceFields(opts, args):
233 """List instance fields.
235 @param opts: the command line options selected by the user
237 @param args: fields to list, or empty for all
239 @return: the desired exit code
242 return GenericListFields(constants.QR_INSTANCE, args, opts.separator,
246 def AddInstance(opts, args):
247 """Add an instance to the cluster.
249 This is just a wrapper over GenericInstanceCreate.
252 return GenericInstanceCreate(constants.INSTANCE_CREATE, opts, args)
255 def BatchCreate(opts, args):
256 """Create instances using a definition file.
258 This function reads a json file with instances defined
262 "disk_size": [20480],
268 "primary_node": "firstnode",
269 "secondary_node": "secondnode",
270 "iallocator": "dumb"}
273 Note that I{primary_node} and I{secondary_node} have precedence over
276 @param opts: the command line options selected by the user
278 @param args: should contain one element, the json filename
280 @return: the desired exit code
283 _DEFAULT_SPECS = {"disk_size": [20 * 1024],
286 "primary_node": None,
287 "secondary_node": None,
294 "file_storage_dir": None,
295 "force_variant": False,
296 "file_driver": "loop"}
298 def _PopulateWithDefaults(spec):
299 """Returns a new hash combined with default values."""
300 mydict = _DEFAULT_SPECS.copy()
305 """Validate the instance specs."""
306 # Validate fields required under any circumstances
307 for required_field in ("os", "template"):
308 if required_field not in spec:
309 raise errors.OpPrereqError('Required field "%s" is missing.' %
310 required_field, errors.ECODE_INVAL)
311 # Validate special fields
312 if spec["primary_node"] is not None:
313 if (spec["template"] in constants.DTS_INT_MIRROR and
314 spec["secondary_node"] is None):
315 raise errors.OpPrereqError("Template requires secondary node, but"
316 " there was no secondary provided.",
318 elif spec["iallocator"] is None:
319 raise errors.OpPrereqError("You have to provide at least a primary_node"
320 " or an iallocator.",
323 if (spec["hvparams"] and
324 not isinstance(spec["hvparams"], dict)):
325 raise errors.OpPrereqError("Hypervisor parameters must be a dict.",
328 json_filename = args[0]
330 instance_data = simplejson.loads(utils.ReadFile(json_filename))
331 except Exception, err: # pylint: disable=W0703
332 ToStderr("Can't parse the instance definition file: %s" % str(err))
335 if not isinstance(instance_data, dict):
336 ToStderr("The instance definition file is not in dict format.")
339 jex = JobExecutor(opts=opts)
341 # Iterate over the instances and do:
342 # * Populate the specs with default value
343 # * Validate the instance specs
344 i_names = utils.NiceSort(instance_data.keys()) # pylint: disable=E1103
346 specs = instance_data[name]
347 specs = _PopulateWithDefaults(specs)
350 hypervisor = specs["hypervisor"]
351 hvparams = specs["hvparams"]
354 for elem in specs["disk_size"]:
356 size = utils.ParseUnit(elem)
357 except (TypeError, ValueError), err:
358 raise errors.OpPrereqError("Invalid disk size '%s' for"
360 (elem, name, err), errors.ECODE_INVAL)
361 disks.append({"size": size})
363 utils.ForceDictType(specs["backend"], constants.BES_PARAMETER_COMPAT)
364 utils.ForceDictType(hvparams, constants.HVS_PARAMETER_TYPES)
367 for field in constants.INIC_PARAMS:
371 tmp_nics[0][field] = specs[field]
373 if specs["nics"] is not None and tmp_nics:
374 raise errors.OpPrereqError("'nics' list incompatible with using"
375 " individual nic fields as well",
377 elif specs["nics"] is not None:
378 tmp_nics = specs["nics"]
382 op = opcodes.OpInstanceCreate(instance_name=name,
384 disk_template=specs["template"],
385 mode=constants.INSTANCE_CREATE,
387 force_variant=specs["force_variant"],
388 pnode=specs["primary_node"],
389 snode=specs["secondary_node"],
391 start=specs["start"],
392 ip_check=specs["ip_check"],
393 name_check=specs["name_check"],
395 iallocator=specs["iallocator"],
396 hypervisor=hypervisor,
398 beparams=specs["backend"],
399 file_storage_dir=specs["file_storage_dir"],
400 file_driver=specs["file_driver"])
402 jex.QueueJob(name, op)
403 # we never want to wait, just show the submitted job IDs
404 jex.WaitOrShow(False)
409 def ReinstallInstance(opts, args):
410 """Reinstall an instance.
412 @param opts: the command line options selected by the user
414 @param args: should contain only one element, the name of the
415 instance to be reinstalled
417 @return: the desired exit code
420 # first, compute the desired name list
421 if opts.multi_mode is None:
422 opts.multi_mode = _EXPAND_INSTANCES
424 inames = _ExpandMultiNames(opts.multi_mode, args)
426 raise errors.OpPrereqError("Selection filter does not match any instances",
429 # second, if requested, ask for an OS
430 if opts.select_os is True:
431 op = opcodes.OpOsDiagnose(output_fields=["name", "variants"], names=[])
432 result = SubmitOpCode(op, opts=opts)
435 ToStdout("Can't get the OS list")
438 ToStdout("Available OS templates:")
441 for (name, variants) in result:
442 for entry in CalculateOSNames(name, variants):
443 ToStdout("%3s: %s", number, entry)
444 choices.append(("%s" % number, entry, entry))
447 choices.append(("x", "exit", "Exit gnt-instance reinstall"))
448 selected = AskUser("Enter OS template number (or x to abort):",
451 if selected == "exit":
452 ToStderr("User aborted reinstall, exiting")
456 os_msg = "change the OS to '%s'" % selected
459 if opts.os is not None:
460 os_msg = "change the OS to '%s'" % os_name
462 os_msg = "keep the same OS"
464 # third, get confirmation: multi-reinstall requires --force-multi,
465 # single-reinstall either --force or --force-multi (--force-multi is
466 # a stronger --force)
467 multi_on = opts.multi_mode != _EXPAND_INSTANCES or len(inames) > 1
469 warn_msg = ("Note: this will remove *all* data for the"
470 " below instances! It will %s.\n" % os_msg)
471 if not (opts.force_multi or
472 ConfirmOperation(inames, "instances", "reinstall", extra=warn_msg)):
475 if not (opts.force or opts.force_multi):
476 usertext = ("This will reinstall the instance '%s' (and %s) which"
477 " removes all data. Continue?") % (inames[0], os_msg)
478 if not AskUser(usertext):
481 jex = JobExecutor(verbose=multi_on, opts=opts)
482 for instance_name in inames:
483 op = opcodes.OpInstanceReinstall(instance_name=instance_name,
485 force_variant=opts.force_variant,
486 osparams=opts.osparams)
487 jex.QueueJob(instance_name, op)
489 jex.WaitOrShow(not opts.submit_only)
493 def RemoveInstance(opts, args):
494 """Remove an instance.
496 @param opts: the command line options selected by the user
498 @param args: should contain only one element, the name of
499 the instance to be removed
501 @return: the desired exit code
504 instance_name = args[0]
509 _EnsureInstancesExist(cl, [instance_name])
511 usertext = ("This will remove the volumes of the instance %s"
512 " (including mirrors), thus removing all the data"
513 " of the instance. Continue?") % instance_name
514 if not AskUser(usertext):
517 op = opcodes.OpInstanceRemove(instance_name=instance_name,
518 ignore_failures=opts.ignore_failures,
519 shutdown_timeout=opts.shutdown_timeout)
520 SubmitOrSend(op, opts, cl=cl)
524 def RenameInstance(opts, args):
525 """Rename an instance.
527 @param opts: the command line options selected by the user
529 @param args: should contain two elements, the old and the
532 @return: the desired exit code
535 if not opts.name_check:
536 if not AskUser("As you disabled the check of the DNS entry, please verify"
537 " that '%s' is a FQDN. Continue?" % args[1]):
540 op = opcodes.OpInstanceRename(instance_name=args[0],
542 ip_check=opts.ip_check,
543 name_check=opts.name_check)
544 result = SubmitOrSend(op, opts)
547 ToStdout("Instance '%s' renamed to '%s'", args[0], result)
552 def ActivateDisks(opts, args):
553 """Activate an instance's disks.
555 This serves two purposes:
556 - it allows (as long as the instance is not running)
557 mounting the disks and modifying them from the node
558 - it repairs inactive secondary drbds
560 @param opts: the command line options selected by the user
562 @param args: should contain only one element, the instance name
564 @return: the desired exit code
567 instance_name = args[0]
568 op = opcodes.OpInstanceActivateDisks(instance_name=instance_name,
569 ignore_size=opts.ignore_size,
570 wait_for_sync=opts.wait_for_sync)
571 disks_info = SubmitOrSend(op, opts)
572 for host, iname, nname in disks_info:
573 ToStdout("%s:%s:%s", host, iname, nname)
577 def DeactivateDisks(opts, args):
578 """Deactivate an instance's disks.
580 This function takes the instance name, looks for its primary node
581 and the tries to shutdown its block devices on that node.
583 @param opts: the command line options selected by the user
585 @param args: should contain only one element, the instance name
587 @return: the desired exit code
590 instance_name = args[0]
591 op = opcodes.OpInstanceDeactivateDisks(instance_name=instance_name,
593 SubmitOrSend(op, opts)
597 def RecreateDisks(opts, args):
598 """Recreate an instance's disks.
600 @param opts: the command line options selected by the user
602 @param args: should contain only one element, the instance name
604 @return: the desired exit code
607 instance_name = args[0]
612 for didx, ddict in opts.disks:
615 if not ht.TDict(ddict):
616 msg = "Invalid disk/%d value: expected dict, got %s" % (didx, ddict)
617 raise errors.OpPrereqError(msg)
619 if constants.IDISK_SIZE in ddict:
621 ddict[constants.IDISK_SIZE] = \
622 utils.ParseUnit(ddict[constants.IDISK_SIZE])
623 except ValueError, err:
624 raise errors.OpPrereqError("Invalid disk size for disk %d: %s" %
627 disks.append((didx, ddict))
629 # TODO: Verify modifyable parameters (already done in
630 # LUInstanceRecreateDisks, but it'd be nice to have in the client)
633 pnode, snode = SplitNodeOption(opts.node)
635 if snode is not None:
640 op = opcodes.OpInstanceRecreateDisks(instance_name=instance_name,
641 disks=disks, nodes=nodes)
642 SubmitOrSend(op, opts)
647 def GrowDisk(opts, args):
648 """Grow an instance's disks.
650 @param opts: the command line options selected by the user
652 @param args: should contain three elements, the target instance name,
653 the target disk id, and the target growth
655 @return: the desired exit code
662 except (TypeError, ValueError), err:
663 raise errors.OpPrereqError("Invalid disk index: %s" % str(err),
666 amount = utils.ParseUnit(args[2])
667 except errors.UnitParseError:
668 raise errors.OpPrereqError("Can't parse the given amount '%s'" % args[2],
670 op = opcodes.OpInstanceGrowDisk(instance_name=instance,
671 disk=disk, amount=amount,
672 wait_for_sync=opts.wait_for_sync,
673 absolute=opts.absolute)
674 SubmitOrSend(op, opts)
678 def _StartupInstance(name, opts):
679 """Startup instances.
681 This returns the opcode to start an instance, and its decorator will
682 wrap this into a loop starting all desired instances.
684 @param name: the name of the instance to act on
685 @param opts: the command line options selected by the user
686 @return: the opcode needed for the operation
689 op = opcodes.OpInstanceStartup(instance_name=name,
691 ignore_offline_nodes=opts.ignore_offline,
692 no_remember=opts.no_remember,
693 startup_paused=opts.startup_paused)
694 # do not add these parameters to the opcode unless they're defined
696 op.hvparams = opts.hvparams
698 op.beparams = opts.beparams
702 def _RebootInstance(name, opts):
703 """Reboot instance(s).
705 This returns the opcode to reboot an instance, and its decorator
706 will wrap this into a loop rebooting all desired instances.
708 @param name: the name of the instance to act on
709 @param opts: the command line options selected by the user
710 @return: the opcode needed for the operation
713 return opcodes.OpInstanceReboot(instance_name=name,
714 reboot_type=opts.reboot_type,
715 ignore_secondaries=opts.ignore_secondaries,
716 shutdown_timeout=opts.shutdown_timeout)
719 def _ShutdownInstance(name, opts):
720 """Shutdown an instance.
722 This returns the opcode to shutdown an instance, and its decorator
723 will wrap this into a loop shutting down all desired instances.
725 @param name: the name of the instance to act on
726 @param opts: the command line options selected by the user
727 @return: the opcode needed for the operation
730 return opcodes.OpInstanceShutdown(instance_name=name,
731 timeout=opts.timeout,
732 ignore_offline_nodes=opts.ignore_offline,
733 no_remember=opts.no_remember)
736 def ReplaceDisks(opts, args):
737 """Replace the disks of an instance
739 @param opts: the command line options selected by the user
741 @param args: should contain only one element, the instance name
743 @return: the desired exit code
746 new_2ndary = opts.dst_node
747 iallocator = opts.iallocator
748 if opts.disks is None:
752 disks = [int(i) for i in opts.disks.split(",")]
753 except (TypeError, ValueError), err:
754 raise errors.OpPrereqError("Invalid disk index passed: %s" % str(err),
756 cnt = [opts.on_primary, opts.on_secondary, opts.auto,
757 new_2ndary is not None, iallocator is not None].count(True)
759 raise errors.OpPrereqError("One and only one of the -p, -s, -a, -n and -I"
760 " options must be passed", errors.ECODE_INVAL)
761 elif opts.on_primary:
762 mode = constants.REPLACE_DISK_PRI
763 elif opts.on_secondary:
764 mode = constants.REPLACE_DISK_SEC
766 mode = constants.REPLACE_DISK_AUTO
768 raise errors.OpPrereqError("Cannot specify disks when using automatic"
769 " mode", errors.ECODE_INVAL)
770 elif new_2ndary is not None or iallocator is not None:
772 mode = constants.REPLACE_DISK_CHG
774 op = opcodes.OpInstanceReplaceDisks(instance_name=args[0], disks=disks,
775 remote_node=new_2ndary, mode=mode,
776 iallocator=iallocator,
777 early_release=opts.early_release,
778 ignore_ipolicy=opts.ignore_ipolicy)
779 SubmitOrSend(op, opts)
783 def FailoverInstance(opts, args):
784 """Failover an instance.
786 The failover is done by shutting it down on its present node and
787 starting it on the secondary.
789 @param opts: the command line options selected by the user
791 @param args: should contain only one element, the instance name
793 @return: the desired exit code
797 instance_name = args[0]
799 iallocator = opts.iallocator
800 target_node = opts.dst_node
802 if iallocator and target_node:
803 raise errors.OpPrereqError("Specify either an iallocator (-I), or a target"
804 " node (-n) but not both", errors.ECODE_INVAL)
807 _EnsureInstancesExist(cl, [instance_name])
809 usertext = ("Failover will happen to image %s."
810 " This requires a shutdown of the instance. Continue?" %
812 if not AskUser(usertext):
815 op = opcodes.OpInstanceFailover(instance_name=instance_name,
816 ignore_consistency=opts.ignore_consistency,
817 shutdown_timeout=opts.shutdown_timeout,
818 iallocator=iallocator,
819 target_node=target_node,
820 ignore_ipolicy=opts.ignore_ipolicy)
821 SubmitOrSend(op, opts, cl=cl)
825 def MigrateInstance(opts, args):
826 """Migrate an instance.
828 The migrate is done without shutdown.
830 @param opts: the command line options selected by the user
832 @param args: should contain only one element, the instance name
834 @return: the desired exit code
838 instance_name = args[0]
840 iallocator = opts.iallocator
841 target_node = opts.dst_node
843 if iallocator and target_node:
844 raise errors.OpPrereqError("Specify either an iallocator (-I), or a target"
845 " node (-n) but not both", errors.ECODE_INVAL)
848 _EnsureInstancesExist(cl, [instance_name])
851 usertext = ("Instance %s will be recovered from a failed migration."
852 " Note that the migration procedure (including cleanup)" %
855 usertext = ("Instance %s will be migrated. Note that migration" %
857 usertext += (" might impact the instance if anything goes wrong"
858 " (e.g. due to bugs in the hypervisor). Continue?")
859 if not AskUser(usertext):
862 # this should be removed once --non-live is deprecated
863 if not opts.live and opts.migration_mode is not None:
864 raise errors.OpPrereqError("Only one of the --non-live and "
865 "--migration-mode options can be passed",
867 if not opts.live: # --non-live passed
868 mode = constants.HT_MIGRATION_NONLIVE
870 mode = opts.migration_mode
872 op = opcodes.OpInstanceMigrate(instance_name=instance_name, mode=mode,
873 cleanup=opts.cleanup, iallocator=iallocator,
874 target_node=target_node,
875 allow_failover=opts.allow_failover,
876 allow_runtime_changes=opts.allow_runtime_chgs,
877 ignore_ipolicy=opts.ignore_ipolicy)
878 SubmitOrSend(op, cl=cl, opts=opts)
882 def MoveInstance(opts, args):
885 @param opts: the command line options selected by the user
887 @param args: should contain only one element, the instance name
889 @return: the desired exit code
893 instance_name = args[0]
897 usertext = ("Instance %s will be moved."
898 " This requires a shutdown of the instance. Continue?" %
900 if not AskUser(usertext):
903 op = opcodes.OpInstanceMove(instance_name=instance_name,
904 target_node=opts.node,
905 shutdown_timeout=opts.shutdown_timeout,
906 ignore_consistency=opts.ignore_consistency,
907 ignore_ipolicy=opts.ignore_ipolicy)
908 SubmitOrSend(op, opts, cl=cl)
912 def ConnectToInstanceConsole(opts, args):
913 """Connect to the console of an instance.
915 @param opts: the command line options selected by the user
917 @param args: should contain only one element, the instance name
919 @return: the desired exit code
922 instance_name = args[0]
926 cluster_name = cl.QueryConfigValues(["cluster_name"])[0]
927 ((console_data, oper_state), ) = \
928 cl.QueryInstances([instance_name], ["console", "oper_state"], False)
930 # Ensure client connection is closed while external commands are run
937 # Instance is running
938 raise errors.OpExecError("Console information for instance %s is"
939 " unavailable" % instance_name)
941 raise errors.OpExecError("Instance %s is not running, can't get console" %
944 return _DoConsole(objects.InstanceConsole.FromDict(console_data),
945 opts.show_command, cluster_name)
948 def _DoConsole(console, show_command, cluster_name, feedback_fn=ToStdout,
949 _runcmd_fn=utils.RunCmd):
950 """Acts based on the result of L{opcodes.OpInstanceConsole}.
952 @type console: L{objects.InstanceConsole}
953 @param console: Console object
954 @type show_command: bool
955 @param show_command: Whether to just display commands
956 @type cluster_name: string
957 @param cluster_name: Cluster name as retrieved from master daemon
960 assert console.Validate()
962 if console.kind == constants.CONS_MESSAGE:
963 feedback_fn(console.message)
964 elif console.kind == constants.CONS_VNC:
965 feedback_fn("Instance %s has VNC listening on %s:%s (display %s),"
966 " URL <vnc://%s:%s/>",
967 console.instance, console.host, console.port,
968 console.display, console.host, console.port)
969 elif console.kind == constants.CONS_SPICE:
970 feedback_fn("Instance %s has SPICE listening on %s:%s", console.instance,
971 console.host, console.port)
972 elif console.kind == constants.CONS_SSH:
973 # Convert to string if not already one
974 if isinstance(console.command, basestring):
975 cmd = console.command
977 cmd = utils.ShellQuoteArgs(console.command)
979 srun = ssh.SshRunner(cluster_name=cluster_name)
980 ssh_cmd = srun.BuildCmd(console.host, console.user, cmd,
981 batch=True, quiet=False, tty=True)
984 feedback_fn(utils.ShellQuoteArgs(ssh_cmd))
986 result = _runcmd_fn(ssh_cmd, interactive=True)
988 logging.error("Console command \"%s\" failed with reason '%s' and"
989 " output %r", result.cmd, result.fail_reason,
991 raise errors.OpExecError("Connection to console of instance %s failed,"
992 " please check cluster configuration" %
995 raise errors.GenericError("Unknown console type '%s'" % console.kind)
997 return constants.EXIT_SUCCESS
1000 def _FormatLogicalID(dev_type, logical_id, roman):
1001 """Formats the logical_id of a disk.
1004 if dev_type == constants.LD_DRBD8:
1005 node_a, node_b, port, minor_a, minor_b, key = logical_id
1007 ("nodeA", "%s, minor=%s" % (node_a, compat.TryToRoman(minor_a,
1009 ("nodeB", "%s, minor=%s" % (node_b, compat.TryToRoman(minor_b,
1011 ("port", compat.TryToRoman(port, convert=roman)),
1014 elif dev_type == constants.LD_LV:
1015 vg_name, lv_name = logical_id
1016 data = ["%s/%s" % (vg_name, lv_name)]
1018 data = [str(logical_id)]
1023 def _FormatBlockDevInfo(idx, top_level, dev, roman):
1024 """Show block device information.
1026 This is only used by L{ShowInstanceConfig}, but it's too big to be
1027 left for an inline definition.
1030 @param idx: the index of the current disk
1031 @type top_level: boolean
1032 @param top_level: if this a top-level disk?
1034 @param dev: dictionary with disk information
1035 @type roman: boolean
1036 @param roman: whether to try to use roman integers
1037 @return: a list of either strings, tuples or lists
1038 (which should be formatted at a higher indent level)
1041 def helper(dtype, status):
1042 """Format one line for physical device status.
1045 @param dtype: a constant from the L{constants.LDS_BLOCK} set
1047 @param status: a tuple as returned from L{backend.FindBlockDevice}
1048 @return: the string representing the status
1054 (path, major, minor, syncp, estt, degr, ldisk_status) = status
1056 major_string = "N/A"
1058 major_string = str(compat.TryToRoman(major, convert=roman))
1061 minor_string = "N/A"
1063 minor_string = str(compat.TryToRoman(minor, convert=roman))
1065 txt += ("%s (%s:%s)" % (path, major_string, minor_string))
1066 if dtype in (constants.LD_DRBD8, ):
1067 if syncp is not None:
1068 sync_text = "*RECOVERING* %5.2f%%," % syncp
1070 sync_text += " ETA %ss" % compat.TryToRoman(estt, convert=roman)
1072 sync_text += " ETA unknown"
1074 sync_text = "in sync"
1076 degr_text = "*DEGRADED*"
1079 if ldisk_status == constants.LDS_FAULTY:
1080 ldisk_text = " *MISSING DISK*"
1081 elif ldisk_status == constants.LDS_UNKNOWN:
1082 ldisk_text = " *UNCERTAIN STATE*"
1085 txt += (" %s, status %s%s" % (sync_text, degr_text, ldisk_text))
1086 elif dtype == constants.LD_LV:
1087 if ldisk_status == constants.LDS_FAULTY:
1088 ldisk_text = " *FAILED* (failed drive?)"
1096 if dev["iv_name"] is not None:
1097 txt = dev["iv_name"]
1099 txt = "disk %s" % compat.TryToRoman(idx, convert=roman)
1101 txt = "child %s" % compat.TryToRoman(idx, convert=roman)
1102 if isinstance(dev["size"], int):
1103 nice_size = utils.FormatUnit(dev["size"], "h")
1105 nice_size = dev["size"]
1106 d1 = ["- %s: %s, size %s" % (txt, dev["dev_type"], nice_size)]
1109 data.append(("access mode", dev["mode"]))
1110 if dev["logical_id"] is not None:
1112 l_id = _FormatLogicalID(dev["dev_type"], dev["logical_id"], roman)
1114 l_id = [str(dev["logical_id"])]
1116 data.append(("logical_id", l_id[0]))
1119 elif dev["physical_id"] is not None:
1120 data.append("physical_id:")
1121 data.append([dev["physical_id"]])
1124 data.append(("on primary", helper(dev["dev_type"], dev["pstatus"])))
1127 data.append(("on secondary", helper(dev["dev_type"], dev["sstatus"])))
1130 data.append("child devices:")
1131 for c_idx, child in enumerate(dev["children"]):
1132 data.append(_FormatBlockDevInfo(c_idx, False, child, roman))
1137 def _FormatList(buf, data, indent_level):
1138 """Formats a list of data at a given indent level.
1140 If the element of the list is:
1141 - a string, it is simply formatted as is
1142 - a tuple, it will be split into key, value and the all the
1143 values in a list will be aligned all at the same start column
1144 - a list, will be recursively formatted
1147 @param buf: the buffer into which we write the output
1148 @param data: the list to format
1149 @type indent_level: int
1150 @param indent_level: the indent level to format at
1153 max_tlen = max([len(elem[0]) for elem in data
1154 if isinstance(elem, tuple)] or [0])
1156 if isinstance(elem, basestring):
1157 buf.write("%*s%s\n" % (2 * indent_level, "", elem))
1158 elif isinstance(elem, tuple):
1160 spacer = "%*s" % (max_tlen - len(key), "")
1161 buf.write("%*s%s:%s %s\n" % (2 * indent_level, "", key, spacer, value))
1162 elif isinstance(elem, list):
1163 _FormatList(buf, elem, indent_level + 1)
1166 def ShowInstanceConfig(opts, args):
1167 """Compute instance run-time status.
1169 @param opts: the command line options selected by the user
1171 @param args: either an empty list, and then we query all
1172 instances, or should contain a list of instance names
1174 @return: the desired exit code
1177 if not args and not opts.show_all:
1178 ToStderr("No instance selected."
1179 " Please pass in --all if you want to query all instances.\n"
1180 "Note that this can take a long time on a big cluster.")
1182 elif args and opts.show_all:
1183 ToStderr("Cannot use --all if you specify instance names.")
1187 op = opcodes.OpInstanceQueryData(instances=args, static=opts.static,
1188 use_locking=not opts.static)
1189 result = SubmitOpCode(op, opts=opts)
1191 ToStdout("No instances.")
1196 for instance_name in result:
1197 instance = result[instance_name]
1198 buf.write("Instance name: %s\n" % instance["name"])
1199 buf.write("UUID: %s\n" % instance["uuid"])
1200 buf.write("Serial number: %s\n" %
1201 compat.TryToRoman(instance["serial_no"],
1202 convert=opts.roman_integers))
1203 buf.write("Creation time: %s\n" % utils.FormatTime(instance["ctime"]))
1204 buf.write("Modification time: %s\n" % utils.FormatTime(instance["mtime"]))
1205 buf.write("State: configured to be %s" % instance["config_state"])
1206 if instance["run_state"]:
1207 buf.write(", actual state is %s" % instance["run_state"])
1209 ##buf.write("Considered for memory checks in cluster verify: %s\n" %
1210 ## instance["auto_balance"])
1211 buf.write(" Nodes:\n")
1212 buf.write(" - primary: %s\n" % instance["pnode"])
1213 buf.write(" group: %s (UUID %s)\n" %
1214 (instance["pnode_group_name"], instance["pnode_group_uuid"]))
1215 buf.write(" - secondaries: %s\n" %
1216 utils.CommaJoin("%s (group %s, group UUID %s)" %
1217 (name, group_name, group_uuid)
1218 for (name, group_name, group_uuid) in
1219 zip(instance["snodes"],
1220 instance["snodes_group_names"],
1221 instance["snodes_group_uuids"])))
1222 buf.write(" Operating system: %s\n" % instance["os"])
1223 FormatParameterDict(buf, instance["os_instance"], instance["os_actual"],
1225 if "network_port" in instance:
1226 buf.write(" Allocated network port: %s\n" %
1227 compat.TryToRoman(instance["network_port"],
1228 convert=opts.roman_integers))
1229 buf.write(" Hypervisor: %s\n" % instance["hypervisor"])
1231 # custom VNC console information
1232 vnc_bind_address = instance["hv_actual"].get(constants.HV_VNC_BIND_ADDRESS,
1234 if vnc_bind_address:
1235 port = instance["network_port"]
1236 display = int(port) - constants.VNC_BASE_PORT
1237 if display > 0 and vnc_bind_address == constants.IP4_ADDRESS_ANY:
1238 vnc_console_port = "%s:%s (display %s)" % (instance["pnode"],
1241 elif display > 0 and netutils.IP4Address.IsValid(vnc_bind_address):
1242 vnc_console_port = ("%s:%s (node %s) (display %s)" %
1243 (vnc_bind_address, port,
1244 instance["pnode"], display))
1246 # vnc bind address is a file
1247 vnc_console_port = "%s:%s" % (instance["pnode"],
1249 buf.write(" - console connection: vnc to %s\n" % vnc_console_port)
1251 FormatParameterDict(buf, instance["hv_instance"], instance["hv_actual"],
1253 buf.write(" Hardware:\n")
1254 # deprecated "memory" value, kept for one version for compatibility
1255 # TODO(ganeti 2.7) remove.
1256 be_actual = copy.deepcopy(instance["be_actual"])
1257 be_actual["memory"] = be_actual[constants.BE_MAXMEM]
1258 FormatParameterDict(buf, instance["be_instance"], be_actual, level=2)
1259 # TODO(ganeti 2.7) rework the NICs as well
1260 buf.write(" - NICs:\n")
1261 for idx, (ip, mac, mode, link) in enumerate(instance["nics"]):
1262 buf.write(" - nic/%d: MAC: %s, IP: %s, mode: %s, link: %s\n" %
1263 (idx, mac, ip, mode, link))
1264 buf.write(" Disk template: %s\n" % instance["disk_template"])
1265 buf.write(" Disks:\n")
1267 for idx, device in enumerate(instance["disks"]):
1268 _FormatList(buf, _FormatBlockDevInfo(idx, True, device,
1269 opts.roman_integers), 2)
1271 ToStdout(buf.getvalue().rstrip("\n"))
1275 def _ConvertNicDiskModifications(mods):
1276 """Converts NIC/disk modifications from CLI to opcode.
1278 When L{opcodes.OpInstanceSetParams} was changed to support adding/removing
1279 disks at arbitrary indices, its parameter format changed. This function
1280 converts legacy requests (e.g. "--net add" or "--disk add:size=4G") to the
1281 newer format and adds support for new-style requests (e.g. "--new 4:add").
1283 @type mods: list of tuples
1284 @param mods: Modifications as given by command line parser
1285 @rtype: list of tuples
1286 @return: Modifications as understood by L{opcodes.OpInstanceSetParams}
1291 for (idx, params) in mods:
1292 if idx == constants.DDM_ADD:
1293 # Add item as last item (legacy interface)
1294 action = constants.DDM_ADD
1296 elif idx == constants.DDM_REMOVE:
1297 # Remove last item (legacy interface)
1298 action = constants.DDM_REMOVE
1301 # Modifications and adding/removing at arbitrary indices
1304 except (TypeError, ValueError):
1305 raise errors.OpPrereqError("Non-numeric index '%s'" % idx,
1308 add = params.pop(constants.DDM_ADD, _MISSING)
1309 remove = params.pop(constants.DDM_REMOVE, _MISSING)
1310 modify = params.pop(constants.DDM_MODIFY, _MISSING)
1312 if modify is _MISSING:
1313 if not (add is _MISSING or remove is _MISSING):
1314 raise errors.OpPrereqError("Cannot add and remove at the same time",
1316 elif add is not _MISSING:
1317 action = constants.DDM_ADD
1318 elif remove is not _MISSING:
1319 action = constants.DDM_REMOVE
1321 action = constants.DDM_MODIFY
1324 if add is _MISSING and remove is _MISSING:
1325 action = constants.DDM_MODIFY
1327 raise errors.OpPrereqError("Cannot modify and add/remove at the"
1328 " same time", errors.ECODE_INVAL)
1330 assert not (constants.DDMS_VALUES_WITH_MODIFY & set(params.keys()))
1332 if action == constants.DDM_REMOVE and params:
1333 raise errors.OpPrereqError("Not accepting parameters on removal",
1336 result.append((action, idxno, params))
1341 def _ParseDiskSizes(mods):
1342 """Parses disk sizes in parameters.
1345 for (action, _, params) in mods:
1346 if params and constants.IDISK_SIZE in params:
1347 params[constants.IDISK_SIZE] = \
1348 utils.ParseUnit(params[constants.IDISK_SIZE])
1349 elif action == constants.DDM_ADD:
1350 raise errors.OpPrereqError("Missing required parameter 'size'",
1356 def SetInstanceParams(opts, args):
1357 """Modifies an instance.
1359 All parameters take effect only at the next restart of the instance.
1361 @param opts: the command line options selected by the user
1363 @param args: should contain only one element, the instance name
1365 @return: the desired exit code
1368 if not (opts.nics or opts.disks or opts.disk_template or
1369 opts.hvparams or opts.beparams or opts.os or opts.osparams or
1370 opts.offline_inst or opts.online_inst or opts.runtime_mem):
1371 ToStderr("Please give at least one of the parameters.")
1374 for param in opts.beparams:
1375 if isinstance(opts.beparams[param], basestring):
1376 if opts.beparams[param].lower() == "default":
1377 opts.beparams[param] = constants.VALUE_DEFAULT
1379 utils.ForceDictType(opts.beparams, constants.BES_PARAMETER_COMPAT,
1380 allowed_values=[constants.VALUE_DEFAULT])
1382 for param in opts.hvparams:
1383 if isinstance(opts.hvparams[param], basestring):
1384 if opts.hvparams[param].lower() == "default":
1385 opts.hvparams[param] = constants.VALUE_DEFAULT
1387 utils.ForceDictType(opts.hvparams, constants.HVS_PARAMETER_TYPES,
1388 allowed_values=[constants.VALUE_DEFAULT])
1390 nics = _ConvertNicDiskModifications(opts.nics)
1391 disks = _ParseDiskSizes(_ConvertNicDiskModifications(opts.disks))
1393 if (opts.disk_template and
1394 opts.disk_template in constants.DTS_INT_MIRROR and
1396 ToStderr("Changing the disk template to a mirrored one requires"
1397 " specifying a secondary node")
1400 if opts.offline_inst:
1402 elif opts.online_inst:
1407 op = opcodes.OpInstanceSetParams(instance_name=args[0],
1410 disk_template=opts.disk_template,
1411 remote_node=opts.node,
1412 hvparams=opts.hvparams,
1413 beparams=opts.beparams,
1414 runtime_mem=opts.runtime_mem,
1416 osparams=opts.osparams,
1417 force_variant=opts.force_variant,
1419 wait_for_sync=opts.wait_for_sync,
1421 ignore_ipolicy=opts.ignore_ipolicy)
1423 # even if here we process the result, we allow submit only
1424 result = SubmitOrSend(op, opts)
1427 ToStdout("Modified instance %s", args[0])
1428 for param, data in result:
1429 ToStdout(" - %-5s -> %s", param, data)
1430 ToStdout("Please don't forget that most parameters take effect"
1431 " only at the next start of the instance.")
1435 def ChangeGroup(opts, args):
1436 """Moves an instance to another group.
1439 (instance_name, ) = args
1443 op = opcodes.OpInstanceChangeGroup(instance_name=instance_name,
1444 iallocator=opts.iallocator,
1445 target_groups=opts.to,
1446 early_release=opts.early_release)
1447 result = SubmitOrSend(op, opts, cl=cl)
1449 # Keep track of submitted jobs
1450 jex = JobExecutor(cl=cl, opts=opts)
1452 for (status, job_id) in result[constants.JOB_IDS_KEY]:
1453 jex.AddJobId(None, status, job_id)
1455 results = jex.GetResults()
1456 bad_cnt = len([row for row in results if not row[0]])
1458 ToStdout("Instance '%s' changed group successfully.", instance_name)
1459 rcode = constants.EXIT_SUCCESS
1461 ToStdout("There were %s errors while changing group of instance '%s'.",
1462 bad_cnt, instance_name)
1463 rcode = constants.EXIT_FAILURE
1468 # multi-instance selection options
1469 m_force_multi = cli_option("--force-multiple", dest="force_multi",
1470 help="Do not ask for confirmation when more than"
1471 " one instance is affected",
1472 action="store_true", default=False)
1474 m_pri_node_opt = cli_option("--primary", dest="multi_mode",
1475 help="Filter by nodes (primary only)",
1476 const=_EXPAND_NODES_PRI, action="store_const")
1478 m_sec_node_opt = cli_option("--secondary", dest="multi_mode",
1479 help="Filter by nodes (secondary only)",
1480 const=_EXPAND_NODES_SEC, action="store_const")
1482 m_node_opt = cli_option("--node", dest="multi_mode",
1483 help="Filter by nodes (primary and secondary)",
1484 const=_EXPAND_NODES_BOTH, action="store_const")
1486 m_clust_opt = cli_option("--all", dest="multi_mode",
1487 help="Select all instances in the cluster",
1488 const=_EXPAND_CLUSTER, action="store_const")
1490 m_inst_opt = cli_option("--instance", dest="multi_mode",
1491 help="Filter by instance name [default]",
1492 const=_EXPAND_INSTANCES, action="store_const")
1494 m_node_tags_opt = cli_option("--node-tags", dest="multi_mode",
1495 help="Filter by node tag",
1496 const=_EXPAND_NODES_BOTH_BY_TAGS,
1497 action="store_const")
1499 m_pri_node_tags_opt = cli_option("--pri-node-tags", dest="multi_mode",
1500 help="Filter by primary node tag",
1501 const=_EXPAND_NODES_PRI_BY_TAGS,
1502 action="store_const")
1504 m_sec_node_tags_opt = cli_option("--sec-node-tags", dest="multi_mode",
1505 help="Filter by secondary node tag",
1506 const=_EXPAND_NODES_SEC_BY_TAGS,
1507 action="store_const")
1509 m_inst_tags_opt = cli_option("--tags", dest="multi_mode",
1510 help="Filter by instance tag",
1511 const=_EXPAND_INSTANCES_BY_TAGS,
1512 action="store_const")
1514 # this is defined separately due to readability only
1525 AddInstance, [ArgHost(min=1, max=1)], COMMON_CREATE_OPTS + add_opts,
1526 "[...] -t disk-type -n node[:secondary-node] -o os-type <name>",
1527 "Creates and adds a new instance to the cluster"),
1529 BatchCreate, [ArgFile(min=1, max=1)], [DRY_RUN_OPT, PRIORITY_OPT],
1531 "Create a bunch of instances based on specs in the file."),
1533 ConnectToInstanceConsole, ARGS_ONE_INSTANCE,
1534 [SHOWCMD_OPT, PRIORITY_OPT],
1535 "[--show-cmd] <instance>", "Opens a console on the specified instance"),
1537 FailoverInstance, ARGS_ONE_INSTANCE,
1538 [FORCE_OPT, IGNORE_CONSIST_OPT, SUBMIT_OPT, SHUTDOWN_TIMEOUT_OPT,
1539 DRY_RUN_OPT, PRIORITY_OPT, DST_NODE_OPT, IALLOCATOR_OPT,
1540 IGNORE_IPOLICY_OPT],
1541 "[-f] <instance>", "Stops the instance, changes its primary node and"
1542 " (if it was originally running) starts it on the new node"
1543 " (the secondary for mirrored instances or any node"
1544 " for shared storage)."),
1546 MigrateInstance, ARGS_ONE_INSTANCE,
1547 [FORCE_OPT, NONLIVE_OPT, MIGRATION_MODE_OPT, CLEANUP_OPT, DRY_RUN_OPT,
1548 PRIORITY_OPT, DST_NODE_OPT, IALLOCATOR_OPT, ALLOW_FAILOVER_OPT,
1549 IGNORE_IPOLICY_OPT, NORUNTIME_CHGS_OPT, SUBMIT_OPT],
1550 "[-f] <instance>", "Migrate instance to its secondary node"
1551 " (only for mirrored instances)"),
1553 MoveInstance, ARGS_ONE_INSTANCE,
1554 [FORCE_OPT, SUBMIT_OPT, SINGLE_NODE_OPT, SHUTDOWN_TIMEOUT_OPT,
1555 DRY_RUN_OPT, PRIORITY_OPT, IGNORE_CONSIST_OPT, IGNORE_IPOLICY_OPT],
1556 "[-f] <instance>", "Move instance to an arbitrary node"
1557 " (only for instances of type file and lv)"),
1559 ShowInstanceConfig, ARGS_MANY_INSTANCES,
1560 [STATIC_OPT, ALL_OPT, ROMAN_OPT, PRIORITY_OPT],
1561 "[-s] {--all | <instance>...}",
1562 "Show information on the specified instance(s)"),
1564 ListInstances, ARGS_MANY_INSTANCES,
1565 [NOHDR_OPT, SEP_OPT, USEUNITS_OPT, FIELDS_OPT, VERBOSE_OPT,
1568 "Lists the instances and their status. The available fields can be shown"
1569 " using the \"list-fields\" command (see the man page for details)."
1570 " The default field list is (in order): %s." %
1571 utils.CommaJoin(_LIST_DEF_FIELDS),
1574 ListInstanceFields, [ArgUnknown()],
1575 [NOHDR_OPT, SEP_OPT],
1577 "Lists all available fields for instances"),
1579 ReinstallInstance, [ArgInstance()],
1580 [FORCE_OPT, OS_OPT, FORCE_VARIANT_OPT, m_force_multi, m_node_opt,
1581 m_pri_node_opt, m_sec_node_opt, m_clust_opt, m_inst_opt, m_node_tags_opt,
1582 m_pri_node_tags_opt, m_sec_node_tags_opt, m_inst_tags_opt, SELECT_OS_OPT,
1583 SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT, OSPARAMS_OPT],
1584 "[-f] <instance>", "Reinstall a stopped instance"),
1586 RemoveInstance, ARGS_ONE_INSTANCE,
1587 [FORCE_OPT, SHUTDOWN_TIMEOUT_OPT, IGNORE_FAILURES_OPT, SUBMIT_OPT,
1588 DRY_RUN_OPT, PRIORITY_OPT],
1589 "[-f] <instance>", "Shuts down the instance and removes it"),
1592 [ArgInstance(min=1, max=1), ArgHost(min=1, max=1)],
1593 [NOIPCHECK_OPT, NONAMECHECK_OPT, SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1594 "<instance> <new_name>", "Rename the instance"),
1596 ReplaceDisks, ARGS_ONE_INSTANCE,
1597 [AUTO_REPLACE_OPT, DISKIDX_OPT, IALLOCATOR_OPT, EARLY_RELEASE_OPT,
1598 NEW_SECONDARY_OPT, ON_PRIMARY_OPT, ON_SECONDARY_OPT, SUBMIT_OPT,
1599 DRY_RUN_OPT, PRIORITY_OPT, IGNORE_IPOLICY_OPT],
1600 "[-s|-p|-n NODE|-I NAME] <instance>",
1601 "Replaces all disks for the instance"),
1603 SetInstanceParams, ARGS_ONE_INSTANCE,
1604 [BACKEND_OPT, DISK_OPT, FORCE_OPT, HVOPTS_OPT, NET_OPT, SUBMIT_OPT,
1605 DISK_TEMPLATE_OPT, SINGLE_NODE_OPT, OS_OPT, FORCE_VARIANT_OPT,
1606 OSPARAMS_OPT, DRY_RUN_OPT, PRIORITY_OPT, NWSYNC_OPT, OFFLINE_INST_OPT,
1607 ONLINE_INST_OPT, IGNORE_IPOLICY_OPT, RUNTIME_MEM_OPT],
1608 "<instance>", "Alters the parameters of an instance"),
1610 GenericManyOps("shutdown", _ShutdownInstance), [ArgInstance()],
1611 [m_node_opt, m_pri_node_opt, m_sec_node_opt, m_clust_opt,
1612 m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
1613 m_inst_tags_opt, m_inst_opt, m_force_multi, TIMEOUT_OPT, SUBMIT_OPT,
1614 DRY_RUN_OPT, PRIORITY_OPT, IGNORE_OFFLINE_OPT, NO_REMEMBER_OPT],
1615 "<instance>", "Stops an instance"),
1617 GenericManyOps("startup", _StartupInstance), [ArgInstance()],
1618 [FORCE_OPT, m_force_multi, m_node_opt, m_pri_node_opt, m_sec_node_opt,
1619 m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
1620 m_inst_tags_opt, m_clust_opt, m_inst_opt, SUBMIT_OPT, HVOPTS_OPT,
1621 BACKEND_OPT, DRY_RUN_OPT, PRIORITY_OPT, IGNORE_OFFLINE_OPT,
1622 NO_REMEMBER_OPT, STARTUP_PAUSED_OPT],
1623 "<instance>", "Starts an instance"),
1625 GenericManyOps("reboot", _RebootInstance), [ArgInstance()],
1626 [m_force_multi, REBOOT_TYPE_OPT, IGNORE_SECONDARIES_OPT, m_node_opt,
1627 m_pri_node_opt, m_sec_node_opt, m_clust_opt, m_inst_opt, SUBMIT_OPT,
1628 m_node_tags_opt, m_pri_node_tags_opt, m_sec_node_tags_opt,
1629 m_inst_tags_opt, SHUTDOWN_TIMEOUT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1630 "<instance>", "Reboots an instance"),
1632 ActivateDisks, ARGS_ONE_INSTANCE,
1633 [SUBMIT_OPT, IGNORE_SIZE_OPT, PRIORITY_OPT, WFSYNC_OPT],
1634 "<instance>", "Activate an instance's disks"),
1635 "deactivate-disks": (
1636 DeactivateDisks, ARGS_ONE_INSTANCE,
1637 [FORCE_OPT, SUBMIT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1638 "[-f] <instance>", "Deactivate an instance's disks"),
1640 RecreateDisks, ARGS_ONE_INSTANCE,
1641 [SUBMIT_OPT, DISK_OPT, NODE_PLACEMENT_OPT, DRY_RUN_OPT, PRIORITY_OPT],
1642 "<instance>", "Recreate an instance's disks"),
1645 [ArgInstance(min=1, max=1), ArgUnknown(min=1, max=1),
1646 ArgUnknown(min=1, max=1)],
1647 [SUBMIT_OPT, NWSYNC_OPT, DRY_RUN_OPT, PRIORITY_OPT, ABSOLUTE_OPT],
1648 "<instance> <disk> <size>", "Grow an instance's disk"),
1650 ChangeGroup, ARGS_ONE_INSTANCE,
1651 [TO_GROUP_OPT, IALLOCATOR_OPT, EARLY_RELEASE_OPT, PRIORITY_OPT, SUBMIT_OPT],
1652 "[-I <iallocator>] [--to <group>]", "Change group of instance"),
1654 ListTags, ARGS_ONE_INSTANCE, [],
1655 "<instance_name>", "List the tags of the given instance"),
1657 AddTags, [ArgInstance(min=1, max=1), ArgUnknown()],
1658 [TAG_SRC_OPT, PRIORITY_OPT, SUBMIT_OPT],
1659 "<instance_name> tag...", "Add tags to the given instance"),
1661 RemoveTags, [ArgInstance(min=1, max=1), ArgUnknown()],
1662 [TAG_SRC_OPT, PRIORITY_OPT, SUBMIT_OPT],
1663 "<instance_name> tag...", "Remove tags from given instance"),
1666 #: dictionary with aliases for commands
1675 return GenericMain(commands, aliases=aliases,
1676 override={"tag_type": constants.TAG_INSTANCE},
1677 env_override=_ENV_OVERRIDE)