# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA.
+"""Cluster related commands"""
+
+# pylint: disable-msg=W0401,W0614,C0103
+# W0401: Wildcard import ganeti.cli
+# W0614: Unused import %s from wildcard import (since we need cli)
+# C0103: Invalid name gnt-cluster
import sys
-from optparse import make_option
-import pprint
import os.path
+import time
from ganeti.cli import *
from ganeti import opcodes
from ganeti import utils
from ganeti import bootstrap
from ganeti import ssh
-from ganeti import ssconf
+from ganeti import objects
+@UsesRPC
def InitCluster(opts, args):
"""Initialize the cluster.
- Args:
- opts - class with options as members
- args - list of arguments, expected to be [clustername]
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the desired
+ cluster name
+ @rtype: int
+ @return: the desired exit code
"""
if not opts.lvm_storage and opts.vg_name:
- print ("Options --no-lvm-storage and --vg-name conflict.")
+ ToStderr("Options --no-lvm-storage and --vg-name conflict.")
return 1
vg_name = opts.vg_name
if opts.lvm_storage and not opts.vg_name:
vg_name = constants.DEFAULT_VG
+ hvlist = opts.enabled_hypervisors
+ if hvlist is None:
+ hvlist = constants.DEFAULT_ENABLED_HYPERVISOR
+ hvlist = hvlist.split(",")
+
+ hvparams = dict(opts.hvparams)
+ beparams = opts.beparams
+ nicparams = opts.nicparams
+
+ # prepare beparams dict
+ beparams = objects.FillDict(constants.BEC_DEFAULTS, beparams)
+ utils.ForceDictType(beparams, constants.BES_PARAMETER_TYPES)
+
+ # prepare nicparams dict
+ nicparams = objects.FillDict(constants.NICC_DEFAULTS, nicparams)
+ utils.ForceDictType(nicparams, constants.NICS_PARAMETER_TYPES)
+
+ # prepare hvparams dict
+ for hv in constants.HYPER_TYPES:
+ if hv not in hvparams:
+ hvparams[hv] = {}
+ hvparams[hv] = objects.FillDict(constants.HVC_DEFAULTS[hv], hvparams[hv])
+ utils.ForceDictType(hvparams[hv], constants.HVS_PARAMETER_TYPES)
+
+ if opts.candidate_pool_size is None:
+ opts.candidate_pool_size = constants.MASTER_POOL_SIZE_DEFAULT
+
+ if opts.mac_prefix is None:
+ opts.mac_prefix = constants.DEFAULT_MAC_PREFIX
+
bootstrap.InitCluster(cluster_name=args[0],
secondary_ip=opts.secondary_ip,
- hypervisor_type=opts.hypervisor_type,
vg_name=vg_name,
mac_prefix=opts.mac_prefix,
- def_bridge=opts.def_bridge,
master_netdev=opts.master_netdev,
- file_storage_dir=opts.file_storage_dir)
+ file_storage_dir=opts.file_storage_dir,
+ enabled_hypervisors=hvlist,
+ hvparams=hvparams,
+ beparams=beparams,
+ nicparams=nicparams,
+ candidate_pool_size=opts.candidate_pool_size,
+ modify_etc_hosts=opts.modify_etc_hosts,
+ modify_ssh_setup=opts.modify_ssh_setup,
+ )
+ op = opcodes.OpPostInitCluster()
+ SubmitOpCode(op)
return 0
+@UsesRPC
def DestroyCluster(opts, args):
"""Destroy the cluster.
- Args:
- opts - class with options as members
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
"""
if not opts.yes_do_it:
- print ("Destroying a cluster is irreversibly. If you really want destroy"
- " this cluster, supply the --yes-do-it option.")
+ ToStderr("Destroying a cluster is irreversible. If you really want"
+ " destroy this cluster, supply the --yes-do-it option.")
return 1
op = opcodes.OpDestroyCluster()
def RenameCluster(opts, args):
"""Rename the cluster.
- Args:
- opts - class with options as members, we use force only
- args - list of arguments, expected to be [new_name]
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the new cluster name
+ @rtype: int
+ @return: the desired exit code
"""
name = args[0]
return 0
+def RedistributeConfig(opts, args):
+ """Forces push of the cluster configuration.
+
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: empty list
+ @rtype: int
+ @return: the desired exit code
+
+ """
+ op = opcodes.OpRedistributeConfig()
+ SubmitOrSend(op, opts)
+ return 0
+
+
def ShowClusterVersion(opts, args):
"""Write version of ganeti software to the standard output.
- Args:
- opts - class with options as members
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
"""
- op = opcodes.OpQueryClusterInfo()
- result = SubmitOpCode(op)
- print ("Software version: %s" % result["software_version"])
- print ("Internode protocol: %s" % result["protocol_version"])
- print ("Configuration format: %s" % result["config_version"])
- print ("OS api version: %s" % result["os_api_version"])
- print ("Export interface: %s" % result["export_version"])
+ cl = GetClient()
+ result = cl.QueryClusterInfo()
+ ToStdout("Software version: %s", result["software_version"])
+ ToStdout("Internode protocol: %s", result["protocol_version"])
+ ToStdout("Configuration format: %s", result["config_version"])
+ ToStdout("OS api version: %s", result["os_api_version"])
+ ToStdout("Export interface: %s", result["export_version"])
return 0
def ShowClusterMaster(opts, args):
"""Write name of master node to the standard output.
- Args:
- opts - class with options as members
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
"""
- print GetClient().QueryConfigValues(["master_node"])[0]
+ master = bootstrap.GetMaster()
+ ToStdout(master)
return 0
+def _PrintGroupedParams(paramsdict):
+ """Print Grouped parameters (be, nic, disk) by group.
+
+ @type paramsdict: dict of dicts
+ @param paramsdict: {group: {param: value, ...}, ...}
+
+ """
+ for gr_name, gr_dict in paramsdict.items():
+ ToStdout(" - %s:", gr_name)
+ for item, val in gr_dict.iteritems():
+ ToStdout(" %s: %s", item, val)
def ShowClusterConfig(opts, args):
"""Shows cluster information.
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
+
"""
- op = opcodes.OpQueryClusterInfo()
- result = SubmitOpCode(op)
+ cl = GetClient()
+ result = cl.QueryClusterInfo()
+
+ ToStdout("Cluster name: %s", result["name"])
+ ToStdout("Cluster UUID: %s", result["uuid"])
- print ("Cluster name: %s" % result["name"])
+ ToStdout("Creation time: %s", utils.FormatTime(result["ctime"]))
+ ToStdout("Modification time: %s", utils.FormatTime(result["mtime"]))
- print ("Master node: %s" % result["master"])
+ ToStdout("Master node: %s", result["master"])
- print ("Architecture (this node): %s (%s)" %
- (result["architecture"][0], result["architecture"][1]))
+ ToStdout("Architecture (this node): %s (%s)",
+ result["architecture"][0], result["architecture"][1])
+
+ if result["tags"]:
+ tags = utils.CommaJoin(utils.NiceSort(result["tags"]))
+ else:
+ tags = "(none)"
- print ("Cluster hypervisor: %s" % result["hypervisor_type"])
+ ToStdout("Tags: %s", tags)
+
+ ToStdout("Default hypervisor: %s", result["default_hypervisor"])
+ ToStdout("Enabled hypervisors: %s",
+ utils.CommaJoin(result["enabled_hypervisors"]))
+
+ ToStdout("Hypervisor parameters:")
+ _PrintGroupedParams(result["hvparams"])
+
+ ToStdout("Cluster parameters:")
+ ToStdout(" - candidate pool size: %s", result["candidate_pool_size"])
+ ToStdout(" - master netdev: %s", result["master_netdev"])
+ ToStdout(" - lvm volume group: %s", result["volume_group_name"])
+ ToStdout(" - file storage path: %s", result["file_storage_dir"])
+
+ ToStdout("Default instance parameters:")
+ _PrintGroupedParams(result["beparams"])
+
+ ToStdout("Default nic parameters:")
+ _PrintGroupedParams(result["nicparams"])
return 0
def ClusterCopyFile(opts, args):
"""Copy a file from master to some nodes.
- Args:
- opts - class with options as members
- args - list containing a single element, the file name
- Opts used:
- nodes - list containing the name of target nodes; if empty, all nodes
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the path of
+ the file to be copied
+ @rtype: int
+ @return: the desired exit code
"""
filename = args[0]
if not os.path.exists(filename):
- raise errors.OpPrereqError("No such filename '%s'" % filename)
+ raise errors.OpPrereqError("No such filename '%s'" % filename,
+ errors.ECODE_INVAL)
cl = GetClient()
- myname = utils.HostInfo().name
+ myname = utils.GetHostInfo().name
cluster_name = cl.QueryConfigValues(["cluster_name"])[0]
- op = opcodes.OpQueryNodes(output_fields=["name"], names=opts.nodes)
- results = [row[0] for row in SubmitOpCode(op, cl=cl) if row[0] != myname]
+ results = GetOnlineNodes(nodes=opts.nodes, cl=cl)
+ results = [name for name in results if name != myname]
srun = ssh.SshRunner(cluster_name=cluster_name)
for node in results:
if not srun.CopyFileToNode(node, filename):
- print >> sys.stderr, ("Copy of file %s to node %s failed" %
- (filename, node))
+ ToStderr("Copy of file %s to node %s failed", filename, node)
return 0
def RunClusterCommand(opts, args):
"""Run a command on some nodes.
- Args:
- opts - class with options as members
- args - the command list as a list
- Opts used:
- nodes: list containing the name of target nodes; if empty, all nodes
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain the command to be run and its arguments
+ @rtype: int
+ @return: the desired exit code
"""
cl = GetClient()
command = " ".join(args)
- op = opcodes.OpQueryNodes(output_fields=["name"], names=opts.nodes)
- nodes = [row[0] for row in SubmitOpCode(op, cl=cl)]
+
+ nodes = GetOnlineNodes(nodes=opts.nodes, cl=cl)
cluster_name, master_node = cl.QueryConfigValues(["cluster_name",
"master_node"])
for name in nodes:
result = srun.Run(name, "root", command)
- print ("------------------------------------------------")
- print ("node: %s" % name)
- print ("%s" % result.output)
- print ("return code = %s" % result.exit_code)
+ ToStdout("------------------------------------------------")
+ ToStdout("node: %s", name)
+ ToStdout("%s", result.output)
+ ToStdout("return code = %s", result.exit_code)
return 0
def VerifyCluster(opts, args):
"""Verify integrity of cluster, performing various test on nodes.
- Args:
- opts - class with options as members
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
"""
skip_checks = []
if opts.skip_nplusone_mem:
skip_checks.append(constants.VERIFY_NPLUSONE_MEM)
- op = opcodes.OpVerifyCluster(skip_checks=skip_checks)
+ op = opcodes.OpVerifyCluster(skip_checks=skip_checks,
+ verbose=opts.verbose,
+ error_codes=opts.error_codes,
+ debug_simulate_errors=opts.simulate_errors)
if SubmitOpCode(op):
return 0
else:
def VerifyDisks(opts, args):
"""Verify integrity of cluster disks.
- Args:
- opts - class with options as members
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
"""
op = opcodes.OpVerifyDisks()
result = SubmitOpCode(op)
- if not isinstance(result, (list, tuple)) or len(result) != 4:
+ if not isinstance(result, (list, tuple)) or len(result) != 3:
raise errors.ProgrammerError("Unknown result type for OpVerifyDisks")
- nodes, nlvm, instances, missing = result
+ bad_nodes, instances, missing = result
- if nodes:
- print "Nodes unreachable or with bad data:"
- for name in nodes:
- print "\t%s" % name
retcode = constants.EXIT_SUCCESS
- if nlvm:
- for node, text in nlvm.iteritems():
- print ("Error on node %s: LVM error: %s" %
- (node, text[-400:].encode('string_escape')))
+ if bad_nodes:
+ for node, text in bad_nodes.items():
+ ToStdout("Error gathering data on node %s: %s",
+ node, utils.SafeEncode(text[-400:]))
retcode |= 1
- print "You need to fix these nodes first before fixing instances"
+ ToStdout("You need to fix these nodes first before fixing instances")
if instances:
for iname in instances:
continue
op = opcodes.OpActivateInstanceDisks(instance_name=iname)
try:
- print "Activating disks for instance '%s'" % iname
+ ToStdout("Activating disks for instance '%s'", iname)
SubmitOpCode(op)
except errors.GenericError, err:
nret, msg = FormatError(err)
retcode |= nret
- print >> sys.stderr, ("Error activating disks for instance %s: %s" %
- (iname, msg))
+ ToStderr("Error activating disks for instance %s: %s", iname, msg)
if missing:
for iname, ival in missing.iteritems():
- all_missing = utils.all(ival, lambda x: x[0] in nlvm)
+ all_missing = utils.all(ival, lambda x: x[0] in bad_nodes)
if all_missing:
- print ("Instance %s cannot be verified as it lives on"
- " broken nodes" % iname)
+ ToStdout("Instance %s cannot be verified as it lives on"
+ " broken nodes", iname)
else:
- print "Instance %s has missing logical volumes:" % iname
+ ToStdout("Instance %s has missing logical volumes:", iname)
ival.sort()
for node, vol in ival:
- if node in nlvm:
- print ("\tbroken node %s /dev/xenvg/%s" % (node, vol))
+ if node in bad_nodes:
+ ToStdout("\tbroken node %s /dev/xenvg/%s", node, vol)
else:
- print ("\t%s /dev/xenvg/%s" % (node, vol))
- print ("You need to run replace_disks for all the above"
+ ToStdout("\t%s /dev/xenvg/%s", node, vol)
+ ToStdout("You need to run replace_disks for all the above"
" instances, if this message persist after fixing nodes.")
retcode |= 1
return retcode
+def RepairDiskSizes(opts, args):
+ """Verify sizes of cluster disks.
+
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: optional list of instances to restrict check to
+ @rtype: int
+ @return: the desired exit code
+
+ """
+ op = opcodes.OpRepairDiskSizes(instances=args)
+ SubmitOpCode(op)
+
+
+@UsesRPC
def MasterFailover(opts, args):
"""Failover the master node.
master to cease being master, and the non-master to become new
master.
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
+
"""
- return bootstrap.MasterFailover()
+ if opts.no_voting:
+ usertext = ("This will perform the failover even if most other nodes"
+ " are down, or if this node is outdated. This is dangerous"
+ " as it can lead to a non-consistent cluster. Check the"
+ " gnt-cluster(8) man page before proceeding. Continue?")
+ if not AskUser(usertext):
+ return 1
+
+ return bootstrap.MasterFailover(no_voting=opts.no_voting)
def SearchTags(opts, args):
"""Searches the tags on all the cluster.
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the tag pattern
+ @rtype: int
+ @return: the desired exit code
+
"""
op = opcodes.OpSearchTags(pattern=args[0])
result = SubmitOpCode(op)
result = list(result)
result.sort()
for path, tag in result:
- print "%s %s" % (path, tag)
+ ToStdout("%s %s", path, tag)
def SetClusterParams(opts, args):
"""Modify the cluster.
- Args:
- opts - class with options as members
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should be an empty list
+ @rtype: int
+ @return: the desired exit code
"""
- if not (not opts.lvm_storage or opts.vg_name):
- print "Please give at least one of the parameters."
+ if not (not opts.lvm_storage or opts.vg_name or
+ opts.enabled_hypervisors or opts.hvparams or
+ opts.beparams or opts.nicparams or
+ opts.candidate_pool_size is not None):
+ ToStderr("Please give at least one of the parameters.")
return 1
vg_name = opts.vg_name
if not opts.lvm_storage and opts.vg_name:
- print ("Options --no-lvm-storage and --vg-name conflict.")
+ ToStdout("Options --no-lvm-storage and --vg-name conflict.")
return 1
-
- op = opcodes.OpSetClusterParams(vg_name=opts.vg_name)
+ elif not opts.lvm_storage:
+ vg_name = ''
+
+ hvlist = opts.enabled_hypervisors
+ if hvlist is not None:
+ hvlist = hvlist.split(",")
+
+ # a list of (name, dict) we can pass directly to dict() (or [])
+ hvparams = dict(opts.hvparams)
+ for hv, hv_params in hvparams.iteritems():
+ utils.ForceDictType(hv_params, constants.HVS_PARAMETER_TYPES)
+
+ beparams = opts.beparams
+ utils.ForceDictType(beparams, constants.BES_PARAMETER_TYPES)
+
+ nicparams = opts.nicparams
+ utils.ForceDictType(nicparams, constants.NICS_PARAMETER_TYPES)
+
+ op = opcodes.OpSetClusterParams(vg_name=vg_name,
+ enabled_hypervisors=hvlist,
+ hvparams=hvparams,
+ beparams=beparams,
+ nicparams=nicparams,
+ candidate_pool_size=opts.candidate_pool_size)
SubmitOpCode(op)
return 0
-# this is an option common to more than one command, so we declare
-# it here and reuse it
-node_option = make_option("-n", "--node", action="append", dest="nodes",
- help="Node to copy to (if not given, all nodes),"
- " can be given multiple times",
- metavar="<node>", default=[])
+def QueueOps(opts, args):
+ """Queue operations.
+
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the subcommand
+ @rtype: int
+ @return: the desired exit code
+
+ """
+ command = args[0]
+ client = GetClient()
+ if command in ("drain", "undrain"):
+ drain_flag = command == "drain"
+ client.SetQueueDrainFlag(drain_flag)
+ elif command == "info":
+ result = client.QueryConfigValues(["drain_flag"])
+ if result[0]:
+ val = "set"
+ else:
+ val = "unset"
+ ToStdout("The drain flag is %s" % val)
+ else:
+ raise errors.OpPrereqError("Command '%s' is not valid." % command,
+ errors.ECODE_INVAL)
+
+ return 0
+
+
+def _ShowWatcherPause(until):
+ if until is None or until < time.time():
+ ToStdout("The watcher is not paused.")
+ else:
+ ToStdout("The watcher is paused until %s.", time.ctime(until))
+
+
+def WatcherOps(opts, args):
+ """Watcher operations.
+
+ @param opts: the command line options selected by the user
+ @type args: list
+ @param args: should contain only one element, the subcommand
+ @rtype: int
+ @return: the desired exit code
+
+ """
+ command = args[0]
+ client = GetClient()
+
+ if command == "continue":
+ client.SetWatcherPause(None)
+ ToStdout("The watcher is no longer paused.")
+
+ elif command == "pause":
+ if len(args) < 2:
+ raise errors.OpPrereqError("Missing pause duration", errors.ECODE_INVAL)
+
+ result = client.SetWatcherPause(time.time() + ParseTimespec(args[1]))
+ _ShowWatcherPause(result)
+
+ elif command == "info":
+ result = client.QueryConfigValues(["watcher_pause"])
+ _ShowWatcherPause(result)
+
+ else:
+ raise errors.OpPrereqError("Command '%s' is not valid." % command,
+ errors.ECODE_INVAL)
+
+ return 0
+
commands = {
- 'init': (InitCluster, ARGS_ONE,
- [DEBUG_OPT,
- make_option("-s", "--secondary-ip", dest="secondary_ip",
- help="Specify the secondary ip for this node;"
- " if given, the entire cluster must have secondary"
- " addresses",
- metavar="ADDRESS", default=None),
- make_option("-t", "--hypervisor-type", dest="hypervisor_type",
- help="Specify the hypervisor type "
- "(xen-pvm, kvm, fake, xen-hvm)",
- metavar="TYPE", choices=["xen-pvm",
- "kvm",
- "fake",
- "xen-hvm"],
- default="xen-pvm",),
- make_option("-m", "--mac-prefix", dest="mac_prefix",
- help="Specify the mac prefix for the instance IP"
- " addresses, in the format XX:XX:XX",
- metavar="PREFIX",
- default="aa:00:00",),
- make_option("-g", "--vg-name", dest="vg_name",
- help="Specify the volume group name "
- " (cluster-wide) for disk allocation [xenvg]",
- metavar="VG",
- default=None,),
- make_option("-b", "--bridge", dest="def_bridge",
- help="Specify the default bridge name (cluster-wide)"
- " to connect the instances to [%s]" %
- constants.DEFAULT_BRIDGE,
- metavar="BRIDGE",
- default=constants.DEFAULT_BRIDGE,),
- make_option("--master-netdev", dest="master_netdev",
- help="Specify the node interface (cluster-wide)"
- " on which the master IP address will be added "
- " [%s]" % constants.DEFAULT_BRIDGE,
- metavar="NETDEV",
- default=constants.DEFAULT_BRIDGE,),
- make_option("--file-storage-dir", dest="file_storage_dir",
- help="Specify the default directory (cluster-wide)"
- " for storing the file-based disks [%s]" %
- constants.DEFAULT_FILE_STORAGE_DIR,
- metavar="DIR",
- default=constants.DEFAULT_FILE_STORAGE_DIR,),
- make_option("--no-lvm-storage", dest="lvm_storage",
- help="No support for lvm based instances"
- " (cluster-wide)",
- action="store_false", default=True,),
- ],
- "[opts...] <cluster_name>",
- "Initialises a new cluster configuration"),
- 'destroy': (DestroyCluster, ARGS_NONE,
- [DEBUG_OPT,
- make_option("--yes-do-it", dest="yes_do_it",
- help="Destroy cluster",
- action="store_true"),
- ],
- "", "Destroy cluster"),
- 'rename': (RenameCluster, ARGS_ONE, [DEBUG_OPT, FORCE_OPT],
- "<new_name>",
- "Renames the cluster"),
- 'verify': (VerifyCluster, ARGS_NONE, [DEBUG_OPT,
- make_option("--no-nplus1-mem", dest="skip_nplusone_mem",
- help="Skip N+1 memory redundancy tests",
- action="store_true",
- default=False,),
- ],
- "", "Does a check on the cluster configuration"),
- 'verify-disks': (VerifyDisks, ARGS_NONE, [DEBUG_OPT],
- "", "Does a check on the cluster disk status"),
- 'masterfailover': (MasterFailover, ARGS_NONE, [DEBUG_OPT],
- "", "Makes the current node the master"),
- 'version': (ShowClusterVersion, ARGS_NONE, [DEBUG_OPT],
- "", "Shows the cluster version"),
- 'getmaster': (ShowClusterMaster, ARGS_NONE, [DEBUG_OPT],
- "", "Shows the cluster master"),
- 'copyfile': (ClusterCopyFile, ARGS_ONE, [DEBUG_OPT, node_option],
- "[-n node...] <filename>",
- "Copies a file to all (or only some) nodes"),
- 'command': (RunClusterCommand, ARGS_ATLEAST(1), [DEBUG_OPT, node_option],
- "[-n node...] <command>",
- "Runs a command on all (or only some) nodes"),
- 'info': (ShowClusterConfig, ARGS_NONE, [DEBUG_OPT],
- "", "Show cluster configuration"),
- 'list-tags': (ListTags, ARGS_NONE,
- [DEBUG_OPT], "", "List the tags of the cluster"),
- 'add-tags': (AddTags, ARGS_ANY, [DEBUG_OPT, TAG_SRC_OPT],
- "tag...", "Add tags to the cluster"),
- 'remove-tags': (RemoveTags, ARGS_ANY, [DEBUG_OPT, TAG_SRC_OPT],
- "tag...", "Remove tags from the cluster"),
- 'search-tags': (SearchTags, ARGS_ONE,
- [DEBUG_OPT], "", "Searches the tags on all objects on"
- " the cluster for a given pattern (regex)"),
- 'modify': (SetClusterParams, ARGS_NONE,
- [DEBUG_OPT,
- make_option("-g", "--vg-name", dest="vg_name",
- help="Specify the volume group name "
- " (cluster-wide) for disk allocation "
- "and enable lvm based storage",
- metavar="VG",),
- make_option("--no-lvm-storage", dest="lvm_storage",
- help="Disable support for lvm based instances"
- " (cluster-wide)",
- action="store_false", default=True,),
- ],
- "[opts...]",
- "Alters the parameters of the cluster"),
+ 'init': (
+ InitCluster, [ArgHost(min=1, max=1)],
+ [BACKEND_OPT, CP_SIZE_OPT, ENABLED_HV_OPT, GLOBAL_FILEDIR_OPT,
+ HVLIST_OPT, MAC_PREFIX_OPT, MASTER_NETDEV_OPT, NIC_PARAMS_OPT,
+ NOLVM_STORAGE_OPT, NOMODIFY_ETCHOSTS_OPT, NOMODIFY_SSH_SETUP_OPT,
+ SECONDARY_IP_OPT, VG_NAME_OPT],
+ "[opts...] <cluster_name>", "Initialises a new cluster configuration"),
+ 'destroy': (
+ DestroyCluster, ARGS_NONE, [YES_DOIT_OPT],
+ "", "Destroy cluster"),
+ 'rename': (
+ RenameCluster, [ArgHost(min=1, max=1)],
+ [FORCE_OPT],
+ "<new_name>",
+ "Renames the cluster"),
+ 'redist-conf': (
+ RedistributeConfig, ARGS_NONE, [SUBMIT_OPT],
+ "", "Forces a push of the configuration file and ssconf files"
+ " to the nodes in the cluster"),
+ 'verify': (
+ VerifyCluster, ARGS_NONE,
+ [VERBOSE_OPT, DEBUG_SIMERR_OPT, ERROR_CODES_OPT, NONPLUS1_OPT],
+ "", "Does a check on the cluster configuration"),
+ 'verify-disks': (
+ VerifyDisks, ARGS_NONE, [],
+ "", "Does a check on the cluster disk status"),
+ 'repair-disk-sizes': (
+ RepairDiskSizes, ARGS_MANY_INSTANCES, [],
+ "", "Updates mismatches in recorded disk sizes"),
+ 'masterfailover': (
+ MasterFailover, ARGS_NONE, [NOVOTING_OPT],
+ "", "Makes the current node the master"),
+ 'version': (
+ ShowClusterVersion, ARGS_NONE, [],
+ "", "Shows the cluster version"),
+ 'getmaster': (
+ ShowClusterMaster, ARGS_NONE, [],
+ "", "Shows the cluster master"),
+ 'copyfile': (
+ ClusterCopyFile, [ArgFile(min=1, max=1)],
+ [NODE_LIST_OPT],
+ "[-n node...] <filename>", "Copies a file to all (or only some) nodes"),
+ 'command': (
+ RunClusterCommand, [ArgCommand(min=1)],
+ [NODE_LIST_OPT],
+ "[-n node...] <command>", "Runs a command on all (or only some) nodes"),
+ 'info': (
+ ShowClusterConfig, ARGS_NONE, [],
+ "", "Show cluster configuration"),
+ 'list-tags': (
+ ListTags, ARGS_NONE, [], "", "List the tags of the cluster"),
+ 'add-tags': (
+ AddTags, [ArgUnknown()], [TAG_SRC_OPT],
+ "tag...", "Add tags to the cluster"),
+ 'remove-tags': (
+ RemoveTags, [ArgUnknown()], [TAG_SRC_OPT],
+ "tag...", "Remove tags from the cluster"),
+ 'search-tags': (
+ SearchTags, [ArgUnknown(min=1, max=1)],
+ [], "", "Searches the tags on all objects on"
+ " the cluster for a given pattern (regex)"),
+ 'queue': (
+ QueueOps,
+ [ArgChoice(min=1, max=1, choices=["drain", "undrain", "info"])],
+ [], "drain|undrain|info", "Change queue properties"),
+ 'watcher': (
+ WatcherOps,
+ [ArgChoice(min=1, max=1, choices=["pause", "continue", "info"]),
+ ArgSuggest(min=0, max=1, choices=["30m", "1h", "4h"])],
+ [],
+ "{pause <timespec>|continue|info}", "Change watcher properties"),
+ 'modify': (
+ SetClusterParams, ARGS_NONE,
+ [BACKEND_OPT, CP_SIZE_OPT, ENABLED_HV_OPT, HVLIST_OPT,
+ NIC_PARAMS_OPT, NOLVM_STORAGE_OPT, VG_NAME_OPT],
+ "[opts...]",
+ "Alters the parameters of the cluster"),
}
if __name__ == '__main__':