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:
if hvlist is not None:
hvlist = hvlist.split(",")
else:
- hvlist = constants.DEFAULT_ENABLED_HYPERVISOR
+ hvlist = [constants.DEFAULT_ENABLED_HYPERVISOR]
+
+ # avoid an impossible situation
+ if opts.default_hypervisor in hvlist:
+ default_hypervisor = opts.default_hypervisor
+ else:
+ default_hypervisor = hvlist[0]
hvparams = opts.hvparams
if hvparams:
# check for invalid parameters
for parameter in beparams:
if parameter not in constants.BES_PARAMETERS:
- print "Invalid backend parameter: %s" % parameter
+ ToStderr("Invalid backend parameter: %s", parameter)
return 1
# prepare beparams dict
try:
beparams[constants.BE_VCPUS] = int(beparams[constants.BE_VCPUS])
except ValueError:
- print "%s must be an integer" % constants.BE_VCPUS
+ ToStderr("%s must be an integer", constants.BE_VCPUS)
return 1
- beparams[constants.BE_MEMORY] = utils.ParseUnit(beparams[constants.BE_MEMORY])
+ if not isinstance(beparams[constants.BE_MEMORY], int):
+ beparams[constants.BE_MEMORY] = utils.ParseUnit(
+ beparams[constants.BE_MEMORY])
# prepare hvparams dict
for hv in constants.HYPER_TYPES:
for hv in hvlist:
if hv not in constants.HYPER_TYPES:
- print "invalid hypervisor: %s" % hv
+ ToStderr("invalid hypervisor: %s", hv)
return 1
bootstrap.InitCluster(cluster_name=args[0],
master_netdev=opts.master_netdev,
file_storage_dir=opts.file_storage_dir,
enabled_hypervisors=hvlist,
+ default_hypervisor=default_hypervisor,
hvparams=hvparams,
beparams=beparams)
return 0
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:
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]
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()
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
"""
ToStdout("%s", GetClient().QueryConfigValues(["master_node"])[0])
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)
ToStdout("Architecture (this node): %s (%s)",
result["architecture"][0], result["architecture"][1])
- ToStdout("Default hypervisor: %s", result["hypervisor_type"])
+ ToStdout("Default hypervisor: %s", result["default_hypervisor"])
ToStdout("Enabled hypervisors: %s", ", ".join(result["enabled_hypervisors"]))
ToStdout("Hypervisor parameters:")
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]
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()
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 = []
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()
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()
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)
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 or
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()
make_option("--enabled-hypervisors", dest="enabled_hypervisors",
help="Comma-separated list of hypervisors",
type="string", default=None),
+ make_option("-t", "--default-hypervisor",
+ dest="default_hypervisor",
+ help="Default hypervisor to use for instance creation",
+ choices=list(constants.HYPER_TYPES),
+ default=constants.DEFAULT_ENABLED_HYPERVISOR),
ikv_option("-H", "--hypervisor-parameters", dest="hvparams",
help="Hypervisor and hypervisor options, in the"
" format"