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Skip offline nodes in gnt-cluster commands
[ganeti-local]
/
scripts
/
gnt-cluster
diff --git
a/scripts/gnt-cluster
b/scripts/gnt-cluster
index
9ebd10f
..
09c1eb2
100755
(executable)
--- a/
scripts/gnt-cluster
+++ b/
scripts/gnt-cluster
@@
-36,6
+36,7
@@
from ganeti import bootstrap
from ganeti import ssh
from ganeti import ssh
+@UsesRPC
def InitCluster(opts, args):
"""Initialize the cluster.
def InitCluster(opts, args):
"""Initialize the cluster.
@@
-59,13
+60,14
@@
def InitCluster(opts, args):
if hvlist is not None:
hvlist = hvlist.split(",")
else:
if hvlist is not None:
hvlist = hvlist.split(",")
else:
- hvlist = [constants.DEFAULT_ENABLED_HYPERVISOR]
+ hvlist = [opts.default_hypervisor]
# avoid an impossible situation
# avoid an impossible situation
- if opts.default_hypervisor in hvlist:
- default_hypervisor = opts.default_hypervisor
- else:
- default_hypervisor = hvlist[0]
+ if opts.default_hypervisor not in hvlist:
+ ToStderr("The default hypervisor requested (%s) is not"
+ " within the enabled hypervisor list (%s)" %
+ (opts.default_hypervisor, hvlist))
+ return 1
hvparams = opts.hvparams
if hvparams:
hvparams = opts.hvparams
if hvparams:
@@
-119,12
+121,15
@@
def InitCluster(opts, args):
master_netdev=opts.master_netdev,
file_storage_dir=opts.file_storage_dir,
enabled_hypervisors=hvlist,
master_netdev=opts.master_netdev,
file_storage_dir=opts.file_storage_dir,
enabled_hypervisors=hvlist,
- default_hypervisor=default_hypervisor,
+ default_hypervisor=opts.default_hypervisor,
hvparams=hvparams,
hvparams=hvparams,
- beparams=beparams)
+ beparams=beparams,
+ candidate_pool_size=opts.candidate_pool_size,
+ )
return 0
return 0
+@UsesRPC
def DestroyCluster(opts, args):
"""Destroy the cluster.
def DestroyCluster(opts, args):
"""Destroy the cluster.
@@
-172,6
+177,21
@@
def RenameCluster(opts, args):
return 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.OpRedistributeConf()
+ SubmitOrSend(op, opts)
+ return 0
+
+
def ShowClusterVersion(opts, args):
"""Write version of ganeti software to the standard output.
def ShowClusterVersion(opts, args):
"""Write version of ganeti software to the standard output.
@@
-236,6
+256,9
@@
def ShowClusterConfig(opts, args):
ToStdout(" %s: %s", item, val)
ToStdout("Cluster parameters:")
ToStdout(" %s: %s", item, val)
ToStdout("Cluster parameters:")
+ ToStdout(" - candidate pool size: %s", result["candidate_pool_size"])
+
+ ToStdout("Default instance parameters:")
for gr_name, gr_dict in result["beparams"].items():
ToStdout(" - %s:", gr_name)
for item, val in gr_dict.iteritems():
for gr_name, gr_dict in result["beparams"].items():
ToStdout(" - %s:", gr_name)
for item, val in gr_dict.iteritems():
@@
-265,8
+288,8
@@
def ClusterCopyFile(opts, args):
cluster_name = cl.QueryConfigValues(["cluster_name"])[0]
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:
srun = ssh.SshRunner(cluster_name=cluster_name)
for node in results:
@@
-289,8
+312,8
@@
def RunClusterCommand(opts, args):
cl = GetClient()
command = " ".join(args)
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"])
cluster_name, master_node = cl.QueryConfigValues(["cluster_name",
"master_node"])
@@
-396,6
+419,7
@@
def VerifyDisks(opts, args):
return retcode
return retcode
+@UsesRPC
def MasterFailover(opts, args):
"""Failover the master node.
def MasterFailover(opts, args):
"""Failover the master node.
@@
-445,7
+469,7
@@
def SetClusterParams(opts, args):
"""
if not (not opts.lvm_storage or opts.vg_name or
opts.enabled_hypervisors or opts.hvparams or
"""
if not (not opts.lvm_storage or opts.vg_name or
opts.enabled_hypervisors or opts.hvparams or
- opts.beparams):
+ opts.beparams or opts.candidate_pool_size is not None):
ToStderr("Please give at least one of the parameters.")
return 1
ToStderr("Please give at least one of the parameters.")
return 1
@@
-468,7
+492,8
@@
def SetClusterParams(opts, args):
op = opcodes.OpSetClusterParams(vg_name=opts.vg_name,
enabled_hypervisors=hvlist,
hvparams=hvparams,
op = opcodes.OpSetClusterParams(vg_name=opts.vg_name,
enabled_hypervisors=hvlist,
hvparams=hvparams,
- beparams=beparams)
+ beparams=beparams,
+ candidate_pool_size=opts.candidate_pool_size)
SubmitOpCode(op)
return 0
SubmitOpCode(op)
return 0
@@
-562,6
+587,10
@@
commands = {
keyval_option("-B", "--backend-parameters", dest="beparams",
type="keyval", default={},
help="Backend parameters"),
keyval_option("-B", "--backend-parameters", dest="beparams",
type="keyval", default={},
help="Backend parameters"),
+ make_option("-C", "--candidate-pool-size",
+ default=constants.MASTER_POOL_SIZE_DEFAULT,
+ help="Set the candidate pool size",
+ dest="candidate_pool_size", type="int"),
],
"[opts...] <cluster_name>",
"Initialises a new cluster configuration"),
],
"[opts...] <cluster_name>",
"Initialises a new cluster configuration"),
@@
-575,6
+604,10
@@
commands = {
'rename': (RenameCluster, ARGS_ONE, [DEBUG_OPT, FORCE_OPT],
"<new_name>",
"Renames the cluster"),
'rename': (RenameCluster, ARGS_ONE, [DEBUG_OPT, FORCE_OPT],
"<new_name>",
"Renames the cluster"),
+ 'redist-conf': (RedistributeConfig, ARGS_NONE, [DEBUG_OPT, SUBMIT_OPT],
+ "",
+ "Forces a push of the configuration file and ssconf files"
+ " to the nodes in the cluster"),
'verify': (VerifyCluster, ARGS_NONE, [DEBUG_OPT,
make_option("--no-nplus1-mem", dest="skip_nplusone_mem",
help="Skip N+1 memory redundancy tests",
'verify': (VerifyCluster, ARGS_NONE, [DEBUG_OPT,
make_option("--no-nplus1-mem", dest="skip_nplusone_mem",
help="Skip N+1 memory redundancy tests",
@@
-633,6
+666,9
@@
commands = {
keyval_option("-B", "--backend-parameters", dest="beparams",
type="keyval", default={},
help="Backend parameters"),
keyval_option("-B", "--backend-parameters", dest="beparams",
type="keyval", default={},
help="Backend parameters"),
+ make_option("-C", "--candidate-pool-size", default=None,
+ help="Set the candidate pool size",
+ dest="candidate_pool_size", type="int"),
],
"[opts...]",
"Alters the parameters of the cluster"),
],
"[opts...]",
"Alters the parameters of the cluster"),