def RemoveExport(opts, args):
"""Remove an export from the cluster.
@param opts: the command line options selected by the user
@type args: list
@param args: should contain only one element, the name of the
instance whose backup should be removed
@rtype: int
@return: the desired exit code
"""
op = opcodes.OpBackupRemove(instance_name=args[0])
SubmitOrSend(op, opts)
return 0
def BurnImportExport(self):
"""Export the instance, delete it, and import it back.
"""
Log("Exporting and re-importing instances")
mytor = izip(cycle(self.nodes), islice(cycle(self.nodes), 1, None),
islice(cycle(self.nodes), 2, None), self.instances)
qcl = GetClient(query=True)
for pnode, snode, enode, instance in mytor:
Log("instance %s", instance, indent=1)
# read the full name of the instance
((full_name, ), ) = qcl.QueryInstances([instance], ["name"], False)
if self.opts.iallocator:
pnode = snode = None
import_log_msg = ("import from %s"
" with iallocator %s" %
(enode, self.opts.iallocator))
elif self.opts.disk_template not in constants.DTS_INT_MIRROR:
snode = None
import_log_msg = ("import from %s to %s" % (enode, pnode))
else:
import_log_msg = ("import from %s to %s, %s" %
(enode, pnode, snode))
exp_op = opcodes.OpBackupExport(instance_name=instance,
target_node=enode,
mode=constants.EXPORT_MODE_LOCAL,
shutdown=True)
rem_op = opcodes.OpInstanceRemove(instance_name=instance,
ignore_failures=True)
imp_dir = utils.PathJoin(pathutils.EXPORT_DIR, full_name)
imp_op = opcodes.OpInstanceCreate(
instance_name=instance,
disks=[{
"size": size
} for size in self.disk_size],
disk_template=self.opts.disk_template,
nics=self.opts.nics,
mode=constants.INSTANCE_IMPORT,
src_node=enode,
src_path=imp_dir,
pnode=pnode,
snode=snode,
start=True,
ip_check=self.opts.ip_check,
name_check=self.opts.name_check,
wait_for_sync=True,
file_storage_dir=None,
file_driver="loop",
iallocator=self.opts.iallocator,
beparams=self.bep,
hvparams=self.hvp,
osparams=self.opts.osparams,
)
erem_op = opcodes.OpBackupRemove(instance_name=instance)
Log("export to node %s", enode, indent=2)
Log("remove instance", indent=2)
Log(import_log_msg, indent=2)
Log("remove export", indent=2)
self.ExecOrQueue(instance, [exp_op, rem_op, imp_op, erem_op])
qcl.Close()
