def ActivateDisks(self, cl):
"""Encapsulates the activation of all disks of an instance.
"""
op = opcodes.OpInstanceActivateDisks(instance_name=self.name)
op.reason = [(constants.OPCODE_REASON_SRC_WATCHER,
"Activating disks for instance %s" % self.name,
utils.EpochNano())]
cli.SubmitOpCode(op, cl=cl)
def _VerifyDisks(cl, uuid, nodes, instances):
"""Run a per-group "gnt-cluster verify-disks".
"""
op = opcodes.OpGroupVerifyDisks(group_name=uuid,
priority=constants.OP_PRIO_LOW)
op.reason = [(constants.OPCODE_REASON_SRC_WATCHER,
"Verifying disks of group %s" % uuid, utils.EpochNano())]
job_id = cl.SubmitJob([op])
((_, offline_disk_instances, _), ) = \
cli.PollJob(job_id, cl=cl, feedback_fn=logging.debug)
try:
cl.ArchiveJob(job_id)
except Exception as err:
logging.exception("Error while archiving job %d" % job_id)
if not offline_disk_instances:
# nothing to do
logging.debug("Verify-disks reported no offline disks, nothing to do")
return
logging.debug("Will activate disks for instance(s) %s",
utils.CommaJoin(offline_disk_instances))
# We submit only one job, and wait for it. Not optimal, but this puts less
# load on the job queue.
job = []
for name in offline_disk_instances:
try:
inst = instances[name]
except KeyError:
logging.info("Can't find instance '%s', maybe it was ignored",
name)
continue
if inst.status in HELPLESS_STATES or _CheckForOfflineNodes(
nodes, inst):
logging.info(
"Skipping instance '%s' because it is in a helpless state"
" or has offline secondaries", name)
continue
op = opcodes.OpInstanceActivateDisks(instance_name=name)
op.reason = [(constants.OPCODE_REASON_SRC_WATCHER,
"Activating disks for instance %s" % name,
utils.EpochNano())]
job.append(op)
if job:
job_id = cli.SendJob(job, cl=cl)
try:
cli.PollJob(job_id, cl=cl, feedback_fn=logging.debug)
except Exception: # pylint: disable=W0703
logging.exception("Error while activating disks")
def BurnActivateDisks(self):
"""Activate and deactivate disks of the instances."""
Log("Activating/deactivating disks")
for instance in self.instances:
Log("instance %s", instance, indent=1)
op_start = self.StartInstanceOp(instance)
op_act = opcodes.OpInstanceActivateDisks(instance_name=instance)
op_deact = opcodes.OpInstanceDeactivateDisks(instance_name=instance)
op_stop = self.StopInstanceOp(instance)
Log("activate disks when online", indent=2)
Log("activate disks when offline", indent=2)
Log("deactivate disks (when offline)", indent=2)
self.ExecOrQueue(instance, [op_act, op_stop, op_act, op_deact, op_start])
def ActivateDisks(self, cl):
"""Encapsulates the activation of all disks of an instance.
"""
op = opcodes.OpInstanceActivateDisks(instance_name=self.name)
cli.SubmitOpCode(op, cl=cl)
