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 ReplaceFilter(opts, args):
"""Replaces a job filter rule with the given UUID, or creates it, if it
doesn't exist already.
@param opts: the command line options selected by the user
@type args: list
@param args: should contain only one element, the UUID of the filter
@rtype: int
@return: the desired exit code
"""
(uuid, ) = args
reason = []
if opts.reason:
reason = [(constants.OPCODE_REASON_SRC_USER, opts.reason,
utils.EpochNano())]
cl = GetClient()
result = cl.ReplaceFilter(uuid,
priority=opts.priority,
predicates=opts.predicates,
action=opts.action,
reason=reason)
print(result) # Prints the UUID of the replaced/created filter
return 0
def _CleanupInstance(cl, notepad, inst, locks):
n = notepad.NumberOfCleanupAttempts(inst.name)
if inst.name in locks:
logging.info("Not cleaning up instance '%s', instance is locked",
inst.name)
return
if n > MAXTRIES:
logging.warning("Not cleaning up instance '%s', retries exhausted",
inst.name)
return
logging.info(
"Instance '%s' was shutdown by the user, cleaning up instance",
inst.name)
op = opcodes.OpInstanceShutdown(instance_name=inst.name,
admin_state_source=constants.USER_SOURCE)
op.reason = [(constants.OPCODE_REASON_SRC_WATCHER,
"Cleaning up instance %s" % inst.name, utils.EpochNano())]
try:
cli.SubmitOpCode(op, cl=cl)
if notepad.NumberOfCleanupAttempts(inst.name):
notepad.RemoveInstance(inst.name)
except Exception: # pylint: disable=W0703
logging.exception("Error while cleaning up instance '%s'", inst.name)
notepad.RecordCleanupAttempt(inst.name)
def Restart(self, cl):
"""Encapsulates the start of an instance.
"""
op = opcodes.OpInstanceStartup(instance_name=self.name, force=False)
op.reason = [(constants.OPCODE_REASON_SRC_WATCHER,
"Restarting instance %s" % self.name, utils.EpochNano())]
cli.SubmitOpCode(op, cl=cl)
def _extendReasonTrail(trail, source, reason=""):
"""Extend the reason trail with noded information
The trail is extended by appending the name of the noded functionality
"""
assert trail is not None
trail_source = "%s:%s" % (constants.OPCODE_REASON_SRC_NODED, source)
trail.append((trail_source, reason, utils.EpochNano()))
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 testAddFilter(self):
self.assertTrue(
self.cl.AddFilter(
priority=1,
predicates=[["jobid", [">", "id", "watermark"]]],
action="CONTINUE",
reason_trail=["testAddFilter", "myreason",
utils.EpochNano()],
) is NotImplemented)
def _GetCommonStatic(self):
"""Return the static parameters common to all the RAPI calls
The reason is a parameter present in all the RAPI calls, and the reason
trail has to be build for all of them, so the parameter is read here and
used to build the reason trail, that is the actual parameter passed
forward.
"""
trail = []
usr_reason = self._checkStringVariable("reason", default=None)
if usr_reason:
trail.append((constants.OPCODE_REASON_SRC_USER, usr_reason,
utils.EpochNano()))
reason_src = "%s:%s" % (constants.OPCODE_REASON_SRC_RLIB2,
self._GetRapiOpName())
trail.append((reason_src, "", utils.EpochNano()))
common_static = {
"reason": trail,
}
return common_static
def testReplaceFilter(self):
self.assertTrue(
self.cl.ReplaceFilter(
uuid="c6a70f02-facb-4e37-b344-54f146dd0396",
priority=1,
predicates=[["jobid", [">", "id", "watermark"]]],
action="CONTINUE",
reason_trail=[
"testReplaceFilter", "myreason",
utils.EpochNano()
],
) is NotImplemented)
def TestFilters():
"""Testing filter management via the remote API.
"""
body = {
"priority":
10,
"predicates": [],
"action":
"CONTINUE",
"reason":
[(constants.OPCODE_REASON_SRC_USER, "reason1", utils.EpochNano())],
}
body1 = copy.deepcopy(body)
body1["priority"] = 20
# Query filters
_DoTests([("/2/filters", [], "GET", None)])
# Add a filter via POST and delete it again
uuid = _DoTests([("/2/filters", None, "POST", body)])[0]
uuid_module.UUID(uuid) # Check if uuid is a valid UUID
_DoTests([("/2/filters/%s" % uuid, lambda r: r is None, "DELETE", None)])
_DoTests([
# Check PUT-inserting a nonexistent filter with given UUID
("/2/filters/%s" % uuid, lambda u: u == uuid, "PUT", body),
# Check PUT-inserting an existent filter with given UUID
("/2/filters/%s" % uuid, lambda u: u == uuid, "PUT", body1),
# Check that the update changed the filter
("/2/filters/%s" % uuid, lambda f: f["priority"] == 20, "GET", None),
# Delete it again
("/2/filters/%s" % uuid, lambda r: r is None, "DELETE", None),
])
# Add multiple filters, query and delete them
uuids = _DoTests([
("/2/filters", None, "POST", body),
("/2/filters", None, "POST", body),
("/2/filters", None, "POST", body),
])
_DoTests([("/2/filters", lambda rs: [r["uuid"]
for r in rs] == uuids, "GET", None)])
for u in uuids:
_DoTests([("/2/filters/%s" % u, lambda r: r is None, "DELETE", None)])
def AddFilter(opts, args):
"""Add a job filter rule.
@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
"""
assert args == []
reason = []
if opts.reason:
reason = [(constants.OPCODE_REASON_SRC_USER, opts.reason,
utils.EpochNano())]
cl = GetClient()
result = cl.ReplaceFilter(None, opts.priority, opts.predicates,
opts.action, reason)
print(result) # Prints the UUID of the replaced/created filter
def GetAuthReason(self):
return (constants.OPCODE_REASON_SRC_RLIB2,
constants.OPCODE_REASON_AUTH_USER + self.auth_user,
utils.EpochNano())
