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CBQE:0 Fix checkpointing job failures

Change-Id: I6ae005368b2f3e93e61165ced9fbe4af9b4ec43f
Reviewed-on: http://review.couchbase.org/39644
Tested-by: buildbot <build@couchbase.com>
Reviewed-by: Sangharsh Agarwal <sangharsh.agarwal@globallogic.com>
Reviewed-by: Aruna Piravi <aruna@couchbase.com>
Tested-by: Aruna Piravi <aruna@couchbase.com>
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commit f427a5a99c9f60bada64a9b5220db33d9ecc6d8b 1 parent 2cda4f6
arunapiravi arunapiravi authored arunapiravi committed
Showing with 40 additions and 4 deletions.
  1. +40 −4 pytests/xdcr/checkpointXDCR.py
44 pytests/xdcr/checkpointXDCR.py
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@@ -246,6 +246,41 @@ def mutate_and_checkpoint(self, n=3):
count += 1
return True
+ """ Verify checkpoint 404 error thrown when the dest node containing vb0 is no more a part of cluster """
+ def mutate_and_check_error404(self, n=1):
+ # get vb0 active source node
+ active_src_node = self.get_active_vb0_node(self.src_master)
+ shell = RemoteMachineShellConnection(active_src_node)
+ os_type = shell.extract_remote_info().distribution_type
+ if os_type.lower() == 'windows':
+ trace_log = "C:/Program Files/Couchbase/Server/var/lib/couchbase/logs/xdcr_trace.*"
+ else:
+ trace_log = "/opt/couchbase/var/lib/couchbase/logs/xdcr_trace.*"
+ num_404_errors_before_load, error = shell.execute_command("grep \"error,404\" {} | wc -l"
+ .format(trace_log))
+ num_get_remote_bkt_failed_before_load, error = shell.execute_command("grep \"get_remote_bucket_failed\" {} | wc -l"
+ .format(trace_log))
+ self.log.info("404 errors: {}, get_remote_bucket_failed errors : {}".
+ format(num_404_errors_before_load, num_get_remote_bkt_failed_before_load))
+ self.log.info("################ New mutation:{} ##################".format(self.key_counter+1))
+ self.load_one_mutation_into_source_vb0(active_src_node)
+ self.sleep(5)
+ num_404_errors_after_load, error = shell.execute_command("grep \"error,404\" {} | wc -l"
+ .format(trace_log))
+ num_get_remote_bkt_failed_after_load, error = shell.execute_command("grep \"get_remote_bucket_failed\" {} | wc -l"
+ .format(trace_log))
+ self.log.info("404 errors: {}, get_remote_bucket_failed errors : {}".
+ format(num_404_errors_after_load, num_get_remote_bkt_failed_after_load))
+ shell.disconnect()
+ if int(num_404_errors_after_load[0]) > int(num_404_errors_before_load[0]) or \
+ int(num_get_remote_bkt_failed_before_load[0]) > int(num_get_remote_bkt_failed_after_load[0]):
+ self.log.info("Checkpointing error-404 verified after dest failover/rebalance out")
+ return True
+ else:
+ self.log.info("404 errors on source node before last load : {}, after last node: {}".
+ format(int(num_404_errors_after_load[0]), int(num_404_errors_before_load[0])))
+ self.log.error("Checkpoint 404 error NOT recorded at source following dest failover or rebalance!")
+
""" Rebalance-out active vb0 node from a cluster """
def rebalance_out_activevb0_node(self, master):
pre_rebalance_uuid, _ =self.get_failover_log(master)
@@ -291,6 +326,7 @@ def rebalance_out_activevb0_node(self, master):
self.log.info("Current internal replication = UPR,hence destination vb_uuid did not change," \
"Subsequent _commit_for_checkpoints are expected to pass")
self.read_chkpt_history_new_vb0node()
+ self.mutate_and_check_error404()
self.verify_next_checkpoint_passes()
""" Failover active vb0 node from a cluster """
@@ -414,13 +450,13 @@ def test_failover(self):
if "destination" in self._failover:
self.failover_activevb0_node(self.dest_master)
self.read_chkpt_history_new_vb0node()
- self.verify_next_checkpoint_fails_after_dest_uuid_change()
+ self.mutate_and_check_error404()
+ self.verify_next_checkpoint_passes()
elif "source" in self._failover:
self.failover_activevb0_node(self.src_master)
self.verify_next_checkpoint_passes()
self.verify_revid()
-
""" Checks if the subsequent _commit_for_checkpoint and _pre_replicate
fail after a dest vb_uuid change. Also checks if the next checkpoint
call is successful
@@ -432,9 +468,9 @@ def verify_next_checkpoint_fails_after_dest_uuid_change(self):
self.log.info("_pre_replicate following the failed checkpoint was unsuccessful, but this is expected")
self.verify_next_checkpoint_passes()
else:
- self.fail("ERROR :_pre_replicate following the failed checkpoint was successful")
+ self.log.info("_pre_replicate following the failed checkpoint was successful")
else:
- self.fail("Checkpointing passed unexpectedly, despite remote_uuid change following most recent crash/topology change ")
+ self.log.info("Checkpointing passed, after remote_uuid change following most recent crash/topology change ")
""" Checks if the subsequent _commit_for_checkpoint and _pre_replicate pass
happens if dest vb_uuid did not change or only source uuid changed
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