[
https://issues.apache.org/jira/browse/CASSANDRA-15614?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Ekaterina Dimitrova updated CASSANDRA-15614:
--------------------------------------------
Test and Documentation Plan:
[Pull request|https://github.com/ekaterinadimitrova2/cassandra-dtest/pull/3]
[Branch for the
patch|https://github.com/ekaterinadimitrova2/cassandra-dtest/tree/CASSANDRA-15614]
Status: Patch Available (was: In Progress)
> Flakey test - TestBootstrap.test_resumable_bootstrap
> -----------------------------------------------------
>
> Key: CASSANDRA-15614
> URL: https://issues.apache.org/jira/browse/CASSANDRA-15614
> Project: Cassandra
> Issue Type: Bug
> Components: Test/dtest
> Reporter: Ekaterina Dimitrova
> Assignee: Ekaterina Dimitrova
> Priority: Normal
> Fix For: 4.0-alpha
>
> Attachments: test_resumable_bootstrap-CASSANDRA-15614.txt
>
>
> Fails 2 out of 10 times on Mac/Java 8
> {noformat}
> ==================================================================================================================
> FAILURES
> ==================================================================================================================
> *___________________________________________________________________________________________________
> TestBootstrap.test_resumable_bootstrap
> ___________________________________________________________________________________________________*
>
> self = <bootstrap_test.TestBootstrap object at 0x10fd488d0>
>
> *@since('2.2')*
> *def test_resumable_bootstrap(self):*
> *"""*
> *Test resuming bootstrap after data streaming failure*
> *"""*
> *cluster = self.cluster*
> *cluster.populate(2)*
> **
> *node1 = cluster.nodes['node1']*
> *# set up byteman*
> *node1.byteman_port = '8100'*
> *node1.import_config_files()*
> **
> *cluster.start(wait_other_notice=True)*
> *# kill stream to node3 in the middle of streaming to let it fail*
> *if cluster.version() < '4.0':*
> *node1.byteman_submit([self.byteman_submit_path_pre_4_0])*
> *else:*
> *node1.byteman_submit([self.byteman_submit_path_4_0])*
> *node1.stress(['write', 'n=1K', 'no-warmup', 'cl=TWO', '-schema',
> 'replication(factor=2)', '-rate', 'threads=50'])*
> *cluster.flush()*
> **
> *# start bootstrapping node3 and wait for streaming*
> *node3 = new_node(cluster)*
> *node3.start(wait_other_notice=False)*
> **
> *# let streaming fail as we expect*
> *> node3.watch_log_for('Some data streaming failed')*
>
> *bootstrap_test.py*:365:
> _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
> _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
> _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
> _ _
>
> self = <ccmlib.node.Node object at 0x10fdf1810>, exprs = 'Some data streaming
> failed', from_mark = None, timeout = 600, process = None, verbose = False,
> filename = 'system.log'
>
> *def watch_log_for(self, exprs, from_mark=None, timeout=600,
> process=None, verbose=False, filename='system.log'):*
> *"""*
> *Watch the log until one or more (regular) expression are found.*
> *This methods when all the expressions have been found or the
> method*
> *timeouts (a TimeoutError is then raised). On successful
> completion,*
> *a list of pair (line matched, match object) is returned.*
> *"""*
> *start = time.time()*
> *tofind = [exprs] if isinstance(exprs, string_types) else exprs*
> *tofind = [re.compile(e) for e in tofind]*
> *matchings = []*
> *reads = ""*
> *if len(tofind) == 0:*
> *return None*
> **
> *log_file = os.path.join(self.get_path(), 'logs', filename)*
> *output_read = False*
> *while not os.path.exists(log_file):*
> *time.sleep(.5)*
> *if start + timeout < time.time():*
> *raise TimeoutError(time.strftime("%d %b %Y %H:%M:%S",
> time.gmtime()) + " [" + self.name + "] Timed out waiting for {} to be
> created.".format(log_file))*
> *if process and not output_read:*
> *process.poll()*
> *if process.returncode is not None:*
> *self.print_process_output(self.name, process, verbose)*
> *output_read = True*
> *if process.returncode != 0:*
> *raise RuntimeError() # Shouldn't reuse RuntimeError
> but I'm lazy*
> **
> *with open(log_file) as f:*
> *if from_mark:*
> *f.seek(from_mark)*
> **
> *while True:*
> *# First, if we have a process to check, then check it.*
> *# Skip on Windows - stdout/stderr is cassandra.bat*
> *if not common.is_win() and not output_read:*
> *if process:*
> *process.poll()*
> *if process.returncode is not None:*
> *self.print_process_output(self.name, process,
> verbose)*
> *output_read = True*
> *if process.returncode != 0:*
> *raise RuntimeError() # Shouldn't reuse
> RuntimeError but I'm lazy*
> **
> *line = f.readline()*
> *if line:*
> *reads = reads + line*
> *for e in tofind:*
> *m = e.search(line)*
> *if m:*
> *matchings.append((line, m))*
> *tofind.remove(e)*
> *if len(tofind) == 0:*
> *return matchings[0] if isinstance(exprs,
> string_types) else matchings*
> *else:*
> *# yep, it's ugly*
> *time.sleep(1)*
> *if start + timeout < time.time():*
> *> raise TimeoutError(time.strftime("%d %b %Y
> %H:%M:%S", time.gmtime()) + " [" + self.name + "] Missing: " + str([e.pattern
> for e in tofind]) + ":\n" + reads[:50] + ".....\nSee {} for
> remainder".format(filename))*
> *E ccmlib.node.TimeoutError: 02 Mar 2020 17:16:34
> [node3] Missing: ['Some data streaming failed']:*
> *E INFO [main] 2020-03-02 12:06:34,963
> YamlConfigura.....*
> *E See system.log for remainder*
>
> *../../dtest-new2/src/ccm/ccmlib/node.py*:536: TimeoutError
> -----------------------------------------------------------------------------------------------------------
> Captured stdout setup
> ------------------------------------------------------------------------------------------------------------
> 11:55:37,343 ccm DEBUG Log-watching thread starting.
> -------------------------------------------------------------------------------------------------------------
> Captured log setup
> -------------------------------------------------------------------------------------------------------------
> 11:55:37,239 conftest INFO Starting execution of test_resumable_bootstrap at
> 2020-03-02 11:55:37.239467
> 11:55:37,240 dtest_setup INFO cluster ccm directory:
> /var/folders/ql/nvcz74bd67d3vhw7227mpjm40000gp/T/dtest-fzxwwt9c
> ------------------------------------------------------------------------------------------------------------
> Captured stdout call
> ------------------------------------------------------------------------------------------------------------
> install rule inject stream failure
>
> ----------------------------------------------------------------------------------------------------------
> Captured stdout teardown
> ----------------------------------------------------------------------------------------------------------
> 12:06:04,870 ccm DEBUG Log-watching thread exiting.
> -----------------------------------------------------------------------------------------------------------
> Captured stdout setup
> ------------------------------------------------------------------------------------------------------------
> 12:06:06,20 ccm DEBUG Log-watching thread starting.
> -------------------------------------------------------------------------------------------------------------
> Captured log setup
> -------------------------------------------------------------------------------------------------------------
> 12:06:05,887 conftest INFO Starting execution of test_resumable_bootstrap at
> 2020-03-02 12:06:05.887592
> 12:06:05,888 dtest_setup INFO cluster ccm directory:
> /var/folders/ql/nvcz74bd67d3vhw7227mpjm40000gp/T/dtest-yntcltkx
> ------------------------------------------------------------------------------------------------------------
> Captured stdout call
> ------------------------------------------------------------------------------------------------------------
> install rule inject stream failure
>
> ----------------------------------------------------------------------------------------------------------
> Captured stdout teardown
> ----------------------------------------------------------------------------------------------------------
> 12:06:04,870 ccm DEBUG Log-watching thread exiting.
> ----------------------------------------------------------------------------------------------------------
> Captured stdout teardown
> ----------------------------------------------------------------------------------------------------------
> 12:06:04,870 ccm DEBUG Log-watching thread exiting.
> ----------------------------------------------------------------------------------------------------------
> Captured stdout teardown
> ----------------------------------------------------------------------------------------------------------
> 12:16:34,818 ccm DEBUG Log-watching thread exiting.
> ===Flaky Test Report===
>
> test_resumable_bootstrap failed (1 runs remaining out of 2).
> <class 'ccmlib.node.TimeoutError'>
> 02 Mar 2020 17:06:04 [node3] Missing: ['Some data streaming failed']:
> INFO [main] 2020-03-02 11:56:05,081 YamlConfigura.....
> See system.log for remainder
> [<TracebackEntry
> /Users/ekaterina.dimitri/IdeaProjects/cassandra-dtest-d/bootstrap_test.py:365>,
> <TracebackEntry
> /Users/ekaterina.dimitri/dtest-new2/src/ccm/ccmlib/node.py:536>]
> test_resumable_bootstrap failed; it passed 0 out of the required 1 times.
> <class 'ccmlib.node.TimeoutError'>
> 02 Mar 2020 17:16:34 [node3] Missing: ['Some data streaming failed']:
> INFO [main] 2020-03-02 12:06:34,963 YamlConfigura.....
> See system.log for remainder
> [<TracebackEntry
> /Users/ekaterina.dimitri/IdeaProjects/cassandra-dtest-d/bootstrap_test.py:365>,
> <TracebackEntry
> /Users/ekaterina.dimitri/dtest-new2/src/ccm/ccmlib/node.py:536>]
>
> ===End Flaky Test Report===
> *========================================================================================================
> 1 failed in 1258.32 seconds
> =========================================================================================================*
> {noformat}
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