def test_create_symlink_for_seg(self):
"""
[feature]: Creates a symlink to the data directory for a given segment
"""
newfault = Fault()
seginfo = newfault.get_seginfo(preferred_role='m', content=1)
newfault.create_remote_symlink(seginfo.getSegmentHostName(), seginfo.getSegmentDataDirectory())
tinctest.logger.info('Creating symlink for seg %s on host %s' % (seginfo.getSegmentDataDirectory(), seginfo.getSegmentHostName()))
def test_corrupt_persistent_tables(self):
"""
[feature]: corrupts PT tables for segment that has been marked down
"""
newfault = Fault()
seginfo = newfault.get_seginfo(preferred_role='p', content=1)
pt = PTTestCase('corrupt_persistent_table')
pt.corrupt_persistent_table(seginfo.getSegmentHostName(), seginfo.getSegmentPort())
tinctest.logger.info('Finished corruption of PT tables')
def test_remove_symlink_for_seg(self):
"""
[feature]: Remove symlink for datadirectory and restore the orignal directory
for a given segment.
"""
newfault = Fault()
seginfo = newfault.get_seginfo(preferred_role='m', content=1)
newfault.remove_remote_symlink(seginfo.getSegmentHostName(), seginfo.getSegmentDataDirectory())
tinctest.logger.info('Removed symlinks for seg %s on host %s' % (seginfo.getSegmentDataDirectory(), seginfo.getSegmentHostName()))
def test_shared_mem_is_cleaned(self):
"""
[feature]: Check if the shared memory is cleaned
"""
newfault = Fault()
seginfo = newfault.get_seginfo(preferred_role='p',content=0)
cmd = Command('check for shared memory', cmdStr="ipcs -a", ctxt=REMOTE, remoteHost=seginfo.getSegmentHostName())
cmd.run(validateAfter=True)
result = cmd.get_results().stdout.split('\n')
for r in result:
if r and r.split()[-1] == '0':
raise Exception('Shared memory not cleaned up for %s' % r)
def test_use_gpfaultinjector_to_mark_segment_down(self):
"""
[feature]: Use gpfaultinjector to mark a segment down in the configuration, but the
process is still running on the segment.
"""
newfault = Fault()
seginfo = newfault.get_seginfo(preferred_role='m', content=1)
newfault.inject_using_gpfaultinjector(fault_name='filerep_consumer', fault_mode='async', fault_type='fault', segdbid=seginfo.getSegmentDbId())
rtrycnt = 0
while (not newfault.is_changetracking()):
tinctest.logger.info("Waiting [%s] for DB to go into CT mode" % rtrycnt)
rtrycnt += 1
