def test_backup_data(self):
# Test for unsupported storage backend.
flexmock(backup_recovery_constants.StorageTypes()).\
should_receive("get_storage_types").and_return([])
self.assertEquals(None, zookeeper_backup.backup_data('blah', ''))
# Test with failure to tar ZK data file.
flexmock(zookeeper_backup).should_receive('dump_zk').\
and_return()
flexmock(backup_recovery_helper).should_receive('tar_backup_files').\
and_return(None)
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_local_backup_file').\
and_return()
flexmock(backup_recovery_helper).should_receive('move_secondary_backup').\
and_return()
self.assertEquals(None, zookeeper_backup.backup_data('', ''))
# Test with successful tar creation and local storage.
flexmock(backup_recovery_helper).should_receive('tar_backup_files').\
and_return('some/snapshot')
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_secondary_backup').\
and_return()
self.assertEquals('some/snapshot',
zookeeper_backup.backup_data('', ''))
# Test with GCS as storage backend and failure to upload.
flexmock(gcs_helper).should_receive('upload_to_bucket').and_return(
False)
flexmock(backup_recovery_helper).should_receive('move_secondary_backup').\
and_return()
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_local_backup_file').\
and_return()
self.assertEquals(
None,
zookeeper_backup.backup_data(
backup_recovery_constants.StorageTypes.GCS, ''))
# Test with GCS as storage backend and successful upload.
flexmock(gcs_helper).should_receive('upload_to_bucket').and_return(
True)
flexmock(backup_recovery_helper).\
should_receive('delete_secondary_backup').\
and_return()
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_local_backup_file').\
and_return()
self.assertIsNotNone(
zookeeper_backup.backup_data(
backup_recovery_constants.StorageTypes.GCS, ''))
def test_backup_data(self):
# Test for unsupported storage backend.
flexmock(backup_recovery_constants.StorageTypes()).\
should_receive("get_storage_types").and_return([])
self.assertEquals(None, zookeeper_backup.backup_data('blah', ''))
# Test with failure to tar ZK data file.
flexmock(zookeeper_backup).should_receive('dump_zk').\
and_return()
flexmock(backup_recovery_helper).should_receive('tar_backup_files').\
and_return(None)
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_local_backup_file').\
and_return()
flexmock(backup_recovery_helper).should_receive('move_secondary_backup').\
and_return()
self.assertEquals(None, zookeeper_backup.backup_data('', ''))
# Test with successful tar creation and local storage.
flexmock(backup_recovery_helper).should_receive('tar_backup_files').\
and_return('some/snapshot')
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_secondary_backup').\
and_return()
self.assertEquals('some/snapshot', zookeeper_backup.backup_data('', ''))
# Test with GCS as storage backend and failure to upload.
flexmock(gcs_helper).should_receive('upload_to_bucket').and_return(False)
flexmock(backup_recovery_helper).should_receive('move_secondary_backup').\
and_return()
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_local_backup_file').\
and_return()
self.assertEquals(None, zookeeper_backup.backup_data(
backup_recovery_constants.StorageTypes.GCS, ''))
# Test with GCS as storage backend and successful upload.
flexmock(gcs_helper).should_receive('upload_to_bucket').and_return(True)
flexmock(backup_recovery_helper).\
should_receive('delete_secondary_backup').\
and_return()
flexmock(backup_recovery_helper).should_receive('remove').\
and_return()
flexmock(backup_recovery_helper).\
should_receive('delete_local_backup_file').\
and_return()
self.assertIsNotNone(zookeeper_backup.backup_data(
backup_recovery_constants.StorageTypes.GCS, ''))
def do_zookeeper_backup(self, storage, path):
""" Top level function for doing Zookeeper backups.
Args:
storage: A str, one of the StorageTypes class members.
path: A str, the name of the backup file to be created.
Returns:
A JSON string to return to the client.
"""
success = True
reason = "success"
try:
logging.info("Acquiring lock for zk backup.")
self.__zookeeper_backup_lock.acquire(True)
logging.info("Got the lock for zk backup.")
if not zookeeper_backup.backup_data(storage, path):
return self.bad_request("ZK backup failed!")
else:
logging.info("Successful zk backup!")
except backup_exceptions.BRException, exception:
logging.error("Unable to complete zk backup: {0}".format(exception))
success = False
reason = str(exception)
def do_zookeeper_backup(self, storage, path):
""" Top level function for doing Zookeeper backups.
Args:
storage: A str, one of the StorageTypes class members.
path: A str, the name of the backup file to be created.
Returns:
A JSON string to return to the client.
"""
success = True
reason = "success"
try:
logging.info("Acquiring lock for zk backup.")
self.__zookeeper_backup_lock.acquire(True)
logging.info("Got the lock for zk backup.")
if not zookeeper_backup.backup_data(storage, path):
return self.bad_request("ZK backup failed!")
else:
logging.info("Successful zk backup!")
except backup_exceptions.BRException, exception:
logging.error(
"Unable to complete zk backup: {0}".format(exception))
success = False
reason = str(exception)
