def verify(self):
"""Run fuel verification"""
try:
utils.wait_for_true(
self.check_if_all_services_ready,
timeout=self.config.checker['timeout'],
interval=self.config.checker['interval'])
except errors.TimeoutError:
raise errors.UpgradeVerificationError(
'Failed to run services {0}'.format(
self._get_non_running_services()))
def verify(self):
"""Run fuel verification
"""
try:
utils.wait_for_true(self.check_if_all_services_ready,
timeout=self.config.checker['timeout'],
interval=self.config.checker['interval'])
except errors.TimeoutError:
raise errors.UpgradeVerificationError(
'Failed to run services {0}'.format(
self._get_non_running_services()))
def restart_and_wait(self):
"""Restart supervisor and wait untill it will be available"""
logger.info('Restart supervisor')
self.supervisor.restart()
all_processes = utils.wait_for_true(
lambda: self.get_all_processes_safely() is not None,
timeout=self.config.supervisor['restart_timeout'])
logger.debug('List of supervisor processes %s', all_processes)
def restart_and_wait(self):
"""Restart supervisor and wait untill it will be available
"""
logger.info(u'Restart supervisor')
self.supervisor.restart()
all_processes = utils.wait_for_true(
lambda: self.get_all_processes_safely() is not None,
timeout=self.config.supervisor['restart_timeout'])
logger.debug(u'List of supervisor processes %s', all_processes)
def restart_and_wait(self):
"""Restart supervisor and wait untill it will be available
"""
logger.info(u'Restart supervisor')
self.supervisor.restart()
all_processes = utils.wait_for_true(
self.get_all_processes_safely,
timeout=self.config.supervisor['restart_timeout'])
logger.debug(u'List of supervisor processes {0}'.format(
all_processes))
def save_db(self):
"""Saves postgresql database into the file
"""
logger.debug(u'Backup database')
pg_dump_path = os.path.join(self.working_directory, 'pg_dump_all.sql')
pg_dump_files = utils.VersionedFile(pg_dump_path)
pg_dump_tmp_path = pg_dump_files.next_file_name()
utils.wait_for_true(
lambda: self.make_pg_dump(pg_dump_tmp_path, pg_dump_path),
timeout=self.config.db_backup_timeout,
interval=self.config.db_backup_interval)
valid_dumps = filter(utils.verify_postgres_dump,
pg_dump_files.sorted_files())
if valid_dumps:
utils.hardlink(valid_dumps[0], pg_dump_path, overwrite=True)
map(utils.remove_if_exists,
valid_dumps[self.config.keep_db_backups_count:])
else:
raise errors.DatabaseDumpError(
u'Failed to make database dump, there '
'are no valid database backup '
'files, {0}'.format(pg_dump_path))
def save_db(self):
"""Saves postgresql database into the file
"""
logger.debug(u'Backup database')
pg_dump_path = os.path.join(self.working_directory, 'pg_dump_all.sql')
pg_dump_files = utils.VersionedFile(pg_dump_path)
pg_dump_tmp_path = pg_dump_files.next_file_name()
utils.wait_for_true(
lambda: self.make_pg_dump(pg_dump_tmp_path, pg_dump_path),
timeout=self.config.db_backup_timeout,
interval=self.config.db_backup_interval)
valid_dumps = filter(utils.verify_postgres_dump,
pg_dump_files.sorted_files())
if valid_dumps:
utils.hardlink(valid_dumps[0], pg_dump_path, overwrite=True)
map(utils.remove_if_exists,
valid_dumps[self.config.keep_db_backups_count:])
else:
raise errors.DatabaseDumpError(
u'Failed to make database dump, there '
'are no valid database backup '
'files, {0}'.format(pg_dump_path))
def restart_and_wait(self):
"""Restart supervisor and wait untill it will be available
"""
logger.info(u'Restart supervisor')
self.supervisor.restart()
def get_all_processes():
try:
return self.supervisor.getAllProcessInfo()
except (IOError, Fault):
return False
all_processes = utils.wait_for_true(
get_all_processes,
timeout=self.config.supervisor['restart_timeout'])
logger.debug(u'List of supervisor processes {0}'.format(all_processes))
def restart_and_wait(self):
"""Restart supervisor and wait untill it will be available
"""
logger.info(u'Restart supervisor')
self.supervisor.restart()
def get_all_processes():
try:
return self.supervisor.getAllProcessInfo()
except (IOError, Fault):
return False
all_processes = utils.wait_for_true(
get_all_processes,
timeout=self.config.supervisor['restart_timeout'])
logger.debug(u'List of supervisor processes {0}'.format(
all_processes))
def request(self):
"""Creates authentification session if required
:returns: :class:`requests.Session` object
"""
session = requests.Session()
# NOTE(ikalnitsky):
# After starting a new Keystone container, the first attempt to
# get a token fails. Unfortunately, the logs keep silent and say
# nothing. As a workaround, we can just increase retries number.
#
# See https://bugs.launchpad.net/fuel/+bug/1399144 for details.
try:
token = utils.wait_for_true(self.get_token, timeout=10)
session.headers.update({'X-Auth-Token': token})
except errors.TimeoutError:
logger.exception(
'Cannot retrieve an auth token - an unauthenticated '
'request will be performed.')
return session
def test_wait_for_true_does_not_raise_errors(self):
self.assertEqual(wait_for_true(lambda: True, timeout=0), True)
def test_wait_for_true_does_not_raise_errors(self):
self.assertEqual(wait_for_true(lambda: True, timeout=0), True)
