def restart_iscsi_service():
LOG.info('restarting iscsi service')
if util.uses_systemd():
cmd = ['systemctl', 'reload-or-restart', 'open-iscsi']
else:
cmd = ['service', 'open-iscsi', 'restart']
util.subp(cmd, capture=True)
def test_uses_systemd_on_systemd(self):
""" Test that uses_systemd returns True if sdpath is a dir """
# systemd_enabled
self.mock_isdir.return_value = True
result = util.uses_systemd()
self.assertEqual(True, result)
self.assertEqual(1, len(self.mock_isdir.call_args_list))
def test_uses_systemd_cached(self):
"""Test that we cache the uses_systemd result"""
# reset_cache should ensure it's unset
self.assertEqual(None, util._USES_SYSTEMD)
# systemd enabled
self.mock_isdir.return_value = True
# first time
first_result = util.uses_systemd()
# check the cache value
self.assertEqual(first_result, util._USES_SYSTEMD)
# second time
second_result = util.uses_systemd()
# results should match between tries
self.assertEqual(True, first_result)
self.assertEqual(True, second_result)
# isdir should only be called once
self.assertEqual(1, len(self.mock_isdir.call_args_list))
def test_uses_systemd_on_non_systemd(self):
""" Test that uses_systemd returns False if sdpath is not a dir """
# systemd not available
self.mock_isdir.return_value = False
result = util.uses_systemd()
self.assertEqual(False, result)