def test_is_port_open(self):
self.patch('zaza.openstack.utilities.generic.telnetlib.Telnet',
new_callable=mock.MagicMock(),
name='telnet')
_port = "80"
_addr = "10.5.254.20"
self.assertTrue(generic_utils.is_port_open(_port, _addr))
self.telnet.assert_called_with(_addr, _port)
self.telnet.side_effect = generic_utils.socket.error
self.assertFalse(generic_utils.is_port_open(_port, _addr))
def test_100_kill_crm_master(self):
"""Ensure VIP failover.
When killing the mysqld on the crm_master unit verify the VIP fails
over.
"""
logging.info("Testing failover of crm_master unit on mysqld failure")
# we are going to kill the crm_master
old_crm_master = self.get_crm_master()
logging.info("kill -9 mysqld on {}".format(old_crm_master))
cmd = "sudo killall -9 mysqld"
zaza.model.run_on_unit(old_crm_master, cmd)
logging.info("looking for the new crm_master")
i = 0
while i < 10:
i += 1
# XXX time.sleep roundup
# https://github.com/openstack-charmers/zaza-openstack-tests/issues/46
time.sleep(5) # give some time to pacemaker to react
new_crm_master = self.get_crm_master()
if (new_crm_master and new_crm_master != old_crm_master):
logging.info("New crm_master unit detected"
" on {}".format(new_crm_master))
break
else:
assert False, "The crm_master didn't change"
# Check connectivity on the VIP
# \ is required due to pep8 and parenthesis would make the assertion
# always true.
assert generic_utils.is_port_open("3306", self.vip), \
"Cannot connect to vip"
def test_100_kill_crm_master(self):
"""Ensure VIP failover.
When killing the mysqld on the crm_master unit verify the VIP fails
over.
"""
logging.info("Testing failover of crm_master unit on mysqld failure")
# we are going to kill the crm_master
old_crm_master = self.get_crm_master()
logging.info(
"kill -9 mysqld on {}".format(old_crm_master)
)
cmd = "sudo killall -9 mysqld"
zaza.model.run_on_unit(old_crm_master, cmd)
logging.info("looking for the new crm_master")
self.assertTrue(
retry_is_new_crm_master(self, old_crm_master),
msg="The crm_master didn't change")
# Check connectivity on the VIP
# \ is required due to pep8 and parenthesis would make the assertion
# always true.
assert generic_utils.is_port_open("3306", self.vip), \
"Cannot connect to vip"