def test_running(self):
""" Test the running method. """
from supvisors.application import ApplicationStatus
from supvisors.process import ProcessStatus
application = ApplicationStatus('ApplicationTest', self.supvisors.logger)
self.assertFalse(application.running())
# add a stopped process
info = any_stopped_process_info()
process = ProcessStatus(info['group'], info['name'], self.supvisors)
process.add_info('10.0.0.1', info)
application.add_process(process)
application.update_status()
self.assertFalse(application.running())
# add a running process
info = any_running_process_info()
process = ProcessStatus(info['group'], info['name'], self.supvisors)
process.add_info('10.0.0.1', info)
application.add_process(process)
application.update_status()
self.assertTrue(application.running())
def test_stopped(self):
""" Test the stopped method. """
from supvisors.application import ApplicationStatus
from supvisors.process import ProcessStatus
application = ApplicationStatus('ApplicationTest', self.supvisors.logger)
self.assertTrue(application.stopped())
# add a stopped process
info = any_stopped_process_info()
process = ProcessStatus(info['group'], info['name'], self.supvisors)
process.add_info('10.0.0.1', info)
application.add_process(process)
application.update_status()
self.assertTrue(application.stopped())
# add a running process
info = any_running_process_info()
process = ProcessStatus(info['group'], info['name'], self.supvisors)
process.add_info('10.0.0.1', info)
application.add_process(process)
application.update_status()
self.assertFalse(application.stopped())
def test_update_status(self):
""" Test the rules to update the status of the application method. """
from supervisor.states import ProcessStates
from supvisors.application import ApplicationStatus
from supvisors.process import ProcessStatus
from supvisors.ttypes import ApplicationStates
application = ApplicationStatus('ApplicationTest', self.supvisors.logger)
# add processes to the application
for info in database_copy():
process = ProcessStatus(info['group'], info['name'], self.supvisors)
process.add_info('10.0.0.1', info)
application.add_process(process)
# init status
# there are lots of states but the 'strongest' is STARTING
# STARTING is a 'running' state so major/minor failures are applicable
application.update_status()
self.assertEqual(ApplicationStates.STARTING, application.state)
# there is a FATAL state in the process database
# no rule is set for processes, so there are only minor failures
self.assertFalse(application.major_failure)
self.assertTrue(application.minor_failure)
# set FATAL process to major
fatal_process = next((process for process in application.processes.values() if process.state == ProcessStates.FATAL), None)
fatal_process.rules.required = True
# update status. major failure is now expected
application.update_status()
self.assertEqual(ApplicationStates.STARTING, application.state)
self.assertTrue(application.major_failure)
self.assertFalse(application.minor_failure)
# set STARTING process to RUNNING
starting_process = next((process for process in application.processes.values() if process.state == ProcessStates.STARTING), None)
starting_process.state = ProcessStates.RUNNING
# update status. there is still one BACKOFF process leading to STARTING application
application.update_status()
self.assertEqual(ApplicationStates.STARTING, application.state)
self.assertTrue(application.major_failure)
self.assertFalse(application.minor_failure)
# set BACKOFF process to EXITED
backoff_process = next((process for process in application.processes.values() if process.state == ProcessStates.BACKOFF), None)
backoff_process.state = ProcessStates.EXITED
# update status. the 'strongest' state is now STOPPING
# as STOPPING is not a 'running' state, failures are not applicable
application.update_status()
self.assertEqual(ApplicationStates.STOPPING, application.state)
self.assertFalse(application.major_failure)
self.assertFalse(application.minor_failure)
# set STOPPING process to STOPPED
stopping_process = next((process for process in application.processes.values() if process.state == ProcessStates.STOPPING), None)
stopping_process.state = ProcessStates.STOPPED
# update status. the 'strongest' state is now RUNNING
# failures are applicable again
application.update_status()
self.assertEqual(ApplicationStates.RUNNING, application.state)
self.assertTrue(application.major_failure)
self.assertFalse(application.minor_failure)
# set RUNNING processes to STOPPED
for process in application.processes.values():
if process.state == ProcessStates.RUNNING:
process.state = ProcessStates.STOPPED
# update status. the 'strongest' state is now RUNNING
# failures are not applicable anymore
application.update_status()
self.assertEqual(ApplicationStates.STOPPED, application.state)
self.assertFalse(application.major_failure)
self.assertFalse(application.minor_failure)
def test_update_status(self):
""" Test the rules to update the status of the application method. """
from supervisor.states import ProcessStates
from supvisors.application import ApplicationStatus
from supvisors.process import ProcessStatus
from supvisors.ttypes import ApplicationStates
application = ApplicationStatus('ApplicationTest',
self.supvisors.logger)
# add processes to the application
for info in ProcessInfoDatabase:
process = ProcessStatus(info['group'], info['name'],
self.supvisors)
process.add_info('10.0.0.1', info.copy())
application.add_process(process)
# init status
# there are lots of states but the 'strongest' is STARTING
# STARTING is a 'running' state so major/minor failures are applicable
application.update_status()
self.assertEqual(ApplicationStates.STARTING, application.state)
# there is a FATAL state in the process database
# no rule is set for processes, so there are only minor failures
self.assertFalse(application.major_failure)
self.assertTrue(application.minor_failure)
# set FATAL process to major
fatal_process = next((process
for process in application.processes.values()
if process.state == ProcessStates.FATAL), None)
fatal_process.rules.required = True
# update status. major failure is now expected
application.update_status()
self.assertEqual(ApplicationStates.STARTING, application.state)
self.assertTrue(application.major_failure)
self.assertFalse(application.minor_failure)
# set STARTING process to RUNNING
starting_process = next(
(process for process in application.processes.values()
if process.state == ProcessStates.STARTING), None)
starting_process.state = ProcessStates.RUNNING
# update status. there is still one BACKOFF process leading to STARTING application
application.update_status()
self.assertEqual(ApplicationStates.STARTING, application.state)
self.assertTrue(application.major_failure)
self.assertFalse(application.minor_failure)
# set BACKOFF process to EXITED
backoff_process = next(
(process for process in application.processes.values()
if process.state == ProcessStates.BACKOFF), None)
backoff_process.state = ProcessStates.EXITED
# update status. the 'strongest' state is now STOPPING
# as STOPPING is not a 'running' state, failures are not applicable
application.update_status()
self.assertEqual(ApplicationStates.STOPPING, application.state)
self.assertFalse(application.major_failure)
self.assertFalse(application.minor_failure)
# set STOPPING process to STOPPED
stopping_process = next(
(process for process in application.processes.values()
if process.state == ProcessStates.STOPPING), None)
stopping_process.state = ProcessStates.STOPPED
# update status. the 'strongest' state is now RUNNING
# failures are applicable again
application.update_status()
self.assertEqual(ApplicationStates.RUNNING, application.state)
self.assertTrue(application.major_failure)
self.assertFalse(application.minor_failure)
# set RUNNING processes to STOPPED
for process in application.processes.values():
if process.state == ProcessStates.RUNNING:
process.state = ProcessStates.STOPPED
# update status. the 'strongest' state is now RUNNING
# failures are not applicable anymore
application.update_status()
self.assertEqual(ApplicationStates.STOPPED, application.state)
self.assertFalse(application.major_failure)
self.assertFalse(application.minor_failure)