def test_expiration_policy_for_executions(self):
# Delete execution uses a secured filtering and we need
# to verify that admin able to do that for other projects.
cfg.CONF.set_default('auth_enable', True, group='pecan')
# Since we are removing other projects execution,
# we want to load the executions with other project_id.
_switch_context('non_admin_project', False)
_load_executions()
now = datetime.datetime.now()
# This execution has a parent wf and testing that we are
# querying only for parent wfs.
exec_child = db_api.get_execution('654')
self.assertEqual('789', exec_child.task_execution_id)
# Call for all expired wfs execs.
execs = db_api.get_expired_executions(now)
# Should be only 3, the RUNNING execution shouldn't return,
# so the child wf (that has parent task id).
self.assertEqual(3, len(execs))
# Switch context to Admin since expiration policy running as Admin.
_switch_context(None, True)
# TODO(m4dcoder): The expiration policy is changed here to expire
# executions older than 30 minutes. It was originally 10 minutes.
# The unit test below expects 1 execution to remain after the policy
# is applied. However, the unit test fail frequently because the
# process that deletes the expired executions seem to run late and
# all executions are deleted. The unit tests seems to run better if
# the config is changed to 30 minutes. Troubleshoot the expiration
# policy to identify cause of the delay.
_set_expiration_policy_config(1, 30)
expiration_policy.run_execution_expiration_policy(self, ctx)
# Only non_expired available (update_at < older_than).
execs = db_api.get_expired_executions(now)
self.assertEqual(1, len(execs))
self.assertEqual('987', execs[0].id)
_set_expiration_policy_config(1, 5)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(0, len(execs))
def run_execution_expiration_policy(self, ctx):
LOG.debug("Starting expiration policy task.")
older_than = CONF.execution_expiration_policy.older_than
exp_time = (datetime.datetime.now()
- datetime.timedelta(minutes=older_than))
with db_api.transaction():
# TODO(gpaz): In the future should use generic method with
# filters params and not specific method that filter by time.
for execution in db_api.get_expired_executions(exp_time):
try:
# Setup project_id for _secure_query delete execution.
ctx = auth_ctx.MistralContext(
user_id=None,
project_id=execution.project_id,
auth_token=None,
is_admin=True
)
auth_ctx.set_ctx(ctx)
LOG.debug(
'DELETE execution id : %s from date : %s '
'according to expiration policy',
execution.id,
execution.updated_at
)
db_api.delete_workflow_execution(execution.id)
except Exception as e:
msg = ("Failed to delete [execution_id=%s]\n %s"
% (execution.id, traceback.format_exc(e)))
LOG.warning(msg)
finally:
auth_ctx.set_ctx(None)
def test_expiration_policy_for_executions_with_different_project_id(self):
# Delete execution uses a secured filtering and we need
# to verify that admin able to do that for other projects.
cfg.CONF.set_default('auth_enable', True, group='pecan')
# Since we are removing other projects execution,
# we want to load the executions with other project_id.
_switch_context(False, False)
_create_workflow_executions()
now = datetime.datetime.utcnow()
# This execution has a parent wf and testing that we are
# querying only for parent wfs.
exec_child = db_api.get_workflow_execution('expired_but_not_a_parent')
self.assertEqual('running_not_expired', exec_child.task_execution_id)
# Call for all expired wfs execs.
execs = db_api.get_expired_executions(now)
# Should be only 5, the RUNNING execution shouldn't return,
# so the child wf (that has parent task id).
self.assertEqual(5, len(execs))
# Switch context to Admin since expiration policy running as Admin.
_switch_context(True, True)
_set_expiration_policy_config(evaluation_interval=1, older_than=30)
expiration_policy.run_execution_expiration_policy(self, ctx)
# Only non_expired available (update_at < older_than).
execs = db_api.get_expired_executions(now)
self.assertEqual(2, len(execs))
self.assertListEqual(['cancelled_not_expired', 'success_not_expired'],
sorted([ex.id for ex in execs]))
_set_expiration_policy_config(evaluation_interval=1, older_than=5)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(0, len(execs))
def test_expiration_policy_for_executions(self):
# Delete execution uses a secured filtering and we need
# to verify that admin able to do that for other projects.
cfg.CONF.set_default('auth_enable', True, group='pecan')
# Since we are removing other projects execution,
# we want to load the executions with other project_id.
_switch_context('non_admin_project', False)
_load_executions()
now = datetime.datetime.now()
# This execution has a parent wf and testing that we are
# querying only for parent wfs.
exec_child = db_api.get_execution('654')
self.assertEqual('789', exec_child.task_execution_id)
# Call for all expired wfs execs.
execs = db_api.get_expired_executions(now)
# Should be only 3, the RUNNING execution shouldn't return,
# so the child wf (that has parent task id).
self.assertEqual(3, len(execs))
# Switch context to Admin since expiration policy running as Admin.
_switch_context(None, True)
_set_expiration_policy_config(1, 30)
expiration_policy.run_execution_expiration_policy(self, ctx)
# Only non_expired available (update_at < older_than).
execs = db_api.get_expired_executions(now)
self.assertEqual(1, len(execs))
self.assertEqual('987', execs[0].id)
_set_expiration_policy_config(1, 5)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(0, len(execs))
def test_expiration_policy_for_executions(self):
# Delete execution uses a secured filtering and we need
# to verify that admin able to do that for other projects.
cfg.CONF.set_default('auth_enable', True, group='pecan')
# Since we are removing other projects execution,
# we want to load the executions with other project_id.
_switch_context('non_admin_project', False)
_load_executions()
now = datetime.datetime.now()
# This execution has a parent wf and testing that we are
# querying only for parent wfs.
exec_child = db_api.get_execution('654')
self.assertEqual('789', exec_child.task_execution_id)
# Call for all expired wfs execs.
execs = db_api.get_expired_executions(now)
# Should be only 3, the RUNNING execution shouldn't return,
# so the child wf (that has parent task id).
self.assertEqual(3, len(execs))
# Switch context to Admin since expiration policy running as Admin.
_switch_context(None, True)
_set_expiration_policy_config(1, 30)
expiration_policy.run_execution_expiration_policy(self, ctx)
# Only non_expired available (update_at < older_than).
execs = db_api.get_expired_executions(now)
self.assertEqual(1, len(execs))
self.assertEqual('987', execs[0].id)
_set_expiration_policy_config(1, 5)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(0, len(execs))
def test_deletion_of_expired_executions_with_batch_size_scenario1(self):
"""scenario1
This test will use batch_size of 3,
5 expired executions and different values of "older_than"
which is 30 and 5 minutes respectively.
Expected_result: All expired executions are successfully deleted.
"""
_create_workflow_executions()
now = datetime.datetime.utcnow()
_set_expiration_policy_config(evaluation_interval=1,
older_than=30,
batch_size=3)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(2, len(execs))
_set_expiration_policy_config(evaluation_interval=1, older_than=5)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(0, len(execs))
def _delete_executions(batch_size, expiration_time,
max_finished_executions):
_delete_until_depleted(
lambda: db_api.get_expired_executions(
expiration_time,
batch_size
)
)
_delete_until_depleted(
lambda: db_api.get_superfluous_executions(
max_finished_executions,
batch_size
)
)
def _delete_executions(batch_size, expiration_time,
max_finished_executions):
_delete_until_depleted(
lambda: db_api.get_expired_executions(
expiration_time,
batch_size
)
)
_delete_until_depleted(
lambda: db_api.get_superfluous_executions(
max_finished_executions,
batch_size
)
)
def test_deletion_of_expired_executions_with_batch_size_scenario2(self):
"""scenario2
This test will use batch_size of 2, 5 expired executions
with value of "older_than" that is 5 minutes.
Expected_result: All expired executions are successfully deleted.
"""
_create_workflow_executions()
now = datetime.datetime.utcnow()
_set_expiration_policy_config(evaluation_interval=1,
older_than=5,
batch_size=2)
expiration_policy.run_execution_expiration_policy(self, ctx)
execs = db_api.get_expired_executions(now)
self.assertEqual(0, len(execs))
