def test_bad_job_no_predecessors(self, walk_class, setup_sbx):
"""Simple case of a leaf job failing."""
actions = DAG()
actions.add_vertex("1.bad")
c = walk_class(actions)
job = c.saved_jobs["1.bad"]
assert isinstance(job, ControlledJob)
assert job.should_skip is False
assert job.status == ReturnValue(1)
assert c.job_status == {"1.bad": ReturnValue(1)}
assert c.requeued == {}
# In the situation where we are using fingerprints,
# verify the behavior when re-doing a walk with
# the same DAG.
if walk_class == FingerprintWalk:
r2 = walk_class(actions)
job = r2.saved_jobs["1.bad"]
assert isinstance(job, ControlledJob)
assert job.should_skip is False
assert job.status == ReturnValue(1)
assert r2.job_status == {"1.bad": ReturnValue(1)}
assert r2.requeued == {}
def test_job_depending_on_job_with_no_predicted_fingerprint_failed(setup_sbx):
"""Test case where job depends on failed job with late fingerprint."""
actions = DAG()
actions.add_vertex("fingerprint_after_job.bad")
actions.add_vertex("2", predecessors=["fingerprint_after_job.bad"])
r1 = FingerprintWalk(actions)
assert (
r1.compute_fingerprint("fingerprint_after_job.bad", None, is_prediction=True)
is None
)
# Check the status of the first job ('fingerprint_after_job.bad').
# It should be a real job that returned a failure.
job = r1.saved_jobs["fingerprint_after_job.bad"]
assert isinstance(job, ControlledJob)
assert job.should_skip is False
assert job.status == ReturnValue(1)
# Check the status of the second job ('2'); because that job depends
# on a job that failed, it should show that the job was skipped.
job = r1.saved_jobs["2"]
assert isinstance(job, EmptyJob)
assert job.should_skip is True
assert job.status == ReturnValue.force_fail
# Check that no job was requeued.
assert r1.requeued == {}
def test_failed_predecessor(self, walk_class, setup_sbx):
"""Simulate the scenarior when a predecessor failed."""
actions = DAG()
actions.add_vertex("1.bad")
actions.add_vertex("2", predecessors=["1.bad"])
c = walk_class(actions)
job = c.saved_jobs["1.bad"]
assert isinstance(job, ControlledJob)
assert job.should_skip is False
assert job.status == ReturnValue(1)
job = c.saved_jobs["2"]
assert isinstance(job, EmptyJob)
assert job.should_skip is True
assert job.status == ReturnValue.force_fail
assert c.job_status == {
"1.bad": ReturnValue(1),
"2": ReturnValue.force_fail
}
assert c.requeued == {}
# In the situation where we are using fingerprints,
# verify the behavior when re-doing a walk with
# the same DAG.
if walk_class == FingerprintWalk:
r2 = walk_class(actions)
job = r2.saved_jobs["1.bad"]
assert isinstance(job, ControlledJob)
assert job.should_skip is False
assert job.status == ReturnValue(1)
job = r2.saved_jobs["2"]
assert isinstance(job, EmptyJob)
assert job.should_skip is True
assert job.status == ReturnValue.force_fail
assert r2.job_status == {
"1.bad": ReturnValue(1),
"2": ReturnValue.force_fail,
}
assert r2.requeued == {}
def status(self):
"""See Job.status' description."""
if self.__spawn_error:
return ReturnValue.failure
elif self.proc_handle is None:
return ReturnValue.notready
else:
try:
return ReturnValue(self.proc_handle.status)
except ValueError:
logger.exception('job %s returned an unknown status %s',
self.uid, self.proc_handle.status)
return ReturnValue.failure
def collect(self, job: ProcessJob) -> bool:
"""Collect all the results from the given job.
:param job: The job whose results we need to collect.
:return: True if the job is requeued, False otherwise
"""
# Only save the fingerprint if the job went as expected (either
# success or skipped). Since we already removed the previous
# fingerprint when we created the job, not saving the fingerprint
# ensures that we try that action again next time (as opposed
# to skipping it).
if job.status in (
ReturnValue.success,
ReturnValue.force_skip,
ReturnValue.skip,
ReturnValue.unchanged,
):
self.new_fingerprints[job.uid] = self.compute_fingerprint(
job.uid, job.data)
self.save_fingerprint(job.uid, self.new_fingerprints[job.uid])
self.job_status[job.uid] = ReturnValue(job.status)
if job.should_skip:
if job.status not in (ReturnValue.force_fail,
ReturnValue.force_skip):
logging.info(
"[%-10s %-9s %4ds] %s",
job.queue_name,
self.job_status[job.uid].name,
0,
job.data,
)
return False
logging.info(
"[%-10s %-9s %4ds] %s",
job.queue_name,
job.status.name,
int(job.timing_info.duration),
job.data,
)
requeued = False
if self.job_status[job.uid] == ReturnValue.notready:
requeued = self.request_requeue(job)
return requeued
