def set_failed(self, exc, tb):
"""
Set this Task to the failed state and save it.
This updates the :attr:`finished_at` attribute, sets the :attr:`state` to
:attr:`FAILED`, and sets the :attr:`error` attribute.
Args:
exc (Exception): The exception raised by the task.
tb (traceback): Traceback instance for the current exception.
"""
self.state = TASK_STATES.FAILED
self.finished_at = timezone.now()
tb_str = "".join(traceback.format_tb(tb))
self.error = exception_to_dict(exc, tb_str)
self.save()
def set_failed(self, exc, tb):
"""
Set this Task to the failed state and save it.
This updates the :attr:`finished_at` attribute, sets the :attr:`state` to
:attr:`FAILED`, and sets the :attr:`error` attribute.
Args:
exc (Exception): The exception raised by the task.
tb (traceback): Traceback instance for the current exception.
"""
self.state = TASK_STATES.FAILED
self.finished_at = timezone.now()
tb_str = ''.join(traceback.format_tb(tb))
self.error = exception_to_dict(exc, tb_str)
self.save()
def append_non_fatal_error(self, error):
"""
Append and save a non-fatal error for the currently executing task.
Fatal errors should not use this. Instead they should raise an Exception,
preferably one that inherits from :class: `pulpcore.server.exception.PulpException`.
This is saved in a structured way to the :attr: `~pulpcore.app.models.Task.non_fatal_errors`
attribute on the :class: `~pulpcore.app.models.Task` model.
Args:
error (Exception): The non fatal error to be appended.
Raises:
pulpcore.app.models.Task.DoesNotExist: If not currently running inside a task.
"""
task = models.Task.objects.get(id=self.job.id)
serialized_error = exception_to_dict(error)
task.non_fatal_errors.append(serialized_error)
task.save()
def set_failed(self, exc, tb):
"""
Set this Task to the failed state and save it.
This updates the :attr:`finished_at` attribute, sets the :attr:`state` to
:attr:`FAILED`, and sets the :attr:`error` attribute.
Args:
exc (Exception): The exception raised by the task.
tb (traceback): Traceback instance for the current exception.
"""
tb_str = "".join(traceback.format_tb(tb))
rows = (Task.objects.filter(pk=self.pk).exclude(
state__in=TASK_FINAL_STATES).update(
state=TASK_STATES.FAILED,
finished_at=timezone.now(),
error=exception_to_dict(exc, tb_str),
))
if rows != 1:
raise RuntimeError("Attempt to set a finished task to failed.")
self.refresh_from_db()
