def on_failure(self, exc_info):
"""The handler used if the task raised an exception."""
state.task_ready(self)
if self.task.acks_late:
self.acknowledge()
self.send_event("task-failed", uuid=self.task_id,
exception=repr(exc_info.exception),
traceback=exc_info.traceback)
context = {"hostname": self.hostname,
"id": self.task_id,
"name": self.task_name,
"exc": repr(exc_info.exception),
"traceback": unicode(exc_info.traceback, 'utf-8'),
"args": self.args,
"kwargs": self.kwargs}
self.logger.error(self.error_msg.strip() % context)
task_obj = tasks.get(self.task_name, object)
send_error_email = conf.CELERY_SEND_TASK_ERROR_EMAILS and not \
task_obj.disable_error_emails and not any(
isinstance(exc_info.exception, whexc)
for whexc in
conf.CELERY_TASK_ERROR_WHITELIST)
if send_error_email:
subject = self.email_subject.strip() % context
body = self.email_body.strip() % context
mail_admins(subject, body, fail_silently=True)
def send_error_email(self, task, context, exc,
whitelist=None, enabled=False, fail_silently=True):
if enabled and not task.disable_error_emails:
if whitelist:
if not isinstance(exc, tuple(whitelist)):
return
subject = self.email_subject.strip() % context
body = self.email_body.strip() % context
return mail_admins(subject, body, fail_silently=fail_silently)
def send_error_email(self,
task,
context,
exc,
whitelist=None,
enabled=False,
fail_silently=True):
if enabled and not task.disable_error_emails:
if whitelist:
if not isinstance(exc, tuple(whitelist)):
return
subject = self.email_subject.strip() % context
body = self.email_body.strip() % context
return mail_admins(subject, body, fail_silently=fail_silently)
def mail_admins(self, subject, body, fail_silently=False):
return mail_admins(subject, body, fail_silently=fail_silently)
def mail_admins(self, subject, body, fail_silently=False):
return mail_admins(subject, body, fail_silently=fail_silently)
