def run_job(cls, job_class_path, job_id, db_class_path, db_config,
db_tablenames, *args, **kwargs):
"""
:param str job_class_path: String for job class, e.g., 'myscheduler.jobs.a_job.NiceJob'
:param str job_id: Job id
:param str db_class_path: String for datstore class, e.g. 'datastores.DatastoreSqlite'
:param dict db_config: dictionary containing values for db connection
:param dict db_tablenames: dictionary containing the names for the jobs,
executions, or audit logs table
:param args: List of args provided to the job class to be run
:param kwargs: Keyword arguments
:return: string execution id
"""
execution_id = utils.generate_uuid()
datastore = utils.get_datastore_instance(db_class_path, db_config, db_tablenames)
datastore.add_execution(execution_id, job_id,
constants.EXECUTION_STATUS_SCHEDULED,
description=JobBase.get_scheduled_description())
try:
job_class = utils.import_from_path(job_class_path)
datastore.update_execution(execution_id, state=constants.EXECUTION_STATUS_SCHEDULED,
description=job_class.get_scheduled_description())
cls.run_scheduler_job(job_class, job_id, execution_id, datastore, *args, **kwargs)
except Exception:
datastore.update_execution(execution_id,
state=constants.EXECUTION_STATUS_SCHEDULED_ERROR,
description=JobBase.get_scheduled_error_description(),
result=JobBase.get_scheduled_error_result()
)
return None
return execution_id
def add_scheduler_job(self, job_class_string, name, pub_args=None,
month=None, day_of_week=None, day=None,
hour=None, minute=None, **kwargs):
"""Add a job. Job information will be persistent in postgres.
This is a NON-BLOCKING operation, as internally, apscheduler calls wakeup()
that is async.
:param str job_class_string: String for job class, e.g., myscheduler.jobs.a_job.NiceJob
:param str name: String for job name, e.g., Check Melissa job.
:param list pub_args: List for arguments passed to publish method of a task.
:param str month: String for month cron string, e.g., */10
:param str day_of_week: String for day of week cron string, e.g., 1-6
:param str day: String for day cron string, e.g., */1
:param str hour: String for hour cron string, e.g., */2
:param str minute: String for minute cron string, e.g., */3
:param dict kwargs: Other keyword arguments passed to run_job function.
:return: String of job id, e.g., 6bca19736d374ef2b3df23eb278b512e
:rtype: str
Returns:
String of job id, e.g., 6bca19736d374ef2b3df23eb278b512e
"""
if not pub_args:
pub_args = []
job_id = utils.generate_uuid()
datastore = self._lookup_jobstore('default')
arguments = [job_class_string, job_id, self.datastore_class_path,
datastore.db_config, datastore.table_names]
arguments.extend(pub_args)
self.add_job(self.run_job,
'cron', month=month, day=day, day_of_week=day_of_week, hour=hour,
minute=minute, args=arguments, kwargs=kwargs, name=name, id=job_id)
return job_id