49 lines
1.9 KiB
Python
49 lines
1.9 KiB
Python
# passerelle - uniform access to multiple data sources and services
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# Copyright (C) 2021 Entr'ouvert
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#
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# This program is free software: you can redistribute it and/or modify it
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# under the terms of the GNU Affero General Public License as published
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# by the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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from django.core.management.base import BaseCommand, CommandError
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from django.db import connection, transaction
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from django.utils import timezone
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from passerelle.base.models import Job
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class Command(BaseCommand):
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'''Run a job (internal command)'''
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def add_arguments(self, parser):
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parser.add_argument('--job-id', action='store', required=True)
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def handle(self, *args, **options):
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skip_locked = {'skip_locked': True}
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if not connection.features.has_select_for_update_skip_locked:
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skip_locked = {}
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with transaction.atomic():
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try:
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job = Job.objects.select_for_update(**skip_locked).get(pk=options['job_id'])
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except Job.DoesNotExist:
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raise CommandError('missing job')
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if job.status != 'registered':
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raise CommandError('cannot run job, status is %s' % job.status)
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if job.after_timestamp and job.after_timestamp >= timezone.now():
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raise CommandError('cannot run job, should be run after %s' % job.after_timestamp)
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job.status = 'running'
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job.save()
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# release lock
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job.run()
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