kopia lustrzana https://gitlab.com/marnanel/chapeau
121 wiersze
3.2 KiB
Python
121 wiersze
3.2 KiB
Python
from django.db import models
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from django_kepi import object_type_registry, find, register_type, logger
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from django.contrib.contenttypes.fields import GenericForeignKey
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from django.contrib.contenttypes.models import ContentType
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from django.conf import settings
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import django_kepi.tasks
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import logging
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import random
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import json
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import datetime
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import warnings
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import uuid
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from django_kepi.activity_model import *
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#######################
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class QuarantinedMessage(models.Model):
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username = models.CharField(
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max_length=255,
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blank=True,
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null=True,
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default=None)
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headers = models.TextField()
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body = models.TextField()
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signature_verified = models.BooleanField(
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default=False,
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)
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def deploy(self,
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retrying=False):
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if retrying:
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logger.debug('%s: re-attempting to deploy', self)
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remaining_qmns = QuarantinedMessageNeeds.objects.filter(
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message=self.pk,
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)
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if remaining_qmns.exists():
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logger.debug('%s: -- but there are dependencies remaining: %s',
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self, remaining_qmns)
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return None
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else:
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logger.debug('%s: attempting to deploy', self)
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try:
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value = json.loads(self.body)
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except json.decoder.JSONDecodeError:
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logger.info('%s: JSON was invalid; deleting', self)
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self.delete()
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return None
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activity = Activity.create(
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value = value,
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local = False,
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from_message = self,
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)
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if activity is None:
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logger.debug('%s: deployment failed because dependencies remain',
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self)
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if retrying:
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logger.error("%s: dependencies remaining when all dependency records were gone; this should never happen")
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raise RuntimeError("dependencies remaining on retry")
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return None
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else:
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logger.info('%s: deployment was successful', self)
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self.delete()
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return activity
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def __str__(self):
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return 'QM{}'.format(self.pk)
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class QuarantinedMessageNeeds(models.Model):
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class Meta:
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index_together = ["message", "needs_to_fetch"]
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id = models.UUIDField(
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primary_key=True,
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default=uuid.uuid4,
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editable=False,
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)
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message = models.ForeignKey(QuarantinedMessage,
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on_delete=models.CASCADE)
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# TODO: add indexing when we have tests working
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needs_to_fetch = models.URLField()
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def start_looking(self):
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django_kepi.tasks.fetch.delay(
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fetch_url = self.needs_to_fetch,
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post_data = None,
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result_url = 'https://localhost/async_result', # XXX
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result_id = self.id,
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)
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def __str__(self):
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return 'QM{} needs {}'.format(
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self.message.pk,
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self.needs_to_fetch,
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)
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#######################
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__all__ = [
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'Activity',
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'QuarantinedMessage',
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'QuarantinedMessageNeeds',
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'new_activity_identifier',
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]
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