64 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
			
		
		
	
	
			64 lines
		
	
	
		
			2.1 KiB
		
	
	
	
		
			Python
		
	
	
	
	
	
"""passbook core tasks"""
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from datetime import datetime
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from io import StringIO
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from boto3.exceptions import Boto3Error
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from botocore.exceptions import BotoCoreError, ClientError
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from dbbackup.db.exceptions import CommandConnectorError
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from django.contrib.humanize.templatetags.humanize import naturaltime
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from django.core import management
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from django.utils.timezone import now
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from structlog import get_logger
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from passbook.core.models import ExpiringModel
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from passbook.lib.tasks import MonitoredTask, TaskResult, TaskResultStatus
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from passbook.root.celery import CELERY_APP
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LOGGER = get_logger()
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@CELERY_APP.task(bind=True, base=MonitoredTask)
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def clean_expired_models(self: MonitoredTask):
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    """Remove expired objects"""
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    messages = []
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    for cls in ExpiringModel.__subclasses__():
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        cls: ExpiringModel
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        amount, _ = (
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            cls.objects.all()
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            .exclude(expiring=False)
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            .exclude(expiring=True, expires__gt=now())
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            .delete()
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        )
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        LOGGER.debug("Deleted expired models", model=cls, amount=amount)
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        messages.append(f"Deleted {amount} expired {cls._meta.verbose_name_plural}")
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    self.set_status(TaskResult(TaskResultStatus.SUCCESSFUL, messages))
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@CELERY_APP.task(bind=True, base=MonitoredTask)
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def backup_database(self: MonitoredTask):  # pragma: no cover
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    """Database backup"""
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    self.result_timeout_hours = 25
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    try:
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        start = datetime.now()
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        out = StringIO()
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        management.call_command("dbbackup", quiet=True, stdout=out)
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        self.set_status(
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            TaskResult(
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                TaskResultStatus.SUCCESSFUL,
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                [
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                    f"Successfully finished database backup {naturaltime(start)}",
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                    out.getvalue(),
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                ],
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            )
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        )
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        LOGGER.info("Successfully backed up database.")
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    except (
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        IOError,
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        BotoCoreError,
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        ClientError,
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        Boto3Error,
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        PermissionError,
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        CommandConnectorError,
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    ) as exc:
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        self.set_status(TaskResult(TaskResultStatus.ERROR).with_error(exc))
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