18 lines
516 B
Python
18 lines
516 B
Python
from __future__ import unicode_literals
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from django.apps import apps
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from .base import LockingBackend
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class ModelLock(LockingBackend):
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@classmethod
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def acquire_lock(cls, name, timeout=None):
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Lock = apps.get_model(app_label='lock_manager', model_name='Lock')
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return Lock.objects.acquire_lock(name=name, timeout=timeout)
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@classmethod
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def purge_locks(cls):
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Lock = apps.get_model(app_label='lock_manager', model_name='Lock')
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Lock.objects.select_for_update().delete()
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