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28 lines
907 B
Python
28 lines
907 B
Python
from django.db.models.signals import post_delete, post_save
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from django.dispatch import receiver
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from dcim.signals import rebuild_paths
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from .models import CircuitTermination
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@receiver(post_save, sender=CircuitTermination)
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def update_circuit(instance, **kwargs):
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"""
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When a CircuitTermination has been modified, update its parent Circuit.
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"""
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termination_name = f'termination_{instance.term_side.lower()}'
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instance.circuit.refresh_from_db()
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setattr(instance.circuit, termination_name, instance)
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instance.circuit.save()
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@receiver((post_save, post_delete), sender=CircuitTermination)
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def rebuild_cablepaths(instance, raw=False, **kwargs):
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"""
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Rebuild any CablePaths which traverse the peer CircuitTermination.
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"""
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if not raw:
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peer_termination = instance.get_peer_termination()
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if peer_termination:
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rebuild_paths([peer_termination])
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