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19 lines
582 B
Python
19 lines
582 B
Python
from django.db.models.signals import pre_save, post_save
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from django.dispatch import receiver
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from terminal.models import Session
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@receiver(pre_save, sender=Session)
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def on_session_pre_save(sender, instance, **kwargs):
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if instance.need_update_cmd_amount:
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instance.cmd_amount = instance.compute_command_amount()
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@receiver(post_save, sender=Session)
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def on_session_finished(sender, instance: Session, created, **kwargs):
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if not instance.is_finished:
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return
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# 清理一次可能因 task 未执行的缓存数据
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Session.unlock_session(instance.id)
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