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added "delete_expired" method for leases

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Oscar Krause 2024-11-13 15:03:37 +01:00
parent 63c37c6334
commit bc6d692f0a
1 changed files with 10 additions and 0 deletions
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10
app/orm.py
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@ -71,6 +71,16 @@ class Origin(Base):
session.close() session.close()
return deletions return deletions
@staticmethod
def delete_expired(engine: Engine) -> int:
session = sessionmaker(bind=engine)()
origins = session.query(Origin).join(Lease, Origin.origin_ref == Lease.origin_ref, isouter=True).filter(Lease.lease_ref.is_(None)).all()
origin_refs = [origin.origin_ref for origin in origins]
deletions = session.query(Origin).filter(Origin.origin_ref.in_(origin_refs)).delete()
session.commit()
session.close()
return deletions
class Lease(Base): class Lease(Base):
__tablename__ = "lease" __tablename__ = "lease"