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https://gitea.publichub.eu/oscar.krause/fastapi-dls.git
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migrated from dataset to sqlalchemy
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Oscar Krause
198
app/orm.py
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198
app/orm.py
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import datetime
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from sqlalchemy import Column, VARCHAR, CHAR, ForeignKey, DATETIME, UniqueConstraint, update, and_, delete
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from sqlalchemy.ext.declarative import declarative_base
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from sqlalchemy.future import Engine
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from sqlalchemy.orm import sessionmaker
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Base = declarative_base()
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class Origin(Base):
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__tablename__ = "origin"
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"""
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CREATE TABLE origin (
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id INTEGER NOT NULL,
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origin_ref TEXT,
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hostname TEXT,
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guest_driver_version TEXT,
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os_platform TEXT,
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os_version TEXT,
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PRIMARY KEY (id)
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);
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CREATE INDEX ix_origin_0548dd22f20de1bb ON origin (origin_ref);
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"""
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"""
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1|B210CF72-FEC7-4440-9499-1156D1ACD13A|ubuntu-grid-server|525.60.13|Ubuntu 20.04|20.04.5 LTS (Focal Fossa)
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2|230b0000-a356-4000-8a2b-0000564c0000|PC-WORKSTATION|527.41|Windows 10 Pro|10.0.19045
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3|908B202D-CC43-420F-A2EF-FC092AAE8D38|docker-cuda-1|525.60.13|Debian GNU/Linux 10 (buster) 10|10 (buster)
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4|41720000-FA43-4000-9472-0000E8660000|PC-Windows|527.41|Windows 10 Pro|10.0.19045
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5|723EA079-7B0C-4E25-A8D4-DD3E89F9D177|docker-cuda-2|525.60.13|Debian GNU/Linux 10 (buster) 10|10 (buster)
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"""
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origin_ref = Column(CHAR(length=36), primary_key=True, unique=True, index=True) # uuid4
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hostname = Column(VARCHAR(length=256), nullable=True)
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guest_driver_version = Column(VARCHAR(length=10), nullable=True)
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os_platform = Column(VARCHAR(length=256), nullable=True)
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os_version = Column(VARCHAR(length=256), nullable=True)
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def __repr__(self):
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return f'Origin(origin_ref={self.origin_ref}, hostname={self.hostname})'
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@staticmethod
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def create_statement(engine: Engine):
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from sqlalchemy.schema import CreateTable
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return CreateTable(Origin.__table__).compile(engine)
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@staticmethod
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def create_or_update(engine: Engine, origin: "Origin"):
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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entity = session.query(Origin).filter(Origin.origin_ref == origin.origin_ref).first()
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print(entity)
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if entity is None:
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session.add(origin)
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else:
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session.execute(update(Origin).where(Origin.origin_ref == origin.origin_ref).values(**origin.values()))
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session.flush()
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session.close()
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class Auth(Base):
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__tablename__ = "auth"
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"""
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CREATE TABLE auth (
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id INTEGER NOT NULL,
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origin_ref TEXT,
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code_challenge TEXT,
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expires DATETIME,
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PRIMARY KEY (id)
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);
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"""
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"""
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20|B210CF72-FEC7-4440-9499-1156D1ACD13A|p8oeBJPumrosywezCQ6VQvI/J2LZbMRK0s+OfsqzAiI|2022-12-21 05:00:57.467359
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61|723EA079-7B0C-4E25-A8D4-DD3E89F9D177|9Nnv5FMtV9nF8qYRtCKG5lfF23HGvvNCQvpCh3FUITo|2022-12-22 05:08:40.713022
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65|230b0000-a356-4000-8a2b-0000564c0000|9PivDr3PYRfcdUgODBR5+gi2ZdAbmPb07yTO05uui4A|2022-12-22 06:22:27.409642
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66|41720000-FA43-4000-9472-0000E8660000|VnyasehSayRX/2OD3YyP8Xn9nsIBVefZpscnIIj2Rpk|2022-12-22 08:58:04.279664
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67|41720000-FA43-4000-9472-0000E8660000|uisrxDFKB8KuD+JvtgT1ol5pNm/GKKlhO69u2ntg7z0|2022-12-22 08:59:37.509520
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68|908B202D-CC43-420F-A2EF-FC092AAE8D38|VtWk7It+k33FxiGjm9rlSgAg1ZigfreFJd/0tt30FgQ|2022-12-22 09:43:56.680163
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"""
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_table_args__ = (
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# this can be db.PrimaryKeyConstraint if you want it to be a primary key
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UniqueConstraint('origin_ref', 'code_challenge'),
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)
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origin_ref = Column(CHAR(length=36), ForeignKey(Origin.origin_ref), primary_key=True, nullable=False, index=True)
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code_challenge = Column(VARCHAR(length=43), primary_key=True, nullable=False)
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expires = Column(DATETIME(), nullable=False)
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def __repr__(self):
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return f'Auth(origin_ref={self.origin_ref}, code_challenge={self.code_challenge}, expires={self.expires})'
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@staticmethod
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def create_statement(engine: Engine):
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from sqlalchemy.schema import CreateTable
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return CreateTable(Auth.__table__).compile(engine)
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@staticmethod
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def create(engine: Engine, auth: "Auth"):
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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session.add(auth)
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session.flush()
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session.close()
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@staticmethod
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def cleanup(engine: Engine, origin_ref: str, older_than: datetime.datetime):
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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session.execute(delete(Auth).where(and_(Auth.origin_ref == origin_ref, Auth.expires <= older_than)))
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session.close()
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@staticmethod
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def find_by_code_challenge(engine: Engine, code_challenge: str) -> "Auth":
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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entity = session.query(Auth).filter(Auth.code_challenge == code_challenge).first()
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session.close()
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return entity
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class Lease(Base):
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__tablename__ = "lease"
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"""
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CREATE TABLE lease (
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id INTEGER NOT NULL,
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origin_ref TEXT,
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lease_ref TEXT,
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lease_created DATETIME,
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lease_expires DATETIME, lease_last_update DATETIME,
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PRIMARY KEY (id)
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);
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CREATE INDEX ix_lease_11c7d13bfb17f70d ON lease (origin_ref, lease_ref);
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"""
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"""
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1|B210CF72-FEC7-4440-9499-1156D1ACD13A|9c4536f9-a216-44c7-a1d3-388a15ee80be|2022-12-20 17:29:07.906668|2022-12-22 04:45:58.138211|2022-12-21 04:45:58.138211
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2|230b0000-a356-4000-8a2b-0000564c0000|1d95e160-058d-4052-b49f-b85306b4c345|2022-12-20 17:30:25.388389|2022-12-23 06:07:29.913027|2022-12-22 06:07:29.913027
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3|908B202D-CC43-420F-A2EF-FC092AAE8D38|9e1bca05-e247-4847-9de6-8b9a210b353e|2022-12-20 17:31:40.158003|2022-12-23 09:28:57.379008|2022-12-22 09:28:57.379008
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4|41720000-FA43-4000-9472-0000E8660000|f2ece7fa-d0c6-4af4-901c-6d3b2c3ecf88|2022-12-20 21:03:33.403711|2022-12-23 08:44:39.998754|2022-12-22 08:44:39.998754
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5|723EA079-7B0C-4E25-A8D4-DD3E89F9D177|5455f59b-dd70-45c1-82fa-3fd5fae6c037|2022-12-21 06:05:35.085572|2022-12-23 04:53:41.385178|2022-12-22 04:53:41.385178
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"""
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origin_ref = Column(CHAR(length=36), ForeignKey(Origin.origin_ref), primary_key=True, nullable=False, index=True)
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lease_ref = Column(CHAR(length=36), primary_key=True, nullable=False, index=True)
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lease_created = Column(DATETIME(), nullable=False)
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lease_expires = Column(DATETIME(), nullable=False)
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lease_updated = Column(DATETIME(), nullable=False)
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def __repr__(self):
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return f'Lease(origin_ref={self.origin_ref}, lease_ref={self.lease_ref}, expires={self.lease_expires})'
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@staticmethod
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def create_statement(engine: Engine):
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from sqlalchemy.schema import CreateTable
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return CreateTable(Lease.__table__).compile(engine)
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@staticmethod
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def create_or_update(engine: Engine, lease: "Lease"):
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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entity = session.query(Lease).filter(and_(Lease.origin_ref == lease.origin_ref, Lease.lease_ref == lease.lease_ref)).first()
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if entity is None:
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session.add(lease)
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else:
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session.execute(update(Lease).where(and_(Lease.origin_ref == lease.origin_ref, Lease.lease_ref == lease.lease_ref)).values(**lease.values()))
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session.flush()
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session.close()
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@staticmethod
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def find_by_origin_ref(engine: Engine, origin_ref: str) -> ["Lease"]:
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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entities = session.query(Lease).filter(Lease.origin_ref == origin_ref).all()
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session.close()
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return entities
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@staticmethod
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def find_by_origin_ref_and_lease_ref(engine: Engine, origin_ref: str, lease_ref: str) -> "Lease":
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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entity = session.query(Lease).filter(and_(Lease.origin_ref == origin_ref, Lease.lease_ref == lease_ref)).first()
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session.close()
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return entity
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@staticmethod
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def renew(engine: Engine, lease: "Lease", lease_expires: datetime.datetime, lease_updated: datetime.datetime):
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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lease.lease_expires = lease_expires
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lease.lease_updated = lease_updated
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session.execute(update(Lease).where(and_(Lease.origin_ref == lease.origin_ref, Lease.lease_ref == lease.lease_ref)).values(**lease.values()))
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session.close()
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@staticmethod
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def cleanup(engine: Engine, origin_ref: str) -> int:
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session = sessionmaker(autocommit=True, autoflush=True, bind=engine)()
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deletions = session.query(Lease).delete(Lease.origin_ref == origin_ref)
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session.close()
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return deletions
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