66 lines
2.2 KiB
Python
66 lines
2.2 KiB
Python
import warnings
|
|
|
|
from typing import Type
|
|
|
|
from sqlalchemy import String, Column, ForeignKey, types, UniqueConstraint
|
|
|
|
from orm.base import Base, REGISTRY, engine, global_session
|
|
|
|
|
|
class ClassType(types.TypeDecorator):
|
|
impl = types.String
|
|
|
|
@property
|
|
def python_type(self):
|
|
return NotImplemented
|
|
|
|
def process_literal_param(self, value, dialect):
|
|
return NotImplemented
|
|
|
|
def process_bind_param(self, value, dialect):
|
|
return value.__name__ if isinstance(value, type) else str(value)
|
|
|
|
def process_result_value(self, value, dialect):
|
|
class_ = REGISTRY.get(value)
|
|
if class_ is None:
|
|
warnings.warn(f"Can't find class <{value}>,find it yourself 😊", stacklevel=2)
|
|
return class_
|
|
|
|
|
|
class Role(Base):
|
|
__tablename__ = 'role'
|
|
name: str = Column(String, nullable=False, unique=True, comment="Role Name")
|
|
|
|
|
|
class Operation(Base):
|
|
__tablename__ = 'operation'
|
|
name: str = Column(String, nullable=False, unique=True, comment="Operation Name")
|
|
|
|
|
|
class Resource(Base):
|
|
__tablename__ = "resource"
|
|
resource_class: Type[Base] = Column(ClassType, nullable=False, unique=True, comment="Resource class")
|
|
name: str = Column(String, nullable=False, unique=True, comment="Resource name")
|
|
|
|
|
|
class Permission(Base):
|
|
__tablename__ = "permission"
|
|
__table_args__ = (UniqueConstraint("role_id", "operation_id", "resource_id"), {"extend_existing": True})
|
|
|
|
role_id: int = Column(ForeignKey("role.id", ondelete="CASCADE"), nullable=False, comment="Role")
|
|
operation_id: int = Column(ForeignKey("operation.id", ondelete="CASCADE"), nullable=False, comment="Operation")
|
|
resource_id: int = Column(ForeignKey("operation.id", ondelete="CASCADE"), nullable=False, comment="Resource")
|
|
|
|
|
|
if __name__ == '__main__':
|
|
Base.metadata.create_all(engine)
|
|
ops = [
|
|
Permission(role_id=1, operation_id=1, resource_id=1),
|
|
Permission(role_id=1, operation_id=2, resource_id=1),
|
|
Permission(role_id=1, operation_id=3, resource_id=1),
|
|
Permission(role_id=1, operation_id=4, resource_id=1),
|
|
Permission(role_id=2, operation_id=4, resource_id=1)
|
|
]
|
|
global_session.add_all(ops)
|
|
global_session.commit()
|