acazares
52b8fcd434
- Enhanced TenantMiddleware to validate tenant information from JWT tokens. - Added LicenseValidationMiddleware to check tenant licenses before processing requests. - Updated security utilities to extract tenant information from tokens and validate company access. - Introduced CompanyStore to manage active company state and handle company switching in the frontend. - Modified API routes to include company_id in requests for better resource management. - Improved logging and error handling throughout the middleware and API layers. - Updated frontend components to reflect changes in company management and selection. - Added new API route for fetching user's companies with proper authentication handling.
130 lines
3.6 KiB
Python
130 lines
3.6 KiB
Python
"""
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Configuración de base de datos con soporte multi-tenant
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- Base de datos compartida (core_db) para tenants pequeños/medianos
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- Bases de datos dedicadas para clientes enterprise
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"""
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from sqlalchemy import create_engine
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from sqlalchemy.orm import declarative_base
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from sqlalchemy.orm import sessionmaker, Session
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from sqlalchemy.ext.asyncio import create_async_engine, AsyncSession, async_sessionmaker
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from typing import Generator, Dict, Optional, AsyncGenerator
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from contextlib import contextmanager
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from .config import settings
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# Base declarativa para modelos ORM
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Base = declarative_base()
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# Engine y SessionLocal para base de datos core (sincrónico)
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core_engine = create_engine(
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settings.core_database_url,
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pool_pre_ping=True,
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pool_size=10,
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max_overflow=20,
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echo=settings.DEBUG,
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)
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CoreSessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=core_engine)
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# Engine asíncrono para operaciones async
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async_core_engine = create_async_engine(
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settings.async_core_database_url,
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pool_pre_ping=True,
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pool_size=10,
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max_overflow=20,
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echo=settings.DEBUG,
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)
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AsyncCoreSessionLocal = async_sessionmaker(
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async_core_engine, class_=AsyncSession, expire_on_commit=False
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)
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# Cache de engines para tenants con BD dedicada
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_tenant_engines: Dict[str, any] = {}
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def get_core_db() -> Generator[Session, None, None]:
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"""
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Dependency para obtener sesión de base de datos core (compartida)
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Uso en FastAPI: db: Session = Depends(get_core_db)
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"""
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db = CoreSessionLocal()
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try:
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yield db
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finally:
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db.close()
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async def get_async_core_db() -> AsyncGenerator[AsyncSession, None]:
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"""
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Dependency para obtener sesión asíncrona de base de datos core
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"""
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async with AsyncCoreSessionLocal() as session:
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try:
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yield session
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finally:
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await session.close()
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def get_tenant_engine(tenant_id: int, db_config: dict):
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"""
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Obtiene o crea un engine para un tenant con BD dedicada
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Args:
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tenant_id: ID del tenant
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db_config: Configuración de BD {host, port, name, user, password}
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Returns:
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Engine de SQLAlchemy para el tenant
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"""
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if tenant_id not in _tenant_engines:
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db_url = f"postgresql://{db_config['user']}:{db_config['password']}@{db_config['host']}:{db_config['port']}/{db_config['name']}"
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_tenant_engines[tenant_id] = create_engine(
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db_url, pool_pre_ping=True, pool_size=5, max_overflow=10
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)
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return _tenant_engines[tenant_id]
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@contextmanager
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def get_tenant_db(
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tenant_id: int, db_config: Optional[dict] = None
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) -> Generator[Session, None, None]:
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"""
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Context manager para obtener sesión de BD de un tenant específico
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Si db_config es None, usa la BD core (compartida)
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Si db_config está presente, usa la BD dedicada del tenant
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Uso:
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with get_tenant_db(tenant_id, config) as db:
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# operaciones con db
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"""
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if db_config is None:
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# Tenant en BD compartida
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db = CoreSessionLocal()
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else:
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# Tenant con BD dedicada
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engine = get_tenant_engine(tenant_id, db_config)
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SessionLocal = sessionmaker(autocommit=False, autoflush=False, bind=engine)
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db = SessionLocal()
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try:
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yield db
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finally:
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db.close()
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def init_db():
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"""
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Inicializa las tablas de la base de datos core
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"""
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Base.metadata.create_all(bind=core_engine)
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async def init_async_db():
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"""
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Inicializa las tablas de la base de datos core (async)
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"""
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async with async_core_engine.begin() as conn:
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await conn.run_sync(Base.metadata.create_all)
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