83 lines
2.4 KiB
Python
83 lines
2.4 KiB
Python
"""
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DLH Data Lakehouse - Dynamic Pipeline & Storage API
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Modular Entrypoint with FastAPI
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"""
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import logging
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from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from app.core.config import settings
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from app.routers import api_v1_router, legacy_router
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from app.schemas.pipeline import DeployRequest, DraftRequest
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from app.schemas.connection import ConnectionTestRequest, CustomConnectionRequest
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from app.services.pipeline_parser import parse_yaml_to_pipeline_dict
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from app.services.metadb_service import save_connection_to_metadb
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from app.services.dbt_service import sync_dbt_models_from_nodes
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# Configure root logger
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logging.basicConfig(
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level=logging.INFO,
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format="%(asctime)s [%(levelname)s] %(name)s: %(message)s"
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)
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logger = logging.getLogger(__name__)
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# Module-level variable exports for backward compatibility with existing scripts
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CONFIGS_DIR = settings.CONFIGS_DIR
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UPLOADS_DIR = settings.UPLOADS_DIR
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DOCS_DIR = settings.DOCS_DIR
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DBT_DIR = settings.DBT_DIR
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# FastAPI Application Factory / Instance
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app = FastAPI(
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title=settings.PROJECT_NAME,
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version=settings.VERSION,
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description="Modular FastAPI Backend for MERICA Studio, Dynamic Lakehouse YAML Generation, and Airflow 3 DAG Bundles."
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)
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# CORS Setup
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app.add_middleware(
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CORSMiddleware,
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allow_origins=settings.CORS_ORIGINS,
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# Mount RESTful v1 Router and Canvas v0.1 Backward Compatibility Router
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app.include_router(api_v1_router)
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app.include_router(legacy_router)
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@app.api_route("/api/v1/health", methods=["GET", "HEAD"], tags=["System"], summary="System health check probe")
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def health_check():
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"""Health check probe endpoint."""
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return {
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"status": "ok",
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"service": settings.PROJECT_NAME,
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"version": settings.VERSION
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}
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# Backward compatibility health check probes (hidden from OpenAPI schema)
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@app.api_route("/health", methods=["GET", "HEAD"], include_in_schema=False)
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@app.api_route("/api/health", methods=["GET", "HEAD"], include_in_schema=False)
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def legacy_health_check():
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return health_check()
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# Exported symbols for python imports
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__all__ = [
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"app",
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"settings",
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"CONFIGS_DIR",
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"UPLOADS_DIR",
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"DOCS_DIR",
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"DBT_DIR",
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"parse_yaml_to_pipeline_dict",
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"save_connection_to_metadb",
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"sync_dbt_models_from_nodes",
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"DeployRequest",
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"DraftRequest",
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"ConnectionTestRequest",
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"CustomConnectionRequest",
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]
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