200 lines
8.9 KiB
Python
200 lines
8.9 KiB
Python
# gateway/app/routes/tenant.py - COMPLETELY UPDATED
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"""
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Tenant routes for API Gateway - Handles all tenant-scoped endpoints
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"""
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from fastapi import APIRouter, Request, Response, HTTPException, Path
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from fastapi.responses import JSONResponse
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import httpx
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import logging
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from typing import Optional
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from app.core.config import settings
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logger = logging.getLogger(__name__)
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router = APIRouter()
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# ================================================================
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# TENANT MANAGEMENT ENDPOINTS
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# ================================================================
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@router.post("/register")
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async def create_tenant(request: Request):
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"""Proxy tenant creation to tenant service"""
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return await _proxy_to_tenant_service(request, "/api/v1/tenants/register")
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@router.get("/{tenant_id}")
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async def get_tenant(request: Request, tenant_id: str = Path(...)):
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"""Get specific tenant details"""
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return await _proxy_to_tenant_service(request, f"/api/v1/tenants/{tenant_id}")
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@router.put("/{tenant_id}")
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async def update_tenant(request: Request, tenant_id: str = Path(...)):
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"""Update tenant details"""
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return await _proxy_to_tenant_service(request, f"/api/v1/tenants/{tenant_id}")
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@router.get("/{tenant_id}/members")
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async def get_tenant_members(request: Request, tenant_id: str = Path(...)):
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"""Get tenant members"""
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return await _proxy_to_tenant_service(request, f"/api/v1/tenants/{tenant_id}/members")
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# ================================================================
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# TENANT-SCOPED DATA SERVICE ENDPOINTS
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# ================================================================
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@router.api_route("/{tenant_id}/sales/{path:path}", methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"])
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async def proxy_tenant_sales(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant sales requests to data service"""
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target_path = f"/api/v1/tenants/{tenant_id}/sales/{path}".rstrip("/")
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return await _proxy_to_data_service(request, target_path)
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@router.api_route("/{tenant_id}/weather/{path:path}", methods=["GET", "POST", "OPTIONS"])
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async def proxy_tenant_weather(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant weather requests to data service"""
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target_path = f"/api/v1/tenants/{tenant_id}/weather/{path}".rstrip("/")
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return await _proxy_to_data_service(request, target_path)
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@router.api_route("/{tenant_id}/analytics/{path:path}", methods=["GET", "POST", "OPTIONS"])
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async def proxy_tenant_analytics(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant analytics requests to data service"""
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target_path = f"/api/v1/tenants/{tenant_id}/analytics/{path}".rstrip("/")
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return await _proxy_to_data_service(request, target_path)
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# ================================================================
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# TENANT-SCOPED TRAINING SERVICE ENDPOINTS
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# ================================================================
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@router.api_route("/{tenant_id}/training/{path:path}", methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"])
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async def proxy_tenant_training(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant training requests to training service"""
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target_path = f"/api/v1/tenants/{tenant_id}/training/{path}".rstrip("/")
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return await _proxy_to_training_service(request, target_path)
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@router.api_route("/{tenant_id}/models/{path:path}", methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"])
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async def proxy_tenant_models(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant model requests to training service"""
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target_path = f"/api/v1/tenants/{tenant_id}/models/{path}".rstrip("/")
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return await _proxy_to_training_service(request, target_path)
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# ================================================================
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# TENANT-SCOPED FORECASTING SERVICE ENDPOINTS
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# ================================================================
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@router.api_route("/{tenant_id}/forecasts/{path:path}", methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"])
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async def proxy_tenant_forecasts(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant forecast requests to forecasting service"""
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target_path = f"/api/v1/tenants/{tenant_id}/forecasts/{path}".rstrip("/")
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return await _proxy_to_forecasting_service(request, target_path)
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@router.api_route("/{tenant_id}/predictions/{path:path}", methods=["GET", "POST", "OPTIONS"])
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async def proxy_tenant_predictions(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant prediction requests to forecasting service"""
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target_path = f"/api/v1/tenants/{tenant_id}/predictions/{path}".rstrip("/")
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return await _proxy_to_forecasting_service(request, target_path)
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# ================================================================
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# TENANT-SCOPED NOTIFICATION SERVICE ENDPOINTS
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# ================================================================
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@router.api_route("/{tenant_id}/notifications/{path:path}", methods=["GET", "POST", "PUT", "DELETE", "OPTIONS"])
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async def proxy_tenant_notifications(request: Request, tenant_id: str = Path(...), path: str = ""):
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"""Proxy tenant notification requests to notification service"""
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target_path = f"/api/v1/tenants/{tenant_id}/notifications/{path}".rstrip("/")
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return await _proxy_to_notification_service(request, target_path)
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# ================================================================
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# PROXY HELPER FUNCTIONS
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# ================================================================
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async def _proxy_to_tenant_service(request: Request, target_path: str):
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"""Proxy request to tenant service"""
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return await _proxy_request(request, target_path, settings.TENANT_SERVICE_URL)
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async def _proxy_to_data_service(request: Request, target_path: str):
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"""Proxy request to data service"""
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return await _proxy_request(request, target_path, settings.DATA_SERVICE_URL)
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async def _proxy_to_training_service(request: Request, target_path: str):
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"""Proxy request to training service"""
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return await _proxy_request(request, target_path, settings.TRAINING_SERVICE_URL)
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async def _proxy_to_forecasting_service(request: Request, target_path: str):
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"""Proxy request to forecasting service"""
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return await _proxy_request(request, target_path, settings.FORECASTING_SERVICE_URL)
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async def _proxy_to_notification_service(request: Request, target_path: str):
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"""Proxy request to notification service"""
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return await _proxy_request(request, target_path, settings.NOTIFICATION_SERVICE_URL)
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async def _proxy_request(request: Request, target_path: str, service_url: str):
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"""Generic proxy function with enhanced error handling"""
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# Handle OPTIONS requests directly for CORS
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if request.method == "OPTIONS":
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return Response(
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status_code=200,
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headers={
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"Access-Control-Allow-Origin": settings.CORS_ORIGINS_LIST,
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"Access-Control-Allow-Methods": "GET, POST, PUT, DELETE, OPTIONS",
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"Access-Control-Allow-Headers": "Content-Type, Authorization, X-Tenant-ID",
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"Access-Control-Allow-Credentials": "true",
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"Access-Control-Max-Age": "86400"
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}
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)
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try:
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url = f"{service_url}{target_path}"
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# Forward headers and add user/tenant context
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headers = dict(request.headers)
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headers.pop("host", None)
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# Get request body if present
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body = None
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if request.method in ["POST", "PUT", "PATCH"]:
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body = await request.body()
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# Add query parameters
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params = dict(request.query_params)
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async with httpx.AsyncClient(timeout=30.0) as client:
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response = await client.request(
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method=request.method,
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url=url,
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headers=headers,
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content=body,
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params=params
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)
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# Handle different response types
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if response.headers.get("content-type", "").startswith("application/json"):
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try:
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content = response.json()
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except:
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content = {"message": "Invalid JSON response from service"}
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else:
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content = response.text
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return JSONResponse(
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status_code=response.status_code,
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content=content
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)
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except httpx.TimeoutError:
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logger.error(f"Timeout calling {service_url}{target_path}")
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raise HTTPException(
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status_code=504,
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detail=f"Service timeout"
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)
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except httpx.RequestError as e:
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logger.error(f"Request error calling {service_url}{target_path}: {e}")
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raise HTTPException(
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status_code=503,
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detail=f"Service unavailable"
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)
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except Exception as e:
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logger.error(f"Unexpected error proxying to {service_url}{target_path}: {e}")
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raise HTTPException(
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status_code=500,
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detail="Internal gateway error"
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) |