75 lines
2.5 KiB
Python
75 lines
2.5 KiB
Python
# gateway/app/routes/geocoding.py
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from fastapi import APIRouter, Request, HTTPException
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from fastapi.responses import JSONResponse
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import httpx
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import structlog
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from app.core.config import settings
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logger = structlog.get_logger()
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router = APIRouter()
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@router.api_route("/{path:path}", methods=["GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS"])
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async def proxy_geocoding(request: Request, path: str):
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"""
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Proxies all geocoding requests to the External Service geocoding endpoints.
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Forwards requests from /api/v1/geocoding/* to external-service:8000/api/v1/geocoding/*
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"""
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try:
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# Construct the external service URL
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external_url = f"{settings.EXTERNAL_SERVICE_URL}/api/v1/geocoding/{path}"
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# Get request body for POST/PUT/PATCH
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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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# Forward headers (excluding host)
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headers = {
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key: value
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for key, value in request.headers.items()
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if key.lower() not in ["host", "content-length"]
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}
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# Make the proxied request
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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=external_url,
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params=request.query_params,
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headers=headers,
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content=body
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)
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# Return the response from external service
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return JSONResponse(
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content=response.json() if response.text else None,
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status_code=response.status_code,
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headers=dict(response.headers)
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)
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except httpx.RequestError as exc:
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logger.error("External service geocoding request failed", error=str(exc), path=path)
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raise HTTPException(
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status_code=503,
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detail=f"Geocoding service unavailable: {exc}"
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)
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except httpx.HTTPStatusError as exc:
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logger.error(
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f"External service geocoding responded with error {exc.response.status_code}",
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detail=exc.response.text,
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path=path
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)
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raise HTTPException(
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status_code=exc.response.status_code,
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detail=f"Geocoding service error: {exc.response.text}"
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)
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except Exception as exc:
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logger.error("Unexpected error in geocoding proxy", error=str(exc), path=path)
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raise HTTPException(
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status_code=500,
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detail="Internal server error in geocoding proxy"
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)
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