| |
| """Minimal upstream that echoes the request headers it received. |
| |
| Used to make the reverse-proxy key injection observable: any request to |
| /model-api/ is proxied here, and the JSON response shows the |
| `Authorization` header nginx attached server-side. |
| """ |
| import json |
| from http.server import BaseHTTPRequestHandler, HTTPServer |
|
|
| HOST, PORT = "127.0.0.1", 5000 |
|
|
|
|
| class EchoHandler(BaseHTTPRequestHandler): |
| def _respond(self): |
| payload = { |
| "method": self.command, |
| "path": self.path, |
| "received_headers": {k: v for k, v in self.headers.items()}, |
| "note": "Authorization here is injected by nginx, not by the client.", |
| } |
| body = json.dumps(payload, indent=2).encode() |
| self.send_response(200) |
| self.send_header("Content-Type", "application/json") |
| self.send_header("Content-Length", str(len(body))) |
| self.end_headers() |
| self.wfile.write(body) |
|
|
| do_GET = do_POST = do_PUT = do_PATCH = do_DELETE = _respond |
|
|
| def log_message(self, *_args): |
| pass |
|
|
|
|
| if __name__ == "__main__": |
| HTTPServer((HOST, PORT), EchoHandler).serve_forever() |
|
|
