74 lines
2.6 KiB
Python
74 lines
2.6 KiB
Python
"""Minimal HTTP entrypoint for the HLL Vietnam backend bootstrap."""
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from __future__ import annotations
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import json
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from http import HTTPStatus
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from http.server import BaseHTTPRequestHandler, ThreadingHTTPServer
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from .config import get_allowed_origins, get_bind_address
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from .routes import resolve_get_payload
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class HealthHandler(BaseHTTPRequestHandler):
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"""Serve the minimal routes required for the backend bootstrap."""
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server_version = "HLLVietnamBackend/0.1"
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def do_OPTIONS(self) -> None: # noqa: N802 - BaseHTTPRequestHandler interface
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self.send_response(HTTPStatus.NO_CONTENT)
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self._send_default_headers()
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self.send_header("Access-Control-Allow-Methods", "GET, OPTIONS")
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self.send_header("Access-Control-Allow-Headers", "Content-Type")
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self.end_headers()
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def do_GET(self) -> None: # noqa: N802 - BaseHTTPRequestHandler interface
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status, payload = resolve_get_payload(self.path)
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if status is None:
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self._write_json(
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HTTPStatus.NOT_FOUND,
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{"status": "error", "message": "Route not found"},
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)
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return
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self._write_json(status, payload)
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def log_message(self, format: str, *args: object) -> None:
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# Keep local startup output clean unless future tasks need request logging.
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return
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def _write_json(self, status: HTTPStatus, payload: dict[str, object]) -> None:
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body = json.dumps(payload).encode("utf-8")
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self.send_response(status)
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self._send_default_headers(content_length=len(body))
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self.end_headers()
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self.wfile.write(body)
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def _send_default_headers(self, content_length: int | None = None) -> None:
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origin = self.headers.get("Origin")
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if origin in get_allowed_origins():
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self.send_header("Access-Control-Allow-Origin", origin)
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self.send_header("Vary", "Origin")
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self.send_header("Content-Type", "application/json; charset=utf-8")
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if content_length is not None:
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self.send_header("Content-Length", str(content_length))
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def create_server() -> ThreadingHTTPServer:
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"""Build the HTTP server using the package-supported handler and bind settings."""
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host, port = get_bind_address()
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return ThreadingHTTPServer((host, port), HealthHandler)
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def run() -> None:
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"""Start the local bootstrap server."""
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host, port = get_bind_address()
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server = create_server()
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print(f"HLL Vietnam backend bootstrap listening on http://{host}:{port}")
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server.serve_forever()
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if __name__ == "__main__":
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run()
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