| 1 | import json |
| 2 | from http.server import BaseHTTPRequestHandler, HTTPServer |
| 3 | |
| 4 | import jwt |
| 5 | |
| 6 | LIB_ID = "pyjwt" |
| 7 | LIB_VERSION = jwt.__version__ |
| 8 | |
| 9 | def verdict(payload): |
| 10 | token = payload["token"] |
| 11 | key = payload["key"] |
| 12 | algs = payload["algs"] |
| 13 | try: |
| 14 | claims = jwt.decode(token, key, algorithms=algs) |
| 15 | return {"valid": True, "claims": claims, "error": None, |
| 16 | "lib": LIB_ID, "version": LIB_VERSION} |
| 17 | except Exception as e: |
| 18 | return {"valid": False, "claims": None, |
| 19 | "error": f"{type(e).__name__}: {e}", |
| 20 | "lib": LIB_ID, "version": LIB_VERSION} |
| 21 | |
| 22 | class Handler(BaseHTTPRequestHandler): |
| 23 | def log_message(self, *_): |
| 24 | pass |
| 25 | |
| 26 | def do_POST(self): |
| 27 | if self.path != "/verify": |
| 28 | self.send_response(404) |
| 29 | self.end_headers() |
| 30 | return |
| 31 | n = int(self.headers.get("Content-Length", 0)) |
| 32 | try: |
| 33 | payload = json.loads(self.rfile.read(n)) |
| 34 | except Exception: |
| 35 | self.send_response(400) |
| 36 | self.end_headers() |
| 37 | self.wfile.write(b'{"error":"bad json"}') |
| 38 | return |
| 39 | out = verdict(payload) |
| 40 | body = json.dumps(out).encode() |
| 41 | self.send_response(200) |
| 42 | self.send_header("Content-Type", "application/json") |
| 43 | self.send_header("Content-Length", str(len(body))) |
| 44 | self.end_headers() |
| 45 | self.wfile.write(body) |
| 46 | |
| 47 | if __name__ == "__main__": |
| 48 | print(f"[{LIB_ID} {LIB_VERSION}] listening :7002") |
| 49 | HTTPServer(("0.0.0.0", 7002), Handler).serve_forever() |