initial commit

drpc-beacon-proxy/proxy.py

@@ -0,0 +1,33 @@
+import os
+from flask import Flask, request, Response
+import requests
+
+app = Flask(__name__)
+
+# Read config from environment variables
+DKEY = os.getenv("DKEY", "your-default-dkey")
+NETWORK = os.getenv("NETWORK", "holesky")
+TARGET_URL = f"https://lb.drpc.org/rest/eth-beacon-chain-{NETWORK}"
+
+@app.route('/<path:subpath>', methods=["GET", "POST", "PUT", "DELETE", "PATCH"])
+def proxy(subpath):
+    url = f"{TARGET_URL}/{subpath}"
+    
+    # Forward query params and add the dkey
+    params = request.args.to_dict()
+    params["dkey"] = DKEY
+
+    # Forward headers (except Host) and body
+    headers = {k: v for k, v in request.headers if k.lower() != "host"}
+    data = request.get_data() if request.method in ["POST", "PUT", "PATCH"] else None
+
+    # Forward the request
+    resp = requests.request(
+        method=request.method, url=url, params=params, headers=headers, data=data
+    )
+
+    # Return response with original status and headers
+    return Response(resp.content, resp.status_code, resp.headers.items())
+
+if __name__ == "__main__":
+    app.run(host="0.0.0.0", port=80)