#!/usr/bin/env python3
"""
Smithery deployment wrapper for Serena MCP Server.
This script properly sets up the server with CORS middleware for Smithery compatibility.
"""
import os
import sys
# Ensure the src directory is in the path
sys.path.insert(0, os.path.join(os.path.dirname(__file__), 'src'))
import uvicorn
from starlette.requests import Request
from starlette.responses import Response
from starlette.middleware.cors import CORSMiddleware
from serena.mcp import SerenaMCPFactory
from serena.config.serena_config import SerenaConfig
def main():
print("Serena MCP Server starting for Smithery deployment...")
# Get port from environment variable (Smithery sets this to 8081)
port = int(os.environ.get("PORT", 8081))
# Create the Serena MCP factory with default settings
factory = SerenaMCPFactory()
# Create the MCP server
mcp_server = factory.create_mcp_server(
host="0.0.0.0",
port=port,
enable_web_dashboard=False,
enable_gui_log_window=False,
log_level="INFO"
)
# Get the Starlette app with streamable HTTP transport
app = mcp_server.streamable_http_app()
# Step 2: Revert to Standard CORSMiddleware
# We add this first so it wraps the application directly.
# Subsequent middlewares (like logging) will wrap this one.
app.add_middleware(
CORSMiddleware,
allow_origin_regex=".*", # Allows all origins dynamically
allow_credentials=True,
allow_methods=["*"], # Allows all methods (GET, POST, PUT, DELETE, OPTIONS, HEAD)
allow_headers=["*"], # Allows all headers
expose_headers=["*"], # Exposes all headers to the browser
)
# Step 1: Diagnostics (Crucial)
# Add a simple logging middleware at the very top of the stack (before CORS)
# By adding it AFTER CORSMiddleware (using @app.middleware), it wraps the existing stack,
# so it executes BEFORE CORSMiddleware on the incoming request.
@app.middleware("http")
async def log_request(request: Request, call_next):
print("--- Incoming Request Diagnostics ---")
print(f"Method: {request.method}")
print(f"Path: {request.url.path}")
print(f"Origin Header: {request.headers.get('origin', 'N/A')}")
print(f"Host Header: {request.headers.get('host', 'N/A')}")
print(f"Access-Control-Request-Method: {request.headers.get('access-control-request-method', 'N/A')}")
print(f"Access-Control-Request-Headers: {request.headers.get('access-control-request-headers', 'N/A')}")
print("------------------------------------")
response = await call_next(request)
return response
print(f"Listening on port {port}")
uvicorn.run(app, host="0.0.0.0", port=port, log_level="info")
if __name__ == "__main__":
main()
