add proxyheaders firmware

Signed-off-by: Madhav Kandukuri <[email protected]>

Author: madhav165

mcpgateway/main.py

@@ -54,6 +54,7 @@
 from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm import Session
 from starlette.middleware.base import BaseHTTPMiddleware
+from starlette.middleware.proxy_headers import ProxyHeadersMiddleware
 
 # First-Party
 from mcpgateway import __version__
@@ -476,6 +477,9 @@ async def __call__(self, scope, receive, send):
 # Add streamable HTTP middleware for /mcp routes
 app.add_middleware(MCPPathRewriteMiddleware)
 
+# Trust all proxies (or lock down with a list of host patterns)
+app.add_middleware(ProxyHeadersMiddleware, trusted_hosts="*")
+
 
 # Set up Jinja2 templates and store in app state for later use
 templates = Jinja2Templates(directory=str(settings.templates_dir))

run-gunicorn.sh

@@ -82,5 +82,6 @@ exec gunicorn -c gunicorn.config.py \
     --max-requests-jitter "${GUNICORN_MAX_REQUESTS_JITTER}" \
     --access-logfile - \
     --error-logfile - \
+    --forwarded-allow-ips="*" \
     ${SSL_ARGS} \
     "mcpgateway.main:app"