s

Author: Hendler

jacspy-mcp/src/jacs_mcp/fast_mcp_auth3.py

@@ -34,53 +34,51 @@ async def run_auth_demo():
 
     @server.tool(name="echo", description="Echo with authentication")
     async def echo(msg: str, auth: Dict = None) -> str:
-        """Echo with authentication
-        
-        Args:
-            msg: The text to echo
-            auth: Authentication data with signature
+        """Echo with authentication"""
+        # Log to file instead of printing
+        with open("server_logs.txt", "a") as log:
+            log.write("\n=== SERVER RECEIVED REQUEST ===\n")
+            log.write(f"Message: {msg}\n")
+            log.write(f"Auth: {auth}\n")
 
-        Returns:
-            Authenticated response as text
-        """
-        print("\n=== SERVER RECEIVED REQUEST ===")
-        print(f"Message: {msg}")
-        print(f"Auth: {auth}")
-        
-        # Validate request
-        auth_valid = False
-        if auth and "data" in auth and "signature" in auth:
-            # Verify signature
-            auth_valid = verify_signature(auth["data"], auth["signature"])
-            print(f"Auth valid: {auth_valid}")
-        else:
-            print("Missing auth data or signature")
-        
-        # Create response with embedded auth
-        response_data = {
-            "text": f"Echo: {msg}",
-            "timestamp": datetime.now().isoformat(),
-            "auth_valid": auth_valid
-        }
-        
-        # Sign the response
-        response_signature = generate_signature(response_data)
-        
-        # Embed auth in response as JSON
-        response_json = json.dumps({
-            "result": response_data,
-            "auth": {
-                "data": {
-                    "server_id": "s1",
-                    "res_id": f"res-{uuid.uuid4()}",
-                    "timestamp": datetime.now().isoformat()
-                },
-                "signature": response_signature
+            # Validate request
+            auth_valid = False
+            if auth and "data" in auth and "signature" in auth:
+                # Verify signature
+                auth_valid = verify_signature(auth["data"], auth["signature"])
+                log.write(f"Auth valid: {auth_valid}\n")
+            else:
+                log.write("Missing auth data or signature\n")
+            
+            # Create response with embedded auth
+            response_data = {
+                "text": f"Echo: {msg}",
+                "timestamp": datetime.now().isoformat(),
+                "auth_valid": auth_valid
             }
-        })
-        
-        print(f"Sending response: {response_json}")
-        return response_json
+            
+            # Sign the response
+            response_signature = generate_signature(response_data)
+            
+            # Embed auth in response as JSON
+            response_json = json.dumps({
+                "result": response_data,
+                "auth": {
+                    "data": {
+                        "server_id": "s1",
+                        "res_id": f"res-{uuid.uuid4()}",
+                        "timestamp": datetime.now().isoformat()
+                    },
+                    "signature": response_signature
+                }
+            })
+            
+            log.write(f"Sending response: {response_json}\n")
+            log.write("=== END SERVER PROCESSING ===\n")
+            log.flush()
+            
+            # Try returning just a simple string instead of JSON
+            return f"Echo via SSESSS: {msg}"
 
     # Start server
     import uvicorn