Land rapid7#8078, resource override for start_service

Author: wvu

lib/msf/core/exploit/http/server.rb

@@ -160,7 +160,7 @@ def start_service(opts = {})
                       filter_request_uri(cli, req)
                     ) ? nil : on_request_uri(cli, req)
         },
-      'Path' => resource_uri
+      'Path' => opts['Path'] || resource_uri
     }.update(opts['Uri'] || {})
 
     proto = (datastore["SSL"] ? "https" : "http")