Marking Long-Living Sessions

You can dynamically change the Fiddler Everywhere user interface based on your preferences. You can highlight matched sessions through the Mark Sessions action and set their background and text color.

Creating a "Mark Long-Living Sessions" Rule

Create a "Mark Long-Living Sessions" rule by setting the following actions through the Rules Builder.

  1. Create a matching condition that uses the "When all these conditions are met any number of times" pattern.

  2. Match by a Session Type that uses string values that match the desired session types. For example: WebSocket, gRPC, RPC, Socket.IO, and Server-Side Events sessions.

  3. Create a Mark Session action and set the preferred background and foreground (text) colors.

Creating "Mark Long-Living Sessions" rule

Once the rule is created, enable the Rules tab, toggle the rule switch, and start capturing traffic.

Activating the "Mark Long-Living Sessions" rule

You can create the rule and then use the Play button to immediately apply the new UI effect to all captured sessions in the Live Traffic grid.

Download a ready-to-use "Mark Long-Living Sessions" rule as a FARX file, which you can import through the Rules toolbar.

See Also