Debugging commands for Liquidsoap.

docs/developer-guide.md

@@ -11,6 +11,7 @@ This page gives insights on extending Aura Engine internals or through the API.
     - [1.4. Components](#14-components)
     - [1.5. Running the Engine](#15-running-the-engine)
     - [1.6. Default ports used by Engine](#16-default-ports-used-by-engine)
+    - [1.7. Debugging Liquidsoap](#17-debugging-liquidsoap)
 
 <!-- /TOC -->
 
@@ -91,3 +92,30 @@ Those are the default port numbers:
 * `1234` ... Liquidsoap Telnet Server
 * `3333` ... Exposes the Engine API
 * `5000` ... Svelte development mode; dynamically uses some other port if occupied
+
+
+## 1.7. Debugging Liquidsoap
+
+Connect to Liquidsoap via Telnet
+
+    telnet 127.0.0.1 1234
+
+List available commands
+
+    help
+
+List all available channels
+
+    list
+
+List all input channels connected to the mixer
+
+    mixer.input
+
+Set the volume of mixer `input 0` to `100%`
+
+    mixer.volume 0 100
+
+Push some audio file to the filesystem `queue 0`
+
+    in_filesystem_0.push /path/to/your/file.mp3