Icecast logging

src/freedombone-app-icecast

@@ -275,11 +275,17 @@ function change_password_icecast {
 }
 
 function logging_on_icecast {
+    if [ ! -f /etc/icecast2/icecast.xml ]; then
+        return
+    fi
     sed -i 's|<loglevel>.*|<loglevel>4</loglevel>|g' /etc/icecast2/icecast.xml
     sed -i "s|set(\"log.file.path\".*|set(\"log.file.path\", \"$liquidsoap_log\")|g" "$liquidsoap_script"
 }
 
 function logging_off_icecast {
+    if [ ! -f /etc/icecast2/icecast.xml ]; then
+        return
+    fi
     sed -i 's|<loglevel>.*|<loglevel>1</loglevel>|g' /etc/icecast2/icecast.xml
     sed -i 's|set("log.file.path".*|set("log.file.path", "/dev/null")|g' "$liquidsoap_script"
 }