Script idea to show wireguard connections

arch-config/scripts/polybar/vpn-wireguard-show.sh

@@ -0,0 +1,46 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+# NOTE commands allowed
+#wg show interfaces
+
+# all active connections will be shown
+# parse that
+# loop over those and display all active connections
+
+# script copied from polybar-scripts
+connection_status() {
+    if [ -f "$config" ]; then
+        connection=$(sudo wg show "$config_name" 2>/dev/null | head -n 1 | awk '{print $NF }')
+
+        if [ "$connection" = "$config_name" ]; then
+            echo "1"
+        else
+            echo "2"
+        fi
+    else
+        echo "3"
+    fi
+}
+
+config="$HOME/wg/wireguard.conf"
+config_name=$(basename "${config%.*}")
+
+case "$1" in
+--toggle)
+    if [ "$(connection_status)" = "1" ]; then
+        sudo wg-quick down "$config" 2>/dev/null
+    else
+        sudo wg-quick up "$config" 2>/dev/null
+    fi
+    ;;
+*)
+    if [ "$(connection_status)" = "1" ]; then
+        echo "#1 $config_name"
+    elif [ "$(connection_status)" = "3" ]; then
+        echo "#3 Config not found!"
+    else
+        echo "#2 down"
+    fi
+    ;;
+esac