add: vpn module for waybar

2 files changed, 37 insertions, 6 deletions

diff --git a/.config/waybar/config.jsonc b/.config/waybar/config.jsonc
index dab8552..b10f9f9 100644
--- a/.config/waybar/config.jsonc
+++ b/.config/waybar/config.jsonc
@@ -84,12 +84,12 @@
 		"on-click": "kitty --app-id TUI.float -e wifitui",
 		"on-click-right": "rfkill toggle wlan"
 	},
-
 	"custom/vpn": {
-		"format": "VPN",
-		"exec": "echo '{\"class\": \"connected\"}'",
-		"exec-if": "test -d /proc/sys/net/ipv4/conf/proton0",
+		"format": "VPN: <span color='#aaaaaa'>{}</span>",
+		"exec": "~/.local/bin/waybar-vpn status",
+		// "exec": "echo '{\"class\": \"connected\"}'",
+		// "exec-if": "test -d /proc/sys/net/ipv4/conf/proton0",
 		"return-type": "json",
-		"interval": 5
-	},
+		"interval": 30
+	}
 }
diff --git a/.local/bin/waybar-vpn b/.local/bin/waybar-vpn
new file mode 100755
index 0000000..008e743
--- /dev/null
+++ b/.local/bin/waybar-vpn
@@ -0,0 +1,31 @@
+#!/bin/sh
+
+# first user argument
+cmd="$1"
+
+case "$cmd" in
+	connect)
+		# TODO: handle root permission password input
+		if [ -n $(type "nmcli") ]; then
+			nmcli connection show --active \
+				rg -i 'wireguard'
+		fi
+		;;
+	disconnect)
+		# `wg-quick` requires root permission to disconnect
+		# don't have the solution right now
+		;;
+	status)
+		vpn=$(nmcli connection show --active | rg -i 'wireguard' | awk '{print $1}')
+		if [ -n "$vpn" ]; then
+			printf "{\"text\": \"$vpn\", \"class\": \"wireguard\", \"alt\": \"disconnected\" }\n"
+		else
+			printf "{\"text\": \"DC'D\", \"class\": \"wireguard\", \"alt\": \"disconnected\" }\n"
+		fi
+		;;
+	*)
+		# print usage if not used with any of the below three commands
+		echo -e "Usage: %s {status|connect|disconnect}\n"
+		exit 1
+		;;
+esac