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nm-applet already sends notifications for VPN state changes. The script's own notify-send calls caused duplicates on every toggle. Closes #4
91 lines
2.2 KiB
Bash
Executable File
91 lines
2.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# ABOUTME: Walker-dmenu VPN connection manager using NetworkManager (nmcli).
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# ABOUTME: Lists VPN/WireGuard connections and toggles them on/off with notifications.
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# Based on rofi-vpn by Damien Cassou <damien@cassou.me>
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# https://gitlab.com/DamienCassou/rofi-vpn
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# Licensed under GPL-3.0-or-later
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# Prefixes for active/inactive VPN connections (Nerd Font icons):
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ACTIVE_PREFIX=" "
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INACTIVE_PREFIX=" "
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for cmd in nmcli walker; do
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command -v "$cmd" >/dev/null 2>&1 || {
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echo "Error: '$cmd' not found" >&2
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exit 1
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}
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done
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# List all VPN and WireGuard connections with active/inactive prefix.
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function list_vpn_connections() {
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nmcli --get-values ACTIVE,NAME,TYPE connection show \
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| grep -E ':(vpn|wireguard)$' \
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| sed \
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-e "s/^no:/${INACTIVE_PREFIX}/" \
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-e "s/^yes:/${ACTIVE_PREFIX}/" \
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-e 's/:\(vpn\|wireguard\)$//'
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}
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# Remove the known prefix to extract the bare connection name.
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function extract_connection_name() {
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local result="$1"
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result="${result#"$ACTIVE_PREFIX"}"
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result="${result#"$INACTIVE_PREFIX"}"
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echo "$result"
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}
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# Connect a VPN.
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# Requires nm-applet (or another NM secret agent) for interactive auth.
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function connect_vpn() {
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local connection="$1"
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nmcli connection up "$connection"
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}
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# Disconnect a VPN.
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function disconnect_vpn() {
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local connection="$1"
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nmcli connection down "$connection"
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}
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# Toggle the VPN connection based on its current state.
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function toggle_vpn_connection() {
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local result="$1"
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local connection
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connection=$(extract_connection_name "$result")
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if [[ $result = "${ACTIVE_PREFIX}"* ]]; then
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disconnect_vpn "$connection"
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else
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connect_vpn "$connection"
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fi
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pkill -RTMIN+9 waybar 2>/dev/null
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}
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# Show the VPN picker using Walker.
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function pick_connection() {
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local content="$1"
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echo -e "$content" | walker -d -p " VPN"
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}
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function main() {
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local connections
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local result
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connections=$(list_vpn_connections)
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if [[ -z "$connections" ]]; then
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exit 0
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fi
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result=$(pick_connection "$connections")
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if [[ -n "$result" ]]; then
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toggle_vpn_connection "$result"
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fi
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}
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main
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