152 lines
3.5 KiB
Bash
Executable File
152 lines
3.5 KiB
Bash
Executable File
#!/usr/bin/env bash
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# nmcli WireGuard abstraction layer for use with my waybar module and rofi custom menu script
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#
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# requires nmcli on your path
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# install to the same directory as wireguard-rofi.sh
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#
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# usage: ./wireguard.sh [menu|toggle NAME]
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# no argument: print current connections
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# json: print waybar-ready json output
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# menu: print all connections
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# toggle NAME: toggle connection NAME
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if ! command -v nmcli >/dev/null 2>&1; then
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echo "err: nmcli not found"
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exit 1
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fi
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nargs=$#
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showmenu="no"
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dotoggle="no"
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printjson="no"
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if [[ $nargs == 1 ]]; then
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if [[ $1 == "menu" ]]; then
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showmenu="yes"
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elif [[ $1 == "json" ]]; then
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printjson="yes"
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fi
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elif [[ $nargs == 2 ]]; then
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if [[ $1 == "toggle" ]]; then
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dotoggle="yes"
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conn="$2"
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fi
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fi
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nmclicmd="nmcli connection"
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wgconns="$nmclicmd show"
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wgactive="$wgconns --active"
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connected=()
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available=()
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function print_as_json() {
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text="" # only prints a single icon when connected
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# text="${1}" # use this line to show all output in text
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alt="${1}"
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tooltip="${1}"
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[ -n "$1" ] && class="connected" || class="disconnected"
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printf "{\"text\": \"%s\", \"alt\": \"%s\", \"tooltip\": \"%s\", \"class\": \"%s\"}" \
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"$text" \
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"$alt" \
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"$tooltip" \
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"$class"
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}
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function get_conns {
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while read -r name _ type device; do
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if [[ $type != "wireguard" && ($type != "tun" || $device != "proton0") ]]; then
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continue
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fi
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if [[ $device != "--" ]]; then
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while read -r key value; do
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if [[ $key != "ipv4.addresses:" ]]; then
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continue
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fi
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connected+=("$name: $value")
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done < <($wgconns "$name")
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else
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available+=("$name")
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fi
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done < <($1)
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}
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function get_pia {
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if ! command -v piactl >/dev/null 2>&1; then
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return 1
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fi
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status=$(piactl get connectionstate)
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if [[ $status = "Connected" ]]; then
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connected+=("$(piactl get region): $(piactl get vpnip)")
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fi
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}
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function print_conns {
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local first="yes"
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local array_print="$1[@]"
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local array_print=("${!array_print}")
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if [[ $2 == "list" ]]; then
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for c in "${array_print[@]}"; do
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output="$1: $c"
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done
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else
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output=""
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for c in "${array_print[@]}"; do
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if [[ "$first" != "yes" ]]; then
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output+=" | "
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fi
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output+="$c"
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first="no"
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done
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fi
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if [[ "$printjson" == "yes" ]]; then
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print_as_json "$output"
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else
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echo "$output"
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fi
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}
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function array_contains {
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local array_has="$1[@]"
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local array_has=("${!array_has}")
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local element="$2"
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for e in "${array_has[@]}"; do
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if [[ "$e" == *"$element"* ]]; then
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echo "yes"
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return
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fi
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done
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echo "no"
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}
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if [[ $nargs == 0 ]] || [[ $printjson = "yes" ]]; then
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get_conns "$wgactive"
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get_pia
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print_conns connected
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elif [[ $showmenu == "yes" ]]; then
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get_conns "$wgconns"
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get_pia
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print_conns connected "list"
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print_conns available "list"
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elif [[ $dotoggle == "yes" ]]; then
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get_conns "$wgconns"
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get_pia
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if [[ "$(array_contains connected "$conn")" == "yes" ]]; then
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$nmclicmd down "$conn"
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elif [[ "$(array_contains available "$conn")" == "yes" ]]; then
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$nmclicmd up "$conn"
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else
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echo "err: connection not found"
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exit 1
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fi
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else
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echo "err: wrong args"
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exit 1
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fi
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