dotfiles/desktop/.config/waybar/modules/wireguard
Marty Oehme 2e0c992a54
wayland: Consolidate with mako into desktop module
Since the existing wayland module basically describes everything about
my 'desktop environment' setup already anyway, might as well rename it
accordingly. Additionally, mako is important for notifications in this
environment so it moves here as well.
2023-01-07 16:06:00 +01:00

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