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#!/usr/bin/env bash
# Update Wireguard running configuration without restart
set -euo pipefail
select_interface() {
select interface in $(wg show interfaces); do
if [ -z "$interface" ]; then
exit 1
fi
echo "$interface"
return
done
}
main() {
if [[ $(/usr/bin/id -u) -ne 0 ]]; then
sudo "$(realpath "$0")" "$@"
exit
fi
local interface
if [ $# = 0 ]; then
interface=$(select_interface)
else
interface="$1"
fi
if [ -z "$interface" ]; then
echo "No wireguard interface."
exit 1
fi
wg syncconf "$interface" <(wg-quick strip "$interface")
}
main "$@"
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