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#!/usr/bin/sh
get_service() {
systemctl --type=service | grep openvpn-client@nordvpn | awk '{print $1}'
}
run_ping() {
remote=$(grep -E '^remote [0-9.]+ [0-9]+$' $1 | cut -d ' ' -f 2)
test ! -z "$remote" || exit 1
bin=$(which ping)
test $? -eq 0 || echo "ping not found, please install iputils"
$bin -c 4 -A $remote | tail -n 1 | cut -d / -f 5
}
command=$1
shift
case $command in
list)
find /etc/openvpn/client/ -type l -name "nordvpn_*${1}*.conf" \
| xargs -L1 basename \
| cut -d _ -f 2 \
| cut -d . -f 1 \
| sort -g
;;
ping)
file=/etc/openvpn/client/nordvpn_${1}.conf
test -f "$file" || exit 1
run_ping $file
;;
rank)
tmp=$(mktemp)
for f in $(find /etc/openvpn/client/ -type l -name "nordvpn_*${1}*.conf")
do
echo $(basename $f .conf | cut -d _ -f 2) $(run_ping $f) >> $tmp
done
sort -k 2 -n $tmp
rm -f $tmp
;;
status)
service=$(get_service)
test -z "$service" || systemctl status $service
;;
start)
service=$(get_service)
test -z "$service" || $0 stop
systemctl $command openvpn-client@nordvpn_${1}
;;
stop|restart)
service=$(get_service)
test -z "$service" || systemctl $command $service
;;
*)
echo "usage: $(basename $0) command [options]"
echo
echo "Available commands:"
echo " list [server_name_pattern]"
echo " List available servers."
echo " ping server_name"
echo " Show round trip latency"
echo " rank [server_name_pattern]"
echo " Ping all servers matching pattern and rank them"
echo " status"
echo " Show current systemd service status, if any."
echo " start|stop|restart server_name"
echo " Start, stop or restart systemd service for specified server."
;;
esac
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