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@rtgibbons rtgibbons/oc
Last active Jul 28, 2019

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Openconnect init script
#! /bin/bash
### BEGIN INIT INFO
# Provides: openconnect
# Required-Start: $local_fs $remote_fs $network
# Required-Stop: $local_fs $remote_fs $network
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Basic script to connect to a SSL VPN using Openconnect
### END INIT INFO
# Define PATH
PATH="/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"
# VPN Variables
HOST="https://##VPNURL##"
USER="##USERNAME##"
#PASS="PASSWORD"
#CERT="/my/cert.pem"
#KEY="/my/key.pem"
# Set pidfile
PIDFILE="/var/run/openconnect.pid"
function start() {
# Check if process is running. Exit in this case.
[ -f ${PIDFILE} ] && ps -p $(< ${PIDFILE}) &> /dev/null && \
echo "Openconnect is already running." && exit 0
# Must be root
[ ${UID} -ne 0 ] && echo "You must be root to run this script." && exit 1
# Connect
# For now if not on OSX ask for password on command prompt
if [[ $(uname) == "Darwin" ]]; then
VPN_PASS=$(osascript -e 'display dialog "RSA Password" default answer "" with title "OpenConnect VPN" with hidden answer' | awk -F'[:,]' '{print $4}')
else
stty -echo
printf "key and RSA password:"
read VPN_PASS
stty echo
printf "\n"
fi
openconnect -b --user=${USER} ${HOST} --pid-file=${PIDFILE} --syslog --passwd-on-stdin <<< ${VPN_PASS}
[ $? -ne 0 ] && echo "Openconnect failed to start!" && \
rm -f ${PIDFILE} && exit 1
}
function stop() {
if [ -f ${PIDFILE} ] && ps -p $(< ${PIDFILE}) &> /dev/null; then
# Pid exists, kill process and remove pidfile
[ ${UID} -ne 0 ] && echo "You must be root to run this script." && exit 1
kill $(< ${PIDFILE}) && rm -f ${PIDFILE}
else
echo "Openconnect is not running!"
fi
}
function status() {
if [ -f ${PIDFILE} ] && ps -p $(< ${PIDFILE}) &> /dev/null; then
echo "Openconnect is running."
runningtime=$(ps -p $(< ${PIDFILE}) -o etime=)
echo " IP: $(ifconfig | awk '/-->/{print $2}')"
echo " $(ifconfig | awk -F': ' '/^utun/{print $1}'): ${runningtime}"
else
[ -f ${PIDFILE} ] && rm -f ${PIDFILE}
echo "Openconnect is stopped."
exit 3
fi
}
case "$1" in
start)
start
;;
stop)
stop
;;
status)
status
;;
restart)
stop && start
;;
*)
echo "Usage: ${0##*/} (start|stop|status|restart)" && exit 0
;;
esac
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