openwrt-packages-dist/net/openfortivpn/files/openfortivpn-wrapper

#!/bin/sh

# This script wraps openfortivpn in order to obtain the password
# file from cmd and to daemonize

# $1 password file
# $2 is the config name
# $3... are passed to openconnect

test -z "$1" && exit 1

pwfile=$1; shift
config=$1; shift
killed=0

trap_with_arg() {
    func="$1" ; shift
    for sig ; do
        trap "$func $sig" "$sig"
    done
}

func_trap() {
    logger "openfortivpn-wrapper[$$]" "$config: sending signal ${1}"
    killed=1
    kill -${1} $child 2>/dev/null
}

trap_with_arg func_trap INT TERM KILL


start_time=$(date '+%s')
/usr/sbin/openfortivpn "$@" < $pwfile 2>/dev/null &
child=$!
wait $child || {
    [ "$killed" = 1 ] && exit 0
    current_time=$(date '+%s')
    elapsed=$(($current_time-$start_time))
    . /lib/netifd/netifd-proto.sh
    proto_notify_error "$config" "Failed to connect after $elapsed seconds."
    proto_block_restart "$config"
    exit 1
}