Upstart_openvpn-autostart.conf

author "Mariusz Kaczmarczyk <mariusz@post.waw.pl>"
description "OpenVPN connections initiator - starts configured connections"
version "1.2"

start on runlevel [2345]

respawn

normal exit 0

console output

# defaults
env AUTOSTART=''
env CONFIG_DIR='/etc/openvpn'
env CONFIG_EXT='.conf'
env CONN_NAMES=''
env DEFAULTS_FILE='/etc/default/openvpn'

pre-start script
    # load global defaults file
    if [ -f "${DEFAULTS_FILE}" ]; then
        . "${DEFAULTS_FILE}"
    fi
    # list available connections to be run
    if [ "${AUTOSTART}" = '*' ]; then
        # list all connection files from the directory
        cd "${CONFIG_DIR}/"
        for T_FILE in $(ls -1 *"${CONFIG_EXT}"); do
            CONN_NAMES=${CONN_NAMES}\ "${T_FILE%${CONFIG_EXT}}"
        done
    else
        # assign list of named connections
        CONN_NAMES=${AUTOSTART}
    fi
    # emit starting event for listed connections
    for T_CONN_NAME in $CONN_NAMES; do
        initctl emit openvpn-init-connections CONN="${T_CONN_NAME}"
    done
end script

script
    # wait indefinitely to make Upstart happy and make job wait for stop command
    while true; do
        exec /bin/sleep 2147483647d
    done
end script

pre-stop script
    # this has to be in pre-stop phase, as should only be run on manual job stop and not on kill
    initctl emit openvpn-stop-connections
end script