Base service deb template

gistfile1.sh

#! /bin/bash
### BEGIN INIT INFO
# Provides:          xvfbd
# Required-Start:    $local_fs $remote_fs $network $syslog
# Required-Stop:     $local_fs $remote_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: X Virtual Framebuffer
# Description:       X Virtual Framebuffer
### END INIT INFO

# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh

# Define LSB log_* functions.
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
# and status_of_proc is working.
. /lib/lsb/init-functions

DISPLAY=":99"

NAME="xvfbd"
BIN="/usr/bin/Xvfb"
OPTIONS="${DISPLAY} -ac -screen 0 1280x1024x24 -nolisten tcp"
LOG_PATH="/var/log/${NAME}"
PID_FILE="/var/run/${NAME}.pid"

# Include the default user configuration if exists
[ -r /etc/default/${NAME} ] && . /etc/default/${NAME}

if [[ ! -d "${LOG_PATH}" ]]; then
    mkdir -p "${LOG_PATH}"
fi

do_start() {
    start-stop-daemon --start --quiet --make-pidfile --pidfile ${PID_FILE} --background --exec ${BIN} -- ${OPTIONS}
    RETVAL="$?"
    return "$RETVAL"
}

do_stop() {
    start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile ${PID_FILE} --name Xvfb
    RETVAL="$?"
    rm -f ${PID_FILE}
    return "$RETVAL"
}

case "$1" in
    start)
        log_daemon_msg "Starting ${NAME}: "
        do_start
        case "$?" in
            0|1) log_end_msg 0 ;;
            2) log_end_msg 1 ;;
        esac
        ;;
    stop)
        log_daemon_msg "Stopping ${NAME}: "
        do_stop
        case "$?" in
            0|1) log_end_msg 0 ;;
            2) log_end_msg 1 ;;
        esac
        ;;
    restart)
        log_daemon_msg "Restarting ${NAME}: "
        do_stop
        case "$?" in
            0|1)
                do_start
                case "$?" in
                    0) log_end_msg 0 ;;
                    1) log_end_msg 1 ;; # Old process is still running
                    *) log_end_msg 1 ;; # Failed to start
                esac
                ;;
            *)
                # Failed to stop
                log_end_msg 1
            ;;
        esac
        ;;
    *)
        echo "Usage: ${NAME} {start|stop|restart}" >&2
        exit 3
        ;;
esac

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