#!/bin/sh

### BEGIN INIT INFO
# Provides:          pptpd
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      1
# Short-Description: pptpd
# Description:       PoPToP Point to Point Tunneling Server
### END INIT INFO

PATH=/sbin:/usr/sbin:/bin:/usr/bin
description='PoPToP Point to Point Tunneling Server'
name=pptpd
daemon="/usr/sbin/$name"
DAEMON_OPTS=''
pid_file='/var/run/pptpd.pid'
script_name="/etc/init.d/$name"

[ -x "$daemon" ] || exit 0

# shellcheck source=debian/pptpd.default
[ -r "/etc/default/$name" ] && . "/etc/default/$name"

. /lib/init/vars.sh

. /lib/lsb/init-functions

do_start() {
    start-stop-daemon --start --quiet \
        --pidfile "$pid_file" --exec "$daemon" --test >/dev/null ||
        return 1
    # shellcheck disable=SC2086 # We have to trust the default file
    start-stop-daemon --start --quiet \
        --pidfile "$pid_file" --exec "$daemon" -- $DAEMON_OPTS ||
        return 2
}

do_stop() {
    local retval

    [ -f "$pid_file" ] || return 1
    start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 \
        --pidfile "$pid_file" --name "$name"
    retval="$?"
    [ "$retval" = 2 ] && return 2
    start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 \
        --exec "$daemon"
    [ "$?" = 2 ] && return 2
    # Many daemons don't delete their pidfiles when they exit.
    rm -f "$pid_file"
    return "$retval"
}

case "$1" in
    start)
        [ "$VERBOSE" != 'no' ] && log_daemon_msg "Starting $description" "$name"
        do_start
        case "$?" in
            0 | 1)
                [ "$VERBOSE" != 'no' ] && log_end_msg 0
                ;;
            2)
                [ "$VERBOSE" != 'no' ] && log_end_msg 1
                ;;
        esac
        ;;
    stop)
        [ "$VERBOSE" != 'no' ] && log_daemon_msg "Stopping $description" "$name"
        do_stop
        case "$?" in
            0 | 1)
                [ "$VERBOSE" != 'no' ] && log_end_msg 0
                ;;
            2)
                [ "$VERBOSE" != 'no' ] && log_end_msg 1
                ;;
        esac
        ;;
    status)
        status_of_proc -p "$pid_file" "$daemon" "$name" && exit 0 || exit $?
        ;;
    restart | force-reload)
        log_daemon_msg "Restarting $description" "$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: $script_name {start|stop|status|restart|force-reload}" >&2
        exit 3
        ;;
esac

exit 0