honeyd

#!/bin/sh -e
#
### BEGIN INIT INFO
# Provides:          honeyd
# Required-Start:
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Service to simulate hosts and networks
# Description:       Daemon that provides a way to fully simulate 
#                    virtual hosts on a network and any type of 
#                    service running in those hosts.
### END INIT INFO
#
# /etc/init.d/honeyd
#
# Originally written by Miquel van Smoorenburg <[email protected]>.
# Modified for Debian GNU/Linux by Ian Murdock <[email protected]>.
# Modified for honeyd by Javier Fernandez-Sanguino <[email protected]> 


PATH=/bin:/usr/bin:/sbin:/usr/sbin
# Daemon locations
DAEMON=/usr/bin/honeyd
# Daemon names
NAME=honeyd
# Pidfiles
PIDFILE=/var/run/honeyd.pid
# Labels
LABEL="Honeyd daemon"
DEFAULT=/etc/default/honeyd
LOGDIR="/var/log/honeyd"
DAEMONLOG="$LOGDIR/daemon.log"
# time to wait for daemons death, in seconds
DODTIME=5
# Users to run the daemons as
DAEMONUSER=honeyd

# Defaults (should be changed in the 
# /etc/default/honeyd file, not here)
RUN="no"
OPTIONS=""
INTERFACE=""

# Note: You should not need to modify anything below this.
test -x $DAEMON || exit 0

. /lib/lsb/init-functions


if [ "$(id -u)" != "0" ]
then
  echo "You must be root to start, stop or restart \"$LABEL\"." >&2
  exit 1
fi

running_pid() {
# Check if a given process pid's cmdline matches a given name
    pid=$1
    name=$2
    [ -z "$pid" ] && return 1
    [ ! -d /proc/$pid ] &&  return 1
    cmd=`cat /proc/$pid/cmdline | tr "\000" "\n"|head -n 1 |cut -d : -f 1`
    # Is this the expected server
    [ "$cmd" != "$name" ] &&  return 1
    return 0
}

running() {
# Check if the process is running looking at /proc
# (works for all users)
    ret=1
    if [ -r "$PIDFILE" ] ; then
        pid=`cat $PIDFILE`
        running_pid $pid $DAEMON && ret=0
    else
# No pidfile (or not readable), probably no daemon present
        procname=`/bin/ps h -C $DAEMON -U $DAEMONUSER`
	[ -n "$procname" ] && ret=0
    fi
    return $ret
}

not_configured () {
        log_failure_msg "Not configured, will not be started"
        if [ "$1" != "stop" ]
        then
                log_failure_msg "Please configure the daemon, edit $DEFAULT and set the \"RUN\" variable"
        fi
        log_end_msg 1
        exit 1
}


# Read config (will override defaults)
# and check if it is configured
if [ -f "$DEFAULT" ] ; then
        . $DEFAULT
fi

trap "" 1
trap "" 15

# This is the network in which honeyd will work
DAEMONOPTS="-f /usr/share/honeyd/honeyd.conf -l $LOGDIR/honeyd.log"
DAEMONOPTS="$DAEMONOPTS -p /usr/share/honeyd/nmap.prints"
DAEMONOPTS="$DAEMONOPTS -a /usr/share/honeyd/nmap.assoc"
DAEMONOPTS="$DAEMONOPTS -0 /usr/share/honeyd/pf.os"
DAEMONOPTS="$DAEMONOPTS -x /usr/share/honeyd/xprobe2.conf"
# Does the user exist?
if getent passwd | grep -q "^$DAEMONUSER:"; then
        DAEMONUID=`getent passwd |grep "^$DAEMONUSER:" | awk -F : '{print $3}'`
        DAEMONGID=`getent passwd |grep "^$DAEMONUSER:" | awk -F : '{print $4}'`
	DAEMONOPTS="$DAEMONOPTS -u $DAEMONUID -g $DAEMONGID"
fi

if [ -z "$DAEMONUID" ] ; then
    log_failure_msg "The user $DAEMONUSER, required to run $NAME does not exist."
    exit 1
fi

# Extra options (given by the user in /etc/default files)
DAEMONOPTS="$DAEMONOPTS $OPTIONS"

# Have we defined an interface?
if [ "x$INTERFACE" != "x" ];
then
	INTERFACE="-i $INTERFACE"
fi


start()
{
    if [ "x$RUN" != "xyes" ] ; then
        not_configured
    fi
    date=`date -R`
    echo "$date - Starting honeyd" >>$LOGDIR/daemon.log
    start-stop-daemon --quiet --start --pidfile "$PIDFILE" \
        --exec $DAEMON --chdir /usr/share/honeyd/ \
    	-- $DAEMONOPTS $INTERFACE $NETWORK >>$LOGDIR/daemon.log 2>&1
}

stop()
{
    date=`date -R`
    echo "$date - Stopping honeyd" >>$LOGDIR/daemon.log
    start-stop-daemon --quiet --stop --pidfile $PIDFILE --oknodo \
    	--exec $DAEMON >>$DAEMONLOG 2>&1
}

case "$1" in
  start)
    log_daemon_msg "Starting $LABEL" "$NAME"
    if running ; then
        log_progress_msg "apparently already running"
        log_end_msg 0
        exit 0
    else
        start
        if running ; then
            log_end_msg 0
        else
    	    log_failure_msg "ERROR while starting please check $DAEMONLOG"
            log_end_msg 1
        fi
    fi
    ;;
  stop)
    log_daemon_msg "Stopping $LABEL" "$NAME"
    if running ; then
        stop
        log_end_msg $?
    else 
        log_progress_msg "apparently not running"
        log_end_msg 0
        exit 0
    fi
    ;;
  restart)
    log_daemon_msg "Restarting $LABEL" "$NAME"
    if running ; then
        stop
        [ -n "$DODTIME" ] && sleep "$DODTIME"s
    fi
    if running ; then
    	    log_failure_msg "Daemon did not stop (please check $DAEMONLOG)."
            exit 1
    else
        start
        if running ; then
            log_end_msg 0
            exit 0
        else
    	    log_failure_msg "ERROR while starting please check $DAEMONLOG"
            log_end_msg 1
        fi
    fi
    ;;
  status)
    log_daemon_msg "Checking status of $LABEL" "$NAME"
    if [ "x$RUN" != "xyes" ] ; then
         log_progress_msg "not configured"
         log_end_msg 1
         exit 1
    fi
    if running ; then
         log_end_msg 0
    else
         log_progress_msg "apparently not running"
         log_end_msg 1
         exit 1
    fi
    ;;
  reload|force-reload)
    log_daemon_msg "Reloading $LABEL" "$NAME"
    if [ "x$RUN" != "xyes" ] ; then
        not_configured
    fi
    if running ; then
	start-stop-daemon --stop --pidfile $PIDFILE --signal 1 --exec $DAEMON
	if running ; then
            log_end_msg 0
	 else
            log_progress_msg "did not reload properly, check $ERRORLOG"
            log_end_msg 1
            exit 1
	 fi
    else
      log_progress_msg "Cannot reload as it is not running"
      log_end_msg 1
      exit 1
    fi
    ;;
  *)
    N=/etc/init.d/$NAME
    echo "Usage: $N {start|stop|restart|reload|status}"
    exit 1
    ;;
esac

exit 0