A patched init script for vsftpd that will create PID files under /var/run/vsftpd. If you have a configuration file /etc/vsftpd/vsftpd-foo.conf, it will create the PID file /var/run/vsftpd/vsftpd-foo.pid

vsftpd.init

#!/bin/bash
#
# vsftpd      This shell script takes care of starting and stopping
#             standalone vsftpd. Customized to be used with CentOS 5.4
#             and Monit by creating PID files for each process
#
# chkconfig: - 60 50
# description: Vsftpd is a ftp daemon, which is the program \
#              that answers incoming ftp service requests.
# processname: vsftpd
# config: /etc/vsftpd/vsftpd.conf

# Source function library.
. /etc/rc.d/init.d/functions

# Source networking configuration.
. /etc/sysconfig/network

pidfileFromConf() {
    echo /var/run/vsftpd/`basename $1 .conf`.pid
}

pidFromConf() {
    ps auxf | grep -v grep | grep $1 | awk '{print $2}'
}

RETVAL=0
prog="vsftpd"

# Create the vsftpd pid folder if it doesn't exist            
[ -d /var/run/vsftpd ] || mkdir /var/run/vsftpd

start() {
        # Start daemons.
        [ -x /usr/sbin/vsftpd ] || exit 4

        CONFS=`ls /etc/vsftpd/*.conf 2>/dev/null`
        [ -z "$CONFS" ] && exit 6
        for i in $CONFS; do
            site=`basename $i .conf`
            echo -n $"Starting $prog for $site: "
            daemon /usr/sbin/vsftpd $i
            RETVAL=$?
            [ $RETVAL -eq 0 ] && touch /var/lock/subsys/$prog
            echo

            echo -n "Creating pidfile for $site: "
            echo `pidFromConf $i` > `pidfileFromConf $i`
            [ $? -eq 0 ] && success || failure
            echo
        done
        return $RETVAL
}

stop() {
        # Stop daemons.
        echo -n $"Shutting down $prog: "
        killproc $prog
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/$prog

        echo -n "Deleting pidfiles: "
        rm -f /var/run/vsftpd/*.pid
        [ $? -eq 0 ] && success || failure
        echo

        return $RETVAL
}

# See how we were called.
case "$1" in
  start)
        start
        ;;
  stop)
        stop
        ;;
  restart|reload)
        stop
        start
        RETVAL=$?
        ;;
  condrestart)
        if [ -f /var/lock/subsys/$prog ]; then
            stop
            start
            RETVAL=$?
        fi
        ;;
  status)
        status $prog
        RETVAL=$?
        ;;
  *)
        echo $"Usage: $0 {start|stop|restart|condrestart|status}"
        exit 2
esac

exit $RETVAL