shell服务例子(2)

zabbix   23698 23693  0 Mar05 ?        00:03:48 /opt/App/zabbix/sbin/zabbix_agentd
[root@DB01 ~]# 
[root@DB01 ~]# 
[root@DB01 ~]# cat /etc/init.d/dnsmasq 
#!/bin/sh
#
# Startup script for the DNS caching server
#
# chkconfig: - 49 50
# description: This script starts your DNS caching server
# processname: dnsmasq
# pidfile: /var/run/dnsmasq.pid

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

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

# Check that networking is up.
[ ${NETWORKING} = "no" ] && exit 0

dnsmasq=/usr/sbin/dnsmasq
[ -f $dnsmasq ] || exit 0

DOMAIN_SUFFIX=`dnsdomainname`
if [ ! -z "${DOMAIN_SUFFIX}" ]; then
  OPTIONS="-s $DOMAIN_SUFFIX"
fi

RETVAL=0

# See how we were called.
case "$1" in
  start)
        if [ $UID -ne 0 ] ; then
            echo "User has insufficient privilege."
            exit 4
        fi
        echo -n "Starting dnsmasq: "
        daemon $dnsmasq $OPTIONS
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && touch /var/lock/subsys/dnsmasq
        ;;
  stop)
        if test "x`pidof dnsmasq`" != x; then
            echo -n "Shutting down dnsmasq: "
            killproc dnsmasq
        fi
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ] && rm -f /var/lock/subsys/dnsmasq /var/run/dnsmasq.pid
        ;;
  status)
        status dnsmasq
        RETVAL=$?
        ;;
  reload)
        echo -n "Reloading dnsmasq: "
        killproc dnsmasq -HUP
        RETVAL=$?
        echo
        ;;
  force-reload)
        # new configuration takes effect only after restart
        $0 stop
        $0 start
        RETVAL=$?
        ;;
  restart)
        $0 stop
        $0 start
        RETVAL=$?
        ;;
  condrestart)
            if test "x`/sbin/pidof dnsmasq`" != x; then
                $0 stop
                $0 start
                RETVAL=$?
            fi
            ;;
  *)
        echo "Usage: $0 {start|stop|restart|reload|condrestart|status}"
        exit 2
esac

exit $RETVAL