以下是httpd的sysV服务管理脚本/etc/rc.d/init.d/httpd。
#!/bin/bash # # httpd Startup script for the Apache HTTP Server # # chkconfig: - 85 15 # description: The Apache HTTP Server is an efficient and extensible \ # server implementing the current HTTP standards. # ###################################################################### # 若httpd配置文件中指定了PidFile，则修改此脚本中的pidfile变量 # ###################################################################### . /etc/rc.d/init.d/functions if [ -f /etc/sysconfig/httpd ]; then . /etc/sysconfig/httpd fi # Start httpd in the C locale by default. HTTPD_LANG=${HTTPD_LANG-"C"} # This will prevent initlog from swallowing up a pass-phrase prompt if # mod_ssl needs a pass-phrase from the user. INITLOG_ARGS="" # Set HTTPD=/usr/sbin/httpd.worker in /etc/sysconfig/httpd to use a server # with the thread-based "worker" MPM; BE WARNED that some modules may not # work correctly with a thread-based MPM; notably PHP will refuse to start. # Path to the apachectl script, server binary, and short-form for messages. apachectl=/usr/local/apache/bin/apachectl httpd=/usr/local/apache/bin/apachectl prog=httpd pidfile=/usr/local/apache/logs/httpd.pid lockfile=/var/lock/subsys/httpd RETVAL=0 STOP_TIMEOUT=${STOP_TIMEOUT-10} config=/etc/apache/httpd.conf # The semantics of these two functions differ from the way apachectl does # things -- attempting to start while running is a failure, and shutdown # when not running is also a failure. So we just do it the way init scripts # are expected to behave here. start() { echo -n $"Starting $prog: " LANG=$HTTPD_LANG daemon --pidfile=${pidfile} $httpd -f $config $OPTIONS RETVAL=$? echo [ $RETVAL = 0 ] && touch ${lockfile} return $RETVAL } # When stopping httpd, a delay (of default 10 second) is required # before SIGKILLing the httpd parent; this gives enough time for the # httpd parent to SIGKILL any errant children. stop() { status -p ${pidfile} $httpd > /dev/null if [[ $? = 0 ]]; then echo -n $"Stopping $prog: " killproc -p ${pidfile} -d ${STOP_TIMEOUT} $httpd else echo -n $"Stopping $prog: " success fi RETVAL=$? echo [ $RETVAL = 0 ] && rm -f ${lockfile} ${pidfile} } reload() { echo -n $"Reloading $prog: " if ! LANG=$HTTPD_LANG $httpd $OPTIONS -t >&/dev/null; then RETVAL=6 echo $"not reloading due to configuration syntax error" failure $"not reloading $httpd due to configuration syntax error" else # Force LSB behaviour from killproc LSB=1 killproc -p ${pidfile} $httpd -HUP RETVAL=$? if [ $RETVAL -eq 7 ]; then failure $"httpd shutdown" fi fi echo } # See how we were called. case "$1" in start) start ;; stop) stop ;; status) status -p ${pidfile} $httpd RETVAL=$? ;; restart) stop start ;; condrestart|try-restart) if status -p ${pidfile} $httpd >&/dev/null; then stop start fi ;; force-reload|reload) reload ;; graceful|help|configtest|fullstatus) $apachectl $@ RETVAL=$? ;; *) echo $"Usage: $prog {start|stop|restart|condrestart|try-restart|force-reload|reload|status|fullstatus|graceful|help|configtest}" RETVAL=2 esac exit $RETVAL