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rc.apache2
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324
rc.apache2
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#!/bin/sh
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#
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# Copyright (c) 1996, 1997, 1998 S.u.S.E. GmbH
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# Copyright (c) 1998, 1999, 2000, 2001 SuSE GmbH
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# Copyright (c) 2002, 2003 SuSE Linux AG
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#
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# Authors: Rolf Haberrecker <rolf@suse.de>, 2001
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# Peter Poeml <poeml@suse.de>, 2002, 2003, 2004, 2005
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#
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#
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# /etc/init.d/apache2
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#
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### BEGIN INIT INFO
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# Provides: apache2 httpd2
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# Required-Start: $local_fs $remote_fs $network
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# X-UnitedLinux-Should-Start: $named $time postgresql sendmail mysql ypclient dhcp radiusd
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# Required-Stop: $local_fs $remote_fs $network
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# X-UnitedLinux-Should-Stop:
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# Default-Start: 3 5
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# Default-Stop: 0 1 2 6
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# Short-Description: Apache 2.2 httpd
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# Description: Start the httpd daemon Apache
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### END INIT INFO
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pname=apache2
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: ${sysconfdir:=/etc/$pname}
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: ${apache_link:=/usr/sbin/httpd2}
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: ${sysconfig_apache:=/etc/sysconfig/$pname}
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: ${pidfile:=/var/run/httpd2.pid}
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: ${logdir:=/var/log/$pname}
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: ${homedir:=/var/lib/$pname}
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#
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# load the configuration
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#
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test -s /etc/rc.status && . /etc/rc.status && rc_reset
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. /usr/share/$pname/load_configuration
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export ${!APACHE_*}
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httpd_conf=${APACHE_HTTPD_CONF:-$sysconfdir/httpd.conf}
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apache_bin=$(/usr/share/$pname/find_mpm 2>/dev/null)
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test -L $apache_link && apache_bin=$(readlink $apache_link)
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if [ -z "$APACHE_MPM" ]; then
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APACHE_MPM=${apache_bin##*-}
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fi
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if ! [ -x $apache_bin ]; then
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echo >&2 ${warn}$apache_bin-$APACHE_MPM is not a valid httpd2 binary.
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echo >&2 Check your APACHE_MPM setting in /etc/sysconfig/$pname. $norm
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rc_failed 5
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rc_status -v1
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rc_exit
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fi
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# a proper home should be set, otherwise the server might end up
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# with HOME=/root and some script might try to use that
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HOME=$homedir
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get_server_flags()
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{
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unset server_flags
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case "$action" in startssl) server_flags="-DSSL";; esac
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for i in $APACHE_SERVER_FLAGS; do
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case $i in
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-D) ;;
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-D*) server_flags="$server_flags $i";;
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*) server_flags="$server_flags -D$i";;
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esac
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done
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}
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action="$1"
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case "$action" in
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stop|try-restart|*status*|probe)
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;;
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*)
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shift; get_server_flags
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${get_module_list_done:=false} || /usr/share/$pname/get_module_list && export get_module_list_done=true
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${get_includes:=false} || /usr/share/$pname/get_includes && export get_includes_done=true
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;;
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esac
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#
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# main part
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#
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case "$action" in
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start*)
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if [ -e $pidfile ]; then
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$0 status &>/dev/null
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ret=$?
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if [ $ret = 1 ]; then
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echo "Warning: found stale pidfile (unclean shutdown?)"
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elif [ $ret = 0 ]; then
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echo "Apache is already running ($pidfile)"
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rc_failed $ret
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rc_status -v1
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rc_exit
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fi
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fi
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echo -n "Starting httpd2 (${APACHE_MPM:-${apache_bin#*-}}) "
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cmdline=$(echo $apache_bin -f $httpd_conf $server_flags "$@")
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if eval $cmdline -t > $logdir/rc$pname.out 2>&1 ; then
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export -n ${!APACHE_*}
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eval startproc -f -t ${APACHE_START_TIMEOUT:-2} $cmdline
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ret=$?
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if test -t 1 && stty -a 2>/dev/null | grep -q -- -echo\ ; then
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# this means that apache was still waiting for a passphrase to be entered
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stty echo 2>/dev/null
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echo;echo
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echo >&2 An SSL passphrase has not been entered within ${APACHE_START_TIMEOUT:-<not set>} seconds.
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echo >&2 To increase this timeout, adjust APACHE_START_TIMEOUT in $sysconfig_apache .
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# this surely means that apache won't start, despite it looked good to startproc
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killall $apache_bin
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echo >&2 "Trying to start the server without SSL (-D NOSSL)."
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$0 start "$@" -D NOSSL
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# rc_failed 1
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# rc_status -v1
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# rc_exit
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else
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rc_failed $ret
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rc_status -v
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fi
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else
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if [ "$link" = "$base" ] ; then
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cat $logdir/rc$pname.out
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echo >&2
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echo >&2 The command line was:
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echo >&2 $cmdline
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echo >&2
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else
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echo -e -n "\nsee $logdir/rc$pname.out for details\n";
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fi
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rc_failed 1
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rc_status -v1
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fi
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;;
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stop)
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echo -n "Shutting down httpd2 "
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if [ ! -f $pidfile -a -f $pidfile.rpmsave ]; then mv $pidfile.rpmsave $pidfile; fi
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if ! [ -f $pidfile ]; then
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echo -n "(not running)"
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else
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pid=$(<$pidfile)
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kill -TERM $pid 2>/dev/null
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case $? in
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1) echo -n "(not running)";;
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0) # wait until the processes are gone (the parent is the last one)
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echo -n "(waiting for all children to terminate) "
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for ((wait=0; wait<120; wait++)); do
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if test -f $pidfile; then
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usleep 500000
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continue
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fi
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if ! test -f /proc/$pid/exe; then
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break
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fi
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if test "$(readlink /proc/$pid/exe 2>/dev/null)" = $apache_bin; then
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usleep 500000
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else
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break
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fi
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done
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;;
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esac
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fi
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rc_status -v
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;;
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try-restart)
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## Do a restart only if the service was active before.
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## Note: try-restart is now part of LSB (as of 1.9).
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## RH has a similar command named condrestart.
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$0 status
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if test $? = 0; then
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$0 restart
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else
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rc_reset # Not running is not a failure.
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fi
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# Remember status and be quiet
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rc_status
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;;
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restart)
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$0 configtest "$@" || { rc_failed $?; rc_exit; }
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if $0 status &>/dev/null; then
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$0 stop
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fi
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$0 start "$@"
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# Remember status and be quiet
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rc_status
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;;
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restart-hup)
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$0 configtest "$@" || { rc_failed $?; rc_exit; }
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if $0 status &>/dev/null; then
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echo -n "Restarting httpd2 (SIGHUP)"
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kill -HUP $(<$pidfile) || return=$rc_failed
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else
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$0 start "$@"
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fi
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# Remember status and be quiet
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rc_status -v
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;;
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reload|force-reload|graceful)
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echo -n "Reload httpd2 (graceful restart)"
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cmdline=$(echo $apache_bin -f $httpd_conf $server_flags "$@")
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if eval $cmdline -t &> $logdir/rc$pname.out; then
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killproc -USR1 $apache_bin || return=$rc_failed
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rc_status -v
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else
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if [ "$link" = "$base" ] ; then
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echo -e -n "\n\n"
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cat $logdir/rc$pname.out
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echo >&2
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echo >&2 The command line was:
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echo >&2 $cmdline
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echo >&2
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else
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echo -e -n "\nsee $logdir/rc$pname.out for details\n";
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fi
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rc_failed 6
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rc_status -v1
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fi
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;;
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status)
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if [ ! -f $pidfile -a -f $pidfile.rpmsave ]; then mv $pidfile.rpmsave $pidfile; fi
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echo -n "Checking for httpd2: "
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# we don't use checkproc here since it is confused when we exchange the binaries
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if ! [ -f $pidfile ]; then
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# not running
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rc_failed 3
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elif [ -s $pidfile -a -d /proc/$(<$pidfile) ]; then
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# running
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:
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else
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# stale pid file
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rc_failed 1
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#rm -f $pidfile
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fi
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rc_status -v
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;;
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probe)
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## Optional: Probe for the necessity of a reload,
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## give out the argument which is required for a reload.
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for i in $httpd_conf \
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$APACHE_CONF_INCLUDE_FILES \
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$APACHE_CONF_INCLUDE_DIRS
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do
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if [ $i -nt $pidfile ]; then
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echo reload
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break
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fi
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done
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;;
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conf*|test|syntax|check)
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cmdline=$(echo $apache_bin -f $httpd_conf $server_flags "$@")
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eval $cmdline -t
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rc_failed $?
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rc_exit
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;;
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extr*)
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cmdline=$(echo $apache_bin -f $httpd_conf $server_flags "$@")
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out=$(su - nobody -c "$cmdline" 2>&1)
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case $out in
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*make_sock:\ could\ not\ bind\ to\ address*) echo Syntax: OK; rc_failed=0;;
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*) echo Syntax: NOT OK:; echo $out; rc_failed=1;;
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esac
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rc_exit
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;;
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server-status)
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apache2ctl status
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;;
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full-server-status|fullstatus)
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apache2ctl fullstatus
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;;
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*)
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cat >&2 <<-EOF
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Usage: $0 <command> <server flags>
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where <command> is one of:
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start - start httpd
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startssl - start httpd with -DSSL
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stop - stop httpd (sendign SIGTERM to parent)
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try-restart - stop httpd and if this succeeds (i.e. if
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it was running before), start it again.
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status - check whether httpd is running
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restart - stop httpd if running; start httpd
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reload|graceful - do a graceful restart by sending a SIGUSR1 or
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start if not running
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configtest - do a configuration syntax test
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extreme-configtest - try to run httpd as nobody (detects more errors
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by actually loading the configuration, but cannot
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read SSL certificates)
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probe - probe for the necessity of a reload, give
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out the argument which is required for a reload.
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(by comparing conf files with pidfile timestamp)
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full-server-status - dump a full status screen; requires lynx or w3m
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and mod_status enabled
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server-status - dump a short status screen; requires lynx or w3m
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and mod_status enabled
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help - this screen
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optional server flags are passed through to httpd.
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EOF
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exit 1
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esac
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# Inform the caller not only verbosely and set an exit status.
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rc_exit
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