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Viewing changes to debian/apache2.2-common.apache2.init

  • Committer: Bazaar Package Importer
  • Author(s): Chuck Short
  • Date: 2010-05-05 01:28:04 UTC
  • mfrom: (14.3.15 sid)
  • Revision ID: james.westby@ubuntu.com-20100505012804-vbouq0xs3tu2vvij
Tags: 2.2.15-5ubuntu1
https://launchpad.net/bugs/456381
* Merge from debian unstable.  Remaining changes:
  - debian/{control, rules}: Enable PIE hardening.
  - debian/{control, rules, apache2.2-common.ufw.profile}: Add ufw profiles.
  - debian/control: Add bzr tag and point it to our tree.
  - debian/apache2-2.common.apache2.init: Add graceful restart (LP: #456381)
  + Dropped:
    - debian/patches/206-fix-potential-memory-leaks.dpatch: No longer needed.
    - debian/patches/206-report-max-client-mpm-worker.dpatch: No longer needed.
    - debian/config-dir/apache2.conf: Merged back from debian.
    - mod-reqtimeout functionality: Merge back from debian.
    - debian/patches/204_CVE-2010-0408.dpatch: No longer needed.
    - debian/patches/205_CVE-2010-0434.dpatch: No longer needed.
    - debian/patches/203_fix-ab-segfault.dpatch: No longer needed.

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debian/apache2.2-common.apache2.init
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#!/bin/sh -e
 
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#!/bin/sh
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### BEGIN INIT INFO
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# Provides:          apache2
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# Required-Start:    $local_fs $remote_fs $network $syslog
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# X-Interactive:     true
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# Short-Description: Start/stop apache2 web server
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### END INIT INFO
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#
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# apache2               This init.d script is used to start apache2.
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#                       It basically just calls apache2ctl.
 
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set -e
 
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if [ -n "$APACHE_CONFDIR" ] ; then
 
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        if [ "${APACHE_CONFDIR##/etc/apache2-}" != "$APACHE_CONFDIR}" ] ; then
 
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                DIR_SUFFIX="${APACHE_CONFDIR##/etc/apache2-}"
 
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        else
 
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                DIR_SUFFIX=
 
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        fi
 
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elif [ "${0##*/apache2-}" != "$0" ] ; then
 
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        DIR_SUFFIX="-${0##*/apache2-}"
 
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        APACHE_CONFDIR=/etc/apache2$DIR_SUFFIX
 
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else
 
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        DIR_SUFFIX=
 
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        APACHE_CONFDIR=/etc/apache2
 
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fi
 
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if [ -z "$APACHE_ENVVARS" ] ; then
 
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        APACHE_ENVVARS=$APACHE_CONFDIR/envvars
 
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fi
 
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export APACHE_CONFDIR APACHE_ENVVARS
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ENV="env -i LANG=C PATH=/usr/local/bin:/usr/bin:/bin"
 
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if [ "$APACHE_CONFDIR" != /etc/apache2 ] ; then
 
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        ENV="$ENV APACHE_CONFDIR=$APACHE_CONFDIR"
 
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fi
 
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if [ "$APACHE_ENVVARS" != "$APACHE_CONFDIR/envvars" ] ; then
 
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        ENV="$ENV APACHE_ENVVARS=$APACHE_ENVVARS"
 
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fi
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#[ $(ls -1 /etc/apache2/sites-enabled/ | wc -l | sed -e 's/ *//;') -eq 0 ] && \
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#echo "You haven't enabled any sites yet, so I'm not starting apache2." && \
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#echo "To add and enable a host, use addhost and enhost." && exit 0
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#edit /etc/default/apache2 to change this.
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HTCACHECLEAN_RUN=auto
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HTCACHECLEAN_MODE=daemon
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HTCACHECLEAN_SIZE=300M
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HTCACHECLEAN_DAEMON_INTERVAL=120
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HTCACHECLEAN_PATH=/var/cache/apache2/mod_disk_cache
 
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HTCACHECLEAN_PATH=/var/cache/apache2$DIR_SUFFIX/mod_disk_cache
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HTCACHECLEAN_OPTIONS=""
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set -e
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if [ -x /usr/sbin/apache2 ] ; then
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        HAVE_APACHE2=1
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else
 
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APACHE_HTTPD=$(. $APACHE_ENVVARS && echo $APACHE_HTTPD)
 
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if [ -z "$APACHE_HTTPD" ] ; then
 
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        APACHE_HTTPD=/usr/sbin/apache2
 
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fi
 
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if [ ! -x $APACHE_HTTPD ] ; then
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        echo "No apache MPM package installed"
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        exit 0
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fi
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. /lib/lsb/init-functions
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test -f /etc/default/rcS && . /etc/default/rcS
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test -f /etc/default/apache2 && . /etc/default/apache2
 
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if [ -f /etc/default/apache2$DIR_SUFFIX ] ; then
 
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        . /etc/default/apache2$DIR_SUFFIX
 
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elif [ -f /etc/default/apache2 ] ; then
 
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        . /etc/default/apache2
 
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fi
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APACHE2CTL="$ENV /usr/sbin/apache2ctl"
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HTCACHECLEAN="$ENV /usr/sbin/htcacheclean"
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PIDFILE=$(. /etc/apache2/envvars && echo $APACHE_PID_FILE)
 
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PIDFILE=$(. $APACHE_ENVVARS && echo $APACHE_PID_FILE)
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if [ -z "$PIDFILE" ] ; then
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        echo ERROR: APACHE_PID_FILE needs to be defined in /etc/apache2/envvars >&2
 
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        echo ERROR: APACHE_PID_FILE needs to be defined in $APACHE_ENVVARS >&2
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        exit 2
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fi
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        [ "$HTCACHECLEAN_RUN"  = "yes"    ] && return 0
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        MODSDIR=$(. $APACHE_ENVVARS && echo $APACHE_MODS_ENABLED)
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        [ "$HTCACHECLEAN_RUN"  = "auto" \
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          -a -e /etc/apache2/mods-enabled/disk_cache.load ] && return 0
 
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          -a -e ${MODSDIR:-$APACHE_CONFDIR/mods-enabled}/disk_cache.load ] && \
 
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                return 0
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        return 1
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}
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start_htcacheclean() {
 
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        if [ ! -d "$HTCACHECLEAN_PATH" ] ; then
 
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                echo "... directory $HTCACHECLEAN_PATH does not exist!" >&2
 
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                return 1
 
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        fi      
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        $HTCACHECLEAN $HTCACHECLEAN_OPTIONS -d$HTCACHECLEAN_DAEMON_INTERVAL \
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                        -i -p$HTCACHECLEAN_PATH -l$HTCACHECLEAN_SIZE
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}
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stop_htcacheclean() {
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        pkill htcacheclean 2> /dev/null || echo ...not running
 
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        pkill -P 1 -f "htcacheclean.*\\<-p$HTCACHECLEAN_PATH\\>" 2> /dev/null || echo ...not running
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}
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pidof_apache() {
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        # if there is actually an apache2 process whose pid is in PIDFILE,
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        # print it and return 0.
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        if [ -e "$PIDFILE" ]; then
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                if pidof apache2 | tr ' ' '\n' | grep $(cat $PIDFILE); then
 
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                if pidof apache2 | tr ' ' '\n' | grep -w $(cat $PIDFILE); then
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                        return 0
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                fi
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        fi
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                PID=$(pidof_apache) || true
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                if [ "${PID}" ]; then
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                        # in this case it is everything nice and dandy
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                        # and we kill apache2
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                        log_warning_msg "We failed to correctly shutdown apache, so we're now killing all running apache processes. This is almost certainly suboptimal, so please make sure your system is working as you'd expect now!"
 
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                        # in this case it is everything nice and dandy and we kill apache2
 
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                        echo
 
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                        log_warning_msg "The apache2$DIR_SUFFIX configtest failed, so we are trying to kill it manually. This is almost certainly suboptimal, so please make sure your system is working as you'd expect now!"
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                        kill $PID
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                elif [ "$(pidof apache2)" ]; then
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                        if [ "$VERBOSE" != no ]; then
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                        log_end_msg 1
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                fi
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        ;;
 
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        graceful-stop)
 
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                if check_htcacheclean ; then
 
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                        log_daemon_msg "Stopping web server" "htcacheclean"
 
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                        stop_htcacheclean
 
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                        log_progress_msg "apache2"
 
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                else
 
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                        log_daemon_msg "Stopping web server" "apache2"
 
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                fi
 
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                if $APACHE2CTL graceful-stop; then
 
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                        log_end_msg 0
 
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                else
 
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                        log_end_msg 1
 
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                fi
 
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        ;;
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        graceful | reload | force-reload)
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                if ! $APACHE2CTL configtest > /dev/null 2>&1; then
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                    $APACHE2CTL configtest || true
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                fi
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        ;;
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        restart)
 
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                if ! $APACHE2CTL configtest > /dev/null 2>&1; then
 
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                    $APACHE2CTL configtest || true
 
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                    log_end_msg 1
 
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                    exit 1
 
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                fi
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                if check_htcacheclean ; then
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                        log_daemon_msg "Restarting web server" "htcacheclean"
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                        stop_htcacheclean
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        status)
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                PID=$(pidof_apache) || true
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                if [ -n "$PID" ]; then
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                        echo "Apache is running (pid $PID)."
 
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                        echo "Apache2$DIR_SUFFIX is running (pid $PID)."
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                        exit 0
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                else
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                        echo "Apache is NOT running."
 
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                        echo "Apache2$DIR_SUFFIX is NOT running."
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                        exit 1
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                fi
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        ;;
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        *)
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                log_success_msg "Usage: /etc/init.d/apache2 {start|stop|restart|reload|force-reload|start-htcacheclean|stop-htcacheclean|status}"
 
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                log_success_msg "Usage: /etc/init.d/apache2$DIR_SUFFIX {start|stop|graceful-stop|restart|reload|force-reload|start-htcacheclean|stop-htcacheclean|status}"
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                exit 1
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        ;;
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esac