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#!/bin/sh -e
### BEGIN INIT INFO
# Provides: apache2
# Required-Start: $local_fs $remote_fs $network $syslog
# Required-Stop: $local_fs $remote_fs $network $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
### END INIT INFO
#
# apache2 This init.d script is used to start apache2.
# It basically just calls apache2ctl.
ENV="env -i LANG=C PATH=/usr/local/bin:/usr/bin:/bin"
#[ `ls -1 /etc/apache2/sites-enabled/ | wc -l | sed -e 's/ *//;'` -eq 0 ] && \
#echo "You haven't enabled any sites yet, so I'm not starting apache2." && \
#echo "To add and enable a host, use addhost and enhost." && exit 0
#edit /etc/default/apache2 to change this.
HTCACHECLEAN_RUN=auto
HTCACHECLEAN_MODE=daemon
HTCACHECLEAN_SIZE=300M
HTCACHECLEAN_DAEMON_INTERVAL=120
HTCACHECLEAN_PATH=/var/cache/apache2/mod_disk_cache
HTCACHECLEAN_OPTIONS=""
set -e
if [ -x /usr/sbin/apache2 ] ; then
HAVE_APACHE2=1
else
echo "No apache MPM package installed"
exit 0
fi
. /lib/lsb/init-functions
test -f /etc/default/rcS && . /etc/default/rcS
test -f /etc/default/apache2 && . /etc/default/apache2
APACHE2CTL="$ENV /usr/sbin/apache2ctl"
HTCACHECLEAN="$ENV /usr/sbin/htcacheclean"
check_htcacheclean() {
[ "$HTCACHECLEAN_MODE" = "daemon" ] || return 1
[ "$HTCACHECLEAN_RUN" = "yes" ] && return 0
[ "$HTCACHECLEAN_RUN" = "auto" \
-a -e /etc/apache2/mods-enabled/disk_cache.load ] && return 0
return 1
}
start_htcacheclean() {
$HTCACHECLEAN $HTCACHECLEAN_OPTIONS -d$HTCACHECLEAN_DAEMON_INTERVAL \
-i -p$HTCACHECLEAN_PATH -l$HTCACHECLEAN_SIZE
}
stop_htcacheclean() {
killall htcacheclean 2> /dev/null || echo ...not running
}
pidof_apache() {
# if pidof is null for some reasons the script exits automagically
# classified as good/unknown feature
PIDS=`pidof apache2` || true
# let's try to find the pid file
# apache2 allows more than PidFile entry
# most simple way is to check all of them
PIDS2=""
for PFILE in `grep ^PidFile /etc/apache2/* -r | awk '{print $2}'`; do
[ -e $PFILE ] && PIDS2="$PIDS2 `cat $PFILE`"
done
# if there is a pid we need to verify that belongs to apache2
# for real
for i in $PIDS; do
# may be it is not the right way to make second dimension
# for really huge setups with hundreds of apache processes
# and tons of garbage in /etc/apache2... or is it?
for j in $PIDS2; do
if [ "$i" = "$j" ]; then
# in this case the pid stored in the
# pidfile matches one of the pidof apache
# so a simple kill will make it
echo $i
return 0
fi
done
done
return 1
}
apache_stop() {
if `$APACHE2CTL configtest > /dev/null 2>&1`; then
# if the config is ok than we just stop normaly
$APACHE2CTL stop
else
# if we are here something is broken and we need to try
# to exit as nice and clean as possible
PID=$(pidof_apache)
if [ "${PID}" ]; then
# in this case it is everything nice and dandy
# and we kill apache2
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!"
kill $PID
elif [ "$(pidof apache2)" ]; then
if [ "$VERBOSE" != no ]; then
echo " ... failed!"
echo "You may still have some apache2 processes running. There are"
echo "processes named 'apache2' which do not match your pid file,"
echo "and in the name of safety, we've left them alone. Please review"
echo "the situation by hand."
fi
return 1
fi
fi
}
apache_sync_stop() {
# running ?
PIDTMP=$(pidof_apache)
if $(kill -0 "${PIDTMP:-}" 2> /dev/null); then
PID=$PIDTMP
fi
apache_stop
# wait until really stopped
if [ -n "${PID:-}" ]; then
i=0
while $(kill -0 "${PID:-}" 2> /dev/null); do
if [ $i = '30' ]; then
break;
else
if [ $i = '0' ]; then
echo -n " waiting "
else
echo -n "."
fi
i=$(($i+1))
sleep 2
fi
done
fi
}
# Stupid hack to keep lintian happy. (Warrk! Stupidhack!).
case $1 in
start)
log_daemon_msg "Starting web server" "apache2"
if $APACHE2CTL start; then
if check_htcacheclean ; then
log_progress_msg htcacheclean
start_htcacheclean || log_end_msg 1
fi
log_end_msg 0
else
log_end_msg 1
fi
;;
stop)
if check_htcacheclean ; then
log_daemon_msg "Stopping web server" "htcacheclean"
stop_htcacheclean
log_progress_msg "apache2"
else
log_daemon_msg "Stopping web server" "apache2"
fi
if apache_stop; then
log_end_msg 0
else
log_end_msg 1
fi
;;
reload | force-reload)
if ! $APACHE2CTL configtest > /dev/null 2>&1; then
$APACHE2CTL configtest || true
log_end_msg 1
exit 1
fi
log_daemon_msg "Reloading web server config" "apache2"
if pidof_apache > /dev/null ; then
if $APACHE2CTL graceful $2 ; then
log_end_msg 0
else
log_end_msg 1
fi
fi
;;
restart)
if check_htcacheclean ; then
log_daemon_msg "Restarting web server" "htcacheclean"
stop_htcacheclean
log_progress_msg apache2
else
log_daemon_msg "Restarting web server" "apache2"
fi
if ! apache_sync_stop; then
log_end_msg 1 || true
fi
if $APACHE2CTL start; then
if check_htcacheclean ; then
start_htcacheclean || log_end_msg 1
fi
log_end_msg 0
else
log_end_msg 1
fi
;;
start-htcacheclean)
log_daemon_msg "Starting htcacheclean"
start_htcacheclean || log_end_msg 1
log_end_msg 0
;;
stop-htcacheclean)
log_daemon_msg "Stopping htcacheclean"
stop_htcacheclean
log_end_msg 0
;;
*)
log_success_msg "Usage: /etc/init.d/apache2 {start|stop|restart|reload|force-reload|start-htcacheclean|stop-htcacheclean}"
exit 1
;;
esac
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