/rc4.d/S91apache2
Shell | 226 lines | 183 code | 19 blank | 24 comment | 17 complexity | b2328eaddeff206c5c338c77f0b00697 MD5 | raw file
1#!/bin/sh -e 2### BEGIN INIT INFO 3# Provides: apache2 4# Required-Start: $local_fs $remote_fs $network $syslog 5# Required-Stop: $local_fs $remote_fs $network $syslog 6# Default-Start: 2 3 4 5 7# Default-Stop: 0 1 6 8# X-Interactive: true 9# Short-Description: Start/stop apache2 web server 10### END INIT INFO 11# 12# apache2 This init.d script is used to start apache2. 13# It basically just calls apache2ctl. 14 15ENV="env -i LANG=C PATH=/usr/local/bin:/usr/bin:/bin" 16 17#[ $(ls -1 /etc/apache2/sites-enabled/ | wc -l | sed -e 's/ *//;') -eq 0 ] && \ 18#echo "You haven't enabled any sites yet, so I'm not starting apache2." && \ 19#echo "To add and enable a host, use addhost and enhost." && exit 0 20 21#edit /etc/default/apache2 to change this. 22HTCACHECLEAN_RUN=auto 23HTCACHECLEAN_MODE=daemon 24HTCACHECLEAN_SIZE=300M 25HTCACHECLEAN_DAEMON_INTERVAL=120 26HTCACHECLEAN_PATH=/var/cache/apache2/mod_disk_cache 27HTCACHECLEAN_OPTIONS="" 28 29set -e 30if [ -x /usr/sbin/apache2 ] ; then 31 HAVE_APACHE2=1 32else 33 echo "No apache MPM package installed" 34 exit 0 35fi 36 37. /lib/lsb/init-functions 38 39test -f /etc/default/rcS && . /etc/default/rcS 40test -f /etc/default/apache2 && . /etc/default/apache2 41 42APACHE2CTL="$ENV /usr/sbin/apache2ctl" 43HTCACHECLEAN="$ENV /usr/sbin/htcacheclean" 44 45PIDFILE=$(. /etc/apache2/envvars && echo $APACHE_PID_FILE) 46if [ -z "$PIDFILE" ] ; then 47 echo ERROR: APACHE_PID_FILE needs to be defined in /etc/apache2/envvars >&2 48 exit 2 49fi 50 51 52check_htcacheclean() { 53 [ "$HTCACHECLEAN_MODE" = "daemon" ] || return 1 54 55 [ "$HTCACHECLEAN_RUN" = "yes" ] && return 0 56 57 [ "$HTCACHECLEAN_RUN" = "auto" \ 58 -a -e /etc/apache2/mods-enabled/disk_cache.load ] && return 0 59 60 return 1 61} 62 63start_htcacheclean() { 64 $HTCACHECLEAN $HTCACHECLEAN_OPTIONS -d$HTCACHECLEAN_DAEMON_INTERVAL \ 65 -i -p$HTCACHECLEAN_PATH -l$HTCACHECLEAN_SIZE 66 67} 68 69stop_htcacheclean() { 70 pkill htcacheclean 2> /dev/null || echo ...not running 71} 72 73pidof_apache() { 74 # if there is actually an apache2 process whose pid is in PIDFILE, 75 # print it and return 0. 76 if [ -e "$PIDFILE" ]; then 77 if pidof apache2 | tr ' ' '\n' | grep $(cat $PIDFILE); then 78 return 0 79 fi 80 fi 81 return 1 82} 83 84apache_stop() { 85 if $APACHE2CTL configtest > /dev/null 2>&1; then 86 # if the config is ok than we just stop normaly 87 $APACHE2CTL stop 2>&1 | grep -v 'not running' >&2 || true 88 else 89 # if we are here something is broken and we need to try 90 # to exit as nice and clean as possible 91 PID=$(pidof_apache) || true 92 93 if [ "${PID}" ]; then 94 # in this case it is everything nice and dandy 95 # and we kill apache2 96 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!" 97 kill $PID 98 elif [ "$(pidof apache2)" ]; then 99 if [ "$VERBOSE" != no ]; then 100 echo " ... failed!" 101 echo "You may still have some apache2 processes running. There are" 102 echo "processes named 'apache2' which do not match your pid file," 103 echo "and in the name of safety, we've left them alone. Please review" 104 echo "the situation by hand." 105 fi 106 return 1 107 fi 108 fi 109} 110 111apache_wait_stop() { 112 # running ? 113 PIDTMP=$(pidof_apache) || true 114 if kill -0 "${PIDTMP:-}" 2> /dev/null; then 115 PID=$PIDTMP 116 fi 117 118 apache_stop 119 120 # wait until really stopped 121 if [ -n "${PID:-}" ]; then 122 i=0 123 while kill -0 "${PID:-}" 2> /dev/null; do 124 if [ $i = '60' ]; then 125 break; 126 else 127 if [ $i = '0' ]; then 128 echo -n " ... waiting " 129 else 130 echo -n "." 131 fi 132 i=$(($i+1)) 133 sleep 1 134 fi 135 done 136 fi 137} 138 139case $1 in 140 start) 141 log_daemon_msg "Starting web server" "apache2" 142 if $APACHE2CTL start; then 143 if check_htcacheclean ; then 144 log_progress_msg htcacheclean 145 start_htcacheclean || log_end_msg 1 146 fi 147 log_end_msg 0 148 else 149 log_end_msg 1 150 fi 151 ;; 152 stop) 153 if check_htcacheclean ; then 154 log_daemon_msg "Stopping web server" "htcacheclean" 155 stop_htcacheclean 156 log_progress_msg "apache2" 157 else 158 log_daemon_msg "Stopping web server" "apache2" 159 fi 160 if apache_wait_stop; then 161 log_end_msg 0 162 else 163 log_end_msg 1 164 fi 165 ;; 166 graceful | reload | force-reload) 167 if ! $APACHE2CTL configtest > /dev/null 2>&1; then 168 $APACHE2CTL configtest || true 169 log_end_msg 1 170 exit 1 171 fi 172 log_daemon_msg "Reloading web server config" "apache2" 173 if pidof_apache > /dev/null ; then 174 if $APACHE2CTL graceful $2 ; then 175 log_end_msg 0 176 else 177 log_end_msg 1 178 fi 179 fi 180 ;; 181 restart) 182 if check_htcacheclean ; then 183 log_daemon_msg "Restarting web server" "htcacheclean" 184 stop_htcacheclean 185 log_progress_msg apache2 186 else 187 log_daemon_msg "Restarting web server" "apache2" 188 fi 189 PID=$(pidof_apache) || true 190 if ! apache_wait_stop; then 191 log_end_msg 1 || true 192 fi 193 if $APACHE2CTL start; then 194 if check_htcacheclean ; then 195 start_htcacheclean || log_end_msg 1 196 fi 197 log_end_msg 0 198 else 199 log_end_msg 1 200 fi 201 ;; 202 start-htcacheclean) 203 log_daemon_msg "Starting htcacheclean" 204 start_htcacheclean || log_end_msg 1 205 log_end_msg 0 206 ;; 207 stop-htcacheclean) 208 log_daemon_msg "Stopping htcacheclean" 209 stop_htcacheclean 210 log_end_msg 0 211 ;; 212 status) 213 PID=$(pidof_apache) || true 214 if [ -n "$PID" ]; then 215 echo "Apache is running (pid $PID)." 216 exit 0 217 else 218 echo "Apache is NOT running." 219 exit 1 220 fi 221 ;; 222 *) 223 log_success_msg "Usage: /etc/init.d/apache2 {start|stop|restart|reload|force-reload|start-htcacheclean|stop-htcacheclean|status}" 224 exit 1 225 ;; 226esac