#! /bin/sh
#
# squid Startup script for the SQUID HTTP proxy-cache.
#
# Version: @(#)squid.rc 1.0 07-Jul-2006
luigi@debian.org
#
# pidfile: /var/run/squid.pid
#
### BEGIN INIT INFO
# Provides: squid
# Required-Start: $network $remote_fs $syslog
# Required-Stop: $network $remote_fs $syslog
# Should-Start: $named
# Should-Stop: $named
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Squid HTTP Proxy version 4.x
### END INIT INFO
NAME=squid
DESC="Squid HTTP Proxy"
DAEMON=/usr/sbin/squid
PIDFILE=/var/run/$NAME.pid
CONFIG=/etc/squid/squid.conf
SQUID_ARGS="-YC -f $CONFIG"
[ ! -f /etc/default/squid ] || . /etc/default/squid
. /lib/lsb/init-functions
PATH=/bin:/usr/bin:/sbin:/usr/sbin
[ -x $DAEMON ] || exit 0
ulimit -n 65535
find_cache_dir () {
w=" " # space tab
res=`$DAEMON -k parse -f $CONFIG 2>&1 |
grep "Processing:" |
sed s/.*Processing:\ // |
sed -ne '
s/^['"$w"']*'$1'['"$w"']\+[^'"$w"']\+['"$w"']\+\([^'"$w"']\+\).*$/\1/p;
t end;
d;
:end q'`
[ -n "$res" ] || res=$2
echo "$res"
}
grepconf () {
w=" " # space tab
res=`$DAEMON -k parse -f $CONFIG 2>&1 |
grep "Processing:" |
sed s/.*Processing:\ // |
sed -ne '
s/^['"$w"']*'$1'['"$w"']\+\([^'"$w"']\+\).*$/\1/p;
t end;
d;
:end q'`
[ -n "$res" ] || res=$2
echo "$res"
}
create_run_dir () {
run_dir=/var/run/squid
usr=`grepconf cache_effective_user proxy`
grp=`grepconf cache_effective_group proxy`
if [ "$(dpkg-statoverride --list $run_dir)" = "" ] &&
[ ! -e $run_dir ] ; then
mkdir -p $run_dir
chown $usr:$grp $run_dir
[ -x /sbin/restorecon ] && restorecon $run_dir
fi
}
start () {
cache_dir=`find_cache_dir cache_dir`
cache_type=`grepconf cache_dir`
run_dir=/var/run/squid
#
# Create run dir (needed for several workers on SMP)
#
create_run_dir
#
# Create spool dirs if they don't exist.
#
if test -d "$cache_dir" -a ! -d "$cache_dir/00"
then
log_warning_msg "Creating $DESC cache structure"
$DAEMON -z -f $CONFIG
[ -x /sbin/restorecon ] && restorecon -R $cache_dir
fi
umask 027
ulimit -n 65535
cd $run_dir
start-stop-daemon --quiet --start \
--pidfile $PIDFILE \
--exec $DAEMON -- $SQUID_ARGS < /dev/null
return $?
}
stop () {
PID=`cat $PIDFILE 2>/dev/null`
start-stop-daemon --stop --quiet --pidfile $PIDFILE --exec $DAEMON
#
# Now we have to wait until squid has _really_ stopped.
#
sleep 2
if test -n "$PID" && kill -0 $PID 2>/dev/null
then
log_action_begin_msg " Waiting"
cnt=0
while kill -0 $PID 2>/dev/null
do
cnt=`expr $cnt + 1`
if [ $cnt -gt 24 ]
then
log_action_end_msg 1
return 1
fi
sleep 5
log_action_cont_msg ""
done
log_action_end_msg 0
return 0
else
return 0
fi
}
cfg_pidfile=`grepconf pid_filename`
if test "${cfg_pidfile:-none}" != "none" -a "$cfg_pidfile" != "$PIDFILE"
then
log_warning_msg "squid.conf pid_filename overrides init script"
PIDFILE="$cfg_pidfile"
fi
case "$1" in
start)
res=`$DAEMON -k parse -f $CONFIG 2>&1 | grep -o "FATAL: .*"`
if test -n "$res";
then
log_failure_msg "$res"
exit 3
else
log_daemon_msg "Starting $DESC" "$NAME"
if start ; then
log_end_msg $?
else
log_end_msg $?
fi
fi
;;
stop)
log_daemon_msg "Stopping $DESC" "$NAME"
if stop ; then
log_end_msg $?
else
log_end_msg $?
fi
;;
reload|force-reload)
res=`$DAEMON -k parse -f $CONFIG 2>&1 | grep -o "FATAL: .*"`
if test -n "$res";
then
log_failure_msg "$res"
exit 3
else
log_action_msg "Reloading $DESC configuration files"
start-stop-daemon --stop --signal 1 \
--pidfile $PIDFILE --quiet --exec $DAEMON
log_action_end_msg 0
fi
;;
restart)
res=`$DAEMON -k parse -f $CONFIG 2>&1 | grep -o "FATAL: .*"`
if test -n "$res";
then
log_failure_msg "$res"
exit 3
else
log_daemon_msg "Restarting $DESC" "$NAME"
stop
if start ; then
log_end_msg $?
else
log_end_msg $?
fi
fi
;;
status)
status_of_proc -p $PIDFILE $DAEMON $NAME && exit 0 || exit 3
;;
*)
echo "Usage: /etc/init.d/$NAME {start|stop|reload|force-reload|restart|status}"
exit 3
;;
esac
exit 0
