#!/bin/bash
#
# Init file for the DataDelivery service
#
# chkconfig: - 87 13
# description: ARC DataDelivery service
# processname: arched
### BEGIN INIT INFO
# Provides: arc-datadelivery-service
# Required-Start: $local_fs $remote_fs
# Required-Stop: $local_fs $remote_fs
# Default-Stop: 0 1 2 3 4 5 6
# Short-Description: ARC DataDelivery service
# Description: ARC DataDelivery service
### END INIT INFO
# source function library
if [ -f /etc/init.d/functions ]; then
. /etc/init.d/functions
log_success_msg() {
echo -n "$@"
success "$@"
echo
}
log_warning_msg() {
echo -n "$@"
warning "$@"
echo
}
log_failure_msg() {
echo -n "$@"
failure "$@"
echo
}
elif [ -f /lib/lsb/init-functions ]; then
. /lib/lsb/init-functions
else
echo "Error: Cannot source neither init.d nor lsb functions"
exit 1
fi
add_library_path() {
location="$1"
if [ ! "x$location" = "x" ] ; then
if [ ! "$location" = "/usr" ] ; then
libdir="$location/lib"
libdir64="$location/lib64"
if [ -d "$libdir64" ] ; then
if [ "x$LD_LIBRARY_PATH" = "x" ]; then
LD_LIBRARY_PATH="$libdir64"
else
LD_LIBRARY_PATH="$libdir64:$LD_LIBRARY_PATH"
fi
fi
if [ -d "$libdir" ] ; then
if [ "x$LD_LIBRARY_PATH" = "x" ]; then
LD_LIBRARY_PATH="$libdir"
else
LD_LIBRARY_PATH="$libdir:$LD_LIBRARY_PATH"
fi
fi
fi
fi
}
prog=arched
RUN=yes
# sysconfig files
if [ -r /etc/sysconfig/nordugrid ]; then
. /etc/sysconfig/nordugrid
elif [ -r /etc/default/nordugrid ]; then
. /etc/default/nordugrid
fi
if [ -r /etc/sysconfig/arc-datadelivery-service ]; then
. /etc/sysconfig/arc-datadelivery-service
elif [ -r /etc/default/arc-datadelivery-service ]; then
. /etc/default/arc-datadelivery-service
fi
# GLOBUS_LOCATION
GLOBUS_LOCATION=${GLOBUS_LOCATION:-/usr}
if [ ! -d "$GLOBUS_LOCATION" ]; then
log_failure_msg "GLOBUS_LOCATION ($GLOBUS_LOCATION) not found"
exit 1
fi
export GLOBUS_LOCATION
# ARC_LOCATION
ARC_LOCATION=${ARC_LOCATION:-/usr}
if [ ! -d "$ARC_LOCATION" ]; then
log_failure_msg "ARC_LOCATION ($ARC_LOCATION) not found"
exit 1
fi
export ARC_LOCATION
# Needed to get pid file
readconfigvar() {
fname=$1
if [ ! -r "$fname" ]; then
return
fi
bname="[$2]"
vname=$3
value=
cat "$fname" | grep -e '^\[' -e "^${vname}=" | {
while true; do
read line
if [ ! $? = 0 ] ; then
return
fi
if [ "$line" = "$bname" ] ; then
while true ; do
read line
if [ ! $? = 0 ] ; then
return
fi
lstart=`echo "$line" | head -c 1`
if [ "$lstart" = '[' ] ; then
return
fi
vlname=`echo "$line" | sed 's/=.*//;t;s/.*//'`
if [ "$vlname" = "$vname" ] ; then
val=`echo "$line" | sed 's/[^=]*=//'`
eval "echo $val"
return
fi
done
fi
done
}
}
# ARC_CONFIG
if [ "x$ARC_CONFIG" = "x" ]; then
if [ -r $ARC_LOCATION/etc/arc.conf ]; then
ARC_CONFIG=$ARC_LOCATION/etc/arc.conf
elif [ -r /etc/arc.conf ]; then
ARC_CONFIG=/etc/arc.conf
fi
fi
PID_FILE=`readconfigvar "$ARC_CONFIG" common pidfile`
if [ `id -u` = 0 ] ; then
# Debian does not have /var/lock/subsys
if [ -d /var/lock/subsys ]; then
LOCKFILE=/var/lock/subsys/$prog-datadelivery-service
else
LOCKFILE=/var/lock/$prog-datadelivery-service
fi
if [ "x$PID_FILE" = "x" ]; then
PID_FILE=/var/run/$prog.pid
fi
else
LOCKFILE=$HOME/$prog-datadelivery-service.lock
if [ "x$PID_FILE" = "x" ]; then
PID_FILE=$HOME/$prog.pid
fi
fi
prepare() {
CMD="$ARC_LOCATION/sbin/$prog"
if [ ! -x "$CMD" ]; then
log_failure_msg "Missing executable"
exit 1
fi
if [ ! -r "$ARC_CONFIG" ]; then
log_warning_msg "ARC configuration not found (usually /etc/arc.conf)"
exit 0
fi
# check that at least service is defined
grep -e '^\[datadelivery-service\]' $ARC_CONFIG 1>/dev/null 2>&1
if [ $? -ne 0 ] ; then
log_failure_msg "Data delivery service not defined in configuration"
exit 1
fi
# Assuming ini style config
CMD="$CMD -i '$ARC_CONFIG'"
add_library_path "$GLOBUS_LOCATION"
if [ "x$LD_LIBRARY_PATH" = "x" ]; then
LD_LIBRARY_PATH=$ARC_LOCATION/lib
else
LD_LIBRARY_PATH=$ARC_LOCATION/lib:$LD_LIBRARY_PATH
fi
export LD_LIBRARY_PATH
}
start() {
if [ "$RUN" != "yes" ] ; then
echo "arc-datadelivery-service disabled in configuration"
return 0
fi
echo -n "Starting $prog: "
# Check if we are already running
if [ -f $PID_FILE ]; then
read pid < $PID_FILE
if [ "x$pid" != "x" ]; then
ps -p "$pid" -o comm 2>/dev/null | grep "^$prog$" 1>/dev/null 2>/dev/null
if [ $? -eq 0 ] ; then
log_success_msg "already running (pid $pid)"
return 0
fi
fi
rm -f "$PID_FILE" "$LOCKFILE"
fi
prepare
eval "$CMD"
RETVAL=$?
rm -f "$SERVICE_CONFIG"
if [ $RETVAL -eq 0 ]; then
touch $LOCKFILE
log_success_msg
else
log_failure_msg
fi
return $RETVAL
}
stop() {
echo -n "Stopping $prog: "
if [ -f "$PID_FILE" ]; then
read pid < "$PID_FILE"
if [ ! -z "$pid" ] ; then
kill "$pid"
RETVAL=$?
if [ $RETVAL -eq 0 ]; then
log_success_msg
else
log_failure_msg
fi
timeout=10; # enough time to kill any active processes
while ( ps -p "$pid" -o comm 2>/dev/null | grep "^$prog$" 1>/dev/null 2>/dev/null ) && [ $timeout -ge 1 ] ; do
sleep 1
timeout=$(($timeout - 1))
done
[ $timeout -lt 1 ] && kill -9 "$pid" 1>/dev/null 2>&1
rm -f "$PID_FILE" "$LOCKFILE"
else
RETVAL=1
log_failure_msg "$prog shutdown - pidfile is empty"
fi
else
RETVAL=0
log_success_msg "$prog shutdown - already stopped"
fi
return $RETVAL
}
status() {
if [ -f "$PID_FILE" ]; then
read pid < "$PID_FILE"
if [ "$pid" != "" ]; then
if ps -p "$pid" > /dev/null; then
echo "$1 (pid $pid) is running..."
return 0
fi
echo "$1 stopped but pid file exists"
return 1
fi
fi
if [ -f $LOCKFILE ]; then
echo "$1 stopped but lockfile exists"
return 2
fi
echo "$1 is stopped"
return 3
}
restart() {
stop
start
}
case "$1" in
start)
start
;;
stop)
stop
;;
status)
status $prog
;;
restart | force-reload)
restart
;;
reload)
;;
condrestart | try-restart)
[ -f $LOCKFILE ] && restart || :
;;
*)
echo "Usage: $0 {start|stop|status|restart|force-reload|reload|condrestart|try-restart}"
exit 1
;;
esac
exit $?
