File obsworker of Package j0ke.net-worker - j0ke.net Open Build Service

File obsworker of Package j0ke.net-worker (Revision 83975706a94ffcc65861fbe07c95b46f)

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#! /bin/sh
# Copyright (c) 2007, Novell Inc.
#
# Author: adrian@suse.de
#
# /etc/init.d/obsworker
#   and its symbolic  link
# /usr/sbin/rcobsworker
#
### BEGIN INIT INFO
# Provides:          obsworker
# Required-Start:    $time $network $syslog
# Required-Stop:     $null
# Should-Start:      obsscheduler
# Should-Stop:	     $null
# Default-Start:     3 5
# Default-Stop:      0 1 2 4 6
# Description:       openSUSE build service worker
### END INIT INFO

[ -f /etc/rc.status ] && . /etc/rc.status

. /etc/sysconfig/obs-worker

# Determine the base and follow a runlevel link name.
base=${0##*/}
link=${base#*[SK][0-9][0-9]}
workerdir=/var/run/obsworker
workerbootdir="$workerdir"/boot
screenrc=/var/run/obsworker/boot/screenrc
obsopt=""

if [ -z "$OBS_SRC_SERVER" ]; then
	OBS_SRC_SERVER="localhost:6362"
fi
if [ -z "$OBS_REPO_SERVER" ]; then
	OBS_REPO_SERVER="localhost:6262"
fi

if [ -f /etc/buildhost.config ];then
	. /etc/buildhost.config
	obsopt=--xen
fi

rc_reset
case "$1" in
    start)
		# reset screenrc
		rm -rf "$workerdir"
		mkdir -p "$workerbootdir"
		echo "zombie on"       > $screenrc
		echo "caption always" >> $screenrc

if [ "$OBS_WORKER_INSTANCES" -gt 0 ]; then
			NUM="$OBS_WORKER_INSTANCES"
		else
			# start one build backend per CPU
			NUM=`grep ^processor /proc/cpuinfo  | wc -l`
			if [ "${NUM}" -gt 1 ] ; then
				NUM=`echo ${NUM} | awk '{print $1 * 1.5 }'`
			fi

fi
		I=0
		ROOT="/tmp"
		[ -d /BUILD ] && ROOT="/BUILD"
		[ -d /abuild ] && ROOT="/abuild"
		[ -n "$OBS_WORKER_DIRECTORY" ] && ROOT="$OBS_WORKER_DIRECTORY"
		echo "Run $NUM obsworker using $ROOT"

# fetch worker sources from server
		pushd "$workerbootdir"
		curl -q "http://$OBS_REPO_SERVER"/getworkercode | cpio --extract
		ln -s . XML 
		chmod 755 bs_worker
		popd
		
		# cleanup stale loops
		for a in `losetup -a|awk -F: '{print $1}'` ; do losetup -d $a ; done
		while test "$NUM" -gt "$I"; do
			if [ "$OBS_WORKER_PORTBASE" -gt 0 ]; then
				port="--port $((OBS_WORKER_PORTBASE + I))"
			else
				port=""
			fi
			I=$(( $I + 1 ))
			title="$HOSTNAME/$I"
			# prepare obsworker startup in screen...
			echo "screen -t $title ./bs_worker $obsopt $port --root $ROOT/root_$I" \
			     "--statedir $workerdir/$I --id $HOSTNAME/$I --reposerver http://$OBS_REPO_SERVER" \
			     "--srcserver http://$OBS_SRC_SERVER" \
			    >> $screenrc
                        mkdir $workerdir/$I
			# prepare xen build setup...
			# requires the file /etc/buildhost.config which contains
			# the following variables:
			# ---
			# XEN_ROOT=[n]
			# XEN_SWAP=[n]
			# XEN_MEMX=[n]
			# ---
			if [ -d $ROOT/root_$I ];then
				# extra cleanup
				umount $ROOT/root_$I/root
	
				rm -rf $ROOT/root_$I
				mkdir -p $ROOT/root_$I
			else
				mkdir -p $ROOT/root_$I
			fi
			if [ ! -z $obsopt ];then
				dd if=/dev/zero of=$ROOT/root_$I/root bs=1M seek=$XEN_ROOT count=1
				dd if=/dev/zero of=$ROOT/root_$I/swap bs=1M seek=$XEN_SWAP count=1
				echo $XEN_MEMX > $ROOT/root_$I/memory
			fi
		done
		pushd "$workerbootdir"
		screen -m -d -c $screenrc
		popd
	;;
	stop)
		echo -n "Shutting down obsworker"
		killall bs_worker
		ps axu|grep obsworker|grep -i screen| awk '{print "kill -9 "$2}'|sh 
		rc_status -v
	;;
	restart)
		## If first returns OK call the second, if first or
		## second command fails, set echo return value.
		$0 stop &&  $0 start
		rc_status
	;;
	try-restart)
		$0 status
		if test $? = 0; then
			$0 restart
		else
			rc_reset        # Not running is not a failure.
		fi
		# Remember status and be quiet
		rc_status
	;;
	reload)
	;;
	status)
		echo -n "Checking for obsworker: "
		checkproc bs_worker
		rc_status -v
	;;
	*)
		echo "Usage: $0 {start|stop|status|try-restart|restart|reload}"
		exit 1
	;;
esac
rc_exit