Last night, I got really annoyed at our hudson build slaves not automatically starting on our build nodes. I found a few init.d scripts online, and I pieced this one together with some additional functionality.
Still needs a bit more features, specifically:
Anyway, I hope others find this helpful. It's meant to be run on a hudson build node to automatically connect to hudson at startup.
Still needs a bit more features, specifically:
- Ability to run as hudson user or root user
- Ability to change hudson port
- Ability to have different Credentials
Anyway, I hope others find this helpful. It's meant to be run on a hudson build node to automatically connect to hudson at startup.
#!/bin/bash
#
# Init file for hudson server daemon
#
# chkconfig: 2345 65 15
# description: Hudson slave
. /etc/rc.d/init.d/functions
RETVAL=0
NODE_NAME="centos-executor"
HUDSON_HOST=1.2.3.4
USER=hudson
pid_of_hudson() {
ps auxwww | grep java | grep hudson | grep -v grep | awk '{ print $2 }'
}
start() {
if [ ! -e /var/log/hudson ]; then
touch /var/log/hudson
chown $USER /var/log/hudson
fi
echo -n $"Starting hudson: "
COMMAND="java -jar /opt/hudson/slave.jar -jnlpUrl http://${HUDSON_HOST}/hudson/computer/${NODE_NAME}/slave-agent.jnlp 2>/var/log/hudson.err >/var/log/hudson"
su ${USER} -c "$COMMAND" &
sleep 1
pid_of_hudson > /dev/null
RETVAL=$?
[ $RETVAL = 0 ] && success || failure
echo
}
stop() {
echo -n "Stopping hudson slave: "
pid=`pid_of_hudson`
[ -n "$pid" ] && kill $pid
RETVAL=$?
cnt=10
while [ $RETVAL = 0 -a $cnt -gt 0 ] &&
{ pid_of_hudson > /dev/null ; } ; do
sleep 1
((cnt--))
done
[ $RETVAL = 0 ] && success || failure
echo
}
status() {
pid=`pid_of_hudson`
if [ -n "$pid" ]; then
echo "hudson (pid $pid) is running..."
return 0
fi
echo "hudson is stopped"
return 3
}
#Switch on called
case "$1" in
start)
start
;;
stop)
stop
;;
status)
status
;;
restart)
stop
start
;;
*)
echo $"Usage: $0 (start|stop|restart|status}"
exit 1
esac
exit $RETVAL