cd /opt
wget http://github.com/DmitryKoterov/dklab_realplexor/tarball/master
tar zxf *realplexor*.tar.gz
mv *realplexor*/ dklab_realplexor
# Now deal with an init-script.
ln -s /opt/dklab_realplexor/dklab_realplexor.init /etc/init.d/dklab_realplexor
chkconfig --add dklab_realplexor
chkconfig dklab_realplexor on
service dklab_realplexor start

[dklab_realplexor]# chkconfig dklab_realplexor on
error reading information on service dklab_realplexor: No such file or directory

yum install chkconfig

Loaded plugins: fastestmirror, security
Loading mirror speeds from cached hostfile
Setting up Install Process
Package chkconfig-1.3.49.3-2.el6_4.1.x86_64 already installed and latest version
Nothing to do

vim /etc/init.d/dklab_realplexor`