Puppet2

yum install ntp

For Centos 7:

rpm -ivh https://yum.puppetlabs.com/el/7/products/x86_64/puppetlabs-release-7-11.noarch.rpm

Install the Puppet Master:

# Download puppet-server from Puppet Labs

yum install -y puppet-server

reference :  http://www.unixmen.com/install-puppet-server-centos-7/