Installing Jenkins on Ubuntu 14.04

#First install puppet

sudo su -

apt-get update

apt-get install puppet

#Then install puppet module for install Jenkins
puppet module install rtyler-jenkins

#Once module is installed, create a .pp file

nano jenkins.pp

#Write the below contents inside file

include jenkins

#Run the file with puppet
puppet apply --verbose jenkins.pp

#launch jenkins web gui
firefox hostname:8080