Puppet Install for ubuntu OR centOS 6.x

Puppet.sh

#!/usr/bin/env bash
#
# This bootstraps Puppet on Ubuntu or CentOS 6.x.
#
set -e

checkroot() {
	if [ $UID -ne 0 ] ; then
	    echo "User has insufficient privilege."
	    exit 4
	 fi
}

display_os() {
	/bin/date 
    /bin/uname -r 
    . /etc/lsb-release 
	dmidecode -t 1 | grep -i 'serial' | sed 's/^	*//' 
	cat /etc/*-release 
	dmidecode -t system -q | egrep -i 'Manufacturer: |Product|UUID' | \
	sed 's/^	*//' 
	dmidecode -t bios -q | egrep -i 'version|vendor' | \
	sed 's/^	*//' 

}


Ubuntu_Build() {
	if [ -n "$(cat /etc/*-release | grep 'DISTRIB_ID=Ubuntu')" ]; then
		REPO_DEB_URL; puppet_check; Puppet_install; Ruby_Gems
		else
		echo "skipping Ubuntu build" 
	fi
}

		REPO_DEB_URL() {
			REPO_DEB_URL="http://apt.puppetlabs.com/puppetlabs-release-${DISTRIB_CODENAME}.deb"

		}


		puppet_check() {
			if which puppet > /dev/null 2>&1 -a apt-cache policy | grep --quiet apt.puppetlabs.com; then
	  			echo "Puppet already exists. Exiting"
	  			exit 0
			fi
		}



		Puppet_install() {
			echo "updating"
			apt-get update >/dev/null 
			echo "Installing wget"
			apt-get install -y wget >/dev/null 
			echo "Configuring PuppetLabs repository"
			repo_deb_path=$(mktemp) 
			wget --output-document="${repo_deb_path}" "${REPO_DEB_URL}" 2>/dev/null 
			dpkg -i "${repo_deb_path}" >/dev/null 
			apt-get update >/dev/null 
			echo "Installing Puppet"
			DEBIAN_FRONTEND=noninteractive apt-get -y -o Dpkg::Options::="--force-confdef" -o Dpkg::Options::="--force-confold" install puppet >/dev/null 
			echo "Installation successful"

		}	

		Ruby_Gems() {
			if [ $DISTRIB_CODENAME != "trusty" ]; then
	  			apt-get install -y rubygems >/dev/null 
			fi
				gem install --no-ri --no-rdoc rubygems-update 
				update_rubygems >/dev/null 

		}

CentOS6.5_Build() {
	if [ -n "$(cat /etc/*-release | grep 'CentOS release 6.')" ]; then
		REPO_URL; puppet_centOS_check; display_os; puppet_centOS_install
		else
		echo "skipping CentOS build" 
	fi
}

	REPO_URL() {
		REPO_URL="http://yum.puppetlabs.com/puppetlabs-release-el-6.noarch.rpm"

	}

	puppet_centOS_check() {
		if which puppet > /dev/null 2>&1; then
  			echo "Puppet is already installed."
  			exit 0
		fi
	}


	puppet_centOS_install (){
		echo "Configuring PuppetLabs repo..."
		repo_path=$(mktemp)
		wget --output-document="${repo_path}" "${REPO_URL}" 2>/dev/null
		rpm -i "${repo_path}" >/dev/null
		echo "Installing puppet"
		yum install -y puppet > /dev/null
		echo "Puppet installed!"

	}





checkroot
display_os
Ubuntu_Build
CentOS6.5_Build