Bash script to install Puppet via puppetlabs.com YUM public repository in Enterprise Linux 7.x

provision-puppetserver-el7-yum.sh

#!/bin/bash

#Bash script to install Puppet Server via puppetlabs.com YUM public repository in Enterprise Linux 7.x
#Run this script as root

set -e    # stop script execution on any error

echo "Installing Puppet Server..."

#Install Puppet YUM repository
rpm -ivh https://yum.puppetlabs.com/puppetlabs-release-pc1-el-7.noarch.rpm
#check with: yum repolist enabled | grep "puppetlabs"

#Install Puppet Server
yum -y install puppetserver
#check with: systemctl list-unit-files | grep puppet 

#Post-install - for details see https://docs.puppet.com/puppet/4.1/install_linux.html
##Update localhost file to be Puppet Master host 
echo '127.0.0.1   puppet puppet.localdomain' >> /etc/hosts
###check with: ping -c4 puppet
##Change memory footprint used by Puppet Server - update JAVA_ARGS to 1GB
sed -i -e 's/Xms2g/Xms1g/g' /etc/sysconfig/puppetserver
sed -i -e 's/Xmx2g/Xmx1g/g' /etc/sysconfig/puppetserver
###check with: cat /etc/sysconfig/puppetserver | grep JAVA_ARGS
###Enabling naïve autosigning. You should never do this in a production deployment. See https://puppet.com/docs/puppet/4.10/ssl_autosign.html
echo 'autosign = true' >> /etc/puppetlabs/puppet/puppet.conf 

#Start Puppet Master and set to restart automatically after reboot
systemctl start puppetserver
systemctl enable puppetserver
#check with: systemctl status puppetserver

#Start Puppet Agent and set to restart automatically after reboot
systemctl start puppet
systemctl enable puppet
#check with: systemctl status puppet

echo "Puppet Server installed."
/opt/puppetlabs/bin/puppetserver --version

echo "Puppet (client) installed."
/opt/puppetlabs/bin/puppet --version

echo "Hiera installed."
/opt/puppetlabs/bin/hiera --version

echo "Facter installed."
/opt/puppetlabs/bin/facter --version

echo "Run puppet agent with:"
echo "  /opt/puppetlabs/bin/puppet agent -t"