bash script for installing a SCM server (i.e. Puppet master). Didn't use that for a while, don't know if it still works.

gistfile1.txt

#!/bin/bash
#
# Setup script for a new 
# 
# Software Configuration Server
# 
# with:
#   - a Puppet server
#       - including my Puppet modules
#   - a Git repository
#   - a Yum repository
# 
# based on Red Hat Enterprise Linux 6.
#



########################################
function check_root()
{
  if [[ $EUID -ne 0 ]]; then
     echo "This script must be run as root" 1>&2
     exit 1
  fi
}



########################################
check_cli()
{
  if [ -z $1 ]; then
    echo 'Missing parameter: fqdn' 1>&2
    exit 100
  fi
}



########################################
function install()
{
  if [ -z $1 ]; then
    echo 'Missing parameter in function install.' 1>&2
    exit 2
  fi

  echo Installing $1
  \yum install -y -q $1
}



########################################
function set_fqdn()
{
  echo Setting fqdn to $1

  fqdn=$1
  scriptname='/etc/sysconfig/network'

  \echo "NETWORKING=yes" > $scriptname
  \echo "HOSTNAME=$fqdn" >> $scriptname

  \service network restart
  \hostname
}



########################################
function register_at_RHN()
{
  echo Registering at Red Hat Network

  \rhn_register
}



########################################
function update_all_packages()
{
  echo Updating all packages, this may take a while

  \yum -y -q update
}



########################################
function make_yum_repo()
{
  echo Making Yum repository

  dir='/var/www/lighttpd'

  \rm -rf ${dir}/*
  \chmod 777 $dir  
  \ln -s $dir /yumrepo

  echo "Yum Repository" > ${dir}/index.html

  service lighttpd start
}



########################################
function make_git_repo()
{
  echo Making Git repository

  \groupadd --gid 2091 git
  \adduser --uid 2091 --gid 2091 git

  dir='/srv/git'

  \mkdir -p $dir
  \cd $dir
  \chown -R git.git .

  \git init --bare
  \git update-server-info 
}



########################################
function configure_puppetmaster()
{
  echo Configuring PuppetMaster, fqdn=$1

  # puppet.conf servername
  fqdn=$1
  conf_file='/etc/puppet/puppet.conf'

  \sed -i "2iserver=$fqdn" $conf_file
  \cat $conf_file

  # manifests site.pp 
  site_dir="/etc/puppet/manifests"
  site_file="${site_dir}/site.pp"

  \mkdir -p $site_dir

  echo "node default {" > $site_file
  echo "  package { 'htop': ensure => installed, }" >> $site_file
  echo "}" >> $site_file

  cat $site_file
}



########################################
function download_puppet_my_modules()
{
  dir='puppet-my'
  tar="${dir}.tar.gz"
  url="http://abc/${tar}"

  puppet_modules_dir='/etc/puppet/modules'

  \mkdir -p $puppet_modules_dir && \cd /tmp && \wget $url && \tar xfz $tar -C $puppet_modules_dir && \rm $tar && \cd $dir && \ls -al
}



########################################
function start_puppetmaster()
{
  \puppet master --no-daemonize -v -d
}



########################################

check_root
check_cli $1

fqdn=$1

set_fqdn $fqdn
register_at_RHN
update_all_packages

install vim
install git
install yum
install puppet
install lighttpd

make_yum_repo
make_git_repo

configure_puppetmaster $fqdn
download_puppet_my_modules
start_puppetmaster