Ruby install script

gistfile1.sh

# Install Ruby
if [ "`ruby --version | cut -d' ' -f2`" != "1.9.3p429" ] ; then
  yum -y install kernel-devel gcc gcc-c++ automake autoconf make dmidecode zlib zlib-devel readline readline-devel openssl openssl-devel patch libtool libyaml-devel libffi-devel libxml2-devel libxslt-devel
  mkdir -p /tmp/ruby
  cd /tmp/ruby
  wget ftp://ftp.ruby-lang.org/pub/ruby/1.9/ruby-1.9.3-p429.tar.gz -q
  tar xvf ruby-1.9.3*.tar.gz
  cd ruby-1.9.3*
  export LANG="en_US.UTF-8"
  export LC_ALL="en_US.UTF-8"
  ./configure --enable-shared --disable-pthread --prefix=/usr --disable-install-doc
  make
  make install
  cd
  rm -rf /tmp/ruby
fi

# Install Rails
gem list rails -i -v '3.2.13' > /dev/null
if [ $? -ne 0 ] ; then
  gem install rails -v '3.2.13' --no-rdoc --no-ri
fi

# Install bundler
gem list bundler -i -v '1.3.5' > /dev/null
if [ $? -ne 0 ] ; then
  gem install bundler -v '1.3.5' --no-ri --no-rdoc
fi

# Install chef
gem list chef -i -v '10.18.2' > /dev/null
if [ $? -ne 0 ] ; then
  gem install --no-ri --no-rdoc net-ssh -v 2.2.2
  gem install --no-ri --no-rdoc net-ssh-gateway -v 1.1.0 --ignore-dependencies
  gem install --no-ri --no-rdoc net-ssh-multi -v 1.1.0 --ignore-dependencies
  gem install --no-ri --no-rdoc chef -v '10.18.2'
fi