rbenv-install-system-wide.sh

# Update, upgrade and install development tools:
# TODO: using umask!!!!
sudo apt-get update
sudo apt-get -y upgrade
sudo apt-get -y install build-essential
sudo apt-get -y install git-core

# Install rbenv
umask 002
sudo git clone git://github.com/sstephenson/rbenv.git /usr/local/rbenv

sudo adduser deployer

# Add rbenv to the path:
echo 'export RBENV_ROOT=/usr/local/rbenv' | sudo tee -a /etc/profile.d/rbenv.sh
echo 'export PATH="$RBENV_ROOT/bin:$PATH"' | sudo tee -a  /etc/profile.d/rbenv.sh
echo 'eval "$(rbenv init -)"' | sudo tee -a /etc/profile.d/rbenv.sh

sudo chmod +x /etc/profile.d/rbenv.sh
sudo groupadd ruby
sudo mkdir /usr/local/rbenv/sources
sudo chown -R root:ruby /usr/local/rbenv
sudo chmod -R 775 /usr/local/rbenv 
sudo gpasswd -a deployer ruby
# this will reload the user's group setting
su - deployer
source /etc/profile.d/rbenv.sh
sudo chown -R root:ruby /usr/local/rbenv/shims


# Install ruby-build:
pushd /tmp
  git clone git://github.com/sstephenson/ruby-build.git
  cd ruby-build
  sudo ./install.sh
popd


rbenv install 2.0.0-p195
rbenv global 2.0.0-p195

sudo chown -R root:ruby /usr/local/rbenv/versions/2.0.0-p195/
sudo chmod -R 775 /usr/local/rbenv/versions/2.0.0-p195/
# Rehash:
rbenv rehash

# using capistrano: 
# add gem 'capistrano-rbenv' to Gemfile
# add following to deploy.rb
# require "capistrano-rbenv"
# set :rbenv_root, '/usr/local/rbenv'
# set :rbenv_ruby_version, "2.0.0-p0"

rbenv-install.sh

# Update, upgrade and install development tools:
apt-get update
apt-get -y upgrade
apt-get -y install build-essential
apt-get -y install git-core

sudo adduser deployer

# Install rbenv:
git clone git://github.com/sstephenson/rbenv.git ~/.rbenv

# Add rbenv to the path:
echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> .bash_profile
echo 'eval "$(rbenv init -)"' >> .bash_profile
source ~/.bash_profile

# Install ruby-build:
pushd /tmp
  git clone git://github.com/sstephenson/ruby-build.git
  cd ruby-build
  ./install.sh
popd

# Install Ruby 1.9.2-p290:
rbenv install 1.9.2-p290
rbenv global 1.9.2-p290

# Rehash:
rbenv rehash