Ubuntu setup for a Rails app

README.md

Read the script, then run:

https://gist.githubusercontent.com/croaky/51e896eb837fbdc6d1786893d215e120/raw/87beeec2e9de349d6d6af93fd9c1cd253cecfc2e/ubuntu

ubuntu

#!/bin/sh

# A combination of the best of
# https://gorails.com/setup/ubuntu/14.10 and
# https://github.com/thoughtbot/laptop

fancy_echo() {
  printf "\n%b\n" "$1"
}

if command -v aptitude >/dev/null; then
  fancy_echo "Using aptitude ..."
else
  fancy_echo "Installing aptitude for package management, better error messages than apt-get, is a super-set of apt-get ..."
  sudo apt-get install -y aptitude
fi

sudo aptitude update

fancy_echo "Installing Git, for source control management ..."
sudo aptitude install -y git

fancy_echo "Installing system libraries for common dependencies ..."
sudo aptitude install -y libssl-dev \
  libxslt1-dev \
  libyaml-dev \
  libxml2-dev \
  curl \
  libcurl4-openssl-dev \
  libksba8 \
  libksba-dev \
  libqtwebkit-dev \
  libreadline-dev \
  zlib1g-dev \
  build-essential \
  libffi-dev

# Need-to-have - Ruby

if ! [ -d ~/.rbenv ]; then
  git clone https://github.com/rbenv/rbenv.git ~/.rbenv
  echo 'export PATH="$HOME/.rbenv/bin:$PATH"' >> ~/.bashrc
  echo 'eval "$(rbenv init -)"' >> ~/.bashrc
  exec $SHELL
fi

sudo chown -R `whoami` ~/.rbenv

if ! [ -d ~/.rbenv/plugins/ruby-build ]; then
  git clone https://github.com/rbenv/ruby-build.git ~/.rbenv/plugins/ruby-build
  echo 'export PATH="$HOME/.rbenv/plugins/ruby-build/bin:$PATH"' >> ~/.bashrc
  exec $SHELL
fi

find_latest_ruby() {
  rbenv install -l | grep -v - | tail -1 | sed -e 's/^ *//'
}

ruby_version="$(find_latest_ruby)"
rbenv install "$ruby_version"
rbenv global "$ruby_version"
rbenv shell "$ruby_version"

gem_install_or_update() {
  if gem list "$1" --installed > /dev/null; then
    gem update "$@"
  else
    gem install "$@" --no-document
    rbenv rehash
  fi
}

gem update --system
gem_install_or_update 'bundler'
number_of_cores=$(nproc)
bundle config --global jobs $((number_of_cores - 1))

fancy_echo "Installing Postgres, a good open source relational database ..."
sudo aptitude install -y postgresql postgresql-server-dev-all

sudo -u postgres createuser `whoami` -s

fancy_echo "Installing Node, to render the rails asset pipeline ..."
sudo aptitude install -y nodejs

fancy_echo "Installing Heroku Toolbelt, for interacting with Heroku ..."
wget -O- https://toolbelt.heroku.com/install-ubuntu.sh | sh

fancy_echo "Installing ImageMagick, to crop and resize images ..."
sudo aptitude install -y imagemagick