install.sh in sunzi-1.1.0

- old
+ new

@@ -1,6 +1,7 @@
 #!/bin/bash
+set -e
 
 # Load base utility functions like sunzi.mute() and sunzi.install()
 source recipes/sunzi.sh
 
 # This line is necessary for automated provisioning for Debian/Ubuntu.
@@ -9,15 +10,15 @@
 
 # Add Dotdeb repository. Recommended if you're using Debian. See http://www.dotdeb.org/about/
 # source recipes/dotdeb.sh
 
 # Update installed packages
-sunzi.mute "aptitude update"
-sunzi.mute "aptitude -y safe-upgrade"
+sunzi.mute "apt-get update"
+sunzi.mute "apt-get -y upgrade"
 
 # Install packages
-sunzi.install "git-core ntp curl"
+sunzi.mute "apt-get -y install git-core ntp curl"
 
 # Set RAILS_ENV
 environment=$(cat attributes/environment)
 
 if ! grep -Fq "RAILS_ENV" ~/.bash_profile; then
@@ -30,16 +31,15 @@
 source recipes/rvm.sh
 ruby_version=$(cat attributes/ruby_version)
 
 if [[ "$(which ruby)" != /usr/local/rvm/rubies/ruby-$ruby_version* ]]; then
   echo "Installing ruby-$ruby_version"
-  sunzi.install build-essential libssl-dev libreadline6-dev
-  rvm install $ruby_version
+  # Install dependencies using RVM autolibs - see https://blog.engineyard.com/2013/rvm-ruby-2-0
+  rvm install --autolibs=3 $ruby_version
   rvm $ruby_version --default
   echo 'gem: --no-ri --no-rdoc' > ~/.gemrc
 
   # Install Bundler
-  gem update --system
   gem install bundler
 fi
 
 # Install sysstat, then configure if this is a new install.
 if sunzi.install "sysstat"; then