ruby_env.cf

# 
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#######################################################
# RUBY on RAILS
#######################################################
#
# Scenario:
# Setup ruby on rails server.
#

bundle agent develop_ruby_on_rails
{
 vars:

  centos::

   "ruby_pkgs" slist => {
                         "ruby",
                         "ruby-devel",
                         "ruby-irb",
                         "ruby-rdoc",
                         "ruby-ri",
                         "sqlite-devel"
                        };

  ubuntu::

   "ruby_pkgs" slist => {
                         "ruby",
                         "irb",
                         "rdoc",
                         "rubygems",
                         "build-essential",
                         "zlib1g",
                         "libopenssl-ruby",
                         "libreadline-ruby",
                         "rails",
                         "sqlite3",
                         "libsqlite3-ruby"
#               Optional using mysql database instead
#                         "mysql-server",
#                         "mysql-client",
#                         "libmysqlclient-dev",
#                         "libmysql-ruby"
                        };

#

 classes:

  any::
  
   "no_gems"  not => fileexists("/usr/bin/gem");
   "no_rails" not => fileexists("/usr/bin/rails");

#

 files:

  centos::

   "/tmp/install_rails.rb"
      comment => "Create a script to install rails by rubygems",
         create => "true",
          perms => mog("755","root","root"),
  edit_defaults => empty,
      edit_line => install_rails,
        classes => if_ok("please_install_rails");
      
#

 packages:

  any::

   "$(ruby_pkgs)"

          comment => "Prepare RUBY environment for ruby programing and ruby on rails",
   package_policy => "add",
   package_method => generic,
          classes => if_ok("all_set");

#

 commands:

  please_install_rails.all_set.no_gems.no_rails::

   "/tmp/install_rails.rb"
      comment => "To setup rails and rubygems on CentOS, not available on YUM repo";

  centos.Hr00.Min00_05::

   "/usr/bin/gem update"
      comment => "check for update rubygems and its dependency once a day";

}

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

bundle edit_line install_rails
{
 insert_lines:
"#!/usr/bin/env ruby

def cmd(cmd)
  puts cmd; system(cmd)
end

cmd \"cd /tmp && wget http://rubyforge.org/frs/download.php/60718/rubygems-1.3.5.tgz\"
cmd \"cd /tmp && tar xvfz rubygems-1.3.5.tgz\"
cmd \"cd /tmp/rubygems-1.3.5 && ruby setup.rb\"
cmd \"rm -rf /tmp/rubygems*\"
cmd \"gem install rails\"
cmd \"gem install sqlite3-ruby --version=1.2.4\"";
}

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