gistfile1.rb

module SmartD
    require "open3"

    # Go through the devices in node[:block_device].
    def self.pop_smartd_hash()
        changed = false

        node[:block_device].each do |device, properties|

            if not node[:quick_start][:smartd].has_key?(device)
                # Run 'smartctl -i /dev/device' and look for return
                # code of zero and 'SMART support is: Available'
                smart_enabled = false
                stdin, stdout, stderr =
                                    Open3.popen3("smartctl -i /dev/#{device}")

                if not stderr.gets
                    while (ln = stdout.gets)
                        /.*smart\ssupport\sis:\s(\w+).*/i.match(ln)

                        if $1 and $1.downcase!.eql?('available')
                            smart_enabled = true
                        end
                    end
                end

                node[:quick_start][:smartd][device] = smart_enabled
                changed = true
            end
        end

        return changed
    end
end

gistfile2.txt

[Fri, 15 Jan 2010 10:28:27 -0800] DEBUG: Loading cookbook quick_start library file: /var/cache/chef/cookbooks/quick_start/libraries/node.rb
[Fri, 15 Jan 2010 10:28:27 -0800] DEBUG: Loading attributes from /var/cache/chef/cookbooks/quick_start/attributes/node.rb
[Fri, 15 Jan 2010 10:28:27 -0800] DEBUG: Loading Recipe quick_start::smartd_test
[Fri, 15 Jan 2010 10:28:27 -0800] DEBUG: Found recipe smartd_test in cookbook quick_start
/var/cache/chef/cookbooks/quick_start/libraries/node.rb:10:in `pop_smartd_hash': undefined local variable or method `node' for SmartD:Module (NameError)
        from /var/cache/chef/cookbooks/quick_start/recipes/smartd_test.rb:8:in `from_file'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/mixin/recipe_definition_dsl_core.rb:68:in `instance_eval'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/mixin/recipe_definition_dsl_core.rb:68:in `method_missing'
        from /var/cache/chef/cookbooks/quick_start/recipes/smartd_test.rb:1:in `from_file'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/cookbook.rb:166:in `load_recipe'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/compile.rb:153:in `load_recipes'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/compile.rb:142:in `each'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/compile.rb:142:in `load_recipes'
         ... 7 levels...
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/lib/chef/application.rb:57:in `run'
        from /usr/lib/ruby/gems/1.8/gems/chef-0.7.16/bin/chef-client:26
        from /usr/bin/chef-client:19:in `load'
        from /usr/bin/chef-client:19