Module: Capistrano::Graphite

Defined in:
lib/graphite-notify/capistrano.rb

Class Method Summary collapse

Class Method Details

.load_into(configuration) ⇒ Object

Called when a Capistrano::Configuration.instance exists. Will define two tasks:

* graphite:notify_deploy notify graphite of an app deploy with the user in tags and a message
* graphite:notify_restart notify graphite of an app rollback with the user in tags and a message

Parameters:

  • configuration (Capistrano::Configuration) —

    the current capistrano configuration instance



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# File 'lib/graphite-notify/capistrano.rb', line 12

def self.load_into(configuration)
  configuration.load do

    after 'deploy:restart', 'graphite:notify_deploy'
    after 'rollback:restart', 'graphite:notify_rollback'

    local_user = ENV['USER'] || ENV['USERNAME']

    namespace :graphite do
      desc 'notify graphite that a deployment occured'
      task :notify_deploy, :on_error => :continue do
        uri = URI(graphite_url)
        http = Net::HTTP.new(uri.host, uri.port)
        http.use_ssl = true if uri.scheme == 'https'
        begin
          http.start  do |h|
            if respond_to?(:stage)
              h.post(uri.path, { 'what' => "deploy #{application} in #{stage}",
                                 'tags' => "#{application},#{stage},#{real_revision},deploy",
                                 'data' => "#{local_user}" }.to_json)
            else
              h.post(uri.path, { 'what' => "deploy #{application}",
                                 'tags' => "#{application},#{real_revision},deploy",
                                 'data' => "#{local_user}" }.to_json)
            end
          end
        rescue => e
          puts "graphite:notify_deploy failed: #{e.message}"
        end
      end

      desc 'notify graphite that a rollback occured'
      task :notify_rollback, :on_error => :continue do
        uri = URI(graphite_url)
        http = Net::HTTP.new(uri.host, uri.port)
        http.use_ssl = true if uri.scheme == 'https'
        begin
          http.start do |h|
            if respond_to?(:stage)
              h.post(uri.path, { 'what' => "rollback #{application} in #{stage}",
                                 'tags' => "#{application},#{stage},#{real_revision},rollback",
                                 'data' => "#{local_user}" }.to_json)
            else
              h.post(uri.path, { 'what' => "rollback #{application}",
                                 'tags' => "#{application},#{real_revision},rollback",
                                 'data' => "#{local_user}" }.to_json)
            end
          end
        rescue => e
          puts "graphite:notify_rollback failed: #{e.message}"
        end
      end
    end
  end
end