Labs

README.md

@@ -134,6 +134,8 @@ A full list of tasks provided:
   rake heroku:deploy:after          # Callback after deploys
   rake heroku:deploy:before         # Callback before deploys
   rake heroku:deploy:force[commit]  # Force-pushes the given commit, migrates and restarts (default: HEAD)
+  rake heroku:features              # Install features (labs) for the application.
+  rake heroku:features:local        # List configured features (labs), without installing them
   rake heroku:logs                  # Shows the Heroku logs
   rake heroku:logs:tail             # Tail the Heroku logs (requires logging:expanded)
   rake heroku:maintenance           # Enable maintenance mode

lib/heroku_san/stage.rb

@@ -17,49 +17,53 @@ def initialize(stage, options = {})
     def ==(other)
       other.name == name && other.options == options
     end
-    
+
     def heroku
       @heroku ||= HerokuSan::API.new(:api_key => auth_token, :mock => MOCK)
     end
 
     def app
       @options['app'] or raise MissingApp, "#{name}: is missing the app: configuration value. I don't know what to access on Heroku."
     end
-    
+
     def repo
       @options['repo'] ||= "[email protected]:#{app}.git"
     end
-    
+
     def stack
       @options['stack'] ||= heroku.get_stack(app).body.detect{|stack| stack['current']}['name']
     end
-    
+
     def tag
       @options['tag']
     end
-    
+
     def config
       @options['config'] ||= {}
     end
 
     def addons
       (@options['addons'] ||= []).flatten
     end
-
+
+    def features
+      (@options['features'] ||= []).flatten
+    end
+
     def run(command, args = nil)
       sh_heroku "run", command, *args
     end
-    
+
     def push(sha = nil, force = false)
       sha ||= git_parsed_tag(tag)
       git_push(sha, repo, force ? %w[--force] : [])
     end
-    
+
     def migrate
       run('rake db:migrate')
       restart
     end
-    
+
     def deploy(commit = nil, force = nil)
       strategy = @options['deploy'].new(self, commit, force)
       strategy.deploy
@@ -82,7 +86,7 @@ def maintenance(action = nil)
         heroku.post_app_maintenance(app, {:on => '1', :off => '0'}[action])
       end
     end
-    
+
     def create
       params = {
           'name' => @options['app'],
@@ -103,7 +107,7 @@ def sharing_remove(email) # DEPREC?
     def long_config
       heroku.get_config_vars(app).body
     end
-    
+
     def push_config(options = nil)
       params = (options || config)
       heroku.put_config_vars(app, params).body
@@ -121,18 +125,30 @@ def install_addons
       installed_addons
     end
 
+    def installed_features
+      heroku.get_features(app).body.select { |feature| feature['enabled'] }
+    end
+
+    def install_features
+      features_to_install = features - installed_features.map { |l| l['name'] }
+      features_to_install.each do |feature|
+        heroku.post_feature(feature, app)
+      end
+      installed_features
+    end
+
     def restart
       "restarted" if heroku.post_ps_restart(app).body == 'ok'
     end
-  
+
     def logs(tail = false)
       sh_heroku 'logs', (tail ? '--tail' : nil)
     end
-    
+
     def revision
       git_named_rev(git_revision(repo))
     end
-    
+
   private
 
     def auth_token

lib/heroku_san/tasks.rb

@@ -87,7 +87,7 @@
     each_heroku_app do |stage|
       addons = stage.install_addons
       puts "#{stage.name} addons"
-      addons.each do |addon| 
+      addons.each do |addon|
         puts "  - " + addon['name'] + (addon['configured'] ? "" : " # Configure at https://api.heroku.com/myapps/#{stage.app}/addons/#{addon['name']}")
       end
     end
@@ -105,6 +105,29 @@
     end
   end
 
+  desc 'Install features (labs) for the application.'
+  task :features do
+    each_heroku_app do |stage|
+      features = stage.install_features
+      puts "#{stage.name} features (labs)"
+      features.each do |feature|
+        puts "  - " + feature['name']
+      end
+    end
+  end
+
+  namespace :features do
+    desc 'List configured features (labs), without installing them'
+    task :local do
+      each_heroku_app do |stage|
+        puts "Configured features (labs) for #{stage.name}:"
+        stage.features.each do |feature|
+          puts "  - #{feature}"
+        end
+      end
+    end
+  end
+
   desc 'Creates an example configuration file'
   task :create_config do
     filename = %Q{#{HerokuSan.project.config_file.to_s}}

lib/templates/heroku.example.yml

@@ -28,6 +28,8 @@ staging:
     - memcache:5mb
     - logging:basic
     - scheduler:standard
+  features:
+    - user-env-compile
 
 demo:
   app: awesomeapp-demo