Rails deploy hooks implemented

attributes/default.rb

@@ -20,3 +20,14 @@
 default['defaults']['appserver']['tcp_nopush'] = false
 default['defaults']['appserver']['tries'] = 5
 default['defaults']['appserver']['timeout'] = 60
+
+# framework
+## common
+
+default['defaults']['framework']['adapter'] = 'rails'
+
+## rails
+
+default['defaults']['framework']['migrate'] = true
+default['defaults']['framework']['migration_command'] =
+  'bundle exec rake db:version > /dev/null 2>&1 && bundle exec rake db:migrate || bundle exec rake db:setup'

libraries/drivers_base.rb

@@ -19,16 +19,6 @@ def self.adapter(adapter = nil)
       (@adapter || self.class.name.underscore).to_s
     end
 
-    protected
-
-    def allowed_engines
-      self.class.allowed_engines
-    end
-
-    def adapter
-      self.class.adapter
-    end
-
     # Dummy methods for children to redefine
     def setup(_context)
     end
@@ -48,6 +38,16 @@ def undeploy(_context)
     def shutdown(_context)
     end
 
+    protected
+
+    def allowed_engines
+      self.class.allowed_engines
+    end
+
+    def adapter
+      self.class.adapter
+    end
+
     def validate_app_engine
       return validate_node_engine if app_engine.blank?
       validate_engine(:app)

libraries/drivers_framework_base.rb

@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+module Drivers
+  module Framework
+    class Base < Drivers::Base
+      include Drivers::Dsl::Output
+
+      def out
+        handle_output(raw_out)
+      end
+
+      def raw_out
+        node['defaults']['framework'].merge(
+          node['deploy'][app['shortname']]['framework'] || {}
+        ).symbolize_keys
+      end
+
+      def validate_app_engine
+      end
+    end
+  end
+end

libraries/drivers_framework_factory.rb

@@ -0,0 +1,21 @@
+# frozen_string_literal: true
+module Drivers
+  module Framework
+    class Factory
+      def self.build(app, node, options = {})
+        engine = detect_engine(app, node, options)
+        raise StandardError, 'There is no supported Framework driver for given configuration.' if engine.blank?
+        engine.new(app, node, options)
+      end
+
+      def self.detect_engine(app, node, _options)
+        Drivers::Framework::Base.descendants.detect do |framework_driver|
+          framework_driver.allowed_engines.include?(
+            node['deploy'][app['shortname']]['framework'].try(:[], 'adapter') ||
+            node['defaults']['framework']['adapter']
+          )
+        end
+      end
+    end
+  end
+end

libraries/drivers_framework_rails.rb

@@ -0,0 +1,14 @@
+# frozen_string_literal: true
+module Drivers
+  module Framework
+    class Rails < Drivers::Framework::Base
+      adapter :rails
+      allowed_engines :rails
+      output filter: [:migrate, :migration_command, :deploy_environment]
+
+      def raw_out
+        super.merge(deploy_environment: { 'RAILS_ENV' => 'production' })
+      end
+    end
+  end
+end

libraries/helpers.rb

@@ -39,7 +39,6 @@ def every_enabled_application
   node['deploy'].each do |deploy_app_shortname, deploy|
     application = applications.detect { |app| app['shortname'] == deploy_app_shortname }
     next unless application
-    deploy = deploy[application['shortname']]
     yield application, deploy
   end
 end
@@ -49,3 +48,10 @@ def every_enabled_rds
     yield rds
   end
 end
+
+def perform_bundle_install(release_path)
+  bundle_install File.join(release_path, 'Gemfile') do
+    deployment true
+    without %w(development test)
+  end
+end

recipes/deploy.rb

@@ -1,17 +1,26 @@
 # frozen_string_literal: true
 include_recipe 'opsworks_ruby::configure'
 
-do_migrate = true
-
-every_enabled_application do |app, _deploy|
+every_enabled_application do |app, deploy|
   scm = Drivers::Scm::Factory.build(app, node)
-  scm.before_deploy(self)
   appserver = Drivers::Appserver::Factory.build(app, node)
+  framework = Drivers::Framework::Factory.build(app, node)
+
+  scm.before_deploy(self)
+  appserver.before_deploy(self)
+  framework.before_deploy(self)
 
   deploy app['shortname'] do
     deploy_to deploy_dir(app)
     user node['deployer']['user'] || 'root'
     group www_group
+    environment framework.out[:deploy_environment]
+
+    create_dirs_before_symlink deploy[:create_dirs_before_symlink]
+    keep_releases deploy[:keep_releases]
+    purge_before_symlink deploy[:purge_before_symlink] if deploy[:purge_before_symlink]
+    symlink_before_migrate deploy[:symlink_before_migrate]
+    symlinks deploy[:symlinks] if deploy[:symlinks]
 
     scm.out.each do |scm_key, scm_value|
       send(scm_key, scm_value)
@@ -23,40 +32,31 @@
                config[:timer]
     end
 
-    migration_command(
-      'bundle exec rake db:version > /dev/null 2>&1 && bundle exec rake db:migrate || bundle exec rake db:setup'
-    )
-    migrate do_migrate
+    migration_command(framework.out[:migration_command])
+    migrate framework.out[:migrate]
     before_migrate do
-      bundle_install File.join(release_path, 'Gemfile') do
-        deployment true
-        without %w(development test)
-      end
+      perform_bundle_install(release_path)
 
       run_callback_from_file(File.join(release_path, 'deploy', 'before_migrate.rb'))
     end
 
     before_symlink do
-      bundle_install File.join(release_path, 'Gemfile') do
-        deployment true
-        without %w(development test)
-      end unless do_migrate
+      perform_bundle_install(release_path) unless framework.out[:migrate]
 
       run_callback_from_file(File.join(release_path, 'deploy', 'before_symlink.rb'))
     end
+
+    before_restart do
+      directory File.join(release_path, '.git') do
+        recursive true
+        action :delete
+      end
+
+      run_callback_from_file(File.join(release_path, 'deploy', 'before_restart.rb'))
+    end
   end
 
+  framework.after_deploy(self)
+  appserver.after_deploy(self)
   scm.after_deploy(self)
 end
-
-# every_enabled_app do |app, deploy|
-# deploy app['shortname'] do
-# deploy_to deploy_dir
-# environment app['environment'] || {}
-# group www_group
-# migrate false
-# repository app['app_source']['url']
-# rollback_on_error true
-# user node['deployer']['user']
-# end
-# end