feat(ruby): Added support for ruby 2.4

BREAKING CHANGE: Ruby 2.4 is now a default Ruby interpreter

.rubocop.yml

@@ -8,6 +8,9 @@ Style/Documentation:
 Metrics/AbcSize:
   Max: 25
 
+Metrics/BlockLength:
+  Enabled: false
+
 AllCops:
   TargetRubyVersion: 2.3
   DisplayCopNames: true

.ruby-version

@@ -1 +1 @@
-ruby-2.3.1
+ruby-2.4.0

.travis.yml

@@ -4,7 +4,7 @@ services:
   - docker
 
 rvm:
-  - 'ruby-2.3.1'
+  - 'ruby-2.4.0'
 
 addons:
   apt:

Gemfile

@@ -16,8 +16,8 @@ end
 group :chef do
   gem 'berkshelf'
   gem 'chefspec'
-  gem 'kitchen-vagrant'
   gem 'kitchen-docker'
+  gem 'kitchen-vagrant'
   gem 'rspec'
   gem 'test-kitchen'
 end

Gemfile.lock

@@ -2,10 +2,10 @@ GEM
   remote: https://rubygems.org/
   specs:
     addressable (2.4.0)
-    artifactory (2.5.0)
+    artifactory (2.5.1)
     ast (2.3.0)
     backports (3.6.8)
-    berkshelf (5.1.0)
+    berkshelf (5.3.0)
       addressable (~> 2.3, >= 2.3.4)
       berkshelf-api-client (>= 2.0.2, < 4.0)
       buff-config (~> 2.0)
@@ -20,12 +20,12 @@ GEM
       retryable (~> 2.0)
       ridley (~> 5.0)
       solve (> 2.0, < 4.0)
-      thor (~> 0.19)
+      thor (~> 0.19, < 0.19.2)
     berkshelf-api-client (3.0.0)
       faraday (~> 0.9)
       httpclient (~> 2.7)
       ridley (>= 4.5, < 6.0)
-    brakeman (3.4.0)
+    brakeman (3.4.1)
     buff-config (2.0.0)
       buff-extensions (~> 2.0)
       varia_model (~> 0.6)
@@ -34,7 +34,7 @@ GEM
     buff-ruby_engine (1.0.0)
     buff-shell_out (1.1.0)
       buff-ruby_engine (~> 1.0)
-    builder (3.2.2)
+    builder (3.2.3)
     bundler-audit (0.5.0)
       bundler (~> 1.2)
       thor (~> 0.18)
@@ -43,10 +43,10 @@ GEM
     celluloid-io (0.16.2)
       celluloid (>= 0.16.0)
       nio4r (>= 1.1.0)
-    chef (12.15.19)
+    chef (12.17.44)
       addressable
       bundler (>= 1.10)
-      chef-config (= 12.15.19)
+      chef-config (= 12.17.44)
       chef-zero (>= 4.8)
       diff-lcs (~> 1.2, >= 1.2.4)
       erubis (~> 2.7)
@@ -72,53 +72,52 @@ GEM
       specinfra (~> 2.10)
       syslog-logger (~> 1.6)
       uuidtools (~> 2.1.5)
-    chef-config (12.15.19)
+    chef-config (12.17.44)
       addressable
       fuzzyurl
       mixlib-config (~> 2.0)
       mixlib-shellout (~> 2.0)
-    chef-zero (5.1.0)
+    chef-zero (5.1.1)
       ffi-yajl (~> 2.2)
       hashie (>= 2.0, < 4.0)
       mixlib-log (~> 1.3)
       rack (~> 2.0)
       uuidtools (~> 2.1)
-    chefspec (5.2.0)
+    chefspec (5.3.0)
       chef (>= 12.0)
       fauxhai (~> 3.6)
       rspec (~> 3.0)
     childprocess (0.5.9)
       ffi (~> 1.0, >= 1.0.11)
     cleanroom (1.0.0)
     colorize (0.8.1)
-    connection_pool (2.2.0)
-    coveralls (0.8.15)
+    coveralls (0.8.17)
       json (>= 1.8, < 3)
       simplecov (~> 0.12.0)
       term-ansicolor (~> 1.3)
       thor (~> 0.19.1)
-      tins (>= 1.6.0, < 2)
+      tins (~> 1.6)
     cucumber-core (2.0.0)
       backports (~> 3.6)
       gherkin (~> 4.0)
     diff-lcs (1.2.5)
     docile (1.1.5)
     erubis (2.7.0)
-    ethon (0.9.1)
+    ethon (0.10.1)
       ffi (>= 1.3.0)
     faraday (0.9.2)
       multipart-post (>= 1.2, < 3)
-    faraday_middleware (0.10.0)
-      faraday (>= 0.7.4, < 0.10)
+    faraday_middleware (0.11.0)
+      faraday (>= 0.7.4, < 1.0)
     fasterer (0.3.2)
       colorize (~> 0.7)
       ruby_parser (~> 3.7)
-    fauxhai (3.9.0)
+    fauxhai (3.10.0)
       net-ssh
-    ffi (1.9.14)
+    ffi (1.9.17)
     ffi-yajl (2.3.0)
       libyajl2 (~> 1.2)
-    foodcritic (8.0.0)
+    foodcritic (8.2.0)
       cucumber-core (>= 1.3)
       erubis
       nokogiri (>= 1.5, < 2.0)
@@ -127,26 +126,26 @@ GEM
       treetop (~> 1.4)
       yajl-ruby (~> 1.1)
     fuzzyurl (0.9.0)
-    gh (0.14.0)
-      addressable
+    gh (0.15.0)
+      addressable (~> 2.4.0)
       backports
       faraday (~> 0.8)
       multi_json (~> 1.0)
-      net-http-persistent (>= 2.7)
+      net-http-persistent (~> 2.9)
       net-http-pipeline
     gherkin (4.0.0)
     hashie (3.4.6)
     highline (1.7.8)
     hitimes (1.2.4)
-    httpclient (2.8.2.4)
+    httpclient (2.8.3)
     iniparse (1.4.2)
     ipaddress (0.8.3)
-    json (2.0.2)
+    json (2.0.3)
     kitchen-docker (2.6.0)
       test-kitchen (>= 1.0.0)
-    kitchen-vagrant (0.20.0)
+    kitchen-vagrant (0.21.1)
       test-kitchen (~> 1.4)
-    kramdown (1.12.0)
+    kramdown (1.13.2)
     launchy (2.4.3)
       addressable (~> 2.3)
     libyajl2 (1.2.0)
@@ -162,19 +161,18 @@ GEM
       mixlib-log
     mixlib-cli (1.7.0)
     mixlib-config (2.2.4)
-    mixlib-install (2.1.3)
+    mixlib-install (2.1.9)
       artifactory
       mixlib-shellout
       mixlib-versioning
       thor
     mixlib-log (1.7.1)
     mixlib-shellout (2.2.7)
     mixlib-versioning (1.1.0)
-    molinillo (0.5.1)
+    molinillo (0.5.5)
     multi_json (1.12.1)
     multipart-post (2.0.0)
-    net-http-persistent (3.0.0)
-      connection_pool (~> 2.2)
+    net-http-persistent (2.9.4)
     net-http-pipeline (1.0.1)
     net-scp (1.2.1)
       net-ssh (>= 2.6.5)
@@ -187,12 +185,12 @@ GEM
       net-ssh (>= 2.6.5)
       net-ssh-gateway (>= 1.2.0)
     net-telnet (0.1.1)
-    nio4r (1.2.1)
-    nokogiri (1.6.8.1)
+    nio4r (2.0.0)
+    nokogiri (1.7.0.1)
       mini_portile2 (~> 2.1.0)
-    octokit (4.3.0)
-      sawyer (~> 0.7.0, >= 0.5.3)
-    ohai (8.21.0)
+    octokit (4.6.2)
+      sawyer (~> 0.8.0, >= 0.5.3)
+    ohai (8.22.1)
       chef-config (>= 12.5.0.alpha.1, < 13)
       ffi (~> 1.9)
       ffi-yajl (~> 2.2)
@@ -207,7 +205,7 @@ GEM
     overcommit (0.37.0)
       childprocess (~> 0.5.8)
       iniparse (~> 1.4)
-    parser (2.3.1.4)
+    parser (2.3.3.1)
       ast (~> 2.2)
     plist (3.2.0)
     polyglot (0.3.5)
@@ -217,8 +215,8 @@ GEM
       json
       websocket (~> 1.0)
     rack (2.0.1)
-    rainbow (2.1.0)
-    rake (11.3.0)
+    rainbow (2.2.1)
+    rake (12.0.0)
     retryable (2.0.4)
     ridley (5.1.0)
       addressable
@@ -257,22 +255,22 @@ GEM
     rspec_junit_formatter (0.2.3)
       builder (< 4)
       rspec-core (>= 2, < 4, != 2.12.0)
-    rubocop (0.44.1)
-      parser (>= 2.3.1.1, < 3.0)
+    rubocop (0.47.0)
+      parser (>= 2.3.3.1, < 3.0)
       powerpack (~> 0.1)
       rainbow (>= 1.99.1, < 3.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (~> 1.0, >= 1.0.1)
     ruby-progressbar (1.8.1)
-    ruby_parser (3.8.3)
+    ruby_parser (3.8.4)
       sexp_processor (~> 4.1)
     rufus-lru (1.1.0)
     safe_yaml (1.0.4)
-    sawyer (0.7.0)
-      addressable (>= 2.3.5, < 2.5)
-      faraday (~> 0.8, < 0.10)
+    sawyer (0.8.1)
+      addressable (>= 2.3.5, < 2.6)
+      faraday (~> 0.8, < 1.0)
     semverse (2.0.0)
-    serverspec (2.37.2)
+    serverspec (2.38.0)
       multi_json
       rspec (~> 3.0)
       rspec-its
@@ -284,19 +282,19 @@ GEM
       json (>= 1.8, < 3)
       simplecov-html (~> 0.10.0)
     simplecov-html (0.10.0)
-    solve (3.0.1)
-      molinillo (~> 0.4)
+    solve (3.1.0)
+      molinillo (>= 0.5)
       semverse (>= 1.1, < 3.0)
-    specinfra (2.63.3)
+    specinfra (2.66.4)
       net-scp
-      net-ssh (>= 2.7, < 4.0)
+      net-ssh (>= 2.7, < 5.0)
       net-telnet
       sfl
     syslog-logger (1.6.8)
     systemu (2.6.5)
     term-ansicolor (1.4.0)
       tins (~> 1.0)
-    test-kitchen (1.13.2)
+    test-kitchen (1.14.2)
       mixlib-install (>= 1.2, < 3.0)
       mixlib-shellout (>= 1.2, < 3.0)
       net-scp (~> 1.1)
@@ -307,8 +305,8 @@ GEM
     thor (0.19.1)
     timers (4.0.4)
       hitimes
-    tins (1.12.0)
-    travis (1.8.2)
+    tins (1.13.0)
+    travis (1.8.5)
       backports
       faraday (~> 0.9)
       faraday_middleware (~> 0.9, >= 0.9.1)
@@ -321,14 +319,14 @@ GEM
       polyglot (~> 0.3)
     typhoeus (0.8.0)
       ethon (>= 0.8.0)
-    unicode-display_width (1.1.1)
+    unicode-display_width (1.1.3)
     uuidtools (2.1.5)
     varia_model (0.6.0)
       buff-extensions (~> 2.0)
       hashie (>= 2.0.2, < 4.0.0)
     websocket (1.2.3)
     wmi-lite (1.0.0)
-    yajl-ruby (1.2.1)
+    yajl-ruby (1.3.0)
 
 PLATFORMS
   ruby
@@ -351,4 +349,4 @@ DEPENDENCIES
   travis
 
 BUNDLED WITH
-   1.13.5
+   1.13.7

attributes/default.rb

@@ -3,7 +3,7 @@
 # ruby
 
 default['build-essential']['compile_time'] = true
-default['ruby-ng']['ruby_version'] = node['ruby'].try(:[], 'version') || '2.3'
+default['ruby-ng']['ruby_version'] = node['ruby'].try(:[], 'version') || '2.4'
 default['nginx']['source']['modules'] = %w(
   nginx::http_ssl_module nginx::http_realip_module nginx::http_gzip_static_module nginx::headers_more_module
   nginx::http_stub_status_module

docs/source/attributes.rst

@@ -34,6 +34,14 @@ convention).
      of an application, not included in this list - it will be skipped, as this list
      takes precedence over anything else.
 
+-  ``node['ruby-ng']['ruby_version']``
+
+  -  **Type:** string
+  -  **Default:** ``2.4``
+  -  Sets the Ruby version used through the system. See `ruby-ng cookbook documentation`_
+     for more details
+
+
 Application attributes
 ----------------------
 
@@ -487,6 +495,7 @@ resque
   -  **Default:** ``*``
   -  Array of queues which should be processed by resque
 
+.. _ruby-ng cookbook documentation: https://supermarket.chef.io/cookbooks/ruby-ng
 .. _figaro: https://github.com/laserlemon/figaro
 .. _dotenv: https://github.com/bkeepers/dotenv
 .. |app['appserver']['backlog']| replace:: ``app['appserver']['backlog']``

libraries/drivers_appserver_base.rb

@@ -33,8 +33,7 @@ def raw_out
         ).symbolize_keys
       end
 
-      def validate_app_engine
-      end
+      def validate_app_engine; end
 
       protected
 

libraries/drivers_appserver_null.rb

@@ -6,8 +6,7 @@ class Null < Drivers::Appserver::Base
       allowed_engines :null
       output filter: []
 
-      def configure
-      end
+      def configure; end
       alias after_deploy configure
       alias after_undeploy configure
     end