1 files changed, 72 insertions, 0 deletions
diff --git a/lib/gitlab/ci/config/entry/global.rb b/lib/gitlab/ci/config/entry/global.rb
new file mode 100644
index 00000000000..a4ec8f0ff2f
--- /dev/null
+++ b/lib/gitlab/ci/config/entry/global.rb
@@ -0,0 +1,72 @@
+module Gitlab
+  module Ci
+    class Config
+      module Entry
+        ##
+        # This class represents a global entry - root Entry for entire
+        # GitLab CI Configuration file.
+        #
+        class Global < Node
+          include Configurable
+
+          entry :before_script, Entry::Script,
+            description: 'Script that will be executed before each job.'
+
+          entry :image, Entry::Image,
+            description: 'Docker image that will be used to execute jobs.'
+
+          entry :services, Entry::Services,
+            description: 'Docker images that will be linked to the container.'
+
+          entry :after_script, Entry::Script,
+            description: 'Script that will be executed after each job.'
+
+          entry :variables, Entry::Variables,
+            description: 'Environment variables that will be used.'
+
+          entry :stages, Entry::Stages,
+            description: 'Configuration of stages for this pipeline.'
+
+          entry :types, Entry::Stages,
+            description: 'Deprecated: stages for this pipeline.'
+
+          entry :cache, Entry::Cache,
+            description: 'Configure caching between build jobs.'
+
+          helpers :before_script, :image, :services, :after_script,
+                  :variables, :stages, :types, :cache, :jobs
+
+          def compose!(_deps = nil)
+            super(self) do
+              compose_jobs!
+              compose_deprecated_entries!
+            end
+          end
+
+          private
+
+          def compose_jobs!
+            factory = Entry::Factory.new(Entry::Jobs)
+              .value(@config.except(*self.class.nodes.keys))
+              .with(key: :jobs, parent: self,
+                    description: 'Jobs definition for this pipeline')
+
+            @entries[:jobs] = factory.create!
+          end
+
+          def compose_deprecated_entries!
+            ##
+            # Deprecated `:types` key workaround - if types are defined and
+            # stages are not defined we use types definition as stages.
+            #
+            if types_defined? && !stages_defined?
+              @entries[:stages] = @entries[:types]
+            end
+
+            @entries.delete(:types)
+          end
+        end
+      end
+    end
+  end
+end