1 files changed, 34 insertions, 0 deletions
diff --git a/lib/gitlab/ci/config/entry/service.rb b/lib/gitlab/ci/config/entry/service.rb
new file mode 100644
index 00000000000..b52faf48b58
--- /dev/null
+++ b/lib/gitlab/ci/config/entry/service.rb
@@ -0,0 +1,34 @@
+module Gitlab
+  module Ci
+    class Config
+      module Entry
+        ##
+        # Entry that represents a configuration of Docker service.
+        #
+        class Service < Image
+          include Validatable
+
+          ALLOWED_KEYS = %i[name entrypoint command alias].freeze
+
+          validations do
+            validates :config, hash_or_string: true
+            validates :config, allowed_keys: ALLOWED_KEYS
+
+            validates :name, type: String, presence: true
+            validates :entrypoint, type: String, allow_nil: true
+            validates :command, type: String, allow_nil: true
+            validates :alias, type: String, allow_nil: true
+          end
+
+          def alias
+            value[:alias]
+          end
+
+          def command
+            value[:command]
+          end
+        end
+      end
+    end
+  end
+end