1 files changed, 18 insertions, 0 deletions
diff --git a/lib/gitlab/ci/config/entry/services.rb b/lib/gitlab/ci/config/entry/services.rb
new file mode 100644
index 00000000000..84f8ab780f5
--- /dev/null
+++ b/lib/gitlab/ci/config/entry/services.rb
@@ -0,0 +1,18 @@
+module Gitlab
+  module Ci
+    class Config
+      module Entry
+        ##
+        # Entry that represents a configuration of Docker services.
+        #
+        class Services < Node
+          include Validatable
+
+          validations do
+            validates :config, array_of_strings: true
+          end
+        end
+      end
+    end
+  end
+end