Implement CI/CD kubernetes policy specification

2 files changed, 47 insertions, 0 deletions

diff --git a/lib/gitlab/ci/build/policy/kubernetes.rb b/lib/gitlab/ci/build/policy/kubernetes.rb
new file mode 100644
index 00000000000..bf3a95e08f0
--- /dev/null
+++ b/lib/gitlab/ci/build/policy/kubernetes.rb
@@ -0,0 +1,19 @@
+module Gitlab
+  module Ci
+    module Build
+      module Policy
+        class Kubernetes < Policy::Specification
+          def initialize(spec)
+            unless spec.to_sym == :active
+              raise UnknownPolicyError
+            end
+          end
+
+          def satisfied_by?(pipeline, **_)
+            pipeline.has_kubernetes_active?
+          end
+        end
+      end
+    end
+  end
+end
diff --git a/lib/gitlab/ci/build/policy/specification.rb b/lib/gitlab/ci/build/policy/specification.rb
new file mode 100644
index 00000000000..0bb06ee8381
--- /dev/null
+++ b/lib/gitlab/ci/build/policy/specification.rb
@@ -0,0 +1,28 @@
+module Gitlab
+  module Ci
+    module Build
+      module Policy
+        ##
+        # Abstract class that defines an intereface of job policy
+        # specification.
+        #
+        # Used for job's only/except policy configuration.
+        #
+        class Specification
+          UnknownPolicyError = Class.new(StandardError)
+
+          def initialize(spec)
+            @spec = spec
+          end
+
+          def satisfied_by?(pipeline, **metadata)
+            raise NotImplementedError
+          end
+
+          def self.fabricate_all(*specs)
+          end
+        end
+      end
+    end
+  end
+end