1 files changed, 33 insertions, 0 deletions
diff --git a/lib/gitlab/ci/pipeline/chain/skip.rb b/lib/gitlab/ci/pipeline/chain/skip.rb
new file mode 100644
index 00000000000..9a72de87bab
--- /dev/null
+++ b/lib/gitlab/ci/pipeline/chain/skip.rb
@@ -0,0 +1,33 @@
+module Gitlab
+  module Ci
+    module Pipeline
+      module Chain
+        class Skip < Chain::Base
+          SKIP_PATTERN = /\[(ci[ _-]skip|skip[ _-]ci)\]/i
+
+          def perform!
+            if skipped?
+              @pipeline.skip if @command.save_incompleted
+            end
+          end
+
+          def skipped?
+            !@command.ignore_skip_ci && commit_message_skips_ci?
+          end
+
+          def break?
+            skipped?
+          end
+
+          private
+
+          def commit_message_skips_ci?
+            return false unless @pipeline.git_commit_message
+
+            @skipped ||= !!(@pipeline.git_commit_message =~ SKIP_PATTERN)
+          end
+        end
+      end
+    end
+  end
+end