1 files changed, 47 insertions, 0 deletions
diff --git a/lib/gitlab/git/storage/null_circuit_breaker.rb b/lib/gitlab/git/storage/null_circuit_breaker.rb
new file mode 100644
index 00000000000..297c043d054
--- /dev/null
+++ b/lib/gitlab/git/storage/null_circuit_breaker.rb
@@ -0,0 +1,47 @@
+module Gitlab
+  module Git
+    module Storage
+      class NullCircuitBreaker
+        # These will have actual values
+        attr_reader :storage,
+                    :hostname
+
+        # These will always have nil values
+        attr_reader :storage_path,
+                    :failure_wait_time,
+                    :failure_reset_time,
+                    :storage_timeout
+
+        def initialize(storage, hostname, error: nil)
+          @storage = storage
+          @hostname = hostname
+          @error = error
+        end
+
+        def perform
+          @error ? raise(@error) : yield
+        end
+
+        def circuit_broken?
+          !!@error
+        end
+
+        def failure_count_threshold
+          1
+        end
+
+        def last_failure
+          circuit_broken? ? Time.now : nil
+        end
+
+        def failure_count
+          circuit_broken? ? 1 : 0
+        end
+
+        def failure_info
+          Gitlab::Git::Storage::CircuitBreaker::FailureInfo.new(last_failure, failure_count)
+        end
+      end
+    end
+  end
+end