1 files changed, 41 insertions, 0 deletions
diff --git a/lib/gitlab/ci/runner/metrics.rb b/lib/gitlab/ci/runner/metrics.rb
new file mode 100644
index 00000000000..8df126decff
--- /dev/null
+++ b/lib/gitlab/ci/runner/metrics.rb
@@ -0,0 +1,41 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Ci
+    module Runner
+      class Metrics
+        extend Gitlab::Utils::StrongMemoize
+
+        def increment_runner_authentication_success_counter(runner_type: 'unknown_type')
+          raise ArgumentError, "unknown runner type: #{runner_type}" unless
+            ::Ci::Runner.runner_types.include? runner_type
+
+          self.class.runner_authentication_success_counter.increment(runner_type: runner_type)
+        end
+
+        def increment_runner_authentication_failure_counter
+          self.class.runner_authentication_failure_counter.increment
+        end
+
+        def self.runner_authentication_success_counter
+          strong_memoize(:runner_authentication_success) do
+            name = :gitlab_ci_runner_authentication_success_total
+            comment = 'Runner authentication success'
+            labels = { runner_type: nil }
+
+            ::Gitlab::Metrics.counter(name, comment, labels)
+          end
+        end
+
+        def self.runner_authentication_failure_counter
+          strong_memoize(:runner_authentication_failure) do
+            name = :gitlab_ci_runner_authentication_failure_total
+            comment = 'Runner authentication failure'
+
+            ::Gitlab::Metrics.counter(name, comment)
+          end
+        end
+      end
+    end
+  end
+end