From f908d975adbe78f00b7ce858674bded26d493ce4 Mon Sep 17 00:00:00 2001
From: Toby Retallick <toby.retallick@gmail.com>
Date: Wed, 9 Jan 2019 14:13:39 +0000
Subject: [PATCH] Add metrics initializer

---
 config/initializers/metrics.rb | 7 +++++++
 1 file changed, 7 insertions(+)
 create mode 100644 config/initializers/metrics.rb

diff --git a/config/initializers/metrics.rb b/config/initializers/metrics.rb
new file mode 100644
index 0000000..0bbab78
--- /dev/null
+++ b/config/initializers/metrics.rb
@@ -0,0 +1,7 @@
+unless Rails.env.test?
+  require 'prometheus_exporter/instrumentation'
+  require 'prometheus_exporter/middleware'
+
+  PrometheusExporter::Instrumentation::Process.start(type: 'master')
+  Rails.application.middleware.unshift PrometheusExporter::Middleware
+end