From cc93c756d6821a97edd47ea3ce030b8bf0ca8f62 Mon Sep 17 00:00:00 2001
From: Tom Hughes <tom@compton.nu>
Date: Sun, 20 Sep 2020 09:01:59 +0000
Subject: [PATCH] Add memcached exporter

---
 cookbooks/memcached/metadata.rb                          | 1 +
 cookbooks/memcached/recipes/default.rb                   | 7 +++++++
 cookbooks/memcached/templates/default/memcached.conf.erb | 3 +++
 3 files changed, 11 insertions(+)

diff --git a/cookbooks/memcached/metadata.rb b/cookbooks/memcached/metadata.rb
index 6ccb01343..f07fa1cdc 100644
--- a/cookbooks/memcached/metadata.rb
+++ b/cookbooks/memcached/metadata.rb
@@ -7,3 +7,4 @@ description       "Installs and configures memcached"
 version           "1.0.0"
 supports          "ubuntu"
 depends           "munin"
+depends           "prometheus"
diff --git a/cookbooks/memcached/recipes/default.rb b/cookbooks/memcached/recipes/default.rb
index 937e8b93c..bc24aef65 100644
--- a/cookbooks/memcached/recipes/default.rb
+++ b/cookbooks/memcached/recipes/default.rb
@@ -18,6 +18,7 @@
 #
 
 include_recipe "munin"
+include_recipe "prometheus"
 
 package "memcached"
 
@@ -43,3 +44,9 @@ end
     target "memcached_multi_"
   end
 end
+
+prometheus_exporter "memcached" do
+  version "0.7.0"
+  port 9150
+  options "--memcached.address=#{node[:memcached][:ip_address]}:#{node[:memcached][:tcp_port]} --memcached.pid-file=/run/memcached/memcached.pid"
+end
diff --git a/cookbooks/memcached/templates/default/memcached.conf.erb b/cookbooks/memcached/templates/default/memcached.conf.erb
index 93ff61084..7b60de466 100644
--- a/cookbooks/memcached/templates/default/memcached.conf.erb
+++ b/cookbooks/memcached/templates/default/memcached.conf.erb
@@ -6,6 +6,9 @@
 # Run as user memcache
 -u memcache
 
+# Use a pidfile
+-P /run/memcached/memcached.pid
+
 # Log memcached's output to /var/log/memcached
 logfile /var/log/memcached.log
 
-- 
2.43.2