(WIP) (RE-7014) Add tracking of gets

This adds the statsd tracking of pool gets.  It is seemingly working on success, but not fail. WIP

lib/vmpooler/api.rb

@@ -42,9 +42,10 @@ module Vmpooler
     use Vmpooler::API::Reroute
     use Vmpooler::API::V1
 
-    def configure(config, redis, environment = :production)
+    def configure(config, redis, statsd, environment = :production)
       self.settings.set :config, config
       self.settings.set :redis, redis
+      self.settings.set :statsd, statsd
       self.settings.set :environment, environment
     end
 

lib/vmpooler/api/v1.rb

@@ -12,6 +12,16 @@ module Vmpooler
       Vmpooler::API.settings.redis
     end
 
+    def statsd
+      Vmpooler::API.settings.statsd
+    end
+
+    def statsd_prefix
+      if Vmpooler::API.settings.statsd
+        Vmpooler::API.settings.config[:statsd]['prefix']? Vmpooler::API.settings.config[:statsd]['prefix'] : 'vmpooler'
+      end
+    end
+
     def config
       Vmpooler::API.settings.config[:config]
     end
@@ -79,6 +89,12 @@ module Vmpooler
         result['ok'] = false
       end
 
+      if result['ok']
+        statsd.increment(statsd_prefix + '.checkout_success.' + template, 1)
+      else
+        statsd.increment(statsd_prefix + '.checkout_fail.' + template, 1)
+      end
+
       result
     end
 
@@ -366,6 +382,10 @@ module Vmpooler
         result['domain'] = config['domain']
       end
 
+      if !result['ok']
+        statsd.increment(statsd_prefix + '.checkout_fail.' + key, 1)
+      end
+
       JSON.pretty_generate(result)
     end