framework.rb in ddtrace-0.6.1

- old
+ new

@@ -24,11 +24,13 @@
           default_cache_service: 'rails-cache',
           template_base_path: 'views/',
           tracer: Datadog.tracer,
           debug: false,
           trace_agent_hostname: Datadog::Writer::HOSTNAME,
-          trace_agent_port: Datadog::Writer::PORT
+          trace_agent_port: Datadog::Writer::PORT,
+          env: ::Rails.env,
+          tags: {}
         }.freeze
 
         # configure Datadog settings
         def self.configure(config)
           # tracer defaults
@@ -44,15 +46,20 @@
           datadog_config[:tracer].configure(
             hostname: datadog_config[:trace_agent_hostname],
             port: datadog_config[:trace_agent_port]
           )
 
+          # set default tracer tags
+          datadog_config[:tracer].set_tags(datadog_config[:tags])
+          datadog_config[:tracer].set_tags('env' => datadog_config[:env]) if datadog_config[:env]
+
           # set default service details
           datadog_config[:tracer].set_service_info(
             datadog_config[:default_service],
             'rails',
             Datadog::Ext::AppTypes::WEB
           )
+
           datadog_config[:tracer].set_service_info(
             datadog_config[:default_cache_service],
             'rails',
             Datadog::Ext::AppTypes::CACHE
           )