Module: TemplateStreaming::NewRelic::Controller

Defined in:
lib/template_streaming/new_relic.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(base) ⇒ Object 



149
150
151
152
153
154
155
156
157
158
 
# File 'lib/template_streaming/new_relic.rb', line 149

def self.included(base)
  base.class_eval do
    # Make sure New Relic's hook wraps ours so we have access to the metric frame it sets.
    method_name = :perform_action_with_newrelic_trace
    method_defined?(method_name) || private_method_defined?(method_name) and
      raise "Template Streaming must be loaded before New Relic's controller instrumentation"
    alias_method_chain :process, :template_streaming
    alias_method_chain :perform_action, :template_streaming
  end
end

Instance Method Details

#perform_action_with_template_streaming(*args, &block) ⇒ Object 



166
167
168
169
170
171
172
173
174
175
176
 
# File 'lib/template_streaming/new_relic.rb', line 166

def perform_action_with_template_streaming(*args, &block)
  unless _is_filtered?('do_not_trace')
    frame_data = request.env[ENV_FRAME_DATA] = ::NewRelic::Agent::Instrumentation::MetricFrame.current
    frame_data.hold_apdex
    # This depends on current scope stack, so stash it too.
    request.env[ENV_RECORDED_METRICS] = ::NewRelic::Agent::Instrumentation::MetricFrame.current.recorded_metrics
    request.env[ENV_METRIC_PATH] = newrelic_metric_path
    request.env[ENV_IGNORE_APDEX] = _is_filtered?('ignore_apdex')
  end
  perform_action_without_template_streaming(*args, &block)
end

#process_with_template_streaming(request, response, method = :perform_action, *arguments) ⇒ Object 



160
161
162
163
164
 
# File 'lib/template_streaming/new_relic.rb', line 160

def process_with_template_streaming(request, response, method = :perform_action, *arguments)
  metric_names = ["HttpDispatcher", "Controller/#{newrelic_metric_path(request.parameters['action'])}"]
  ::NewRelic::Agent.instance.start_accumulating(*metric_names)
  process_without_template_streaming(request, response, method, *arguments)
end