Module: Datadog::Tracing::Contrib::Sinatra::Tracer::Base

Defined in:
lib/datadog/tracing/contrib/sinatra/tracer.rb

Overview

Method overrides for Sinatra::Base

Instance Method Summary collapse

Instance Method Details

#render(engine, data) ⇒ Object 



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# File 'lib/datadog/tracing/contrib/sinatra/tracer.rb', line 24

def render(engine, data, *)
  return super unless Tracing.enabled?

  Tracing.trace(Ext::SPAN_RENDER_TEMPLATE, span_type: Tracing::Metadata::Ext::HTTP::TYPE_TEMPLATE) do |span|
    span.set_tag(Tracing::Metadata::Ext::TAG_COMPONENT, Ext::TAG_COMPONENT)
    span.set_tag(Tracing::Metadata::Ext::TAG_OPERATION, Ext::TAG_OPERATION_RENDER_TEMPLATE)

    span.set_tag(Ext::TAG_TEMPLATE_ENGINE, engine)

    # If data is a string, it is a literal template and we don't
    # want to record it.
    span.set_tag(Ext::TAG_TEMPLATE_NAME, data) if data.is_a? Symbol

    # Measure service stats
    Contrib::Analytics.set_measured(span)

    super
  end
end

#route_eval ⇒ Object

Invoked when a matching route is found. This method yields directly to user code.



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# File 'lib/datadog/tracing/contrib/sinatra/tracer.rb', line 46

def route_eval
  configuration = Datadog.configuration.tracing[:sinatra]
  return super unless Tracing.enabled?

  datadog_route = Sinatra::Env.route_path(env)

  Tracing.trace(
    Ext::SPAN_ROUTE,
    service: configuration[:service_name],
    span_type: Tracing::Metadata::Ext::HTTP::TYPE_INBOUND,
    resource: "#{request.request_method} #{datadog_route}",
  ) do |span, trace|
    span.set_tag(Ext::TAG_APP_NAME, settings.name || settings.superclass.name)
    span.set_tag(Ext::TAG_ROUTE_PATH, datadog_route)

    if request.script_name && !request.script_name.empty?
      span.set_tag(Ext::TAG_SCRIPT_NAME, request.script_name)
    end

    span.set_tag(Tracing::Metadata::Ext::TAG_COMPONENT, Ext::TAG_COMPONENT)
    span.set_tag(Tracing::Metadata::Ext::TAG_OPERATION, Ext::TAG_OPERATION_ROUTE)

    trace.resource = span.resource

    sinatra_request_span = Sinatra::Env.datadog_span(env)

    sinatra_request_span.resource = span.resource

    Contrib::Analytics.set_measured(span)

    super
  end
end