Module: OpenTelemetry::Instrumentation::Sinatra::Extensions::TracerExtension
- Defined in:
- lib/opentelemetry/instrumentation/sinatra/extensions/tracer_extension.rb
Overview
Sinatra extension that installs TracerMiddleware and provides tracing for template rendering
Class Method Summary collapse
-
.registered(app) ⇒ Object
Sinatra hook after extension is registered.
Class Method Details
.registered(app) ⇒ Object
Sinatra hook after extension is registered
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# File 'lib/opentelemetry/instrumentation/sinatra/extensions/tracer_extension.rb', line 17 def self.registered(app) # Create tracing `render` method ::Sinatra::Base.module_eval do def render(_engine, data, *) template_name = data.is_a?(Symbol) ? data : :literal Sinatra::Instrumentation.instance.tracer.in_span( 'sinatra.render_template', attributes: { 'sinatra.template_name' => template_name.to_s } ) do super end end end app.use(*OpenTelemetry::Instrumentation::Rack::Instrumentation.instance.middleware_args) app.use(Middlewares::TracerMiddleware) end |