Module: Datadog::Trace::NetExtensions

Defined in:
lib/datadog/lambda/trace/patch_http.rb

Overview

NetExtensions contains patches which add tracing context to http calls

Instance Method Summary collapse

Instance Method Details

#request(req, body = nil, &block) ⇒ Object 



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# File 'lib/datadog/lambda/trace/patch_http.rb', line 32

def request(req, body = nil, &block)
  logger = Datadog::Utils.logger
  begin
    context = Datadog::Trace.current_trace_context(
      Datadog::Trace.trace_context
    )

    req[Datadog::Trace::DD_SAMPLING_PRIORITY_HEADER.to_sym] =
      context[:sample_mode]
    req[Datadog::Trace::DD_PARENT_ID_HEADER.to_sym] = context[:parent_id]
    req[Datadog::Trace::DD_TRACE_ID_HEADER.to_sym] = context[:trace_id]
    logger.debug("added context #{context} to request")
  rescue StandardError => e
    trace = e.backtrace.join("\n ")
    logger.debug(
      "couldn't add tracing context #{context} to request #{e}:\n#{trace}"
    )
  end
  super(req, body, &block)
end