module Datadog::Contrib::HTTP::CircuitBreaker

HTTP integration circuit breaker behavior For avoiding recursive traces.

Public Instance Methods

datadog_http_request?(request) click to toggle source

We don't want to trace our own call to the API (they use net/http) TODO: We don't want this kind of soft-check on HTTP requests.

Remove this when transport implements its own "skip tracing" mechanism.
# File lib/ddtrace/contrib/http/circuit_breaker.rb, line 22
def datadog_http_request?(request)
  if request[Datadog::Ext::Transport::HTTP::HEADER_META_TRACER_VERSION]
    true
  else
    false
  end
end
should_skip_distributed_tracing?(pin) click to toggle source
# File lib/ddtrace/contrib/http/circuit_breaker.rb, line 30
def should_skip_distributed_tracing?(pin)
  return !pin.config[:distributed_tracing] if pin.config && pin.config.key?(:distributed_tracing)

  !Datadog.configuration[:http][:distributed_tracing]
end
should_skip_tracing?(request, tracer) click to toggle source
# File lib/ddtrace/contrib/http/circuit_breaker.rb, line 8
def should_skip_tracing?(request, tracer)
  return true if datadog_http_request?(request)

  # we don't want a "shotgun" effect with two nested traces for one
  # logical get, and request is likely to call itself recursively
  active = tracer.active_span
  return true if active && (active.name == Ext::SPAN_REQUEST)

  false
end