Module: TraceView::Inst::TyphoeusRequestOps

Defined in:
lib/traceview/inst/typhoeus.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.included(klass) ⇒ Object 



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# File 'lib/traceview/inst/typhoeus.rb', line 8

def self.included(klass)
  ::TraceView::Util.method_alias(klass, :run, ::Typhoeus::Request::Operations)
end

Instance Method Details

#run_with_traceview ⇒ Object 



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# File 'lib/traceview/inst/typhoeus.rb', line 12

def run_with_traceview
  return run_without_traceview unless TraceView.tracing?

  TraceView::API.log_entry(:typhoeus)

  # Prepare X-Trace header handling
  blacklisted = TraceView::API.blacklisted?(url)
  context = TraceView::Context.toString
  task_id = TraceView::XTrace.task_id(context)
  options[:headers]['X-Trace'] = context unless blacklisted

  response = run_without_traceview

  if response.code == 0
    TraceView::API.log(:typhoeus, :error, { :ErrorClass => response.return_code,
                                            :ErrorMsg => response.return_message })
  end

  kvs = {}
  kvs[:IsService] = 1
  kvs[:HTTPStatus] = response.code
  kvs[:Backtrace] = TraceView::API.backtrace if TraceView::Config[:typhoeus][:collect_backtraces]

  uri = URI(response.effective_url)

  # Conditionally log query params
  if TraceView::Config[:typhoeus][:log_args]
    kvs[:RemoteURL] = uri.to_s
  else
    kvs[:RemoteURL] = uri.to_s.split('?').first
  end

  kvs[:HTTPMethod] = ::TraceView::Util.upcase(options[:method])
  kvs[:Blacklisted] = true if blacklisted

  # Re-attach net::http edge unless it's blacklisted or if we don't have a
  # valid X-Trace header
  unless blacklisted
    xtrace = response.headers['X-Trace']

    if xtrace && TraceView::XTrace.valid?(xtrace) && TraceView.tracing?

      # Assure that we received back a valid X-Trace with the same task_id
      if task_id == TraceView::XTrace.task_id(xtrace)
        TraceView::Context.fromString(xtrace)
      else
        TraceView.logger.debug "Mismatched returned X-Trace ID: #{xtrace}"
      end
    end
  end

  TraceView::API.log(:typhoeus, :info, kvs)
  response
rescue => e
  TraceView::API.log_exception(:typhoeus, e)
  raise e
ensure
  TraceView::API.log_exit(:typhoeus)
end