tscolari / tracer

lager.Logger with embed tracing

Tracer

Experimental logger with metrics and plans for distributed tracing support.

Writer

originalLogger := logger.New("my-app")
writerTracer := writer.New(outputFile)

tracingLogger := tracer.NewLogger(originalLogger, writerTracer)
Hello(logger)

...

func Hello(logger lager.Logger) {
  logger := logger.Session("hello")
  logger.Debug("start")
  defer logger.Debug("end")

  ...
}

# my-app.hello: 12321

Metron

originalLogger := logger.New("my-app")
metronTracer := metron.New()

tracingLogger := tracer.NewLogger(originalLogger, metronTracer)
Hello(logger)

...

func Hello(logger lager.Logger) {
  logger := logger.Session("hello")
  logger.Debug("start")
  defer logger.Debug("end")

  ...
}