Skip to content

Zap Logger

The Zap module implements the flamingo Logger interface and uses Zap logger.

Usage

Just add the module to your bootstrap, the module will Bind on the interface flamingo.Logger which is the interface you should inject in your application code to do logging.

Use the method .WithContext(ctx) whenever you have a context, this will make sure that traceId, spanId and session (if configured) are added to the log automatically.

Configuration

zap:
  loglevel: Info # "Debug" | "Info" | "Warn" | "Error" | "DPanic" | "Panic" | "Fatal"
  json: true
  colored: false
  devmode: false
  logsession: true # to enable logging sessionid as sha256
  sampling: # see zap sampling doc
    enabled: true
    initial: 100
    thereafter: 100
  fieldmap:
    key: value
  encoding: 
    caller: "short" # short | smart | full

More about Zap

  • https://godoc.org/go.uber.org/zap
  • https://github.com/uber-go/zap
  • https://github.com/uber-go/zap/blob/master/FAQ.md