logger

README

Go Logger

Description

Go Logger is an interface for logging in Go programing language. Beside interface it also provides option to create a logger that can log to multiple destinations

Using multiple loggers at the same time

import (
  ...
  logger "github.com/haproxytech/go-logger"
  ...
)

log1 := // create log1
log2 := // create log2

log := logger.New(log1, log2)

log.Print("Printing to two different loggers")

Contributing

Thanks for your interest in the project and your willing to contribute:

• Pull requests are welcome!
• For commit messages and general style please follow the haproxy project's CONTRIBUTING guide and use that where applicable.
• Please use golangci-lint run from github.com/golangci/golangci-lint for linting code.

Discussion

A Github issue is the right place to discuss feature requests, bug reports or any other subject that needs tracking.

To ask questions, get some help or even have a little chat, you can join our #ingress-controller channel in HAProxy Community Slack.

License

Apache License 2.0

Documentation

Index

• type Format
• type LogLevel
• type Logger
  • func Convert(log Logger, logLevel LogLevel) Logger
  • func Limit(log Logger, logLevel LogLevel) Logger
  • func New(logger ...Logger) Logger
• type Std

Types

type Format

type Format interface {
	Printf(format string, args ...interface{})
	Tracef(format string, args ...interface{})
	Debugf(format string, args ...interface{})
	Infof(format string, args ...interface{})
	Warningf(format string, args ...interface{})
	Errorf(format string, args ...interface{})
	Fatalf(format string, args ...interface{})
	Panicf(format string, args ...interface{})
}

type LogLevel

type LogLevel uint8

const (
	LevelTrace   LogLevel = 1
	LevelDebug   LogLevel = 2
	LevelPrint   LogLevel = 3
	LevelInfo    LogLevel = 4
	LevelWarning LogLevel = 5
	LevelError   LogLevel = 6
	LevelFatal   LogLevel = 7
	LevelPanic   LogLevel = 8
)

type Logger

type Logger interface {
	Std
	Format
}

func Convert

func Convert(log Logger, logLevel LogLevel) Logger

Convert converts all `higher` level messages to a loglevel ones.

func Limit

func Limit(log Logger, logLevel LogLevel) Logger

limits printing only above threashold.

func New

func New(logger ...Logger) Logger

type Std

type Std interface {
	Print(args ...interface{})
	Trace(args ...interface{})
	Debug(args ...interface{})
	Info(args ...interface{})
	Warning(args ...interface{})
	Error(args ...interface{})
	Fatal(args ...interface{})
	Panic(args ...interface{})
}