logrus.go
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package log
import (
"github.com/sirupsen/logrus"
"github.com/sirupsen/logrus/hooks/writer"
"io"
"os"
)
func init() {
logrus.SetFormatter(&logrus.JSONFormatter{})
logrus.SetOutput(os.Stdout)
logrus.SetLevel(logrus.WarnLevel)
}
type LogrusLogger struct {
serviceName string
logrus *logrus.Logger
}
func (logger *LogrusLogger) SetServiceName(serviceName string) {
logger.serviceName = serviceName
}
func (logger *LogrusLogger) SetLevel(level string) {
switch level {
case "trace":
logger.logrus.Level = logrus.TraceLevel
case "debug":
logger.logrus.Level = logrus.DebugLevel
case "info":
logger.logrus.Level = logrus.InfoLevel
case "warn":
logger.logrus.Level = logrus.WarnLevel
case "error":
logger.logrus.Level = logrus.ErrorLevel
case "fatal":
logger.logrus.Level = logrus.FatalLevel
case "panic":
logger.logrus.Level = logrus.PanicLevel
default:
logger.logrus.Level = logrus.DebugLevel
}
}
func (logger *LogrusLogger) AddHook(w io.Writer) {
level := logger.logrus.Level
var levels []logrus.Level
// 默认已经添加了一个当前log level的hook,所以此处 level+1
for i := 0; i < (int(level)); i++ {
levels = append(levels, logrus.Level(i))
}
logger.logrus.AddHook(&writer.Hook{
Writer: w,
LogLevels: levels,
})
}
func (logger *LogrusLogger) Trace(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Trace(msg)
}
func (logger *LogrusLogger) Debug(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Debug(msg)
}
func (logger *LogrusLogger) Info(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Info(msg)
}
func (logger *LogrusLogger) Warn(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Warn(msg)
}
func (logger *LogrusLogger) Error(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Error(msg)
}
func (logger *LogrusLogger) Fatal(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Fatal(msg)
}
func (logger *LogrusLogger) Panic(msg string, appends ...map[string]interface{}) {
contextLogger := logger.logrus.WithFields(logrus.Fields{"serviceName": logger.serviceName})
for _, append := range appends {
contextLogger = contextLogger.WithFields(append)
}
contextLogger.Panic(msg)
}
func NewLogrusLogger() *LogrusLogger {
logger := logrus.New()
logger.Formatter = &logrus.JSONFormatter{}
logger.Out = os.Stdout
return &LogrusLogger{
logrus: logger,
}
}