add code

common/log/log.go

+package log
+
+import (
+	"context"
+	"github.com/lestrrat-go/file-rotatelogs"
+	"github.com/rifflock/lfshook"
+	"github.com/sirupsen/logrus"
+	"os"
+	"path"
+	"time"
+)
+
+var (
+	mlog = logrus.New()
+)
+
+type LogConfig struct {
+	Save  uint   `json:"save"`
+	Path  string `json:"path"`
+	Level string `json:"level"`
+}
+
+func InitLog(logConfig LogConfig) {
+	mlog.Out = os.Stdout
+	var loglevel logrus.Level
+	err := loglevel.UnmarshalText([]byte(logConfig.Level))
+	if err != nil {
+		mlog.Panicf("set log level failed：%v", err)
+	}
+	mlog.SetLevel(loglevel)
+	mlog.Formatter = &logrus.TextFormatter{FullTimestamp: true, TimestampFormat: "2006-01-2 15:04:05.000"}
+	localFilesystemLogger(mlog, logConfig.Path, logConfig.Save)
+}
+
+func logWriter(logPath string, level string, save uint) *rotatelogs.RotateLogs {
+	logFullPath := path.Join(logPath, level)
+	logwriter, err := rotatelogs.New(
+		logFullPath+".%Y%m%d",
+		rotatelogs.WithLinkName(logFullPath),
+		rotatelogs.WithRotationCount(save),
+		rotatelogs.WithRotationTime(24*time.Hour),
+	)
+	if err != nil {
+		panic(err)
+	}
+	return logwriter
+}
+
+func localFilesystemLogger(log *logrus.Logger, logPath string, save uint) {
+	lfHook := lfshook.NewHook(lfshook.WriterMap{
+		logrus.DebugLevel: logWriter(logPath, "debug", save), // 为不同级别设置不同的输出目的
+		logrus.InfoLevel:  logWriter(logPath, "info", save),
+		logrus.WarnLevel:  logWriter(logPath, "warn", save),
+		logrus.ErrorLevel: logWriter(logPath, "error", save),
+		logrus.FatalLevel: logWriter(logPath, "fatal", save),
+		logrus.PanicLevel: logWriter(logPath, "panic", save),
+	}, &logrus.TextFormatter{FullTimestamp: true, TimestampFormat: "2006-01-2 15:04:05.000"})
+	log.AddHook(lfHook)
+}
+
+// WithField allocates a new entry and adds a field to it.
+// Debug, Print, Info, Warn, Error, Fatal or Panic must be then applied to
+// this new returned entry.
+// If you want multiple fields, use `WithFields`.
+func WithField(key string, value interface{}) *logrus.Entry {
+	return mlog.WithField(key, value)
+}
+
+// Adds a struct of fields to the log entry. All it does is call `WithField` for
+// each `Field`.
+func WithFields(fields logrus.Fields) *logrus.Entry {
+	return mlog.WithFields(fields)
+}
+
+// Add an error as single field to the log entry.  All it does is call
+// `WithError` for the given `error`.
+func WithError(err error) *logrus.Entry {
+	return mlog.WithError(err)
+}
+
+// Add a context to the log entry.
+func WithContext(ctx context.Context) *logrus.Entry {
+	return mlog.WithContext(ctx)
+}
+
+// Overrides the time of the log entry.
+func WithTime(t time.Time) *logrus.Entry {
+	return mlog.WithTime(t)
+}
+
+func Logf(level logrus.Level, format string, args ...interface{}) {
+	mlog.Logf(level, format, args...)
+}
+
+func Tracef(format string, args ...interface{}) {
+	mlog.Tracef(format, args...)
+}
+
+func Debugf(format string, args ...interface{}) {
+	mlog.Debugf(format, args...)
+}
+
+func Infof(format string, args ...interface{}) {
+	mlog.Infof(format, args...)
+}
+
+func Printf(format string, args ...interface{}) {
+	mlog.Printf(format, args...)
+}
+
+func Warnf(format string, args ...interface{}) {
+	mlog.Warnf(format, args...)
+}
+
+func Warningf(format string, args ...interface{}) {
+	mlog.Warningf(format, args...)
+}
+
+func Errorf(format string, args ...interface{}) {
+	mlog.Errorf(format, args)
+}
+
+func Fatalf(format string, args ...interface{}) {
+	mlog.Fatalf(format, args...)
+}
+
+func Panicf(format string, args ...interface{}) {
+	mlog.Panicf(format, args...)
+}
+
+func Log(level logrus.Level, args ...interface{}) {
+	mlog.Log(level, args...)
+}
+
+func LogFn(level logrus.Level, fn logrus.LogFunction) {
+	mlog.LogFn(level, fn)
+}
+
+func Trace(args ...interface{}) {
+	mlog.Trace(args...)
+}
+
+func Debug(args ...interface{}) {
+	mlog.Debug(args...)
+}
+
+func Info(args ...interface{}) {
+	mlog.Info(args...)
+}
+
+func Print(args ...interface{}) {
+	mlog.Print(args...)
+}
+
+func Warn(args ...interface{}) {
+	mlog.Warn(args...)
+}
+
+func Warning(args ...interface{}) {
+	mlog.Warning(args...)
+}
+
+func Error(args ...interface{}) {
+	mlog.Error(args...)
+}
+
+func Fatal(args ...interface{}) {
+	mlog.Fatal(args...)
+}
+
+func Panic(args ...interface{}) {
+	mlog.Panic(args...)
+}
+
+func TraceFn(fn logrus.LogFunction) {
+	mlog.TraceFn(fn)
+}
+
+func DebugFn(fn logrus.LogFunction) {
+	mlog.DebugFn(fn)
+}
+
+func InfoFn(fn logrus.LogFunction) {
+	mlog.InfoFn(fn)
+}
+
+func PrintFn(fn logrus.LogFunction) {
+	mlog.PrintFn(fn)
+}
+
+func WarnFn(fn logrus.LogFunction) {
+	mlog.WarnFn(fn)
+}
+
+func WarningFn(fn logrus.LogFunction) {
+	mlog.WarningFn(fn)
+}
+
+func ErrorFn(fn logrus.LogFunction) {
+	mlog.ErrorFn(fn)
+}
+
+func FatalFn(fn logrus.LogFunction) {
+	mlog.FatalFn(fn)
+}
+
+func PanicFn(fn logrus.LogFunction) {
+	mlog.PanicFn(fn)
+}
+
+func Logln(level logrus.Level, args ...interface{}) {
+	mlog.Logln(level, args...)
+}
+
+func Traceln(args ...interface{}) {
+	mlog.Traceln(args...)
+}
+
+func Debugln(args ...interface{}) {
+	mlog.Debugln(args...)
+}
+
+func Infoln(args ...interface{}) {
+	mlog.Infoln(args...)
+}
+
+func Println(args ...interface{}) {
+	mlog.Println(args...)
+}
+
+func Warnln(args ...interface{}) {
+	mlog.Warnln(args...)
+}
+
+func Warningln(args ...interface{}) {
+	mlog.Warningln(args...)
+}
+
+func Errorln(args ...interface{}) {
+	mlog.Errorln(args...)
+}
+
+func Fatalln(args ...interface{}) {
+	mlog.Fatalln(args...)
+}
+
+func Panicln(args ...interface{}) {
+	mlog.Panicln(args...)
+}

go.mod

+module github.com/cmpchain/meta-common
+
+go 1.18

main.go

+package main
+
+import (
+    "github.com/cmpchain/meta-common/log"
+)
+
+func main() {
+    log.InitLog(log.LogConfig{Level: "debug", Save: 1, Path: "logs"})
+    log.Println("this is log")
+
+}