Ftr: add lumberjack log config

common/logger/file_log.yml

@@ -0,0 +1,36 @@
+lumberjackConfig:
+  filename: "logs.log"
+  maxSize: 1
+  maxAge: 3
+  maxBackups: 5
+  localTime: true
+  compress: false
+
+zapConfig:
+  level: "debug"
+  development: false
+  disableCaller: false
+  disableStacktrace: false
+  sampling:
+  encoding: "console"
+
+  # encoder
+  encoderConfig:
+    messageKey: "message"
+    levelKey: "level"
+    timeKey: "time"
+    nameKey: "logger"
+    callerKey: "caller"
+    stacktraceKey: "stacktrace"
+    lineEnding: ""
+    levelEncoder: "capitalColor"
+    timeEncoder: "iso8601"
+    durationEncoder: "seconds"
+    callerEncoder: "short"
+    nameEncoder: ""
+
+  outputPaths:
+    - "stderr"
+  errorOutputPaths:
+    - "stderr"
+  initialFields:

common/logger/logger.go

@@ -26,6 +26,7 @@ import (
 
 import (
 	"github.com/apache/dubbo-getty"
+	"github.com/natefinch/lumberjack"
 	perrors "github.com/pkg/errors"
 	"go.uber.org/zap"
 	"go.uber.org/zap/zapcore"
@@ -44,6 +45,11 @@ type DubboLogger struct {
 	dynamicLevel zap.AtomicLevel
 }
 
+type Config struct {
+	LumberjackConfig *lumberjack.Logger `yaml:"lumberjackConfig"`
+	ZapConfig        *zap.Config        `yaml:"zapConfig"`
+}
+
 // Logger is the interface for Logger types
 type Logger interface {
 	Info(args ...interface{})
@@ -95,7 +101,7 @@ func InitLog(logConfFile string) error {
 		return perrors.Errorf("ioutil.ReadFile(file:%s) = error:%v", logConfFile, err)
 	}
 
-	conf := &zap.Config{}
+	conf := &Config{}
 	err = yaml.Unmarshal(confFileStream, conf)
 	if err != nil {
 		InitLogger(nil)
@@ -108,9 +114,12 @@ func InitLog(logConfFile string) error {
 }
 
 // InitLogger use for init logger by @conf
-func InitLogger(conf *zap.Config) {
-	var zapLoggerConfig zap.Config
-	if conf == nil {
+func InitLogger(conf *Config) {
+	var (
+		zapLogger *zap.Logger
+		config    = &Config{}
+	)
+	if conf == nil || conf.ZapConfig == nil {
 		zapLoggerEncoderConfig := zapcore.EncoderConfig{
 			TimeKey:        "time",
 			LevelKey:       "level",
@@ -123,7 +132,7 @@ func InitLogger(conf *zap.Config) {
 			EncodeDuration: zapcore.SecondsDurationEncoder,
 			EncodeCaller:   zapcore.ShortCallerEncoder,
 		}
-		zapLoggerConfig = zap.Config{
+		config.ZapConfig = &zap.Config{
 			Level:            zap.NewAtomicLevelAt(zap.DebugLevel),
 			Development:      false,
 			Encoding:         "console",
@@ -132,10 +141,17 @@ func InitLogger(conf *zap.Config) {
 			ErrorOutputPaths: []string{"stderr"},
 		}
 	} else {
-		zapLoggerConfig = *conf
+		config.ZapConfig = conf.ZapConfig
+	}
+
+	if conf == nil || conf.LumberjackConfig == nil {
+		zapLogger, _ = config.ZapConfig.Build(zap.AddCallerSkip(1))
+	} else {
+		config.LumberjackConfig = conf.LumberjackConfig
+		zapLogger = initZapLoggerWithSyncer(config)
 	}
-	zapLogger, _ := zapLoggerConfig.Build(zap.AddCallerSkip(1))
-	logger = &DubboLogger{Logger: zapLogger.Sugar(), dynamicLevel: zapLoggerConfig.Level}
+
+	logger = &DubboLogger{Logger: zapLogger.Sugar(), dynamicLevel: config.ZapConfig.Level}
 
 	// set getty log
 	getty.SetLogger(logger)
@@ -174,3 +190,29 @@ func (dl *DubboLogger) SetLoggerLevel(level string) {
 		dl.dynamicLevel.SetLevel(*l)
 	}
 }
+
+// initZapLoggerWithSyncer init zap Logger with syncer
+func initZapLoggerWithSyncer(conf *Config) *zap.Logger {
+	core := zapcore.NewCore(
+		conf.getEncoder(),
+		conf.getLogWriter(),
+		zap.NewAtomicLevelAt(zap.DebugLevel),
+	)
+
+	return zap.New(core, zap.AddCallerSkip(1))
+}
+
+// getEncoder get encoder by config, zapcore support json and console encoder
+func (c *Config) getEncoder() zapcore.Encoder {
+	if c.ZapConfig.Encoding == "json" {
+		return zapcore.NewJSONEncoder(c.ZapConfig.EncoderConfig)
+	} else if c.ZapConfig.Encoding == "console" {
+		return zapcore.NewConsoleEncoder(c.ZapConfig.EncoderConfig)
+	}
+	return nil
+}
+
+// getLogWriter get Lumberjack writer by LumberjackConfig
+func (c *Config) getLogWriter() zapcore.WriteSyncer {
+	return zapcore.AddSync(c.LumberjackConfig)
+}

common/logger/logger_test.go

@@ -81,3 +81,57 @@ func TestSetLevel(t *testing.T) {
 	Debug("debug")
 	Info("info")
 }
+
+func TestInitLogWidthFile(t *testing.T) {
+	var (
+		err  error
+		path string
+	)
+
+	err = InitLog("")
+	assert.EqualError(t, err, "log configure file name is nil")
+
+	path, err = filepath.Abs("./file_log.xml")
+	assert.NoError(t, err)
+	err = InitLog(path)
+	assert.EqualError(t, err, "log configure file name{"+path+"} suffix must be .yml")
+
+	path, err = filepath.Abs("./logger.yml")
+	assert.NoError(t, err)
+	err = InitLog(path)
+	var errMsg string
+	if runtime.GOOS == "windows" {
+		errMsg = fmt.Sprintf("open %s: The system cannot find the file specified.", path)
+	} else {
+		errMsg = fmt.Sprintf("open %s: no such file or directory", path)
+	}
+	assert.EqualError(t, err, fmt.Sprintf("ioutil.ReadFile(file:%s) = error:%s", path, errMsg))
+
+	err = InitLog("./file_log.yml")
+	assert.NoError(t, err)
+
+	Debug("debug")
+	Info("info")
+	Warn("warn")
+	Error("error")
+	Debugf("%s", "debug")
+	Infof("%s", "info")
+	Warnf("%s", "warn")
+	Errorf("%s", "error")
+}
+
+func TestSetLevelWidthFile(t *testing.T) {
+	err := InitLog("./file_log.yml")
+	assert.NoError(t, err)
+	Debug("debug")
+	Info("info")
+
+	assert.True(t, SetLoggerLevel("info"))
+	Debug("debug")
+	Info("info")
+
+	SetLogger(GetLogger().(*DubboLogger).Logger)
+	assert.False(t, SetLoggerLevel("debug"))
+	Debug("debug")
+	Info("info")
+}

go.mod

@@ -28,6 +28,7 @@ require (
 	github.com/mitchellh/mapstructure v1.4.1
 	github.com/modern-go/concurrent v0.0.0-20180306012644-bacd9c7ef1dd
 	github.com/nacos-group/nacos-sdk-go v1.0.8
+	github.com/natefinch/lumberjack v2.0.0+incompatible
 	github.com/opentracing/opentracing-go v1.2.0
 	github.com/pierrec/lz4 v2.2.6+incompatible // indirect
 	github.com/pkg/errors v0.9.1
@@ -48,4 +49,5 @@ require (
 	k8s.io/apimachinery v0.16.9
 	k8s.io/client-go v0.16.9
 	k8s.io/kube-openapi v0.0.0-20191107075043-30be4d16710a // indirect
+	gopkg.in/natefinch/lumberjack.v2 v2.0.0 // indirect
 )

go.sum

@@ -435,6 +435,8 @@ github.com/mwitkow/go-conntrack v0.0.0-20190716064945-2f068394615f/go.mod h1:qRW
 github.com/mxk/go-flowrate v0.0.0-20140419014527-cca7078d478f/go.mod h1:ZdcZmHo+o7JKHSa8/e818NopupXU1YMK5fe1lsApnBw=
 github.com/nacos-group/nacos-sdk-go v1.0.8 h1:8pEm05Cdav9sQgJSv5kyvlgfz0SzFUUGI3pWX6SiSnM=
 github.com/nacos-group/nacos-sdk-go v1.0.8/go.mod h1:hlAPn3UdzlxIlSILAyOXKxjFSvDJ9oLzTJ9hLAK1KzA=
+github.com/natefinch/lumberjack v2.0.0+incompatible h1:4QJd3OLAMgj7ph+yZTuX13Ld4UpgHp07nNdFX7mqFfM=
+github.com/natefinch/lumberjack v2.0.0+incompatible/go.mod h1:Wi9p2TTF5DG5oU+6YfsmYQpsTIOm0B1VNzQg9Mw6nPk=
 github.com/nats-io/jwt v0.3.0/go.mod h1:fRYCDE99xlTsqUzISS1Bi75UBJ6ljOJQOAAu5VglpSg=
 github.com/nats-io/jwt v0.3.2/go.mod h1:/euKqTS1ZD+zzjYrY7pseZrTtWQSjujC7xjPc8wL6eU=
 github.com/nats-io/nats-server/v2 v2.1.2/go.mod h1:Afk+wRZqkMQs/p45uXdrVLuab3gwv3Z8C4HTBu8GD/k=
@@ -912,6 +914,8 @@ gopkg.in/inf.v0 v0.9.1/go.mod h1:cWUDdTG/fYaXco+Dcufb5Vnc6Gp2YChqWtbxRZE0mXw=
 gopkg.in/ini.v1 v1.42.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
 gopkg.in/ini.v1 v1.51.0 h1:AQvPpx3LzTDM0AjnIRlVFwFFGC+npRopjZxLJj6gdno=
 gopkg.in/ini.v1 v1.51.0/go.mod h1:pNLf8WUiyNEtQjuu5G5vTm06TEv9tsIgeAvK8hOrP4k=
+gopkg.in/natefinch/lumberjack.v2 v2.0.0 h1:1Lc07Kr7qY4U2YPouBjpCLxpiyxIVoxqXgkXLknAOE8=
+gopkg.in/natefinch/lumberjack.v2 v2.0.0/go.mod h1:l0ndWWf7gzL7RNwBG7wST/UCcT4T24xpD6X8LsfU/+k=
 gopkg.in/resty.v1 v1.12.0/go.mod h1:mDo4pnntr5jdWRML875a/NmxYqAlA73dVijT2AXvQQo=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7 h1:uRGJdciOHaEIrze2W8Q3AKkepLTh2hOroT7a+7czfdQ=
 gopkg.in/tomb.v1 v1.0.0-20141024135613-dd632973f1e7/go.mod h1:dt/ZhP58zS4L8KSrWDmTeBkI65Dw0HsyUHuEVlX15mw=