Merge pull request #2029 from alvaroaleman/rfc339

⚠ Zap log: Default to RFC3339 time encoding

Author: k8s-ci-robot

pkg/log/zap/zap.go

@@ -168,7 +168,7 @@ type Options struct {
 	// underlying Zap logger.
 	ZapOpts []zap.Option
 	// TimeEncoder specifies the encoder for the timestamps in log messages.
-	// Defaults to EpochTimeEncoder as this is the default in Zap currently.
+	// Defaults to RFC3339TimeEncoder.
 	TimeEncoder zapcore.TimeEncoder
 }
 
@@ -217,7 +217,7 @@ func (o *Options) addDefaults() {
 	}
 
 	if o.TimeEncoder == nil {
-		o.TimeEncoder = zapcore.EpochTimeEncoder
+		o.TimeEncoder = zapcore.RFC3339TimeEncoder
 	}
 	f := func(ecfg *zapcore.EncoderConfig) {
 		ecfg.EncodeTime = o.TimeEncoder

pkg/log/zap/zap_test.go

@@ -502,7 +502,7 @@ var _ = Describe("Zap log level flag options setup", func() {
 			Expect(optVal.Pointer()).To(Equal(expVal.Pointer()))
 		})
 
-		It("Should default to 'epoch' time encoding", func() {
+		It("Should default to 'rfc3339' time encoding", func() {
 			args := []string{""}
 			fromFlags.BindFlags(&fs)
 			err := fs.Parse(args)
@@ -513,7 +513,7 @@ var _ = Describe("Zap log level flag options setup", func() {
 			opt.addDefaults()
 
 			optVal := reflect.ValueOf(opt.TimeEncoder)
-			expVal := reflect.ValueOf(zapcore.EpochTimeEncoder)
+			expVal := reflect.ValueOf(zapcore.RFC3339TimeEncoder)
 
 			Expect(optVal.Pointer()).To(Equal(expVal.Pointer()))
 		})