Merge pull request #71 from rchicoli/free-up-resource

Free up resource

Author: rchicoli

internal/pkg/errgroup/errgroup.go

@@ -10,7 +10,7 @@ func main() {
 
 	h := sdk.NewHandler(`{"Implements": ["LoggingDriver"]}`)
 	d := docker.NewDriver()
-	docker.Handlers(&h, &d)
+	docker.Handlers(&h, d)
 	if err := h.ServeUnix(d.Name(), 0); err != nil {
 		panic(err)
 	}

main.go

@@ -47,8 +47,8 @@ type Grok struct {
 	grokNamedCapture    bool
 }
 
-func defaultLogOpt() *LogOpt {
-	return &LogOpt{
+func defaultLogOpt() LogOpt {
+	return LogOpt{
 		// TODO: update index name to docker-YYYY.MM.dd
 		index:    "docker",
 		tzpe:     "log",
@@ -217,7 +217,7 @@ func (c *LogOpt) validateLogOpt(cfg map[string]string) error {
 	return nil
 }
 
-func getLostashFields(fields string, info logger.Info) LogMessage {
+func getLogOptFields(fields string, info logger.Info) LogMessage {
 	var l LogMessage
 	for _, v := range strings.Split(fields, ",") {
 		switch v {