del uuid：

pkg/cmd/cmd.go

@@ -2,7 +2,6 @@ package cmd
 
 import (
 	"bytes"
-	"fmt"
 	"github.com/33cn/chain33/common/log"
 	"os/exec"
 	"strings"
@@ -35,20 +34,21 @@ func GetLocalUUID() string {
 	cmd.Stderr = &errbuf
 	err := cmd.Start()
 	if err != nil {
-		fmt.Println("Start", err)
+		cmdLog.Error("GetLocalUUID Start","err", err)
 	}
 	err = cmd.Wait()
 	if err != nil {
-		fmt.Println("Wait", err)
+		cmdLog.Error("GetLocalUUID Wait", err,err)
 	}
-	fmt.Println("err", errbuf.String())
-	fmt.Println("uuid", buf.String())
 	if buf.String() != "" {
 		lines := strings.Split(buf.String(), "\n")
 		if len(lines) > 0 {
 			for _, l := range lines {
 				if strings.Contains(l, "UUID") {
-					return strings.Trim(l, "\t")
+					ll := strings.Split(strings.Trim(l, "\t"),":")
+					if len(ll) == 2 {
+						return strings.Trim(ll[1]," ")
+					}
 				}
 			}