[FIX] Fixed an issue where the disk information was inaccurate when the directory contained a soft chain.

util/comman.go

@@ -330,7 +330,7 @@ func walkDir(dir string, wg *sync.WaitGroup, fileSizes chan<- int64, concurrent
 	defer func() {
 		<-concurrent
 	}()
-	for _, entry := range dirents(dir) {
+	for _, entry := range listDirNonSymlink(dir) {
 		if entry.IsDir() { //目录
 			wg.Add(1)
 			subDir := filepath.Join(dir, entry.Name())
@@ -341,11 +341,11 @@ func walkDir(dir string, wg *sync.WaitGroup, fileSizes chan<- int64, concurrent
 	}
 }
 
-//sema is a counting semaphore for limiting concurrency in dirents
+//sema is a counting semaphore for limiting concurrency in listDir
 var sema = make(chan struct{}, 20)
 
-//读取目录dir下的文件信息
-func dirents(dir string) []os.FileInfo {
+// 列出指定目录下的所有条目
+func listDir(dir string) []os.FileInfo {
 	sema <- struct{}{}
 	defer func() { <-sema }()
 	entries, err := ioutil.ReadDir(dir)
@@ -356,6 +356,25 @@ func dirents(dir string) []os.FileInfo {
 	return entries
 }
 
+// 列出指定目录下的非软链类型的所有条目
+func listDirNonSymlink(dir string) []os.FileInfo {
+	sema <- struct{}{}
+	defer func() { <-sema }()
+	entries, err := ioutil.ReadDir(dir)
+	if err != nil {
+		logrus.Errorf("get file sizt: %v\n", err)
+		return nil
+	}
+
+	var result []os.FileInfo
+	for i := range entries {
+		if entries[i].Mode() & os.ModeSymlink == 0 {
+			result = append(result, entries[i])
+		}
+	}
+	return result
+}
+
 //RemoveSpaces 去除空格项
 func RemoveSpaces(sources []string) (re []string) {
 	for _, s := range sources {