Using positional arguments rather than option flag to enable better shell usage

weed/command/fix.go

@@ -22,14 +22,13 @@ func init() {
 }
 
 var cmdFix = &Command{
-	UsageLine: "fix -path=/tmp [-volumeId=234] [-collection=bigData]",
-	Short:     "run weed tool fix to recreate index file(s) if corrupted",
-	Long: `Fix runs the SeaweedFS fix command on dat files to re-create the index .idx file.
+	UsageLine: "fix [-volumeId=234] [-collection=bigData] /tmp",
+	Short:     "run weed tool fix on files or whole folders to recreate index file(s) if corrupted",
+	Long: `Fix runs the SeaweedFS fix command on dat files or whole folders to re-create the index .idx file.
   `,
 }
 
 var (
-	fixVolumePath       = cmdFix.Flag.String("path", ".", "path to an individual .dat file or a folder of dat files")
 	fixVolumeCollection = cmdFix.Flag.String("collection", "", "an optional volume collection name, if specified only it will be processed")
 	fixVolumeId         = cmdFix.Flag.Int64("volumeId", 0, "an optional volume id, if not 0 (default) only it will be processed")
 )
@@ -61,51 +60,52 @@ func (scanner *VolumeFileScanner4Fix) VisitNeedle(n *needle.Needle, offset int64
 }
 
 func runFix(cmd *Command, args []string) bool {
-	basePath, f := path.Split(util.ResolvePath(*fixVolumePath))
-
-	files := []fs.DirEntry{}
-	if f == "" {
-		fileInfo, err := os.ReadDir(basePath + f)
-		if err != nil {
-			fmt.Println(err)
-			return false
-		}
-		files = fileInfo
-	} else {
-		fileInfo, err := os.Stat(basePath + f)
-		if err != nil {
-			fmt.Println(err)
-			return false
+	for _, arg := range args {
+		basePath, f := path.Split(util.ResolvePath(arg))
+
+		files := []fs.DirEntry{}
+		if f == "" {
+			fileInfo, err := os.ReadDir(basePath)
+			if err != nil {
+				fmt.Println(err)
+				return false
+			}
+			files = fileInfo
+		} else {
+			fileInfo, err := os.Stat(basePath + f)
+			if err != nil {
+				fmt.Println(err)
+				return false
+			}
+			files = []fs.DirEntry{fs.FileInfoToDirEntry(fileInfo)}
 		}
-		files = []fs.DirEntry{fs.FileInfoToDirEntry(fileInfo)}
-	}
 
-	for _, file := range files {
-		if !strings.HasSuffix(file.Name(), ".dat") {
-			continue
-		}
-		if *fixVolumeCollection != "" {
-			if !strings.HasPrefix(file.Name(), *fixVolumeCollection+"_") {
+		for _, file := range files {
+			if !strings.HasSuffix(file.Name(), ".dat") {
 				continue
 			}
+			if *fixVolumeCollection != "" {
+				if !strings.HasPrefix(file.Name(), *fixVolumeCollection+"_") {
+					continue
+				}
+			}
+			baseFileName := file.Name()[:len(file.Name())-4]
+			collection, volumeIdStr := "", baseFileName
+			if sepIndex := strings.LastIndex(baseFileName, "_"); sepIndex > 0 {
+				collection = baseFileName[:sepIndex]
+				volumeIdStr = baseFileName[sepIndex+1:]
+			}
+			volumeId, parseErr := strconv.ParseInt(volumeIdStr, 10, 64)
+			if parseErr != nil {
+				fmt.Printf("Failed to parse volume id from %s: %v\n", baseFileName, parseErr)
+				return false
+			}
+			if *fixVolumeId != 0 && *fixVolumeId != volumeId {
+				continue
+			}
+			doFixOneVolume(basePath, baseFileName, collection, volumeId)
 		}
-		baseFileName := file.Name()[:len(file.Name())-4]
-		collection, volumeIdStr := "", baseFileName
-		if sepIndex := strings.LastIndex(baseFileName, "_"); sepIndex > 0 {
-			collection = baseFileName[:sepIndex]
-			volumeIdStr = baseFileName[sepIndex+1:]
-		}
-		volumeId, parseErr := strconv.ParseInt(volumeIdStr, 10, 64)
-		if parseErr != nil {
-			fmt.Printf("Failed to parse volume id from %s: %v\n", baseFileName, parseErr)
-			return false
-		}
-		if *fixVolumeId != 0 && *fixVolumeId != volumeId {
-			continue
-		}
-		doFixOneVolume(basePath, baseFileName, collection, volumeId)
 	}
-
 	return true
 }