mount: add option to auto create dir to mount

weed/command/mount.go

@@ -8,6 +8,7 @@ type MountOptions struct {
 	filer                       *string
 	filerMountRootPath          *string
 	dir                         *string
+	dirAutoCreate               *bool
 	dirListCacheLimit           *int64
 	collection                  *string
 	replication                 *string
@@ -33,6 +34,7 @@ func init() {
 	mountOptions.filer = cmdMount.Flag.String("filer", "localhost:8888", "weed filer location")
 	mountOptions.filerMountRootPath = cmdMount.Flag.String("filer.path", "/", "mount this remote path from filer server")
 	mountOptions.dir = cmdMount.Flag.String("dir", ".", "mount weed filer to this directory")
+	mountOptions.dirAutoCreate = cmdMount.Flag.Bool("dirAutoCreate", false, "auto create the directory to mount to")
 	mountOptions.dirListCacheLimit = cmdMount.Flag.Int64("dirListCacheLimit", 1000000, "limit cache size to speed up directory long format listing")
 	mountOptions.collection = cmdMount.Flag.String("collection", "", "collection to create the files")
 	mountOptions.replication = cmdMount.Flag.String("replication", "", "replication(e.g. 000, 001) to create to files. If empty, let filer decide.")

weed/command/mount_std.go

@@ -88,6 +88,9 @@ func RunMount(option *MountOptions, umask os.FileMode) bool {
 	uid, gid := uint32(0), uint32(0)
 
 	// detect mount folder mode
+	if *option.dirAutoCreate {
+		os.MkdirAll(dir, 0755)
+	}
 	mountMode := os.ModeDir | 0755
 	fileInfo, err := os.Stat(dir)
 	if err == nil {