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feat(alias): support move direct within same backend #2644

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feat(alias): support move direct within same backend #2644

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f530c6e
alias: move direct
qiuxiuya Jun 21, 2026
0275395
alias: move direct default:"false"
qiuxiuya Jun 22, 2026
10fa9e4
Merge branch 'main' into main
qiuxiuya Jun 22, 2026
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1 change: 1 addition & 0 deletions drivers/alias/meta.go
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Original file line number Diff line number Diff line change
Expand Up @@ -15,6 +15,7 @@ type Addition struct {
DownloadPartSize int `json:"download_part_size" default:"0" type:"number" required:"false" help:"Need to enable proxy. Unit: KB"`
ProviderPassThrough bool `json:"provider_pass_through" type:"bool" default:"false"`
DetailsPassThrough bool `json:"details_pass_through" type:"bool" default:"false"`
MoveDirect bool `json:"move_direct" type:"bool" default:"false"`
}

var config = driver.Config{
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38 changes: 38 additions & 0 deletions drivers/alias/util.go
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Original file line number Diff line number Diff line change
Expand Up @@ -387,6 +387,40 @@ func (d *Alias) getCopyObjs(ctx context.Context, srcObj, dstDir model.Obj) (Bala
return srcObjs, dstObjs, nil
}

func (d *Alias) getMoveObjsDirect(ctx context.Context, tmpSrcObjs, dstObjs BalancedObjs) (BalancedObjs, BalancedObjs, error) {
// 按挂载点分组目标目录
dstByMount := make(map[string][]model.Obj)
for _, o := range dstObjs {
storage, e := fs.GetStorage(o.GetPath(), &fs.GetStoragesArgs{})
if e != nil {
continue
}
mp := storage.GetStorage().MountPath
dstByMount[mp] = append(dstByMount[mp], o)
}

srcs := make(BalancedObjs, 0, len(tmpSrcObjs))
dsts := make(BalancedObjs, 0)

for _, src := range tmpSrcObjs {
storage, e := fs.GetStorage(src.GetPath(), &fs.GetStoragesArgs{})
if e != nil {
continue
}
mp := storage.GetStorage().MountPath
if dstList, ok := dstByMount[mp]; ok && len(dstList) > 0 {
srcs = append(srcs, src)
dsts = append(dsts, dstList[0])
if len(dstList) == 1 {
delete(dstByMount, mp)
} else {
dstByMount[mp] = dstList[1:]
}
}
}
return srcs, dsts, nil
}

func (d *Alias) getMoveObjs(ctx context.Context, srcObj, dstDir model.Obj) (BalancedObjs, BalancedObjs, error) {
if d.PutConflictPolicy == DisabledWP {
return nil, nil, errs.PermissionDenied
Expand All @@ -399,6 +433,10 @@ func (d *Alias) getMoveObjs(ctx context.Context, srcObj, dstDir model.Obj) (Bala
if err != nil {
return nil, nil, err
}
// MoveDirect: 源后端数少于目标后端数时，只在同后端上 move，跳过其他后端
if d.MoveDirect && len(tmpSrcObjs) < len(dstObjs) {
return d.getMoveObjsDirect(ctx, tmpSrcObjs, dstObjs)
}
if len(tmpSrcObjs) < len(dstObjs) {
return nil, nil, ErrNotEnoughSrcObjs
}
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