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pikpak: non-buffered hash calculation for local source files

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wiserain 2024-07-01 17:52:05 +09:00 committed by Nick Craig-Wood
parent 56caab2033
commit 846c1aeed0
1 changed files with 24 additions and 11 deletions
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35
backend/pikpak/pikpak.go
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@ -1695,18 +1695,31 @@ func (o *Object) upload(ctx context.Context, in io.Reader, src fs.ObjectInfo, wi
// Calculate gcid; grabbed from package jottacloud
var gcid string
// unwrap the accounting from the input, we use wrap to put it
// back on after the buffering
var wrap accounting.WrapFn
in, wrap = accounting.UnWrap(in)
var cleanup func()
gcid, in, cleanup, err = readGcid(in, size, int64(o.fs.opt.HashMemoryThreshold))
defer cleanup()
if err != nil {
return fmt.Errorf("failed to calculate gcid: %w", err)
if srcObj := fs.UnWrapObjectInfo(src); srcObj != nil && srcObj.Fs().Features().IsLocal {
// No buffering; directly calculate gcid from source
rc, err := srcObj.Open(ctx)
if err != nil {
return fmt.Errorf("failed to open src: %w", err)
}
defer fs.CheckClose(rc, &err)
if gcid, err = calcGcid(rc, srcObj.Size()); err != nil {
return fmt.Errorf("failed to calculate gcid: %w", err)
}
} else {
// unwrap the accounting from the input, we use wrap to put it
// back on after the buffering
var wrap accounting.WrapFn
in, wrap = accounting.UnWrap(in)
var cleanup func()
gcid, in, cleanup, err = readGcid(in, size, int64(o.fs.opt.HashMemoryThreshold))
defer cleanup()
if err != nil {
return fmt.Errorf("failed to calculate gcid: %w", err)
}
// Wrap the accounting back onto the stream
in = wrap(in)
}
// Wrap the accounting back onto the stream
in = wrap(in)
if !withTemp {
info, err := o.fs.upload(ctx, in, leaf, dirID, gcid, size, options...)