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compress: fix error handling to not use or return nil objects #6434

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This commit is contained in:
Nick Craig-Wood 2022-09-15 17:38:56 +01:00
parent fb6ddd680c
commit 07efdb55fa
1 changed files with 11 additions and 5 deletions
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16
backend/compress/compress.go
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@ -373,7 +373,10 @@ func (f *Fs) NewObject(ctx context.Context, remote string) (fs.Object, error) {
}
// Create our Object
o, err := f.Fs.NewObject(ctx, makeDataName(remote, meta.CompressionMetadata.Size, meta.Mode))
return f.newObject(o, mo, meta), err
if err != nil {
return nil, err
}
return f.newObject(o, mo, meta), nil
}
// checkCompressAndType checks if an object is compressible and determines it's mime type
@ -677,7 +680,7 @@ func (f *Fs) putWithCustomFunctions(ctx context.Context, in io.Reader, src fs.Ob
}
return nil, err
}
return f.newObject(dataObject, mo, meta), err
return f.newObject(dataObject, mo, meta), nil
}
// Put in to the remote path with the modTime given of the given size
@ -1097,6 +1100,9 @@ func (o *Object) Update(ctx context.Context, in io.Reader, src fs.ObjectInfo, op
origName := o.Remote()
if o.meta.Mode != Uncompressed || compressible {
newObject, err = o.f.putWithCustomFunctions(ctx, in, o.f.wrapInfo(src, origName, src.Size()), options, o.f.Fs.Put, updateMeta, compressible, mimeType)
if err != nil {
return err
}
if newObject.Object.Remote() != o.Object.Remote() {
if removeErr := o.Object.Remove(ctx); removeErr != nil {
return removeErr
@ -1110,9 +1116,9 @@ func (o *Object) Update(ctx context.Context, in io.Reader, src fs.ObjectInfo, op
}
// If we are, just update the object and metadata
newObject, err = o.f.putWithCustomFunctions(ctx, in, src, options, update, updateMeta, compressible, mimeType)
}
if err != nil {
return err
if err != nil {
return err
}
}
// Update object metadata and return
o.Object = newObject.Object