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refactor(tvix/nar-bridge): let callbaks return calculated digests

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This aligns behaviour more with how it should be - it's the
responsibility of the callback functions to return digests of the things
they consume(d). It allows further cleaning up the hasher struct.

Change-Id: I9cbfc87e6abd4ff17fadf39eb6563ec3cb7fcc6f
Reviewed-on: https://cl.tvl.fyi/c/depot/+/9528
Autosubmit: flokli <flokli@flokli.de>
Tested-by: BuildkiteCI
Reviewed-by: Connor Brewster <cbrewster@hey.com>
This commit is contained in:
Florian Klink 2023-10-03 13:59:13 +03:00 • committed by flokli
parent b1ff1267be
commit f92b0ef933
6 changed files with 109 additions and 100 deletions
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14
tvix/nar-bridge/pkg/server/directory_upload.go
View file

@ -23,10 +23,10 @@ func NewDirectoriesUploader(ctx context.Context, directoryServiceClient castorev
}
}
func (du *DirectoriesUploader) Put(directory *castorev1pb.Directory) error {
directoryDgst, err := directory.Digest()
func (du *DirectoriesUploader) Put(directory *castorev1pb.Directory) ([]byte, error) {
directoryDigest, err := directory.Digest()
if err != nil {
return fmt.Errorf("failed calculating directory digest: %w", err)
return nil, fmt.Errorf("failed calculating directory digest: %w", err)
}
// Send the directory to the directory service
@ -34,7 +34,7 @@ func (du *DirectoriesUploader) Put(directory *castorev1pb.Directory) error {
if du.directoryServicePutStream == nil {
directoryServicePutStream, err := du.directoryServiceClient.Put(du.ctx)
if err != nil {
return fmt.Errorf("unable to initialize directory service put stream: %v", err)
return nil, fmt.Errorf("unable to initialize directory service put stream: %v", err)
}
du.directoryServicePutStream = directoryServicePutStream
}
@ -42,11 +42,11 @@ func (du *DirectoriesUploader) Put(directory *castorev1pb.Directory) error {
// send the directory out
err = du.directoryServicePutStream.Send(directory)
if err != nil {
return fmt.Errorf("error sending directory: %w", err)
return nil, fmt.Errorf("error sending directory: %w", err)
}
log.WithField("digest", base64.StdEncoding.EncodeToString(directoryDgst)).Debug("uploaded directory")
log.WithField("digest", base64.StdEncoding.EncodeToString(directoryDigest)).Debug("uploaded directory")
return nil
return directoryDigest, nil
}
// Done is called whenever we're