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Add validation error to digesting reader

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The reason is hidden if `expectedDigest.Validate()` errors. This patch
will add the error message to the stack to provide more details.

Signed-off-by: Sascha Grunert <sgrunert@redhat.com>
This commit is contained in:
Sascha Grunert 2024-02-27 09:00:53 +01:00
parent afda0f0452
commit dfb4559d1c
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GPG Key ID: 09D97D153EF94D93
1 changed files with 2 additions and 2 deletions
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4
copy/digesting_reader.go
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@ -23,11 +23,11 @@ type digestingReader struct {
func newDigestingReader(source io.Reader, expectedDigest digest.Digest) (*digestingReader, error) {
var digester digest.Digester
if err := expectedDigest.Validate(); err != nil {
return nil, fmt.Errorf("Invalid digest specification %s", expectedDigest)
return nil, fmt.Errorf("invalid digest specification %q: %w", expectedDigest, err)
}
digestAlgorithm := expectedDigest.Algorithm()
if !digestAlgorithm.Available() {
return nil, fmt.Errorf("Invalid digest specification %s: unsupported digest algorithm %s", expectedDigest, digestAlgorithm)
return nil, fmt.Errorf("invalid digest specification %q: unsupported digest algorithm %q", expectedDigest, digestAlgorithm)
}
digester = digestAlgorithm.Digester()