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39 lines
1.1 KiB
Go
39 lines
1.1 KiB
Go
package unparsedimage
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import (
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"context"
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"github.com/containers/image/v5/internal/private"
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"github.com/containers/image/v5/internal/signature"
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"github.com/containers/image/v5/types"
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)
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// wrapped provides the private.UnparsedImage operations
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// for an object that only implements types.UnparsedImage
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type wrapped struct {
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types.UnparsedImage
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}
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// FromPublic(unparsed) returns an object that provides the private.UnparsedImage API
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func FromPublic(unparsed types.UnparsedImage) private.UnparsedImage {
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if unparsed2, ok := unparsed.(private.UnparsedImage); ok {
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return unparsed2
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}
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return &wrapped{
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UnparsedImage: unparsed,
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}
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}
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// UntrustedSignatures is like ImageSource.GetSignaturesWithFormat, but the result is cached; it is OK to call this however often you need.
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func (w *wrapped) UntrustedSignatures(ctx context.Context) ([]signature.Signature, error) {
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sigs, err := w.Signatures(ctx)
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if err != nil {
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return nil, err
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}
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res := []signature.Signature{}
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for _, sig := range sigs {
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res = append(res, signature.SimpleSigningFromBlob(sig))
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}
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return res, nil
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}
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