28 lines
790 B
Go
28 lines
790 B
Go
package signerverifier
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import (
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"context"
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"fmt"
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"github.com/aws/aws-sdk-go-v2/config"
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"github.com/secure-systems-lab/go-securesystemslib/dsse"
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awssigner "github.com/sigstore/sigstore/pkg/signature/kms/aws"
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)
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// using AWS KMS.
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func GetAWSSigner(ctx context.Context, keyARN string, region string) (dsse.SignerVerifier, error) {
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keyPath := fmt.Sprintf("awskms:///%s", keyARN)
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sv, err := awssigner.LoadSignerVerifier(ctx, keyPath, config.WithRegion(region))
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if err != nil {
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return nil, fmt.Errorf("error loading aws signer verifier: %w", err)
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}
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cs, _, err := sv.CryptoSigner(context.Background(), func(_ error) {})
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if err != nil {
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return nil, fmt.Errorf("error getting aws crypto signer: %w", err)
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}
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signer := &ECDSA256SignerVerifier{
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Signer: cs,
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}
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return signer, nil
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}
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