41 lines
1.3 KiB
Go
41 lines
1.3 KiB
Go
/*
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Copyright Docker attest authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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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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return NewECDSASignerVerifier(cs)
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}
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