70 lines
2.1 KiB
Go
70 lines
2.1 KiB
Go
//go:build e2e
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/*
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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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"crypto/ecdsa"
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"testing"
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"github.com/docker/attest/internal/util"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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const publicKeyPEM = `-----BEGIN PUBLIC KEY-----
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MFkwEwYHKoZIzj0CAQYIKoZIzj0DAQcDQgAEuMswW3iu7PR/rWTQjlhVmUsPK7rF
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k2s4SO3XbQ2GG2alm289SUUpmBAuVxvT8muYQ8HC/QzixzyTACTXsBDjQg==
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-----END PUBLIC KEY-----`
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// to run locally, we need to impersonate the GCP service account
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// gcloud auth application-default login --impersonate-service-account attest-kms-test@attest-kms-test.iam.gserviceaccount.com
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func TestGCPKMS_Signer(t *testing.T) {
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// create a new signer
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ctx := context.TODO()
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ref := "projects/attest-kms-test/locations/us-west1/keyRings/attest-kms-test/cryptoKeys/test-signing-key/cryptoKeyVersions/1"
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signer, err := GetGCPSigner(ctx, ref)
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require.NoError(t, err)
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msg := []byte("hello world")
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hash := util.SHA256(msg)
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// sign message digest
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sig, err := signer.Sign(ctx, hash)
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require.NoError(t, err)
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assert.NotEmpty(t, sig)
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// get Key ID from signer
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keyId, err := signer.KeyID()
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require.NoError(t, err)
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assert.NotEmpty(t, keyId)
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publicKey, err := ParsePublicKey([]byte(publicKeyPEM))
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require.NoError(t, err)
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// verify payload ecdsa signature
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ecdsaPublicKey, ok := publicKey.(*ecdsa.PublicKey)
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if !ok {
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t.Fatal("Failed to convert publicKey to *ecdsa.PublicKey")
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}
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ok = ecdsa.VerifyASN1(ecdsaPublicKey, hash, sig)
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assert.True(t, ok)
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err = signer.Verify(ctx, msg, sig)
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require.NoError(t, err)
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}
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