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test: add sign and verify test with LocalStack
The mocks made the wrong assumption. Let's test with more realism.
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| package kmsjwt_test | ||
|
|
||
| import ( | ||
| "context" | ||
| "crypto/rsa" | ||
| "crypto/x509" | ||
| "testing" | ||
|
|
||
| "github.com/aws/aws-sdk-go-v2/config" | ||
| "github.com/aws/aws-sdk-go-v2/credentials" | ||
| "github.com/aws/aws-sdk-go-v2/service/kms" | ||
| "github.com/aws/aws-sdk-go-v2/service/kms/types" | ||
| "github.com/stretchr/testify/assert" | ||
| "github.com/stretchr/testify/require" | ||
|
|
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| "github.com/spacelift-io/kmsjwt/v6" | ||
| ) | ||
|
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| func TestWithLocalStack(t *testing.T) { | ||
| const in = "sign me, please" | ||
| ctx := context.Background() | ||
| client := newClient(t, ctx) | ||
| keyID := client.CreateKey(t, ctx) | ||
| publicKey := client.GetPublicKey(t, ctx, keyID) | ||
|
|
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| t.Run("new", func(t *testing.T) { | ||
| signer := kmsjwt.New(client.KMS, keyID) | ||
|
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| signature, err := signer.Sign(in, ctx) | ||
| require.NoError(t, err, "sign") | ||
|
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| err = signer.Verify(in, signature, ctx) | ||
| assert.NoError(t, err, "verify") | ||
| }) | ||
|
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| t.Run("new with public key", func(t *testing.T) { | ||
| signer := kmsjwt.NewWithPublicKey(client.KMS, keyID, publicKey) | ||
|
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| signature, err := signer.Sign(in, ctx) | ||
| require.NoError(t, err, "sign") | ||
|
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| err = signer.Verify(in, signature, ctx) | ||
| assert.NoError(t, err, "verify") | ||
| }) | ||
| } | ||
|
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| func newClient(t *testing.T, ctx context.Context) Client { | ||
| t.Helper() | ||
|
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| cfg, err := config.LoadDefaultConfig(ctx, | ||
| config.WithRegion("eu-west-1"), | ||
| config.WithBaseEndpoint("http://localhost:4566"), | ||
| config.WithCredentialsProvider( | ||
| credentials.NewStaticCredentialsProvider("dummy", "dummy", "dummy"), | ||
| ), | ||
| ) | ||
| require.NoError(t, err, "load AWS config") | ||
|
|
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| return Client{KMS: kms.NewFromConfig(cfg)} | ||
| } | ||
|
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| type Client struct { | ||
| KMS *kms.Client | ||
| } | ||
|
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| func (c Client) CreateKey(t *testing.T, ctx context.Context) (id string) { | ||
| t.Helper() | ||
| result, err := c.KMS.CreateKey(ctx, &kms.CreateKeyInput{ | ||
| KeySpec: types.KeySpecRsa4096, | ||
| KeyUsage: types.KeyUsageTypeSignVerify, | ||
| }) | ||
| require.NoError(t, err, "creating KMS key") | ||
| return *result.KeyMetadata.KeyId | ||
| } | ||
|
|
||
| func (c Client) GetPublicKey(t *testing.T, ctx context.Context, id string) *rsa.PublicKey { | ||
| t.Helper() | ||
| response, err := c.KMS.GetPublicKey(ctx, &kms.GetPublicKeyInput{ | ||
| KeyId: &id, | ||
| }) | ||
| require.NoError(t, err, "get KMS public key") | ||
|
|
||
| key, err := x509.ParsePKIXPublicKey(response.PublicKey) | ||
| require.NoError(t, err, "parsing fetched pubic key") | ||
|
|
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| return key.(*rsa.PublicKey) | ||
| } |