}

// SealedKey represents a sealed object key. It can be stored
// at an untrusted location.
type SealedKey struct {
	Key       [64]byte // The encrypted and authenticated object-key.
	IV        [32]byte // The random IV used to encrypt the object-key.
	Algorithm string   // The sealing algorithm used to encrypt the object key.
}

// Seal encrypts the ObjectKey using the 256 bit external key and IV. The sealed

	key, err := base64.StdEncoding.DecodeString(b64Key)
	if err != nil {
		return nil, err
	}
	return New(keyID, key)
}

// New returns a single-key KMS that derives new DEKs from the
// given key.
func New(keyID string, key []byte) (KMS, error) {
	if len(key) != 32 {
		return nil, errors.New("kms: invalid key length " + strconv.Itoa(len(key)))
	}
	return secretKey{
		keyID: keyID,
		key:   key,
	}, nil
}

Harshavardhana <******@****.***> 1620513629 -0700

)

// KeyManager is the generic interface that handles KMS key operations
type KeyManager interface {
	// CreateKey creates a new key at the KMS with the given key ID.
	CreateKey(ctx context.Context, keyID string) error

	// DeleteKey deletes a key at the KMS with the given key ID.
	// Please note that is a dangerous operation.
	// Once a key has been deleted all data that has been encrypted with it cannot be decrypted

	for i, test := range generateKeyTests {
		i, test := i, test
		func() {
			defer recoverTest(i, test.ShouldPass, t)
			key := GenerateKey(test.ExtKey[:], test.Random)
			if [32]byte(key) == [32]byte{} {
				t.Errorf("Test %d: generated key is zero key", i) // check that we generate random and unique key
			}
		}()
	}
}

var generateIVTests = []struct {
	Random     io.Reader
	ShouldPass bool
}{

func TestSingleKeyRoundtrip(t *testing.T) {
	KMS, err := Parse("my-key:eEm+JI9/q4JhH8QwKvf3LKo4DEBl6QbfvAl1CAbMIv8=")
	if err != nil {
		t.Fatalf("Failed to initialize KMS: %v", err)
	}

	key, err := KMS.GenerateKey(context.Background(), "my-key", Context{})
	if err != nil {
		t.Fatalf("Failed to generate key: %v", err)
	}
	plaintext, err := KMS.DecryptKey(key.KeyID, key.Ciphertext, Context{})
	if err != nil {

-----BEGIN EC PRIVATE KEY----- MHcCAQEEILFuMS2xvsc/CsuqtSv3S2iSCcc28rZs AwEHoUQDQgAEqJSlCOxV SSC/X3+aUQzflOkL8MJQ5lxKodW== -----END EC PRIVATE KEY-----...

-----BEGIN EC PRIVATE KEY----- MHcCAQEEIBluB2BuspJc/ZwNmygNw06NbdTZDroAo AwEHoUQDQgAEQIWK0F2G+e4AaYcBT9aOUuwo8aBig 4rCvhUktmLZbVO3DOy+wHbiyG7hJxhx2EA== -----END EC PRIVATE KEY-----...

-----BEGIN EC PRIVATE KEY----- MHcCAQEEIB8tAGuc9FP4+zMvYRhoAoGCCqGSM49 AwEHoUQDQgAESvX1TRh3 hNSNEmiYKqaZvThB8N9i== -----END EC PRIVATE KEY-----...

		},
		config.HelpKV{
			Key:         KafkaClientTLSKey,
			Description: "path to client key for mTLS auth",
			Optional:    true,
			Type:        "path",
			Sensitive:   true,
		},
		config.HelpKV{
			Key:         KafkaVersion,
			Description: "specify the version of the Kafka cluster",
			Optional:    true,
			Type:        "string",
		},
		config.HelpKV{
			Key:         QueueSize,