Examples with Keyset com.google.crypto.tink.proto.Keyset used on opensource projects

Example 11 with Keyset

use of com.google.crypto.tink.proto.Keyset in project tink by google.

the class KeysetServiceImpl method readEncrypted.

@Override
public void readEncrypted(KeysetReadEncryptedRequest request, StreamObserver<KeysetReadEncryptedResponse> responseObserver) {
    KeysetReadEncryptedResponse response;
    try {
        // get masterAead
        KeysetHandle masterKeysetHandle = CleartextKeysetHandle.read(BinaryKeysetReader.withBytes(request.getMasterKeyset().toByteArray()));
        Aead masterAead = masterKeysetHandle.getPrimitive(Aead.class);
        // read encrypted keyset to keysetHandle
        KeysetReader reader = BinaryKeysetReader.withBytes(request.getEncryptedKeyset().toByteArray());
        KeysetHandle keysetHandle;
        if (request.hasAssociatedData()) {
            keysetHandle = KeysetHandle.readWithAssociatedData(reader, masterAead, request.getAssociatedData().getValue().toByteArray());
        } else {
            keysetHandle = KeysetHandle.read(reader, masterAead);
        }
        // get keyset from keysetHandle
        Keyset keyset = CleartextKeysetHandle.getKeyset(keysetHandle);
        ByteArrayOutputStream keysetStream = new ByteArrayOutputStream();
        BinaryKeysetWriter.withOutputStream(keysetStream).write(keyset);
        keysetStream.close();
        response = KeysetReadEncryptedResponse.newBuilder().setKeyset(ByteString.copyFrom(keysetStream.toByteArray())).build();
    } catch (GeneralSecurityException | InvalidProtocolBufferException e) {
        response = KeysetReadEncryptedResponse.newBuilder().setErr(e.toString()).build();
    } catch (IOException e) {
        responseObserver.onError(Status.UNKNOWN.withDescription(e.getMessage()).asException());
        return;
    }
    responseObserver.onNext(response);
    responseObserver.onCompleted();
}

Example 12 with Keyset

use of com.google.crypto.tink.proto.Keyset in project tink by google.

the class KeysetServiceImpl method generate.

@Override
public void generate(KeysetGenerateRequest request, StreamObserver<KeysetGenerateResponse> responseObserver) {
    KeysetGenerateResponse response;
    try {
        KeyTemplate template = KeyTemplateProtoConverter.fromByteArray(request.getTemplate().toByteArray());
        KeysetHandle keysetHandle = KeysetHandle.generateNew(template);
        Keyset keyset = CleartextKeysetHandle.getKeyset(keysetHandle);
        ByteArrayOutputStream keysetStream = new ByteArrayOutputStream();
        BinaryKeysetWriter.withOutputStream(keysetStream).write(keyset);
        keysetStream.close();
        response = KeysetGenerateResponse.newBuilder().setKeyset(ByteString.copyFrom(keysetStream.toByteArray())).build();
    } catch (GeneralSecurityException e) {
        response = KeysetGenerateResponse.newBuilder().setErr(e.toString()).build();
    } catch (IOException e) {
        responseObserver.onError(Status.UNKNOWN.withDescription(e.getMessage()).asException());
        return;
    }
    responseObserver.onNext(response);
    responseObserver.onCompleted();
}

Example 13 with Keyset

use of com.google.crypto.tink.proto.Keyset in project tink by google.

the class KeysetServiceImpl method fromJson.

@Override
public void fromJson(KeysetFromJsonRequest request, StreamObserver<KeysetFromJsonResponse> responseObserver) {
    KeysetFromJsonResponse response;
    try {
        KeysetHandle keysetHandle = CleartextKeysetHandle.read(JsonKeysetReader.withString(request.getJsonKeyset()));
        Keyset keyset = CleartextKeysetHandle.getKeyset(keysetHandle);
        ByteArrayOutputStream keysetStream = new ByteArrayOutputStream();
        BinaryKeysetWriter.withOutputStream(keysetStream).write(keyset);
        keysetStream.close();
        response = KeysetFromJsonResponse.newBuilder().setKeyset(ByteString.copyFrom(keysetStream.toByteArray())).build();
    } catch (GeneralSecurityException | InvalidProtocolBufferException e) {
        response = KeysetFromJsonResponse.newBuilder().setErr(e.toString()).build();
    } catch (IOException e) {
        responseObserver.onError(Status.UNKNOWN.withDescription(e.getMessage()).asException());
        return;
    }
    responseObserver.onNext(response);
    responseObserver.onCompleted();
}

Example 14 with Keyset

use of com.google.crypto.tink.proto.Keyset in project tink by google.

the class TestingServicesTest method toJson_success.

@Test
public void toJson_success() throws Exception {
    String jsonKeyset = "" + "{" + "  \"primaryKeyId\": 42," + "  \"key\": [" + "    {" + "      \"keyData\": {" + "        \"typeUrl\": \"type.googleapis.com/google.crypto.tink.AesGcmKey\"," + "        \"keyMaterialType\": \"SYMMETRIC\"," + "        \"value\": \"AFakeTestKeyValue1234567\"" + "      }," + "      \"outputPrefixType\": \"TINK\"," + "      \"keyId\": 42," + "      \"status\": \"ENABLED\"" + "    }" + "  ]" + "}";
    KeysetFromJsonResponse fromResponse = keysetFromJson(keysetStub, jsonKeyset);
    assertThat(fromResponse.getErr()).isEmpty();
    byte[] output = fromResponse.getKeyset().toByteArray();
    Keyset keyset = BinaryKeysetReader.withBytes(output).read();
    assertThat(keyset.getPrimaryKeyId()).isEqualTo(42);
}

Example 15 with Keyset

use of com.google.crypto.tink.proto.Keyset in project tink by google.

the class CompareKeysetsTest method testCompareKeysets_sameKeysSameIdsDifferentOrder_throws.

@Test
public void testCompareKeysets_sameKeysSameIdsDifferentOrder_throws() throws Exception {
    Keyset keyset1 = Keyset.newBuilder().addKey(aesGcmKey(KEY_0, 17, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_1, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_2, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_3, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_4, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_5, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_6, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).setPrimaryKeyId(17).build();
    Keyset keyset2 = Keyset.newBuilder().addKey(aesGcmKey(KEY_3, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_1, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_0, 17, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_2, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_5, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_4, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).addKey(aesGcmKey(KEY_6, 18, KeyStatusType.ENABLED, OutputPrefixType.TINK)).setPrimaryKeyId(17).build();
    CompareKeysets.compareKeysets(keyset1, keyset2);
}