Examples with EmbeddedChannel com.couchbase.client.core.deps.io.netty.channel.embedded.EmbeddedChannel used on opensource projects

Example 26 with EmbeddedChannel

use of com.couchbase.client.core.deps.io.netty.channel.embedded.EmbeddedChannel in project couchbase-jvm-clients by couchbase.

the class PasswordAuthenticatorTest method shouldNotNegotiatePlainWithNonTlsByDefault.

@Test
void shouldNotNegotiatePlainWithNonTlsByDefault() {
    PasswordAuthenticator authenticator = PasswordAuthenticator.create("user", "pass");
    EndpointContext ctx = mock(EndpointContext.class);
    when(ctx.environment()).thenReturn(ENV);
    EmbeddedChannel channel = new EmbeddedChannel();
    authenticator.authKeyValueConnection(ctx, channel.pipeline());
    SaslAuthenticationHandler handler = channel.pipeline().get(SaslAuthenticationHandler.class);
    assertFalse(handler.allowedMechanisms().contains(SaslMechanism.PLAIN));
}

Example 27 with EmbeddedChannel

use of com.couchbase.client.core.deps.io.netty.channel.embedded.EmbeddedChannel in project couchbase-jvm-clients by couchbase.

the class SearchMock method loadSearchTestCase.

/**
 * Given JSON in the form expected, e.g. those from https://github.com/chvck/sdk-testcases which contains the
 * returned JSON from the search service in a field "data", returns the completed SearchResult that the API
 * would return.
 */
public static SearchResult loadSearchTestCase(InputStream json) throws ExecutionException, InterruptedException, IOException {
    // The idea is to fake packets that have come from the search service.
    // Start by preparing the packets.
    JsonObject jo = JsonObject.fromJson(toByteArray(json));
    JsonObject data = jo.getObject("data");
    byte[] b = data.toString().getBytes(StandardCharsets.UTF_8);
    ByteBuf bytes = Unpooled.wrappedBuffer(b);
    HttpContent content = new DefaultLastHttpContent(bytes);
    HttpResponse resp = new DefaultHttpResponse(HttpVersion.HTTP_1_1, HttpResponseStatus.OK);
    // Fake some core stuff
    Core mockedCore = mock(Core.class);
    CoreEnvironment env = CoreEnvironment.create();
    CoreContext ctx = new CoreContext(mockedCore, 0, env, PasswordAuthenticator.create("Administrator", "password"));
    // Our ChunkedSearchMessageHandler needs to be initialised by pretending we've sent an outbound SearchRequest
    // through it
    SearchRequest req = new SearchRequest(Duration.ofSeconds(10), ctx, BestEffortRetryStrategy.INSTANCE, null, null, null, null);
    // ChunkedSearchMessageHandler will try to encode() the SearchRequest.  Rather than mocking everything required
    // to get that working, just mock the encode method.
    SearchRequest spiedReq = spy(req);
    doReturn(new DefaultFullHttpRequest(HttpVersion.HTTP_1_1, HttpMethod.GET, "localhost")).when(spiedReq).encode();
    doAnswer(v -> {
        EndpointContext endpointContext = new EndpointContext(ctx, new HostAndPort(null, 0), null, null, null, Optional.of("bucket"), null);
        BaseEndpoint endpoint = mock(BaseEndpoint.class);
        when(endpoint.context()).thenReturn(endpointContext);
        when(endpoint.pipelined()).thenReturn(false);
        // ChunkedSearchMessageHandler does most of the work in handling responses from the service
        ChunkedSearchMessageHandler handler = new ChunkedSearchMessageHandler(endpoint, endpointContext);
        // Netty's EmbeddedChannel lets us test ChannelHandlers like ChunkedSearchMessageHandler.  It's a Netty Channel
        // that doesn't touch the network at all.
        final EmbeddedChannel channel = new EmbeddedChannel(handler);
        // Writing the request is necessary to estabish some initial state inChunkedSearchMessageHandler
        channel.writeAndFlush(spiedReq);
        // Finally we can do the interesting bit of passing our fake FTS service response into
        // ChunkedSearchMessageHandler
        channel.writeInbound(resp);
        channel.writeInbound(content);
        return null;
    }).when(mockedCore).send(any());
    CompletableFuture<SearchResult> future = SearchAccessor.searchQueryAsync(mockedCore, req, DefaultJsonSerializer.create());
    SearchResult result = future.get();
    return result;
}

Example 28 with EmbeddedChannel

use of com.couchbase.client.core.deps.io.netty.channel.embedded.EmbeddedChannel in project couchbase-jvm-clients by couchbase.

the class ErrorMapLoadingHandlerTest method failConnectIfPromiseTimesOut.

/**
 * This test makes sure that the timer fires if the connect future is not completed
 * otherwise.
 */
@Test
void failConnectIfPromiseTimesOut() throws Exception {
    channel = new EmbeddedChannel();
    eventBus = new SimpleEventBus(true);
    CoreEnvironment env = mock(CoreEnvironment.class);
    TimeoutConfig timeoutConfig = mock(TimeoutConfig.class);
    when(env.eventBus()).thenReturn(eventBus);
    when(env.timeoutConfig()).thenReturn(timeoutConfig);
    when(timeoutConfig.connectTimeout()).thenReturn(Duration.ofMillis(100));
    CoreContext coreContext = new CoreContext(mock(Core.class), 1, env, mock(Authenticator.class));
    EndpointContext endpointContext = new EndpointContext(coreContext, new HostAndPort("127.0.0.1", 1234), null, ServiceType.KV, Optional.empty(), Optional.empty(), Optional.empty());
    ErrorMapLoadingHandler handler = new ErrorMapLoadingHandler(endpointContext);
    channel.pipeline().addLast(handler);
    final ChannelFuture connect = channel.connect(new InetSocketAddress("1.2.3.4", 1234));
    channel.pipeline().fireChannelActive();
    Thread.sleep(Duration.ofMillis(100).toMillis() + 5);
    channel.runScheduledPendingTasks();
    assertTrue(connect.isDone());
    assertTrue(connect.cause() instanceof TimeoutException);
    assertEquals("KV Error Map loading timed out after 100ms", connect.cause().getMessage());
}

Example 29 with EmbeddedChannel

use of com.couchbase.client.core.deps.io.netty.channel.embedded.EmbeddedChannel in project couchbase-jvm-clients by couchbase.

the class KeyValueMessageHandlerTest method retriesCertainResponseStatusCodes.

/**
 * Certain status codes are identified that should be passed to the retry orchestrator rathen than complete
 * the response right away.
 */
@Test
void retriesCertainResponseStatusCodes() {
    List<MemcacheProtocol.Status> retryOnThese = Arrays.asList(MemcacheProtocol.Status.LOCKED, MemcacheProtocol.Status.TEMPORARY_FAILURE, MemcacheProtocol.Status.SYNC_WRITE_IN_PROGRESS, MemcacheProtocol.Status.SYNC_WRITE_RE_COMMIT_IN_PROGRESS);
    List<RetryReason> retryReasons = Arrays.asList(RetryReason.KV_LOCKED, RetryReason.KV_TEMPORARY_FAILURE, RetryReason.KV_SYNC_WRITE_IN_PROGRESS, RetryReason.KV_SYNC_WRITE_RE_COMMIT_IN_PROGRESS);
    int i = 0;
    for (MemcacheProtocol.Status status : retryOnThese) {
        EmbeddedChannel channel = new EmbeddedChannel(new KeyValueMessageHandler(null, CTX, Optional.of(BUCKET)));
        try {
            GetRequest request = new GetRequest("key", Duration.ofSeconds(1), CTX, CID, FailFastRetryStrategy.INSTANCE, null);
            channel.writeOutbound(request);
            ByteBuf getResponse = MemcacheProtocol.response(channel.alloc(), MemcacheProtocol.Opcode.GET, (byte) 0, status.status(), request.opaque(), 0, Unpooled.EMPTY_BUFFER, Unpooled.EMPTY_BUFFER, Unpooled.EMPTY_BUFFER);
            channel.writeInbound(getResponse);
            assertEquals(CancellationReason.noMoreRetries(retryReasons.get(i)), request.cancellationReason());
            assertEquals(0, getResponse.refCnt());
            i++;
        } finally {
            channel.finishAndReleaseAll();
        }
    }
}

Example 30 with EmbeddedChannel

use of com.couchbase.client.core.deps.io.netty.channel.embedded.EmbeddedChannel in project couchbase-jvm-clients by couchbase.

the class KeyValueMessageHandlerTest method opaqueIsIncreasing.

/**
 * This test sends two get requests and makes sure the latter one has a higher opaque then the
 * former one.
 */
@Test
void opaqueIsIncreasing() {
    EmbeddedChannel channel = new EmbeddedChannel(new KeyValueMessageHandler(null, CTX, Optional.of(BUCKET)));
    try {
        channel.writeOutbound(new GetRequest("key", Duration.ofSeconds(1), CTX, CID, null, null));
        channel.flushOutbound();
        ByteBuf request = channel.readOutbound();
        int firstOpaque = MemcacheProtocol.opaque(request);
        assertTrue(firstOpaque > 0);
        ReferenceCountUtil.release(request);
        channel.writeOutbound(new GetRequest("key", Duration.ofSeconds(1), CTX, CID, null, null));
        channel.flushOutbound();
        request = channel.readOutbound();
        int secondOpaque = MemcacheProtocol.opaque(request);
        assertTrue(secondOpaque > firstOpaque);
        ReferenceCountUtil.release(request);
    } finally {
        channel.finishAndReleaseAll();
    }
}