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feat: MockWebServer is based on Vert.x Web
Signed-off-by: Marc Nuri <[email protected]>
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junit/mockwebserver/src/main/java/io/fabric8/mockwebserver/MockWebServer.java
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| /** | ||
| * Copyright (C) 2015 Red Hat, Inc. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
| package io.fabric8.mockwebserver; | ||
|
|
||
| import io.fabric8.mockwebserver.http.Dispatcher; | ||
| import io.fabric8.mockwebserver.http.HttpUrl; | ||
| import io.fabric8.mockwebserver.http.MockResponse; | ||
| import io.fabric8.mockwebserver.http.QueueDispatcher; | ||
| import io.fabric8.mockwebserver.http.RecordedHttpConnection; | ||
| import io.fabric8.mockwebserver.http.RecordedRequest; | ||
| import io.fabric8.mockwebserver.vertx.HttpServerRequestHandler; | ||
| import io.fabric8.mockwebserver.vertx.Protocol; | ||
| import io.netty.handler.ssl.ClientAuth; | ||
| import io.vertx.core.Future; | ||
| import io.vertx.core.Vertx; | ||
| import io.vertx.core.http.HttpServer; | ||
| import io.vertx.core.http.HttpServerOptions; | ||
| import io.vertx.core.net.NetServerOptions; | ||
| import io.vertx.core.net.SelfSignedCertificate; | ||
|
|
||
| import java.io.Closeable; | ||
| import java.io.IOException; | ||
| import java.net.InetAddress; | ||
| import java.net.InetSocketAddress; | ||
| import java.net.Proxy; | ||
| import java.util.ArrayList; | ||
| import java.util.Arrays; | ||
| import java.util.HashSet; | ||
| import java.util.List; | ||
| import java.util.concurrent.BlockingQueue; | ||
| import java.util.concurrent.CompletableFuture; | ||
| import java.util.concurrent.ExecutionException; | ||
| import java.util.concurrent.LinkedBlockingQueue; | ||
| import java.util.concurrent.TimeUnit; | ||
| import java.util.concurrent.TimeoutException; | ||
| import java.util.concurrent.atomic.AtomicInteger; | ||
| import java.util.stream.Collectors; | ||
|
|
||
| import static io.vertx.core.net.SSLOptions.DEFAULT_ENABLED_SECURE_TRANSPORT_PROTOCOLS; | ||
|
|
||
| public class MockWebServer implements Closeable { | ||
|
|
||
| private static final String[] SUPPORTED_WEBSOCKET_SUB_PROTOCOLS = new String[] { | ||
| "v1.channel.k8s.io", "v2.channel.k8s.io", "v3.channel.k8s.io", "v4.channel.k8s.io" | ||
| }; | ||
|
|
||
| private final Vertx vertx; | ||
| private final BlockingQueue<RecordedRequest> requestQueue; | ||
| private final AtomicInteger requestCount; | ||
| private final List<MockWebServerListener> listeners; | ||
| private Dispatcher dispatcher; | ||
| private ClientAuth clientAuth; | ||
| private final List<String> enabledSecuredTransportProtocols; | ||
| private boolean ssl; | ||
| private SelfSignedCertificate selfSignedCertificate; | ||
| private HttpServer httpServer; | ||
| private int port; | ||
| private InetAddress inetAddress; | ||
| private List<Protocol> protocols; | ||
| private boolean started; | ||
|
|
||
| public MockWebServer() { | ||
| vertx = Vertx.vertx(); | ||
| requestQueue = new LinkedBlockingQueue<>(); | ||
| requestCount = new AtomicInteger(); | ||
| listeners = new ArrayList<>(); | ||
| dispatcher = new QueueDispatcher(); | ||
| clientAuth = ClientAuth.NONE; | ||
| enabledSecuredTransportProtocols = new ArrayList<>(); | ||
| enabledSecuredTransportProtocols.addAll(DEFAULT_ENABLED_SECURE_TRANSPORT_PROTOCOLS); | ||
| protocols = Arrays.asList(Protocol.HTTP_2, Protocol.HTTP_1_1); | ||
| } | ||
|
|
||
| private void before() { | ||
| if (started) { | ||
| return; | ||
| } | ||
| start(); | ||
| } | ||
|
|
||
| public void start() { | ||
| start(NetServerOptions.DEFAULT_PORT); | ||
| } | ||
|
|
||
| public void start(int port) { | ||
| start(InetAddress.getLoopbackAddress(), port); | ||
| } | ||
|
|
||
| public synchronized void start(InetAddress inetAddress, int port) { | ||
| if (started) { | ||
| throw new IllegalStateException("start() already called"); | ||
| } | ||
| this.started = true; | ||
| this.inetAddress = inetAddress; | ||
| final HttpServerOptions options = new HttpServerOptions() | ||
| .setHost(inetAddress.getHostAddress()) | ||
| .setPort(port) | ||
| .setAlpnVersions(protocols.stream().map(Protocol::getHttpVersion).collect(Collectors.toList())) | ||
| .setWebSocketSubProtocols(Arrays.asList(SUPPORTED_WEBSOCKET_SUB_PROTOCOLS)); | ||
| if (ssl) { | ||
| selfSignedCertificate = SelfSignedCertificate.create(getHostName()); | ||
| options | ||
| .setSsl(true) | ||
| .setEnabledSecureTransportProtocols(new HashSet<>(enabledSecuredTransportProtocols)) | ||
| .setTrustOptions(selfSignedCertificate.trustOptions()) | ||
| .setKeyCertOptions(selfSignedCertificate.keyCertOptions()); | ||
| } | ||
| httpServer = vertx.createHttpServer(options); | ||
| httpServer.connectionHandler(event -> { | ||
| final RecordedHttpConnection connection = new RecordedHttpConnection( | ||
| event.remoteAddress(), event.localAddress(), ssl); | ||
| listeners.forEach(listener -> listener.onConnection(connection)); | ||
| event.closeHandler(res -> listeners.forEach(listener -> listener.onConnectionClosed(connection))); | ||
| }); | ||
| httpServer.requestHandler(new HttpServerRequestHandler(vertx) { | ||
| @Override | ||
| protected MockResponse onHttpRequest(RecordedRequest request) { | ||
| requestCount.incrementAndGet(); | ||
| requestQueue.add(request); | ||
| return dispatcher.dispatch(request); | ||
| } | ||
| }); | ||
| await(httpServer.listen(), "Unable to start MockWebServer"); | ||
| this.port = httpServer.actualPort(); | ||
| } | ||
|
|
||
| public synchronized void shutdown() { | ||
| if (!started) { | ||
| return; | ||
| } | ||
| if (httpServer == null) { | ||
| throw new IllegalStateException("shutdown() before start()"); | ||
| } | ||
| dispatcher.shutdown(); | ||
| await(httpServer.close(), "Unable to close MockWebServer"); | ||
| } | ||
|
|
||
| @Override | ||
| public void close() throws IOException { | ||
| shutdown(); | ||
| } | ||
|
|
||
| public int getPort() { | ||
| before(); | ||
| return port; | ||
| } | ||
|
|
||
| public String getHostName() { | ||
| before(); | ||
| return inetAddress.getCanonicalHostName(); | ||
| } | ||
|
|
||
| public Proxy toProxyAddress() { | ||
| before(); | ||
| final InetSocketAddress address = new InetSocketAddress(getHostName(), getPort()); | ||
| return new Proxy(Proxy.Type.HTTP, address); | ||
| } | ||
|
|
||
| public SelfSignedCertificate getSelfSignedCertificate() { | ||
| return selfSignedCertificate; | ||
| } | ||
|
|
||
| public HttpUrl url(String path) { | ||
| final String schema = ssl ? "https" : "http"; | ||
| return HttpUrl.parse(schema + "://" + getHostName() + ":" + getPort() + "/" + path); | ||
| } | ||
|
|
||
| public RecordedRequest takeRequest() throws InterruptedException { | ||
| return requestQueue.take(); | ||
| } | ||
|
|
||
| public RecordedRequest takeRequest(long timeout, TimeUnit unit) throws InterruptedException { | ||
| return requestQueue.poll(timeout, unit); | ||
| } | ||
|
|
||
| public int getRequestCount() { | ||
| return requestCount.get(); | ||
| } | ||
|
|
||
| public void useHttps() { | ||
| this.ssl = true; | ||
| } | ||
|
|
||
| public void enqueue(MockResponse response) { | ||
| if (dispatcher instanceof QueueDispatcher) { | ||
| ((QueueDispatcher) dispatcher).enqueueResponse(response); | ||
| } else { | ||
| throw new IllegalStateException("Dispatcher is not a QueueDispatcher"); | ||
| } | ||
| } | ||
|
|
||
| public void setDispatcher(Dispatcher dispatcher) { | ||
| this.dispatcher = dispatcher; | ||
| } | ||
|
|
||
| public void setProtocols(List<Protocol> protocols) { | ||
| this.protocols = protocols; | ||
| } | ||
|
|
||
| private static <T> T await(Future<T> vertxFuture, String errorMessage) { | ||
| final CompletableFuture<T> future = new CompletableFuture<>(); | ||
| vertxFuture.onComplete(r -> { | ||
| if (r.succeeded()) { | ||
| future.complete(r.result()); | ||
| } else { | ||
| future.completeExceptionally(r.cause()); | ||
| } | ||
| }); | ||
| try { | ||
| return future.get(10, TimeUnit.SECONDS); | ||
| } catch (InterruptedException e) { | ||
| Thread.currentThread().interrupt(); | ||
| throw new IllegalStateException(e); | ||
| } catch (ExecutionException | TimeoutException e) { | ||
| throw new IllegalStateException(errorMessage, e); | ||
| } | ||
| } | ||
| } |
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