@Override
public void start() throws Exception {
HttpClient client =
vertx.createHttpClient(
new HttpClientOptions()
.setDefaultHost("localhost")
.setDefaultPort(HTTPServerReproducer.PORT)
.setKeepAlive(false));
vertx.setPeriodic(
1000,
l -> {
client
.get("/")
.handler(
response -> {
response.bodyHandler(
buf -> {
System.out.println(
"Received: " + response.statusCode() + " - " + buf.toString());
});
})
.end();
});
}
@Test
public void testWebsocketPauseAndResume() {
client.close();
client = vertx.createHttpClient(new HttpClientOptions().setConnectTimeout(1000));
String path = "/some/path";
this.server =
vertx.createHttpServer(
new HttpServerOptions().setAcceptBacklog(1).setPort(HttpTestBase.DEFAULT_HTTP_PORT));
AtomicBoolean paused = new AtomicBoolean();
ReadStream<ServerWebSocket> stream = server.websocketStream();
stream.handler(
ws -> {
assertFalse(paused.get());
ws.writeMessage(Buffer.buffer("whatever"));
ws.close();
});
server.listen(
listenAR -> {
assertTrue(listenAR.succeeded());
stream.pause();
paused.set(true);
client
.websocket(HttpTestBase.DEFAULT_HTTP_PORT, HttpTestBase.DEFAULT_HTTP_HOST, path)
.exceptionHandler(
err -> {
assertTrue(paused.get());
assertTrue(err instanceof WebSocketHandshakeException);
paused.set(false);
stream.resume();
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path,
ws -> {
ws.handler(
buffer -> {
assertEquals("whatever", buffer.toString("UTF-8"));
ws.closeHandler(
v2 -> {
testComplete();
});
});
});
})
.handler(ws -> fail());
});
await();
}
private void testWriteMessage(int size, WebsocketVersion version) {
String path = "/some/path";
byte[] expected = TestUtils.randomByteArray(size);
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.websocketHandler(
ws -> {
ws.writeMessage(Buffer.buffer(expected));
ws.close();
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path,
null,
version,
ws -> {
Buffer actual = Buffer.buffer();
ws.handler(actual::appendBuffer);
ws.closeHandler(
v -> {
assertArrayEquals(expected, actual.getBytes());
testComplete();
});
});
});
await();
}
private void testReject(WebsocketVersion version) throws Exception {
String path = "/some/path";
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.websocketHandler(
ws -> {
assertEquals(path, ws.path());
ws.reject();
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
client
.websocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path,
null,
version)
.exceptionHandler(t -> testComplete())
.handler(ws -> fail("Should not be called"));
});
await();
}
private void testInvalidSubProtocol(WebsocketVersion version) throws Exception {
String path = "/some/path";
String subProtocol = "myprotocol";
server =
vertx
.createHttpServer(
new HttpServerOptions()
.setPort(HttpTestBase.DEFAULT_HTTP_PORT)
.setWebsocketSubProtocol("invalid"))
.websocketHandler(ws -> {});
server.listen(
onSuccess(
ar -> {
client
.websocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path,
null,
version,
subProtocol)
.exceptionHandler(
t -> {
// Should fail
testComplete();
})
.handler(ws -> {});
}));
await();
}
@Test
public void testClearClientHandlersOnEnd() {
String path = "/some/path";
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.websocketHandler(WebSocketBase::close);
server.listen(
ar -> {
assertTrue(ar.succeeded());
client
.websocket(HttpTestBase.DEFAULT_HTTP_PORT, HttpTestBase.DEFAULT_HTTP_HOST, path, null)
.handler(
ws -> {
ws.endHandler(
v -> {
try {
ws.endHandler(null);
ws.exceptionHandler(null);
ws.handler(null);
} catch (Exception e) {
fail(
"Was expecting to set to null the handlers when the socket is closed");
return;
}
testComplete();
});
});
});
await();
}
@Test
public void testEndHandlerCalled() {
String path = "/some/path";
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.websocketHandler(WebSocketBase::close);
AtomicInteger doneCount = new AtomicInteger();
server.listen(
ar -> {
assertTrue(ar.succeeded());
client
.websocket(HttpTestBase.DEFAULT_HTTP_PORT, HttpTestBase.DEFAULT_HTTP_HOST, path, null)
.endHandler(done -> doneCount.incrementAndGet())
.handler(
ws -> {
assertEquals(0, doneCount.get());
ws.closeHandler(
v -> {
assertEquals(1, doneCount.get());
testComplete();
});
});
});
await();
}
public void request() {
final HttpClientRequest httpRequest =
client.request(
method,
proxyToUri.getPort(),
proxyToUri.getHost(),
uri,
resp -> {
headers = resp.headers();
code = resp.statusCode();
resp.handler(this.body::appendBuffer);
resp.endHandler(
end -> {
if (code >= 200 && code < 300) {
call(onSuccess);
} else {
call(onFailure);
}
call(onComplete);
});
// TODO can we start writing without waiting the whole buffer?
});
httpRequest.exceptionHandler(
ex -> {
logger.error(format("Got exception processing request: %s", ex.getMessage()));
code = INTERNAL_SERVER_ERROR.code();
call(onFailure);
call(onComplete);
});
httpRequest.headers().setAll(headers);
httpRequest.write(requestBody);
httpRequest.end();
}
private void testContinuationWriteFromConnectHandler(WebsocketVersion version) throws Exception {
String path = "/some/path";
String firstFrame = "AAA";
String continuationFrame = "BBB";
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.requestHandler(
req -> {
NetSocket sock = getUpgradedNetSocket(req, path);
// Let's write a Text frame raw
Buffer buff = Buffer.buffer();
buff.appendByte((byte) 0x01); // Incomplete Text frame
buff.appendByte((byte) firstFrame.length());
buff.appendString(firstFrame);
sock.write(buff);
buff = Buffer.buffer();
buff.appendByte((byte) (0x00 | 0x80)); // Complete continuation frame
buff.appendByte((byte) continuationFrame.length());
buff.appendString(continuationFrame);
sock.write(buff);
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path,
null,
version,
ws -> {
AtomicBoolean receivedFirstFrame = new AtomicBoolean();
ws.frameHandler(
received -> {
Buffer receivedBuffer = Buffer.buffer(received.textData());
if (!received.isFinal()) {
assertEquals(firstFrame, receivedBuffer.toString());
receivedFirstFrame.set(true);
} else if (receivedFirstFrame.get() && received.isFinal()) {
assertEquals(continuationFrame, receivedBuffer.toString());
ws.close();
testComplete();
}
});
});
});
await();
}
protected void tearDown() throws Exception {
client.close();
if (server != null) {
CountDownLatch latch = new CountDownLatch(1);
server.close(
ar -> {
assertTrue(ar.succeeded());
latch.countDown();
});
awaitLatch(latch);
}
super.tearDown();
}
private void testWSWriteStream(WebsocketVersion version) throws Exception {
String path = "/some/path";
String query = "foo=bar&wibble=eek";
String uri = path + "?" + query;
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.websocketHandler(
ws -> {
assertEquals(uri, ws.uri());
assertEquals(path, ws.path());
assertEquals(query, ws.query());
assertEquals("Upgrade", ws.headers().get("Connection"));
ws.handler(data -> ws.write(data));
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
int bsize = 100;
int sends = 10;
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path + "?" + query,
null,
version,
ws -> {
final Buffer received = Buffer.buffer();
ws.handler(
data -> {
received.appendBuffer(data);
if (received.length() == bsize * sends) {
ws.close();
testComplete();
}
});
final Buffer sent = Buffer.buffer();
for (int i = 0; i < sends; i++) {
Buffer buff = Buffer.buffer(TestUtils.randomByteArray(bsize));
ws.write(buff);
sent.appendBuffer(buff);
}
});
});
await();
}
private void testValidSubProtocol(WebsocketVersion version) throws Exception {
String path = "/some/path";
String subProtocol = "myprotocol";
Buffer buff = Buffer.buffer("AAA");
server =
vertx
.createHttpServer(
new HttpServerOptions()
.setPort(HttpTestBase.DEFAULT_HTTP_PORT)
.setWebsocketSubProtocol(subProtocol))
.websocketHandler(
ws -> {
assertEquals(path, ws.path());
ws.writeFrame(WebSocketFrame.binaryFrame(buff, true));
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path,
null,
version,
subProtocol,
ws -> {
final Buffer received = Buffer.buffer();
ws.handler(
data -> {
received.appendBuffer(data);
if (received.length() == buff.length()) {
assertEquals(buff, received);
ws.close();
testComplete();
}
});
});
});
await();
}
@Test
// Let's manually handle the websocket handshake and write a frame to the client
public void testHandleWSManually() throws Exception {
String path = "/some/path";
String message = "here is some text data";
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.requestHandler(
req -> {
NetSocket sock = getUpgradedNetSocket(req, path);
// Let's write a Text frame raw
Buffer buff = Buffer.buffer();
buff.appendByte((byte) 129); // Text frame
buff.appendByte((byte) message.length());
buff.appendString(message);
sock.write(buff);
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
client
.websocket(HttpTestBase.DEFAULT_HTTP_PORT, HttpTestBase.DEFAULT_HTTP_HOST, path)
.exceptionHandler(t -> fail(t.getMessage()))
.handler(
ws -> {
ws.handler(
buff -> {
assertEquals(message, buff.toString("UTF-8"));
testComplete();
});
});
});
await();
}
private void testWSFrames(boolean binary, WebsocketVersion version) throws Exception {
String path = "/some/path";
String query = "foo=bar&wibble=eek";
String uri = path + "?" + query;
// version 0 doesn't support continuations so we just send 1 frame per message
int frames = version == WebsocketVersion.V00 ? 1 : 10;
server =
vertx
.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT))
.websocketHandler(
ws -> {
assertEquals(uri, ws.uri());
assertEquals(path, ws.path());
assertEquals(query, ws.query());
assertEquals("Upgrade", ws.headers().get("Connection"));
AtomicInteger count = new AtomicInteger();
ws.frameHandler(
frame -> {
if (count.get() == 0) {
if (binary) {
assertTrue(frame.isBinary());
assertFalse(frame.isText());
} else {
assertFalse(frame.isBinary());
assertTrue(frame.isText());
}
assertFalse(frame.isContinuation());
} else {
assertFalse(frame.isBinary());
assertFalse(frame.isText());
assertTrue(frame.isContinuation());
}
if (count.get() == frames - 1) {
assertTrue(frame.isFinal());
} else {
assertFalse(frame.isFinal());
}
ws.writeFrame(frame);
if (count.incrementAndGet() == frames) {
count.set(0);
}
});
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
int bsize = 100;
int msgs = 10;
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
path + "?" + query,
null,
version,
ws -> {
final List<Buffer> sent = new ArrayList<>();
final List<Buffer> received = new ArrayList<>();
AtomicReference<Buffer> currentReceived = new AtomicReference<>(Buffer.buffer());
ws.frameHandler(
frame -> {
// received.appendBuffer(frame.binaryData());
currentReceived.get().appendBuffer(frame.binaryData());
if (frame.isFinal()) {
received.add(currentReceived.get());
currentReceived.set(Buffer.buffer());
}
if (received.size() == msgs) {
int pos = 0;
for (Buffer rec : received) {
assertEquals(rec, sent.get(pos++));
}
testComplete();
}
});
AtomicReference<Buffer> currentSent = new AtomicReference<>(Buffer.buffer());
for (int i = 0; i < msgs; i++) {
for (int j = 0; j < frames; j++) {
Buffer buff;
WebSocketFrame frame;
if (binary) {
buff = Buffer.buffer(TestUtils.randomByteArray(bsize));
if (j == 0) {
frame = WebSocketFrame.binaryFrame(buff, false);
} else {
frame = WebSocketFrame.continuationFrame(buff, j == frames - 1);
}
} else {
String str = TestUtils.randomAlphaString(bsize);
buff = Buffer.buffer(str);
if (j == 0) {
frame = WebSocketFrame.textFrame(str, false);
} else {
frame = WebSocketFrame.continuationFrame(buff, j == frames - 1);
}
}
currentSent.get().appendBuffer(buff);
ws.writeFrame(frame);
if (j == frames - 1) {
sent.add(currentSent.get());
currentSent.set(Buffer.buffer());
}
}
}
});
});
await();
}
@Test
public void testSharedServersRoundRobin() throws Exception {
int numServers = 5;
int numConnections = numServers * 100;
List<HttpServer> servers = new ArrayList<>();
Set<HttpServer> connectedServers = new ConcurrentHashSet<>();
Map<HttpServer, Integer> connectCount = new ConcurrentHashMap<>();
CountDownLatch latchListen = new CountDownLatch(numServers);
CountDownLatch latchConns = new CountDownLatch(numConnections);
for (int i = 0; i < numServers; i++) {
HttpServer theServer =
vertx.createHttpServer(new HttpServerOptions().setPort(HttpTestBase.DEFAULT_HTTP_PORT));
servers.add(theServer);
theServer
.websocketHandler(
ws -> {
connectedServers.add(theServer);
Integer cnt = connectCount.get(theServer);
int icnt = cnt == null ? 0 : cnt;
icnt++;
connectCount.put(theServer, icnt);
latchConns.countDown();
})
.listen(
ar -> {
if (ar.succeeded()) {
latchListen.countDown();
} else {
fail("Failed to bind server");
}
});
}
assertTrue(latchListen.await(10, TimeUnit.SECONDS));
// Create a bunch of connections
CountDownLatch latchClient = new CountDownLatch(numConnections);
for (int i = 0; i < numConnections; i++) {
client.connectWebsocket(
HttpTestBase.DEFAULT_HTTP_PORT,
HttpTestBase.DEFAULT_HTTP_HOST,
"/someuri",
ws -> {
ws.closeHandler(v -> latchClient.countDown());
ws.close();
});
}
assertTrue(latchClient.await(10, TimeUnit.SECONDS));
assertTrue(latchConns.await(10, TimeUnit.SECONDS));
assertEquals(numServers, connectedServers.size());
for (HttpServer server : servers) {
assertTrue(connectedServers.contains(server));
}
assertEquals(numServers, connectCount.size());
for (int cnt : connectCount.values()) {
assertEquals(numConnections / numServers, cnt);
}
CountDownLatch closeLatch = new CountDownLatch(numServers);
for (HttpServer server : servers) {
server.close(
ar -> {
assertTrue(ar.succeeded());
closeLatch.countDown();
});
}
assertTrue(closeLatch.await(10, TimeUnit.SECONDS));
testComplete();
}
private void testTLS(
KS clientCert,
TS clientTrust,
KS serverCert,
TS serverTrust,
boolean requireClientAuth,
boolean serverUsesCrl,
boolean clientTrustAll,
boolean clientUsesCrl,
boolean shouldPass,
String... enabledCipherSuites)
throws Exception {
HttpClientOptions options = new HttpClientOptions();
options.setSsl(true);
if (clientTrustAll) {
options.setTrustAll(true);
}
if (clientUsesCrl) {
options.addCrlPath(findFileOnClasspath("tls/ca/crl.pem"));
}
options.setTrustStoreOptions(getClientTrustOptions(clientTrust));
options.setKeyStoreOptions(getClientCertOptions(clientCert));
for (String suite : enabledCipherSuites) {
options.addEnabledCipherSuite(suite);
}
client = vertx.createHttpClient(options);
HttpServerOptions serverOptions = new HttpServerOptions();
serverOptions.setSsl(true);
serverOptions.setTrustStoreOptions(getServerTrustOptions(serverTrust));
serverOptions.setKeyStoreOptions(getServerCertOptions(serverCert));
if (requireClientAuth) {
serverOptions.setClientAuthRequired(true);
}
if (serverUsesCrl) {
serverOptions.addCrlPath(findFileOnClasspath("tls/ca/crl.pem"));
}
for (String suite : enabledCipherSuites) {
serverOptions.addEnabledCipherSuite(suite);
}
server = vertx.createHttpServer(serverOptions.setPort(4043));
server.websocketHandler(
ws -> {
ws.handler(ws::write);
});
server.listen(
ar -> {
assertTrue(ar.succeeded());
client
.websocket(4043, HttpTestBase.DEFAULT_HTTP_HOST, "/")
.exceptionHandler(
t -> {
if (shouldPass) {
t.printStackTrace();
fail("Should not throw exception");
} else {
testComplete();
}
})
.handler(
ws -> {
int size = 100;
Buffer received = Buffer.buffer();
ws.handler(
data -> {
received.appendBuffer(data);
if (received.length() == size) {
ws.close();
testComplete();
}
});
Buffer buff = Buffer.buffer(TestUtils.randomByteArray(size));
ws.writeFrame(WebSocketFrame.binaryFrame(buff, true));
});
});
await();
}