@Test(timeout = 60000)
@SetupRpcConnection(setupRpcClient = false)
public void testRequestTimeoutOnBusy() throws Exception {
RpcConnectionKey rpcConnectionKey =
new RpcConnectionKey(server.getListenAddress(), DummyProtocol.class, false);
// 500 millis socket timeout
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, retries + "");
connParams.setProperty(RpcConstants.CLIENT_SOCKET_TIMEOUT, String.valueOf(500));
connParams.setProperty(RpcConstants.CLIENT_HANG_DETECTION, "true");
BlockingRpcClient client = manager.newClient(rpcConnectionKey, connParams);
assertTrue(client.isConnected());
BlockingInterface stub = client.getStub();
EchoMessage echoMessage = EchoMessage.newBuilder().setMessage(MESSAGE).build();
boolean expected = false;
try {
EchoMessage message = stub.busy(null, echoMessage); // 30 sec delay
fail();
} catch (TajoServiceException e) {
expected = true;
} finally {
client.close();
}
assertTrue(expected);
}
@Test(timeout = 60000)
@SetupRpcConnection(setupRpcClient = false)
public void testStubRecovery() throws Exception {
RpcConnectionKey rpcConnectionKey =
new RpcConnectionKey(server.getListenAddress(), DummyProtocol.class, false);
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, String.valueOf(1));
BlockingRpcClient client = manager.newClient(rpcConnectionKey, connParams);
EchoMessage echoMessage = EchoMessage.newBuilder().setMessage(MESSAGE).build();
int repeat = 5;
assertTrue(client.isConnected());
BlockingInterface stub = client.getStub();
client.close(); // close connection
assertFalse(client.isConnected());
for (int i = 0; i < repeat; i++) {
try {
EchoMessage response = stub.echo(null, echoMessage);
assertEquals(MESSAGE, response.getMessage());
assertTrue(client.isConnected());
} finally {
client.close(); // close connection
assertFalse(client.isConnected());
}
}
}
@Test(timeout = 60000)
@SetupRpcConnection(setupRpcClient = false)
public void testIdleTimeoutWithActiveRequest() throws Exception {
RpcConnectionKey rpcConnectionKey =
new RpcConnectionKey(server.getListenAddress(), DummyProtocol.class, false);
// 500 millis socket timeout
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, retries + "");
connParams.setProperty(RpcConstants.CLIENT_SOCKET_TIMEOUT, String.valueOf(500));
BlockingRpcClient client = manager.newClient(rpcConnectionKey, connParams);
assertTrue(client.isConnected());
BlockingInterface stub = client.getStub();
EchoMessage echoMessage = EchoMessage.newBuilder().setMessage(MESSAGE).build();
EchoMessage message = stub.delay(null, echoMessage); // 3 sec delay
assertEquals(message, echoMessage);
assertTrue(client.isConnected());
assertTrue(client.getActiveRequests() == 0);
Thread.sleep(600); // timeout
assertFalse(client.isConnected());
}
@Test(timeout = 120000)
@SetupRpcConnection(setupRpcClient = false)
public void testUnresolvedAddress2() throws Exception {
String hostAndPort = RpcUtils.normalizeInetSocketAddress(server.getListenAddress());
RpcConnectionKey rpcConnectionKey =
new RpcConnectionKey(RpcUtils.createUnresolved(hostAndPort), DummyProtocol.class, false);
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, retries + "");
BlockingRpcClient client =
new BlockingRpcClient(NettyUtils.getDefaultEventLoopGroup(), rpcConnectionKey, connParams);
client.connect();
assertTrue(client.isConnected());
try {
BlockingInterface stub = client.getStub();
EchoMessage message = EchoMessage.newBuilder().setMessage(MESSAGE).build();
EchoMessage response2 = stub.echo(null, message);
assertEquals(MESSAGE, response2.getMessage());
} finally {
client.close();
}
}
@Test(timeout = 60000)
@SetupRpcConnection(setupRpcServer = false, setupRpcClient = false)
public void testClientRetryFailureOnStartup() throws Exception {
retries = 2;
ServerSocket serverSocket = new ServerSocket(0);
final InetSocketAddress address =
new InetSocketAddress("127.0.0.1", serverSocket.getLocalPort());
serverSocket.close();
EchoMessage message = EchoMessage.newBuilder().setMessage(MESSAGE).build();
RpcConnectionKey rpcConnectionKey = new RpcConnectionKey(address, DummyProtocol.class, false);
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, retries + "");
BlockingRpcClient client =
new BlockingRpcClient(NettyUtils.getDefaultEventLoopGroup(), rpcConnectionKey, connParams);
try {
client.connect();
fail();
} catch (ConnectTimeoutException e) {
assertFalse(e.getMessage(), client.isConnected());
}
BlockingInterface stub = client.getStub();
try {
EchoMessage response = stub.echo(null, message);
fail();
} catch (TajoServiceException e) {
assertFalse(e.getMessage(), client.isConnected());
}
RpcClientManager.cleanup(client);
}
@Test(timeout = 60000)
public void testServerShutdown2() throws Exception {
EchoMessage message = EchoMessage.newBuilder().setMessage(MESSAGE).build();
tearDownRpcServer();
boolean expect = false;
try {
BlockingInterface stub = client.getStub();
EchoMessage response = stub.echo(null, message);
fail(response.getMessage());
} catch (TajoServiceException e) {
expect = true;
}
assertTrue(expect);
}
public void setUpRpcClient() throws Exception {
retries = 1;
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, "1");
connParams.setProperty(
RpcConstants.CLIENT_SOCKET_TIMEOUT, String.valueOf(TimeUnit.SECONDS.toMillis(10)));
connParams.setProperty(RpcConstants.CLIENT_HANG_DETECTION, "true");
RpcConnectionKey rpcConnectionKey =
new RpcConnectionKey(
RpcUtils.getConnectAddress(server.getListenAddress()), DummyProtocol.class, false);
client = manager.newClient(rpcConnectionKey, connParams);
assertTrue(client.isConnected());
stub = client.getStub();
}
@Test(timeout = 60000)
@SetupRpcConnection(setupRpcServer = false, setupRpcClient = false)
public void testClientRetryOnStartup() throws Exception {
retries = 10;
ServerSocket serverSocket = new ServerSocket(0);
final InetSocketAddress address =
new InetSocketAddress("127.0.0.1", serverSocket.getLocalPort());
serverSocket.close();
EchoMessage message = EchoMessage.newBuilder().setMessage(MESSAGE).build();
// lazy startup
Thread serverThread =
new Thread(
new Runnable() {
@Override
public void run() {
try {
Thread.sleep(1000);
server =
new BlockingRpcServer(
DummyProtocol.class, new DummyProtocolBlockingImpl(), address, 2);
} catch (Exception e) {
fail(e.getMessage());
}
server.start();
}
});
serverThread.start();
RpcConnectionKey rpcConnectionKey = new RpcConnectionKey(address, DummyProtocol.class, false);
Properties connParams = new Properties();
connParams.setProperty(RpcConstants.CLIENT_RETRY_NUM, retries + "");
BlockingRpcClient client = manager.newClient(rpcConnectionKey, connParams);
assertTrue(client.isConnected());
BlockingInterface stub = client.getStub();
EchoMessage response = stub.echo(null, message);
assertEquals(MESSAGE, response.getMessage());
client.close();
server.shutdown();
}