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// Copyright Vespa.ai. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.messagebus.jdisc.test;
import com.yahoo.jdisc.References;
import com.yahoo.jdisc.Request;
import com.yahoo.jdisc.ResourceReference;
import com.yahoo.jdisc.application.ContainerBuilder;
import com.yahoo.jdisc.handler.ResponseHandler;
import com.yahoo.jdisc.test.TestDriver;
import com.yahoo.messagebus.Message;
import com.yahoo.messagebus.MessageBusParams;
import com.yahoo.messagebus.Protocol;
import com.yahoo.messagebus.Reply;
import com.yahoo.messagebus.SourceSession;
import com.yahoo.messagebus.SourceSessionParams;
import com.yahoo.messagebus.jdisc.MbusClient;
import com.yahoo.messagebus.jdisc.MbusRequest;
import com.yahoo.messagebus.network.rpc.RPCNetworkParams;
import com.yahoo.messagebus.routing.Route;
import com.yahoo.messagebus.shared.SharedMessageBus;
import com.yahoo.messagebus.shared.SharedSourceSession;
import com.yahoo.messagebus.test.SimpleProtocol;
import java.net.URI;
import java.util.concurrent.TimeUnit;
/**
* @author Simon Thoresen Hult
*/
public class ClientTestDriver {
private final RemoteServer server;
private final MbusClient client;
private final SharedSourceSession session;
private final TestDriver driver;
private ClientTestDriver(RemoteServer server, Protocol protocol) {
this.server = server;
MessageBusParams mbusParams = new MessageBusParams().addProtocol(protocol);
RPCNetworkParams netParams = new RPCNetworkParams().setSlobroksConfig(server.slobroksConfig());
SharedMessageBus mbus = SharedMessageBus.newInstance(mbusParams, netParams);
session = mbus.newSourceSession(new SourceSessionParams());
client = new MbusClient(session);
client.start();
mbus.release();
driver = TestDriver.newSimpleApplicationInstanceWithoutOsgi();
ContainerBuilder builder = driver.newContainerBuilder();
builder.clientBindings().bind("mbus://*/*", client);
driver.activateContainer(builder);
}
public SourceSession sourceSession() {
return session.session();
}
public Request newServerRequest() {
return new Request(driver, URI.create("mbus://localhost/"));
}
public Request newClientRequest(Message msg) {
msg.setRoute(Route.parse(server.connectionSpec()));
if (msg.getTrace().getLevel() == 0) {
msg.getTrace().setLevel(9);
}
final Request parent = newServerRequest();
try (final ResourceReference ref = References.fromResource(parent)) {
return new MbusRequest(parent, URI.create("mbus://remotehost/"), msg);
}
}
public boolean sendRequest(Request request, ResponseHandler responseHandler) {
request.connect(responseHandler).close(null);
return true;
}
public boolean sendMessage(Message msg, ResponseHandler responseHandler) {
final Request request = newClientRequest(msg);
try (final ResourceReference ref = References.fromResource(request)) {
return sendRequest(request, responseHandler);
}
}
public Message awaitMessage() {
Message msg = null;
try {
msg = server.awaitMessage(60, TimeUnit.SECONDS);
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
if (msg != null) {
msg.getTrace().trace(0, "Message received by RemoteServer.");
}
return msg;
}
public void sendReply(Reply reply) {
reply.getTrace().trace(0, "Sending reply from RemoteServer.");
server.sendReply(reply);
}
public boolean awaitMessageAndSendReply(Reply reply) {
Message msg = awaitMessage();
if (msg == null) {
return false;
}
reply.swapState(msg);
sendReply(reply);
return true;
}
public boolean close() {
session.release();
client.release();
server.close();
return driver.close();
}
public MbusClient client() {
return client;
}
public RemoteServer server() {
return server;
}
public static ClientTestDriver newInstance() {
return new ClientTestDriver(RemoteServer.newInstanceWithInternSlobrok(), new SimpleProtocol());
}
public static ClientTestDriver newInstanceWithProtocol(Protocol protocol) {
return new ClientTestDriver(RemoteServer.newInstanceWithInternSlobrok(), protocol);
}
}
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