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// Copyright 2017 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.http.server;
import com.yahoo.container.jdisc.HttpRequest;
import com.yahoo.container.jdisc.HttpResponse;
import com.yahoo.container.jdisc.messagebus.SessionCache;
import com.yahoo.container.logging.AccessLog;
import com.yahoo.document.DocumentTypeManager;
import com.yahoo.document.config.DocumentmanagerConfig;
import com.yahoo.jdisc.ReferencedResource;
import com.yahoo.jdisc.References;
import com.yahoo.jdisc.http.HttpRequest.Method;
import com.yahoo.messagebus.*;
import com.yahoo.messagebus.Error;
import com.yahoo.messagebus.shared.SharedMessageBus;
import com.yahoo.messagebus.shared.SharedSourceSession;
import com.yahoo.metrics.simple.MetricReceiver;
import com.yahoo.text.Utf8;
import com.yahoo.text.Utf8String;
import com.yahoo.vespa.http.client.core.Headers;
import com.yahoo.vespa.http.client.core.OperationStatus;
import com.yahoo.vespaxmlparser.MockFeedReaderFactory;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.Executor;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import static org.junit.Assert.assertEquals;
/**
* Check FeedHandler APIs.
*
* @author <a href="mailto:steinar@yahoo-inc.com">Steinar Knutsen</a>
*/
public class V2ErrorsInResultTestCase {
LessConfiguredHandler handler;
ExecutorService workers;
@Before
public void setUp() throws Exception {
workers = Executors.newCachedThreadPool();
handler = new LessConfiguredHandler(workers);
}
@After
public void tearDown() throws Exception {
handler.destroy();
workers.shutdown();
}
private static class LessConfiguredHandler extends FeedHandler {
public LessConfiguredHandler(Executor executor) throws Exception {
super(new FeedHandler.Context(executor,
AccessLog.voidAccessLog(),
new DummyMetric()),
null, null, null, MetricReceiver.nullImplementation);
}
@Override
protected Feeder createFeeder(HttpRequest request, InputStream requestInputStream,
BlockingQueue<OperationStatus> operations, String clientId,
boolean sessionIdWasGeneratedJustNow, int protocolVersion)
throws Exception {
return new LessConfiguredFeeder(requestInputStream, operations,
popClient(clientId), new FeederSettings(request), clientId, sessionIdWasGeneratedJustNow,
sourceSessionParams(request), null, this, this.feedReplyHandler, "");
}
@Override
protected DocumentTypeManager createDocumentManager(
DocumentmanagerConfig documentManagerConfig) {
return null;
}
}
private static class MockSharedSession extends SharedSourceSession {
int count;
public MockSharedSession(SourceSessionParams params) {
super(new SharedMessageBus(new MessageBus(new MockNetwork(),
new MessageBusParams())), params);
count = 0;
}
@Override
public Result sendMessageBlocking(Message msg) throws InterruptedException {
return sendMessage(msg);
}
@Override
public Result sendMessage(Message msg) {
Result r;
ReplyHandler handler = msg.popHandler();
switch (count++) {
case 0:
r = new Result(ErrorCode.FATAL_ERROR,
"boom");
break;
case 1:
r = new Result(ErrorCode.TRANSIENT_ERROR,
"transient boom");
break;
case 2:
final FailedReply reply = new FailedReply(msg.getContext());
reply.addError(new Error(
ErrorCode.FATAL_ERROR,
"bad mojo, dude"));
handler.handleReply(reply);
r = Result.ACCEPTED;
break;
default:
handler.handleReply(new MockReply(msg.getContext()));
r = Result.ACCEPTED;
}
return r;
}
}
private static class FailedReply extends Reply {
Object context;
public FailedReply(Object context) {
this.context = context;
}
@Override
public Utf8String getProtocol() {
return null;
}
@Override
public int getType() {
return 0;
}
@Override
public Object getContext() {
return context;
}
}
private static class LessConfiguredFeeder extends Feeder {
public LessConfiguredFeeder(InputStream stream,
BlockingQueue<OperationStatus> operations,
ClientState storedState, FeederSettings settings,
String clientId, boolean sessionIdWasGeneratedJustNow, SourceSessionParams sessionParams,
SessionCache sessionCache, FeedHandler handler, ReplyHandler feedReplyHandler,
String localHostname) throws Exception {
super(stream, new MockFeedReaderFactory(), null, operations, storedState, settings, clientId, sessionIdWasGeneratedJustNow,
sessionParams, sessionCache, handler, new DummyMetric(), feedReplyHandler, localHostname);
}
protected ReferencedResource<SharedSourceSession> retainSession(
SourceSessionParams sessionParams, SessionCache sessionCache) {
final SharedSourceSession session = new MockSharedSession(sessionParams);
return new ReferencedResource<>(session, References.fromResource(session));
}
}
@Test
public final void test() throws IOException {
String sessionId;
{
InputStream in = new MetaStream(new byte[] { 1 });
ByteArrayOutputStream out = new ByteArrayOutputStream();
HttpRequest nalle = HttpRequest
.createTestRequest(
"http://test4-steinar:19020/reserved-for-internal-use/feedapi",
Method.POST, in);
nalle.getJDiscRequest().headers().add(Headers.VERSION, "2");
nalle.getJDiscRequest().headers().add(Headers.DRAIN, "false");
HttpResponse r = handler.handle(nalle);
sessionId = r.headers().getFirst(Headers.SESSION_ID);
r.render(out);
assertEquals("",
Utf8.toString(out.toByteArray()));
}
{
InputStream in = new MetaStream(new byte[] { 1 });
ByteArrayOutputStream out = new ByteArrayOutputStream();
HttpRequest nalle = HttpRequest
.createTestRequest(
"http://test4-steinar:19020/reserved-for-internal-use/feedapi",
Method.POST, in);
nalle.getJDiscRequest().headers().add(Headers.VERSION, "2");
nalle.getJDiscRequest().headers().add(Headers.DRAIN, "false");
nalle.getJDiscRequest().headers().add(Headers.SESSION_ID, sessionId);
HttpResponse r = handler.handle(nalle);
r.render(out);
assertEquals("id:banana:banana::doc1 ERROR boom \n",
Utf8.toString(out.toByteArray()));
}
{
InputStream in = new MetaStream(new byte[] { 1 });
ByteArrayOutputStream out = new ByteArrayOutputStream();
HttpRequest nalle = HttpRequest
.createTestRequest(
"http://test4-steinar:19020/reserved-for-internal-use/feedapi",
Method.POST, in);
nalle.getJDiscRequest().headers().add(Headers.VERSION, "2");
nalle.getJDiscRequest().headers().add(Headers.DRAIN, "false");
nalle.getJDiscRequest().headers().add(Headers.SESSION_ID, sessionId);
HttpResponse r = handler.handle(nalle);
r.render(out);
assertEquals("id:banana:banana::doc1 TRANSIENT_ERROR transient{20}boom \n",
Utf8.toString(out.toByteArray()));
}
{
InputStream in = new MetaStream(new byte[] { 1 });
ByteArrayOutputStream out = new ByteArrayOutputStream();
HttpRequest nalle = HttpRequest
.createTestRequest(
"http://test4-steinar:19020/reserved-for-internal-use/feedapi",
Method.POST, in);
nalle.getJDiscRequest().headers().add(Headers.VERSION, "2");
nalle.getJDiscRequest().headers().add(Headers.SESSION_ID, sessionId);
nalle.getJDiscRequest().headers().add(Headers.DRAIN, "true");
HttpResponse r = handler.handle(nalle);
r.render(out);
assertEquals("id:banana:banana::doc1 ERROR bad{20}mojo,{20}dude \n",
Utf8.toString(out.toByteArray()));
}
}
}
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