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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.config.server.rpc;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.cloud.config.LbServicesConfig;
import com.yahoo.cloud.config.SentinelConfig;
import com.yahoo.component.Version;
import com.yahoo.config.FileReference;
import com.yahoo.config.SimpletypesConfig;
import com.yahoo.config.model.test.MockApplicationPackage;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.ApplicationName;
import com.yahoo.config.provision.InstanceName;
import com.yahoo.config.provision.TenantName;
import com.yahoo.jrt.Request;
import com.yahoo.vespa.config.ConfigKey;
import com.yahoo.vespa.config.ConfigPayload;
import com.yahoo.vespa.config.ConfigPayloadApplier;
import com.yahoo.vespa.config.ErrorCode;
import com.yahoo.vespa.config.RawConfig;
import com.yahoo.vespa.config.protocol.CompressionType;
import com.yahoo.vespa.config.protocol.JRTClientConfigRequest;
import com.yahoo.vespa.config.protocol.JRTClientConfigRequestV3;
import com.yahoo.vespa.config.protocol.Trace;
import com.yahoo.vespa.config.server.ApplicationRepository;
import com.yahoo.vespa.config.server.ServerCache;
import com.yahoo.vespa.config.server.application.Application;
import com.yahoo.vespa.config.server.application.ApplicationVersions;
import com.yahoo.vespa.config.server.monitoring.MetricUpdater;
import com.yahoo.vespa.config.server.session.PrepareParams;
import com.yahoo.vespa.filedistribution.LazyFileReferenceData;
import com.yahoo.vespa.model.VespaModel;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.xml.sax.SAXException;
import java.io.File;
import java.io.IOException;
import java.util.Optional;
import static com.yahoo.vespa.config.server.rpc.RpcServer.ChunkedFileReceiver.createMetaRequest;
import static com.yahoo.vespa.filedistribution.FileReferenceData.CompressionType.gzip;
import static com.yahoo.vespa.filedistribution.FileReferenceData.CompressionType.lz4;
import static com.yahoo.vespa.filedistribution.FileReferenceData.Type.compressed;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
/**
* @author Ulf Lilleengen
*/
public class RpcServerTest {
private static final TenantName tenantName = TenantName.from("testTenant");
private static final ApplicationId applicationId =
ApplicationId.from(tenantName, ApplicationName.defaultName(), InstanceName.defaultName());
private final static File testApp = new File("src/test/resources/deploy/validapp");
@Rule
public TemporaryFolder temporaryFolder = new TemporaryFolder();
@Test
public void testRpcServer() throws IOException, SAXException, InterruptedException {
try (RpcTester tester = new RpcTester(applicationId, temporaryFolder)) {
ApplicationRepository applicationRepository = tester.applicationRepository();
applicationRepository.deploy(testApp, new PrepareParams.Builder().applicationId(applicationId).build());
testPrintStatistics(tester);
testGetConfig(tester);
testEnabled(tester);
testApplicationNotLoadedErrorWhenAppDeleted(tester);
}
}
private void testApplicationNotLoadedErrorWhenAppDeleted(RpcTester tester) {
tester.applicationRepository().delete(applicationId);
JRTClientConfigRequest clientReq = createSimpleRequest();
tester.performRequest(clientReq.getRequest());
assertFalse(clientReq.validateResponse());
assertEquals(ErrorCode.APPLICATION_NOT_LOADED, clientReq.errorCode());
}
@Test
public void testEmptySentinelConfigWhenAppDeletedOnHostedVespa() throws IOException, InterruptedException {
ConfigserverConfig.Builder configBuilder = new ConfigserverConfig.Builder().canReturnEmptySentinelConfig(true);
try (RpcTester tester = new RpcTester(applicationId, temporaryFolder, configBuilder)) {
tester.hostRegistry.removeHosts(applicationId);
tester.rpcServer().onTenantsLoaded();
JRTClientConfigRequest clientReq = createSentinelRequest();
// Should get empty sentinel config when on hosted vespa
tester.performRequest(clientReq.getRequest());
assertTrue(clientReq.validateResponse());
assertEquals(0, clientReq.errorCode());
ConfigPayload payload = ConfigPayload.fromUtf8Array(clientReq.getNewPayload().getData());
assertNotNull(payload);
SentinelConfig.Builder builder = new SentinelConfig.Builder();
new ConfigPayloadApplier<>(builder).applyPayload(payload);
SentinelConfig config = new SentinelConfig(builder);
assertEquals(0, config.service().size());
}
}
@Test
public void testFileReceiverMetaRequest() throws IOException {
File file = temporaryFolder.newFile();
Request request = createMetaRequest(new LazyFileReferenceData(new FileReference("foo"), "fileA", compressed, file, gzip));
assertEquals(4, request.parameters().size());
assertEquals("foo", request.parameters().get(0).asString());
assertEquals("fileA", request.parameters().get(1).asString());
assertEquals("compressed", request.parameters().get(2).asString());
assertEquals(0, request.parameters().get(3).asInt64());
request = createMetaRequest(new LazyFileReferenceData(new FileReference("foo"), "fileA", compressed, file, lz4));
assertEquals(5, request.parameters().size());
assertEquals("foo", request.parameters().get(0).asString());
assertEquals("fileA", request.parameters().get(1).asString());
assertEquals("compressed", request.parameters().get(2).asString());
assertEquals(0, request.parameters().get(3).asInt64());
assertEquals("lz4", request.parameters().get(4).asString());
}
private JRTClientConfigRequest createSimpleRequest() {
ConfigKey<?> key = new ConfigKey<>(SimpletypesConfig.class, "");
JRTClientConfigRequest clientReq = createRequest(new RawConfig(key, SimpletypesConfig.getDefMd5()));
assertTrue(clientReq.validateParameters());
return clientReq;
}
private JRTClientConfigRequest createSentinelRequest() {
ConfigKey<?> key = new ConfigKey<>(SentinelConfig.class, "");
JRTClientConfigRequest clientReq = createRequest(new RawConfig(key, SentinelConfig.getDefMd5()));
assertTrue(clientReq.validateParameters());
return clientReq;
}
private void testEnabled(RpcTester tester) throws IOException, SAXException {
Application app = new Application(new VespaModel(MockApplicationPackage.createEmpty()),
new ServerCache(),
2L,
new Version(1, 2, 3),
MetricUpdater.createTestUpdater(),
applicationId);
ApplicationVersions appSet = ApplicationVersions.from(app);
tester.rpcServer().configActivated(appSet);
ConfigKey<?> key = new ConfigKey<>(LbServicesConfig.class, "*");
JRTClientConfigRequest clientReq = createRequest(new RawConfig(key, LbServicesConfig.getDefMd5()));
assertTrue(clientReq.validateParameters());
tester.performRequest(clientReq.getRequest());
assertFalse(clientReq.validateResponse());
assertEquals(ErrorCode.APPLICATION_NOT_LOADED, clientReq.errorCode());
tester.rpcServer().onTenantsLoaded();
clientReq = createRequest(new RawConfig(key, LbServicesConfig.getDefMd5()));
assertTrue(clientReq.validateParameters());
tester.performRequest(clientReq.getRequest());
boolean validResponse = clientReq.validateResponse();
assertTrue(clientReq.errorMessage(), validResponse);
assertEquals(0, clientReq.errorCode());
}
private void testGetConfig(RpcTester tester) {
ConfigKey<?> key = new ConfigKey<>(SimpletypesConfig.class, "brim");
JRTClientConfigRequest req = createRequest(new RawConfig(key, SimpletypesConfig.getDefMd5()));
assertTrue(req.validateParameters());
tester.performRequest(req.getRequest());
assertEquals(0, req.errorCode());
assertTrue(req.validateResponse());
ConfigPayload payload = ConfigPayload.fromUtf8Array(req.getNewPayload().getData());
assertNotNull(payload);
SimpletypesConfig.Builder builder = new SimpletypesConfig.Builder();
new ConfigPayloadApplier<>(builder).applyPayload(payload);
SimpletypesConfig config = new SimpletypesConfig(builder);
assertEquals(0, config.intval());
}
private void testPrintStatistics(RpcTester tester) {
Request req = new Request("printStatistics");
tester.performRequest(req);
assertEquals("Delayed responses queue size: 0", req.returnValues().get(0).asString());
}
private JRTClientConfigRequest createRequest(RawConfig config) {
return JRTClientConfigRequestV3.createFromRaw(config, 120_000, Trace.createDummy(), CompressionType.UNCOMPRESSED, Optional.empty());
}
}
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