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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.config.server;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.config.model.application.provider.FilesApplicationPackage;
import com.yahoo.config.provision.NodeFlavors;
import com.yahoo.config.provision.Version;
import com.yahoo.config.provisioning.FlavorsConfig;
import com.yahoo.vespa.config.server.application.Application;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.TenantName;
import com.yahoo.vespa.config.server.application.ApplicationSet;
import com.yahoo.vespa.config.server.monitoring.MetricUpdater;
import com.yahoo.vespa.curator.mock.MockCurator;
import com.yahoo.vespa.model.VespaModel;
import org.junit.Before;
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 org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.*;
/**
* @author Ulf Lilleengen
* @since 5.9
*/
public class SuperModelRequestHandlerTest {
private static final File testApp = new File("src/test/resources/deploy/app");
private SuperModelManager manager;
private SuperModelGenerationCounter counter;
private SuperModelRequestHandler controller;
@Rule
public TemporaryFolder folder = new TemporaryFolder();
@Before
public void setup() {
counter = new SuperModelGenerationCounter(new MockCurator());
ConfigserverConfig configserverConfig = new ConfigserverConfig(new ConfigserverConfig.Builder());
manager = new SuperModelManager(configserverConfig, emptyNodeFlavors(), counter);
controller = new SuperModelRequestHandler(new TestConfigDefinitionRepo(), configserverConfig, manager);
}
@Test
public void test_super_model_reload() throws IOException, SAXException {
TenantName tenantA = TenantName.from("a");
assertNotNull(controller.getHandler());
long gen = counter.increment();
controller.reloadConfig(createApp(tenantA, "foo", 3l, 1));
assertNotNull(controller.getHandler());
assertThat(controller.getHandler().getGeneration(), is(gen));
controller.reloadConfig(createApp(tenantA, "foo", 4l, 2));
assertThat(controller.getHandler().getGeneration(), is(gen));
// Test that a new app is used when there already exist an application with the same id
ApplicationId appId = new ApplicationId.Builder().tenant(tenantA).applicationName("foo").build();
assertThat(controller.getHandler().getSuperModel().applicationModels().get(tenantA).get(appId).getGeneration(), is(4l));
gen = counter.increment();
controller.reloadConfig(createApp(tenantA, "bar", 2l, 3));
assertThat(controller.getHandler().getGeneration(), is(gen));
}
@Test
public void test_super_model_remove() throws IOException, SAXException {
TenantName tenantA = TenantName.from("a");
TenantName tenantB = TenantName.from("b");
long gen = counter.increment();
controller.reloadConfig(createApp(tenantA, "foo", 3l, 1));
controller.reloadConfig(createApp(tenantA, "bar", 30l, 2));
controller.reloadConfig(createApp(tenantB, "baz", 9l, 3));
assertThat(controller.getHandler().getGeneration(), is(gen));
assertThat(controller.getHandler().getSuperModel().applicationModels().size(), is(2));
assertThat(controller.getHandler().getSuperModel().applicationModels().get(TenantName.from("a")).size(), is(2));
controller.removeApplication(
new ApplicationId.Builder().tenant("a").applicationName("unknown").build());
assertThat(controller.getHandler().getGeneration(), is(gen));
assertThat(controller.getHandler().getSuperModel().applicationModels().size(), is(2));
assertThat(controller.getHandler().getSuperModel().applicationModels().get(TenantName.from("a")).size(), is(2));
gen = counter.increment();
controller.removeApplication(
new ApplicationId.Builder().tenant("a").applicationName("bar").build());
assertThat(controller.getHandler().getSuperModel().applicationModels().size(), is(2));
assertThat(controller.getHandler().getSuperModel().applicationModels().get(TenantName.from("a")).size(), is(1));
assertThat(controller.getHandler().getGeneration(), is(gen));
}
@Test
public void test_super_model_master_generation() throws IOException, SAXException {
TenantName tenantA = TenantName.from("a");
long masterGen = 10;
ConfigserverConfig configserverConfig = new ConfigserverConfig(new ConfigserverConfig.Builder().masterGeneration(masterGen));
manager = new SuperModelManager(configserverConfig, emptyNodeFlavors(), counter);
controller = new SuperModelRequestHandler(new TestConfigDefinitionRepo(), configserverConfig, manager);
long gen = counter.increment();
controller.reloadConfig(createApp(tenantA, "foo", 3L, 1));
assertThat(controller.getHandler().getGeneration(), is(masterGen + gen));
}
@Test
public void test_super_model_has_application_when_enabled() {
assertFalse(controller.hasApplication(ApplicationId.global(), Optional.empty()));
controller.enable();
assertTrue(controller.hasApplication(ApplicationId.global(), Optional.empty()));
}
private ApplicationSet createApp(TenantName tenant, String application, long generation, long version) throws IOException, SAXException {
return ApplicationSet.fromSingle(
new TestApplication(
new VespaModel(FilesApplicationPackage.fromFile(testApp)),
new ServerCache(),
generation,
new ApplicationId.Builder().tenant(tenant).applicationName(application).build(),
version));
}
private static class TestApplication extends Application {
TestApplication(VespaModel vespaModel, ServerCache cache, long appGeneration, ApplicationId app, long version) {
super(vespaModel, cache, appGeneration, false, Version.fromIntValues(1, 2, 3), MetricUpdater.createTestUpdater(), app);
}
}
public static NodeFlavors emptyNodeFlavors() {
return new NodeFlavors(new FlavorsConfig(new FlavorsConfig.Builder()));
}
}
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