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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.vespa.config.server;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.component.Version;
import com.yahoo.config.model.application.provider.FilesApplicationPackage;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.Zone;
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.curator.mock.MockCurator;
import com.yahoo.vespa.flags.InMemoryFlagSource;
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.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.Optional;
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 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, Zone.defaultZone(), counter, new InMemoryFlagSource());
controller = new SuperModelRequestHandler(new TestConfigDefinitionRepo(), configserverConfig, manager);
}
@Test
public void test_super_model_reload() throws IOException, SAXException {
ApplicationId foo = applicationId("a", "foo");
ApplicationId bar = applicationId("a", "foo");
assertNotNull(controller.getHandler());
long gen = counter.get();
controller.activateConfig(createApp(foo, 3L));
assertNotNull(controller.getHandler());
assertEquals(gen + 1, controller.getHandler().getGeneration());
controller.activateConfig(createApp(foo, 4L));
assertEquals(gen + 2, controller.getHandler().getGeneration());
// Test that a new app is used when there already exist an application with the same id
assertEquals(4, controller.getHandler().getSuperModel().applicationModels().get(foo).getGeneration());
controller.activateConfig(createApp(bar, 2L));
assertEquals(gen + 3, controller.getHandler().getGeneration());
}
@Test
public void test_super_model_remove() throws IOException, SAXException {
ApplicationId foo = applicationId("a", "foo");
ApplicationId bar = applicationId("a", "bar");
ApplicationId baz = applicationId("b", "baz");
long gen = counter.get();
controller.activateConfig(createApp(foo, 3L));
controller.activateConfig(createApp(bar, 30L));
controller.activateConfig(createApp(baz, 9L));
assertEquals(gen + 3, controller.getHandler().getGeneration());
assertEquals(3, controller.getHandler().getSuperModel().applicationModels().size());
assertTrue(controller.getHandler().getSuperModel().applicationModels().keySet().containsAll(List.of(foo, bar, baz)));
controller.removeApplication(new ApplicationId.Builder().tenant("a").applicationName("unknown").build());
assertEquals(gen + 4, controller.getHandler().getGeneration());
assertEquals(3, controller.getHandler().getSuperModel().applicationModels().size());
assertTrue(controller.getHandler().getSuperModel().applicationModels().keySet().containsAll(List.of(foo, bar, baz)));
controller.removeApplication(bar);
assertEquals(2, controller.getHandler().getSuperModel().applicationModels().size());
assertEquals(Arrays.asList(foo, baz), new ArrayList<>(controller.getHandler().getSuperModel().applicationModels().keySet()));
assertEquals(gen + 5, controller.getHandler().getGeneration());
}
@Test
public void test_super_model_master_generation() throws IOException, SAXException {
ApplicationId foo = applicationId("a", "foo");
long masterGen = 10;
ConfigserverConfig configserverConfig = new ConfigserverConfig(new ConfigserverConfig.Builder().masterGeneration(masterGen));
manager = new SuperModelManager(configserverConfig, Zone.defaultZone(), counter, new InMemoryFlagSource());
controller = new SuperModelRequestHandler(new TestConfigDefinitionRepo(), configserverConfig, manager);
long gen = counter.get();
controller.activateConfig(createApp(foo, 3L));
assertEquals(masterGen + gen + 1, controller.getHandler().getGeneration());
}
@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 ApplicationVersions createApp(ApplicationId applicationId, long generation) throws IOException, SAXException {
return ApplicationVersions.from(
new TestApplication(
new VespaModel(FilesApplicationPackage.fromFile(testApp)),
new ServerCache(),
generation,
applicationId));
}
private static class TestApplication extends Application {
TestApplication(VespaModel vespaModel, ServerCache cache, long appGeneration, ApplicationId app) {
super(vespaModel, cache, appGeneration, new Version(1, 2, 3), MetricUpdater.createTestUpdater(), app);
}
}
private ApplicationId applicationId(String tenantName, String applicationName) {
return ApplicationId.from(tenantName, applicationName, "default");
}
}
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