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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.application;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.component.Version;
import com.yahoo.config.model.NullConfigModelRegistry;
import com.yahoo.config.model.application.provider.FilesApplicationPackage;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.TenantName;
import com.yahoo.text.Utf8;
import com.yahoo.vespa.config.ConfigKey;
import com.yahoo.vespa.config.server.ReloadListener;
import com.yahoo.vespa.config.server.ServerCache;
import com.yahoo.vespa.config.server.TestComponentRegistry;
import com.yahoo.vespa.config.server.model.TestModelFactory;
import com.yahoo.vespa.config.server.modelfactory.ModelFactoryRegistry;
import com.yahoo.vespa.config.server.monitoring.MetricUpdater;
import com.yahoo.vespa.config.server.tenant.TenantRepository;
import com.yahoo.vespa.curator.Curator;
import com.yahoo.vespa.curator.mock.MockCurator;
import com.yahoo.vespa.model.VespaModel;
import com.yahoo.vespa.model.VespaModelFactory;
import org.apache.curator.framework.CuratorFramework;
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.Arrays;
import java.util.Collection;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import java.util.Set;
import java.util.concurrent.atomic.AtomicInteger;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
/**
* @author Ulf Lilleengen
*/
public class TenantApplicationsTest {
private static final TenantName tenantName = TenantName.from("tenant");
private static final Version vespaVersion = new VespaModelFactory(new NullConfigModelRegistry()).version();
private final MockReloadListener listener = new MockReloadListener();
private CuratorFramework curatorFramework;
private TestComponentRegistry componentRegistry;
private TenantApplications applications;
@Rule
public TemporaryFolder tempFolder = new TemporaryFolder();
@Before
public void setup() throws IOException {
Curator curator = new MockCurator();
curatorFramework = curator.framework();
componentRegistry = new TestComponentRegistry.Builder()
.curator(curator)
.configServerConfig(new ConfigserverConfig.Builder()
.payloadCompressionType(ConfigserverConfig.PayloadCompressionType.Enum.UNCOMPRESSED)
.configServerDBDir(tempFolder.newFolder("configserverdb").getAbsolutePath())
.configDefinitionsDir(tempFolder.newFolder("configdefinitions").getAbsolutePath())
.build())
.modelFactoryRegistry(createRegistry())
.reloadListener(listener)
.build();
TenantRepository tenantRepository = new TenantRepository(componentRegistry);
tenantRepository.addTenant(TenantRepository.HOSTED_VESPA_TENANT);
tenantRepository.addTenant(tenantName);
applications = TenantApplications.create(componentRegistry, tenantName);
}
@Test
public void require_that_applications_are_read_from_zookeeper() throws Exception {
writeApplicationData(createApplicationId("foo"), 3L);
writeApplicationData(createApplicationId("bar"), 4L);
TenantApplications repo = createZKAppRepo();
List<ApplicationId> applications = repo.activeApplications();
assertThat(applications.size(), is(2));
assertThat(applications.get(0).application().value(), is("bar"));
assertThat(applications.get(1).application().value(), is("foo"));
assertThat(repo.requireActiveSessionOf(applications.get(0)), is(4L));
assertThat(repo.requireActiveSessionOf(applications.get(1)), is(3L));
}
@Test(expected = IllegalArgumentException.class)
public void require_that_requesting_session_for_unknown_application_throws_exception() {
TenantApplications repo = createZKAppRepo();
repo.requireActiveSessionOf(createApplicationId("nonexistent"));
}
@Test(expected = IllegalArgumentException.class)
public void require_that_requesting_session_for_empty_application_throws_exception() throws Exception {
ApplicationId baz = createApplicationId("baz");
// No data in node
curatorFramework.create().creatingParentsIfNeeded()
.forPath(TenantRepository.getApplicationsPath(tenantName).append(baz.serializedForm()).getAbsolute());
TenantApplications repo = createZKAppRepo();
repo.requireActiveSessionOf(baz);
}
@Test
public void require_that_application_ids_can_be_written() throws Exception {
TenantApplications repo = createZKAppRepo();
ApplicationId myapp = createApplicationId("myapp");
repo.createApplication(myapp);
repo.createPutTransaction(myapp, 3).commit();
String path = TenantRepository.getApplicationsPath(tenantName).append(myapp.serializedForm()).getAbsolute();
assertNotNull(curatorFramework.checkExists().forPath(path));
assertThat(Utf8.toString(curatorFramework.getData().forPath(path)), is("3"));
repo.createPutTransaction(myapp, 5).commit();
assertNotNull(curatorFramework.checkExists().forPath(path));
assertThat(Utf8.toString(curatorFramework.getData().forPath(path)), is("5"));
}
@Test
public void require_that_application_ids_can_be_deleted() {
TenantApplications repo = createZKAppRepo();
ApplicationId id1 = createApplicationId("myapp");
ApplicationId id2 = createApplicationId("myapp2");
repo.createApplication(id1);
repo.createApplication(id2);
repo.createPutTransaction(id1, 1).commit();
repo.createPutTransaction(id2, 1).commit();
assertThat(repo.activeApplications().size(), is(2));
repo.createDeleteTransaction(id1).commit();
assertThat(repo.activeApplications().size(), is(1));
repo.createDeleteTransaction(id2).commit();
assertThat(repo.activeApplications().size(), is(0));
}
public static class MockReloadListener implements ReloadListener {
public final AtomicInteger reloaded = new AtomicInteger(0);
final AtomicInteger removed = new AtomicInteger(0);
final Map<String, Collection<String>> tenantHosts = new LinkedHashMap<>();
@Override
public void configActivated(ApplicationSet application) {
reloaded.incrementAndGet();
}
@Override
public void hostsUpdated(TenantName tenant, Collection<String> newHosts) {
tenantHosts.put(tenant.value(), newHosts);
}
@Override
public void verifyHostsAreAvailable(TenantName tenant, Collection<String> newHosts) {
}
@Override
public void applicationRemoved(ApplicationId applicationId) {
removed.incrementAndGet();
}
}
private void assertdefaultAppNotFound() {
assertFalse(applications.hasApplication(ApplicationId.defaultId(), Optional.of(vespaVersion)));
}
@Test
public void testListConfigs() throws IOException, SAXException {
applications = TenantApplications.create(componentRegistry, TenantName.defaultName());
assertdefaultAppNotFound();
VespaModel model = new VespaModel(FilesApplicationPackage.fromFile(new File("src/test/apps/app")));
ApplicationId applicationId = ApplicationId.defaultId();
applications.createApplication(applicationId);
applications.createPutTransaction(applicationId, 1).commit();
applications.reloadConfig(ApplicationSet.fromSingle(new Application(model,
new ServerCache(),
1,
false,
vespaVersion,
MetricUpdater.createTestUpdater(),
applicationId)));
Set<ConfigKey<?>> configNames = applications.listConfigs(applicationId, Optional.of(vespaVersion), false);
assertTrue(configNames.contains(new ConfigKey<>("sentinel", "hosts", "cloud.config")));
configNames = applications.listConfigs(ApplicationId.defaultId(), Optional.of(vespaVersion), true);
assertTrue(configNames.contains(new ConfigKey<>("documentmanager", "container", "document.config")));
assertTrue(configNames.contains(new ConfigKey<>("documentmanager", "", "document.config")));
assertTrue(configNames.contains(new ConfigKey<>("documenttypes", "", "document")));
assertTrue(configNames.contains(new ConfigKey<>("documentmanager", "container", "document.config")));
assertTrue(configNames.contains(new ConfigKey<>("health-monitor", "container", "container.jdisc.config")));
assertTrue(configNames.contains(new ConfigKey<>("specific", "container", "project")));
}
@Test
public void testAppendIdsInNonRecursiveListing() {
assertEquals(applications.appendOneLevelOfId("search/music", "search/music/qrservers/default/qr.0"), "search/music/qrservers");
assertEquals(applications.appendOneLevelOfId("search", "search/music/qrservers/default/qr.0"), "search/music");
assertEquals(applications.appendOneLevelOfId("search/music/qrservers/default/qr.0", "search/music/qrservers/default/qr.0"), "search/music/qrservers/default/qr.0");
assertEquals(applications.appendOneLevelOfId("", "search/music/qrservers/default/qr.0"), "search");
}
private TenantApplications createZKAppRepo() {
return TenantApplications.create(componentRegistry, tenantName);
}
private static ApplicationId createApplicationId(String name) {
return ApplicationId.from(tenantName.value(), name, "myinst");
}
private void writeApplicationData(ApplicationId applicationId, long sessionId) throws Exception {
writeApplicationData(applicationId.serializedForm(), sessionId);
}
private void writeApplicationData(String applicationId, long sessionId) throws Exception {
curatorFramework
.create()
.creatingParentsIfNeeded()
.forPath(TenantRepository.getApplicationsPath(tenantName).append(applicationId).getAbsolute(),
Utf8.toAsciiBytes(sessionId));
}
private ModelFactoryRegistry createRegistry() {
return new ModelFactoryRegistry(Arrays.asList(new TestModelFactory(vespaVersion),
new TestModelFactory(new Version(3, 2, 1))));
}
}
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