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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.model;
import com.yahoo.component.Version;
import com.yahoo.config.application.api.ApplicationPackage;
import com.yahoo.config.model.MockModelContext;
import com.yahoo.config.model.NullConfigModelRegistry;
import com.yahoo.config.model.api.ConfigServerSpec;
import com.yahoo.config.model.api.HostInfo;
import com.yahoo.config.model.api.HostProvisioner;
import com.yahoo.config.model.api.Model;
import com.yahoo.config.model.api.ModelContext;
import com.yahoo.config.model.api.ModelCreateResult;
import com.yahoo.config.model.api.ServiceInfo;
import com.yahoo.config.model.test.MockApplicationPackage;
import com.yahoo.config.provision.ApplicationId;
import com.yahoo.config.provision.ApplicationName;
import com.yahoo.config.provision.Capacity;
import com.yahoo.config.provision.ClusterMembership;
import com.yahoo.config.provision.ClusterSpec;
import com.yahoo.config.provision.HostSpec;
import com.yahoo.config.provision.InstanceName;
import com.yahoo.config.provision.ProvisionLogger;
import com.yahoo.config.provision.Rotation;
import com.yahoo.config.provision.TenantName;
import com.yahoo.config.provision.Zone;
import org.junit.Before;
import org.junit.Test;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Optional;
import java.util.Set;
import static org.hamcrest.CoreMatchers.is;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
/**
* @author lulf
*/
public class VespaModelFactoryTest {
private ModelContext testModelContext;
@Before
public void setupContext() {
testModelContext = new MockModelContext();
}
@Test
public void testThatFactoryCanBuildModel() {
VespaModelFactory modelFactory = new VespaModelFactory(new NullConfigModelRegistry());
Model model = modelFactory.createModel(testModelContext);
assertNotNull(model);
assertTrue(model instanceof VespaModel);
}
// Uses an application package that throws IllegalArgumentException when validating
@Test(expected = IllegalArgumentException.class)
public void testThatFactoryModelValidationFailsWithIllegalArgumentException() {
VespaModelFactory modelFactory = new VespaModelFactory(new NullConfigModelRegistry());
modelFactory.createAndValidateModel(new MockModelContext(createApplicationPackageThatFailsWhenValidating()), false);
}
// Uses a MockApplicationPackage that throws throws UnsupportedOperationException (rethrown as RuntimeException) when validating
@Test(expected = RuntimeException.class)
public void testThatFactoryModelValidationFails() {
VespaModelFactory modelFactory = new VespaModelFactory(new NullConfigModelRegistry());
modelFactory.createAndValidateModel(testModelContext, false);
}
@Test
public void testThatFactoryModelValidationCanBeIgnored() {
VespaModelFactory modelFactory = new VespaModelFactory(new NullConfigModelRegistry());
ModelCreateResult createResult = modelFactory.createAndValidateModel(
new MockModelContext(createApplicationPackageThatFailsWhenValidating()),
true);
assertNotNull(createResult.getModel());
assertNotNull(createResult.getConfigChangeActions());
assertTrue(createResult.getConfigChangeActions().isEmpty());
}
@Test
public void hostedVespaZoneApplicationAllocatesNodesFromNodeRepo() {
String hostName = "test-host-name";
String routingClusterName = "routing-cluster";
String hosts =
"<?xml version='1.0' encoding='utf-8' ?>\n" +
"<hosts>\n" +
" <host name='" + hostName + "'>\n" +
" <alias>proxy1</alias>\n" +
" </host>\n" +
"</hosts>";
String services =
"<?xml version='1.0' encoding='utf-8' ?>\n" +
"<services version='1.0' xmlns:deploy='vespa'>\n" +
" <admin version='2.0'>\n" +
" <adminserver hostalias='proxy1' />\n" +
" </admin>" +
" <jdisc id='" + routingClusterName + "' version='1.0'>\n" +
" <nodes type='proxy'/>\n" +
" </jdisc>\n" +
"</services>";
HostProvisioner provisionerToOverride = new HostProvisioner() {
@Override
public HostSpec allocateHost(String alias) {
return new HostSpec(hostName,
Collections.emptyList(),
ClusterMembership.from(ClusterSpec.from(ClusterSpec.Type.admin,
new ClusterSpec.Id(routingClusterName),
ClusterSpec.Group.from(0),
Version.fromString("6.42")),
0));
}
@Override
public List<HostSpec> prepare(ClusterSpec cluster, Capacity capacity, int groups, ProvisionLogger logger) {
return Collections.singletonList(new HostSpec(hostName,
Collections.emptyList(),
ClusterMembership.from(ClusterSpec.from(ClusterSpec.Type.container,
new ClusterSpec.Id(routingClusterName),
ClusterSpec.Group.from(0),
Version.fromString("6.42")),
0)));
}
};
ModelContext modelContext = createMockModelContext(hosts, services, provisionerToOverride);
Model model = new VespaModelFactory(new NullConfigModelRegistry()).createModel(modelContext);
List<HostInfo> allocatedHosts = new ArrayList<>(model.getHosts());
assertThat(allocatedHosts.size(), is(1));
HostInfo hostInfo = allocatedHosts.get(0);
assertThat(hostInfo.getHostname(), is(hostName));
assertTrue("Routing service should run on host " + hostName,
hostInfo.getServices().stream()
.peek(s -> System.out.println(s.getConfigId()))
.map(ServiceInfo::getConfigId)
.anyMatch(configId -> configId.contains(routingClusterName)));
}
private ModelContext createMockModelContext(String hosts, String services, HostProvisioner provisionerToOverride) {
return new MockModelContext() {
@Override
public ApplicationPackage applicationPackage() {
return new MockApplicationPackage.Builder().withHosts(hosts).withServices(services).build();
}
@Override
public Optional<HostProvisioner> hostProvisioner() {
return Optional.of(provisionerToOverride);
}
@Override
public Properties properties() {
return new Properties() {
@Override
public boolean multitenant() {
return true;
}
@Override
public boolean hostedVespa() {
return true;
}
@Override
public Zone zone() {
return Zone.defaultZone();
}
@Override
public Set<Rotation> rotations() {
return new HashSet<>();
}
@Override
public ApplicationId applicationId() {
return ApplicationId.from(TenantName.from("hosted-vespa"),
ApplicationName.from("routing"),
InstanceName.defaultName());
}
@Override
public List<ConfigServerSpec> configServerSpecs() {
return Collections.emptyList();
}
};
}
};
}
ApplicationPackage createApplicationPackageThatFailsWhenValidating() {
return new MockApplicationPackage.Builder().withEmptyHosts().withEmptyServices().failOnValidateXml().build();
}
}
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