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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.deploy;
import com.google.common.io.Files;
import com.yahoo.cloud.config.ConfigserverConfig;
import com.yahoo.config.application.api.ApplicationPackage;
import com.yahoo.config.model.NullConfigModelRegistry;
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.ModelFactory;
import com.yahoo.config.model.deploy.DeployState;
import com.yahoo.config.model.provision.InMemoryProvisioner;
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.ClusterSpec;
import com.yahoo.config.provision.HostFilter;
import com.yahoo.config.provision.HostSpec;
import com.yahoo.config.provision.InstanceName;
import com.yahoo.config.provision.ProvisionInfo;
import com.yahoo.config.provision.ProvisionLogger;
import com.yahoo.config.provision.Provisioner;
import com.yahoo.config.provision.Version;
import com.yahoo.transaction.NestedTransaction;
import com.yahoo.vespa.config.server.ApplicationRepository;
import com.yahoo.vespa.config.server.TestComponentRegistry;
import com.yahoo.vespa.config.server.TimeoutBudget;
import com.yahoo.vespa.config.server.application.ApplicationConvergenceChecker;
import com.yahoo.vespa.config.server.application.HttpProxy;
import com.yahoo.vespa.config.server.application.LogServerLogGrabber;
import com.yahoo.vespa.config.server.http.SimpleHttpFetcher;
import com.yahoo.vespa.config.server.modelfactory.ModelFactoryRegistry;
import com.yahoo.vespa.config.server.monitoring.Metrics;
import com.yahoo.vespa.config.server.provision.HostProvisionerProvider;
import com.yahoo.vespa.config.server.session.LocalSession;
import com.yahoo.vespa.config.server.session.PrepareParams;
import com.yahoo.vespa.config.server.session.SilentDeployLogger;
import com.yahoo.vespa.config.server.tenant.Tenant;
import com.yahoo.vespa.config.server.tenant.Tenants;
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 java.io.File;
import java.time.Clock;
import java.time.Duration;
import java.time.Instant;
import java.time.LocalDate;
import java.time.ZoneOffset;
import java.time.format.DateTimeFormatter;
import java.util.Collection;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
/**
* @author bratseth
*/
public class DeployTester {
private final Curator curator;
private final Tenants tenants;
private final File testApp;
private ApplicationId id;
public DeployTester(String appPath) {
this(appPath, Collections.singletonList(createDefaultModelFactory(Clock.systemUTC())));
}
public DeployTester(String appPath, List<ModelFactory> modelFactories) {
this(appPath, modelFactories, new ConfigserverConfig(new ConfigserverConfig.Builder()
.configServerDBDir(Files.createTempDir()
.getAbsolutePath())));
}
public DeployTester(String appPath, ConfigserverConfig configserverConfig) {
this(appPath,
Collections.singletonList(createDefaultModelFactory(Clock.systemUTC())),
configserverConfig);
}
public DeployTester(String appPath, List<ModelFactory> modelFactories, ConfigserverConfig configserverConfig) {
Metrics metrics = Metrics.createTestMetrics();
this.curator = new MockCurator();
TestComponentRegistry componentRegistry = createComponentRegistry(curator, metrics, modelFactories, configserverConfig);
try {
this.testApp = new File(appPath);
this.tenants = new Tenants(componentRegistry, metrics);
}
catch (Exception e) {
throw new IllegalArgumentException(e);
}
}
public Tenant tenant() { return tenants.defaultTenant(); }
/** Create the model factory which will be used in production */
public static ModelFactory createDefaultModelFactory(Clock clock) { return new VespaModelFactory(new NullConfigModelRegistry(), clock); }
/** Create a model factory which always fails validation */
public static ModelFactory createFailingModelFactory(Version version) { return new FailingModelFactory(version); }
/**
* Do the initial "deploy" with the existing API-less code as the deploy API doesn't support first deploys yet.
*/
public ApplicationId deployApp(String appName) {
return deployApp(appName, Optional.empty());
}
/**
* Do the initial "deploy" with the existing API-less code as the deploy API doesn't support first deploys yet.
*/
public ApplicationId deployApp(String appName, Optional<String> vespaVersion) {
Tenant tenant = tenant();
LocalSession session = tenant.getSessionFactory().createSession(testApp, appName, new TimeoutBudget(Clock.systemUTC(), Duration.ofSeconds(60)));
ApplicationId id = ApplicationId.from(tenant.getName(), ApplicationName.from(appName), InstanceName.defaultName());
PrepareParams.Builder paramsBuilder = new PrepareParams.Builder()
.applicationId(id);
if (vespaVersion.isPresent())
paramsBuilder.vespaVersion(vespaVersion.get());
session.prepare(new SilentDeployLogger(),
paramsBuilder.build(),
Optional.empty(),
tenant.getPath());
session.createActivateTransaction().commit();
tenant.getLocalSessionRepo().addSession(session);
this.id = id;
return id;
}
public ProvisionInfo getProvisionInfoFromDeployedApp(ApplicationId applicationId) {
Tenant tenant = tenant();
LocalSession session = tenant.getLocalSessionRepo().getSession(tenant.getApplicationRepo()
.getSessionIdForApplication(applicationId));
return session.getProvisionInfo();
}
public ApplicationId applicationId() { return id; }
public Optional<com.yahoo.config.provision.Deployment> redeployFromLocalActive() {
return redeployFromLocalActive(id);
}
public Optional<com.yahoo.config.provision.Deployment> redeployFromLocalActive(ApplicationId id) {
ApplicationRepository applicationRepository = new ApplicationRepository(tenants,
HostProvisionerProvider.withProvisioner(createHostProvisioner()),
curator,
new LogServerLogGrabber(),
new ApplicationConvergenceChecker(),
new HttpProxy(new SimpleHttpFetcher()),
new ConfigserverConfig(new ConfigserverConfig.Builder()));
return applicationRepository.deployFromLocalActive(id, Duration.ofSeconds(60));
}
private Provisioner createHostProvisioner() {
return new ProvisionerAdapter(new InMemoryProvisioner(true, "host0", "host1", "host2", "host3", "host4", "host5"));
}
private TestComponentRegistry createComponentRegistry(Curator curator, Metrics metrics,
List<ModelFactory> modelFactories,
ConfigserverConfig configserverConfig) {
TestComponentRegistry.Builder builder = new TestComponentRegistry.Builder();
if (configserverConfig.hostedVespa()) {
builder.provisioner(createHostProvisioner());
}
builder.configServerConfig(configserverConfig)
.curator(curator)
.modelFactoryRegistry(new ModelFactoryRegistry(modelFactories))
.metrics(metrics);
return builder.build();
}
private static class ProvisionerAdapter implements Provisioner {
private final HostProvisioner hostProvisioner;
public ProvisionerAdapter(HostProvisioner hostProvisioner) {
this.hostProvisioner = hostProvisioner;
}
@Override
public List<HostSpec> prepare(ApplicationId applicationId, ClusterSpec cluster, Capacity capacity, int groups, ProvisionLogger logger) {
return hostProvisioner.prepare(cluster, capacity, groups, logger);
}
@Override
public void activate(NestedTransaction transaction, ApplicationId application, Collection<HostSpec> hosts) {
// noop
}
@Override
public void remove(NestedTransaction transaction, ApplicationId application) {
// noop
}
@Override
public void restart(ApplicationId application, HostFilter filter) {
// noop
}
}
private static class FailingModelFactory implements ModelFactory {
private final Version version;
public FailingModelFactory(Version version) {
this.version = version;
}
@Override
public Version getVersion() { return version; }
@Override
public Model createModel(ModelContext modelContext) {
try {
Instant now = LocalDate.parse("2000-01-01", DateTimeFormatter.ISO_DATE).atStartOfDay().atZone(ZoneOffset.UTC).toInstant();
ApplicationPackage application = new MockApplicationPackage.Builder().withEmptyHosts().withEmptyServices().build();
DeployState deployState = new DeployState.Builder().applicationPackage(application).now(now).build();
return new VespaModel(deployState);
} catch (Exception e) {
throw new RuntimeException(e);
}
}
@Override
public ModelCreateResult createAndValidateModel(ModelContext modelContext, boolean ignoreValidationErrors) {
if ( ! ignoreValidationErrors)
throw new IllegalArgumentException("Validation fails");
return new ModelCreateResult(createModel(modelContext), Collections.emptyList());
}
}
}
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