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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.hosted.controller.rotation;
import com.yahoo.config.provision.SystemName;
import com.yahoo.vespa.hosted.controller.ControllerTester;
import com.yahoo.vespa.hosted.controller.application.ApplicationPackage;
import com.yahoo.vespa.hosted.controller.application.AssignedRotation;
import com.yahoo.vespa.hosted.controller.deployment.ApplicationPackageBuilder;
import com.yahoo.vespa.hosted.controller.deployment.DeploymentContext;
import com.yahoo.vespa.hosted.controller.deployment.InternalDeploymentTester;
import com.yahoo.vespa.hosted.rotation.config.RotationsConfig;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.ExpectedException;
import java.net.URI;
import java.util.List;
import java.util.stream.Collectors;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* @author Oyvind Gronnesby
* @author mpolden
*/
public class RotationRepositoryTest {
@Rule
public ExpectedException thrown = ExpectedException.none();
private final RotationsConfig rotationsConfig = new RotationsConfig(
new RotationsConfig.Builder()
.rotations("foo-1", "foo-1.com")
.rotations("foo-2", "foo-2.com")
);
private final RotationsConfig rotationsConfigWhitespaces = new RotationsConfig(
new RotationsConfig.Builder()
.rotations("foo-1", "\n \t foo-1.com \n")
.rotations("foo-2", "foo-2.com")
);
private final ApplicationPackage applicationPackage = new ApplicationPackageBuilder()
.globalServiceId("foo")
.region("us-east-3")
.region("us-west-1")
.build();
private InternalDeploymentTester tester;
private RotationRepository repository;
private DeploymentContext application;
@Before
public void before() {
tester = new InternalDeploymentTester(new ControllerTester(rotationsConfig));
repository = tester.applications().rotationRepository();
application = tester.newDeploymentContext("tenant1", "app1", "default");
}
@Test
public void assigns_and_reuses_rotation() {
// Submitting assigns a rotation
application.submit(applicationPackage);
Rotation expected = new Rotation(new RotationId("foo-1"), "foo-1.com");
assertEquals(List.of(expected.id()), rotationIds(application.instance().rotations()));
assertEquals(URI.create("https://app1--tenant1.global.vespa.oath.cloud:4443/"),
application.instance().endpointsIn(SystemName.main).main().get().url());
try (RotationLock lock = repository.lock()) {
List<AssignedRotation> rotations = repository.getOrAssignRotations(application.application().deploymentSpec(),
application.instance(),
lock);
assertSingleRotation(expected, rotations, repository);
}
// Submitting once more assigns same rotation
application.submit(applicationPackage);
assertEquals(List.of(expected.id()), rotationIds(application.instance().rotations()));
}
@Test
public void strips_whitespace_in_rotation_fqdn() {
tester = new InternalDeploymentTester(new ControllerTester(rotationsConfigWhitespaces));
RotationRepository repository = tester.controller().applications().rotationRepository();
var application2 = tester.newDeploymentContext("tenant1", "app2", "default");
application2.submit(applicationPackage);
try (RotationLock lock = repository.lock()) {
List<AssignedRotation> rotations = repository.getOrAssignRotations(application2.application().deploymentSpec(), application2.instance(), lock);
Rotation assignedRotation = new Rotation(new RotationId("foo-1"), "foo-1.com");
assertSingleRotation(assignedRotation, rotations, repository);
}
}
@Test
public void out_of_rotations() {
// Assigns 1 rotation
application.submit(applicationPackage);
// Assigns 1 more
var application2 = tester.newDeploymentContext("tenant2", "app2", "default");
application2.submit(applicationPackage);
// We're now out of rotations
thrown.expect(IllegalStateException.class);
thrown.expectMessage("no rotations available");
var application3 = tester.newDeploymentContext("tenant3", "app3", "default");
application3.submit(applicationPackage);
}
@Test
public void too_few_zones() {
ApplicationPackage applicationPackage = new ApplicationPackageBuilder()
.globalServiceId("foo")
.region("us-east-3")
.build();
thrown.expect(RuntimeException.class);
thrown.expectMessage("less than 2 prod zones are defined");
application.submit(applicationPackage);
}
@Test
public void no_rotation_assigned_for_application_without_service_id() {
ApplicationPackage applicationPackage = new ApplicationPackageBuilder()
.region("us-east-3")
.region("us-west-1")
.build();
application.submit(applicationPackage);
assertTrue(application.instance().rotations().isEmpty());
}
@Test
public void prefixes_system_when_not_main() {
ApplicationPackage applicationPackage = new ApplicationPackageBuilder()
.globalServiceId("foo")
.region("us-east-3")
.region("us-west-1")
.build();
var application2 = tester.newDeploymentContext("tenant2", "app2", "default");
application2.submit(applicationPackage);
assertEquals(List.of(new RotationId("foo-1")), rotationIds(application2.instance().rotations()));
assertEquals("https://cd--app2--tenant2.global.vespa.oath.cloud:4443/",
application2.instance().endpointsIn(SystemName.cd).main().get().url().toString());
}
private void assertSingleRotation(Rotation expected, List<AssignedRotation> assignedRotations, RotationRepository repository) {
assertEquals(1, assignedRotations.size());
var rotationId = assignedRotations.get(0).rotationId();
var rotation = repository.getRotation(rotationId);
assertTrue(rotationId + " exists", rotation.isPresent());
assertEquals(expected, rotation.get());
}
private static List<RotationId> rotationIds(List<AssignedRotation> assignedRotations) {
return assignedRotations.stream().map(AssignedRotation::rotationId).collect(Collectors.toUnmodifiableList());
}
}
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