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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.node.admin.noderepository;
import com.yahoo.application.Networking;
import com.yahoo.application.container.JDisc;
import com.yahoo.vespa.hosted.node.admin.ContainerNodeSpec;
import com.yahoo.vespa.hosted.dockerapi.DockerImage;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAttributes;
import com.yahoo.vespa.hosted.node.admin.util.ConfigServerHttpRequestExecutor;
import com.yahoo.vespa.hosted.provision.Node;
import com.yahoo.vespa.hosted.provision.testutils.ContainerConfig;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import java.io.IOException;
import java.net.ServerSocket;
import java.time.Instant;
import java.util.Collections;
import java.util.List;
import java.util.Optional;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.fail;
/**
* Tests the NodeRepository class used for talking to the node repository. It uses a mock from the node repository
* which already contains some data.
*
* @author dybdahl
*/
public class NodeRepositoryImplTest {
private JDisc container;
private int port;
private final ConfigServerHttpRequestExecutor requestExecutor = ConfigServerHttpRequestExecutor.create(
Collections.singleton("127.0.0.1"));
private int findRandomOpenPort() throws IOException {
try (ServerSocket socket = new ServerSocket(0)) {
socket.setReuseAddress(true);
return socket.getLocalPort();
}
}
/**
* Starts NodeRepository with
* {@link com.yahoo.vespa.hosted.provision.testutils.MockNodeFlavors}
* {@link com.yahoo.vespa.hosted.provision.testutils.MockNodeRepository}
* {@link com.yahoo.vespa.hosted.provision.restapi.v2.NodesApiHandler}
* These classes define some test data that is used in these tests.
*/
@Before
public void startContainer() throws Exception {
port = findRandomOpenPort();
System.err.println("PORT IS " + port);
container = JDisc.fromServicesXml(ContainerConfig.servicesXmlV2(port), Networking.enable);
}
private void waitForJdiscContainerToServe() throws InterruptedException {
Instant start = Instant.now();
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
while (Instant.now().minusSeconds(120).isBefore(start)) {
try {
nodeRepositoryApi.getContainersToRun("foobar");
return;
} catch (Exception e) {
Thread.sleep(100);
}
}
throw new RuntimeException("Could not get answer from container.");
}
@After
public void stopContainer() {
if (container != null) {
container.close();
}
}
@Test
public void testGetContainersToRunApi() throws IOException, InterruptedException {
waitForJdiscContainerToServe();
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
String dockerHostHostname = "dockerhost1.yahoo.com";
final List<ContainerNodeSpec> containersToRun = nodeRepositoryApi.getContainersToRun(dockerHostHostname);
assertThat(containersToRun.size(), is(1));
final ContainerNodeSpec nodeSpec = containersToRun.get(0);
assertThat(nodeSpec.hostname, is("host4.yahoo.com"));
assertThat(nodeSpec.wantedDockerImage.get(), is(new DockerImage("docker-registry.domain.tld:8080/dist/vespa:6.42.0")));
assertThat(nodeSpec.nodeState, is(Node.State.active));
assertThat(nodeSpec.wantedRestartGeneration.get(), is(0L));
assertThat(nodeSpec.currentRestartGeneration.get(), is(0L));
assertThat(nodeSpec.minCpuCores, is(0.2));
assertThat(nodeSpec.minMainMemoryAvailableGb, is(0.5));
assertThat(nodeSpec.minDiskAvailableGb, is(100.0));
}
@Test
public void testGetContainer() throws InterruptedException, IOException {
waitForJdiscContainerToServe();
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
String hostname = "host4.yahoo.com";
Optional<ContainerNodeSpec> nodeSpec = nodeRepositoryApi.getContainerNodeSpec(hostname);
assertThat(nodeSpec.isPresent(), is(true));
assertThat(nodeSpec.get().hostname, is(hostname));
}
@Test
public void testGetContainerForNonExistingNode() throws InterruptedException, IOException {
waitForJdiscContainerToServe();
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
String hostname = "host-that-does-not-exist";
Optional<ContainerNodeSpec> nodeSpec = nodeRepositoryApi.getContainerNodeSpec(hostname);
assertFalse(nodeSpec.isPresent());
}
@Test
public void testUpdateNodeAttributes() throws InterruptedException, IOException {
waitForJdiscContainerToServe();
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
String hostname = "host4.yahoo.com";
nodeRepositoryApi.updateNodeAttributes(
hostname,
new NodeAttributes()
.withRestartGeneration(1L)
.withDockerImage(new DockerImage("image-1:6.2.3"))
.withVespaVersion("6.2.3"));
}
@Test(expected = RuntimeException.class)
public void testUpdateNodeAttributesWithBadValue() throws InterruptedException, IOException {
waitForJdiscContainerToServe();
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
String hostname = "host4.yahoo.com";
nodeRepositoryApi.updateNodeAttributes(
hostname,
new NodeAttributes()
.withRestartGeneration(1L)
.withDockerImage(new DockerImage("image-1"))
.withVespaVersion("6.2.3\n"));
}
@Test
public void testMarkAsReady() throws InterruptedException, IOException {
NodeRepository nodeRepositoryApi = new NodeRepositoryImpl(requestExecutor, port);
waitForJdiscContainerToServe();
nodeRepositoryApi.markAsDirty("host5.yahoo.com");
nodeRepositoryApi.markNodeAvailableForNewAllocation("host5.yahoo.com");
try {
nodeRepositoryApi.markNodeAvailableForNewAllocation("host4.yahoo.com");
fail("Should not be allowed to be marked ready as it is not registered as provisioned, dirty, failed or parked");
} catch (RuntimeException ignored) {
// expected
}
try {
nodeRepositoryApi.markNodeAvailableForNewAllocation("host101.yahoo.com");
fail("Expected failure because host101 does not exist");
} catch (RuntimeException ignored) {
// expected
}
}
}
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