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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.vespa.hosted.node.admin.integration;
import com.yahoo.config.provision.DockerImage;
import com.yahoo.config.provision.HostName;
import com.yahoo.config.provision.NodeType;
import com.yahoo.jdisc.test.TestTimer;
import com.yahoo.vespa.flags.InMemoryFlagSource;
import com.yahoo.vespa.hosted.node.admin.cgroup.Cgroup;
import com.yahoo.vespa.hosted.node.admin.configserver.noderepository.NodeSpec;
import com.yahoo.vespa.hosted.node.admin.configserver.orchestrator.Orchestrator;
import com.yahoo.vespa.hosted.node.admin.container.ContainerEngineMock;
import com.yahoo.vespa.hosted.node.admin.container.ContainerName;
import com.yahoo.vespa.hosted.node.admin.container.ContainerOperations;
import com.yahoo.vespa.hosted.node.admin.container.RegistryCredentials;
import com.yahoo.vespa.hosted.node.admin.container.metrics.Metrics;
import com.yahoo.vespa.hosted.node.admin.maintenance.StorageMaintainer;
import com.yahoo.vespa.hosted.node.admin.maintenance.servicedump.VespaServiceDumper;
import com.yahoo.vespa.hosted.node.admin.nodeadmin.NodeAdminImpl;
import com.yahoo.vespa.hosted.node.admin.nodeadmin.NodeAdminStateUpdater;
import com.yahoo.vespa.hosted.node.admin.nodeadmin.ProcMeminfo;
import com.yahoo.vespa.hosted.node.admin.nodeadmin.ProcMeminfoReader;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAgentContext;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAgentContextFactory;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAgentContextImpl;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAgentFactory;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAgentImpl;
import com.yahoo.vespa.hosted.node.admin.task.util.network.IPAddressesMock;
import com.yahoo.vespa.test.file.TestFileSystem;
import org.mockito.InOrder;
import org.mockito.Mockito;
import java.nio.file.FileSystem;
import java.time.Duration;
import java.util.List;
import java.util.Optional;
import java.util.concurrent.Phaser;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import java.util.logging.Logger;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.argThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.spy;
import static org.mockito.Mockito.when;
/**
* @author musum
*/
// Need to deconstruct nodeAdminStateUpdater
public class ContainerTester implements AutoCloseable {
private static final Logger log = Logger.getLogger(ContainerTester.class.getName());
static final HostName HOST_HOSTNAME = HostName.of("host.test.yahoo.com");
private final Thread loopThread;
private final Phaser phaser = new Phaser(1);
private final ContainerEngineMock containerEngine = new ContainerEngineMock();
private final FileSystem fileSystem = TestFileSystem.create();
private final TestTimer timer = new TestTimer();
final ContainerOperations containerOperations = spy(new ContainerOperations(containerEngine, mock(Cgroup.class), fileSystem, timer));
final NodeRepoMock nodeRepository = spy(new NodeRepoMock());
final Orchestrator orchestrator = mock(Orchestrator.class);
final StorageMaintainer storageMaintainer = mock(StorageMaintainer.class);
final InOrder inOrder = Mockito.inOrder(containerOperations, nodeRepository, orchestrator, storageMaintainer);
final InMemoryFlagSource flagSource = new InMemoryFlagSource();
final NodeAdminStateUpdater nodeAdminStateUpdater;
final NodeAdminImpl nodeAdmin;
private volatile NodeAdminStateUpdater.State wantedState = NodeAdminStateUpdater.State.RESUMED;
ContainerTester(List<DockerImage> images) {
images.forEach(image -> containerEngine.pullImage(null, image, RegistryCredentials.none));
when(storageMaintainer.diskUsageFor(any())).thenReturn(Optional.empty());
IPAddressesMock ipAddresses = new IPAddressesMock();
ipAddresses.addAddress(HOST_HOSTNAME.value(), "1.1.1.1");
ipAddresses.addAddress(HOST_HOSTNAME.value(), "f000::");
for (int i = 1; i < 4; i++) ipAddresses.addAddress("host" + i + ".test.yahoo.com", "f000::" + i);
NodeSpec hostSpec = NodeSpec.Builder.testSpec(HOST_HOSTNAME.value()).type(NodeType.host).build();
nodeRepository.updateNodeSpec(hostSpec);
Metrics metrics = new Metrics();
FileSystem fileSystem = TestFileSystem.create();
ProcMeminfoReader procMeminfoReader = mock(ProcMeminfoReader.class);
when(procMeminfoReader.read()).thenReturn(new ProcMeminfo(1, 2));
NodeAgentFactory nodeAgentFactory = (contextSupplier, nodeContext) ->
new NodeAgentImpl(contextSupplier, nodeRepository, orchestrator, containerOperations, () -> RegistryCredentials.none,
storageMaintainer, flagSource,
List.of(), Optional.empty(), Optional.empty(), timer, Duration.ofSeconds(-1),
VespaServiceDumper.DUMMY_INSTANCE, List.of()) {
@Override public void converge(NodeAgentContext context) {
super.converge(context);
phaser.arriveAndAwaitAdvance();
}
@Override public void stopForHostSuspension(NodeAgentContext context) {
super.stopForHostSuspension(context);
phaser.arriveAndAwaitAdvance();
}
@Override public void stopForRemoval(NodeAgentContext context) {
super.stopForRemoval(context);
phaser.arriveAndDeregister();
}
};
nodeAdmin = new NodeAdminImpl(nodeAgentFactory, metrics, timer, Duration.ofMillis(10), Duration.ZERO, procMeminfoReader);
NodeAgentContextFactory nodeAgentContextFactory = (nodeSpec, acl) ->
NodeAgentContextImpl.builder(nodeSpec).acl(acl).fileSystem(fileSystem).build();
nodeAdminStateUpdater = new NodeAdminStateUpdater(nodeAgentContextFactory, nodeRepository, orchestrator,
nodeAdmin, HOST_HOSTNAME);
loopThread = new Thread(() -> {
nodeAdminStateUpdater.start();
while ( ! phaser.isTerminated()) {
try {
nodeAdminStateUpdater.converge(wantedState);
} catch (RuntimeException e) {
log.info(e.getMessage());
}
}
nodeAdminStateUpdater.stop();
});
loopThread.start();
}
/** Adds a node to node-repository mock that is running on this host */
void addChildNodeRepositoryNode(NodeSpec nodeSpec) {
if (nodeSpec.wantedDockerImage().isPresent()) {
if (!containerEngine.hasImage(null, nodeSpec.wantedDockerImage().get())) {
throw new IllegalArgumentException("Want to use image " + nodeSpec.wantedDockerImage().get() +
", but that image does not exist in the container engine");
}
}
if (nodeRepository.getOptionalNode(nodeSpec.hostname()).isEmpty())
phaser.register();
nodeRepository.updateNodeSpec(new NodeSpec.Builder(nodeSpec)
.parentHostname(HOST_HOSTNAME.value())
.build());
}
void setWantedState(NodeAdminStateUpdater.State wantedState) {
this.wantedState = wantedState;
}
<T> T inOrder(T t) {
waitSomeTicks();
return inOrder.verify(t);
}
void waitSomeTicks() {
try {
// 3 is enough for everyone! (Well, maybe not for all eternity ...)
for (int i = 0; i < 3; i++)
phaser.awaitAdvanceInterruptibly(phaser.arrive(), 1000, TimeUnit.MILLISECONDS);
}
catch (InterruptedException | TimeoutException e) {
throw new RuntimeException(e);
}
}
public static NodeAgentContext containerMatcher(ContainerName containerName) {
return argThat((ctx) -> ctx.containerName().equals(containerName));
}
@Override
public void close() {
phaser.forceTermination();
try {
loopThread.join();
} catch (InterruptedException e) {
Thread.currentThread().interrupt();
}
}
}
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