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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.integrationTests;

import com.yahoo.metrics.simple.MetricReceiver;
import com.yahoo.vespa.hosted.dockerapi.Docker;
import com.yahoo.vespa.hosted.dockerapi.metrics.MetricReceiverWrapper;
import com.yahoo.vespa.hosted.node.admin.ContainerNodeSpec;
import com.yahoo.vespa.hosted.node.admin.docker.DockerOperations;
import com.yahoo.vespa.hosted.node.admin.docker.DockerOperationsImpl;
import com.yahoo.vespa.hosted.node.admin.maintenance.acl.AclMaintainer;
import com.yahoo.vespa.hosted.node.admin.nodeadmin.NodeAdmin;
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.nodeagent.NodeAgent;
import com.yahoo.vespa.hosted.node.admin.nodeagent.NodeAgentImpl;
import com.yahoo.vespa.hosted.node.admin.util.Environment;
import com.yahoo.vespa.hosted.node.admin.util.InetAddressResolver;
import com.yahoo.vespa.hosted.node.admin.util.PathResolver;

import java.net.InetAddress;
import java.net.UnknownHostException;
import java.nio.file.Paths;
import java.time.Clock;
import java.util.function.Function;

import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;

/**
 * @author musum
 */
// Need to deconstruct nodeAdminStateUpdater
public class DockerTester implements AutoCloseable {
    final CallOrderVerifier callOrderVerifier = new CallOrderVerifier();
    final Docker dockerMock = new DockerMock(callOrderVerifier);
    final NodeRepoMock nodeRepositoryMock = new NodeRepoMock(callOrderVerifier);
    final NodeAdminStateUpdater nodeAdminStateUpdater;
    final NodeAdmin nodeAdmin;
    private final OrchestratorMock orchestratorMock = new OrchestratorMock(callOrderVerifier);


    public DockerTester() {
        InetAddressResolver inetAddressResolver = mock(InetAddressResolver.class);
        try {
            when(inetAddressResolver.getInetAddressForHost(any(String.class))).thenReturn(InetAddress.getByName("1.1.1.1"));
        } catch (UnknownHostException e) {
            throw new RuntimeException(e);
        }

        Environment environment = new Environment.Builder()
                .inetAddressResolver(inetAddressResolver)
                .pathResolver(new PathResolver(Paths.get("/tmp"), Paths.get("/tmp"))).build();
        Clock clock = Clock.systemUTC();
        StorageMaintainerMock storageMaintainer = new StorageMaintainerMock(dockerMock, null, environment, callOrderVerifier, clock);
        AclMaintainer aclMaintainer = mock(AclMaintainer.class);


        MetricReceiverWrapper mr = new MetricReceiverWrapper(MetricReceiver.nullImplementation);
        final DockerOperations dockerOperations = new DockerOperationsImpl(dockerMock, environment, null);
        Function<String, NodeAgent> nodeAgentFactory = (hostName) -> new NodeAgentImpl(hostName, nodeRepositoryMock,
                orchestratorMock, dockerOperations, storageMaintainer, aclMaintainer, environment, clock);
        nodeAdmin = new NodeAdminImpl(dockerOperations, nodeAgentFactory, storageMaintainer, aclMaintainer, 100, mr, Clock.systemUTC());
        nodeAdminStateUpdater = new NodeAdminStateUpdater(nodeRepositoryMock, nodeAdmin, storageMaintainer,
                clock, orchestratorMock, "basehostname");
        nodeAdminStateUpdater.start(5);
    }

    public void addContainerNodeSpec(ContainerNodeSpec containerNodeSpec) {
        nodeRepositoryMock.updateContainerNodeSpec(containerNodeSpec);
    }

    @Override
    public void close() {
        nodeAdminStateUpdater.deconstruct();
    }
}