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• DefaultDockerSwarmPluginImpl.java

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org.dromara.jpom.DefaultDockerSwarmPluginImpl Maven / Gradle / Ivy

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2019 Code Technology Studio
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy of
 * this software and associated documentation files (the "Software"), to deal in
 * the Software without restriction, including without limitation the rights to
 * use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
 * the Software, and to permit persons to whom the Software is furnished to do so,
 * subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
 * FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
 * COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
 * IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package org.dromara.jpom;

import cn.hutool.core.collection.CollUtil;
import cn.hutool.core.convert.Convert;
import cn.hutool.core.io.unit.DataSize;
import cn.hutool.core.lang.Opt;
import cn.hutool.core.map.MapUtil;
import cn.hutool.core.util.EnumUtil;
import cn.hutool.core.util.ObjectUtil;
import cn.hutool.core.util.ReflectUtil;
import cn.hutool.core.util.StrUtil;
import cn.keepbx.jpom.plugins.PluginConfig;
import com.alibaba.fastjson2.JSONObject;
import com.github.dockerjava.api.DockerClient;
import com.github.dockerjava.api.async.ResultCallback;
import com.github.dockerjava.api.command.*;
import com.github.dockerjava.api.model.*;
import com.github.dockerjava.core.command.RemoveSwarmNodeCmdImpl;
import lombok.extern.slf4j.Slf4j;
import org.dromara.jpom.plugin.IDefaultPlugin;
import org.springframework.util.Assert;

import java.nio.charset.Charset;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.Objects;
import java.util.function.Consumer;
import java.util.stream.Collectors;

/**
 * docker swarm
 *
 * @author bwcx_jzy
 * @since 2022/2/13
 */
@PluginConfig(name = "docker-cli:swarm")
@Slf4j
public class DefaultDockerSwarmPluginImpl implements IDefaultPlugin {

    @Override
    public Object execute(Object main, Map parameter) {
        String type = main.toString();
        switch (type) {
            case "inSpectSwarm":
                return this.inSpectSwarmCmd(parameter);
            case "tryInitializeSwarm":
                return this.tryInitializeSwarmCmd(parameter);
            case "joinSwarm":
                this.joinSwarmCmd(parameter);
                return null;
            case "listSwarmNodes":
                return this.listSwarmNodesCmd(parameter);
            case "leaveSwarm":
                this.leaveSwarmCmd(parameter);
                return null;
            case "updateSwarmNode":
                this.updateSwarmNodeCmd(parameter);
                return null;
            case "removeSwarmNode":
                this.removeSwarmNodeCmd(parameter);
                return null;
            case "listServices":
                return this.listServicesCmd(parameter);
            case "listTasks":
                return this.listTasksCmd(parameter);
            case "removeService":
                this.removeServiceCmd(parameter);
                return null;
            case "updateService":
                this.updateServiceCmd(parameter);
                return null;
            case "updateServiceImage":
                this.updateServiceImage(parameter);
                return null;
            case "logService":
                this.logServiceCmd(parameter);
                return null;
            case "logTask":
                this.logTaskCmd(parameter);
                return null;
            default:
                break;
        }
        return null;
    }

    private void logTaskCmd(Map parameter) {
        this.logServiceCmd(parameter, (String) parameter.get("taskId"), "task");
    }

    private void logServiceCmd(Map parameter) {
        this.logServiceCmd(parameter, (String) parameter.get("serviceId"), "service");
    }

    private void logServiceCmd(Map parameter, String id, String type) {
        DockerClient dockerClient = DockerUtil.get(parameter);
        Consumer consumer = (Consumer) parameter.get("consumer");
        String uuid = (String) parameter.get("uuid");
        try {

            LogSwarmObjectCmd logSwarmObjectCmd = StrUtil.equalsIgnoreCase(type, "Service") ? dockerClient.logServiceCmd(id) : dockerClient.logTaskCmd(id);

            Charset charset = (Charset) parameter.get("charset");
            Integer tail = (Integer) parameter.get("tail");

            // 获取日志
            if (tail != null && tail > 1) {
                logSwarmObjectCmd.withTail(tail);
            }
            ResultCallback.Adapter exec = logSwarmObjectCmd
                .withDetails(true)
                .withStderr(true)
                .withFollow(true)
                .withStdout(true)
                .exec(new ResultCallback.Adapter() {
                    @Override
                    public void onNext(Frame object) {
                        byte[] payload = object.getPayload();
                        if (payload == null) {
                            return;
                        }
                        String s = new String(payload, charset);
                        consumer.accept(s);
                    }
                });
            // 添加到缓存中
            DockerUtil.putClose(uuid, exec);
            exec.awaitCompletion();
        } catch (InterruptedException e) {
            consumer.accept("获取容器日志被中断:" + e);
        } finally {
            DockerUtil.close(uuid);
        }
    }

    private ServiceSpec intServiceSpec(DockerClient dockerClient, String serviceId) {
        if (StrUtil.isEmpty(serviceId)) {
            return new ServiceSpec();
        }
        // 读取之前的信息-保留之前的信息-否则会全部替换
        InspectServiceCmd inspectServiceCmd = dockerClient.inspectServiceCmd(serviceId);
        Service service = inspectServiceCmd.exec();
        ServiceSpec spec = service.getSpec();
        return ObjectUtil.defaultIfNull(spec, new ServiceSpec());
    }

    public void updateServiceImage(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        String serviceId = (String) parameter.get("serviceId");
        String image = (String) parameter.get("image");
        //
        InspectServiceCmd inspectServiceCmd = dockerClient.inspectServiceCmd(serviceId);
        Service service = inspectServiceCmd.exec();
        ServiceSpec spec = service.getSpec();
        Assert.notNull(spec, "服务信息不完整不能操作");
        TaskSpec taskTemplate = spec.getTaskTemplate();
        Assert.notNull(taskTemplate, "服务信息不完整不能操作：-1");
        ContainerSpec templateContainerSpec = taskTemplate.getContainerSpec();
        Assert.notNull(templateContainerSpec, "服务信息不完整不能操作：-2");
        templateContainerSpec.withImage(image);
        //
        UpdateServiceCmd updateServiceCmd = dockerClient.updateServiceCmd(serviceId, spec);
        ResourceVersion version = service.getVersion();
        Assert.notNull(version, "服务信息不完整不能操作：-3");
        updateServiceCmd.withVersion(version.getIndex());
        updateServiceCmd.exec();
    }

    /**
     * 更新 服务，如果不存在 id 则创建。需要传人版本号
     *
     * @param parameter 测试
     */
    public void updateServiceCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        String serviceId = (String) parameter.get("serviceId");
        ServiceSpec serviceSpec = this.intServiceSpec(dockerClient, serviceId);
        String name = (String) parameter.get("name");
        serviceSpec.withName(name);
        {
            String mode = (String) parameter.get("mode");
            ServiceMode serviceMode = EnumUtil.fromString(ServiceMode.class, mode);
            ServiceModeConfig serviceModeConfig = new ServiceModeConfig();
            if (serviceMode == ServiceMode.GLOBAL) {
                serviceModeConfig.withGlobal(new ServiceGlobalModeOptions());
            } else if (serviceMode == ServiceMode.REPLICATED) {
                Object replicas = parameter.get("replicas");
                ServiceReplicatedModeOptions serviceReplicatedModeOptions = new ServiceReplicatedModeOptions();
                serviceReplicatedModeOptions.withReplicas(Convert.toInt(replicas, 1));
                serviceModeConfig.withReplicated(serviceReplicatedModeOptions);
            }
            serviceSpec.withMode(serviceModeConfig);
        }
        {
            TaskSpec taskSpec = ObjectUtil.defaultIfNull(serviceSpec.getTaskTemplate(), new TaskSpec());
            //
            ContainerSpec containerSpec = this.buildContainerSpec(parameter, taskSpec.getContainerSpec());
            taskSpec.withContainerSpec(containerSpec);
            //
            Map> resources = (Map>) parameter.get("resources");

            if (MapUtil.isNotEmpty(resources)) {
                ResourceRequirements resourceRequirements = new ResourceRequirements();
                ResourceSpecs limitsResourceSpecs = this.buildResourceSpecs(resources.get("limits"));
                if (limitsResourceSpecs != null) {
                    resourceRequirements.withLimits(limitsResourceSpecs);
                }
                ResourceSpecs reservationsResourceSpecs = this.buildResourceSpecs(resources.get("reservations"));
                if (reservationsResourceSpecs != null) {
                    resourceRequirements.withReservations(reservationsResourceSpecs);
                }
                if (ObjectUtil.isAllEmpty(resourceRequirements.getLimits(), resourceRequirements.getReservations())) {
                    taskSpec.withResources(null);
                } else {
                    taskSpec.withResources(resourceRequirements);
                }
            }
            serviceSpec.withTaskTemplate(taskSpec);
        }
        {
            EndpointSpec endpointSpec = this.buildEndpointSpec(parameter);
            serviceSpec.withEndpointSpec(endpointSpec);
        }
        {
            Map update = (Map) parameter.get("update");
            UpdateConfig updateConfig = this.buildUpdateConfig(update);
            serviceSpec.withUpdateConfig(updateConfig);
            Map rollback = (Map) parameter.get("rollback");
            UpdateConfig rollbackConfig = this.buildUpdateConfig(rollback);
            serviceSpec.withRollbackConfig(rollbackConfig);
        }
        String version = (String) parameter.get("version");
        if (StrUtil.isNotEmpty(serviceId)) {
            UpdateServiceCmd updateServiceCmd = dockerClient.updateServiceCmd(serviceId, serviceSpec);
            updateServiceCmd.withVersion(Convert.toLong(version, 0L));
            updateServiceCmd.exec();
        } else {
            CreateServiceCmd createServiceCmd = dockerClient.createServiceCmd(serviceSpec).withAuthConfig(dockerClient.authConfig());
            createServiceCmd.exec();
        }
    }

    private ResourceSpecs buildResourceSpecs(Map map) {
        if (MapUtil.isNotEmpty(map)) {
            ResourceSpecs resourceSpecs = new ResourceSpecs();
            Object nanoCpus = map.get("nanoCPUs");
            if (nanoCpus != null) {
                String text = nanoCpus.toString();
                if (StrUtil.isNotEmpty(text)) {
                    resourceSpecs.withNanoCPUs(Convert.toLong(nanoCpus, 1L));
                }
            }
            Object memoryBytes = map.get("memoryBytes");
            if (memoryBytes != null) {
                String text = memoryBytes.toString();
                if (StrUtil.isNotEmpty(text)) {
                    DataSize dataSize = DataSize.parse(text);
                    resourceSpecs.withMemoryBytes(dataSize.toBytes());
                }
            }
            if (ObjectUtil.isAllEmpty(resourceSpecs.getNanoCPUs(), resourceSpecs.getMemoryBytes())) {
                return null;
            }
            return resourceSpecs;
        }
        return null;
    }

    private EndpointSpec buildEndpointSpec(Map parameter) {
        String endpointResolutionModeStr = (String) parameter.get("endpointResolutionMode");
        EndpointResolutionMode endpointResolutionMode = EnumUtil.fromString(EndpointResolutionMode.class, endpointResolutionModeStr);
        EndpointSpec endpointSpec = new EndpointSpec();
        endpointSpec.withMode(endpointResolutionMode);
        Collection> exposedPorts = (Collection) parameter.get("exposedPorts");
        if (CollUtil.isNotEmpty(exposedPorts)) {
            List portConfigs = exposedPorts.stream()
                .map(stringStringMap -> {
                    Object port = stringStringMap.get("targetPort");
                    Object publicPort = stringStringMap.get("publishedPort");
                    if (ObjectUtil.hasEmpty(port, publicPort)) {
                        return null;
                    }
                    PortConfig portConfig = new PortConfig();
                    String mode = (String) stringStringMap.get("publishMode");
                    PortConfig.PublishMode publishMode = EnumUtil.fromString(PortConfig.PublishMode.class, mode);
                    portConfig.withPublishMode(publishMode);
                    String scheme = (String) stringStringMap.get("protocol");
                    PortConfigProtocol protocol = EnumUtil.fromString(PortConfigProtocol.class, scheme);
                    portConfig.withProtocol(protocol);
                    portConfig.withTargetPort(Convert.toInt(port, 0));
                    portConfig.withPublishedPort(Convert.toInt(publicPort, 0));
                    return portConfig;
                })
                .filter(Objects::nonNull)
                .collect(Collectors.toList());
            endpointSpec.withPorts(portConfigs);
        }
        return endpointSpec;
    }

    private ContainerSpec buildContainerSpec(Map parameter, ContainerSpec oldContainerSpec) {
        String image = (String) parameter.get("image");
        ContainerSpec containerSpec = ObjectUtil.defaultIfNull(oldContainerSpec, new ContainerSpec());
        String hostname = (String) parameter.get("hostname");
        Opt.ofBlankAble(hostname).ifPresent(containerSpec::withHostname);
        containerSpec.withImage(image);
        //
        Collection> args = (Collection) parameter.get("args");
        if (CollUtil.isNotEmpty(args)) {
            List value = args.stream()
                .map(stringStringMap -> stringStringMap.get("value"))
                .filter(StrUtil::isNotEmpty)
                .collect(Collectors.toList());
            containerSpec.withArgs(value);
        }
        Collection> envs = (Collection) parameter.get("envs");
        if (CollUtil.isNotEmpty(envs)) {
            List value = envs.stream()
                .map(stringStringMap -> {
                    String name1 = stringStringMap.get("name");
                    String value1 = stringStringMap.get("value");
                    if (StrUtil.isEmpty(name1)) {
                        return null;
                    }
                    return StrUtil.format("{}={}", name1, value1);
                })
                .filter(StrUtil::isNotEmpty)
                .collect(Collectors.toList());
            containerSpec.withEnv(value);
        }
        Collection> commands = (Collection) parameter.get("commands");
        if (CollUtil.isNotEmpty(commands)) {
            List value = commands.stream()
                .map(stringStringMap -> stringStringMap.get("value"))
                .filter(StrUtil::isNotEmpty)
                .collect(Collectors.toList());
            containerSpec.withCommand(value);
        }
        //
        Collection> volumes = (Collection>) parameter.get("volumes");
        if (CollUtil.isNotEmpty(volumes)) {
            List value = volumes.stream()
                .map(stringStringMap -> {
                    String source = stringStringMap.get("source");
                    String target = stringStringMap.get("target");
                    if (StrUtil.hasBlank(source, target)) {
                        return null;
                    }
                    String type = stringStringMap.get("type");
                    MountType mountType = EnumUtil.fromString(MountType.class, type);
                    Mount mount = new Mount();
                    mount.withSource(source);
                    mount.withTarget(target);
                    mount.withType(mountType);
                    return mount;
                })
                .filter(Objects::nonNull)
                .collect(Collectors.toList());
            containerSpec.withMounts(value);
        }
        return containerSpec;
    }

    private UpdateConfig buildUpdateConfig(Map update) {
        if (MapUtil.isNotEmpty(update)) {
            UpdateConfig updateConfig = new UpdateConfig();
            String failureAction = (String) update.get("failureAction");
            if (StrUtil.isNotEmpty(failureAction)) {
                UpdateFailureAction updateFailureAction = EnumUtil.fromString(UpdateFailureAction.class, failureAction);
                updateConfig.withFailureAction(updateFailureAction);
            }
            String order = (String) update.get("order");
            if (StrUtil.isNotEmpty(order)) {
                UpdateOrder updateOrder = EnumUtil.fromString(UpdateOrder.class, order);
                updateConfig.withOrder(updateOrder);
            }
            Object parallelism = update.get("parallelism");
            if (parallelism != null) {
                updateConfig.withParallelism(Convert.toLong(parallelism));
            }
            Object delay = update.get("delay");
            if (delay != null) {
                updateConfig.withDelay(Convert.toLong(delay));
            }
            Object maxFailureRatio = update.get("maxFailureRatio");
            if (maxFailureRatio != null) {
                updateConfig.withMaxFailureRatio(Convert.toFloat(maxFailureRatio));
            }
            Object monitor = update.get("monitor");
            if (monitor != null) {
                updateConfig.withMonitor(Convert.toLong(monitor));
            }
            return updateConfig;
        }
        return null;
    }


    public void removeServiceCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        String serviceId = (String) parameter.get("serviceId");
        RemoveServiceCmd removeServiceCmd = dockerClient.removeServiceCmd(serviceId);
        removeServiceCmd.exec();
    }

    private List listTasksCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        ListTasksCmd listTasksCmd = dockerClient.listTasksCmd();
        String serviceId = (String) parameter.get("serviceId");
        String id = (String) parameter.get("id");
        if (StrUtil.isNotEmpty(serviceId)) {
            listTasksCmd.withServiceFilter(serviceId);
        }
        if (StrUtil.isNotEmpty(id)) {
            listTasksCmd.withIdFilter(id);
        }
        String name = (String) parameter.get("name");
        if (StrUtil.isNotEmpty(name)) {
            listTasksCmd.withNameFilter(name);
        }
        String node = (String) parameter.get("node");
        if (StrUtil.isNotEmpty(node)) {
            listTasksCmd.withNodeFilter(node);
        }
        String state = (String) parameter.get("state");
        if (StrUtil.isNotEmpty(state)) {
            TaskState taskState = EnumUtil.fromString(TaskState.class, state);
            listTasksCmd.withStateFilter(taskState);
        }
        List exec = listTasksCmd.exec();
        return exec.stream().map(DockerUtil::toJSON).collect(Collectors.toList());
    }

    public List listServicesCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        ListServicesCmd listServicesCmd = dockerClient.listServicesCmd();
        String id = (String) parameter.get("id");
        String name = (String) parameter.get("name");
        if (StrUtil.isNotEmpty(id)) {
            listServicesCmd.withIdFilter(CollUtil.newArrayList(id));
        }
        if (StrUtil.isNotEmpty(name)) {
            listServicesCmd.withNameFilter(CollUtil.newArrayList(name));
        }
        List exec = listServicesCmd.exec();
        return exec.stream().map(DockerUtil::toJSON).collect(Collectors.toList());
    }

    private void removeSwarmNodeCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        DockerCmdExecFactory dockerCmdExecFactory = (DockerCmdExecFactory) ReflectUtil.getFieldValue(dockerClient, "dockerCmdExecFactory");
        Assert.notNull(dockerCmdExecFactory, "当前方法不被支持，暂时不能使用");
        String nodeId = (String) parameter.get("nodeId");
        RemoveSwarmNodeCmdImpl removeSwarmNodeCmd = new RemoveSwarmNodeCmdImpl(
            dockerCmdExecFactory.removeSwarmNodeCmdExec(), nodeId);
        removeSwarmNodeCmd.withForce(true);
        removeSwarmNodeCmd.exec();
    }

    private void updateSwarmNodeCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        String nodeId = (String) parameter.get("nodeId");
        List nodes = dockerClient.listSwarmNodesCmd()
            .withIdFilter(CollUtil.newArrayList(nodeId)).exec();
        SwarmNode swarmNode = CollUtil.getFirst(nodes);
        Assert.notNull(swarmNode, "没有对应的节点");
        ObjectVersion version = swarmNode.getVersion();
        Assert.notNull(version, "对应的节点信息不完整不能继续");
        //
        String availabilityStr = (String) parameter.get("availability");
        String roleStr = (String) parameter.get("role");
        //
        SwarmNodeAvailability availability = EnumUtil.fromString(SwarmNodeAvailability.class, availabilityStr);
        SwarmNodeRole role = EnumUtil.fromString(SwarmNodeRole.class, roleStr);
        UpdateSwarmNodeCmd swarmNodeCmd = dockerClient.updateSwarmNodeCmd();
        swarmNodeCmd.withSwarmNodeId(nodeId);
        SwarmNodeSpec swarmNodeSpec = new SwarmNodeSpec();
        swarmNodeSpec.withAvailability(availability);
        swarmNodeSpec.withRole(role);
        swarmNodeCmd.withSwarmNodeSpec(swarmNodeSpec);
        swarmNodeCmd.withVersion(version.getIndex());
        swarmNodeCmd.exec();
    }


    private void leaveSwarmCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);
        Object forceStr = parameter.get("force");
        boolean force = Convert.toBool(forceStr, false);
        LeaveSwarmCmd leaveSwarmCmd = dockerClient.leaveSwarmCmd();
        if (force) {
            leaveSwarmCmd.withForceEnabled(true);
        }
        leaveSwarmCmd.exec();

    }


//	private List listSwarmNodesCmd(Map parameter) {
//		DockerClient dockerClient = DockerUtil.build(parameter);
//		try {
//			LeaveSwarmCmd leaveSwarmCmd = dockerClient.leaveSwarmCmd();
//			leaveSwarmCmd.withForceEnabled(true)
//		} finally {
//
//		}
//	}

    private List listSwarmNodesCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        ListSwarmNodesCmd listSwarmNodesCmd = dockerClient.listSwarmNodesCmd();
        String id = (String) parameter.get("id");
        if (StrUtil.isNotEmpty(id)) {
            listSwarmNodesCmd.withIdFilter(StrUtil.splitTrim(id, StrUtil.COMMA));
        }
        String role = (String) parameter.get("role");
        if (StrUtil.isNotEmpty(role)) {
            listSwarmNodesCmd.withRoleFilter(StrUtil.splitTrim(role, StrUtil.COMMA));
        }
        String name = (String) parameter.get("name");
        if (StrUtil.isNotEmpty(name)) {
            listSwarmNodesCmd.withNameFilter(StrUtil.splitTrim(name, StrUtil.COMMA));
        }
        List exec = listSwarmNodesCmd.exec();
        return exec.stream().map(swarmNode -> {
            JSONObject jsonObject = DockerUtil.toJSON(swarmNode);
            jsonObject.remove("rawValues");
            return jsonObject;
        }).collect(Collectors.toList());
    }


    private void joinSwarmCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        String token = (String) parameter.get("token");
        String remoteAddrs = (String) parameter.get("remoteAddrs");
        JoinSwarmCmd joinSwarmCmd = dockerClient.joinSwarmCmd()
            .withRemoteAddrs(StrUtil.splitTrim(remoteAddrs, StrUtil.COMMA))
            .withJoinToken(token);
        joinSwarmCmd.exec();

    }

    private JSONObject tryInitializeSwarmCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);
        // 先尝试获取
        try {
            Swarm exec = dockerClient.inspectSwarmCmd().exec();
            JSONObject jsonObject = DockerUtil.toJSON(exec);
            if (jsonObject != null) {
                return jsonObject;
            }
        } catch (Exception ignored) {
            //
        }
        // 尝试初始化
        SwarmSpec swarmSpec = new SwarmSpec();
        swarmSpec.withName("default");
        dockerClient.initializeSwarmCmd(swarmSpec).exec();
        // 获取信息
        Swarm exec = dockerClient.inspectSwarmCmd().exec();
        return DockerUtil.toJSON(exec);
    }

    private JSONObject inSpectSwarmCmd(Map parameter) {
        DockerClient dockerClient = DockerUtil.get(parameter);

        Swarm exec = dockerClient.inspectSwarmCmd().exec();
        return DockerUtil.toJSON(exec);
    }
}