ZK-增加ZK信息查询接口

km-biz/src/main/java/com/xiaojukeji/know/streaming/km/biz/cluster/ClusterZookeepersManager.java

+package com.xiaojukeji.know.streaming.km.biz.cluster;
+
+import com.xiaojukeji.know.streaming.km.common.bean.dto.cluster.ClusterZookeepersOverviewDTO;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.PaginationResult;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.Result;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ClusterZookeepersOverviewVO;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ClusterZookeepersStateVO;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ZnodeVO;
+
+/**
+ * 多集群总体状态
+ */
+public interface ClusterZookeepersManager {
+    Result<ClusterZookeepersStateVO> getClusterPhyZookeepersState(Long clusterPhyId);
+
+    PaginationResult<ClusterZookeepersOverviewVO> getClusterPhyZookeepersOverview(Long clusterPhyId, ClusterZookeepersOverviewDTO dto);
+
+    Result<ZnodeVO> getZnodeVO(Long clusterPhyId, String path);
+}

km-biz/src/main/java/com/xiaojukeji/know/streaming/km/biz/cluster/impl/ClusterZookeepersManagerImpl.java

+package com.xiaojukeji.know.streaming.km.biz.cluster.impl;
+
+import com.didiglobal.logi.log.ILog;
+import com.didiglobal.logi.log.LogFactory;
+import com.xiaojukeji.know.streaming.km.biz.cluster.ClusterZookeepersManager;
+import com.xiaojukeji.know.streaming.km.common.bean.dto.cluster.ClusterZookeepersOverviewDTO;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.cluster.ClusterPhy;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.config.ZKConfig;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.metrics.ZookeeperMetrics;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.param.metric.ZookeeperMetricParam;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.PaginationResult;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.Result;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.ResultStatus;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.zookeeper.Znode;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.zookeeper.ZookeeperInfo;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ClusterZookeepersOverviewVO;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ClusterZookeepersStateVO;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ZnodeVO;
+import com.xiaojukeji.know.streaming.km.common.constant.MsgConstant;
+import com.xiaojukeji.know.streaming.km.common.enums.zookeeper.ZKRoleEnum;
+import com.xiaojukeji.know.streaming.km.common.utils.ConvertUtil;
+import com.xiaojukeji.know.streaming.km.common.utils.PaginationUtil;
+import com.xiaojukeji.know.streaming.km.common.utils.Tuple;
+import com.xiaojukeji.know.streaming.km.core.service.cluster.ClusterPhyService;
+import com.xiaojukeji.know.streaming.km.core.service.version.metrics.ZookeeperMetricVersionItems;
+import com.xiaojukeji.know.streaming.km.core.service.zookeeper.ZnodeService;
+import com.xiaojukeji.know.streaming.km.core.service.zookeeper.ZookeeperMetricService;
+import com.xiaojukeji.know.streaming.km.core.service.zookeeper.ZookeeperService;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import java.util.Arrays;
+import java.util.List;
+import java.util.stream.Collectors;
+
+
+@Service
+public class ClusterZookeepersManagerImpl implements ClusterZookeepersManager {
+    private static final ILog LOGGER = LogFactory.getLog(ClusterZookeepersManagerImpl.class);
+
+    @Autowired
+    private ClusterPhyService clusterPhyService;
+
+    @Autowired
+    private ZookeeperService zookeeperService;
+
+    @Autowired
+    private ZookeeperMetricService zookeeperMetricService;
+
+    @Autowired
+    private ZnodeService znodeService;
+
+    @Override
+    public Result<ClusterZookeepersStateVO> getClusterPhyZookeepersState(Long clusterPhyId) {
+        ClusterPhy clusterPhy = clusterPhyService.getClusterByCluster(clusterPhyId);
+        if (clusterPhy == null) {
+            return Result.buildFromRSAndMsg(ResultStatus.CLUSTER_NOT_EXIST, MsgConstant.getClusterPhyNotExist(clusterPhyId));
+        }
+
+//        // TODO
+//        private Integer healthState;
+//        private Integer healthCheckPassed;
+//        private Integer healthCheckTotal;
+
+        List<ZookeeperInfo> infoList = zookeeperService.listFromDBByCluster(clusterPhyId);
+
+        ClusterZookeepersStateVO vo = new ClusterZookeepersStateVO();
+        vo.setTotalServerCount(infoList.size());
+        vo.setAliveFollowerCount(0);
+        vo.setTotalFollowerCount(0);
+        vo.setAliveObserverCount(0);
+        vo.setTotalObserverCount(0);
+        vo.setAliveServerCount(0);
+        for (ZookeeperInfo info: infoList) {
+            if (info.getRole().equals(ZKRoleEnum.LEADER.getRole())) {
+                vo.setLeaderNode(info.getHost());
+            }
+
+            if (info.getRole().equals(ZKRoleEnum.FOLLOWER.getRole())) {
+                vo.setTotalFollowerCount(vo.getTotalFollowerCount() + 1);
+                vo.setAliveFollowerCount(info.alive()? vo.getAliveFollowerCount() + 1: vo.getAliveFollowerCount());
+            }
+
+            if (info.getRole().equals(ZKRoleEnum.OBSERVER.getRole())) {
+                vo.setTotalObserverCount(vo.getTotalObserverCount() + 1);
+                vo.setAliveObserverCount(info.alive()? vo.getAliveObserverCount() + 1: vo.getAliveObserverCount());
+            }
+
+            if (info.alive()) {
+                vo.setAliveServerCount(vo.getAliveServerCount() + 1);
+            }
+        }
+
+        Result<ZookeeperMetrics> metricsResult = zookeeperMetricService.collectMetricsFromZookeeper(new ZookeeperMetricParam(
+                clusterPhyId,
+                infoList.stream().filter(elem -> elem.alive()).map(item -> new Tuple<String, Integer>(item.getHost(), item.getPort())).collect(Collectors.toList()),
+                ConvertUtil.str2ObjByJson(clusterPhy.getZkProperties(), ZKConfig.class),
+                ZookeeperMetricVersionItems.ZOOKEEPER_METRIC_WATCH_COUNT
+        ));
+        if (metricsResult.failed()) {
+            LOGGER.error(
+                    "class=ClusterZookeepersManagerImpl||method=getClusterPhyZookeepersState||clusterPhyId={}||errMsg={}",
+                    clusterPhyId, metricsResult.getMessage()
+            );
+            return Result.buildSuc(vo);
+        }
+        Float watchCount = metricsResult.getData().getMetric(ZookeeperMetricVersionItems.ZOOKEEPER_METRIC_WATCH_COUNT);
+        vo.setWatchCount(watchCount != null? watchCount.intValue(): null);
+
+        return Result.buildSuc(vo);
+    }
+
+    @Override
+    public PaginationResult<ClusterZookeepersOverviewVO> getClusterPhyZookeepersOverview(Long clusterPhyId, ClusterZookeepersOverviewDTO dto) {
+        //获取集群zookeeper列表
+        List<ClusterZookeepersOverviewVO> clusterZookeepersOverviewVOList = ConvertUtil.list2List(zookeeperService.listFromDBByCluster(clusterPhyId), ClusterZookeepersOverviewVO.class);
+
+        //搜索
+        clusterZookeepersOverviewVOList = PaginationUtil.pageByFuzzyFilter(clusterZookeepersOverviewVOList, dto.getSearchKeywords(), Arrays.asList("host"));
+
+        //分页
+        PaginationResult<ClusterZookeepersOverviewVO> paginationResult = PaginationUtil.pageBySubData(clusterZookeepersOverviewVOList, dto);
+
+        return paginationResult;
+    }
+
+    @Override
+    public Result<ZnodeVO> getZnodeVO(Long clusterPhyId, String path) {
+        Result<Znode> result = znodeService.getZnode(clusterPhyId, path);
+        if (result.failed()) {
+            return Result.buildFromIgnoreData(result);
+        }
+        return Result.buildSuc(ConvertUtil.obj2ObjByJSON(result.getData(), ZnodeVO.class));
+    }
+
+    /**************************************************** private method ****************************************************/
+
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/bean/dto/cluster/ClusterZookeepersOverviewDTO.java

+package com.xiaojukeji.know.streaming.km.common.bean.dto.cluster;
+
+import com.xiaojukeji.know.streaming.km.common.bean.dto.pagination.PaginationBaseDTO;
+import lombok.Data;
+
+/**
+ * @author wyc
+ * @date 2022/9/23
+ */
+@Data
+public class ClusterZookeepersOverviewDTO extends PaginationBaseDTO {
+
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/bean/entity/zookeeper/Znode.java

+package com.xiaojukeji.know.streaming.km.common.bean.entity.zookeeper;
+
+
+import com.xiaojukeji.know.streaming.km.common.utils.Tuple;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+import org.apache.zookeeper.data.Stat;
+
+@Data
+public class Znode {
+    @ApiModelProperty(value = "节点名称", example = "broker")
+    private String name;
+
+    @ApiModelProperty(value = "节点数据", example = "saassad")
+    private String data;
+
+    @ApiModelProperty(value = "节点属性", example = "")
+    private Stat stat;
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/bean/vo/zookeeper/ClusterZookeepersOverviewVO.java

+package com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+/**
+ * @author wyc
+ * @date 2022/9/23
+ */
+@Data
+@ApiModel(description = "Zookeeper信息概览")
+public class ClusterZookeepersOverviewVO  {
+    @ApiModelProperty(value = "主机ip", example = "121.0.0.1")
+    private String host;
+
+    @ApiModelProperty(value = "端口号", example = "2416")
+    private Integer port;
+
+    @ApiModelProperty(value = "版本", example = "1.1.2")
+    private String version;
+
+    @ApiModelProperty(value = "角色", example = "Leader")
+    private String role;
+
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/bean/vo/zookeeper/ClusterZookeepersStateVO.java

+package com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper;
+
+import io.swagger.annotations.ApiModel;
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+
+/**
+ * @author wyc
+ * @date 2022/9/23
+ */
+@Data
+@ApiModel(description = "ZK状态信息")
+public class ClusterZookeepersStateVO {
+    @ApiModelProperty(value = "健康检查状态", example = "1")
+    private Integer healthState;
+
+    @ApiModelProperty(value = "健康检查通过数", example = "1")
+    private Integer healthCheckPassed;
+
+    @ApiModelProperty(value = "健康检查总数", example = "1")
+    private Integer healthCheckTotal;
+
+    @ApiModelProperty(value = "ZK的Leader机器", example = "127.0.0.1")
+    private String leaderNode;
+
+    @ApiModelProperty(value = "Watch数", example = "123456")
+    private Integer watchCount;
+
+    @ApiModelProperty(value = "节点存活数", example = "8")
+    private Integer aliveServerCount;
+
+    @ApiModelProperty(value = "总节点数", example = "10")
+    private Integer totalServerCount;
+
+    @ApiModelProperty(value = "Follower角色存活数", example = "8")
+    private Integer aliveFollowerCount;
+
+    @ApiModelProperty(value = "Follower角色总数", example = "10")
+    private Integer totalFollowerCount;
+
+    @ApiModelProperty(value = "Observer角色存活数", example = "3")
+    private Integer aliveObserverCount;
+
+    @ApiModelProperty(value = "Observer角色总数", example = "3")
+    private Integer totalObserverCount;
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/bean/vo/zookeeper/ZnodeStatVO.java

+package com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper;
+
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+/**
+ * @author wyc
+ * @date 2022/9/23
+ */
+@Data
+public class ZnodeStatVO {
+    @ApiModelProperty(value = "节点被创建时的事物的ID", example = "0x1f09")
+    private Long czxid;
+
+    @ApiModelProperty(value = "创建时间", example = "Sat Mar 16 15:38:34 CST 2019")
+    private Long ctime;
+
+    @ApiModelProperty(value = "节点最后一次被修改时的事物的ID", example = "0x1f09")
+    private Long mzxid;
+
+    @ApiModelProperty(value = "最后一次修改时间", example = "Sat Mar 16 15:38:34 CST 2019")
+    private Long mtime;
+
+    @ApiModelProperty(value = "子节点列表最近一次呗修改的事物ID", example = "0x31")
+    private Long pzxid;
+
+    @ApiModelProperty(value = "子节点版本号", example = "0")
+    private Integer cversion;
+
+    @ApiModelProperty(value = "数据版本号", example = "0")
+    private Integer version;
+
+    @ApiModelProperty(value = "ACL版本号", example = "0")
+    private Integer aversion;
+
+    @ApiModelProperty(value = "创建临时节点的事物ID，持久节点事物为0", example = "0")
+    private Long ephemeralOwner;
+
+    @ApiModelProperty(value = "数据长度，每个节点都可保存数据", example = "22")
+    private Integer dataLength;
+
+    @ApiModelProperty(value = "子节点的个数", example = "6")
+    private Integer numChildren;
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/bean/vo/zookeeper/ZnodeVO.java

+package com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper;
+
+import io.swagger.annotations.ApiModelProperty;
+import lombok.Data;
+
+/**
+ * @author wyc
+ * @date 2022/9/23
+ */
+@Data
+public class ZnodeVO {
+
+    @ApiModelProperty(value = "节点名称", example = "broker")
+    private String name;
+
+    @ApiModelProperty(value = "节点数据", example = "saassad")
+    private String data;
+
+    @ApiModelProperty(value = "节点属性", example = "")
+    private ZnodeStatVO stat;
+
+}

km-common/src/main/java/com/xiaojukeji/know/streaming/km/common/converter/ZnodeConverter.java

+package com.xiaojukeji.know.streaming.km.common.converter;
+
+import com.xiaojukeji.know.streaming.km.common.bean.entity.zookeeper.Znode;
+import com.xiaojukeji.know.streaming.km.common.utils.Tuple;
+import org.apache.zookeeper.data.Stat;
+
+public class ZnodeConverter {
+    ZnodeConverter(){
+
+    }
+
+    public static Znode convert2Znode(Tuple<byte[], Stat> dataAndStat, String path) {
+        Znode znode = new Znode();
+        znode.setStat(dataAndStat.getV2());
+        znode.setData(dataAndStat.getV1() == null ? null : new String(dataAndStat.getV1()));
+        znode.setName(path.substring(path.lastIndexOf('/') + 1));
+        return znode;
+    }
+}

km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/zookeeper/ZnodeService.java

+package com.xiaojukeji.know.streaming.km.core.service.zookeeper;
+
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.Result;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.zookeeper.Znode;
+
+import java.util.List;
+
+public interface ZnodeService {
+
+    Result<List<String>> listZnodeChildren(Long clusterPhyId, String path, String keyword);
+
+    Result<Znode> getZnode(Long clusterPhyId, String path);
+}

km-core/src/main/java/com/xiaojukeji/know/streaming/km/core/service/zookeeper/impl/ZnodeServiceImpl.java

+package com.xiaojukeji.know.streaming.km.core.service.zookeeper.impl;
+
+import com.didiglobal.logi.log.ILog;
+import com.didiglobal.logi.log.LogFactory;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.cluster.ClusterPhy;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.Result;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.ResultStatus;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.zookeeper.Znode;
+import com.xiaojukeji.know.streaming.km.common.constant.MsgConstant;
+import com.xiaojukeji.know.streaming.km.common.converter.ZnodeConverter;
+import com.xiaojukeji.know.streaming.km.common.exception.NotExistException;
+import com.xiaojukeji.know.streaming.km.common.utils.Tuple;
+import com.xiaojukeji.know.streaming.km.core.service.cluster.ClusterPhyService;
+import com.xiaojukeji.know.streaming.km.core.service.zookeeper.ZnodeService;
+import com.xiaojukeji.know.streaming.km.persistence.kafka.zookeeper.service.KafkaZKDAO;
+import org.apache.zookeeper.data.Stat;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import java.util.List;
+import java.util.stream.Collectors;
+
+
+@Service
+public class ZnodeServiceImpl implements ZnodeService {
+    private static final ILog LOGGER = LogFactory.getLog(ZnodeServiceImpl.class);
+
+    @Autowired
+    private KafkaZKDAO kafkaZKDAO;
+
+    @Autowired
+    private ClusterPhyService clusterPhyService;
+
+
+
+    @Override
+    public Result<List<String>> listZnodeChildren(Long clusterPhyId, String path, String keyword) {
+        ClusterPhy clusterPhy = clusterPhyService.getClusterByCluster(clusterPhyId);
+        if (clusterPhy == null) {
+            return Result.buildFromRSAndMsg(ResultStatus.NOT_EXIST, MsgConstant.getClusterPhyNotExist(clusterPhyId));
+        }
+
+        List<String> children;
+        try {
+            children = kafkaZKDAO.getChildren(clusterPhyId, path, false);
+        } catch (NotExistException e) {
+            LOGGER.error("class=ZnodeServiceImpl||method=listZnodeChildren||clusterPhyId={}||errMsg={}", clusterPhyId, "create ZK client create failed");
+            return Result.buildFromRSAndMsg(ResultStatus.NOT_EXIST, "ZK客户端创建失败");
+        } catch (Exception e) {
+            LOGGER.error("class=ZnodeServiceImpl||method=listZnodeChildren||clusterPhyId={}||errMsg={}", clusterPhyId, "ZK operate failed");
+            return Result.buildFromRSAndMsg(ResultStatus.ZK_OPERATE_FAILED, "ZK操作失败");
+        }
+
+        //关键字搜索
+        if (keyword != null) {
+            children = children.stream().filter(elem -> elem.contains(keyword)).collect(Collectors.toList());
+        }
+        return Result.buildSuc(children);
+    }
+
+    @Override
+    public Result<Znode> getZnode(Long clusterPhyId, String path) {
+        ClusterPhy clusterPhy = clusterPhyService.getClusterByCluster(clusterPhyId);
+        if (clusterPhy == null) {
+            return Result.buildFromRSAndMsg(ResultStatus.NOT_EXIST, MsgConstant.getClusterPhyNotExist(clusterPhyId));
+        }
+
+        //获取zookeeper上的原始数据
+        Tuple<byte[], Stat> dataAndStat;
+        try {
+            dataAndStat = kafkaZKDAO.getDataAndStat(clusterPhyId, path);
+        } catch (NotExistException e) {
+            LOGGER.error("class=ZnodeServiceImpl||method=getZnode||clusterPhyId={}||errMsg={}", clusterPhyId, "create ZK client create failed");
+            return Result.buildFromRSAndMsg(ResultStatus.NOT_EXIST, "ZK客户端创建失败");
+        } catch (Exception e) {
+            LOGGER.error("class=ZnodeServiceImpl||method=getZnode||clusterPhyId={}||errMsg={}", clusterPhyId, "ZK operate failed");
+            return Result.buildFromRSAndMsg(ResultStatus.ZK_OPERATE_FAILED, "ZK操作失败");
+        }
+
+        return Result.buildSuc(ZnodeConverter.convert2Znode(dataAndStat, path));
+    }
+}

km-rest/src/main/java/com/xiaojukeji/know/streaming/km/rest/api/v3/cluster/ClusterZookeepersController.java

+package com.xiaojukeji.know.streaming.km.rest.api.v3.cluster;
+
+import com.xiaojukeji.know.streaming.km.biz.cluster.ClusterZookeepersManager;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.PaginationResult;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.Result;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ClusterZookeepersOverviewVO;
+import com.xiaojukeji.know.streaming.km.common.constant.ApiPrefix;
+import com.xiaojukeji.know.streaming.km.common.constant.Constant;
+import com.xiaojukeji.know.streaming.km.common.bean.dto.cluster.ClusterZookeepersOverviewDTO;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ClusterZookeepersStateVO;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.zookeeper.ZnodeVO;
+import com.xiaojukeji.know.streaming.km.core.service.zookeeper.ZnodeService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+
+/**
+ * @author zengqiao
+ * @date 22/09/19
+ */
+@Api(tags = Constant.SWAGGER_API_TAG_PREFIX + "集群ZK-相关接口(REST)")
+@RestController
+@RequestMapping(ApiPrefix.API_V3_PREFIX)
+public class ClusterZookeepersController {
+    @Autowired
+    private ClusterZookeepersManager clusterZookeepersManager;
+
+    @Autowired
+    private ZnodeService znodeService;
+
+    @ApiOperation("集群Zookeeper状态信息")
+    @GetMapping(value = "clusters/{clusterPhyId}/zookeepers-state")
+    public Result<ClusterZookeepersStateVO> getClusterZookeepersState(@PathVariable Long clusterPhyId) {
+        return clusterZookeepersManager.getClusterPhyZookeepersState(clusterPhyId);
+    }
+
+    @ApiOperation("集群Zookeeper信息列表")
+    @PostMapping(value = "clusters/{clusterPhyId}/zookeepers-overview")
+    public PaginationResult<ClusterZookeepersOverviewVO> getClusterZookeepersOverview(@PathVariable Long clusterPhyId,
+                                                                                      @RequestBody ClusterZookeepersOverviewDTO dto) {
+        return clusterZookeepersManager.getClusterPhyZookeepersOverview(clusterPhyId, dto);
+    }
+
+    @ApiOperation("Zookeeper节点数据")
+    @GetMapping(value = "clusters/{clusterPhyId}/znode-data")
+    public Result<ZnodeVO> getClusterZookeeperData(@PathVariable Long clusterPhyId,
+                                                   @RequestParam String path) {
+        return clusterZookeepersManager.getZnodeVO(clusterPhyId, path);
+    }
+
+    @ApiOperation("Zookeeper节点列表")
+    @GetMapping(value = "clusters/{clusterPhyId}/znode-children")
+    public Result<List<String>> getClusterZookeeperChild(@PathVariable Long clusterPhyId,
+                                                         @RequestParam String path,
+                                                         @RequestParam(required = false) String keyword) {
+        return znodeService.listZnodeChildren(clusterPhyId, path, keyword);
+    }
+
+}

km-rest/src/main/java/com/xiaojukeji/know/streaming/km/rest/api/v3/zk/ZookeeperMetricsController.java

+package com.xiaojukeji.know.streaming.km.rest.api.v3.zk;
+
+import com.xiaojukeji.know.streaming.km.common.bean.dto.metrices.MetricDTO;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.metrics.BaseMetrics;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.result.Result;
+import com.xiaojukeji.know.streaming.km.common.bean.vo.metrics.line.MetricLineVO;
+import com.xiaojukeji.know.streaming.km.common.constant.ApiPrefix;
+import com.xiaojukeji.know.streaming.km.common.constant.Constant;
+import com.xiaojukeji.know.streaming.km.common.bean.entity.metrics.ZookeeperMetrics;
+import com.xiaojukeji.know.streaming.km.core.service.zookeeper.ZookeeperMetricService;
+import io.swagger.annotations.Api;
+import io.swagger.annotations.ApiOperation;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.web.bind.annotation.*;
+
+import java.util.List;
+
+
+/**
+ * @author zengqiao
+ * @date 22/09/19
+ */
+@Api(tags = Constant.SWAGGER_API_TAG_PREFIX + "ZKMetrics-相关接口(REST)")
+@RestController
+@RequestMapping(ApiPrefix.API_V3_PREFIX)
+public class ZookeeperMetricsController {
+    private static final Logger LOGGER = LoggerFactory.getLogger(ZookeeperMetricsController.class);
+
+    @Autowired
+    private ZookeeperMetricService zookeeperMetricService;
+
+    @ApiOperation(value = "ZK-最近指标", notes = "")
+    @PostMapping(value = "clusters/{clusterPhyId}/zookeeper-latest-metrics")
+    @ResponseBody
+    public Result<BaseMetrics> getLatestMetrics(@PathVariable Long clusterPhyId, @RequestBody List<String> metricsNames) {
+        Result<ZookeeperMetrics> metricsResult = zookeeperMetricService.batchCollectMetricsFromZookeeper(clusterPhyId, metricsNames);
+        if (metricsResult.failed()) {
+            return Result.buildFromIgnoreData(metricsResult);
+        }
+
+        return Result.buildSuc(metricsResult.getData());
+    }
+
+    @ApiOperation(value = "ZK-多指标历史信息", notes = "多条指标线")
+    @PostMapping(value = "clusters/{clusterPhyId}/zookeeper-metrics")
+    @ResponseBody
+    public Result<List<MetricLineVO>> getMetricsLine(@PathVariable Long clusterPhyId, @RequestBody MetricDTO dto) {
+        return zookeeperMetricService.listMetricsFromES(clusterPhyId, dto);
+    }
+}