调用DescribeClusterService接口，查询集群当前安装服务的详情信息。

调试

您可以在OpenAPI Explorer中直接运行该接口，免去您计算签名的困扰。运行成功后，OpenAPI Explorer可以自动生成SDK代码示例。

请求参数

名称 类型 是否必选 示例值 描述
Action String 是 DescribeClusterService

系统规定参数。取值：DescribeClusterService。
ClusterId String 是 C-F32FB31D8295****

集群ID。您可以调用ListClusters查看集群的ID。

RegionId String 是 cn-hangzhou

地域ID。您可以调用DescribeRegions查看最新的阿里云地域列表。

ServiceName String 是 HDFS

待查询的服务名称，例如：HDFS和YARN。

返回数据

名称 类型 示例值 描述
RequestId String EBB4D49C-4064-4818-B3AE-4C6BE5FC8264

当前请求的唯一ID标识。
ServiceInfo Struct

集群的服务详情信息。
ClusterServiceSummaryList Array of ClusterServiceSummary

服务的概览信息，主要是服务各个组件的统计数据信息。
ClusterServiceSummary
AlertInfo String ""

当前Key对应的警告信息。
Category String MASTER

组件类型，枚举值：Client、MASTER和SLAVE。
DesiredStoppedValue Integer 1

预期的已停止组件个数。
DisplayName String NodeManager

展示名称。
Key String NodeManager

Key，一般是服务的组件名称。
Status String OK

状态信息。
Type String COMPONENT

当前Key的类型信息。
Value String 20/20 Started

当前Key对应的Value信息。
NeedRestartComponentNameList List ["NodeManager","ResourceManager"]

待重启的组件名称列表。
NeedRestartHostIdList List ["HostId1"]

集群中，当前服务待重启的组件所在的主机ID信息。
NeedRestartInfo String ""

当前服务待重启的组件详情信息。
NeedRestartNum Integer 0

当前服务需要重启的组件个数。
ServiceActionList Array of ServiceAction

服务支持的Action列表。
ServiceAction
ActionName String CUSTOM_COMMAND

Action名称。
Command String refreshQueues

ActionName为 CUSTOM_COMMAND 时，才会有对应的 Command。不同的服务支持不同的 Command，当前 YARN 支持refreshQueues、enableCGroups和disableCGroups。

ComponentName String NodeManager

Action对应的组件名称。
DisplayName String RESTART NodeManager

Action的展示名称。
ServiceName String YARN

服务名称。
ServiceName String YARN

服务名称。
ServiceStatus String INSTALLED

服务状态。
ServiceVersion String 2.7.2

服务的版本信息。

示例

请求示例

http(s)://[Endpoint]/?Action=DescribeClusterService
&ClusterId=C-F32FB31D8295****
&RegionId=cn-hangzhou
&ServiceName=HDFS
&<公共请求参数>

正常返回示例

XML 格式 

<DescribeClusterServiceResponse>
	  <data>
		    <RequestId>7A23195A-BC03-4D82-BED5-90ED0D36F002</RequestId>
		    <ServiceInfo>
			      <NeedRestartHostIdList></NeedRestartHostIdList>
			      <ServiceActionList>
				        <ServiceAction>
					          <ActionName>CONFIGURE</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>CONFIGURE All Components</DisplayName>
					          <ComponentName>ALL COMPONENTS</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>START</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>START All Components</DisplayName>
					          <ComponentName>ALL COMPONENTS</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>STOP</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>STOP All Components</DisplayName>
					          <ComponentName>ALL COMPONENTS</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>RESTART</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>RESTART All Components</DisplayName>
					          <ComponentName>ALL COMPONENTS</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>RESTART</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>RESTART NodeManager</DisplayName>
					          <ComponentName>NodeManager</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>RESTART</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>RESTART WebAppProxyServer</DisplayName>
					          <ComponentName>WebAppProxyServer</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>RESTART</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>RESTART JobHistory</DisplayName>
					          <ComponentName>JobHistory</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>RESTART</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>RESTART ResourceManager</DisplayName>
					          <ComponentName>ResourceManager</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <ActionName>RESTART</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>RESTART App Timeline Server</DisplayName>
					          <ComponentName>TimeLineServer</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <Command>refreshQueues</Command>
					          <ActionName>CUSTOM_COMMAND</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>Refresh Queues</DisplayName>
					          <ComponentName>ResourceManager</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <Command>enableCGroups</Command>
					          <ActionName>CUSTOM_COMMAND</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>Enable CGroups</DisplayName>
					          <ComponentName>NodeManager</ComponentName>
				        </ServiceAction>
				        <ServiceAction>
					          <Command>disableCGroups</Command>
					          <ActionName>CUSTOM_COMMAND</ActionName>
					          <ServiceName>YARN</ServiceName>
					          <DisplayName>Disable CGroups</DisplayName>
					          <ComponentName>NodeManager</ComponentName>
				        </ServiceAction>
			      </ServiceActionList>
			      <ServiceName>YARN</ServiceName>
			      <NeedRestartInfo></NeedRestartInfo>
			      <NeedRestartNum>0</NeedRestartNum>
			      <ClusterServiceSummaryList>
				        <ClusterServiceSummary>
					          <Status>OK</Status>
					          <Value>20/20 Started</Value>
					          <Key>NodeManager</Key>
					          <Type>COMPONENT</Type>
					          <DisplayName>NodeManager</DisplayName>
					          <AlertInfo></AlertInfo>
				        </ClusterServiceSummary>
				        <ClusterServiceSummary>
					          <Status>OK</Status>
					          <Value>1/1 Started</Value>
					          <Key>JobHistory</Key>
					          <Type>COMPONENT</Type>
					          <DisplayName>JobHistory</DisplayName>
					          <AlertInfo></AlertInfo>
				        </ClusterServiceSummary>
				        <ClusterServiceSummary>
					          <Status>OK</Status>
					          <Value>22/22 Installed</Value>
					          <Key>YarnInit</Key>
					          <Type>COMPONENT</Type>
					          <DisplayName>Yarn Client</DisplayName>
					          <AlertInfo></AlertInfo>
				        </ClusterServiceSummary>
				        <ClusterServiceSummary>
					          <Status>OK</Status>
					          <Value>1/1 Started</Value>
					          <Key>TimeLineServer</Key>
					          <Type>COMPONENT</Type>
					          <DisplayName>App Timeline Server</DisplayName>
					          <AlertInfo></AlertInfo>
				        </ClusterServiceSummary>
				        <ClusterServiceSummary>
					          <Status>OK</Status>
					          <Value>1/1 Started</Value>
					          <Key>WebAppProxyServer</Key>
					          <Type>COMPONENT</Type>
					          <DisplayName>WebAppProxyServer</DisplayName>
					          <AlertInfo></AlertInfo>
				        </ClusterServiceSummary>
				        <ClusterServiceSummary>
					          <Status>OK</Status>
					          <Value>2/2 Started</Value>
					          <Key>ResourceManager</Key>
					          <Type>COMPONENT</Type>
					          <DisplayName>ResourceManager</DisplayName>
					          <AlertInfo></AlertInfo>
				        </ClusterServiceSummary>
			      </ClusterServiceSummaryList>
			      <ServiceVersion>2.7.2-1.3.1</ServiceVersion>
			      <NeedRestartComponentNameList></NeedRestartComponentNameList>
			      <ServiceStatus>INSTALLING</ServiceStatus>
		    </ServiceInfo>
	  </data>
	  <requestId>7A23195A-BC03-4D82-BED5-90ED0D36F002</requestId>
</DescribeClusterServiceResponse>

JSON 格式 

{
    "data": {
        "RequestId": "7A23195A-BC03-4D82-BED5-90ED0D36F002",
        "ServiceInfo": {
            "NeedRestartHostIdList": {
                "Service": []
            },
            "ServiceActionList": {
                "ServiceAction": [
                    {
                        "ActionName": "CONFIGURE",
                        "ServiceName": "YARN",
                        "DisplayName": "CONFIGURE All Components",
                        "ComponentName": "ALL COMPONENTS"
                    },
                    {
                        "ActionName": "START",
                        "ServiceName": "YARN",
                        "DisplayName": "START All Components",
                        "ComponentName": "ALL COMPONENTS"
                    },
                    {
                        "ActionName": "STOP",
                        "ServiceName": "YARN",
                        "DisplayName": "STOP All Components",
                        "ComponentName": "ALL COMPONENTS"
                    },
                    {
                        "ActionName": "RESTART",
                        "ServiceName": "YARN",
                        "DisplayName": "RESTART All Components",
                        "ComponentName": "ALL COMPONENTS"
                    },
                    {
                        "ActionName": "RESTART",
                        "ServiceName": "YARN",
                        "DisplayName": "RESTART NodeManager",
                        "ComponentName": "NodeManager"
                    },
                    {
                        "ActionName": "RESTART",
                        "ServiceName": "YARN",
                        "DisplayName": "RESTART WebAppProxyServer",
                        "ComponentName": "WebAppProxyServer"
                    },
                    {
                        "ActionName": "RESTART",
                        "ServiceName": "YARN",
                        "DisplayName": "RESTART JobHistory",
                        "ComponentName": "JobHistory"
                    },
                    {
                        "ActionName": "RESTART",
                        "ServiceName": "YARN",
                        "DisplayName": "RESTART ResourceManager",
                        "ComponentName": "ResourceManager"
                    },
                    {
                        "ActionName": "RESTART",
                        "ServiceName": "YARN",
                        "DisplayName": "RESTART App Timeline Server",
                        "ComponentName": "TimeLineServer"
                    },
                    {
                        "Command": "refreshQueues",
                        "ActionName": "CUSTOM_COMMAND",
                        "ServiceName": "YARN",
                        "DisplayName": "Refresh Queues",
                        "ComponentName": "ResourceManager"
                    },
                    {
                        "Command": "enableCGroups",
                        "ActionName": "CUSTOM_COMMAND",
                        "ServiceName": "YARN",
                        "DisplayName": "Enable CGroups",
                        "ComponentName": "NodeManager"
                    },
                    {
                        "Command": "disableCGroups",
                        "ActionName": "CUSTOM_COMMAND",
                        "ServiceName": "YARN",
                        "DisplayName": "Disable CGroups",
                        "ComponentName": "NodeManager"
                    }
                ]
            },
            "ServiceName": "YARN",
            "NeedRestartInfo": "",
            "NeedRestartNum": 0,
            "ClusterServiceSummaryList": {
                "ClusterServiceSummary": [
                    {
                        "Status": "OK",
                        "Value": "20/20 Started",
                        "Key": "NodeManager",
                        "Type": "COMPONENT",
                        "DisplayName": "NodeManager",
                        "AlertInfo": ""
                    },
                    {
                        "Status": "OK",
                        "Value": "1/1 Started",
                        "Key": "JobHistory",
                        "Type": "COMPONENT",
                        "DisplayName": "JobHistory",
                        "AlertInfo": ""
                    },
                    {
                        "Status": "OK",
                        "Value": "22/22 Installed",
                        "Key": "YarnInit",
                        "Type": "COMPONENT",
                        "DisplayName": "Yarn Client",
                        "AlertInfo": ""
                    },
                    {
                        "Status": "OK",
                        "Value": "1/1 Started",
                        "Key": "TimeLineServer",
                        "Type": "COMPONENT",
                        "DisplayName": "App Timeline Server",
                        "AlertInfo": ""
                    },
                    {
                        "Status": "OK",
                        "Value": "1/1 Started",
                        "Key": "WebAppProxyServer",
                        "Type": "COMPONENT",
                        "DisplayName": "WebAppProxyServer",
                        "AlertInfo": ""
                    },
                    {
                        "Status": "OK",
                        "Value": "2/2 Started",
                        "Key": "ResourceManager",
                        "Type": "COMPONENT",
                        "DisplayName": "ResourceManager",
                        "AlertInfo": ""
                    }
                ]
            },
            "ServiceVersion": "2.7.2-1.3.1",
            "NeedRestartComponentNameList": {
                "Service": []
            },
            "ServiceStatus": "INSTALLING"
        }
    },
    "requestId": "7A23195A-BC03-4D82-BED5-90ED0D36F002"
}