编辑逻辑集群
功能介绍
编辑修改逻辑集群。接口根据提交的请求体判断当前操作是逻辑集群缩容或者扩容。
场景一:原始的逻辑集群有6个节点(两个环),提交请求时的请求体只有1个环,此时为逻辑集群缩容。
场景二:原始的逻辑集群有6个节点(两个环),提交请求时的请求体中有3个环,此时为逻辑集群扩容。
调用方法
请参见如何调用API。
URI
PUT /v2/{project_id}/clusters/{cluster_id}/logical-clusters/{logical_cluster_id}
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
cluster_rings |
是 |
Array of ClusterRing objects |
参数解释: 逻辑集群编辑环列表信息。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
mode |
否 |
String |
参数解释: 重分布模式。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
waiting_for_killing |
否 |
Integer |
参数解释: 查杀作业等待时间。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
ring_hosts |
是 |
Array of RingHost objects |
参数解释: 集群主机信息。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
un_shrinkable_cluster_ring |
否 |
Boolean |
参数解释: 是否可以缩容。 约束限制: 不涉及。 取值范围: false|true。 默认取值: 不涉及。 |
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
host_name |
是 |
String |
参数解释: 主机名称。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
back_ip |
是 |
String |
参数解释: 后端IP地址。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
cpu_cores |
是 |
Integer |
参数解释: 主机CPU核数。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
memory |
是 |
Double |
参数解释: 主机内存。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
disk_size |
是 |
Double |
参数解释: 主机磁盘大小。 约束限制: 不涉及。 取值范围: 不涉及。 默认取值: 不涉及。 |
响应参数
状态码:200
参数 |
参数类型 |
描述 |
---|---|---|
error_code |
String |
参数解释: 错误码。 取值范围: 不涉及。 |
error_msg |
String |
参数解释: 错误信息。 取值范围: 不涉及。 |
请求示例
提交逻辑集群缩容请求,操作后逻辑集群只有1个环(3个节点)。
PUT https://{Endpoint}/v2/89cd04f168b84af6be287f71730fdb4b/clusters/4ca46bf1-5c61-48ff-b4f3-0ad4e5e3ba90/logical-clusters/0b494d0d-8431-4c4f-8a06-2cc42d0d0c7d { "cluster_rings" : [ { "ring_hosts" : [ { "host_name" : "host-172-16-20-246", "back_ip" : "172.16.73.90", "cpu_cores" : 8, "memory" : 32.0, "disk_size" : 800.0 }, { "host_name" : "host-172-16-4-26", "back_ip" : "172.16.123.5", "cpu_cores" : 8, "memory" : 32.0, "disk_size" : 800.0 }, { "host_name" : "host-172-16-43-90", "back_ip" : "172.16.92.175", "cpu_cores" : 8, "memory" : 32.0, "disk_size" : 800.0 } ] } ], "mode" : null, "waiting_for_killing" : 0 }
响应示例
状态码:200
编辑逻辑集群请求提交成功。
{ "error_code" : "DWS.0000", "error_msg" : null }
SDK代码示例
SDK代码示例如下。
提交逻辑集群缩容请求,操作后逻辑集群只有1个环(3个节点)。
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package com.huaweicloud.sdk.test; import com.huaweicloud.sdk.core.auth.ICredential; import com.huaweicloud.sdk.core.auth.BasicCredentials; import com.huaweicloud.sdk.core.exception.ConnectionException; import com.huaweicloud.sdk.core.exception.RequestTimeoutException; import com.huaweicloud.sdk.core.exception.ServiceResponseException; import com.huaweicloud.sdk.dws.v2.region.DwsRegion; import com.huaweicloud.sdk.dws.v2.*; import com.huaweicloud.sdk.dws.v2.model.*; import java.util.List; import java.util.ArrayList; public class UpdateLogicalClusterSolution { public static void main(String[] args) { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment String ak = System.getenv("CLOUD_SDK_AK"); String sk = System.getenv("CLOUD_SDK_SK"); String projectId = "{project_id}"; ICredential auth = new BasicCredentials() .withProjectId(projectId) .withAk(ak) .withSk(sk); DwsClient client = DwsClient.newBuilder() .withCredential(auth) .withRegion(DwsRegion.valueOf("<YOUR REGION>")) .build(); UpdateLogicalClusterRequest request = new UpdateLogicalClusterRequest(); request.withClusterId("{cluster_id}"); request.withLogicalClusterId("{logical_cluster_id}"); UpdateLogicalClusterRequestBody body = new UpdateLogicalClusterRequestBody(); List<RingHost> listClusterRingsRingHosts = new ArrayList<>(); listClusterRingsRingHosts.add( new RingHost() .withHostName("host-172-16-20-246") .withBackIp("172.16.73.90") .withCpuCores(8) .withMemory((double)32.0) .withDiskSize((double)800.0) ); listClusterRingsRingHosts.add( new RingHost() .withHostName("host-172-16-4-26") .withBackIp("172.16.123.5") .withCpuCores(8) .withMemory((double)32.0) .withDiskSize((double)800.0) ); listClusterRingsRingHosts.add( new RingHost() .withHostName("host-172-16-43-90") .withBackIp("172.16.92.175") .withCpuCores(8) .withMemory((double)32.0) .withDiskSize((double)800.0) ); List<ClusterRing> listbodyClusterRings = new ArrayList<>(); listbodyClusterRings.add( new ClusterRing() .withRingHosts(listClusterRingsRingHosts) ); body.withWaitingForKilling(0); body.withClusterRings(listbodyClusterRings); request.withBody(body); try { UpdateLogicalClusterResponse response = client.updateLogicalCluster(request); System.out.println(response.toString()); } catch (ConnectionException e) { e.printStackTrace(); } catch (RequestTimeoutException e) { e.printStackTrace(); } catch (ServiceResponseException e) { e.printStackTrace(); System.out.println(e.getHttpStatusCode()); System.out.println(e.getRequestId()); System.out.println(e.getErrorCode()); System.out.println(e.getErrorMsg()); } } } |
提交逻辑集群缩容请求,操作后逻辑集群只有1个环(3个节点)。
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkdws.v2.region.dws_region import DwsRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkdws.v2 import * if __name__ == "__main__": # The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. # In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak = os.environ["CLOUD_SDK_AK"] sk = os.environ["CLOUD_SDK_SK"] projectId = "{project_id}" credentials = BasicCredentials(ak, sk, projectId) client = DwsClient.new_builder() \ .with_credentials(credentials) \ .with_region(DwsRegion.value_of("<YOUR REGION>")) \ .build() try: request = UpdateLogicalClusterRequest() request.cluster_id = "{cluster_id}" request.logical_cluster_id = "{logical_cluster_id}" listRingHostsClusterRings = [ RingHost( host_name="host-172-16-20-246", back_ip="172.16.73.90", cpu_cores=8, memory=32.0, disk_size=800.0 ), RingHost( host_name="host-172-16-4-26", back_ip="172.16.123.5", cpu_cores=8, memory=32.0, disk_size=800.0 ), RingHost( host_name="host-172-16-43-90", back_ip="172.16.92.175", cpu_cores=8, memory=32.0, disk_size=800.0 ) ] listClusterRingsbody = [ ClusterRing( ring_hosts=listRingHostsClusterRings ) ] request.body = UpdateLogicalClusterRequestBody( waiting_for_killing=0, cluster_rings=listClusterRingsbody ) response = client.update_logical_cluster(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg) |
提交逻辑集群缩容请求,操作后逻辑集群只有1个环(3个节点)。
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" dws "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/dws/v2/region" ) func main() { // The AK and SK used for authentication are hard-coded or stored in plaintext, which has great security risks. It is recommended that the AK and SK be stored in ciphertext in configuration files or environment variables and decrypted during use to ensure security. // In this example, AK and SK are stored in environment variables for authentication. Before running this example, set environment variables CLOUD_SDK_AK and CLOUD_SDK_SK in the local environment ak := os.Getenv("CLOUD_SDK_AK") sk := os.Getenv("CLOUD_SDK_SK") projectId := "{project_id}" auth := basic.NewCredentialsBuilder(). WithAk(ak). WithSk(sk). WithProjectId(projectId). Build() client := dws.NewDwsClient( dws.DwsClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.UpdateLogicalClusterRequest{} request.ClusterId = "{cluster_id}" request.LogicalClusterId = "{logical_cluster_id}" var listRingHostsClusterRings = []model.RingHost{ { HostName: "host-172-16-20-246", BackIp: "172.16.73.90", CpuCores: int32(8), Memory: float64(32.0), DiskSize: float64(800.0), }, { HostName: "host-172-16-4-26", BackIp: "172.16.123.5", CpuCores: int32(8), Memory: float64(32.0), DiskSize: float64(800.0), }, { HostName: "host-172-16-43-90", BackIp: "172.16.92.175", CpuCores: int32(8), Memory: float64(32.0), DiskSize: float64(800.0), }, } var listClusterRingsbody = []model.ClusterRing{ { RingHosts: listRingHostsClusterRings, }, } waitingForKillingUpdateLogicalClusterRequestBody:= int32(0) request.Body = &model.UpdateLogicalClusterRequestBody{ WaitingForKilling: &waitingForKillingUpdateLogicalClusterRequestBody, ClusterRings: listClusterRingsbody, } response, err := client.UpdateLogicalCluster(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } } |
更多编程语言的SDK代码示例,请参见API Explorer的代码示例页签,可生成自动对应的SDK代码示例。
状态码
状态码 |
描述 |
---|---|
200 |
编辑逻辑集群请求提交成功。 |
400 |
请求错误。 |
401 |
鉴权失败。 |
403 |
没有操作权限。 |
404 |
找不到资源。 |
500 |
服务内部错误。 |
503 |
服务不可用。 |