设置读写分离路由模式
功能介绍
设置读写分离路由模式。
接口约束
该接口目前公测阶段,如需使用,请提交工单联系客服人员申请权限。
调用方法
请参见如何调用API。
URI
PUT /v3/{project_id}/instances/{instance_id}/proxy/{proxy_id}/route-mode
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
project_id |
是 |
String |
租户在某一Region下的project ID。 获取方法请参见获取项目ID。 |
instance_id |
是 |
String |
实例ID,严格匹配UUID规则。 |
proxy_id |
是 |
String |
数据库代理ID,严格匹配UUID规则。 |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
X-Auth-Token |
是 |
String |
用户Token。 通过调用IAM服务获取用户Token接口获取。 请求响应成功后在响应消息头中包含的“X-Subject-Token”的值即为Token值。 |
X-Language |
否 |
String |
请求语言类型。默认en-us。 取值范围:
|
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
route_mode |
是 |
Integer |
数据库代理路由模式。 取值范围:
|
master_weight |
否 |
Integer |
主节点权重:
|
readonly_nodes |
否 |
Array of ModifyProxyRouteWeightReadonlyNode objects |
只读节点权重配置信息。 |
new_node_auto_add_status |
否 |
String |
是否开启新增节点自动加入该Proxy。如果需要设置是否开启新增节点自动加入该Proxy,请联系客服人员添加白名单,加入白名单后,方可输入该字段。 取值范围:
|
new_node_weight |
否 |
Integer |
新增节点的读权重:
|
响应参数
状态码: 200
参数 |
参数类型 |
描述 |
---|---|---|
job_id |
String |
任务ID。 |
状态码: 400
参数 |
参数类型 |
描述 |
---|---|---|
error_code |
String |
错误码。 |
error_msg |
String |
错误消息。 |
状态码: 500
参数 |
参数类型 |
描述 |
---|---|---|
error_code |
String |
错误码。 |
error_msg |
String |
错误消息。 |
请求示例
-
修改路由模式为权重负载模式。
PUT https://{endpoint}/v3/619d3e78f61b4be68bc5aa0b59edcf7b/instances/e73893ef73754465a8bd2e0857bbf13ein07/proxy/e87088f0b6a345e79db19d57c41fde15po01/route-mode { "route_mode" : 0, "master_weight" : 100, "readonly_nodes" : { "id" : "d23535333138462880bfa1838fdfced2no07", "weight" : 200 } }
-
修改路由模式为负载均衡模式(数据库主节点不接受读请求)。
PUT https://{endpoint}/v3/619d3e78f61b4be68bc5aa0b59edcf7b/instances/e73893ef73754465a8bd2e0857bbf13ein07/proxy/e87088f0b6a345e79db19d57c41fde15po01/route-mode { "route_mode" : 1, "master_weight" : 0, "readonly_nodes" : { "id" : "d23535333138462880bfa1838fdfced2no07", "weight" : 1 } }
-
修改路由模式为负载均衡模式(数据库主节点接受读请求)。
PUT https://{endpoint}/v3/619d3e78f61b4be68bc5aa0b59edcf7b/instances/e73893ef73754465a8bd2e0857bbf13ein07/proxy/e87088f0b6a345e79db19d57c41fde15po01/route-mode { "route_mode" : 2, "master_weight" : 1, "readonly_nodes" : { "id" : "d23535333138462880bfa1838fdfced2no07", "weight" : 0 } }
响应示例
状态码: 200
Success.
{ "job_id" : "04efe8e2-9255-44ae-a98b-d87c11411890" }
SDK代码示例
SDK代码示例如下。
Java
-
修改路由模式为权重负载模式。
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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.gaussdb.v3.region.GaussDBRegion; import com.huaweicloud.sdk.gaussdb.v3.*; import com.huaweicloud.sdk.gaussdb.v3.model.*; import java.util.List; import java.util.ArrayList; public class ModifyGaussMySqlProxyRouteModeSolution { 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); GaussDBClient client = GaussDBClient.newBuilder() .withCredential(auth) .withRegion(GaussDBRegion.valueOf("<YOUR REGION>")) .build(); ModifyGaussMySqlProxyRouteModeRequest request = new ModifyGaussMySqlProxyRouteModeRequest(); request.withInstanceId("{instance_id}"); request.withProxyId("{proxy_id}"); ModifyGaussMySqlProxyRouteModeRequestBody body = new ModifyGaussMySqlProxyRouteModeRequestBody(); body.withMasterWeight(100); body.withRouteMode(0); request.withBody(body); try { ModifyGaussMySqlProxyRouteModeResponse response = client.modifyGaussMySqlProxyRouteMode(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()); } } }
-
修改路由模式为负载均衡模式(数据库主节点不接受读请求)。
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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.gaussdb.v3.region.GaussDBRegion; import com.huaweicloud.sdk.gaussdb.v3.*; import com.huaweicloud.sdk.gaussdb.v3.model.*; import java.util.List; import java.util.ArrayList; public class ModifyGaussMySqlProxyRouteModeSolution { 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); GaussDBClient client = GaussDBClient.newBuilder() .withCredential(auth) .withRegion(GaussDBRegion.valueOf("<YOUR REGION>")) .build(); ModifyGaussMySqlProxyRouteModeRequest request = new ModifyGaussMySqlProxyRouteModeRequest(); request.withInstanceId("{instance_id}"); request.withProxyId("{proxy_id}"); ModifyGaussMySqlProxyRouteModeRequestBody body = new ModifyGaussMySqlProxyRouteModeRequestBody(); body.withMasterWeight(0); body.withRouteMode(1); request.withBody(body); try { ModifyGaussMySqlProxyRouteModeResponse response = client.modifyGaussMySqlProxyRouteMode(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()); } } }
-
修改路由模式为负载均衡模式(数据库主节点接受读请求)。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55
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.gaussdb.v3.region.GaussDBRegion; import com.huaweicloud.sdk.gaussdb.v3.*; import com.huaweicloud.sdk.gaussdb.v3.model.*; import java.util.List; import java.util.ArrayList; public class ModifyGaussMySqlProxyRouteModeSolution { 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); GaussDBClient client = GaussDBClient.newBuilder() .withCredential(auth) .withRegion(GaussDBRegion.valueOf("<YOUR REGION>")) .build(); ModifyGaussMySqlProxyRouteModeRequest request = new ModifyGaussMySqlProxyRouteModeRequest(); request.withInstanceId("{instance_id}"); request.withProxyId("{proxy_id}"); ModifyGaussMySqlProxyRouteModeRequestBody body = new ModifyGaussMySqlProxyRouteModeRequestBody(); body.withMasterWeight(1); body.withRouteMode(2); request.withBody(body); try { ModifyGaussMySqlProxyRouteModeResponse response = client.modifyGaussMySqlProxyRouteMode(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()); } } }
Python
-
修改路由模式为权重负载模式。
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkgaussdb.v3.region.gaussdb_region import GaussDBRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkgaussdb.v3 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 = GaussDBClient.new_builder() \ .with_credentials(credentials) \ .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \ .build() try: request = ModifyGaussMySqlProxyRouteModeRequest() request.instance_id = "{instance_id}" request.proxy_id = "{proxy_id}" request.body = ModifyGaussMySqlProxyRouteModeRequestBody( master_weight=100, route_mode=0 ) response = client.modify_gauss_my_sql_proxy_route_mode(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)
-
修改路由模式为负载均衡模式(数据库主节点不接受读请求)。
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkgaussdb.v3.region.gaussdb_region import GaussDBRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkgaussdb.v3 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 = GaussDBClient.new_builder() \ .with_credentials(credentials) \ .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \ .build() try: request = ModifyGaussMySqlProxyRouteModeRequest() request.instance_id = "{instance_id}" request.proxy_id = "{proxy_id}" request.body = ModifyGaussMySqlProxyRouteModeRequestBody( master_weight=0, route_mode=1 ) response = client.modify_gauss_my_sql_proxy_route_mode(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)
-
修改路由模式为负载均衡模式(数据库主节点接受读请求)。
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# coding: utf-8 import os from huaweicloudsdkcore.auth.credentials import BasicCredentials from huaweicloudsdkgaussdb.v3.region.gaussdb_region import GaussDBRegion from huaweicloudsdkcore.exceptions import exceptions from huaweicloudsdkgaussdb.v3 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 = GaussDBClient.new_builder() \ .with_credentials(credentials) \ .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \ .build() try: request = ModifyGaussMySqlProxyRouteModeRequest() request.instance_id = "{instance_id}" request.proxy_id = "{proxy_id}" request.body = ModifyGaussMySqlProxyRouteModeRequestBody( master_weight=1, route_mode=2 ) response = client.modify_gauss_my_sql_proxy_route_mode(request) print(response) except exceptions.ClientRequestException as e: print(e.status_code) print(e.request_id) print(e.error_code) print(e.error_msg)
Go
-
修改路由模式为权重负载模式。
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package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" gaussdb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/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 := gaussdb.NewGaussDBClient( gaussdb.GaussDBClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.ModifyGaussMySqlProxyRouteModeRequest{} request.InstanceId = "{instance_id}" request.ProxyId = "{proxy_id}" masterWeightModifyGaussMySqlProxyRouteModeRequestBody:= int32(100) request.Body = &model.ModifyGaussMySqlProxyRouteModeRequestBody{ MasterWeight: &masterWeightModifyGaussMySqlProxyRouteModeRequestBody, RouteMode: int32(0), } response, err := client.ModifyGaussMySqlProxyRouteMode(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }
-
修改路由模式为负载均衡模式(数据库主节点不接受读请求)。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" gaussdb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/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 := gaussdb.NewGaussDBClient( gaussdb.GaussDBClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.ModifyGaussMySqlProxyRouteModeRequest{} request.InstanceId = "{instance_id}" request.ProxyId = "{proxy_id}" masterWeightModifyGaussMySqlProxyRouteModeRequestBody:= int32(0) request.Body = &model.ModifyGaussMySqlProxyRouteModeRequestBody{ MasterWeight: &masterWeightModifyGaussMySqlProxyRouteModeRequestBody, RouteMode: int32(1), } response, err := client.ModifyGaussMySqlProxyRouteMode(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }
-
修改路由模式为负载均衡模式(数据库主节点接受读请求)。
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44
package main import ( "fmt" "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic" gaussdb "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3" "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/model" region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/gaussdb/v3/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 := gaussdb.NewGaussDBClient( gaussdb.GaussDBClientBuilder(). WithRegion(region.ValueOf("<YOUR REGION>")). WithCredential(auth). Build()) request := &model.ModifyGaussMySqlProxyRouteModeRequest{} request.InstanceId = "{instance_id}" request.ProxyId = "{proxy_id}" masterWeightModifyGaussMySqlProxyRouteModeRequestBody:= int32(1) request.Body = &model.ModifyGaussMySqlProxyRouteModeRequestBody{ MasterWeight: &masterWeightModifyGaussMySqlProxyRouteModeRequestBody, RouteMode: int32(2), } response, err := client.ModifyGaussMySqlProxyRouteMode(request) if err == nil { fmt.Printf("%+v\n", response) } else { fmt.Println(err) } }
更多
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 |
Success. |
400 |
Client error. |
500 |
Server error. |
错误码
请参见错误码。