查询节点用户会话线程
功能介绍
分页查询TaurusDB节点中的用户会话线程,对应于show processlist命令,返回结果不含内部会话线程。
调用方法
请参见如何调用API。
URI
GET /v3/{project_id}/instances/{instance_id}/nodes/{node_id}/processes
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
project_id |
是 |
String |
参数解释: 租户在某一Region下的project ID。 获取方法请参见获取项目ID。 约束限制: 不涉及。 取值范围: 只能由英文字母、数字组成,且长度为32个字符。 默认值: 不涉及。 |
instance_id |
是 |
String |
参数解释: 实例ID,此参数是实例的唯一标识。 约束限制: 不涉及。 取值范围: 只能由英文字母、数字组成,后缀为in07,长度为36个字符。 默认取值: 不涉及。 |
node_id |
是 |
String |
参数解释: 节点ID,此参数是节点的唯一标识。 约束限制: 不涉及。 取值范围: 只能由英文字母、数字组成,后缀为no07,长度为36个字符。 默认取值: 不涉及。 |
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
offset |
否 |
Integer |
参数解释: 索引位置,偏移量。从第一条数据偏移offset条数据后开始查询。 约束限制: 必须为整数,不能为负数。 取值范围: ≥0 默认取值: 0 |
limit |
否 |
Integer |
参数解释: 查询记录数。 约束限制: 必须为整数,不能为负数。 取值范围: 1-100 默认取值: 100 |
请求参数
参数 |
是否必选 |
参数类型 |
描述 |
---|---|---|---|
X-Auth-Token |
是 |
String |
参数解释: 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。 约束限制: 不涉及。 取值范围: 不涉及。 默认值: 不涉及。 |
X-Language |
否 |
String |
参数解释: 请求语言类型。 约束限制: 不涉及。 取值范围:
默认值: en-us |
响应参数
状态码:200
参数 |
参数类型 |
描述 |
---|---|---|
processes |
Array of TaurusDbProcessInfo objects |
参数解释: 用户会话线程信息列表。 |
total_count |
Integer |
参数解释: 节点中的用户会话线程总数。 取值范围: ≥0 |
参数 |
参数类型 |
描述 |
---|---|---|
id |
Long |
参数解释: 用户会话线程ID。 |
user |
String |
参数解释: 启动用户会话线程的用户。 |
host |
String |
参数解释: 发送请求的主机和端口。 |
db |
String |
参数解释: 当前访问的数据库名。 |
command |
String |
参数解释: 当前执行的命令。 |
time |
Long |
参数解释: 用户会话线程处于当前状态的持续时间,单位为秒。 |
state |
String |
参数解释: 正在执行的SQL语句的当前状态。 |
info |
String |
参数解释: 额外信息,通常是正在执行的语句。 |
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
查询TaurusDB节点中前100个用户会话线程。
GET https://{endpoint}/v3/619d3e78f61b4be68bc5aa0b59edcf7b/instances/a23fb62bd61e4e9e9636fd2225f395bein07/nodes/18663926eacb443d98dc20f8620f28f2no07/processes?offset=0&limit=100
响应示例
状态码:200
Success.
{
"processes" : [ {
"id" : 2075425,
"user" : "root",
"host" : "100.98.212.252:29285",
"db" : null,
"command" : "Query",
"time" : 103,
"state" : "User sleep",
"info" : "select sleep(1000)"
}, {
"id" : 2075426,
"user" : "root",
"host" : "100.98.212.252:29285",
"db" : null,
"command" : "Query",
"time" : 105,
"state" : "User sleep",
"info" : "show processlist"
} ],
"total_count" : 2
}
SDK代码示例
SDK代码示例如下。
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 |
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.*;
public class ListTaurusDbNodeProcessesSolution {
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();
ListTaurusDbNodeProcessesRequest request = new ListTaurusDbNodeProcessesRequest();
request.withInstanceId("{instance_id}");
request.withNodeId("{node_id}");
try {
ListTaurusDbNodeProcessesResponse response = client.listTaurusDbNodeProcesses(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());
}
}
}
|
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 |
# 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 = ListTaurusDbNodeProcessesRequest()
request.instance_id = "{instance_id}"
request.node_id = "{node_id}"
response = client.list_taurus_db_node_processes(request)
print(response)
except exceptions.ClientRequestException as e:
print(e.status_code)
print(e.request_id)
print(e.error_code)
print(e.error_msg)
|
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 |
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.ListTaurusDbNodeProcessesRequest{}
request.InstanceId = "{instance_id}"
request.NodeId = "{node_id}"
response, err := client.ListTaurusDbNodeProcesses(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。
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 |
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.*;
public class ListTaurusDbNodeProcessesSolution {
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();
ListTaurusDbNodeProcessesRequest request = new ListTaurusDbNodeProcessesRequest();
request.withInstanceId("{instance_id}");
request.withNodeId("{node_id}");
try {
ListTaurusDbNodeProcessesResponse response = client.listTaurusDbNodeProcesses(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());
}
}
}
|
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 |
# 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 = ListTaurusDbNodeProcessesRequest()
request.instance_id = "{instance_id}"
request.node_id = "{node_id}"
response = client.list_taurus_db_node_processes(request)
print(response)
except exceptions.ClientRequestException as e:
print(e.status_code)
print(e.request_id)
print(e.error_code)
print(e.error_msg)
|
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 |
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.ListTaurusDbNodeProcessesRequest{}
request.InstanceId = "{instance_id}"
request.NodeId = "{node_id}"
response, err := client.ListTaurusDbNodeProcesses(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 |
Success. |
400 |
Clinet error. |
500 |
Server error. |
错误码
请参见错误码。