文档首页> 云数据库 GaussDB(for MySQL)> API参考> API（推荐）> 数据库用户管理> 授予数据库用户数据库权限
更新时间：2024-02-04 GMT+08:00
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授予数据库用户数据库权限

功能介绍

授予云数据库 GaussDB(for MySQL)实例数据库用户数据库权限。

调用方法

请参见如何调用API。

URI

POST /v3/{project_id}/instances/{instance_id}/db-users/privilege

表1 路径参数

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。

请求参数

表2 请求Header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：

  • en-us

  • zh-cn
表3 请求Body参数

参数

是否必选

参数类型

描述

users

是

Array of GrantDatabasePermission objects

数据库用户列表，列表最大长度为50。
表4 GrantDatabasePermission

参数

是否必选

参数类型

描述

name

是

String

数据库用户名。

host

是

String

主机地址。

databases

是

Array of DatabasePermission objects

数据库权限列表，列表最大长度为50。
表5 DatabasePermission

参数

是否必选

参数类型

描述

name

是

String

数据库名称。

readonly

是

Boolean

是否为只读权限：

  • true：表示只读。

  • false：表示可读写。

响应参数

状态码： 201

表6 响应Body参数

参数

参数类型

描述

job_id

String

授予用户权限的任务ID。

状态码： 400

表7 响应Body参数

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

表8 响应Body参数

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

  • 授予数据库用户数据库读写权限。

    POST https://{endpoint}/v3/054e292c9880d4992f02c0196d3ea468/instances/a23fb62bd61e4e9e9636fd2225f395bein07/db-users/privilege

{
  "users" : [ {
    "name" : "gaussdb_mysql_user1",
    "host" : "127.0.0.1",
    "databases" : [ {
      "name" : "test",
      "readonly" : false
    } ]
  } ]
}

  • 授予数据库用户数据库只读权限。

    POST https://{endpoint}/v3/054e292c9880d4992f02c0196d3ea468/instances/a23fb62bd61e4e9e9636fd2225f395bein07/db-users/privilege

{
  "users" : [ {
    "name" : "gaussdb_mysql_user1",
    "host" : "127.0.0.1",
    "databases" : [ {
      "name" : "test",
      "readonly" : true
    } ]
  } ]
}

响应示例

状态码： 201

Success.

{
  "job_id" : "dff1d289-4d03-4942-8b9f-463ea07c000d"
}

SDK代码示例

SDK代码示例如下。

  • 授予数据库用户数据库读写权限。

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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 AddDatabasePermissionSolution {

    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");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        GaussDBClient client = GaussDBClient.newBuilder()
                .withCredential(auth)
                .withRegion(GaussDBRegion.valueOf("<YOUR REGION>"))
                .build();
        AddDatabasePermissionRequest request = new AddDatabasePermissionRequest();
        GrantDatabasePermissionRequestBody body = new GrantDatabasePermissionRequestBody();
        List<DatabasePermission> listUsersDatabases = new ArrayList<>();
        listUsersDatabases.add(
            new DatabasePermission()
                .withName("test")
                .withReadonly(false)
        );
        List<GrantDatabasePermission> listbodyUsers = new ArrayList<>();
        listbodyUsers.add(
            new GrantDatabasePermission()
                .withName("gaussdb_mysql_user1")
                .withHost("127.0.0.1")
                .withDatabases(listUsersDatabases)
        );
        body.withUsers(listbodyUsers);
        request.withBody(body);
        try {
            AddDatabasePermissionResponse response = client.addDatabasePermission(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());
        }
    }
}

  • 授予数据库用户数据库只读权限。

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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 AddDatabasePermissionSolution {

    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");

        ICredential auth = new BasicCredentials()
                .withAk(ak)
                .withSk(sk);

        GaussDBClient client = GaussDBClient.newBuilder()
                .withCredential(auth)
                .withRegion(GaussDBRegion.valueOf("<YOUR REGION>"))
                .build();
        AddDatabasePermissionRequest request = new AddDatabasePermissionRequest();
        GrantDatabasePermissionRequestBody body = new GrantDatabasePermissionRequestBody();
        List<DatabasePermission> listUsersDatabases = new ArrayList<>();
        listUsersDatabases.add(
            new DatabasePermission()
                .withName("test")
                .withReadonly(true)
        );
        List<GrantDatabasePermission> listbodyUsers = new ArrayList<>();
        listbodyUsers.add(
            new GrantDatabasePermission()
                .withName("gaussdb_mysql_user1")
                .withHost("127.0.0.1")
                .withDatabases(listUsersDatabases)
        );
        body.withUsers(listbodyUsers);
        request.withBody(body);
        try {
            AddDatabasePermissionResponse response = client.addDatabasePermission(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());
        }
    }
}

  • 授予数据库用户数据库读写权限。

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    # coding: utf-8

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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("CLOUD_SDK_SK")

    credentials = BasicCredentials(ak, sk) \

    client = GaussDBClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = AddDatabasePermissionRequest()
        listDatabasesUsers = [
            DatabasePermission(
                name="test",
                readonly=False
            )
        ]
        listUsersbody = [
            GrantDatabasePermission(
                name="gaussdb_mysql_user1",
                host="127.0.0.1",
                databases=listDatabasesUsers
            )
        ]
        request.body = GrantDatabasePermissionRequestBody(
            users=listUsersbody
        )
        response = client.add_database_permission(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

  • 授予数据库用户数据库只读权限。

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    # coding: utf-8

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 = __import__('os').getenv("CLOUD_SDK_AK")
    sk = __import__('os').getenv("CLOUD_SDK_SK")

    credentials = BasicCredentials(ak, sk) \

    client = GaussDBClient.new_builder() \
        .with_credentials(credentials) \
        .with_region(GaussDBRegion.value_of("<YOUR REGION>")) \
        .build()

    try:
        request = AddDatabasePermissionRequest()
        listDatabasesUsers = [
            DatabasePermission(
                name="test",
                readonly=True
            )
        ]
        listUsersbody = [
            GrantDatabasePermission(
                name="gaussdb_mysql_user1",
                host="127.0.0.1",
                databases=listDatabasesUsers
            )
        ]
        request.body = GrantDatabasePermissionRequestBody(
            users=listUsersbody
        )
        response = client.add_database_permission(request)
        print(response)
    except exceptions.ClientRequestException as e:
        print(e.status_code)
        print(e.request_id)
        print(e.error_code)
        print(e.error_msg)

  • 授予数据库用户数据库读写权限。

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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")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := gaussdb.NewGaussDBClient(
        gaussdb.GaussDBClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.AddDatabasePermissionRequest{}
	var listDatabasesUsers = []model.DatabasePermission{
        {
            Name: "test",
            Readonly: false,
        },
    }
	var listUsersbody = []model.GrantDatabasePermission{
        {
            Name: "gaussdb_mysql_user1",
            Host: "127.0.0.1",
            Databases: listDatabasesUsers,
        },
    }
	request.Body = &model.GrantDatabasePermissionRequestBody{
		Users: listUsersbody,
	}
	response, err := client.AddDatabasePermission(request)
	if err == nil {
        fmt.Printf("%+v\n", response)
    } else {
        fmt.Println(err)
    }
}

  • 授予数据库用户数据库只读权限。

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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")

    auth := basic.NewCredentialsBuilder().
        WithAk(ak).
        WithSk(sk).
        Build()

    client := gaussdb.NewGaussDBClient(
        gaussdb.GaussDBClientBuilder().
            WithRegion(region.ValueOf("<YOUR REGION>")).
            WithCredential(auth).
            Build())

    request := &model.AddDatabasePermissionRequest{}
	var listDatabasesUsers = []model.DatabasePermission{
        {
            Name: "test",
            Readonly: true,
        },
    }
	var listUsersbody = []model.GrantDatabasePermission{
        {
            Name: "gaussdb_mysql_user1",
            Host: "127.0.0.1",
            Databases: listDatabasesUsers,
        },
    }
	request.Body = &model.GrantDatabasePermissionRequestBody{
		Users: listUsersbody,
	}
	response, err := client.AddDatabasePermission(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

201

Success.

400

Client error.

500

Server error.

错误码

请参见错误码。

父主题： 数据库用户管理
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