
# 创建实例 - CreateInstance
#### 功能介绍
创建企业仓库实例
#### 接口约束
无
#### 调用方法
请参见[如何调用API](https://support.huaweicloud.com/api-swr2/swr_02_0002.html)。
#### 授权信息
账号具备所有API的调用权限，如果使用账号下的IAM用户调用当前API，该IAM用户需具备调用API所需的权限。
- 如果使用角色与策略授权，具体权限要求请参见[权限和授权项](https://support.huaweicloud.com/api-swr2/swr_02_0131.html)。
- 如果使用身份策略授权，需具备如下身份策略权限。
  
  | 授权项                 | 访问级别  | 资源类型（\*为必须） | 条件键                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              | 别名 | 依赖的授权项 |
  |:---|:---|:---|:---|:---|:---|
  | swr:instance:create | Write | instance \* | -                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                | -  | -      |
  | swr:instance:create | Write | -           | - g:EnterpriseProjectId   - g:RequestTag/\<tag-key\>   - g:TagKeys   - swr:VpcId   - swr:SubnetId   - swr:EnableObsEncrypt    | -  | -      |
     
  
 
#### URI
POST /v2/{project_id}/instances
表1路径参数 
| 参数         | 是否必选 | 参数类型   | 描述   |
|:---|:---|:---|:---|
| project_id | 是    | String | 项目ID |
   
#### 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（响应消息头中X-Subject-Token的值）。 |
   
表3请求Body参数 
| 参数                     | 是否必选 | 参数类型                                                                  | 描述                                                                              |
|:---|:---|:---|:---|
| name                   | 是    | String                                                                | 企业仓库实例名称，长度范围为3-48个字符，以小写字母开头，支持小写字母、数字和中划线(-)，不能以中划线(-)结尾，中划线不能连续              |
| description            | 否    | String                                                                | 企业仓库实例描述                                                                        |
| spec                   | 是    | String                                                                | 企业仓库实例规格，目前支持企业版(swr.ee.professional)                                           |
| vpc_id                 | 是    | String                                                                | 用户虚拟私有云ID                                                                       |
| subnet_id              | 是    | String                                                                | 用户子网的网络ID                                                                       |
| project_id             | 是    | String                                                                | vpc和子网所在项目编号                                                                    |
| charge_mode            | 是    | String                                                                | 实例计费模式，目前只支持按需(postPaid)                                                        |
| enterprise_project_id  | 是    | String                                                                | 企业项目编号                                                                          |
| resource_tags          | 否    | Array of [resource_tags] objects | 指定资源tag.                                                                        |
| obs_encrypt            | 否    | Boolean                                                               | obs桶是否开启加密, 如果开启了加密，则可以根据encrypt_type指定加密算法                                     |
| encrypt_type           | 否    | String                                                                | obs桶加密类型，空值使用AES-256加密算法, gm为SM4国密加密算法                                          |
| obs_bucket_name        | 否    | String                                                                | 指定obs桶的名称，当指定自定义obs桶之后，则无需对obs_encrypt、encrypt_type进行传值。                        |
| enable_intranet_access | 否    | Boolean                                                               | 是否创建内网访问，不传此值，默认会创建内网访问。                                                        |
| obs_enc_kms_key_id     | 否    | String                                                                | KMS的密钥ID，用于对自动创建的OBS桶进行加密。密钥的加密算法支持AES-256和SM4。指定该字段时必须开启OBS桶加密开关，且不能指定自定义OBS桶。 |
   
 表4resource_tags 
| 参数    | 是否必选 | 参数类型   | 描述     |
|:---|:---|:---|:---|
| key   | 否    | String | tag键值. |
| value | 否    | String | tag值.  |
   
#### 响应参数
**状态码：202**
表5响应Body参数 
| 参数          | 参数类型   | 描述   |
|:---|:---|:---|
| job_id      | String | 任务ID |
| instance_id | String | 实例ID |
   
**状态码：400**
表6响应Body参数 
| 参数                            | 参数类型   | 描述                                                           |
|:---|:---|:---|
| error_code                    | String | 错误码                                                          |
| error_msg                     | String | 错误信息                                                         |
| encoded_authorization_message | String | 加密后的详细拒绝原因，用户可以自行调用STS服务的decode-authorization-message接口进行解密。 |
   
**状态码：401**
表7响应Body参数 
| 参数                            | 参数类型   | 描述                                                           |
|:---|:---|:---|
| error_code                    | String | 错误码                                                          |
| error_msg                     | String | 错误信息                                                         |
| encoded_authorization_message | String | 加密后的详细拒绝原因，用户可以自行调用STS服务的decode-authorization-message接口进行解密。 |
   
**状态码：403**
表8响应Body参数 
| 参数                            | 参数类型   | 描述                                                           |
|:---|:---|:---|
| error_code                    | String | 错误码                                                          |
| error_msg                     | String | 错误信息                                                         |
| encoded_authorization_message | String | 加密后的详细拒绝原因，用户可以自行调用STS服务的decode-authorization-message接口进行解密。 |
   
**状态码：404**
表9响应Body参数 
| 参数                            | 参数类型   | 描述                                                           |
|:---|:---|:---|
| error_code                    | String | 错误码                                                          |
| error_msg                     | String | 错误信息                                                         |
| encoded_authorization_message | String | 加密后的详细拒绝原因，用户可以自行调用STS服务的decode-authorization-message接口进行解密。 |
   
**状态码：500**
表10响应Body参数 
| 参数                            | 参数类型   | 描述                                                           |
|:---|:---|:---|
| error_code                    | String | 错误码                                                          |
| error_msg                     | String | 错误信息                                                         |
| encoded_authorization_message | String | 加密后的详细拒绝原因，用户可以自行调用STS服务的decode-authorization-message接口进行解密。 |
   
#### 请求示例
- 创建自定义obs桶的企业实例
  ```
  POST https://{endpoint}/v2/{project_id}/instances
  {
    "name" : "my-instance",
    "spec" : "swr.ee.professional",
    "vpc_id" : "vpc-12345678",
    "subnet_id" : "subnet-87654321",
    "project_id" : "project-123456",
    "charge_mode" : "postPaid",
    "enterprise_project_id" : "0",
    "resource_tags" : [ {
      "key" : "test",
      "value" : "test"
    } ],
    "obs_bucket_name" : "obs_bucket1"
  }
  ```
  
- 创建obs桶默认算法加密的企业实例
  ```
  POST https://{endpoint}/v2/{project_id}/instances
  {
    "name" : "my-instance",
    "description" : "My test instance",
    "spec" : "swr.ee.professional",
    "vpc_id" : "vpc-12345678",
    "subnet_id" : "subnet-87654321",
    "project_id" : "myproject-12345",
    "charge_mode" : "postPaid",
    "enterprise_project_id" : "0",
    "resource_tags" : [ {
      "key" : "test",
      "value" : "test"
    } ],
    "obs_encrypt" : true,
    "encrypt_type" : ""
  }
  ```
  
- 创建obs桶国密加密的企业实例
  ```
  POST https://{endpoint}/v2/{project_id}/instances
  {
    "name" : "my-instance",
    "description" : "My test instance",
    "spec" : "swr.ee.professional",
    "vpc_id" : "vpc-12345678",
    "subnet_id" : "subnet-87654321",
    "project_id" : "myproject-12345",
    "charge_mode" : "postPaid",
    "enterprise_project_id" : "0",
    "resource_tags" : [ {
      "key" : "test",
      "value" : "test"
    } ],
    "obs_encrypt" : true,
    "encrypt_type" : "gm"
  }
  ```
  
- 创建OBS桶时使用已有的KMS密钥进行加密
  ```
  POST https://{endpoint}/v2/{project_id}/instances
  {
    "name" : "my-instance",
    "description" : "My test instance",
    "spec" : "swr.ee.professional",
    "vpc_id" : "vpc-12345678",
    "subnet_id" : "subnet-87654321",
    "project_id" : "myproject-12345",
    "charge_mode" : "postPaid",
    "enterprise_project_id" : "0",
    "resource_tags" : [ {
      "key" : "test",
      "value" : "test"
    } ],
    "obs_encrypt" : true,
    "obs_enc_kms_key_id" : "123456101"
  }
  ```
  
 
#### 响应示例
**状态码：202**
创建实例成功
```
{
  "job_id" : "d8d691c4-27c4-4199-8c47-19dea40e5631",
  "instance_id" : "c6bc8d38-e14d-4767-a5c1-d55db63a2fb4"
}
```
#### SDK代码示例
SDK代码示例如下。
- [Java]
  - 创建自定义obs桶的企业实例
    ```
    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.swr.v2.region.SwrRegion;
    import com.huaweicloud.sdk.swr.v2.*;
    import com.huaweicloud.sdk.swr.v2.model.*;
    import java.util.List;
    import java.util.ArrayList;
    public class CreateInstanceSolution {
        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);
            SwrClient client = SwrClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(SwrRegion.valueOf("<YOUR REGION>"))
                    .build();
            CreateInstanceRequest request = new CreateInstanceRequest();
            CreateInstanceRequestBody body = new CreateInstanceRequestBody();
            List<CreateInstanceRequestBodyResourceTags> listbodyResourceTags = new ArrayList<>();
            listbodyResourceTags.add(
                new CreateInstanceRequestBodyResourceTags()
                    .withKey("test")
                    .withValue("test")
            );
            body.withObsBucketName("obs_bucket1");
            body.withResourceTags(listbodyResourceTags);
            body.withEnterpriseProjectId("0");
            body.withChargeMode(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("postPaid"));
            body.withProjectId("project-123456");
            body.withSubnetId("subnet-87654321");
            body.withVpcId("vpc-12345678");
            body.withSpec(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("swr.ee.professional"));
            body.withName("my-instance");
            request.withBody(body);
            try {
                CreateInstanceResponse response = client.createInstance(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());
            }
        }
    }
    ```
    
  
  - 创建obs桶默认算法加密的企业实例
    ```
    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.swr.v2.region.SwrRegion;
    import com.huaweicloud.sdk.swr.v2.*;
    import com.huaweicloud.sdk.swr.v2.model.*;
    import java.util.List;
    import java.util.ArrayList;
    public class CreateInstanceSolution {
        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);
            SwrClient client = SwrClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(SwrRegion.valueOf("<YOUR REGION>"))
                    .build();
            CreateInstanceRequest request = new CreateInstanceRequest();
            CreateInstanceRequestBody body = new CreateInstanceRequestBody();
            List<CreateInstanceRequestBodyResourceTags> listbodyResourceTags = new ArrayList<>();
            listbodyResourceTags.add(
                new CreateInstanceRequestBodyResourceTags()
                    .withKey("test")
                    .withValue("test")
            );
            body.withEncryptType(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue(""));
            body.withObsEncrypt(true);
            body.withResourceTags(listbodyResourceTags);
            body.withEnterpriseProjectId("0");
            body.withChargeMode(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("postPaid"));
            body.withProjectId("myproject-12345");
            body.withSubnetId("subnet-87654321");
            body.withVpcId("vpc-12345678");
            body.withSpec(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("swr.ee.professional"));
            body.withDescription("My test instance");
            body.withName("my-instance");
            request.withBody(body);
            try {
                CreateInstanceResponse response = client.createInstance(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());
            }
        }
    }
    ```
    
  
  - 创建obs桶国密加密的企业实例
    ```
    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.swr.v2.region.SwrRegion;
    import com.huaweicloud.sdk.swr.v2.*;
    import com.huaweicloud.sdk.swr.v2.model.*;
    import java.util.List;
    import java.util.ArrayList;
    public class CreateInstanceSolution {
        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);
            SwrClient client = SwrClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(SwrRegion.valueOf("<YOUR REGION>"))
                    .build();
            CreateInstanceRequest request = new CreateInstanceRequest();
            CreateInstanceRequestBody body = new CreateInstanceRequestBody();
            List<CreateInstanceRequestBodyResourceTags> listbodyResourceTags = new ArrayList<>();
            listbodyResourceTags.add(
                new CreateInstanceRequestBodyResourceTags()
                    .withKey("test")
                    .withValue("test")
            );
            body.withEncryptType(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("gm"));
            body.withObsEncrypt(true);
            body.withResourceTags(listbodyResourceTags);
            body.withEnterpriseProjectId("0");
            body.withChargeMode(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("postPaid"));
            body.withProjectId("myproject-12345");
            body.withSubnetId("subnet-87654321");
            body.withVpcId("vpc-12345678");
            body.withSpec(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("swr.ee.professional"));
            body.withDescription("My test instance");
            body.withName("my-instance");
            request.withBody(body);
            try {
                CreateInstanceResponse response = client.createInstance(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());
            }
        }
    }
    ```
    
  
  - 创建OBS桶时使用已有的KMS密钥进行加密
    ```
    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.swr.v2.region.SwrRegion;
    import com.huaweicloud.sdk.swr.v2.*;
    import com.huaweicloud.sdk.swr.v2.model.*;
    import java.util.List;
    import java.util.ArrayList;
    public class CreateInstanceSolution {
        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);
            SwrClient client = SwrClient.newBuilder()
                    .withCredential(auth)
                    .withRegion(SwrRegion.valueOf("<YOUR REGION>"))
                    .build();
            CreateInstanceRequest request = new CreateInstanceRequest();
            CreateInstanceRequestBody body = new CreateInstanceRequestBody();
            List<CreateInstanceRequestBodyResourceTags> listbodyResourceTags = new ArrayList<>();
            listbodyResourceTags.add(
                new CreateInstanceRequestBodyResourceTags()
                    .withKey("test")
                    .withValue("test")
            );
            body.withObsEncKmsKeyId("123456101");
            body.withObsEncrypt(true);
            body.withResourceTags(listbodyResourceTags);
            body.withEnterpriseProjectId("0");
            body.withChargeMode(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("postPaid"));
            body.withProjectId("myproject-12345");
            body.withSubnetId("subnet-87654321");
            body.withVpcId("vpc-12345678");
            body.withSpec(CreateInstanceRequestBody.CreateInstanceRequestBody.fromValue("swr.ee.professional"));
            body.withDescription("My test instance");
            body.withName("my-instance");
            request.withBody(body);
            try {
                CreateInstanceResponse response = client.createInstance(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]
  - 创建自定义obs桶的企业实例
    ```
    # coding: utf-8
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkswr.v2.region.swr_region import SwrRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkswr.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 = SwrClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(SwrRegion.value_of("<YOUR REGION>")) \
            .build()
        try:
            request = CreateInstanceRequest()
            listResourceTagsbody = [
                CreateInstanceRequestBodyResourceTags(
                    key="test",
                    value="test"
                )
            ]
            request.body = CreateInstanceRequestBody(
                obs_bucket_name="obs_bucket1",
                resource_tags=listResourceTagsbody,
                enterprise_project_id="0",
                charge_mode="postPaid",
                project_id="project-123456",
                subnet_id="subnet-87654321",
                vpc_id="vpc-12345678",
                spec="swr.ee.professional",
                name="my-instance"
            )
            response = client.create_instance(request)
            print(response)
        except exceptions.ClientRequestException as e:
            print(e.status_code)
            print(e.request_id)
            print(e.error_code)
            print(e.error_msg)
    ```
    
  
  - 创建obs桶默认算法加密的企业实例
    ```
    # coding: utf-8
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkswr.v2.region.swr_region import SwrRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkswr.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 = SwrClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(SwrRegion.value_of("<YOUR REGION>")) \
            .build()
        try:
            request = CreateInstanceRequest()
            listResourceTagsbody = [
                CreateInstanceRequestBodyResourceTags(
                    key="test",
                    value="test"
                )
            ]
            request.body = CreateInstanceRequestBody(
                encrypt_type="",
                obs_encrypt=True,
                resource_tags=listResourceTagsbody,
                enterprise_project_id="0",
                charge_mode="postPaid",
                project_id="myproject-12345",
                subnet_id="subnet-87654321",
                vpc_id="vpc-12345678",
                spec="swr.ee.professional",
                description="My test instance",
                name="my-instance"
            )
            response = client.create_instance(request)
            print(response)
        except exceptions.ClientRequestException as e:
            print(e.status_code)
            print(e.request_id)
            print(e.error_code)
            print(e.error_msg)
    ```
    
  
  - 创建obs桶国密加密的企业实例
    ```
    # coding: utf-8
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkswr.v2.region.swr_region import SwrRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkswr.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 = SwrClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(SwrRegion.value_of("<YOUR REGION>")) \
            .build()
        try:
            request = CreateInstanceRequest()
            listResourceTagsbody = [
                CreateInstanceRequestBodyResourceTags(
                    key="test",
                    value="test"
                )
            ]
            request.body = CreateInstanceRequestBody(
                encrypt_type="gm",
                obs_encrypt=True,
                resource_tags=listResourceTagsbody,
                enterprise_project_id="0",
                charge_mode="postPaid",
                project_id="myproject-12345",
                subnet_id="subnet-87654321",
                vpc_id="vpc-12345678",
                spec="swr.ee.professional",
                description="My test instance",
                name="my-instance"
            )
            response = client.create_instance(request)
            print(response)
        except exceptions.ClientRequestException as e:
            print(e.status_code)
            print(e.request_id)
            print(e.error_code)
            print(e.error_msg)
    ```
    
  
  - 创建OBS桶时使用已有的KMS密钥进行加密
    ```
    # coding: utf-8
    import os
    from huaweicloudsdkcore.auth.credentials import BasicCredentials
    from huaweicloudsdkswr.v2.region.swr_region import SwrRegion
    from huaweicloudsdkcore.exceptions import exceptions
    from huaweicloudsdkswr.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 = SwrClient.new_builder() \
            .with_credentials(credentials) \
            .with_region(SwrRegion.value_of("<YOUR REGION>")) \
            .build()
        try:
            request = CreateInstanceRequest()
            listResourceTagsbody = [
                CreateInstanceRequestBodyResourceTags(
                    key="test",
                    value="test"
                )
            ]
            request.body = CreateInstanceRequestBody(
                obs_enc_kms_key_id="123456101",
                obs_encrypt=True,
                resource_tags=listResourceTagsbody,
                enterprise_project_id="0",
                charge_mode="postPaid",
                project_id="myproject-12345",
                subnet_id="subnet-87654321",
                vpc_id="vpc-12345678",
                spec="swr.ee.professional",
                description="My test instance",
                name="my-instance"
            )
            response = client.create_instance(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]
  - 创建自定义obs桶的企业实例
    ```
    package main
    import (
    "fmt"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        swr "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/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, err := basic.NewCredentialsBuilder().
            WithAk(ak).
            WithSk(sk).
            WithProjectId(projectId).
            SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        hcClient, err := swr.SwrClientBuilder().
             WithRegion(region.ValueOf("<YOUR REGION>")).
             WithCredential(auth).
             SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        client := swr.NewSwrClient(hcClient)
        request := &model.CreateInstanceRequest{}
    keyResourceTags:= "test"
    valueResourceTags:= "test"
    var listResourceTagsbody = []model.CreateInstanceRequestBodyResourceTags{
            {
                Key: &keyResourceTags,
                Value: &valueResourceTags,
            },
        }
    obsBucketNameCreateInstanceRequestBody:= "obs_bucket1"
    request.Body = &model.CreateInstanceRequestBody{
    ObsBucketName: &obsBucketNameCreateInstanceRequestBody,
    ResourceTags: &listResourceTagsbody,
    EnterpriseProjectId: "0",
    ChargeMode: model.GetCreateInstanceRequestBodyChargeModeEnum().POST_PAID,
    ProjectId: "project-123456",
    SubnetId: "subnet-87654321",
    VpcId: "vpc-12345678",
    Spec: model.GetCreateInstanceRequestBodySpecEnum().SWR_EE_PROFESSIONAL,
    Name: "my-instance",
    }
    response, err := client.CreateInstance(request)
    if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    ```
    
  
  - 创建obs桶默认算法加密的企业实例
    ```
    package main
    import (
    "fmt"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        swr "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/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, err := basic.NewCredentialsBuilder().
            WithAk(ak).
            WithSk(sk).
            WithProjectId(projectId).
            SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        hcClient, err := swr.SwrClientBuilder().
             WithRegion(region.ValueOf("<YOUR REGION>")).
             WithCredential(auth).
             SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        client := swr.NewSwrClient(hcClient)
        request := &model.CreateInstanceRequest{}
    keyResourceTags:= "test"
    valueResourceTags:= "test"
    var listResourceTagsbody = []model.CreateInstanceRequestBodyResourceTags{
            {
                Key: &keyResourceTags,
                Value: &valueResourceTags,
            },
        }
    encryptTypeCreateInstanceRequestBody:= model.GetCreateInstanceRequestBodyEncryptTypeEnum().EMPTY
    obsEncryptCreateInstanceRequestBody:= true
    descriptionCreateInstanceRequestBody:= "My test instance"
    request.Body = &model.CreateInstanceRequestBody{
    EncryptType: &encryptTypeCreateInstanceRequestBody,
    ObsEncrypt: &obsEncryptCreateInstanceRequestBody,
    ResourceTags: &listResourceTagsbody,
    EnterpriseProjectId: "0",
    ChargeMode: model.GetCreateInstanceRequestBodyChargeModeEnum().POST_PAID,
    ProjectId: "myproject-12345",
    SubnetId: "subnet-87654321",
    VpcId: "vpc-12345678",
    Spec: model.GetCreateInstanceRequestBodySpecEnum().SWR_EE_PROFESSIONAL,
    Description: &descriptionCreateInstanceRequestBody,
    Name: "my-instance",
    }
    response, err := client.CreateInstance(request)
    if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    ```
    
  
  - 创建obs桶国密加密的企业实例
    ```
    package main
    import (
    "fmt"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        swr "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/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, err := basic.NewCredentialsBuilder().
            WithAk(ak).
            WithSk(sk).
            WithProjectId(projectId).
            SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        hcClient, err := swr.SwrClientBuilder().
             WithRegion(region.ValueOf("<YOUR REGION>")).
             WithCredential(auth).
             SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        client := swr.NewSwrClient(hcClient)
        request := &model.CreateInstanceRequest{}
    keyResourceTags:= "test"
    valueResourceTags:= "test"
    var listResourceTagsbody = []model.CreateInstanceRequestBodyResourceTags{
            {
                Key: &keyResourceTags,
                Value: &valueResourceTags,
            },
        }
    encryptTypeCreateInstanceRequestBody:= model.GetCreateInstanceRequestBodyEncryptTypeEnum().GM
    obsEncryptCreateInstanceRequestBody:= true
    descriptionCreateInstanceRequestBody:= "My test instance"
    request.Body = &model.CreateInstanceRequestBody{
    EncryptType: &encryptTypeCreateInstanceRequestBody,
    ObsEncrypt: &obsEncryptCreateInstanceRequestBody,
    ResourceTags: &listResourceTagsbody,
    EnterpriseProjectId: "0",
    ChargeMode: model.GetCreateInstanceRequestBodyChargeModeEnum().POST_PAID,
    ProjectId: "myproject-12345",
    SubnetId: "subnet-87654321",
    VpcId: "vpc-12345678",
    Spec: model.GetCreateInstanceRequestBodySpecEnum().SWR_EE_PROFESSIONAL,
    Description: &descriptionCreateInstanceRequestBody,
    Name: "my-instance",
    }
    response, err := client.CreateInstance(request)
    if err == nil {
            fmt.Printf("%+v\n", response)
        } else {
            fmt.Println(err)
        }
    }
    ```
    
  
  - 创建OBS桶时使用已有的KMS密钥进行加密
    ```
    package main
    import (
    "fmt"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/core/auth/basic"
        swr "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2"
    "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/v2/model"
        region "github.com/huaweicloud/huaweicloud-sdk-go-v3/services/swr/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, err := basic.NewCredentialsBuilder().
            WithAk(ak).
            WithSk(sk).
            WithProjectId(projectId).
            SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        hcClient, err := swr.SwrClientBuilder().
             WithRegion(region.ValueOf("<YOUR REGION>")).
             WithCredential(auth).
             SafeBuild()
        if err != nil {
            fmt.Println(err)
            return
        }
        client := swr.NewSwrClient(hcClient)
        request := &model.CreateInstanceRequest{}
    keyResourceTags:= "test"
    valueResourceTags:= "test"
    var listResourceTagsbody = []model.CreateInstanceRequestBodyResourceTags{
            {
                Key: &keyResourceTags,
                Value: &valueResourceTags,
            },
        }
    obsEncKmsKeyIdCreateInstanceRequestBody:= "123456101"
    obsEncryptCreateInstanceRequestBody:= true
    descriptionCreateInstanceRequestBody:= "My test instance"
    request.Body = &model.CreateInstanceRequestBody{
    ObsEncKmsKeyId: &obsEncKmsKeyIdCreateInstanceRequestBody,
    ObsEncrypt: &obsEncryptCreateInstanceRequestBody,
    ResourceTags: &listResourceTagsbody,
    EnterpriseProjectId: "0",
    ChargeMode: model.GetCreateInstanceRequestBodyChargeModeEnum().POST_PAID,
    ProjectId: "myproject-12345",
    SubnetId: "subnet-87654321",
    VpcId: "vpc-12345678",
    Spec: model.GetCreateInstanceRequestBodySpecEnum().SWR_EE_PROFESSIONAL,
    Description: &descriptionCreateInstanceRequestBody,
    Name: "my-instance",
    }
    response, err := client.CreateInstance(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](https://console.huaweicloud.com/apiexplorer/#/openapi/SWR/sdk?api=CreateInstance)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     |
|:---|:---|
| 202 | 创建实例成功 |
| 400 | 错误的请求  |
| 401 | 鉴权失败   |
| 403 | 禁止访问   |
| 404 | 未找到资源  |
| 500 | 内部错误   |
   
#### 错误码
请参见[错误码](https://support.huaweicloud.com/api-swr2/ErrorCode.html)。
