ConfirmDevice与 Amazon SDK 或 CLI 配合使用 - Amazon Cognito
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ConfirmDevice与 Amazon SDK 或 CLI 配合使用

以下代码示例演示如何使用 ConfirmDevice

操作示例是大型程序的代码摘录,必须在上下文中运行。在以下代码示例中,您可以查看此操作的上下文:

.NET
Amazon SDK for .NET
注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整实例,了解如何进行设置和运行。

/// <summary> /// Initiates and confirms tracking of the device. /// </summary> /// <param name="accessToken">The user's access token.</param> /// <param name="deviceKey">The key of the device from Amazon Cognito.</param> /// <param name="deviceName">The device name.</param> /// <returns></returns> public async Task<bool> ConfirmDeviceAsync(string accessToken, string deviceKey, string deviceName) { var request = new ConfirmDeviceRequest { AccessToken = accessToken, DeviceKey = deviceKey, DeviceName = deviceName }; var response = await _cognitoService.ConfirmDeviceAsync(request); return response.UserConfirmationNecessary; }
  • 有关 API 的详细信息,请参阅 Amazon SDK for .NET API 参考ConfirmDevice中的。

JavaScript
适用于 JavaScript (v3) 的软件开发工具包
注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整实例,了解如何进行设置和运行。

const confirmDevice = ({ deviceKey, accessToken, passwordVerifier, salt }) => { const client = new CognitoIdentityProviderClient({}); const command = new ConfirmDeviceCommand({ DeviceKey: deviceKey, AccessToken: accessToken, DeviceSecretVerifierConfig: { PasswordVerifier: passwordVerifier, Salt: salt, }, }); return client.send(command); };
  • 有关 API 的详细信息,请参阅 Amazon SDK for JavaScript API 参考ConfirmDevice中的。

Python
SDK for Python (Boto3)
注意

还有更多相关信息 GitHub。在 Amazon 代码示例存储库中查找完整实例,了解如何进行设置和运行。

class CognitoIdentityProviderWrapper: """Encapsulates Amazon Cognito actions""" def __init__(self, cognito_idp_client, user_pool_id, client_id, client_secret=None): """ :param cognito_idp_client: A Boto3 Amazon Cognito Identity Provider client. :param user_pool_id: The ID of an existing Amazon Cognito user pool. :param client_id: The ID of a client application registered with the user pool. :param client_secret: The client secret, if the client has a secret. """ self.cognito_idp_client = cognito_idp_client self.user_pool_id = user_pool_id self.client_id = client_id self.client_secret = client_secret def confirm_mfa_device( self, user_name, device_key, device_group_key, device_password, access_token, aws_srp, ): """ Confirms an MFA device to be tracked by Amazon Cognito. When a device is tracked, its key and password can be used to sign in without requiring a new MFA code from the MFA application. :param user_name: The user that is associated with the device. :param device_key: The key of the device, returned by Amazon Cognito. :param device_group_key: The group key of the device, returned by Amazon Cognito. :param device_password: The password that is associated with the device. :param access_token: The user's access token. :param aws_srp: A class that helps with Secure Remote Password (SRP) calculations. The scenario associated with this example uses the warrant package. :return: True when the user must confirm the device. Otherwise, False. When False, the device is automatically confirmed and tracked. """ srp_helper = aws_srp.AWSSRP( username=user_name, password=device_password, pool_id="_", client_id=self.client_id, client_secret=None, client=self.cognito_idp_client, ) device_and_pw = f"{device_group_key}{device_key}:{device_password}" device_and_pw_hash = aws_srp.hash_sha256(device_and_pw.encode("utf-8")) salt = aws_srp.pad_hex(aws_srp.get_random(16)) x_value = aws_srp.hex_to_long(aws_srp.hex_hash(salt + device_and_pw_hash)) verifier = aws_srp.pad_hex(pow(srp_helper.val_g, x_value, srp_helper.big_n)) device_secret_verifier_config = { "PasswordVerifier": base64.standard_b64encode( bytearray.fromhex(verifier) ).decode("utf-8"), "Salt": base64.standard_b64encode(bytearray.fromhex(salt)).decode("utf-8"), } try: response = self.cognito_idp_client.confirm_device( AccessToken=access_token, DeviceKey=device_key, DeviceSecretVerifierConfig=device_secret_verifier_config, ) user_confirm = response["UserConfirmationNecessary"] except ClientError as err: logger.error( "Couldn't confirm mfa device %s. Here's why: %s: %s", device_key, err.response["Error"]["Code"], err.response["Error"]["Message"], ) raise else: return user_confirm
  • 有关 API 的详细信息,请参阅适用ConfirmDevicePython 的Amazon SDK (Boto3) API 参考

有关 S Amazon DK 开发者指南和代码示例的完整列表,请参阅将此服务与 Amazon SDK 配合使用。本主题还包括有关入门的信息以及有关先前的 SDK 版本的详细信息。