InitiateAuthÚselo con un AWS SDK - AWS SDKEjemplos de código

Hay más AWS SDK ejemplos disponibles en el GitHub repositorio de AWS Doc SDK Examples.

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InitiateAuthÚselo con un AWS SDK

En los siguientes ejemplos de código se muestra cómo se utiliza InitiateAuth.

Los ejemplos de acciones son extractos de código de programas más grandes y deben ejecutarse en contexto. Puede ver esta acción en contexto en los siguientes ejemplos de código:

.NET
AWS SDK for .NET
nota

Hay más en marcha GitHub. Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS.

/// <summary> /// Initiate authorization. /// </summary> /// <param name="clientId">The client Id of the application.</param> /// <param name="userName">The name of the user who is authenticating.</param> /// <param name="password">The password for the user who is authenticating.</param> /// <returns>The response from the initiate auth request.</returns> public async Task<InitiateAuthResponse> InitiateAuthAsync(string clientId, string userName, string password) { var authParameters = new Dictionary<string, string>(); authParameters.Add("USERNAME", userName); authParameters.Add("PASSWORD", password); var authRequest = new InitiateAuthRequest { ClientId = clientId, AuthParameters = authParameters, AuthFlow = AuthFlowType.USER_PASSWORD_AUTH, }; var response = await _cognitoService.InitiateAuthAsync(authRequest); Console.WriteLine($"Result Challenge is : {response.ChallengeName}"); return response; }
  • Para API obtener más información, consulte InitiateAuthla AWS SDK for .NET APIReferencia.

Go
SDKpara Go V2
nota

Hay más información GitHub. Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS.

import ( "context" "errors" "log" "github.com/aws/aws-sdk-go-v2/aws" "github.com/aws/aws-sdk-go-v2/service/cognitoidentityprovider" "github.com/aws/aws-sdk-go-v2/service/cognitoidentityprovider/types" ) type CognitoActions struct { CognitoClient *cognitoidentityprovider.Client } // SignIn signs in a user to Amazon Cognito using a username and password authentication flow. func (actor CognitoActions) SignIn(ctx context.Context, clientId string, userName string, password string) (*types.AuthenticationResultType, error) { var authResult *types.AuthenticationResultType output, err := actor.CognitoClient.InitiateAuth(ctx, &cognitoidentityprovider.InitiateAuthInput{ AuthFlow: "USER_PASSWORD_AUTH", ClientId: aws.String(clientId), AuthParameters: map[string]string{"USERNAME": userName, "PASSWORD": password}, }) if err != nil { var resetRequired *types.PasswordResetRequiredException if errors.As(err, &resetRequired) { log.Println(*resetRequired.Message) } else { log.Printf("Couldn't sign in user %v. Here's why: %v\n", userName, err) } } else { authResult = output.AuthenticationResult } return authResult, err }
  • Para API obtener más información, consulte InitiateAuthla AWS SDK for Go APIReferencia.

JavaScript
SDKpara JavaScript (v3)
nota

Hay más información. GitHub Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS.

const initiateAuth = ({ username, password, clientId }) => { const client = new CognitoIdentityProviderClient({}); const command = new InitiateAuthCommand({ AuthFlow: AuthFlowType.USER_PASSWORD_AUTH, AuthParameters: { USERNAME: username, PASSWORD: password, }, ClientId: clientId, }); return client.send(command); };
  • Para API obtener más información, consulte InitiateAuthla AWS SDK for JavaScript APIReferencia.

Python
SDKpara Python (Boto3)
nota

Hay más información. GitHub Busque el ejemplo completo y aprenda a configurar y ejecutar en el Repositorio de ejemplos de código de AWS.

En este ejemplo, se muestra cómo iniciar la autenticación con un dispositivo del que se hace seguimiento. Para completar el inicio de sesión, el cliente debe responder correctamente a los desafíos de Secure Remote Password (SRP).

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 sign_in_with_tracked_device( self, user_name, password, device_key, device_group_key, device_password, aws_srp, ): """ Signs in to Amazon Cognito as a user who has a tracked device. Signing in with a tracked device lets a user sign in without entering a new MFA code. Signing in with a tracked device requires that the client respond to the SRP protocol. The scenario associated with this example uses the warrant package to help with SRP calculations. For more information on SRP, see https://en.wikipedia.org/wiki/Secure_Remote_Password_protocol. :param user_name: The user that is associated with the device. :param password: The user's password. :param device_key: The key of a tracked device. :param device_group_key: The group key of a tracked device. :param device_password: The password that is associated with the device. :param aws_srp: A class that helps with SRP calculations. The scenario associated with this example uses the warrant package. :return: The result of the authentication. When successful, this contains an access token for the user. """ try: 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, ) response_init = self.cognito_idp_client.initiate_auth( ClientId=self.client_id, AuthFlow="USER_PASSWORD_AUTH", AuthParameters={ "USERNAME": user_name, "PASSWORD": password, "DEVICE_KEY": device_key, }, ) if response_init["ChallengeName"] != "DEVICE_SRP_AUTH": raise RuntimeError( f"Expected DEVICE_SRP_AUTH challenge but got {response_init['ChallengeName']}." ) auth_params = srp_helper.get_auth_params() auth_params["DEVICE_KEY"] = device_key response_auth = self.cognito_idp_client.respond_to_auth_challenge( ClientId=self.client_id, ChallengeName="DEVICE_SRP_AUTH", ChallengeResponses=auth_params, ) if response_auth["ChallengeName"] != "DEVICE_PASSWORD_VERIFIER": raise RuntimeError( f"Expected DEVICE_PASSWORD_VERIFIER challenge but got " f"{response_init['ChallengeName']}." ) challenge_params = response_auth["ChallengeParameters"] challenge_params["USER_ID_FOR_SRP"] = device_group_key + device_key cr = srp_helper.process_challenge(challenge_params, {"USERNAME": user_name}) cr["USERNAME"] = user_name cr["DEVICE_KEY"] = device_key response_verifier = self.cognito_idp_client.respond_to_auth_challenge( ClientId=self.client_id, ChallengeName="DEVICE_PASSWORD_VERIFIER", ChallengeResponses=cr, ) auth_tokens = response_verifier["AuthenticationResult"] except ClientError as err: logger.error( "Couldn't start client sign in for %s. Here's why: %s: %s", user_name, err.response["Error"]["Code"], err.response["Error"]["Message"], ) raise else: return auth_tokens
  • Para API obtener más información, consulte InitiateAuthla AWS SDKreferencia de Python (Boto3). API