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Questions tagged [amazon-cognito-triggers]

Use this to group Amazon Cognito-based sub-queries related to Lambda triggers.

79 questions
18
votes
2 answers

lambda trigger callback vs context.done

I was following the guide here for setting up a presignup trigger. However, when I used callback(null, event) my lambda function would never actually return and I would end up getting an error { code: 'UnexpectedLambdaException', name:…
TemporaryFix
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15
votes
3 answers

Configure Cognito to send emails through third party such as SendGrid the proper way

I have tried to invoke the custom message function to send emails through SendGrid, well it worked but I don't have a way to stop AWS from sending through their emails. I have tried to set the messageAction to "SUPPRESS" but another problem arises.…
Kim Toston
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11
votes
3 answers

Post Confirmation doesn't trigger lambda function

My step: I created user by calling the AdminCreateUser API. I use my custom login form to do the first login I change password (because I'm in FORCE_PASSWORD_CHANGE status) Now the user is CONFIRMED Trigger doesn't fire.
Deepak
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8
votes
0 answers

AWS Cognito: Pass custom attributes for social media logins

I would like to implement a referral program for user signups and am looking to store the referee information as custom attributes in Cognito. I am using Amplify SDK for the same. I am able to store the custom attributes for custom logins (using…
Repakula Srushith
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6
votes
1 answer

Migrating social accounts (Google, Facebook) using AWS Cognito Migration Triggers

We have a Cognito user pool that we'd like to migrate to a new User Pool to take advantage of some different configuration. However, our pool contains users signed up with email, Google, and Facebook. I understand how to migrate email/password…
HMilbradt
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6
votes
1 answer

Can I make a call to AWS Cognito via a Lambda through the API gateway?

My current stack is like this: User creates an account via AWS Cognito A post confirmation lambda is triggered which then adds further user details to a database My database uses the sub id generated by cognito as the userId so they are the same.…
Blobafet
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5
votes
1 answer

AWS Cognito send invalid DeviceName in authEvents

I used CognitoIdentityServiceProvider.adminListUserAuthEvents for getting user auth events but received an invalid result. I logged in from Opera but Cognito displays that I used Chrome 8 (this is a mistake). I could fix that if I get original…
Alex Fomin
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5
votes
3 answers

Cant set AWS cognito triggers using CLI

I am trying to set a lambda trigger on cognito for Auth Challenge using AWS-CLI, which involves DefinAuthChallenge, CreateAuthChallenge, VerifyAuthChallenge etc. aws cognito-idp update-user-pool --user-pool-id <> --lambda-config…
Mukund Gandlur
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5
votes
2 answers

Cognito Lambda trigger socket timeout

I have a Lambda trigger on my cognito resource for the presignup trigger. I am following this example https://docs.aws.amazon.com/cognito/latest/developerguide/user-pool-lambda-pre-sign-up.html#aws-lambda-triggers-pre-registration-example I am…
TemporaryFix
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4
votes
1 answer

Data-specific Authorization with AWS Amplify & AWS Cognito

Background Hey, all. To start, I'm in the process of learning AWS Amplify / GraphQL, so I'm not sure if this is a GraphQL-specific question, or if it relates more to AWS Cognito. That said, if this question is considered off-topic, please direct me…
Donato Perconti
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4
votes
1 answer

AWS Cognito pre token generation lambda trigger

Can we trigger pre token generation lambda in AWS Cognito for app clients (client credentials)?
Gursharan Aulakh
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4
votes
0 answers

Serverless + Cognito, adminAddUserToGroup post confirm lambda trigger

I am crafting a post trigger lambda function with NodeJS to move a newly registered user to a specific pool: const AWS = require('aws-sdk'); const cognito = new AWS.CognitoIdentityServiceProvider(); export const hello = (event, context, callback)…
ilrein
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3
votes
0 answers

How to Force MFA_SETUP via Custom challenge for UserPool with OPTIONAL MFA after password verification in Cognito

I have a user pool where in want to use custom challenges along with TOTP MFA for authentication. I check if a user has TOTP setup or not in DefineAuthChallenge just after PASSWORD_VERIFIER challenge is complete. If not setup, I set next…
mihawk26
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3
votes
3 answers

AWS Cognito custom authentication flow - initiateAuth giving error

I am trying to make a custom authentication flow using AWS Cognito so that i can send MFA codes via email instead through the cognito triggers. I am using the initiateAuth() method to do this which is correct according to the…
dynamo
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3
votes
5 answers

How to send a custom message for CustomMessage_AdminCreateUser trigger?

When sending a custom email message for CustomMessage_AdminCreateUser trigger, I successfully change the emailSubject attribute in the event received from Amazon Cognito, but can't seem to change the emailMessage attribute. The email sent from…
Josip Kolarić
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