In cloudformation, AWS::ApiGateway::Method has a boolean property ApiKeyRequired . How can i achieve the same in SAM ? I know that we can enable using explicit swagger Configuration. which is like...

I have a lambda authorizer for my API Gateway authorization. When authorizer returns 401 or 403 I do not get CORS back in response header. I am using AWS::Serverless::Api resource, and after some r...

I have a Custom Authorizer with API Gateway. When deployed through SAM Module it also creates Options Method when you enable CORS. The thing I really don't understand is why the custom authorizer g...

I am using AWS SAM template for deployment of python AWS lambdas. The trigger for these functions are from existing S3 buckets. But in SAM template I am unable to use existing buckets (only new buc...

I have a Maven Project which has a module 'AddUser'. This module is basically a sam application. When trying to run the command 'sam build' from the project root path. I am getting the below error...

I work in a mono repo where I have a AWS SAM (lambda) application. The structure is more or less like so: . ├── my_folder1   ├── file1.py   ├── __init__.py    └── file2.py    ├── my_folder2   ...

I'm having an AWS SAM template file with some resources hosted on github, a codepipeline has been setted up to detect changes in the repo then create/update and execute changes on cloudformation st...

ORIGINAL QUESTIONS: How to get RegionalDomainName out of a AWS APIGateway DomainName in SAM Cloud-formation EDIT: I changed the question to hopefully get more traffic to this answer as it answers ...

I have created an API Gateway using AWS::Serverless::API in SAM and now I want to add Tags to Gateway in order to enforce security constraints on every Gateway with the same tag. Type: AWS::Serve...

I created a lambda function from a SAM template, and defined multiple triggers, but only one of these triggers is being created in cloudformation. This is my sam template: Myfunc: Type: AWS::Serv...

When creating an API Gateway using an OAS3 definition, the path and query parameter types get changed to strings. I can't find any AWS documentation stating the expected behavior or why this is. I ...

I'm using SAM Template to create my serverless application. Using the tag Policies under the properties of the resource I can add standard policies like this: Resources: QueryFunction: Type: AW...

So this is my SAM template: webApi: Type: AWS::Serverless::Api Properties: Auth: DefaultAuthorizer: CognitoAuthorizer Authorizers: CognitoAuthorizer: UserPoolArn: !GetAtt myUserPool.Arn Ad...

I am trying to configure a Lambda function's S3 policy bucket that is environment specific. I would like to be able to pass a variable during either "sam package" or "sam deploy" specifying "dev", ...

I am working on a project using AWS SAM local. I am invoking a function with sam local invoke which successfully executes the function. The lambda function writes an image file into /tmp/image.png ...

I'm trying to use AWS SAM to link a request validator resource to a serverless API in a SAM template. I have created the request validator and referenced the API in its RestApiId but the validator ...

I'm a kind of lost in the documentation. I want to push Python code to a repo and use CodePipeline to deploy Lambdas. I have CodeCommit repo, CodePipeline - so far this works and I can create/updat...

I have an API with around 150 endpoints. When I try to deploy the whole thing in one SAM (Serverless Application Model) template it fails (expected) because the 744 resources it wants to create is ...

I'm using AWS Serverless for building a small site with around 15 Lambda functions. My Cloudformation stack is completely built using SAM. I'm NOT using Lambda proxy integration. The Api section ...

I'm trying to use AWS SAM to deploy a simple API. When the API is simple (that is, does not specify explicitly an API Gateway). the deployment succeeds. However, the following deployment fails: A...

When configuring a SAM template and defining a AWS::Serverless::Function there is the Events param that accepts an Api type. Does this create an API Gateway resource? What is the difference between...

I have an apparently-simple requirement to create a proxy resource in SAM (Amazon's Serverless Application Model). So simple in fact that Amazon's documentation appears to leave this as an exercise...

I am new to Serverless and AWS SAM. I have tried creating a template.yaml for my new lambda functions and api gateway's of my application and deployed to AWS using AWS SAM. It worked fine. But my ...

I've a Lambda function written in Go that supposed to allow image file upload—via an HTML form/JavaScript and an API Gateway integration—into an S3 bucket, all defined in a SAM template. Here's an...

Instead of (A) following a more traditional route for running a web application on AWS (e.g., using Ruby/Sinatra or Python/Flask on AWS EC2 or Beanstalk), or (C) creating static HTML and JavaScri...