Updating the API - AWS ParallelCluster

Updating the API

In this section, you will learn how to use one of the two available options to update the API.

Upgrading to a newer AWS ParallelCluster version

Option 1: To remove the existing API, delete the corresponding AWS CloudFormation stack and deploy the new API as shown above.

Option 2: To update the existing API, run the following commands: 

$ REGION=<region>
$ API_STACK_NAME=<stack-name>  # This needs to correspond to the existing API stack name
$ VERSION=3.13.2
$ aws cloudformation update-stack \
    --region ${REGION} \
    --stack-name ${API_STACK_NAME} \
    --template-url https://${REGION}-aws-parallelcluster.s3.${REGION}.amazonaws.com/parallelcluster/${VERSION}/api/parallelcluster-api.yaml \
    --capabilities CAPABILITY_NAMED_IAM CAPABILITY_AUTO_EXPAND
$ aws cloudformation wait stack-update-complete --stack-name ${API_STACK_NAME} --region ${REGION}