Scenario requirements:
* Environment A: S3 bucket
* Environment B: S3 bucket and EC2 : The EC2 is not necessary, aws cli can be
installed locally.
* AWS IAM user creation on both accounts with permissions: PowerUserAccess and
AmazonS3FullAccess
Create environment A S3 bucket
Update S3 bucket permissions > Bucket policy
{
"Version": "2012-10-17",
"Id": "
",
"Statement"