IAM Role: Worker Nodes, S3, and Redshift

This IAM role provides full access to EC2, S3, and Redshift as well as allows worker nodes to obtain their own IAM role:

{
    "Version": "2012-10-17",
    "Statement": [
        {
            "Effect": "Allow",
            "Action": [
                "ec2:*"
            ],
            "Resource": [
                "*"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "iam:PassRole"
            ],
            "Resource": [
                "*"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "s3:*"
            ],
            "Resource": [
                "*"
            ]
        },
        {
            "Effect": "Allow",
            "Action": [
                "redshift:*"
            ],
            "Resource": [
                "*"
            ]
        }
    ]
}