AWS IAM policy for alb-ingress-controller (see https://github.com/helm/charts/tree/master/incubator/aws-alb-ingress-controller). This grants the necessary permissions to create and manage ALBs for supporting Kubernetes Ingress resources.

alb-ingress-iam-policy.json

{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": ["acm:DescribeCertificate", "acm:ListCertificates"],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "ec2:AuthorizeSecurityGroupIngress",
        "ec2:CreateSecurityGroup",
        "ec2:CreateTags",
        "ec2:DeleteSecurityGroup",
        "ec2:DescribeInstances",
        "ec2:DescribeSecurityGroups",
        "ec2:DescribeSubnets",
        "ec2:DescribeTags",
        "ec2:DescribeVpcs",
        "ec2:ModifyInstanceAttribute",
        "ec2:RevokeSecurityGroupIngress"
      ],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": ["elasticloadbalancing:*"],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": ["iam:GetServerCertificate", "iam:ListServerCertificates"],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": ["waf-regional:GetWebACLForResource"],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": ["tag:GetResources"],
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "waf:GetWebACL",
        "waf:AssociateWebACL",
        "waf:DisassociateWebACL"
      ],
      "Resource": "*"
    }
  ]
}