xdr-terraform-modules/base/splunk_servers/customer_searchhead/instance_profile.tf

module "instance_profile" {
  source = "../../../submodules/iam/base_instance_profile"
  prefix = "xdr-custsh"
  aws_partition = var.aws_partition
  aws_account_id = var.aws_account_id
}

# Customer SH Specific Policy
resource "aws_iam_policy" "instance_policy" {
  name        = "custsh_instance_policy"
  path        = "/launchroles/"
  description = "This policy allows custsh-specific functions"
  policy      = data.aws_iam_policy_document.instance_policy_doc.json
}

data "aws_iam_policy_document" "instance_policy_doc" {
  statement {
    sid    = "AllowAssumeRoleToSplunkApps"
    effect = "Allow"

    actions = [
      "sts:AssumeRole"
    ]

    resources = [
      "arn:${ var.aws_partition }:iam::${ var.aws_account_id }:role/service/splunk-apps-s3"
    ]
  }
}

resource "aws_iam_role_policy_attachment" "instance_policy_attach" {
  role       = module.instance_profile.role_id
  policy_arn = aws_iam_policy.instance_policy.arn
}