aws_iam_user_policy_attachment

Attaches a Managed IAM Policy to an IAM user

resource "aws_iam_user" "user" {
    name = "test-user"
}

resource "aws_iam_policy" "policy" {
    name = "test-policy"
    description = "A test policy"
    policy = 	#omitted
}

resource "aws_iam_user_policy_attachment" "test-attach" {
    user = "${aws_iam_user.user.name}"
    policy_arn = "${aws_iam_policy.policy.arn}"
}

Argument Reference

The following arguments are supported:

user (Required) - The user the policy should be applied to
policy_arn (Required) - The ARN of the policy you want to apply

See the source of this document at Terraform.io