permissions.tf

# permissions.tf: IAM role and policy giving access to the required resources for our lambda function
# Copyright (c) 2016 Gabor Maylander (gabormay@github)

resource "aws_iam_role" "ebs_backup_role" {
    name = "ebs_backup_role"
    assume_role_policy = <<EOF
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Action": "sts:AssumeRole",
      "Principal": {
        "Service": "lambda.amazonaws.com"
      },
      "Effect": "Allow",
      "Sid": ""
    }
  ]
}
EOF
}

resource "aws_iam_role_policy" "ebs_backup_policy" {
    name = "ebs_backup_policy"
    role = "${aws_iam_role.ebs_backup_role.id}"
    policy = <<EOF
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": ["logs:*"],
      "Resource": "arn:aws:logs:*:*:*"
    },
    {
      "Effect": "Allow",
      "Action": "ec2:Describe*",
      "Resource": "*"
    },
    {
      "Effect": "Allow",
      "Action": [
        "ec2:CreateTags",
        "ec2:CreateSnapshot",
        "ec2:DeleteSnapshot",
        "ec2:ModifySnapshotAttribute",
        "ec2:ResetSnapshotAttribute"
      ],
      "Resource": ["*"]
    }
  ]
}
EOF
}