infrastructure/iam.tf at 9a9cb2ba199c53e2a4ed12d83b18d09929a2ebf1 · Sakuten/infrastructure · GitHub

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resource "aws_iam_role" "ecs_service" {
  name = "tf_ecs_role"

  assume_role_policy = <<EOF
{
  "Version": "2008-10-17",
  "Statement": [
    {
      "Sid": "",
      "Effect": "Allow",
      "Principal": {
        "Service": "ecs.amazonaws.com"
      },
      "Action": "sts:AssumeRole"
    }
  ]
}
EOF

}

resource "aws_iam_role_policy" "ecs_service" {
  name = "tf_ecs_policy"
  role = aws_iam_role.ecs_service.name

  policy = <<EOF
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "ec2:Describe*",
        "elasticloadbalancing:DeregisterInstancesFromLoadBalancer",
        "elasticloadbalancing:DeregisterTargets",
        "elasticloadbalancing:Describe*",
        "elasticloadbalancing:RegisterInstancesWithLoadBalancer",
        "elasticloadbalancing:RegisterTargets"
      ],
      "Resource": "*"
    }
  ]
}
EOF

}

resource "aws_iam_instance_profile" "app" {
name = "tf-${var.base_name}-ecs-instprofile"
role = aws_iam_role.app_instance.name
}

resource "aws_iam_role" "app_instance" {
name = "tf-${var.base_name}-ecs-instance-role"

assume_role_policy = <<EOF
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "",
      "Effect": "Allow",
      "Principal": {
        "Service": "ec2.amazonaws.com"
      },
      "Action": "sts:AssumeRole"
    }
  ]
}
EOF

}

data "template_file" "instance_profile" {
template = file("${path.module}/instance-profile-policy.json")

vars = {
app_log_group_arn = aws_cloudwatch_log_group.app.arn
ecs_log_group_arn = aws_cloudwatch_log_group.ecs.arn
}
}

resource "aws_iam_role_policy" "instance" {
name = "TfEcsExampleInstanceRole"
role = aws_iam_role.app_instance.name
policy = data.template_file.instance_profile.rendered
}

resource "aws_iam_role" "lambda_iam" {
name = "iam_for_lambda"

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_attachment" "lamba_exec_role_eni" {
  role       = aws_iam_role.lambda_iam.name
  policy_arn = "arn:aws:iam::aws:policy/service-role/AWSLambdaVPCAccessExecutionRole"
}