AWS IAM roles and policies to perform task in ECS

aws_ecs_task_execution.tf

resource "aws_iam_role" "ecs_task_execution" {
  name               = "noiselesstech_task_execution_role"
  assume_role_policy = <<DOC
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Sid": "",
      "Effect": "Allow",
      "Principal": {
        "Service": "ecs-tasks.amazonaws.com"
      },
      "Action": "sts:AssumeRole"
    }
  ]
}
DOC
}

resource "aws_iam_role_policy" "ecs_exec" {
  name = "noiselesstech_task_execution_policy"
  role = aws_iam_role.ecs_task_execution.id

  policy = <<DOC
{
  "Version": "2012-10-17",
  "Statement": [
    {
      "Effect": "Allow",
      "Action": [
        "ecr:GetAuthorizationToken",
        "ecr:BatchCheckLayerAvailability",
        "ecr:GetDownloadUrlForLayer",
        "ecr:BatchGetImage",
        "ecs:DescribeTaskDefinition",
        "ecs:ListServices",
        "ecs:DescribeServices",
        "logs:CreateLogGroup",
        "logs:CreateLogStream",
        "logs:PutLogEvents",
        "logs:DescribeLogStreams",
        "secretsmanager:GetSecretValue",
        "kms:Decrypt",
        "ssm:GetParameter",
        "ssm:GetParameters",
        "ssm:GetParameterHistory",
        "ssm:GetParametersByPath"
      ],
      "Resource": "*"
    }
  ]
}
DOC
}