ec2_iam.tf

resource "aws_iam_instance_profile" "bastion_iam_profile" {
  name = "bastion_iam_profile"
  role = aws_iam_role.bastion_iam_role.name
}
resource "aws_iam_role" "bastion_iam_role" {
  name               = "bastion_iam_role"
  assume_role_policy = data.aws_iam_policy_document.bastion_iam_role_policy_document.json
}
data "aws_iam_policy_document" "bastion_iam_role_policy_document" {
  statement {
    actions = ["sts:AssumeRole"]
    principals {
      type        = "Service"
      identifiers = ["ec2.amazonaws.com"]
    }
  }
}
resource "aws_iam_policy_attachment" "ssm_core_policy_attach" {
  policy_arn = "arn:aws:iam::aws:policy/AmazonSSMManagedInstanceCore"
  roles      = [aws_iam_role.bastion_iam_role.name]
  name       = "ssm_core_policy_attach"
}
resource "aws_iam_policy_attachment" "rds_policy_attach" {
  policy_arn = "arn:aws:iam::aws:policy/AmazonRDSFullAccess"
  roles      = [aws_iam_role.bastion_iam_role.name]
  name       = "rds_policy_attach"
}
resource "aws_iam_policy_attachment" "ssm_patch_policy_attach" {
  policy_arn = "arn:aws:iam::aws:policy/AmazonSSMPatchAssociation"
  roles      = [aws_iam_role.bastion_iam_role.name]
  name       = "ssm_patch_policy_attach"
}