terraform {
  required_providers {
    yandex = {
      source = "yandex-cloud/yandex"
    }
  }
}

provider "yandex" {
  zone = "ru-central1-b"
}

resource "yandex_compute_instance" "vm" {
  count = 1

  name        = "vm${count.index}"
  platform_id = "standard-v1"
  boot_disk {
    initialize_params {
      image_id = "fd87j6d92jlrbjqbl32q" # ubuntu 22.04
      size     = 8
    }
  }

  network_interface {
    subnet_id = yandex_vpc_subnet.subnet1.id
    nat       = true
  }

  resources {
    cores         = 2
    memory        = 2
  }

  metadata = {
    ssh-keys = "ubuntu:${file("~/.ssh/id_ed25519.pub")}"
    hostname = "slinvm"
  }
}

resource "yandex_vpc_network" "network1" {
  name = "network1"
}

resource "yandex_vpc_subnet" "subnet1" {
  name           = "subnet1"
  v4_cidr_blocks = ["172.24.8.0/24"]
  network_id     = yandex_vpc_network.network1.id
}

resource "local_file" "ssh_connect" {
  file_permission = "0755"
  filename        = "${path.module}/ssh_connect"
  content         = <<EOT
#!/usr/bin/env bash
%{for host in yandex_compute_instance.vm~}
${trimspace("exec ssh ubuntu@${host.network_interface.0.nat_ip_address}")}
%{endfor~}
EOT
}