{
  "builders": [
    {
      "disk_type": "network-nvme",
      "folder_id": "",
      "image_description": "build by packer",
      "image_family": "centos",
      "image_name": "centos-7-base",
      "source_image_family": "centos-7",
      "ssh_username": "centos",
      "subnet_id": "",
      "token": "",
      "type": "yandex",
      "use_ipv4_nat": true,
      "zone": "ru-central1-a"
    }
  ],
  "provisioners": [
    {
      "inline": [
        "sudo yum -y update",
        "sudo yum -y install bridge-utils bind-utils iptables curl net-tools tcpdump rsync telnet openssh-server"
      ],
      "type": "shell"
    }
  ]
}