box-config.json

{
  "variables": {
    "version": ""
  },
  "provisioners": [
    {
      "type": "shell",
      "execute_command": "echo 'vagrant' | {{.Vars}} sudo -S -E bash '{{.Path}}'",
      "script": "scripts/ansible.sh"
    },
    {
      "type": "ansible-local",
      "playbook_file": "../shared/main.yml",
      "galaxy_file": "../shared/requirements.yml"
    },
    {
      "type": "shell",
      "execute_command": "echo 'vagrant' | {{.Vars}} sudo -S -E bash '{{.Path}}'",
      "script": "scripts/cleanup.sh"
    }
  ],
  "builders": [
    {
      "type": "virtualbox-iso",
      "boot_command": [
        "<tab> text ks=http://{{ .HTTPIP }}:{{ .HTTPPort }}/ks.cfg<enter><wait>"
      ],
      "boot_wait": "10s",
      "disk_size": 81920,
      "guest_os_type": "RedHat_64",
      "headless": true,
      "http_directory": "http",
      "iso_urls": [
        "CentOS-8.1.1911-x86_64-dvd1.iso",
        "http://mirror.mobap.edu/centos/8.1.1911/isos/x86_64/CentOS-8.1.1911-x86_64-dvd1.iso"
      ],
      "iso_checksum_type": "sha256",
      "iso_checksum": "3ee3f4ea1538e026fff763e2b284a6f20b259d91d1ad5688f5783a67d279423b",
      "ssh_username": "vagrant",
      "ssh_password": "vagrant",
      "ssh_port": 22,
      "ssh_wait_timeout": "1800s",
      "shutdown_command": "echo 'vagrant'|sudo -S /sbin/halt -h -p",
      "guest_additions_path": "VBoxGuestAdditions_{{.Version}}.iso",
      "virtualbox_version_file": ".vbox_version",
      "vm_name": "packer-centos-8-x86_64",
      "vboxmanage": [
        [
          "modifyvm",
          "{{.Name}}",
          "--memory",
          "2048"
        ],
        [
          "modifyvm",
          "{{.Name}}",
          "--cpus",
          "1"
        ]
      ]
    }
  ],
  "post-processors": [
    [
      {
        "output": "builds/{{.Provider}}-centos8.box",
        "type": "vagrant"
      },
      {
        "type": "vagrant-cloud",
        "box_tag": "geerlingguy/centos8",
        "version": "{{user `version`}}"
      }
    ]
  ]
}