insaneworks-packer-template CentOS 6-8 / FreeBSD 12 x64 + VirtualBox /用于包装模板的VMWare 用于VirtualBox的Packer构建 cd centos6 or centos7 or centos8 or freebsd12 packer validate [ CentOS_6.json | CentOS_7.json | CentOS_8.json | FreeBSD12.json ] VERSION=v20210102 packer build [ -only virtualbox-iso | -only vm