{"variables": {
    "box_basename": "centos-6.8",
    "build_timestamp": "{{isotime \"20060102150405\"}}",
    "cpus": "1",
    "disk_size": "4096",
    "git_revision": "__unknown_git_revision__",
    "headless": "",
    "http_proxy": "{{env `http_proxy`}}",
    "https_proxy": "{{env `https_proxy`}}",
    "iso_checksum": "md5:0ca12fe5f28c2ceed4f4084b41ff8a0b",
    "iso_name": "CentOS-6.8-x86_64-minimal.iso",
    "ks_path": "centos-6.8/ks.cfg",
    "memory": "512",
    "metadata": "floppy/dummy_metadata.json",
    "mirror": "http://mirrors.aliyun.com/centos",
    "mirror_directory": "6.8/isos/x86_64",
    "name": "centos-6.8",
    "no_proxy": "{{env `no_proxy`}}",
    "template": "centos-6.8-x86_64",
    "version": "2.1.TIMESTAMP"
  },
  "builders":[
    {
      "boot_command": [
        "<tab> text ks=http://{{ .HTTPIP }}:{{ .HTTPPort }}/{{user `ks_path`}}<enter><wait>"
      ],
      "boot_wait": "10s",
      "disk_size": "{{user `disk_size`}}",
      "headless": "{{ user `headless` }}",
      "http_directory": "http",
      "iso_checksum": "{{user `iso_checksum`}}",
      "iso_checksum_type": "{{user `iso_checksum_type`}}",
      "iso_url": "{{user `mirror`}}/{{user `mirror_directory`}}/{{user `iso_name`}}",
      "output_directory": "packer-{{user `template`}}-qemu",
      "shutdown_command": "echo 'vagrant'|sudo -S /sbin/halt -h -p",
      "ssh_password": "vagrant",
      "ssh_port": 22,
      "ssh_username": "root",
      "ssh_timeout": "10000s",
      "type": "qemu",
      "vm_name": "{{ user `template` }}.raw",      
      "net_device": "virtio-net",
      "disk_interface": "virtio",
      "format": "raw"
    }
  ],
"post-processors":[
    {
      "type":"alicloud-import",
      "oss_bucket_name": "packer",
      "image_name": "packer_import",
      "image_os_type": "linux",
      "image_platform": "CentOS",
      "image_architecture": "x86_64",
      "image_system_size": "40",
      "region":"cn-beijing"
    }
  ]
}