使用Cobbler引导CoreOS（PXE方式）

准备引导文件

wget https://stable.release.core-os.net/amd64-usr/current/coreos_production_pxe.vmlinuz

wget https://stable.release.core-os.net/amd64-usr/current/coreos_production_pxe.vmlinuz.sig

wget https://stable.release.core-os.net/amd64-usr/current/coreos_production_pxe_image.cpio.gz

wget https://stable.release.core-os.net/amd64-usr/current/coreos_production_pxe_image.cpio.gz.sig

gpg --verify coreos_production_pxe.vmlinuz.sig

gpg --verify coreos_production_pxe_image.cpio.gz.sig

CoreOS在线版

首次启动使用的ignition文件：

storage:

  # 分区

  disks:

    - device: /dev/sda

      wipe_table: true #清空分区表

      partitions:

      - label: ROOT

  # 格式化

  filesystems:

  -&nb