嵌套虚拟化
物理机: windows 10 专业版,
k8s 节点: virtualbox 6.1.22 虚拟机,使用嵌套虚拟化,ubuntu 18.04.5, k8s 1.18.20。
Dockerfile
进入 windows server 2019下载目录(此目录应当只有一个iso)构建镜像
cd /media/sf_backup/dev/os/windows-server-1909
cat <<EOF | sudo tee Dockerfile
FROM scratch
ADD --chown=107:107 en_windows_server_2019_x64_dvd_4cb967d8.iso /disk/
EOF
docker build -t windows-server-2019:1909 .
w2019-1909-c.yaml
apiVersion: kubevirt.io/v1alpha3
kind: VirtualMachineInstance
metadata:
name: w2019-1909-c
labels:
kubevirt.io/domain: w2019-1909-c
spec:
domain:
firmware:
# this sets the bootloader type
bootloader:
bios: {
}
cpu:
sockets: 1
cores: 2
threads: 2
features:
acpi: {
}
apic: {
}
hyperv:
relaxed: {
}
vapic: {
}
vpindex: {
}
spinlocks:
spinlocks: 8191
resources:
requests:
memory: 4096M
cpu: 4
devices:
blockMultiQueue: true
#networkInterfaceMultiqueue: true
inputs:
- type: tablet
bus: usb
#bus: virtio
name: tablet1
disks:
- name: rootdisk
bootOrder: 1
disk:
bus: virtio
- name: containerdisk
bootOrder: 2
cdrom:
bus: sata
- name: virtiocontainerdisk
bootOrder: 3
cdrom:
bus: sata
interfaces:
- name: default
model: e1000
#bridge: {}
masquerade: {
}
networks:
- name: default
pod: {
}
volumes:
- name: containerdisk
containerDisk:
image: windows-server-2019:1909
- name: rootdisk
hostDisk:
capacity: 30Gi
path: /data/vm/instance/w2019-1909.img
type: DiskOrCreate
- name: virtiocontainerdisk
containerDisk:
image: kubevirt/virtio-container-disk:v0.37.0
kubectl create -f w2019-1909-c.yaml 创建虚拟机。
启动成功,运行 virtctl vnc w2019-1909-c 进行安装。
安装时,需要scan加载驱动,可选 Red Hat VirtIO SCSI controller。
w2019-1909-h.yaml
按照 w2019-1909-c.yaml 安装好windows2019后,可以使用 hostDisk 直接启动。
apiVersion: kubevirt.io/v1alpha3
kind: VirtualMachineInstance
metadata:
name: w2019-1909-h
labels:
kubevirt.io/domain: w2019-1909-h
spec:
domain:
firmware:
# this sets the bootloader type
bootloader:
bios: {
}
cpu:
sockets: 1
cores: 2
threads: 2
features:
acpi: {
}
apic: {
}
hyperv:
relaxed: {

该博客详细介绍了如何在Windows 10上的Kubernetes环境中使用VirtualBox进行嵌套虚拟化,部署Windows Server 2019。通过Dockerfile构建镜像,并利用KubeVirt创建VirtualMachineInstance,配置自动登录和安装脚本。内容包括设置自动无人值守安装、安装NFS客户端、挂载NFS、以及在Windows Server 2019中禁用用户帐户控制等步骤。
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