Depends on

linux-kernel >= 4.16
bash >= 4
util-linux
dnsmasq
p7zip
curl
file
nfs-kernel-server
ncurses-bin

Dirs

/bootcode/[id]/id
/bootcode/[id]/name
/bootcode/[id]/bootcode.bin

/images/current_id
/images/[id]/id
/images/[id]/name
/images/[id]/bootfs
/images/[id]/rootfs

/nodes/current_id
/nodes/[id]/id
/nodes/[id]/name
/nodes/[id]/serial
/nodes/[id]/options
/nodes/[id]/image -> /images/[id]
/nodes/[id]/bootfs -> rootfs/boot
/nodes/[id]/rootfs_ro -> /images/[id]/rootfs
/nodes/[id]/rootfs_rw
/nodes/[id]/rootfs_work
/nodes/[id]/rootfs (overlay lower=image/rootfs,upper=rootfs_rw,work=rootfs_work rootfs)

/tftp/bootcode.bin -> /bootcode/[id]/bootcode.bin
/tftp/[serial] -> /nodes/[id]/bootfs

CLI

bootcode (only required for rpi < 4)

• bootcode get <img_id>
• bootcode rm
• bootcode ls
• bootcode set
• bootcode rename

images

• image get
• image rm
• image ls
• image rename

nodes

• node create [img_id]
• node rm
• node ls
• node rename
• node setimg <img_id>
• node attach
• node detach
• node option add
• node option del
• node option show

nfs

• nfs start
• nfs stop
• nfs restart
• nfs status
• nfs clients
• nfs endpoints

dnsmasq

• dnsmasq start
• dnsmasq stop
• dnsmasq restart
• dnsmasq status
• dnsmasq range [ip]

/etc/default/dnsmasq

ENABLED=1
DNSMASQ_OPTS="-p0"

/etc/dnsmasq.conf

dhcp-range=10.211.55.255,proxy
log-dhcp
enable-tftp
tftp-root=/var/lib/kpi/tftp
pxe-service=0,"Raspberry Pi Boot"