#!ipxe
{{ if .ImageName }}
echo
echo ================================================================================
echo Warewulf v4 now booting: {{.Fqdn}} ({{.Hwaddr}})
echo
echo Image:         {{.ImageName}}
{{if .KernelVersion }}
echo Kernel:        {{.KernelVersion}}
{{else}}
echo Kernel:        {{.ImageName}} (image default)
{{end}}
echo KernelArgs:    {{.KernelArgs}}
echo

set uri_base http://{{.Ipaddr}}:{{.Port}}/provision/{{.Hwaddr}}?assetkey=${asset}&uuid=${uuid}
echo Warewulf Controller: {{.Ipaddr}}

echo Downloading Kernel Image:
kernel --name kernel ${uri_base}&stage=kernel       || goto reboot

# imgextract causes RAM space problems on non-EFI systems (because of the 3GB barrier
# in 32-Bit mode).
# -> Use the old initrd method with a compressed image to save as much RAM as possible
# in this early boot stage.
# See <https://github.com/warewulf/warewulf/issues/222> for more details.
iseq ${platform} efi && goto efi || goto noefi

:efi

# try extracting compressed images first
# NOTE: system overlay tends to be the smallest, so failure here is the cheapest
echo Downloading Image:
imgextract --name image ${uri_base}&stage=image&compress=gz || goto nocompress

echo Downloading System Overlay:
imgextract --name system ${uri_base}&stage=system&compress=gz       || goto reboot

echo Downloading Runtime Overlay:
imgextract --name runtime ${uri_base}&stage=runtime&compress=gz     && set runtime_initrd initrd=runtime || echo Failed downloading runtime overlay.

goto imoktogo

:nocompress

echo
echo Image extract not supported in this iPXE, using standard initrd mode

echo Downloading Image:
initrd --name image ${uri_base}&stage=image     || goto reboot

echo Downloading System Overlay:
initrd --name system ${uri_base}&stage=system           || goto reboot

echo Downloading Runtime Overlay:
initrd --name runtime ${uri_base}&stage=runtime         && set runtime_initrd initrd=runtime || echo Failed downloading runtime overlay.

goto imoktogo

:noefi

echo
echo Use legacy initrd mode with compressed images

echo Downloading Image:
initrd --name image ${uri_base}&stage=image&compress=gz || goto reboot

echo Downloading System Overlay:
initrd --name system ${uri_base}&stage=system&compress=gz       || goto reboot

echo Downloading Runtime Overlay:
initrd --name runtime ${uri_base}&stage=runtime&compress=gz     && set runtime_initrd initrd=runtime || echo Failed downloading runtime overlay.


:imoktogo

echo boot kernel initrd=image initrd=system ${runtime_initrd} wwid={{.Hwaddr}} {{.KernelArgs}}
boot kernel initrd=image initrd=system ${runtime_initrd} wwid={{.Hwaddr}} {{.KernelArgs}} ||  goto reboot

:reboot
echo
echo There was an error, rebooting in 15s...
echo
sleep 15
reboot
{{ else }}
echo ================================================================================
echo  Warewulf v4:
echo  No image defined for this node ({{.Fqdn}}).
echo  Rebooting in 30s.
echo ================================================================================
sleep 30
reboot
{{ end }}