warewulf/etc/grub/grub.cfg.ww

echo
echo "Warewulf v4 (GRUB)"
echo
echo "Warewulf Server:"
echo "* Ipaddr: {{.Ipaddr}}"
echo "* Port: {{.Port}}"
echo "* Authority: {{.Authority}}"
echo
echo "This node:"
echo "* Fqdn: {{.Fqdn}}"
echo "* Hwaddr: {{.Hwaddr}}"
echo "* ImageName: {{.ImageName}}"
{{- if .KernelVersion }}
echo "* KernelVersion: {{.KernelVersion}}"
{{- else }}
echo "* KernelVersion: (image default)"
{{- end }}
echo "* KernelArgs: {{.KernelArgs}}"

{{- if not .ImageName }}
echo "!!"
echo "!! No image defined for {{.Fqdn}}."
echo "!! Rebooting in 30s...
echo "!!"
sleep 30
reboot
{{- end }}

echo "Reading asset key..."
smbios --type 3 --get-string 8 --set assetkey

base="(http,{{.Authority}})"
params="assetkey=${assetkey}"
kernel="${base}/kernel/${net_default_mac}?${params}"

set default={{ or .Tags.GrubMenuEntry "single-stage" }}
set timeout=2

menuentry "Single-stage boot" --id single-stage {
    echo "Warewulf Server:"
    echo "* Ipaddr: {{.Ipaddr}}"
    echo "* Port: {{.Port}}"
    echo
    echo "This node:"
    echo "* Fqdn: {{.Fqdn}}"
    echo "* Hwaddr: {{.Hwaddr}}"
    echo "* ImageName: {{.ImageName}}"
    {{- if .KernelVersion }}
    echo "* KernelVersion: {{.KernelVersion}}"
    {{- else }}
    echo "* KernelVersion: (image default)"
    {{- end }}
    echo "* KernelArgs: {{.KernelArgs}}"
    echo
    echo "Downloading kernel image..."
    linux $kernel wwid=${net_default_mac} {{.KernelArgs}}
    if [ $? != 0 ]
    then
        echo "!!"
        echo "!! Unable to load kernel."
        echo "!! Rebooting in 15s..."
        echo "!!"
        sleep 15
        reboot
    fi

    echo "Downloading images..."
    image="${base}/image/${net_default_mac}?${params}&compress=gz"
    system="${base}/system/${net_default_mac}?${params}&compress=gz"
    {{- if not (eq .TLS true) }}
    runtime="${base}/runtime/${net_default_mac}?${params}&compress=gz"
    {{- end }}
    initrd $image $system $runtime
    if [ $? != 0 ]
    then
        echo "!!"
        echo "!! Unable to load images."
        echo "!! Rebooting in 15s..."
        echo "!!"
        sleep 15
        reboot
    fi

    echo "Booting..."
    boot
}

menuentry "Single-stage boot (no compression)" --id single-stage-nocompress {
    echo "Warewulf Server:"
    echo "* Ipaddr: {{.Ipaddr}}"
    echo "* Port: {{.Port}}"
    echo
    echo "This node:"
    echo "* Fqdn: {{.Fqdn}}"
    echo "* Hwaddr: {{.Hwaddr}}"
    echo "* ImageName: {{.ImageName}}"
    {{- if .KernelVersion }}
    echo "* KernelVersion: {{.KernelVersion}}"
    {{- else }}
    echo "* KernelVersion: (image default)"
    {{- end }}
    echo "* KernelArgs: {{.KernelArgs}}"
    echo
    echo "Downloading kernel image..."
    linux $kernel wwid=${net_default_mac} {{.KernelArgs}}
    if [ $? != 0 ]
    then
        echo "!!"
        echo "!! Unable to load kernel."
        echo "!! Rebooting in 15s..."
        echo "!!"
        sleep 15
        reboot
    fi

    echo "Downloading images..."
    image="${base}/image/${net_default_mac}?${params}"
    system="${base}/system/${net_default_mac}?${params}"
    {{- if not (eq .TLS true) }}
    runtime="${base}/runtime/${net_default_mac}?${params}"
    {{- end }}
    initrd $image $system $runtime
    if [ $? != 0 ]
    then
        echo "!!"
        echo "!! Unable to load images."
        echo "!! Rebooting in 15s..."
        echo "!!"
        sleep 15
        reboot
    fi

    echo "Booting..."
    boot
}

menuentry "Two stage boot with dracut" --id dracut {
    echo "Warewulf Server:"
    echo "* Ipaddr: {{.Ipaddr}}"
    echo "* Port: {{.Port}}"
    echo
    echo "This node:"
    echo "* Fqdn: {{.Fqdn}}"
    echo "* Hwaddr: {{.Hwaddr}}"
    echo "* ImageName: {{.ImageName}}"
    {{- if .KernelVersion }}
    echo "* KernelVersion: {{.KernelVersion}}"
    {{- else }}
    echo "* KernelVersion: (image default)"
    {{- end }}
    echo "* KernelArgs: {{.KernelArgs}}"

    initramfs="${base}/initramfs/${net_default_mac}?${params}"

    wwinit_uri="http://{{.Ipaddr}}:{{.Port}}/provision/${net_default_mac}"
    wwinit_server="http://{{.Ipaddr}}:{{.Port}}"
    net_args="rd.neednet=1 {{range $devname, $netdev := .NetDevs}}{{if and $netdev.Hwaddr $netdev.Device}} ifname={{$netdev.Device}}:{{$netdev.Hwaddr}} {{end}}{{end}}"
    wwinit_args="root=wwinit:{{default "tmpfs" .Root}} wwinit.server=${wwinit_server} wwinit.uri=${wwinit_uri} init=/warewulf/run-init"

    echo
    echo "Downloading kernel image..."
    linux $kernel wwid=${net_default_mac} {{.KernelArgs}} $net_args $wwinit_args
    if [ $? != 0 ]
    then
        echo "!!"
        echo "!! Unable to load kernel."
        echo "!! Rebooting in 15s..."
        echo "!!"
        sleep 15
        reboot
    fi

    echo "Downloading initramfs..."
    initrd $initramfs
    if [ $? != 0 ]
    then
        echo "!!"
        echo "!! Unable to load initramfs."
        echo "!! Rebooting in 15s..."
        echo "!!"
        sleep 15
        reboot
    fi

    echo "Booting..."
    boot
}

menuentry "UEFI Firmware Settings" --id "uefi-firmware" {
    fwsetup
}

menuentry "System restart" {
    echo "System rebooting..."
    reboot
}

menuentry "System shutdown" {
    echo "System shutting down..."
    halt
}