Comment 2 for bug 2062107

boot command line:

set default="0"
set timeout=0

menuentry 'Ephemeral' {
    echo 'Booting under MAAS direction...'
    linux (http,10.1.10.2:5248)/images/ubuntu/amd64/ga-22.04/jammy/candidate/boot-kernel nomodeset ro root=squash:http://10.1.10.2:5248/images/ubuntu/amd64/ga-22.04/jammy/candidate/squashfs ip=::::ficet:BOOTIF ip6=off overlayroot=tmpfs overlayroot_cfgdisk=disabled cc:\{'datasource_list': ['MAAS']\}end_cc cloud-config-url=http://10-1-10-0--23.maas-internal:5248/MAAS/metadata/latest/by-id/xnbkhw/?op=get_preseed log_host=10.1.10.2 log_port=5247 --- BOOTIF=01-${net_default_mac}
    initrd (http,10.1.10.2:5248)/images/ubuntu/amd64/ga-22.04/jammy/candidate/boot-initrd