netboot.xyz/roles/netbootxyz/templates/menu/liveubuntu-default.ipxe.j2

#!ipxe

goto ${menu} ||

:live_menu
menu Live Ubuntu Default (Unity) - Current Arch [ ${arch} ]
iseq ${arch} x86_64 && set arch_a amd64 || set arch_a ${arch}
item --gap Live Ubuntu Default (Unity)
{% for key, value in endpoints.items() | sort %}
{% if value.os == "ubuntu" and 'squash' in key %}
item {{ key }} ${space} {{ value.os | title }} {{ value.version }} {{ value.flavor | title}}
{% endif %}
{% endfor %}
choose menu || goto live_exit
echo ${cls}
goto ${menu} ||
iseq ${sigs_enabled} true && goto verify_sigs || goto change_menu

{% for key, value in endpoints.items() | sort %}
{% if value.os == "ubuntu" and 'squash' in key %}
{% set kernel_name = value.kernel %}
:{{ key }}
set fetch_url ${live_endpoint}{{ value.path }}filesystem.squashfs
{% for key, value in endpoints.items() | sort %}
{% if key == kernel_name %}
kernel ${live_endpoint}{{ value.path }}vmlinuz boot=casper netboot=http fetch=${fetch_url} initrd=initrd
initrd ${live_endpoint}{{ value.path }}initrd
boot

{% endif %}
{% endfor %}
{% endif %}
{% endfor %}

:change_menu
chain ${menu}.ipxe || goto error
goto live_menu

:live_exit
clear menu
exit 0