netboot.xyz/roles/netbootxyz/templates/menu/utils-efi.ipxe.j2

#!ipxe

menu Utilities - Image Sig Checks: [${img_sigs_enabled}]
item --gap Utilities:
{% for key, value in utilitiesefi.items() | sort(attribute='1.name') %}
{% if value.enabled %}
item {{ key }} ${space} {{ value.name }}
{% endif %}
{% endfor %}
item --gap netboot.xyz tools:
item nbxyz-custom ${space} Set Github username [user: ${github_user}]
item testdistro ${space} Test Distribution ISO
item testpr ${space} Test forked netboot.xyz branch or hash
choose --default ${menu} menu || goto utils_exit
echo ${cls}
goto ${menu} ||
chain ${menu}.ipxe || goto utils_exit
goto utils_exit

{% for key, value in utilitiesefi.items() | sort %}
{% if value.enabled | bool and value.type == "direct" %}
:{{ key }}
imgfree
kernel {{ value.kernel }}
initrd {{ value.initrd }}
boot
goto utils_exit
{% endif %}
{% endfor %}

:nbxyz-custom
echo EXPERIMENTAL
echo 
echo Make sure you have a fork of https://github.com/netbootxyz/netboot.xyz-custom.
echo You can then customize your fork as needed and set up your own custom options.
echo Once your username is set, a custom option will appear on the main menu.
echo
echo -n Please enter your Github username: ${} && read github_user
goto utils_exit 

:testdistro
echo This option will allow you to test booting an ISO using memdisk. Please
echo specify the URL of the ISO you want to test and it will automatically
echo attempt to load the ISO using memdisk.
echo -n URL: ${} && read distro_iso
kernel ${memdisk} iso raw
initrd ${distro_iso}
boot
goto utils_exit

:testpr
clear github_user
clear github_branch_or_hash
echo This will chainload into a testing branch of netboot.xyz. You'll need to enter
echo your Github username and the first part of the commit hash of the commit you want
echo to test or the branch name. This assumes you are testing from a forked netboot.xyz
echo repo.
echo
echo -n Specify Github username: ${} && read github_user
echo -n Specify Github branch name or commit hash ( i.e. my_feature or 30b7ca ): ${} && read github_branch_or_hash
echo
echo Attempting to chainload branch or hash:
chain --autofree https://raw.githubusercontent.com/${github_user}/netboot.xyz/${github_branch_or_hash}/src/menu.ipxe || echo Unable to find Github branch or hash... && sleep 5 && goto utils_exit
goto utils_exit

:utils_exit
clear menu
exit 0