netboot.xyz/src/debian.ipxe

#!ipxe

# Debian Operating System
# http://www.debian.org

goto ${menu}

:debian
set os Debian
clear debian_version
clear older_release
menu ${os} - ${arch_a} - Image Sig Checks: [${img_sigs_enabled}]
item --gap Latest Releases
item stretch ${space} ${os} 9.0 (stretch)
item jessie ${space} ${os} 8.0 (jessie)
item wheezy ${space} ${os} 7.0 (wheezy)
item --gap Testing Releases
item buster ${space} ${os} buster (testing)
item sid ${space} ${os} sid (unstable) 
item --gap Older Releases
item older_release ${space} Set release codename...
choose debian_version || goto debian_exit
iseq ${debian_version} older_release && goto older_release ||
goto mirrorcfg

:older_release
set older_release true
set debian_mirror archive.debian.org
echo Setting mirror to ${debian_mirror}
clear debian_version
echo -n Please set enter code name of release: ${} && read debian_version
set dir ${debian_base_dir}/dists/${debian_version}/main/installer-${arch_a}/current/images/netboot/
goto deb_boot_type

:mirrorcfg
set mirrorcfg mirror/suite=${debian_version}
set dir ${debian_base_dir}/dists/${debian_version}/main/installer-${arch_a}/current/images/netboot/
goto deb_boot_type

:deb_boot_type
menu ${os} [${debian_version}] Installer
item --gap Install types
item text ${space} Text Based Install
item graphical ${space} Graphical Based Install
item rescue ${space} Rescue Mode
item expert ${space} Expert Install
item preseed ${space} Specify preseed url...
choose --default ${type} type || goto debian

echo ${cls}
goto deb_${type}

:deb_rescue
set install_params rescue/enable=true
goto deb_text

:deb_expert
set install_params priority=low
goto deb_text

:deb_preseed
echo -n Specify preseed URL for ${os} ${debian_version}: && read preseedurl
set install_params auto=true priority=critical preseed/url=${preseedurl}
goto deb_text

:deb_text
set dir ${dir}${menu}-installer/${arch_a}
goto deb_boot

:deb_graphical
set dir ${dir}gtk/${menu}-installer/${arch_a}
set install_params vga=788
goto deb_boot

:deb_boot
imgfree
echo Boot parameters: ${install_params} -- quiet ${params}
kernel http://${debian_mirror}/${dir}/linux ${install_params} ${netcfg} ${mirrorcfg} ${console} -- quiet ${params} initrd=initrd.gz
initrd http://${debian_mirror}/${dir}/initrd.gz
echo
echo MD5sums:
md5sum linux initrd.gz
iseq ${img_sigs_enabled} true && iseq ${older_release} true && goto skip_sigs ||
iseq ${img_sigs_enabled} true && goto verify_sigs || goto skip_sigs
:verify_sigs
echo
echo Checking signatures...
imgverify linux ${sigs}${dir}/linux.sig || goto error
imgverify initrd.gz ${sigs}${dir}/initrd.gz.sig || goto error
echo Signatures verified!
echo
:skip_sigs
boot

:debian_exit
clear menu
exit 0