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Configure Fedora Cloud with GPT with Hybrid Boot

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Fedora Cloud is now set up so that it builds the disk with
GPT partitioning and has a specific partitioning layout so
that the resulting images are equipped to boot either with
legacy BIOS or UEFI.

Reference: https://fedoraproject.org/wiki/Changes/FedoraCloudHybridBoot

Signed-off-by: Neal Gompa <ngompa13@gmail.com>
This commit is contained in:
Neal Gompa 2021-07-02 21:33:02 -04:00
parent c970f81e4e
commit 611edda149
3 changed files with 16 additions and 6 deletions
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2
fedora-cloud-base-gcp.ks
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@ -9,7 +9,7 @@
# Don't show bootloader as it's impossible for the user to get to it in time
# So we might as well not waste the 1 second on each boot.
# https://cloud.google.com/compute/docs/import/import-existing-image
bootloader --timeout=0 --append="no_timer_check net.ifnames=0 console=ttyS0,38400n8d"
bootloader --timeout=0 --location=mbr --append="no_timer_check net.ifnames=0 console=ttyS0,38400n8d"
# redefine `services` here to drop cloud-init systemd unit enablements from
# fedora-cloud-base.ks since we don't use them.

2
fedora-cloud-base-vagrant.ks
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@ -19,7 +19,7 @@ rootpw vagrant
# even on VirtualBox virt, we get a primary network device with "eth0" as the name
# This simplifies things and allows a single disk image for both supported Vagrant
# platforms (virtualbox and kvm)
bootloader --timeout=1 --append="no_timer_check console=tty1 console=ttyS0,115200n8 net.ifnames=0 biosdevname=0"
bootloader --timeout=1 --location=mbr --append="no_timer_check console=tty1 console=ttyS0,115200n8 net.ifnames=0 biosdevname=0"
%packages
# The default koji Vagrantfile configuration uses rsync to sync files between

18
fedora-cloud-base.ks
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@ -32,13 +32,19 @@ rootpw --lock --iscrypted locked
firewall --disabled
# We pass net.ifnames=0 because we always want to use eth0 here on all the cloud images.
bootloader --timeout=1 --append="no_timer_check net.ifnames=0 console=tty1 console=ttyS0,115200n8"
bootloader --timeout=1 --location=mbr --append="no_timer_check net.ifnames=0 console=tty1 console=ttyS0,115200n8"
services --enabled=sshd,cloud-init,cloud-init-local,cloud-config,cloud-final
zerombr
clearpart --all
autopart --type=btrfs --noswap
# Configure for gpt with bios+uefi
clearpart --all --initlabel --disklabel=gpt
part biosboot --size=1 --fstype=biosboot
part /boot/efi --size=100 --fstype=efi
part /boot --size=500 --fstype=ext4 --label=boot
part btrfs.007 --size=2000 --fstype=btrfs --grow
btrfs none --label=fedora btrfs.007
btrfs /home --subvol --name=home LABEL=fedora
btrfs / --subvol --name=root LABEL=fedora
%include fedora-repo.ks
@ -87,6 +93,10 @@ qemu-guest-agent
##### begin kickstart post ###########################################
%post --erroronfail
# Blivet sets pmbr_boot flag erroneously and we need to purge it
# otherwise it'll fail to boot
parted /dev/vda disk_set pmbr_boot off
# linux-firmware is installed by default and is quite large. As of mid 2020:
# Total download size: 97 M
# Installed size: 268 M