From 1ed3ae9ecbed1abd1731688cb760ce382bc335d8 Mon Sep 17 00:00:00 2001 From: Neil Hanlon Date: Tue, 16 May 2023 14:59:24 -0400 Subject: [PATCH] add RPI image --- Rocky-9-RPI-Base.ks | 168 ++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 168 insertions(+) create mode 100644 Rocky-9-RPI-Base.ks diff --git a/Rocky-9-RPI-Base.ks b/Rocky-9-RPI-Base.ks new file mode 100644 index 0000000..c3d6760 --- /dev/null +++ b/Rocky-9-RPI-Base.ks @@ -0,0 +1,168 @@ +# Kickstart to build Rocky 8 image for Raspberry Pi 4 hardware (aarch64) +# + +# Disk setup +clearpart --initlabel --all +part /boot --asprimary --fstype=vfat --size=300 --label=boot +part swap --asprimary --fstype=swap --size=512 --label=swap +part / --asprimary --fstype=ext4 --size=2800 --label=RPIROOT + +# Repos setup: +url --url http://download.rockylinux.org/stg/rocky/9/BaseOS/aarch64/os/ +repo --name="BaseOS" --baseurl=http://download.rockylinux.org/stg/rocky/9/BaseOS/aarch64/os/ --cost=100 +repo --name="AppStream" --baseurl=http://download.rockylinux.org/stg/rocky/9/AppStream/aarch64/os/ --cost=200 --install +repo --name="CRB" --baseurl=http://download.rockylinux.org/stg/rocky/9/CRB/aarch64/os/ --cost=300 --install +# Rocky Rpi kernel repo, we need a more permanent place for this: +repo --name="rockyrpi" --baseurl=https://download.rockylinux.org/stg/sig/9/altarch/aarch64/altarch-rockyrpi/ --cost=20 +repo --name="rockyextras" --baseurl=https://download.rockylinux.org/stg/rocky/9/extras/aarch64/os/ --cost=20 + +# Install process: +#text +keyboard us --xlayouts=us --vckeymap=us +rootpw --lock +# FIXME user creation here does not work ? +# user --name="rocky" --password="rockylinux" --plaintext --gecos="Rocky default user" --groups=wheel --uid=1000 +timezone --isUtc --nontp UTC +selinux --enforcing +firewall --enabled --port=22:tcp +network --bootproto=dhcp --device=link --activate --onboot=on +services --enabled=sshd,NetworkManager,chronyd,cpupower +shutdown +bootloader --location=none +lang en_US.UTF-8 +skipx + +# Package selection: +%packages +@core +#-grub2-tools-minimal +#-grub2-tools +#-grubby +#-grub2-common +chrony +cloud-utils-growpart +net-tools +NetworkManager-wifi +vim +bash-completion +nano +kernel-tools + +# Need these for setting default locale of en-US: +langpacks-en +glibc-all-langpacks + +# will enable rocky-release-rpi after full 9 release (and we have it in the -extras repo) +rocky-release-rpi +raspberrypi2-firmware +raspberrypi2-kernel4 + +%end + +# Post install scripts: +%post + +# Write initial boot line to cmdline.txt (we will update the root partuuid further down) +cat > /boot/cmdline.txt << EOF +console=ttyAMA0,115200 console=tty1 root= rootfstype=ext4 elevator=deadline rootwait +EOF + +# Apparently kickstart user was not working, attempt to do it here? +/sbin/useradd -c "Rocky Linux default user" -G wheel -m -U rocky +echo "rockylinux" | passwd --stdin rocky + +# Need to write several files to help with various things here. +# First, the all-important README : + +cat >/home/rocky/README << EOF +== Rocky 9 Raspberry Pi Image == + +This is a Rocky 9 install intended for Raspberry Pi 3b and 4 devices (architecture is aarch64). + +This image WILL NOT WORK on a Raspberry Pi 1 or 2 (1.1 or earlier), we are 64-bit only, and have no support for 32-bit ARM processors. Sorry :-/. + +The newer Pi Zero devices should be supported, as well as the Raspberry Pi 2 version 1.2 boards, which are 64-bit + + +IMAGE NOTES / DIFFERENCES FROM STOCK ROCKY 8: + + - Based on Rocky Linux 9, points to production Rocky 9 aarch64 repositories + - Includes script that fixes the wifi. Simple edit of a txt firmware settings file. Will need to be run whenever linux-firmware gets upgraded + - Includes @minimal-install , plus a few quality of life packages like vim, bash-completion, etc. + - Initial User "rocky" (default password: "rockylinux"). Root password disabled, rocky user is a sudoer + - Partitions are 300 MB /boot , 512 MB swap, 2800 MB rootfs. Requires a 4 GB or larger storage device to serve as your disk + +GROW YOUR PARTITION: + +If you want to automatically resize your root (/ ) partition, just type the following (as root user): +sudo rootfs-expand + +It should fill your main rootfs partition to the end of the disk. + +Thanks for your interest on Rocky-on-Rpi, feel free to share your experience or contribute in our chat channel at: https://chat.rockylinux.org/rocky-linux/channels/altarch ! + +-The Rocky Linux Team + +EOF + +# Run the fix-wifi script (extracts the .xz firmware) - should be installed via the rocky-release-rpi package +# (shouldn't be needed anymore - fixed in newer rpi kernel builds) +#fix-wifi-rpi.sh + +# Cleanup before shipping an image + +# Remove ifcfg-link on pre generated images +rm -f /etc/sysconfig/network-scripts/ifcfg-link + +# Remove machine-id on pre generated images +rm -f /etc/machine-id +touch /etc/machine-id + +# Ensure no ssh keys are present +rm -f "/etc/ssh/*_key*" + +# Clean yum cache +yum clean all + +# Fix weird sssd bug, where it gets its folder owned by the unbound user: +chown -R sssd:sssd /var/lib/sss/{db,pipes,mc,pubconf,gpo_cache} + +# Setting tuned profile to powersave by default -> sets the CPU governor to "ondemand". This prevents overheating issues +cat > /etc/sysconfig/cpupower << EOF +# See 'cpupower help' and cpupower(1) for more info +CPUPOWER_START_OPTS="frequency-set -g ondemand" +CPUPOWER_STOP_OPTS="frequency-set -g ondemand" +EOF + +%end + +# Add the PARTUUID of the rootfs partition to the kernel command line +# We must do this *outside* of the chroot, by grabbing the UUID of the loopmounted rootfs +%post --nochroot + +# Extract the UUID of the rootfs partition from /etc/fstab +UUID_ROOTFS="$(/bin/cat $INSTALL_ROOT/etc/fstab | \ +/bin/awk -F'[ =]' '/\/ / {print $2}')" + +# Get the PARTUUID of the rootfs partition +PART_UUID_ROOTFS="$(/sbin/blkid "$(/sbin/blkid --uuid $UUID_ROOTFS)" | \ +/bin/awk '{print $NF}' | /bin/tr -d '"' )" + +# Configure the kernel commandline +/bin/sed -i "s/root= /root=${PART_UUID_ROOTFS} /" $INSTALL_ROOT/boot/cmdline.txt +echo "cmdline.txt looks like this, please review:" +/bin/cat $INSTALL_ROOT/boot/cmdline.txt + +# Extract UUID of swap partition: +UUID_SWAP=$(/bin/grep 'swap' $INSTALL_ROOT/etc/fstab | awk '{print $1}' | awk -F '=' '{print $2}') + +# Fix swap partition: ensure page size is 4096 (differs on the aarch64 AWS build host) +/usr/sbin/mkswap -L "_swap" -p 4096 -U "${UUID_SWAP}" /dev/disk/by-uuid/${UUID_SWAP} + +%end +%post +# WiFi fix on Pi 3 Model B(image wont boot on Pi 3B w/o this fix) +cd /lib/firmware/brcm +xz -d -k brcmfmac43430-sdio.raspberrypi,3-model-b.txt.xz +%end +