Ubuntu Noble (6.8.0-48) on Proxmox 8.2.7 (6.8.12-4-pve) cloud-init i915-sriov-dkms

mk_ubuntu.sh

#!/usr/bin/bash
set -e

# References
# https://gist.github.com/scyto/e4e3de35ee23fdb4ae5d5a3b85c16ed3?permalink_comment_id=5266674#gistcomment-5266674
# https://github.com/UntouchedWagons/Ubuntu-CloudInit-Docs
# https://github.com/bbaa-bbaa/i915-sriov-dkms
# note to self: proxmox needs tools to inject things apt install --no-install-recommends --no-install-suggests guestfs-tools

# current as of now - this can probably be automated based on the image version - maybe deal with it when it's time to update
KERNEL_VERSION=6.8.0-48
KERNEL_RELEASE=${KERNEL_VERSION}-generic

VMID=8001

# Define these....
# ADMIN_USER=
# ADMIN_PASS=
# ADMIN_KEY=

# Download current Ubuntu cloud image
if [ ! -f ./noble-server-cloudimg-amd64.img ]; then
    curl -OL https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img
    qemu-img resize noble-server-cloudimg-amd64.img 32G
fi

# Download current i915 firmware
if [ ! -f ./i915-firmware.tar.gz ]; then
    mkdir -p ./firmware/i915
    wget -P ./firmware/i915 --random-wait -w 0.2 -r -nd -e robots=no -A '*.bin' --accept-regex '/plain/' https://git.kernel.org/pub/scm/linux/kernel/git/firmware/linux-firmware.git/tree/i915/
    tar -zcvf i915-firmware.tar.gz firmware
    rm -rf firmware
fi

# Inject i915 firmware into ubuntu image
if [ ! -f ./noble-server-cloudimg-amd64-i915-firmware.img  ]; then
    cp noble-server-cloudimg-amd64.img noble-server-cloudimg-amd64-i915-firmware.img 
    zcat i915-firmware.tar.gz | virt-tar-in -a noble-server-cloudimg-amd64-i915-firmware.img  - /lib
fi

# Clear out the old userscript
rm /var/lib/vz/snippets/ubuntu-noble-guc.yaml

# Add a new one
cat << EOF | tee /var/lib/vz/snippets/ubuntu-noble-guc.yaml
#cloud-config
runcmd:
    - set -xe # Die when you fail and output commands for debugging
    # Some mention of update/upgrade being required here in a FAQ somewhere. not sure if needed - it works without for me
    # - apt update
    # - apt upgrade -y
    - apt install -y qemu-guest-agent
    - systemctl start qemu-guest-agent
    - apt install -y linux-headers-${KERNEL_RELEASE} linux-headers-${KERNEL_VERSION} linux-image-${KERNEL_RELEASE} linux-modules-${KERNEL_RELEASE} linux-tools-${KERNEL_RELEASE} linux-modules-extra-${KERNEL_RELEASE}
    - apt-mark hold linux-headers-${KERNEL_RELEASE} linux-headers-${KERNEL_VERSION} linux-image-${KERNEL_RELEASE} linux-modules-${KERNEL_RELEASE} linux-tools-${KERNEL_RELEASE} linux-modules-extra-${KERNEL_RELEASE}
    - echo "options i915 enable_guc=3" | tee -a /etc/modprobe.d/i915.conf
    - apt install build-* dkms -y
    # This fork has some fixes for alder lake that i need (these drivers may be more current than the parent repo)
    - git clone https://github.com/bbaa-bbaa/i915-sriov-dkms.git
    - dkms add ./i915-sriov-dkms
    - GUCFIRMWARE_MINOR=13 dkms install -m i915-sriov-dkms -v \$(cat i915-sriov-dkms/VERSION) -k ${KERNEL_RELEASE} --force --kernelsourcedir /usr/src/linux-headers-${KERNEL_RELEASE}
    - update-initramfs -u -k all
    # reboot/shutdown was killing the script before it finished resulting in a supurfluous exception
    # - reboot
    - (sleep 5 && shutdown now) &
EOF

echo $ADMIN_KEY > ./admin-key.pub

qm create ${VMID} --name "ubuntu-noble-guc" --ostype l26 \
    --memory 2048 \
    --agent 1 \
    --bios ovmf \
    --efidisk0 local-zfs:0,pre-enrolled-keys=0 \
    --machine q35,viommu=intel \
    --cpu host,numa=1 --socket 1 --cores 2 \
    --vga serial0 --serial0 socket  \
    --net0 virtio,bridge=vmbr0,queues=8

qm importdisk ${VMID} noble-server-cloudimg-amd64-i915-firmware.img local-zfs
qm set ${VMID} --scsihw virtio-scsi-single --scsi0 local-zfs:vm-${VMID}-disk-1,discard=on,iothread=1,ssd=1
qm set ${VMID} --boot order=scsi0
# qm set ${VMID} --scsi1 local-zfs:cloudinit
qm set ${VMID} --ide0 local-zfs:cloudinit
qm set ${VMID} --cicustom "vendor=local:snippets/ubuntu-noble-guc.yaml"
qm set ${VMID} --tags ubuntu,noble,intel-guc,cloudinit
qm set ${VMID} --ciuser $ADMIN_USER
qm set ${VMID} --cipassword $ADMIN_PASS
qm set ${VMID} --sshkeys ./admin-key.pub
qm set ${VMID} --ipconfig0 ip=dhcp
qm set ${VMID} --hostpci0 mapping=i915-sriov-dkms,pcie=1

# Give it a kick to compile the module - the userscript will shut down when done
qm start ${VMID}

# qm template ${VMID}