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#!/bin/sh
#
on_exit() {
test $? -ne 0 || exit 0
echo "something unexpected happend, bailing to a recovery shell!" >&2
exec /bin/bash
}
trap "on_exit" EXIT TERM
set -u
set -e
mount -t proc proc /proc
mount -t sysfs sysfs /sys
mount -o remount,rw /
chown -Rf root:root / || true
chmod 777 /tmp
PATH=/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin
export PATH
apt-get update
apt-get install -y \
apt-utils \
grub-efi-arm64 \
ifupdown \
initramfs-tools \
isc-dhcp-client \
kmod \
linux-firmware \
net-tools \
openssh-server \
parted \
resolvconf \
sudo \
systemd \
udev \
vim \
# Increase ext4 partition to full disk size
umount proc # prevent partion in use message
parted --script /dev/sda resizepart 2 100%
mount -t proc proc /proc
resize2fs /dev/sda2
sync
ln -s /dev/null /etc/systemd/network/99-default.link
echo "nameserver 8.8.4.4" >> /etc/resolvconf/resolv.conf.d/head
echo "nameserver 8.8.8.8" >> /etc/resolvconf/resolv.conf.d/head
service resolvconf restart
echo "LABEL=Ubuntu-18.04 / ext4 defaults 0 0" >> etc/fstab
echo "LABEL=ESP /boot/efi vfat defaults 0 0" >> etc/fstab
mkdir /boot/efi
mount /boot/efi
mount -t efivarfs efivarfs /sys/firmware/efi/efivars/
grub-install || true
[ -e /linux-image-n1sdp.deb ] && dpkg -i /linux-image-n1sdp.deb
[ -e /linux-headers-n1sdp.deb ] && dpkg -i /linux-headers-n1sdp.deb
sed -ie 's/^GRUB_TIMEOUT_STYLE=.*$/GRUB_TIMEOUT_STYLE=menu/; s/^GRUB_TIMEOUT=.*$/GRUB_TIMEOUT=2/; s/GRUB_CMDLINE_LINUX_DEFAULT=.*$/GRUB_CMDLINE_LINUX_DEFAULT="earlycon vfio-pci.ids=10ee:9038"/' /etc/default/grub
update-grub
sync
# change root password
echo "root:root" | chpasswd
# Create user ubuntu:ubuntu
adduser ubuntu --gecos "ubuntu" --disabled-password
echo "ubuntu:ubuntu" | chpasswd
usermod -aG sudo ubuntu
cat <<EOF >/etc/modprobe.d/vfio.conf
# cat /etc/modprobe.d/vfio.conf
options vfio-pci ids=10ee:9038
softdep radeon pre: vfio-pci
softdep amdgpu pre: vfio-pci
softdep nouveau pre: vfio-pci
softdep drm pre: vfio-pci
options kvm_amd avic=1
EOF
update-initramfs -u
cat <<EOF >/etc/modules-load.d/vfio-pci.conf
# cat /etc/modules-load.d/vfio-pci.conf
vfio-pci
EOF
sync
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