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#!/bin/bash
set -euf -o pipefail
OS_DISTRO=$(. /etc/os-release; echo $ID)
OS_MAJOR_VERSION=$(. /etc/os-release; echo $VERSION_ID | cut -d . -f 1)
export DEBIAN_FRONTEND=noninteractive
apt-get update -q
apt-get full-upgrade -y -q
PYTHON_BASENAME="python"
if [ "$OS_DISTRO" == "ubuntu" ]; then
if [ "$OS_MAJOR_VERSION" -ge 20 ]; then PYTHON_BASENAME="python3"; fi
{% if cloud_provider == 'hcloud' %}
apt-get install -y -q --no-install-recommends linux-image-virtual
apt-get purge -y -q linux-image-generic intel-microcode amd64-microcode iucode-tool linux-firmware
{% endif %}
elif [ "$OS_DISTRO" == "debian" ]; then
if [ "$OS_MAJOR_VERSION" -ge 11 ]; then PYTHON_BASENAME="python3"; fi
{% if cloud_provider == 'hcloud' %}
apt-get purge -y -q intel-microcode amd64-microcode iucode-tool firmware-bnx2x firmware-realtek firmware-linux firmware-linux-free firmware-linux-nonfree
{% endif %}
fi
apt-get install -y -q --no-install-recommends openssh-server "$PYTHON_BASENAME" "$PYTHON_BASENAME-apt"
passwd -d root && passwd -l root
{% if install_distro == "debian" %}
sed -e 's/^allow-hotplug/auto/' -i /etc/network/interfaces
{% endif %}
sed -r 's#(\s+/var/log\s+ext4\s+)defaults#\1noatime,nodev,noexec#g' -i /etc/fstab
mkdir -p -m 0700 /target/root/.ssh
cat <<EOK > /root/.ssh/authorized_keys
{{ ssh_keys_root | join('\n') }}
EOK
{% if hostvars[install_hostname].ansible_port is defined %}
sed -e 's/^\(\s*#*\s*Port.*\)/Port {{ hostvars[install_hostname].ansible_port }}/' -i /etc/ssh/sshd_config
{% endif %}
{# this is actually only needed on ubuntu bionic and beyond but should not hurt on other installations either #}
swapoff -a
sed -e '/^\/swapfile/d' -i /etc/fstab
rm -f /swapfile
{% if install_cooked.disks.root_lvm_size != "all" %}
sed -e '/\/dummy/d' -i /etc/fstab
cat > /post-install-finalize <<EOF
#!/bin/bash
raid_devices=\$(mdadm -Q -Y --detail /dev/md2 2> /dev/null | awk -F = '/MD_DEVICE_.*_DEV=/ { print(\$2) }')
if [ -n "\$raid_devices" ]; then
mdadm --stop /dev/md2 2> /dev/null
for dev in \$raid_devices; do
wipefs -a "\$dev"
done
sed -e '/^ARRAY \/dev\/md\/2 /d' -i /etc/mdadm/mdadm.conf
update-initramfs -u
fi
rm -rf /dummy
EOF
chmod +x /post-install-finalize
{% endif %}
{% if install_distro == "debian" %}
update-grub
{% endif %}
echo "postinst.sh finished successfully"
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