#% if bootstrap_distribution == 'k0s' %#
#!/usr/bin/env bash

[ $(id -u) -eq 0 ] || exec sudo $0 $@

# Prepare
sudo apt-get update -y

# Timezone
timedatectl set-timezone "#{ bootstrap_timezone }#"

# Install Packages
apt-get install -y --no-install-recommends \
    apt-transport-https ca-certificates conntrack curl dirmngr gdisk gnupg hdparm htop \
    iptables iputils-ping ipvsadm libseccomp2 lm-sensors neofetch net-tools nfs-common \
    nvme-cli open-iscsi parted psmisc python3 python3-apt python3-kubernetes python3-yaml \
    smartmontools socat software-properties-common unzip util-linux

#% if bootstrap_advanced_flags|default({}) and bootstrap_advanced_flags.update_resolv_conf|default(true) %#
# Update DNS
chattr -i /etc/resolv.conf
rm -f /etc/resolv.conf
cat <<EOF > /etc/resolv.conf
search .
nameserver #{ bootstrap_dns_server|default('1.1.1.1', true) }#
EOF
chattr +i /etc/resolv.conf
#% endif %#

# Kernel Modules
for module in br_netfilter ceph ip_vs ip_vs_rr nbd overlay rbd; do
    if ! test -f /etc/modules-load.d/$module.conf; then
        echo $module > /etc/modules-load.d/$module.conf
    fi
done
systemctl restart systemd-modules-load.service

# Sysctls
cat <<EOF > /etc/sysctl.d/99-kubernetes.conf
fs.inotify.max_queued_events: 65536
fs.inotify.max_user_watches: 524288
fs.inotify.max_user_instances: 8192
EOF
sysctl -p /etc/sysctl.d/99-kubernetes.conf

# Disable swap
swapoff -a

# Disable AppArmor
if systemctl is-enabled apparmor.service; then
    systemctl mask apparmor.service
fi

# Neofetch
cat <<EOF > /etc/profile.d/neofetch.sh
neofetch --config none
EOF
chmod 755 /etc/profile.d/neofetch.sh

# Ensure k0s containerd directory exists
mkdir -p /etc/k0s/containerd.d
#% endif %#