# Enable kernel modules
modprobe overlay
modprobe br_netfilter

# Add some settings to sysctl
tee /etc/sysctl.d/kubernetes.conf<<EOF
net.bridge.bridge-nf-call-ip6tables = 1
net.bridge.bridge-nf-call-iptables = 1
net.ipv4.ip_forward = 1
EOF

# Reload sysctl
sysctl --system

# Configure persistent loading of modules
tee /etc/modules-load.d/containerd.conf <<EOF
overlay
br_netfilter
EOF

# Install required packages
apt install -y curl gnupg2 software-properties-common apt-transport-https ca-certificates

# Add Docker repo
curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo gpg --dearmor -o /etc/apt/trusted.gpg.d/docker-archive-keyring.gpg

add-apt-repository -y "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"

# Install containerd
apt update
DEBIAN_FRONTEND=noninteractive apt install -y containerd.io

# Configure containerd and start service
mkdir -p /etc/containerd
containerd config default|sudo tee /etc/containerd/config.toml

# restart containerd
systemctl restart containerd
systemctl enable containerd
systemctl status  containerd