#cloud-config
packages:
- curl
users:
- name: cluster
  shell: /bin/bash
runcmd:
# configure correct routing via NAT
- ip route add default via ${network_gateway}
- NIC=$(ifconfig | grep -q enp7s0 && echo enp7s0 || echo ens10)
- echo "[Match]" > /etc/systemd/network/10-$NIC.network
- echo "Name=$NIC" >> /etc/systemd/network/10-$NIC.network
- echo "[Network]" >> /etc/systemd/network/10-$NIC.network
- echo "DHCP=yes" >> /etc/systemd/network/10-$NIC.network
- echo "Gateway=${network_gateway}" >> /etc/systemd/network/10-$NIC.network
- sed -e "s/#DNS=/DNS=${dns_servers}/" -i /etc/systemd/resolved.conf
- systemctl restart systemd-resolved
# update system dependency-lists
- apt-get update -y
# install k3s but do not start yet
- curl -sfL https://get.k3s.io | tee install-k3s | INSTALL_K3S_SKIP_ENABLE=true sh -s -
# wait for the server node to be ready by trying to connect to it
- until curl -k https://${server_ip}:6443; do sleep 5; done
# Enable and start k3s-agent
- cat install-k3s | K3S_TOKEN=${k3s_token} sh -s - agent --server https://${server_ip}:6443