[Unit]
Description=Lightweight Kubernetes
Documentation=https://k3s.io
After=network-online.target

[Service]
Type=notify
EnvironmentFile=/etc/systemd/system/k3s.service.env
{% if kubernetes_master|bool %}
ExecStart=/usr/local/bin/k3s server --flannel-backend=wireguard --disable traefik --secrets-encryption
{% else %}
ExecStart=/usr/local/bin/k3s agent --server https://{{ kubernetes_master }}:6443 --token ${NODE_TOKEN}
{% endif %}
KillMode=process
Delegate=yes
# Having non-zero Limit*s causes performance problems due to accounting overhead
# in the kernel. We recommend using cgroups to do container-local accounting.
LimitNOFILE=1048576
LimitNPROC=infinity
LimitCORE=infinity
TasksMax=infinity
TimeoutStartSec=0
Restart=always
RestartSec=5s

[Install]
WantedBy=multi-user.target