rke2.yaml

# Deploy kubernetes via rke2 (which installs a bundled containerd).
# $ limactl start ./rke2.yaml
# $ limactl shell rke2 sudo kubectl
#
# It can be accessed from the host by exporting the kubeconfig file;
# the ports are already forwarded automatically by lima:
#
# $ export KUBECONFIG=$(limactl list rke2 --format 'unix://{{.Dir}}/copied-from-guest/kubeconfig.yaml')
# $ kubectl get no
# NAME            STATUS   ROLES                       AGE   VERSION
# lima-rke2       Ready    control-plane,etcd,master   68s   v1.27.3+rke2r1
#
# For more details of RKE2, please refer to https://docs.rke2.io/

minimumLimaVersion: 2.0.0

base: template:_images/ubuntu-lts

# Mounts are disabled in this template, but can be enabled optionally.
mounts: []

# containerd is managed by rke2, not by Lima, so the values are set to false here.
containerd:
  system: false
  user: false

provision:
- mode: system
  script: |
    #!/bin/sh
    if [ ! -d /var/lib/rancher/rke2 ]; then
      curl -sfL https://get.rke2.io | INSTALL_RKE2_CHANNEL=v1.34 sh -
    fi
    env | grep "http_proxy\|https_proxy\|no_proxy" > /etc/default/rke2-server
    sed -i "s/http_proxy/CONTAINERD_HTTP_PROXY/g" /etc/default/rke2-server
    sed -i "s/https_proxy/CONTAINERD_HTTPS_PROXY/g" /etc/default/rke2-server
    sed -i "s/no_proxy/CONTAINERD_NO_PROXY/g" /etc/default/rke2-server

    systemctl start rke2-server.service

probes:
- script: |
    #!/bin/bash
    set -eux -o pipefail
    if ! timeout 30s bash -c "until test -f /etc/rancher/rke2/rke2.yaml; do sleep 3; done"; then
            echo >&2 "rke2 is not running yet"
            exit 1
    fi
  hint: |
    The rke2 kubeconfig file has not yet been created.
    Run "limactl shell rke2 sudo journalctl -u rke2-server" to check the log.
    If that is still empty, check the bottom of the log at "/var/log/cloud-init-output.log".
copyToHost:
- guest: "/etc/rancher/rke2/rke2.yaml"
  host: "{{.Dir}}/copied-from-guest/kubeconfig.yaml"
  deleteOnStop: true
message: |
  To run `kubectl` on the host (assumes kubectl is installed), run the following commands:
  ------
  export KUBECONFIG="{{.Dir}}/copied-from-guest/kubeconfig.yaml"
  kubectl ...
  ------