kubespray/playbooks/install_etcd.yml

---
- name: Install etcd
  hosts: etcd:kube_control_plane
  gather_facts: False
  any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
  environment: "{{ proxy_disable_env }}"
  roles:
    - { role: kubespray-defaults }
    - role: etcd
      tags: etcd
      vars:
        etcd_cluster_setup: true
        etcd_events_cluster_setup: "{{ etcd_events_cluster_enabled }}"
      when: etcd_deployment_type != "kubeadm"

- name: Install etcd certs on nodes if required
  hosts: k8s_cluster
  gather_facts: False
  any_errors_fatal: "{{ any_errors_fatal | default(true) }}"
  environment: "{{ proxy_disable_env }}"
  roles:
    - { role: kubespray-defaults }
    - role: etcd
      tags: etcd
      vars:
        etcd_cluster_setup: false
        etcd_events_cluster_setup: false
      when:
        - etcd_deployment_type != "kubeadm"
        - kube_network_plugin in ["calico", "flannel", "canal", "cilium"] or cilium_deploy_additionally | default(false) | bool
        - kube_network_plugin != "calico" or calico_datastore == "etcd"