c12s-kubespray/roles/kubernetes/node/tasks/pre_upgrade.yml
2020-02-07 02:19:43 -08:00

44 lines
1.5 KiB
YAML

---
- name: "Pre-upgrade | check if kubelet container exists"
shell: >-
{% if container_manager in ['crio', 'docker'] %}
docker ps -af name=kubelet | grep kubelet
{% elif container_manager == 'containerd' %}
crictl ps --all --name kubelet | grep kubelet
{% endif %}
failed_when: false
changed_when: false
register: kubelet_container_check
- name: "Pre-upgrade | copy /var/lib/cni from kubelet"
command: >-
{% if container_manager in ['crio', 'docker'] %}
docker cp kubelet:/var/lib/cni /var/lib/cni
{% elif container_manager == 'containerd' %}
ctr run --rm --mount type=bind,src=/var/lib/cni,dst=/cnilibdir,options=rbind:rw kubelet kubelet-tmp sh -c 'cp /var/lib/cni/* /cnilibdir/'
{% endif %}
args:
creates: "/var/lib/cni"
failed_when: false
when: kubelet_container_check.rc == 0
- name: "Pre-upgrade | ensure kubelet container service is stopped if using host deployment"
service:
name: kubelet
state: stopped
when: kubelet_container_check.rc == 0
- name: "Pre-upgrade | ensure kubelet container is removed if using host deployment"
shell: >-
{% if container_manager in ['crio', 'docker'] %}
docker rm -fv kubelet
{% elif container_manager == 'containerd' %}
crictl stop kubelet && crictl rm kubelet
{% endif %}
failed_when: false
changed_when: false
register: remove_kubelet_container
retries: 4
until: remove_kubelet_container.rc == 0
delay: 5
when: kubelet_container_check.rc == 0