kubespray/roles/network_plugin/contiv/tasks/pre-reset.yml

---
- name: reset | Check that kubectl is still here
  stat:
    path: "{{ bin_dir }}/kubectl"
  register: contiv_kubectl

- name: reset | Delete contiv netplugin and netmaster daemonsets
  kube:
    name: "{{ item }}"
    namespace: "kube-system"
    kubectl: "{{ bin_dir }}/kubectl"
    resource: "ds"
    state: absent
  with_items:
    - contiv-netplugin
    - contiv-netmaster
  register: contiv_cleanup_deletion
  tags:
    - network
  when:
    - contiv_kubectl.stat.exists
    - inventory_hostname == groups['kube-master'][0]

- name: reset | Copy contiv temporary cleanup script
  copy:
    src: ../files/contiv-cleanup.sh  # Not in role_path so we must trick...
    dest: /opt/cni/bin/cleanup
    owner: root
    group: root
    mode: 0750
  when:
    - contiv_kubectl.stat.exists

- name: reset | Lay down contiv cleanup template
  template:
    src: ../templates/contiv-cleanup.yml.j2  # Not in role_path so we must trick...
    dest: "{{ kube_config_dir }}/contiv-cleanup.yml"  # kube_config_dir is used here as contiv_config_dir is not necessarily set at reset
  register: contiv_cleanup_manifest
  when:
    - contiv_kubectl.stat.exists
    - inventory_hostname == groups['kube-master'][0]

- name: reset | Start contiv cleanup resources
  kube:
    name: "contiv-cleanup"
    namespace: "kube-system"
    kubectl: "{{ bin_dir }}/kubectl"
    resource: "ds"
    state: latest
    filename: "{{ kube_config_dir }}/contiv-cleanup.yml"
  when:
    - contiv_kubectl.stat.exists
    - inventory_hostname == groups['kube-master'][0]
  ignore_errors: true

- name: reset | Wait until contiv cleanup is done
  command: "{{ bin_dir }}/kubectl -n kube-system get ds contiv-cleanup -o jsonpath='{.status.numberReady}'"
  register: cleanup_done_all_nodes
  until: cleanup_done_all_nodes.stdout|int == groups['k8s-cluster']|length
  retries: 5
  delay: 5
  ignore_errors: true
  changed_when: false
  when:
    - contiv_kubectl.stat.exists
    - inventory_hostname == groups['kube-master'][0]