main.yml

---

- name: Ensure that user manifests directory exists
  file:
    path: "{{ kubernetes_user_manifests_path }}/kubernetes"
    state: directory
    recurse: yes
  tags: [init, cni]

- name: Apply kube-proxy hostnameOverride
  block:
    - name: Copy kube-proxy daemonset hostnameOverride patch
      copy:
        src: hostnameOverride-patch.json
        dest: "{{ kubernetes_user_manifests_path }}/hostnameOverride-patch.json"

    - name: Check current command for kube-proxy daemonset
      shell: "{{bin_dir}}/kubectl get ds kube-proxy --namespace=kube-system -o jsonpath='{.spec.template.spec.containers[0].command}'"
      register: current_kube_proxy_command

    - name: Apply hostnameOverride patch for kube-proxy daemonset
      shell: "{{bin_dir}}/kubectl patch ds kube-proxy --namespace=kube-system --type=strategic -p \"$(cat hostnameOverride-patch.json)\""
      args:
        chdir: "{{ kubernetes_user_manifests_path }}"
      register: patch_kube_proxy_command
      when: not current_kube_proxy_command.stdout is search("--hostname-override=${NODE_NAME}")

    - debug: msg={{ patch_kube_proxy_command.stdout_lines }}
      when: patch_kube_proxy_command is not skipped

    - debug: msg={{ patch_kube_proxy_command.stderr_lines }}
      when: patch_kube_proxy_command is not skipped
  tags: init
  when:
    - not kube_proxy_remove

- name: Apply kube-proxy nodeselector
  block:
    - name: Copy kube-proxy daemonset nodeselector patch
      copy:
        src: nodeselector-os-linux-patch.json
        dest: "{{ kubernetes_user_manifests_path }}/nodeselector-os-linux-patch.json"

    # Due to https://github.com/kubernetes/kubernetes/issues/58212 we cannot rely on exit code for "kubectl patch"
    - name: Check current nodeselector for kube-proxy daemonset
      shell: "{{bin_dir}}/kubectl get ds kube-proxy --namespace=kube-system -o jsonpath='{.spec.template.spec.nodeSelector.beta.kubernetes.io/os}'"
      register: current_kube_proxy_state

    - name: Apply nodeselector patch for kube-proxy daemonset
      shell: "{{bin_dir}}/kubectl patch ds kube-proxy --namespace=kube-system --type=strategic -p \"$(cat nodeselector-os-linux-patch.json)\""
      args:
        chdir: "{{ kubernetes_user_manifests_path }}"
      register: patch_kube_proxy_state
      when: current_kube_proxy_state.stdout | trim | lower != "linux"

    - debug: msg={{ patch_kube_proxy_state.stdout_lines }}
      when: patch_kube_proxy_state is not skipped

    - debug: msg={{ patch_kube_proxy_state.stderr_lines }}
      when: patch_kube_proxy_state is not skipped
  tags: init
  when:
    - not kube_proxy_remove