kubespray/roles/kubernetes/node/tasks/install.yml

---
- name: install | Copy kubeadm binary from download dir
  synchronize:
    src: "{{ local_release_dir }}/kubeadm"
    dest: "{{ bin_dir }}/kubeadm"
    compress: no
    perms: yes
    owner: no
    group: no
  delegate_to: "{{ inventory_hostname }}"
  tags:
    - kubeadm

- name: install | Set kubeadm binary permissions
  file:
    path: "{{ bin_dir }}/kubeadm"
    mode: "0755"
    state: file
  tags:
    - kubeadm

- name: install | Copy kubelet binary from download dir
  synchronize:
    src: "{{ local_release_dir }}/hyperkube"
    dest: "{{ bin_dir }}/kubelet"
    compress: no
    perms: yes
    owner: no
    group: no
  delegate_to: "{{ inventory_hostname }}"
  tags:
    - hyperkube
    - upgrade
  notify: restart kubelet

- name: install | Set kubelet binary permissions
  file:
    path: "{{ bin_dir }}/kubelet"
    mode: "0755"
    state: file
  tags:
    - hyperkube
    - upgrade

- name: install | Copy socat wrapper for Container Linux
  command: "{{ docker_bin_dir }}/docker run --rm -v {{ bin_dir }}:/opt/bin {{ install_socat_image_repo }}:{{ install_socat_image_tag }}"
  args:
    creates: "{{ bin_dir }}/socat"
  when: ansible_os_family in ['CoreOS', 'Container Linux by CoreOS']

- name: install | Write kubelet systemd init file
  template:
    src: "kubelet.host.service.j2"
    dest: "/etc/systemd/system/kubelet.service"
    backup: "yes"
  notify: restart kubelet