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---
- name: Create flannel release directory
  local_action: file
     path={{ local_release_dir }}/flannel
     recurse=yes
     state=directory
  delegate_to: "{{ groups['kube-master'][0] }}"

- name: Check if flannel release archive has been downloaded
  local_action: stat
     path={{ local_release_dir }}/flannel/flannel-{{ flannel_version }}-linux-amd64.tar.gz
  register: f_tar
  delegate_to: "{{ groups['kube-master'][0] }}"

# issues with get_url module and redirects, to be tested again in the near future
- name: Download flannel
  local_action: shell
    curl -o {{ local_release_dir }}/flannel/flannel-{{ flannel_version }}-linux-amd64.tar.gz -Ls {{ flannel_download_url }}/v{{ flannel_version }}/flannel-{{ flannel_version }}-linux-amd64.tar.gz
  when: not f_tar.stat.exists
  register: dl_flannel
  delegate_to: "{{ groups['kube-master'][0] }}"

- name: Extract flannel archive
  local_action: unarchive
     src={{ local_release_dir }}/flannel/flannel-{{ flannel_version }}-linux-amd64.tar.gz
     dest={{ local_release_dir }}/flannel copy=no
  when: dl_flannel|changed
  delegate_to: "{{ groups['kube-master'][0] }}"

- name: Pick up only flannel binaries
  local_action: copy
     src={{ local_release_dir }}/flannel/flannel-{{ flannel_version }}/flanneld
     dest={{ local_release_dir }}/flannel/bin
  when: dl_flannel|changed

- name: Delete unused flannel files
  local_action: file
     path={{ local_release_dir }}/flannel/flannel-{{ flannel_version }} state=absent
  when: dl_flannel|changed