ansible kube conditional download

play run

TASK: [flannel | Determine if Flannel extracted tar binaries exist] *********** 
ok: [172.22.111.163] => (item=flanneld)
ok: [172.22.111.163] => (item=mk-docker-opts.sh)

TASK: [flannel | Extract tar file] ******************************************** 
skipping: [172.22.111.163] => (item=flanneld)
skipping: [172.22.111.163] => (item=mk-docker-opts.sh)

TASK: [flannel | debug var=fb] ************************************************ 
ok: [172.22.111.163] => {
    "var": {
        "fb": {
            "changed": false, 
            "msg": "All items completed", 
            "results": [
                {
                    "changed": false, 
                    "invocation": {
                        "module_args": "path=/opt/flannel-0.5.5/flanneld", 
                        "module_complex_args": {}, 
                        "module_name": "stat"
                    }, 
                    "item": "flanneld", 
                    "stat": {
                        "exists": false
                    }
                }, 
                {
                    "changed": false, 
                    "invocation": {
                        "module_args": "path=/opt/flannel-0.5.5/mk-docker-opts.sh", 
                        "module_complex_args": {}, 
                        "module_name": "stat"
                    }, 
                    "item": "mk-docker-opts.sh", 
                    "stat": {
                        "exists": false
                    }
                }
            ]
        }
    }
}

....

TASK: [flannel | Start flannel] *********************************************** 
failed: [172.22.111.163] => {"failed": true}
msg: Job for flanneld.service failed because the control process exited with error code. See "systemctl status flanneld.service" and "journalctl -xe" for details.


FATAL: all hosts have already failed -- aborting

PLAY RECAP ******************************************************************** 
           to retry, use: --limit @/root/cluster.retry

172.22.111.163             : ok=76   changed=1    unreachable=0    failed=1   

task

- name: Determine if Flannel extracted tar binaries exist
  stat: path={{ bin_path }}/flannel-{{ flannel_version }}/{{ item }}
  register: fb
  changed_when: false
  always_run: yes
  with_items:
    - flanneld
    - mk-docker-opts.sh

- name: Extract tar file
  unarchive:
    src: "{{ ansible_temp_dir }}/flannel-{{ flannel_version }}-linux-amd64.tar.gz"
    dest: "{{ bin_path }}"
    copy: no
  when: not "fb.{{ item }}.stat.exists"
  with_items:
    - flanneld
    - mk-docker-opts.sh

- debug: var=fb