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---
- name: check for etcd existed
  stat:
    path: "{{ etcd_dir }}/etcd"
  ignore_errors: yes
  register: etcdexisted

- name: download etcd
  get_url:
    url={{ etcd_download_url }}
    dest=/opt/{{ etcd_tarball }}
  when:
    - etcdexisted.stat.exists is undefined or etcdexisted.stat.exists == false

- name: extract the etcd tarball
  unarchive:
    src=/opt/{{ etcd_tarball }}
    dest=/opt/
  when:
    - etcdexisted.stat.exists is undefined or etcdexisted.stat.exists == false

- name: Check if etcd is running
  shell: ps aux | grep etcd | grep -v grep
  ignore_errors: true
  register: service_etcd_status

- name: run etcd daemon service
  shell: nohup ./etcd --advertise-client-urls http://{{ etcd_host }}:{{ etcd_port }} --listen-client-urls http://{{ etcd_host }}:{{ etcd_port }} -advertise-client-urls http://{{ etcd_host }}:{{ etcd_peer_port }} -listen-peer-urls http://{{ etcd_host }}:{{ etcd_peer_port }} &>>etcd.log &
  become: true
  args:
    chdir: "{{ etcd_dir }}"
  when: service_etcd_status.rc != 0

- name: check etcd cluster health
  shell: ./etcdctl cluster-health
  become: true
  ignore_errors: true
  args:
    chdir: "{{ etcd_dir }}"