- name: 准备备份目录
  file: name=/backup/k8s state=directory

- name: 执行etcd 数据备份
  shell: "cd /backup/k8s && \
	ETCDCTL_API=3 {{ bin_dir }}/etcdctl snapshot save snapshot.db"

- name: 获取etcd 数据备份
  fetch:
    src: /backup/k8s/snapshot.db
    dest: /etc/ansible/roles/cluster-backup/files/
    flat: yes
  run_once: true