playbook handlers

# vim handlers.yml

---

- name: handler_test

  hosts: testhosts

  user: root

  tasks:

    - name: copy file

      copy: src=/etc/passwd dest=/tmp/aaa.txt     当对方机器上有对应的文件的时候是不会调用 handlers 的

      notify: test handlers

  handlers:

    - name: test handlers

      shell: echo "11111" >> /tmp/aaa.txt