将多个符合正则的文件拷贝到目标机器

- name: Copy
copy: src={{ item }} dest=/root/.sshkeys mode=0600
owner=root group=root
with_fileglob:
- keys/*.pub

将多个文件合并

- name: Assemble keys into authorized_keys file
assemble: src=/root/.sshkeys dest=/root/.ssh/authorized_keys
mode=0600 owner=root group=root

register

把任务的输出定义为变量，然后用于其他任务

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