yum_repository 模組

1. 任務(tasks) 及善後處理 (handlers) 內要處理的工作，都可以參考 ansible-doc module-name 查詢模組文件範例來寫，例如 yum_repository。

   ceuser@deyu:~/ansible_pb$ ansible-doc yum_repository | grep ^EX -A14
   EXAMPLES:
   
   - name: Add repository
     ansible.builtin.yum_repository:
       name: epel
       description: EPEL YUM repo
       baseurl: https://download.fedoraproject.org/pub/epel/$releasever/$basearch/
   
   - name: Add multiple repositories into the same file (1/2)
     ansible.builtin.yum_repository:
       name: epel
       description: EPEL YUM repo
       file: external_repos
       baseurl: https://download.fedoraproject.org/pub/epel/$releasever/$basearch/
       gpgcheck: no