summer_wqf的博客

1.查询ansible是否安装 rpm -ql ansible 若是安装了则先rpm -e ansible 2.配置管理主机免密其他主机 [root@zb-yunwei-test-203-51 .ssh]# ssh-keygen -t rsa -b 2048 Generating public/private rsa key pair. Enter file in which to save the key (/root/.ssh/id_rsa): Enter passphrase (empty f

1.前提配置好ansible，如图，这里不做介绍了。 2.定义主机群组 vim host.ini ############################################################# # # # writed by fangzhipeng 20200521 # # 注意：对于从库迁移至新集群环境