passwd stdin 选项

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<pre name="code" class="sql">--stdin              This option is used to indicate that passwd should read the new password from standard input, which can be a pipe.      这个选项用于 从标准输入 管道读入新的密码[root@master ~]# ssh 10.10.17.2 "echo 'a2p13mvh' | passwd --stdin root"[email protected]'s password: Changing password for user root.passwd: all authentication tokens updated successfully.

           

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