| 关键词: root ssh chanjet dsa 192.168 passphrase 21 id 节点 Enter |
1.在服务器端(192.168.0.1)产生密钥 [root@chanjet21 ~]# cd /root/.ssh/ [root@chanjet21 .ssh]# ls known_hosts [root@chanjet21 .ssh]# ssh-keygen -t dsa Generating public/private dsa key pair. Enter file in which to save the key (/root/.ssh/id_dsa): Enter passphrase (empty for no passphrase): Enter same passphrase again: Your identification has been saved in /root/.ssh/id_dsa. Your public key has been saved in /root/.ssh/id_dsa.pub. The key fingerprint is: 26:67:d7:2c:27:8f:01:ea:a6:6c:34:d3:9d:04:ac:08 root@chanjet21 [root@chanjet21 .ssh]# ls id_dsa id_dsa.pub known_hosts 于是生成了id_dsa id_dsa.pub两个文件。 2. #cp id_sda.pub authorized_keys 3.然后将。ssh文件夹拷贝覆盖各个节点间。ssh目录 [root@chanjet21 .ssh]# scp -r /root/.ssh/ [email protected]:/root/ [root@chanjet21 .ssh]# scp -r /root/.ssh/ [email protected]:/root/ [root@chanjet21 .ssh]# scp -r /root/.ssh/ [email protected]:/root/ 此时便可从服务器端无需密码就可以登录到各个节点。 |
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