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SSH 免密碼登錄配置

openss key yum all ssh 免密碼登錄 pub 免密 Opens nod

ssh-keygen -t rsa
cd .ssh/
cp id_rsa.pub authorized_keys
vi authorized_keys
添加別的節點pub。

SCP命令安裝
yum install openssh-clients

復制文件到別的節點
scp authorized_keys root@node1:~/.ssh/
scp authorized_keys root@node2:~/.ssh/
chmod 700 ~/
chmod 600 ~/.ssh/authorized_keys

ssh node1
ssh node2
ssh node3

SSH 免密碼登錄配置