一個shell腳本實現linux集羣全部機器免密鑰登陸

1,先安裝expect yum install expectweb 2.生成密鑰 ssh-keygen(注,一路回車,不用管)shell 3.修改host文件 /etc/hostsbash 4.編寫shell腳本ssh #!/bin/bash SERVERS="flux01 flux02 flux03 flux04 flux05 flux06 flux07 flux08 flux09" PASSW

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