OpenSSH : Use SSHPass2021/07/19 |
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Use SSHPass to automate inputting password on password authentication.
This is convenient but it has security risks (leak of password), take special care if you use it.
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| [1] | Install SSHPass. |
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# install from EPEL [root@dlp ~]# dnf --enablerepo=epel -y install sshpass
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| [2] | How to use SSHPass. |
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# [-p password] : from argument [rocky@dlp ~]$ sshpass -p password ssh node01.srv.world hostname node01.srv.world # [-f file] : from file [rocky@dlp ~]$ echo 'password' > sshpass.txt [rocky@dlp ~]$ chmod 600 sshpass.txt [rocky@dlp ~]$ sshpass -f sshpass.txt ssh node01.srv.world hostname node01.srv.world # [-e] : from environment variable [rocky@dlp ~]$ export SSHPASS=password [rocky@dlp ~]$ sshpass -e ssh node01.srv.world hostname node01.srv.world |
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