OpenSSH : Use SSHPass2022/04/25 |
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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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root@dlp:~# apt -y install sshpass
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| [2] | How to use SSHPass. |
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# [-p password] : from argument # if initial connection, add [StrictHostKeyChecking=no] ubuntu@dlp:~$ sshpass -p password ssh -o StrictHostKeyChecking=no 10.0.0.51 hostname node01.srv.world # [-f file] : from file ubuntu@dlp:~$ echo 'password' > sshpass.txt ubuntu@dlp:~$ chmod 600 sshpass.txt ubuntu@dlp:~$ sshpass -f sshpass.txt ssh 10.0.0.51 hostname node01.srv.world # [-e] : from environment variable ubuntu@dlp:~$ export SSHPASS=password ubuntu@dlp:~$ sshpass -e ssh 10.0.0.51 hostname node01.srv.world |
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