How to connect to a server using another server by ssh in shell script? -


the scenario like:

server_a="servera.com" server_a_uname="usera" server_b="serverb.com" server_b_uname="userb"

i want write shell script fist connect server a, , connected server b. like:

#!/bin/sh ssh $server_a_uname@$server_a ...and ssh $server_b_uname@$server_b

but not able it. connect server only. how can achieve it?

you may able find previous question:

how use bash/expect check if ssh login works

depending on situation might execute remote ssh command , wait positive feedback.

see:

how use ssh run shell script on remote machine?


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