ianchen06/ssh_tunnel.md

Created March 7, 2017 04:08

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Cool ssh tunnel tricks, keep alive in background

Raw

$ ssh -M -S my-ctrl-socket -fnNT -L 50000:localhost:3306 [email protected]
$ ssh -S my-ctrl-socket -O check [email protected]
Master running (pid=3517) 
$ ssh -S my-ctrl-socket -O exit [email protected]
Exit request sent.

from http://stackoverflow.com/questions/2241063/bash-script-to-setup-a-temporary-ssh-tunnel/15198031#15198031

also https://gist.github.com/scy/6781836