Simple SSH jumphost for non-production usage.
Read more at https://igortkanov.com/convenient-homelab-ssh-jumphost/ for a complete instruction on how to quickly set this up.
The whole jumphost idea is meant to be used in homelab, experimental kind of environments. It is insecure as-is and must not be used with publicly-exposed hosts or production systems.
Executes upon a connection to the jumphost server, displays a menu to select the target host from. Uses fzf (https://github.com/junegunn/fzf).
Place the file on the jumphost server
Lists target servers to SSH into from the Jumphost. Place the file at .ssh/config on the jumphost server
Add the contents to the end of .bashrc on your Jumphost to run the script automatically, when you connect to the Jumphost server