Created
September 17, 2025 12:09
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Remote ZFS
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| #!/usr/bin/env bash | |
| # This will allow the remote user to SSH to the machine | |
| # and manage an isolated ZFS dataset. | |
| REMOTEUSER=myremoteuser | |
| useradd -s /usr/bin/rbash $REMOTEUSER | |
| mkdir -p /home/$REMOTEUSER | |
| cd /home/$REMOTEUSER | |
| mkdir -p bin | |
| mkdir -p .ssh | |
| echo "ssh-ed25519 AAAAC............lfz root@$REMOTEUSER" >>.ssh/authorized_keys | |
| chown -R $REMOTEUSER .ssh | |
| chmod -R 0700 .ssh | |
| find .ssh -type f -exec chmod 0600 "{}" \; | |
| cat <<"EOF" | |
| # Restricted BASH settings | |
| # https://www.howtogeek.com/718074/how-to-use-restricted-shell-to-limit-what-a-linux-user-can-do/ | |
| unset -f $(compgen -A function) | |
| complete -r | |
| PATH="$HOME/bin" | |
| export PATH | |
| EOF | |
| ln -s ../../../usr/sbin/zfs bin/zfs | |
| ln -s ../../../usr/sbin/mbuffer bin/mbuffer | |
| ln -s .rbash_profile .bashrc | |
| ln -s .rbash_profile .profile | |
| touch .hush_login | |
| zfs allow $REMOTEUSER create,destroy,mount,receive,userprop tank/$REMOTEUSER | |
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