pip install -r requirements.txt

pip install .

$ python -m offshell -h
usage: __main__.py [-h] -n NAME [--version] [--etcd ETCD] [--purpose PURPOSE]
                   [--load-system-host-keys LOAD_SYSTEM_HOST_KEYS] [-o]
offshell opens an interactive shell into your offscale node.
optional arguments:
  -h, --help            show this help message and exit
  -n NAME, --name NAME  Name of node. /{purpose}/{node_name} will overwrite
                        `--purpose`.
  --version             show program's version number and exit
  --etcd ETCD           Server location [127.0.0.1:4001]
  --purpose PURPOSE, --cluster PURPOSE
                        Purpose of the node. Groups all together
                        (hierarchically). Defaults to: 'unclustered'
  --load-system-host-keys LOAD_SYSTEM_HOST_KEYS
                        Load host keys from a system (read-only) file.
  --load-ssh-config LOAD_SSH_CONFIG
                        Load SSH config from a system (read-only) file
  -o, --ssh-config      Output SSH config format. Don't connect.

$ python -m offshell -n node_name

$ python -m offshell -n node_name --ssh-config >> ~/.ssh/config