exec ===

The command exec has some options:

rfswift exec --help
[...]
Usage:
  rfswift exec [flags]

Flags:
  -e, --command string     command to exec (required!)
  -c, --container string   container to run
  -h, --help               help for exec
  -i, --install string     install from function script (e.g: 'sdrpp_soft_install')

To get the container ID of a previous session, you can issue the command last documented here.

Once you have the desired container ID, you can execute a command inside a running or paused container as follows:

rfswift exec -c 83471263e5e5f9951d83ec27dec37ff5273f92411830b3a08d4053c05b773fe7 -e urh

Warning

This command will likely fail if you issue it against a Docker container associated to a build process.