flatpak-enter - Enter an application
enter [OPTION...] MONITORPID COMMAND [ARG...]
Enter a running sandbox. SANDBOXEDPID must be the pid of a process running in a
flatpak sandbox. COMMAND is the command to run in the sandbox. Extra arguments
are passed on to the command.
This creates a new process within the running sandbox, with the same
environment. This is useful when you want to debug a problem with a running
This command requires extra privileges, so must be run as root or via e.g. sudo.
The following options are understood:
Show help options and exit.
Print debug information during command
Print version information and exit.
$ flatpak enter 15345 sh