mod_admin_socket: Return error on unhandled input to prevent apparent freeze
When mod_admin_socket is loaded without mod_admin_shell, attempt to use
`prosodyctl shell` will appear to freeze after any input, since no
response is returned.
The Prosody project is open to contributions (see HACKERS file), but is
maintained daily by:
- Matthew Wild (mail: matthew [at] prosody.im)
- Waqas Hussain (mail: waqas [at] prosody.im)
- Kim Alvefur (mail: zash [at] prosody.im)
You can reach us collectively by email: developers [at] prosody.im
or in realtime in the Prosody chatroom: prosody@conference.prosody.im