Stale sessions problem

[Alan DeKok]

Georgi Alexandrov <georgi.alexandrov at gmail.com> wrote:
> If a user that somehow failed network connectivity and failed to tell
> the server "account stop" tries to reconnect back it won't let him
> because his previous session is stalled. I need a mechanism that will do
> a check upon connection if the session is stalled, delete it and let the
> user in or if there is already a real user logged in deny the connecting
> one.
> I read from the mailing lists that radzap should do the job but i can't
> seem to figure out how to integrate it in that setup (the man page
> explains only the syntax).

  radzap calls radwho to query radutmp and generates an accounting
stop message.

  You can query your SQL database and generate accounting stop
messages, too.

  Alan DeKok.