No because auth.logout(next=...) redirects to he value of next. Next 
defaults to auth.settings.logout_next which is set to URL('index')

What you want is:

def logout():
    auth.logout(logout_onlogout=lambda user: session.auth=None)

On Friday, 3 January 2014 19:44:43 UTC-6, Wonton wrote:
>
> Hello everyone,
>
> Recently I suffered the problem with the number of session files growing 
> very fast in my server. This worried me a lot because the server is a 
> development environment with only 4 or 5 testers, so when the number of 
> users is higher I guess I will have a big problem with this issue.
> I've tried to investigate about this but I'm not expert working with 
> web2py or with servers, so I have some questions:
>
> - A session file is created associated to a user each time that user logs 
> in. Is this ok?
> - My users make a login through auth.login_bare(user, password), does this 
> create a session file then?
> - What should be the code to remove the session file of a user when he/she 
> makes a logout?
> - I've set my auth.settings.expiration to 999999999, does this affect to 
> sessions too? As far as I know it only affects to when an inactive user is 
> automatically logged out, is this correct?
> - Testing this I've seen that with no logged users in my server, if I 
> manually remove the sessions files, some of them are created again!! Why 
> and how? As I said I have no users logged in the server.
>
> Regarding to the logout problem I've seen that my logout method is as 
> simple as this:
>
>  def logout():
>     if auth.user:
>         auth.log_event(auth.messages.logout_log, auth.user)
>     session.auth = None
>
> I don't really make a logout of the user so I change my method to this:
>
>  def logout():
>     if auth.user:
>         print 'check 1'
>         auth.logout()
>         print 'check 2'
>     session.auth = None
>
> But when this method is called, the output is this:
> check1
>
> check 2 is never printed so, has the user actually make a logout?
>
> I know they are a lot of questions, but any kind of help will be very 
> appreciated.
>
> Kind regards!
>

-- 
Resources:
- http://web2py.com
- http://web2py.com/book (Documentation)
- http://github.com/web2py/web2py (Source code)
- https://code.google.com/p/web2py/issues/list (Report Issues)
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