Re: Session contamination?

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Thanks Jochem, this should give me all I need to solve this problem. -Ben

On 4/20/06, Jochem Maas <jochem@xxxxxxxxxxxxx> wrote:
> Ben Liu wrote:
> > Hi Dave,
> >
> > Thanks, I think the method recommended by Robin using the function
> > ini_set() would work, but somehow I think this could be done in
> > simpler fashion by setting separate session names for each app, unless
> > I am misunderstanding the use of session_name(). Trying this out
> > now...
>
> passing a different/unique value to session_name() should avoid inadvertent
> contamination.
> [http://php.net/manual/en/function.session-name.php]
>
> Robin's second suggestion of setting the save path can be done with
> session_save_path() as well as via ini_set().
> [http://php.net/manual/en/function.session-save-path.php]
>
> Robin's first suggestion is the one I would implement first, you can set the
> [url]path for which a given session is valid by way of the session_set_cookie_params()
> function, the path can also be set via ini_set('session.cookie_path', '/my/app/example')
>
> note that session_name() and session_save_path() must be called before you
> call session_start()
>
> I recommend going through the info at http://php.net/manual/en/ref.session.php
> in order to get a better 'feel' of how to use sessions 'properly'
>
> >
> > - Ben
> >
> > On 4/20/06, Dave Goodchild <buddhamagnet@xxxxxxxxx> wrote:
> >
> >>You can use ini_set to alter this value locally (until the script exits) in
> >>the script itself, which saves having to use a separate ini file if that is
> >>the only value you want to change.
> >>
> >>
> >> On 20/04/06, Ben Liu <blzabub8@xxxxxxxxx> wrote:
> >>
> >> Thanks for the response Robin, I'm reading up on session.cookie_path
> >>now. It seems that this would require creating separate php.ini files
> >>for each application.
> >>
> >>On 4/20/06, Robin Vickery < robinv@xxxxxxxxx> wrote:
> >>
> >>>On 20/04/06, Ben Liu <blzabub8@xxxxxxxxx> wrote:
> >>>
> >>>>Hello All,
> >>>>
> >>>>I'm using a single development server to host multiple client
> >>>>projects, many of which require session management. I've noticed that
> >>>>sometimes when I test these various web apps (which are simply in
> >>>>separate sub directories) I get session leakage where logging in and
> >>>>establishing a session on one app allows me access to (automatically
> >>>>logs me in) to other app(s) on the same server. Or sometimes a session
> >>>>variable will be set across all the apps, like $_SESSION['username'].
> >>>>
> >>>>Is this due to the fact that sessions are established between client
> >>>>browsers and servers, regardless of directory/sub directory?
> >>>
> >>>Yes - that's the default behaviour, although if you set
> >>>session.cookie_path separately for each app, they shouldn't share
> >>>session cookies. You might also want to look at session.save_path
> >>>which will allow each app to save their session files in a different
> >>>location.
> >>>
> >>>  -robin
> >>>
> >>
> >>--
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> >>
> >>
> >>
> >>
> >>--
> >>http://www.web-buddha.co.uk
> >>dynamic web programming from Reigate, Surrey UK
> >>
> >>look out for project karma, our new venture, coming soon!
> >
> >
>
>

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