Re: [Lift] Lift 1.1-M7 and Terracotta

2009-11-20 Thread David Pollak
On Fri, Nov 20, 2009 at 1:56 AM, Timothy Perrett wrote:

> This is really funny this should crop up - I've been having a conversation
> at Devoxx about cluster / distributing Lift.
>
> David, one of the things i've been thinking is that it would be cool if we
> could potentially have some kind of abstraction for SessionMaster (a bit
> like we have http container providers) so that we could have a session
> master than for instance distributed with TC or Akka etc.
>
> The only thing that is a little bit of a question mark is how one would
> serialise the state.
>

By question mark, do you mean a Godzilla sized, fire breathing, acid
spitting beast of a question mark... 'cause that's the size of the
problem... :-(


>
> Cheers, Tim
>
> On 19 Nov 2009, at 20:41, David Pollak wrote:
>
> >
> >
> > On Fri, Nov 6, 2009 at 2:06 PM, jon  wrote:
> >
> > Hi,
> >
> > Has anyone had any recent success with using Terracotta to share
> > session state?
> >
> > I've tried playing around with a simple lift app (1.1-M7) and
> > terracotta's sessions-configurator app.  It doesn't just work, but I
> > realized that's because Lift is hijacking sessions from the container
> > and managing them in SessionMaster.  I've tried configuring the root
> > object to be "net.liftweb.http.SessionMaster$.MODULE$" which is the
> > entire singleton, but that includes a lot of LiftActor stuff (and
> > terracotta complains about unlocked accesses to shared fields), and I
> > think really only want the "sessions" field.  I don't think i can make
> > "sessions" the root because its reference is overwritten every time a
> > new session is added.
> >
> > Any ideas?
> >
> > Jon,
> >
> > Can you send around the complaints TC has about sessions... I'll see
> where Lift is doing the offending thing and see if I can fix it.
> >
> > I'll ping Jonas on this... he's the resident TC expert.
> >
> > Thanks,
> >
> > David
> >
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> >
> >
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Re: [Lift] Lift 1.1-M7 and Terracotta

2009-11-20 Thread Timothy Perrett
This is really funny this should crop up - I've been having a conversation at 
Devoxx about cluster / distributing Lift.

David, one of the things i've been thinking is that it would be cool if we 
could potentially have some kind of abstraction for SessionMaster (a bit like 
we have http container providers) so that we could have a session master than 
for instance distributed with TC or Akka etc.

The only thing that is a little bit of a question mark is how one would 
serialise the state.

Cheers, Tim  

On 19 Nov 2009, at 20:41, David Pollak wrote:

> 
> 
> On Fri, Nov 6, 2009 at 2:06 PM, jon  wrote:
> 
> Hi,
> 
> Has anyone had any recent success with using Terracotta to share
> session state?
> 
> I've tried playing around with a simple lift app (1.1-M7) and
> terracotta's sessions-configurator app.  It doesn't just work, but I
> realized that's because Lift is hijacking sessions from the container
> and managing them in SessionMaster.  I've tried configuring the root
> object to be "net.liftweb.http.SessionMaster$.MODULE$" which is the
> entire singleton, but that includes a lot of LiftActor stuff (and
> terracotta complains about unlocked accesses to shared fields), and I
> think really only want the "sessions" field.  I don't think i can make
> "sessions" the root because its reference is overwritten every time a
> new session is added.
> 
> Any ideas?
> 
> Jon,
> 
> Can you send around the complaints TC has about sessions... I'll see where 
> Lift is doing the offending thing and see if I can fix it.
> 
> I'll ping Jonas on this... he's the resident TC expert.
> 
> Thanks,
> 
> David
>  
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> 
> 
> 
> 
> -- 
> Lift, the simply functional web framework http://liftweb.net
> Beginning Scala http://www.apress.com/book/view/1430219890
> Follow me: http://twitter.com/dpp
> Surf the harmonics
> 
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Re: [Lift] Lift 1.1-M7 and Terracotta

2009-11-19 Thread Jonas Bonér
Hi Jon.

Could you send me what you have so far and I'll try to take a look at it.
I'm pretty choked right now so I can't give it too many cycles but
I'll try to do my best :-)

Mail it to me directly:  AT jonasboner.com

/Jonas

2009/11/6 jon :
>
> Hi,
>
> Has anyone had any recent success with using Terracotta to share
> session state?
>
> I've tried playing around with a simple lift app (1.1-M7) and
> terracotta's sessions-configurator app.  It doesn't just work, but I
> realized that's because Lift is hijacking sessions from the container
> and managing them in SessionMaster.  I've tried configuring the root
> object to be "net.liftweb.http.SessionMaster$.MODULE$" which is the
> entire singleton, but that includes a lot of LiftActor stuff (and
> terracotta complains about unlocked accesses to shared fields), and I
> think really only want the "sessions" field.  I don't think i can make
> "sessions" the root because its reference is overwritten every time a
> new session is added.
>
> Any ideas?
> --~--~-~--~~~---~--~~
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>
>



-- 
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twitter: @jboner
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code:   http://akkasource.org
also:http://letitcrash.com

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Re: [Lift] Lift 1.1-M7 and Terracotta

2009-11-19 Thread David Pollak
On Fri, Nov 6, 2009 at 2:06 PM, jon  wrote:

>
> Hi,
>
> Has anyone had any recent success with using Terracotta to share
> session state?
>
> I've tried playing around with a simple lift app (1.1-M7) and
> terracotta's sessions-configurator app.  It doesn't just work, but I
> realized that's because Lift is hijacking sessions from the container
> and managing them in SessionMaster.  I've tried configuring the root
> object to be "net.liftweb.http.SessionMaster$.MODULE$" which is the
> entire singleton, but that includes a lot of LiftActor stuff (and
> terracotta complains about unlocked accesses to shared fields), and I
> think really only want the "sessions" field.  I don't think i can make
> "sessions" the root because its reference is overwritten every time a
> new session is added.
>
> Any ideas?
>

Jon,

Can you send around the complaints TC has about sessions... I'll see where
Lift is doing the offending thing and see if I can fix it.

I'll ping Jonas on this... he's the resident TC expert.

Thanks,

David


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>
>


-- 
Lift, the simply functional web framework http://liftweb.net
Beginning Scala http://www.apress.com/book/view/1430219890
Follow me: http://twitter.com/dpp
Surf the harmonics

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