[Seaside] [BUG] Die on Smalltalk snapshot:andQuit: (was: Nginx reverse proxying seaside problem)

[Laurent Laffont]

Thanks Phil.

If I comment code in WAServerManager>>shutDown, then it works  (but when I really quit the image I have to manually start the adaptor again)

Laurent




Le jeudi 27 mars 2014, 11:56:51 phil at highoctane.be a écrit :
> On Thu, Mar 27, 2014 at 9:32 AM, Laurent Laffont
> <laurent.laffont at gmail.com>wrote:
> 
> >  Hi,
> >
> >
> >
> > take a fresh Seaside image
> >
> > ex:
> > https://ci.inria.fr/pharo-contribution/job/Seaside/PHARO=20,VERSION=stable,VM=vm/lastSuccessfulBuild/artifact/Seaside.zip
> >
> >
> >
> > ZnZincServerAdaptor startOn:8080.
> >
> >
> >
> > then go to http://localhost:8080/status
> >
> >
> >
> > click 'Save' => boom
> >
> >
> 
> Looks like it dies in:
> 
> >>send: startUpOrShutDown toClassesNamedIn: startUpOrShutDownList with:
> argument
>  "Send the message #startUp: or #shutDown: to each class named in the list.
> The argument indicates if the system is about to quit (for #shutDown:) or if
>  the image is resuming (for #startUp:).
> If any name cannot be found, then remove it from the list."
> 
> | removals errors |
> self halt.
> removals := OrderedCollection new.
>  errors := OrderedCollection new.
> * startUpOrShutDownList do: [ :name | *
> * | class |*
> * class := self at: name ifAbsent: [ nil ].*
> * class isNil*
> * ifTrue: [ removals add: name ]*
> * ifFalse: [ *
> * self *
> * logStartUpErrorDuring: [ class perform: startUpOrShutDown with: argument
> ] *
> * into: errors *
> * tryDebugger: false]].*
>  "Remove any obsolete entries, but after the iteration"
> startUpOrShutDownList removeAll: removals.
>  ^ errors
> 
> during #startUp
> 
> The debugging of the method is quite hard as weird errors do pop up
> 
> FWIW, the shutdown list looks like this (and I noticed that SpEnvironment
> has no '>>isPharo' (isSqueak says 'yes'). :-(
> 
> .[image: Inline image 1]
> 
> Phil
> 
> 
> >
> > Laurent
> >
> >
> >
> >
> >
> > Le mercredi 26 mars 2014, 15:09:16 Sven Van Caekenberghe a écrit :
> >
> > >
> >
> > > On 26 Mar 2014, at 14:37, Laurent Laffont <laurent.laffont at gmail.com>
> > wrote:
> >
> > >
> >
> > > > Thanks Johan,
> >
> > > >
> >
> > > > I use Seaside 3.1.1, Zinc-Seaside-SvenVanCaekenberghe.40 (.41 seems to
> > be a minor change but I will try)
> >
> > >
> >
> > > That won't make much difference. I do assume you run the latest Zinc in
> > Pharo 2 ?
> >
> > >
> >
> > > I have a similar setup and it works perfectly. It would be terrible if a
> > simple callback would not work.
> >
> > >
> >
> > > There must be another reason, some configuration mismatch some where. I
> > guess you can access the running Seaside image directly with success, right
> > ?
> >
> > >
> >
> > > > Laurent
> >
> > > >
> >
> > > > Le mercredi 26 mars 2014, 13:50:14 Johan Brichau a écrit :
> >
> > > > > Nginx is telling you that the backend died.
> >
> > > > >
> >
> > > > > Since you are not reporting any Seaside exception handler popping
> > up, it may be the Zinc adaptor.
> >
> > > > > Can you check that you have the latest Zinc adaptor?
> >
> > > > >
> >
> > > > > Also: which version of Seaside are you using?
> >
> > > > >
> >
> > > > > Johan
> >
> > > > >
> >
> > > > > On 26 Mar 2014, at 13:03, Laurent Laffont <laurent.laffont at gmail.com>
> > wrote:
> >
> > > > >
> >
> > > > > > Hi,
> >
> > > > > >
> >
> > > > > > I have a simple seaside page, pharo 20, ZnZincServerAdaptor, Nginx
> > on front, configuration:
> >
> > > > > >
> >
> > > > > > server {
> >
> > > > > > listen 80;
> >
> > > > > > server_name myserver.mydomain.fr;
> >
> > > > > >
> >
> > > > > > location / {
> >
> > > > > > proxy_pass http://localhost:8085;
> >
> > > > > > }
> >
> > > > > > }
> >
> > > > > >
> >
> > > > > >
> >
> > > > > > It works except on this code in a
> >
> > > > > >
> >
> > > > > > WAComponent subclass: #MyForm
> >
> > > > > > renderContentOn:html
> >
> > > > > > .....
> >
> > > > > > .....
> >
> > > > > > html submitButton
> >
> > > > > > callback: [self answer: site];
> >
> > > > > > value: 'Save'.
> >
> > > > > >
> >
> > > > > >
> >
> > > > > > when I click the save button, Nginx raises 502 Bad Gateway error.
> > In error log:
> >
> > > > > >
> >
> > > > > >
> >
> > > > > > "557 upstream prematurely closed connection while reading response
> > header from upstream"
> >
> > > > > >
> >
> > > > > > Any idea ?
> >
> > > > > >
> >
> > > > > > Regards,
> >
> > > > > >
> >
> > > > > > Laurent
> >
> > > > > > _______________________________________________
> >
> > > > > > seaside mailing list
> >
> > > > > > seaside at lists.squeakfoundation.org
> >
> > > > > > http://lists.squeakfoundation.org/cgi-bin/mailman/listinfo/seaside
> >
> > > > >
> >
> > > >
> >
> > > > _______________________________________________
> >
> > > > seaside mailing list
> >
> > > > seaside at lists.squeakfoundation.org
> >
> > > > http://lists.squeakfoundation.org/cgi-bin/mailman/listinfo/seaside
> >
> > >
> >
> >
> >
> > _______________________________________________
> > seaside mailing list
> > seaside at lists.squeakfoundation.org
> > http://lists.squeakfoundation.org/cgi-bin/mailman/listinfo/seaside
> >
> >

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