[Glass] Debugging an app with Jade

[Lyn Headley]

Thanks to Sebastian Heidbrink for helping me get this working. The problem
was that I was not committing my transaction with my configuration changes
before running the startGems method, so a new gem was launched which did
not recognize my preferred configuration, and therefore started a FastCGI
process (the default) rather than a Swazoo process.


On Sat, Dec 14, 2013 at 7:05 AM, Lyn Headley <laheadle at gmail.com> wrote:

> I got a helpful hint from Sebastian Heidbrink, which led me to discover
> the ControllingSeaside30Gems wiki page. However, I only seem to be able to
> launch fastcgi gems when I want to launch Swazoo gems. If I evaluate the
> following:
>
> "Specify Swazoo for runSeasideGems30 and start 1 vm listening on port 8383"
> WAGemStoneRunSeasideGems default
>         name: 'Swazoo';
>         adaptorClass: WAGsSwazooAdaptor;
>         ports: #(8383).
>
> WAGemStoneRunSeasideGems startGems.   "start gems"
>
> I can see a couple of topaz processes running:
>
>
> laheadle  3192  0.0  1.2 210664  6028 ?        S    05:56   0:00
> /opt/gemstone/product/bin/topaz -l -e
> /opt/gemstone/product/seaside/etc/seaside30.conf
> laheadle  3194  0.0  1.7 692900  8900 ?        S    05:56   0:00
> /opt/gemstone/product/bin/topaz -l -e
> /opt/gemstone/product/seaside/etc/maintenance30.conf
>
>
> So far, so good. But I can't load http://myhost:8383 in my web browser,
> and when I telnet to port 8383, I am told:
>
> 0Incorrect FCGI version. Expected: 1 Received: 71Connection closed by
> foreign host.
>
>
>
>
>
> On Fri, Dec 13, 2013 at 11:32 PM, Lyn Headley <laheadle at gmail.com> wrote:
>
>> Hello GLASS!
>>
>> I am currently porting a seaside app from pharo to Gemstone/S, developing
>> using Jade, and am trying to figure out how to get a debugger on an error
>> message. I can launch my seaside application by executing the following in
>> a Jade workspace:
>>
>> WAGsSwazooAdaptor new start.
>>
>> This never returns, makes the workspace unusable, and opens a modal
>> window that says Executing Gemstone/Smalltalk code... and offers two
>> buttons: Hard Break and Soft Break.
>>
>> When I load my seaside application by visiting the application entry
>> point in a browser, I get the error below. I'm wondering what the best way
>> to debug the error is, ideally I'd like to call up a debugger on my code.
>>  I'm also interested in looking at the "continuation containing error
>> stack" if that would be helpful.
>>
>> Although the error page says: "To bring up a debugger in your development
>> image, press the Debug button in the GemStone/S Transcript window," I can't
>> access the Gemstone/S Transcript because the workspace is inaccessible due
>> to the modal window.
>>
>> Here is the error:
>>
>> a LookupError occurred (error 2053), The instance variable #'footer' was
>> not found in evaluating a path expression for the object aLHHeader.
>>
>> Error during rendering, a continuation containing error stack has been
>> saved
>>
>> To bring up a debugger in your development image, press the Debug button
>> in the GemStone/S Transcript window.
>>
>> For the moment, resuming from a remote debug session is not supported
>>
>
>
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