So in some respects I guess Flex has a limitation in this area but really I think this is a limitation that exists with any webapp that is being accessed via redirects/pass-through and needs to generate urls.  As James points out in his follow-up you might be able to address some of these issues with your web server.  Also is there any chance you that you could simply pass through the correct context root as a flashvar and then in your apps use that variable?  The JSP tag allows you to pass flashvar parameters through and then you’d declare a variable in your main application where that value would be stored.  Then when you’re making your relative url requests you’d simply take that variable into account.

 

Matt

 


From: [email protected] [mailto:[email protected]] On Behalf Of sbyrne_dorado
Sent: Wednesday, June 08, 2005 2:28 PM
To: [email protected]
Subject: [flexcoders] Re: Fun with context roots

 

Matt,
I'm sorry that I'm not being clear.  I'm thinking about your JSP
suggestion, and I suppose that would, and would confirm my original
premise that Flex has a limitation in this area.

Let's see if I can be a little clearer:

WEB SERVER:
   incoming url from browser: http://66.23.45.67/beta/Example.mxml
   redirects to
   outgoing to app server:    http://192.168.4.110/Example.mxml

APP SERVER:
   can know as a deployment parameter that the external name contains
   "beta".
   incoming url from web server: http://192.168.4.110/Example.mxml
   emits some HTML with EMBEDS in it, BUT THIS HTML DOES NOT CONTAIN
   "beta" in the URLs that it uses to refer to the Flex servlets. 
   It needs to in order for the calls from the browser to the Flex
   servlets to be redirected successfully by the Webserver.  My
   assertion is that Flex does not have any support for this
   situation, and instead REQUIRES that the Webserver NOT rewrite
   the URLs to remove a "context root" that's used only for
   directing traffic at the Webserver.

--- In [email protected], "Matt Chotin" <[EMAIL PROTECTED]> wrote:
> Could you embed the information by generating the MXML using a JSP?  I
> don't remember if you can access the URL that the browser thinks you are
> hitting from a JSP if it is really a pass-through from another server.
> The JSP might think it's on the "real" server (192.168...) and not
> (foo.bar.com).  If not maybe you can do it with _javascript_ on the HTML
> page since the url in the address bar should have the right info?
>

>
> Sorry, not much help but I'm still having trouble understanding which
> pieces of info you have access to, don't have access to, when you would
> have access to it, and where and when you need that info.
>

>
> Matt
>

>
> ________________________________
>
> From: [email protected] [mailto:[email protected]] On
> Behalf Of sbyrne_dorado
> Sent: Thursday, June 02, 2005 11:41 AM
> To: [email protected]
> Subject: [flexcoders] Re: Fun with context roots
>

>
> I don't think I even get to the state of calling services; the main
> page (with EMBED, OBJECT, etc) needs to be emitting the pseudo context
> root "beta", because URLs from it that it will use to download the
> application will need that pseudo context root to get past the web
> server.
>
> --- In [email protected], "Matt Chotin" <[EMAIL PROTECTED]> wrote:
> > What urls are being generated by the server here, named services?  If
> > the urls need to be portable can you use relative urls?  I can
> > understand that you want a url on one server to redirect to a
> different
> > url on another server using a different path, but I guess I'm not sure
> > how the context root becomes a problem here.
> >
> > 
> >
> > Matt
> >
> > 
> >
> > ________________________________
> >
> > From: [email protected] [mailto:[email protected]]
> On
> > Behalf Of sbyrne_dorado
> > Sent: Wednesday, June 01, 2005 5:06 PM
> > To: [email protected]
> > Subject: [flexcoders] Fun with context roots
> >
> > 
> >
> > I am wondering if I've stumbled on a limitation of Flex, or if it's a
> > limitation of my knowledge (probably the latter).
> >
> > Here's the situation: I would like to have the ability to have a web
> > server dispatch to different app servers based on a "contex root" like
> > path prefix.  But, I don't want to have to force each of those app
> > servers to have to have the webapp stored under the same context root
> > that the web server URLs are using.
> >
> > More concretely:
> >
> > On my webserver I want to be able to say
> > "http://foo.bar.com/beta/...", and have the webserver redirect that to
> > the internal app server URL "http://192.168.1.1/..."; i.e. no "beta"
> > context root. 
> >
> > Can I do this?  I can't seem to get the URLs generated by the server
> > to be the "externally visible" form of the URLs (i.e. with the "beta"
> > context root) and not have the app server's context root be "beta".
> >
> > Steve
> >
> >
> >
> >
> >
> > ________________________________
> >
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> >
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>
>
>
>
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