[Mono-dev] Environment.GetEnvironmentVariable() not working in Linux ASP.NET app

H . test051102 at hotmail.com
Wed Nov 9 11:30:04 EST 2011


Hi Oscar,

yes, using a command line app everything works fine. The problems are restricted to ASP.NET apps.

I did reboot my machine after changing proxy settings, so it shouldn't be a problem with inheriting the environment variables between processes. Furthermore I used the button "Apply System-Wide" in Ubuntu. I am sure, the environment variables are correctly set up as they are available directly on the command line. To be able to run xsp2 from the command line I need to extend my test web app.


Greetings,
Martin



> From: oskar.berggren at gmail.com
> Date: Wed, 9 Nov 2011 14:31:04 +0100
> Subject: Re: [Mono-dev] Environment.GetEnvironmentVariable() not working in Linux ASP.NET app
> To: test051102 at hotmail.com
> CC: mono-devel-list at lists.ximian.com
> 
> 2011/11/9 H . <test051102 at hotmail.com>:
> > Hi Robert,
> >
> > I have now debugged the issue using Ubuntu Maverick/ 32 bit. I did the
> > following:
> >
> > (1) Configure system proxy settings and reboot machine
> > (2) In terminal "echo $http_proxy" returns "http://http.proxy:8080/"; "echo
> > $no_proxy" returns "localhost,127.0.0.0/8,*.local"
> > (3) Created an ASP.NET project in MonoDevelop and entered the following code
> > in Default.aspx.cs
> >       protected void Page_Load(object Sender, EventArgs e)
> >       {
> >              string str1=Environment.GetEnvironmentVariable("http_proxy");
> >              string str2=Environment.GetEnvironmentVariable("no_proxy");
> >
> >              string strBreak="stop";//put breakpoint at this line
> >       }
> > (4) After pressing F5, we can see that str1 contains it's expected value
> > while str2 is null
> >
> > By the way, I have checked the user name of the mono process. It's the same
> > as the currently logged in user and therefore it should have access to all
> > environment variables. ASP.NET/Mono seems to have a problem reading the
> > no_proxy variable while the http_proxy variable can be accessed as expected.
> >
> >
> 
> 
> Weird. I just did a quick test using command line program, and this
> prints the correct information when run using F5 in Monodevelop, on
> Mono 2.6.7.
> 
> public static void Main(string[] args)
> {
>             Console.WriteLine(
> Environment.GetEnvironmentVariable("http_proxy"));
>           Console.WriteLine(  Environment.GetEnvironmentVariable("no_proxy"));
> }
> 
> 
> If you try this code both when run through Monodevelop, and when
> compiled and run manually from the command line, is there a
> difference?
> 
> If you move your code to Application_Start in global.asax, is there a
> difference? (Long shot...)
> 
> /Oskar
 		 	   		  
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