microsoft.public.axapta.programming

Pom

11/5/2007 6:54:00 PM

another way around this, is if you can't change the code, the way we did it
at our end was to change the identity of the COM+. we made it the same
username+password as the application pool that was running our application
and it works

"Gangolf" wrote:

> Good news. If I add the CoImpersonateClient() call into my COM server (which
> is a COM+ server luckily) it works!
>
> "Gangolf" wrote:
>
> > I found a relevant knowledge base article in the mean time:
> > http://support.microsoft.com/kb/32...
> >
> > It is much more difficult than I thought - my COM server is of STA type and
> > it is really complex...
> >
> > Thanks, Gangolf
> >
> > "Gangolf" wrote:
> >
> > > Hi,
> > >
> > > I want to call a COM+ server from a webservice. I want to use the client
> > > credentials so I have set
> > > <authentication mode="Windows"/>
> > > <identity impersonate="true"/>
> > > Calling the webservice is no problem but the COM service fails because it
> > > still runs under the ASPNET account (I have XP SP2 and IIS 5.1). So
> > > impersonation fails partly. When I step into the webservice with the debugger
> > > and check the current User it is the client as it should be. But inside the
> > > COM server I have output the current user also and that is ASPNET, which has
> > > insufficient rights to do the job of the COM server (which is querying a
> > > hierarchical db via a custom API).
> > > The COM server is actually a Delphi program.
> > >
> > > What can I do? How do I get the COM server called using the clients
> > > credentials? I thought that would happen automatically since the webmethod is
> > > running using the clients identity.
> > >
> > > Here a test webservice method, which sends a mail to me showing me the
> > > credentials used inside the webservice and inside the COM service
> > >
> > > [WebMethod]
> > > public bool SendAMail(string address, string header, string body)
> > > {
> > > try
> > > {
> > > // this is a COM server sending smtp mails.
> > > SendAMailProject.SendAMailClass sendMail =
> > > new SendAMailProject.SendAMailClass();
> > >
> > > sendMail.SendMail(
> > > /*array with receivers*/ new string[] { address },
> > > /* subject */ header + " send from " + User.Identity.Name,
> > > /* message*/ body);
> > > return true;
> > > }
> > > catch
> > > {
> > > return false;
> > > }
> > > }
> > >
> > > When I call the webmethod with the parameters
> > > SendAMail("me@mycompany.com", "Test", "don't care")
> > > it returns true.
> > >
> > > Since the COM server uses the current user as sender address I can see it in
> > > the mail I receive. It is
> > > ASPNET
> > >
> > > The subject shows the client that has called the webservice and at this
> > > point it is really the client who called the webservice. Up to this point
> > > impersonation has worked:
> > > Test send from mydomain\myaccount
> > >
> > > Thanks in advance,
> > > Gangolf
> > >