User env not set on chrootshell

[Dan Kegel]

EJS wrote:
> Hi,
>  
> I'm trying to set up a cross toolchain from a windox
> box running cygwin to a fedora box. I've followed
> Dan's instructions and built crosstool successfully
> (after much trial and error). Im now trying to test my
> configuration using the crosstest script. I'm
> currently trying to set up a chroot jail on my fedora
> box and I'm running into problems. I've followed the
> instructions in the Chroot Login Howto and am using
> http://kegel.com/crosstool/crosstool-0.38/chrootshell.c;
> however when I try to telnet into the jail using my
> jailed user. The chrootshell throws an error:
>  
> chrootshell: USER not set?!; died on line 131, errno 0
> 
> It looks like the User environment variable is not
> getting set upon login. Any ideas how to troubleshoot
> this?

Hmm.  (I suppose you could check the sshd source code
to see if it sets USER.)

http://www.scit.wlv.ac.uk/cgi-bin/mansec?1+login
says that USER isn't in the initial environment.
Maybe chrootshell should set it using getpwuid(getuid())
or something like that...

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