Re: Cyrus IMAPd 2.3.10 Released

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Quoting Ken Murchison (murch@xxxxxxxxxxxxxx):
> John Capo wrote:
> >On Thu, October 25, 2007 21:10, John Capo wrote:
> >>Quoting Ken Murchison (murch@xxxxxxxxxxxxxx):
> >>
> >>>Simon Matter wrote:
> >>>
> >>>>>On the Linux box, all fresh compilations aside from the sasl 2.1.15 
> >>>>>binaries:
> >>>>>
> >>>>I once posted to the list that 2.3.9 needs at least cyrus-sasl-2.1.19. 
> >>>>As a package
> >>>>maintainer I know that :)
> >>>Did you ever figure out why?  I'm not surprised that code in Cyrus 
> >>>somehow depends on
> >>>a change in SASL, but I can't seem to find anything in the CVS logs or 
> >>>diffs that
> >>>would be the cause.
> >>This is what I had to do for cmd_login to work in 2.3.9.
> >>
> >>
> >>/* authstate already created by mysasl_proxy_policy() */
> >>/* Not when using login and allowplaintext.  imapd_authstate is NULL  TM 
> >>Login fix */
> >>if (imapd_authstate == NULL)
> >>    imapd_authstate = auth_newstate(imapd_userid);
> >>
> >>But 2.3.10 cores :-(
> >
> >Its coring in getgrouplist() probably because the 3rd argyument is NULL.
> >
> >    /* get number of groups user is member of into ngroups */
> >    getgrouplist(identifier, gid, NULL, &ngroups);
> >
> >BSD man page does not indicate that NULL args are OK.
> >
> >  int
> >  getgrouplist(const char *name, int basegid, int *groups, int *ngroups);
> >
> > The resulting group list is returned in the integer array pointed to by
> > groups.  The caller specifies the size of the groups array in the integer
> > pointed to by ngroups; the actual number of groups found is returned in
> > ngroups.
> 
> 
> See if this fixes the getgrouplist() problem:
> 

It does fix the core dump.  Our IMAP users are not in any Unix group
so I fully can't test that part.


> --- auth_unix.c.~1.46.~	2007-09-27 16:02:45.000000000 -0400
> +++ auth_unix.c	2007-10-25 23:02:15.000000000 -0400
> @@ -225,7 +225,7 @@
>      struct group *grp;
>  #ifdef HAVE_GETGROUPLIST
>      gid_t gid, *groupids = NULL;
> -    int ret, ngroups = 0;
> +    int ret, ngroups = 10;
>  #else
>      char **mem;
>  #endif
> @@ -248,10 +248,7 @@
>  #ifdef HAVE_GETGROUPLIST
>      gid = pwd ? pwd->pw_gid : (gid_t) -1;
> 
> -    /* get number of groups user is member of into ngroups */
> -    getgrouplist(identifier, gid, NULL, &ngroups);
> -
> -    /* get the actual group ids */
> +    /* get the group ids */
>      do {
>  	groupids = (gid_t *)xrealloc((gid_t *)groupids,
>  				     ngroups * sizeof(gid_t));
> 
> -- 
> Kenneth Murchison
> Systems Programmer
> Project Cyrus Developer/Maintainer
> Carnegie Mellon University
----
Cyrus Home Page: http://cyrusimap.web.cmu.edu/
Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki
List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html

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