[SSSD] [PATCH] ad: store group in correct tree on initgroups via tokenGroups

Jakub Hrozek jhrozek at redhat.com
Thu Sep 26 19:11:24 UTC 2013


On Wed, Sep 25, 2013 at 05:21:30PM +0200, Jakub Hrozek wrote:
> On Wed, Sep 25, 2013 at 02:55:22PM +0200, Pavel Březina wrote:
> > On 09/25/2013 01:07 PM, Jakub Hrozek wrote:
> > >On Tue, Sep 24, 2013 at 03:14:59PM +0200, Pavel Březina wrote:
> > >>On 09/21/2013 07:41 PM, Jakub Hrozek wrote:
> > >>>On Fri, Sep 06, 2013 at 02:30:54PM +0200, Pavel Březina wrote:
> > >>>>https://fedorahosted.org/sssd/ticket/2066
> > >>>>
> > >>>>Please note, that these patches has to be applied atop
> > >>>>0004-util-add-find_subdomain_by_sid.patch from my simple
> > >>>>provider patches. You can also pull it from branch ad-groups at
> > >>>>my fedorapeople repo.
> > >>>>
> > >>>>I still don't know why AD returns Domain Users from root domain
> > >>>>in tokenGroups, even though subaduser is not member of DU at ad.pb
> > >>>>(AD bug perhaps?), but with these patches we store it
> > >>>>correctly.
> > >>>>
> > >>>
> > >>>Did you check if the SID of root domain's Domain Users is also
> > >>>returned in the PAC?
> > >>>
> > >>>>This should be also a step forward to #2064.
> > >>>
> > >>>>From 3b07596669cac3ec57e7a20e210b6ccd1fc5fa3b Mon Sep 17
> > >>>>00:00:00 2001 From: =?UTF-8?q?Pavel=20B=C5=99ezina?=
> > >>>><pbrezina at redhat.com> Date: Fri, 6 Sep 2013 11:08:56 +0200
> > >>>>Subject: [PATCH 1/4] util: add get_domains_head()
> > >>>>
> > >>>>This function will return head of the domain list.
> > >>>>
> > >>>>Resolves: https://fedorahosted.org/sssd/ticket/2066 ---
> > >>>>src/util/domain_info_utils.c | 13 +++++++++++++ src/util/util.h
> > >>>>|  2 ++ 2 files changed, 15 insertions(+)
> > >>>>
> > >>>>diff --git a/src/util/domain_info_utils.c
> > >>>>b/src/util/domain_info_utils.c index
> > >>>>f9d9057a811f3e08c451d7f6b44bc14202559962..65f3c21f0ad3de2d560347260d317fa21b3e69b3
> > >>>>100644 --- a/src/util/domain_info_utils.c +++
> > >>>>b/src/util/domain_info_utils.c @@ -27,6 +27,19 @@ /* the
> > >>>>directory domain - realm mappings are written to */ #define
> > >>>>KRB5_MAPPING_DIR PUBCONF_PATH"/krb5.include.d"
> > >>>>
> > >>>>+struct sss_domain_info *get_domains_head(struct
> > >>>>sss_domain_info *domain) +{ +    struct sss_domain_info *dom =
> > >>>>NULL; + +    /* get to the top level domain */ +    for (dom =
> > >>>>domain; dom->parent != NULL; dom = dom->parent); + +    /*
> > >>>>proceed to the list head */ +    for (; dom->prev != NULL; dom
> > >>>>= dom->prev);
> > >>>
> > >>>Can we currently have a setup with multiple top level domains?
> > >>
> > >>No. We create separate sssd_be process for each top level domain
> > >>and I just checked that be_ctx->domain contains only one top level
> > >>domain in multi-domain environment.
> > >
> > >OK, then what is the point of the loop that proceeds to the list head
> > >if there can only be one domain?
> > 
> > state->domain is not necessarily equal to be_ctx->domain in this case. I
> > would have pass it to _send as parameter and create state->be_domain for
> > example.
> > 
> > I'm not quite sure why I've gone this path. I remember that I've
> > actually created state->be_domain at first but then switched to
> > get_domains_head().
> > 
> > I'm also quite surprised that get_domains_head() is called at only one
> > place. I thought I used it more :-)

Pavel, please file a ticket, assign it to yourself and check the code
out once again during the 1.11.2 time. I don't see a problem with the
current code that could cause a bug, but we should keep the incoming
code clean.

Ack to the current patches on condition you'd check the the logic again.



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