From 69b69d84ca9fd3453fa83281fc90e34f413a32f9 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Michal=20=C5=BDidek?= <mzidek@redhat.com>
Date: Wed, 14 Jun 2017 19:02:10 +0200
Subject: [PATCH 186/186] SDAP: Update parent sdap_list

Update parent sdap_list with newly created subdomain sdap domain.

Preiously, we inherited the parent sdap_list and used it also in the
subdomain's context (this was introduced recently with commit
c4ddb9ccab670f9c0d0377680237b62f9f91c496), but it caused problems
that were difficult to debug (we somewhere rewrite part of the list
incorrectly).

This patch reverses to the previous bahavior, where every subdomain
has it's own sdap_list, however this time the parrent domain's
sdap_list is updated so that it has correct information about
search bases of the child domains.

We should ideally have just one sdap_list to avoid the updating
completely, but this would require more refactoring in the sdap
code.

Resolves:
https://pagure.io/SSSD/sssd/issue/3421

Reviewed-by: Jakub Hrozek <jhrozek@redhat.com>
(cherry picked from commit 630aea13063c4b242b3433d16ca4346a1a38429b)
---
 src/providers/ad/ad_subdomains.c | 38 +++++++++++++++++++++++++++++++++++---
 1 file changed, 35 insertions(+), 3 deletions(-)

diff --git a/src/providers/ad/ad_subdomains.c b/src/providers/ad/ad_subdomains.c
index c9b79dd9d6840802cddc067eef9d5110cf8d0778..e35041c5ad73cb0fcaaaad96333fc17dd3a17638 100644
--- a/src/providers/ad/ad_subdomains.c
+++ b/src/providers/ad/ad_subdomains.c
@@ -141,6 +141,35 @@ static bool is_domain_enabled(const char *domain,
 }
 
 static errno_t
+update_parent_sdap_list(struct sdap_domain *parent_list,
+                        struct sdap_domain *child_sdap)
+{
+    struct sdap_domain *sditer;
+
+    DLIST_FOR_EACH(sditer, parent_list) {
+        if (sditer->dom == child_sdap->dom) {
+            break;
+        }
+    }
+
+    if (sditer == NULL) {
+        /* Nothing to do */
+        return EOK;
+    }
+
+    /* Update the search bases */
+    sditer->search_bases = child_sdap->search_bases;
+    sditer->user_search_bases = child_sdap->user_search_bases;
+    sditer->group_search_bases = child_sdap->group_search_bases;
+    sditer->netgroup_search_bases = child_sdap->netgroup_search_bases;
+    sditer->sudo_search_bases = child_sdap->sudo_search_bases;
+    sditer->service_search_bases = child_sdap->service_search_bases;
+    sditer->autofs_search_bases = child_sdap->autofs_search_bases;
+
+    return EOK;
+}
+
+static errno_t
 ad_subdom_ad_ctx_new(struct be_ctx *be_ctx,
                      struct ad_id_ctx *id_ctx,
                      struct sss_domain_info *subdom,
@@ -221,9 +250,6 @@ ad_subdom_ad_ctx_new(struct be_ctx *be_ctx,
     ad_id_ctx->sdap_id_ctx->opts = ad_options->id;
     ad_options->id_ctx = ad_id_ctx;
 
-    /* We need to pass the sdap list from parent */
-    ad_id_ctx->sdap_id_ctx->opts->sdom = id_ctx->sdap_id_ctx->opts->sdom;
-
     /* use AD plugin */
     srv_ctx = ad_srv_plugin_ctx_init(be_ctx, be_ctx->be_res,
                                      default_host_dbs,
@@ -267,6 +293,12 @@ ad_subdom_ad_ctx_new(struct be_ctx *be_ctx,
               "bases.", subdom->name);
     }
 
+    ret = update_parent_sdap_list(id_ctx->sdap_id_ctx->opts->sdom,
+                                  sdom);
+    if (ret != EOK) {
+        return ret;
+    }
+
     *_subdom_id_ctx = ad_id_ctx;
     return EOK;
 }
-- 
2.9.4