sssd/0003-AD-Consolidate-connection-list-construction-on-ad_co.patch
Lukas Slebodnik 69b9d3f518 Fix few segfaults
- Resolves: upstream #2811 - PAM responder crashed if user was not set
- Resolves: upstream #2810 - sssd_be crashed in ipa_srv_ad_acct_lookup_step
2015-10-07 13:42:03 +02:00

166 lines
6.3 KiB
Diff

From a105c26bcc3ab1bbdbb7e0ffea0f170dd836cf1a Mon Sep 17 00:00:00 2001
From: Jakub Hrozek <jhrozek@redhat.com>
Date: Mon, 5 Oct 2015 16:11:14 +0200
Subject: [PATCH 3/3] AD: Consolidate connection list construction on
ad_common.c
Reviewed-by: Sumit Bose <sbose@redhat.com>
(cherry picked from commit afb21fd06690a0bec288a7970abf74ed2ea7dfdc)
(cherry picked from commit f1742784d9b1cffd74f67beeb26375124183428a)
---
src/providers/ad/ad_common.c | 31 +++++++++++++++++++++++++++++++
src/providers/ad/ad_common.h | 5 +++++
src/providers/ad/ad_id.c | 18 +-----------------
src/tests/cmocka/test_ad_common.c | 34 ++++++++++++++++++++++++++++++++++
4 files changed, 71 insertions(+), 17 deletions(-)
diff --git a/src/providers/ad/ad_common.c b/src/providers/ad/ad_common.c
index df277e55e234d4d4efe34d5f5d8efdfe7267fb60..650ec41578297f7b3a59df118b71a6bb8bc6d6ed 100644
--- a/src/providers/ad/ad_common.c
+++ b/src/providers/ad/ad_common.c
@@ -1286,3 +1286,34 @@ ad_ldap_conn_list(TALLOC_CTX *mem_ctx,
clist[1] = NULL;
return clist;
}
+
+struct sdap_id_conn_ctx **
+ad_user_conn_list(TALLOC_CTX *mem_ctx,
+ struct ad_id_ctx *ad_ctx,
+ struct sss_domain_info *dom)
+{
+ struct sdap_id_conn_ctx **clist;
+ int cindex = 0;
+
+ clist = talloc_zero_array(ad_ctx, struct sdap_id_conn_ctx *, 3);
+ if (clist == NULL) {
+ return NULL;
+ }
+
+ /* Try GC first for users from trusted domains, but go to LDAP
+ * for users from non-trusted domains to get all POSIX attrs
+ */
+ if (dp_opt_get_bool(ad_ctx->ad_options->basic, AD_ENABLE_GC)
+ && IS_SUBDOMAIN(dom)) {
+ clist[cindex] = ad_ctx->gc_ctx;
+ clist[cindex]->ignore_mark_offline = true;
+ cindex++;
+ }
+
+ /* Users from primary domain can be just downloaded from LDAP.
+ * The domain's LDAP connection also works as a fallback
+ */
+ clist[cindex] = ad_get_dom_ldap_conn(ad_ctx, dom);
+
+ return clist;
+}
diff --git a/src/providers/ad/ad_common.h b/src/providers/ad/ad_common.h
index 701e461987cb286ca7add2766ffb4dc496bde01e..0cefa1859aaa75731267917e66ab9a1905528e91 100644
--- a/src/providers/ad/ad_common.h
+++ b/src/providers/ad/ad_common.h
@@ -153,6 +153,11 @@ ad_ldap_conn_list(TALLOC_CTX *mem_ctx,
struct ad_id_ctx *ad_ctx,
struct sss_domain_info *dom);
+struct sdap_id_conn_ctx **
+ad_user_conn_list(TALLOC_CTX *mem_ctx,
+ struct ad_id_ctx *ad_ctx,
+ struct sss_domain_info *dom);
+
struct sdap_id_conn_ctx *
ad_get_dom_ldap_conn(struct ad_id_ctx *ad_ctx, struct sss_domain_info *dom);
diff --git a/src/providers/ad/ad_id.c b/src/providers/ad/ad_id.c
index be0cb3b12f2e3a2b53d740ecf3befc07fd853f8b..51d378863a5c7394ca3a2b8bd72f8c131a2b02b1 100644
--- a/src/providers/ad/ad_id.c
+++ b/src/providers/ad/ad_id.c
@@ -244,25 +244,10 @@ get_conn_list(struct be_req *breq, struct ad_id_ctx *ad_ctx,
struct sss_domain_info *dom, struct be_acct_req *ar)
{
struct sdap_id_conn_ctx **clist;
- int cindex = 0;
switch (ar->entry_type & BE_REQ_TYPE_MASK) {
case BE_REQ_USER: /* user */
- clist = talloc_zero_array(ad_ctx, struct sdap_id_conn_ctx *, 3);
- if (clist == NULL) return NULL;
-
- /* Try GC first for users from trusted domains */
- if (dp_opt_get_bool(ad_ctx->ad_options->basic, AD_ENABLE_GC)
- && IS_SUBDOMAIN(dom)) {
- clist[cindex] = ad_ctx->gc_ctx;
- clist[cindex]->ignore_mark_offline = true;
- cindex++;
- }
-
- /* Users from primary domain can be just downloaded from LDAP.
- * The domain's LDAP connection also works as a fallback
- */
- clist[cindex] = ad_get_dom_ldap_conn(ad_ctx, dom);
+ clist = ad_user_conn_list(breq, ad_ctx, dom);
break;
case BE_REQ_BY_SECID: /* by SID */
case BE_REQ_USER_AND_GROUP: /* get SID */
@@ -270,7 +255,6 @@ get_conn_list(struct be_req *breq, struct ad_id_ctx *ad_ctx,
case BE_REQ_INITGROUPS: /* init groups for user */
clist = ad_gc_conn_list(breq, ad_ctx, dom);
break;
-
default:
/* Requests for other object should only contact LDAP by default */
clist = ad_ldap_conn_list(breq, ad_ctx, dom);
diff --git a/src/tests/cmocka/test_ad_common.c b/src/tests/cmocka/test_ad_common.c
index d2b59a23dfbff0bfda8ec7a52a71aec99f56baf3..b0cf4b5e6b0559c2896273bfcfb1af99cad195a3 100644
--- a/src/tests/cmocka/test_ad_common.c
+++ b/src/tests/cmocka/test_ad_common.c
@@ -446,6 +446,37 @@ void test_ldap_conn_list(void **state)
talloc_free(conn_list);
}
+void test_user_conn_list(void **state)
+{
+ struct sdap_id_conn_ctx **conn_list;
+
+ struct ad_common_test_ctx *test_ctx = talloc_get_type(*state,
+ struct ad_common_test_ctx);
+ assert_non_null(test_ctx);
+
+ conn_list = ad_user_conn_list(test_ctx,
+ test_ctx->ad_ctx,
+ test_ctx->dom);
+ assert_non_null(conn_list);
+
+ assert_true(conn_list[0] == test_ctx->ad_ctx->ldap_ctx);
+ assert_false(conn_list[0]->ignore_mark_offline);
+ assert_null(conn_list[1]);
+ talloc_free(conn_list);
+
+ conn_list = ad_user_conn_list(test_ctx,
+ test_ctx->ad_ctx,
+ test_ctx->subdom);
+ assert_non_null(conn_list);
+
+ assert_true(conn_list[0] == test_ctx->ad_ctx->gc_ctx);
+ assert_true(conn_list[0]->ignore_mark_offline);
+ assert_true(conn_list[1] == test_ctx->subdom_ad_ctx->ldap_ctx);
+ /* Subdomain error should not set the backend offline! */
+ assert_true(conn_list[1]->ignore_mark_offline);
+ talloc_free(conn_list);
+}
+
int main(int argc, const char *argv[])
{
poptContext pc;
@@ -473,6 +504,9 @@ int main(int argc, const char *argv[])
cmocka_unit_test_setup_teardown(test_ldap_conn_list,
test_ldap_conn_setup,
test_ldap_conn_teardown),
+ cmocka_unit_test_setup_teardown(test_user_conn_list,
+ test_ldap_conn_setup,
+ test_ldap_conn_teardown),
};
/* Set debug level to invalid value so we can deside if -d 0 was used. */
--
2.5.0