sssd/0022-SYSDB-Adding-lowercase-sudoUser-form.patch
Lukas Slebodnik eb6c560542 Resolves: rhbz#1369130 - nss_sss should not link against libpthread
Resolves: rhbz#1392916 - sssd failes to start after update
Resolves: rhbz#1398789 - SELinux is preventing sssd from 'write' accesses
                           on the directory /etc/sssd
2016-12-13 20:10:27 +01:00

108 lines
3.2 KiB
Diff

From b87ca4233342e1537fda5ce731db77cf24e422c3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Petr=20=C4=8Cech?= <pcech@redhat.com>
Date: Wed, 12 Oct 2016 16:48:38 +0200
Subject: [PATCH 22/39] SYSDB: Adding lowercase sudoUser form
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
If domain is not case sensitive we add lowercase form of usernames
to sudoUser attributes. So we actually able to apply sudoRule on
user Administrator@... with login admnistrator@...
Resolves:
https://fedorahosted.org/sssd/ticket/3203
Reviewed-by: Pavel Březina <pbrezina@redhat.com>
(cherry picked from commit f4a1046bb88d7a0ab3617e49ae94bfa849d10645)
(cherry picked from commit 88239b7f17f599aefa88a8a31c2d0ea44b766c87)
---
src/db/sysdb_sudo.c | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 64 insertions(+)
diff --git a/src/db/sysdb_sudo.c b/src/db/sysdb_sudo.c
index 601fb63f2..4bd93ffc6 100644
--- a/src/db/sysdb_sudo.c
+++ b/src/db/sysdb_sudo.c
@@ -852,6 +852,65 @@ sysdb_sudo_add_sss_attrs(struct sysdb_attrs *rule,
return EOK;
}
+static errno_t sysdb_sudo_add_lowered_users(struct sss_domain_info *domain,
+ struct sysdb_attrs *rule)
+{
+ TALLOC_CTX *tmp_ctx;
+ const char **users = NULL;
+ const char *lowered = NULL;
+ errno_t ret;
+
+ if (domain->case_sensitive == true || rule == NULL) {
+ return EOK;
+ }
+
+ tmp_ctx = talloc_new(NULL);
+ if (tmp_ctx == NULL) {
+ return ENOMEM;
+ }
+
+ ret = sysdb_attrs_get_string_array(rule, SYSDB_SUDO_CACHE_AT_USER, tmp_ctx,
+ &users);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_OP_FAILURE, "Unable to get %s attribute [%d]: %s\n",
+ SYSDB_SUDO_CACHE_AT_USER, ret, strerror(ret));
+ goto done;
+ }
+
+ if (users == NULL) {
+ ret = EOK;
+ goto done;
+ }
+
+ for (int i = 0; users[i] != NULL; i++) {
+ lowered = sss_tc_utf8_str_tolower(tmp_ctx, users[i]);
+ if (lowered == NULL) {
+ DEBUG(SSSDBG_OP_FAILURE, "Cannot convert name to lowercase.\n");
+ ret = ENOMEM;
+ goto done;
+ }
+
+ if (strcmp(users[i], lowered) == 0) {
+ /* It protects us from adding duplicate. */
+ continue;
+ }
+
+ ret = sysdb_attrs_add_string(rule, SYSDB_SUDO_CACHE_AT_USER, lowered);
+ if (ret != EOK) {
+ DEBUG(SSSDBG_OP_FAILURE,
+ "Unable to add %s attribute [%d]: %s\n",
+ SYSDB_SUDO_CACHE_AT_USER, ret, strerror(ret));
+ goto done;
+ }
+ }
+
+ ret = EOK;
+
+done:
+ talloc_zfree(tmp_ctx);
+ return ret;
+}
+
static errno_t
sysdb_sudo_store_rule(struct sss_domain_info *domain,
struct sysdb_attrs *rule,
@@ -868,6 +927,11 @@ sysdb_sudo_store_rule(struct sss_domain_info *domain,
DEBUG(SSSDBG_TRACE_FUNC, "Adding sudo rule %s\n", name);
+ ret = sysdb_sudo_add_lowered_users(domain, rule);
+ if (ret != EOK) {
+ return ret;
+ }
+
ret = sysdb_sudo_add_sss_attrs(rule, name, cache_timeout, now);
if (ret != EOK) {
return ret;
--
2.11.0