From 8a4a2b87f51462ac22bf6db93927484841f098c6 Mon Sep 17 00:00:00 2001
From: Lukas Slebodnik <lslebodn@redhat.com>
Date: Jan 23 2017 17:40:49 +0000
Subject: sysdb: Search also aliases in sysdb_search_object_by_name


sysdb_search_object_by_name did not work well case insensitive domain.

Resolves:
https://fedorahosted.org/sssd/ticket/3284

Reviewed-by: Pavel Březina <pbrezina@redhat.com>

---

diff --git a/src/db/sysdb.h b/src/db/sysdb.h
index 03cb456..8a363d0 100644
--- a/src/db/sysdb.h
+++ b/src/db/sysdb.h
@@ -203,7 +203,7 @@
 
 #define SYSDB_SID_FILTER "(&(|("SYSDB_UC")("SYSDB_GC"))("SYSDB_SID_STR"=%s))"
 #define SYSDB_UUID_FILTER "(&(|("SYSDB_UC")("SYSDB_GC"))("SYSDB_UUID"=%s))"
-#define SYSDB_NAME_FILTER "(&(|("SYSDB_UC")("SYSDB_GC"))("SYSDB_NAME"=%s))"
+#define SYSDB_NAME_FILTER "(&(|("SYSDB_UC")("SYSDB_GC"))(|("SYSDB_NAME_ALIAS"=%s)("SYSDB_NAME"=%s)))"
 #define SYSDB_ID_FILTER "(|(&("SYSDB_UC")("SYSDB_UIDNUM"=%u))(&("SYSDB_GC")("SYSDB_GIDNUM"=%u)))"
 #define SYSDB_USER_CERT_FILTER "(&("SYSDB_UC")%s)"
 
diff --git a/src/db/sysdb_ops.c b/src/db/sysdb_ops.c
index cfa1586..77e4c1a 100644
--- a/src/db/sysdb_ops.c
+++ b/src/db/sysdb_ops.c
@@ -4590,8 +4590,35 @@ errno_t sysdb_search_object_by_name(TALLOC_CTX *mem_ctx,
                                     const char **attrs,
                                     struct ldb_result **res)
 {
-    return sysdb_search_object_by_str_attr(mem_ctx, domain, SYSDB_NAME_FILTER,
-                                           name, attrs, res);
+    TALLOC_CTX *tmp_ctx;
+    char *filter;
+    char *sanitized_name;
+    char *sanitized_alias_name;
+    errno_t ret;
+
+    tmp_ctx = talloc_new(NULL);
+    if (!tmp_ctx) {
+        return ENOMEM;
+    }
+
+    ret = sss_filter_sanitize_for_dom(tmp_ctx, name, domain, &sanitized_name,
+                                      &sanitized_alias_name);
+    if (ret != EOK) {
+        goto done;
+    }
+
+    filter = talloc_asprintf(tmp_ctx, SYSDB_NAME_FILTER, sanitized_alias_name,
+                             sanitized_name);
+    if (filter == NULL) {
+        ret = ENOMEM;
+        goto done;
+    }
+
+    ret = sysdb_search_object_attr(mem_ctx, domain, filter, attrs, res);
+
+done:
+    talloc_free(tmp_ctx);
+    return ret;
 }
 
 errno_t sysdb_search_object_by_sid(TALLOC_CTX *mem_ctx,