From: Stefan Metzmacher <metze@samba.org>
Date: Tue, 11 May 2010 08:34:19 +0000 (+0200)
Subject: s4:dsdb: cached results of samdb_rodc()
X-Git-Url: http://git.samba.org/?p=metze%2Fsamba%2Fwip.git;a=commitdiff_plain;h=1b1e2c7913097213a99ef74b90654e13b56775c4

s4:dsdb: cached results of samdb_rodc()

metze
---

diff --git a/source4/dsdb/common/util.c b/source4/dsdb/common/util.c
index 5deb1d08b156..7c27b4adfb2f 100644
--- a/source4/dsdb/common/util.c
+++ b/source4/dsdb/common/util.c
@@ -2705,11 +2705,39 @@ int samdb_is_rodc(struct ldb_context *sam_ctx, const struct GUID *objectGUID, bo
 int samdb_rodc(struct ldb_context *sam_ctx, bool *am_rodc)
 {
 	const struct GUID *objectGUID;
+	int ret;
+	bool *cached;
+
+	/* see if we have a cached copy */
+	cached = (bool *)ldb_get_opaque(ldb, "cache.am_rodc");
+	if (cached) {
+		*am_rodc = *cached;
+		return LDB_SUCCESS;
+	}
+
 	objectGUID = samdb_ntds_objectGUID(sam_ctx);
 	if (!objectGUID) {
 		return LDB_ERR_OPERATIONS_ERROR;
 	}
-	return samdb_is_rodc(sam_ctx, objectGUID, am_rodc);
+
+	ret = samdb_is_rodc(sam_ctx, objectGUID, am_rodc);
+	if (ret != LDB_SUCCESS) {
+		return ret;
+	}
+
+	cached = talloc(ldb, bool);
+	if (cached == NULL) {
+		return LDB_ERR_OPERATIONS_ERROR;
+	}
+	*cached = *am_rodc;
+
+	ret = ldb_set_opaque(ldb, "cache.am_rodc", cached);
+	if (ret != LDB_SUCCESS) {
+		talloc_free(cached);
+		return LDB_ERR_OPERATIONS_ERROR;
+	}
+
+	return LDB_SUCCESS;
 }