r20871: implement the validFSMOs constructed attribute on the rootdse

for the schema, domain naming and pdc fsmo roles

infrastructure and rid manager will be added later,
when we have module for them

metze
(This used to be commit 308f9cf822a3a34dae28a5fa5aa850e2adbeb472)

1 files changed, 40 insertions, 0 deletions

diff --git a/source4/dsdb/samdb/ldb_modules/rootdse.c b/source4/dsdb/samdb/ldb_modules/rootdse.c
index 9a469c4563..a698e0db43 100644
--- a/source4/dsdb/samdb/ldb_modules/rootdse.c
+++ b/source4/dsdb/samdb/ldb_modules/rootdse.c
@@ -163,6 +163,46 @@ static int rootdse_add_dynamic(struct ldb_module *module, struct ldb_message *ms
 		}
 	}
 
+	if (do_attribute_explicit(attrs, "validFSMOs")) {
+		const struct dsdb_schema_fsmo *schema_fsmo;
+		const struct dsdb_naming_fsmo *naming_fsmo;
+		const struct dsdb_pdc_fsmo *pdc_fsmo;
+		const char *dn_str;
+
+		schema_fsmo = talloc_get_type(ldb_get_opaque(module->ldb, "dsdb_schema_fsmo"),
+					      struct dsdb_schema_fsmo);
+		if (schema_fsmo && schema_fsmo->we_are_master) {
+			dn_str = ldb_dn_get_linearized(samdb_schema_dn(module->ldb));
+			if (dn_str && dn_str[0]) {
+				if (ldb_msg_add_fmt(msg, "validFSMOs", "%s", dn_str) != 0) {
+					goto failed;
+				}
+			}
+		}
+
+		naming_fsmo = talloc_get_type(ldb_get_opaque(module->ldb, "dsdb_naming_fsmo"),
+					      struct dsdb_naming_fsmo);
+		if (naming_fsmo && naming_fsmo->we_are_master) {
+			dn_str = ldb_dn_get_linearized(samdb_partitions_dn(module->ldb, msg));
+			if (dn_str && dn_str[0]) {
+				if (ldb_msg_add_fmt(msg, "validFSMOs", "%s", dn_str) != 0) {
+					goto failed;
+				}
+			}
+		}
+
+		pdc_fsmo = talloc_get_type(ldb_get_opaque(module->ldb, "dsdb_pdc_fsmo"),
+					   struct dsdb_pdc_fsmo);
+		if (pdc_fsmo && pdc_fsmo->we_are_master) {
+			dn_str = ldb_dn_get_linearized(samdb_base_dn(module->ldb));
+			if (dn_str && dn_str[0]) {
+				if (ldb_msg_add_fmt(msg, "validFSMOs", "%s", dn_str) != 0) {
+					goto failed;
+				}
+			}
+		}
+	}
+
 	/* TODO: lots more dynamic attributes should be added here */
 
 	return LDB_SUCCESS;