s4-dsdb: calculate validFSMOs at runtime instead of pre-computing

this changes the rootdse to compute the validFSMOs attribute at
runtime by checking the fSMORoleOwner attribute on the appropriate
DN. This avoids the need for the pdc_fsmo and naming_fsmo modules.

Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>

1 files changed, 0 insertions, 113 deletions

diff --git a/source4/dsdb/samdb/ldb_modules/pdc_fsmo.c b/source4/dsdb/samdb/ldb_modules/pdc_fsmo.c
deleted file mode 100644
index 68f181581c..0000000000
--- a/source4/dsdb/samdb/ldb_modules/pdc_fsmo.c
+++ /dev/null
@@ -1,113 +0,0 @@
-/* 
-   Unix SMB/CIFS mplementation.
-
-   The module that handles the PDC FSMO Role Owner checkings
-   
-   Copyright (C) Stefan Metzmacher 2007
-    
-   This program is free software; you can redistribute it and/or modify
-   it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 3 of the License, or
-   (at your option) any later version.
-   
-   This program is distributed in the hope that it will be useful,
-   but WITHOUT ANY WARRANTY; without even the implied warranty of
-   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-   GNU General Public License for more details.
-   
-   You should have received a copy of the GNU General Public License
-   along with this program.  If not, see <http://www.gnu.org/licenses/>.
-   
-*/
-
-#include "includes.h"
-#include "ldb_module.h"
-#include "dsdb/samdb/samdb.h"
-#include "librpc/gen_ndr/ndr_misc.h"
-#include "librpc/gen_ndr/ndr_drsuapi.h"
-#include "librpc/gen_ndr/ndr_drsblobs.h"
-#include "../lib/util/dlinklist.h"
-#include "dsdb/samdb/ldb_modules/util.h"
-
-static int pdc_fsmo_init(struct ldb_module *module)
-{
-	struct ldb_context *ldb;
-	TALLOC_CTX *mem_ctx;
-	struct ldb_dn *pdc_dn;
-	struct dsdb_pdc_fsmo *pdc_fsmo;
-	struct ldb_result *pdc_res;
-	int ret;
-	static const char *pdc_attrs[] = {
-		"fSMORoleOwner",
-		NULL
-	};
-
-	ldb = ldb_module_get_ctx(module);
-
-	mem_ctx = talloc_new(module);
-	if (!mem_ctx) {
-		return ldb_oom(ldb);
-	}
-
-	pdc_dn = ldb_get_default_basedn(ldb);
-	if (!pdc_dn) {
-		ldb_debug_set(ldb, LDB_DEBUG_FATAL,
-			  "pdc_fsmo_init: could not determine default basedn");
-		talloc_free(mem_ctx);
-		return LDB_ERR_OPERATIONS_ERROR;
-	}
-
-	pdc_fsmo = talloc_zero(mem_ctx, struct dsdb_pdc_fsmo);
-	if (!pdc_fsmo) {
-		return ldb_oom(ldb);
-	}
-	ldb_module_set_private(module, pdc_fsmo);
-
-	ret = dsdb_module_search_dn(module, mem_ctx, &pdc_res,
-				    pdc_dn, 
-				    pdc_attrs,
-				    DSDB_FLAG_NEXT_MODULE, NULL);
-	if (ret == LDB_ERR_NO_SUCH_OBJECT) {
-		ldb_debug(ldb, LDB_DEBUG_TRACE,
-			  "pdc_fsmo_init: no domain object present: (skip loading of domain details)");
-		talloc_free(mem_ctx);
-		return ldb_next_init(module);
-	} else if (ret != LDB_SUCCESS) {
-		ldb_debug_set(ldb, LDB_DEBUG_FATAL,
-			      "pdc_fsmo_init: failed to search the domain object: %d:%s: %s",
-			      ret, ldb_strerror(ret), ldb_errstring(ldb));
-		talloc_free(mem_ctx);
-		return ret;
-	}
-
-	pdc_fsmo->master_dn = ldb_msg_find_attr_as_dn(ldb, mem_ctx, pdc_res->msgs[0], "fSMORoleOwner");
-	if (ldb_dn_compare(samdb_ntds_settings_dn(ldb), pdc_fsmo->master_dn) == 0) {
-		pdc_fsmo->we_are_master = true;
-	} else {
-		pdc_fsmo->we_are_master = false;
-	}
-
-	if (ldb_set_opaque(ldb, "dsdb_pdc_fsmo", pdc_fsmo) != LDB_SUCCESS) {
-		return ldb_oom(ldb);
-	}
-
-	talloc_steal(module, pdc_fsmo);
-
-	ldb_debug(ldb, LDB_DEBUG_TRACE,
-			  "pdc_fsmo_init: we are master: %s\n",
-			  (pdc_fsmo->we_are_master?"yes":"no"));
-
-	talloc_free(mem_ctx);
-	return ldb_next_init(module);
-}
-
-static const struct ldb_module_ops ldb_pdc_fsmo_module_ops = {
-	.name		= "pdc_fsmo",
-	.init_context	= pdc_fsmo_init
-};
-
-int ldb_pdc_fsmo_module_init(const char *version)
-{
-	LDB_MODULE_CHECK_VERSION(version);
-	return ldb_register_module(&ldb_pdc_fsmo_module_ops);
-}