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authorAndrew Bartlett <abartlet@samba.org>2008-01-18 10:13:43 +1100
committerAndrew Bartlett <abartlet@samba.org>2008-01-18 10:13:43 +1100
commit8d36d43e5258aa80855a9baa707a9fcad77a0d03 (patch)
treee79a109b91d18363b0cb661a32322b0b5cbd6c91
parent3115481e32c722645e1974acb3525ea52a5b2d08 (diff)
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Add in a new module to handle instanceType
This code raided from the repl_meta_data module, which probably needs to be downsized to just handling the replication data. Andrew Bartlett (This used to be commit 2a418f33705a792d9d16cf1d4aa3dcda467e6e04)
-rw-r--r--source4/dsdb/samdb/ldb_modules/config.mk13
-rw-r--r--source4/dsdb/samdb/ldb_modules/instancetype.c128
-rw-r--r--source4/scripting/libjs/provision.js6
3 files changed, 144 insertions, 3 deletions
diff --git a/source4/dsdb/samdb/ldb_modules/config.mk b/source4/dsdb/samdb/ldb_modules/config.mk
index a41a29b5dd..dc407fbd8a 100644
--- a/source4/dsdb/samdb/ldb_modules/config.mk
+++ b/source4/dsdb/samdb/ldb_modules/config.mk
@@ -333,3 +333,16 @@ OBJ_FILES = \
# End MODULE ldb_normalise
################################################
+################################################
+# Start MODULE ldb_instancetype
+[MODULE::ldb_instancetype]
+INIT_FUNCTION = ldb_instancetype_init
+CFLAGS = -Ilib/ldb/include
+OUTPUT_TYPE = SHARED_LIBRARY
+PRIVATE_DEPENDENCIES = LIBTALLOC
+SUBSYSTEM = LIBLDB
+OBJ_FILES = \
+ instancetype.o
+# End MODULE ldb_instancetype
+################################################
+
diff --git a/source4/dsdb/samdb/ldb_modules/instancetype.c b/source4/dsdb/samdb/ldb_modules/instancetype.c
new file mode 100644
index 0000000000..ee1f2ff7ba
--- /dev/null
+++ b/source4/dsdb/samdb/ldb_modules/instancetype.c
@@ -0,0 +1,128 @@
+/*
+ ldb database library
+
+ Copyright (C) Simo Sorce 2004-2006
+ Copyright (C) Andrew Bartlett <abartlet@samba.org> 2005
+ Copyright (C) Andrew Tridgell 2005
+ Copyright (C) Stefan Metzmacher <metze@samba.org> 2007
+
+ ** NOTE! The following LGPL license applies to the ldb
+ ** library. This does NOT imply that all of Samba is released
+ ** under the LGPL
+
+ This library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 3 of the License, or (at your option) any later version.
+
+ This library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with this library; if not, see <http://www.gnu.org/licenses/>.
+*/
+
+/*
+ * Name: ldb
+ *
+ * Component: ldb instancetype module
+ *
+ * Description: add an instanceType onto every new record
+ *
+ * Author: Simo Sorce
+ */
+
+#include "includes.h"
+#include "ldb/include/ldb_includes.h"
+#include "librpc/gen_ndr/ndr_misc.h"
+#include "param/param.h"
+#include "dsdb/samdb/samdb.h"
+#include "dsdb/common/flags.h"
+
+/* add_record: add instancetype attribute */
+static int instancetype_add(struct ldb_module *module, struct ldb_request *req)
+{
+ struct ldb_request *down_req;
+ struct ldb_message *msg;
+ uint32_t instance_type;
+ int ret;
+ const struct ldb_control *partition_ctrl;
+ const struct dsdb_control_current_partition *partition;
+
+
+ ldb_debug(module->ldb, LDB_DEBUG_TRACE, "instancetype_add_record\n");
+
+ /* do not manipulate our control entries */
+ if (ldb_dn_is_special(req->op.add.message->dn)) {
+ return ldb_next_request(module, req);
+ }
+
+ partition_ctrl = ldb_request_get_control(req, DSDB_CONTROL_CURRENT_PARTITION_OID);
+ if (!partition_ctrl) {
+ ldb_debug_set(module->ldb, LDB_DEBUG_FATAL,
+ "instancetype_add: no current partition control found");
+ return LDB_ERR_CONSTRAINT_VIOLATION;
+ }
+
+ partition = talloc_get_type(partition_ctrl->data,
+ struct dsdb_control_current_partition);
+ SMB_ASSERT(partition && partition->version == DSDB_CONTROL_CURRENT_PARTITION_VERSION);
+
+ down_req = talloc(req, struct ldb_request);
+ if (down_req == NULL) {
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ *down_req = *req;
+
+ /* we have to copy the message as the caller might have it as a const */
+ down_req->op.add.message = msg = ldb_msg_copy_shallow(down_req, req->op.add.message);
+ if (msg == NULL) {
+ talloc_free(down_req);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ /*
+ * TODO: calculate correct instance type
+ */
+ instance_type = INSTANCE_TYPE_WRITE;
+ if (ldb_dn_compare(partition->dn, msg->dn) == 0) {
+ instance_type |= INSTANCE_TYPE_IS_NC_HEAD;
+ if (ldb_dn_compare(msg->dn, samdb_base_dn(module->ldb)) != 0) {
+ instance_type |= INSTANCE_TYPE_NC_ABOVE;
+ }
+ }
+
+ ret = ldb_msg_add_fmt(msg, "instanceType", "%u", instance_type);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(down_req);
+ ldb_oom(module->ldb);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ldb_set_timeout_from_prev_req(module->ldb, req, down_req);
+
+ /* go on with the call chain */
+ ret = ldb_next_request(module, down_req);
+
+ /* do not free down_req as the call results may be linked to it,
+ * it will be freed when the upper level request get freed */
+ if (ret == LDB_SUCCESS) {
+ req->handle = down_req->handle;
+ }
+
+ return ret;
+}
+
+static const struct ldb_module_ops instancetype_ops = {
+ .name = "instancetype",
+ .add = instancetype_add,
+};
+
+
+int ldb_instancetype_init(void)
+{
+ return ldb_register_module(&instancetype_ops);
+}
diff --git a/source4/scripting/libjs/provision.js b/source4/scripting/libjs/provision.js
index 381288417a..0cca49dec9 100644
--- a/source4/scripting/libjs/provision.js
+++ b/source4/scripting/libjs/provision.js
@@ -1013,9 +1013,9 @@ function provision_guess()
subobj.DOMAINDN_LDB = "users.ldb";
subobj.CONFIGDN_LDB = "configuration.ldb";
subobj.SCHEMADN_LDB = "schema.ldb";
- subobj.DOMAINDN_MOD = "pdc_fsmo,password_hash";
- subobj.CONFIGDN_MOD = "naming_fsmo";
- subobj.SCHEMADN_MOD = "schema_fsmo";
+ subobj.DOMAINDN_MOD = "pdc_fsmo,password_hash,instancetype";
+ subobj.CONFIGDN_MOD = "naming_fsmo,instancetype";
+ subobj.SCHEMADN_MOD = "schema_fsmo,instancetype";
subobj.DOMAINDN_MOD2 = ",objectguid";
subobj.CONFIGDN_MOD2 = ",objectguid";
subobj.SCHEMADN_MOD2 = ",objectguid";