[SCM] Samba Shared Repository - branch v4-0-test updated - release-4-0-0alpha2-480-g2a418f3

Andrew Bartlett abartlet at samba.org
Thu Jan 17 23:14:20 GMT 2008


The branch, v4-0-test has been updated
       via  2a418f33705a792d9d16cf1d4aa3dcda467e6e04 (commit)
      from  bf957bcb835a2c7c903f60dfa8f9a7e41997c5af (commit)

http://gitweb.samba.org/?p=samba.git;a=shortlog;h=v4-0-test


- Log -----------------------------------------------------------------
commit 2a418f33705a792d9d16cf1d4aa3dcda467e6e04
Author: Andrew Bartlett <abartlet at samba.org>
Date:   Fri Jan 18 10:13:43 2008 +1100

    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

-----------------------------------------------------------------------

Summary of changes:
 source/dsdb/samdb/ldb_modules/config.mk      |   13 +++
 source/dsdb/samdb/ldb_modules/instancetype.c |  128 ++++++++++++++++++++++++++
 source/scripting/libjs/provision.js          |    6 +-
 3 files changed, 144 insertions(+), 3 deletions(-)
 create mode 100644 source/dsdb/samdb/ldb_modules/instancetype.c


Changeset truncated at 500 lines:

diff --git a/source/dsdb/samdb/ldb_modules/config.mk b/source/dsdb/samdb/ldb_modules/config.mk
index a41a29b..dc407fb 100644
--- a/source/dsdb/samdb/ldb_modules/config.mk
+++ b/source/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/source/dsdb/samdb/ldb_modules/instancetype.c b/source/dsdb/samdb/ldb_modules/instancetype.c
new file mode 100644
index 0000000..ee1f2ff
--- /dev/null
+++ b/source/dsdb/samdb/ldb_modules/instancetype.c
@@ -0,0 +1,128 @@
+/* 
+   ldb database library
+
+   Copyright (C) Simo Sorce  2004-2006
+   Copyright (C) Andrew Bartlett <abartlet at samba.org> 2005
+   Copyright (C) Andrew Tridgell 2005
+   Copyright (C) Stefan Metzmacher <metze at 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/source/scripting/libjs/provision.js b/source/scripting/libjs/provision.js
index 3812884..0cca49d 100644
--- a/source/scripting/libjs/provision.js
+++ b/source/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";


-- 
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