}
+/*
+ expand a DN attribute to include extended DN information if requested
+ */
+static int expand_dn_in_message(struct ldb_module *module, struct ldb_message *msg,
+ const char *attrname, struct ldb_control *edn_control,
+ struct ldb_request *req)
+{
+ struct ldb_dn *dn, *dn2;
+ struct ldb_val *v;
+ int ret;
+ struct ldb_request *req2;
+ char *dn_string;
+ const char *no_attrs[] = { NULL };
+ struct ldb_result *res;
+ struct ldb_extended_dn_control *edn;
+ TALLOC_CTX *tmp_ctx = talloc_new(req);
+ struct ldb_context *ldb;
+ int edn_type = 0;
+
+ ldb = ldb_module_get_ctx(module);
+
+ edn = talloc_get_type(edn_control->data, struct ldb_extended_dn_control);
+ if (edn) {
+ edn_type = edn->type;
+ }
+
+ v = discard_const_p(struct ldb_val, ldb_msg_find_ldb_val(msg, attrname));
+ if (v == NULL) {
+ talloc_free(tmp_ctx);
+ return 0;
+ }
+
+ dn_string = talloc_strndup(tmp_ctx, (const char *)v->data, v->length);
+ if (dn_string == NULL) {
+ talloc_free(tmp_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ res = talloc_zero(tmp_ctx, struct ldb_result);
+ if (res == NULL) {
+ talloc_free(tmp_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ dn = ldb_dn_new(tmp_ctx, ldb, dn_string);
+ if (!ldb_dn_validate(dn)) {
+ talloc_free(tmp_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ ret = ldb_build_search_req(&req2, ldb, tmp_ctx,
+ dn,
+ LDB_SCOPE_BASE,
+ NULL,
+ no_attrs,
+ NULL,
+ res, ldb_search_default_callback,
+ req);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return ret;
+ }
+
+
+ ret = ldb_request_add_control(req2,
+ LDB_CONTROL_EXTENDED_DN_OID,
+ edn_control->critical, edn);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return ret;
+ }
+
+ ret = ldb_next_request(module, req2);
+ if (ret == LDB_SUCCESS) {
+ ret = ldb_wait(req2->handle, LDB_WAIT_ALL);
+ }
+ if (ret != LDB_SUCCESS) {
+ talloc_free(tmp_ctx);
+ return ret;
+ }
+
+ if (!res || res->count != 1) {
+ talloc_free(tmp_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ dn2 = res->msgs[0]->dn;
+
+ v->data = (uint8_t *)ldb_dn_get_extended_linearized(msg->elements, dn2, edn_type);
+ v->length = strlen((char *)v->data);
+
+ if (v->data == NULL) {
+ talloc_free(tmp_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ talloc_free(tmp_ctx);
+
+ return 0;
+}
+
+
/*
add dynamically generated attributes to rootDSE result
*/
-static int rootdse_add_dynamic(struct ldb_module *module, struct ldb_message *msg, const char * const *attrs)
+static int rootdse_add_dynamic(struct ldb_module *module, struct ldb_message *msg,
+ const char * const *attrs, struct ldb_request *req)
{
struct ldb_context *ldb;
struct private_data *priv = talloc_get_type(ldb_module_get_private(module), struct private_data);
char **server_sasl;
const struct dsdb_schema *schema;
+ int *val;
+ struct ldb_control *edn_control;
+ const char *dn_attrs[] = {
+ "configurationNamingContext",
+ "defaultNamingContext",
+ "dsServiceName",
+ "rootDomainNamingContext",
+ "schemaNamingContext",
+ "serverName",
+ NULL
+ };
ldb = ldb_module_get_ctx(module);
schema = dsdb_get_schema(ldb);
}
}
- if (do_attribute(attrs, "supportedControl")) {
+ if (priv && do_attribute(attrs, "supportedControl")) {
int i;
for (i = 0; i < priv->num_controls; i++) {
char *control = talloc_strdup(msg, priv->controls[i]);
}
}
- if (do_attribute(attrs, "namingContexts")) {
+ if (priv && do_attribute(attrs, "namingContexts")) {
int i;
for (i = 0; i < priv->num_partitions; i++) {
struct ldb_dn *dn = priv->partitions[i];
}
}
- if (schema && do_attribute_explicit(attrs, "vendorVersion")) {
+ if (do_attribute_explicit(attrs, "vendorVersion")) {
if (ldb_msg_add_fmt(msg, "vendorVersion",
"%s", SAMBA_VERSION_STRING) != 0) {
goto failed;
}
}
+ if (priv && do_attribute(attrs, "domainFunctionality")
+ && (val = talloc_get_type(ldb_get_opaque(ldb, "domainFunctionality"), int))) {
+ if (ldb_msg_add_fmt(msg, "domainFunctionality",
+ "%d", *val) != 0) {
+ goto failed;
+ }
+ }
+
+ if (priv && do_attribute(attrs, "forestFunctionality")
+ && (val = talloc_get_type(ldb_get_opaque(ldb, "forestFunctionality"), int))) {
+ if (ldb_msg_add_fmt(msg, "forestFunctionality",
+ "%d", *val) != 0) {
+ goto failed;
+ }
+ }
+
+ if (priv && do_attribute(attrs, "domainControllerFunctionality")
+ && (val = talloc_get_type(ldb_get_opaque(ldb, "domainControllerFunctionality"), int))) {
+ if (ldb_msg_add_fmt(msg, "domainControllerFunctionality",
+ "%d", *val) != 0) {
+ goto failed;
+ }
+ }
+
+ edn_control = ldb_request_get_control(req, LDB_CONTROL_EXTENDED_DN_OID);
+
+ /* if the client sent us the EXTENDED_DN control then we need
+ to expand the DNs to have GUID and SID. W2K8 join relies on
+ this */
+ if (edn_control) {
+ int i, ret;
+ for (i=0; dn_attrs[i]; i++) {
+ if (!do_attribute(attrs, dn_attrs[i])) continue;
+ ret = expand_dn_in_message(module, msg, dn_attrs[i],
+ edn_control, req);
+ if (ret != LDB_SUCCESS) {
+ DEBUG(0,(__location__ ": Failed to expand DN in rootDSE for %s\n",
+ dn_attrs[i]));
+ goto failed;
+ }
+ }
+ }
+
+
/* TODO: lots more dynamic attributes should be added here */
return LDB_SUCCESS;
/* for each record returned post-process to add any dynamic
attributes that have been asked for */
ret = rootdse_add_dynamic(ac->module, ares->message,
- ac->req->op.search.attrs);
+ ac->req->op.search.attrs, ac->req);
if (ret != LDB_SUCCESS) {
talloc_free(ares);
return ldb_module_done(ac->req, NULL, NULL, ret);
static int rootdse_init(struct ldb_module *module)
{
+ int ret;
struct ldb_context *ldb;
+ struct ldb_result *res;
struct private_data *data;
+ const char *attrs[] = { "msDS-Behavior-Version", NULL };
+ const char *ds_attrs[] = { "dsServiceName", NULL };
+ TALLOC_CTX *mem_ctx;
ldb = ldb_module_get_ctx(module);
- data = talloc(module, struct private_data);
+ data = talloc_zero(module, struct private_data);
if (data == NULL) {
return -1;
}
ldb_set_default_dns(ldb);
- return ldb_next_init(module);
+ ret = ldb_next_init(module);
+
+ if (ret) {
+ return ret;
+ }
+
+ mem_ctx = talloc_new(data);
+ if (!mem_ctx) {
+ ldb_oom(ldb);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+
+ /* Now that the partitions are set up, do a search for:
+ - domainControllerFunctionality
+ - domainFunctionality
+ - forestFunctionality
+
+ Then stuff these values into an opaque
+ */
+ ret = ldb_search(ldb, mem_ctx, &res,
+ ldb_get_default_basedn(ldb),
+ LDB_SCOPE_BASE, attrs, NULL);
+ if (ret == LDB_SUCCESS && res->count == 1) {
+ int domain_behaviour_version
+ = ldb_msg_find_attr_as_int(res->msgs[0],
+ "msDS-Behavior-Version", -1);
+ if (domain_behaviour_version != -1) {
+ int *val = talloc(ldb, int);
+ if (!val) {
+ ldb_oom(ldb);
+ talloc_free(mem_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ *val = domain_behaviour_version;
+ ret = ldb_set_opaque(ldb, "domainFunctionality", val);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(mem_ctx);
+ return ret;
+ }
+ }
+ }
+
+ ret = ldb_search(ldb, mem_ctx, &res,
+ samdb_partitions_dn(ldb, mem_ctx),
+ LDB_SCOPE_BASE, attrs, NULL);
+ if (ret == LDB_SUCCESS && res->count == 1) {
+ int forest_behaviour_version
+ = ldb_msg_find_attr_as_int(res->msgs[0],
+ "msDS-Behavior-Version", -1);
+ if (forest_behaviour_version != -1) {
+ int *val = talloc(ldb, int);
+ if (!val) {
+ ldb_oom(ldb);
+ talloc_free(mem_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ *val = forest_behaviour_version;
+ ret = ldb_set_opaque(ldb, "forestFunctionality", val);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(mem_ctx);
+ return ret;
+ }
+ }
+ }
+
+ ret = ldb_search(ldb, mem_ctx, &res,
+ ldb_dn_new(mem_ctx, ldb, ""),
+ LDB_SCOPE_BASE, ds_attrs, NULL);
+ if (ret == LDB_SUCCESS && res->count == 1) {
+ struct ldb_dn *ds_dn
+ = ldb_msg_find_attr_as_dn(ldb, mem_ctx, res->msgs[0],
+ "dsServiceName");
+ if (ds_dn) {
+ ret = ldb_search(ldb, mem_ctx, &res, ds_dn,
+ LDB_SCOPE_BASE, attrs, NULL);
+ if (ret == LDB_SUCCESS && res->count == 1) {
+ int domain_controller_behaviour_version
+ = ldb_msg_find_attr_as_int(res->msgs[0],
+ "msDS-Behavior-Version", -1);
+ if (domain_controller_behaviour_version != -1) {
+ int *val = talloc(ldb, int);
+ if (!val) {
+ ldb_oom(ldb);
+ talloc_free(mem_ctx);
+ return LDB_ERR_OPERATIONS_ERROR;
+ }
+ *val = domain_controller_behaviour_version;
+ ret = ldb_set_opaque(ldb,
+ "domainControllerFunctionality", val);
+ if (ret != LDB_SUCCESS) {
+ talloc_free(mem_ctx);
+ return ret;
+ }
+ }
+ }
+ }
+ }
+
+ talloc_free(mem_ctx);
+
+ return LDB_SUCCESS;
}
static int rootdse_modify(struct ldb_module *module, struct ldb_request *req)