diff options
Diffstat (limited to 'source4/dsdb/repl/drepl_extended.c')
| -rw-r--r-- | source4/dsdb/repl/drepl_extended.c | 168 |
1 files changed, 168 insertions, 0 deletions
diff --git a/source4/dsdb/repl/drepl_extended.c b/source4/dsdb/repl/drepl_extended.c new file mode 100644 index 0000000000..41fe38b937 --- /dev/null +++ b/source4/dsdb/repl/drepl_extended.c @@ -0,0 +1,168 @@ +/* + Unix SMB/CIFS mplementation. + + DSDB replication service - extended operation code + + Copyright (C) Andrew Tridgell 2010 + Copyright (C) Andrew Bartlett 2010 + Copyright (C) Nadezhda Ivanova 2010 + + based on drepl_notify.c + + 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 "smbd/service.h" +#include "dsdb/repl/drepl_service.h" +#include "param/param.h" + + +/* + create the role owner source dsa structure + + nc_dn: the DN of the subtree being replicated + source_dsa_dn: the DN of the server that we are replicating from + */ +static WERROR drepl_create_extended_source_dsa(struct dreplsrv_service *service, + struct ldb_dn *nc_dn, + struct ldb_dn *source_dsa_dn, + struct dreplsrv_partition_source_dsa **_sdsa) +{ + struct dreplsrv_partition_source_dsa *sdsa; + struct ldb_context *ldb = service->samdb; + int ret; + WERROR werr; + + sdsa = talloc_zero(service, struct dreplsrv_partition_source_dsa); + W_ERROR_HAVE_NO_MEMORY(sdsa); + + sdsa->partition = talloc_zero(sdsa, struct dreplsrv_partition); + if (!sdsa->partition) { + talloc_free(sdsa); + return WERR_NOMEM; + } + + sdsa->partition->dn = ldb_dn_copy(sdsa->partition, nc_dn); + if (!sdsa->partition->dn) { + talloc_free(sdsa); + return WERR_NOMEM; + } + sdsa->partition->nc.dn = ldb_dn_alloc_linearized(sdsa->partition, nc_dn); + if (!sdsa->partition->nc.dn) { + talloc_free(sdsa); + return WERR_NOMEM; + } + ret = dsdb_find_guid_by_dn(ldb, nc_dn, &sdsa->partition->nc.guid); + if (ret != LDB_SUCCESS) { + DEBUG(0,(__location__ ": Failed to find GUID for %s\n", + ldb_dn_get_linearized(nc_dn))); + talloc_free(sdsa); + return WERR_DS_DRA_INTERNAL_ERROR; + } + + sdsa->repsFrom1 = &sdsa->_repsFromBlob.ctr.ctr1; + ret = dsdb_find_guid_by_dn(ldb, source_dsa_dn, &sdsa->repsFrom1->source_dsa_obj_guid); + if (ret != LDB_SUCCESS) { + DEBUG(0,(__location__ ": Failed to find objectGUID for %s\n", + ldb_dn_get_linearized(source_dsa_dn))); + talloc_free(sdsa); + return WERR_DS_DRA_INTERNAL_ERROR; + } + + sdsa->repsFrom1->other_info = talloc_zero(sdsa, struct repsFromTo1OtherInfo); + if (!sdsa->repsFrom1->other_info) { + talloc_free(sdsa); + return WERR_NOMEM; + } + + sdsa->repsFrom1->other_info->dns_name = + talloc_asprintf(sdsa->repsFrom1->other_info, "%s._msdcs.%s", + GUID_string(sdsa->repsFrom1->other_info, &sdsa->repsFrom1->source_dsa_obj_guid), + lpcfg_dnsdomain(service->task->lp_ctx)); + if (!sdsa->repsFrom1->other_info->dns_name) { + talloc_free(sdsa); + return WERR_NOMEM; + } + + + werr = dreplsrv_out_connection_attach(service, sdsa->repsFrom1, &sdsa->conn); + if (!W_ERROR_IS_OK(werr)) { + DEBUG(0,(__location__ ": Failed to attach connection to %s\n", + ldb_dn_get_linearized(nc_dn))); + talloc_free(sdsa); + return werr; + } + + *_sdsa = sdsa; + return WERR_OK; +} + +struct extended_op_data { + dreplsrv_fsmo_callback_t callback; + void *callback_data; + struct dreplsrv_partition_source_dsa *sdsa; +}; + +/* + called when an extended op finishes + */ +static void extended_op_callback(struct dreplsrv_service *service, + WERROR err, + enum drsuapi_DsExtendedError exop_error, + void *cb_data) +{ + struct extended_op_data *data = talloc_get_type_abort(cb_data, struct extended_op_data); + talloc_free(data->sdsa); + data->callback(service, err, exop_error, data->callback_data); + talloc_free(data); +} + +/* + schedule a getncchanges request to the role owner for an extended operation + */ +WERROR drepl_request_extended_op(struct dreplsrv_service *service, + struct ldb_dn *role_owner_dn, + struct ldb_dn *fsmo_role_dn, + enum drsuapi_DsExtendedOperation extended_op, + uint64_t fsmo_info, + dreplsrv_fsmo_callback_t callback, + void *callback_data) +{ + WERROR werr; + struct extended_op_data *data; + struct dreplsrv_partition_source_dsa *sdsa; + + werr = drepl_create_extended_source_dsa(service, role_owner_dn, fsmo_role_dn, &sdsa); + W_ERROR_NOT_OK_RETURN(werr); + + data = talloc(service, struct extended_op_data); + W_ERROR_HAVE_NO_MEMORY(data); + + data->callback = callback; + data->callback_data = callback_data; + data->sdsa = sdsa; + + werr = dreplsrv_schedule_partition_pull_source(service, sdsa, + extended_op, fsmo_info, + extended_op_callback, data); + if (!W_ERROR_IS_OK(werr)) { + talloc_free(sdsa); + talloc_free(data); + } + return werr; +} |