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https://github.com/samba-team/samba.git
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s4-repl: split out the extended op handling
this is not part of the rid allocation logic Pair-Programmed-With: Andrew Bartlett <abartlet@samba.org>
This commit is contained in:
Andrew Tridgell
parent
54b5370474
commit
f89f3cf30f
168
source4/dsdb/repl/drepl_extended.c
Normal file
168
source4/dsdb/repl/drepl_extended.c
Normal file
@ -0,0 +1,168 @@
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/*
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Unix SMB/CIFS mplementation.
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DSDB replication service - extended operation code
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Copyright (C) Andrew Tridgell 2010
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Copyright (C) Andrew Bartlett 2010
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Copyright (C) Nadezhda Ivanova 2010
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based on drepl_notify.c
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#include "includes.h"
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#include "ldb_module.h"
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#include "dsdb/samdb/samdb.h"
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#include "smbd/service.h"
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#include "dsdb/repl/drepl_service.h"
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#include "param/param.h"
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/*
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create the role owner source dsa structure
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nc_dn: the DN of the subtree being replicated
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source_dsa_dn: the DN of the server that we are replicating from
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*/
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static WERROR drepl_create_extended_source_dsa(struct dreplsrv_service *service,
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struct ldb_dn *nc_dn,
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struct ldb_dn *source_dsa_dn,
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struct dreplsrv_partition_source_dsa **_sdsa)
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{
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struct dreplsrv_partition_source_dsa *sdsa;
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struct ldb_context *ldb = service->samdb;
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int ret;
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WERROR werr;
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sdsa = talloc_zero(service, struct dreplsrv_partition_source_dsa);
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W_ERROR_HAVE_NO_MEMORY(sdsa);
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sdsa->partition = talloc_zero(sdsa, struct dreplsrv_partition);
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if (!sdsa->partition) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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sdsa->partition->dn = ldb_dn_copy(sdsa->partition, nc_dn);
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if (!sdsa->partition->dn) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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sdsa->partition->nc.dn = ldb_dn_alloc_linearized(sdsa->partition, nc_dn);
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if (!sdsa->partition->nc.dn) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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ret = dsdb_find_guid_by_dn(ldb, nc_dn, &sdsa->partition->nc.guid);
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if (ret != LDB_SUCCESS) {
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DEBUG(0,(__location__ ": Failed to find GUID for %s\n",
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ldb_dn_get_linearized(nc_dn)));
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talloc_free(sdsa);
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return WERR_DS_DRA_INTERNAL_ERROR;
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}
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sdsa->repsFrom1 = &sdsa->_repsFromBlob.ctr.ctr1;
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ret = dsdb_find_guid_by_dn(ldb, source_dsa_dn, &sdsa->repsFrom1->source_dsa_obj_guid);
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if (ret != LDB_SUCCESS) {
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DEBUG(0,(__location__ ": Failed to find objectGUID for %s\n",
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ldb_dn_get_linearized(source_dsa_dn)));
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talloc_free(sdsa);
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return WERR_DS_DRA_INTERNAL_ERROR;
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}
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sdsa->repsFrom1->other_info = talloc_zero(sdsa, struct repsFromTo1OtherInfo);
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if (!sdsa->repsFrom1->other_info) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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sdsa->repsFrom1->other_info->dns_name =
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talloc_asprintf(sdsa->repsFrom1->other_info, "%s._msdcs.%s",
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GUID_string(sdsa->repsFrom1->other_info, &sdsa->repsFrom1->source_dsa_obj_guid),
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lpcfg_dnsdomain(service->task->lp_ctx));
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if (!sdsa->repsFrom1->other_info->dns_name) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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werr = dreplsrv_out_connection_attach(service, sdsa->repsFrom1, &sdsa->conn);
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if (!W_ERROR_IS_OK(werr)) {
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DEBUG(0,(__location__ ": Failed to attach connection to %s\n",
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ldb_dn_get_linearized(nc_dn)));
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talloc_free(sdsa);
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return werr;
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}
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*_sdsa = sdsa;
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return WERR_OK;
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}
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struct extended_op_data {
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dreplsrv_fsmo_callback_t callback;
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void *callback_data;
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struct dreplsrv_partition_source_dsa *sdsa;
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};
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/*
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called when an extended op finishes
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*/
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static void extended_op_callback(struct dreplsrv_service *service,
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WERROR err,
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enum drsuapi_DsExtendedError exop_error,
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void *cb_data)
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{
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struct extended_op_data *data = talloc_get_type_abort(cb_data, struct extended_op_data);
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talloc_free(data->sdsa);
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data->callback(service, err, exop_error, data->callback_data);
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talloc_free(data);
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}
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/*
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schedule a getncchanges request to the role owner for an extended operation
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*/
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WERROR drepl_request_extended_op(struct dreplsrv_service *service,
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struct ldb_dn *role_owner_dn,
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struct ldb_dn *fsmo_role_dn,
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enum drsuapi_DsExtendedOperation extended_op,
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uint64_t fsmo_info,
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dreplsrv_fsmo_callback_t callback,
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void *callback_data)
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{
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WERROR werr;
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struct extended_op_data *data;
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struct dreplsrv_partition_source_dsa *sdsa;
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werr = drepl_create_extended_source_dsa(service, role_owner_dn, fsmo_role_dn, &sdsa);
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W_ERROR_NOT_OK_RETURN(werr);
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data = talloc(service, struct extended_op_data);
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W_ERROR_HAVE_NO_MEMORY(data);
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data->callback = callback;
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data->callback_data = callback_data;
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data->sdsa = sdsa;
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werr = dreplsrv_schedule_partition_pull_source(service, sdsa,
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extended_op, fsmo_info,
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extended_op_callback, data);
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if (!W_ERROR_IS_OK(werr)) {
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talloc_free(sdsa);
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talloc_free(data);
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}
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return werr;
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}
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@ -30,142 +30,6 @@
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#include "dsdb/repl/drepl_service.h"
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#include "param/param.h"
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/*
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create the role owner source dsa structure
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nc_dn: the DN of the subtree being replicated
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source_dsa_dn: the DN of the server that we are replicating from
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*/
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WERROR drepl_create_role_owner_source_dsa(struct dreplsrv_service *service,
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struct ldb_dn *nc_dn,
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struct ldb_dn *source_dsa_dn,
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struct dreplsrv_partition_source_dsa **_sdsa)
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{
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struct dreplsrv_partition_source_dsa *sdsa;
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struct ldb_context *ldb = service->samdb;
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int ret;
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WERROR werr;
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sdsa = talloc_zero(service, struct dreplsrv_partition_source_dsa);
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W_ERROR_HAVE_NO_MEMORY(sdsa);
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sdsa->partition = talloc_zero(sdsa, struct dreplsrv_partition);
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if (!sdsa->partition) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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sdsa->partition->dn = ldb_dn_copy(sdsa->partition, nc_dn);
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if (!sdsa->partition->dn) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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sdsa->partition->nc.dn = ldb_dn_alloc_linearized(sdsa->partition, nc_dn);
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if (!sdsa->partition->nc.dn) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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ret = dsdb_find_guid_by_dn(ldb, nc_dn, &sdsa->partition->nc.guid);
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if (ret != LDB_SUCCESS) {
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DEBUG(0,(__location__ ": Failed to find GUID for %s\n",
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ldb_dn_get_linearized(nc_dn)));
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talloc_free(sdsa);
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return WERR_DS_DRA_INTERNAL_ERROR;
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}
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sdsa->repsFrom1 = &sdsa->_repsFromBlob.ctr.ctr1;
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ret = dsdb_find_guid_by_dn(ldb, source_dsa_dn, &sdsa->repsFrom1->source_dsa_obj_guid);
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if (ret != LDB_SUCCESS) {
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DEBUG(0,(__location__ ": Failed to find objectGUID for %s\n",
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ldb_dn_get_linearized(source_dsa_dn)));
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talloc_free(sdsa);
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return WERR_DS_DRA_INTERNAL_ERROR;
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}
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sdsa->repsFrom1->other_info = talloc_zero(sdsa, struct repsFromTo1OtherInfo);
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if (!sdsa->repsFrom1->other_info) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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sdsa->repsFrom1->other_info->dns_name =
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talloc_asprintf(sdsa->repsFrom1->other_info, "%s._msdcs.%s",
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GUID_string(sdsa->repsFrom1->other_info, &sdsa->repsFrom1->source_dsa_obj_guid),
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lpcfg_dnsdomain(service->task->lp_ctx));
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if (!sdsa->repsFrom1->other_info->dns_name) {
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talloc_free(sdsa);
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return WERR_NOMEM;
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}
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werr = dreplsrv_out_connection_attach(service, sdsa->repsFrom1, &sdsa->conn);
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if (!W_ERROR_IS_OK(werr)) {
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DEBUG(0,(__location__ ": Failed to attach connection to %s\n",
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ldb_dn_get_linearized(nc_dn)));
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talloc_free(sdsa);
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return werr;
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}
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*_sdsa = sdsa;
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return WERR_OK;
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}
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struct extended_op_data {
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dreplsrv_fsmo_callback_t callback;
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void *callback_data;
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struct dreplsrv_partition_source_dsa *sdsa;
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};
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/*
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called when an extended op finishes
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*/
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static void extended_op_callback(struct dreplsrv_service *service,
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WERROR err,
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enum drsuapi_DsExtendedError exop_error,
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void *cb_data)
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{
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struct extended_op_data *data = talloc_get_type_abort(cb_data, struct extended_op_data);
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talloc_free(data->sdsa);
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data->callback(service, err, exop_error, data->callback_data);
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talloc_free(data);
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}
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/*
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schedule a getncchanges request to the role owner for an extended operation
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*/
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WERROR drepl_request_extended_op(struct dreplsrv_service *service,
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struct ldb_dn *fsmo_role_dn,
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struct ldb_dn *role_owner_dn,
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enum drsuapi_DsExtendedOperation extended_op,
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uint64_t fsmo_info,
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dreplsrv_fsmo_callback_t callback,
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void *callback_data)
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{
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WERROR werr;
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struct extended_op_data *data;
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struct dreplsrv_partition_source_dsa *sdsa;
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werr = drepl_create_role_owner_source_dsa(service, role_owner_dn, fsmo_role_dn, &sdsa);
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W_ERROR_NOT_OK_RETURN(werr);
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data = talloc(service, struct extended_op_data);
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W_ERROR_HAVE_NO_MEMORY(data);
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data->callback = callback;
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data->callback_data = callback_data;
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data->sdsa = sdsa;
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werr = dreplsrv_schedule_partition_pull_source(service, sdsa,
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extended_op, fsmo_info,
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extended_op_callback, data);
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if (!W_ERROR_IS_OK(werr)) {
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talloc_free(sdsa);
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talloc_free(data);
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}
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return werr;
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}
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/*
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called when a rid allocation request has completed
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*/
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@ -25,7 +25,7 @@ bld.SAMBA_SUBSYSTEM('SAMDB_SCHEMA',
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bld.SAMBA_MODULE('DREPL_SRV',
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source='repl/drepl_service.c repl/drepl_periodic.c repl/drepl_partitions.c repl/drepl_out_pull.c repl/drepl_out_helpers.c repl/drepl_notify.c repl/drepl_ridalloc.c repl/drepl_fsmo.c',
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source='repl/drepl_service.c repl/drepl_periodic.c repl/drepl_partitions.c repl/drepl_out_pull.c repl/drepl_out_helpers.c repl/drepl_notify.c repl/drepl_ridalloc.c repl/drepl_extended.c repl/drepl_fsmo.c',
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autoproto='repl/drepl_service_proto.h',
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subsystem='service',
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init_function='server_service_drepl_init',
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