2 Unix SMB/CIFS mplementation.
3 DSDB replication service
5 Copyright (C) Stefan Metzmacher 2007
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #ifndef _DSDB_REPL_DREPL_SERVICE_H_
23 #define _DSDB_REPL_DREPL_SERVICE_H_
25 #include "librpc/gen_ndr/ndr_drsuapi_c.h"
27 struct dreplsrv_service;
28 struct dreplsrv_partition;
30 struct dreplsrv_drsuapi_connection {
32 * this pipe pointer is also the indicator
33 * for a valid connection
35 struct dcerpc_pipe *pipe;
36 struct dcerpc_binding_handle *drsuapi_handle;
38 DATA_BLOB gensec_skey;
39 struct drsuapi_DsBindInfo28 remote_info28;
40 struct policy_handle bind_handle;
43 struct dreplsrv_out_connection {
44 struct dreplsrv_out_connection *prev, *next;
46 struct dreplsrv_service *service;
49 * the binding for the outgoing connection
51 struct dcerpc_binding *binding;
53 /* the out going connection to the source dsa */
54 struct dreplsrv_drsuapi_connection *drsuapi;
57 struct dreplsrv_partition_source_dsa {
58 struct dreplsrv_partition_source_dsa *prev, *next;
60 struct dreplsrv_partition *partition;
63 * the cached repsFrom value for this source dsa
65 * it needs to be updated after each DsGetNCChanges() call
68 * repsFrom1 == &_repsFromBlob.ctr.ctr1
70 struct repsFromToBlob _repsFromBlob;
71 struct repsFromTo1 *repsFrom1;
73 /* the last uSN when we sent a notify */
76 /* the reference to the source_dsa and its outgoing connection */
77 struct dreplsrv_out_connection *conn;
80 struct dreplsrv_partition {
81 struct dreplsrv_partition *prev, *next;
83 struct dreplsrv_service *service;
85 /* the dn of the partition */
87 struct drsuapi_DsReplicaObjectIdentifier nc;
90 * uptodate vector needs to be updated before and after each DsGetNCChanges() call
92 * - before: we need to use our own invocationId together with our highestCommitedUsn
93 * - after: we need to merge in the remote uptodatevector, to avoid reading it again
95 struct replUpToDateVectorCtr2 uptodatevector;
96 struct drsuapi_DsReplicaCursorCtrEx uptodatevector_ex;
99 * a linked list of all source dsa's we replicate from
101 struct dreplsrv_partition_source_dsa *sources;
106 typedef void (*dreplsrv_extended_callback_t)(struct dreplsrv_service *,
108 enum drsuapi_DsExtendedError,
111 struct dreplsrv_out_operation {
112 struct dreplsrv_out_operation *prev, *next;
114 struct dreplsrv_service *service;
116 struct dreplsrv_partition_source_dsa *source_dsa;
118 enum drsuapi_DsExtendedOperation extended_op;
120 enum drsuapi_DsExtendedError extended_ret;
121 dreplsrv_extended_callback_t callback;
125 struct dreplsrv_notify_operation {
126 struct dreplsrv_notify_operation *prev, *next;
128 struct dreplsrv_service *service;
131 struct dreplsrv_partition_source_dsa *source_dsa;
135 struct dreplsrv_service {
136 /* the whole drepl service is in one task */
137 struct task_server *task;
139 /* the time the service was started */
140 struct timeval startup_time;
143 * system session info
144 * with machine account credentials
146 struct auth_session_info *system_session_info;
149 * a connection to the local samdb
151 struct ldb_context *samdb;
153 /* the guid of our NTDS Settings object, which never changes! */
154 struct GUID ntds_guid;
156 * the struct holds the values used for outgoing DsBind() calls,
157 * so that we need to set them up only once
159 struct drsuapi_DsBindInfo28 bind_info28;
161 /* some stuff for periodic processing */
164 * the interval between to periodic runs
169 * the timestamp for the next event,
170 * this is the timstamp passed to event_add_timed()
172 struct timeval next_event;
174 /* here we have a reference to the timed event the schedules the periodic stuff */
175 struct tevent_timer *te;
178 /* some stuff for notify processing */
181 * the interval between notify runs
186 * the timestamp for the next event,
187 * this is the timstamp passed to event_add_timed()
189 struct timeval next_event;
191 /* here we have a reference to the timed event the schedules the notifies */
192 struct tevent_timer *te;
196 * the list of partitions we need to replicate
198 struct dreplsrv_partition *partitions;
201 * the list of cached connections
203 struct dreplsrv_out_connection *connections;
206 /* the pointer to the current active operation */
207 struct dreplsrv_out_operation *current;
209 /* the list of pending operations */
210 struct dreplsrv_out_operation *pending;
212 /* the list of pending notify operations */
213 struct dreplsrv_notify_operation *notifies;
215 /* an active notify operation */
216 struct dreplsrv_notify_operation *n_current;
219 bool rid_alloc_in_progress;
221 bool syncall_workaround;
224 #include "dsdb/repl/drepl_out_helpers.h"
225 #include "dsdb/repl/drepl_service_proto.h"
227 #endif /* _DSDB_REPL_DREPL_SERVICE_H_ */