source: branches/samba-3.5.x/source4/dsdb/repl/drepl_service.h

Last change on this file was 414, checked in by Herwig Bauernfeind, 15 years ago

Samba 3.5.0: Initial import
File size: 5.1 KB
Line 
1/*
2 Unix SMB/CIFS mplementation.
3 DSDB replication service
4
5 Copyright (C) Stefan Metzmacher 2007
6
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.
11
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.
16
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/>.
19
20*/
21
22#ifndef _DSDB_REPL_DREPL_SERVICE_H_
23#define _DSDB_REPL_DREPL_SERVICE_H_
24
25#include "librpc/gen_ndr/ndr_drsuapi_c.h"
26
27struct dreplsrv_service;
28struct dreplsrv_partition;
29
30struct dreplsrv_drsuapi_connection {
31 /*
32 * this pipe pointer is also the indicator
33 * for a valid connection
34 */
35 struct dcerpc_pipe *pipe;
36
37 DATA_BLOB gensec_skey;
38 struct drsuapi_DsBindInfo28 remote_info28;
39 struct policy_handle bind_handle;
40};
41
42struct dreplsrv_out_connection {
43 struct dreplsrv_out_connection *prev, *next;
44
45 struct dreplsrv_service *service;
46
47 /*
48 * the binding for the outgoing connection
49 */
50 struct dcerpc_binding *binding;
51
52 /* the out going connection to the source dsa */
53 struct dreplsrv_drsuapi_connection *drsuapi;
54};
55
56struct dreplsrv_partition_source_dsa {
57 struct dreplsrv_partition_source_dsa *prev, *next;
58
59 struct dreplsrv_partition *partition;
60
61 /*
62 * the cached repsFrom value for this source dsa
63 *
64 * it needs to be updated after each DsGetNCChanges() call
65 * to the source dsa
66 *
67 * repsFrom1 == &_repsFromBlob.ctr.ctr1
68 */
69 struct repsFromToBlob _repsFromBlob;
70 struct repsFromTo1 *repsFrom1;
71
72 /* the last uSN when we sent a notify */
73 uint64_t notify_uSN;
74
75 /* the reference to the source_dsa and its outgoing connection */
76 struct dreplsrv_out_connection *conn;
77};
78
79struct dreplsrv_partition {
80 struct dreplsrv_partition *prev, *next;
81
82 struct dreplsrv_service *service;
83
84 /* the dn of the partition */
85 struct ldb_dn *dn;
86 struct drsuapi_DsReplicaObjectIdentifier nc;
87
88 /*
89 * uptodate vector needs to be updated before and after each DsGetNCChanges() call
90 *
91 * - before: we need to use our own invocationId together with our highestCommitedUsn
92 * - after: we need to merge in the remote uptodatevector, to avoid reading it again
93 */
94 struct replUpToDateVectorCtr2 uptodatevector;
95 struct drsuapi_DsReplicaCursorCtrEx uptodatevector_ex;
96
97 /*
98 * a linked list of all source dsa's we replicate from
99 */
100 struct dreplsrv_partition_source_dsa *sources;
101};
102
103struct dreplsrv_out_operation {
104 struct dreplsrv_out_operation *prev, *next;
105
106 struct dreplsrv_service *service;
107
108 struct dreplsrv_partition_source_dsa *source_dsa;
109
110 struct composite_context *creq;
111};
112
113struct dreplsrv_notify_operation {
114 struct dreplsrv_notify_operation *prev, *next;
115
116 struct dreplsrv_service *service;
117 uint64_t uSN;
118
119 struct dreplsrv_partition_source_dsa *source_dsa;
120
121 struct composite_context *creq;
122};
123
124struct dreplsrv_service {
125 /* the whole drepl service is in one task */
126 struct task_server *task;
127
128 /* the time the service was started */
129 struct timeval startup_time;
130
131 /*
132 * system session info
133 * with machine account credentials
134 */
135 struct auth_session_info *system_session_info;
136
137 /*
138 * a connection to the local samdb
139 */
140 struct ldb_context *samdb;
141
142 /* the guid of our NTDS Settings object, which never changes! */
143 struct GUID ntds_guid;
144 /*
145 * the struct holds the values used for outgoing DsBind() calls,
146 * so that we need to set them up only once
147 */
148 struct drsuapi_DsBindInfo28 bind_info28;
149
150 /* some stuff for periodic processing */
151 struct {
152 /*
153 * the interval between to periodic runs
154 */
155 uint32_t interval;
156
157 /*
158 * the timestamp for the next event,
159 * this is the timstamp passed to event_add_timed()
160 */
161 struct timeval next_event;
162
163 /* here we have a reference to the timed event the schedules the periodic stuff */
164 struct tevent_timer *te;
165 } periodic;
166
167 /* some stuff for notify processing */
168 struct {
169 /*
170 * the interval between notify runs
171 */
172 uint32_t interval;
173
174 /*
175 * the timestamp for the next event,
176 * this is the timstamp passed to event_add_timed()
177 */
178 struct timeval next_event;
179
180 /* here we have a reference to the timed event the schedules the notifies */
181 struct tevent_timer *te;
182 } notify;
183
184 /*
185 * the list of partitions we need to replicate
186 */
187 struct dreplsrv_partition *partitions;
188
189 /*
190 * the list of cached connections
191 */
192 struct dreplsrv_out_connection *connections;
193
194 struct {
195 /* the pointer to the current active operation */
196 struct dreplsrv_out_operation *current;
197
198 /* the list of pending operations */
199 struct dreplsrv_out_operation *pending;
200
201 /* the list of pending notify operations */
202 struct dreplsrv_notify_operation *notifies;
203
204 /* an active notify operation */
205 struct dreplsrv_notify_operation *n_current;
206 } ops;
207};
208
209#include "dsdb/repl/drepl_out_helpers.h"
210#include "dsdb/repl/drepl_service_proto.h"
211
212#endif /* _DSDB_REPL_DREPL_SERVICE_H_ */
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