source: vendor/3.5.10/source3/utils/net_eventlog.c

Last change on this file was 414, checked in by Herwig Bauernfeind, 16 years ago

Samba 3.5.0: Initial import
File size: 6.5 KB
Line 
1/*
2 * Samba Unix/Linux SMB client library
3 * Distributed SMB/CIFS Server Management Utility
4 * Local win32 eventlog interface
5 *
6 * Copyright (C) Guenther Deschner 2009
7 *
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 3 of the License, or
11 * (at your option) any later version.
12 *
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
17 *
18 * You should have received a copy of the GNU General Public License
19 * along with this program. If not, see <http://www.gnu.org/licenses/>.
20 */
21
22#include "includes.h"
23#include "utils/net.h"
24
25/**
26 * Dump an *evt win32 eventlog file
27 *
28 * @param argc Standard main() style argc.
29 * @param argv Standard main() style argv. Initial components are already
30 * stripped.
31 *
32 * @return A shell status integer (0 for success).
33 **/
34
35static int net_eventlog_dump(struct net_context *c, int argc,
36 const char **argv)
37{
38 int ret = -1;
39 TALLOC_CTX *ctx = talloc_stackframe();
40 enum ndr_err_code ndr_err;
41 DATA_BLOB blob;
42 struct EVENTLOG_EVT_FILE evt;
43 char *s;
44
45 if (argc < 1 || c->display_usage) {
46 d_fprintf(stderr, "%s\nnet eventlog dump <file.evt>\n",
47 _("Usage:"));
48 goto done;
49 }
50
51 blob.data = (uint8_t *)file_load(argv[0], &blob.length, 0, ctx);
52 if (!blob.data) {
53 d_fprintf(stderr, _("failed to load evt file: %s\n"), argv[0]);
54 goto done;
55 }
56
57 ndr_err = ndr_pull_struct_blob(&blob, ctx, NULL, &evt,
58 (ndr_pull_flags_fn_t)ndr_pull_EVENTLOG_EVT_FILE);
59 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
60 d_fprintf(stderr, _("evt pull failed: %s\n"),
61 ndr_errstr(ndr_err));
62 goto done;
63 }
64
65 s = NDR_PRINT_STRUCT_STRING(ctx, EVENTLOG_EVT_FILE, &evt);
66 if (s) {
67 printf("%s\n", s);
68 }
69
70 ret = 0;
71 done:
72 TALLOC_FREE(ctx);
73 return ret;
74}
75
76/**
77 * Import an *evt win32 eventlog file to internal tdb representation
78 *
79 * @param argc Standard main() style argc.
80 * @param argv Standard main() style argv. Initial components are already
81 * stripped.
82 *
83 * @return A shell status integer (0 for success).
84 **/
85
86static int net_eventlog_import(struct net_context *c, int argc,
87 const char **argv)
88{
89 int ret = -1;
90 TALLOC_CTX *ctx = talloc_stackframe();
91 NTSTATUS status;
92 enum ndr_err_code ndr_err;
93 DATA_BLOB blob;
94 uint32_t num_records = 0;
95 uint32_t i;
96 ELOG_TDB *etdb = NULL;
97
98 struct EVENTLOGHEADER evt_header;
99 struct EVENTLOG_EVT_FILE evt;
100
101 if (argc < 2 || c->display_usage) {
102 d_fprintf(stderr,
103 "%s\nnet eventlog import <file> <eventlog>\n",
104 _("Usage:"));
105 goto done;
106 }
107
108 blob.data = (uint8_t *)file_load(argv[0], &blob.length, 0, ctx);
109 if (!blob.data) {
110 d_fprintf(stderr, _("failed to load evt file: %s\n"), argv[0]);
111 goto done;
112 }
113
114 /* dump_data(0, blob.data, blob.length); */
115 ndr_err = ndr_pull_struct_blob(&blob, ctx, NULL, &evt_header,
116 (ndr_pull_flags_fn_t)ndr_pull_EVENTLOGHEADER);
117 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
118 d_fprintf(stderr, _("evt header pull failed: %s\n"),
119 ndr_errstr(ndr_err));
120 goto done;
121 }
122
123 if (evt_header.Flags & ELF_LOGFILE_HEADER_WRAP) {
124 d_fprintf(stderr, _("input file is wrapped, cannot proceed\n"));
125 goto done;
126 }
127
128 ndr_err = ndr_pull_struct_blob(&blob, ctx, NULL, &evt,
129 (ndr_pull_flags_fn_t)ndr_pull_EVENTLOG_EVT_FILE);
130 if (!NDR_ERR_CODE_IS_SUCCESS(ndr_err)) {
131 d_fprintf(stderr, _("evt pull failed: %s\n"),
132 ndr_errstr(ndr_err));
133 goto done;
134 }
135
136 /* NDR_PRINT_DEBUG(EVENTLOG_EVT_FILE, &evt); */
137
138 etdb = elog_open_tdb(argv[1], false, false);
139 if (!etdb) {
140 d_fprintf(stderr, _("can't open the eventlog TDB (%s)\n"),
141 argv[1]);
142 goto done;
143 }
144
145 num_records = evt.hdr.CurrentRecordNumber - evt.hdr.OldestRecordNumber;
146
147 for (i=0; i<num_records; i++) {
148 uint32_t record_number;
149 struct eventlog_Record_tdb e;
150
151 status = evlog_evt_entry_to_tdb_entry(ctx, &evt.records[i], &e);
152 if (!NT_STATUS_IS_OK(status)) {
153 goto done;
154 }
155
156 status = evlog_push_record_tdb(ctx, ELOG_TDB_CTX(etdb),
157 &e, &record_number);
158 if (!NT_STATUS_IS_OK(status)) {
159 d_fprintf(stderr,
160 _("can't write to the eventlog: %s\n"),
161 nt_errstr(status));
162 goto done;
163 }
164 }
165
166 printf(_("wrote %d entries to tdb\n"), i);
167
168 ret = 0;
169 done:
170
171 elog_close_tdb(etdb, false);
172
173 TALLOC_FREE(ctx);
174 return ret;
175}
176
177/**
178 * Export internal eventlog tdb representation to an *evt win32 eventlog file
179 *
180 * @param argc Standard main() style argc.
181 * @param argv Standard main() style argv. Initial components are already
182 * stripped.
183 *
184 * @return A shell status integer (0 for success).
185 **/
186
187static int net_eventlog_export(struct net_context *c, int argc,
188 const char **argv)
189{
190 int ret = -1;
191 NTSTATUS status;
192 TALLOC_CTX *ctx = talloc_stackframe();
193 DATA_BLOB blob;
194 uint32_t num_records = 0;
195 ELOG_TDB *etdb = NULL;
196
197 if (argc < 2 || c->display_usage) {
198 d_fprintf(stderr,
199 "%s\nnet eventlog export <file> <eventlog>\n",
200 _("Usage:"));
201 goto done;
202 }
203
204 etdb = elog_open_tdb(argv[1], false, true);
205 if (!etdb) {
206 d_fprintf(stderr, _("can't open the eventlog TDB (%s)\n"),
207 argv[1]);
208 goto done;
209 }
210
211 status = evlog_convert_tdb_to_evt(ctx, etdb, &blob, &num_records);
212 if (!NT_STATUS_IS_OK(status)) {
213 goto done;
214 }
215
216 if (!file_save(argv[0], blob.data, blob.length)) {
217 d_fprintf(stderr, _("failed to save evt file: %s\n"), argv[0]);
218 goto done;
219 }
220
221 ret = 0;
222 done:
223
224 elog_close_tdb(etdb, false);
225
226 TALLOC_FREE(ctx);
227 return ret;
228}
229
230/**
231 * 'net rpc eventlog' entrypoint.
232 * @param argc Standard main() style argc.
233 * @param argv Standard main() style argv. Initial components are already
234 * stripped.
235 **/
236
237int net_eventlog(struct net_context *c, int argc, const char **argv)
238{
239 int ret = -1;
240
241 struct functable func[] = {
242 {
243 "dump",
244 net_eventlog_dump,
245 NET_TRANSPORT_LOCAL,
246 N_("Dump eventlog"),
247 N_("net eventlog dump\n"
248 " Dump win32 *.evt eventlog file")
249 },
250 {
251 "import",
252 net_eventlog_import,
253 NET_TRANSPORT_LOCAL,
254 N_("Import eventlog"),
255 N_("net eventlog import\n"
256 " Import win32 *.evt eventlog file")
257 },
258 {
259 "export",
260 net_eventlog_export,
261 NET_TRANSPORT_LOCAL,
262 N_("Export eventlog"),
263 N_("net eventlog export\n"
264 " Export win32 *.evt eventlog file")
265 },
266
267
268 { NULL, NULL, 0, NULL, NULL }
269 };
270
271 ret = net_run_function(c, argc, argv, "net eventlog", func);
272
273 return ret;
274}
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