source: branches/samhain_3_1/src/sh_database.c@ 514

Last change on this file since 514 was 454, checked in by katerina, 10 years ago

Fix for ticket #355 (use calloc instead of malloc).
File size: 49.2 KB
Line 
1/* SAMHAIN file system integrity testing */
2/* Copyright (C) 2001 Rainer Wichmann */
3/* */
4/* This program is free software; you can redistribute it */
5/* and/or modify */
6/* it under the terms of the GNU General Public License as */
7/* published by */
8/* the Free Software Foundation; either version 2 of the License, or */
9/* (at your option) any later version. */
10/* */
11/* This program is distributed in the hope that it will be useful, */
12/* but WITHOUT ANY WARRANTY; without even the implied warranty of */
13/* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the */
14/* GNU General Public License for more details. */
15/* */
16/* You should have received a copy of the GNU General Public License */
17/* along with this program; if not, write to the Free Software */
18/* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
19
20#include "config_xor.h"
21
22#include <stdio.h>
23#include <stdlib.h>
24#include <stdarg.h>
25#include <stddef.h>
26#include <string.h>
27#include <ctype.h>
28#include <sys/types.h>
29
30#ifdef WITH_DATABASE
31
32/* define this if you want to debug the Oracle database support */
33/* #define DB_DEBUG */
34
35#define SH_REAL_SET
36
37#include "samhain.h"
38
39#include "sh_cat.h"
40#include "sh_error.h"
41#include "sh_utils.h"
42
43#undef FIL__
44#define FIL__ _("sh_database.c")
45
46typedef struct my_attr_
47{
48 char * attr;
49 char * attr_o;
50 int inHash;
51 int val;
52 int size;
53 int alen;
54 size_t off;
55} my_attr;
56
57typedef struct dbins_ {
58 struct dbins_ * next;
59 char host[64];
60 char time[20];
61 char msg[1024];
62 char sev[8];
63 char path[MAX_PATH_STORE+1];
64 char user[9];
65 char group[9];
66 char program[8];
67 char subroutine[16];
68 char status[12];
69 char hash[50];
70 char path_data[1024];
71 char hash_data[50];
72 char key_uid[64];
73 char key_uid_data[64];
74 char key_id[16];
75 char module[8];
76 char syscall[16];
77 char ip[SH_IP_BUF];
78 char tty[16];
79 char peer[64];
80 char fromhost[64];
81 char obj[1024];
82 char interface[64];
83 char ltime[64];
84 char dir[MAX_PATH_STORE+1];
85 char linked_path[MAX_PATH_STORE+1];
86 char service[64];
87 char facility[32];
88 char priority[32];
89 char syslog_msg[1024];
90
91 char mode_old[16];
92 char mode_new[16];
93 char attr_old[16];
94 char attr_new[16];
95 char device_old[16];
96 char device_new[16];
97 char owner_old[9];
98 char owner_new[9];
99 char group_old[9];
100 char group_new[9];
101 char ctime_old[20];
102 char ctime_new[20];
103 char atime_old[20];
104 char atime_new[20];
105 char mtime_old[20];
106 char mtime_new[20];
107 char chksum_old[50];
108 char chksum_new[50];
109 char link_old[MAX_PATH_STORE+1];
110 char link_new[MAX_PATH_STORE+1];
111 char acl_old[1024];
112 char acl_new[1024];
113
114 unsigned long ulong_data[20];
115
116 /*
117 long size_old;
118 long size_new;
119 long hardlinks_old;
120 long hardlinks_new;
121 long inode_old;
122 long inode_new;
123 */
124
125} dbins;
126
127static my_attr * attr_tab_srch = NULL;
128static int attr_tab_srch_siz = 0;
129
130static my_attr attr_tab[] = {
131 { NULL, N_("sev"), 0, 1, 8, 0, offsetof(struct dbins_, sev) },
132 { NULL, N_("tstamp"), 0, 2, 16, 0, offsetof(struct dbins_, time) },
133 { NULL, N_("remote_host"), 0, 3, 64, 0, offsetof(struct dbins_, host) },
134 { NULL, N_("msg"), 0, 4, 1024, 0, offsetof(struct dbins_, msg) },
135
136 { NULL, N_("path"), 0, 5,MAX_PATH_STORE+1, 0, offsetof(struct dbins_, path) },
137 /* username -> userid; replace (long) 'userid' - below - by 'dummy' */
138 { NULL, N_("userid"), 0, 6, 9, 0, offsetof(struct dbins_, user) },
139 { NULL, N_("group"), 0, 7, 9, 0, offsetof(struct dbins_, group) },
140 { NULL, N_("program"), 0, 8, 8, 0, offsetof(struct dbins_, program) },
141 { NULL, N_("subroutine"), 0, 9, 16, 0, offsetof(struct dbins_, subroutine)},
142 { NULL, N_("status"), 0, 10, 12, 0, offsetof(struct dbins_, status) },
143 { NULL, N_("hash"), 0, 11, 50, 0, offsetof(struct dbins_, hash) },
144 { NULL, N_("path_data"), 0, 12, 1024, 0, offsetof(struct dbins_, path_data) },
145 { NULL, N_("hash_data"), 0, 13, 50, 0, offsetof(struct dbins_, hash_data) },
146 { NULL, N_("key_uid"), 0, 14, 64, 0, offsetof(struct dbins_, key_uid) },
147 { NULL, N_("key_uid_data"),0, 15, 64, 0, offsetof(struct dbins_, key_uid_data)},
148 { NULL, N_("key_id"), 0, 16, 16, 0, offsetof(struct dbins_, key_id) },
149 { NULL, N_("module"), 0, 17, 8, 0, offsetof(struct dbins_, module) },
150 { NULL, N_("syscall"), 0, 19, 16, 0, offsetof(struct dbins_, syscall) },
151 { NULL, N_("ip"), 0, 20,SH_IP_BUF, 0, offsetof(struct dbins_, ip) },
152 { NULL, N_("tty"), 0, 21, 16, 0, offsetof(struct dbins_, tty) },
153 { NULL, N_("peer"), 0, 22, 64, 0, offsetof(struct dbins_, peer) },
154 { NULL, N_("obj"), 0, 23, 1024, 0, offsetof(struct dbins_, obj) },
155 { NULL, N_("interface"), 0, 24, 64, 0, offsetof(struct dbins_, interface)},
156 { NULL, N_("time"), 0, 25, 64, 0, offsetof(struct dbins_, ltime) },
157 { NULL, N_("dir"), 0, 26, MAX_PATH_STORE+1, 0, offsetof(struct dbins_, dir) },
158 { NULL, N_("linked_path"), 0, 27, MAX_PATH_STORE+1, 0, offsetof(struct dbins_, linked_path)},
159 { NULL, N_("service"), 0, 29, 64, 0, offsetof(struct dbins_, service)},
160 { NULL, N_("facility"), 0, 30, 32, 0, offsetof(struct dbins_, facility) },
161 { NULL, N_("priority"), 0, 31, 32, 0, offsetof(struct dbins_, priority) },
162 { NULL, N_("syslog_msg"), 0, 32, 1024, 0, offsetof(struct dbins_, syslog_msg) },
163
164 { NULL, N_("mode_old"), 0, 33, 16, 0, offsetof(struct dbins_, mode_old) },
165 { NULL, N_("mode_new"), 0, 34, 16, 0, offsetof(struct dbins_, mode_new) },
166 { NULL, N_("device_old"), 0, 35, 16, 0, offsetof(struct dbins_, device_old)},
167 { NULL, N_("device_new"), 0, 36, 16, 0, offsetof(struct dbins_, device_new)},
168 { NULL, N_("owner_old"), 0, 37, 9, 0, offsetof(struct dbins_, owner_old)},
169 { NULL, N_("owner_new"), 0, 38, 9, 0, offsetof(struct dbins_, owner_new)},
170 { NULL, N_("group_old"), 0, 39, 9, 0, offsetof(struct dbins_, group_old)},
171 { NULL, N_("group_new"), 0, 40, 9, 0, offsetof(struct dbins_, group_new)},
172 { NULL, N_("ctime_old"), 0, 41, 20, 0, offsetof(struct dbins_, ctime_old)},
173 { NULL, N_("ctime_new"), 0, 42, 20, 0, offsetof(struct dbins_, ctime_new)},
174 { NULL, N_("atime_old"), 0, 43, 20, 0, offsetof(struct dbins_, atime_old)},
175 { NULL, N_("atime_new"), 0, 44, 20, 0, offsetof(struct dbins_, atime_new)},
176 { NULL, N_("mtime_old"), 0, 45, 20, 0, offsetof(struct dbins_, mtime_old)},
177 { NULL, N_("mtime_new"), 0, 46, 20, 0, offsetof(struct dbins_, mtime_new)},
178 { NULL, N_("chksum_old"), 0, 47, 50, 0, offsetof(struct dbins_, chksum_old)},
179 { NULL, N_("chksum_new"), 0, 48, 50, 0, offsetof(struct dbins_, chksum_new)},
180 { NULL, N_("link_old"), 0, 49, MAX_PATH_STORE+1, 0, offsetof(struct dbins_, link_old)},
181 { NULL, N_("link_new"), 0, 50, MAX_PATH_STORE+1, 0, offsetof(struct dbins_, link_new)},
182
183 { NULL, N_("size_old"), 0, 51, 0, 0, 0 },
184 { NULL, N_("size_new"), 0, 52, 0, 0, 0 },
185 { NULL, N_("hardlinks_old"),0, 53, 0, 0, 0 },
186 { NULL, N_("hardlinks_new"),0, 54, 0, 0, 0 },
187 { NULL, N_("inode_old"), 0, 55, 0, 0, 0 },
188 { NULL, N_("inode_new"), 0, 56, 0, 0, 0 },
189
190 { NULL, N_("imode_old"), 0, 57, 0, 0, 0 },
191 { NULL, N_("imode_new"), 0, 58, 0, 0, 0 },
192 { NULL, N_("iattr_old"), 0, 59, 0, 0, 0 },
193 { NULL, N_("iattr_new"), 0, 60, 0, 0, 0 },
194 { NULL, N_("idevice_old"), 0, 61, 0, 0, 0 },
195 { NULL, N_("idevice_new"), 0, 62, 0, 0, 0 },
196 { NULL, N_("iowner_old"), 0, 63, 0, 0, 0 },
197 { NULL, N_("iowner_new"), 0, 64, 0, 0, 0 },
198 { NULL, N_("igroup_old"), 0, 65, 0, 0, 0 },
199 { NULL, N_("igroup_new"), 0, 66, 0, 0, 0 },
200
201 { NULL, N_("port"), 0, 67, 0, 0, 0 },
202 { NULL, N_("return_code"), 0, 68, 0, 0, 0 },
203 /* { NULL, N_("userid"), 0, 69, 0, 0 }, old 'userid', 1.8.1 */
204
205 { NULL, N_("host"), 0, 70, 64, 0, offsetof(struct dbins_, fromhost)},
206 { NULL, N_("attr_old"), 0, 71, 16, 0, offsetof(struct dbins_, attr_old)},
207 { NULL, N_("attr_new"), 0, 72, 16, 0, offsetof(struct dbins_, attr_new)},
208 { NULL, N_("acl_old"), 0, 73, 1024, 0, offsetof(struct dbins_, acl_old)},
209 { NULL, N_("acl_new"), 0, 74, 1024, 0, offsetof(struct dbins_, acl_new)},
210
211 { NULL, NULL, 0, 0, 0, 0, 0 }
212};
213
214#define SH_SLOT_HOST 70
215#define SH_SLOT_GROUP 7
216#define START_SEC_LONGS 51
217#define END_SEC_LONGS 68
218
219#if defined(HAVE_INT_32)
220typedef unsigned int uint32;
221#elif defined(HAVE_LONG_32)
222typedef unsigned long uint32;
223#elif defined(HAVE_SHORT_32)
224typedef unsigned short uint32;
225#else
226#error No 32 byte type found !
227#endif
228
229typedef unsigned char uint8;
230
231typedef struct md5_ctx
232{
233 uint32 A;
234 uint32 B;
235 uint32 C;
236 uint32 D;
237
238 uint32 total[2];
239 uint32 buflen;
240 char buffer[128];
241} md5Param;
242
243
244typedef unsigned char sh_byte;
245
246
247extern int md5Reset(register md5Param* p);
248extern int md5Update(md5Param* p, const sh_byte* data, int size);
249extern int md5Digest(md5Param* p, uint32* data);
250
251static char db_name[64] = "";
252static char db_table[64] = "";
253static char db_host[64] = "";
254static char db_user[64] = "";
255static char db_password[64] = "";
256
257static int sh_persistent_dbconn = S_TRUE;
258
259int sh_database_use_persistent (const char * str)
260{
261 return sh_util_flagval (str, &sh_persistent_dbconn);
262}
263
264static int insert_value (char * ptr, const char * str)
265{
266 if (!ptr || !str)
267 return -1;
268 if (strlen(str) > 63)
269 return -1;
270 (void) sl_strlcpy(ptr, str, 64);
271 return 0;
272}
273
274static void init_db_entry (dbins * ptr)
275{
276 memset (ptr, (int) '\0', sizeof(dbins));
277 ptr->next = NULL;
278 return;
279}
280
281
282int sh_database_set_database (const char * str)
283{
284 return insert_value (db_name, str);
285}
286int sh_database_set_table (const char * str)
287{
288 return insert_value (db_table, str);
289}
290int sh_database_set_host (const char * str)
291{
292 return insert_value (db_host, str);
293}
294int sh_database_set_user (const char * str)
295{
296 return insert_value (db_user, str);
297}
298int sh_database_set_password (const char * str)
299{
300 return insert_value (db_password, str);
301}
302
303/******************************************************************
304 *
305 * Oracle and unixODBC stuff, only Oracle tested untested
306 *
307 * Based on the code in the snort output plugin (spo_database.c).
308 * Copyright/license statement in spo_database.c:
309 *
310 * Portions Copyright (C) 2000,2001,2002 Carnegie Mellon University
311 * Copyright (C) 2001 Jed Pickel <jed@pickel.net>
312 * Portions Copyright (C) 2001 Andrew R. Baker <andrewb@farm9.com>
313 *
314 * This program is free software; you can redistribute it and/or modify
315 * it under the terms of the GNU General Public License as published by
316 * the Free Software Foundation; either version 2 of the License, or
317 * (at your option) any later version.
318 *
319 * This program is distributed in the hope that it will be useful,
320 * but WITHOUT ANY WARRANTY; without even the implied warranty of
321 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
322 * GNU General Public License for more details.
323 *
324 * You should have received a copy of the GNU General Public License
325 * along with this program; if not, write to the Free Software
326 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
327 *
328 ******************************************************************/
329#ifdef WITH_ODBC
330
331#include <sql.h>
332#include <sqlext.h>
333#include <sqltypes.h>
334
335static SQLHENV u_handle;
336static SQLHDBC u_connection;
337static SQLHSTMT u_statement;
338static SQLINTEGER u_col;
339static SQLINTEGER u_rows;
340
341void sh_database_reset()
342{
343 return;
344}
345
346static
347int sh_database_query (char * query, /*@out@*/ long * id)
348{
349 static int fatal_error = 0;
350 int result = 0;
351 char row_query[128];
352 long result_call;
353
354 SL_ENTER(_("sh_database_query"));
355
356 *id = 0;
357
358 if (fatal_error == 1)
359 {
360 SL_RETURN((-1), _("sh_database_query"));
361 }
362
363 /* Connect
364 */
365 if (db_name[0] == '\0')
366 sl_strlcpy(db_name, _("samhain"), 64);
367
368 if (db_user[0] == '\0')
369 sl_strlcpy(db_user, _("samhain"), 64);
370
371 result_call = SQLAllocEnv(&u_handle);
372 if ((result_call != SQL_SUCCESS) && (result_call != SQL_SUCCESS_WITH_INFO))
373 {
374 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, result_call,
375 MSG_E_SUBGEN,
376 _("Error in SQLAllocEnv when connecting to ODBC data source"),
377 _("sh_database_query"));
378 fatal_error = 1;
379 SL_RETURN((-1), _("sh_database_query"));
380 }
381 result_call = SQLAllocConnect(u_handle, &u_connection);
382 if ((result_call != SQL_SUCCESS) && (result_call != SQL_SUCCESS_WITH_INFO))
383 {
384 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, result_call,
385 MSG_E_SUBGEN,
386 _("Error in SQLAllocEnv when connecting to ODBC data source"),
387 _("sh_database_query"));
388 fatal_error = 1;
389 SL_RETURN((-1), _("sh_database_query"));
390 }
391 result_call = SQLConnect(u_connection, db_name, SQL_NTS,
392 db_user, SQL_NTS, db_password, SQL_NTS);
393 if ((result_call != SQL_SUCCESS) && (result_call != SQL_SUCCESS_WITH_INFO))
394 {
395 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, result_call,
396 MSG_E_SUBGEN,
397 _("Error in SQLAllocEnv when connecting to ODBC data source"),
398 _("sh_database_query"));
399 fatal_error = 1;
400 SL_RETURN((-1), _("sh_database_query"));
401 }
402
403 /* Insert
404 */
405 result_call = SQLAllocStmt(u_connection, &u_statement);
406 if ((result_call == SQL_SUCCESS) || (result_call == SQL_SUCCESS_WITH_INFO))
407 {
408 result_call = SQLPrepare(u_statement, query, SQL_NTS);
409 if ((result_call == SQL_SUCCESS) ||
410 (result_call == SQL_SUCCESS_WITH_INFO))
411 {
412 result_call = SQLExecute(u_statement);
413 if((result_call == SQL_SUCCESS) ||
414 (result_call == SQL_SUCCESS_WITH_INFO))
415 {
416 result = 1;
417 }
418 }
419 }
420
421 if (result == 0)
422 {
423 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
424 _("Error inserting into ODBC data source"),
425 _("sh_database_query"));
426 goto odbc_disconnect;
427 }
428
429 /* Select
430 */
431 result = 0;
432
433 sl_strlcpy (row_query, _("SELECT MAX(log_index) FROM "), 128);
434 sl_strlcat (row_query, db_table, 128);
435
436 result_call = SQLAllocStmt(u_connection, &u_statement);
437 if ((result_call == SQL_SUCCESS) ||
438 (result_call == SQL_SUCCESS_WITH_INFO))
439 {
440 result_call = SQLPrepare(u_statement, row_query, SQL_NTS);
441 if ((result_call == SQL_SUCCESS) ||
442 (result_call == SQL_SUCCESS_WITH_INFO))
443 {
444 result_call = SQLExecute(u_statement);
445 if ((result_call == SQL_SUCCESS) ||
446 (result_call == SQL_SUCCESS_WITH_INFO))
447 {
448 result_call = SQLRowCount(u_statement, &u_rows);
449 if ((result_call == SQL_SUCCESS) ||
450 (result_call == SQL_SUCCESS_WITH_INFO))
451 {
452 if((u_rows) && (u_rows == 1))
453 {
454 result_call = SQLFetch(u_statement);
455 if ((result_call == SQL_SUCCESS) ||
456 (result_call == SQL_SUCCESS_WITH_INFO))
457 {
458 result_call = SQLGetData(u_statement, 1,
459 SQL_INTEGER, &u_col,
460 sizeof(u_col), NULL);
461 if ((result_call == SQL_SUCCESS) ||
462 (result_call == SQL_SUCCESS_WITH_INFO))
463 {
464 *id = (long int) u_col;
465 result = 1;
466 }
467 }
468 }
469 }
470 }
471 }
472 }
473
474 if (result == 0)
475 {
476 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
477 _("Error selecting MAX(log_index) from ODBC data source"),
478 _("sh_database_query"));
479 }
480
481 odbc_disconnect:
482 SQLFreeHandle(SQL_HANDLE_STMT, u_statement);
483 SQLDisconnect(u_connection);
484 SQLFreeHandle(SQL_HANDLE_DBC, u_connection);
485 SQLFreeHandle(SQL_HANDLE_ENV, u_handle);
486
487 SL_RETURN(((result == 0) ? -1 : 0), _("sh_database_query"));
488
489}
490
491/* #ifdef WITH_ODBC */
492#endif
493
494#ifdef WITH_ORACLE
495
496#include <oci.h>
497
498static OCIDefine * o_define;
499static OCIEnv * o_environment;
500static OCISvcCtx * o_servicecontext;
501static OCIError * o_error = NULL;
502static OCIStmt * o_statement;
503static OCIBind * o_bind = (OCIBind *) 0;
504static text o_errormsg[512];
505static sb4 o_errorcode;
506
507static int connected = 0;
508
509void sh_database_reset()
510{
511 if (connected == 1)
512 {
513 OCILogoff(o_servicecontext, o_error);
514 OCIHandleFree((dvoid *) o_statement, OCI_HTYPE_STMT);
515 OCIHandleFree((dvoid *) o_servicecontext, OCI_HTYPE_SVCCTX);
516 OCIHandleFree((dvoid *) o_error, OCI_HTYPE_ERROR);
517 o_error = NULL;
518 }
519 connected = 0;
520 return;
521}
522
523static char * sh_stripnl (char * str)
524{
525 size_t len = sl_strlen(str);
526 if (len > 0)
527 {
528 if (str[len-1] == '\n')
529 str[len-1] = '\0';
530 }
531 return str;
532}
533
534static
535int sh_database_query (char * query, /*@out@*/ long * id)
536{
537 static int bad_init = 0;
538 int result = 0;
539 char row_query[128];
540 int retry = 0;
541 static SH_TIMEOUT sh_timer = { 0, 3600, S_TRUE };
542
543
544 SL_ENTER(_("sh_database_query"));
545
546 *id = 0;
547
548 if (bad_init == 1) {
549 SL_RETURN(-1, _("sh_database_query"));
550 }
551 else if (connected == 1) {
552 goto oracle_connected;
553 }
554
555 /*
556 * Connect
557 */
558#define PRINT_ORACLE_ERR(func_name) \
559 do { \
560 OCIErrorGet(o_error, 1, NULL, &o_errorcode, \
561 o_errormsg, sizeof(o_errormsg), \
562 OCI_HTYPE_ERROR); \
563 sh_stripnl (o_errormsg); \
564 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN, \
565 o_errormsg, _("sh_database_query")); \
566 sl_snprintf(row_query, 127, \
567 _("%s: Connection to database '%s' failed"), \
568 func_name, db_name); \
569 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN, \
570 row_query, _("sh_database_query")); \
571 bad_init = 1; \
572 SL_RETURN(-1, _("sh_database_query")); \
573 } while (1 == 0)
574
575 oracle_doconnect:
576
577 if (!getenv("ORACLE_HOME")) /* flawfinder: ignore */
578 {
579 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
580 _("ORACLE_HOME environment variable not set"),
581 _("sh_database_query"));
582 }
583 if (db_name[0] == '\0')
584 {
585 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
586 _("database name not set, using default 'samhain'"),
587 _("sh_database_query"));
588 sl_strlcpy(db_name, _("samhain"), 64);
589 }
590 if (db_user[0] == '\0')
591 {
592 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
593 _("database user not set, using default 'samhain'"),
594 _("sh_database_query"));
595 sl_strlcpy(db_user, _("samhain"), 64);
596 }
597 if (db_password[0] == '\0')
598 {
599 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
600 _("database password not set, cannot proceed"),
601 _("sh_database_query"));
602 bad_init = 1;
603 SL_RETURN(-1, _("sh_database_query"));
604 }
605
606
607#ifdef DB_DEBUG
608 sl_snprintf(row_query, 127,
609 _("Conncting to oracle database '%s'"),
610 db_name);
611 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
612 row_query,
613 _("sh_database_query"));
614#endif
615
616 /* a) Oracle says use OCIEnvCreate instead of OCIInitialize/OCIEnvcreate
617 * b) why two times OCIEnvInit() ???
618 */
619 if (OCIInitialize(OCI_DEFAULT, NULL, NULL, NULL, NULL))
620 PRINT_ORACLE_ERR("OCIInitialize");
621
622 if (OCIEnvInit(&o_environment, OCI_DEFAULT, 0, NULL))
623 PRINT_ORACLE_ERR("OCIEnvInit");
624
625 if (OCIEnvInit(&o_environment, OCI_DEFAULT, 0, NULL))
626 PRINT_ORACLE_ERR("OCIEnvInit (2)");
627
628 /* allocate and initialize the error handle
629 */
630 if (OCIHandleAlloc(o_environment, (dvoid **)&o_error,
631 OCI_HTYPE_ERROR, (size_t) 0, NULL))
632 PRINT_ORACLE_ERR("OCIHandleAlloc");
633
634 /* logon and allocate the service context handle
635 */
636 if (OCILogon(o_environment, o_error, &o_servicecontext,
637 (OraText*) db_user, sl_strlen(db_user),
638 (OraText*) db_password, sl_strlen(db_password),
639 (OraText*) db_name, sl_strlen(db_name)))
640 {
641
642 connected = 0;
643
644 sh_timer.flag_ok = S_FALSE;
645
646 if (S_TRUE == sh_util_timeout_check(&sh_timer))
647 {
648 OCIErrorGet(o_error, 1, NULL, &o_errorcode,
649 o_errormsg, sizeof(o_errormsg), OCI_HTYPE_ERROR);
650 sh_stripnl (o_errormsg);
651 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
652 o_errormsg,
653 _("sh_database_query"));
654 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
655 _("check database is listed in tnsnames.ora"),
656 _("sh_database_query"));
657 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
658 _("check tnsnames.ora readable"),
659 _("sh_database_query"));
660 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
661 _("check database accessible with sqlplus"),
662 _("sh_database_query"));
663 sl_snprintf(row_query, 127,
664 _("OCILogon: Connection to database '%s' failed"),
665 db_name);
666 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
667 row_query, _("sh_database_query"));
668
669 goto err_out;
670 }
671 else
672 {
673 SL_RETURN(0, _("sh_database_query"));
674 }
675 }
676
677 if (OCIHandleAlloc(o_environment, (dvoid **)&o_statement,
678 OCI_HTYPE_STMT, 0, NULL))
679 PRINT_ORACLE_ERR("OCIHandleAlloc (2)");
680
681 /* Flag connection status
682 */
683 connected = 1;
684
685 oracle_connected:
686
687 /* Get row index
688 */
689 sl_strlcpy (row_query, _("SELECT log_log_index_seq.NEXTVAL FROM dual"), 128);
690
691#ifdef DB_DEBUG
692 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
693 row_query,
694 _("sh_database_query"));
695#endif
696
697 if (OCIStmtPrepare(o_statement, o_error,
698 (OraText*) row_query, sl_strlen(row_query),
699 OCI_NTV_SYNTAX, OCI_DEFAULT))
700 {
701 OCIErrorGet(o_error, 1, NULL,
702 &o_errorcode, o_errormsg, sizeof(o_errormsg),
703 OCI_HTYPE_ERROR);
704 sh_stripnl (o_errormsg);
705 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
706 o_errormsg,
707 _("sh_database_query"));
708 if (retry == 0 &&
709 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
710 {
711 ++retry; sh_database_reset(); goto oracle_doconnect;
712 }
713 goto err_out;
714 }
715
716 if (OCIStmtExecute(o_servicecontext, o_statement, o_error,
717 0, 0, NULL, NULL, OCI_DEFAULT))
718 {
719 OCIErrorGet(o_error, 1, NULL,
720 &o_errorcode, o_errormsg, sizeof(o_errormsg),
721 OCI_HTYPE_ERROR);
722 sh_stripnl (o_errormsg);
723 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
724 o_errormsg,
725 _("sh_database_query"));
726 if (retry == 0 &&
727 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
728 {
729 ++retry; sh_database_reset(); goto oracle_doconnect;
730 }
731 goto err_out;
732 }
733
734 if (OCIDefineByPos (o_statement, &o_define, o_error, 1,
735 &result, sizeof(result),
736 SQLT_INT, 0, 0, 0, OCI_DEFAULT))
737 {
738 OCIErrorGet(o_error, 1, NULL,
739 &o_errorcode, o_errormsg, sizeof(o_errormsg),
740 OCI_HTYPE_ERROR);
741 sh_stripnl (o_errormsg);
742 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
743 o_errormsg,
744 _("sh_database_query"));
745 if (retry == 0 &&
746 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
747 {
748 ++retry; sh_database_reset(); goto oracle_doconnect;
749 }
750 goto err_out;
751 }
752 if (OCIStmtFetch (o_statement, o_error, 1, OCI_FETCH_NEXT, OCI_DEFAULT))
753 {
754 OCIErrorGet(o_error, 1, NULL,
755 &o_errorcode, o_errormsg, sizeof(o_errormsg),
756 OCI_HTYPE_ERROR);
757 sh_stripnl (o_errormsg);
758 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
759 o_errormsg,
760 _("sh_database_query"));
761 if (retry == 0 &&
762 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
763 {
764 ++retry; sh_database_reset(); goto oracle_doconnect;
765 }
766 goto err_out;
767 }
768
769#ifdef DB_DEBUG
770 sl_snprintf(row_query, 127, _("Returned value: %d"), result);
771 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
772 row_query,
773 _("sh_database_query"));
774#endif
775
776 *id = result;
777
778 /* do the insert
779 */
780#ifdef DB_DEBUG
781 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
782 query,
783 _("sh_database_query"));
784#endif
785
786 if (OCIStmtPrepare(o_statement, o_error,
787 (OraText*) query, sl_strlen(query),
788 OCI_NTV_SYNTAX, OCI_DEFAULT))
789 {
790 OCIErrorGet(o_error, 1, NULL,
791 &o_errorcode, o_errormsg, sizeof(o_errormsg),
792 OCI_HTYPE_ERROR);
793 sh_stripnl (o_errormsg);
794 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
795 o_errormsg,
796 _("sh_database_query"));
797 if (retry == 0 &&
798 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
799 {
800 ++retry; sh_database_reset(); goto oracle_doconnect;
801 }
802 goto err_out;
803 }
804
805 if (OCIBindByPos(o_statement, &o_bind, o_error, 1,
806 (dvoid *) &result, (sword) sizeof(result), SQLT_INT,
807 (dvoid *) 0, (ub2 *) 0, (ub2 *) 0, (ub4) 0, (ub4 *) 0, OCI_DEFAULT))
808 {
809 OCIErrorGet(o_error, 1, NULL,
810 &o_errorcode, o_errormsg, sizeof(o_errormsg),
811 OCI_HTYPE_ERROR);
812 sh_stripnl (o_errormsg);
813 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
814 o_errormsg,
815 _("sh_database_query"));
816 if (retry == 0 &&
817 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
818 {
819 ++retry; sh_database_reset(); goto oracle_doconnect;
820 }
821 goto err_out;
822 }
823
824 if (OCIStmtExecute(o_servicecontext,
825 o_statement, o_error, 1, 0,
826 NULL, NULL, OCI_COMMIT_ON_SUCCESS))
827 {
828 OCIErrorGet(o_error, 1, NULL,
829 &o_errorcode, o_errormsg, sizeof(o_errormsg),
830 OCI_HTYPE_ERROR);
831 sh_stripnl (o_errormsg);
832 sh_error_handle((-1), FIL__, __LINE__, (long) o_errorcode, MSG_E_SUBGEN,
833 o_errormsg,
834 _("sh_database_query"));
835 if (retry == 0 &&
836 (3114 == o_errorcode || 0 == strncmp(o_errormsg, _("ORA-03114"), 9)))
837 {
838 ++retry; sh_database_reset(); goto oracle_doconnect;
839 }
840 goto err_out;
841 }
842
843#ifdef DB_DEBUG
844 sh_error_handle(SH_ERR_NOTICE, FIL__, __LINE__, 0, MSG_E_SUBGEN,
845 _("No error on insert"),
846 _("sh_database_query"));
847#endif
848
849 if (sh_persistent_dbconn == S_FALSE)
850 {
851 OCILogoff(o_servicecontext, o_error);
852 OCIHandleFree((dvoid *) o_statement, OCI_HTYPE_STMT);
853 OCIHandleFree((dvoid *) o_servicecontext, OCI_HTYPE_SVCCTX);
854 OCIHandleFree((dvoid *) o_error, OCI_HTYPE_ERROR);
855 o_error = NULL;
856 connected = 0;
857 }
858 SL_RETURN(0, _("sh_database_query"));
859
860 err_out:
861 /*
862 * Error
863 */
864 sh_database_reset();
865
866 SL_RETURN(-1, _("sh_database_query"));
867}
868
869/* #ifdef WITH_ORACLE */
870#endif
871
872#ifdef WITH_POSTGRES
873/******************************************************************
874 *
875 * Postgresql stuff, tested
876 *
877 ******************************************************************/
878
879#if defined(HAVE_PGSQL_LIBPQ_FE_H)
880#include <pgsql/libpq-fe.h>
881#elif defined(HAVE_POSTGRESQL_LIBPQ_FE_H)
882#include <postgresql/libpq-fe.h>
883#else
884#if !defined(USE_UNO)
885#include <libpq-fe.h>
886#else
887#include <postgresql/libpq-fe.h>
888#endif
889#endif
890
891static int connection_status = S_FALSE;
892
893void sh_database_reset()
894{
895 connection_status = S_FALSE;
896 return;
897}
898
899static
900int sh_database_query (char * query, /*@out@*/ long * id)
901{
902 char conninfo[256];
903 char * p;
904 static PGconn * conn = NULL;
905 PGresult * res;
906 unsigned int i;
907 const char * params[1];
908 char id_param[32];
909 static SH_TIMEOUT sh_timer = { 0, 3600, S_TRUE };
910
911 SL_ENTER(_("sh_database_query"));
912
913 *id = 0;
914
915 p = &conninfo[0];
916
917 if (db_host[0] == '\0')
918 sl_strlcpy(db_host, _("localhost"), 64);
919 if (db_name[0] == '\0')
920 sl_strlcpy(db_name, _("samhain"), 64);
921 if (db_user[0] == '\0')
922 sl_strlcpy(db_user, _("samhain"), 64);
923
924 if (db_host[0] != '\0' && NULL != strchr(db_host, '.'))
925 {
926 sl_snprintf(p, 255, "hostaddr=%s ", db_host);
927 p = &conninfo[strlen(conninfo)];
928 }
929 if (db_name[0] != '\0')
930 {
931 sl_snprintf(p, 255 - strlen(conninfo), "dbname=%s ", db_name);
932 p = &conninfo[strlen(conninfo)];
933 }
934
935 if (db_user[0] != '\0')
936 {
937 sl_snprintf(p, 255 - strlen(conninfo), "user=%s ", db_user);
938 p = &conninfo[strlen(conninfo)];
939 }
940
941 if (db_password[0] != '\0')
942 {
943 sl_snprintf(p, 255 - strlen(conninfo), "password=%s ", db_password);
944 }
945
946 if (connection_status == S_FALSE)
947 {
948 if (conn)
949 PQfinish(conn);
950 conn = NULL;
951 conn = PQconnectdb(conninfo);
952 }
953 else
954 {
955 if (PQstatus(conn) == CONNECTION_BAD)
956 PQreset(conn);
957 }
958
959 if ((conn == NULL) || (PQstatus(conn) == CONNECTION_BAD))
960 {
961 connection_status = S_FALSE;
962
963 sh_timer.flag_ok = S_FALSE;
964 if (S_TRUE == sh_util_timeout_check(&sh_timer))
965 {
966 goto err_out;
967 }
968 else
969 {
970 if (conn)
971 PQfinish(conn);
972 conn = NULL;
973 SL_RETURN(0, _("sh_database_query"));
974 }
975 }
976 connection_status = S_TRUE;
977
978
979 /* get the unique row index
980 */
981 res = PQexec(conn, _("SELECT NEXTVAL('log_log_index_seq')"));
982 if (PQresultStatus(res) != PGRES_TUPLES_OK)
983 {
984 PQclear(res);
985 goto err_out;
986 }
987
988 *id = atoi (PQgetvalue(res, 0, 0));
989 PQclear(res);
990
991 sl_snprintf(id_param, 32, "%ld", *id);
992 params[0] = id_param;
993
994 /* do the insert
995 */
996 res = PQexecParams(conn, query, 1, NULL, params, NULL, NULL, 1);
997 if (PQresultStatus(res) != PGRES_COMMAND_OK)
998 {
999 PQclear(res);
1000 goto err_out;
1001 }
1002 PQclear(res);
1003
1004 if (S_FALSE == sh_persistent_dbconn)
1005 {
1006 if (conn)
1007 PQfinish(conn);
1008 conn = NULL;
1009 connection_status = S_FALSE;
1010 }
1011 SL_RETURN(0, _("sh_database_query"));
1012
1013
1014 err_out:
1015 if (conn)
1016 {
1017 p = PQerrorMessage(conn);
1018 for (i = 0; i < sl_strlen(p); ++i)
1019 if (p[i] == '\n') p[i] = ' ';
1020 }
1021 else
1022 {
1023 p = NULL;
1024 }
1025 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
1026 (p == NULL ? _("(null)") : p),
1027 _("sh_database_query"));
1028 if (conn)
1029 PQfinish(conn);
1030 conn = NULL;
1031 connection_status = S_FALSE;
1032 SL_RETURN(-1, _("sh_database_query"));
1033}
1034#endif
1035
1036
1037#ifdef WITH_MYSQL
1038
1039#ifdef HAVE_MYSQL_MYSQL_H
1040#include <mysql/mysql.h>
1041#else
1042#include <mysql.h>
1043#endif
1044
1045extern int flag_err_debug;
1046
1047static int connection_status = S_FALSE;
1048
1049void sh_database_reset(void)
1050{
1051 connection_status = S_FALSE;
1052 return;
1053}
1054
1055static
1056int sh_database_query (char * query, /*@out@*/ long * id)
1057{
1058 int status = 0;
1059 const char * p;
1060 static MYSQL * db_conn = NULL;
1061 static SH_TIMEOUT sh_timer = { 0, 3600, S_TRUE };
1062
1063 SL_ENTER(_("sh_database_query"));
1064
1065 *id = 0;
1066
1067 if (query == NULL)
1068 {
1069 sh_error_handle(SH_ERR_ALL, FIL__, __LINE__, 0, MSG_E_SUBGEN,
1070 _("NULL query"),
1071 _("sh_database_query"));
1072 SL_RETURN(0, _("sh_database_query"));
1073 }
1074
1075 if (db_host[0] == '\0')
1076 (void) sl_strlcpy(db_host, _("localhost"), 64);
1077 if (db_name[0] == '\0')
1078 (void) sl_strlcpy(db_name, _("samhain"), 64);
1079 if (db_user[0] == '\0')
1080 (void) sl_strlcpy(db_user, _("samhain"), 64);
1081
1082 if ((db_conn == NULL) || (connection_status == S_FALSE))
1083 {
1084 if (db_conn)
1085 {
1086 mysql_close(db_conn);
1087 db_conn = NULL;
1088 }
1089 connection_status = S_FALSE;
1090
1091 db_conn = mysql_init(NULL);
1092 if (NULL == db_conn)
1093 {
1094 p = NULL; status = 0;
1095 sh_timer.flag_ok = S_FALSE;
1096 if (S_TRUE == sh_util_timeout_check(&sh_timer))
1097 {
1098 goto alt_out;
1099 }
1100 else
1101 {
1102 SL_RETURN(0, _("sh_database_query"));
1103 }
1104 }
1105
1106 /* Read in defaults from /etc/my.cnf and associated files,
1107 * suggested by arjones at simultan dyndns org
1108 * see: - http://dev.mysql.com/doc/refman/5.0/en/option-files.html
1109 * for the my.cnf format,
1110 * - http://dev.mysql.com/doc/refman/5.0/en/mysql-options.html
1111 * for possible options
1112 * We don't check the return value because it's useless (failure due
1113 * to lack of access permission is not reported).
1114 */
1115#if !defined(__x86_64__)
1116 /*
1117 * libmysql segfaults on x86-64 if this is used
1118 */
1119 mysql_options(db_conn, MYSQL_READ_DEFAULT_GROUP, _("samhain"));
1120#endif
1121
1122 status = 0;
1123
1124 if (NULL == mysql_real_connect(db_conn,
1125 db_host[0] == '\0' ? NULL : db_host,
1126 db_user[0] == '\0' ? NULL : db_user,
1127 db_password[0] == '\0' ? NULL : db_password,
1128 db_name[0] == '\0' ? NULL : db_name,
1129 0, NULL, 0))
1130 {
1131 sh_timer.flag_ok = S_FALSE;
1132 if (S_TRUE == sh_util_timeout_check(&sh_timer))
1133 {
1134 goto err_out;
1135 }
1136 else
1137 {
1138 SL_RETURN(0, _("sh_database_query"));
1139 }
1140 }
1141 connection_status = S_TRUE;
1142 }
1143 else
1144 {
1145 if (0 != mysql_ping(db_conn))
1146 {
1147 connection_status = S_FALSE;
1148 sh_timer.flag_ok = S_FALSE;
1149 if (S_TRUE == sh_util_timeout_check(&sh_timer))
1150 {
1151 goto err_out;
1152 }
1153 else
1154 {
1155 SL_RETURN(0, _("sh_database_query"));
1156 }
1157 }
1158 }
1159
1160 if (0 != mysql_query(db_conn, query))
1161 {
1162 goto err_out;
1163 }
1164
1165 if (flag_err_debug == SL_TRUE)
1166 {
1167 p = mysql_info (db_conn);
1168 if (p != NULL)
1169 {
1170 sh_error_handle(SH_ERR_ALL, FIL__, __LINE__, 0, MSG_E_SUBGEN,
1171 p,
1172 _("sh_database_query"));
1173 }
1174 }
1175
1176 *id = (long) mysql_insert_id(db_conn);
1177 if (S_FALSE == sh_persistent_dbconn)
1178 {
1179 if (db_conn)
1180 mysql_close(db_conn);
1181 db_conn = NULL;
1182 connection_status = S_FALSE;
1183 }
1184 SL_RETURN(0, _("sh_database_query"));
1185
1186 err_out:
1187
1188 if (db_conn)
1189 {
1190 p = mysql_error (db_conn);
1191 status = (int) mysql_errno (db_conn);
1192 }
1193 else
1194 {
1195 p = NULL; p = 0;
1196 }
1197
1198 alt_out:
1199
1200 *id = 0;
1201 sh_error_handle((-1), FIL__, __LINE__, status, MSG_E_SUBGEN,
1202 (p == NULL ? _("(null)") : p),
1203 _("sh_database_query"));
1204 if (db_conn)
1205 mysql_close(db_conn);
1206 db_conn = NULL;
1207 connection_status = S_FALSE;
1208 SL_RETURN(status, _("sh_database_query"));
1209}
1210#endif
1211
1212static
1213char * null_or_val (char * end, char * val, int * size, int flag)
1214{
1215 long len;
1216
1217 if (!((end == NULL) || (val == NULL) || (size == NULL)))
1218 {
1219 if (val[0] != '\0')
1220 {
1221 if (*size > 1)
1222 {
1223 *end = ','; ++end; (*size) -= 1;
1224 if (flag == 1) { *end = '\''; ++end; (*size) -= 1; }
1225 *end = '\0';
1226 }
1227 len = (long) strlen(val);
1228 if ((long) *size > (len+1))
1229 {
1230 (void) sl_strlcat(end, val, (size_t) *size);
1231 end += len; (*size) -= len;
1232 if (flag == 1) { *end = '\''; ++end; (*size) -= 1; }
1233 *end = '\0';
1234 }
1235 }
1236 }
1237
1238 return end;
1239}
1240
1241#define SH_QUERY_MAX SH_MSG_BUF
1242/* define SH_QUERY_MAX 16383 */
1243
1244static
1245long sh_database_entry (dbins * db_entry, long id)
1246{
1247 /* This does not need to be re-entrant
1248 */
1249 char * query;
1250 static char columns[1024];
1251 char * values;
1252
1253 long the_id;
1254 int size;
1255 char * end;
1256 int c_size;
1257 char * c_end;
1258 char * p;
1259 int i;
1260 char num[64];
1261
1262 md5Param crc;
1263 unsigned char md5buffer[16];
1264 char md5out[33];
1265 int cnt;
1266
1267 size_t len_val;
1268 size_t len_col;
1269
1270 SL_ENTER(_("sh_database_entry"));
1271
1272 query = SH_ALLOC(SH_QUERY_MAX+1);
1273 values = SH_ALLOC(SH_QUERY_MAX+1);
1274
1275 (void) md5Reset(&crc);
1276
1277 if (db_entry->host[0] == '\0')
1278 {
1279 if (sh.host.name[0] == '\0')
1280 (void) strcpy (db_entry->host, _("localhost")); /* known to fit */
1281 else
1282 (void) sl_strlcpy (db_entry->host, sh.host.name, 64);
1283 }
1284
1285 /*@-bufferoverflowhigh@*/
1286 if (id >= 0)
1287 sprintf(num, "%ld", id); /* known to fit */
1288 /*@+bufferoverflowhigh@*/
1289
1290#if defined(WITH_ORACLE)
1291 /* Oracle needs some help for the time format (fix by Michael Somers)
1292 */
1293 (void)
1294 sl_snprintf (values, SH_QUERY_MAX,
1295 _("(:1,%s,%c%s%c,to_date(%c%s%c,'YYYY-MM-DD HH24:MI:SS'),%c%s%c,%c%s%c"),
1296 id >= 0 ? num : _("NULL"),
1297 '\'', db_entry->host,'\'',
1298 '\'', db_entry->time,'\'',
1299 '\'', db_entry->sev, '\'',
1300 '\'',
1301 (db_entry->msg[0] == '\0' ? _("NULL") : db_entry->msg),
1302 '\'');
1303 (void) sl_snprintf (columns, 1023,
1304 _("(log_index,log_ref,log_host,log_time,log_sev,log_msg"));
1305#elif defined(WITH_POSTGRES)
1306 /* Prepare query for PQexecParams
1307 */
1308 (void)
1309 sl_snprintf (values, SH_QUERY_MAX,
1310 _("($1,%s,%c%s%c,%c%s%c,%c%s%c,%c%s%c"),
1311 id >= 0 ? num : _("NULL"),
1312 '\'', db_entry->host,'\'',
1313 '\'', db_entry->time,'\'',
1314 '\'', db_entry->sev, '\'',
1315 '\'',
1316 (db_entry->msg[0] == '\0' ? _("NULL") : db_entry->msg),
1317 '\'');
1318 (void) sl_snprintf (columns, 1023,
1319 _("(log_index,log_ref,log_host,log_time,log_sev,log_msg"));
1320#else
1321 (void)
1322 sl_snprintf (values, SH_QUERY_MAX, _("(%s,%c%s%c,%c%s%c,%c%s%c,%c%s%c"),
1323 id >= 0 ? num : _("NULL"),
1324 '\'', db_entry->host,'\'',
1325 '\'', db_entry->time,'\'',
1326 '\'', db_entry->sev, '\'',
1327 '\'',
1328 (db_entry->msg[0] == '\0' ? _("NULL") : db_entry->msg),
1329 '\'');
1330 (void) sl_snprintf (columns, 1023,
1331 _("(log_ref,log_host,log_time,log_sev,log_msg"));
1332#endif
1333
1334
1335 /*@-type@*//* byte* versus char[..] */
1336 if (attr_tab[0].inHash == 1)
1337 (void) md5Update(&crc, (sh_byte*) db_entry->sev,
1338 (int) strlen(db_entry->sev));
1339 if (attr_tab[1].inHash == 1)
1340 (void) md5Update(&crc, (sh_byte*) db_entry->time,
1341 (int) strlen(db_entry->time));
1342 if (attr_tab[2].inHash == 1)
1343 (void) md5Update(&crc, (sh_byte*) db_entry->host,
1344 (int) strlen(db_entry->host));
1345 if (attr_tab[3].inHash == 1 && db_entry->msg[0] != '\0')
1346 (void) md5Update(&crc, (sh_byte*) db_entry->msg,
1347 (int) strlen(db_entry->sev));
1348 /*@+type@*/
1349
1350 len_val = strlen(values);
1351 size = (int) (SH_QUERY_MAX - len_val);
1352 end = values + len_val;
1353
1354 len_col = strlen(columns);
1355 c_size = 1023 - (int) len_col; /* sizeof(colums) == 1024 */
1356 c_end = columns + len_col;
1357
1358 i = 4;
1359
1360 while (attr_tab[i].attr != NULL)
1361 {
1362 if (attr_tab[i].size != 0)
1363 {
1364 if (attr_tab[i].val > 40 && attr_tab[i].val < 47)
1365 {
1366 /* remove the 'T' between date and time
1367 */
1368 p = (char *)(db_entry)+attr_tab[i].off;
1369 p = strchr(p, 'T');
1370 if (p) *p = ' ';
1371 }
1372 p = end;
1373 end = null_or_val(end,((char *)(db_entry)+attr_tab[i].off),&size,1);
1374 if (p != end)
1375 {
1376 if ((attr_tab[i].val != SH_SLOT_HOST) &&
1377 (attr_tab[i].val != SH_SLOT_GROUP))
1378 {
1379 c_end = null_or_val (c_end, attr_tab[i].attr, &c_size,0);
1380 }
1381 else
1382 {
1383 /*
1384 * 'host' is a reserved word in SQL
1385 */
1386 if (attr_tab[i].val == SH_SLOT_HOST)
1387 c_end = null_or_val (c_end, _("fromhost"), &c_size,0);
1388 /*
1389 * 'group' is a reserved word in SQL
1390 */
1391 else /* if (attr_tab[i].val == SH_SLOT_GROUP) */
1392 c_end = null_or_val (c_end, _("grp"), &c_size,0);
1393 }
1394 }
1395 /*@-type@*//* byte* versus char[..] */
1396 if (attr_tab[i].inHash == 1 &&
1397 ((char *)(db_entry)+attr_tab[i].off) != '\0')
1398 {
1399 (void)md5Update(&crc,
1400 (sh_byte*) ((char *)(db_entry)+attr_tab[i].off),
1401 (int)strlen((char *)(db_entry)+attr_tab[i].off));
1402 }
1403 /*@+type@*/
1404 }
1405 else if (attr_tab[i].val >= START_SEC_LONGS &&
1406 attr_tab[i].val <= END_SEC_LONGS)
1407 {
1408 (void)
1409 sl_snprintf(end, (size_t)(size-1), _(",\'%lu\'"),
1410 db_entry->ulong_data[attr_tab[i].val-START_SEC_LONGS]);
1411 while (*end != '\0') { ++end; --size; }
1412 (void) sl_snprintf(c_end, (size_t)(c_size-1),
1413 _(",%s"), attr_tab[i].attr);
1414 while (*c_end != '\0') { ++c_end; --c_size; }
1415 if (attr_tab[i].inHash == 1)
1416 {
1417 /*@-type@*//* byte* versus char[..] */
1418 (void)
1419 md5Update(&crc,
1420 (sh_byte *) db_entry->ulong_data[attr_tab[i].val-START_SEC_LONGS],
1421 sizeof(long));
1422 /*@+type@*/
1423 }
1424 }
1425
1426 ++i;
1427 }
1428
1429 (void) md5Digest(&crc, (uint32 *) md5buffer);
1430 /*@-bufferoverflowhigh -usedef@*/
1431 for (cnt = 0; cnt < 16; ++cnt)
1432 sprintf (&md5out[cnt*2], _("%02X"), /* known to fit */
1433 (unsigned int) md5buffer[cnt]);
1434 /*@+bufferoverflowhigh +usedef@*/
1435 md5out[32] = '\0';
1436
1437 (void) sl_snprintf(end, (size_t) (size-1), _(",%c%s%c"), '\'', md5out, '\'');
1438 while (*end != '\0') { ++end; --size; }
1439 (void) sl_snprintf(c_end, (size_t) (c_size-1),_(",log_hash"));
1440 while (*c_end != '\0') { ++c_end; --c_size; }
1441
1442
1443 if (size > 1) { *end = ')'; ++end; *end = '\0'; }
1444 if (c_size > 1) { *c_end = ')'; ++c_end; *c_end = '\0'; }
1445
1446 if (db_table[0] == '\0')
1447 (void) sl_strlcpy(db_table, _("log"), 64);
1448
1449 (void) sl_snprintf (query, SH_QUERY_MAX,
1450 _("INSERT INTO %s %s VALUES %s"),
1451 db_table, columns, values);
1452
1453 sh_database_query (query, &the_id);
1454
1455 /*@-usedef@*//* no, 'values' is allocated here */
1456 SH_FREE(values);
1457 /*@+usedef@*/
1458 SH_FREE(query);
1459
1460 SL_RETURN(the_id, _("sh_database_entry"));
1461}
1462
1463static int sh_database_comp_attr (const void *m1, const void *m2)
1464{
1465 const my_attr *mi1 = (const my_attr *) m1;
1466 const my_attr *mi2 = (const my_attr *) m2;
1467 return strcmp(mi1->attr, mi2->attr);
1468}
1469
1470
1471static void init_attr_table(void)
1472{
1473 static int first = S_TRUE;
1474 int i, j;
1475
1476#ifdef SH_STEALTH
1477 int k;
1478
1479 if (first == S_FALSE)
1480 return;
1481
1482 i = 0;
1483 while (attr_tab[i].attr_o != NULL)
1484 {
1485 j = strlen(attr_tab[i].attr_o);
1486 attr_tab[i].attr = calloc(1, j+1); /* only once */
1487 if (NULL == attr_tab[i].attr)
1488 return;
1489 for (k = 0; k < j; ++k)
1490 attr_tab[i].attr[k] = attr_tab[i].attr_o[k] ^ XOR_CODE;
1491 attr_tab[i].attr[j] = '\0';
1492 attr_tab[i].alen = strlen(attr_tab[i].attr_o);
1493 ++i;
1494 }
1495 first = S_FALSE;
1496
1497#else
1498
1499 if (first == S_FALSE)
1500 return;
1501
1502 i = 0;
1503 while (attr_tab[i].attr_o != NULL)
1504 {
1505 attr_tab[i].attr = attr_tab[i].attr_o;
1506 attr_tab[i].alen = strlen(attr_tab[i].attr_o);
1507 ++i;
1508 }
1509 first = S_FALSE;
1510
1511#endif
1512
1513 /* create a sorted table for binary search
1514 */
1515 attr_tab_srch = SH_ALLOC(i * sizeof(my_attr));
1516 for (j=0; j<i; ++j)
1517 memcpy(&attr_tab_srch[j], &attr_tab[j], sizeof(my_attr));
1518 qsort(attr_tab_srch, i, sizeof(my_attr), sh_database_comp_attr);
1519 attr_tab_srch_siz = i;
1520
1521 return;
1522}
1523
1524int sh_database_add_to_hash (const char * str)
1525{
1526 int i;
1527
1528 if (!str)
1529 return -1;
1530 init_attr_table();
1531 if (0 == strcmp(str, _("log_msg"))) { attr_tab[3].inHash = 1; return 0;}
1532 if (0 == strcmp(str, _("log_sev"))) { attr_tab[0].inHash = 1; return 0;}
1533 if (0 == strcmp(str, _("log_time"))) { attr_tab[1].inHash = 1; return 0;}
1534 if (0 == strcmp(str, _("log_host"))) { attr_tab[2].inHash = 1; return 0;}
1535 i = 4;
1536 while (attr_tab[i].attr != NULL)
1537 {
1538 if (0 == strcmp(str, attr_tab[i].attr))
1539 { attr_tab[i].inHash = 1; return 0; }
1540 ++i;
1541 }
1542 return -1;
1543}
1544
1545static int is_escaped(char * p_in) {
1546
1547 int escp = 0;
1548 int retv = S_TRUE;
1549 unsigned char * p = (unsigned char *) p_in;
1550
1551 if (*p != '\0')
1552 {
1553 do
1554 {
1555 if (*p <= 126 && *p >= 32)
1556 {
1557 if (escp == 0)
1558 {
1559 if (!((*p == '\'') || (*p == '\"') || (*p == '\\')))
1560 /* do nothing */;
1561 else if (*p == '\\')
1562 {
1563#ifndef WITH_MYSQL
1564 if (p[1] == '\'')
1565 {
1566 *p = '\'';
1567 }
1568#endif
1569 escp = 1;
1570 }
1571 else
1572 retv = S_FALSE; /* (*p == '\'' || *p == '\"') */
1573 }
1574 else /* escp == 1 */
1575 {
1576 escp = 0;
1577 }
1578 }
1579 else /* *p > 126 || *p < 32 */
1580 {
1581 retv = S_FALSE;
1582 }
1583
1584 ++p;
1585
1586 }
1587 while (*p != '\0');
1588 }
1589
1590 if (escp == 0)
1591 return retv;
1592 else
1593 return S_FALSE;
1594}
1595
1596/* this is not a real XML parser, but it copes with the XML format of
1597 * the log messages provided by sh_error_handle()
1598 */
1599static
1600char * sh_database_parse (char * message, dbins * db_entry)
1601{
1602 static int first = S_TRUE;
1603 char * p;
1604 char * q;
1605 char * z;
1606 dbins * new;
1607 int i;
1608 size_t j;
1609 my_attr * res;
1610 my_attr key;
1611 char key_str[64];
1612
1613 SL_ENTER(_("sh_database_parse"));
1614
1615 if (!message || *message == '\0')
1616 SL_RETURN (NULL, _("sh_database_parse"));
1617
1618 if (first == S_TRUE)
1619 {
1620 init_attr_table();
1621 first = S_FALSE;
1622 }
1623
1624 p = strchr (message, '<');
1625 if (!p)
1626 SL_RETURN (NULL, _("sh_database_parse"));
1627
1628 while ((*p != '\0') && (*p != '>'))
1629 {
1630 if (p[0] == 'l' && p[1] == 'o' && p[2] == 'g' &&
1631 (p[3] == ' ' || p[3] == '>'))
1632 {
1633 p = &p[4];
1634 goto parse;
1635 }
1636 else if (p[0] == '/' && p[1] == '>')
1637 SL_RETURN (&p[2], _("sh_database_parse"));
1638 else if (p[0] == '/' && p[1] == 'l' && p[2] == 'o' &&
1639 p[3] == 'g' && p[4] == '>')
1640 SL_RETURN (&p[5], _("sh_database_parse"));
1641 ++p;
1642 }
1643 SL_RETURN(NULL, _("sh_database_parse"));
1644
1645 parse:
1646
1647 while (*p == ' ' || *p == '>')
1648 ++p;
1649
1650 if (*p == '\0')
1651 SL_RETURN(NULL, _("sh_database_parse"));
1652
1653 if (*p != '<' && *p != '/')
1654 goto par2;
1655
1656 if (p[0] == '<' && p[1] == 'l' &&
1657 p[2] == 'o' && p[3] == 'g')
1658 {
1659 /*
1660 * recursive call
1661 */
1662 new = SH_ALLOC(sizeof(dbins));
1663 init_db_entry(new);
1664 db_entry->next = new;
1665 p = sh_database_parse (p, new);
1666 }
1667
1668 if (p[0] == '/' && p[1] == '>')
1669 SL_RETURN (&p[1], _("sh_database_parse"));
1670
1671 if (p[0] == '<' && p[1] == '/' && p[2] == 'l' &&
1672 p[3] == 'o' && p[4] == 'g' && p[5] == '>')
1673 SL_RETURN (&p[5], _("sh_database_parse"));
1674
1675 par2:
1676
1677 /* non-whitespace
1678 */
1679 for (i=0; i < 64; ++i)
1680 {
1681 if (p[i] != '=')
1682 {
1683 key_str[i] = p[i];
1684 }
1685 else
1686 {
1687 key_str[i] = '\0';
1688 break;
1689 }
1690 }
1691 key_str[63] = '\0';
1692 key.attr = &key_str[0];
1693
1694 res = bsearch(&key, attr_tab_srch, attr_tab_srch_siz,
1695 sizeof(my_attr), sh_database_comp_attr);
1696
1697 if (res != NULL)
1698 {
1699 j = res->alen; /* strlen(attr_tab[i].attr); */
1700 if (p[j] == '=' && p[j+1] == '"')
1701 {
1702 q = strchr(&p[j+2], '"');
1703 if (q)
1704 {
1705 *q = '\0';
1706
1707 if (S_TRUE == is_escaped(&p[j+2])) {
1708
1709 if (res->val == 1)
1710 (void) sl_strlcpy(db_entry->sev, &p[j+2],
1711 (size_t)res->size);
1712 else if (res->val == 2)
1713 {
1714 z = strchr(&p[j+2], 'T');
1715 if (z) *z = ' ';
1716 (void) sl_strlcpy(db_entry->time, &p[j+2], 20);
1717 }
1718 else if (res->val == 3)
1719 (void) sl_strlcpy(db_entry->host, &p[j+2],
1720 (size_t) res->size);
1721 else if (res->val == 4)
1722 (void) sl_strlcpy(db_entry->msg, &p[j+2],
1723 (size_t) res->size);
1724 else if (res->size != 0)
1725 {
1726 (void) sl_strlcpy( (((char *)(db_entry))+ res->off),
1727 &p[j+2],
1728 (size_t) res->size);
1729 }
1730 else if (res->val >= START_SEC_LONGS)
1731 {
1732 db_entry->ulong_data[res->val-START_SEC_LONGS]
1733 = strtoul(&p[j+2], (char **) NULL, 10);
1734 /* atol(&p[j+2]); */
1735 }
1736
1737 *q = '"';
1738 p = q;
1739 ++p;
1740
1741 goto parse;
1742 }
1743 else { /* S_FALSE == is_escaped(&p[j+2]) */
1744 sh_error_handle((-1), FIL__, __LINE__, 0, MSG_E_SUBGEN,
1745 _("Message not properly escaped"),
1746 _("sh_database_parse"));
1747 SL_RETURN(NULL, _("sh_database_parse"));
1748 }
1749 }
1750 else /* q == NULL */
1751 {
1752 SL_RETURN(NULL, _("sh_database_parse"));
1753 }
1754 }
1755 }
1756
1757 /* unknown attribute, skip
1758 */
1759 while ((p != NULL) && (*p != '\0') && (*p != ' '))
1760 ++p;
1761
1762 goto parse;
1763}
1764
1765static int enter_wrapper = 1;
1766
1767int set_enter_wrapper (const char * str)
1768{
1769 return sh_util_flagval(str, &enter_wrapper);
1770}
1771
1772/* recursively enter linked list of messages into database, last first
1773 * - last is client (if this is a client message received by client)
1774 */
1775long sh_database_insert_rec (dbins * curr, int depth, char * host)
1776{
1777 unsigned long id = 0;
1778
1779 SL_ENTER(_("sh_database_insert_rec"));
1780
1781 if (curr->next)
1782 {
1783 /*
1784 prev = curr->next;
1785 sl_strlcpy(prev->host, curr->host, 64);
1786 id = sh_database_insert_rec (curr->next, (depth + 1));
1787 */
1788 ++depth;
1789 id = sh_database_insert_rec (curr->next, depth, curr->host);
1790 }
1791
1792 if (host)
1793 sl_strlcpy(curr->host, host, 64);
1794
1795 if (id != 0) /* this is a server wrapper */
1796 {
1797 if (enter_wrapper != 0)
1798 {
1799 id = sh_database_entry (curr, id);
1800 }
1801 }
1802 else
1803 {
1804 /*
1805 * id = -1 is the client message; log_ref will be NULL
1806 */
1807 if (depth > 0) /* this is a client message */
1808 id = sh_database_entry (curr, -1);
1809 else /* this is a generic server message */
1810 id = sh_database_entry (curr, 0);
1811 }
1812
1813 SH_FREE(curr);
1814
1815 SL_RETURN(id, _("sh_database_insert_rec"));
1816}
1817
1818int sh_database_insert (char * message)
1819{
1820 dbins * db_entry;
1821
1822 SL_ENTER(_("sh_database_insert"));
1823
1824 db_entry = SH_ALLOC(sizeof(dbins));
1825 init_db_entry(db_entry);
1826
1827 /* recursively parse the message into a linked list
1828 */
1829 (void) sh_database_parse (message, db_entry);
1830
1831 /* recursively enter the linked list into the database
1832 */
1833 (void) sh_database_insert_rec (db_entry, 0, NULL);
1834
1835 SL_RETURN(0, _("sh_database_insert"));
1836}
1837
1838#endif
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