1 /* $Id: zebraapi.c,v 1.77 2002-11-07 09:07:07 adam Exp $
2 Copyright (C) 1995,1996,1997,1998,1999,2000,2001,2002
5 This file is part of the Zebra server.
7 Zebra is free software; you can redistribute it and/or modify it under
8 the terms of the GNU General Public License as published by the Free
9 Software Foundation; either version 2, or (at your option) any later
12 Zebra is distributed in the hope that it will be useful, but WITHOUT ANY
13 WARRANTY; without even the implied warranty of MERCHANTABILITY or
14 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
17 You should have received a copy of the GNU General Public License
18 along with Zebra; see the file LICENSE.zebra. If not, write to the
19 Free Software Foundation, 59 Temple Place - Suite 330, Boston, MA
35 #include <yaz/diagbib1.h>
39 static Res zebra_open_res (ZebraHandle zh);
40 static void zebra_close_res (ZebraHandle zh);
42 static void zebra_chdir (ZebraService zh)
44 const char *dir = res_get (zh->global_res, "chdir");
47 logf (LOG_DEBUG, "chdir %s", dir);
55 static void zebra_flush_reg (ZebraHandle zh)
57 zebraExplain_flush (zh->reg->zei, zh);
59 extract_flushWriteKeys (zh);
60 zebra_index_merge (zh);
63 static struct zebra_register *zebra_register_open (ZebraService zs,
65 int rw, int useshadow,
67 const char *reg_path);
68 static void zebra_register_close (ZebraService zs, struct zebra_register *reg);
70 ZebraHandle zebra_open (ZebraService zs)
73 const char *default_encoding;
78 zh = (ZebraHandle) xmalloc (sizeof(*zh));
79 yaz_log (LOG_DEBUG, "zebra_open zs=%p returns %p", zs, zh);
82 zh->reg = 0; /* no register attached yet */
89 zh->reg_name = xstrdup ("");
91 zh->num_basenames = 0;
99 zh->admin_databaseName = 0;
101 zh->shadow_enable = 1;
103 default_encoding = res_get_def(zs->global_res, "encoding", "ISO-8859-1");
104 zh->record_encoding = xstrdup (default_encoding);
107 yaz_iconv_open ("UTF-8", default_encoding);
108 if (zh->iconv_to_utf8 == 0)
109 yaz_log (LOG_WARN, "iconv: %s to UTF-8 unsupported",
111 zh->iconv_from_utf8 =
112 yaz_iconv_open (default_encoding, "UTF-8");
113 if (zh->iconv_to_utf8 == 0)
114 yaz_log (LOG_WARN, "iconv: UTF-8 to %s unsupported",
117 zebra_mutex_cond_lock (&zs->session_lock);
119 zh->next = zs->sessions;
122 zebra_mutex_cond_unlock (&zs->session_lock);
127 ZebraService zebra_start (const char *configName)
131 yaz_log (LOG_LOG, "zebra_start %s", configName);
133 if ((res = res_open (configName, 0)))
135 ZebraService zh = xmalloc (sizeof(*zh));
137 yaz_log (LOG_DEBUG, "Read resources `%s'", configName);
139 zh->global_res = res;
140 zh->configName = xstrdup(configName);
145 zebra_mutex_cond_init (&zh->session_lock);
146 if (!res_get (zh->global_res, "passwd"))
147 zh->passwd_db = NULL;
150 zh->passwd_db = passwd_db_open ();
152 logf (LOG_WARN|LOG_ERRNO, "passwd_db_open failed");
154 passwd_db_file (zh->passwd_db,
155 res_get (zh->global_res, "passwd"));
157 zh->path_root = res_get (zh->global_res, "root");
164 struct zebra_register *zebra_register_open (ZebraService zs, const char *name,
165 int rw, int useshadow, Res res,
166 const char *reg_path)
168 struct zebra_register *reg;
169 int record_compression = REC_COMPRESS_NONE;
170 char *recordCompression = 0;
172 reg = xmalloc (sizeof(*reg));
175 reg->name = xstrdup (name);
182 yaz_log (LOG_DEBUG, "zebra_register_open rw = %d useshadow=%d p=%p",
185 reg->dh = data1_createx (DATA1_FLAG_XML);
188 reg->bfs = bfs_create (res_get (res, "register"), reg_path);
191 data1_destroy(reg->dh);
195 bf_cache (reg->bfs, res_get (res, "shadow"));
196 data1_set_tabpath (reg->dh, res_get_def(res, "profilePath",
197 DEFAULT_PROFILE_PATH));
198 data1_set_tabroot (reg->dh, reg_path);
199 reg->recTypes = recTypes_init (reg->dh);
200 recTypes_default_handlers (reg->recTypes);
202 reg->zebra_maps = zebra_maps_open (res, reg_path);
203 reg->rank_classes = NULL;
207 reg->keys.buf_max = 0;
222 zebraRankInstall (reg, rank1_class);
224 recordCompression = res_get_def (res, "recordCompression", "none");
225 if (!strcmp (recordCompression, "none"))
226 record_compression = REC_COMPRESS_NONE;
227 if (!strcmp (recordCompression, "bzip2"))
228 record_compression = REC_COMPRESS_BZIP2;
230 if (!(reg->records = rec_open (reg->bfs, rw, record_compression)))
232 logf (LOG_WARN, "rec_open");
237 reg->matchDict = dict_open (reg->bfs, GMATCH_DICT, 20, 1, 0);
239 if (!(reg->dict = dict_open (reg->bfs, FNAME_DICT, 40, rw, 0)))
241 logf (LOG_WARN, "dict_open");
244 if (!(reg->sortIdx = sortIdx_open (reg->bfs, rw)))
246 logf (LOG_WARN, "sortIdx_open");
249 if (res_get_match (res, "isam", "s", ISAM_DEFAULT))
251 struct ISAMS_M_s isams_m;
252 if (!(reg->isams = isams_open (reg->bfs, FNAME_ISAMS, rw,
253 key_isams_m(res, &isams_m))))
255 logf (LOG_WARN, "isams_open");
259 if (res_get_match (res, "isam", "i", ISAM_DEFAULT))
261 if (!(reg->isam = is_open (reg->bfs, FNAME_ISAM, key_compare, rw,
262 sizeof (struct it_key), res)))
264 logf (LOG_WARN, "is_open");
268 if (res_get_match (res, "isam", "c", ISAM_DEFAULT))
270 struct ISAMC_M_s isamc_m;
271 if (!(reg->isamc = isc_open (reg->bfs, FNAME_ISAMC,
272 rw, key_isamc_m(res, &isamc_m))))
274 logf (LOG_WARN, "isc_open");
278 if (res_get_match (res, "isam", "d", ISAM_DEFAULT))
280 struct ISAMD_M_s isamd_m;
282 if (!(reg->isamd = isamd_open (reg->bfs, FNAME_ISAMD,
283 rw, key_isamd_m(res, &isamd_m))))
285 logf (LOG_WARN, "isamd_open");
289 if (res_get_match (res, "isam", "b", ISAM_DEFAULT))
291 struct ISAMC_M_s isamc_m;
293 if (!(reg->isamb = isamb_open (reg->bfs, "isamb",
294 rw, key_isamc_m(res, &isamc_m), 0)))
296 logf (LOG_WARN, "isamb_open");
300 if (res_get_match (res, "isam", "bc", ISAM_DEFAULT))
302 struct ISAMC_M_s isamc_m;
304 if (!(reg->isamb = isamb_open (reg->bfs, "isamb",
305 rw, key_isamc_m(res, &isamc_m), 1)))
307 logf (LOG_WARN, "isamb_open");
311 if (res_get_match (res, "isam", "null", ISAM_DEFAULT))
313 struct ISAMC_M_s isamc_m;
315 if (!(reg->isamb = isamb_open (reg->bfs, "isamb",
316 rw, key_isamc_m(res, &isamc_m), -1)))
318 logf (LOG_WARN, "isamb_open");
322 reg->zei = zebraExplain_open (reg->records, reg->dh,
327 logf (LOG_WARN, "Cannot obtain EXPLAIN information");
331 yaz_log (LOG_DEBUG, "zebra_register_open ok p=%p", reg);
335 void zebra_admin_shutdown (ZebraHandle zh)
337 zebra_mutex_cond_lock (&zh->service->session_lock);
338 zh->service->stop_flag = 1;
339 zebra_mutex_cond_unlock (&zh->service->session_lock);
342 void zebra_admin_start (ZebraHandle zh)
344 ZebraService zs = zh->service;
346 zebra_mutex_cond_lock (&zs->session_lock);
347 zebra_mutex_cond_unlock (&zs->session_lock);
350 static void zebra_register_close (ZebraService zs, struct zebra_register *reg)
352 yaz_log(LOG_DEBUG, "zebra_register_close p=%p", reg);
357 zebraExplain_close (reg->zei);
358 dict_close (reg->dict);
360 dict_close (reg->matchDict);
361 sortIdx_close (reg->sortIdx);
363 isams_close (reg->isams);
365 is_close (reg->isam);
367 isc_close (reg->isamc);
369 isamd_close (reg->isamd);
371 isamb_close (reg->isamb);
372 rec_close (®->records);
375 recTypes_destroy (reg->recTypes);
376 zebra_maps_close (reg->zebra_maps);
377 zebraRankDestroy (reg);
378 bfs_destroy (reg->bfs);
379 data1_destroy (reg->dh);
381 xfree (reg->key_buf);
384 yaz_log(LOG_DEBUG, "zebra_register_close 2");
387 void zebra_stop(ZebraService zs)
391 yaz_log (LOG_LOG, "zebra_stop");
395 zebra_close (zs->sessions);
398 zebra_mutex_cond_destroy (&zs->session_lock);
401 passwd_db_close (zs->passwd_db);
403 res_close (zs->global_res);
404 xfree (zs->configName);
405 xfree (zs->path_root);
409 void zebra_close (ZebraHandle zh)
412 struct zebra_session **sp;
418 yaz_log (LOG_DEBUG, "zebra_close zh=%p", zh);
421 resultSetDestroy (zh, -1, 0, 0);
425 zebra_register_close (zh->service, zh->reg);
426 zebra_close_res (zh);
428 xfree (zh->record_encoding);
430 if (zh->iconv_to_utf8 != 0)
431 yaz_iconv_close (zh->iconv_to_utf8);
432 if (zh->iconv_from_utf8 != 0)
433 yaz_iconv_close (zh->iconv_from_utf8);
435 xfree (zh->admin_databaseName);
436 zebra_mutex_cond_lock (&zs->session_lock);
437 zebra_lock_destroy (zh->lock_normal);
438 zebra_lock_destroy (zh->lock_shadow);
450 // if (!zs->sessions && zs->stop_flag)
451 // zebra_register_deactivate(zs);
452 zebra_mutex_cond_unlock (&zs->session_lock);
453 xfree (zh->reg_name);
457 struct map_baseinfo {
463 char **new_basenames;
467 static Res zebra_open_res (ZebraHandle zh)
473 sprintf (fname, "%.200s/zebra.cfg", zh->path_reg);
474 res = res_open (fname, zh->service->global_res);
476 res = zh->service->global_res;
478 else if (*zh->reg_name == 0)
480 res = zh->service->global_res;
484 yaz_log (LOG_WARN, "no register root specified");
485 return 0; /* no path for register - fail! */
490 static void zebra_close_res (ZebraHandle zh)
492 if (zh->res != zh->service->global_res)
497 static int zebra_select_register (ZebraHandle zh, const char *new_reg)
499 if (zh->res && strcmp (zh->reg_name, new_reg) == 0)
503 assert (zh->reg == 0);
504 assert (*zh->reg_name == 0);
510 resultSetInvalidate (zh);
511 zebra_register_close (zh->service, zh->reg);
516 xfree (zh->reg_name);
517 zh->reg_name = xstrdup (new_reg);
519 xfree (zh->path_reg);
521 if (zh->service->path_root)
523 zh->path_reg = xmalloc (strlen(zh->service->path_root) +
524 strlen(zh->reg_name) + 3);
525 strcpy (zh->path_reg, zh->service->path_root);
528 strcat (zh->path_reg, "/");
529 strcat (zh->path_reg, zh->reg_name);
532 zh->res = zebra_open_res (zh);
535 zebra_lock_destroy (zh->lock_normal);
539 zebra_lock_destroy (zh->lock_shadow);
545 const char *lock_area =res_get (zh->res, "lockDir");
547 if (!lock_area && zh->path_reg)
548 res_put (zh->res, "lockDir", zh->path_reg);
549 sprintf (fname, "norm.%s.LCK", zh->reg_name);
551 zebra_lock_create (res_get(zh->res, "lockDir"), fname, 0);
553 sprintf (fname, "shadow.%s.LCK", zh->reg_name);
555 zebra_lock_create (res_get(zh->res, "lockDir"), fname, 0);
561 void map_basenames_func (void *vp, const char *name, const char *value)
563 struct map_baseinfo *p = (struct map_baseinfo *) vp;
565 char fromdb[128], todb[8][128];
568 sscanf (value, "%127s %127s %127s %127s %127s %127s %127s %127s %127s",
569 fromdb, todb[0], todb[1], todb[2], todb[3], todb[4],
570 todb[5], todb[6], todb[7]);
574 for (i = 0; i<p->num_bases; i++)
575 if (p->basenames[i] && !strcmp (p->basenames[i], fromdb))
578 for (i = 0; i < no; i++)
580 if (p->new_num_bases == p->new_num_max)
582 p->new_basenames[(p->new_num_bases)++] =
583 nmem_strdup (p->mem, todb[i]);
589 void map_basenames (ZebraHandle zh, ODR stream,
590 int *num_bases, char ***basenames)
592 struct map_baseinfo info;
593 struct map_baseinfo *p = &info;
597 info.num_bases = *num_bases;
598 info.basenames = *basenames;
599 info.new_num_max = 128;
600 info.new_num_bases = 0;
601 info.new_basenames = (char **)
602 odr_malloc (stream, sizeof(*info.new_basenames) * info.new_num_max);
603 info.mem = stream->mem;
605 res_trav (zh->service->global_res, "mapdb", &info, map_basenames_func);
607 for (i = 0; i<p->num_bases; i++)
608 if (p->basenames[i] && p->new_num_bases < p->new_num_max)
610 p->new_basenames[(p->new_num_bases)++] =
611 nmem_strdup (p->mem, p->basenames[i]);
613 *num_bases = info.new_num_bases;
614 *basenames = info.new_basenames;
615 for (i = 0; i<*num_bases; i++)
616 logf (LOG_LOG, "base %s", (*basenames)[i]);
619 int zebra_select_database (ZebraHandle zh, const char *basename)
621 return zebra_select_databases (zh, 1, &basename);
624 int zebra_select_databases (ZebraHandle zh, int num_bases,
625 const char **basenames)
637 for (i = 0; i < zh->num_basenames; i++)
638 xfree (zh->basenames[i]);
639 xfree (zh->basenames);
641 zh->num_basenames = num_bases;
642 zh->basenames = xmalloc (zh->num_basenames * sizeof(*zh->basenames));
643 for (i = 0; i < zh->num_basenames; i++)
644 zh->basenames[i] = xstrdup (basenames[i]);
646 cp = strrchr(basenames[0], '/');
649 len = cp - basenames[0];
650 new_reg = xmalloc (len + 1);
651 memcpy (new_reg, basenames[0], len);
655 new_reg = xstrdup ("");
656 for (i = 1; i<num_bases; i++)
660 cp1 = strrchr (basenames[i], '/');
668 if (len != cp1 - basenames[i] ||
669 memcmp (basenames[i], new_reg, len))
684 zebra_select_register (zh, new_reg);
691 if (!zh->lock_normal || !zh->lock_shadow)
699 void zebra_search_rpn (ZebraHandle zh, ODR decode, ODR stream,
700 Z_RPNQuery *query, const char *setname, int *hits)
705 if (zebra_begin_read (zh))
707 resultSetAddRPN (zh, decode, stream, query,
708 zh->num_basenames, zh->basenames, setname);
715 void zebra_records_retrieve (ZebraHandle zh, ODR stream,
716 const char *setname, Z_RecordComposition *comp,
717 oid_value input_format, int num_recs,
718 ZebraRetrievalRecord *recs)
726 zh->errString = odr_strdup (stream, setname);
732 if (zebra_begin_read (zh))
735 pos_array = (int *) xmalloc (num_recs * sizeof(*pos_array));
736 for (i = 0; i<num_recs; i++)
737 pos_array[i] = recs[i].position;
738 poset = zebraPosSetCreate (zh, setname, num_recs, pos_array);
741 logf (LOG_DEBUG, "zebraPosSetCreate error");
743 zh->errString = nmem_strdup (stream->mem, setname);
747 for (i = 0; i<num_recs; i++)
752 recs[i].format = VAL_SUTRS;
753 recs[i].len = strlen(poset[i].term);
754 recs[i].buf = poset[i].term;
755 recs[i].base = poset[i].db;
757 else if (poset[i].sysno)
760 zebra_record_fetch (zh, poset[i].sysno, poset[i].score,
761 stream, input_format, comp,
762 &recs[i].format, &recs[i].buf,
765 recs[i].errString = NULL;
771 sprintf (num_str, "%d", pos_array[i]);
773 zh->errString = odr_strdup (stream, num_str);
777 zebraPosSetDestroy (zh, poset, num_recs);
783 void zebra_scan (ZebraHandle zh, ODR stream, Z_AttributesPlusTerm *zapt,
784 oid_value attributeset,
785 int *position, int *num_entries, ZebraScanEntry **entries,
788 if (zebra_begin_read (zh))
794 rpn_scan (zh, stream, zapt, attributeset,
795 zh->num_basenames, zh->basenames, position,
796 num_entries, entries, is_partial);
800 void zebra_sort (ZebraHandle zh, ODR stream,
801 int num_input_setnames, const char **input_setnames,
802 const char *output_setname, Z_SortKeySpecList *sort_sequence,
805 if (zebra_begin_read (zh))
807 resultSetSort (zh, stream->mem, num_input_setnames, input_setnames,
808 output_setname, sort_sequence, sort_status);
812 int zebra_deleleResultSet(ZebraHandle zh, int function,
813 int num_setnames, char **setnames,
817 if (zebra_begin_read(zh))
818 return Z_DeleteStatus_systemProblemAtTarget;
821 case Z_DeleteRequest_list:
822 resultSetDestroy (zh, num_setnames, setnames, statuses);
824 case Z_DeleteRequest_all:
825 resultSetDestroy (zh, -1, 0, statuses);
829 status = Z_DeleteStatus_success;
830 for (i = 0; i<num_setnames; i++)
831 if (statuses[i] == Z_DeleteStatus_resultSetDidNotExist)
832 status = statuses[i];
836 int zebra_errCode (ZebraHandle zh)
841 const char *zebra_errString (ZebraHandle zh)
843 return diagbib1_str (zh->errCode);
846 char *zebra_errAdd (ZebraHandle zh)
848 return zh->errString;
851 int zebra_auth (ZebraHandle zh, const char *user, const char *pass)
853 ZebraService zs = zh->service;
854 if (!zs->passwd_db || !passwd_db_auth (zs->passwd_db, user, pass))
856 logf(LOG_APP,"AUTHOK:%s", user?user:"ANONYMOUS");
860 logf(LOG_APP,"AUTHFAIL:%s", user?user:"ANONYMOUS");
864 void zebra_admin_import_begin (ZebraHandle zh, const char *database,
865 const char *record_type)
867 if (zebra_select_database(zh, database))
869 zebra_begin_trans (zh);
870 xfree (zh->admin_databaseName);
871 zh->admin_databaseName = xstrdup(database);
874 void zebra_admin_import_end (ZebraHandle zh)
876 zebra_end_trans (zh);
879 void zebra_admin_import_segment (ZebraHandle zh, Z_Segment *segment)
883 for (i = 0; i<segment->num_segmentRecords; i++)
885 Z_NamePlusRecord *npr = segment->segmentRecords[i];
886 const char *databaseName = npr->databaseName;
889 databaseName = zh->admin_databaseName;
890 printf ("--------------%d--------------------\n", i);
891 if (npr->which == Z_NamePlusRecord_intermediateFragment)
893 Z_FragmentSyntax *fragment = npr->u.intermediateFragment;
894 if (fragment->which == Z_FragmentSyntax_notExternallyTagged)
896 Odr_oct *oct = fragment->u.notExternallyTagged;
897 printf ("%.*s", (oct->len > 100 ? 100 : oct->len) ,
901 extract_rec_in_mem (zh, "grs.sgml",
909 0 /* match criteria */);
915 int zebra_admin_exchange_record (ZebraHandle zh,
916 const char *database,
919 const char *recid_buf, size_t recid_len,
926 if (!recid_buf || recid_len <= 0 || recid_len >= sizeof(recid_z))
928 memcpy (recid_z, recid_buf, recid_len);
929 recid_z[recid_len] = 0;
931 rinfo = dict_lookup (zh->reg->matchDict, recid_z);
934 if (action == 1) /* fail if insert */
936 memcpy (&sysno, rinfo+1, sizeof(sysno));
940 if (action == 2 || action == 3) /* fail if delete or update */
943 extract_rec_in_mem (zh, "grs.sgml", rec_buf, rec_len, database,
944 action == 3 ? 1 : 0 /* delete flag */,
948 dict_insert (zh->reg->matchDict, recid_z, sizeof(sysno), &sysno);
950 else if (action == 3)
952 dict_delete (zh->reg->matchDict, recid_z);
957 void zebra_admin_create (ZebraHandle zh, const char *database)
961 if (zebra_select_database (zh, database))
963 zebra_begin_trans (zh);
966 /* announce database */
967 if (zebraExplain_newDatabase (zh->reg->zei, database, 0
968 /* explainDatabase */))
971 zh->errString = "database already exist";
973 zebra_end_trans (zh);
976 int zebra_string_norm (ZebraHandle zh, unsigned reg_id,
977 const char *input_str, int input_len,
978 char *output_str, int output_len)
981 if (!zh->reg->zebra_maps)
983 wrbuf = zebra_replace(zh->reg->zebra_maps, reg_id, "",
984 input_str, input_len);
987 if (wrbuf_len(wrbuf) >= output_len)
989 if (wrbuf_len(wrbuf))
990 memcpy (output_str, wrbuf_buf(wrbuf), wrbuf_len(wrbuf));
991 output_str[wrbuf_len(wrbuf)] = '\0';
992 return wrbuf_len(wrbuf);
996 void zebra_set_state (ZebraHandle zh, int val, int seqno)
998 char state_fname[256];
1003 sprintf (state_fname, "state.%s.LCK", zh->reg_name);
1004 fname = zebra_mk_fname (res_get(zh->res, "lockDir"), state_fname);
1005 f = fopen (fname, "w");
1007 yaz_log (LOG_DEBUG, "%c %d %ld", val, seqno, p);
1008 fprintf (f, "%c %d %ld\n", val, seqno, p);
1013 void zebra_get_state (ZebraHandle zh, char *val, int *seqno)
1015 char state_fname[256];
1019 sprintf (state_fname, "state.%s.LCK", zh->reg_name);
1020 fname = zebra_mk_fname (res_get(zh->res, "lockDir"), state_fname);
1021 f = fopen (fname, "r");
1027 fscanf (f, "%c %d", val, seqno);
1033 int zebra_begin_read (ZebraHandle zh)
1043 if (zh->trans_no != 1)
1045 zebra_flush_reg (zh);
1048 #if HAVE_SYS_TIMES_H
1057 if (!zh->lock_normal || !zh->lock_shadow)
1063 zebra_get_state (zh, &val, &seqno);
1069 else if (seqno != zh->reg->seqno)
1071 yaz_log (LOG_LOG, "reopen seqno cur/old %d/%d",
1072 seqno, zh->reg->seqno);
1075 else if (zh->reg->last_val != val)
1077 yaz_log (LOG_LOG, "reopen last cur/old %d/%d",
1078 val, zh->reg->last_val);
1085 zebra_lock_r (zh->lock_shadow);
1087 zebra_lock_r (zh->lock_normal);
1090 zebra_register_close (zh->service, zh->reg);
1091 zh->reg = zebra_register_open (zh->service, zh->reg_name,
1092 0, val == 'c' ? 1 : 0,
1093 zh->res, zh->path_reg);
1099 zh->reg->last_val = val;
1100 zh->reg->seqno = seqno;
1105 void zebra_end_read (ZebraHandle zh)
1109 if (zh->trans_no != 0)
1112 #if HAVE_SYS_TIMES_H
1114 logf (LOG_LOG, "user/system: %ld/%ld",
1115 (long) (zh->tms2.tms_utime - zh->tms1.tms_utime),
1116 (long) (zh->tms2.tms_stime - zh->tms1.tms_stime));
1120 zebra_unlock (zh->lock_normal);
1121 zebra_unlock (zh->lock_shadow);
1124 void zebra_begin_trans (ZebraHandle zh)
1129 const char *rval = 0;
1134 if (zh->trans_no != 1)
1139 yaz_log (LOG_LOG, "zebra_begin_trans");
1141 zh->records_inserted = 0;
1142 zh->records_updated = 0;
1143 zh->records_deleted = 0;
1144 zh->records_processed = 0;
1146 #if HAVE_SYS_TIMES_H
1151 if (zh->shadow_enable)
1152 rval = res_get (zh->res, "shadow");
1154 for (pass = 0; pass < 2; pass++)
1158 zebra_lock_r (zh->lock_normal);
1159 zebra_lock_w (zh->lock_shadow);
1163 zebra_lock_w (zh->lock_normal);
1164 zebra_lock_w (zh->lock_shadow);
1167 zebra_get_state (zh, &val, &seqno);
1170 yaz_log (LOG_LOG, "previous transaction didn't finish commit");
1171 zebra_unlock (zh->lock_shadow);
1172 zebra_unlock (zh->lock_normal);
1176 else if (val == 'd')
1180 BFiles bfs = bfs_create (res_get (zh->res, "shadow"),
1182 yaz_log (LOG_LOG, "previous transaction didn't reach commit");
1183 bf_commitClean (bfs, rval);
1188 yaz_log (LOG_WARN, "your previous transaction didn't finish");
1195 yaz_log (LOG_FATAL, "zebra_begin_trans couldn't finish commit");
1199 zebra_set_state (zh, 'd', seqno);
1201 zh->reg = zebra_register_open (zh->service, zh->reg_name,
1202 1, rval ? 1 : 0, zh->res,
1205 zh->reg->seqno = seqno;
1208 void zebra_end_trans (ZebraHandle zh)
1215 if (zh->trans_no != 0)
1218 yaz_log (LOG_LOG, "zebra_end_trans");
1219 rval = res_get (zh->res, "shadow");
1221 zebraExplain_runNumberIncrement (zh->reg->zei, 1);
1223 zebra_flush_reg (zh);
1225 zebra_register_close (zh->service, zh->reg);
1228 yaz_log (LOG_LOG, "Records: %7d i/u/d %d/%d/%d",
1229 zh->records_processed, zh->records_inserted,
1230 zh->records_updated, zh->records_deleted);
1232 zebra_get_state (zh, &val, &seqno);
1235 BFiles bfs = bfs_create (rval, zh->path_reg);
1236 yaz_log (LOG_LOG, "deleting shadow stuff val=%c", val);
1237 bf_commitClean (bfs, rval);
1242 zebra_set_state (zh, 'o', seqno);
1244 zebra_unlock (zh->lock_shadow);
1245 zebra_unlock (zh->lock_normal);
1247 #if HAVE_SYS_TIMES_H
1249 logf (LOG_LOG, "user/system: %ld/%ld",
1250 (long) (zh->tms2.tms_utime - zh->tms1.tms_utime),
1251 (long) (zh->tms2.tms_stime - zh->tms1.tms_stime));
1256 void zebra_repository_update (ZebraHandle zh)
1258 logf (LOG_LOG, "updating %s", zh->rGroup.path);
1259 repositoryUpdate (zh);
1262 void zebra_repository_delete (ZebraHandle zh)
1264 logf (LOG_LOG, "deleting %s", zh->rGroup.path);
1265 repositoryDelete (zh);
1268 void zebra_repository_show (ZebraHandle zh)
1270 repositoryShow (zh);
1273 int zebra_commit (ZebraHandle zh)
1285 rval = res_get (zh->res, "shadow");
1288 logf (LOG_WARN, "Cannot perform commit");
1289 logf (LOG_WARN, "No shadow area defined");
1293 zebra_lock_w (zh->lock_normal);
1294 zebra_lock_r (zh->lock_shadow);
1296 bfs = bfs_create (res_get (zh->res, "register"), zh->path_reg);
1298 zebra_get_state (zh, &val, &seqno);
1301 bf_cache (bfs, rval);
1302 if (bf_commitExists (bfs))
1304 zebra_set_state (zh, 'c', seqno);
1306 logf (LOG_LOG, "commit start");
1307 bf_commitExec (bfs);
1311 logf (LOG_LOG, "commit clean");
1312 bf_commitClean (bfs, rval);
1314 zebra_set_state (zh, 'o', seqno);
1318 logf (LOG_LOG, "nothing to commit");
1322 zebra_unlock (zh->lock_shadow);
1323 zebra_unlock (zh->lock_normal);
1327 int zebra_init (ZebraHandle zh)
1337 rval = res_get (zh->res, "shadow");
1339 bfs = bfs_create (res_get (zh->service->global_res, "register"),
1342 bf_cache (bfs, rval);
1346 zebra_set_state (zh, 'o', 0);
1350 int zebra_compact (ZebraHandle zh)
1358 bfs = bfs_create (res_get (zh->res, "register"), zh->path_reg);
1364 int zebra_record_insert (ZebraHandle zh, const char *buf, int len)
1367 zebra_begin_trans (zh);
1368 extract_rec_in_mem (zh, "grs.sgml",
1370 "Default", /* database */
1371 0 /* delete_flag */,
1376 0 /* match criteria */);
1377 zebra_end_trans (zh);
1381 void zebra_set_group (ZebraHandle zh, struct recordGroup *rg)
1383 memcpy (&zh->rGroup, rg, sizeof(*rg));
1386 void zebra_result (ZebraHandle zh, int *code, char **addinfo)
1388 *code = zh->errCode;
1389 *addinfo = zh->errString;
1392 void zebra_shadow_enable (ZebraHandle zh, int value)
1394 zh->shadow_enable = value;
1397 int zebra_record_encoding (ZebraHandle zh, const char *encoding)
1399 xfree (zh->record_encoding);
1400 zh->record_encoding = xstrdup (encoding);
1404 void zebra_set_resource(ZebraHandle zh, const char *name, const char *value)
1406 res_put(zh->res, name, value);
1409 const char *zebra_get_resource(ZebraHandle zh,
1410 const char *name, const char *defaultvalue)
1412 return res_get_def( zh->res, name, (char *)defaultvalue);