/*
- * Copyright (C) 1995-2000, Index Data
+ * Copyright (C) 1995-2002, Index Data
* All rights reserved.
*
- * $Log: zebraapi.c,v $
- * Revision 1.34 2000-06-09 13:56:38 ian
- * Added some logging on Authentication and searches.
- *
- * Revision 1.33 2000/05/18 12:01:36 adam
- * System call times(2) used again. More 64-bit fixes.
- *
- * Revision 1.32 2000/04/19 14:35:59 adam
- * WIN32 update (this version is known not to work on Windows).
- *
- * Revision 1.31 2000/04/05 10:07:02 adam
- * Minor zebra compile fix.
- *
- * Revision 1.30 2000/04/05 09:49:35 adam
- * On Unix, zebra/z'mbol uses automake.
- *
- * Revision 1.29 2000/03/20 19:08:36 adam
- * Added remote record import using Z39.50 extended services and Segment
- * Requests.
- *
- * Revision 1.28 2000/03/15 15:00:30 adam
- * First work on threaded version.
- *
- * Revision 1.27 2000/02/24 12:31:17 adam
- * Added zebra_string_norm.
- *
- * Revision 1.26 1999/11/30 13:48:03 adam
- * Improved installation. Updated for inclusion of YAZ header files.
- *
- * Revision 1.25 1999/11/04 15:00:45 adam
- * Implemented delete result set(s).
- *
- * Revision 1.24 1999/10/14 14:33:50 adam
- * Added truncation 5=106.
- *
- * Revision 1.23 1999/09/07 11:36:32 adam
- * Minor changes.
- *
- * Revision 1.22 1999/08/02 10:13:47 adam
- * Fixed bug regarding zebra_hits.
- *
- * Revision 1.21 1999/07/14 10:59:26 adam
- * Changed functions isc_getmethod, isams_getmethod.
- * Improved fatal error handling (such as missing EXPLAIN schema).
- *
- * Revision 1.20 1999/07/06 12:28:04 adam
- * Updated record index structure. Format includes version ID. Compression
- * algorithm ID is stored for each record block.
- *
- * Revision 1.19 1999/05/26 07:49:13 adam
- * C++ compilation.
- *
- * Revision 1.18 1999/05/15 14:36:38 adam
- * Updated dictionary. Implemented "compression" of dictionary.
- *
- * Revision 1.17 1999/05/12 13:08:06 adam
- * First version of ISAMS.
- *
- * Revision 1.16 1999/02/19 10:38:30 adam
- * Implemented chdir-setting.
- *
- * Revision 1.15 1999/02/17 12:18:12 adam
- * Fixed zebra_close so that a NULL pointer is ignored.
- *
- * Revision 1.14 1999/02/02 14:51:11 adam
- * Updated WIN32 code specific sections. Changed header.
- *
- * Revision 1.13 1998/12/16 12:23:30 adam
- * Added facility for database name mapping using resource mapdb.
- *
- * Revision 1.12 1998/11/16 10:18:10 adam
- * Better error reporting for result sets.
- *
- * Revision 1.11 1998/10/16 08:14:34 adam
- * Updated record control system.
- *
- * Revision 1.10 1998/09/22 10:03:42 adam
- * Changed result sets to be persistent in the sense that they can
- * be re-searched if needed.
- * Fixed memory leak in rsm_or.
- *
- * Revision 1.9 1998/09/02 13:53:17 adam
- * Extra parameter decode added to search routines to implement
- * persistent queries.
- *
- * Revision 1.8 1998/08/24 17:29:23 adam
- * Minor changes.
- *
- * Revision 1.7 1998/06/24 12:16:13 adam
- * Support for relations on text operands. Open range support in
- * DFA module (i.e. [-j], [g-]).
- *
- * Revision 1.6 1998/06/22 11:36:47 adam
- * Added authentication check facility to zebra.
- *
- * Revision 1.5 1998/06/13 00:14:08 adam
- * Minor changes.
- *
- * Revision 1.4 1998/06/12 12:22:12 adam
- * Work on Zebra API.
- *
- * Revision 1.3 1998/05/27 16:57:44 adam
- * Zebra returns surrogate diagnostic for single records when
- * appropriate.
- *
- * Revision 1.2 1998/05/20 10:12:19 adam
- * Implemented automatic EXPLAIN database maintenance.
- * Modified Zebra to work with ASN.1 compiled version of YAZ.
- *
- * Revision 1.1 1998/03/05 08:45:13 adam
- * New result set model and modular ranking system. Moved towards
- * descent server API. System information stored as "SGML" records.
- *
+ * $Id: zebraapi.c,v 1.47 2002-03-15 20:11:36 adam Exp $
*/
#include <assert.h>
#endif
}
-static int extract_rec_in_mem (ZebraHandle zh, const char *recordType,
- const char *buf, size_t buf_size,
- const char *databaseName, int delete_flag,
- int test_mode, int *sysno,
- int store_keys, int store_data,
- const char *match_criteria);
-
-static int explain_extract (void *handle, Record rec, data1_node *n);
-static void extract_index (ZebraHandle zh);
-
-static void zebra_register_unlock (ZebraHandle zh);
-
-static int zebra_register_lock (ZebraHandle zh)
+static void zebra_flush_reg (ZebraHandle zh)
{
- zh->errCode = 0;
- zh->errString = 0;
- if (!zh->service->active)
- {
- zh->errCode = 1019;
- return 1;
- }
-#if HAVE_SYS_TIMES_H
- times (&zh->tms1);
-#endif
- return 0;
+ zebraExplain_flush (zh->service->zei, 1, zh);
+
+ extract_flushWriteKeys (zh);
+ zebra_index_merge (zh);
}
-static void zebra_register_unlock (ZebraHandle zh)
-{
-#if HAVE_SYS_TIMES_H
- times (&zh->tms2);
- logf (LOG_LOG, "user/system: %ld/%ld",
- (long) (zh->tms2.tms_utime - zh->tms1.tms_utime),
- (long) (zh->tms2.tms_stime - zh->tms1.tms_stime));
-#endif
-}
+static int zebra_register_activate (ZebraHandle zh, int rw, int useshadow);
+static int zebra_register_deactivate (ZebraHandle zh);
+
+static int zebra_begin_read (ZebraHandle zh);
+static void zebra_end_read (ZebraHandle zh);
ZebraHandle zebra_open (ZebraService zs)
{
return 0;
zh = (ZebraHandle) xmalloc (sizeof(*zh));
+ yaz_log (LOG_LOG, "zebra_open zs=%p returns %p", zs, zh);
zh->service = zs;
zh->sets = 0;
zh->errCode = 0;
zh->errString = 0;
+ zh->trans_no = 0;
+ zh->seqno = 0;
+ zh->last_val = 0;
+
+ zh->lock_normal = zebra_lock_create ("norm.LCK", 0);
+ zh->lock_shadow = zebra_lock_create ("shadow.LCK", 0);
+
zh->key_buf = 0;
zh->admin_databaseName = 0;
-
+
+ zh->keys.buf_max = 0;
+ zh->keys.buf = 0;
+
zebra_mutex_cond_lock (&zs->session_lock);
zh->next = zs->sessions;
zebra_mutex_cond_unlock (&zs->session_lock);
- logf(LOG_APP,"CONNECT:");
-
return zh;
}
-static int zebra_register_activate (ZebraService zh);
-static int zebra_register_deactivate (ZebraService zh);
ZebraService zebra_start (const char *configName)
{
zh->configName = xstrdup(configName);
zh->sessions = 0;
zh->stop_flag = 0;
- zh->active = 0;
- zebra_mutex_cond_init (&zh->session_lock);
- zebra_register_activate (zh);
- return zh;
-}
+ zh->active = 1;
+
+ zh->registerState = -1;
+ zh->registerChange = 0;
-static int zebra_register_activate (ZebraService zh)
-{
- if (zh->active)
- return 0;
- yaz_log (LOG_LOG, "zebra_register_activate");
if (!(zh->res = res_open (zh->configName)))
{
logf (LOG_WARN, "Failed to read resources `%s'", zh->configName);
- return -1;
+// return zh;
}
zebra_chdir (zh);
- zh->dh = data1_create ();
- if (!zh->dh)
- return -1;
- zh->bfs = bfs_create (res_get (zh->res, "register"));
- if (!zh->bfs)
- {
- data1_destroy(zh->dh);
- return -1;
- }
- bf_lockDir (zh->bfs, res_get (zh->res, "lockDir"));
- data1_set_tabpath (zh->dh, res_get(zh->res, "profilePath"));
- zh->registerState = -1; /* trigger open of registers! */
- zh->registerChange = 0;
- zh->recTypes = recTypes_init (zh->dh);
- recTypes_default_handlers (zh->recTypes);
-
- zh->records = NULL;
- zh->zebra_maps = zebra_maps_open (zh->res);
- zh->rank_classes = NULL;
-
- zh->records = 0;
- zh->dict = 0;
- zh->sortIdx = 0;
- zh->isams = 0;
-#if ZMBOL
- zh->isam = 0;
- zh->isamc = 0;
- zh->isamd = 0;
-#endif
- zh->zei = 0;
-
- zebraRankInstall (zh, rank1_class);
+ zebra_mutex_cond_init (&zh->session_lock);
if (!res_get (zh->res, "passwd"))
zh->passwd_db = NULL;
else
passwd_db_file (zh->passwd_db, res_get (zh->res, "passwd"));
}
- if (!(zh->records = rec_open (zh->bfs, 1, 0)))
+ return zh;
+}
+
+static int zebra_register_activate (ZebraHandle zh, int rw, int useshadow)
+{
+ ZebraService zs = zh->service;
+ int record_compression = REC_COMPRESS_NONE;
+ char *recordCompression = 0;
+
+ yaz_log (LOG_LOG, "zebra_open_register_activate rw = %d useshadow=%d",
+ rw, useshadow);
+
+ zs->dh = data1_create ();
+ if (!zs->dh)
+ return -1;
+ zs->bfs = bfs_create (res_get (zs->res, "register"));
+ if (!zs->bfs)
+ {
+ data1_destroy(zs->dh);
+ return -1;
+ }
+ bf_lockDir (zs->bfs, res_get (zs->res, "lockDir"));
+ if (useshadow)
+ bf_cache (zs->bfs, res_get (zs->res, "shadow"));
+ data1_set_tabpath (zs->dh, res_get(zs->res, "profilePath"));
+ zs->recTypes = recTypes_init (zs->dh);
+ recTypes_default_handlers (zs->recTypes);
+
+ zs->zebra_maps = zebra_maps_open (zs->res);
+ zs->rank_classes = NULL;
+
+ zs->records = 0;
+ zs->dict = 0;
+ zs->sortIdx = 0;
+ zs->isams = 0;
+ zs->matchDict = 0;
+#if ZMBOL
+ zs->isam = 0;
+ zs->isamc = 0;
+ zs->isamd = 0;
+#endif
+ zs->zei = 0;
+ zs->matchDict = 0;
+
+ zebraRankInstall (zs, rank1_class);
+
+ recordCompression = res_get_def (zh->service->res,
+ "recordCompression", "none");
+ if (!strcmp (recordCompression, "none"))
+ record_compression = REC_COMPRESS_NONE;
+ if (!strcmp (recordCompression, "bzip2"))
+ record_compression = REC_COMPRESS_BZIP2;
+
+ if (!(zs->records = rec_open (zs->bfs, rw, record_compression)))
{
logf (LOG_WARN, "rec_open");
return -1;
}
- if (!(zh->dict = dict_open (zh->bfs, FNAME_DICT, 80, 1, 0)))
+ if (rw)
+ {
+ zs->matchDict = dict_open (zs->bfs, GMATCH_DICT, 20, 1, 0);
+ }
+ if (!(zs->dict = dict_open (zs->bfs, FNAME_DICT, 40, rw, 0)))
{
logf (LOG_WARN, "dict_open");
return -1;
}
- if (!(zh->sortIdx = sortIdx_open (zh->bfs, 0)))
+ if (!(zs->sortIdx = sortIdx_open (zs->bfs, rw)))
{
logf (LOG_WARN, "sortIdx_open");
return -1;
}
- if (res_get_match (zh->res, "isam", "s", ISAM_DEFAULT))
+ if (res_get_match (zs->res, "isam", "s", ISAM_DEFAULT))
{
struct ISAMS_M_s isams_m;
- if (!(zh->isams = isams_open (zh->bfs, FNAME_ISAMS, 1,
- key_isams_m(zh->res, &isams_m))))
+ if (!(zs->isams = isams_open (zs->bfs, FNAME_ISAMS, rw,
+ key_isams_m(zs->res, &isams_m))))
{
logf (LOG_WARN, "isams_open");
return -1;
}
}
#if ZMBOL
- else if (res_get_match (zh->res, "isam", "i", ISAM_DEFAULT))
+ else if (res_get_match (zs->res, "isam", "i", ISAM_DEFAULT))
{
- if (!(zh->isam = is_open (zh->bfs, FNAME_ISAM, key_compare, 1,
- sizeof (struct it_key), zh->res)))
+ if (!(zs->isam = is_open (zs->bfs, FNAME_ISAM, key_compare, rw,
+ sizeof (struct it_key), zs->res)))
{
logf (LOG_WARN, "is_open");
return -1;
}
}
- else if (res_get_match (zh->res, "isam", "c", ISAM_DEFAULT))
+ else if (res_get_match (zs->res, "isam", "c", ISAM_DEFAULT))
{
struct ISAMC_M_s isamc_m;
- if (!(zh->isamc = isc_open (zh->bfs, FNAME_ISAMC,
- 1, key_isamc_m(zh->res, &isamc_m))))
+ if (!(zs->isamc = isc_open (zs->bfs, FNAME_ISAMC,
+ rw, key_isamc_m(zs->res, &isamc_m))))
{
logf (LOG_WARN, "isc_open");
return -1;
}
}
- else if (res_get_match (zh->res, "isam", "d", ISAM_DEFAULT))
+ else if (res_get_match (zs->res, "isam", "d", ISAM_DEFAULT))
{
struct ISAMD_M_s isamd_m;
- if (!(zh->isamd = isamd_open (zh->bfs, FNAME_ISAMD,
- 1, key_isamd_m(zh->res, &isamd_m))))
+ if (!(zs->isamd = isamd_open (zs->bfs, FNAME_ISAMD,
+ rw, key_isamd_m(zs->res, &isamd_m))))
{
logf (LOG_WARN, "isamd_open");
return -1;
}
}
#endif
- zh->zei = zebraExplain_open (zh->records, zh->dh,
- zh->res, 1, 0 /* rGroup */,
+ zs->zei = zebraExplain_open (zs->records, zs->dh,
+ zs->res, rw, zh,
explain_extract);
- if (!zh->zei)
+ if (!zs->zei)
{
logf (LOG_WARN, "Cannot obtain EXPLAIN information");
return -1;
}
- zh->active = 1;
+ zs->active = 2;
yaz_log (LOG_LOG, "zebra_register_activate ok");
return 0;
}
void zebra_admin_shutdown (ZebraHandle zh)
{
- zebraExplain_flush (zh->service->zei, 1, zh);
- extract_index (zh);
-
zebra_mutex_cond_lock (&zh->service->session_lock);
zh->service->stop_flag = 1;
if (!zh->service->sessions)
- zebra_register_deactivate(zh->service);
+ zebra_register_deactivate(zh);
+ zh->service->active = 0;
zebra_mutex_cond_unlock (&zh->service->session_lock);
}
zh->errCode = 0;
zebra_mutex_cond_lock (&zs->session_lock);
if (!zs->stop_flag)
- zebra_register_activate(zs);
+ zh->service->active = 1;
zebra_mutex_cond_unlock (&zs->session_lock);
}
-static int zebra_register_deactivate (ZebraService zh)
+static int zebra_register_deactivate (ZebraHandle zh)
{
- zh->stop_flag = 0;
- if (!zh->active)
+ ZebraService zs = zh->service;
+ zs->stop_flag = 0;
+ if (zs->active <= 1)
+ {
+ yaz_log(LOG_LOG, "zebra_register_deactivate (ignored since active=%d)",
+ zs->active);
return 0;
+ }
yaz_log(LOG_LOG, "zebra_register_deactivate");
- zebra_chdir (zh);
- if (zh->records)
- {
- zebraExplain_close (zh->zei, 1);
- dict_close (zh->dict);
- sortIdx_close (zh->sortIdx);
- if (zh->isams)
- isams_close (zh->isams);
+ zebra_chdir (zs);
+ if (zs->records)
+ {
+ zebraExplain_close (zs->zei, 0);
+ dict_close (zs->dict);
+ if (zs->matchDict)
+ dict_close (zs->matchDict);
+ sortIdx_close (zs->sortIdx);
+ if (zs->isams)
+ isams_close (zs->isams);
#if ZMBOL
- if (zh->isam)
- is_close (zh->isam);
- if (zh->isamc)
- isc_close (zh->isamc);
- if (zh->isamd)
- isamd_close (zh->isamd);
+ if (zs->isam)
+ is_close (zs->isam);
+ if (zs->isamc)
+ isc_close (zs->isamc);
+ if (zs->isamd)
+ isamd_close (zs->isamd);
#endif
- rec_close (&zh->records);
+ rec_close (&zs->records);
}
- recTypes_destroy (zh->recTypes);
- zebra_maps_close (zh->zebra_maps);
- zebraRankDestroy (zh);
- bfs_destroy (zh->bfs);
- data1_destroy (zh->dh);
-
- if (zh->passwd_db)
- passwd_db_close (zh->passwd_db);
- res_close (zh->res);
- zh->active = 0;
+ resultSetInvalidate (zh);
+
+ recTypes_destroy (zs->recTypes);
+ zebra_maps_close (zs->zebra_maps);
+ zebraRankDestroy (zs);
+ bfs_destroy (zs->bfs);
+ data1_destroy (zs->dh);
+
+ if (zs->passwd_db)
+ passwd_db_close (zs->passwd_db);
+ zs->active = 1;
return 0;
}
-void zebra_stop(ZebraService zh)
+void zebra_stop(ZebraService zs)
{
- if (!zh)
+ if (!zs)
return ;
yaz_log (LOG_LOG, "zebra_stop");
- assert (!zh->sessions);
+ zebra_mutex_cond_lock (&zs->session_lock);
+ while (zs->sessions)
+ {
+ zebra_register_deactivate(zs->sessions);
+ zebra_close (zs->sessions);
+ }
+
+ zebra_mutex_cond_unlock (&zs->session_lock);
- zebra_mutex_cond_destroy (&zh->session_lock);
+ zebra_mutex_cond_destroy (&zs->session_lock);
- zebra_register_deactivate(zh);
- xfree (zh->configName);
- xfree (zh);
+ res_close (zs->res);
+ xfree (zs->configName);
+ xfree (zs);
}
void zebra_close (ZebraHandle zh)
{
- ZebraService zs = zh->service;
+ ZebraService zs;
struct zebra_session **sp;
+
+ if (!zh)
+ return;
+
+ zs = zh->service;
+ yaz_log (LOG_LOG, "zebra_close zh=%p", zh);
if (!zh)
return ;
resultSetDestroy (zh, -1, 0, 0);
xfree (zh->key_buf);
zh->key_buf = 0;
}
+
xfree (zh->admin_databaseName);
zebra_mutex_cond_lock (&zs->session_lock);
+ zebra_lock_destroy (zh->lock_normal);
+ zebra_lock_destroy (zh->lock_shadow);
sp = &zs->sessions;
while (1)
{
}
sp = &(*sp)->next;
}
- if (!zs->sessions && zs->stop_flag)
- zebra_register_deactivate(zs);
+// if (!zs->sessions && zs->stop_flag)
+// zebra_register_deactivate(zs);
zebra_mutex_cond_unlock (&zs->session_lock);
xfree (zh);
}
const char *setname)
{
zh->hits = 0;
- if (zebra_register_lock (zh))
+ if (zebra_begin_read (zh))
return;
map_basenames (zh, stream, &num_bases, &basenames);
resultSetAddRPN (zh, stream, decode, query, num_bases, basenames, setname);
- zebra_register_unlock (zh);
+ zebra_end_read (zh);
logf(LOG_APP,"SEARCH:%d:",zh->hits);
}
ZebraPosSet poset;
int i, *pos_array;
- if (zebra_register_lock (zh))
+ if (zebra_begin_read (zh))
return;
+
pos_array = (int *) xmalloc (num_recs * sizeof(*pos_array));
for (i = 0; i<num_recs; i++)
pos_array[i] = recs[i].position;
{
for (i = 0; i<num_recs; i++)
{
- if (!poset[i].sysno)
+ if (poset[i].term)
{
- char num_str[20];
-
- sprintf (num_str, "%d", pos_array[i]);
- zh->errCode = 13;
- zh->errString = nmem_strdup (stream->mem, num_str);
- break;
+ recs[i].errCode = 0;
+ recs[i].format = VAL_SUTRS;
+ recs[i].len = strlen(poset[i].term);
+ recs[i].buf = poset[i].term;
+ recs[i].base = poset[i].db;
}
- else
+ else if (poset[i].sysno)
{
recs[i].errCode =
zebra_record_fetch (zh, poset[i].sysno, poset[i].score,
&recs[i].base);
recs[i].errString = NULL;
}
+ else
+ {
+ char num_str[20];
+
+ sprintf (num_str, "%d", pos_array[i]);
+ zh->errCode = 13;
+ zh->errString = nmem_strdup (stream->mem, num_str);
+ break;
+ }
}
zebraPosSetDestroy (zh, poset, num_recs);
}
- zebra_register_unlock (zh);
+ zebra_end_read (zh);
xfree (pos_array);
}
int *position, int *num_entries, ZebraScanEntry **entries,
int *is_partial)
{
- if (zebra_register_lock (zh))
+ if (zebra_begin_read (zh))
{
*entries = 0;
*num_entries = 0;
rpn_scan (zh, stream, zapt, attributeset,
num_bases, basenames, position,
num_entries, entries, is_partial);
- zebra_register_unlock (zh);
+ zebra_end_read (zh);
}
void zebra_sort (ZebraHandle zh, ODR stream,
const char *output_setname, Z_SortKeySpecList *sort_sequence,
int *sort_status)
{
- if (zebra_register_lock (zh))
+ if (zebra_begin_read (zh))
return;
resultSetSort (zh, stream->mem, num_input_setnames, input_setnames,
output_setname, sort_sequence, sort_status);
- zebra_register_unlock (zh);
+ zebra_end_read(zh);
}
int zebra_deleleResultSet(ZebraHandle zh, int function,
int *statuses)
{
int i, status;
- if (zebra_register_lock (zh))
+ if (zebra_begin_read(zh))
return Z_DeleteStatus_systemProblemAtTarget;
switch (function)
{
resultSetDestroy (zh, -1, 0, statuses);
break;
}
- zebra_register_unlock (zh);
+ zebra_end_read (zh);
status = Z_DeleteStatus_success;
for (i = 0; i<num_setnames; i++)
if (statuses[i] == Z_DeleteStatus_resultSetDidNotExist)
void zebra_admin_import_begin (ZebraHandle zh, const char *database)
{
- if (zebra_register_lock (zh))
- return;
+ zebra_begin_trans (zh);
xfree (zh->admin_databaseName);
zh->admin_databaseName = xstrdup(database);
- zebra_register_unlock(zh);
}
void zebra_admin_import_end (ZebraHandle zh)
{
- zebraExplain_flush (zh->service->zei, 1, zh);
- extract_index (zh);
+ zebra_end_trans (zh);
}
void zebra_admin_import_segment (ZebraHandle zh, Z_Segment *segment)
{
int sysno;
int i;
- if (zebra_register_lock (zh))
+ if (zh->service->active < 2)
return;
for (i = 0; i<segment->num_segmentRecords; i++)
{
}
}
}
- zebra_register_unlock(zh);
}
void zebra_admin_create (ZebraHandle zh, const char *database)
{
- ZebraService zs = zh->service;
- if (zebra_register_lock(zh))
- {
- zh->errCode = 1019;
- return;
- }
+ ZebraService zs;
+
+ zebra_begin_trans (zh);
+
+ zs = zh->service;
/* announce database */
- if (zebraExplain_newDatabase (zs->zei, database, 0 /* explainDatabase */))
+ if (zebraExplain_newDatabase (zh->service->zei, database, 0
+ /* explainDatabase */))
{
zh->errCode = 224;
zh->errString = "Database already exist";
}
- zebra_register_unlock(zh);
+ zebra_end_trans (zh);
}
int zebra_string_norm (ZebraHandle zh, unsigned reg_id,
return wrbuf_len(wrbuf);
}
-static void extract_init (struct recExtractCtrl *p, RecWord *w)
+
+void zebra_set_state (int val, int seqno)
{
- w->zebra_maps = p->zebra_maps;
- w->seqnos = p->seqno;
- w->attrSet = VAL_BIB1;
- w->attrUse = 1016;
- w->reg_type = 'w';
- w->extractCtrl = p;
+ long p = getpid();
+ FILE *f = fopen ("state.LCK", "w");
+ fprintf (f, "%c %d %ld\n", val, seqno, p);
+ fclose (f);
}
-static void extract_add_index_string (RecWord *p, const char *string,
- int length)
+void zebra_get_state (char *val, int *seqno)
{
- char *dst;
- unsigned char attrSet;
- unsigned short attrUse;
- int lead = 0;
- int diff = 0;
- int *pseqno = &p->seqnos[p->reg_type];
- ZebraHandle zh = p->extractCtrl->handle;
- struct recKeys *keys = &zh->keys;
-
- if (keys->buf_used+1024 > keys->buf_max)
- {
- char *b;
-
- b = (char *) xmalloc (keys->buf_max += 128000);
- if (keys->buf_used > 0)
- memcpy (b, keys->buf, keys->buf_used);
- xfree (keys->buf);
- keys->buf = b;
- }
- dst = keys->buf + keys->buf_used;
+ FILE *f = fopen ("state.LCK", "r");
- attrSet = p->attrSet;
- if (keys->buf_used > 0 && keys->prevAttrSet == attrSet)
- lead |= 1;
- else
- keys->prevAttrSet = attrSet;
- attrUse = p->attrUse;
- if (keys->buf_used > 0 && keys->prevAttrUse == attrUse)
- lead |= 2;
- else
- keys->prevAttrUse = attrUse;
-#if 1
- diff = 1 + *pseqno - keys->prevSeqNo;
- if (diff >= 1 && diff <= 15)
- lead |= (diff << 2);
- else
- diff = 0;
-#endif
- keys->prevSeqNo = *pseqno;
-
- *dst++ = lead;
-
- if (!(lead & 1))
- {
- memcpy (dst, &attrSet, sizeof(attrSet));
- dst += sizeof(attrSet);
- }
- if (!(lead & 2))
- {
- memcpy (dst, &attrUse, sizeof(attrUse));
- dst += sizeof(attrUse);
- }
- *dst++ = p->reg_type;
- memcpy (dst, string, length);
- dst += length;
- *dst++ = '\0';
+ *val = 'o';
+ *seqno = 0;
- if (!diff)
+ if (f)
{
- memcpy (dst, pseqno, sizeof(*pseqno));
- dst += sizeof(*pseqno);
+ fscanf (f, "%c %d", val, seqno);
+ fclose (f);
}
- keys->buf_used = dst - keys->buf;
- if (*pseqno)
- (*pseqno)++;
}
-static void extract_add_sort_string (RecWord *p, const char *string,
- int length)
+static int zebra_begin_read (ZebraHandle zh)
{
- struct sortKey *sk;
- ZebraHandle zh = p->extractCtrl->handle;
- struct sortKey *sortKeys = zh->sortKeys;
-
- for (sk = sortKeys; sk; sk = sk->next)
- if (sk->attrSet == p->attrSet && sk->attrUse == p->attrUse)
- return;
-
- sk = (struct sortKey *) xmalloc (sizeof(*sk));
- sk->next = sortKeys;
- sortKeys = sk;
-
- sk->string = (char *) xmalloc (length);
- sk->length = length;
- memcpy (sk->string, string, length);
+ int dirty = 0;
+ char val;
+ int seqno;
- sk->attrSet = p->attrSet;
- sk->attrUse = p->attrUse;
-}
-
-static void extract_add_string (RecWord *p, const char *string, int length)
-{
- assert (length > 0);
- if (zebra_maps_is_sort (p->zebra_maps, p->reg_type))
- extract_add_sort_string (p, string, length);
- else
- extract_add_index_string (p, string, length);
-}
-static void extract_add_incomplete_field (RecWord *p)
-{
- const char *b = p->string;
- int remain = p->length;
- const char **map = 0;
+ (zh->trans_no)++;
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
-
- while (map)
+ if (zh->trans_no != 1)
{
- char buf[IT_MAX_WORD+1];
- int i, remain;
-
- /* Skip spaces */
- while (map && *map && **map == *CHR_SPACE)
- {
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
- else
- map = 0;
- }
- if (!map)
- break;
- i = 0;
- while (map && *map && **map != *CHR_SPACE)
- {
- const char *cp = *map;
-
- while (i < IT_MAX_WORD && *cp)
- buf[i++] = *(cp++);
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
- else
- map = 0;
- }
- if (!i)
- return;
- extract_add_string (p, buf, i);
+ zebra_flush_reg (zh);
+ return 0;
}
- (p->seqnos[p->reg_type])++; /* to separate this from next one */
-}
-
-static void extract_add_complete_field (RecWord *p)
-{
- const char *b = p->string;
- char buf[IT_MAX_WORD+1];
- const char **map = 0;
- int i = 0, remain = p->length;
-
- if (remain > 0)
- map = zebra_maps_input (p->zebra_maps, p->reg_type, &b, remain);
- while (remain > 0 && i < IT_MAX_WORD)
+ zebra_get_state (&val, &seqno);
+ if (val == 'd')
+ val = 'o';
+ if (seqno != zh->seqno)
{
- while (map && *map && **map == *CHR_SPACE)
- {
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input(p->zebra_maps, p->reg_type, &b, remain);
- else
- map = 0;
- }
- if (!map)
- break;
-
- if (i && i < IT_MAX_WORD)
- buf[i++] = *CHR_SPACE;
- while (map && *map && **map != *CHR_SPACE)
- {
- const char *cp = *map;
-
- if (i >= IT_MAX_WORD)
- break;
- while (i < IT_MAX_WORD && *cp)
- buf[i++] = *(cp++);
- remain = p->length - (b - p->string);
- if (remain > 0)
- map = zebra_maps_input (p->zebra_maps, p->reg_type, &b,
- remain);
- else
- map = 0;
- }
+ yaz_log (LOG_LOG, "reopen seqno cur/old %d/%d", seqno, zh->seqno);
+ dirty = 1;
}
- if (!i)
- return;
- extract_add_string (p, buf, i);
-}
-
-static void extract_token_add (RecWord *p)
-{
- WRBUF wrbuf;
- if ((wrbuf = zebra_replace(p->zebra_maps, p->reg_type, 0,
- p->string, p->length)))
+ else if (zh->last_val != val)
{
- p->string = wrbuf_buf(wrbuf);
- p->length = wrbuf_len(wrbuf);
+ yaz_log (LOG_LOG, "reopen last cur/old %d/%d", val, zh->last_val);
+ dirty = 1;
}
- if (zebra_maps_is_complete (p->zebra_maps, p->reg_type))
- extract_add_complete_field (p);
+ if (!dirty)
+ return 0;
+
+ if (val == 'c')
+ zebra_lock_r (zh->lock_shadow);
else
- extract_add_incomplete_field(p);
-}
+ zebra_lock_r (zh->lock_normal);
+
+ zh->last_val = val;
+ zh->seqno = seqno;
-static void extract_schema_add (struct recExtractCtrl *p, Odr_oid *oid)
-{
- ZebraHandle zh = (ZebraHandle) (p->handle);
- zebraExplain_addSchema (zh->service->zei, oid);
+ zebra_register_deactivate (zh);
+
+ zebra_register_activate (zh, 0, val == 'c' ? 1 : 0);
+ return 0;
}
-static void extract_flushSortKeys (ZebraHandle zh, SYSNO sysno,
- int cmd, struct sortKey **skp)
+static void zebra_end_read (ZebraHandle zh)
{
- struct sortKey *sk = *skp;
- SortIdx sortIdx = zh->service->sortIdx;
-
- sortIdx_sysno (sortIdx, sysno);
- while (sk)
- {
- struct sortKey *sk_next = sk->next;
- sortIdx_type (sortIdx, sk->attrUse);
- sortIdx_add (sortIdx, sk->string, sk->length);
- xfree (sk->string);
- xfree (sk);
- sk = sk_next;
- }
- *skp = 0;
-}
+ (zh->trans_no)--;
-struct encode_info {
- int sysno;
- int seqno;
- int cmd;
- char buf[768];
-};
+ if (zh->trans_no != 0)
+ return;
-void encode_key_init (struct encode_info *i)
-{
- i->sysno = 0;
- i->seqno = 0;
- i->cmd = -1;
+ zebra_unlock (zh->lock_normal);
+ zebra_unlock (zh->lock_shadow);
}
-char *encode_key_int (int d, char *bp)
+void zebra_begin_trans (ZebraHandle zh)
{
- if (d <= 63)
- *bp++ = d;
- else if (d <= 16383)
- {
- *bp++ = 64 + (d>>8);
- *bp++ = d & 255;
- }
- else if (d <= 4194303)
- {
- *bp++ = 128 + (d>>16);
- *bp++ = (d>>8) & 255;
- *bp++ = d & 255;
- }
- else
- {
- *bp++ = 192 + (d>>24);
- *bp++ = (d>>16) & 255;
- *bp++ = (d>>8) & 255;
- *bp++ = d & 255;
- }
- return bp;
-}
+ int pass;
+ int seqno = 0;
+ char val = '?';
+ const char *rval;
-void encode_key_write (char *k, struct encode_info *i, FILE *outf)
-{
- struct it_key key;
- char *bp = i->buf;
-
- while ((*bp++ = *k++))
- ;
- memcpy (&key, k+1, sizeof(struct it_key));
- bp = encode_key_int ( (key.sysno - i->sysno) * 2 + *k, bp);
- if (i->sysno != key.sysno)
+ (zh->trans_no++);
+ if (zh->trans_no != 1)
{
- i->sysno = key.sysno;
- i->seqno = 0;
- }
- else if (!i->seqno && !key.seqno && i->cmd == *k)
- return;
- bp = encode_key_int (key.seqno - i->seqno, bp);
- i->seqno = key.seqno;
- i->cmd = *k;
- if (fwrite (i->buf, bp - i->buf, 1, outf) != 1)
- {
- logf (LOG_FATAL|LOG_ERRNO, "fwrite");
- exit (1);
+ return;
}
-}
-static void extract_flushWriteKeys (ZebraHandle zh)
-{
- FILE *outf;
- char out_fname[200];
- char *prevcp, *cp;
- struct encode_info encode_info;
- int ptr_i = zh->ptr_i;
-#if SORT_EXTRA
- int i;
+ yaz_log (LOG_LOG, "zebra_begin_trans");
+#if HAVE_SYS_TIMES_H
+ times (&zh->tms1);
#endif
- if (!zh->key_buf || ptr_i <= 0)
- return;
- (zh->key_file_no)++;
- logf (LOG_LOG, "sorting section %d", (zh->key_file_no));
-#if !SORT_EXTRA
- qsort (zh->key_buf + zh->ptr_top - ptr_i, ptr_i, sizeof(char*),
- key_qsort_compare);
- extract_get_fname_tmp (zh, out_fname, zh->key_file_no);
+ /* lock */
+ rval = res_get (zh->service->res, "shadow");
- if (!(outf = fopen (out_fname, "wb")))
- {
- logf (LOG_FATAL|LOG_ERRNO, "fopen %s", out_fname);
- exit (1);
- }
- logf (LOG_LOG, "writing section %d", zh->key_file_no);
- prevcp = cp = (zh->key_buf)[zh->ptr_top - ptr_i];
-
- encode_key_init (&encode_info);
- encode_key_write (cp, &encode_info, outf);
-
- while (--ptr_i > 0)
+ for (pass = 0; pass < 2; pass++)
{
- cp = (zh->key_buf)[zh->ptr_top - ptr_i];
- if (strcmp (cp, prevcp))
+ if (rval)
{
- encode_key_init (&encode_info);
- encode_key_write (cp, &encode_info, outf);
- prevcp = cp;
+ zebra_lock_r (zh->lock_normal);
+ zebra_lock_w (zh->lock_shadow);
}
else
- encode_key_write (cp + strlen(cp), &encode_info, outf);
- }
-#else
- qsort (key_buf + ptr_top-ptr_i, ptr_i, sizeof(char*), key_x_compare);
- extract_get_fname_tmp (out_fname, key_file_no);
-
- if (!(outf = fopen (out_fname, "wb")))
- {
- logf (LOG_FATAL|LOG_ERRNO, "fopen %s", out_fname);
- exit (1);
- }
- logf (LOG_LOG, "writing section %d", key_file_no);
- i = ptr_i;
- prevcp = key_buf[ptr_top-i];
- while (1)
- if (!--i || strcmp (prevcp, key_buf[ptr_top-i]))
{
- key_y_len = strlen(prevcp)+1;
-#if 0
- logf (LOG_LOG, "key_y_len: %2d %02x %02x %s",
- key_y_len, prevcp[0], prevcp[1], 2+prevcp);
-#endif
- qsort (key_buf + ptr_top-ptr_i, ptr_i - i,
- sizeof(char*), key_y_compare);
- cp = key_buf[ptr_top-ptr_i];
- --key_y_len;
- encode_key_init (&encode_info);
- encode_key_write (cp, &encode_info, outf);
- while (--ptr_i > i)
+ zebra_lock_w (zh->lock_normal);
+ zebra_lock_w (zh->lock_shadow);
+ }
+
+ zebra_get_state (&val, &seqno);
+ if (val == 'c')
+ {
+ yaz_log (LOG_LOG, "previous transaction didn't finish commit");
+ zebra_unlock (zh->lock_shadow);
+ zebra_unlock (zh->lock_normal);
+ zebra_commit (zh);
+ continue;
+ }
+ else if (val == 'd')
+ {
+ if (rval)
{
- cp = key_buf[ptr_top-ptr_i];
- encode_key_write (cp+key_y_len, &encode_info, outf);
+ BFiles bfs = bfs_create (res_get (zh->service->res, "shadow"));
+ yaz_log (LOG_LOG, "previous transaction didn't reach commit");
+ bf_commitClean (bfs, rval);
+ bfs_destroy (bfs);
+ }
+ else
+ {
+ yaz_log (LOG_WARN, "your previous transaction didn't finish");
}
- if (!i)
- break;
- prevcp = key_buf[ptr_top-ptr_i];
}
-#endif
- if (fclose (outf))
- {
- logf (LOG_FATAL|LOG_ERRNO, "fclose %s", out_fname);
- exit (1);
+ break;
}
- logf (LOG_LOG, "finished section %d", zh->key_file_no);
- zh->ptr_i = 0;
- zh->key_buf_used = 0;
-}
-
-static void extract_flushRecordKeys (ZebraHandle zh, SYSNO sysno,
- int cmd, struct recKeys *reckeys)
-{
- unsigned char attrSet = (unsigned char) -1;
- unsigned short attrUse = (unsigned short) -1;
- int seqno = 0;
- int off = 0;
- ZebraExplainInfo zei = zh->service->zei;
-
- if (!zh->key_buf)
+ if (pass == 2)
{
- int mem = 8*1024*1024;
- zh->key_buf = (char**) xmalloc (mem);
- zh->ptr_top = mem/sizeof(char*);
- zh->ptr_i = 0;
- zh->key_buf_used = 0;
- zh->key_file_no = 0;
+ yaz_log (LOG_FATAL, "zebra_begin_trans couldn't finish commit");
+ abort();
+ return;
}
- zebraExplain_recordCountIncrement (zei, cmd ? 1 : -1);
- while (off < reckeys->buf_used)
- {
- const char *src = reckeys->buf + off;
- struct it_key key;
- int lead, ch;
-
- lead = *src++;
+ zebra_set_state ('d', seqno);
- if (!(lead & 1))
- {
- memcpy (&attrSet, src, sizeof(attrSet));
- src += sizeof(attrSet);
- }
- if (!(lead & 2))
- {
- memcpy (&attrUse, src, sizeof(attrUse));
- src += sizeof(attrUse);
- }
- if (zh->key_buf_used + 1024 > (zh->ptr_top-zh->ptr_i)*sizeof(char*))
- extract_flushWriteKeys (zh);
- ++(zh->ptr_i);
- (zh->key_buf)[zh->ptr_top - zh->ptr_i] =
- (char*)zh->key_buf + zh->key_buf_used;
-
- ch = zebraExplain_lookupSU (zei, attrSet, attrUse);
- if (ch < 0)
- ch = zebraExplain_addSU (zei, attrSet, attrUse);
- assert (ch > 0);
- zh->key_buf_used +=
- key_SU_code (ch,((char*)zh->key_buf) + zh->key_buf_used);
-
- while (*src)
- ((char*)zh->key_buf) [(zh->key_buf_used)++] = *src++;
- src++;
- ((char*)(zh->key_buf))[(zh->key_buf_used)++] = '\0';
- ((char*)(zh->key_buf))[(zh->key_buf_used)++] = cmd;
-
- if (lead & 60)
- seqno += ((lead>>2) & 15)-1;
- else
- {
- memcpy (&seqno, src, sizeof(seqno));
- src += sizeof(seqno);
- }
- key.seqno = seqno;
- key.sysno = sysno;
- memcpy ((char*)zh->key_buf + zh->key_buf_used, &key, sizeof(key));
- (zh->key_buf_used) += sizeof(key);
- off = src - reckeys->buf;
- }
- assert (off == reckeys->buf_used);
+ zebra_register_activate (zh, 1, rval ? 1 : 0);
+ zh->seqno = seqno;
}
-static void extract_index (ZebraHandle zh)
+void zebra_end_trans (ZebraHandle zh)
{
- extract_flushWriteKeys (zh);
- zebra_index_merge (zh);
-}
+ char val;
+ int seqno;
+ const char *rval;
-static int explain_extract (void *handle, Record rec, data1_node *n)
-{
- ZebraHandle zh = (ZebraHandle) handle;
- struct recExtractCtrl extractCtrl;
- int i;
+ zh->trans_no--;
+ if (zh->trans_no != 0)
+ return;
- if (zebraExplain_curDatabase (zh->service->zei,
- rec->info[recInfo_databaseName]))
- {
- abort();
- if (zebraExplain_newDatabase (zh->service->zei,
- rec->info[recInfo_databaseName], 0))
- abort ();
- }
+ yaz_log (LOG_LOG, "zebra_end_trans");
+ rval = res_get (zh->service->res, "shadow");
- zh->keys.buf_used = 0;
- zh->keys.prevAttrUse = -1;
- zh->keys.prevAttrSet = -1;
- zh->keys.prevSeqNo = 0;
- zh->sortKeys = 0;
-
- extractCtrl.init = extract_init;
- extractCtrl.tokenAdd = extract_token_add;
- extractCtrl.schemaAdd = extract_schema_add;
- extractCtrl.dh = zh->service->dh;
- for (i = 0; i<256; i++)
- extractCtrl.seqno[i] = 0;
- extractCtrl.zebra_maps = zh->service->zebra_maps;
- extractCtrl.flagShowRecords = 0;
- extractCtrl.handle = handle;
-
- grs_extract_tree(&extractCtrl, n);
+ zebra_flush_reg (zh);
- logf (LOG_LOG, "flush explain record, sysno=%d", rec->sysno);
+ zebra_register_deactivate (zh);
- if (rec->size[recInfo_delKeys])
+ zebra_get_state (&val, &seqno);
+ if (val != 'd')
{
- struct recKeys delkeys;
- struct sortKey *sortKeys = 0;
-
- delkeys.buf_used = rec->size[recInfo_delKeys];
- delkeys.buf = rec->info[recInfo_delKeys];
- extract_flushSortKeys (zh, rec->sysno, 0, &sortKeys);
- extract_flushRecordKeys (zh, rec->sysno, 0, &delkeys);
+ BFiles bfs = bfs_create (res_get (zh->service->res, "shadow"));
+ bf_commitClean (bfs, rval);
+ bfs_destroy (bfs);
}
- extract_flushRecordKeys (zh, rec->sysno, 1, &zh->keys);
- extract_flushSortKeys (zh, rec->sysno, 1, &zh->sortKeys);
+ if (!rval)
+ seqno++;
+ zebra_set_state ('o', seqno);
- xfree (rec->info[recInfo_delKeys]);
- rec->size[recInfo_delKeys] = zh->keys.buf_used;
- rec->info[recInfo_delKeys] = zh->keys.buf;
- zh->keys.buf = NULL;
- zh->keys.buf_max = 0;
- return 0;
+ zebra_unlock (zh->lock_shadow);
+ zebra_unlock (zh->lock_normal);
+
+#if HAVE_SYS_TIMES_H
+ times (&zh->tms2);
+ logf (LOG_LOG, "user/system: %ld/%ld",
+ (long) (zh->tms2.tms_utime - zh->tms1.tms_utime),
+ (long) (zh->tms2.tms_stime - zh->tms1.tms_stime));
+
+#endif
}
-static int extract_rec_in_mem (ZebraHandle zh, const char *recordType,
- const char *buf, size_t buf_size,
- const char *databaseName, int delete_flag,
- int test_mode, int *sysno,
- int store_keys, int store_data,
- const char *match_criteria)
+void zebra_repository_update (ZebraHandle zh)
{
- RecordAttr *recordAttr;
- struct recExtractCtrl extractCtrl;
- int i, r;
- RecType recType;
- char subType[1024];
- void *clientData;
- const char *fname = "<no file>";
- Record rec;
- long recordOffset = 0;
- struct zebra_fetch_control fc;
-
- fc.fd = -1;
- fc.record_int_buf = buf;
- fc.record_int_len = buf_size;
- fc.record_int_pos = 0;
- fc.offset_end = 0;
- fc.record_offset = 0;
-
- extractCtrl.offset = 0;
- extractCtrl.readf = zebra_record_int_read;
- extractCtrl.seekf = zebra_record_int_seek;
- extractCtrl.tellf = zebra_record_int_tell;
- extractCtrl.endf = zebra_record_int_end;
- extractCtrl.fh = &fc;
+ zebra_begin_trans (zh);
+ logf (LOG_LOG, "updating %s", zh->rGroup.path);
+ repositoryUpdate (zh);
+ zebra_end_trans (zh);
+}
- /* announce database */
- if (zebraExplain_curDatabase (zh->service->zei, databaseName))
- {
- if (zebraExplain_newDatabase (zh->service->zei, databaseName, 0))
- return 0;
- }
- if (!(recType =
- recType_byName (zh->service->recTypes, recordType, subType,
- &clientData)))
- {
- logf (LOG_WARN, "No such record type: %s", recordType);
- return 0;
- }
+void zebra_repository_delete (ZebraHandle zh)
+{
+ logf (LOG_LOG, "deleting %s", zh->rGroup.path);
+ repositoryDelete (zh);
+}
- zh->keys.buf_used = 0;
- zh->keys.prevAttrUse = -1;
- zh->keys.prevAttrSet = -1;
- zh->keys.prevSeqNo = 0;
- zh->sortKeys = 0;
-
- extractCtrl.subType = subType;
- extractCtrl.init = extract_init;
- extractCtrl.tokenAdd = extract_token_add;
- extractCtrl.schemaAdd = extract_schema_add;
- extractCtrl.dh = zh->service->dh;
- extractCtrl.handle = zh;
- extractCtrl.zebra_maps = zh->service->zebra_maps;
- extractCtrl.flagShowRecords = 0;
- for (i = 0; i<256; i++)
- {
- if (zebra_maps_is_positioned(zh->service->zebra_maps, i))
- extractCtrl.seqno[i] = 1;
- else
- extractCtrl.seqno[i] = 0;
- }
+void zebra_repository_show (ZebraHandle zh)
+{
+ repositoryShow (zh);
+}
- r = (*recType->extract)(clientData, &extractCtrl);
+void zebra_commit (ZebraHandle zh)
+{
+ int seqno;
+ char val;
+ const char *rval = res_get (zh->service->res, "shadow");
+ BFiles bfs;
- if (r == RECCTRL_EXTRACT_EOF)
- return 0;
- else if (r == RECCTRL_EXTRACT_ERROR)
+ if (!rval)
{
- /* error occured during extraction ... */
-#if 1
- yaz_log (LOG_WARN, "extract error");
-#else
- if (rGroup->flagRw &&
- records_processed < rGroup->fileVerboseLimit)
- {
- logf (LOG_WARN, "fail %s %s %ld", rGroup->recordType,
- fname, (long) recordOffset);
- }
-#endif
- return 0;
- }
- if (zh->keys.buf_used == 0)
- {
- /* the extraction process returned no information - the record
- is probably empty - unless flagShowRecords is in use */
- if (test_mode)
- return 1;
- logf (LOG_WARN, "No keys generated for record");
- logf (LOG_WARN, " The file is probably empty");
- return 1;
+ logf (LOG_WARN, "Cannot perform commit");
+ logf (LOG_WARN, "No shadow area defined");
+ return;
}
- /* match criteria */
- if (! *sysno)
- {
- /* new record */
- if (delete_flag)
- {
- logf (LOG_LOG, "delete %s %s %ld", recordType,
- fname, (long) recordOffset);
- logf (LOG_WARN, "cannot delete record above (seems new)");
- return 1;
- }
- logf (LOG_LOG, "add %s %s %ld", recordType, fname,
- (long) recordOffset);
- rec = rec_new (zh->service->records);
+ zebra_lock_w (zh->lock_normal);
+ zebra_lock_r (zh->lock_shadow);
- *sysno = rec->sysno;
+ bfs = bfs_create (res_get (zh->service->res, "register"));
- recordAttr = rec_init_attr (zh->service->zei, rec);
+ zebra_get_state (&val, &seqno);
-#if 0
- if (matchStr)
- {
- dict_insert (matchDict, matchStr, sizeof(*sysno), sysno);
- }
-#endif
- extract_flushRecordKeys (zh, *sysno, 1, &zh->keys);
- extract_flushSortKeys (zh, *sysno, 1, &zh->sortKeys);
- }
- else
+ if (rval && *rval)
+ bf_cache (bfs, rval);
+ if (bf_commitExists (bfs))
{
- /* record already exists */
- struct recKeys delkeys;
+ zebra_set_state ('c', seqno);
- rec = rec_get (zh->service->records, *sysno);
- assert (rec);
-
- recordAttr = rec_init_attr (zh->service->zei, rec);
-
- if (recordAttr->runNumber ==
- zebraExplain_runNumberIncrement (zh->service->zei, 0))
- {
- logf (LOG_LOG, "skipped %s %s %ld", recordType,
- fname, (long) recordOffset);
- rec_rm (&rec);
- return 1;
- }
- delkeys.buf_used = rec->size[recInfo_delKeys];
- delkeys.buf = rec->info[recInfo_delKeys];
- extract_flushSortKeys (zh, *sysno, 0, &zh->sortKeys);
- extract_flushRecordKeys (zh, *sysno, 0, &delkeys);
- if (delete_flag)
- {
- /* record going to be deleted */
- if (!delkeys.buf_used)
- {
- logf (LOG_LOG, "delete %s %s %ld", recordType,
- fname, (long) recordOffset);
- logf (LOG_WARN, "cannot delete file above, storeKeys false");
- }
- else
- {
- logf (LOG_LOG, "delete %s %s %ld", recordType,
- fname, (long) recordOffset);
-#if 0
- if (matchStr)
- dict_delete (matchDict, matchStr);
+ logf (LOG_LOG, "commit start");
+ bf_commitExec (bfs);
+#ifndef WIN32
+ sync ();
#endif
- rec_del (zh->service->records, &rec);
- }
- rec_rm (&rec);
- return 1;
- }
- else
- {
- /* record going to be updated */
- if (!delkeys.buf_used)
- {
- logf (LOG_LOG, "update %s %s %ld", recordType,
- fname, (long) recordOffset);
- logf (LOG_WARN, "cannot update file above, storeKeys false");
- }
- else
- {
- logf (LOG_LOG, "update %s %s %ld", recordType,
- fname, (long) recordOffset);
- extract_flushRecordKeys (zh, *sysno, 1, &zh->keys);
- }
- }
- }
- /* update file type */
- xfree (rec->info[recInfo_fileType]);
- rec->info[recInfo_fileType] =
- rec_strdup (recordType, &rec->size[recInfo_fileType]);
-
- /* update filename */
- xfree (rec->info[recInfo_filename]);
- rec->info[recInfo_filename] =
- rec_strdup (fname, &rec->size[recInfo_filename]);
-
- /* update delete keys */
- xfree (rec->info[recInfo_delKeys]);
- if (zh->keys.buf_used > 0 && store_keys == 1)
- {
- rec->size[recInfo_delKeys] = zh->keys.buf_used;
- rec->info[recInfo_delKeys] = zh->keys.buf;
- zh->keys.buf = NULL;
- zh->keys.buf_max = 0;
+ logf (LOG_LOG, "commit clean");
+ bf_commitClean (bfs, rval);
+ seqno++;
+ zebra_set_state ('o', seqno);
}
else
{
- rec->info[recInfo_delKeys] = NULL;
- rec->size[recInfo_delKeys] = 0;
+ logf (LOG_LOG, "nothing to commit");
}
+ bfs_destroy (bfs);
- /* save file size of original record */
- zebraExplain_recordBytesIncrement (zh->service->zei,
- - recordAttr->recordSize);
-#if 0
- recordAttr->recordSize = fi->file_moffset - recordOffset;
- if (!recordAttr->recordSize)
- recordAttr->recordSize = fi->file_max - recordOffset;
-#else
- recordAttr->recordSize = buf_size;
-#endif
- zebraExplain_recordBytesIncrement (zh->service->zei,
- recordAttr->recordSize);
-
- /* set run-number for this record */
- recordAttr->runNumber =
- zebraExplain_runNumberIncrement (zh->service->zei, 0);
+ zebra_unlock (zh->lock_shadow);
+ zebra_unlock (zh->lock_normal);
+}
- /* update store data */
- xfree (rec->info[recInfo_storeData]);
- if (store_data == 1)
- {
- rec->size[recInfo_storeData] = recordAttr->recordSize;
- rec->info[recInfo_storeData] = (char *)
- xmalloc (recordAttr->recordSize);
-#if 1
- memcpy (rec->info[recInfo_storeData], buf, recordAttr->recordSize);
-#else
- if (lseek (fi->fd, recordOffset, SEEK_SET) < 0)
- {
- logf (LOG_ERRNO|LOG_FATAL, "seek to %ld in %s",
- (long) recordOffset, fname);
- exit (1);
- }
- if (read (fi->fd, rec->info[recInfo_storeData], recordAttr->recordSize)
- < recordAttr->recordSize)
- {
- logf (LOG_ERRNO|LOG_FATAL, "read %d bytes of %s",
- recordAttr->recordSize, fname);
- exit (1);
- }
-#endif
- }
- else
- {
- rec->info[recInfo_storeData] = NULL;
- rec->size[recInfo_storeData] = 0;
- }
- /* update database name */
- xfree (rec->info[recInfo_databaseName]);
- rec->info[recInfo_databaseName] =
- rec_strdup (databaseName, &rec->size[recInfo_databaseName]);
+void zebra_init (ZebraHandle zh)
+{
+ const char *rval = res_get (zh->service->res, "shadow");
+ BFiles bfs = 0;
- /* update offset */
- recordAttr->recordOffset = recordOffset;
+ bfs = bfs_create (res_get (zh->service->res, "register"));
+ if (rval && *rval)
+ bf_cache (bfs, rval);
- /* commit this record */
- rec_put (zh->service->records, &rec);
+ bf_reset (bfs);
+ bfs_destroy (bfs);
+ zebra_set_state ('o', 0);
+}
- return 0;
+void zebra_compact (ZebraHandle zh)
+{
+ BFiles bfs = bfs_create (res_get (zh->service->res, "register"));
+ inv_compact (bfs);
+ bfs_destroy (bfs);
+}
+
+int zebra_record_insert (ZebraHandle zh, const char *buf, int len)
+{
+ int sysno = 0;
+ zebra_begin_trans (zh);
+ extract_rec_in_mem (zh, "grs.sgml",
+ buf, len,
+ "Default", /* database */
+ 0 /* delete_flag */,
+ 0 /* test_mode */,
+ &sysno /* sysno */,
+ 1 /* store_keys */,
+ 1 /* store_data */,
+ 0 /* match criteria */);
+ zebra_end_trans (zh);
+ return sysno;
}