* All rights reserved.
*
* $Log: zebraapi.c,v $
- * Revision 1.32 2000-04-19 14:35:59 adam
+ * Revision 1.44 2001-10-15 19:53:43 adam
+ * POSIX thread updates. First work on term sets.
+ *
+ * Revision 1.43 2000/12/05 12:22:53 adam
+ * Termlist source implemented (so that we can index values of XML/SGML
+ * attributes).
+ *
+ * Revision 1.42 2000/12/05 10:01:44 adam
+ * Fixed bug regarding user-defined attribute sets.
+ *
+ * Revision 1.41 2000/12/01 17:59:08 adam
+ * Fixed bug regarding online updates on WIN32.
+ * When zebra.cfg is not available the server will not abort.
+ *
+ * Revision 1.40 2000/11/29 15:21:31 adam
+ * Fixed problem with passwd db.
+ *
+ * Revision 1.39 2000/11/29 14:24:01 adam
+ * Script configure uses yaz pthreads options. Added locking for
+ * zebra_register_{lock,unlock}.
+ *
+ * Revision 1.38 2000/11/08 13:46:58 adam
+ * Fixed scan: server could break if bad attribute/database was selected.
+ * Work on remote update.
+ *
+ * Revision 1.37 2000/10/17 12:37:09 adam
+ * Fixed notification of live-updates. Fixed minor problem with mf_init
+ * where it didn't handle shadow area file names correctly.
+ *
+ * Revision 1.36 2000/09/06 08:59:36 adam
+ * Using read-only (for now) for server.
+ *
+ * Revision 1.35 2000/07/07 12:49:20 adam
+ * Optimized resultSetInsert{Rank,Sort}.
+ *
+ * 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
static void zebra_register_unlock (ZebraHandle zh);
-static int zebra_register_lock (ZebraHandle zh)
+static int zebra_register_activate (ZebraService zh, int rw);
+static int zebra_register_deactivate (ZebraService zh);
+
+static int zebra_register_lock (ZebraHandle zh, int rw)
{
+ time_t lastChange;
+ int state;
zh->errCode = 0;
zh->errString = 0;
if (!zh->service->active)
zh->errCode = 1019;
return 1;
}
+
+#if HAVE_SYS_TIMES_H
+ times (&zh->tms1);
+#endif
+
+ zebra_mutex_cond_lock (&zh->service->session_lock);
+
+ state = zebra_server_lock_get_state(zh->service, &lastChange);
+
+ zebra_server_lock (zh->service, state);
+
+ switch (state)
+ {
+ case 'c':
+ state = 1;
+ break;
+ default:
+ state = 0;
+ }
+ if (rw)
+ logf (LOG_LOG, "Register in read/write mode");
+ else if (zh->service->registerState == state)
+ {
+ logf (LOG_DEBUG, "registerChange = %ld lastChange = %ld",
+ (long) zh->service->registerChange, (long)lastChange);
+ if (zh->service->registerChange >= lastChange)
+ {
+ return 0;
+ }
+ logf (LOG_LOG, "Register completely updated since last access");
+ }
+ else if (zh->service->registerState == -1)
+ logf (LOG_LOG, "Reading register using state %d pid=%ld", state,
+ (long) getpid());
+ else
+ logf (LOG_LOG, "Register has changed state from %d to %d",
+ zh->service->registerState, state);
+ zh->service->registerChange = lastChange;
+
+ zebra_register_deactivate (zh->service);
+
+ zh->service->registerState = state;
+
+ zebra_register_activate (zh->service, rw);
return 0;
}
+
static void zebra_register_unlock (ZebraHandle zh)
{
+ if (zh->service->registerState != -1)
+ zebra_server_unlock (zh->service, zh->service->registerState);
+ zebra_mutex_cond_unlock (&zh->service->session_lock);
+#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
}
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;
zs->sessions = zh;
zebra_mutex_cond_unlock (&zs->session_lock);
+
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;
+ zh->active = 1;
+
+ zh->registerState = -1;
+ zh->registerChange = 0;
+
+ if (!(zh->res = res_open (zh->configName)))
+ {
+ logf (LOG_WARN, "Failed to read resources `%s'", zh->configName);
+// return zh;
+ }
+ zebra_chdir (zh);
+ zebra_server_lock_init (zh);
zebra_mutex_cond_init (&zh->session_lock);
- zebra_register_activate (zh);
+ if (!res_get (zh->res, "passwd"))
+ zh->passwd_db = NULL;
+ else
+ {
+ zh->passwd_db = passwd_db_open ();
+ if (!zh->passwd_db)
+ logf (LOG_WARN|LOG_ERRNO, "passwd_db_open failed");
+ else
+ passwd_db_file (zh->passwd_db, res_get (zh->res, "passwd"));
+ }
+
return zh;
}
-static int zebra_register_activate (ZebraService zh)
+static int zebra_register_activate (ZebraService zh, int rw)
{
- if (zh->active)
- return 0;
- yaz_log (LOG_LOG, "zebra_register_activate");
- if (!(zh->res = res_open (zh->configName)))
+ if (zh->active > 1)
{
- logf (LOG_WARN, "Failed to read resources `%s'", zh->configName);
- return -1;
+ yaz_log (LOG_LOG, "zebra_register_activate (ignored since active=%d)",
+ zh->active);
+ return 0;
}
- zebra_chdir (zh);
+ yaz_log (LOG_LOG, "zebra_register_activate shadow=%s",
+ zh->registerState ? "yes" : "no");
+
zh->dh = data1_create ();
if (!zh->dh)
return -1;
return -1;
}
bf_lockDir (zh->bfs, res_get (zh->res, "lockDir"));
+ bf_cache (zh->bfs, zh->registerState ? res_get (zh->res, "shadow") : NULL);
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);
zebraRankInstall (zh, rank1_class);
- if (!res_get (zh->res, "passwd"))
- zh->passwd_db = NULL;
- else
- {
- zh->passwd_db = passwd_db_open ();
- if (!zh->passwd_db)
- logf (LOG_WARN|LOG_ERRNO, "passwd_db_open failed");
- else
- passwd_db_file (zh->passwd_db, res_get (zh->res, "passwd"));
- }
-
- if (!(zh->records = rec_open (zh->bfs, 1, 0)))
+ if (!(zh->records = rec_open (zh->bfs, rw, 0)))
{
logf (LOG_WARN, "rec_open");
return -1;
}
- if (!(zh->dict = dict_open (zh->bfs, FNAME_DICT, 40, 1, 0)))
+ if (!(zh->dict = dict_open (zh->bfs, FNAME_DICT, 80, rw, 0)))
{
logf (LOG_WARN, "dict_open");
return -1;
}
- if (!(zh->sortIdx = sortIdx_open (zh->bfs, 0)))
+ if (!(zh->sortIdx = sortIdx_open (zh->bfs, rw)))
{
logf (LOG_WARN, "sortIdx_open");
return -1;
if (res_get_match (zh->res, "isam", "s", ISAM_DEFAULT))
{
struct ISAMS_M_s isams_m;
- if (!(zh->isams = isams_open (zh->bfs, FNAME_ISAMS, 1,
+ if (!(zh->isams = isams_open (zh->bfs, FNAME_ISAMS, rw,
key_isams_m(zh->res, &isams_m))))
{
logf (LOG_WARN, "isams_open");
#if ZMBOL
else if (res_get_match (zh->res, "isam", "i", ISAM_DEFAULT))
{
- if (!(zh->isam = is_open (zh->bfs, FNAME_ISAM, key_compare, 1,
+ if (!(zh->isam = is_open (zh->bfs, FNAME_ISAM, key_compare, rw,
sizeof (struct it_key), zh->res)))
{
logf (LOG_WARN, "is_open");
{
struct ISAMC_M_s isamc_m;
if (!(zh->isamc = isc_open (zh->bfs, FNAME_ISAMC,
- 1, key_isamc_m(zh->res, &isamc_m))))
+ rw, key_isamc_m(zh->res, &isamc_m))))
{
logf (LOG_WARN, "isc_open");
return -1;
struct ISAMD_M_s isamd_m;
if (!(zh->isamd = isamd_open (zh->bfs, FNAME_ISAMD,
- 1, key_isamd_m(zh->res, &isamd_m))))
+ rw, key_isamd_m(zh->res, &isamd_m))))
{
logf (LOG_WARN, "isamd_open");
return -1;
}
#endif
zh->zei = zebraExplain_open (zh->records, zh->dh,
- zh->res, 1, 0 /* rGroup */,
+ zh->res, rw, 0 /* rGroup */,
explain_extract);
if (!zh->zei)
{
logf (LOG_WARN, "Cannot obtain EXPLAIN information");
return -1;
}
- zh->active = 1;
+ zh->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);
+ 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 (ZebraService zs)
{
- zh->stop_flag = 0;
- if (!zh->active)
+ 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)
+ zebra_chdir (zs);
+ if (zs->records)
{
- zebraExplain_close (zh->zei, 1);
- dict_close (zh->dict);
- sortIdx_close (zh->sortIdx);
- if (zh->isams)
- isams_close (zh->isams);
+ zebraExplain_close (zs->zei, 0);
+ dict_close (zs->dict);
+ 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;
+ 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_close (zs->sessions);
- zebra_mutex_cond_destroy (&zh->session_lock);
+ zebra_mutex_cond_unlock (&zs->session_lock);
- zebra_register_deactivate(zh);
- xfree (zh->configName);
- xfree (zh);
+ zebra_mutex_cond_destroy (&zs->session_lock);
+
+ zebra_register_deactivate(zs);
+ res_close (zs->res);
+ xfree (zs->configName);
+ xfree (zs);
}
void zebra_close (ZebraHandle zh)
{
ZebraService zs = zh->service;
struct zebra_session **sp;
+
+ yaz_log (LOG_LOG, "zebra_close zh=%p", zh);
if (!zh)
return ;
resultSetDestroy (zh, -1, 0, 0);
const char *setname)
{
zh->hits = 0;
- if (zebra_register_lock (zh))
+ if (zebra_register_lock (zh, 0))
return;
map_basenames (zh, stream, &num_bases, &basenames);
resultSetAddRPN (zh, stream, decode, query, num_bases, basenames, setname);
zebra_register_unlock (zh);
+
+ logf(LOG_APP,"SEARCH:%d:",zh->hits);
}
void zebra_records_retrieve (ZebraHandle zh, ODR stream,
ZebraPosSet poset;
int i, *pos_array;
- if (zebra_register_lock (zh))
+ if (zebra_register_lock (zh, 0))
return;
pos_array = (int *) xmalloc (num_recs * sizeof(*pos_array));
for (i = 0; i<num_recs; i++)
{
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);
}
int *position, int *num_entries, ZebraScanEntry **entries,
int *is_partial)
{
- if (zebra_register_lock (zh))
+ if (zebra_register_lock (zh, 0))
{
*entries = 0;
*num_entries = 0;
const char *output_setname, Z_SortKeySpecList *sort_sequence,
int *sort_status)
{
- if (zebra_register_lock (zh))
+ if (zebra_register_lock (zh, 0))
return;
resultSetSort (zh, stream->mem, num_input_setnames, input_setnames,
output_setname, sort_sequence, sort_status);
int *statuses)
{
int i, status;
- if (zebra_register_lock (zh))
+ if (zebra_register_lock (zh, 0))
return Z_DeleteStatus_systemProblemAtTarget;
switch (function)
{
int zebra_auth (ZebraService zh, const char *user, const char *pass)
{
if (!zh->passwd_db || !passwd_db_auth (zh->passwd_db, user, pass))
+ {
+ logf(LOG_APP,"AUTHOK:%s", user?user:"ANONYMOUS");
return 0;
+ }
+
+ logf(LOG_APP,"AUTHFAIL:%s", user?user:"ANONYMOUS");
return 1;
}
void zebra_admin_import_begin (ZebraHandle zh, const char *database)
{
- if (zebra_register_lock (zh))
+ if (zebra_register_lock (zh, 1))
return;
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_register_unlock (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))
+ if (zebra_register_lock(zh, 1))
{
zh->errCode = 1019;
return;
zh->errCode = 224;
zh->errString = "Database already exist";
}
+ zebraExplain_flush (zh->service->zei, 1, zh);
+ extract_index (zh);
zebra_register_unlock(zh);
}
int diff = 0;
int *pseqno = &p->seqnos[p->reg_type];
ZebraHandle zh = p->extractCtrl->handle;
+ ZebraExplainInfo zei = zh->service->zei;
struct recKeys *keys = &zh->keys;
if (keys->buf_used+1024 > keys->buf_max)
*dst++ = lead;
+#if SU_SCHEME
+ if ((lead & 3) < 3)
+ {
+ int ch = zebraExplain_lookupSU (zei, attrSet, attrUse);
+ if (ch < 0)
+ {
+ ch = zebraExplain_addSU (zei, attrSet, attrUse);
+ yaz_log (LOG_LOG, "addSU set=%d use=%d SU=%d",
+ attrSet, attrUse, ch);
+ }
+ assert (ch > 0);
+ memcpy (dst, &ch, sizeof(ch));
+ dst += sizeof(ch);
+ }
+#else
if (!(lead & 1))
{
memcpy (dst, &attrSet, sizeof(attrSet));
memcpy (dst, &attrUse, sizeof(attrUse));
dst += sizeof(attrUse);
}
+#endif
*dst++ = p->reg_type;
memcpy (dst, string, length);
dst += length;
static void extract_flushRecordKeys (ZebraHandle zh, SYSNO sysno,
int cmd, struct recKeys *reckeys)
{
+#if SU_SCHEME
+#else
unsigned char attrSet = (unsigned char) -1;
unsigned short attrUse = (unsigned short) -1;
+#endif
int seqno = 0;
int off = 0;
+ int ch = 0;
ZebraExplainInfo zei = zh->service->zei;
if (!zh->key_buf)
{
const char *src = reckeys->buf + off;
struct it_key key;
- int lead, ch;
+ int lead;
lead = *src++;
+#if SU_SCHEME
+ if ((lead & 3) < 3)
+ {
+ memcpy (&ch, src, sizeof(ch));
+ src += sizeof(ch);
+ }
+#else
if (!(lead & 1))
{
memcpy (&attrSet, src, sizeof(attrSet));
memcpy (&attrUse, src, sizeof(attrUse));
src += sizeof(attrUse);
}
+#endif
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;
-
+#if SU_SCHEME
+#else
ch = zebraExplain_lookupSU (zei, attrSet, attrUse);
if (ch < 0)
ch = zebraExplain_addSU (zei, attrSet, attrUse);
+#endif
assert (ch > 0);
zh->key_buf_used +=
- key_SU_code (ch,((char*)zh->key_buf) + zh->key_buf_used);
+ key_SU_encode (ch,((char*)zh->key_buf) + zh->key_buf_used);
while (*src)
((char*)zh->key_buf) [(zh->key_buf_used)++] = *src++;