/* This file is part of Pazpar2.
- Copyright (C) 2006-2013 Index Data
+ Copyright (C) Index Data
Pazpar2 is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
#include "relevance.h"
#include "incref.h"
+#define XDOC_CACHE_SIZE 100
+
static YAZ_MUTEX g_mutex = 0;
static int no_clients = 0;
-static int no_clients_total = 0;
static int client_use(int delta)
{
yaz_mutex_create(&g_mutex);
yaz_mutex_enter(g_mutex);
no_clients += delta;
- if (delta > 0)
- no_clients_total += delta;
clients = no_clients;
yaz_mutex_leave(g_mutex);
- yaz_log(YLOG_DEBUG, "%s clients=%d", delta == 0 ? "" : (delta > 0 ? "INC" : "DEC"), clients);
+ yaz_log(YLOG_DEBUG, "%s clients=%d",
+ delta == 0 ? "" : (delta > 0 ? "INC" : "DEC"), clients);
return clients;
}
-int clients_count(void) {
+int clients_count(void)
+{
return client_use(0);
}
-int clients_count_total(void) {
- int total = 0;
- if (!g_mutex)
- return 0;
- yaz_mutex_enter(g_mutex);
- total = no_clients_total;
- yaz_mutex_leave(g_mutex);
- return total;
-}
-
-
/** \brief Represents client state for a connection to one search target */
struct client {
struct session_database *database;
Odr_int hits;
int record_offset;
int show_stat_no;
- int filtered; // When using local:, this will count the number of filtered records.
+ int filtered; /* number of records ignored for local filtering */
+ int ingest_failures; /* number of records where XSLT/other failed */
+ int record_failures; /* number of records where ZOOM reported error */
int maxrecs;
int startrecs;
int diagnostic;
int same_search;
char *sort_strategy;
char *sort_criteria;
+ xmlDoc **xdoc;
};
struct suggestions {
}
}
+static void client_init_xdoc(struct client *cl)
+{
+ int i;
+
+ cl->xdoc = xmalloc(sizeof(*cl->xdoc) * XDOC_CACHE_SIZE);
+ for (i = 0; i < XDOC_CACHE_SIZE; i++)
+ cl->xdoc[i] = 0;
+}
+
+static void client_destroy_xdoc(struct client *cl)
+{
+ int i;
+
+ assert(cl->xdoc);
+ for (i = 0; i < XDOC_CACHE_SIZE; i++)
+ if (cl->xdoc[i])
+ xmlFreeDoc(cl->xdoc[i]);
+ xfree(cl->xdoc);
+}
+
+xmlDoc *client_get_xdoc(struct client *cl, int record_no)
+{
+ assert(cl->xdoc);
+ if (record_no >= 0 && record_no < XDOC_CACHE_SIZE)
+ return cl->xdoc[record_no];
+ return 0;
+}
+
+void client_store_xdoc(struct client *cl, int record_no, xmlDoc *xdoc)
+{
+ assert(cl->xdoc);
+ if (record_no >= 0 && record_no < XDOC_CACHE_SIZE)
+ {
+ if (cl->xdoc[record_no])
+ xmlFreeDoc(cl->xdoc[record_no]);
+ cl->xdoc[record_no] = xdoc;
+ }
+ else
+ {
+ xmlFreeDoc(xdoc);
+ }
+}
+
+
static void client_show_raw_error(struct client *cl, const char *addinfo);
struct connection *client_get_connection(struct client *cl)
return cl->session;
}
-const char *client_get_pquery(struct client *cl)
-{
- return cl->pquery;
-}
-
static void client_send_raw_present(struct client *cl);
static int nativesyntax_to_type(const char *s, char *type, ZOOM_record rec);
}
}
-void client_show_raw_dequeue(struct client *cl)
+static void client_show_raw_dequeue(struct client *cl)
{
struct show_raw *rr = cl->show_raw;
* TODO Consider thread safety!!!
*
*/
-void client_report_facets(struct client *cl, ZOOM_resultset rs)
+static void client_report_facets(struct client *cl, ZOOM_resultset rs)
{
struct session_database *sdb = client_get_database(cl);
ZOOM_facet_field *facets = ZOOM_resultset_facets(rs);
struct connection *co = cl->connection;
ZOOM_connection link = connection_get_link(co);
ZOOM_resultset resultset = cl->resultset;
+ struct session *se = client_get_session(cl);
const char *error, *addinfo = 0;
if (ZOOM_connection_error(link, &error, &addinfo))
{
cl->hits = 0;
+ session_log(se, YLOG_WARN, "%s: Error %s (%s)",
+ client_get_id(cl), error, addinfo);
client_set_state(cl, Client_Error);
- yaz_log(YLOG_WARN, "Search error %s (%s): %s",
- error, addinfo, client_get_id(cl));
}
else
{
client_report_facets(cl, resultset);
cl->record_offset = cl->startrecs;
cl->hits = ZOOM_resultset_size(resultset);
- yaz_log(YLOG_DEBUG, "client_search_response: hits " ODR_INT_PRINTF, cl->hits);
+ session_log(se, YLOG_LOG, "%s: hits: " ODR_INT_PRINTF,
+ client_get_id(cl), cl->hits);
if (cl->suggestions)
client_suggestions_destroy(cl);
- cl->suggestions = client_suggestions_create(ZOOM_resultset_option_get(resultset, "suggestions"));
+ cl->suggestions =
+ client_suggestions_create(ZOOM_resultset_option_get(
+ resultset, "suggestions"));
}
}
ZOOM_record rec = 0;
ZOOM_resultset resultset = cl->resultset;
struct session *se = client_get_session(cl);
+ xmlDoc *xdoc;
+ int offset = cl->record_offset + 1; /* 0 versus 1 numbered offsets */
- if ((rec = ZOOM_resultset_record_immediate(resultset, cl->record_offset)))
+ xdoc = client_get_xdoc(cl, offset);
+ if (xdoc)
{
- int offset = ++cl->record_offset;
- if (cl->session == 0) {
- /* no operation */
+ if (cl->session)
+ {
+ NMEM nmem = nmem_create();
+ int rc = ingest_xml_record(cl, xdoc, offset, nmem, 1);
+ if (rc == -1)
+ {
+ session_log(se, YLOG_WARN,
+ "%s: #%d: failed to ingest xdoc",
+ client_get_id(cl), offset);
+ cl->ingest_failures++;
+ }
+ else if (rc == -2)
+ cl->filtered++;
+ nmem_destroy(nmem);
}
+ }
+ else if ((rec = ZOOM_resultset_record_immediate(resultset,
+ cl->record_offset)))
+ {
+ if (cl->session == 0)
+ ; /* no operation */
else if (ZOOM_record_error(rec, &msg, &addinfo, 0))
{
session_log(se, YLOG_WARN, "Record error %s (%s): %s #%d",
msg, addinfo, client_get_id(cl), offset);
+ cl->record_failures++;
}
else
{
if (!xmlrec)
{
const char *rec_syn = ZOOM_record_get(rec, "syntax", NULL);
- session_log(se, YLOG_WARN, "ZOOM_record_get failed from %s #%d",
+ session_log(se, YLOG_WARN, "%s: #%d: ZOOM_record_get failed",
client_get_id(cl), offset);
session_log(se, YLOG_LOG, "pz:nativesyntax=%s . "
"ZOOM record type=%s . Actual record syntax=%s",
s ? s : "null", type,
rec_syn ? rec_syn : "null");
+ cl->ingest_failures++;
}
else
{
/* OK = 0, -1 = failure, -2 = Filtered */
- int rc = ingest_record(cl, xmlrec, cl->record_offset, nmem);
+ int rc = ingest_record(cl, xmlrec, offset, nmem);
if (rc == -1)
{
const char *rec_syn = ZOOM_record_get(rec, "syntax", NULL);
session_log(se, YLOG_WARN,
- "Failed to ingest record from %s #%d",
+ "%s: #%d: failed to ingest record",
client_get_id(cl), offset);
session_log(se, YLOG_LOG, "pz:nativesyntax=%s . "
"ZOOM record type=%s . Actual record syntax=%s",
s ? s : "null", type,
rec_syn ? rec_syn : "null");
+ cl->ingest_failures++;
}
- if (rc == -2)
- cl->filtered += 1;
+ else if (rc == -2)
+ cl->filtered++;
}
nmem_destroy(nmem);
}
else
{
session_log(se, YLOG_WARN, "Got NULL record from %s #%d",
- client_get_id(cl), cl->record_offset);
+ client_get_id(cl), offset);
}
+ cl->record_offset++;
}
void client_record_response(struct client *cl, int *got_records)
if (ZOOM_connection_error(link, &error, &addinfo))
{
+ struct session *se = client_get_session(cl);
+ session_log(se, YLOG_WARN, "%s: Error %s (%s)",
+ client_get_id(cl), error, addinfo);
client_set_state(cl, Client_Error);
- yaz_log(YLOG_WARN, "Search error %s (%s): %s",
- error, addinfo, client_get_id(cl));
}
else
{
{
int i = cl->startrecs;
int to = cl->record_offset;
- cl->filtered = 0;
+ cl->record_failures = cl->ingest_failures = cl->filtered = 0;
cl->record_offset = i;
for (; i < to; i++)
struct session_database *sdb = client_get_database(cl);
const char *str;
int extend_recs = 0;
- int number;
+ int number = cl->hits - cl->record_offset;
str = session_setting_oneval(sdb, PZ_EXTENDRECS);
- if (!str && !*str)
+ if (!str || !*str)
return 0;
extend_recs = atoi(str);
return 0;
yaz_log(YLOG_LOG, "cl=%s Trying to fetch more", client_get_id(cl));
- if (extend_recs > cl->hits)
- extend_recs = cl->hits;
-
- number = extend_recs - cl->record_offset;
+ if (number > extend_recs)
+ number = extend_recs;
if (number > 0)
{
ZOOM_resultset set = cl->resultset;
/*
* TODO consider how to extend the range
* */
-int client_parse_range(struct client *cl, const char *startrecs, const char *maxrecs)
+int client_parse_range(struct client *cl, const char *startrecs,
+ const char *maxrecs)
{
if (maxrecs && atoi(maxrecs) != cl->maxrecs)
{
const char *opt_preferred = session_setting_oneval(sdb, PZ_PREFERRED);
const char *extra_args = session_setting_oneval(sdb, PZ_EXTRA_ARGS);
const char *opt_present_chunk = session_setting_oneval(sdb, PZ_PRESENT_CHUNK);
+ const char *opt_timeout = session_setting_oneval(sdb, PZ_TIMEOUT);
ZOOM_query query;
char maxrecs_str[24], startrecs_str[24], present_chunk_str[24];
struct timeval tval;
int present_chunk = 20; // Default chunk size
int rc_prep_connection;
+ int operation_timeout = se->service->z3950_operation_timeout;
+ cl->diagnostic = 0;
+ cl->record_failures = cl->ingest_failures = cl->filtered = 0;
yaz_gettimeofday(&tval);
tval.tv_sec += 5;
+ if (opt_timeout && *opt_timeout)
+ operation_timeout = atoi(opt_timeout);
+
if (opt_present_chunk && strcmp(opt_present_chunk,"")) {
present_chunk = atoi(opt_present_chunk);
yaz_log(YLOG_DEBUG, "Present chunk set to %d", present_chunk);
}
rc_prep_connection =
- client_prep_connection(cl, se->service->z3950_operation_timeout,
+ client_prep_connection(cl, operation_timeout,
se->service->z3950_session_timeout,
se->service->server->iochan_man,
&tval);
/* Nothing has changed and we already have a result */
if (cl->same_search == 1 && rc_prep_connection == 2)
{
- session_log(se, YLOG_LOG, "client %s REUSE result", client_get_id(cl));
+ session_log(se, YLOG_LOG, "%s: reuse result", client_get_id(cl));
+ client_report_facets(cl, cl->resultset);
return client_reingest(cl);
}
else if (!rc_prep_connection)
{
- session_log(se, YLOG_LOG, "client %s FAILED to search: No connection.", client_get_id(cl));
+ session_log(se, YLOG_LOG, "%s: postponing search: No connection",
+ client_get_id(cl));
+ client_set_state_nb(cl, Client_Working);
return -1;
}
co = client_get_connection(cl);
link = connection_get_link(co);
assert(link);
- session_log(se, YLOG_LOG, "client %s NEW search", client_get_id(cl));
+ session_log(se, YLOG_LOG, "%s: new search", client_get_id(cl));
- cl->diagnostic = 0;
- cl->filtered = 0;
+ client_destroy_xdoc(cl);
+ client_init_xdoc(cl);
if (extra_args && *extra_args)
ZOOM_connection_option_set(link, "extraArgs", extra_args);
query = ZOOM_query_create();
if (cl->cqlquery)
{
- yaz_log(YLOG_LOG, "Client %s: Search CQL: %s", client_get_id(cl), cl->cqlquery);
+ session_log(se, YLOG_LOG, "%s: Search CQL: %s", client_get_id(cl),
+ cl->cqlquery);
ZOOM_query_cql(query, cl->cqlquery);
if (*opt_sort)
ZOOM_query_sortby(query, opt_sort);
}
else
{
- yaz_log(YLOG_LOG, "Client %s: Search PQF: %s", client_get_id(cl), cl->pquery);
-
+ session_log(se, YLOG_LOG, "%s: Search PQF: %s", client_get_id(cl),
+ cl->pquery);
ZOOM_query_prefix(query, cl->pquery);
}
if (cl->sort_strategy && cl->sort_criteria) {
- yaz_log(YLOG_LOG, "Client %s: Setting ZOOM sort strategy and criteria: %s %s",
+ yaz_log(YLOG_LOG, "Client %s: "
+ "Set ZOOM sort strategy and criteria: %s %s",
client_get_id(cl), cl->sort_strategy, cl->sort_criteria);
ZOOM_query_sortby2(query, cl->sort_strategy, cl->sort_criteria);
}
cl->sort_criteria = 0;
assert(id);
cl->id = xstrdup(id);
+ client_init_xdoc(cl);
client_use(1);
+ yaz_log(YLOG_DEBUG, "client_create c=%p %s", cl, id);
return cl;
}
assert(!c->connection);
facet_limits_destroy(c->facet_limits);
+ client_destroy_xdoc(c);
if (c->resultset)
{
ZOOM_resultset_destroy(c->resultset);
}
else
{
+ client_lock(cl);
cl->connection = con;
+ client_unlock(cl);
client_destroy(cl);
}
}
client_set_connection(cl, 0);
}
+void client_stop(struct client *cl)
+{
+ client_lock(cl);
+ if (cl->state == Client_Working || cl->state == Client_Connecting)
+ {
+ yaz_log(YLOG_LOG, "client_stop: %s release", client_get_id(cl));
+ if (cl->connection)
+ {
+ connection_release2(cl->connection);
+ assert(cl->ref_count > 1);
+ cl->ref_count--;
+ cl->connection = 0;
+ }
+ cl->state = Client_Disconnected;
+ }
+ else
+ yaz_log(YLOG_LOG, "client_stop: %s ignore", client_get_id(cl));
+ client_unlock(cl);
+}
// Initialize CCL map for a target
static CCL_bibset prepare_cclmap(struct client *cl, CCL_bibset base_bibset)
// return -1 on query error
// return -2 on limit error
int client_parse_query(struct client *cl, const char *query,
- facet_limits_t facet_limits)
+ facet_limits_t facet_limits, const char **error_msg)
{
struct session *se = client_get_session(cl);
struct conf_service *service = se->service;
facet_limits_destroy(cl->facet_limits);
cl->facet_limits = facet_limits_dup(facet_limits);
- yaz_log(YLOG_LOG, "Client %s: CCL query: %s limit: %s", client_get_id(cl), wrbuf_cstr(w_ccl), wrbuf_cstr(w_pqf));
+ yaz_log(YLOG_LOG, "Client %s: CCL query: %s limit: %s",
+ client_get_id(cl), wrbuf_cstr(w_ccl), wrbuf_cstr(w_pqf));
cn = ccl_find_str(ccl_map, wrbuf_cstr(w_ccl), &cerror, &cpos);
ccl_qual_rm(&ccl_map);
if (!cn)
{
+ if (error_msg)
+ *error_msg = ccl_err_msg(cerror);
client_set_state(cl, Client_Error);
session_log(se, YLOG_WARN, "Client %s: Failed to parse CCL query '%s'",
client_get_id(cl),
if (!cl->pquery || strcmp(cl->pquery, wrbuf_cstr(w_pqf)))
{
if (cl->pquery)
- session_log(se, YLOG_LOG, "Client %s: Re-search due query/limit change: %s to %s",
+ session_log(se, YLOG_LOG, "Client %s: "
+ "Re-search due query/limit change: %s to %s",
client_get_id(cl), cl->pquery, wrbuf_cstr(w_pqf));
xfree(cl->pquery);
cl->pquery = xstrdup(wrbuf_cstr(w_pqf));
session_log(se, YLOG_WARN, "Invalid PQF query for Client %s: %s",
client_get_id(cl), cl->pquery);
ret_value = -1;
+ *error_msg = "Invalid PQF after CCL to PQF conversion";
}
else
{
else
cl->cqlquery = make_cqlquery(cl, zquery);
if (!cl->cqlquery)
+ {
+ *error_msg = "Cannot convert PQF to Solr/CQL";
ret_value = -1;
+ }
else
session_log(se, YLOG_LOG, "Client %s native query: %s (%s)",
client_get_id(cl), cl->cqlquery, sru);
const char *sort_strategy_and_spec =
get_strategy_plus_sort(cl, sp->name);
int increasing = sp->increasing;
+ if (!strcmp(sp->name, "relevance"))
+ increasing = 1;
if (sort_strategy_and_spec && strlen(sort_strategy_and_spec) < 40)
{
char strategy[50], *p;
strcat(p, " <");
else
strcat(p, " >");
- yaz_log(YLOG_LOG, "Client %s: applying sorting %s %s", client_get_id(cl), strategy, p);
+ yaz_log(YLOG_LOG, "Client %s: "
+ "applying sorting %s %s", client_get_id(cl),
+ strategy, p);
if (!cl->sort_strategy || strcmp(cl->sort_strategy, strategy))
cl->same_search = 0;
if (!cl->sort_criteria || strcmp(cl->sort_criteria, p))
}
}
else {
- yaz_log(YLOG_LOG, "Client %s: Invalid sort strategy and spec found %s", client_get_id(cl), sort_strategy_and_spec);
+ yaz_log(YLOG_LOG, "Client %s: "
+ "Invalid sort strategy and spec found %s",
+ client_get_id(cl), sort_strategy_and_spec);
xfree(cl->sort_strategy);
cl->sort_strategy = 0;
xfree(cl->sort_criteria);
cl->sort_criteria = 0;
}
- } else {
- yaz_log(YLOG_DEBUG, "Client %s: No sort strategy and spec found.", client_get_id(cl));
+ }
+ else
+ {
+ yaz_log(YLOG_DEBUG, "Client %s: "
+ "No sort strategy and spec found.", client_get_id(cl));
xfree(cl->sort_strategy);
cl->sort_strategy = 0;
xfree(cl->sort_criteria);
Odr_int client_get_approximation(struct client *cl)
{
- if (cl->record_offset > 0) {
- Odr_int approx = ((10 * cl->hits * (cl->record_offset - cl->filtered)) / cl->record_offset + 5) /10;
- yaz_log(YLOG_DEBUG, "%s: Approx: %lld * %d / %d = %lld ", client_get_id(cl), cl->hits, cl->record_offset - cl->filtered, cl->record_offset, approx);
+ if (cl->record_offset > 0)
+ {
+ Odr_int approx = ((10 * cl->hits * (cl->record_offset - cl->filtered))
+ / cl->record_offset + 5) /10;
+ yaz_log(YLOG_DEBUG, "%s: Approx: %lld * %d / %d = %lld ",
+ client_get_id(cl), cl->hits,
+ cl->record_offset - cl->filtered, cl->record_offset, approx);
return approx;
}
return cl->hits;
}
-int client_get_num_records(struct client *cl)
+int client_get_num_records(struct client *cl, int *filtered, int *ingest,
+ int *failed)
{
+ if (filtered)
+ *filtered = cl->filtered;
+ if (ingest)
+ *ingest = cl->ingest_failures;
+ if (failed)
+ *failed = cl->record_failures;
return cl->record_offset;
}
-int client_get_num_records_filtered(struct client *cl)
-{
- return cl->filtered;
-}
-
void client_set_diagnostic(struct client *cl, int diagnostic,
const char *message, const char *addinfo)
{
/* int idx; */
struct suggestions *suggestions = cl->suggestions;
- if (!suggestions) {
- //yaz_log(YLOG_DEBUG, "No suggestions found");
+ if (!suggestions)
return "";
- }
- if (suggestions->passthrough) {
- yaz_log(YLOG_DEBUG, "Passthrough Suggestions: \n%s\n", suggestions->passthrough);
+ if (suggestions->passthrough)
+ {
+ yaz_log(YLOG_DEBUG, "Passthrough Suggestions: \n%s\n",
+ suggestions->passthrough);
return suggestions->passthrough;
}
- if (suggestions->num == 0) {
+ if (suggestions->num == 0)
return "";
- }
/*
for (idx = 0; idx < suggestions->num; idx++) {
wrbuf_printf(wrbuf, "<suggest term=\"%s\"", suggestions->suggest[idx]);
nmem_strsplit_escape2(suggestions->nmem, "\n", suggestions_string, &suggestions->suggest,
&suggestions->num, 1, '\\', 0);
/* Set up misspelled array */
- suggestions->misspelled = (char **) nmem_malloc(nmem, suggestions->num * sizeof(**suggestions->misspelled));
+ suggestions->misspelled = (char **)
+ nmem_malloc(nmem, suggestions->num * sizeof(*suggestions->misspelled));
/* replace = with \0 .. for each item */
for (i = 0; i < suggestions->num; i++)
{
nmem_destroy(nmem);
}
-int client_test_sort_order(struct client *cl, struct reclist_sortparms *sp)
-{
- //TODO implement correctly.
- return 1;
-}
/*
* Local variables:
* c-basic-offset: 4