struct client_list *next;
};
-struct session_sorted_results {
- const char *field;
- int increasing;
- struct session_sorted_results *next;
-};
-
/* session counting (1) , disable client counting (0) */
static YAZ_MUTEX g_session_mutex = 0;
static int no_sessions = 0;
yaz_mutex_leave(s->session_mutex);
}
-void add_facet(struct session *s, const char *type, const char *value, int count)
+static void session_normalize_facet(struct session *s, const char *type,
+ const char *value,
+ WRBUF display_wrbuf,
+ WRBUF facet_wrbuf)
{
struct conf_service *service = s->service;
pp2_charset_token_t prt;
const char *facet_component;
- WRBUF facet_wrbuf = wrbuf_alloc();
- WRBUF display_wrbuf = wrbuf_alloc();
int i;
const char *icu_chain_id = 0;
}
}
pp2_charset_token_destroy(prt);
+}
+
+void add_facet(struct session *s, const char *type, const char *value, int count)
+{
+ WRBUF facet_wrbuf = wrbuf_alloc();
+ WRBUF display_wrbuf = wrbuf_alloc();
+
+ session_normalize_facet(s, type, value, display_wrbuf, facet_wrbuf);
if (wrbuf_len(facet_wrbuf))
{
{
const char *s;
- if (!sdb->settings)
- {
- session_log(se, YLOG_WARN, "No settings on %s", sdb->database->id);
- return -1;
- }
- if ((s = session_setting_oneval(sdb, PZ_XSLT)))
+ if (sdb->settings && sdb->settings[PZ_XSLT] && !sdb->map &&
+ (s = session_setting_oneval(sdb, PZ_XSLT)))
{
char auto_stylesheet[256];
return 0;
}
-// This analyzes settings and recomputes any supporting data structures
-// if necessary.
-static int prepare_session_database(struct session *se,
- struct session_database *sdb)
-{
- if (!sdb->settings)
- {
- session_log(se, YLOG_WARN,
- "No settings associated with %s", sdb->database->id);
- return -1;
- }
- if (sdb->settings[PZ_XSLT] && !sdb->map)
- {
- if (prepare_map(se, sdb) < 0)
- return -1;
- }
- return 0;
-}
-
// called if watch should be removed because http_channel is to be destroyed
static void session_watch_cancel(void *data, struct http_channel *c,
void *data2)
static void select_targets_callback(struct session *se,
struct session_database *db)
{
- struct client *cl = client_create(db->database->id);
+ struct client *cl;
struct client_list *l;
- client_set_database(cl, db);
+ for (l = se->clients_cached; l; l = l->next)
+ if (client_get_database(l->client) == db)
+ break;
- client_set_session(cl, se);
+ if (l)
+ cl = l->client;
+ else
+ {
+ cl = client_create(db->database->id);
+ client_set_database(cl, db);
+ client_set_session(cl, se);
+
+ l = xmalloc(sizeof(*l));
+ l->client = cl;
+ l->next = se->clients_cached;
+ se->clients_cached = l;
+ }
l = xmalloc(sizeof(*l));
l->client = cl;
- l->next = se->clients;
- se->clients = l;
+ l->next = se->clients_active;
+ se->clients_active = l;
+}
+
+static void session_reset_active_clients(struct session *se,
+ struct client_list *new_list)
+{
+ struct client_list *l;
+
+ session_enter(se);
+ l = se->clients_active;
+ se->clients_active = new_list;
+ session_leave(se);
+
+ while (l)
+ {
+ struct client_list *l_next = l->next;
+ xfree(l);
+ l = l_next;
+ }
}
-static void session_remove_clients(struct session *se)
+static void session_remove_cached_clients(struct session *se)
{
struct client_list *l;
+ session_reset_active_clients(se, 0);
+
session_enter(se);
- l = se->clients;
- se->clients = 0;
+ l = se->clients_cached;
+ se->clients_cached = 0;
session_leave(se);
while (l)
struct client_list *l;
int res = 0;
- for (l = s->clients; l; l = l->next)
+ for (l = s->clients_active; l; l = l->next)
if (client_is_active(l->client))
res++;
struct client_list *l;
int res = 0;
- for (l = s->clients; l; l = l->next)
+ for (l = s->clients_active; l; l = l->next)
if (client_is_active_preferred(l->client))
res++;
session_log(s, YLOG_DEBUG, "Has %d active preferred clients.", res);
return res == 0;
}
-static const char *get_strategy_plus_sort(struct client *l, const char *field)
-{
- struct session_database *sdb = client_get_database(l);
- struct setting *s;
-
- const char *strategy_plus_sort = 0;
-
- for (s = sdb->settings[PZ_SORTMAP]; s; s = s->next)
- {
- char *p = strchr(s->name + 3, ':');
- if (!p)
- {
- yaz_log(YLOG_WARN, "Malformed sortmap name: %s", s->name);
- continue;
- }
- p++;
- if (!strcmp(p, field))
- {
- strategy_plus_sort = s->value;
- break;
- }
- }
- return strategy_plus_sort;
-}
-
void session_sort(struct session *se, const char *field, int increasing)
{
struct session_sorted_results *sr;
sr->next = se->sorted_results;
se->sorted_results = sr;
- for (l = se->clients; l; l = l->next)
+ for (l = se->clients_active; l; l = l->next)
{
struct client *cl = l->client;
- const char *strategy_plus_sort = get_strategy_plus_sort(cl, field);
- if (strategy_plus_sort)
- {
- struct timeval tval;
- if (client_prep_connection(cl, se->service->z3950_operation_timeout,
- se->service->z3950_session_timeout,
- se->service->server->iochan_man,
- &tval))
- client_start_search(cl, strategy_plus_sort, increasing);
- }
+ struct timeval tval;
+ if (client_prep_connection(cl, se->service->z3950_operation_timeout,
+ se->service->z3950_session_timeout,
+ se->service->server->iochan_man,
+ &tval))
+ client_start_search(cl);
}
session_leave(se);
}
{
int live_channels = 0;
int no_working = 0;
- int no_failed = 0;
- struct client_list *l;
+ int no_failed_query = 0;
+ int no_failed_limit = 0;
+ struct client_list *l, *l0;
struct timeval tval;
facet_limits_t facet_limits;
*addinfo = 0;
- session_remove_clients(se);
+ if (se->settings_modified)
+ session_remove_cached_clients(se);
+ else
+ session_reset_active_clients(se, 0);
session_enter(se);
reclist_destroy(se->reclist);
se->reclist = 0;
+ se->settings_modified = 0;
relevance_destroy(&se->relevance);
nmem_reset(se->nmem);
se->total_records = se->total_merged = 0;
session_leave(se);
return PAZPAR2_MALFORMED_PARAMETER_VALUE;
}
- for (l = se->clients; l; l = l->next)
+
+ l0 = se->clients_active;
+ se->clients_active = 0;
+ session_leave(se);
+
+ for (l = l0; l; l = l->next)
{
+ int parse_ret;
struct client *cl = l->client;
- const char *strategy_plus_sort = get_strategy_plus_sort(cl, sort_field);
-
- if (maxrecs)
- client_set_maxrecs(cl, atoi(maxrecs));
- if (startrecs)
- client_set_startrecs(cl, atoi(startrecs));
- if (prepare_session_database(se, client_get_database(cl)) < 0)
- ;
- else if (client_parse_query(cl, query, facet_limits) < 0)
- no_failed++;
+
+ if (prepare_map(se, client_get_database(cl)) < 0)
+ continue;
+
+ parse_ret = client_parse_query(cl, query, facet_limits, startrecs,
+ maxrecs);
+ if (parse_ret == -1)
+ no_failed_query++;
+ else if (parse_ret == -2)
+ no_failed_limit++;
+ else if (parse_ret == 0)
+ {
+ session_log(se, YLOG_LOG, "client NEW %s", client_get_id(cl));
+ no_working++;
+ if (client_prep_connection(cl, se->service->z3950_operation_timeout,
+ se->service->z3950_session_timeout,
+ se->service->server->iochan_man,
+ &tval))
+ client_start_search(cl);
+ }
else
{
+ session_log(se, YLOG_LOG, "client REUSE %s", client_get_id(cl));
no_working++;
if (client_prep_connection(cl, se->service->z3950_operation_timeout,
se->service->z3950_session_timeout,
se->service->server->iochan_man,
&tval))
- client_start_search(cl, strategy_plus_sort, increasing);
+ {
+ client_reingest(cl);
+ }
}
}
facet_limits_destroy(facet_limits);
- session_leave(se);
+ session_reset_active_clients(se, l0);
+
if (no_working == 0)
{
- if (no_failed > 0)
+ if (no_failed_query > 0)
{
*addinfo = "query";
return PAZPAR2_MALFORMED_PARAMETER_VALUE;
}
+ else if (no_failed_limit > 0)
+ {
+ *addinfo = "limit";
+ return PAZPAR2_MALFORMED_PARAMETER_VALUE;
+ }
else
return PAZPAR2_NO_TARGETS;
}
+ yaz_log(YLOG_LOG, "session_start_search done");
return PAZPAR2_NO_ERROR;
}
new->next = sdb->settings[offset];
sdb->settings[offset] = new;
+ se->settings_modified = 1;
+
// Force later recompute of settings-driven data structures
// (happens when a search starts and client connections are prepared)
switch (offset)
}
}
-void session_destroy(struct session *se) {
+void session_destroy(struct session *se)
+{
struct session_database *sdb;
session_log(se, YLOG_DEBUG, "Destroying");
session_use(-1);
- session_remove_clients(se);
+ session_remove_cached_clients(se);
for (sdb = se->databases; sdb; sdb = sdb->next)
session_database_destroy(sdb);
yaz_mutex_destroy(&se->session_mutex);
}
-/* Depreciated: use session_destroy */
-void destroy_session(struct session *se)
-{
- session_destroy(se);
-}
-
size_t session_get_memory_status(struct session *session) {
size_t session_nmem;
if (session == 0)
session->number_of_warnings_unknown_metadata = 0;
session->num_termlists = 0;
session->reclist = 0;
- session->clients = 0;
+ session->clients_active = 0;
+ session->clients_cached = 0;
+ session->settings_modified = 0;
session->session_nmem = nmem;
session->nmem = nmem_create();
session->databases = 0;
struct client_list *l;
size_t sz = 0;
- for (l = se->clients; l; l = l->next)
+ for (l = se->clients_active; l; l = l->next)
sz++;
res = nmem_malloc(nmem, sizeof(*res) * sz);
*count = 0;
- for (l = se->clients; l; l = l->next)
+ for (l = se->clients_active; l; l = l->next)
{
struct client *cl = l->client;
WRBUF w = wrbuf_alloc();
res[*count].name = *name ? name : "Unknown";
res[*count].hits = client_get_hits(cl);
res[*count].records = client_get_num_records(cl);
- res[*count].diagnostic = client_get_diagnostic(cl);
+ res[*count].diagnostic =
+ client_get_diagnostic(cl, &res[*count].addinfo);
res[*count].state = client_get_state_str(cl);
res[*count].connected = client_get_connection(cl) ? 1 : 0;
session_settings_dump(se, client_get_database(cl), w);
*total = reclist_get_num_records(se->reclist);
*sumhits = 0;
- for (l = se->clients; l; l = l->next)
+ for (l = se->clients_active; l; l = l->next)
*sumhits += client_get_hits(l->client);
for (i = 0; i < start; i++)
memset(stat, 0, sizeof(*stat));
stat->num_hits = 0;
- for (l = se->clients; l; l = l->next)
+ for (l = se->clients_active; l; l = l->next)
{
struct client *cl = l->client;
if (!client_get_connection(cl))
}
session_enter(se);
if (client_get_session(cl) == se)
- ingest_to_cluster(cl, xdoc, root, record_no, mergekey_norm);
+ ret = ingest_to_cluster(cl, xdoc, root, record_no, mergekey_norm);
session_leave(se);
xmlFreeDoc(xdoc);
return ret;
}
+static int check_limit_local(struct client *cl,
+ struct record *record,
+ int record_no)
+{
+ int skip_record = 0;
+ struct session *se = client_get_session(cl);
+ struct conf_service *service = se->service;
+ NMEM nmem_tmp = nmem_create();
+ struct session_database *sdb = client_get_database(cl);
+ int l = 0;
+ while (!skip_record)
+ {
+ struct conf_metadata *ser_md = 0;
+ struct record_metadata *rec_md = 0;
+ int md_field_id;
+ char **values = 0;
+ int i, num_v = 0;
+
+ const char *name =
+ client_get_facet_limit_local(cl, sdb, &l, nmem_tmp, &num_v,
+ &values);
+ if (!name)
+ break;
+
+ md_field_id = conf_service_metadata_field_id(service, name);
+ if (md_field_id < 0)
+ {
+ skip_record = 1;
+ break;
+ }
+ ser_md = &service->metadata[md_field_id];
+ rec_md = record->metadata[md_field_id];
+ yaz_log(YLOG_LOG, "check limit local %s", name);
+ for (i = 0; i < num_v; )
+ {
+ if (rec_md)
+ {
+ if (ser_md->type == Metadata_type_year
+ || ser_md->type == Metadata_type_date)
+ {
+ int y = atoi(values[i]);
+ if (y >= rec_md->data.number.min
+ && y <= rec_md->data.number.max)
+ break;
+ }
+ else
+ {
+ yaz_log(YLOG_LOG, "cmp: '%s' '%s'",
+ rec_md->data.text.disp, values[i]);
+ if (!strcmp(rec_md->data.text.disp, values[i]))
+ {
+ break;
+ }
+ }
+ rec_md = rec_md->next;
+ }
+ else
+ {
+ rec_md = record->metadata[md_field_id];
+ i++;
+ }
+ }
+ if (i == num_v)
+ {
+ skip_record = 1;
+ break;
+ }
+ }
+ nmem_destroy(nmem_tmp);
+ return skip_record;
+}
+
static int ingest_to_cluster(struct client *cl,
xmlDoc *xdoc,
xmlNode *root,
}
}
+ if (check_limit_local(cl, record, record_no))
+ {
+ session_log(se, YLOG_LOG, "Facet filtered out record no %d from %s",
+ record_no, sdb->database->id);
+ if (type)
+ xmlFree(type);
+ if (value)
+ xmlFree(value);
+ return -2;
+ }
cluster = reclist_insert(se->reclist, service, record,
mergekey_norm, &se->total_merged);
if (!cluster)