X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=src%2Fsession.c;h=6327ba97d2b35a8342897570613bdebf40f58f88;hb=03e77a36926d8db74ac218397ddce9ccf181a4d9;hp=c0f9c167e8bfb15bc282694523bf3e19a4470db0;hpb=2cfd7518dc740c913602ea8306ec8f27509b00d4;p=pazpar2-moved-to-github.git diff --git a/src/session.c b/src/session.c index c0f9c16..6327ba9 100644 --- a/src/session.c +++ b/src/session.c @@ -81,6 +81,11 @@ struct parameters global_parameters = 0 // debug_mode }; +struct client_list { + struct client *client; + struct client_list *next; +}; + static void log_xml_doc(xmlDoc *doc) { FILE *lf = yaz_log_file(); @@ -101,12 +106,12 @@ static void log_xml_doc(xmlDoc *doc) static void session_enter(struct session *s) { - yaz_mutex_enter(s->mutex); + yaz_mutex_enter(s->session_mutex); } static void session_leave(struct session *s) { - yaz_mutex_leave(s->mutex); + yaz_mutex_leave(s->session_mutex); } // Recursively traverse query structure to extract terms. @@ -354,7 +359,7 @@ static int prepare_map(struct session *se, struct session_database *sdb) } } sdb->map = normalize_cache_get(se->normalize_cache, - se->service, s); + se->service->server->config, s); if (!sdb->map) return -1; } @@ -445,21 +450,36 @@ static void select_targets_callback(void *context, struct session_database *db) { struct session *se = (struct session*) context; struct client *cl = client_create(); + struct client_list *l; client_set_database(cl, db); + client_set_session(cl, se); + l = xmalloc(sizeof(*l)); + l->client = cl; + l->next = se->clients; + se->clients = l; } static void session_remove_clients(struct session *se) { - struct client *cl = se->clients; - while (cl) + struct client_list *l; + + session_enter(se); + l = se->clients; + se->clients = 0; + session_leave(se); + + while (l) { - struct client *cl_next = client_next_in_session(cl); - client_remove_from_session(cl); - client_destroy(cl); - cl = cl_next; + struct client_list *l_next = l->next; + client_lock(l->client); + client_set_session(l->client, 0); + client_set_database(l->client, 0); + client_unlock(l->client); + client_destroy(l->client); + xfree(l); + l = l_next; } - se->clients = 0; } // Associates a set of clients with a session; @@ -467,17 +487,16 @@ static void session_remove_clients(struct session *se) // setting overrides static int select_targets(struct session *se, const char *filter) { - session_remove_clients(se); return session_grep_databases(se, filter, select_targets_callback); } int session_active_clients(struct session *s) { - struct client *c; + struct client_list *l; int res = 0; - for (c = s->clients; c; c = client_next_in_session(c)) - if (client_is_active(c)) + for (l = s->clients; l; l = l->next) + if (client_is_active(l->client)) res++; return res; @@ -493,17 +512,19 @@ enum pazpar2_error_code search(struct session *se, int live_channels = 0; int no_working = 0; int no_failed = 0; - struct client *cl; + struct client_list *l; yaz_log(YLOG_DEBUG, "Search"); *addinfo = 0; + + session_remove_clients(se); session_enter(se); reclist_destroy(se->reclist); se->reclist = 0; - nmem_reset(se->nmem); relevance_destroy(&se->relevance); + nmem_reset(se->nmem); se->total_records = se->total_hits = se->total_merged = 0; se->num_termlists = 0; live_channels = select_targets(se, filter); @@ -514,16 +535,17 @@ enum pazpar2_error_code search(struct session *se, } se->reclist = reclist_create(se->nmem); - for (cl = se->clients; cl; cl = client_next_in_session(cl)) + for (l = se->clients; l; l = l->next) { + struct client *cl = l->client; + 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) - continue; - // Parse query for target - if (client_parse_query(cl, query) < 0) + ; + else if (client_parse_query(cl, query) < 0) no_failed++; else { @@ -656,7 +678,7 @@ void destroy_session(struct session *s) reclist_destroy(s->reclist); nmem_destroy(s->nmem); service_destroy(s->service); - yaz_mutex_destroy(&s->mutex); + yaz_mutex_destroy(&s->session_mutex); wrbuf_destroy(s->wrbuf); } @@ -687,9 +709,8 @@ struct session *new_session(NMEM nmem, struct conf_service *service, session->watchlist[i].fun = 0; } session->normalize_cache = normalize_cache_create(); - session->mutex = 0; - - pazpar2_mutex_create(&session->mutex, name); + session->session_mutex = 0; + pazpar2_mutex_create(&session->session_mutex, name); return session; } @@ -697,17 +718,18 @@ struct session *new_session(NMEM nmem, struct conf_service *service, struct hitsbytarget *hitsbytarget(struct session *se, int *count, NMEM nmem) { struct hitsbytarget *res = 0; - struct client *cl; + struct client_list *l; size_t sz = 0; session_enter(se); - for (cl = se->clients; cl; cl = client_next_in_session(cl)) + for (l = se->clients; l; l = l->next) sz++; res = nmem_malloc(nmem, sizeof(*res) * sz); *count = 0; - for (cl = se->clients; cl; cl = client_next_in_session(cl)) + for (l = se->clients; l; l = l->next) { + struct client *cl = l->client; WRBUF w = wrbuf_alloc(); const char *name = session_setting_oneval(client_get_database(cl), PZ_NAME); @@ -857,12 +879,13 @@ void show_range_stop(struct session *s, struct record_cluster **recs) void statistics(struct session *se, struct statistics *stat) { - struct client *cl; + struct client_list *l; int count = 0; memset(stat, 0, sizeof(*stat)); - for (cl = se->clients; cl; cl = client_next_in_session(cl)) + for (l = se->clients; l; l = l->next) { + struct client *cl = l->client; if (!client_get_connection(cl)) stat->num_no_connection++; switch (client_get_state(cl)) @@ -1113,7 +1136,7 @@ int ingest_record(struct client *cl, const char *rec, int record_no, NMEM nmem) { struct session *se = client_get_session(cl); - int ret; + int ret = 0; struct session_database *sdb = client_get_database(cl); struct conf_service *service = se->service; xmlDoc *xdoc = normalize_record(sdb, service, rec, nmem); @@ -1140,9 +1163,14 @@ int ingest_record(struct client *cl, const char *rec, xmlFreeDoc(xdoc); return -1; } + client_unlock(cl); session_enter(se); - ret = ingest_to_cluster(cl, xdoc, root, record_no, mergekey_norm); + client_lock(cl); + if (client_get_session(cl) == se) + ret = ingest_to_cluster(cl, xdoc, root, record_no, mergekey_norm); + client_unlock(cl); session_leave(se); + client_lock(cl); xmlFreeDoc(xdoc); return ret;