1 /* This file is part of Pazpar2.
2 Copyright (C) 2006-2009 Index Data
4 Pazpar2 is free software; you can redistribute it and/or modify it under
5 the terms of the GNU General Public License as published by the Free
6 Software Foundation; either version 2, or (at your option) any later
9 Pazpar2 is distributed in the hope that it will be useful, but WITHOUT ANY
10 WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
24 #include <sys/types.h>
33 #include <yaz/snprintf.h>
34 #include <yaz/yaz-util.h>
37 #include "parameters.h"
43 // Update this when the protocol changes
44 #define PAZPAR2_PROTOCOL_VERSION "1"
47 IOCHAN timeout_iochan; // NOTE: This is NOT associated with a socket
48 struct session *psession;
49 unsigned int session_id;
52 struct http_session *next;
55 static struct http_session *session_list = 0; /* thread pr */
57 void http_session_destroy(struct http_session *s);
59 static void session_timeout(IOCHAN i, int event)
61 struct http_session *s = iochan_getdata(i);
62 http_session_destroy(s);
65 struct http_session *http_session_create(struct conf_service *service)
67 NMEM nmem = nmem_create();
68 struct http_session *r = nmem_malloc(nmem, sizeof(*r));
70 r->psession = new_session(nmem, service);
74 r->next = session_list;
76 r->timeout_iochan = iochan_create(-1, session_timeout, 0);
77 iochan_setdata(r->timeout_iochan, r);
78 iochan_settimeout(r->timeout_iochan, service->session_timeout);
80 pazpar2_add_channel(r->timeout_iochan);
84 void http_session_destroy(struct http_session *s)
86 struct http_session **p;
88 for (p = &session_list; *p; p = &(*p)->next)
94 yaz_log(YLOG_LOG, "Destroying session %u", s->session_id);
95 iochan_destroy(s->timeout_iochan);
96 destroy_session(s->psession);
97 nmem_destroy(s->nmem);
100 static const char *get_msg(enum pazpar2_error_code code)
102 struct pazpar2_error_msg {
103 enum pazpar2_error_code code;
106 static const struct pazpar2_error_msg ar[] = {
107 { PAZPAR2_NO_SESSION, "Session does not exist or it has expired"},
108 { PAZPAR2_MISSING_PARAMETER, "Missing parameter"},
109 { PAZPAR2_MALFORMED_PARAMETER_VALUE, "Malformed parameter value"},
110 { PAZPAR2_MALFORMED_PARAMETER_ENCODING, "Malformed parameter encoding"},
111 { PAZPAR2_MALFORMED_SETTING, "Malformed setting argument"},
112 { PAZPAR2_HITCOUNTS_FAILED, "Failed to retrieve hitcounts"},
113 { PAZPAR2_RECORD_MISSING, "Record missing"},
114 { PAZPAR2_NO_TARGETS, "No targets"},
115 { PAZPAR2_CONFIG_TARGET, "Target cannot be configured"},
116 { PAZPAR2_RECORD_FAIL, "Record command failed"},
117 { PAZPAR2_NOT_IMPLEMENTED, "Not implemented"},
118 { PAZPAR2_LAST_ERROR, "Last error"},
124 if (code == ar[i].code)
131 static void error(struct http_response *rs,
132 enum pazpar2_error_code code,
135 struct http_channel *c = rs->channel;
136 WRBUF text = wrbuf_alloc();
137 const char *http_status = "417";
138 const char *msg = get_msg(code);
140 rs->msg = nmem_strdup(c->nmem, msg);
141 strcpy(rs->code, http_status);
143 wrbuf_printf(text, "<error code=\"%d\" msg=\"%s\">", (int) code,
146 wrbuf_xmlputs(text, addinfo);
147 wrbuf_puts(text, "</error>");
149 yaz_log(YLOG_WARN, "HTTP %s %s%s%s", http_status,
150 msg, addinfo ? ": " : "" , addinfo ? addinfo : "");
151 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(text));
153 http_send_response(c);
156 unsigned int make_sessionid(void)
158 static int seq = 0; /* thread pr */
162 if (global_parameters.debug_mode)
171 if (gettimeofday(&t, 0) < 0)
173 yaz_log(YLOG_WARN|YLOG_ERRNO, "gettimeofday");
176 /* at most 256 sessions per second ..
177 (long long would be more appropriate)*/
179 res = ((res << 8) | (seq & 0xff)) & ((1U << 31) - 1);
185 static struct http_session *locate_session(struct http_request *rq, struct http_response *rs)
187 struct http_session *p;
188 const char *session = http_argbyname(rq, "session");
193 error(rs, PAZPAR2_MISSING_PARAMETER, "session");
197 for (p = session_list; p; p = p->next)
198 if (id == p->session_id)
200 iochan_activity(p->timeout_iochan);
203 error(rs, PAZPAR2_NO_SESSION, session);
207 // Decode settings parameters and apply to session
208 // Syntax: setting[target]=value
209 static int process_settings(struct session *se, struct http_request *rq,
210 struct http_response *rs)
212 struct http_argument *a;
214 for (a = rq->arguments; a; a = a->next)
215 if (strchr(a->name, '['))
222 // Nmem_strsplit *rules*!!!
223 nmem_strsplit(se->session_nmem, "[]", a->name, &res, &num);
226 error(rs, PAZPAR2_MALFORMED_SETTING, a->name);
231 session_apply_setting(se, dbname, setting,
232 nmem_strdup(se->session_nmem, a->value));
237 static void cmd_exit(struct http_channel *c)
239 yaz_log(YLOG_WARN, "exit");
240 http_close_server(c->server);
243 static void cmd_init(struct http_channel *c)
247 const char *clear = http_argbyname(c->request, "clear");
248 const char *service_name = http_argbyname(c->request, "service");
249 struct conf_service *service = locate_service(c->server,
251 struct http_session *s = http_session_create(service);
252 struct http_response *rs = c->response;
256 error(rs, PAZPAR2_MALFORMED_PARAMETER_VALUE, "service");
260 yaz_log(YLOG_DEBUG, "HTTP Session init");
261 if (!clear || *clear == '0')
262 session_init_databases(s->psession);
264 yaz_log(YLOG_LOG, "No databases preloaded");
265 sesid = make_sessionid();
266 s->session_id = sesid;
267 if (process_settings(s->psession, c->request, c->response) < 0)
269 sprintf(buf, "<init><status>OK</status><session>%u</session>"
270 "<protocol>" PAZPAR2_PROTOCOL_VERSION "</protocol></init>", sesid);
271 rs->payload = nmem_strdup(c->nmem, buf);
272 http_send_response(c);
275 static void cmd_settings(struct http_channel *c)
277 struct http_response *rs = c->response;
278 struct http_request *rq = c->request;
279 struct http_session *s = locate_session(rq, rs);
284 if (process_settings(s->psession, rq, rs) < 0)
286 rs->payload = "<settings><status>OK</status></settings>";
287 http_send_response(c);
290 // Compares two hitsbytarget nodes by hitcount
291 static int cmp_ht(const void *p1, const void *p2)
293 const struct hitsbytarget *h1 = p1;
294 const struct hitsbytarget *h2 = p2;
295 return h2->hits - h1->hits;
298 // This implements functionality somewhat similar to 'bytarget', but in a termlist form
299 static void targets_termlist(WRBUF wrbuf, struct session *se, int num,
302 struct hitsbytarget *ht;
305 ht = hitsbytarget(se, &count, nmem);
306 qsort(ht, count, sizeof(struct hitsbytarget), cmp_ht);
307 for (i = 0; i < count && i < num && ht[i].hits > 0; i++)
310 // do only print terms which have display names
312 wrbuf_puts(wrbuf, "<term>\n");
314 wrbuf_puts(wrbuf, "<id>");
315 wrbuf_xmlputs(wrbuf, ht[i].id);
316 wrbuf_puts(wrbuf, "</id>\n");
318 wrbuf_puts(wrbuf, "<name>");
319 if (!ht[i].name || !ht[i].name[0])
320 wrbuf_xmlputs(wrbuf, "NO TARGET NAME");
322 wrbuf_xmlputs(wrbuf, ht[i].name);
323 wrbuf_puts(wrbuf, "</name>\n");
325 wrbuf_printf(wrbuf, "<frequency>%d</frequency>\n", ht[i].hits);
327 wrbuf_puts(wrbuf, "<state>");
328 wrbuf_xmlputs(wrbuf, ht[i].state);
329 wrbuf_puts(wrbuf, "</state>\n");
331 wrbuf_printf(wrbuf, "<diagnostic>%d</diagnostic>\n",
333 wrbuf_puts(wrbuf, "</term>\n");
337 static void cmd_termlist(struct http_channel *c)
339 struct http_response *rs = c->response;
340 struct http_request *rq = c->request;
341 struct http_session *s = locate_session(rq, rs);
342 struct termlist_score **p;
345 const char *name = http_argbyname(rq, "name");
346 const char *nums = http_argbyname(rq, "num");
353 status = session_active_clients(s->psession);
357 if (strlen(name) > 255)
362 wrbuf_rewind(c->wrbuf);
364 wrbuf_puts(c->wrbuf, "<termlist>\n");
365 wrbuf_printf(c->wrbuf, "<activeclients>%d</activeclients>\n", status);
371 if (!(tp = strchr(name, ',')))
372 tp = name + strlen(name);
373 strncpy(tname, name, tp - name);
374 tname[tp - name] = '\0';
376 wrbuf_puts(c->wrbuf, "<list name=\"");
377 wrbuf_xmlputs(c->wrbuf, tname);
378 wrbuf_puts(c->wrbuf, "\">\n");
379 if (!strcmp(tname, "xtargets"))
380 targets_termlist(c->wrbuf, s->psession, num, c->nmem);
383 p = termlist(s->psession, tname, &len);
385 for (i = 0; i < len && i < num; i++){
386 // prevnt sending empty term elements
387 if (!p[i]->term || !p[i]->term[0])
390 wrbuf_puts(c->wrbuf, "<term>");
391 wrbuf_puts(c->wrbuf, "<name>");
392 wrbuf_xmlputs(c->wrbuf, p[i]->term);
393 wrbuf_puts(c->wrbuf, "</name>");
395 wrbuf_printf(c->wrbuf,
396 "<frequency>%d</frequency>",
398 wrbuf_puts(c->wrbuf, "</term>\n");
401 wrbuf_puts(c->wrbuf, "</list>\n");
406 wrbuf_puts(c->wrbuf, "</termlist>\n");
407 rs->payload = nmem_strdup(rq->channel->nmem, wrbuf_cstr(c->wrbuf));
408 http_send_response(c);
412 static void cmd_bytarget(struct http_channel *c)
414 struct http_response *rs = c->response;
415 struct http_request *rq = c->request;
416 struct http_session *s = locate_session(rq, rs);
417 struct hitsbytarget *ht;
422 ht = hitsbytarget(s->psession, &count, c->nmem);
423 wrbuf_rewind(c->wrbuf);
424 wrbuf_puts(c->wrbuf, "<bytarget><status>OK</status>");
426 for (i = 0; i < count; i++)
428 wrbuf_puts(c->wrbuf, "\n<target>");
430 wrbuf_puts(c->wrbuf, "<id>");
431 wrbuf_xmlputs(c->wrbuf, ht[i].id);
432 wrbuf_puts(c->wrbuf, "</id>\n");
434 if (ht[i].name && ht[i].name[0])
436 wrbuf_puts(c->wrbuf, "<name>");
437 wrbuf_xmlputs(c->wrbuf, ht[i].name);
438 wrbuf_puts(c->wrbuf, "</name>\n");
441 wrbuf_printf(c->wrbuf, "<hits>%d</hits>\n", ht[i].hits);
442 wrbuf_printf(c->wrbuf, "<diagnostic>%d</diagnostic>\n", ht[i].diagnostic);
443 wrbuf_printf(c->wrbuf, "<records>%d</records>\n", ht[i].records);
445 wrbuf_puts(c->wrbuf, "<state>");
446 wrbuf_xmlputs(c->wrbuf, ht[i].state);
447 wrbuf_puts(c->wrbuf, "</state>\n");
449 wrbuf_puts(c->wrbuf, "</target>");
452 wrbuf_puts(c->wrbuf, "</bytarget>");
453 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
454 http_send_response(c);
457 static void write_metadata(WRBUF w, struct conf_service *service,
458 struct record_metadata **ml, int full)
462 for (imeta = 0; imeta < service->num_metadata; imeta++)
464 struct conf_metadata *cmd = &service->metadata[imeta];
465 struct record_metadata *md;
466 if (!cmd->brief && !full)
468 for (md = ml[imeta]; md; md = md->next)
470 wrbuf_printf(w, "\n<md-%s>", cmd->name);
474 case Metadata_type_generic:
475 wrbuf_xmlputs(w, md->data.text.disp);
477 case Metadata_type_year:
478 wrbuf_printf(w, "%d", md->data.number.min);
479 if (md->data.number.min != md->data.number.max)
480 wrbuf_printf(w, "-%d", md->data.number.max);
483 wrbuf_puts(w, "[can't represent]");
485 wrbuf_printf(w, "</md-%s>", cmd->name);
490 static void write_subrecord(struct record *r, WRBUF w,
491 struct conf_service *service, int show_details)
493 const char *name = session_setting_oneval(
494 client_get_database(r->client), PZ_NAME);
496 wrbuf_puts(w, "<location id=\"");
497 wrbuf_xmlputs(w, client_get_database(r->client)->database->url);
498 wrbuf_puts(w, "\" ");
500 wrbuf_puts(w, "name=\"");
501 wrbuf_xmlputs(w, *name ? name : "Unknown");
502 wrbuf_puts(w, "\">");
504 write_metadata(w, service, r->metadata, show_details);
505 wrbuf_puts(w, "</location>\n");
508 static void show_raw_record_error(void *data, const char *addinfo)
510 http_channel_observer_t obs = data;
511 struct http_channel *c = http_channel_observer_chan(obs);
512 struct http_response *rs = c->response;
514 http_remove_observer(obs);
516 error(rs, PAZPAR2_RECORD_FAIL, addinfo);
519 static void show_raw_record_ok(void *data, const char *buf, size_t sz)
521 http_channel_observer_t obs = data;
522 struct http_channel *c = http_channel_observer_chan(obs);
523 struct http_response *rs = c->response;
525 http_remove_observer(obs);
527 wrbuf_write(c->wrbuf, buf, sz);
528 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
529 http_send_response(c);
533 static void show_raw_record_ok_binary(void *data, const char *buf, size_t sz)
535 http_channel_observer_t obs = data;
536 struct http_channel *c = http_channel_observer_chan(obs);
537 struct http_response *rs = c->response;
539 http_remove_observer(obs);
541 wrbuf_write(c->wrbuf, buf, sz);
542 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
544 rs->content_type = "application/octet-stream";
545 http_send_response(c);
549 void show_raw_reset(void *data, struct http_channel *c, void *data2)
551 //struct client *client = data;
552 //client_show_raw_remove(client, data2);
555 static void cmd_record_ready(void *data);
557 static void cmd_record(struct http_channel *c)
559 struct http_response *rs = c->response;
560 struct http_request *rq = c->request;
561 struct http_session *s = locate_session(rq, rs);
562 struct record_cluster *rec, *prev_r, *next_r;
564 struct conf_service *service;
565 const char *idstr = http_argbyname(rq, "id");
566 const char *offsetstr = http_argbyname(rq, "offset");
567 const char *binarystr = http_argbyname(rq, "binary");
571 service = s->psession->service;
574 error(rs, PAZPAR2_MISSING_PARAMETER, "id");
577 wrbuf_rewind(c->wrbuf);
578 if (!(rec = show_single(s->psession, idstr, &prev_r, &next_r)))
580 if (session_active_clients(s->psession) == 0)
582 error(rs, PAZPAR2_RECORD_MISSING, idstr);
584 else if (session_set_watch(s->psession, SESSION_WATCH_RECORD,
585 cmd_record_ready, c, c) != 0)
587 error(rs, PAZPAR2_RECORD_MISSING, idstr);
593 int offset = atoi(offsetstr);
594 const char *syntax = http_argbyname(rq, "syntax");
595 const char *esn = http_argbyname(rq, "esn");
597 struct record*r = rec->records;
600 if (binarystr && *binarystr != '0')
603 for (i = 0; i < offset && r; r = r->next, i++)
607 error(rs, PAZPAR2_RECORD_FAIL, "no record at offset given");
612 http_channel_observer_t obs =
613 http_add_observer(c, r->client, show_raw_reset);
614 int ret = client_show_raw_begin(r->client, r->position,
617 show_raw_record_error,
619 show_raw_record_ok_binary :
624 http_remove_observer(obs);
625 error(rs, PAZPAR2_NO_SESSION, 0);
631 wrbuf_puts(c->wrbuf, "<record>\n");
632 wrbuf_puts(c->wrbuf, "<recid>");
633 wrbuf_xmlputs(c->wrbuf, rec->recid);
634 wrbuf_puts(c->wrbuf, "</recid>\n");
637 wrbuf_puts(c->wrbuf, "<prevrecid>");
638 wrbuf_xmlputs(c->wrbuf, prev_r->recid);
639 wrbuf_puts(c->wrbuf, "</prevrecid>\n");
643 wrbuf_puts(c->wrbuf, "<nextrecid>");
644 wrbuf_xmlputs(c->wrbuf, next_r->recid);
645 wrbuf_puts(c->wrbuf, "</nextrecid>\n");
647 wrbuf_printf(c->wrbuf, "<activeclients>%d</activeclients>\n",
648 session_active_clients(s->psession));
649 write_metadata(c->wrbuf, service, rec->metadata, 1);
650 for (r = rec->records; r; r = r->next)
651 write_subrecord(r, c->wrbuf, service, 1);
652 wrbuf_puts(c->wrbuf, "</record>\n");
653 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
654 http_send_response(c);
658 static void cmd_record_ready(void *data)
660 struct http_channel *c = (struct http_channel *) data;
665 static void show_records(struct http_channel *c, int active)
667 struct http_request *rq = c->request;
668 struct http_response *rs = c->response;
669 struct http_session *s = locate_session(rq, rs);
670 struct record_cluster **rl;
671 struct reclist_sortparms *sp;
672 const char *start = http_argbyname(rq, "start");
673 const char *num = http_argbyname(rq, "num");
674 const char *sort = http_argbyname(rq, "sort");
684 // We haven't counted clients yet if we're called on a block release
686 active = session_active_clients(s->psession);
689 startn = atoi(start);
694 if (!(sp = reclist_parse_sortparms(c->nmem, sort, s->psession->service)))
696 error(rs, PAZPAR2_MALFORMED_PARAMETER_VALUE, "sort");
700 rl = show(s->psession, sp, startn, &numn, &total, &total_hits, c->nmem);
702 wrbuf_rewind(c->wrbuf);
703 wrbuf_puts(c->wrbuf, "<show>\n<status>OK</status>\n");
704 wrbuf_printf(c->wrbuf, "<activeclients>%d</activeclients>\n", active);
705 wrbuf_printf(c->wrbuf, "<merged>%d</merged>\n", total);
706 wrbuf_printf(c->wrbuf, "<total>%d</total>\n", total_hits);
707 wrbuf_printf(c->wrbuf, "<start>%d</start>\n", startn);
708 wrbuf_printf(c->wrbuf, "<num>%d</num>\n", numn);
710 for (i = 0; i < numn; i++)
714 struct record_cluster *rec = rl[i];
715 struct conf_service *service = s->psession->service;
717 wrbuf_puts(c->wrbuf, "<hit>\n");
718 write_metadata(c->wrbuf, service, rec->metadata, 0);
719 for (ccount = 0, p = rl[i]->records; p; p = p->next, ccount++)
720 write_subrecord(p, c->wrbuf, service, 0); // subrecs w/o details
722 wrbuf_printf(c->wrbuf, "<count>%d</count>\n", ccount);
723 wrbuf_puts(c->wrbuf, "<recid>");
724 wrbuf_xmlputs(c->wrbuf, rec->recid);
725 wrbuf_puts(c->wrbuf, "</recid>\n");
726 wrbuf_puts(c->wrbuf, "</hit>\n");
729 wrbuf_puts(c->wrbuf, "</show>\n");
730 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
731 http_send_response(c);
734 static void show_records_ready(void *data)
736 struct http_channel *c = (struct http_channel *) data;
741 static void cmd_show(struct http_channel *c)
743 struct http_request *rq = c->request;
744 struct http_response *rs = c->response;
745 struct http_session *s = locate_session(rq, rs);
746 const char *block = http_argbyname(rq, "block");
752 status = session_active_clients(s->psession);
756 if (status && (!s->psession->reclist || !s->psession->reclist->num_records))
758 // if there is already a watch/block. we do not block this one
759 if (session_set_watch(s->psession, SESSION_WATCH_SHOW,
760 show_records_ready, c, c) != 0)
762 yaz_log(YLOG_DEBUG, "Blocking on cmd_show");
768 show_records(c, status);
771 static void cmd_ping(struct http_channel *c)
773 struct http_request *rq = c->request;
774 struct http_response *rs = c->response;
775 struct http_session *s = locate_session(rq, rs);
778 rs->payload = "<ping><status>OK</status></ping>";
779 http_send_response(c);
782 static int utf_8_valid(const char *str)
784 yaz_iconv_t cd = yaz_iconv_open("utf-8", "utf-8");
787 /* check that query is UTF-8 encoded */
788 char *inbuf = (char *) str; /* we know iconv does not alter this */
789 size_t inbytesleft = strlen(inbuf);
791 size_t outbytesleft = strlen(inbuf) + 10;
792 char *out = xmalloc(outbytesleft);
794 size_t r = yaz_iconv(cd, &inbuf, &inbytesleft, &outbuf, &outbytesleft);
796 /* if OK, try flushing the rest */
797 if (r != (size_t) (-1))
798 r = yaz_iconv(cd, 0, 0, &outbuf, &outbytesleft);
801 if (r == (size_t) (-1))
807 static void cmd_search(struct http_channel *c)
809 struct http_request *rq = c->request;
810 struct http_response *rs = c->response;
811 struct http_session *s = locate_session(rq, rs);
812 const char *query = http_argbyname(rq, "query");
813 const char *filter = http_argbyname(rq, "filter");
814 enum pazpar2_error_code code;
815 const char *addinfo = 0;
821 error(rs, PAZPAR2_MISSING_PARAMETER, "query");
824 if (!utf_8_valid(query))
826 error(rs, PAZPAR2_MALFORMED_PARAMETER_ENCODING, "query");
829 code = search(s->psession, query, filter, &addinfo);
832 error(rs, code, addinfo);
835 rs->payload = "<search><status>OK</status></search>";
836 http_send_response(c);
840 static void cmd_stat(struct http_channel *c)
842 struct http_request *rq = c->request;
843 struct http_response *rs = c->response;
844 struct http_session *s = locate_session(rq, rs);
845 struct statistics stat;
853 clients = session_active_clients(s->psession);
854 statistics(s->psession, &stat);
856 if (stat.num_clients > 0) {
857 progress = (stat.num_clients - clients) / (float)stat.num_clients;
860 wrbuf_rewind(c->wrbuf);
861 wrbuf_puts(c->wrbuf, "<stat>");
862 wrbuf_printf(c->wrbuf, "<activeclients>%d</activeclients>\n", clients);
863 wrbuf_printf(c->wrbuf, "<hits>%d</hits>\n", stat.num_hits);
864 wrbuf_printf(c->wrbuf, "<records>%d</records>\n", stat.num_records);
865 wrbuf_printf(c->wrbuf, "<clients>%d</clients>\n", stat.num_clients);
866 wrbuf_printf(c->wrbuf, "<unconnected>%d</unconnected>\n", stat.num_no_connection);
867 wrbuf_printf(c->wrbuf, "<connecting>%d</connecting>\n", stat.num_connecting);
868 wrbuf_printf(c->wrbuf, "<working>%d</working>\n", stat.num_working);
869 wrbuf_printf(c->wrbuf, "<idle>%d</idle>\n", stat.num_idle);
870 wrbuf_printf(c->wrbuf, "<failed>%d</failed>\n", stat.num_failed);
871 wrbuf_printf(c->wrbuf, "<error>%d</error>\n", stat.num_error);
872 wrbuf_printf(c->wrbuf, "<progress>%.2f</progress>\n", progress);
873 wrbuf_puts(c->wrbuf, "</stat>");
874 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
875 http_send_response(c);
878 static void cmd_info(struct http_channel *c)
880 char yaz_version_str[20];
881 struct http_response *rs = c->response;
883 wrbuf_rewind(c->wrbuf);
884 wrbuf_puts(c->wrbuf, "<info>\n");
885 wrbuf_puts(c->wrbuf, " <version>\n");
886 wrbuf_puts(c->wrbuf, "<pazpar2");
887 #ifdef PAZPAR2_VERSION_SHA1
888 wrbuf_printf(c->wrbuf, " sha1=\"%s\"", PAZPAR2_VERSION_SHA1);
890 wrbuf_puts(c->wrbuf, ">");
891 wrbuf_xmlputs(c->wrbuf, VERSION);
892 wrbuf_puts(c->wrbuf, "</pazpar2>");
895 yaz_version(yaz_version_str, 0);
896 wrbuf_puts(c->wrbuf, " <yaz compiled=\"");
897 wrbuf_xmlputs(c->wrbuf, YAZ_VERSION);
898 wrbuf_puts(c->wrbuf, "\">");
899 wrbuf_xmlputs(c->wrbuf, yaz_version_str);
900 wrbuf_puts(c->wrbuf, "</yaz>\n");
902 wrbuf_puts(c->wrbuf, " </version>\n");
904 wrbuf_puts(c->wrbuf, "</info>");
905 rs->payload = nmem_strdup(c->nmem, wrbuf_cstr(c->wrbuf));
906 http_send_response(c);
911 void (*fun)(struct http_channel *c);
913 { "init", cmd_init },
914 { "settings", cmd_settings },
915 { "stat", cmd_stat },
916 { "bytarget", cmd_bytarget },
917 { "show", cmd_show },
918 { "search", cmd_search },
919 { "termlist", cmd_termlist },
920 { "exit", cmd_exit },
921 { "ping", cmd_ping },
922 { "record", cmd_record },
923 { "info", cmd_info },
927 void http_command(struct http_channel *c)
929 const char *command = http_argbyname(c->request, "command");
930 struct http_response *rs = http_create_response(c);
935 http_addheader(rs, "Expires", "Thu, 19 Nov 1981 08:52:00 GMT");
936 http_addheader(rs, "Cache-Control", "no-store, no-cache, must-revalidate, post-check=0, pre-check=0");
940 error(rs, PAZPAR2_MISSING_PARAMETER, "command");
943 for (i = 0; commands[i].name; i++)
944 if (!strcmp(commands[i].name, command))
946 (*commands[i].fun)(c);
949 if (!commands[i].name)
950 error(rs, PAZPAR2_MALFORMED_PARAMETER_VALUE, "command");
958 * c-file-style: "Stroustrup"
959 * indent-tabs-mode: nil
961 * vim: shiftwidth=4 tabstop=8 expandtab