ztest/ztest.c

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) 1995-2013 Index Data
   3  * See the file LICENSE for details.
   4  */
   5 /** \file
   6  * \brief yaz-ztest Generic Frontend Server
   7  */
   8 #if HAVE_CONFIG_H
   9 #include <config.h>
  10 #endif
  11
  12
  13 #include <stdio.h>
  14 #include <math.h>
  15 #include <stdlib.h>
  16
  17 #if HAVE_SYS_TIME_H
  18 #include <sys/time.h>
  19 #endif
  20 #if HAVE_UNISTD_H
  21 #include <unistd.h>
  22 #endif
  23 #if HAVE_SYS_SELECT_H
  24 #include <sys/select.h>
  25 #endif
  26 #ifdef WIN32
  27 #include <windows.h>
  28 #endif
  29
  30 #include <yaz/log.h>
  31 #include <yaz/backend.h>
  32 #include <yaz/ill.h>
  33 #include <yaz/diagbib1.h>
  34 #include <yaz/otherinfo.h>
  35 #include <yaz/facet.h>
  36
  37 #include "ztest.h"
  38
  39 static int log_level=0;
  40 static int log_level_set=0;
  41
  42 struct delay {
  43     double d1;
  44     double d2;
  45 };
  46
  47 struct result_set {
  48     char *name;
  49     char *db;
  50     Odr_int hits;
  51     struct delay search_delay;
  52     struct delay present_delay;
  53     struct delay fetch_delay;
  54     struct result_set *next;
  55 };
  56
  57 struct session_handle {
  58     struct result_set *result_sets;
  59 };
  60
  61 int ztest_search(void *handle, bend_search_rr *rr);
  62 int ztest_sort(void *handle, bend_sort_rr *rr);
  63 int ztest_present(void *handle, bend_present_rr *rr);
  64 int ztest_esrequest(void *handle, bend_esrequest_rr *rr);
  65 int ztest_delete(void *handle, bend_delete_rr *rr);
  66
  67 static struct result_set *get_set(struct session_handle *sh, const char *name)
  68 {
  69     struct result_set *set = sh->result_sets;
  70     for (; set; set = set->next)
  71         if (!strcmp(name, set->name))
  72             return set;
  73     return 0;
  74 }
  75
  76 static void remove_sets(struct session_handle *sh)
  77 {
  78     struct result_set *set = sh->result_sets;
  79     while (set)
  80     {
  81         struct result_set *set_next = set->next;
  82         xfree(set->name);
  83         xfree(set->db);
  84         xfree(set);
  85         set = set_next;
  86     }
  87     sh->result_sets = 0;
  88 }
  89
  90 /** \brief use term value as hit count
  91     \param s RPN structure
  92     \return >= 0: search term number or -1: not found
  93
  94     Traverse RPN tree 'in order' and use term value as hit count.
  95     Only terms  that looks a numeric is used.. Returns -1 if
  96     no sub tree has a hit count term
  97 */
  98 static Odr_int get_term_hit(Z_RPNStructure *s, unsigned *hash)
  99 {
 100     Odr_int h = -1;
 101     switch(s->which)
 102     {
 103     case Z_RPNStructure_simple:
 104         if (s->u.simple->which == Z_Operand_APT)
 105         {
 106             Z_AttributesPlusTerm *apt = s->u.simple->u.attributesPlusTerm;
 107             if (apt->term->which == Z_Term_general)
 108             {
 109                 Odr_oct *oct = apt->term->u.general;
 110                 if (oct->len > 0 && oct->buf[0] >= '0' && oct->buf[0] <= '9')
 111                 {
 112                     WRBUF hits_str = wrbuf_alloc();
 113                     wrbuf_write(hits_str, (const char *) oct->buf, oct->len);
 114                     h = odr_atoi(wrbuf_cstr(hits_str));
 115                     wrbuf_destroy(hits_str);
 116                 }
 117                 else
 118                 {
 119                     int i;
 120                     for (i = 0; i < oct->len; i++)
 121                         *hash = *hash * 65509 + oct->buf[i];
 122                 }
 123             }
 124         }
 125         break;
 126     case Z_RPNStructure_complex:
 127         h = get_term_hit(s->u.complex->s1, hash);
 128         if (h == -1)
 129             h = get_term_hit(s->u.complex->s2, hash);
 130         break;
 131     }
 132     return h;
 133 }
 134
 135 /** \brief gets hit count for numeric terms in RPN queries
 136     \param q RPN Query
 137     \return number of hits
 138
 139     This is just for testing.. A real database of course uses
 140     the content of a database to establish a value.. In our case, we
 141     have a way to trigger a certain hit count. Good for testing of
 142     client applications etc
 143 */
 144 static Odr_int get_hit_count(Z_Query *q)
 145 {
 146     if (q->which == Z_Query_type_1 || q->which == Z_Query_type_101)
 147     {
 148         unsigned hash = 0;
 149         Odr_int h = -1;
 150         h = get_term_hit(q->u.type_1->RPNStructure, &hash);
 151         if (h == -1)
 152             h = hash % 24;
 153         return h;
 154     }
 155     else if (q->which == Z_Query_type_104 &&
 156              q->u.type_104->which == Z_External_CQL)
 157     {
 158         unsigned hash = 0;
 159         const char *cql = q->u.type_104->u.cql;
 160         int i;
 161         for (i = 0; cql[i]; i++)
 162             hash = hash * 65509 + cql[i];
 163         return hash % 24;
 164     }
 165     else
 166         return 24;
 167 }
 168
 169 /** \brief checks if it's a dummy Slow database
 170     \param basename database name to check
 171     \param association backend association (or NULL if not available)
 172     \retval 1 is slow database
 173     \retval 0 is not a slow database
 174
 175     The Slow database is for testing.. It allows us to simulate
 176     a slow server...
 177 */
 178 static int check_slow(const char *basename, bend_association association)
 179 {
 180     if (strncmp(basename, "Slow", 4) == 0)
 181     {
 182 #if HAVE_UNISTD_H
 183         int i, w = 3;
 184         if (basename[4])
 185             sscanf(basename+4, "%d", &w);
 186         /* wait up to 3 seconds and check if connection is still alive */
 187         for (i = 0; i < w; i++)
 188         {
 189             if (association && !bend_assoc_is_alive(association))
 190             {
 191                 yaz_log(YLOG_LOG, "search aborted");
 192                 break;
 193             }
 194             sleep(1);
 195         }
 196 #endif
 197         return 1;
 198     }
 199     return 0;
 200 }
 201
 202 static int strcmp_prefix(const char *s, const char *p)
 203 {
 204     size_t l = strlen(p);
 205     if (strlen(s) >= l && !memcmp(s, p, l))
 206         return 1;
 207     return 0;
 208 }
 209
 210 static void init_delay(struct delay *delayp)
 211 {
 212     delayp->d1 = delayp->d2 = 0.0;
 213 }
 214
 215 static int parse_delay(struct delay *delayp, const char *value)
 216 {
 217     if (sscanf(value, "%lf:%lf", &delayp->d1, &delayp->d2) == 2)
 218         ;
 219     else if (sscanf(value, "%lf", &delayp->d1) == 1)
 220         delayp->d2 = 0.0;
 221     else
 222         return -1;
 223     return 0;
 224 }
 225
 226 static void ztest_sleep(double d)
 227 {
 228 #ifdef WIN32
 229     Sleep( (DWORD) (d * 1000));
 230 #else
 231     struct timeval tv;
 232     tv.tv_sec = d;
 233     tv.tv_usec = (d - (long) d) * 1000000;
 234     select(0, 0, 0, 0, &tv);
 235 #endif
 236 }
 237
 238 static void do_delay(const struct delay *delayp)
 239 {
 240     double d = delayp->d1;
 241
 242     if (d > 0.0)
 243     {
 244         if (delayp->d2 > d)
 245             d += (rand()) * (delayp->d2 - d) / RAND_MAX;
 246         ztest_sleep(d);
 247     }
 248 }
 249
 250 static void addterms(ODR odr, Z_FacetField *facet_field, const char *facet_name)
 251 {
 252     int index;
 253     int freq = 100;
 254     int length = strlen(facet_name) + 10;
 255     char *key = odr_malloc(odr, length);
 256     key[0] = '\0';
 257     for (index = 0; index < facet_field->num_terms; index++)
 258     {
 259         Z_FacetTerm *facet_term;
 260         sprintf(key, "%s%d", facet_name, index);
 261         yaz_log(YLOG_DEBUG, "facet add term %s %d %s", facet_name, index, key);
 262
 263         facet_term = facet_term_create_cstr(odr, key, freq);
 264         freq = freq - 10 ;
 265         facet_field_term_set(odr, facet_field, facet_term, index);
 266     }
 267 }
 268
 269 Z_OtherInformation *build_facet_response(ODR odr, Z_FacetList *facet_list) {
 270     int index, new_index = 0;
 271     Z_FacetList *new_list = facet_list_create(odr, facet_list->num);
 272
 273     for (index = 0; index < facet_list->num; index++) {
 274         struct yaz_facet_attr attrvalues;
 275         yaz_facet_attr_init(&attrvalues);
 276         attrvalues.limit = 10;
 277         yaz_facet_attr_get_z_attributes(facet_list->elements[index]->attributes,
 278                                         &attrvalues);
 279         yaz_log(YLOG_LOG, "Attributes: %s %d ", attrvalues.useattr, attrvalues.limit);
 280         if (attrvalues.errstring)
 281             yaz_log(YLOG_LOG, "Error parsing attributes: %s", attrvalues.errstring);
 282         if (attrvalues.limit > 0 && attrvalues.useattr) {
 283             new_list->elements[new_index] = facet_field_create(odr, facet_list->elements[index]->attributes, attrvalues.limit);
 284             addterms(odr, new_list->elements[new_index], attrvalues.useattr);
 285             new_index++;
 286         }
 287         else {
 288             yaz_log(YLOG_DEBUG, "Facet: skipping %s due to 0 limit.", attrvalues.useattr);
 289         }
 290
 291     }
 292     new_list->num = new_index;
 293     if (new_index > 0) {
 294         Z_OtherInformation *oi = odr_malloc(odr, sizeof(*oi));
 295         Z_OtherInformationUnit *oiu = odr_malloc(odr, sizeof(*oiu));
 296         oi->num_elements = 1;
 297         oi->list = odr_malloc(odr, oi->num_elements * sizeof(*oi->list));
 298         oiu->category = 0;
 299         oiu->which = Z_OtherInfo_externallyDefinedInfo;
 300         oiu->information.externallyDefinedInfo = odr_malloc(odr, sizeof(*oiu->information.externallyDefinedInfo));
 301         oiu->information.externallyDefinedInfo->direct_reference = odr_oiddup(odr, yaz_oid_userinfo_facet_1);
 302         oiu->information.externallyDefinedInfo->descriptor = 0;
 303         oiu->information.externallyDefinedInfo->indirect_reference = 0;
 304         oiu->information.externallyDefinedInfo->which = Z_External_userFacets;
 305         oiu->information.externallyDefinedInfo->u.facetList = new_list;
 306         oi->list[0] = oiu;
 307         return oi;
 308     }
 309     return 0;
 310 }
 311
 312 static void echo_extra_args(ODR stream,
 313                             Z_SRW_extra_arg *extra_args, char **extra_response)
 314 {
 315     if (extra_args)
 316     {
 317         Z_SRW_extra_arg *a;
 318         WRBUF response_xml = wrbuf_alloc();
 319         wrbuf_puts(response_xml, "<extra>");
 320         for (a = extra_args; a; a = a->next)
 321         {
 322             wrbuf_puts(response_xml, "<extra name=\"");
 323             wrbuf_xmlputs(response_xml, a->name);
 324             wrbuf_puts(response_xml, "\"");
 325             if (a->value)
 326             {
 327                 wrbuf_puts(response_xml, " value=\"");
 328                 wrbuf_xmlputs(response_xml, a->value);
 329                 wrbuf_puts(response_xml, "\"");
 330             }
 331             wrbuf_puts(response_xml, "/>");
 332         }
 333         wrbuf_puts(response_xml, "</extra>");
 334         *extra_response = odr_strdup(stream, wrbuf_cstr(response_xml));
 335         wrbuf_destroy(response_xml);
 336     }
 337
 338 }
 339
 340 int ztest_search(void *handle, bend_search_rr *rr)
 341 {
 342     struct session_handle *sh = (struct session_handle*) handle;
 343     struct result_set *new_set;
 344     const char *db, *db_sep;
 345
 346     if (rr->num_bases != 1)
 347     {
 348         rr->errcode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
 349         return 0;
 350     }
 351
 352     db = rr->basenames[0];
 353
 354     /* Allow Default, db.* and Slow */
 355     if (strcmp_prefix(db, "Default"))
 356         ;  /* Default is OK in our test */
 357     else if (strcmp_prefix(db, "db"))
 358         ;  /* db.* is OK in our test */
 359     else if (check_slow(rr->basenames[0], rr->association))
 360     {
 361         rr->estimated_hit_count = 1;
 362     }
 363     else
 364     {
 365         rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 366         rr->errstring = rr->basenames[0];
 367         return 0;
 368     }
 369
 370     new_set = get_set(sh, rr->setname);
 371     if (new_set)
 372     {
 373         if (!rr->replace_set)
 374         {
 375             rr->errcode = YAZ_BIB1_RESULT_SET_EXISTS_AND_REPLACE_INDICATOR_OFF;
 376             return 0;
 377         }
 378         xfree(new_set->db);
 379     }
 380     else
 381     {
 382         new_set = xmalloc(sizeof(*new_set));
 383         new_set->next = sh->result_sets;
 384         sh->result_sets = new_set;
 385         new_set->name = xstrdup(rr->setname);
 386     }
 387     new_set->hits = 0;
 388     new_set->db = xstrdup(db);
 389     init_delay(&new_set->search_delay);
 390     init_delay(&new_set->present_delay);
 391     init_delay(&new_set->fetch_delay);
 392
 393     db_sep = strchr(db, '?');
 394     if (db_sep)
 395     {
 396         char **names;
 397         char **values;
 398         int no_parms = yaz_uri_to_array(db_sep+1, rr->stream, &names, &values);
 399         int i;
 400         for (i = 0; i < no_parms; i++)
 401         {
 402             const char *name = names[i];
 403             const char *value = values[i];
 404             if (!strcmp(name, "seed"))
 405                 srand(atoi(value));
 406             else if (!strcmp(name, "search-delay"))
 407                 parse_delay(&new_set->search_delay, value);
 408             else if (!strcmp(name, "present-delay"))
 409                 parse_delay(&new_set->present_delay, value);
 410             else if (!strcmp(name, "fetch-delay"))
 411                 parse_delay(&new_set->fetch_delay, value);
 412             else
 413             {
 414                 rr->errcode = YAZ_BIB1_SERVICE_UNSUPP_FOR_THIS_DATABASE;
 415                 rr->errstring = odr_strdup(rr->stream, name);
 416             }
 417         }
 418     }
 419
 420     echo_extra_args(rr->stream, rr->extra_args, &rr->extra_response_data);
 421     rr->hits = get_hit_count(rr->query);
 422
 423     if (1)
 424     {
 425         Z_FacetList *facet_list = yaz_oi_get_facetlist(&rr->search_input);
 426         if (facet_list) {
 427             yaz_log(YLOG_LOG, "%d Facets in search request.", facet_list->num);
 428             rr->search_info = build_facet_response(rr->stream, facet_list);
 429         }
 430         else
 431             yaz_log(YLOG_DEBUG, "No facets parsed search request.");
 432
 433     }
 434     do_delay(&new_set->search_delay);
 435     new_set->hits = rr->hits;
 436
 437     return 0;
 438 }
 439
 440
 441 /* this huge function handles extended services */
 442 int ztest_esrequest(void *handle, bend_esrequest_rr *rr)
 443 {
 444     if (rr->esr->packageName)
 445         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
 446     yaz_log(log_level, "Waitaction: " ODR_INT_PRINTF, *rr->esr->waitAction);
 447
 448
 449     yaz_log(log_level, "function: " ODR_INT_PRINTF, *rr->esr->function);
 450
 451     if (!rr->esr->taskSpecificParameters)
 452     {
 453         yaz_log(log_level, "No task specific parameters");
 454     }
 455     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 456     {
 457         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 458         yaz_log(log_level, "Received ItemOrder");
 459         if (it->which == Z_IOItemOrder_esRequest)
 460         {
 461             Z_IORequest *ir = it->u.esRequest;
 462             Z_IOOriginPartToKeep *k = ir->toKeep;
 463             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 464             const char *xml_in_response = 0;
 465
 466             if (k && k->contact)
 467             {
 468                 if (k->contact->name)
 469                     yaz_log(log_level, "contact name %s", k->contact->name);
 470                 if (k->contact->phone)
 471                     yaz_log(log_level, "contact phone %s", k->contact->phone);
 472                 if (k->contact->email)
 473                     yaz_log(log_level, "contact email %s", k->contact->email);
 474             }
 475             if (k->addlBilling)
 476             {
 477                 yaz_log(log_level, "Billing info (not shown)");
 478             }
 479
 480             if (n->resultSetItem)
 481             {
 482                 yaz_log(log_level, "resultsetItem");
 483                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 484                 yaz_log(log_level, "item: " ODR_INT_PRINTF, *n->resultSetItem->item);
 485             }
 486             if (n->itemRequest)
 487             {
 488                 Z_External *r = (Z_External*) n->itemRequest;
 489                 ILL_ItemRequest *item_req = 0;
 490                 ILL_APDU *ill_apdu = 0;
 491                 if (r->direct_reference)
 492                 {
 493                     char oid_name_str[OID_STR_MAX];
 494                     oid_class oclass;
 495                     const char *oid_name =
 496                         yaz_oid_to_string_buf(r->direct_reference,
 497                                               &oclass, oid_name_str);
 498                     if (oid_name)
 499                         yaz_log(log_level, "OID %s", oid_name);
 500                     if (!oid_oidcmp(r->direct_reference, yaz_oid_recsyn_xml))
 501                     {
 502                         yaz_log(log_level, "ILL XML request");
 503                         if (r->which == Z_External_octet)
 504                             yaz_log(log_level, "%.*s",
 505                                     r->u.octet_aligned->len,
 506                                     r->u.octet_aligned->buf);
 507                         xml_in_response = "<dummy>x</dummy>";
 508                     }
 509                     if (!oid_oidcmp(r->direct_reference,
 510                                     yaz_oid_general_isoill_1))
 511                     {
 512                         yaz_log(log_level, "Decode ItemRequest begin");
 513                         if (r->which == ODR_EXTERNAL_single)
 514                         {
 515                             odr_setbuf(rr->decode,
 516                                        (char *) r->u.single_ASN1_type->buf,
 517                                        r->u.single_ASN1_type->len, 0);
 518
 519                             if (!ill_ItemRequest(rr->decode, &item_req, 0, 0))
 520                             {
 521                                 yaz_log(log_level,
 522                                         "Couldn't decode ItemRequest %s near %ld",
 523                                         odr_errmsg(odr_geterror(rr->decode)),
 524                                         (long) odr_offset(rr->decode));
 525                             }
 526                             else
 527                                 yaz_log(log_level, "Decode ItemRequest OK");
 528                             if (rr->print)
 529                             {
 530                                 ill_ItemRequest(rr->print, &item_req, 0,
 531                                                 "ItemRequest");
 532                                 odr_reset(rr->print);
 533                             }
 534                         }
 535                         if (!item_req && r->which == ODR_EXTERNAL_single)
 536                         {
 537                             yaz_log(log_level, "Decode ILL APDU begin");
 538                             odr_setbuf(rr->decode,
 539                                        (char*) r->u.single_ASN1_type->buf,
 540                                        r->u.single_ASN1_type->len, 0);
 541
 542                             if (!ill_APDU(rr->decode, &ill_apdu, 0, 0))
 543                             {
 544                                 yaz_log(log_level,
 545                                         "Couldn't decode ILL APDU %s near %ld",
 546                                         odr_errmsg(odr_geterror(rr->decode)),
 547                                         (long) odr_offset(rr->decode));
 548                                 yaz_log(log_level, "PDU dump:");
 549                                 odr_dumpBER(yaz_log_file(),
 550                                             (char *) r->u.single_ASN1_type->buf,
 551                                             r->u.single_ASN1_type->len);
 552                             }
 553                             else
 554                                 yaz_log(log_level, "Decode ILL APDU OK");
 555                             if (rr->print)
 556                             {
 557                                 ill_APDU(rr->print, &ill_apdu, 0,
 558                                          "ILL APDU");
 559                                 odr_reset(rr->print);
 560                             }
 561                         }
 562                     }
 563                 }
 564                 if (item_req)
 565                 {
 566                     yaz_log(log_level, "ILL protocol version = "
 567                             ODR_INT_PRINTF,
 568                             *item_req->protocol_version_num);
 569                 }
 570             }
 571             if (k)
 572             {
 573
 574                 Z_External *ext = (Z_External *)
 575                     odr_malloc(rr->stream, sizeof(*ext));
 576                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 577                     odr_malloc(rr->stream, sizeof(*keep));
 578                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 579                     odr_malloc(rr->stream, sizeof(*targetPart));
 580
 581                 rr->taskPackage = (Z_TaskPackage *)
 582                     odr_malloc(rr->stream, sizeof(*rr->taskPackage));
 583                 rr->taskPackage->packageType =
 584                     odr_oiddup(rr->stream, rr->esr->packageType);
 585                 rr->taskPackage->packageName = 0;
 586                 rr->taskPackage->userId = 0;
 587                 rr->taskPackage->retentionTime = 0;
 588                 rr->taskPackage->permissions = 0;
 589                 rr->taskPackage->description = 0;
 590                 rr->taskPackage->targetReference = (Odr_oct *)
 591                     odr_malloc(rr->stream, sizeof(Odr_oct));
 592                 rr->taskPackage->targetReference->buf =
 593                     (unsigned char *) odr_strdup(rr->stream, "911");
 594                 rr->taskPackage->targetReference->len =
 595                     rr->taskPackage->targetReference->size =
 596                     strlen((char *) (rr->taskPackage->targetReference->buf));
 597                 rr->taskPackage->creationDateTime = 0;
 598                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 599                 rr->taskPackage->packageDiagnostics = 0;
 600                 rr->taskPackage->taskSpecificParameters = ext;
 601
 602                 ext->direct_reference =
 603                     odr_oiddup(rr->stream, rr->esr->packageType);
 604                 ext->indirect_reference = 0;
 605                 ext->descriptor = 0;
 606                 ext->which = Z_External_itemOrder;
 607                 ext->u.itemOrder = (Z_ItemOrder *)
 608                     odr_malloc(rr->stream, sizeof(*ext->u.update));
 609                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 610                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 611                     odr_malloc(rr->stream, sizeof(Z_IOTaskPackage));
 612                 ext->u.itemOrder->u.taskPackage->originPart = k;
 613                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 614
 615                 if (xml_in_response)
 616                     targetPart->itemRequest =
 617                         z_ext_record_xml(rr->stream, xml_in_response,
 618                                          strlen(xml_in_response));
 619                 else
 620                     targetPart->itemRequest = 0;
 621
 622                 targetPart->statusOrErrorReport = 0;
 623                 targetPart->auxiliaryStatus = 0;
 624             }
 625         }
 626     }
 627     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 628     {
 629         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 630         yaz_log(log_level, "Received DB Update");
 631         if (up->which == Z_IUUpdate_esRequest)
 632         {
 633             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 634             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 635             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 636
 637             yaz_log(log_level, "action");
 638             if (toKeep->action)
 639             {
 640                 switch (*toKeep->action)
 641                 {
 642                 case Z_IUOriginPartToKeep_recordInsert:
 643                     yaz_log(log_level, " recordInsert");
 644                     break;
 645                 case Z_IUOriginPartToKeep_recordReplace:
 646                     yaz_log(log_level, " recordReplace");
 647                     break;
 648                 case Z_IUOriginPartToKeep_recordDelete:
 649                     yaz_log(log_level, " recordDelete");
 650                     break;
 651                 case Z_IUOriginPartToKeep_elementUpdate:
 652                     yaz_log(log_level, " elementUpdate");
 653                     break;
 654                 case Z_IUOriginPartToKeep_specialUpdate:
 655                     yaz_log(log_level, " specialUpdate");
 656                     break;
 657                 default:
 658                     yaz_log(log_level, " unknown (" ODR_INT_PRINTF ")",
 659                             *toKeep->action);
 660                 }
 661             }
 662             if (toKeep->databaseName)
 663             {
 664                 yaz_log(log_level, "database: %s", toKeep->databaseName);
 665                 if (!strcmp(toKeep->databaseName, "fault"))
 666                 {
 667                     rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 668                     rr->errstring = toKeep->databaseName;
 669                 }
 670                 if (!strcmp(toKeep->databaseName, "accept"))
 671                     rr->errcode = -1;
 672             }
 673             if (toKeep)
 674             {
 675                 Z_External *ext = (Z_External *)
 676                     odr_malloc(rr->stream, sizeof(*ext));
 677                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 678                     odr_malloc(rr->stream, sizeof(*keep));
 679                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 680                     odr_malloc(rr->stream, sizeof(*targetPart));
 681
 682                 rr->taskPackage = (Z_TaskPackage *)
 683                     odr_malloc(rr->stream, sizeof(*rr->taskPackage));
 684                 rr->taskPackage->packageType =
 685                     odr_oiddup(rr->stream, rr->esr->packageType);
 686                 rr->taskPackage->packageName = 0;
 687                 rr->taskPackage->userId = 0;
 688                 rr->taskPackage->retentionTime = 0;
 689                 rr->taskPackage->permissions = 0;
 690                 rr->taskPackage->description = 0;
 691                 rr->taskPackage->targetReference = (Odr_oct *)
 692                     odr_malloc(rr->stream, sizeof(Odr_oct));
 693                 rr->taskPackage->targetReference->buf =
 694                     (unsigned char *) odr_strdup(rr->stream, "123");
 695                 rr->taskPackage->targetReference->len =
 696                     rr->taskPackage->targetReference->size =
 697                     strlen((char *) (rr->taskPackage->targetReference->buf));
 698                 rr->taskPackage->creationDateTime = 0;
 699                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 700                 rr->taskPackage->packageDiagnostics = 0;
 701                 rr->taskPackage->taskSpecificParameters = ext;
 702
 703                 ext->direct_reference =
 704                     odr_oiddup(rr->stream, rr->esr->packageType);
 705                 ext->indirect_reference = 0;
 706                 ext->descriptor = 0;
 707                 ext->which = Z_External_update;
 708                 ext->u.update = (Z_IUUpdate *)
 709                     odr_malloc(rr->stream, sizeof(*ext->u.update));
 710                 ext->u.update->which = Z_IUUpdate_taskPackage;
 711                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 712                     odr_malloc(rr->stream, sizeof(Z_IUUpdateTaskPackage));
 713                 ext->u.update->u.taskPackage->originPart = keep;
 714                 ext->u.update->u.taskPackage->targetPart = targetPart;
 715
 716                 keep->action = odr_intdup(rr->stream, *toKeep->action);
 717                 keep->databaseName =
 718                     odr_strdup(rr->stream, toKeep->databaseName);
 719                 keep->schema = 0;
 720                 keep->elementSetName = 0;
 721                 keep->actionQualifier = 0;
 722
 723                 targetPart->updateStatus = odr_intdup(rr->stream, 1);
 724                 targetPart->num_globalDiagnostics = 0;
 725                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 726                 targetPart->num_taskPackageRecords = 1;
 727                 targetPart->taskPackageRecords =
 728                     (Z_IUTaskPackageRecordStructure **)
 729                     odr_malloc(rr->stream,
 730                                sizeof(Z_IUTaskPackageRecordStructure *));
 731                 targetPart->taskPackageRecords[0] =
 732                     (Z_IUTaskPackageRecordStructure *)
 733                     odr_malloc(rr->stream,
 734                                sizeof(Z_IUTaskPackageRecordStructure));
 735
 736                 targetPart->taskPackageRecords[0]->which =
 737                     Z_IUTaskPackageRecordStructure_record;
 738                 targetPart->taskPackageRecords[0]->u.record =
 739                     z_ext_record_sutrs(rr->stream, "test", 4);
 740                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 741                 targetPart->taskPackageRecords[0]->recordStatus =
 742                     odr_intdup(rr->stream,
 743                                Z_IUTaskPackageRecordStructure_success);
 744                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 745                     = 0;
 746
 747                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 748             }
 749             if (notToKeep)
 750             {
 751                 int i;
 752                 for (i = 0; i < notToKeep->num; i++)
 753                 {
 754                     Z_External *rec = notToKeep->elements[i]->record;
 755
 756                     if (rec->direct_reference)
 757                     {
 758                         char oid_name_str[OID_STR_MAX];
 759                         const char *oid_name
 760                             = oid_name = yaz_oid_to_string_buf(
 761                                 rec->direct_reference, 0,
 762                                 oid_name_str);
 763                         if (oid_name)
 764                             yaz_log(log_level, "record %d type %s", i,
 765                                     oid_name);
 766                     }
 767                     switch (rec->which)
 768                     {
 769                     case Z_External_sutrs:
 770                         if (rec->u.octet_aligned->len > 170)
 771                             yaz_log(log_level, "%d bytes:\n%.168s ...",
 772                                     rec->u.sutrs->len,
 773                                     rec->u.sutrs->buf);
 774                         else
 775                             yaz_log(log_level, "%d bytes:\n%s",
 776                                     rec->u.sutrs->len,
 777                                     rec->u.sutrs->buf);
 778                         break;
 779                     case Z_External_octet        :
 780                         if (rec->u.octet_aligned->len > 170)
 781                             yaz_log(log_level, "%d bytes:\n%.168s ...",
 782                                     rec->u.octet_aligned->len,
 783                                     rec->u.octet_aligned->buf);
 784                         else
 785                             yaz_log(log_level, "%d bytes\n%s",
 786                                     rec->u.octet_aligned->len,
 787                                     rec->u.octet_aligned->buf);
 788                     }
 789                 }
 790             }
 791         }
 792     }
 793     return 0;
 794 }
 795
 796 /* result set delete */
 797 int ztest_delete(void *handle, bend_delete_rr *rr)
 798 {
 799     if (rr->num_setnames == 1 && !strcmp(rr->setnames[0], "1"))
 800         rr->delete_status = Z_DeleteStatus_success;
 801     else
 802         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 803     return 0;
 804 }
 805
 806 /* Our sort handler really doesn't sort... */
 807 int ztest_sort(void *handle, bend_sort_rr *rr)
 808 {
 809     rr->errcode = 0;
 810     rr->sort_status = Z_SortResponse_success;
 811     return 0;
 812 }
 813
 814
 815 /* present request handler */
 816 int ztest_present(void *handle, bend_present_rr *rr)
 817 {
 818     struct session_handle *sh = (struct session_handle*) handle;
 819     struct result_set *set = get_set(sh, rr->setname);
 820
 821     if (!set)
 822     {
 823         rr->errcode = YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST;
 824         rr->errstring = odr_strdup(rr->stream, rr->setname);
 825         return 0;
 826     }
 827     do_delay(&set->present_delay);
 828     return 0;
 829 }
 830
 831 /* retrieval of a single record (present, and piggy back search) */
 832 int ztest_fetch(void *handle, bend_fetch_rr *r)
 833 {
 834     struct session_handle *sh = (struct session_handle*) handle;
 835     char *cp;
 836     const Odr_oid *oid = r->request_format;
 837     struct result_set *set = get_set(sh, r->setname);
 838     const char *esn = yaz_get_esn(r->comp);
 839
 840     if (!set)
 841     {
 842         r->errcode = YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST;
 843         r->errstring = odr_strdup(r->stream, r->setname);
 844         return 0;
 845     }
 846     do_delay(&set->fetch_delay);
 847     r->last_in_set = 0;
 848     r->basename = set->db;
 849     r->output_format = r->request_format;
 850
 851     if (r->number < 1 || r->number > set->hits)
 852     {
 853         r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 854         return 0;
 855     }
 856     if (!oid || yaz_oid_is_iso2709(oid))
 857     {
 858         cp = dummy_marc_record(r->number, r->stream);
 859         if (!cp)
 860         {
 861             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 862             r->surrogate_flag = 1;
 863             return 0;
 864         }
 865         else
 866         {
 867             r->len = strlen(cp);
 868             r->record = cp;
 869             r->output_format = odr_oiddup(r->stream, yaz_oid_recsyn_usmarc);
 870         }
 871     }
 872     else if (!oid_oidcmp(oid, yaz_oid_recsyn_opac))
 873     {
 874         cp = dummy_marc_record(r->number, r->stream);
 875         if (!cp)
 876         {
 877             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 878             r->surrogate_flag = 1;
 879             return 0;
 880         }
 881         r->record = (char *) dummy_opac(r->number, r->stream, cp);
 882         r->len = -1;
 883     }
 884     else if (!oid_oidcmp(oid, yaz_oid_recsyn_sutrs))
 885     {
 886         /* this section returns a small record */
 887         char buf[100];
 888
 889         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 890
 891         r->len = strlen(buf);
 892         r->record = (char *) odr_malloc(r->stream, r->len+1);
 893         strcpy(r->record, buf);
 894     }
 895     else if (!oid_oidcmp(oid, yaz_oid_recsyn_grs_1))
 896     {
 897         r->len = -1;
 898         r->record = (char*) dummy_grs_record(r->number, r->stream);
 899         if (!r->record)
 900         {
 901             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 902             r->surrogate_flag = 1;
 903             return 0;
 904         }
 905     }
 906     else if (!oid_oidcmp(oid, yaz_oid_recsyn_postscript))
 907     {
 908         char fname[20];
 909         FILE *f;
 910         long size;
 911
 912         sprintf(fname, "part.%d.ps", r->number);
 913         f = fopen(fname, "rb");
 914         if (!f)
 915         {
 916             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 917             r->surrogate_flag = 1;
 918             return 0;
 919         }
 920         fseek(f, 0L, SEEK_END);
 921         size = ftell(f);
 922         if (size <= 0 || size >= 5000000)
 923         {
 924             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 925             r->surrogate_flag = 1;
 926         }
 927         fseek(f, 0L, SEEK_SET);
 928         r->record = (char*) odr_malloc(r->stream, size);
 929         r->len = size;
 930         if (fread(r->record, size, 1, f) != 1)
 931         {
 932             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 933             r->surrogate_flag = 1;
 934         }
 935         fclose(f);
 936     }
 937     else if (!oid_oidcmp(oid, yaz_oid_recsyn_xml))
 938     {
 939         if ((cp = dummy_xml_record(r->number, r->stream, esn)))
 940         {
 941             r->len = strlen(cp);
 942             r->record = cp;
 943         }
 944         else
 945         {
 946             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 947             r->surrogate_flag = 1;
 948             return 0;
 949         }
 950     }
 951     else
 952     {
 953         char buf[OID_STR_MAX];
 954         r->errcode = YAZ_BIB1_RECORD_SYNTAX_UNSUPP;
 955         r->errstring = odr_strdup(r->stream, oid_oid_to_dotstring(oid, buf));
 956         return 0;
 957     }
 958     r->errcode = 0;
 959     return 0;
 960 }
 961
 962 /*
 963  * silly dummy-scan what reads words from a file.
 964  */
 965 int ztest_scan(void *handle, bend_scan_rr *q)
 966 {
 967     static FILE *f = 0;
 968     static struct scan_entry list[200];
 969     static char entries[200][80];
 970     int hits[200];
 971     char term[80], *p;
 972     int i, pos;
 973     int term_position_req = q->term_position;
 974     int num_entries_req = q->num_entries;
 975
 976     /* Throw Database unavailable if other than Default or Slow */
 977     if (!yaz_matchstr(q->basenames[0], "Default"))
 978         ;  /* Default is OK in our test */
 979     else if (check_slow(q->basenames[0], 0 /* no assoc for scan */))
 980         ;
 981     else
 982     {
 983         q->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 984         q->errstring = q->basenames[0];
 985         return 0;
 986     }
 987
 988     q->errcode = 0;
 989     q->errstring = 0;
 990     q->entries = list;
 991     q->status = BEND_SCAN_SUCCESS;
 992     if (!f && !(f = fopen("dummy-words", "r")))
 993     {
 994         perror("dummy-words");
 995         exit(1);
 996     }
 997     if (q->num_entries > 200)
 998     {
 999         q->errcode = YAZ_BIB1_RESOURCES_EXHAUSTED_NO_RESULTS_AVAILABLE;
1000         return 0;
1001     }
1002     if (q->term)
1003     {
1004         int len;
1005         if (q->term->term->which != Z_Term_general)
1006         {
1007             q->errcode = YAZ_BIB1_TERM_TYPE_UNSUPP;
1008             return 0;
1009         }
1010         if (*q->step_size != 0)
1011         {
1012             q->errcode = YAZ_BIB1_ONLY_ZERO_STEP_SIZE_SUPPORTED_FOR_SCAN;
1013             return 0;
1014         }
1015         len = q->term->term->u.general->len;
1016         if (len >= (int ) sizeof(term))
1017             len = sizeof(term)-1;
1018         memcpy(term, q->term->term->u.general->buf, len);
1019         term[len] = '\0';
1020     }
1021     else if (q->scanClause)
1022     {
1023         strncpy(term, q->scanClause, sizeof(term)-1);
1024         term[sizeof(term)-1] = '\0';
1025     }
1026     else
1027         strcpy(term, "0");
1028
1029     for (p = term; *p; p++)
1030         if (yaz_islower(*p))
1031             *p = yaz_toupper(*p);
1032
1033     fseek(f, 0, SEEK_SET);
1034     q->num_entries = 0;
1035
1036     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
1037          i++, pos < 199 ? pos++ : (pos = 0))
1038     {
1039         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
1040         {
1041             if ((q->term_position = term_position_req) > i + 1)
1042             {
1043                 q->term_position = i + 1;
1044                 q->status = BEND_SCAN_PARTIAL;
1045             }
1046             for (; q->num_entries < q->term_position; q->num_entries++)
1047             {
1048                 int po;
1049
1050                 po = pos - q->term_position + q->num_entries+1; /* find pos */
1051                 if (po < 0)
1052                     po += 200;
1053
1054                 if (!strcmp(term, "SD") && q->num_entries == 2)
1055                 {
1056                     list[q->num_entries].term = entries[pos];
1057                     list[q->num_entries].occurrences = -1;
1058                     list[q->num_entries].errcode =
1059                         YAZ_BIB1_SCAN_UNSUPP_VALUE_OF_POSITION_IN_RESPONSE;
1060                     list[q->num_entries].errstring = "SD for Scan Term";
1061                 }
1062                 else
1063                 {
1064                     list[q->num_entries].term = entries[po];
1065                     list[q->num_entries].occurrences = hits[po];
1066                 }
1067             }
1068         }
1069         else if (q->num_entries)
1070         {
1071             list[q->num_entries].term = entries[pos];
1072             list[q->num_entries].occurrences = hits[pos];
1073             q->num_entries++;
1074         }
1075         if (q->num_entries >= num_entries_req)
1076             break;
1077     }
1078     echo_extra_args(q->stream, q->extra_args, &q->extra_response_data);
1079     if (feof(f))
1080         q->status = BEND_SCAN_PARTIAL;
1081     return 0;
1082 }
1083
1084 int ztest_explain(void *handle, bend_explain_rr *rr)
1085 {
1086     if (rr->database && !strcmp(rr->database, "Default"))
1087     {
1088         rr->explain_buf = "<explain>\n"
1089             "\t<serverInfo>\n"
1090             "\t\t<host>localhost</host>\n"
1091             "\t\t<port>210</port>\n"
1092             "\t</serverInfo>\n"
1093             "</explain>\n";
1094     }
1095     return 0;
1096 }
1097
1098 int ztest_update(void *handle, bend_update_rr *rr)
1099 {
1100     rr->operation_status = "success";
1101     return 0;
1102 }
1103
1104 bend_initresult *bend_init(bend_initrequest *q)
1105 {
1106     bend_initresult *r = (bend_initresult *)
1107         odr_malloc(q->stream, sizeof(*r));
1108     struct session_handle *sh = xmalloc(sizeof(*sh));
1109
1110     sh->result_sets = 0;
1111
1112     if (!log_level_set)
1113     {
1114         log_level=yaz_log_module_level("ztest");
1115         log_level_set=1;
1116     }
1117
1118     r->errcode = 0;
1119     r->errstring = 0;
1120     r->handle = sh;                         /* tell GFS about our handle */
1121     q->bend_sort = ztest_sort;              /* register sort handler */
1122     q->bend_search = ztest_search;          /* register search handler */
1123     q->bend_present = ztest_present;        /* register present handle */
1124     q->bend_esrequest = ztest_esrequest;
1125     q->bend_delete = ztest_delete;
1126     q->bend_fetch = ztest_fetch;
1127     q->bend_scan = ztest_scan;
1128 #if 0
1129     q->bend_explain = ztest_explain;
1130 #endif
1131     q->bend_srw_scan = ztest_scan;
1132     q->bend_srw_update = ztest_update;
1133
1134     q->query_charset = "ISO-8859-1";
1135     q->records_in_same_charset = 0;
1136
1137     return r;
1138 }
1139
1140 void bend_close(void *handle)
1141 {
1142     struct session_handle *sh = (struct session_handle*) handle;
1143     remove_sets(sh);
1144     xfree(sh);              /* release our session */
1145     return;
1146 }
1147
1148 int main(int argc, char **argv)
1149 {
1150     return statserv_main(argc, argv, bend_init, bend_close);
1151 }
1152 /*
1153  * Local variables:
1154  * c-basic-offset: 4
1155  * c-file-style: "Stroustrup"
1156  * indent-tabs-mode: nil
1157  * End:
1158  * vim: shiftwidth=4 tabstop=8 expandtab
1159  */
1160