ztest/ztest.c

   1 /* This file is part of the YAZ toolkit.
   2  * Copyright (C) 1995-2010 Index Data
   3  * See the file LICENSE for details.
   4  */
   5
   6 /** \file
   7  * \brief yaz-ztest Generic Frontend Server
   8  */
   9
  10 #include <stdio.h>
  11 #include <math.h>
  12 #include <stdlib.h>
  13 #include <ctype.h>
  14
  15 #if HAVE_SYS_TIME_H
  16 #include <sys/time.h>
  17 #endif
  18 #if HAVE_UNISTD_H
  19 #include <unistd.h>
  20 #endif
  21 #if HAVE_SYS_SELECT_H
  22 #include <sys/select.h>
  23 #endif
  24 #ifdef WIN32
  25 #include <windows.h>
  26 #endif
  27
  28 #include <yaz/log.h>
  29 #include <yaz/backend.h>
  30 #include <yaz/ill.h>
  31 #include <yaz/diagbib1.h>
  32 #include <yaz/otherinfo.h>
  33 #include <yaz/facet.h>
  34
  35 #include "ztest.h"
  36
  37 static int log_level=0;
  38 static int log_level_set=0;
  39
  40 struct delay {
  41     double d1;
  42     double d2;
  43 };
  44
  45 struct result_set {
  46     char *name;
  47     char *db;
  48     Odr_int hits;
  49     struct delay search_delay;
  50     struct delay present_delay;
  51     struct delay fetch_delay;
  52     struct result_set *next;
  53 };
  54
  55 struct session_handle {
  56     struct result_set *result_sets;
  57 };
  58
  59 int ztest_search(void *handle, bend_search_rr *rr);
  60 int ztest_sort(void *handle, bend_sort_rr *rr);
  61 int ztest_present(void *handle, bend_present_rr *rr);
  62 int ztest_esrequest(void *handle, bend_esrequest_rr *rr);
  63 int ztest_delete(void *handle, bend_delete_rr *rr);
  64
  65 static struct result_set *get_set(struct session_handle *sh, const char *name)
  66 {
  67     struct result_set *set = sh->result_sets;
  68     for (; set; set = set->next)
  69         if (!strcmp(name, set->name))
  70             return set;
  71     return 0;
  72 }
  73
  74 static void remove_sets(struct session_handle *sh)
  75 {
  76     struct result_set *set = sh->result_sets;
  77     while (set)
  78     {
  79         struct result_set *set_next = set->next;
  80         xfree(set->name);
  81         xfree(set->db);
  82         xfree(set);
  83         set = set_next;
  84     }
  85     sh->result_sets = 0;
  86 }
  87
  88 /** \brief use term value as hit count
  89     \param s RPN structure
  90     \return >= 0: search term number or -1: not found
  91
  92     Traverse RPN tree 'in order' and use term value as hit count.
  93     Only terms  that looks a numeric is used.. Returns -1 if
  94     no sub tree has a hit count term
  95 */
  96 static Odr_int get_term_hit(Z_RPNStructure *s)
  97 {
  98     Odr_int h = -1;
  99     switch(s->which)
 100     {
 101     case Z_RPNStructure_simple:
 102         if (s->u.simple->which == Z_Operand_APT)
 103         {
 104             Z_AttributesPlusTerm *apt = s->u.simple->u.attributesPlusTerm;
 105             if (apt->term->which == Z_Term_general)
 106             {
 107                 Odr_oct *oct = apt->term->u.general;
 108                 if (oct->len > 0 && oct->buf[0] >= '0' && oct->buf[0] <= '9')
 109                 {
 110                     WRBUF hits_str = wrbuf_alloc();
 111                     wrbuf_write(hits_str, (const char *) oct->buf, oct->len);
 112                     h = odr_atoi(wrbuf_cstr(hits_str));
 113                     wrbuf_destroy(hits_str);
 114                 }
 115             }
 116         }
 117         break;
 118     case Z_RPNStructure_complex:
 119         h = get_term_hit(s->u.complex->s1);
 120         if (h == -1)
 121             h = get_term_hit(s->u.complex->s2);
 122         break;
 123     }
 124     return h;
 125 }
 126
 127 /** \brief gets hit count for numeric terms in RPN queries
 128     \param q RPN Query
 129     \return number of hits (random or number for term)
 130
 131     This is just for testing.. A real database of course uses
 132     the content of a database to establish a value.. In our case, we
 133     have a way to trigger a certain hit count. Good for testing of
 134     client applications etc
 135 */
 136 static Odr_int get_hit_count(Z_Query *q)
 137 {
 138     if (q->which == Z_Query_type_1 || q->which == Z_Query_type_101)
 139     {
 140         Odr_int h = -1;
 141         h = get_term_hit(q->u.type_1->RPNStructure);
 142         if (h == -1)
 143             h = rand() % 24;
 144         return h;
 145     }
 146     else
 147         return 24;
 148 }
 149
 150 /** \brief checks if it's a dummy Slow database
 151     \param basename database name to check
 152     \param association backend association (or NULL if not available)
 153     \retval 1 is slow database
 154     \retval 0 is not a slow database
 155
 156     The Slow database is for testing.. It allows us to simulate
 157     a slow server...
 158 */
 159 static int check_slow(const char *basename, bend_association association)
 160 {
 161     if (strncmp(basename, "Slow", 4) == 0)
 162     {
 163 #if HAVE_UNISTD_H
 164         int i, w = 3;
 165         if (basename[4])
 166             sscanf(basename+4, "%d", &w);
 167         /* wait up to 3 seconds and check if connection is still alive */
 168         for (i = 0; i < w; i++)
 169         {
 170             if (association && !bend_assoc_is_alive(association))
 171             {
 172                 yaz_log(YLOG_LOG, "search aborted");
 173                 break;
 174             }
 175             sleep(1);
 176         }
 177 #endif
 178         return 1;
 179     }
 180     return 0;
 181 }
 182
 183 static int strcmp_prefix(const char *s, const char *p)
 184 {
 185     size_t l = strlen(p);
 186     if (strlen(s) >= l && !memcmp(s, p, l))
 187         return 1;
 188     return 0;
 189 }
 190
 191 static void init_delay(struct delay *delayp)
 192 {
 193     delayp->d1 = delayp->d2 = 0.0;
 194 }
 195
 196 static int parse_delay(struct delay *delayp, const char *value)
 197 {
 198     if (sscanf(value, "%lf:%lf", &delayp->d1, &delayp->d2) == 2)
 199         ;
 200     else if (sscanf(value, "%lf", &delayp->d1) == 1)
 201         delayp->d2 = 0.0;
 202     else
 203         return -1;
 204     return 0;
 205 }
 206
 207 static void ztest_sleep(double d)
 208 {
 209 #ifdef WIN32
 210     Sleep( (DWORD) (d * 1000));
 211 #else
 212     struct timeval tv;
 213     tv.tv_sec = floor(d);
 214     tv.tv_usec = (d - floor(d)) * 1000000;
 215     select(0, 0, 0, 0, &tv);
 216 #endif
 217 }
 218
 219 static void do_delay(const struct delay *delayp)
 220 {
 221     double d = delayp->d1;
 222
 223     if (d > 0.0)
 224     {
 225         if (delayp->d2 > d)
 226             d += (rand()) * (delayp->d2 - d) / RAND_MAX;
 227         ztest_sleep(d);
 228     }
 229 }
 230
 231 static void addterms(ODR odr, Z_FacetField *facet_field) {
 232     int index;
 233     int freq = 100;
 234     const char *key = "key";
 235     for (index = 0; index < facet_field->num_terms; index++) {
 236         Z_FacetTerm *facet_term = facet_term_create(odr, term_create(odr, key), freq);
 237         freq = freq - 10 ;
 238         facet_field_term_set(odr, facet_field, facet_term, index);
 239     }
 240 }
 241 Z_OtherInformation *build_facet_response(ODR odr, Z_FacetList *facet_list) {
 242     int index;
 243     Z_OtherInformation *oi = odr_malloc(odr, sizeof(*oi));
 244     Z_OtherInformationUnit *oiu = odr_malloc(odr, sizeof(*oiu));
 245     Z_FacetList *new_list = facet_list_create(odr, facet_list->num);
 246
 247     for (index = 0; index < facet_list->num; index++) {
 248         new_list->elements[index] = facet_field_create(odr, facet_list->elements[index]->attributes, 3);
 249         addterms(odr, facet_list->elements[index]);
 250     }
 251     oi->num_elements = 1;
 252     oi->list = odr_malloc(odr, oi->num_elements * sizeof(*oi->list));
 253     oiu->category = 0;
 254     oiu->which = Z_OtherInfo_externallyDefinedInfo;
 255     oiu->information.externallyDefinedInfo = odr_malloc(odr, sizeof(*oiu->information.externallyDefinedInfo));
 256     oiu->information.externallyDefinedInfo->direct_reference = odr_oiddup(odr, yaz_oid_userinfo_facet_1);
 257     oiu->information.externallyDefinedInfo->which = Z_External_userFacets;
 258     oiu->information.externallyDefinedInfo->u.facetList = facet_list;
 259     oi->list[0] = oiu;
 260     return oi;
 261 }
 262
 263 int ztest_search(void *handle, bend_search_rr *rr)
 264 {
 265     struct session_handle *sh = (struct session_handle*) handle;
 266     struct result_set *new_set;
 267     const char *db, *db_sep;
 268
 269     if (rr->num_bases != 1)
 270     {
 271         rr->errcode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
 272         return 0;
 273     }
 274
 275     db = rr->basenames[0];
 276
 277     /* Allow Default, db.* and Slow */
 278     if (strcmp_prefix(db, "Default"))
 279         ;  /* Default is OK in our test */
 280     else if (strcmp_prefix(db, "db"))
 281         ;  /* db.* is OK in our test */
 282     else if (check_slow(rr->basenames[0], rr->association))
 283     {
 284         rr->estimated_hit_count = 1;
 285     }
 286     else
 287     {
 288         rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 289         rr->errstring = rr->basenames[0];
 290         return 0;
 291     }
 292
 293     new_set = get_set(sh, rr->setname);
 294     if (new_set)
 295     {
 296         if (!rr->replace_set)
 297         {
 298             rr->errcode = YAZ_BIB1_RESULT_SET_EXISTS_AND_REPLACE_INDICATOR_OFF;
 299             return 0;
 300         }
 301         xfree(new_set->db);
 302     }
 303     else
 304     {
 305         new_set = xmalloc(sizeof(*new_set));
 306         new_set->next = sh->result_sets;
 307         sh->result_sets = new_set;
 308         new_set->name = xstrdup(rr->setname);
 309     }
 310     new_set->hits = 0;
 311     new_set->db = xstrdup(db);
 312     init_delay(&new_set->search_delay);
 313     init_delay(&new_set->present_delay);
 314     init_delay(&new_set->fetch_delay);
 315
 316     db_sep = strchr(db, '?');
 317     if (db_sep)
 318     {
 319         char **names;
 320         char **values;
 321         int no_parms = yaz_uri_to_array(db_sep+1, rr->stream, &names, &values);
 322         int i;
 323         for (i = 0; i < no_parms; i++)
 324         {
 325             const char *name = names[i];
 326             const char *value = values[i];
 327             if (!strcmp(name, "seed"))
 328                 srand(atoi(value));
 329             else if (!strcmp(name, "search-delay"))
 330                 parse_delay(&new_set->search_delay, value);
 331             else if (!strcmp(name, "present-delay"))
 332                 parse_delay(&new_set->present_delay, value);
 333             else if (!strcmp(name, "fetch-delay"))
 334                 parse_delay(&new_set->fetch_delay, value);
 335             else
 336             {
 337                 rr->errcode = YAZ_BIB1_SERVICE_UNSUPP_FOR_THIS_DATABASE;
 338                 rr->errstring = odr_strdup(rr->stream, name);
 339             }
 340         }
 341     }
 342
 343     if (rr->extra_args)
 344     {
 345         Z_SRW_extra_arg *a;
 346         WRBUF response_xml = wrbuf_alloc();
 347         wrbuf_puts(response_xml, "<extra>");
 348         for (a = rr->extra_args; a; a = a->next)
 349         {
 350             wrbuf_puts(response_xml, "<extra name=\"");
 351             wrbuf_xmlputs(response_xml, a->name);
 352             wrbuf_puts(response_xml, "\"");
 353             if (a->value)
 354             {
 355                 wrbuf_puts(response_xml, " value=\"");
 356                 wrbuf_xmlputs(response_xml, a->value);
 357                 wrbuf_puts(response_xml, "\"");
 358             }
 359             wrbuf_puts(response_xml, "/>");
 360         }
 361         wrbuf_puts(response_xml, "</extra>");
 362         rr->extra_response_data =
 363             odr_strdup(rr->stream, wrbuf_cstr(response_xml));
 364         wrbuf_destroy(response_xml);
 365     }
 366     rr->hits = get_hit_count(rr->query);
 367
 368     if (1)
 369     {
 370         /* TODO Not general. Only handles one (Facet) OtherInformation. Overwrite  */
 371         Z_FacetList *facet_list = extract_facet_request(rr->stream, rr->search_input);
 372         if (facet_list) {
 373             rr->search_info = build_facet_response(rr->stream, facet_list);
 374         }
 375     }
 376     do_delay(&new_set->search_delay);
 377     new_set->hits = rr->hits;
 378
 379     return 0;
 380 }
 381
 382
 383 /* this huge function handles extended services */
 384 int ztest_esrequest(void *handle, bend_esrequest_rr *rr)
 385 {
 386     /* user-defined handle - created in bend_init */
 387     int *counter = (int*) handle;
 388
 389     yaz_log(log_level, "ESRequest no %d", *counter);
 390
 391     (*counter)++;
 392
 393     if (rr->esr->packageName)
 394         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
 395     yaz_log(log_level, "Waitaction: " ODR_INT_PRINTF, *rr->esr->waitAction);
 396
 397
 398     yaz_log(log_level, "function: " ODR_INT_PRINTF, *rr->esr->function);
 399
 400     if (!rr->esr->taskSpecificParameters)
 401     {
 402         yaz_log(log_level, "No task specific parameters");
 403     }
 404     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 405     {
 406         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 407         yaz_log(log_level, "Received ItemOrder");
 408         if (it->which == Z_IOItemOrder_esRequest)
 409         {
 410             Z_IORequest *ir = it->u.esRequest;
 411             Z_IOOriginPartToKeep *k = ir->toKeep;
 412             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 413             const char *xml_in_response = 0;
 414
 415             if (k && k->contact)
 416             {
 417                 if (k->contact->name)
 418                     yaz_log(log_level, "contact name %s", k->contact->name);
 419                 if (k->contact->phone)
 420                     yaz_log(log_level, "contact phone %s", k->contact->phone);
 421                 if (k->contact->email)
 422                     yaz_log(log_level, "contact email %s", k->contact->email);
 423             }
 424             if (k->addlBilling)
 425             {
 426                 yaz_log(log_level, "Billing info (not shown)");
 427             }
 428
 429             if (n->resultSetItem)
 430             {
 431                 yaz_log(log_level, "resultsetItem");
 432                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 433                 yaz_log(log_level, "item: " ODR_INT_PRINTF, *n->resultSetItem->item);
 434             }
 435             if (n->itemRequest)
 436             {
 437                 Z_External *r = (Z_External*) n->itemRequest;
 438                 ILL_ItemRequest *item_req = 0;
 439                 ILL_APDU *ill_apdu = 0;
 440                 if (r->direct_reference)
 441                 {
 442                     char oid_name_str[OID_STR_MAX];
 443                     oid_class oclass;
 444                     const char *oid_name =
 445                         yaz_oid_to_string_buf(r->direct_reference,
 446                                               &oclass, oid_name_str);
 447                     if (oid_name)
 448                         yaz_log(log_level, "OID %s", oid_name);
 449                     if (!oid_oidcmp(r->direct_reference, yaz_oid_recsyn_xml))
 450                     {
 451                         yaz_log(log_level, "ILL XML request");
 452                         if (r->which == Z_External_octet)
 453                             yaz_log(log_level, "%.*s",
 454                                     r->u.octet_aligned->len,
 455                                     r->u.octet_aligned->buf);
 456                         xml_in_response = "<dummy>x</dummy>";
 457                     }
 458                     if (!oid_oidcmp(r->direct_reference,
 459                                     yaz_oid_general_isoill_1))
 460                     {
 461                         yaz_log(log_level, "Decode ItemRequest begin");
 462                         if (r->which == ODR_EXTERNAL_single)
 463                         {
 464                             odr_setbuf(rr->decode,
 465                                        (char *) r->u.single_ASN1_type->buf,
 466                                        r->u.single_ASN1_type->len, 0);
 467
 468                             if (!ill_ItemRequest(rr->decode, &item_req, 0, 0))
 469                             {
 470                                 yaz_log(log_level,
 471                                         "Couldn't decode ItemRequest %s near %ld",
 472                                         odr_errmsg(odr_geterror(rr->decode)),
 473                                         (long) odr_offset(rr->decode));
 474                             }
 475                             else
 476                                 yaz_log(log_level, "Decode ItemRequest OK");
 477                             if (rr->print)
 478                             {
 479                                 ill_ItemRequest(rr->print, &item_req, 0,
 480                                                 "ItemRequest");
 481                                 odr_reset(rr->print);
 482                             }
 483                         }
 484                         if (!item_req && r->which == ODR_EXTERNAL_single)
 485                         {
 486                             yaz_log(log_level, "Decode ILL APDU begin");
 487                             odr_setbuf(rr->decode,
 488                                        (char*) r->u.single_ASN1_type->buf,
 489                                        r->u.single_ASN1_type->len, 0);
 490
 491                             if (!ill_APDU(rr->decode, &ill_apdu, 0, 0))
 492                             {
 493                                 yaz_log(log_level,
 494                                         "Couldn't decode ILL APDU %s near %ld",
 495                                         odr_errmsg(odr_geterror(rr->decode)),
 496                                         (long) odr_offset(rr->decode));
 497                                 yaz_log(log_level, "PDU dump:");
 498                                 odr_dumpBER(yaz_log_file(),
 499                                             (char *) r->u.single_ASN1_type->buf,
 500                                             r->u.single_ASN1_type->len);
 501                             }
 502                             else
 503                                 yaz_log(log_level, "Decode ILL APDU OK");
 504                             if (rr->print)
 505                             {
 506                                 ill_APDU(rr->print, &ill_apdu, 0,
 507                                          "ILL APDU");
 508                                 odr_reset(rr->print);
 509                             }
 510                         }
 511                     }
 512                 }
 513                 if (item_req)
 514                 {
 515                     yaz_log(log_level, "ILL protocol version = "
 516                             ODR_INT_PRINTF,
 517                             *item_req->protocol_version_num);
 518                 }
 519             }
 520             if (k)
 521             {
 522
 523                 Z_External *ext = (Z_External *)
 524                     odr_malloc(rr->stream, sizeof(*ext));
 525                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 526                     odr_malloc(rr->stream, sizeof(*keep));
 527                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 528                     odr_malloc(rr->stream, sizeof(*targetPart));
 529
 530                 rr->taskPackage = (Z_TaskPackage *)
 531                     odr_malloc(rr->stream, sizeof(*rr->taskPackage));
 532                 rr->taskPackage->packageType =
 533                     odr_oiddup(rr->stream, rr->esr->packageType);
 534                 rr->taskPackage->packageName = 0;
 535                 rr->taskPackage->userId = 0;
 536                 rr->taskPackage->retentionTime = 0;
 537                 rr->taskPackage->permissions = 0;
 538                 rr->taskPackage->description = 0;
 539                 rr->taskPackage->targetReference = (Odr_oct *)
 540                     odr_malloc(rr->stream, sizeof(Odr_oct));
 541                 rr->taskPackage->targetReference->buf =
 542                     (unsigned char *) odr_strdup(rr->stream, "911");
 543                 rr->taskPackage->targetReference->len =
 544                     rr->taskPackage->targetReference->size =
 545                     strlen((char *) (rr->taskPackage->targetReference->buf));
 546                 rr->taskPackage->creationDateTime = 0;
 547                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 548                 rr->taskPackage->packageDiagnostics = 0;
 549                 rr->taskPackage->taskSpecificParameters = ext;
 550
 551                 ext->direct_reference =
 552                     odr_oiddup(rr->stream, rr->esr->packageType);
 553                 ext->indirect_reference = 0;
 554                 ext->descriptor = 0;
 555                 ext->which = Z_External_itemOrder;
 556                 ext->u.itemOrder = (Z_ItemOrder *)
 557                     odr_malloc(rr->stream, sizeof(*ext->u.update));
 558                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 559                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 560                     odr_malloc(rr->stream, sizeof(Z_IOTaskPackage));
 561                 ext->u.itemOrder->u.taskPackage->originPart = k;
 562                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 563
 564                 if (xml_in_response)
 565                     targetPart->itemRequest =
 566                         z_ext_record_xml(rr->stream, xml_in_response,
 567                                          strlen(xml_in_response));
 568                 else
 569                     targetPart->itemRequest = 0;
 570
 571                 targetPart->statusOrErrorReport = 0;
 572                 targetPart->auxiliaryStatus = 0;
 573             }
 574         }
 575     }
 576     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 577     {
 578         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 579         yaz_log(log_level, "Received DB Update");
 580         if (up->which == Z_IUUpdate_esRequest)
 581         {
 582             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 583             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 584             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 585
 586             yaz_log(log_level, "action");
 587             if (toKeep->action)
 588             {
 589                 switch (*toKeep->action)
 590                 {
 591                 case Z_IUOriginPartToKeep_recordInsert:
 592                     yaz_log(log_level, " recordInsert");
 593                     break;
 594                 case Z_IUOriginPartToKeep_recordReplace:
 595                     yaz_log(log_level, " recordReplace");
 596                     break;
 597                 case Z_IUOriginPartToKeep_recordDelete:
 598                     yaz_log(log_level, " recordDelete");
 599                     break;
 600                 case Z_IUOriginPartToKeep_elementUpdate:
 601                     yaz_log(log_level, " elementUpdate");
 602                     break;
 603                 case Z_IUOriginPartToKeep_specialUpdate:
 604                     yaz_log(log_level, " specialUpdate");
 605                     break;
 606                 default:
 607                     yaz_log(log_level, " unknown (" ODR_INT_PRINTF ")",
 608                             *toKeep->action);
 609                 }
 610             }
 611             if (toKeep->databaseName)
 612             {
 613                 yaz_log(log_level, "database: %s", toKeep->databaseName);
 614                 if (!strcmp(toKeep->databaseName, "fault"))
 615                 {
 616                     rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 617                     rr->errstring = toKeep->databaseName;
 618                 }
 619                 if (!strcmp(toKeep->databaseName, "accept"))
 620                     rr->errcode = -1;
 621             }
 622             if (toKeep)
 623             {
 624                 Z_External *ext = (Z_External *)
 625                     odr_malloc(rr->stream, sizeof(*ext));
 626                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 627                     odr_malloc(rr->stream, sizeof(*keep));
 628                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 629                     odr_malloc(rr->stream, sizeof(*targetPart));
 630
 631                 rr->taskPackage = (Z_TaskPackage *)
 632                     odr_malloc(rr->stream, sizeof(*rr->taskPackage));
 633                 rr->taskPackage->packageType =
 634                     odr_oiddup(rr->stream, rr->esr->packageType);
 635                 rr->taskPackage->packageName = 0;
 636                 rr->taskPackage->userId = 0;
 637                 rr->taskPackage->retentionTime = 0;
 638                 rr->taskPackage->permissions = 0;
 639                 rr->taskPackage->description = 0;
 640                 rr->taskPackage->targetReference = (Odr_oct *)
 641                     odr_malloc(rr->stream, sizeof(Odr_oct));
 642                 rr->taskPackage->targetReference->buf =
 643                     (unsigned char *) odr_strdup(rr->stream, "123");
 644                 rr->taskPackage->targetReference->len =
 645                     rr->taskPackage->targetReference->size =
 646                     strlen((char *) (rr->taskPackage->targetReference->buf));
 647                 rr->taskPackage->creationDateTime = 0;
 648                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 649                 rr->taskPackage->packageDiagnostics = 0;
 650                 rr->taskPackage->taskSpecificParameters = ext;
 651
 652                 ext->direct_reference =
 653                     odr_oiddup(rr->stream, rr->esr->packageType);
 654                 ext->indirect_reference = 0;
 655                 ext->descriptor = 0;
 656                 ext->which = Z_External_update;
 657                 ext->u.update = (Z_IUUpdate *)
 658                     odr_malloc(rr->stream, sizeof(*ext->u.update));
 659                 ext->u.update->which = Z_IUUpdate_taskPackage;
 660                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 661                     odr_malloc(rr->stream, sizeof(Z_IUUpdateTaskPackage));
 662                 ext->u.update->u.taskPackage->originPart = keep;
 663                 ext->u.update->u.taskPackage->targetPart = targetPart;
 664
 665                 keep->action = odr_intdup(rr->stream, *toKeep->action);
 666                 keep->databaseName =
 667                     odr_strdup(rr->stream, toKeep->databaseName);
 668                 keep->schema = 0;
 669                 keep->elementSetName = 0;
 670                 keep->actionQualifier = 0;
 671
 672                 targetPart->updateStatus = odr_intdup(rr->stream, 1);
 673                 targetPart->num_globalDiagnostics = 0;
 674                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 675                 targetPart->num_taskPackageRecords = 1;
 676                 targetPart->taskPackageRecords =
 677                     (Z_IUTaskPackageRecordStructure **)
 678                     odr_malloc(rr->stream,
 679                                sizeof(Z_IUTaskPackageRecordStructure *));
 680                 targetPart->taskPackageRecords[0] =
 681                     (Z_IUTaskPackageRecordStructure *)
 682                     odr_malloc(rr->stream,
 683                                sizeof(Z_IUTaskPackageRecordStructure));
 684
 685                 targetPart->taskPackageRecords[0]->which =
 686                     Z_IUTaskPackageRecordStructure_record;
 687                 targetPart->taskPackageRecords[0]->u.record =
 688                     z_ext_record_sutrs(rr->stream, "test", 4);
 689                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 690                 targetPart->taskPackageRecords[0]->recordStatus =
 691                     odr_intdup(rr->stream,
 692                                Z_IUTaskPackageRecordStructure_success);
 693                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 694                     = 0;
 695
 696                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 697             }
 698             if (notToKeep)
 699             {
 700                 int i;
 701                 for (i = 0; i < notToKeep->num; i++)
 702                 {
 703                     Z_External *rec = notToKeep->elements[i]->record;
 704
 705                     if (rec->direct_reference)
 706                     {
 707                         char oid_name_str[OID_STR_MAX];
 708                         const char *oid_name
 709                             = oid_name = yaz_oid_to_string_buf(
 710                                 rec->direct_reference, 0,
 711                                 oid_name_str);
 712                         if (oid_name)
 713                             yaz_log(log_level, "record %d type %s", i,
 714                                     oid_name);
 715                     }
 716                     switch (rec->which)
 717                     {
 718                     case Z_External_sutrs:
 719                         if (rec->u.octet_aligned->len > 170)
 720                             yaz_log(log_level, "%d bytes:\n%.168s ...",
 721                                     rec->u.sutrs->len,
 722                                     rec->u.sutrs->buf);
 723                         else
 724                             yaz_log(log_level, "%d bytes:\n%s",
 725                                     rec->u.sutrs->len,
 726                                     rec->u.sutrs->buf);
 727                         break;
 728                     case Z_External_octet        :
 729                         if (rec->u.octet_aligned->len > 170)
 730                             yaz_log(log_level, "%d bytes:\n%.168s ...",
 731                                     rec->u.octet_aligned->len,
 732                                     rec->u.octet_aligned->buf);
 733                         else
 734                             yaz_log(log_level, "%d bytes\n%s",
 735                                     rec->u.octet_aligned->len,
 736                                     rec->u.octet_aligned->buf);
 737                     }
 738                 }
 739             }
 740         }
 741     }
 742     return 0;
 743 }
 744
 745 /* result set delete */
 746 int ztest_delete(void *handle, bend_delete_rr *rr)
 747 {
 748     if (rr->num_setnames == 1 && !strcmp(rr->setnames[0], "1"))
 749         rr->delete_status = Z_DeleteStatus_success;
 750     else
 751         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 752     return 0;
 753 }
 754
 755 /* Our sort handler really doesn't sort... */
 756 int ztest_sort(void *handle, bend_sort_rr *rr)
 757 {
 758     rr->errcode = 0;
 759     rr->sort_status = Z_SortResponse_success;
 760     return 0;
 761 }
 762
 763
 764 /* present request handler */
 765 int ztest_present(void *handle, bend_present_rr *rr)
 766 {
 767     struct session_handle *sh = (struct session_handle*) handle;
 768     struct result_set *set = get_set(sh, rr->setname);
 769
 770     if (!set)
 771     {
 772         rr->errcode = YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST;
 773         rr->errstring = odr_strdup(rr->stream, rr->setname);
 774         return 0;
 775     }
 776     do_delay(&set->present_delay);
 777     return 0;
 778 }
 779
 780 /* retrieval of a single record (present, and piggy back search) */
 781 int ztest_fetch(void *handle, bend_fetch_rr *r)
 782 {
 783     struct session_handle *sh = (struct session_handle*) handle;
 784     char *cp;
 785     const Odr_oid *oid = r->request_format;
 786     struct result_set *set = get_set(sh, r->setname);
 787
 788     if (!set)
 789     {
 790         r->errcode = YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST;
 791         r->errstring = odr_strdup(r->stream, r->setname);
 792         return 0;
 793     }
 794     do_delay(&set->fetch_delay);
 795     r->last_in_set = 0;
 796     r->basename = set->db;
 797     r->output_format = r->request_format;
 798
 799     if (r->number < 1 || r->number > set->hits)
 800     {
 801         r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 802         return 0;
 803     }
 804     if (!oid || yaz_oid_is_iso2709(oid))
 805     {
 806         cp = dummy_marc_record(r->number, r->stream);
 807         if (!cp)
 808         {
 809             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 810             r->surrogate_flag = 1;
 811             return 0;
 812         }
 813         else
 814         {
 815             r->len = strlen(cp);
 816             r->record = cp;
 817             r->output_format = odr_oiddup(r->stream, yaz_oid_recsyn_usmarc);
 818         }
 819     }
 820     else if (!oid_oidcmp(oid, yaz_oid_recsyn_opac))
 821     {
 822         cp = dummy_marc_record(r->number, r->stream);
 823         if (!cp)
 824         {
 825             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 826             r->surrogate_flag = 1;
 827             return 0;
 828         }
 829         r->record = (char *) dummy_opac(r->number, r->stream, cp);
 830         r->len = -1;
 831     }
 832     else if (!oid_oidcmp(oid, yaz_oid_recsyn_sutrs))
 833     {
 834         /* this section returns a small record */
 835         char buf[100];
 836
 837         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 838
 839         r->len = strlen(buf);
 840         r->record = (char *) odr_malloc(r->stream, r->len+1);
 841         strcpy(r->record, buf);
 842     }
 843     else if (!oid_oidcmp(oid, yaz_oid_recsyn_grs_1))
 844     {
 845         r->len = -1;
 846         r->record = (char*) dummy_grs_record(r->number, r->stream);
 847         if (!r->record)
 848         {
 849             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 850             r->surrogate_flag = 1;
 851             return 0;
 852         }
 853     }
 854     else if (!oid_oidcmp(oid, yaz_oid_recsyn_postscript))
 855     {
 856         char fname[20];
 857         FILE *f;
 858         long size;
 859
 860         sprintf(fname, "part.%d.ps", r->number);
 861         f = fopen(fname, "rb");
 862         if (!f)
 863         {
 864             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 865             r->surrogate_flag = 1;
 866             return 0;
 867         }
 868         fseek(f, 0L, SEEK_END);
 869         size = ftell(f);
 870         if (size <= 0 || size >= 5000000)
 871         {
 872             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 873             r->surrogate_flag = 1;
 874         }
 875         fseek(f, 0L, SEEK_SET);
 876         r->record = (char*) odr_malloc(r->stream, size);
 877         r->len = size;
 878         if (fread(r->record, size, 1, f) != 1)
 879         {
 880             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 881             r->surrogate_flag = 1;
 882         }
 883         fclose(f);
 884     }
 885     else if (!oid_oidcmp(oid, yaz_oid_recsyn_xml))
 886     {
 887         if ((cp = dummy_xml_record(r->number, r->stream)))
 888         {
 889             r->len = strlen(cp);
 890             r->record = cp;
 891         }
 892         else
 893         {
 894             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 895             r->surrogate_flag = 1;
 896             return 0;
 897         }
 898     }
 899     else
 900     {
 901         char buf[OID_STR_MAX];
 902         r->errcode = YAZ_BIB1_RECORD_SYNTAX_UNSUPP;
 903         r->errstring = odr_strdup(r->stream, oid_oid_to_dotstring(oid, buf));
 904         return 0;
 905     }
 906     r->errcode = 0;
 907     return 0;
 908 }
 909
 910 /*
 911  * silly dummy-scan what reads words from a file.
 912  */
 913 int ztest_scan(void *handle, bend_scan_rr *q)
 914 {
 915     static FILE *f = 0;
 916     static struct scan_entry list[200];
 917     static char entries[200][80];
 918     int hits[200];
 919     char term[80], *p;
 920     int i, pos;
 921     int term_position_req = q->term_position;
 922     int num_entries_req = q->num_entries;
 923
 924     /* Throw Database unavailable if other than Default or Slow */
 925     if (!yaz_matchstr(q->basenames[0], "Default"))
 926         ;  /* Default is OK in our test */
 927     else if (check_slow(q->basenames[0], 0 /* no assoc for scan */))
 928         ;
 929     else
 930     {
 931         q->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 932         q->errstring = q->basenames[0];
 933         return 0;
 934     }
 935
 936     q->errcode = 0;
 937     q->errstring = 0;
 938     q->entries = list;
 939     q->status = BEND_SCAN_SUCCESS;
 940     if (!f && !(f = fopen("dummy-words", "r")))
 941     {
 942         perror("dummy-words");
 943         exit(1);
 944     }
 945     if (q->num_entries > 200)
 946     {
 947         q->errcode = YAZ_BIB1_RESOURCES_EXHAUSTED_NO_RESULTS_AVAILABLE;
 948         return 0;
 949     }
 950     if (q->term)
 951     {
 952         int len;
 953         if (q->term->term->which != Z_Term_general)
 954         {
 955             q->errcode = YAZ_BIB1_TERM_TYPE_UNSUPP;
 956             return 0;
 957         }
 958         if (*q->step_size != 0)
 959         {
 960             q->errcode = YAZ_BIB1_ONLY_ZERO_STEP_SIZE_SUPPORTED_FOR_SCAN;
 961             return 0;
 962         }
 963         len = q->term->term->u.general->len;
 964         if (len >= (int ) sizeof(term))
 965             len = sizeof(term)-1;
 966         memcpy(term, q->term->term->u.general->buf, len);
 967         term[len] = '\0';
 968     }
 969     else if (q->scanClause)
 970     {
 971         strncpy(term, q->scanClause, sizeof(term)-1);
 972         term[sizeof(term)-1] = '\0';
 973     }
 974     else
 975         strcpy(term, "0");
 976
 977     for (p = term; *p; p++)
 978         if (islower(*(unsigned char *) p))
 979             *p = toupper(*p);
 980
 981     fseek(f, 0, SEEK_SET);
 982     q->num_entries = 0;
 983
 984     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
 985          i++, pos < 199 ? pos++ : (pos = 0))
 986     {
 987         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
 988         {
 989             if ((q->term_position = term_position_req) > i + 1)
 990             {
 991                 q->term_position = i + 1;
 992                 q->status = BEND_SCAN_PARTIAL;
 993             }
 994             for (; q->num_entries < q->term_position; q->num_entries++)
 995             {
 996                 int po;
 997
 998                 po = pos - q->term_position + q->num_entries+1; /* find pos */
 999                 if (po < 0)
1000                     po += 200;
1001
1002                 if (!strcmp(term, "SD") && q->num_entries == 2)
1003                 {
1004                     list[q->num_entries].term = entries[pos];
1005                     list[q->num_entries].occurrences = -1;
1006                     list[q->num_entries].errcode =
1007                         YAZ_BIB1_SCAN_UNSUPP_VALUE_OF_POSITION_IN_RESPONSE;
1008                     list[q->num_entries].errstring = "SD for Scan Term";
1009                 }
1010                 else
1011                 {
1012                     list[q->num_entries].term = entries[po];
1013                     list[q->num_entries].occurrences = hits[po];
1014                 }
1015             }
1016         }
1017         else if (q->num_entries)
1018         {
1019             list[q->num_entries].term = entries[pos];
1020             list[q->num_entries].occurrences = hits[pos];
1021             q->num_entries++;
1022         }
1023         if (q->num_entries >= num_entries_req)
1024             break;
1025     }
1026     if (feof(f))
1027         q->status = BEND_SCAN_PARTIAL;
1028     return 0;
1029 }
1030
1031 int ztest_explain(void *handle, bend_explain_rr *rr)
1032 {
1033     if (rr->database && !strcmp(rr->database, "Default"))
1034     {
1035         rr->explain_buf = "<explain>\n"
1036             "\t<serverInfo>\n"
1037             "\t\t<host>localhost</host>\n"
1038             "\t\t<port>210</port>\n"
1039             "\t</serverInfo>\n"
1040             "</explain>\n";
1041     }
1042     return 0;
1043 }
1044
1045 int ztest_update(void *handle, bend_update_rr *rr)
1046 {
1047     rr->operation_status = "success";
1048     return 0;
1049 }
1050
1051 bend_initresult *bend_init(bend_initrequest *q)
1052 {
1053     bend_initresult *r = (bend_initresult *)
1054         odr_malloc(q->stream, sizeof(*r));
1055     struct session_handle *sh = xmalloc(sizeof(*sh));
1056
1057     sh->result_sets = 0;
1058
1059     if (!log_level_set)
1060     {
1061         log_level=yaz_log_module_level("ztest");
1062         log_level_set=1;
1063     }
1064
1065     r->errcode = 0;
1066     r->errstring = 0;
1067     r->handle = sh;                         /* tell GFS about our handle */
1068     q->bend_sort = ztest_sort;              /* register sort handler */
1069     q->bend_search = ztest_search;          /* register search handler */
1070     q->bend_present = ztest_present;        /* register present handle */
1071     q->bend_esrequest = ztest_esrequest;
1072     q->bend_delete = ztest_delete;
1073     q->bend_fetch = ztest_fetch;
1074     q->bend_scan = ztest_scan;
1075 #if 0
1076     q->bend_explain = ztest_explain;
1077 #endif
1078     q->bend_srw_scan = ztest_scan;
1079     q->bend_srw_update = ztest_update;
1080
1081     q->query_charset = "ISO-8859-1";
1082     q->records_in_same_charset = 0;
1083
1084     return r;
1085 }
1086
1087 void bend_close(void *handle)
1088 {
1089     struct session_handle *sh = (struct session_handle*) handle;
1090     remove_sets(sh);
1091     xfree(sh);              /* release our session */
1092     return;
1093 }
1094
1095 int main(int argc, char **argv)
1096 {
1097     return statserv_main(argc, argv, bend_init, bend_close);
1098 }
1099 /*
1100  * Local variables:
1101  * c-basic-offset: 4
1102  * c-file-style: "Stroustrup"
1103  * indent-tabs-mode: nil
1104  * End:
1105  * vim: shiftwidth=4 tabstop=8 expandtab
1106  */
1107