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, const char *facet_name) {
 232     int index;
 233     int freq = 100;
 234     int length = strlen(facet_name) + 10;
 235     char *key = odr_malloc(odr, length);
 236     key[0] = '\0';
 237     for (index = 0; index < facet_field->num_terms; index++) {
 238         Z_Term *term;
 239         Z_FacetTerm *facet_term;
 240         sprintf(key, "%s%d", facet_name, index);
 241         yaz_log(YLOG_DEBUG, "facet add term %s %d %s", facet_name, index, key);
 242         term = term_create(odr, key);
 243         facet_term = facet_term_create(odr, term, freq);
 244         freq = freq - 10 ;
 245         facet_field_term_set(odr, facet_field, facet_term, index);
 246     }
 247 }
 248
 249 Z_OtherInformation *build_facet_response(ODR odr, Z_FacetList *facet_list) {
 250     int index, new_index = 0;
 251     Z_FacetList *new_list = facet_list_create(odr, facet_list->num);
 252
 253     for (index = 0; index < facet_list->num; index++) {
 254         struct yaz_facet_attr attrvalues;
 255         yaz_facet_attr_init(&attrvalues);
 256         attrvalues.limit = 0;
 257         yaz_facet_attr_get_z_attributes(facet_list->elements[index]->attributes,
 258                                         &attrvalues);
 259         yaz_log(YLOG_LOG, "Attributes: %s %d ", attrvalues.useattr, attrvalues.limit);
 260         if (attrvalues.errstring)
 261             yaz_log(YLOG_LOG, "Error parsing attributes: %s", attrvalues.errstring);
 262         if (attrvalues.limit > 0 && attrvalues.useattr) {
 263             new_list->elements[new_index] = facet_field_create(odr, facet_list->elements[index]->attributes, attrvalues.limit);
 264             addterms(odr, new_list->elements[new_index], attrvalues.useattr);
 265             new_index++;
 266         }
 267         else {
 268             yaz_log(YLOG_DEBUG, "Facet: skipping %s due to 0 limit.", attrvalues.useattr);
 269         }
 270
 271     }
 272     new_list->num = new_index;
 273     if (new_index > 0) {
 274         Z_OtherInformation *oi = odr_malloc(odr, sizeof(*oi));
 275         Z_OtherInformationUnit *oiu = odr_malloc(odr, sizeof(*oiu));
 276         oi->num_elements = 1;
 277         oi->list = odr_malloc(odr, oi->num_elements * sizeof(*oi->list));
 278         oiu->category = 0;
 279         oiu->which = Z_OtherInfo_externallyDefinedInfo;
 280         oiu->information.externallyDefinedInfo = odr_malloc(odr, sizeof(*oiu->information.externallyDefinedInfo));
 281         oiu->information.externallyDefinedInfo->direct_reference = odr_oiddup(odr, yaz_oid_userinfo_facet_1);
 282         oiu->information.externallyDefinedInfo->descriptor = 0;
 283         oiu->information.externallyDefinedInfo->indirect_reference = 0;
 284         oiu->information.externallyDefinedInfo->which = Z_External_userFacets;
 285         oiu->information.externallyDefinedInfo->u.facetList = new_list;
 286         oi->list[0] = oiu;
 287         return oi;
 288     }
 289     return 0;
 290 }
 291
 292 int ztest_search(void *handle, bend_search_rr *rr)
 293 {
 294     struct session_handle *sh = (struct session_handle*) handle;
 295     struct result_set *new_set;
 296     const char *db, *db_sep;
 297
 298     if (rr->num_bases != 1)
 299     {
 300         rr->errcode = YAZ_BIB1_COMBI_OF_SPECIFIED_DATABASES_UNSUPP;
 301         return 0;
 302     }
 303
 304     db = rr->basenames[0];
 305
 306     /* Allow Default, db.* and Slow */
 307     if (strcmp_prefix(db, "Default"))
 308         ;  /* Default is OK in our test */
 309     else if (strcmp_prefix(db, "db"))
 310         ;  /* db.* is OK in our test */
 311     else if (check_slow(rr->basenames[0], rr->association))
 312     {
 313         rr->estimated_hit_count = 1;
 314     }
 315     else
 316     {
 317         rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 318         rr->errstring = rr->basenames[0];
 319         return 0;
 320     }
 321
 322     new_set = get_set(sh, rr->setname);
 323     if (new_set)
 324     {
 325         if (!rr->replace_set)
 326         {
 327             rr->errcode = YAZ_BIB1_RESULT_SET_EXISTS_AND_REPLACE_INDICATOR_OFF;
 328             return 0;
 329         }
 330         xfree(new_set->db);
 331     }
 332     else
 333     {
 334         new_set = xmalloc(sizeof(*new_set));
 335         new_set->next = sh->result_sets;
 336         sh->result_sets = new_set;
 337         new_set->name = xstrdup(rr->setname);
 338     }
 339     new_set->hits = 0;
 340     new_set->db = xstrdup(db);
 341     init_delay(&new_set->search_delay);
 342     init_delay(&new_set->present_delay);
 343     init_delay(&new_set->fetch_delay);
 344
 345     db_sep = strchr(db, '?');
 346     if (db_sep)
 347     {
 348         char **names;
 349         char **values;
 350         int no_parms = yaz_uri_to_array(db_sep+1, rr->stream, &names, &values);
 351         int i;
 352         for (i = 0; i < no_parms; i++)
 353         {
 354             const char *name = names[i];
 355             const char *value = values[i];
 356             if (!strcmp(name, "seed"))
 357                 srand(atoi(value));
 358             else if (!strcmp(name, "search-delay"))
 359                 parse_delay(&new_set->search_delay, value);
 360             else if (!strcmp(name, "present-delay"))
 361                 parse_delay(&new_set->present_delay, value);
 362             else if (!strcmp(name, "fetch-delay"))
 363                 parse_delay(&new_set->fetch_delay, value);
 364             else
 365             {
 366                 rr->errcode = YAZ_BIB1_SERVICE_UNSUPP_FOR_THIS_DATABASE;
 367                 rr->errstring = odr_strdup(rr->stream, name);
 368             }
 369         }
 370     }
 371
 372     if (rr->extra_args)
 373     {
 374         Z_SRW_extra_arg *a;
 375         WRBUF response_xml = wrbuf_alloc();
 376         wrbuf_puts(response_xml, "<extra>");
 377         for (a = rr->extra_args; a; a = a->next)
 378         {
 379             wrbuf_puts(response_xml, "<extra name=\"");
 380             wrbuf_xmlputs(response_xml, a->name);
 381             wrbuf_puts(response_xml, "\"");
 382             if (a->value)
 383             {
 384                 wrbuf_puts(response_xml, " value=\"");
 385                 wrbuf_xmlputs(response_xml, a->value);
 386                 wrbuf_puts(response_xml, "\"");
 387             }
 388             wrbuf_puts(response_xml, "/>");
 389         }
 390         wrbuf_puts(response_xml, "</extra>");
 391         rr->extra_response_data =
 392             odr_strdup(rr->stream, wrbuf_cstr(response_xml));
 393         wrbuf_destroy(response_xml);
 394     }
 395     rr->hits = get_hit_count(rr->query);
 396
 397     if (1)
 398     {
 399         Z_FacetList *facet_list = yaz_oi_get_facetlist(&rr->search_input);
 400         if (facet_list) {
 401             yaz_log(YLOG_LOG, "%d Facets in search request.", facet_list->num);
 402             rr->search_info = build_facet_response(rr->stream, facet_list);
 403         }
 404         else
 405             yaz_log(YLOG_DEBUG, "No facets parsed search request.");
 406
 407     }
 408     do_delay(&new_set->search_delay);
 409     new_set->hits = rr->hits;
 410
 411     return 0;
 412 }
 413
 414
 415 /* this huge function handles extended services */
 416 int ztest_esrequest(void *handle, bend_esrequest_rr *rr)
 417 {
 418     /* user-defined handle - created in bend_init */
 419     int *counter = (int*) handle;
 420
 421     yaz_log(log_level, "ESRequest no %d", *counter);
 422
 423     (*counter)++;
 424
 425     if (rr->esr->packageName)
 426         yaz_log(log_level, "packagename: %s", rr->esr->packageName);
 427     yaz_log(log_level, "Waitaction: " ODR_INT_PRINTF, *rr->esr->waitAction);
 428
 429
 430     yaz_log(log_level, "function: " ODR_INT_PRINTF, *rr->esr->function);
 431
 432     if (!rr->esr->taskSpecificParameters)
 433     {
 434         yaz_log(log_level, "No task specific parameters");
 435     }
 436     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 437     {
 438         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 439         yaz_log(log_level, "Received ItemOrder");
 440         if (it->which == Z_IOItemOrder_esRequest)
 441         {
 442             Z_IORequest *ir = it->u.esRequest;
 443             Z_IOOriginPartToKeep *k = ir->toKeep;
 444             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 445             const char *xml_in_response = 0;
 446
 447             if (k && k->contact)
 448             {
 449                 if (k->contact->name)
 450                     yaz_log(log_level, "contact name %s", k->contact->name);
 451                 if (k->contact->phone)
 452                     yaz_log(log_level, "contact phone %s", k->contact->phone);
 453                 if (k->contact->email)
 454                     yaz_log(log_level, "contact email %s", k->contact->email);
 455             }
 456             if (k->addlBilling)
 457             {
 458                 yaz_log(log_level, "Billing info (not shown)");
 459             }
 460
 461             if (n->resultSetItem)
 462             {
 463                 yaz_log(log_level, "resultsetItem");
 464                 yaz_log(log_level, "setId: %s", n->resultSetItem->resultSetId);
 465                 yaz_log(log_level, "item: " ODR_INT_PRINTF, *n->resultSetItem->item);
 466             }
 467             if (n->itemRequest)
 468             {
 469                 Z_External *r = (Z_External*) n->itemRequest;
 470                 ILL_ItemRequest *item_req = 0;
 471                 ILL_APDU *ill_apdu = 0;
 472                 if (r->direct_reference)
 473                 {
 474                     char oid_name_str[OID_STR_MAX];
 475                     oid_class oclass;
 476                     const char *oid_name =
 477                         yaz_oid_to_string_buf(r->direct_reference,
 478                                               &oclass, oid_name_str);
 479                     if (oid_name)
 480                         yaz_log(log_level, "OID %s", oid_name);
 481                     if (!oid_oidcmp(r->direct_reference, yaz_oid_recsyn_xml))
 482                     {
 483                         yaz_log(log_level, "ILL XML request");
 484                         if (r->which == Z_External_octet)
 485                             yaz_log(log_level, "%.*s",
 486                                     r->u.octet_aligned->len,
 487                                     r->u.octet_aligned->buf);
 488                         xml_in_response = "<dummy>x</dummy>";
 489                     }
 490                     if (!oid_oidcmp(r->direct_reference,
 491                                     yaz_oid_general_isoill_1))
 492                     {
 493                         yaz_log(log_level, "Decode ItemRequest begin");
 494                         if (r->which == ODR_EXTERNAL_single)
 495                         {
 496                             odr_setbuf(rr->decode,
 497                                        (char *) r->u.single_ASN1_type->buf,
 498                                        r->u.single_ASN1_type->len, 0);
 499
 500                             if (!ill_ItemRequest(rr->decode, &item_req, 0, 0))
 501                             {
 502                                 yaz_log(log_level,
 503                                         "Couldn't decode ItemRequest %s near %ld",
 504                                         odr_errmsg(odr_geterror(rr->decode)),
 505                                         (long) odr_offset(rr->decode));
 506                             }
 507                             else
 508                                 yaz_log(log_level, "Decode ItemRequest OK");
 509                             if (rr->print)
 510                             {
 511                                 ill_ItemRequest(rr->print, &item_req, 0,
 512                                                 "ItemRequest");
 513                                 odr_reset(rr->print);
 514                             }
 515                         }
 516                         if (!item_req && r->which == ODR_EXTERNAL_single)
 517                         {
 518                             yaz_log(log_level, "Decode ILL APDU begin");
 519                             odr_setbuf(rr->decode,
 520                                        (char*) r->u.single_ASN1_type->buf,
 521                                        r->u.single_ASN1_type->len, 0);
 522
 523                             if (!ill_APDU(rr->decode, &ill_apdu, 0, 0))
 524                             {
 525                                 yaz_log(log_level,
 526                                         "Couldn't decode ILL APDU %s near %ld",
 527                                         odr_errmsg(odr_geterror(rr->decode)),
 528                                         (long) odr_offset(rr->decode));
 529                                 yaz_log(log_level, "PDU dump:");
 530                                 odr_dumpBER(yaz_log_file(),
 531                                             (char *) r->u.single_ASN1_type->buf,
 532                                             r->u.single_ASN1_type->len);
 533                             }
 534                             else
 535                                 yaz_log(log_level, "Decode ILL APDU OK");
 536                             if (rr->print)
 537                             {
 538                                 ill_APDU(rr->print, &ill_apdu, 0,
 539                                          "ILL APDU");
 540                                 odr_reset(rr->print);
 541                             }
 542                         }
 543                     }
 544                 }
 545                 if (item_req)
 546                 {
 547                     yaz_log(log_level, "ILL protocol version = "
 548                             ODR_INT_PRINTF,
 549                             *item_req->protocol_version_num);
 550                 }
 551             }
 552             if (k)
 553             {
 554
 555                 Z_External *ext = (Z_External *)
 556                     odr_malloc(rr->stream, sizeof(*ext));
 557                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 558                     odr_malloc(rr->stream, sizeof(*keep));
 559                 Z_IOTargetPart *targetPart = (Z_IOTargetPart *)
 560                     odr_malloc(rr->stream, sizeof(*targetPart));
 561
 562                 rr->taskPackage = (Z_TaskPackage *)
 563                     odr_malloc(rr->stream, sizeof(*rr->taskPackage));
 564                 rr->taskPackage->packageType =
 565                     odr_oiddup(rr->stream, rr->esr->packageType);
 566                 rr->taskPackage->packageName = 0;
 567                 rr->taskPackage->userId = 0;
 568                 rr->taskPackage->retentionTime = 0;
 569                 rr->taskPackage->permissions = 0;
 570                 rr->taskPackage->description = 0;
 571                 rr->taskPackage->targetReference = (Odr_oct *)
 572                     odr_malloc(rr->stream, sizeof(Odr_oct));
 573                 rr->taskPackage->targetReference->buf =
 574                     (unsigned char *) odr_strdup(rr->stream, "911");
 575                 rr->taskPackage->targetReference->len =
 576                     rr->taskPackage->targetReference->size =
 577                     strlen((char *) (rr->taskPackage->targetReference->buf));
 578                 rr->taskPackage->creationDateTime = 0;
 579                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 580                 rr->taskPackage->packageDiagnostics = 0;
 581                 rr->taskPackage->taskSpecificParameters = ext;
 582
 583                 ext->direct_reference =
 584                     odr_oiddup(rr->stream, rr->esr->packageType);
 585                 ext->indirect_reference = 0;
 586                 ext->descriptor = 0;
 587                 ext->which = Z_External_itemOrder;
 588                 ext->u.itemOrder = (Z_ItemOrder *)
 589                     odr_malloc(rr->stream, sizeof(*ext->u.update));
 590                 ext->u.itemOrder->which = Z_IOItemOrder_taskPackage;
 591                 ext->u.itemOrder->u.taskPackage =  (Z_IOTaskPackage *)
 592                     odr_malloc(rr->stream, sizeof(Z_IOTaskPackage));
 593                 ext->u.itemOrder->u.taskPackage->originPart = k;
 594                 ext->u.itemOrder->u.taskPackage->targetPart = targetPart;
 595
 596                 if (xml_in_response)
 597                     targetPart->itemRequest =
 598                         z_ext_record_xml(rr->stream, xml_in_response,
 599                                          strlen(xml_in_response));
 600                 else
 601                     targetPart->itemRequest = 0;
 602
 603                 targetPart->statusOrErrorReport = 0;
 604                 targetPart->auxiliaryStatus = 0;
 605             }
 606         }
 607     }
 608     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 609     {
 610         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 611         yaz_log(log_level, "Received DB Update");
 612         if (up->which == Z_IUUpdate_esRequest)
 613         {
 614             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 615             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 616             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 617
 618             yaz_log(log_level, "action");
 619             if (toKeep->action)
 620             {
 621                 switch (*toKeep->action)
 622                 {
 623                 case Z_IUOriginPartToKeep_recordInsert:
 624                     yaz_log(log_level, " recordInsert");
 625                     break;
 626                 case Z_IUOriginPartToKeep_recordReplace:
 627                     yaz_log(log_level, " recordReplace");
 628                     break;
 629                 case Z_IUOriginPartToKeep_recordDelete:
 630                     yaz_log(log_level, " recordDelete");
 631                     break;
 632                 case Z_IUOriginPartToKeep_elementUpdate:
 633                     yaz_log(log_level, " elementUpdate");
 634                     break;
 635                 case Z_IUOriginPartToKeep_specialUpdate:
 636                     yaz_log(log_level, " specialUpdate");
 637                     break;
 638                 default:
 639                     yaz_log(log_level, " unknown (" ODR_INT_PRINTF ")",
 640                             *toKeep->action);
 641                 }
 642             }
 643             if (toKeep->databaseName)
 644             {
 645                 yaz_log(log_level, "database: %s", toKeep->databaseName);
 646                 if (!strcmp(toKeep->databaseName, "fault"))
 647                 {
 648                     rr->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 649                     rr->errstring = toKeep->databaseName;
 650                 }
 651                 if (!strcmp(toKeep->databaseName, "accept"))
 652                     rr->errcode = -1;
 653             }
 654             if (toKeep)
 655             {
 656                 Z_External *ext = (Z_External *)
 657                     odr_malloc(rr->stream, sizeof(*ext));
 658                 Z_IUOriginPartToKeep *keep = (Z_IUOriginPartToKeep *)
 659                     odr_malloc(rr->stream, sizeof(*keep));
 660                 Z_IUTargetPart *targetPart = (Z_IUTargetPart *)
 661                     odr_malloc(rr->stream, sizeof(*targetPart));
 662
 663                 rr->taskPackage = (Z_TaskPackage *)
 664                     odr_malloc(rr->stream, sizeof(*rr->taskPackage));
 665                 rr->taskPackage->packageType =
 666                     odr_oiddup(rr->stream, rr->esr->packageType);
 667                 rr->taskPackage->packageName = 0;
 668                 rr->taskPackage->userId = 0;
 669                 rr->taskPackage->retentionTime = 0;
 670                 rr->taskPackage->permissions = 0;
 671                 rr->taskPackage->description = 0;
 672                 rr->taskPackage->targetReference = (Odr_oct *)
 673                     odr_malloc(rr->stream, sizeof(Odr_oct));
 674                 rr->taskPackage->targetReference->buf =
 675                     (unsigned char *) odr_strdup(rr->stream, "123");
 676                 rr->taskPackage->targetReference->len =
 677                     rr->taskPackage->targetReference->size =
 678                     strlen((char *) (rr->taskPackage->targetReference->buf));
 679                 rr->taskPackage->creationDateTime = 0;
 680                 rr->taskPackage->taskStatus = odr_intdup(rr->stream, 0);
 681                 rr->taskPackage->packageDiagnostics = 0;
 682                 rr->taskPackage->taskSpecificParameters = ext;
 683
 684                 ext->direct_reference =
 685                     odr_oiddup(rr->stream, rr->esr->packageType);
 686                 ext->indirect_reference = 0;
 687                 ext->descriptor = 0;
 688                 ext->which = Z_External_update;
 689                 ext->u.update = (Z_IUUpdate *)
 690                     odr_malloc(rr->stream, sizeof(*ext->u.update));
 691                 ext->u.update->which = Z_IUUpdate_taskPackage;
 692                 ext->u.update->u.taskPackage =  (Z_IUUpdateTaskPackage *)
 693                     odr_malloc(rr->stream, sizeof(Z_IUUpdateTaskPackage));
 694                 ext->u.update->u.taskPackage->originPart = keep;
 695                 ext->u.update->u.taskPackage->targetPart = targetPart;
 696
 697                 keep->action = odr_intdup(rr->stream, *toKeep->action);
 698                 keep->databaseName =
 699                     odr_strdup(rr->stream, toKeep->databaseName);
 700                 keep->schema = 0;
 701                 keep->elementSetName = 0;
 702                 keep->actionQualifier = 0;
 703
 704                 targetPart->updateStatus = odr_intdup(rr->stream, 1);
 705                 targetPart->num_globalDiagnostics = 0;
 706                 targetPart->globalDiagnostics = (Z_DiagRec **) odr_nullval();
 707                 targetPart->num_taskPackageRecords = 1;
 708                 targetPart->taskPackageRecords =
 709                     (Z_IUTaskPackageRecordStructure **)
 710                     odr_malloc(rr->stream,
 711                                sizeof(Z_IUTaskPackageRecordStructure *));
 712                 targetPart->taskPackageRecords[0] =
 713                     (Z_IUTaskPackageRecordStructure *)
 714                     odr_malloc(rr->stream,
 715                                sizeof(Z_IUTaskPackageRecordStructure));
 716
 717                 targetPart->taskPackageRecords[0]->which =
 718                     Z_IUTaskPackageRecordStructure_record;
 719                 targetPart->taskPackageRecords[0]->u.record =
 720                     z_ext_record_sutrs(rr->stream, "test", 4);
 721                 targetPart->taskPackageRecords[0]->correlationInfo = 0;
 722                 targetPart->taskPackageRecords[0]->recordStatus =
 723                     odr_intdup(rr->stream,
 724                                Z_IUTaskPackageRecordStructure_success);
 725                 targetPart->taskPackageRecords[0]->num_supplementalDiagnostics
 726                     = 0;
 727
 728                 targetPart->taskPackageRecords[0]->supplementalDiagnostics = 0;
 729             }
 730             if (notToKeep)
 731             {
 732                 int i;
 733                 for (i = 0; i < notToKeep->num; i++)
 734                 {
 735                     Z_External *rec = notToKeep->elements[i]->record;
 736
 737                     if (rec->direct_reference)
 738                     {
 739                         char oid_name_str[OID_STR_MAX];
 740                         const char *oid_name
 741                             = oid_name = yaz_oid_to_string_buf(
 742                                 rec->direct_reference, 0,
 743                                 oid_name_str);
 744                         if (oid_name)
 745                             yaz_log(log_level, "record %d type %s", i,
 746                                     oid_name);
 747                     }
 748                     switch (rec->which)
 749                     {
 750                     case Z_External_sutrs:
 751                         if (rec->u.octet_aligned->len > 170)
 752                             yaz_log(log_level, "%d bytes:\n%.168s ...",
 753                                     rec->u.sutrs->len,
 754                                     rec->u.sutrs->buf);
 755                         else
 756                             yaz_log(log_level, "%d bytes:\n%s",
 757                                     rec->u.sutrs->len,
 758                                     rec->u.sutrs->buf);
 759                         break;
 760                     case Z_External_octet        :
 761                         if (rec->u.octet_aligned->len > 170)
 762                             yaz_log(log_level, "%d bytes:\n%.168s ...",
 763                                     rec->u.octet_aligned->len,
 764                                     rec->u.octet_aligned->buf);
 765                         else
 766                             yaz_log(log_level, "%d bytes\n%s",
 767                                     rec->u.octet_aligned->len,
 768                                     rec->u.octet_aligned->buf);
 769                     }
 770                 }
 771             }
 772         }
 773     }
 774     return 0;
 775 }
 776
 777 /* result set delete */
 778 int ztest_delete(void *handle, bend_delete_rr *rr)
 779 {
 780     if (rr->num_setnames == 1 && !strcmp(rr->setnames[0], "1"))
 781         rr->delete_status = Z_DeleteStatus_success;
 782     else
 783         rr->delete_status = Z_DeleteStatus_resultSetDidNotExist;
 784     return 0;
 785 }
 786
 787 /* Our sort handler really doesn't sort... */
 788 int ztest_sort(void *handle, bend_sort_rr *rr)
 789 {
 790     rr->errcode = 0;
 791     rr->sort_status = Z_SortResponse_success;
 792     return 0;
 793 }
 794
 795
 796 /* present request handler */
 797 int ztest_present(void *handle, bend_present_rr *rr)
 798 {
 799     struct session_handle *sh = (struct session_handle*) handle;
 800     struct result_set *set = get_set(sh, rr->setname);
 801
 802     if (!set)
 803     {
 804         rr->errcode = YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST;
 805         rr->errstring = odr_strdup(rr->stream, rr->setname);
 806         return 0;
 807     }
 808     do_delay(&set->present_delay);
 809     return 0;
 810 }
 811
 812 /* retrieval of a single record (present, and piggy back search) */
 813 int ztest_fetch(void *handle, bend_fetch_rr *r)
 814 {
 815     struct session_handle *sh = (struct session_handle*) handle;
 816     char *cp;
 817     const Odr_oid *oid = r->request_format;
 818     struct result_set *set = get_set(sh, r->setname);
 819
 820     if (!set)
 821     {
 822         r->errcode = YAZ_BIB1_SPECIFIED_RESULT_SET_DOES_NOT_EXIST;
 823         r->errstring = odr_strdup(r->stream, r->setname);
 824         return 0;
 825     }
 826     do_delay(&set->fetch_delay);
 827     r->last_in_set = 0;
 828     r->basename = set->db;
 829     r->output_format = r->request_format;
 830
 831     if (r->number < 1 || r->number > set->hits)
 832     {
 833         r->errcode = YAZ_BIB1_PRESENT_REQUEST_OUT_OF_RANGE;
 834         return 0;
 835     }
 836     if (!oid || yaz_oid_is_iso2709(oid))
 837     {
 838         cp = dummy_marc_record(r->number, r->stream);
 839         if (!cp)
 840         {
 841             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 842             r->surrogate_flag = 1;
 843             return 0;
 844         }
 845         else
 846         {
 847             r->len = strlen(cp);
 848             r->record = cp;
 849             r->output_format = odr_oiddup(r->stream, yaz_oid_recsyn_usmarc);
 850         }
 851     }
 852     else if (!oid_oidcmp(oid, yaz_oid_recsyn_opac))
 853     {
 854         cp = dummy_marc_record(r->number, r->stream);
 855         if (!cp)
 856         {
 857             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 858             r->surrogate_flag = 1;
 859             return 0;
 860         }
 861         r->record = (char *) dummy_opac(r->number, r->stream, cp);
 862         r->len = -1;
 863     }
 864     else if (!oid_oidcmp(oid, yaz_oid_recsyn_sutrs))
 865     {
 866         /* this section returns a small record */
 867         char buf[100];
 868
 869         sprintf(buf, "This is dummy SUTRS record number %d\n", r->number);
 870
 871         r->len = strlen(buf);
 872         r->record = (char *) odr_malloc(r->stream, r->len+1);
 873         strcpy(r->record, buf);
 874     }
 875     else if (!oid_oidcmp(oid, yaz_oid_recsyn_grs_1))
 876     {
 877         r->len = -1;
 878         r->record = (char*) dummy_grs_record(r->number, r->stream);
 879         if (!r->record)
 880         {
 881             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 882             r->surrogate_flag = 1;
 883             return 0;
 884         }
 885     }
 886     else if (!oid_oidcmp(oid, yaz_oid_recsyn_postscript))
 887     {
 888         char fname[20];
 889         FILE *f;
 890         long size;
 891
 892         sprintf(fname, "part.%d.ps", r->number);
 893         f = fopen(fname, "rb");
 894         if (!f)
 895         {
 896             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 897             r->surrogate_flag = 1;
 898             return 0;
 899         }
 900         fseek(f, 0L, SEEK_END);
 901         size = ftell(f);
 902         if (size <= 0 || size >= 5000000)
 903         {
 904             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 905             r->surrogate_flag = 1;
 906         }
 907         fseek(f, 0L, SEEK_SET);
 908         r->record = (char*) odr_malloc(r->stream, size);
 909         r->len = size;
 910         if (fread(r->record, size, 1, f) != 1)
 911         {
 912             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 913             r->surrogate_flag = 1;
 914         }
 915         fclose(f);
 916     }
 917     else if (!oid_oidcmp(oid, yaz_oid_recsyn_xml))
 918     {
 919         if ((cp = dummy_xml_record(r->number, r->stream)))
 920         {
 921             r->len = strlen(cp);
 922             r->record = cp;
 923         }
 924         else
 925         {
 926             r->errcode = YAZ_BIB1_SYSTEM_ERROR_IN_PRESENTING_RECORDS;
 927             r->surrogate_flag = 1;
 928             return 0;
 929         }
 930     }
 931     else
 932     {
 933         char buf[OID_STR_MAX];
 934         r->errcode = YAZ_BIB1_RECORD_SYNTAX_UNSUPP;
 935         r->errstring = odr_strdup(r->stream, oid_oid_to_dotstring(oid, buf));
 936         return 0;
 937     }
 938     r->errcode = 0;
 939     return 0;
 940 }
 941
 942 /*
 943  * silly dummy-scan what reads words from a file.
 944  */
 945 int ztest_scan(void *handle, bend_scan_rr *q)
 946 {
 947     static FILE *f = 0;
 948     static struct scan_entry list[200];
 949     static char entries[200][80];
 950     int hits[200];
 951     char term[80], *p;
 952     int i, pos;
 953     int term_position_req = q->term_position;
 954     int num_entries_req = q->num_entries;
 955
 956     /* Throw Database unavailable if other than Default or Slow */
 957     if (!yaz_matchstr(q->basenames[0], "Default"))
 958         ;  /* Default is OK in our test */
 959     else if (check_slow(q->basenames[0], 0 /* no assoc for scan */))
 960         ;
 961     else
 962     {
 963         q->errcode = YAZ_BIB1_DATABASE_UNAVAILABLE;
 964         q->errstring = q->basenames[0];
 965         return 0;
 966     }
 967
 968     q->errcode = 0;
 969     q->errstring = 0;
 970     q->entries = list;
 971     q->status = BEND_SCAN_SUCCESS;
 972     if (!f && !(f = fopen("dummy-words", "r")))
 973     {
 974         perror("dummy-words");
 975         exit(1);
 976     }
 977     if (q->num_entries > 200)
 978     {
 979         q->errcode = YAZ_BIB1_RESOURCES_EXHAUSTED_NO_RESULTS_AVAILABLE;
 980         return 0;
 981     }
 982     if (q->term)
 983     {
 984         int len;
 985         if (q->term->term->which != Z_Term_general)
 986         {
 987             q->errcode = YAZ_BIB1_TERM_TYPE_UNSUPP;
 988             return 0;
 989         }
 990         if (*q->step_size != 0)
 991         {
 992             q->errcode = YAZ_BIB1_ONLY_ZERO_STEP_SIZE_SUPPORTED_FOR_SCAN;
 993             return 0;
 994         }
 995         len = q->term->term->u.general->len;
 996         if (len >= (int ) sizeof(term))
 997             len = sizeof(term)-1;
 998         memcpy(term, q->term->term->u.general->buf, len);
 999         term[len] = '\0';
1000     }
1001     else if (q->scanClause)
1002     {
1003         strncpy(term, q->scanClause, sizeof(term)-1);
1004         term[sizeof(term)-1] = '\0';
1005     }
1006     else
1007         strcpy(term, "0");
1008
1009     for (p = term; *p; p++)
1010         if (islower(*(unsigned char *) p))
1011             *p = toupper(*p);
1012
1013     fseek(f, 0, SEEK_SET);
1014     q->num_entries = 0;
1015
1016     for (i = 0, pos = 0; fscanf(f, " %79[^:]:%d", entries[pos], &hits[pos]) == 2;
1017          i++, pos < 199 ? pos++ : (pos = 0))
1018     {
1019         if (!q->num_entries && strcmp(entries[pos], term) >= 0) /* s-point fnd */
1020         {
1021             if ((q->term_position = term_position_req) > i + 1)
1022             {
1023                 q->term_position = i + 1;
1024                 q->status = BEND_SCAN_PARTIAL;
1025             }
1026             for (; q->num_entries < q->term_position; q->num_entries++)
1027             {
1028                 int po;
1029
1030                 po = pos - q->term_position + q->num_entries+1; /* find pos */
1031                 if (po < 0)
1032                     po += 200;
1033
1034                 if (!strcmp(term, "SD") && q->num_entries == 2)
1035                 {
1036                     list[q->num_entries].term = entries[pos];
1037                     list[q->num_entries].occurrences = -1;
1038                     list[q->num_entries].errcode =
1039                         YAZ_BIB1_SCAN_UNSUPP_VALUE_OF_POSITION_IN_RESPONSE;
1040                     list[q->num_entries].errstring = "SD for Scan Term";
1041                 }
1042                 else
1043                 {
1044                     list[q->num_entries].term = entries[po];
1045                     list[q->num_entries].occurrences = hits[po];
1046                 }
1047             }
1048         }
1049         else if (q->num_entries)
1050         {
1051             list[q->num_entries].term = entries[pos];
1052             list[q->num_entries].occurrences = hits[pos];
1053             q->num_entries++;
1054         }
1055         if (q->num_entries >= num_entries_req)
1056             break;
1057     }
1058     if (feof(f))
1059         q->status = BEND_SCAN_PARTIAL;
1060     return 0;
1061 }
1062
1063 int ztest_explain(void *handle, bend_explain_rr *rr)
1064 {
1065     if (rr->database && !strcmp(rr->database, "Default"))
1066     {
1067         rr->explain_buf = "<explain>\n"
1068             "\t<serverInfo>\n"
1069             "\t\t<host>localhost</host>\n"
1070             "\t\t<port>210</port>\n"
1071             "\t</serverInfo>\n"
1072             "</explain>\n";
1073     }
1074     return 0;
1075 }
1076
1077 int ztest_update(void *handle, bend_update_rr *rr)
1078 {
1079     rr->operation_status = "success";
1080     return 0;
1081 }
1082
1083 bend_initresult *bend_init(bend_initrequest *q)
1084 {
1085     bend_initresult *r = (bend_initresult *)
1086         odr_malloc(q->stream, sizeof(*r));
1087     struct session_handle *sh = xmalloc(sizeof(*sh));
1088
1089     sh->result_sets = 0;
1090
1091     if (!log_level_set)
1092     {
1093         log_level=yaz_log_module_level("ztest");
1094         log_level_set=1;
1095     }
1096
1097     r->errcode = 0;
1098     r->errstring = 0;
1099     r->handle = sh;                         /* tell GFS about our handle */
1100     q->bend_sort = ztest_sort;              /* register sort handler */
1101     q->bend_search = ztest_search;          /* register search handler */
1102     q->bend_present = ztest_present;        /* register present handle */
1103     q->bend_esrequest = ztest_esrequest;
1104     q->bend_delete = ztest_delete;
1105     q->bend_fetch = ztest_fetch;
1106     q->bend_scan = ztest_scan;
1107 #if 0
1108     q->bend_explain = ztest_explain;
1109 #endif
1110     q->bend_srw_scan = ztest_scan;
1111     q->bend_srw_update = ztest_update;
1112
1113     q->query_charset = "ISO-8859-1";
1114     q->records_in_same_charset = 0;
1115
1116     return r;
1117 }
1118
1119 void bend_close(void *handle)
1120 {
1121     struct session_handle *sh = (struct session_handle*) handle;
1122     remove_sets(sh);
1123     xfree(sh);              /* release our session */
1124     return;
1125 }
1126
1127 int main(int argc, char **argv)
1128 {
1129     return statserv_main(argc, argv, bend_init, bend_close);
1130 }
1131 /*
1132  * Local variables:
1133  * c-basic-offset: 4
1134  * c-file-style: "Stroustrup"
1135  * indent-tabs-mode: nil
1136  * End:
1137  * vim: shiftwidth=4 tabstop=8 expandtab
1138  */
1139