index/zserver.c

   1 /*
   2  * Copyright (C) 1995-2000, Index Data
   3  * All rights reserved.
   4  *
   5  * $Log: zserver.c,v $
   6  * Revision 1.79  2000-05-09 10:56:50  adam
   7  * Added call to xmalloc/nmem debugging functions.
   8  *
   9  * Revision 1.78  2000/04/05 09:49:35  adam
  10  * On Unix, zebra/z'mbol uses automake.
  11  *
  12  * Revision 1.77  2000/03/20 19:08:36  adam
  13  * Added remote record import using Z39.50 extended services and Segment
  14  * Requests.
  15  *
  16  * Revision 1.76  2000/03/15 15:00:31  adam
  17  * First work on threaded version.
  18  *
  19  * Revision 1.75  1999/11/30 13:48:04  adam
  20  * Improved installation. Updated for inclusion of YAZ header files.
  21  *
  22  * Revision 1.74  1999/11/29 15:13:26  adam
  23  * Server sets implementationName - and Version.
  24  *
  25  * Revision 1.73  1999/11/04 15:00:45  adam
  26  * Implemented delete result set(s).
  27  *
  28  * Revision 1.71  1999/07/14 10:59:26  adam
  29  * Changed functions isc_getmethod, isams_getmethod.
  30  * Improved fatal error handling (such as missing EXPLAIN schema).
  31  *
  32  * Revision 1.70  1999/06/10 12:14:56  adam
  33  * Fixed to use bend_start instead of pre_init.
  34  *
  35  * Revision 1.69  1999/06/10 09:20:03  adam
  36  * Minor change to pre_init handler.
  37  *
  38  * Revision 1.68  1999/05/26 07:49:13  adam
  39  * C++ compilation.
  40  *
  41  * Revision 1.67  1999/02/02 14:51:14  adam
  42  * Updated WIN32 code specific sections. Changed header.
  43  *
  44  * Revision 1.66  1998/10/28 10:54:41  adam
  45  * SDRKit integration.
  46  *
  47  * Revision 1.65  1998/10/18 07:54:54  adam
  48  * Additional info added for diagnostics 114 (Unsupported use attribute) and
  49  * 121 (Unsupported attribute set).
  50  *
  51  * Revision 1.64  1998/09/22 10:48:21  adam
  52  * Minor changes in search API.
  53  *
  54  * Revision 1.63  1998/09/02 13:53:21  adam
  55  * Extra parameter decode added to search routines to implement
  56  * persistent queries.
  57  *
  58  * Revision 1.62  1998/08/06 14:35:28  adam
  59  * Routine bend_deleterequest removed.
  60  *
  61  * Revision 1.61  1998/06/24 12:16:15  adam
  62  * Support for relations on text operands. Open range support in
  63  * DFA module (i.e. [-j], [g-]).
  64  *
  65  * Revision 1.60  1998/06/22 11:36:49  adam
  66  * Added authentication check facility to zebra.
  67  *
  68  * Revision 1.59  1998/06/12 12:22:13  adam
  69  * Work on Zebra API.
  70  *
  71  * Revision 1.58  1998/05/27 16:57:46  adam
  72  * Zebra returns surrogate diagnostic for single records when
  73  * appropriate.
  74  *
  75  * Revision 1.57  1998/04/03 14:45:18  adam
  76  * Fixed setting of last_in_set in bend_fetch.
  77  *
  78  * Revision 1.56  1998/03/05 08:45:13  adam
  79  * New result set model and modular ranking system. Moved towards
  80  * descent server API. System information stored as "SGML" records.
  81  *
  82  * Revision 1.55  1998/02/10 12:03:06  adam
  83  * Implemented Sort.
  84  *
  85  * Revision 1.54  1998/01/29 13:39:13  adam
  86  * Compress ISAM is default.
  87  *
  88  * Revision 1.53  1998/01/12 15:04:09  adam
  89  * The test option (-s) only uses read-lock (and not write lock).
  90  *
  91  * Revision 1.52  1997/11/18 10:05:08  adam
  92  * Changed character map facility so that admin can specify character
  93  * mapping files for each register type, w, p, etc.
  94  *
  95  * Revision 1.51  1997/10/27 14:33:06  adam
  96  * Moved towards generic character mapping depending on "structure"
  97  * field in abstract syntax file. Fixed a few memory leaks. Fixed
  98  * bug with negative integers when doing searches with relational
  99  * operators.
 100  *
 101  * Revision 1.50  1997/09/29 09:08:36  adam
 102  * Revised locking system to be thread safe for the server.
 103  *
 104  * Revision 1.49  1997/09/25 14:57:23  adam
 105  * Windows NT port.
 106  *
 107  * Revision 1.48  1997/09/17 12:19:19  adam
 108  * Zebra version corresponds to YAZ version 1.4.
 109  * Changed Zebra server so that it doesn't depend on global common_resource.
 110  *
 111  * Revision 1.47  1997/09/04 13:58:36  adam
 112  * New retrieve/extract method tellf (added).
 113  * Added O_BINARY for open calls.
 114  *
 115  * Revision 1.46  1997/07/28 08:30:47  adam
 116  * Server returns diagnostic 14 when record doesn't exist.
 117  *
 118  * Revision 1.45  1996/12/23 15:30:45  adam
 119  * Work on truncation.
 120  * Bug fix: result sets weren't deleted after server shut down.
 121  *
 122  * Revision 1.44  1996/12/11 12:08:01  adam
 123  * Added better compression.
 124  *
 125  * Revision 1.43  1996/11/15 15:03:58  adam
 126  * Logging of execution speed by using the times(2) call.
 127  *
 128  * Revision 1.42  1996/11/08  11:10:36  adam
 129  * Buffers used during file match got bigger.
 130  * Compressed ISAM support everywhere.
 131  * Bug fixes regarding masking characters in queries.
 132  * Redesigned Regexp-2 queries.
 133  *
 134  * Revision 1.41  1996/10/29 14:09:56  adam
 135  * Use of cisam system - enabled if setting isamc is 1.
 136  *
 137  * Revision 1.40  1996/06/04 10:19:02  adam
 138  * Minor changes - removed include of ctype.h.
 139  *
 140  * Revision 1.39  1996/05/31  09:07:05  quinn
 141  * Work on character-set handling
 142  *
 143  * Revision 1.38  1996/05/14  11:34:01  adam
 144  * Scan support in multiple registers/databases.
 145  *
 146  * Revision 1.37  1996/05/14  06:16:48  adam
 147  * Compact use/set bytes used in search service.
 148  *
 149  * Revision 1.36  1996/05/01 13:46:37  adam
 150  * First work on multiple records in one file.
 151  * New option, -offset, to the "unread" command in the filter module.
 152  *
 153  * Revision 1.35  1996/03/26  16:01:14  adam
 154  * New setting lockPath: directory of various lock files.
 155  *
 156  * Revision 1.34  1996/03/20  09:36:46  adam
 157  * Function dict_lookup_grep got extra parameter, init_pos, which marks
 158  * from which position in pattern approximate pattern matching should occur.
 159  * Approximate pattern matching is used in relevance=re-2.
 160  *
 161  * Revision 1.33  1996/01/17  14:57:56  adam
 162  * Prototype changed for reader functions in extract/retrieve. File
 163  *  is identified by 'void *' instead of 'int.
 164  *
 165  * Revision 1.32  1995/12/11  09:12:58  adam
 166  * The rec_get function returns NULL if record doesn't exist - will
 167  * happen in the server if the result set records have been deleted since
 168  * the creation of the set (i.e. the search).
 169  * The server saves a result temporarily if it is 'volatile', i.e. the
 170  * set is register dependent.
 171  *
 172  * Revision 1.31  1995/12/08  16:22:56  adam
 173  * Work on update while servers are running. Three lock files introduced.
 174  * The servers reload their registers when necessary, but they don't
 175  * reestablish result sets yet.
 176  *
 177  * Revision 1.30  1995/12/07  17:38:48  adam
 178  * Work locking mechanisms for concurrent updates/commit.
 179  *
 180  * Revision 1.29  1995/12/04  14:22:32  adam
 181  * Extra arg to recType_byName.
 182  * Started work on new regular expression parsed input to
 183  * structured records.
 184  *
 185  * Revision 1.28  1995/11/28  09:09:48  adam
 186  * Zebra config renamed.
 187  * Use setting 'recordId' to identify record now.
 188  * Bug fix in recindex.c: rec_release_blocks was invokeded even
 189  * though the blocks were already released.
 190  * File traversal properly deletes records when needed.
 191  *
 192  * Revision 1.27  1995/11/27  13:58:54  adam
 193  * New option -t. storeStore data implemented in server.
 194  *
 195  * Revision 1.26  1995/11/25  10:24:07  adam
 196  * More record fields - they are enumerated now.
 197  * New options: flagStoreData flagStoreKey.
 198  *
 199  * Revision 1.25  1995/11/21  15:29:13  adam
 200  * Config file 'base' read by default by both indexer and server.
 201  *
 202  * Revision 1.24  1995/11/20  16:59:47  adam
 203  * New update method: the 'old' keys are saved for each records.
 204  *
 205  * Revision 1.23  1995/11/16  17:00:56  adam
 206  * Better logging of rpn query.
 207  *
 208  * Revision 1.22  1995/11/16  15:34:55  adam
 209  * Uses new record management system in both indexer and server.
 210  *
 211  * Revision 1.21  1995/11/01  16:25:52  quinn
 212  * *** empty log message ***
 213  *
 214  * Revision 1.20  1995/10/27  14:00:12  adam
 215  * Implemented detection of database availability.
 216  *
 217  * Revision 1.19  1995/10/17  18:02:11  adam
 218  * New feature: databases. Implemented as prefix to words in dictionary.
 219  *
 220  * Revision 1.18  1995/10/16  14:03:09  quinn
 221  * Changes to support element set names and espec1
 222  *
 223  * Revision 1.17  1995/10/16  09:32:40  adam
 224  * More work on relational op.
 225  *
 226  * Revision 1.16  1995/10/13  12:26:44  adam
 227  * Optimization of truncation.
 228  *
 229  * Revision 1.15  1995/10/12  12:40:55  adam
 230  * Bug fixes in rpn_prox.
 231  *
 232  * Revision 1.14  1995/10/09  16:18:37  adam
 233  * Function dict_lookup_grep got extra client data parameter.
 234  *
 235  * Revision 1.13  1995/10/06  14:38:00  adam
 236  * New result set method: r_score.
 237  * Local no (sysno) and score is transferred to retrieveCtrl.
 238  *
 239  * Revision 1.12  1995/10/06  13:52:06  adam
 240  * Bug fixes. Handler may abort further scanning.
 241  *
 242  * Revision 1.11  1995/10/06  10:43:57  adam
 243  * Scan added. 'occurrences' in scan entries not set yet.
 244  *
 245  * Revision 1.10  1995/10/02  16:43:32  quinn
 246  * Set default resulting record type in fetch.
 247  *
 248  * Revision 1.9  1995/10/02  15:18:52  adam
 249  * New member in recRetrieveCtrl: diagnostic.
 250  *
 251  * Revision 1.8  1995/09/28  09:19:47  adam
 252  * xfree/xmalloc used everywhere.
 253  * Extract/retrieve method seems to work for text records.
 254  *
 255  * Revision 1.7  1995/09/27  16:17:32  adam
 256  * More work on retrieve.
 257  *
 258  * Revision 1.6  1995/09/08  08:53:22  adam
 259  * Record buffer maintained in server_info.
 260  *
 261  * Revision 1.5  1995/09/06  16:11:18  adam
 262  * Option: only one word key per file.
 263  *
 264  * Revision 1.4  1995/09/06  10:33:04  adam
 265  * More work on present. Some log messages removed.
 266  *
 267  * Revision 1.3  1995/09/05  15:28:40  adam
 268  * More work on search engine.
 269  *
 270  * Revision 1.2  1995/09/04  12:33:43  adam
 271  * Various cleanup. YAZ util used instead.
 272  *
 273  * Revision 1.1  1995/09/04  09:10:41  adam
 274  * More work on index add/del/update.
 275  * Merge sort implemented.
 276  * Initial work on z39 server.
 277  *
 278  */
 279
 280 #include <stdio.h>
 281 #include <assert.h>
 282 #include <fcntl.h>
 283 #ifdef WIN32
 284 #include <io.h>
 285 #include <process.h>
 286 #else
 287 #include <unistd.h>
 288 #endif
 289
 290 #include <yaz/data1.h>
 291 #ifdef ASN_COMPILED
 292 #include <yaz/ill.h>
 293 #endif
 294
 295 #include "zserver.h"
 296
 297 #ifndef ZEBRASDR
 298 #define ZEBRASDR 0
 299 #endif
 300 #if ZEBRASDR
 301 #include "zebrasdr.h"
 302 #endif
 303
 304 static int bend_sort (void *handle, bend_sort_rr *rr);
 305 static int bend_delete (void *handle, bend_delete_rr *rr);
 306 static int bend_esrequest (void *handle, bend_esrequest_rr *rr);
 307 static int bend_segment (void *handle, bend_segment_rr *rr);
 308 static int bend_search (void *handle, bend_search_rr *r);
 309 static int bend_fetch (void *handle, bend_fetch_rr *r);
 310 static int bend_scan (void *handle, bend_scan_rr *r);
 311
 312 bend_initresult *bend_init (bend_initrequest *q)
 313 {
 314     bend_initresult *r = (bend_initresult *)
 315         odr_malloc (q->stream, sizeof(*r));
 316     ZebraHandle zh;
 317     struct statserv_options_block *sob;
 318     char *user = NULL;
 319     char *passwd = NULL;
 320
 321     r->errcode = 0;
 322     r->errstring = 0;
 323     q->bend_sort = bend_sort;
 324     q->bend_delete = bend_delete;
 325     q->bend_esrequest = bend_esrequest;
 326     q->bend_segment = bend_segment;
 327     q->bend_search = bend_search;
 328     q->bend_fetch = bend_fetch;
 329     q->bend_scan = bend_scan;
 330
 331     q->implementation_name = "Z'mbol Information Server";
 332     q->implementation_version = "Z'mbol 1.0";
 333
 334     logf (LOG_DEBUG, "bend_init");
 335
 336     sob = statserv_getcontrol ();
 337     if (!(zh = zebra_open (sob->handle)))
 338     {
 339         logf (LOG_FATAL, "Failed to open Zebra `%s'", sob->configname);
 340         r->errcode = 1;
 341         return r;
 342     }
 343     if (q->auth)
 344     {
 345         if (q->auth->which == Z_IdAuthentication_open)
 346         {
 347             char *openpass = xstrdup (q->auth->u.open);
 348             char *cp = strchr (openpass, '/');
 349             if (cp)
 350             {
 351                 *cp = '\0';
 352                 user = nmem_strdup (odr_getmem (q->stream), openpass);
 353                 passwd = nmem_strdup (odr_getmem (q->stream), cp+1);
 354             }
 355             xfree (openpass);
 356         }
 357     }
 358     if (zebra_auth (zh->service, user, passwd))
 359     {
 360         r->errcode = 222;
 361         r->errstring = user;
 362         zebra_close (zh);
 363         return r;
 364     }
 365     r->handle = zh;
 366     return r;
 367 }
 368
 369 int bend_search (void *handle, bend_search_rr *r)
 370 {
 371     ZebraHandle zh = (ZebraHandle) handle;
 372
 373     r->hits = 0;
 374     r->errcode = 0;
 375     r->errstring = NULL;
 376
 377     logf (LOG_LOG, "ResultSet '%s'", r->setname);
 378     switch (r->query->which)
 379     {
 380     case Z_Query_type_1: case Z_Query_type_101:
 381         zebra_search_rpn (zh, r->decode, r->stream, r->query->u.type_1,
 382                           r->num_bases, r->basenames, r->setname);
 383         r->errcode = zh->errCode;
 384         r->errstring = zh->errString;
 385         r->hits = zh->hits;
 386         break;
 387     case Z_Query_type_2:
 388         r->errcode = 107;
 389         r->errstring = "type-2";
 390         break;
 391     default:
 392         r->errcode = 107;
 393     }
 394     return 0;
 395 }
 396
 397 int bend_fetch (void *handle, bend_fetch_rr *r)
 398 {
 399     ZebraHandle zh = (ZebraHandle) handle;
 400     ZebraRetrievalRecord retrievalRecord;
 401
 402     retrievalRecord.position = r->number;
 403
 404     r->last_in_set = 0;
 405     zebra_records_retrieve (zh, r->stream, r->setname, r->comp,
 406                             r->request_format, 1, &retrievalRecord);
 407     if (zh->errCode)                  /* non Surrogate Diagnostic */
 408     {
 409         r->errcode = zh->errCode;
 410         r->errstring = zh->errString;
 411     }
 412     else if (retrievalRecord.errCode) /* Surrogate Diagnostic */
 413     {
 414         r->surrogate_flag = 1;
 415         r->errcode = retrievalRecord.errCode;
 416         r->errstring = retrievalRecord.errString;
 417         r->basename = retrievalRecord.base;
 418     }
 419     else                              /* Database Record */
 420     {
 421         r->errcode = 0;
 422         r->basename = retrievalRecord.base;
 423         r->record = retrievalRecord.buf;
 424         r->len = retrievalRecord.len;
 425         r->output_format = retrievalRecord.format;
 426     }
 427     return 0;
 428 }
 429
 430 static int bend_scan (void *handle, bend_scan_rr *r)
 431 {
 432     ZebraScanEntry *entries;
 433     ZebraHandle zh = (ZebraHandle) handle;
 434     int is_partial, i;
 435
 436     r->entries = (struct scan_entry *)
 437         odr_malloc (r->stream, sizeof(*r->entries) * r->num_entries);
 438     zebra_scan (zh, r->stream, r->term,
 439                 r->attributeset,
 440                 r->num_bases, r->basenames,
 441                 &r->term_position,
 442                 &r->num_entries, &entries, &is_partial);
 443     if (is_partial)
 444         r->status = BEND_SCAN_PARTIAL;
 445     else
 446         r->status = BEND_SCAN_SUCCESS;
 447     for (i = 0; i < r->num_entries; i++)
 448     {
 449         r->entries[i].term = entries[i].term;
 450         r->entries[i].occurrences = entries[i].occurrences;
 451     }
 452     r->errcode = zh->errCode;
 453     r->errstring = zh->errString;
 454     return 0;
 455 }
 456
 457 void bend_close (void *handle)
 458 {
 459     zebra_close ((ZebraHandle) handle);
 460     xmalloc_trav("bend_close");
 461     nmem_print_list();
 462 }
 463
 464 int bend_sort (void *handle, bend_sort_rr *rr)
 465 {
 466     ZebraHandle zh = (ZebraHandle) handle;
 467
 468     zebra_sort (zh, rr->stream,
 469                 rr->num_input_setnames, (const char **) rr->input_setnames,
 470                 rr->output_setname, rr->sort_sequence, &rr->sort_status);
 471     rr->errcode = zh->errCode;
 472     rr->errstring = zh->errString;
 473     return 0;
 474 }
 475
 476 int bend_delete (void *handle, bend_delete_rr *rr)
 477 {
 478     ZebraHandle zh = (ZebraHandle) handle;
 479
 480     rr->delete_status = zebra_deleleResultSet(zh, rr->function,
 481                                               rr->num_setnames, rr->setnames,
 482                                               rr->statuses);
 483     return 0;
 484 }
 485
 486 static int es_admin_request (ZebraHandle zh, Z_AdminEsRequest *r)
 487 {
 488     switch (r->toKeep->which)
 489     {
 490     case Z_ESAdminOriginPartToKeep_reIndex:
 491         yaz_log(LOG_LOG, "adm-reindex");
 492         break;
 493     case Z_ESAdminOriginPartToKeep_truncate:
 494         yaz_log(LOG_LOG, "adm-truncate");
 495         break;
 496     case Z_ESAdminOriginPartToKeep_drop:
 497         yaz_log(LOG_LOG, "adm-drop");
 498         break;
 499     case Z_ESAdminOriginPartToKeep_create:
 500         yaz_log(LOG_LOG, "adm-create");
 501         zebra_admin_create (zh, r->toKeep->databaseName);
 502         break;
 503     case Z_ESAdminOriginPartToKeep_import:
 504         yaz_log(LOG_LOG, "adm-import");
 505         zebra_admin_import_begin (zh, r->toKeep->databaseName);
 506         break;
 507     case Z_ESAdminOriginPartToKeep_refresh:
 508         yaz_log(LOG_LOG, "adm-refresh");
 509         break;
 510     case Z_ESAdminOriginPartToKeep_commit:
 511         yaz_log(LOG_LOG, "adm-commit");
 512         break;
 513     case Z_ESAdminOriginPartToKeep_shutdown:
 514         yaz_log(LOG_LOG, "shutdown");
 515         zebra_admin_shutdown(zh);
 516         break;
 517     case Z_ESAdminOriginPartToKeep_start:
 518         yaz_log(LOG_LOG, "start");
 519         zebra_admin_start(zh);
 520         break;
 521     default:
 522         yaz_log(LOG_LOG, "unknown admin");
 523         zh->errCode = 1001;
 524     }
 525     if (r->toKeep->databaseName)
 526     {
 527         yaz_log(LOG_LOG, "database %s", r->toKeep->databaseName);
 528     }
 529     return 0;
 530 }
 531
 532 static int es_admin (ZebraHandle zh, Z_Admin *r)
 533 {
 534     switch (r->which)
 535     {
 536     case Z_Admin_esRequest:
 537         es_admin_request (zh, r->u.esRequest);
 538         break;
 539     case Z_Admin_taskPackage:
 540         yaz_log (LOG_LOG, "adm taskpackage (unhandled)");
 541         break;
 542     default:
 543         zh->errCode = 1001;
 544         break;
 545     }
 546
 547     return 0;
 548 }
 549
 550 int bend_segment (void *handle, bend_segment_rr *rr)
 551 {
 552     ZebraHandle zh = (ZebraHandle) handle;
 553     Z_Segment *segment = rr->segment;
 554
 555     if (segment->num_segmentRecords)
 556         zebra_admin_import_segment (zh, rr->segment);
 557     else
 558         zebra_admin_import_end (zh);
 559     return 0;
 560 }
 561
 562 int bend_esrequest (void *handle, bend_esrequest_rr *rr)
 563 {
 564     ZebraHandle zh = (ZebraHandle) handle;
 565
 566     yaz_log(LOG_LOG, "function: %d", *rr->esr->function);
 567     if (rr->esr->packageName)
 568         yaz_log(LOG_LOG, "packagename: %s", rr->esr->packageName);
 569     yaz_log(LOG_LOG, "Waitaction: %d", *rr->esr->waitAction);
 570
 571     if (!rr->esr->taskSpecificParameters)
 572     {
 573         yaz_log (LOG_WARN, "No task specific parameters");
 574     }
 575     else if (rr->esr->taskSpecificParameters->which == Z_External_ESAdmin)
 576     {
 577         es_admin (zh, rr->esr->taskSpecificParameters->u.adminService);
 578         rr->errcode = zh->errCode;
 579         rr->errstring = zh->errString;
 580     }
 581     else if (rr->esr->taskSpecificParameters->which == Z_External_itemOrder)
 582     {
 583         Z_ItemOrder *it = rr->esr->taskSpecificParameters->u.itemOrder;
 584         yaz_log (LOG_LOG, "Received ItemOrder");
 585         switch (it->which)
 586         {
 587 #ifdef ASN_COMPILED
 588         case Z_IOItemOrder_esRequest:
 589 #else
 590         case Z_ItemOrder_esRequest:
 591 #endif
 592         {
 593             Z_IORequest *ir = it->u.esRequest;
 594             Z_IOOriginPartToKeep *k = ir->toKeep;
 595             Z_IOOriginPartNotToKeep *n = ir->notToKeep;
 596
 597             if (k && k->contact)
 598             {
 599                 if (k->contact->name)
 600                     yaz_log(LOG_LOG, "contact name %s", k->contact->name);
 601                 if (k->contact->phone)
 602                     yaz_log(LOG_LOG, "contact phone %s", k->contact->phone);
 603                 if (k->contact->email)
 604                     yaz_log(LOG_LOG, "contact email %s", k->contact->email);
 605             }
 606             if (k->addlBilling)
 607             {
 608                 yaz_log(LOG_LOG, "Billing info (not shown)");
 609             }
 610
 611             if (n->resultSetItem)
 612             {
 613                 yaz_log(LOG_LOG, "resultsetItem");
 614                 yaz_log(LOG_LOG, "setId: %s", n->resultSetItem->resultSetId);
 615                 yaz_log(LOG_LOG, "item: %d", *n->resultSetItem->item);
 616             }
 617 #ifdef ASN_COMPILED
 618             if (n->itemRequest)
 619             {
 620                 Z_External *r = (Z_External*) n->itemRequest;
 621                 ILL_ItemRequest *item_req = 0;
 622                 ILL_Request *ill_req = 0;
 623                 if (r->direct_reference)
 624                 {
 625                     oident *ent = oid_getentbyoid(r->direct_reference);
 626                     if (ent)
 627                         yaz_log(LOG_LOG, "OID %s", ent->desc);
 628                     if (ent && ent->value == VAL_ISO_ILL_1)
 629                     {
 630                         yaz_log (LOG_LOG, "ItemRequest");
 631                         if (r->which == ODR_EXTERNAL_single)
 632                         {
 633                             odr_setbuf(rr->decode,
 634                                        r->u.single_ASN1_type->buf,
 635                                        r->u.single_ASN1_type->len, 0);
 636
 637                             if (!ill_ItemRequest (rr->decode, &item_req, 0, 0))
 638                             {
 639                                 yaz_log (LOG_LOG,
 640                                     "Couldn't decode ItemRequest %s near %d",
 641                                        odr_errmsg(odr_geterror(rr->decode)),
 642                                        odr_offset(rr->decode));
 643                                 yaz_log(LOG_LOG, "PDU dump:");
 644                                 odr_dumpBER(log_file(),
 645                                      r->u.single_ASN1_type->buf,
 646                                      r->u.single_ASN1_type->len);
 647                             }
 648                             if (rr->print)
 649                             {
 650                                 ill_ItemRequest (rr->print, &item_req, 0,
 651                                     "ItemRequest");
 652                                 odr_reset (rr->print);
 653                             }
 654                         }
 655                         if (!item_req && r->which == ODR_EXTERNAL_single)
 656                         {
 657                             yaz_log (LOG_LOG, "ILLRequest");
 658                             odr_setbuf(rr->decode,
 659                                        r->u.single_ASN1_type->buf,
 660                                        r->u.single_ASN1_type->len, 0);
 661
 662                             if (!ill_Request (rr->decode, &ill_req, 0, 0))
 663                             {
 664                                 yaz_log (LOG_LOG,
 665                                     "Couldn't decode ILLRequest %s near %d",
 666                                        odr_errmsg(odr_geterror(rr->decode)),
 667                                        odr_offset(rr->decode));
 668                                 yaz_log(LOG_LOG, "PDU dump:");
 669                                 odr_dumpBER(log_file(),
 670                                      r->u.single_ASN1_type->buf,
 671                                      r->u.single_ASN1_type->len);
 672                             }
 673                             if (rr->print)
 674                             {
 675                                 ill_Request (rr->print, &ill_req, 0,
 676                                     "ILLRequest");
 677                                 odr_reset (rr->print);
 678                             }
 679                         }
 680                     }
 681                 }
 682                 if (item_req)
 683                 {
 684                     yaz_log (LOG_LOG, "ILL protocol version = %d",
 685                              *item_req->protocol_version_num);
 686                 }
 687             }
 688 #endif
 689         }
 690         break;
 691         }
 692     }
 693     else if (rr->esr->taskSpecificParameters->which == Z_External_update)
 694     {
 695         Z_IUUpdate *up = rr->esr->taskSpecificParameters->u.update;
 696         yaz_log (LOG_LOG, "Received DB Update");
 697         if (up->which == Z_IUUpdate_esRequest)
 698         {
 699             Z_IUUpdateEsRequest *esRequest = up->u.esRequest;
 700             Z_IUOriginPartToKeep *toKeep = esRequest->toKeep;
 701             Z_IUSuppliedRecords *notToKeep = esRequest->notToKeep;
 702
 703             yaz_log (LOG_LOG, "action");
 704             if (toKeep->action)
 705             {
 706                 switch (*toKeep->action)
 707                 {
 708                 case Z_IUOriginPartToKeep_recordInsert:
 709                     yaz_log (LOG_LOG, "recordInsert");
 710                     break;
 711                 case Z_IUOriginPartToKeep_recordReplace:
 712                     yaz_log (LOG_LOG, "recordUpdate");
 713                     break;
 714                 case Z_IUOriginPartToKeep_recordDelete:
 715                     yaz_log (LOG_LOG, "recordDelete");
 716                     break;
 717                 case Z_IUOriginPartToKeep_elementUpdate:
 718                     yaz_log (LOG_LOG, "elementUpdate");
 719                     break;
 720                 case Z_IUOriginPartToKeep_specialUpdate:
 721                     yaz_log (LOG_LOG, "specialUpdate");
 722                     break;
 723                 case Z_ESAdminOriginPartToKeep_shutdown:
 724                     yaz_log (LOG_LOG, "shutDown");
 725                     break;
 726                 case Z_ESAdminOriginPartToKeep_start:
 727                     yaz_log (LOG_LOG, "start");
 728                     break;
 729                 default:
 730                     yaz_log (LOG_LOG, " unknown (%d)", *toKeep->action);
 731                 }
 732             }
 733             if (toKeep->databaseName)
 734             {
 735                 yaz_log (LOG_LOG, "database: %s", toKeep->databaseName);
 736                 if (!strcmp(toKeep->databaseName, "fault"))
 737                 {
 738                     rr->errcode = 109;
 739                     rr->errstring = toKeep->databaseName;
 740                 }
 741                 if (!strcmp(toKeep->databaseName, "accept"))
 742                     rr->errcode = -1;
 743             }
 744             if (notToKeep)
 745             {
 746                 int i;
 747                 for (i = 0; i < notToKeep->num; i++)
 748                 {
 749                     Z_External *rec = notToKeep->elements[i]->record;
 750
 751                     if (rec->direct_reference)
 752                     {
 753                         struct oident *oident;
 754                         oident = oid_getentbyoid(rec->direct_reference);
 755                         if (oident)
 756                             yaz_log (LOG_LOG, "record %d type %s", i,
 757                                      oident->desc);
 758                     }
 759                     switch (rec->which)
 760                     {
 761                     case Z_External_sutrs:
 762                         if (rec->u.octet_aligned->len > 170)
 763                             yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
 764                                      rec->u.sutrs->len,
 765                                      rec->u.sutrs->buf);
 766                         else
 767                             yaz_log (LOG_LOG, "%d bytes:\n%s",
 768                                      rec->u.sutrs->len,
 769                                      rec->u.sutrs->buf);
 770                         break;
 771                     case Z_External_octet:
 772                         if (rec->u.octet_aligned->len > 170)
 773                             yaz_log (LOG_LOG, "%d bytes:\n%.168s ...",
 774                                      rec->u.octet_aligned->len,
 775                                      rec->u.octet_aligned->buf);
 776                         else
 777                             yaz_log (LOG_LOG, "%d bytes\n%s",
 778                                      rec->u.octet_aligned->len,
 779                                      rec->u.octet_aligned->buf);
 780                     }
 781                 }
 782             }
 783         }
 784     }
 785     else
 786     {
 787         yaz_log (LOG_WARN, "Unknown Extended Service(%d)",
 788                  rr->esr->taskSpecificParameters->which);
 789
 790     }
 791     return 0;
 792 }
 793
 794 static void bend_start (struct statserv_options_block *sob)
 795 {
 796 #ifdef WIN32
 797
 798 #else
 799     if (!sob->inetd)
 800     {
 801         char *pidfile = "zebrasrv.pid";
 802         int fd = creat (pidfile, 0666);
 803         if (fd == -1)
 804             logf (LOG_WARN|LOG_ERRNO, "creat %s", pidfile);
 805         else
 806         {
 807             char pidstr[30];
 808
 809             sprintf (pidstr, "%ld", (long) getpid ());
 810             write (fd, pidstr, strlen(pidstr));
 811             close (fd);
 812         }
 813     }
 814 #endif
 815     if (sob->handle)
 816         zebra_stop((ZebraService) sob->handle);
 817     sob->handle = zebra_start(sob->configname);
 818 }
 819
 820 static void bend_stop(struct statserv_options_block *sob)
 821 {
 822     if (sob->handle)
 823     {
 824         ZebraService service = sob->handle;
 825         zebra_stop(service);
 826     }
 827 }
 828
 829 int main (int argc, char **argv)
 830 {
 831     struct statserv_options_block *sob;
 832
 833     sob = statserv_getcontrol ();
 834     strcpy (sob->configname, FNAME_CONFIG);
 835     sob->bend_start = bend_start;
 836     sob->bend_stop = bend_stop;
 837
 838     statserv_setcontrol (sob);
 839
 840     return statserv_main (argc, argv, bend_init, bend_close);
 841 }