dbck.c 39.9 KB
Newer Older
Linus Tolke's avatar
Linus Tolke committed
1
/*
2
 * $Id: dbck.c,v 0.77 2003/10/03 07:33:01 ceder Exp $
3
 * Copyright (C) 1991-2003  Lysator Academic Computer Association.
Linus Tolke's avatar
Linus Tolke committed
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 *
 * This file is part of the LysKOM server.
 * 
 * LysKOM is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by 
 * the Free Software Foundation; either version 1, or (at your option) 
 * any later version.
 * 
 * LysKOM is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with LysKOM; see the file COPYING.  If not, write to
 * Lysator, c/o ISY, Linkoping University, S-581 83 Linkoping, SWEDEN,
 * or the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, 
 * MA 02139, USA.
 *
Per Cederqvist's avatar
Per Cederqvist committed
23
 * Please report bugs at http://bugzilla.lysator.liu.se/. 
Linus Tolke's avatar
Linus Tolke committed
24
 */
Per Cederqvist's avatar
Per Cederqvist committed
25
26
27
28
29
30
/*
 * dbck.c - A simple database checker and corrector.
 *
 * Author: Per Cederqvist.
 */

David Byers's avatar
David Byers committed
31
32
33
34
35

#ifdef HAVE_CONFIG_H
#  include <config.h>
#endif

Per Cederqvist's avatar
Per Cederqvist committed
36
37
38
#ifdef HAVE_STDLIB_H
#  include <stdlib.h>
#endif
Per Cederqvist's avatar
Per Cederqvist committed
39
#include <stdio.h>
Per Cederqvist's avatar
Per Cederqvist committed
40
41
42
#ifdef HAVE_STDARG_H
#  include <stdarg.h>
#endif
43
#include "timewrap.h"
44
#include <sys/types.h>
45
46
47
48
49
50
#ifdef HAVE_CRYPT_H
#  include <crypt.h>
#endif
#ifdef HAVE_UNISTD_H
#  include <unistd.h>
#endif
51
52
53
#ifdef HAVE_STRING_H
#  include <string.h>
#endif
54
#include <assert.h>
David Byers's avatar
Server    
David Byers committed
55
#include <setjmp.h>
56
#include <errno.h>
57

Per Cederqvist's avatar
Per Cederqvist committed
58
#include "getopt.h"
Per Cederqvist's avatar
Per Cederqvist committed
59
#include "misc-types.h"
60
#include "s-string.h"
Per Cederqvist's avatar
Per Cederqvist committed
61
#include "kom-types.h"
Per Cederqvist's avatar
Per Cederqvist committed
62
#include "lyskomd.h"
Per Cederqvist's avatar
Per Cederqvist committed
63
64
#include "log.h"
#include "server/smalloc.h"
Per Cederqvist's avatar
Per Cederqvist committed
65
#include "misc-parser.h"
Per Cederqvist's avatar
Per Cederqvist committed
66
#include "cache.h"
David Byers's avatar
David Byers committed
67
#include "kom-config.h"
Per Cederqvist's avatar
Per Cederqvist committed
68
#include "debug.h"
Per Cederqvist's avatar
Per Cederqvist committed
69
#include "dbck-cache.h"
70
#include "conf-file.h"
71
72
#include "param.h"
#include "server-config.h"
David Byers's avatar
Server    
David Byers committed
73
74
75
#include "async.h"
#include "com.h"
#include "connections.h"
76
#include "kom-errno.h"
77
#include "manipulate.h"
Per Cederqvist's avatar
Per Cederqvist committed
78
#include "version-info.h"
79
#include "ram-output.h"
80
#include "unused.h"
81
#include "local-to-global.h"
82
#include "lockdb.h"
Per Cederqvist's avatar
Per Cederqvist committed
83
#include "linkansi.h"
84
#include "eintr.h"
85
#include "kom-memory.h"
Per Cederqvist's avatar
Per Cederqvist committed
86

87
88
89
90
91
92
93
94

#define OPT_PERS_PRESENTATION_CONF      1
#define OPT_CONF_PRESENTATION_CONF      2
#define OPT_MOTD_CONF                   3
#define OPT_MOTD_OF_KOM                 4
#define OPT_KOM_NEWS_CONF               5


Per Cederqvist's avatar
Per Cederqvist committed
95
96
97
98
99
100
101
102
103
104
105
106
static struct option longopts[] = {
    {"compact-text-mass", 0, 0, 'g' },
    {"interactive", 0, 0, 'i' },
    {"auto-repair", 0, 0, 'r' },
    {"verbose", 0, 0, 'v' },
    {"print-statistics", 0, 0, 's' },
    {"list-text-no", 0, 0, 't' },
    {"set-change-name", 0, 0, 'c' },
    {"clear-password", required_argument, 0, 'P' },
    {"grant-all", required_argument, 0, 'G' },
    {"output-version", required_argument, 0, 'o' },
    {"force-output", 0, 0, 'F' },
107
108
109
110
111
112
113
    {"pers-pres-conf", required_argument, 0, 
     OPT_PERS_PRESENTATION_CONF },
    {"conf-pres-conf", required_argument, 0, 
     OPT_CONF_PRESENTATION_CONF },
    {"motd-conf", required_argument, 0, OPT_MOTD_CONF },
    {"motd-of-kom", required_argument, 0, OPT_MOTD_OF_KOM },
    {"kom-news-conf", required_argument, 0, OPT_KOM_NEWS_CONF },
Per Cederqvist's avatar
Per Cederqvist committed
114
115
116
117
118
    {"help", 0, 0, 'h' },
    { 0, 0, 0, 0 }
};

    
119

120
extern Info kom_info;
Per Cederqvist's avatar
Per Cederqvist committed
121

122
123
124
125
/* This is set to TRUE if init_cache finds out that the last part of the
   database is missing. */
Bool truncated_texts = FALSE;

Per Cederqvist's avatar
Per Cederqvist committed
126
int vflag=0;			/* Verbose - list statistics also. */
Per Cederqvist's avatar
Per Cederqvist committed
127
128
129
130
static int iflag=0;		/* Interactive - prompt user and repair. */
static int rflag=0;		/* Repair simple error without confirmation. */
static int gflag=0;		/* Garbage collect text-file. */
static int sflag=0;		/* Statistic flag. */
Per Cederqvist's avatar
Per Cederqvist committed
131
132
static Pers_no reset_pwd=0;	/* Person whose password should be cleared. */
static Pers_no grant_all=0;	/* Person which should receive all bits. */
133
134
135

/* The following variable holds the output format */

136
long oformat=-1;		/* Output format */
Per Cederqvist's avatar
Per Cederqvist committed
137
static long force_output=0;	/* Force sync (for conversions) */
138

139
140
141
142
143
/* The following variables hold kom_info modifications */

int pers_pres_conf = -1;
int conf_pres_conf = -1;
int motd_conf = -1;
144
Text_no motd_of_lyskom = (Text_no)-1;
145
146
147
int kom_news_conf = -1;


148
149
/* The following variable corresponds to the -c flag, and is
   present here due to a bug in lyskomd 1.6.1. */
Per Cederqvist's avatar
Per Cederqvist committed
150
static int unset_change_name_is_error=0;
151

152
153
/* A list of all available text numbers was useful when developing
   new data structures in lyskomd in 1995.  Option: -t. */
Per Cederqvist's avatar
Per Cederqvist committed
154
static int dump_text_numbers=0;
155

Per Cederqvist's avatar
Per Cederqvist committed
156
157
158
159
160
161
162
163
int modifications = 0;

typedef struct {
    int	created_confs;
} Person_scratchpad;

static const Person_scratchpad   EMPTY_PERSON_SCRATCHPAD = { 0 };

David Byers's avatar
David Byers committed
164
static Person_scratchpad **person_scratchpad = NULL;
Per Cederqvist's avatar
Per Cederqvist committed
165

David Byers's avatar
David Byers committed
166
167
int buglevel = 0;
BUGDECL;
Per Cederqvist's avatar
Per Cederqvist committed
168

169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200

struct delete_list {
    struct delete_list *next;
    Local_text_no lno;
};

static void
delete_list_append(struct delete_list **head,
		   Local_text_no lno)
{
    struct delete_list *item = smalloc(sizeof(struct delete_list));
    item->next = *head;
    item->lno =  lno;
    *head = item;
}

static void
execute_deletions(Local_to_global *l2g,
		  struct delete_list **head)
{
    struct delete_list *item;

    while (*head != NULL)
    {
	item = *head;
	*head = item->next;
	l2g_delete(l2g, item->lno);
	sfree(item);
    }
}


Per Cederqvist's avatar
Per Cederqvist committed
201
202
203
204
205
206
207
208
209
210
static Person_scratchpad *
alloc_person_scratchpad(void)
{
    Person_scratchpad *p;

    p = smalloc(sizeof(Person_scratchpad));
    *p = EMPTY_PERSON_SCRATCHPAD;
    return p;
}

211
212
213
214
215
216
217
static void
free_person_scratchpad(Person_scratchpad *p)
{
    if (p != NULL)
	sfree(p);
}

Per Cederqvist's avatar
Per Cederqvist committed
218
219
220
221
222
223
224
225
226
227
228
229

static Bool
is_comment_to(Text_no    comment,
	      Text_stat *parent)
{
    int i;

    for ( i = 0; i < parent->no_of_misc; i++ )
    {
	switch( parent->misc_items[ i ].type )
	{
	case comm_in:
230
	    if ( parent->misc_items[ i ].datum.text_link == comment )
Per Cederqvist's avatar
Per Cederqvist committed
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
		return TRUE;
	    break;
	default:
	    break;
	}
    }

    return FALSE;
}

static Bool
is_commented_in(Text_no    parent,
		Text_stat *child)
{
    int i;

    for ( i = 0; i < child->no_of_misc; i++ )
    {
	switch( child->misc_items[ i ].type )
	{
	case comm_to:
252
	    if ( child->misc_items[ i ].datum.text_link == parent )
Per Cederqvist's avatar
Per Cederqvist committed
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
		return TRUE;
	    break;
	default:
	    break;
	}
    }

    return FALSE;
}
	
static Bool
is_footnote_to(Text_no    footnote,
	       Text_stat *parent)
{
    int i;

    for ( i = 0; i < parent->no_of_misc; i++ )
    {
	switch( parent->misc_items[ i ].type )
	{
	case footn_in:
274
	    if ( parent->misc_items[ i ].datum.text_link == footnote )
Per Cederqvist's avatar
Per Cederqvist committed
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
		return TRUE;
	    break;
	default:
	    break;
	}
    }

    return FALSE;
}

static Bool
is_footnoted_in(Text_no    parent,
		Text_stat *child)
{
    int i;

    for ( i = 0; i < child->no_of_misc; i++ )
    {
	switch( child->misc_items[ i ].type )
	{
	case footn_to:
296
	    if ( child->misc_items[ i ].datum.text_link == parent )
Per Cederqvist's avatar
Per Cederqvist committed
297
298
299
300
301
302
303
304
305
306
		return TRUE;
	    break;
	default:
	    break;
	}
    }

    return FALSE;
}

307
Member *
Per Cederqvist's avatar
Per Cederqvist committed
308
309
310
locate_member(Pers_no      pers_no,
	      Conference * conf_c)
{
311
    Member * mbr;
Per Cederqvist's avatar
Per Cederqvist committed
312
313
    int      i;

314
315
    for(mbr = conf_c->members.members, i = conf_c->members.no_of_members;
	i > 0; i--, mbr++)
Per Cederqvist's avatar
Per Cederqvist committed
316
    {
317
	if ( mbr->member == pers_no )
Per Cederqvist's avatar
Per Cederqvist committed
318
	{
319
	    return mbr;
Per Cederqvist's avatar
Per Cederqvist committed
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
	}
    }

    return NULL;
}

/*
 * Delete a misc_info.
 * If it is a recpt, cc_recpt, comm_to or footn_to delete any
 * loc_no, rec_time, sent_by or sent_at that might follow it.
 *
 * Note that the Misc_info is not reallocated.
 */

static void
delete_misc (Text_stat *tstat,
	     Misc_info *misc)	/* Pointer to first misc_item to delete. */
{
    int del = 1;		/* Number of items to delete. */
    				/* Always delete at least one item. */
340
    Bool ready = FALSE;
Per Cederqvist's avatar
Per Cederqvist committed
341
342
343
344
345
346
    
    /* Check range of misc */

    if (misc < tstat->misc_items
	|| misc >= tstat->misc_items + tstat->no_of_misc )
    {
347
	restart_kom("delete_misc() - misc out of range\n");
Per Cederqvist's avatar
Per Cederqvist committed
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
    }

    while (ready == FALSE
	   && misc + del < tstat->misc_items + tstat->no_of_misc )
    {
	switch ( misc[ del ].type )
	{
	case loc_no:
	case rec_time:
	case sent_by:
	case sent_at:
	    del++;
	    break;

	case recpt:
	case cc_recpt:
364
        case bcc_recpt:
Per Cederqvist's avatar
Per Cederqvist committed
365
366
367
368
369
370
371
372
373
374
	case footn_to:
	case footn_in:
	case comm_to:
	case comm_in:
	    ready = TRUE;
	    break;

#ifndef COMPILE_CHECKS
	default:
#endif
375
376
	case unknown_info:
	    restart_kom("delete_misc() - illegal misc found.\n");
Per Cederqvist's avatar
Per Cederqvist committed
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
	}
    }

    tstat->no_of_misc -= del;

    /* Move items beyond the deleted ones. */

    while ( misc < tstat->misc_items + tstat->no_of_misc )
    {
	misc[ 0 ] = misc[ del ];
	misc++;
    }
}

static int
392
confirm(const char *question)
Per Cederqvist's avatar
Per Cederqvist committed
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
{
    if ( iflag )
    {
	fputs(question, stdout);
	fputs(" (y/n) ", stdout);
	while(1)
	    switch(getchar())
	    {
	    case 'y':
	    case 'Y':
		return 1;
	    case 'n':
	    case 'N':
	    case EOF:
		return 0;
	    default:
		break;
	    }
    }
    else
	return 0;
}
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491


static long
check_misc_any_recipient(Text_no tno,
			 Text_stat *tstat,
			 const char *pretty_type,
			 Conf_no rcpt,
			 Local_text_no lno,
			 Misc_info *previous,
			 const Misc_info **misc)
{
    Conference *c;
    long errors = 0;
    Local_text_no conf_min;
    Local_text_no conf_max;

    c = cached_get_conf_stat(rcpt);
    if (c == NULL && rcpt == 0)
    {
	kom_log("Conference 0 is a %s of text %lu.\n",
		pretty_type, (unsigned long)tno);
	if (rflag || confirm("Repair by deleting misc_item? "))
	{
	    delete_misc(tstat, previous);
	    kom_log("Repaired: Conference 0 is no longer a %s.\n",
		    pretty_type);
	    mark_text_as_changed(tno);
	    modifications++;
	    *misc = previous;
	}
	else
	    errors++;

	return errors;
    }

    if (c == NULL)
	return errors;

    /* Check loc_no */
    conf_min = l2g_lookup(&c->texts, 0);
    conf_max = l2g_first_appendable_key(&c->texts);

    if (lno < conf_min)
    {
	kom_log("Text %lu: %s %lu<%lu>: loc_no is less than %lu\n",
		(unsigned long)tno,
		pretty_type,
		(unsigned long)rcpt,
		(unsigned long)lno,
		(unsigned long)conf_min);
	errors++;
    }
    else if (lno >= conf_max)
    {
	kom_log("Text %lu: %s %lu<%lu>: loc_no is greater than %lu\n",
		(unsigned long)tno,
		pretty_type,
		(unsigned long)rcpt,
		(unsigned long)lno,
		(unsigned long)conf_max);
	errors++;
    }
    else if (l2g_lookup(&c->texts, lno) != tno)
    {
	kom_log("Text %lu: %s %lu<%lu>: that local number is mapped to %lu.\n",
		(unsigned long)tno,
		pretty_type,
		(unsigned long)rcpt,
		(unsigned long)lno,
		(unsigned long)l2g_lookup(&c->texts, lno));
	errors++;
    }

    return errors;
}

Per Cederqvist's avatar
Per Cederqvist committed
492
493
494
495
496
497
498
499
500
    
static long
check_misc_infos(Text_no    tno,
		 Text_stat *tstat)
{
    const Misc_info   * misc = tstat->misc_items;
    Misc_info   * previous;
    Misc_info_group group;
    Text_stat *t;
501
    
502
    long errors=0;
Per Cederqvist's avatar
Per Cederqvist committed
503
504
505
506
507
508
509
510
511

    while (previous = (Misc_info *)misc,
	   group = parse_next_misc(&misc,
				   tstat->misc_items + tstat->no_of_misc),
	   group.type != m_end_of_list && group.type != m_error )
    {
	switch ( group.type )
	{
	case m_recpt:
512
513
514
	    check_misc_any_recipient(tno, tstat, "recipient",
				     group.recipient, group.local_no,
				     previous, &misc);
Per Cederqvist's avatar
Per Cederqvist committed
515
516
517
	    break;

	case m_cc_recpt:
518
519
520
	    check_misc_any_recipient(tno, tstat, "cc_recipient",
				     group.cc_recipient, group.local_no,
				     previous, &misc);
Per Cederqvist's avatar
Per Cederqvist committed
521
522
	    break;

523
	case m_bcc_recpt:
524
525
526
	    check_misc_any_recipient(tno, tstat, "bcc_recipient",
				     group.bcc_recipient, group.local_no,
				     previous, &misc);
527
528
	    break;

Per Cederqvist's avatar
Per Cederqvist committed
529
530
531
532
533
	case m_comm_to:
	    t = cached_get_text_stat(group.comment_to);

	    if ( t == NULL )
	    {
David Byers's avatar
David Byers committed
534
		kom_log("Text %lu is a comment to %lu, which doesn't exist.\n",
535
		    (unsigned long)tno, (unsigned long)group.comment_to);
Per Cederqvist's avatar
Per Cederqvist committed
536
537
538
539
540
541

		if (rflag || confirm("Repair by deleting misc_item? "))
		{
		    delete_misc(tstat, previous);
		    mark_text_as_changed(tno);
		    modifications++;
David Byers's avatar
David Byers committed
542
		    kom_log("Repaired: Comment-link deleted.\n");
Per Cederqvist's avatar
Per Cederqvist committed
543
544
545
		    misc = previous;
		}
		else
546
		    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
547
		    
548
		errors++;
Per Cederqvist's avatar
Per Cederqvist committed
549
550
551
	    }
	    else if (!is_comment_to(tno, t))
	    {
David Byers's avatar
David Byers committed
552
		kom_log("Text %lu is a comment to %lu, but not the reverse.\n",
553
		    (unsigned long)tno, (unsigned long)group.comment_to);
554
		errors++;
Per Cederqvist's avatar
Per Cederqvist committed
555
556
557
558
559
560
561
562
563
	    }

	    break;

	case m_comm_in:
	    t = cached_get_text_stat(group.commented_in);

	    if ( t == NULL )
	    {
David Byers's avatar
David Byers committed
564
		kom_log("Text %lu is commented in %lu, which doesn't exist.\n",
565
		    (unsigned long)tno, (unsigned long)group.commented_in);
Per Cederqvist's avatar
Per Cederqvist committed
566
567
568
569
570
571

		if (rflag || confirm("Repair by deleting misc_item? "))
		{
		    delete_misc(tstat, previous);
		    mark_text_as_changed(tno);
		    modifications++;
David Byers's avatar
David Byers committed
572
		    kom_log("Repaired: Comment-link deleted.\n");
Per Cederqvist's avatar
Per Cederqvist committed
573
574
575
		    misc = previous;
		}
		else
576
		    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
577
578
579
	    }
	    else if (!is_commented_in(tno, t))
	    {
David Byers's avatar
David Byers committed
580
		kom_log("Text %lu is commented in %lu, but not the reverse.\n",
581
		    (unsigned long)tno, (unsigned long)group.commented_in);
582
		errors++;
Per Cederqvist's avatar
Per Cederqvist committed
583
584
585
586
587
588
589
590
591
	    }

	    break;

	case m_footn_to:
	    t = cached_get_text_stat(group.footnote_to);

	    if ( t == NULL )
	    {
David Byers's avatar
David Byers committed
592
		kom_log("Text %lu is a footnote to %lu, which doesn't exist.\n",
593
		    (unsigned long)tno, (unsigned long)group.footnote_to);
Per Cederqvist's avatar
Per Cederqvist committed
594
595
596
597
598
599

		if (rflag || confirm("Repair by deleting misc_item? "))
		{
		    delete_misc(tstat, previous);
		    mark_text_as_changed(tno);
		    modifications++;
David Byers's avatar
David Byers committed
600
		    kom_log("Repaired: Footnote-link deleted.\n");
Per Cederqvist's avatar
Per Cederqvist committed
601
602
603
		    misc = previous;
		}
		else
604
		    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
605
606
607
	    }
	    else if (!is_footnote_to(tno, t))
	    {
David Byers's avatar
David Byers committed
608
		kom_log("Text %lu is a footnote to %lu, but not the reverse.\n",
609
		    (unsigned long)tno, (unsigned long)group.footnote_to);
610
		errors++;
Per Cederqvist's avatar
Per Cederqvist committed
611
612
613
614
615
616
617
618
619
	    }

	    break;
	    
	case m_footn_in:
	    t = cached_get_text_stat(group.footnoted_in);

	    if ( t == NULL )
	    {
David Byers's avatar
David Byers committed
620
		kom_log("Text %lu is footnoted in %lu, which doesn't exist.\n",
621
		    (unsigned long)tno, (unsigned long)group.footnoted_in);
Per Cederqvist's avatar
Per Cederqvist committed
622
623
624
625
626
627

		if (rflag || confirm("Repair by deleting misc_item? "))
		{
		    delete_misc(tstat, previous);
		    mark_text_as_changed(tno);
		    modifications++;
David Byers's avatar
David Byers committed
628
		    kom_log("Repaired: Footnote-link deleted.\n");
Per Cederqvist's avatar
Per Cederqvist committed
629
630
631
		    misc = previous;
		}
		else
632
		    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
633
634
635
	    }
	    else if (!is_footnoted_in(tno, t))
	    {
David Byers's avatar
David Byers committed
636
		kom_log("Text %lu is footnoted in %lu, but not the reverse.\n",
637
		    (unsigned long)tno, (unsigned long)group.footnoted_in);
638
		errors++;
Per Cederqvist's avatar
Per Cederqvist committed
639
640
641
642
643
	    }

	    break;

	default:
David Byers's avatar
David Byers committed
644
	    kom_log("check_misc_infos(): parse_next_misc returned type %lu\n",
645
		(unsigned long)group.type);
Per Cederqvist's avatar
Per Cederqvist committed
646
647
648
649
650
651
	    break;
	}
    }

    if ( group.type == m_error )
    {
David Byers's avatar
David Byers committed
652
	kom_log("Text %lu has a bad misc_info_list.\n", (unsigned long)tno);
653
	errors++;
Per Cederqvist's avatar
Per Cederqvist committed
654
655
    }

656
    return errors;
Per Cederqvist's avatar
Per Cederqvist committed
657
658
659
660
661
662
663
664
665
666
667
668
}

		    
		     
		 
static long
check_texts(void)
{
    Text_no    ct = 0;
    Text_stat *ctp=NULL;
    long	errors = 0;
    Text_no	number_of_texts = 0;
669
670
    unsigned long	bytes=0;
    unsigned long	max_bytes=0;
Per Cederqvist's avatar
Per Cederqvist committed
671
672
    Text_no	max_text=0;

673
    while ( (ct = traverse_text(ct)) != 0 )
Per Cederqvist's avatar
Per Cederqvist committed
674
675
676
677
678
679
    {
	number_of_texts++;
	
	ctp = cached_get_text_stat( ct );
	if ( ctp == NULL )
	{
David Byers's avatar
David Byers committed
680
	    kom_log("Text %lu nonexistent.\n", ct);
Per Cederqvist's avatar
Per Cederqvist committed
681
682
683
684
	    errors++;
	}
	else
	{
685
	    if (dump_text_numbers)
David Byers's avatar
David Byers committed
686
		kom_log("Checking text_no %ld\n", (unsigned long)ct);
687

Per Cederqvist's avatar
Per Cederqvist committed
688
	    bytes += ctp->no_of_chars;
David Byers's avatar
David Byers committed
689
	    if ( (unsigned long)ctp->no_of_chars > max_bytes )
Per Cederqvist's avatar
Per Cederqvist committed
690
691
692
693
694
	    {
		max_bytes = ctp->no_of_chars;
		max_text = ct;
	    }
	    
695
	    /* FIXME (bug 147): no_of_marks is not yet checked. */
Per Cederqvist's avatar
Per Cederqvist committed
696
697
698
699
700
701
702
	    errors += check_misc_infos(ct, ctp);
	}
    }

    if (vflag)
    {
	if ( number_of_texts == 0 )
David Byers's avatar
David Byers committed
703
	    kom_log("WARNING: No texts found.\n");
Per Cederqvist's avatar
Per Cederqvist committed
704
705
	else
	{
David Byers's avatar
David Byers committed
706
	    kom_log("Total of %lu texts (total %lu bytes, avg. %lu bytes/text).\n",
707
708
709
		(unsigned long)number_of_texts,
		(unsigned long)bytes,
		(unsigned long)(bytes/number_of_texts));
David Byers's avatar
David Byers committed
710
	    kom_log("Longest text is %lu (%lu bytes).\n",
711
		(unsigned long)max_text, (unsigned long)max_bytes);
Per Cederqvist's avatar
Per Cederqvist committed
712
713
714
715
716
717
718
719
720
	}
    }
    
    return errors;
}


static int
check_created_texts(Pers_no pno,
721
		    Local_to_global *created)
Per Cederqvist's avatar
Per Cederqvist committed
722
723
{
    Text_stat *t;
724
    int errors=0;
725
726
    L2g_iterator iter;
    struct delete_list *del_list = NULL;
Per Cederqvist's avatar
Per Cederqvist committed
727

728
    for (l2gi_searchall(&iter, created); !iter.search_ended; l2gi_next(&iter))
Per Cederqvist's avatar
Per Cederqvist committed
729
    {
730
731
	assert(iter.tno != 0);
	assert(iter.lno != 0);
Per Cederqvist's avatar
Per Cederqvist committed
732

733
734
735
	t = cached_get_text_stat(iter.tno);
	if ( t != NULL && t->author != pno)
	{
David Byers's avatar
David Byers committed
736
	    kom_log("Person %lu is author of text %lu whose author is %lu.\n",
737
738
739
		(unsigned long)pno, (unsigned long)iter.tno,
		(unsigned long)t->author);
	    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
740
741
	}

742
	if ( t == NULL )
Per Cederqvist's avatar
Per Cederqvist committed
743
	{
David Byers's avatar
David Byers committed
744
	    kom_log("Person %lu is author of text %lu, which doesn't exist.\n",
745
746
747
748
749
750
751
		(unsigned long)pno, (unsigned long)iter.tno);
	    if ( rflag ||
		 confirm("Repair by setting to text_no to 0 in local map"))
	    {
		delete_list_append(&del_list, iter.lno);
		mark_person_as_changed(pno);
		modifications++;
David Byers's avatar
David Byers committed
752
		kom_log("Repaired: created_texts corrected.\n");
753
754
755
	    }
	    else
		errors++;
Per Cederqvist's avatar
Per Cederqvist committed
756
	}
757
	
Per Cederqvist's avatar
Per Cederqvist committed
758
    }
759
    execute_deletions(created, &del_list);
Per Cederqvist's avatar
Per Cederqvist committed
760
    
761
    return errors;
Per Cederqvist's avatar
Per Cederqvist committed
762
763
764
765
}

static int
check_membership(Pers_no pno,
David Byers's avatar
David Byers committed
766
		 Membership *mship)
Per Cederqvist's avatar
Per Cederqvist committed
767
{
768
    int errors=0;
Per Cederqvist's avatar
Per Cederqvist committed
769
770
    Conference *conf;
    Local_text_no last=0;
David Byers's avatar
David Byers committed
771
    Member *mem;
772
773
774
775
    struct read_range *begin;
    struct read_range *end;
    struct read_range *ptr;
    
Per Cederqvist's avatar
Per Cederqvist committed
776
777
778
779
    
    conf = cached_get_conf_stat(mship->conf_no);
    if ( conf == NULL )
    {
David Byers's avatar
David Byers committed
780
	kom_log("Person %lu is a member in the non-existing conference %lu.\n",
781
	    (unsigned long)pno, (unsigned long)mship->conf_no);
782
	errors++;
Per Cederqvist's avatar
Per Cederqvist committed
783
784
785
786
787
    }
    else
    {
	/* Check read texts */

788
789
	last = 0;
	if (mship->no_of_read_ranges > 0)
Per Cederqvist's avatar
Per Cederqvist committed
790
	{
791
792
793
794
	    begin = &mship->read_ranges[0];
	    end = begin + mship->no_of_read_ranges;

	    for (ptr = begin; ptr < end; ptr++)
Per Cederqvist's avatar
Per Cederqvist committed
795
	    {
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
		if (ptr->first_read > ptr->last_read)
		{
		    kom_log("Person %lu's membership in %lu is corrupt: "
			    "bad range: %lu-%lu.\n",
			    (unsigned long)pno, (unsigned long)mship->conf_no,
			    (unsigned long)ptr->first_read,
			    (unsigned long)ptr->last_read);
		    errors++;
		}
		if (ptr != begin && last + 1 == ptr->first_read)
		{
		    kom_log("Person %lu's membership in %lu is corrupt: "
			    "adjoining ranges not joined at around %lu.\n",
			    (unsigned long)pno, (unsigned long)mship->conf_no,
			    (unsigned long)ptr->first_read);
		    errors++;
		}
		if (ptr != begin && last >= ptr->first_read)
		{
		    kom_log("Person %lu's membership in %lu is corrupt: "
			    "overlapping ranges: %lu-%lu, %lu-%lu.\n",
			    (unsigned long)pno, (unsigned long)mship->conf_no,
			    (unsigned long)(ptr-1)->first_read,
			    (unsigned long)(ptr-1)->last_read,
			    (unsigned long)ptr->first_read,
			    (unsigned long)ptr->last_read);
		    errors++;
		}
		last = ptr->last_read;
Per Cederqvist's avatar
Per Cederqvist committed
825
	    }
826
827
828
829
830
831
832
833
834
835
836
	}
	
	if (last >= l2g_first_appendable_key(&conf->texts))
	{
	    kom_log("Person %lu has read text %lu in conf %lu, "
		    "which only has %lu texts.\n",
		    (unsigned long)pno,
		    (unsigned long)last,
		    (unsigned long)mship->conf_no,
		    (unsigned long)(l2g_first_appendable_key(&conf->texts)-1));
	    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
837
838
839
	}

	/* Check that he is a member */
David Byers's avatar
David Byers committed
840
	if ( (mem = locate_member(pno, conf)) == NULL )
Per Cederqvist's avatar
Per Cederqvist committed
841
	{
David Byers's avatar
David Byers committed
842
	    kom_log("Person %lu is a member in %lu in which he isn't a member.\n",
843
		(unsigned long)pno, (unsigned long)mship->conf_no);
844
	    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
845
	}
David Byers's avatar
David Byers committed
846
847
848
849
850
851
852
853
854
855
        else
        {
            /* Check duplicated information
               Short circuit and in each check sets foo_e
               if an error has been detected
            */

            if (mem->type.invitation != mship->type.invitation ||
                mem->type.passive != mship->type.passive ||
                mem->type.secret != mship->type.secret ||
856
857
                mem->type.passive_message_invert !=
		mship->type.passive_message_invert ||
David Byers's avatar
David Byers committed
858
859
860
861
862
863
864
                mem->type.reserved2 != mship->type.reserved2 ||
                mem->type.reserved3 != mship->type.reserved3 ||
                mem->type.reserved4 != mship->type.reserved4 ||
                mem->type.reserved5 != mship->type.reserved5 ||
                mem->added_at != mship->added_at ||
                mem->added_by != mship->added_by)
            {
David Byers's avatar
David Byers committed
865
                kom_log("Person %lu membership in %lu does not match member record.\n",
David Byers's avatar
David Byers committed
866
867
868
869
870
871
872
873
874
875
876
                    (unsigned long)pno,
                    (unsigned long)mship->conf_no
                    );

                errors++;

                fputs("Membership:", stdout);
                printf("  type:      %s%s%s%s%s%s%s%s\n",
                       mship->type.invitation ? "invitation " : "",
                       mship->type.passive ? "passive " : "",
                       mship->type.secret ? "secret " : "",
877
878
                       mship->type.passive_message_invert ?
		       "passive_message_invert "  : "",
David Byers's avatar
David Byers committed
879
880
881
882
883
884
885
886
887
888
889
                       mship->type.reserved2 ? "rsv2 "  : "",
                       mship->type.reserved3 ? "rsv3 "  : "",
                       mship->type.reserved4 ? "rsv4 "  : "",
                       mship->type.reserved5 ? "rsv5"  : "");
                printf("  added_by: %lu\n", (unsigned long)mship->added_by);
                printf("  added_at: %lu\n", (unsigned long)mship->added_at);
                fputs("Member:", stdout);
                printf("  type:      %s%s%s%s%s%s%s%s\n",
                       mem->type.invitation ? "invitation " : "",
                       mem->type.passive ? "passive " : "",
                       mem->type.secret ? "secret " : "",
890
891
                       mem->type.passive_message_invert ?
		       "passive_message_invert "  : "",
David Byers's avatar
David Byers committed
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
                       mem->type.reserved2 ? "rsv2 "  : "",
                       mem->type.reserved3 ? "rsv3 "  : "",
                       mem->type.reserved4 ? "rsv4 "  : "",
                       mem->type.reserved5 ? "rsv5"  : "");
                printf("  added_by: %lu\n", (unsigned long)mem->added_by);
                printf("  added_at: %lu\n", (unsigned long)mem->added_at);

                if (confirm("Copy membership to member"))
                {
                    mem->added_at = mship->added_at;
                    mem->added_by = mship->added_by;
                    mem->type = mship->type;
                    modifications++;
                }
                else if (confirm("Copy member to membership"))
                {
                    mship->added_at = mem->added_at;
                    mship->added_by = mem->added_by;
                    mship->type = mem->type;
                    modifications++;
                }
            }
        }
Per Cederqvist's avatar
Per Cederqvist committed
915
916
    }

917
    return errors;
Per Cederqvist's avatar
Per Cederqvist committed
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
}

	    

static int
check_membership_list(Pers_no pno,
		      const Membership_list *mlist)
{
    int errors=0;
    int i;
    
    for (i = 0; i < mlist->no_of_confs; i++)
	errors += check_membership(pno, &mlist->confs[i]);

    return errors;
}


static int
check_persons(void)
{
Per Cederqvist's avatar
Per Cederqvist committed
939
940
    static char crypt_seed[] = 
	"abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789./";
Per Cederqvist's avatar
Per Cederqvist committed
941
942
943
944
945
946
    Pers_no     cp = 0;
    Person     *pstat=NULL;
    Conference *cstat=NULL;
    long	errors = 0;
    Pers_no	number_of_persons=0;

947
    while ( (cp = traverse_person(cp)) != 0 )
Per Cederqvist's avatar
Per Cederqvist committed
948
949
950
951
952
953
954
    {
	number_of_persons++;
	pstat = cached_get_person_stat (cp);
	cstat = cached_get_conf_stat (cp);
	
	if ( pstat == NULL )
	{
David Byers's avatar
David Byers committed
955
	    kom_log("Person %lu nonexistent.\n", (unsigned long)cp);
Per Cederqvist's avatar
Per Cederqvist committed
956
957
958
959
	    errors++;
	}
	else if (cstat == NULL)
	{
David Byers's avatar
David Byers committed
960
	    kom_log("Person %lu has no conference.\n", (unsigned long)cp);
Per Cederqvist's avatar
Per Cederqvist committed
961
962
963
964
	    errors++;
	}
	else if (!cstat->type.letter_box)
	{
David Byers's avatar
David Byers committed
965
	    kom_log("Person %lu's conference is not a letter_box.\n",
966
		(unsigned long)cp);
Per Cederqvist's avatar
Per Cederqvist committed
967
968
969
970
971
972
973
	    errors++;
	}
	else
	{
	    errors += (check_created_texts(cp, &pstat->created_texts)
		       + check_membership_list(cp, &pstat->conferences));
	}
974
975
976
977

	if (unset_change_name_is_error == 1
	    && pstat->privileges.change_name == 0)
	{
David Byers's avatar
David Byers committed
978
	    kom_log("Person %lu has no change_name capability.\n",
979
		(unsigned long)cp);
Per Cederqvist's avatar
Per Cederqvist committed
980

981
982
983
984
985
986
987
988
989
	    if (rflag || confirm("Grant him the capability"))
	    {
		pstat->privileges.change_name = 1;
		mark_person_as_changed(cp);
		modifications++;
	    }
	    else
		errors++;
	}
Per Cederqvist's avatar
Per Cederqvist committed
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
	if (cp == reset_pwd)
	{
	    char salt[3];
	  
	    salt[0] = crypt_seed [rand() % (sizeof (crypt_seed) - 1)];
	    salt[1] = crypt_seed [rand() % (sizeof (crypt_seed) - 1)];
	    salt[2] = '\0';
	  
	    strcpy((char *)pstat->pwd, (const char *)crypt("", salt));
	    mark_person_as_changed(cp);
	    modifications++;
	}

	if (cp == grant_all)
	{
	    pstat->privileges.wheel = 1;
	    pstat->privileges.admin = 1;
	    pstat->privileges.statistic = 1;
	    pstat->privileges.create_pers = 1;
	    pstat->privileges.create_conf = 1;
	    pstat->privileges.change_name = 1;
1011
	    pstat->privileges.flg7 = 1;
Per Cederqvist's avatar
Per Cederqvist committed
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
	    pstat->privileges.flg8 = 1;
	    pstat->privileges.flg9 = 1;
	    pstat->privileges.flg10 = 1;
	    pstat->privileges.flg11 = 1;
	    pstat->privileges.flg12 = 1;
	    pstat->privileges.flg13 = 1;
	    pstat->privileges.flg14 = 1;
	    pstat->privileges.flg15 = 1;
	    pstat->privileges.flg16 = 1;
	    mark_person_as_changed(cp);
	    modifications++;
	}
Per Cederqvist's avatar
Per Cederqvist committed
1024
1025
1026
    }

    if (vflag)
David Byers's avatar
David Byers committed
1027
	kom_log("Total of %lu persons.\n", (unsigned long)number_of_persons);
Per Cederqvist's avatar
Per Cederqvist committed
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
    
    return errors;
}

static Bool
is_recipient(Conf_no	 conf_no,
	     Text_stat * t_stat)
{
    int i;
    
    for ( i = 0; i < t_stat->no_of_misc; i++ )
    {
	switch( t_stat->misc_items[ i ].type )
	{
	case recpt:
	case cc_recpt:
1044
	case bcc_recpt:
1045
	    if ( t_stat->misc_items[ i ].datum.recipient == conf_no )
1046
1047
1048
1049
	    {
		return TRUE;
	    }
	    break;
1050

Per Cederqvist's avatar
Per Cederqvist committed
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
	case rec_time:
	case comm_to:
	case comm_in:
	case footn_to:
	case footn_in:
	case sent_by:
	case sent_at:
	case loc_no:
	    break;
	    
#ifndef COMPILE_CHECKS
	default:
#endif
1064
1065
	case unknown_info:
	    restart_kom("is_recipient(): illegal misc_item\n");
Per Cederqvist's avatar
Per Cederqvist committed
1066
1067
1068
1069
1070
1071
1072
1073
	}
    }

    return FALSE;
}

static int
check_texts_in_conf(Conf_no cc,
1074
		    Local_to_global *tlist)
Per Cederqvist's avatar
Per Cederqvist committed
1075
1076
{
    Text_stat *t;
1077
    int errors=0;
1078
1079
1080
1081
    L2g_iterator iter;
    struct delete_list *del_list = NULL;
    
    for (l2gi_searchall(&iter, tlist); !iter.search_ended; l2gi_next(&iter))
Per Cederqvist's avatar
Per Cederqvist committed
1082
    {
1083
1084
1085
1086
	assert(iter.lno != 0);
	assert(iter.tno != 0);
	t = cached_get_text_stat(iter.tno);
	if (t == NULL)
Per Cederqvist's avatar
Per Cederqvist committed
1087
	{
David Byers's avatar
David Byers committed
1088
	    kom_log("Text %lu<%lu> in conference %lu is non-existent.\n",
1089
1090
1091
1092
1093
		(unsigned long)iter.tno,
		(unsigned long)iter.lno,
		(unsigned long)cc);

	    if (rflag || confirm("Repair by deleting the Text_no in the map?"))
Per Cederqvist's avatar
Per Cederqvist committed
1094
	    {
1095
1096
1097
		delete_list_append(&del_list, iter.lno);
		mark_conference_as_changed(cc);
		modifications++;
David Byers's avatar
David Byers committed
1098
		kom_log("Repaired: %lu is no longer a recipient.\n",
1099
		    (unsigned long)cc);
1100
1101
1102
1103
1104
1105
1106
1107
	    }
	    else
		errors++;
	}
	else
	{
	    if (!is_recipient(cc, t))
	    {
David Byers's avatar
David Byers committed
1108
		kom_log("Text %lu<%lu> in conference %lu %s.\n",
1109
1110
1111
1112
		    (unsigned long)iter.tno,
		    (unsigned long)iter.lno,
		    (unsigned long)cc,
		    "doesn't have the conference as recipient");
Per Cederqvist's avatar
Per Cederqvist committed
1113

1114
		if (confirm("Repair by deleting Text_no from the map?") )
Per Cederqvist's avatar
Per Cederqvist committed
1115
		{
1116
		    delete_list_append(&del_list, iter.lno);
Per Cederqvist's avatar
Per Cederqvist committed
1117
1118
		    mark_conference_as_changed(cc);
		    modifications++;
David Byers's avatar
David Byers committed
1119
		    kom_log("Repaired: %lu is no longer a recipient.\n",
1120
			(unsigned long)cc);
Per Cederqvist's avatar
Per Cederqvist committed
1121
1122
		}
		else
1123
		    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
1124
1125
1126
	    }
	}
    }
1127
    execute_deletions(tlist, &del_list);
Per Cederqvist's avatar
Per Cederqvist committed
1128

1129
    return errors;
Per Cederqvist's avatar
Per Cederqvist committed
1130
1131
}

1132
Membership *
1133
1134
locate_membership(Conf_no       conf_no,
		  const Person *pers_p)
Per Cederqvist's avatar
Per Cederqvist committed
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
{
    Membership * confp;
    int    i;

    for(confp = pers_p->conferences.confs, i = pers_p->conferences.no_of_confs;
	i > 0; i--, confp++)
    {
	if ( confp->conf_no == conf_no )
	{
	    return confp;
	}
    }

    return NULL;
}

static int
check_member(Conf_no cc,
	     Member *memb)
{
    Person *pp;
1156
    int errors=0;
Per Cederqvist's avatar
Per Cederqvist committed
1157
1158
1159
1160

    pp = cached_get_person_stat(memb->member);
    if ( pp == NULL )
    {
David Byers's avatar
David Byers committed
1161
	kom_log("Person %lu, supposedly a member in conf %lu, is nonexistent.\n",
1162
	    (unsigned long)memb->member, (unsigned long)cc);
1163
	errors++;
Per Cederqvist's avatar
Per Cederqvist committed
1164
1165
1166
1167
1168
    }
    else
    {
	if ( locate_membership(cc, pp) == NULL )
	{
David Byers's avatar
David Byers committed
1169
	    kom_log("Person %lu is not a member in conf %lu.\n",
1170
1171
		(unsigned long)memb->member,
		(unsigned long)cc);
1172
	    errors++;
Per Cederqvist's avatar
Per Cederqvist committed
1173
1174
1175
	}
    }

1176
    return errors;
Per Cederqvist's avatar
Per Cederqvist committed
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
1208
}

static int
check_member_list(Conf_no cc,
		  const Member_list *mlist)
{
    int errors=0;
    int i;
    
    for (i = 0; i < mlist->no_of_members; i++)
	errors += check_member(cc, &mlist->members[i]);

    return errors;
}


static int
check_confs(void)
{
    Conf_no     cc = 0;
    Person     *pstat=NULL;
    Conference *cstat=NULL;
    long	errors = 0;
    Conf_no	number_of_confs = 0;

    while ( (cc = traverse_conference(cc)) != 0 )
    {
	number_of_confs++;
	cstat = cached_get_conf_stat (cc);
	
	if ( cstat == NULL )
	{
David Byers's avatar
David Byers committed
1209
	    kom_log("Conference %lu nonexistent.\n", (unsigned long)cc);
Per Cederqvist's avatar
Per Cederqvist committed
1210
1211
1212
1213
1214
1215
1216
1217
1218
	    errors++;
	}
	else
	{
	    if (cstat->type.letter_box)
	    {
		pstat = cached_get_person_stat(cc);
		if (pstat == NULL)
		{
David Byers's avatar
David Byers committed
1219
		    kom_log("Mailbox %lu has no person.\n", (unsigned long)cc);
Per Cederqvist's avatar
Per Cederqvist committed
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
		    errors++;
		}
	    }
	    else		/* not letter_box */
	    {
		/* Remember that the creator might no longer exist. */
		if ( person_scratchpad[ cstat->creator ] != NULL )
		    ++person_scratchpad[ cstat->creator ]->created_confs;
	    }

	    errors += (check_texts_in_conf(cc, &cstat->texts)
		       + check_member_list(cc, &cstat->members));
	}
    }

    if ( vflag )
David Byers's avatar
David Byers committed
1236
	kom_log("Total of %lu conferences.\n", (unsigned long)number_of_confs);
Per Cederqvist's avatar
Per Cederqvist committed
1237
1238
1239
1240
1241
1242
1243
1244

    return errors;
}

static void
init_person_scratch(void)
{
    Pers_no pno = 0;
1245
    Pers_no i = 0;
Per Cederqvist's avatar
Per Cederqvist committed
1246
    
David Byers's avatar
David Byers committed
1247
1248
1249
    if (person_scratchpad == NULL)
    {
        person_scratchpad = smalloc(sizeof(*person_scratchpad) * param.max_conf);
1250
1251
        for (i = 0; i < param.max_conf; i++)
            person_scratchpad[i] = NULL;
David Byers's avatar
David Byers committed
1252
1253
    }

Per Cederqvist's avatar
Per Cederqvist committed
1254
1255
1256
1257
1258
1259
    while( (pno = traverse_person(pno)) != 0 )
    {
	person_scratchpad[pno] = alloc_person_scratchpad();
    }
}

1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
static void
free_person_scratch(void)
{
    Pers_no i;

    if (person_scratchpad != NULL)
    {
	for (i = 0; i < param.max_conf; i++)
	    free_person_scratchpad(person_scratchpad[i]);
	sfree(person_scratchpad);
    }
}

Per Cederqvist's avatar
Per Cederqvist committed
1273
1274
1275
1276
1277
1278
1279
static long
post_check_persons(void)
{
    long errors = 0;
    
    Pers_no pers_no = 0;
    Person *pstat;
Per Cederqvist's avatar
Per Cederqvist committed
1280
1281
  
    while ((pers_no = traverse_person(pers_no)) != 0)
Per Cederqvist's avatar
Per Cederqvist committed
1282
    {
Per Cederqvist's avatar
Per Cederqvist committed
1283
	if ((pstat = cached_get_person_stat(pers_no)) == NULL)
Per Cederqvist's avatar
Per Cederqvist committed
1284
	{
David Byers's avatar
David Byers committed
1285
	    kom_log("%s(): can't cached_get_person_stat(%d).\n", 
Per Cederqvist's avatar
Per Cederqvist committed
1286
		"INTERNAL DBCK ERROR: post_check_persons", pers_no);
Per Cederqvist's avatar
Per Cederqvist committed
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
	}
    }

    return errors;
}

		
/*
 * Returns 0 if the database seems to be correct.
 */
static long
check_data_base(void)
{
    long errors;

    init_person_scratch();
    errors = check_texts() + check_persons() + check_confs();
    return errors + post_check_persons();
}

static void
1308
init_data_base(void)
Per Cederqvist's avatar
Per Cederqvist committed
1309
1310
1311
{
    if ( vflag )
    {
David Byers's avatar
David Byers committed
1312
1313
1314
1315
	kom_log("Database = %s\n", param.datafile_name);
	kom_log("Backup   = %s\n", param.backupfile_name);
	kom_log("Text     = %s\n", param.textfile_name);
	kom_log("Textback = %s\n", param.textbackupfile_name);
Per Cederqvist's avatar
Per Cederqvist committed
1316
1317
1318
1319
1320
1321
    }
    
    if ( init_cache() == FAILURE )
	restart_kom("Can't find database.\n");
}

Per Cederqvist's avatar
Per Cederqvist committed
1322
static void
Per Cederqvist's avatar
Per Cederqvist committed
1323
1324
1325
1326
1327
garb_text_file(void)
{
    Text_no tno = 0;
    String text;

David Byers's avatar
David Byers committed
1328
    kom_log("Renaming %s to %s\n", param.textfile_name, param.textbackupfile_name);
1329
1330
1331
1332
    if (i_rename(param.textfile_name, param.textbackupfile_name) < 0)
    {
	restart_kom("rename failed: %s\n", strerror(errno));
    }
David Byers's avatar
David Byers committed
1333
    kom_log("Writing texts to (new) %s\n", param.textfile_name);
Per Cederqvist's avatar
Per Cederqvist committed
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
    fflush(stdout);
    fflush(stderr);
    cache_open_new_text_file();

    while ( (tno = traverse_text(tno)) != 0 )
    {
	text = cached_get_text(tno);
	cached_flush_text(tno, text);
	free_tmp();
    }
David Byers's avatar
David Byers committed
1344
    kom_log("Writing datafile with new indexes.\n");
Per Cederqvist's avatar
Per Cederqvist committed
1345
1346
    fflush(stdout);
    fflush(stderr);
1347
    cache_sync_all();
Per Cederqvist's avatar
Per Cederqvist committed
1348
1349
1350
1351
}

	
	
Per Cederqvist's avatar
Per Cederqvist committed
1352
static void
1353
1354
1355
1356
1357
1358
1359
print_statistics(void)
{
    Text_stat *ts;
    Text_no    t;
    int  *hist;
    int i;

1360
    hist = calloc(param.text_len, sizeof(int));
1361

Per Cederqvist's avatar
Per Cederqvist committed
1362
1363
1364
1365
1366
1367
    if (hist == NULL)
    {
	perror("dbck: print_statistics(): can't calloc()");
	return;
    }
    
1368
1369
1370
1371
1372
    for (t=0; (t=traverse_text(t)) != 0;)
    {
	ts = cached_get_text_stat(t);
	if (ts == NULL)
	{
David Byers's avatar
David Byers committed
1373
	    kom_log("print_statistics(): Can't get text_stat.\n");
1374
1375
1376
1377
1378
1379
	    return;
	}
		
	hist[ts->no_of_chars]++;
    }

David Byers's avatar
David Byers committed
1380
    kom_log("Length  Frequency\n");
1381
    for(i=0; i<param.text_len; i++)
1382
	if(hist[i] != 0)
David Byers's avatar
David Byers committed
1383
	    kom_log("%8d %d\n", i, hist[i]);