source: MondoRescue/branches/3.2/mondo/src/common/libmondo-verify.c@ 3194

Last change on this file since 3194 was 3194, checked in by Bruno Cornec, 11 years ago
  • Fix all compilation/link error due to the previous giant merge with 3.1. 3.2 is ready to test
  • Property svn:keywords set to Id
File size: 35.4 KB
Line 
1/***************************************************************************
2$Id: libmondo-verify.c 3194 2013-09-29 17:27:11Z bruno $
3***************************************************************************/
4
5
6/**
7 * @file
8 * Functions for verifying backups (booted from hard drive, not CD).
9 */
10
11#include "my-stuff.h"
12#include "mr_mem.h"
13#include "mondostructures.h"
14#include "libmondo-verify.h"
15#include "libmondo-gui-EXT.h"
16#include "libmondo-files-EXT.h"
17#include "libmondo-fork-EXT.h"
18#include "libmondo-stream-EXT.h"
19#include "libmondo-string-EXT.h"
20#include "libmondo-devices-EXT.h"
21#include "libmondo-tools-EXT.h"
22#include "lib-common-externs.h"
23
24/*@unused@*/
25//static char cvsid[] = "$Id: libmondo-verify.c 3194 2013-09-29 17:27:11Z bruno $";
26
27/**
28 * The number of the most recently verified afioball.
29 * @ingroup globalGroup
30 */
31int g_last_afioball_number = -1;
32
33extern char *g_getfacl;
34extern char *g_getfattr;
35extern char *MONDO_LOGFILE;
36
37/* Reference to global bkpinfo */
38extern struct s_bkpinfo *bkpinfo;
39
40
41/**
42 * Generate the filename of a tarball to verify.
43 * @param bkpinfo The backup information structure. @c bkpinfo->zip_suffix is the only field used.
44 * @param mountpoint The directory where the CD/DVD/ISO is mounted.
45 * @param setno The afioball number to get the location of.
46 * @return The absolute path to the afioball.
47 * @note The returned string points to static data that will be overwritten with each call.
48 * @ingroup stringGroup
49 */
50char *vfy_tball_fname(char *mountpoint, int setno)
51{
52 /*@ buffers ******************************************************* */
53 static char output[MAX_STR_LEN];
54
55 assert(bkpinfo != NULL);
56 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
57 sprintf(output, "%s/archives/%d.star.%s", mountpoint, setno, bkpinfo->zip_suffix);
58 if (!does_file_exist(output)) {
59 sprintf(output, "%s/archives/%d.afio.%s", mountpoint, setno, bkpinfo->zip_suffix);
60 }
61 return (output);
62}
63
64
65/**
66 * Generate a list of the files that have changed, based on @c afio @c -r
67 * messages.
68 * @param changedfiles_fname Filename of the place to put a list of afio's reported changed.
69 * @param ignorefiles_fname Filename of a list of files to ignore (use "" if none).
70 * @param stderr_fname File containing afio's stderr output.
71 * @return The number of differences found (0 for a perfect backup).
72 * @bug This function seems orphaned.
73 * @ingroup utilityGroup
74 */
75long
76generate_list_of_changed_files(char *changedfiles_fname,
77 char *ignorefiles_fname, char *stderr_fname)
78{
79 /*@ buffer ********************************************************** */
80 char *command = NULL;
81 char *afio_found_changes = NULL;
82
83 /*@ int ************************************************************* */
84 int res = 0;
85
86 /*@ long ************************************************************ */
87 long afio_diffs = 0;
88
89 assert_string_is_neither_NULL_nor_zerolength(changedfiles_fname);
90 assert_string_is_neither_NULL_nor_zerolength(ignorefiles_fname);
91 assert_string_is_neither_NULL_nor_zerolength(stderr_fname);
92
93 mr_asprintf(afio_found_changes, "%s.afio", ignorefiles_fname);
94 sync();
95
96 log_msg(1, "Now scanning log file for 'afio: ' stuff");
97 mr_asprintf(command, "grep \"afio: \" %s | sed 's/afio: //' | grep -vE '^/dev/.*$' >> %s", stderr_fname, afio_found_changes);
98 log_msg(2, command);
99 res = system(command);
100 mr_free(command);
101
102 if (res) {
103 log_msg(2, "Warning - failed to think");
104 }
105
106 log_msg(1, "Now scanning log file for 'star: ' stuff");
107 mr_asprintf(command, "grep \"star: \" %s | sed 's/star: //' | grep -vE '^/dev/.*$' >> %s", stderr_fname, afio_found_changes);
108 log_msg(2, command);
109 res = system(command);
110 mr_free(command);
111
112 if (res) {
113 log_msg(2, "Warning - failed to think");
114 }
115 afio_diffs = count_lines_in_file(afio_found_changes);
116 mr_asprintf(command, "sort %s %s %s | uniq -c | awk '{ if ($1==\"2\") {print $2;};}' | grep -v \"incheckentry xwait()\" > %s", ignorefiles_fname, afio_found_changes, afio_found_changes, changedfiles_fname);
117 mr_free(afio_found_changes);
118 log_msg(2, command);
119 paranoid_system(command);
120 mr_free(command);
121 return (afio_diffs);
122}
123
124
125/**
126 * @addtogroup LLverifyGroup
127 * @{
128 */
129/**
130 * Verify all afioballs stored on the inserted CD (or an ISO image).
131 * @param bkpinfo The backup information structure. @c bkpinfo->backup_media_type
132 * is used in this function, and the structure is also passed to verify_an_afioball_from_CD().
133 * @param mountpoint The location the CD/DVD/ISO is mounted on.
134 * @return The number of sets containing differences (0 for success).
135 */
136int verify_afioballs_on_CD(char *mountpoint)
137{
138
139 /*@ buffers ********************************************************* */
140 char *tmp = NULL;
141 char *mds = NULL;
142
143 /*@ int ************************************************************* */
144 int set_number = 0;
145 int retval = 0;
146 int total_sets = 0;
147 int percentage = 0;
148
149 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
150 assert(bkpinfo != NULL);
151
152 for (set_number = 0;
153 set_number < 9999
154 &&
155 !does_file_exist(vfy_tball_fname(mountpoint, set_number));
156 set_number++);
157 if (!does_file_exist(vfy_tball_fname(mountpoint, set_number))) {
158 return (0);
159 }
160
161 if (g_last_afioball_number != set_number - 1) {
162 if (set_number == 0) {
163 log_msg(1, "Weird error in verify_afioballs_on_CD() but it's really a cosmetic error, nothing more");
164 } else {
165 retval++;
166 log_to_screen("Warning - missing set(s) between %d and %d\n", g_last_afioball_number, set_number - 1);
167 }
168 }
169 mds = media_descriptor_string(bkpinfo->backup_media_type);
170 mr_asprintf(tmp, "Verifying %s #%d's tarballs", mds, g_current_media_number);
171 mr_free(mds);
172
173 open_evalcall_form(tmp);
174 mr_free(tmp);
175
176 for (total_sets = set_number;
177 does_file_exist(vfy_tball_fname(mountpoint, total_sets));
178 total_sets++) {
179 log_msg(1, "total_sets = %d", total_sets);
180 }
181 for (;
182 does_file_exist(vfy_tball_fname(mountpoint, set_number));
183 set_number++) {
184 percentage =
185 (set_number - g_last_afioball_number) * 100 / (total_sets -
186 g_last_afioball_number);
187 update_evalcall_form(percentage);
188 log_msg(1, "set = %d", set_number);
189 retval +=
190 verify_an_afioball_from_CD(vfy_tball_fname(mountpoint, set_number));
191 }
192 g_last_afioball_number = set_number - 1;
193 close_evalcall_form();
194 return (retval);
195}
196
197/**
198 * Verify all slices stored on the inserted CD (or a mounted ISO image).
199 * @param bkpinfo The backup information structure. Fields used:
200 * - @c compression_level
201 * - @c restore_path
202 * - @c use_lzo
203 * - @c zip_exe
204 * - @c zip_suffix
205 * @param mtpt The mountpoint the CD/DVD/ISO is mounted on.
206 * @return The number of differences (0 for perfect biggiefiles).
207 */
208int verify_all_slices_on_CD(char *mtpt)
209{
210
211 /*@ buffer ********************************************************** */
212 char *tmp = NULL;
213 char *mountpoint = NULL;
214 char *command = NULL;
215 char *mds = NULL;
216 char *sz_exe = NULL;
217 static char *bufblkA = NULL;
218 static char *bufblkB = NULL;
219 const long maxbufsize = 65536L;
220 long currsizA = 0;
221 long currsizB = 0;
222 long j;
223
224 /*@ long ************************************************************ */
225 long bigfile_num = 0;
226 long slice_num = -1;
227 int res;
228
229 static FILE *forig = NULL;
230 static struct s_filename_and_lstat_info biggiestruct;
231 static long last_bigfile_num = -1;
232 static long last_slice_num = -1;
233 FILE *pin;
234 FILE *fin;
235 int retval = 0;
236
237 if (!bufblkA) {
238 if (!(bufblkA = malloc(maxbufsize))) {
239 fatal_error("Cannot malloc bufblkA");
240 }
241 }
242 if (!bufblkB) {
243 if (!(bufblkB = malloc(maxbufsize))) {
244 fatal_error("Cannot malloc bufblkB");
245 }
246 }
247
248 assert(bkpinfo != NULL);
249 assert_string_is_neither_NULL_nor_zerolength(mtpt);
250
251 if (bkpinfo->compression_level > 0) {
252 if (bkpinfo->use_lzo) {
253 mr_asprintf(sz_exe, "lzop");
254 } else if (bkpinfo->use_gzip) {
255 mr_asprintf(sz_exe, "gzip");
256 } else if (bkpinfo->use_lzma) {
257 mr_asprintf(sz_exe, "lzma");
258 } else {
259 mr_asprintf(sz_exe, "bzip2");
260 }
261 }
262
263 log_it("before vsbf");
264 mds = media_descriptor_string(bkpinfo->backup_media_type);
265 mr_asprintf(tmp, "Verifying %s#%d's big files", mds, g_current_media_number);
266 mr_free(mds);
267
268 open_evalcall_form(tmp);
269 mr_free(tmp);
270
271 log_it("after vsbf");
272 mr_asprintf(mountpoint, "%s/archives", mtpt);
273 if (last_bigfile_num == -1) {
274 bigfile_num = 0;
275 slice_num = 0;
276 } else if (slice_num == 0) {
277 bigfile_num = last_bigfile_num + 1;
278 slice_num = 0;
279 } else {
280 bigfile_num = last_bigfile_num;
281 slice_num = last_slice_num + 1;
282 }
283 while (does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, bkpinfo->zip_suffix))
284 ||
285 does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, ""))) {
286 // handle slices until end of CD
287 if (slice_num == 0) {
288 log_msg(2, "ISO=%d bigfile=%ld --START--", g_current_media_number, bigfile_num);
289 if (! (fin = fopen(slice_fname(bigfile_num, slice_num, mountpoint, ""), "r"))) {
290 log_msg(2, "Cannot open bigfile's info file");
291 } else {
292 if (fread ((void *) &biggiestruct, 1, sizeof(biggiestruct), fin) < sizeof(biggiestruct)) {
293 log_msg(2, "Unable to get biggiestruct");
294 }
295 paranoid_fclose(fin);
296 }
297 if (bkpinfo->restore_path) {
298 mr_asprintf(tmp, "%s/%s", bkpinfo->restore_path, biggiestruct.filename);
299 log_msg(2, "Opening biggiefile #%ld - '%s'", bigfile_num, tmp);
300 forig = fopen(tmp, "r");
301 mr_free(tmp);
302
303 if (!forig) {
304 log_msg(2, "Failed to open bigfile. Darn.");
305 log_to_screen("%s/%s not found on live filesystem", bkpinfo->restore_path, biggiestruct.filename);
306 mr_asprintf(tmp, "echo \"%s/%s not found\" >> %s/biggies.changed", bkpinfo->restore_path, biggiestruct.filename, bkpinfo->tmpdir);
307 paranoid_system(tmp);
308 mr_free(tmp);
309
310 bigfile_num++;
311 slice_num = 0;
312 retval++;
313 } else {
314 slice_num++;
315 }
316 } else {
317 log_it("Unable to open bigfile as restore_path is NULL");
318 }
319 } else if (does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, "")) &&
320 (length_of_file(slice_fname(bigfile_num, slice_num, mountpoint, "")) == 0)) {
321 log_msg(2, "ISO=%d bigfile=%ld ---END---",
322 g_current_media_number, bigfile_num);
323 bigfile_num++;
324 paranoid_fclose(forig);
325 slice_num = 0;
326 } else {
327 log_msg(2, "ISO=%d bigfile=%ld slice=%ld", g_current_media_number, bigfile_num, slice_num);
328 if ((!does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, ""))) && (sz_exe != NULL)) {
329 mr_asprintf(command, "%s -dc %s 2>> %s", sz_exe, slice_fname(bigfile_num, slice_num, mountpoint, bkpinfo->zip_suffix), MONDO_LOGFILE);
330 } else {
331 mr_asprintf(command, "cat %s 2>> %s", slice_fname(bigfile_num, slice_num, mountpoint, ""), MONDO_LOGFILE);
332 }
333 pin = popen(command, "r");
334 mr_free(command);
335 if (pin) {
336 res = 0;
337 while (!feof(pin)) {
338 currsizA = fread(bufblkA, 1, maxbufsize, pin);
339 if (currsizA <= 0) {
340 break;
341 }
342 currsizB = fread(bufblkB, 1, currsizA, forig);
343 if (currsizA != currsizB) {
344 res++;
345 } else {
346 for (j = 0;
347 j < currsizA && bufblkA[j] == bufblkB[j];
348 j++);
349 if (j < currsizA) {
350 res++;
351 }
352 }
353 }
354 paranoid_pclose(pin);
355 if (res && !strncmp(biggiestruct.filename, "/dev/", 5)) {
356 log_msg(3,
357 "Ignoring differences between %s and live filesystem because it's a device and therefore the archives are stored via ntfsclone, not dd.",
358 biggiestruct.filename);
359 log_msg(3,
360 "If you really want verification for %s, please contact the devteam and offer an incentive.",
361 biggiestruct.filename);
362 res = 0;
363 }
364 if (res) {
365 log_msg(0,
366 "afio: \"%s\": Corrupt biggie file, says libmondo-archive.c",
367 biggiestruct.filename);
368 retval++;
369 }
370 }
371 slice_num++;
372 }
373 }
374 mr_free(mountpoint);
375 mr_free(sz_exe);
376
377 last_bigfile_num = bigfile_num;
378 last_slice_num = slice_num - 1;
379 if (last_slice_num < 0) {
380 last_bigfile_num--;
381 }
382 close_evalcall_form();
383 if (bufblkA) {
384 paranoid_free(bufblkA);
385 }
386 if (bufblkB) {
387 paranoid_free(bufblkB);
388 }
389 return (0);
390}
391
392
393
394
395
396
397/**
398 * Verify one afioball from the CD.
399 * You should be changed to the root directory (/) for this to work.
400 * @param bkpinfo The backup information structure. Fields used:
401 * - @c bkpinfo->use_lzo
402 * - @c bkpinfo->tmpdir
403 * - @c bkpinfo->zip_exe
404 * - @c bkpinfo->zip_suffix
405 * @param tarball_fname The filename of the afioball to verify.
406 * @return 0, always.
407 */
408int verify_a_tarball(char *tarball_fname)
409{
410 /*@ buffers ********************************************************* */
411 char *command = NULL;
412 char *outlog = NULL;
413 char *tmp = NULL;
414
415 /*@ pointers ******************************************************* */
416 FILE *pin;
417
418 /*@ long *********************************************************** */
419 long diffs = 0;
420 /* getcwd(old_pwd,MAX_STR_LEN-1); */
421
422
423 command = malloc(2000);
424 malloc_string(outlog);
425 malloc_string(tmp);
426 assert(bkpinfo != NULL);
427 assert_string_is_neither_NULL_nor_zerolength(tarball_fname);
428
429 log_it("Verifying fileset '%s'", tarball_fname);
430 mr_asprintf(outlog, "%s/afio.log", bkpinfo->tmpdir);
431 /* if programmer forgot to say which compression thingy to use then find out */
432 if (strstr(tarball_fname, ".lzo") && strcmp(bkpinfo->zip_suffix, "lzo")) {
433 log_msg(2, "OK, I'm going to start using lzop.");
434 strcpy(bkpinfo->zip_exe, "lzop");
435 strcpy(bkpinfo->zip_suffix, "lzo");
436 bkpinfo->use_lzo = TRUE;
437 bkpinfo->use_gzip = FALSE;
438 bkpinfo->use_lzma = FALSE;
439 }
440 if (strstr(tarball_fname, ".gz") && strcmp(bkpinfo->zip_suffix, "gz")) {
441 log_msg(2, "OK, I'm going to start using gzip.");
442 strcpy(bkpinfo->zip_exe, "gzip");
443 strcpy(bkpinfo->zip_suffix, "gz");
444 bkpinfo->use_lzo = FALSE;
445 bkpinfo->use_gzip = TRUE;
446 bkpinfo->use_lzma = FALSE;
447 }
448 if (strstr(tarball_fname, ".bz2") && strcmp(bkpinfo->zip_suffix, "bz2")) {
449 log_msg(2, "OK, I'm going to start using bzip2.");
450 strcpy(bkpinfo->zip_exe, "bzip2");
451 strcpy(bkpinfo->zip_suffix, "bz2");
452 bkpinfo->use_lzo = FALSE;
453 bkpinfo->use_gzip = FALSE;
454 bkpinfo->use_lzma = FALSE;
455 }
456 if (strstr(tarball_fname, ".lzma") && strcmp(bkpinfo->zip_suffix, "lzma")) {
457 log_msg(2, "OK, I'm going to start using lzma.");
458 strcpy(bkpinfo->zip_exe, "lzma");
459 strcpy(bkpinfo->zip_suffix, "lzma");
460 bkpinfo->use_lzo = FALSE;
461 bkpinfo->use_gzip = FALSE;
462 bkpinfo->use_lzma = TRUE;
463 }
464 if (bkpinfo->zip_exe == NULL) {
465 strcpy(bkpinfo->zip_exe, "none");
466 }
467 if (bkpinfo->zip_suffix == NULL) {
468 strcpy(bkpinfo->zip_suffix, "");
469 }
470 unlink(outlog);
471 if (strstr(tarball_fname, ".star")) {
472 bkpinfo->use_star = TRUE;
473 if (strstr(tarball_fname, ".bz2"))
474 mr_asprintf(command, "star -sparse -diff diffopts=mode,size,data file=%s %s >> %s 2>> %s", tarball_fname, (strstr(tarball_fname, ".bz2")) ? "-bz" : " ", outlog, outlog);
475 } else {
476 bkpinfo->use_star = FALSE;
477 /* Here we suppose that there is always a compression program called */
478 if (bkpinfo->zip_exe) {
479 mr_asprintf(command, "afio -r -P %s -Z %s >> %s 2>> %s", bkpinfo->zip_exe, tarball_fname, outlog, outlog);
480 } else {
481 mr_asprintf(command, "afio -r -Z %s >> %s 2>> %s", tarball_fname, outlog, outlog);
482 }
483 }
484 log_msg(6, "command=%s", command);
485 paranoid_system(command);
486 mr_free(command);
487
488 if (length_of_file(outlog) < 10) {
489 mr_asprintf(command, "cat %s >> %s", outlog, MONDO_LOGFILE);
490 } else {
491 mr_asprintf(command, "cut -d: -f%d %s | sort -u", (bkpinfo->use_star) ? 1 : 2, outlog);
492 pin = popen(command, "r");
493 if (pin) {
494 for (mr_getline(tmp, pin); !feof(pin); mr_getline(tmp, pin)) {
495 if (bkpinfo->use_star) {
496 if (!strstr(tmp, "diffopts=")) {
497 while (strlen(tmp) > 0 && tmp[strlen(tmp) - 1] < 32) {
498 tmp[strlen(tmp) - 1] = '\0';
499 }
500 if (strchr(tmp, '/')) {
501 if (!diffs) {
502 log_msg(0, "'%s' - differences found", tarball_fname);
503 }
504 log_msg(0, "star: /%s", strip_afio_output_line(tmp));
505 diffs++;
506 }
507 }
508 } else {
509 if (!diffs) {
510 log_msg(0, "'%s' - differences found", tarball_fname);
511 }
512 log_msg(0, "afio: /%s", strip_afio_output_line(tmp));
513 diffs++;
514 }
515 mr_free(tmp);
516 }
517 mr_free(tmp);
518 paranoid_pclose(pin);
519 } else {
520 log_OS_error(command);
521 }
522 }
523 mr_free(command);
524 mr_free(outlog);
525 return (0);
526}
527
528
529
530
531
532
533/**
534 * Verify one afioball from the CD.
535 * Checks for existence (calls fatal_error() if it does not exist) and
536 * then calls verify_an_afioball().
537 * @param bkpinfo The backup information structure. Passed to verify_an_afioball().
538 * @param tarball_fname The filename of the afioball to verify.
539 * @return The return value of verify_an_afioball().
540 * @see verify_an_afioball
541 */
542int
543verify_an_afioball_from_CD(char *tarball_fname)
544{
545
546 /*@ int ************************************************************* */
547 int res = 0;
548
549 assert_string_is_neither_NULL_nor_zerolength(tarball_fname);
550
551 log_msg(1, "Verifying %s", tarball_fname);
552 if (!does_file_exist(tarball_fname)) {
553 fatal_error("Cannot verify nonexistent afioball");
554 }
555 res = verify_a_tarball(tarball_fname);
556 return (res);
557}
558
559
560/**
561 * Verify one afioball from the opened tape/CD stream.
562 * Copies the file from tape to tmpdir and then calls verify_an_afioball().
563 * @param bkpinfo The backup information structure. Passed to verify_an_afioball().
564 * @param orig_fname The original filename of the afioball to verify.
565 * @param size The size of the afioball to verify.
566 * @return The return value of verify_an_afioball().
567 * @see verify_an_afioball
568 */
569int
570verify_an_afioball_from_stream(char *orig_fname, long long size)
571{
572
573 /*@ int ************************************************************** */
574 int retval = 0;
575 int res = 0;
576
577 /*@ buffers ********************************************************** */
578 char *tmp = NULL;
579 char *tarball_fname = NULL;
580
581 /*@ pointers ********************************************************* */
582 char *p;
583
584 assert(bkpinfo != NULL);
585 assert_string_is_neither_NULL_nor_zerolength(orig_fname);
586
587 p = strrchr(orig_fname, '/');
588 if (!p) {
589 p = orig_fname;
590 } else {
591 p++;
592 }
593 mr_asprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
594 paranoid_system(tmp);
595 mr_free(tmp);
596
597 mr_asprintf(tarball_fname, "%s/tmpfs/temporary-%s", bkpinfo->tmpdir, p);
598 read_file_from_stream_to_file(tarball_fname, size);
599 res = verify_a_tarball(tarball_fname);
600 if (res) {
601 log_msg(0, "Afioball '%s' no longer matches your live filesystem", p);
602 retval++;
603 }
604 unlink(tarball_fname);
605 mr_free(tarball_fname);
606 return (retval);
607}
608
609
610/**
611 * Verify one biggiefile form the opened tape/CD stream.
612 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir is the only field used.
613 * @param biggie_fname The filename of the biggiefile to verify.
614 * @param size The size in bytes of said biggiefile.
615 * @return 0 for success (even if the file doesn't match); nonzero for a tape error.
616 */
617int
618verify_a_biggiefile_from_stream(char *biggie_fname, long long size)
619{
620
621 /*@ int ************************************************************* */
622 int retval = 0;
623 int res = 0;
624 int current_slice_number = 0;
625 int ctrl_chr = '\0';
626
627 /*@ char ************************************************************ */
628 char *test_file = NULL;
629 char *biggie_cksum = NULL;
630 char *orig_cksum = NULL;
631 char *tmp = NULL;
632 char *slice_fnam = NULL;
633
634 /*@ pointers ******************************************************** */
635 char *p;
636
637 /*@ long long ******************************************************* */
638 long long slice_siz;
639
640 malloc_string(slice_fnam);
641 assert(bkpinfo != NULL);
642 assert_string_is_neither_NULL_nor_zerolength(biggie_fname);
643
644 p = strrchr(biggie_fname, '/');
645 if (!p) {
646 p = biggie_fname;
647 } else {
648 p++;
649 }
650 mr_asprintf(test_file, "%s/temporary-%s", bkpinfo->tmpdir, p);
651 for (res =
652 read_header_block_from_stream(&slice_siz, slice_fnam, &ctrl_chr);
653 ctrl_chr != BLK_STOP_A_BIGGIE;
654 res =
655 read_header_block_from_stream(&slice_siz, slice_fnam, &ctrl_chr)) {
656 if (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
657 wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
658 }
659 res = read_file_from_stream_to_file(test_file, slice_siz);
660 unlink(test_file);
661 res =
662 read_header_block_from_stream(&slice_siz, slice_fnam, &ctrl_chr);
663 if (ctrl_chr != BLK_STOP_AN_AFIO_OR_SLICE) {
664 log_msg(2, "test_file = %s", test_file);
665 wrong_marker(BLK_STOP_AN_AFIO_OR_SLICE, ctrl_chr);
666 }
667 current_slice_number++;
668 retval += res;
669 }
670 mr_asprintf(biggie_cksum, "%s", slice_fnam);
671 if (biggie_cksum[0] != '\0') {
672 mr_asprintf(orig_cksum, "%s", calc_checksum_of_file(biggie_fname));
673 if (strcmp(biggie_cksum, orig_cksum)) {
674 log_msg(2, "orig cksum=%s; curr cksum=%s", biggie_cksum, orig_cksum);
675 log_to_screen("%s has changed on live filesystem", biggie_fname);
676
677 mr_asprintf(tmp, "echo \"%s\" >> %s/biggies.changed", biggie_fname, bkpinfo->tmpdir);
678 paranoid_system(tmp);
679 mr_free(tmp);
680 }
681 mr_free(orig_cksum);
682 }
683 mr_free(biggie_cksum);
684 mr_free(test_file);
685 paranoid_free(slice_fnam);
686 return (retval);
687}
688
689
690/**
691 * Verify all afioballs from the opened tape/CD stream.
692 * @param bkpinfo The backup information structure. Fields used:
693 * - @c bkpinfo->tmpdir
694 *
695 * @return 0 for success (even if there are differences); nonzero for a tape error.
696 */
697int verify_afioballs_from_stream()
698{
699 /*@ int ********************************************************** */
700 int retval = 0;
701 int res = 0;
702 long current_afioball_number = 0;
703 int ctrl_chr = 0;
704 int total_afioballs = 0;
705
706 /*@ buffers ***************************************************** */
707 char *tmp = NULL;
708 char *fname;
709 char *curr_xattr_list_fname;
710 char *curr_acl_list_fname;
711
712 /*@ long long *************************************************** */
713 long long size = 0;
714
715 assert(bkpinfo != NULL);
716 malloc_string(fname);
717 malloc_string(curr_xattr_list_fname);
718 malloc_string(curr_acl_list_fname);
719
720 if (g_getfattr) {
721 sprintf(curr_xattr_list_fname, XATTR_BIGGLST_FNAME_RAW_SZ,
722 bkpinfo->tmpdir);
723 }
724 if (g_getfacl) {
725 sprintf(curr_acl_list_fname, ACL_BIGGLST_FNAME_RAW_SZ,
726 bkpinfo->tmpdir);
727 }
728 log_to_screen("Verifying regular archives on tape");
729 total_afioballs = get_last_filelist_number() + 1;
730 open_progress_form("Verifying filesystem",
731 "I am verifying archives against your live filesystem now.",
732 "Please wait. This may take a couple of hours.", "",
733 total_afioballs);
734 res = read_header_block_from_stream(&size, fname, &ctrl_chr);
735 if (ctrl_chr != BLK_START_AFIOBALLS) {
736 log_it("YOU SHOULD NOT GET HERE");
737 log_it("Grabbing the EXAT files");
738 if (ctrl_chr == BLK_START_EXTENDED_ATTRIBUTES) {
739 res = read_EXAT_files_from_tape(&size, fname, &ctrl_chr,
740 curr_xattr_list_fname,
741 curr_acl_list_fname);
742 }
743 }
744 if (ctrl_chr != BLK_START_AFIOBALLS) {
745 wrong_marker(BLK_START_AFIOBALLS, ctrl_chr);
746 }
747
748 for (res = read_header_block_from_stream(&size, fname, &ctrl_chr);
749 ctrl_chr != BLK_STOP_AFIOBALLS;
750 res = read_header_block_from_stream(&size, fname, &ctrl_chr)) {
751 if (g_getfattr) {
752 sprintf(curr_xattr_list_fname, XATTR_LIST_FNAME_RAW_SZ,
753 bkpinfo->tmpdir, current_afioball_number);
754 }
755 if (g_getfacl) {
756 sprintf(curr_acl_list_fname, ACL_LIST_FNAME_RAW_SZ,
757 bkpinfo->tmpdir, current_afioball_number);
758 }
759 if (ctrl_chr == BLK_START_EXTENDED_ATTRIBUTES) {
760 log_it("Reading EXAT files from tape");
761 res = read_EXAT_files_from_tape(&size, fname, &ctrl_chr,
762 curr_xattr_list_fname,
763 curr_acl_list_fname);
764 }
765 if (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
766 wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
767 }
768 mr_asprintf(tmp, "Verifying fileset #%ld", current_afioball_number);
769 update_progress_form(tmp);
770 mr_free(tmp);
771
772 res = verify_an_afioball_from_stream(fname, size);
773 if (res) {
774 log_to_screen("Afioball %ld differs from live filesystem", current_afioball_number);
775 }
776 retval += res;
777 current_afioball_number++;
778 g_current_progress++;
779 res = read_header_block_from_stream(&size, fname, &ctrl_chr);
780 if (ctrl_chr != BLK_STOP_AN_AFIO_OR_SLICE) {
781 wrong_marker(BLK_STOP_AN_AFIO_OR_SLICE, ctrl_chr);
782 }
783 }
784 log_msg(1, "All done with afioballs");
785 close_progress_form();
786 paranoid_free(fname);
787 paranoid_free(curr_xattr_list_fname);
788 paranoid_free(curr_acl_list_fname);
789 return (retval);
790}
791
792/**
793 * Verify all biggiefiles on the opened CD/tape stream.
794 * @param bkpinfo The backup information structure. Fields used:
795 * - @c bkpinfo->restore_path
796 * - @c bkpinfo->tmpdir
797 *
798 * @return 0 for success (even if there are differences); nonzero for a tape error.
799 */
800int verify_biggiefiles_from_stream()
801{
802
803 /*@ int ************************************************************ */
804 int retval = 0;
805 int res = 0;
806 int ctrl_chr = 0;
807
808 /*@ long *********************************************************** */
809 long noof_biggiefiles = 0;
810 long current_biggiefile_number = 0;
811
812 /*@ buffers ******************************************************** */
813 char *orig_fname;
814 char *logical_fname = NULL;
815 char *comment = NULL;
816 char *curr_xattr_list_fname = NULL;
817 char *curr_acl_list_fname = NULL;
818 /*@ pointers ******************************************************* */
819 char *p;
820
821 /*@ long long size ************************************************* */
822 long long size = 0;
823
824 assert(bkpinfo != NULL);
825 malloc_string(orig_fname);
826 malloc_string(curr_xattr_list_fname);
827 malloc_string(curr_acl_list_fname);
828
829 if (g_getfattr) {
830 sprintf(curr_xattr_list_fname, XATTR_BIGGLST_FNAME_RAW_SZ,
831 bkpinfo->tmpdir);
832 }
833 if (g_getfacl) {
834 sprintf(curr_acl_list_fname, ACL_BIGGLST_FNAME_RAW_SZ,
835 bkpinfo->tmpdir);
836 }
837 mr_asprintf(comment, "Verifying all bigfiles.");
838 log_to_screen(comment);
839 res = read_header_block_from_stream(&size, orig_fname, &ctrl_chr);
840 if (ctrl_chr != BLK_START_BIGGIEFILES) {
841 if (ctrl_chr == BLK_START_EXTENDED_ATTRIBUTES) {
842 log_it("Grabbing the EXAT biggiefiles");
843 res = read_EXAT_files_from_tape(&size, orig_fname,
844 &ctrl_chr, curr_xattr_list_fname,
845 curr_acl_list_fname);
846 }
847 }
848 if (ctrl_chr != BLK_START_BIGGIEFILES) {
849 wrong_marker(BLK_START_BIGGIEFILES, ctrl_chr);
850 }
851 noof_biggiefiles = (long) size;
852 log_msg(1, "noof_biggiefiles = %ld", noof_biggiefiles);
853 open_progress_form("Verifying big files", comment,
854 "Please wait. This may take some time.", "",
855 noof_biggiefiles);
856 mr_free(comment);
857
858 for (res = read_header_block_from_stream(&size, orig_fname, &ctrl_chr);
859 ctrl_chr != BLK_STOP_BIGGIEFILES;
860 res = read_header_block_from_stream(&size, orig_fname, &ctrl_chr))
861 {
862 if (ctrl_chr != BLK_START_A_NORMBIGGIE
863 && ctrl_chr != BLK_START_A_PIHBIGGIE) {
864 wrong_marker(BLK_START_A_NORMBIGGIE, ctrl_chr);
865 }
866 p = strrchr(orig_fname, '/');
867 if (!p) {
868 p = orig_fname;
869 } else {
870 p++;
871 }
872 mr_asprintf(comment, "Verifying bigfile #%ld (%ld K)", current_biggiefile_number, (long) size >> 10);
873 update_progress_form(comment);
874 mr_free(comment);
875
876 if (bkpinfo->restore_path) {
877 mr_asprintf(logical_fname, "%s/%s", bkpinfo->restore_path, orig_fname);
878 res = verify_a_biggiefile_from_stream(logical_fname, size);
879 mr_free(logical_fname);
880 retval += res;
881 } else {
882 log_it("Unable to verify bigfile as restore_path is NULL");
883 }
884
885 current_biggiefile_number++;
886 g_current_progress++;
887 }
888 close_progress_form();
889 paranoid_free(orig_fname);
890 paranoid_free(curr_xattr_list_fname);
891 paranoid_free(curr_acl_list_fname);
892 return (retval);
893}
894
895/* @} - end of LLverifyGroup */
896
897
898/**
899 * Verify the USB device
900 * @param bkpinfo The backup information structure. Fields used:
901 * - @c bkpinfo->media_device
902 * - @c bkpinfo->tmpdir
903 * - @c bkpinfo->verify_data
904 *
905 * @return 0 for success (even if differences are found), nonzero for failure.
906 * @ingroup verifyGroup
907 */
908int verify_usb_image()
909{
910
911 /*@ int ************************************************************ */
912 int retval = 0;
913
914 /*@ buffers ******************************************************** */
915 char *mountpoint = NULL;
916 char *tmp = NULL;
917 char *tmp1 = NULL;
918 char *fname = NULL;
919 int ret = 0;
920#ifdef __FreeBSD__
921 char mdd[32];
922 char *mddevice = mdd;
923 int vndev = 2;
924#else
925//skip
926#endif
927
928 assert(bkpinfo != NULL);
929
930 if (bkpinfo->media_device == NULL) {
931 return(1);
932 }
933
934 mr_asprintf(fname, "%s1", bkpinfo->media_device);
935 if (is_this_device_mounted(fname)) {
936 log_msg(1, "USB device mounted. Remounting it at the right place");
937 mr_asprintf(tmp, "umount %s", fname);
938 run_program_and_log_output(tmp, FALSE);
939 paranoid_free(tmp);
940 }
941 paranoid_free(fname);
942
943 log_msg(1, "Mounting USB device.");
944 mr_asprintf(mountpoint, "%s/usb", bkpinfo->tmpdir);
945 mr_asprintf(tmp, "mkdir -p %s", mountpoint);
946 run_program_and_log_output(tmp, FALSE);
947 paranoid_free(tmp);
948 /* Mindi always create one single parition on the USB dev */
949 mr_asprintf(tmp, "mount %s1 %s", bkpinfo->media_device, mountpoint);
950 ret = run_program_and_log_output(tmp, FALSE);
951 paranoid_free(tmp);
952 if (ret) {
953 paranoid_free(mountpoint);
954 return(ret);
955 }
956
957 sync();
958 log_msg(2, "OK, I've mounted the USB Disk/Key\n");
959 mr_asprintf(tmp, "%s/archives/NOT-THE-LAST", mountpoint);
960 if (!does_file_exist(tmp)) {
961 log_msg
962 (2,
963 "This is the last USB device. I am therefore setting bkpinfo->verify_data to FALSE.");
964 bkpinfo->verify_data = FALSE;
965/*
966 (a) It's an easy way to tell the calling subroutine that we've finished &
967 there are no more device to be verified; (b) It stops the post-backup verifier
968 from running after the per-device verifier has run too.
969*/
970 }
971 paranoid_free(tmp);
972 verify_afioballs_on_CD(mountpoint);
973 log_it("before verify_all_slices");
974 verify_all_slices_on_CD(mountpoint);
975
976 mr_asprintf(tmp1, "umount -d %s", mountpoint);
977#ifdef __FreeBSD__
978 ret += system(tmp1);
979 ret += kick_vn(mddevice);
980 if (ret)
981#else
982 if (system(tmp1))
983#endif
984 {
985 log_to_screen("%s failed; unable to unmount USB device\n", tmp1);
986 retval++;
987 } else {
988 log_msg(2, "OK, I've unmounted the USB device\n");
989 }
990 mr_free(tmp1);
991 mr_free(mountpoint);
992 return (retval);
993}
994
995
996/**
997 * Verify the CD indicated by @c g_current_media_number.
998 * @param bkpinfo The backup information structure. Fields used:
999 * - @c bkpinfo->isodir
1000 * - @c bkpinfo->prefix
1001 * - @c bkpinfo->manual_cd_tray
1002 * - @c bkpinfo->media_device
1003 * - @c bkpinfo->netfs_remote_dir
1004 * - @c bkpinfo->tmpdir
1005 * - @c bkpinfo->verify_data
1006 *
1007 * @return 0 for success (even if differences are found), nonzero for failure.
1008 * @ingroup verifyGroup
1009 */
1010int verify_cd_image()
1011{
1012
1013 /*@ int ************************************************************ */
1014 int retval = 0;
1015
1016 /*@ buffers ******************************************************** */
1017 char *mountpoint = NULL;
1018 char *command = NULL;
1019 char *tmp = NULL;
1020 char *fname = NULL;
1021#ifdef __FreeBSD__
1022 char mdd[32];
1023 char *mddevice = mdd;
1024 int ret = 0;
1025 int vndev = 2;
1026#else
1027//skip
1028#endif
1029
1030 assert(bkpinfo != NULL);
1031
1032 if (bkpinfo->media_device == NULL) {
1033 return(1);
1034 }
1035
1036 mr_asprintf(mountpoint, "%s/cdrom", bkpinfo->tmpdir);
1037 if (((bkpinfo->isodir == NULL) && (bkpinfo->netfs_remote_dir == NULL)) || (bkpinfo->prefix == NULL)) {
1038 fatal_error("No iso filename preparation possible");
1039 }
1040 if (bkpinfo->netfs_remote_dir) {
1041 // NETFS
1042 mr_asprintf(fname, "%s/%s/%s-%d.iso", bkpinfo->isodir, bkpinfo->netfs_remote_dir, bkpinfo->prefix, g_current_media_number);
1043 } else {
1044 // ISO
1045 mr_asprintf(fname, "%s/%s-%d.iso", bkpinfo->isodir, bkpinfo->prefix, g_current_media_number);
1046 }
1047
1048 mkdir(mountpoint, 1777);
1049 sync();
1050 if (!does_file_exist(fname)) {
1051 log_msg(2, "%s not found; assuming you backed up to CD; verifying CD...", fname);
1052 if (bkpinfo->manual_cd_tray) {
1053 popup_and_OK("Please push CD tray closed.");
1054 }
1055 if (find_and_mount_actual_cd(mountpoint)) {
1056 log_to_screen("failed to mount actual CD");
1057 mr_free(mountpoint);
1058 mr_free(fname);
1059 return (1);
1060 }
1061 } else {
1062 log_msg(2, "%s found; verifying ISO...", fname);
1063#ifdef __FreeBSD__
1064 ret = 0;
1065 vndev = 2;
1066 mddevice = make_vn(fname);
1067 if (ret) {
1068 log_to_screen("make_vn of %s failed; unable to verify ISO\n", fname);
1069 mr_free(mountpoint);
1070 mr_free(fname);
1071 return (1);
1072 }
1073 mr_asprintf(command, "mount_cd9660 %s %s", mddevice, mountpoint);
1074#else
1075 mr_asprintf(command, "mount -o loop,ro -t iso9660 %s %s", fname, mountpoint);
1076#endif
1077 if (run_program_and_log_output(command, FALSE)) {
1078 log_to_screen("%s failed; unable to mount ISO image\n", command);
1079 mr_free(mountpoint);
1080 mr_free(command);
1081 mr_free(fname);
1082 return (1);
1083 }
1084 mr_free(command);
1085 }
1086 log_msg(2, "OK, I've mounted the ISO/CD\n");
1087 mr_asprintf(tmp, "%s/archives/NOT-THE-LAST", mountpoint);
1088 if (!does_file_exist(tmp)) {
1089 log_msg
1090 (2,
1091 "This is the last CD. I am therefore setting bkpinfo->verify_data to FALSE.");
1092 bkpinfo->verify_data = FALSE;
1093/*
1094 (a) It's an easy way to tell the calling subroutine that we've finished &
1095 there are no more CD's to be verified; (b) It stops the post-backup verifier
1096 from running after the per-CD verifier has run too.
1097*/
1098 }
1099 mr_free(tmp);
1100
1101 verify_afioballs_on_CD(mountpoint);
1102 log_it("before verify_all_slices");
1103 verify_all_slices_on_CD(mountpoint);
1104
1105#ifdef __FreeBSD__
1106 ret = 0;
1107 mr_asprintf(command, "umount -d %s", mountpoint);
1108 ret += system(command);
1109 ret += kick_vn(mddevice);
1110 if (ret) {
1111#else
1112 mr_asprintf(command, "umount -d %s", mountpoint);
1113 if (system(command)) {
1114#endif
1115 log_to_screen("%s failed; unable to unmount ISO image\n", command);
1116
1117 retval++;
1118 } else {
1119 log_msg(2, "OK, I've unmounted the ISO file\n");
1120 }
1121 mr_free(mountpoint);
1122 mr_free(command);
1123
1124 if (!does_file_exist(fname)) {
1125 mr_asprintf(command, "umount -d %s", bkpinfo->media_device);
1126 run_program_and_log_output(command, 2);
1127 mr_free(command);
1128
1129 if (!bkpinfo->please_dont_eject && eject_device(bkpinfo->media_device)) {
1130 log_msg(2, "Failed to eject CD-ROM drive");
1131 }
1132 }
1133 mr_free(fname);
1134 return (retval);
1135}
1136
1137/**
1138 * Verify all backups on tape.
1139 * This should be done after the backup process has already closed the tape.
1140 * @param bkpinfo The backup information structure. Passed to various helper functions.
1141 * @return 0 for success (even if thee were differences), nonzero for failure.
1142 * @ingroup verifyGroup
1143 */
1144int verify_tape_backups()
1145{
1146
1147 /*@ int ************************************************************ */
1148 int retval = 0;
1149
1150 /*@ buffers ******************************************************** */
1151 char *tmp = NULL;
1152 char *changed_files_fname = NULL;
1153
1154 /*@ long *********************************************************** */
1155 long diffs = 0;
1156
1157 assert(bkpinfo != NULL);
1158
1159 log_msg(3, "verify_tape_backups --- starting");
1160 log_to_screen("Verifying backups");
1161 openin_tape();
1162/* verify archives themselves */
1163 retval += verify_afioballs_from_stream();
1164 retval += verify_biggiefiles_from_stream();
1165/* find the final blocks */
1166 sync();
1167 sleep(2);
1168 closein_tape();
1169/* close tape; exit */
1170// fclose(g_tape_stream); <-- not needed; is handled by closein_tape()
1171 mr_asprintf(tmp, "rm -f %s/biggies.changed %s/changed.files 2> /dev/null", bkpinfo->tmpdir, bkpinfo->tmpdir);
1172 paranoid_system(tmp);
1173 mr_free(tmp);
1174
1175 mr_asprintf(changed_files_fname, "%s/changed.files", bkpinfo->tmpdir);
1176 mr_asprintf(tmp, "grep -E '^%s:.*$' %s | cut -d'\"' -f2 | sort -u | awk '{print \"/\"$0;};' | tr -s '/' '/' | grep -v \"(total of\" | grep -v \"incheckentry.*xwait\" | grep -vE '^/afio:.*$' | grep -vE '^dev/.*$' > %s", (bkpinfo->use_star) ? "star" : "afio", MONDO_LOGFILE, changed_files_fname);
1177 log_msg(2, "Running command to derive list of changed files");
1178 log_msg(2, tmp);
1179 if (system(tmp)) {
1180 if (does_file_exist(changed_files_fname) && length_of_file(changed_files_fname) > 2) {
1181 log_to_screen("Warning - unable to check logfile to derive list of changed files");
1182 } else {
1183 log_to_screen("No differences found. Therefore, no 'changed.files' text file.");
1184 }
1185 }
1186 mr_free(tmp);
1187
1188 mr_asprintf(tmp, "cat %s/biggies.changed >> %s", bkpinfo->tmpdir, changed_files_fname);
1189 paranoid_system(tmp);
1190 mr_free(tmp);
1191
1192 diffs = count_lines_in_file(changed_files_fname);
1193 if (diffs > 0) {
1194 mr_asprintf(tmp, "cp -f %s %s/changed.files", changed_files_fname, MONDO_CACHE);
1195 run_program_and_log_output(tmp, FALSE);
1196 mr_free(tmp);
1197
1198 log_msg(0, "%ld files differed from live filesystem; type less %s or less %s/changed.files to see", diffs, changed_files_fname, MONDO_CACHE);
1199 log_to_screen("See "MONDO_CACHE"/changed.files for a list of nonmatching files.");
1200 log_to_screen("The files probably changed on filesystem, not on backup media.");
1201 }
1202 mr_free(changed_files_fname);
1203 return (retval);
1204}
1205
1206
1207
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