source: MondoRescue/branches/2.2.10/mondo/src/common/libmondo-verify.c@ 2327

Last change on this file since 2327 was 2327, checked in by Bruno Cornec, 15 years ago

r3338@localhost: bruno | 2009-08-11 23:03:30 +0200
bkpinfo->zip_suffix, bkpinfo->image_devs and bkpinfo->restore_path are now allocated dynmically
  • Property svn:keywords set to Id
File size: 35.3 KB
Line 
1/***************************************************************************
2$Id: libmondo-verify.c 2327 2009-08-18 13:20:37Z 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 2327 2009-08-18 13:20:37Z 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 paranoid_system("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,
164 "Weird error in verify_afioballs_on_CD() but it's really a cosmetic error, nothing more");
165 } else {
166 retval++;
167 log_to_screen("Warning - missing set(s) between %d and %d\n", g_last_afioball_number, set_number - 1);
168 }
169 }
170 mds = media_descriptor_string(bkpinfo->backup_media_type);
171 mr_asprintf(tmp, "Verifying %s #%d's tarballs", mds, g_current_media_number);
172 mr_free(mds);
173
174 open_evalcall_form(tmp);
175 mr_free(tmp);
176
177 for (total_sets = set_number;
178 does_file_exist(vfy_tball_fname(mountpoint, total_sets));
179 total_sets++) {
180 log_msg(1, "total_sets = %d", total_sets);
181 }
182 for (;
183 does_file_exist(vfy_tball_fname(mountpoint, set_number));
184 set_number++) {
185 percentage =
186 (set_number - g_last_afioball_number) * 100 / (total_sets -
187 g_last_afioball_number);
188 update_evalcall_form(percentage);
189 log_msg(1, "set = %d", set_number);
190 retval +=
191 verify_an_afioball_from_CD(vfy_tball_fname(mountpoint, set_number));
192 }
193 g_last_afioball_number = set_number - 1;
194 close_evalcall_form();
195 return (retval);
196}
197
198/**
199 * Verify all slices stored on the inserted CD (or a mounted ISO image).
200 * @param bkpinfo The backup information structure. Fields used:
201 * - @c compression_level
202 * - @c restore_path
203 * - @c use_lzo
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 {
257 mr_asprintf(sz_exe, "bzip2");
258 }
259 }
260
261 log_it("before vsbf");
262 mds = media_descriptor_string(bkpinfo->backup_media_type);
263 mr_asprintf(tmp, "Verifying %s#%d's big files", mds, g_current_media_number);
264 mr_free(mds);
265
266 open_evalcall_form(tmp);
267 mr_free(tmp);
268
269 log_it("after vsbf");
270 mr_asprintf(mountpoint, "%s/archives", mtpt);
271 if (last_bigfile_num == -1) {
272 bigfile_num = 0;
273 slice_num = 0;
274 } else if (slice_num == 0) {
275 bigfile_num = last_bigfile_num + 1;
276 slice_num = 0;
277 } else {
278 bigfile_num = last_bigfile_num;
279 slice_num = last_slice_num + 1;
280 }
281 while (does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, bkpinfo->zip_suffix))
282 ||
283 does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, ""))) {
284 // handle slices until end of CD
285 if (slice_num == 0) {
286 log_msg(2, "ISO=%d bigfile=%ld --START--", g_current_media_number, bigfile_num);
287 if (! (fin = fopen(slice_fname(bigfile_num, slice_num, mountpoint, ""), "r"))) {
288 log_msg(2, "Cannot open bigfile's info file");
289 } else {
290 if (fread ((void *) &biggiestruct, 1, sizeof(biggiestruct), fin) < sizeof(biggiestruct)) {
291 log_msg(2, "Unable to get biggiestruct");
292 }
293 paranoid_fclose(fin);
294 }
295 if (bkpinfo->restore_path) {
296 mr_asprintf(tmp, "%s/%s", bkpinfo->restore_path, biggiestruct.filename);
297 log_msg(2, "Opening biggiefile #%ld - '%s'", bigfile_num, tmp);
298 forig = fopen(tmp, "r");
299 mr_free(tmp);
300
301 if (!forig) {
302 log_msg(2, "Failed to open bigfile. Darn.");
303 log_to_screen("%s/%s not found on live filesystem", bkpinfo->restore_path, biggiestruct.filename);
304 mr_asprintf(tmp, "echo \"%s/%s not found\" >> %s/biggies.changed", bkpinfo->restore_path, biggiestruct.filename, bkpinfo->tmpdir);
305 system(tmp);
306 mr_free(tmp);
307
308 bigfile_num++;
309 slice_num = 0;
310 retval++;
311 } else {
312 slice_num++;
313 }
314 } else {
315 log_it("Unable to open bigfile as restore_path is NULL");
316 }
317 } else if (does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, "")) &&
318 (length_of_file(slice_fname(bigfile_num, slice_num, mountpoint, "")) == 0)) {
319 log_msg(2, "ISO=%d bigfile=%ld ---END---",
320 g_current_media_number, bigfile_num);
321 bigfile_num++;
322 paranoid_fclose(forig);
323 slice_num = 0;
324 } else {
325 log_msg(2, "ISO=%d bigfile=%ld slice=%ld", g_current_media_number, bigfile_num, slice_num);
326 if ((!does_file_exist(slice_fname(bigfile_num, slice_num, mountpoint, ""))) && (sz_exe != NULL)) {
327 mr_asprintf(command, "%s -dc %s 2>> %s", sz_exe, slice_fname(bigfile_num, slice_num, mountpoint, bkpinfo->zip_suffix), MONDO_LOGFILE);
328 } else {
329 mr_asprintf(command, "cat %s 2>> %s", slice_fname(bigfile_num, slice_num, mountpoint, ""), MONDO_LOGFILE);
330 }
331 pin = popen(command, "r");
332 mr_free(command);
333 if (pin) {
334 res = 0;
335 while (!feof(pin)) {
336 currsizA = fread(bufblkA, 1, maxbufsize, pin);
337 if (currsizA <= 0) {
338 break;
339 }
340 currsizB = fread(bufblkB, 1, currsizA, forig);
341 if (currsizA != currsizB) {
342 res++;
343 } else {
344 for (j = 0;
345 j < currsizA && bufblkA[j] == bufblkB[j];
346 j++);
347 if (j < currsizA) {
348 res++;
349 }
350 }
351 }
352 paranoid_pclose(pin);
353 if (res && !strncmp(biggiestruct.filename, "/dev/", 5)) {
354 log_msg(3,
355 "Ignoring differences between %s and live filesystem because it's a device and therefore the archives are stored via ntfsclone, not dd.",
356 biggiestruct.filename);
357 log_msg(3,
358 "If you really want verification for %s, please contact the devteam and offer an incentive.",
359 biggiestruct.filename);
360 res = 0;
361 }
362 if (res) {
363 log_msg(0,
364 "afio: \"%s\": Corrupt biggie file, says libmondo-archive.c",
365 biggiestruct.filename);
366 retval++;
367 }
368 }
369 slice_num++;
370 }
371 }
372 mr_free(mountpoint);
373 mr_free(sz_exe);
374
375 last_bigfile_num = bigfile_num;
376 last_slice_num = slice_num - 1;
377 if (last_slice_num < 0) {
378 last_bigfile_num--;
379 }
380 close_evalcall_form();
381 if (bufblkA) {
382 paranoid_free(bufblkA);
383 }
384 if (bufblkB) {
385 paranoid_free(bufblkB);
386 }
387 return (0);
388}
389
390
391
392
393
394
395/**
396 * Verify one afioball from the CD.
397 * You should be changed to the root directory (/) for this to work.
398 * @param bkpinfo The backup information structure. Fields used:
399 * - @c bkpinfo->use_lzo
400 * - @c bkpinfo->tmpdir
401 * - @c bkpinfo->zip_exe
402 * - @c bkpinfo->zip_suffix
403 * @param tarball_fname The filename of the afioball to verify.
404 * @return 0, always.
405 */
406int verify_a_tarball(char *tarball_fname)
407{
408 /*@ buffers ********************************************************* */
409 char *command = NULL;
410 char *outlog = NULL;
411 char *tmp;
412 // char *p;
413
414 /*@ pointers ******************************************************* */
415 FILE *pin;
416
417 /*@ long *********************************************************** */
418 long diffs = 0;
419 /* getcwd(old_pwd,MAX_STR_LEN-1); */
420
421
422 malloc_string(tmp);
423 assert(bkpinfo != NULL);
424 assert_string_is_neither_NULL_nor_zerolength(tarball_fname);
425
426 log_it("Verifying fileset '%s'", tarball_fname);
427 mr_asprintf(outlog, "%s/afio.log", bkpinfo->tmpdir);
428 /* if programmer forgot to say which compression thingy to use then find out */
429 if (strstr(tarball_fname, ".lzo") && strcmp(bkpinfo->zip_suffix, "lzo")) {
430 log_msg(2, "OK, I'm going to start using lzop.");
431 mr_free(bkpinfo->zip_exe);
432 mr_asprintf(bkpinfo->zip_exe, "lzop");
433 mr_free(bkpinfo->zip_suffix);
434 mr_asprintf(bkpinfo->zip_suffix, "lzo");
435 bkpinfo->use_lzo = TRUE;
436 bkpinfo->use_gzip = FALSE;
437 }
438 if (strstr(tarball_fname, ".gz") && strcmp(bkpinfo->zip_suffix, "gz")) {
439 log_msg(2, "OK, I'm going to start using gzip.");
440 mr_free(bkpinfo->zip_exe);
441 mr_asprintf(bkpinfo->zip_exe, "gzip");
442 mr_free(bkpinfo->zip_suffix);
443 mr_asprintf(bkpinfo->zip_suffix, "gz");
444 bkpinfo->use_lzo = FALSE;
445 bkpinfo->use_gzip = TRUE;
446 }
447 if (strstr(tarball_fname, ".bz2") && strcmp(bkpinfo->zip_suffix, "bz2")) {
448 log_msg(2, "OK, I'm going to start using bzip2.");
449 mr_free(bkpinfo->zip_exe);
450 mr_asprintf(bkpinfo->zip_exe, "bzip2");
451 mr_free(bkpinfo->zip_suffix);
452 mr_asprintf(bkpinfo->zip_suffix, "bz2");
453 bkpinfo->use_lzo = FALSE;
454 bkpinfo->use_gzip = FALSE;
455 }
456 if (bkpinfo->zip_exe == NULL) {
457 mr_asprintf(bkpinfo->zip_exe, "none");
458 }
459 if (bkpinfo->zip_suffix == NULL) {
460 mr_asprintf(bkpinfo->zip_suffix, "");
461 }
462 unlink(outlog);
463 if (strstr(tarball_fname, ".star")) {
464 bkpinfo->use_star = TRUE;
465 if (strstr(tarball_fname, ".bz2"))
466 mr_asprintf(command, "star -diff diffopts=mode,size,data file=%s %s >> %s 2>> %s", tarball_fname, (strstr(tarball_fname, ".bz2")) ? "-bz" : " ", outlog, outlog);
467 } else {
468 bkpinfo->use_star = FALSE;
469 /* Here we suppose that there is always a compression program called */
470 if (bkpinfo->zip_exe) {
471 mr_asprintf(command, "afio -r -P %s -Z %s >> %s 2>> %s", bkpinfo->zip_exe, tarball_fname, outlog, outlog);
472 } else {
473 mr_asprintf(command, "afio -r -Z %s >> %s 2>> %s", tarball_fname, outlog, outlog);
474 }
475 }
476 log_msg(6, "command=%s", command);
477 paranoid_system(command);
478 mr_free(command);
479
480 if (length_of_file(outlog) < 10) {
481 mr_asprintf(command, "cat %s >> %s", outlog, MONDO_LOGFILE);
482 } else {
483 mr_asprintf(command, "cut -d: -f%d %s | sort -u", (bkpinfo->use_star) ? 1 : 2, outlog);
484 pin = popen(command, "r");
485 if (pin) {
486 for (fgets(tmp, MAX_STR_LEN, pin); !feof(pin);
487 fgets(tmp, MAX_STR_LEN, pin)) {
488 if (bkpinfo->use_star) {
489 if (!strstr(tmp, "diffopts=")) {
490 while (strlen(tmp) > 0
491 && tmp[strlen(tmp) - 1] < 32) {
492 tmp[strlen(tmp) - 1] = '\0';
493 }
494 if (strchr(tmp, '/')) {
495 if (!diffs) {
496 log_msg(0, "'%s' - differences found",
497 tarball_fname);
498 }
499 log_msg(0, "star: /%s",
500 strip_afio_output_line(tmp));
501 diffs++;
502 }
503 }
504 } else {
505 if (!diffs) {
506 log_msg(0, "'%s' - differences found",
507 tarball_fname);
508 }
509 log_msg(0, "afio: /%s", strip_afio_output_line(tmp));
510 diffs++;
511 }
512 }
513 paranoid_pclose(pin);
514 } else {
515 log_OS_error(command);
516 }
517 }
518 mr_free(command);
519 mr_free(outlog);
520 paranoid_free(tmp);
521 return (0);
522}
523
524
525
526
527
528
529/**
530 * Verify one afioball from the CD.
531 * Checks for existence (calls fatal_error() if it does not exist) and
532 * then calls verify_an_afioball().
533 * @param bkpinfo The backup information structure. Passed to verify_an_afioball().
534 * @param tarball_fname The filename of the afioball to verify.
535 * @return The return value of verify_an_afioball().
536 * @see verify_an_afioball
537 */
538int
539verify_an_afioball_from_CD(char *tarball_fname)
540{
541
542 /*@ int ************************************************************* */
543 int res = 0;
544
545 assert_string_is_neither_NULL_nor_zerolength(tarball_fname);
546
547 log_msg(1, "Verifying %s", tarball_fname);
548 if (!does_file_exist(tarball_fname)) {
549 fatal_error("Cannot verify nonexistent afioball");
550 }
551 res = verify_a_tarball(tarball_fname);
552 return (res);
553}
554
555
556/**
557 * Verify one afioball from the opened tape/CD stream.
558 * Copies the file from tape to tmpdir and then calls verify_an_afioball().
559 * @param bkpinfo The backup information structure. Passed to verify_an_afioball().
560 * @param orig_fname The original filename of the afioball to verify.
561 * @param size The size of the afioball to verify.
562 * @return The return value of verify_an_afioball().
563 * @see verify_an_afioball
564 */
565int
566verify_an_afioball_from_stream(char *orig_fname, long long size)
567{
568
569 /*@ int ************************************************************** */
570 int retval = 0;
571 int res = 0;
572
573 /*@ buffers ********************************************************** */
574 char *tmp = NULL;
575 char *tarball_fname = NULL;
576
577 /*@ pointers ********************************************************* */
578 char *p;
579
580 assert(bkpinfo != NULL);
581 assert_string_is_neither_NULL_nor_zerolength(orig_fname);
582
583 p = strrchr(orig_fname, '/');
584 if (!p) {
585 p = orig_fname;
586 } else {
587 p++;
588 }
589 mr_asprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
590 paranoid_system(tmp);
591 mr_free(tmp);
592
593 mr_asprintf(tarball_fname, "%s/tmpfs/temporary-%s", bkpinfo->tmpdir, p);
594 read_file_from_stream_to_file(tarball_fname, size);
595 res = verify_a_tarball(tarball_fname);
596 if (res) {
597 log_msg(0, "Afioball '%s' no longer matches your live filesystem", p);
598 retval++;
599 }
600 unlink(tarball_fname);
601 mr_free(tarball_fname);
602 return (retval);
603}
604
605
606/**
607 * Verify one biggiefile form the opened tape/CD stream.
608 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir is the only field used.
609 * @param biggie_fname The filename of the biggiefile to verify.
610 * @param size The size in bytes of said biggiefile.
611 * @return 0 for success (even if the file doesn't match); nonzero for a tape error.
612 */
613int
614verify_a_biggiefile_from_stream(char *biggie_fname, long long size)
615{
616
617 /*@ int ************************************************************* */
618 int retval = 0;
619 int res = 0;
620 int current_slice_number = 0;
621 int ctrl_chr = '\0';
622
623 /*@ char ************************************************************ */
624 char *test_file = NULL;
625 char *biggie_cksum;
626 char *orig_cksum;
627 char *tmp = NULL;
628 char *slice_fnam;
629
630 /*@ pointers ******************************************************** */
631 char *p;
632
633 /*@ long long ******************************************************* */
634 long long slice_siz;
635
636 malloc_string(biggie_cksum);
637 malloc_string(orig_cksum);
638 malloc_string(slice_fnam);
639 assert(bkpinfo != NULL);
640 assert_string_is_neither_NULL_nor_zerolength(biggie_fname);
641
642 p = strrchr(biggie_fname, '/');
643 if (!p) {
644 p = biggie_fname;
645 } else {
646 p++;
647 }
648 mr_asprintf(test_file, "%s/temporary-%s", bkpinfo->tmpdir, p);
649 for (res =
650 read_header_block_from_stream(&slice_siz, slice_fnam, &ctrl_chr);
651 ctrl_chr != BLK_STOP_A_BIGGIE;
652 res =
653 read_header_block_from_stream(&slice_siz, slice_fnam,
654 &ctrl_chr)) {
655 if (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
656 wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
657 }
658 res = read_file_from_stream_to_file(test_file, slice_siz);
659 unlink(test_file);
660 res =
661 read_header_block_from_stream(&slice_siz, slice_fnam,
662 &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 strcpy(biggie_cksum, slice_fnam);
671 if (biggie_cksum[0] != '\0') {
672 strcpy(orig_cksum, 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 system(tmp);
679 mr_free(tmp);
680 }
681 }
682 mr_free(test_file);
683 paranoid_free(biggie_cksum);
684 paranoid_free(orig_cksum);
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 = NULL;
710 char *curr_acl_list_fname = NULL;
711
712 /*@ long long *************************************************** */
713 long long size = 0;
714
715 assert(bkpinfo != NULL);
716 malloc_string(fname);
717
718 if (g_getfattr) {
719 mr_asprintf(curr_xattr_list_fname, XATTR_BIGGLST_FNAME_RAW_SZ, bkpinfo->tmpdir);
720 }
721 if (g_getfacl) {
722 mr_asprintf(curr_acl_list_fname, ACL_BIGGLST_FNAME_RAW_SZ, bkpinfo->tmpdir);
723 }
724 log_to_screen("Verifying regular archives on tape");
725 total_afioballs = get_last_filelist_number() + 1;
726 open_progress_form("Verifying filesystem",
727 "I am verifying archives against your live filesystem now.",
728 "Please wait. This may take a couple of hours.", "",
729 total_afioballs);
730 res = read_header_block_from_stream(&size, fname, &ctrl_chr);
731 if (ctrl_chr != BLK_START_AFIOBALLS) {
732 log_it("YOU SHOULD NOT GET HERE");
733 log_it("Grabbing the EXAT files");
734 if (ctrl_chr == BLK_START_EXTENDED_ATTRIBUTES) {
735 res =
736 read_EXAT_files_from_tape(&size, fname, &ctrl_chr,
737 curr_xattr_list_fname,
738 curr_acl_list_fname);
739 }
740 }
741 if (ctrl_chr != BLK_START_AFIOBALLS) {
742 wrong_marker(BLK_START_AFIOBALLS, ctrl_chr);
743 }
744 if (g_getfattr) {
745 mr_free(curr_xattr_list_fname);
746 }
747 if (g_getfacl) {
748 mr_free(curr_acl_list_fname);
749 }
750
751 for (res = read_header_block_from_stream(&size, fname, &ctrl_chr);
752 ctrl_chr != BLK_STOP_AFIOBALLS;
753 res = read_header_block_from_stream(&size, fname, &ctrl_chr)) {
754 if (g_getfattr) {
755 mr_asprintf(curr_xattr_list_fname, XATTR_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, current_afioball_number);
756 }
757 if (g_getfacl) {
758 mr_asprintf(curr_acl_list_fname, ACL_LIST_FNAME_RAW_SZ, bkpinfo->tmpdir, current_afioball_number);
759 }
760 if (ctrl_chr == BLK_START_EXTENDED_ATTRIBUTES) {
761 log_it("Reading EXAT files from tape");
762 res =
763 read_EXAT_files_from_tape(&size, fname, &ctrl_chr,
764 curr_xattr_list_fname,
765 curr_acl_list_fname);
766 }
767 if (g_getfattr) {
768 mr_free(curr_xattr_list_fname);
769 }
770 if (g_getfacl) {
771 mr_free(curr_acl_list_fname);
772 }
773 if (ctrl_chr != BLK_START_AN_AFIO_OR_SLICE) {
774 wrong_marker(BLK_START_AN_AFIO_OR_SLICE, ctrl_chr);
775 }
776 mr_asprintf(tmp, "Verifying fileset #%ld", current_afioball_number);
777 update_progress_form(tmp);
778 mr_free(tmp);
779
780 res = verify_an_afioball_from_stream(fname, size);
781 if (res) {
782 log_to_screen("Afioball %ld differs from live filesystem", current_afioball_number);
783 }
784 retval += res;
785 current_afioball_number++;
786 g_current_progress++;
787 res = read_header_block_from_stream(&size, fname, &ctrl_chr);
788 if (ctrl_chr != BLK_STOP_AN_AFIO_OR_SLICE) {
789 wrong_marker(BLK_STOP_AN_AFIO_OR_SLICE, ctrl_chr);
790 }
791 }
792 log_msg(1, "All done with afioballs");
793 close_progress_form();
794 paranoid_free(fname);
795 return (retval);
796}
797
798/**
799 * Verify all biggiefiles on the opened CD/tape stream.
800 * @param bkpinfo The backup information structure. Fields used:
801 * - @c bkpinfo->restore_path
802 * - @c bkpinfo->tmpdir
803 *
804 * @return 0 for success (even if there are differences); nonzero for a tape error.
805 */
806int verify_biggiefiles_from_stream()
807{
808
809 /*@ int ************************************************************ */
810 int retval = 0;
811 int res = 0;
812 int ctrl_chr = 0;
813
814 /*@ long *********************************************************** */
815 long noof_biggiefiles = 0;
816 long current_biggiefile_number = 0;
817
818 /*@ buffers ******************************************************** */
819 char *orig_fname;
820 char *logical_fname = NULL;
821 char *comment = NULL;
822 char *curr_xattr_list_fname = NULL;
823 char *curr_acl_list_fname = NULL;
824 /*@ pointers ******************************************************* */
825 char *p;
826
827 /*@ long long size ************************************************* */
828 long long size = 0;
829
830 assert(bkpinfo != NULL);
831 malloc_string(orig_fname);
832
833 if (g_getfattr) {
834 mr_asprintf(curr_xattr_list_fname, XATTR_BIGGLST_FNAME_RAW_SZ, bkpinfo->tmpdir);
835 }
836 if (g_getfacl) {
837 mr_asprintf(curr_acl_list_fname, ACL_BIGGLST_FNAME_RAW_SZ, bkpinfo->tmpdir);
838 }
839 mr_asprintf(comment, "Verifying all bigfiles.");
840 log_to_screen(comment);
841 res = read_header_block_from_stream(&size, orig_fname, &ctrl_chr);
842 if (ctrl_chr != BLK_START_BIGGIEFILES) {
843 if (ctrl_chr == BLK_START_EXTENDED_ATTRIBUTES) {
844 log_it("Grabbing the EXAT biggiefiles");
845 res =
846 read_EXAT_files_from_tape(&size, orig_fname,
847 &ctrl_chr, curr_xattr_list_fname,
848 curr_acl_list_fname);
849 }
850 }
851 if (g_getfattr) {
852 mr_free(curr_xattr_list_fname);
853 }
854 if (g_getfacl) {
855 mr_free(curr_acl_list_fname);
856 }
857
858 if (ctrl_chr != BLK_START_BIGGIEFILES) {
859 wrong_marker(BLK_START_BIGGIEFILES, ctrl_chr);
860 }
861 noof_biggiefiles = (long) size;
862 log_msg(1, "noof_biggiefiles = %ld", noof_biggiefiles);
863 open_progress_form("Verifying big files", comment,
864 "Please wait. This may take some time.", "",
865 noof_biggiefiles);
866 mr_free(comment);
867
868 for (res = read_header_block_from_stream(&size, orig_fname, &ctrl_chr);
869 ctrl_chr != BLK_STOP_BIGGIEFILES;
870 res = read_header_block_from_stream(&size, orig_fname, &ctrl_chr))
871 {
872 if (ctrl_chr != BLK_START_A_NORMBIGGIE
873 && ctrl_chr != BLK_START_A_PIHBIGGIE) {
874 wrong_marker(BLK_START_A_NORMBIGGIE, ctrl_chr);
875 }
876 p = strrchr(orig_fname, '/');
877 if (!p) {
878 p = orig_fname;
879 } else {
880 p++;
881 }
882 mr_asprintf(comment, "Verifying bigfile #%ld (%ld K)", current_biggiefile_number, (long) size >> 10);
883 update_progress_form(comment);
884 mr_free(comment);
885
886 if (bkpinfo->restore_path) {
887 mr_asprintf(logical_fname, "%s/%s", bkpinfo->restore_path, orig_fname);
888 res = verify_a_biggiefile_from_stream(logical_fname, size);
889 mr_free(logical_fname);
890 retval += res;
891 } else {
892 log_it("Unable to verify bigfile as restore_path is NULL");
893 }
894
895 current_biggiefile_number++;
896 g_current_progress++;
897 }
898 close_progress_form();
899 paranoid_free(orig_fname);
900 return (retval);
901}
902
903/* @} - end of LLverifyGroup */
904
905
906/**
907 * Verify the USB device
908 * @param bkpinfo The backup information structure. Fields used:
909 * - @c bkpinfo->media_device
910 * - @c bkpinfo->tmpdir
911 * - @c bkpinfo->verify_data
912 *
913 * @return 0 for success (even if differences are found), nonzero for failure.
914 * @ingroup verifyGroup
915 */
916int verify_usb_image()
917{
918
919 /*@ int ************************************************************ */
920 int retval = 0;
921
922 /*@ buffers ******************************************************** */
923 char *mountpoint = NULL;
924 char *tmp = NULL;
925 char *tmp1 = NULL;
926 char *fname = NULL;
927 int ret = 0;
928#ifdef __FreeBSD__
929 char mdd[32];
930 char *mddevice = mdd;
931 int vndev = 2;
932#else
933//skip
934#endif
935
936 assert(bkpinfo != NULL);
937
938 if (bkpinfo->media_device == NULL) {
939 return(1);
940 }
941
942 mr_asprintf(fname, "%s1", bkpinfo->media_device);
943 if (is_this_device_mounted(fname)) {
944 log_msg(1, "USB device mounted. Remounting it at the right place");
945 mr_asprintf(tmp, "umount %s", fname);
946 run_program_and_log_output(tmp, FALSE);
947 paranoid_free(tmp);
948 }
949 paranoid_free(fname);
950
951 log_msg(1, "Mounting USB device.");
952 mr_asprintf(mountpoint, "%s/usb", bkpinfo->tmpdir);
953 mr_asprintf(tmp, "mkdir -p %s", mountpoint);
954 run_program_and_log_output(tmp, FALSE);
955 paranoid_free(tmp);
956 /* Mindi always create one single parition on the USB dev */
957 mr_asprintf(tmp, "mount %s1 %s", bkpinfo->media_device, mountpoint);
958 ret = run_program_and_log_output(tmp, FALSE);
959 paranoid_free(tmp);
960 if (ret) {
961 paranoid_free(mountpoint);
962 return(ret);
963 }
964
965 sync();
966 log_msg(2, "OK, I've mounted the USB Disk/Key\n");
967 mr_asprintf(tmp, "%s/archives/NOT-THE-LAST", mountpoint);
968 if (!does_file_exist(tmp)) {
969 log_msg
970 (2,
971 "This is the last USB device. I am therefore setting bkpinfo->verify_data to FALSE.");
972 bkpinfo->verify_data = FALSE;
973/*
974 (a) It's an easy way to tell the calling subroutine that we've finished &
975 there are no more device to be verified; (b) It stops the post-backup verifier
976 from running after the per-device verifier has run too.
977*/
978 }
979 paranoid_free(tmp);
980 verify_afioballs_on_CD(mountpoint);
981 log_it("before verify_all_slices");
982 verify_all_slices_on_CD(mountpoint);
983
984 mr_asprintf(tmp1, "umount %s", mountpoint);
985#ifdef __FreeBSD__
986 ret += system(tmp1);
987 ret += kick_vn(mddevice);
988 if (ret)
989#else
990 if (system(tmp1))
991#endif
992 {
993 log_to_screen("%s failed; unable to unmount USB device\n", tmp1);
994 retval++;
995 } else {
996 log_msg(2, "OK, I've unmounted the USB device\n");
997 }
998 mr_free(tmp1);
999 mr_free(mountpoint);
1000 return (retval);
1001}
1002
1003
1004/**
1005 * Verify the CD indicated by @c g_current_media_number.
1006 * @param bkpinfo The backup information structure. Fields used:
1007 * - @c bkpinfo->isodir
1008 * - @c bkpinfo->prefix
1009 * - @c bkpinfo->manual_cd_tray
1010 * - @c bkpinfo->media_device
1011 * - @c bkpinfo->nfs_remote_dir
1012 * - @c bkpinfo->tmpdir
1013 * - @c bkpinfo->verify_data
1014 *
1015 * @return 0 for success (even if differences are found), nonzero for failure.
1016 * @ingroup verifyGroup
1017 */
1018int verify_cd_image()
1019{
1020
1021 /*@ int ************************************************************ */
1022 int retval = 0;
1023
1024 /*@ buffers ******************************************************** */
1025 char *mountpoint = NULL;
1026 char *command = NULL;
1027 char *tmp = NULL;
1028 char *fname = NULL;
1029#ifdef __FreeBSD__
1030 char mdd[32];
1031 char *mddevice = mdd;
1032 int ret = 0;
1033 int vndev = 2;
1034#else
1035//skip
1036#endif
1037
1038 assert(bkpinfo != NULL);
1039
1040 if (bkpinfo->media_device == NULL) {
1041 return(1);
1042 }
1043
1044 mr_asprintf(mountpoint, "%s/cdrom", bkpinfo->tmpdir);
1045 if (((bkpinfo->isodir == NULL) && (bkpinfo->nfs_remote_dir == NULL)) || (bkpinfo->prefix == NULL)) {
1046 fatal_error("No iso filename preparation possible");
1047 }
1048 if (bkpinfo->nfs_remote_dir) {
1049 // NFS
1050 mr_asprintf(fname, "%s/%s/%s-%d.iso", bkpinfo->isodir, bkpinfo->nfs_remote_dir, bkpinfo->prefix, g_current_media_number);
1051 } else {
1052 // ISO
1053 mr_asprintf(fname, "%s/%s-%d.iso", bkpinfo->isodir, bkpinfo->prefix, g_current_media_number);
1054 }
1055
1056 mkdir(mountpoint, 1777);
1057 sync();
1058 if (!does_file_exist(fname)) {
1059 log_msg(2, "%s not found; assuming you backed up to CD; verifying CD...", fname);
1060 if (bkpinfo->manual_cd_tray) {
1061 popup_and_OK("Please push CD tray closed.");
1062 }
1063 if (find_and_mount_actual_cd(mountpoint)) {
1064 log_to_screen("failed to mount actual CD");
1065 mr_free(mountpoint);
1066 mr_free(fname);
1067 return (1);
1068 }
1069 } else {
1070 log_msg(2, "%s found; verifying ISO...", fname);
1071#ifdef __FreeBSD__
1072 ret = 0;
1073 vndev = 2;
1074 mddevice = make_vn(fname);
1075 if (ret) {
1076 log_to_screen("make_vn of %s failed; unable to verify ISO\n", fname);
1077 mr_free(mountpoint);
1078 mr_free(fname);
1079 return (1);
1080 }
1081 mr_asprintf(command, "mount_cd9660 %s %s", mddevice, mountpoint);
1082#else
1083 mr_asprintf(command, "mount -o loop,ro -t iso9660 %s %s", fname, mountpoint);
1084#endif
1085 if (run_program_and_log_output(command, FALSE)) {
1086 log_to_screen("%s failed; unable to mount ISO image\n", command);
1087 mr_free(mountpoint);
1088 mr_free(command);
1089 mr_free(fname);
1090 return (1);
1091 }
1092 mr_free(command);
1093 }
1094 log_msg(2, "OK, I've mounted the ISO/CD\n");
1095 mr_asprintf(tmp, "%s/archives/NOT-THE-LAST", mountpoint);
1096 if (!does_file_exist(tmp)) {
1097 log_msg
1098 (2,
1099 "This is the last CD. I am therefore setting bkpinfo->verify_data to FALSE.");
1100 bkpinfo->verify_data = FALSE;
1101/*
1102 (a) It's an easy way to tell the calling subroutine that we've finished &
1103 there are no more CD's to be verified; (b) It stops the post-backup verifier
1104 from running after the per-CD verifier has run too.
1105*/
1106 }
1107 mr_free(tmp);
1108
1109 verify_afioballs_on_CD(mountpoint);
1110 log_it("before verify_all_slices");
1111 verify_all_slices_on_CD(mountpoint);
1112
1113#ifdef __FreeBSD__
1114 ret = 0;
1115 mr_asprintf(command, "umount %s", mountpoint);
1116 ret += system(command);
1117 ret += kick_vn(mddevice);
1118 if (ret) {
1119#else
1120 mr_asprintf(command, "umount %s", mountpoint);
1121 if (system(command)) {
1122#endif
1123 log_to_screen("%s failed; unable to unmount ISO image\n", command);
1124
1125 retval++;
1126 } else {
1127 log_msg(2, "OK, I've unmounted the ISO file\n");
1128 }
1129 mr_free(mountpoint);
1130 mr_free(command);
1131
1132 if (!does_file_exist(fname)) {
1133 mr_asprintf(command, "umount %s", bkpinfo->media_device);
1134 run_program_and_log_output(command, 2);
1135 mr_free(command);
1136
1137 if (!bkpinfo->please_dont_eject && eject_device(bkpinfo->media_device)) {
1138 log_msg(2, "Failed to eject CD-ROM drive");
1139 }
1140 }
1141 mr_free(fname);
1142 return (retval);
1143}
1144
1145/**
1146 * Verify all backups on tape.
1147 * This should be done after the backup process has already closed the tape.
1148 * @param bkpinfo The backup information structure. Passed to various helper functions.
1149 * @return 0 for success (even if thee were differences), nonzero for failure.
1150 * @ingroup verifyGroup
1151 */
1152int verify_tape_backups()
1153{
1154
1155 /*@ int ************************************************************ */
1156 int retval = 0;
1157
1158 /*@ buffers ******************************************************** */
1159 char *tmp = NULL;
1160 char *changed_files_fname = NULL;
1161
1162 /*@ long *********************************************************** */
1163 long diffs = 0;
1164
1165 assert(bkpinfo != NULL);
1166
1167 log_msg(3, "verify_tape_backups --- starting");
1168 log_to_screen("Verifying backups");
1169 openin_tape();
1170/* verify archives themselves */
1171 retval += verify_afioballs_from_stream();
1172 retval += verify_biggiefiles_from_stream();
1173/* find the final blocks */
1174 paranoid_system("sync");
1175 sleep(2);
1176 closein_tape();
1177/* close tape; exit */
1178// fclose(g_tape_stream); <-- not needed; is handled by closein_tape()
1179 mr_asprintf(tmp, "rm -f %s/biggies.changed %s/changed.files 2> /dev/null", bkpinfo->tmpdir, bkpinfo->tmpdir);
1180 paranoid_system(tmp);
1181 mr_free(tmp);
1182
1183 mr_asprintf(changed_files_fname, "%s/changed.files", bkpinfo->tmpdir);
1184 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);
1185 log_msg(2, "Running command to derive list of changed files");
1186 log_msg(2, tmp);
1187 if (system(tmp)) {
1188 if (does_file_exist(changed_files_fname) && length_of_file(changed_files_fname) > 2) {
1189 log_to_screen("Warning - unable to check logfile to derive list of changed files");
1190 } else {
1191 log_to_screen("No differences found. Therefore, no 'changed.files' text file.");
1192 }
1193 }
1194 mr_free(tmp);
1195
1196 mr_asprintf(tmp, "cat %s/biggies.changed >> %s", bkpinfo->tmpdir, changed_files_fname);
1197 paranoid_system(tmp);
1198 mr_free(tmp);
1199
1200 diffs = count_lines_in_file(changed_files_fname);
1201 if (diffs > 0) {
1202 mr_asprintf(tmp, "cp -f %s %s/changed.files", changed_files_fname, MONDO_CACHE);
1203 run_program_and_log_output(tmp, FALSE);
1204 mr_free(tmp);
1205
1206 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);
1207 log_to_screen("See "MONDO_CACHE"/changed.files for a list of nonmatching files.");
1208 log_to_screen("The files probably changed on filesystem, not on backup media.");
1209 }
1210 mr_free(changed_files_fname);
1211 return (retval);
1212}
1213
1214
1215
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