source: MondoRescue/trunk/mondo/src/common/libmondo-filelist.c@ 1083

Last change on this file since 1083 was 1083, checked in by Bruno Cornec, 17 years ago

Report fixes of rev [1082] in trunk
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1/* $Id: libmondo-filelist.c 1083 2007-01-29 22:50:14Z bruno $
2
3for subroutines which manipulate the filelist
4*/
5
6/**
7 * @file
8 * Functions which create, chop, and edit the filelist.
9 */
10
11#include "my-stuff.h"
12#include "mondostructures.h"
13#include "libmondo-filelist.h"
14#include "libmondo-string-EXT.h"
15#include "libmondo-files-EXT.h"
16#include "libmondo-fork-EXT.h"
17#include "newt-specific-EXT.h"
18#include "libmondo-tools-EXT.h"
19#include "mr_str.h"
20#include "mr_mem.h"
21
22#include <time.h>
23#include <stdio.h>
24#include <sys/types.h>
25#include <sys/stat.h>
26#include <dirent.h>
27#include <errno.h>
28#include <stdio.h>
29
30
31/**
32 * The maximum depth of directories to put in the skeleton filelist.
33 * This is a balance between performance and a good progress indicator.
34 */
35#define MAX_SKEL_DEPTH 3
36
37
38int mondo_makefilelist(char *logfile, char *tmpdir, char *scratchdir,
39 char *include_paths, char *excp, int differential,
40 char *userdef_filelist);
41
42
43/*@unused@*/
44//static char cvsid[] = "$Id: libmondo-filelist.c 1083 2007-01-29 22:50:14Z bruno $";
45
46/**
47 * Number of lines in the filelist last loaded.
48 * @warning This implies that two filesets cannot be loaded at once.
49 * @ingroup globalGroup
50 */
51long g_original_noof_lines_in_filelist = 0;
52
53/**
54 * Number of filesets in the current backup.
55 * @ingroup globalGroup
56 */
57long g_noof_sets = 0;
58
59extern bool g_text_mode;
60extern newtComponent g_progressForm;
61extern int g_currentY;
62extern int g_noof_rows;
63
64extern char *g_getfacl;
65extern char *g_getfattr;
66
67/**
68 * @addtogroup filelistGroup
69 * @{
70 */
71/**
72 * Call chop_filelist() to chop the filelist into sets.
73 * @param bkpinfo The backup information structure. Fields used:
74 * - @c bkpinfo->image_devs
75 * - @c bkpinfo->optimal_set_size
76 * - @c bkpinfo->scratchdir
77 * - @c bkpinfo->tmpdir
78 * @see chop_filelist
79 */
80int call_filelist_chopper(struct s_bkpinfo *bkpinfo)
81{
82 /*@ buffers *********************** */
83 char *dev;
84 char *filelist;
85 char *tempfile;
86 long noof_sets;
87
88 /*@ pointers ********************** */
89 char *ptr;
90 FILE *fout;
91
92 /*@ int *************************** */
93 int i, retval = 0;
94
95 mvaddstr_and_log_it(g_currentY, 0, _("Dividing filelist into sets"));
96
97 log_to_screen(_("Dividing filelist into sets. Please wait."));
98 i = 0;
99 mr_asprintf(&filelist, "%s/archives/filelist.full", bkpinfo->scratchdir);
100 if (!does_file_exist(filelist)) {
101 log_it("filelist %s not found", filelist);
102 fatal_error("call_filelist_chopper() -- filelist not found!");
103 }
104
105 noof_sets =
106 chop_filelist(filelist, bkpinfo->tmpdir,
107 bkpinfo->optimal_set_size);
108 mr_free(filelist);
109
110 estimate_noof_media_required(bkpinfo, noof_sets); // for cosmetic purposes
111
112 mr_asprintf(&tempfile, "%s/biggielist.txt", bkpinfo->tmpdir);
113 if (!(fout = fopen(tempfile, "a"))) {
114 log_OS_error("Cannot append to biggielist");
115 retval++;
116 }
117 mr_free(tempfile);
118 log_it(bkpinfo->image_devs);
119
120 ptr = bkpinfo->image_devs;
121
122 while (ptr && *ptr) {
123 mr_asprintf(&dev, ptr);
124 log_it("Examining imagedev %s", dev);
125 for (i = 0; i < (int) strlen(dev) && dev[i] != ' '; i++);
126 dev[i] = '\0';
127 if (!strlen(dev)) {
128 continue;
129 }
130 fprintf(fout, "%s\n", dev);
131 log_it("Adding '%s' to biggielist", dev);
132 mr_free(dev);
133
134 if ((ptr = strchr(ptr, ' '))) {
135 ptr++;
136 }
137 }
138 paranoid_fclose(fout);
139 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
140
141 return (retval);
142}
143
144
145
146int sort_file(char *orig_fname)
147{
148 char *tmp_fname;
149 char *command;
150 int retval = 0;
151
152 log_msg(1, "Sorting file %s", orig_fname);
153 mr_asprintf(&tmp_fname, "/tmp/sort.%d.%d.%d", (int) (random() % 32768),
154 (int) (random() % 32768), (int) (random() % 32768));
155
156 if (!does_file_exist(orig_fname)) {
157 return (0);
158 } // no sense in trying to sort an empty file
159
160 mr_asprintf(&command, "sort %s > %s 2>> %s", orig_fname, tmp_fname,
161 MONDO_LOGFILE);
162 retval = system(command);
163 mr_free(command);
164
165 if (retval) {
166 log_msg(2, "Failed to sort %s - oh dear", orig_fname);
167 } else {
168 log_msg(2, "Sorted %s --> %s OK. Copying it back to %s now",
169 orig_fname, tmp_fname, orig_fname);
170 mr_asprintf(&command, "mv -f %s %s", tmp_fname, orig_fname);
171 retval += run_program_and_log_output(command, 2);
172 mr_free(command);
173
174 if (retval) {
175 log_msg(2, "Failed to copy %s back to %s - oh dear", tmp_fname,
176 orig_fname);
177 } else {
178 log_msg(2, "%s was sorted OK.", orig_fname);
179 }
180 }
181 mr_free(tmp_fname);
182 log_msg(1, "Finished sorting file %s", orig_fname);
183 return (retval);
184}
185
186
187/**
188 * Chop the filelist into sets.
189 * Each fileset is a list of files whose total (uncompressed) size is usually
190 * about X KB. Files bigger than 8X KB are placed in a "biggielist"; they will
191 * be sliced and compressed separately from the regular files.
192 *
193 * @param filelist The big filelist (filelist.full) to chop up.
194 * @param outdir The directory to place the files (filelist.N where N is
195 * an integer, biggielist.txt, and LAST-FILELIST-NUMBER) created
196 * @param maxsetsizeK Optimal size of a fileset (X above).
197 * @return number of errors encountered (0 for success).
198 */
199int chop_filelist(char *filelist, char *outdir, long maxsetsizeK)
200{
201/*@ long ****************************************/
202 long lino = 0;
203 long max_sane_size_for_a_file;
204 long curr_set_size;
205 long noof_lines;
206 long siz;
207
208 /*@ int **************************************** */
209 int i;
210 size_t n = 0;
211 long curr_set_no;
212
213 /*@ buffers ************************************* */
214 char *outfname;
215 char *biggie_fname;
216 char *incoming = NULL;
217 char *tmp;
218
219 /*@ pointers *********************************** */
220 FILE *fin;
221 FILE *fout;
222 FILE *fbig;
223
224 /*@ structures ********************************* */
225 struct stat buf;
226
227 assert_string_is_neither_NULL_nor_zerolength(filelist);
228 assert_string_is_neither_NULL_nor_zerolength(outdir);
229 assert(maxsetsizeK > 0);
230
231 max_sane_size_for_a_file = 32L * 1024L;
232// max_sane_size_for_a_file = maxsetsizeK*2;
233// if (max_sane_size_for_a_file > 32*1024)
234// { max_sane_size_for_a_file = 32*1024; }
235
236 log_it("filelist=%s;", filelist);
237 open_evalcall_form("Dividing filelist into sets");
238 noof_lines = count_lines_in_file(filelist);
239 if (!(fin = fopen(filelist, "r"))) {
240 log_OS_error("Cannot openin filelist");
241 return (0);
242 }
243 curr_set_no = 0;
244 curr_set_size = 0;
245 mr_asprintf(&outfname, "%s/filelist.%ld", outdir, curr_set_no);
246 mr_asprintf(&biggie_fname, "%s/biggielist.txt", outdir);
247 log_it("outfname=%s; biggie_fname=%s", outfname, biggie_fname);
248 if (!(fbig = fopen(biggie_fname, "w"))) {
249 log_OS_error("Cannot openout biggie_fname");
250 return (0);
251 }
252 if (!(fout = fopen(outfname, "w"))) {
253 log_OS_error("Cannot openout outfname");
254 return (0);
255 }
256 mr_getline(&incoming, &n, fin);
257 while (!feof(fin)) {
258 lino++;
259 i = strlen(incoming) - 1;
260 if (i < 0) {
261 i = 0;
262 }
263 if (incoming[i] < 32) {
264 incoming[i] = '\0';
265 }
266 if (!strncmp(incoming, "/dev/", 5)) {
267 siz = 1;
268 } else if (lstat(incoming, &buf) != 0) {
269 siz = 0;
270 } else {
271 siz = (long) (buf.st_size >> 10);
272 }
273 if (siz > max_sane_size_for_a_file)
274// && strcmp(incoming+strlen(incoming)-4, ".bz2") && strcmp(incoming+strlen(incoming)-4, ".tbz"))
275 {
276 fprintf(fbig, "%s\n", incoming);
277 } else {
278 curr_set_size += siz;
279 fprintf(fout, "%s\n", incoming);
280 if (curr_set_size > maxsetsizeK) {
281 paranoid_fclose(fout);
282 sort_file(outfname);
283 mr_free(outfname);
284
285 curr_set_no++;
286 curr_set_size = 0;
287 mr_asprintf(&outfname, "%s/filelist.%ld", outdir,
288 curr_set_no);
289 if (!(fout = fopen(outfname, "w"))) {
290 log_OS_error("Unable to openout outfname");
291 return (0);
292 }
293 update_evalcall_form((int) (lino * 100 / noof_lines));
294 }
295 }
296 mr_getline(&incoming, &n, fin);
297 }
298 paranoid_fclose(fin);
299 paranoid_fclose(fout);
300 paranoid_fclose(fbig);
301
302 if (length_of_file(outfname) <= 2) {
303 unlink(outfname);
304 g_noof_sets--;
305 }
306 g_noof_sets = curr_set_no;
307 sort_file(outfname);
308 sort_file(biggie_fname);
309 mr_free(biggie_fname);
310 mr_free(outfname);
311
312 mr_asprintf(&outfname, "%s/LAST-FILELIST-NUMBER", outdir);
313 mr_asprintf(&tmp, "%ld", curr_set_no);
314 if (write_one_liner_data_file(outfname, tmp)) {
315 log_OS_error
316 ("Unable to echo write one-liner to LAST-FILELIST-NUMBER");
317 return (0);
318 }
319 mr_free(outfname);
320 mr_free(tmp);
321
322 if (curr_set_no == 0) {
323 mr_asprintf(&tmp, "Only one fileset. Fine.");
324 } else {
325 mr_asprintf(&tmp, "Filelist divided into %ld sets", curr_set_no + 1);
326 }
327 log_msg(1, tmp);
328 mr_free(tmp);
329 close_evalcall_form();
330 /* This is to work around an obscure bug in Newt; open a form, close it,
331 carry on... I don't know why it works but it works. If you don't do this
332 then update_progress_form() won't show the "time taken / time remaining"
333 line. The bug only crops up AFTER the call to chop_filelist(). Weird. */
334#ifndef _XWIN
335 if (!g_text_mode) {
336 open_progress_form("", "", "", "", 100);
337 newtPopHelpLine();
338 newtFormDestroy(g_progressForm);
339 newtPopWindow();
340 }
341#endif
342 return (curr_set_no + 1);
343}
344
345
346/**
347 * Free all the memory used by a filelist structure.
348 * Since this may take a long time for large filelists, a progress bar will be displayed.
349 * @param filelist The filelist to free.
350 */
351void free_filelist(struct s_node *filelist)
352{
353 /*@ int's ******************************************************* */
354 static int depth = 0;
355 int percentage;
356
357 /*@ long's ****************************************************** */
358 static long i = 0;
359
360 /*@ end vars **************************************************** */
361
362 assert(filelist != NULL);
363 if (depth == 0) {
364 open_evalcall_form("Freeing memory");
365 log_to_screen(_("Freeing memory formerly occupied by filelist"));
366 }
367 depth++;
368
369 if (filelist->ch == '\0') {
370 if (!(i++ % 1111)) {
371 percentage =
372 (int) (i * 100 / g_original_noof_lines_in_filelist);
373 update_evalcall_form(percentage);
374
375 }
376 }
377
378 if (filelist->right) {
379 free_filelist(filelist->right);
380 filelist->right = NULL;
381 }
382 if (filelist->down) {
383/* if (!(i++ %39999)) { update_evalcall_form(0); } */
384 free_filelist(filelist->down);
385 filelist->down = NULL;
386 }
387 filelist->ch = '\0';
388 mr_free((void *)filelist);
389 depth--;
390 if (depth == 0) {
391 close_evalcall_form();
392 log_it("Finished freeing memory");
393 }
394}
395
396
397int call_exe_and_pipe_output_to_fd(char *syscall, FILE * pout)
398{
399 FILE *pattr;
400 char *tmp = NULL;
401 size_t n = 0;
402
403 pattr = popen(syscall, "r");
404 if (!pattr) {
405 log_msg(1, "Failed to open fattr() %s", syscall);
406 return (1);
407 }
408 if (feof(pattr)) {
409 log_msg(1, "Failed to call fattr() %s", syscall);
410 paranoid_pclose(pattr);
411 return (2);
412 }
413 for (mr_getline(&tmp, &n, pattr); !feof(pattr); mr_getline(&tmp, &n, pattr)) {
414 fputs(tmp, pout);
415 }
416 paranoid_pclose(pattr);
417 mr_free(tmp);
418 return (0);
419}
420
421
422int gen_aux_list(char *filelist, char *syscall_sprintf,
423 char *auxlist_fname)
424{
425 FILE *fin;
426 FILE *pout;
427 char *pout_command;
428 char *syscall;
429 char *file_to_analyze = NULL;
430 char *strtmp = NULL;
431 int i;
432 size_t n = 0;
433
434 if (!(fin = fopen(filelist, "r"))) {
435 log_msg(1, "Cannot openin filelist %s", filelist);
436 return (1);
437 }
438 mr_asprintf(&pout_command, "gzip -c1 > %s", auxlist_fname);
439 if (!(pout = popen(pout_command, "w"))) {
440 log_msg(1, "Cannot openout auxlist_fname %s", auxlist_fname);
441 fclose(fin);
442 mr_free(pout_command);
443 return (4);
444 }
445 mr_free(pout_command);
446
447 for (mr_getline(&file_to_analyze, &n, fin); !feof(fin);
448 mr_getline(&file_to_analyze, &n, fin)) {
449 i = strlen(file_to_analyze);
450 if (i > 0 && file_to_analyze[i - 1] < 32) {
451 file_to_analyze[i - 1] = '\0';
452 }
453 log_msg(8, "Analyzing %s", file_to_analyze);
454 /* BERLIOS : to be checked */
455 mr_asprintf(&strtmp, syscall_sprintf, mr_stresc(file_to_analyze, "`$\\\"", '\\'));
456 mr_asprintf(&syscall, "%s 2>> /dev/null", strtmp);
457 mr_free(strtmp);
458 call_exe_and_pipe_output_to_fd(syscall, pout);
459 mr_free(syscall);
460 }
461 paranoid_fclose(fin);
462 paranoid_pclose(pout);
463 mr_free(file_to_analyze);
464 return (0);
465}
466
467
468int get_acl_list(char *filelist, char *facl_fname)
469{
470 char *command = NULL;
471 int retval = 0;
472
473 if (g_getfacl != NULL) {
474 mr_asprintf(&command, "touch %s", facl_fname);
475 run_program_and_log_output(command, 8);
476 mr_free(command);
477
478 mr_asprintf(&command,
479 "getfacl --all-effective -P %s 2>> %s | gzip -c1 > %s 2>> %s",
480 filelist, MONDO_LOGFILE, facl_fname, MONDO_LOGFILE);
481 iamhere(command);
482 retval = system(command);
483 mr_free(command);
484 }
485 return (retval);
486}
487
488
489int get_fattr_list(char *filelist, char *fattr_fname)
490{
491 char *command = NULL;
492 char *tmp = NULL;
493 int retval = 0;
494
495 if (g_getfattr != NULL) {
496 mr_asprintf(&command, "touch %s", fattr_fname);
497 run_program_and_log_output(command, 8);
498 mr_free(command);
499
500 retval =
501 gen_aux_list(filelist, "getfattr --en=hex -P -d \"%s\"",
502 fattr_fname);
503 }
504 return (retval);
505}
506
507
508int set_EXAT_list(char *orig_msklist, char *original_exat_fname,
509 char *executable)
510{
511 const int my_depth = 8;
512 char *command, *syscall_pin, *syscall_pout;
513 char *incoming = NULL;
514 char *current_subset_file = NULL;
515 char *current_master_file, *masklist;
516 int retval = 0;
517 int i;
518 size_t n = 0;
519 char *p, *q;
520 FILE *pin, *pout, *faclin;
521
522 log_msg(1, "set_EXAT_list(%s, %s, %s)", orig_msklist,
523 original_exat_fname, executable);
524 if (!orig_msklist || !orig_msklist[0]
525 || !does_file_exist(orig_msklist)) {
526 log_msg(1,
527 "No masklist provided. I shall therefore set ALL attributes.");
528 mr_asprintf(&command, "gzip -dc %s | %s --restore - 2>> %s",
529 original_exat_fname, executable, MONDO_LOGFILE);
530 log_msg(1, "command = %s", command);
531 retval = system(command);
532 mr_free(command);
533 log_msg(1, "Returning w/ retval=%d", retval);
534 return (retval);
535 }
536 if (length_of_file(original_exat_fname) <= 0) {
537 log_msg(1,
538 "original_exat_fname %s is empty or missing, so no need to set EXAT list",
539 original_exat_fname);
540 return (0);
541 }
542 mr_asprintf(&masklist, "/tmp/%d.%d.mask", (int) (random() % 32768),
543 (int) (random() % 32768));
544 mr_asprintf(&command, "cp -f %s %s", orig_msklist, masklist);
545 run_program_and_log_output(command, 1);
546 mr_free(command);
547
548 sort_file(masklist);
549 mr_asprintf(&syscall_pin, "gzip -dc %s", original_exat_fname);
550 mr_asprintf(&syscall_pout, "%s --restore - 2>> %s", executable,
551 MONDO_LOGFILE);
552
553 log_msg(1, "syscall_pin = %s", syscall_pin);
554 log_msg(1, "syscall_pout = %s", syscall_pout);
555 pout = popen(syscall_pout, "w");
556 if (!pout) {
557 iamhere("Unable to openout to syscall_pout");
558 return (1);
559 }
560 mr_free(syscall_pout);
561
562 pin = popen(syscall_pin, "r");
563 if (!pin) {
564 pclose(pout);
565 iamhere("Unable to openin from syscall");
566 return (1);
567 }
568 mr_free(syscall_pin);
569
570 faclin = fopen(masklist, "r");
571 if (!faclin) {
572 pclose(pin);
573 pclose(pout);
574 iamhere("Unable to openin masklist");
575 return (1);
576 }
577// printf("Hi there. Starting the loop\n");
578
579 mr_getline(&current_subset_file, &n, faclin);
580 mr_getline(&incoming, &n, pin);
581 while (!feof(pin) && !feof(faclin)) {
582// printf("incoming = %s", incoming);
583
584 mr_asprintf(&current_master_file, incoming + 8);
585
586 p = current_subset_file;
587 if (*p == '/') {
588 p++;
589 }
590 i = strlen(p);
591 if (i > 0 && p[i - 1] < 32) {
592 p[i - 1] = '\0';
593 }
594
595
596 q = current_master_file;
597 if (*q == '/') {
598 q++;
599 }
600 i = strlen(q);
601 if (i > 0 && q[i - 1] < 32) {
602 q[i - 1] = '\0';
603 }
604
605 i = strcmp(p, q);
606 log_msg(my_depth, "'%s' v '%s' --> %d\n", p, q, i);
607
608// printf("%s v %s --> %d\n", p, q, i);
609
610 if (i < 0) { // read another subset file in.
611 log_msg(my_depth, "Reading next subset line in\n\n");
612 mr_getline(&current_subset_file, &n, faclin);
613 continue;
614 }
615
616 if (!i) {
617 fputs(incoming, pout);
618 }
619 mr_getline(&incoming, &n, pin);
620 if (!i) {
621 log_msg(my_depth, "Copying master %s", q);
622 }
623// if (!i) { printf("Match --- %s\n", q); }
624
625 while (!feof(pin) && strncmp(incoming, "# file: ", 8)) {
626 if (!i) {
627
628// printf("%s", incoming);
629
630 fputs(incoming, pout);
631 }
632 mr_getline(&incoming, &n, pin);
633 }
634 if (!i) {
635 mr_getline(&current_subset_file, &n, faclin);
636 }
637 mr_free(current_master_file);
638 }
639 mr_free(current_subset_file);
640
641 while (!feof(pin)) {
642 mr_getline(&incoming, &n, pin);
643 }
644 mr_free(incoming);
645 fclose(faclin);
646 pclose(pin);
647 pclose(pout);
648
649// printf("OK, loop is done\n");
650
651 unlink(masklist);
652 mr_free(masklist);
653
654 return (retval);
655}
656
657
658int set_fattr_list(char *masklist, char *fattr_fname)
659{
660 if (find_home_of_exe("setfattr")) {
661 return (set_EXAT_list(masklist, fattr_fname, "setfattr"));
662 } else {
663 log_msg(1, "ERROR: set_EXAT_list: setfattr doesn't exist");
664 return(0);
665 }
666}
667
668
669
670int set_acl_list(char *masklist, char *acl_fname)
671{
672 if (find_home_of_exe("setfacl")) {
673 return (set_EXAT_list(masklist, acl_fname, "setfacl"));
674 } else {
675 log_msg(1, "ERROR: set_EXAT_list: setfacl doesn't exist");
676 return(0);
677 }
678}
679
680
681/**
682 * Get the number of the last fileset in the backup.
683 * @param bkpinfo The backup information structure. Only the @c bkpinfo->tmpdir field is used.
684 * @return The last filelist number.
685 * @note This function should only be called at restore-time.
686 */
687int get_last_filelist_number(struct s_bkpinfo *bkpinfo)
688{
689 /*@ buffers ***************************************************** */
690 char *val_sz = NULL;
691 char *cfg_fname = NULL;
692
693 /*@ long ******************************************************** */
694 int val_i = 0;
695
696 /*@ end vars **************************************************** */
697
698 assert(bkpinfo != NULL);
699
700 mr_asprintf(&cfg_fname, "%s/mondo-restore.cfg", bkpinfo->tmpdir);
701 read_cfg_var(cfg_fname, "last-filelist-number", val_sz);
702 val_i = atoi(val_sz);
703 mr_free(val_sz);
704
705 if (val_i <= 0) {
706 val_i = 500;
707 }
708 mr_free(cfg_fname);
709 return (val_i);
710}
711
712
713/**
714 * Add a string at @p startnode.
715 * @param startnode The node to start at when searching for where to add the string.
716 * @param string_to_add The string to add.
717 * @return 0 for success, 1 for failure.
718 * @bug I don't understand this function. Would someone care to explain it?
719 */
720
721int add_string_at_node(struct s_node *startnode, char *string_to_add)
722{
723
724 int noof_chars;
725 int i;
726 int res;
727
728 struct s_node *node, *newnode;
729
730 char char_to_add;
731
732 const bool sosodef = FALSE;
733
734 static int depth = 0;
735 static char original_string[MAX_STR_LEN];
736
737 assert(startnode != NULL);
738 assert(string_to_add != NULL);
739
740 if (!depth) {
741 strcpy(original_string, string_to_add);
742 }
743
744 noof_chars = strlen(string_to_add) + 1; // we include the '\0'
745
746 // walk across tree if necessary
747 node = startnode;
748 char_to_add = string_to_add[0];
749 if (node->right != NULL && node->ch < char_to_add) {
750 log_msg(7, "depth=%d --- going RIGHT ... %c-->%c", depth,
751 char_to_add, node->ch, (node->right)->ch);
752 return (add_string_at_node(node->right, string_to_add));
753 }
754 // walk down tree if appropriate
755 if (node->down != NULL && node->ch == char_to_add) {
756 log_msg(7, "depth=%d char=%c --- going DOWN", depth, char_to_add);
757 depth++;
758 res = add_string_at_node(node->down, string_to_add + 1);
759 depth--;
760 return (res);
761 }
762
763 if (char_to_add == '\0' && node->ch == '\0') {
764 log_msg(6, "%s already in tree", original_string);
765 return (1);
766 }
767 // add here
768 newnode = (struct s_node *) mr_malloc(sizeof(struct s_node));
769 if (char_to_add < node->ch) // add to the left of node
770 {
771 log_msg(7, "depth=%d char=%c --- adding (left)", depth,
772 char_to_add);
773 memcpy((void *) newnode, (void *) node, sizeof(struct s_node));
774 node->right = newnode;
775 } else if (char_to_add > node->ch) // add to the right of node
776 {
777 log_msg(7, "depth=%d char=%c --- adding (right)", depth,
778 char_to_add);
779 newnode->right = node->right; // newnode is to the RIGHT of node
780 node->right = newnode;
781 node = newnode;
782 }
783 // from now on, we're working on 'node'
784 node->down = NULL;
785 node->ch = char_to_add;
786 node->expanded = node->selected = FALSE;
787 if (char_to_add == '\0') {
788 log_msg(6, "Added %s OK", original_string);
789 return (0);
790 }
791 // add the rest
792 log_msg(6, "Adding remaining chars ('%s')", string_to_add + 1);
793 for (i = 1; i < noof_chars; i++) {
794 node->down = (struct s_node *) mr_malloc(sizeof(struct s_node));
795 node = node->down;
796 char_to_add = string_to_add[i];
797 log_msg(6, "Adding '%c'", char_to_add);
798 node->ch = char_to_add;
799 node->right = node->down = NULL;
800 node->expanded = node->selected = FALSE;
801 if (!node->ch) {
802 node->selected = sosodef;
803 }
804 }
805 log_msg(6, "Finally - added %s OK", original_string);
806 return (0);
807}
808
809
810/**
811 * Load a filelist into a <tt>struct s_node</tt>.
812 * When you are done with the filelist, call free_filelist().
813 * @param filelist_fname The file to load the filelist from.
814 * @return A filelist tree structure.
815 */
816struct s_node *load_filelist(char *filelist_fname)
817{
818
819 struct s_node *filelist = NULL;
820 FILE *pin = NULL;
821 char *command_to_open_fname = NULL;
822 char *fname = NULL;
823 char *tmp = NULL;
824 char *tmp1 = NULL;
825 int pos_in_fname = 0;
826 size_t n = 0;
827 int percentage = 0;
828
829 long lines_in_filelist = 0L;
830 long lino = 0L;
831
832 assert_string_is_neither_NULL_nor_zerolength(filelist_fname);
833
834 if (!does_file_exist(filelist_fname)) {
835 fatal_error("filelist does not exist -- cannot load it");
836 }
837 log_to_screen(_("Loading filelist"));
838 mr_asprintf(&command_to_open_fname, "gzip -dc %s", filelist_fname);
839 mr_asprintf(&tmp, "zcat %s | wc -l", filelist_fname);
840 log_msg(6, "tmp = %s", tmp);
841 tmp1 = call_program_and_get_last_line_of_output(tmp);
842 mr_free(tmp);
843
844 lines_in_filelist = atol(tmp1);
845 mr_free(tmp1);
846
847 if (lines_in_filelist < 3) {
848 log_to_screen(_("Warning - surprisingly short filelist."));
849 }
850 g_original_noof_lines_in_filelist = lines_in_filelist;
851 filelist = (struct s_node *) mr_malloc(sizeof(struct s_node));
852 filelist->ch = '/';
853 filelist->right = NULL;
854 filelist->down = mr_malloc(sizeof(struct s_node));
855 filelist->expanded = filelist->selected = FALSE;
856 (filelist->down)->ch = '\0';
857 (filelist->down)->right = (filelist->down)->down = FALSE;
858 (filelist->down)->expanded = (filelist->down)->selected = FALSE;
859 if (!(pin = popen(command_to_open_fname, "r"))) {
860 log_OS_error("Unable to openin filelist_fname");
861 return (NULL);
862 }
863 mr_free(command_to_open_fname);
864
865 open_evalcall_form(_("Loading filelist from disk"));
866 for (mr_getline(&fname, &n, pin); !feof(pin); mr_getline(&fname, &n, pin)) {
867 if ((fname[strlen(fname) - 1] == 13
868 || fname[strlen(fname) - 1] == 10) && strlen(fname) > 0) {
869 fname[strlen(fname) - 1] = '\0';
870 }
871 if (!strlen(fname)) {
872 continue;
873 }
874 for (pos_in_fname = 0; fname[pos_in_fname] != '\0'; pos_in_fname++) {
875 if (fname[pos_in_fname] != '/') {
876 continue;
877 }
878 mr_asprintf(&tmp, fname);
879 tmp[pos_in_fname] = '\0';
880 if (strlen(tmp)) {
881 add_string_at_node(filelist, tmp);
882 }
883 mr_free(tmp);
884 }
885 add_string_at_node(filelist, fname);
886 if (!(++lino % 1111)) {
887 percentage = (int) (lino * 100 / lines_in_filelist);
888 update_evalcall_form(percentage);
889 }
890 }
891 mr_free(fname);
892 paranoid_pclose(pin);
893 close_evalcall_form();
894 log_it("Finished loading filelist");
895 return (filelist);
896}
897
898
899/**
900 * Log a list of files in @p node.
901 * @param node The toplevel node to use.
902 */
903void show_filelist(struct s_node *node)
904{
905 static int depth = 0;
906 static char current_string[200];
907
908 if (depth == 0) {
909 log_msg(0, "----------------show filelist--------------");
910 }
911 current_string[depth] = node->ch;
912
913 log_msg(3, "depth=%d", depth);
914 if (node->down) {
915 log_msg(3, "moving down");
916 depth++;
917 show_filelist(node->down);
918 depth--;
919 }
920
921 if (!node->ch) {
922 log_msg(0, "%s\n", current_string);
923 }
924
925 if (node->right) {
926 log_msg(3, "moving right");
927 show_filelist(node->right);
928 }
929 if (depth == 0) {
930 log_msg(0, "----------------show filelist--------------");
931 }
932 return;
933}
934
935
936/**
937 * Reset the filelist to the state it was when it was loaded. This does not
938 * touch the file on disk.
939 * @param filelist The filelist tree structure.
940 */
941void reload_filelist(struct s_node *filelist)
942{
943 assert(filelist != NULL);
944 toggle_node_selection(filelist, FALSE);
945 toggle_path_expandability(filelist, "/", FALSE);
946 toggle_all_root_dirs_on(filelist);
947}
948
949
950/**
951 * Save a filelist tree structure to disk.
952 * @param filelist The filelist tree structure to save.
953 * @param outfname Where to save it.
954 */
955void save_filelist(struct s_node *filelist, char *outfname)
956{
957 /*@ int ********************************************************* */
958 static int percentage;
959 static int depth = 0;
960
961 /*@ buffers ***************************************************** */
962 static char str[MAX_STR_LEN];
963
964 /*@ structures ************************************************** */
965 struct s_node *node;
966
967 /*@ pointers **************************************************** */
968 static FILE *fout = NULL;
969
970 /*@ long ******************************************************** */
971 static long lines_in_filelist = 0;
972 static long lino = 0;
973
974 /*@ end vars *************************************************** */
975
976 assert(filelist != NULL);
977 assert(outfname != NULL); // will be zerolength if save_filelist() is called by itself
978 if (depth == 0) {
979 log_to_screen(_("Saving filelist"));
980 if (!(fout = fopen(outfname, "w"))) {
981 fatal_error("Cannot openout/save filelist");
982 }
983 lines_in_filelist = g_original_noof_lines_in_filelist; /* set by load_filelist() */
984 open_evalcall_form(_("Saving selection to disk"));
985 }
986 for (node = filelist; node != NULL; node = node->right) {
987 str[depth] = node->ch;
988 log_msg(5, "depth=%d ch=%c", depth, node->ch);
989 if (!node->ch) {
990// if (node->selected)
991// {
992 fprintf(fout, "%s\n", str);
993// }
994 if (!(++lino % 1111)) {
995 percentage = (int) (lino * 100 / lines_in_filelist);
996 update_evalcall_form(percentage);
997 }
998 }
999 if (node->down) {
1000 depth++;
1001 save_filelist(node->down, "");
1002 depth--;
1003 }
1004 }
1005 if (depth == 0) {
1006 paranoid_fclose(fout);
1007 close_evalcall_form();
1008 log_it("Finished saving filelist");
1009 }
1010}
1011
1012
1013/**
1014 * Toggle all root dirs on.
1015 * @param filelist The filelist tree structure to operate on.
1016 * @bug I don't understand this function. Would someone care to explain it?
1017 */
1018void toggle_all_root_dirs_on(struct s_node *filelist)
1019{
1020 /*@ structures ************************************************** */
1021 struct s_node *node;
1022
1023 /*@ int ********************************************************* */
1024 static int depth = 0;
1025 static int root_dirs_expanded;
1026
1027 /*@ buffers ***************************************************** */
1028 static char filename[MAX_STR_LEN];
1029
1030 /*@ end vars *************************************************** */
1031
1032 assert(filelist != NULL);
1033 if (depth == 0) {
1034 log_it("Toggling all root dirs ON");
1035 root_dirs_expanded = 0;
1036 }
1037 for (node = filelist; node != NULL; node = node->right) {
1038 filename[depth] = node->ch;
1039 if (node->ch == '\0' && strlen(filename) > 1
1040 && (!strchr(filename + 1, '/'))) {
1041 node->selected = FALSE;
1042 node->expanded = TRUE;
1043// log_it (filename);
1044 root_dirs_expanded++;
1045 }
1046 if (node->down) {
1047 depth++;
1048 toggle_all_root_dirs_on(node->down);
1049 depth--;
1050 }
1051 }
1052 if (depth == 0) {
1053 log_it("Finished toggling all root dirs ON");
1054 }
1055}
1056
1057
1058/**
1059 * Toggle the expandability of a path.
1060 * @param filelist The filelist tree to operate on.
1061 * @param pathname The path to toggle expandability of.
1062 * @param on_or_off Whether to toggle it on or off.
1063 * @bug I don't understand this function. Would someone care to explain it?
1064 */
1065void
1066toggle_path_expandability(struct s_node *filelist, char *pathname,
1067 bool on_or_off)
1068{
1069
1070 /*@ int ******************************************************** */
1071 static int depth = 0;
1072 static int total_expanded;
1073 static int root_depth;
1074 int j;
1075 /*@ structures ************************************************* */
1076 struct s_node *node;
1077
1078 /*@ buffers **************************************************** */
1079 static char current_filename[MAX_STR_LEN];
1080
1081 /*@ end vars *************************************************** */
1082
1083 assert(filelist != NULL);
1084 assert_string_is_neither_NULL_nor_zerolength(pathname);
1085 if (depth == 0) {
1086 total_expanded = 0;
1087// log_it ("Toggling path's expandability");
1088 for (root_depth = (int) strlen(pathname);
1089 root_depth > 0 && pathname[root_depth - 1] != '/';
1090 root_depth--);
1091 if (root_depth < 2) {
1092 root_depth = (int) strlen(pathname);
1093 }
1094 }
1095 for (node = filelist; node != NULL; node = node->right) {
1096 current_filename[depth] = node->ch;
1097 if (node->down) {
1098 depth++;
1099 toggle_path_expandability(node->down, pathname, on_or_off);
1100 depth--;
1101 }
1102 if (node->ch == '\0') {
1103 if (!strncmp(pathname, current_filename, strlen(pathname))) {
1104 for (j = root_depth;
1105 current_filename[j] != '/'
1106 && current_filename[j] != '\0'; j++);
1107 if (current_filename[j] != '\0') {
1108 for (j++;
1109 current_filename[j] != '/'
1110 && current_filename[j] != '\0'; j++);
1111 }
1112 if (current_filename[j] == '\0') {
1113 node->expanded =
1114 (!strcmp(pathname, current_filename) ? TRUE :
1115 on_or_off);
1116 }
1117 }
1118 }
1119 if (node->expanded) {
1120 if (total_expanded < ARBITRARY_MAXIMUM - 32
1121 || !strrchr(current_filename + strlen(pathname), '/')) {
1122 total_expanded++;
1123 } else {
1124 node->expanded = FALSE;
1125 }
1126 }
1127 }
1128 if (depth == 0) {
1129// log_it ("Finished toggling expandability");
1130 }
1131}
1132
1133
1134/**
1135 * Toggle whether a path is selected.
1136 * @param filelist The filelist tree to operate on.
1137 * @param pathname The path to toggle selection of.
1138 * @param on_or_off Whether to toggle it on or off.
1139 * @bug I don't understand this function. Would someone care to explain it?
1140 */
1141void
1142toggle_path_selection(struct s_node *filelist, char *pathname,
1143 bool on_or_off)
1144{
1145 /*@ int ********************************************************* */
1146 static int depth = 0;
1147 int j;
1148
1149 /*@ structures ************************************************** */
1150 struct s_node *node;
1151
1152 /*@ buffers ***************************************************** */
1153 static char current_filename[MAX_STR_LEN];
1154
1155 /*@ end vars *************************************************** */
1156 assert(filelist != NULL);
1157 assert_string_is_neither_NULL_nor_zerolength(pathname);
1158 if (depth == 0) {
1159 log_it("Toggling path's selection");
1160 }
1161 for (node = filelist; node != NULL; node = node->right) {
1162 current_filename[depth] = node->ch;
1163 if (node->down) {
1164 depth++;
1165 toggle_path_selection(node->down, pathname, on_or_off);
1166 depth--;
1167 }
1168 if (node->ch == '\0') {
1169 if (!strncmp(pathname, current_filename, strlen(pathname))) {
1170 for (j = 0;
1171 pathname[j] != '\0'
1172 && pathname[j] == current_filename[j]; j++);
1173 if (current_filename[j] == '/'
1174 || current_filename[j] == '\0') {
1175 node->selected = on_or_off;
1176 }
1177 }
1178 }
1179 }
1180 if (depth == 0) {
1181 log_it("Finished toggling selection");
1182 }
1183}
1184
1185
1186/**
1187 * Toggle node selection of a filelist tree.
1188 * @param filelist The filelist tree to operate on.
1189 * @param on_or_off Whether to toggle selection on or off.
1190 * @bug I don't understand this function. Would someone care to explain it?
1191 */
1192void toggle_node_selection(struct s_node *filelist, bool on_or_off)
1193{
1194 /*@ structure ************************************************** */
1195 struct s_node *node;
1196
1197 /*@ end vars *************************************************** */
1198 assert(filelist != NULL);
1199 for (node = filelist; node != NULL; node = node->right) {
1200 if (node->ch == '/') {
1201 continue;
1202 } /* don't go deep */
1203 if (node->ch == '\0') {
1204 node->selected = on_or_off;
1205 }
1206 if (node->down) {
1207 toggle_node_selection(node->down, on_or_off);
1208 }
1209 }
1210}
1211
1212
1213/**
1214 * Number of entries in the skeleton filelist.
1215 */
1216long g_skeleton_entries = 0;
1217
1218
1219/**
1220 * Wrapper around mondo_makefilelist().
1221 * @param bkpinfo The backup information structure. Fields used:
1222 * - @c bkpinfo->differential
1223 * - @c bkpinfo->exclude_paths
1224 * - @c bkpinfo->include_paths
1225 * - @c bkpinfo->make_filelist
1226 * - @c bkpinfo->scratchdir
1227 * - @c bkpinfo->tmpdir
1228 * @return 0 for success, nonzero for failure.
1229 * @see mondo_makefilelist
1230 */
1231int prepare_filelist(struct s_bkpinfo *bkpinfo)
1232{
1233
1234 /*@ int **************************************************** */
1235 int res = 0;
1236 /*@ buffers ************************************************ */
1237
1238 assert(bkpinfo != NULL);
1239 log_it("tmpdir=%s; scratchdir=%s", bkpinfo->tmpdir,
1240 bkpinfo->scratchdir);
1241 if (bkpinfo->make_filelist) {
1242 mvaddstr_and_log_it(g_currentY, 0,
1243 _("Making catalog of files to be backed up"));
1244 } else {
1245 mvaddstr_and_log_it(g_currentY, 0,
1246 _("Using supplied catalog of files to be backed up"));
1247 }
1248
1249 if (bkpinfo->make_filelist) {
1250 res =
1251 mondo_makefilelist(MONDO_LOGFILE, bkpinfo->tmpdir,
1252 bkpinfo->scratchdir, bkpinfo->include_paths,
1253 bkpinfo->exclude_paths,
1254 bkpinfo->differential, NULL);
1255 } else {
1256 res =
1257 mondo_makefilelist(MONDO_LOGFILE, bkpinfo->tmpdir,
1258 bkpinfo->scratchdir, NULL,
1259 bkpinfo->exclude_paths,
1260 bkpinfo->differential,
1261 bkpinfo->include_paths);
1262 }
1263
1264 if (res) {
1265 log_OS_error("Call to mondo_makefilelist failed");
1266 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1267 } else {
1268 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1269 }
1270 return (res);
1271}
1272
1273
1274/**
1275 * Recursively list all files in @p dir newer than @p time_of_last_full_backup to @p fout.
1276 * @param dir The directory to list to @p fout.
1277 * @param sth The directories to skip (exclude).
1278 * @param fout The file to write everything to.
1279 * @param time_of_last_full_backup Only backup files newer than this (0 to disable).
1280 * @return 0, always.
1281 * @bug Return value should be @c void.
1282 */
1283int open_and_list_dir(char *dir, char *sth, FILE * fout,
1284 time_t time_of_last_full_backup,
1285 char *skeleton_filelist)
1286{
1287 const char delims[] = " ";
1288 DIR *dip = NULL;
1289 struct dirent *dit = NULL;
1290
1291 struct stat statbuf;
1292 char *new = NULL;
1293 char *tmp = NULL;
1294 char *tmp1 = NULL;
1295 static int percentage = 0;
1296 char *skip_these = NULL;
1297 char *new_with_spaces = NULL;
1298 static char *name_of_evalcall_form = NULL;
1299 int i = 0;
1300 char *strtmp = NULL;
1301 char *token = NULL;
1302 char *find_excludes = NULL;
1303 int lastpos = 0;
1304 static int depth = 0;
1305 char *p = NULL;
1306 static int counter = 0;
1307 static int uberctr = 0;
1308 static char *find_skeleton_marker = NULL;
1309 static long skeleton_lino = 0;
1310 static time_t last_time = 0;
1311 time_t this_time;
1312
1313 p = strrchr(dir, '/');
1314 if (p) {
1315 if (!strcmp(p, "/.") || !strcmp(p, "/..")) {
1316 return (0);
1317 }
1318 }
1319
1320 if (!depth) {
1321 malloc_string(find_skeleton_marker);
1322 mr_asprintf(&find_excludes, " ");
1323 while((token = mr_strtok (sth, delims, &lastpos))) {
1324 mr_asprintf(&strtmp,"%s", find_excludes);
1325 mr_free(find_excludes);
1326 mr_asprintf(&find_excludes,"%s -path %s -prune -o", strtmp, token);
1327 mr_free(strtmp);
1328 mr_free(token);
1329 }
1330#if linux
1331 // 2.6 has /sys as a proc-type thing -- must be excluded
1332 mr_asprintf(&strtmp,
1333 "find %s -maxdepth %d -fstype mvfs -prune -o -path /dev/shm -prune -o %s -type d -print > %s 2> /dev/null",
1334 dir, MAX_SKEL_DEPTH, find_excludes, skeleton_filelist);
1335#else
1336 // On BSD, for example, /sys is the kernel sources -- don't exclude
1337 mr_asprintf(&strtmp,
1338 "find %s -maxdepth %d -fstype mvfs -prune -o -path /proc -prune -o %s -type d -print > %s 2> /dev/null",
1339 dir, MAX_SKEL_DEPTH, find_excludes, skeleton_filelist);
1340#endif
1341 mr_free(find_excludes);
1342 log_msg(5, "find command = %s", strtmp);
1343 system(strtmp);
1344 mr_free(strtmp);
1345 mr_free(tmp);
1346
1347 mr_asprintf(&tmp, "wc -l %s | awk '{print $1;}'", skeleton_filelist);
1348 tmp1 = call_program_and_get_last_line_of_output(tmp);
1349 mr_free(tmp);
1350
1351 g_skeleton_entries = 1 + atol(tmp1);
1352 mr_free(tmp1);
1353
1354 mr_asprintf(&name_of_evalcall_form, "Making catalog of %s", dir);
1355 open_evalcall_form(name_of_evalcall_form);
1356 find_skeleton_marker[0] = '\0';
1357 skeleton_lino = 1;
1358 log_msg(5, "entries = %ld", g_skeleton_entries);
1359 percentage = 0;
1360 } else if (depth <= MAX_SKEL_DEPTH) // update evalcall form if appropriate
1361 {
1362 sprintf(find_skeleton_marker,
1363 "grep -Fv \"%s\" %s > %s.new 2> /dev/null", dir,
1364 skeleton_filelist, skeleton_filelist);
1365// log_msg(0, "fsm = %s", find_skeleton_marker);
1366 if (!system(find_skeleton_marker)) {
1367 percentage = (int) (skeleton_lino * 100 / g_skeleton_entries);
1368 skeleton_lino++;
1369// log_msg(5, "Found %s", dir);
1370// log_msg(2, "Incrementing skeleton_lino; now %ld/%ld (%d%%)", skeleton_lino, g_skeleton_entries, percentage);
1371 sprintf(find_skeleton_marker, "mv -f %s.new %s",
1372 skeleton_filelist, skeleton_filelist);
1373// log_msg(6, "fsm = %s", find_skeleton_marker);
1374 run_program_and_log_output(find_skeleton_marker, 8);
1375 time(&this_time);
1376 if (this_time != last_time) {
1377 last_time = this_time;
1378#ifndef _XWIN
1379 if (!g_text_mode) {
1380 mr_asprintf(&tmp, _("Reading %-68s"), dir);
1381 newtDrawRootText(0, g_noof_rows - 3, tmp);
1382 mr_free(tmp);
1383 }
1384#endif
1385 update_evalcall_form(percentage);
1386 }
1387 }
1388 }
1389
1390 depth++;
1391
1392// log_msg(0, "Cataloguing %s", dir);
1393 if (sth[0] == ' ') {
1394 mr_asprintf(&skip_these, "%s", sth);
1395 } else {
1396 mr_asprintf(&skip_these, " %s ", sth);
1397 }
1398 mr_asprintf(&new_with_spaces, " %s ", dir);
1399 if ((dip = opendir(dir)) == NULL) {
1400 log_OS_error("opendir");
1401 } else if (strstr(skip_these, new_with_spaces)) {
1402 fprintf(fout, "%s\n", dir); // if excluded dir then print dir ONLY
1403 } else {
1404 fprintf(fout, "%s\n", dir);
1405 while ((dit = readdir(dip)) != NULL) {
1406 i++;
1407 if (strcmp(dir, "/")) {
1408 mr_asprintf(&new, "%s/%s", dir, dit->d_name);
1409 } else {
1410 mr_asprintf(&new, "%s%s", dir, dit->d_name);
1411 }
1412 mr_free(new_with_spaces);
1413 mr_asprintf(&new_with_spaces, " %s ", new);
1414 /* BERLIOS: Old code
1415 new_with_spaces[0] = ' ';
1416 str-cpy(new_with_spaces + 1, new);
1417 str-cat(new_with_spaces, " ");
1418 */
1419 if (strstr(skip_these, new_with_spaces)) {
1420 fprintf(fout, "%s\n", new);
1421 } else {
1422 if (!lstat(new, &statbuf)) {
1423 if (!S_ISLNK(statbuf.st_mode)
1424 && S_ISDIR(statbuf.st_mode)) {
1425 open_and_list_dir(new, skip_these, fout,
1426 time_of_last_full_backup,
1427 skeleton_filelist);
1428 } else {
1429 if (time_of_last_full_backup == 0
1430 || time_of_last_full_backup <
1431 statbuf.st_ctime) {
1432 fprintf(fout, "%s\n", new);
1433 if ((counter++) > 128) {
1434 counter = 0;
1435 uberctr++;
1436 mr_asprintf(&tmp, " %c ",
1437 special_dot_char(uberctr));
1438#ifndef _XWIN
1439 if (!g_text_mode) {
1440 newtDrawRootText(77, g_noof_rows - 3,
1441 tmp);
1442 newtRefresh();
1443 }
1444 mr_free(tmp);
1445#endif
1446 }
1447 }
1448 }
1449 }
1450 }
1451 mr_free(new);
1452 }
1453 }
1454 mr_free(new_with_spaces);
1455 mr_free(skip_these);
1456
1457 if (dip) {
1458 if (closedir(dip) == -1) {
1459 log_OS_error("closedir");
1460 }
1461 }
1462 depth--;
1463 if (!depth) {
1464 close_evalcall_form();
1465 mr_free(name_of_evalcall_form);
1466 mr_free(find_skeleton_marker);
1467 unlink(skeleton_filelist);
1468 log_msg(5, "g_skeleton_entries = %ld", g_skeleton_entries);
1469 }
1470 return (0);
1471}
1472
1473
1474/**
1475 * Get the next entry in the space-separated list in @p incoming.
1476 * So if @p incoming was '"one and two" three four', we would
1477 * return "one and two".
1478 * @param incoming The list to get the next entry from.
1479 * @return The first item in the list (respecting double quotes).
1480 * @note The returned string points to static data that will be overwritten with each call.
1481 */
1482char *next_entry(char *incoming)
1483{
1484 static char sz_res[MAX_STR_LEN];
1485 char *p = NULL;
1486 bool in_quotes = FALSE;
1487
1488 strcpy(sz_res, incoming);
1489 p = sz_res;
1490 while ((*p != ' ' || in_quotes) && *p != '\0') {
1491 if (*p == '\"') {
1492 in_quotes = !in_quotes;
1493 }
1494 p++;
1495 }
1496 *p = '\0';
1497 return (sz_res);
1498}
1499
1500
1501/**
1502 * Create the filelist for the backup. It will be stored in [scratchdir]/archives/filelist.full.
1503 * @param logfile Unused.
1504 * @param tmpdir The tmpdir of the backup.
1505 * @param scratchdir The scratchdir of the backup.
1506 * @param include_paths The paths to back up, or NULL if you're using a user-defined filelist.
1507 * @param excp The paths to NOT back up.
1508 * @param differential The differential level (currently only 0 and 1 are supported).
1509 * @param userdef_filelist The user-defined filelist, or NULL if you're using @p include_paths.
1510 * @return 0, always.
1511 * @bug @p logfile is unused.
1512 * @bug Return value is meaningless.
1513 */
1514int mondo_makefilelist(char *logfile, char *tmpdir, char *scratchdir,
1515 char *include_paths, char *excp, int differential,
1516 char *userdef_filelist)
1517{
1518 char sz_datefile_wildcard[] = "/var/cache/mondo/difflevel.%d";
1519 char *p = NULL;
1520 char *q = NULL;
1521 char *tmp = NULL;
1522 char *tmp1 = NULL;
1523 char *tmp2 = NULL;
1524 char *sz_datefile;
1525 char *sz_filelist = NULL;
1526 char *exclude_paths = NULL;
1527 int i = 0;
1528 FILE *fout = NULL;
1529 char *command = NULL;
1530 time_t time_of_last_full_backup = 0;
1531 struct stat statbuf;
1532 char *skeleton_filelist = NULL;
1533
1534 // The pathname to the skeleton filelist, used to give better progress reporting for mondo_makefilelist().
1535 mr_asprintf(&sz_datefile, sz_datefile_wildcard, 0);
1536 if (!include_paths && !userdef_filelist) {
1537 fatal_error
1538 ("Please supply either include_paths or userdef_filelist");
1539 }
1540// make hole for filelist
1541 mr_asprintf(&command, "mkdir -p %s/archives", scratchdir);
1542 paranoid_system(command);
1543 mr_free(command);
1544
1545 mr_asprintf(&sz_filelist, "%s/tmpfs/filelist.full", tmpdir);
1546 make_hole_for_file(sz_filelist);
1547
1548 if (differential == 0) {
1549 // restore last good datefile if it exists
1550 mr_asprintf(&command, "cp -f %s.aborted %s", sz_datefile,
1551 sz_datefile);
1552 run_program_and_log_output(command, 3);
1553 mr_free(command);
1554
1555 // backup last known good datefile just in case :)
1556 if (does_file_exist(sz_datefile)) {
1557 mr_asprintf(&command, "mv -f %s %s.aborted", sz_datefile,
1558 sz_datefile);
1559 paranoid_system(command);
1560 mr_free(command);
1561 }
1562 make_hole_for_file(sz_datefile);
1563 tmp = call_program_and_get_last_line_of_output("date +%s");
1564 write_one_liner_data_file(sz_datefile, tmp);
1565 mr_free(tmp);
1566 } else if (lstat(sz_datefile, &statbuf)) {
1567 log_msg(2,
1568 "Warning - unable to find date of previous backup. Full backup instead.");
1569 differential = 0;
1570 time_of_last_full_backup = 0;
1571 } else {
1572 time_of_last_full_backup = statbuf.st_mtime;
1573 log_msg(2, "Differential backup. Yay.");
1574 }
1575 mr_free(sz_datefile);
1576
1577// use user-specified filelist (if specified)
1578 if (userdef_filelist) {
1579 log_msg(1,
1580 "Using the user-specified filelist - %s - instead of calculating one",
1581 userdef_filelist);
1582 mr_asprintf(&command, "cp -f %s %s", userdef_filelist, sz_filelist);
1583 if (run_program_and_log_output(command, 3)) {
1584 fatal_error("Failed to copy user-specified filelist");
1585 }
1586 mr_free(command);
1587 } else {
1588 log_msg(2, "include_paths = '%s'", include_paths);
1589 log_msg(1, "Calculating filelist");
1590 tmp = call_program_and_get_last_line_of_output("locate /win386.swp 2> /dev/null");
1591 tmp1 = call_program_and_get_last_line_of_output("locate /hiberfil.sys 2> /dev/null");
1592 tmp2 = call_program_and_get_last_line_of_output("locate /pagefile.sys 2> /dev/null");
1593 mr_asprintf(&exclude_paths, " %s %s %s %s %s %s . .. \
1594" MNT_CDROM " " MNT_FLOPPY " /media \
1595/proc /sys /tmp /var/cache/mondo /var/cache/mindi", excp, tmp, tmp1, tmp2, (tmpdir[0] == '/' && tmpdir[1] == '/') ? (tmpdir + 1) : tmpdir, (scratchdir[0] == '/' && scratchdir[1] == '/') ? (scratchdir + 1) : scratchdir);
1596 mr_free(tmp);
1597 mr_free(tmp1);
1598 mr_free(tmp2);
1599
1600 log_msg(2, "Excluding paths = '%s'", exclude_paths);
1601 log_msg(2,
1602 "Generating skeleton filelist so that we can track our progress");
1603 mr_asprintf(&skeleton_filelist, "%s/tmpfs/skeleton.txt", tmpdir);
1604 make_hole_for_file(skeleton_filelist);
1605
1606 log_msg(4, "g_skeleton_entries = %ld", g_skeleton_entries);
1607 log_msg(2, "Opening out filelist to %s", sz_filelist);
1608 if (!(fout = fopen(sz_filelist, "w"))) {
1609 fatal_error("Cannot openout to sz_filelist");
1610 }
1611 i = 0;
1612 if (strlen(include_paths) == 0) {
1613 log_msg(1, "Including only '/' in %s", sz_filelist);
1614 open_and_list_dir("/", exclude_paths, fout,
1615 time_of_last_full_backup, skeleton_filelist);
1616 } else {
1617 p = include_paths;
1618 while (*p) {
1619 q = next_entry(p);
1620 log_msg(1, "Including %s in filelist %s", q, sz_filelist);
1621 open_and_list_dir(q, exclude_paths, fout,
1622 time_of_last_full_backup,
1623 skeleton_filelist);
1624 p += strlen(q);
1625 while (*p == ' ') {
1626 p++;
1627 }
1628 }
1629 }
1630 paranoid_fclose(fout);
1631 mr_free(skeleton_filelist);
1632 mr_free(exclude_paths);
1633 }
1634 log_msg(2, "Copying new filelist to scratchdir");
1635 mr_asprintf(&command, "mkdir -p %s/archives", scratchdir);
1636 paranoid_system(command);
1637 mr_free(command);
1638
1639 mr_asprintf(&command, "cp -f %s %s/archives/", sz_filelist, scratchdir);
1640 paranoid_system(command);
1641 mr_free(command);
1642
1643 mr_asprintf(&command, "mv -f %s %s", sz_filelist, tmpdir);
1644 paranoid_system(command);
1645 mr_free(command);
1646 mr_free(sz_filelist);
1647
1648 log_msg(2, "Exiting");
1649 return (0);
1650}
1651
1652
1653/**
1654 * Locate the string @p string_to_find in the tree rooted at @p startnode.
1655 * @param startnode The node containing the root of the directory tree.
1656 * @param string_to_find The string to look for at @p startnode.
1657 * @return The node containing the last element of @p string_to_find, or NULL if
1658 * it was not found.
1659 */
1660struct s_node *find_string_at_node(struct s_node *startnode,
1661 char *string_to_find)
1662{
1663 /*@ int ******************************************************** */
1664 int noof_chars;
1665 static int depth = 0;
1666 static char original_string[MAX_STR_LEN];
1667
1668 /*@ sturctures ************************************************* */
1669 struct s_node *node;
1670
1671 /*@ char ****************************************************** */
1672 char char_to_find;
1673
1674 /*@ bools ****************************************************** */
1675
1676 if (!depth) {
1677 strcpy(original_string, string_to_find);
1678 }
1679
1680 assert(startnode != NULL);
1681 assert(string_to_find != NULL);
1682
1683 noof_chars = strlen(string_to_find) + 1; /* we include the '\0' */
1684
1685 log_msg(7, "starting --- str=%s", string_to_find);
1686
1687/* walk across tree if necessary */
1688 node = startnode;
1689 char_to_find = string_to_find[0];
1690 if (node->right != NULL && node->ch < char_to_find) {
1691 log_msg(7, "depth=%d --- going RIGHT ... %c-->%c", depth,
1692 char_to_find, node->ch, (node->right)->ch);
1693 return (find_string_at_node(node->right, string_to_find));
1694 }
1695
1696/* walk down tree if appropriate */
1697 if (node->down != NULL && node->ch == char_to_find) {
1698 log_msg(7, "depth=%d char=%c --- going DOWN", depth, char_to_find);
1699 depth++;
1700 node = find_string_at_node(node->down, string_to_find + 1);
1701 depth--;
1702 return (node);
1703 }
1704
1705 if (char_to_find == '\0' && node->ch == '\0') {
1706 log_msg(7, "%s is in tree", original_string);
1707 return (node);
1708 } else {
1709 log_msg(7, "%s is NOT in tree", original_string);
1710 return (NULL);
1711 }
1712}
1713
1714
1715/**
1716 * Write all entries in @p needles_list_fname which are also in
1717 * @p filelist to @p matches_list_fname.
1718 * @param needles_list_fname A file containing strings to look for, 1 per line.
1719 * @param filelist The node for the root of the directory structure to search in.
1720 * @param matches_list_fname The filename where we should put the matches.
1721 * @return The number of matches found.
1722 */
1723long save_filelist_entries_in_common(char *needles_list_fname,
1724 struct s_node *filelist,
1725 char *matches_list_fname,
1726 bool use_star)
1727{
1728 int retval = 0;
1729 struct s_node *found_node;
1730 FILE *fin;
1731 FILE *fout;
1732 char *fname = NULL;
1733 char *tmp;
1734 size_t len = 0; // Scrub's patch doesn't work without that
1735
1736// log_msg(1, "use_star = %s", (use_star)?"TRUE":"FALSE");
1737 log_msg(5, "starting");
1738 log_msg(5, "needles_list_fname = %s", needles_list_fname);
1739 log_msg(5, "matches_list_fname = %s", matches_list_fname);
1740 if (!(fin = fopen(needles_list_fname, "r"))) {
1741 fatal_error("Cannot openin needles_list_fname");
1742 }
1743 if (!(fout = fopen(matches_list_fname, "w"))) {
1744 fatal_error("Cannot openout matches_list_fname");
1745 }
1746 while (!feof(fin)) {
1747 mr_getline(&fname, &len, fin);
1748 if (!use_star) {
1749 if (fname[0] == '/') {
1750 mr_asprintf(&tmp, fname);
1751 } else {
1752 mr_asprintf(&tmp, "/%s", fname);
1753 }
1754 mr_free(fname);
1755 fname = tmp;
1756 }
1757 while (strlen(fname) > 0 && fname[strlen(fname) - 1] < 32) {
1758 fname[strlen(fname) - 1] = '\0';
1759 }
1760
1761 log_msg(5, "Looking for '%s'", fname);
1762 found_node = find_string_at_node(filelist, fname);
1763 if (found_node) {
1764 if (found_node->selected) {
1765 if (fname[0] == '/') {
1766 mr_asprintf(&tmp, fname + 1);
1767 mr_free(fname);
1768 fname = tmp;
1769 }
1770 log_msg(5, "Found '%s'", fname);
1771 turn_wildcard_chars_into_literal_chars(tmp, fname);
1772 fprintf(fout, "%s\n", tmp);
1773 mr_free(tmp);
1774 retval++;
1775 }
1776 }
1777 mr_free(fname);
1778 }
1779 paranoid_fclose(fout);
1780 paranoid_fclose(fin);
1781 return (retval);
1782}
1783
1784
1785/**
1786 * Add all files listed in @p list_of_files_fname to the directory structure rooted at
1787 * @p filelist.
1788 * @param filelist The top node of the directory structure to add the files to.
1789 * @param list_of_files_fname The file containing the files to add, 1 per line.
1790 * @param flag_em If TRUE, then flag the added files for restoration.
1791 * @return 0 for success, nonzero for failure.
1792 */
1793int add_list_of_files_to_filelist(struct s_node *filelist,
1794 char *list_of_files_fname, bool flag_em)
1795{
1796 FILE *fin;
1797 char *tmp = NULL;
1798 size_t n = 0;
1799 struct s_node *nod;
1800
1801 log_msg(3, "Adding %s to filelist", list_of_files_fname);
1802 if (!(fin = fopen(list_of_files_fname, "r"))) {
1803 iamhere(list_of_files_fname);
1804 return (1);
1805 }
1806 for (mr_getline(&tmp, &n, fin); !feof(fin); mr_getline(&tmp, &n, fin)) {
1807 if (!tmp[0]) {
1808 continue;
1809 }
1810 if ((tmp[strlen(tmp) - 1] == 13 || tmp[strlen(tmp) - 1] == 10)
1811 && strlen(tmp) > 0) {
1812 tmp[strlen(tmp) - 1] = '\0';
1813 }
1814 log_msg(2, "tmp = '%s'", tmp);
1815 if (!tmp[0]) {
1816 continue;
1817 }
1818 if ((nod = find_string_at_node(filelist, tmp))) {
1819 log_msg(5, "Found '%s' in filelist already. Cool.", tmp);
1820 } else {
1821 add_string_at_node(filelist, tmp);
1822 nod = find_string_at_node(filelist, tmp);
1823 }
1824
1825 if (nod && flag_em) {
1826 toggle_path_selection(filelist, tmp, TRUE);
1827 log_msg(5, "Flagged '%s'", tmp);
1828 }
1829 }
1830 paranoid_fclose(fin);
1831 mr_free(tmp);
1832 return (0);
1833}
1834
1835/* @} - end of filelistGroup */
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