source: MondoRescue/trunk/mondo/src/common/libmondo-filelist.c@ 1081

Last change on this file since 1081 was 1081, checked in by Bruno Cornec, 17 years ago

merge -r1078:1080 $SVN_M/branches/stable
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File size: 48.5 KB
Line 
1/* $Id: libmondo-filelist.c 1081 2007-01-28 22:20:07Z 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 1081 2007-01-28 22:20:07Z 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 }
796 node = node->down;
797 char_to_add = string_to_add[i];
798 log_msg(6, "Adding '%c'", char_to_add);
799 node->ch = char_to_add;
800 node->right = node->down = NULL;
801 node->expanded = node->selected = FALSE;
802 if (!node->ch) {
803 node->selected = sosodef;
804 }
805 }
806 log_msg(6, "Finally - added %s OK", original_string);
807 return (0);
808}
809
810
811/**
812 * Load a filelist into a <tt>struct s_node</tt>.
813 * When you are done with the filelist, call free_filelist().
814 * @param filelist_fname The file to load the filelist from.
815 * @return A filelist tree structure.
816 */
817struct s_node *load_filelist(char *filelist_fname)
818{
819
820 struct s_node *filelist = NULL;
821 FILE *pin = NULL;
822 char *command_to_open_fname = NULL;
823 char *fname = NULL;
824 char *tmp = NULL;
825 char *tmp1 = NULL;
826 int pos_in_fname = 0;
827 size_t n = 0;
828 int percentage = 0;
829
830 long lines_in_filelist = 0L;
831 long lino = 0L;
832
833 assert_string_is_neither_NULL_nor_zerolength(filelist_fname);
834
835 if (!does_file_exist(filelist_fname)) {
836 fatal_error("filelist does not exist -- cannot load it");
837 }
838 log_to_screen(_("Loading filelist"));
839 mr_asprintf(&command_to_open_fname, "gzip -dc %s", filelist_fname);
840 mr_asprintf(&tmp, "zcat %s | wc -l", filelist_fname);
841 log_msg(6, "tmp = %s", tmp);
842 tmp1 = call_program_and_get_last_line_of_output(tmp);
843 mr_free(tmp);
844
845 lines_in_filelist = atol(tmp1);
846 mr_free(tmp1);
847
848 if (lines_in_filelist < 3) {
849 log_to_screen(_("Warning - surprisingly short filelist."));
850 }
851 g_original_noof_lines_in_filelist = lines_in_filelist;
852 filelist = (struct s_node *) mr_malloc(sizeof(struct s_node));
853 filelist->ch = '/';
854 filelist->right = NULL;
855 filelist->down = mr_malloc(sizeof(struct s_node));
856 filelist->expanded = filelist->selected = FALSE;
857 (filelist->down)->ch = '\0';
858 (filelist->down)->right = (filelist->down)->down = FALSE;
859 (filelist->down)->expanded = (filelist->down)->selected = FALSE;
860 if (!(pin = popen(command_to_open_fname, "r"))) {
861 log_OS_error("Unable to openin filelist_fname");
862 return (NULL);
863 }
864 mr_free(command_to_open_fname);
865
866 open_evalcall_form(_("Loading filelist from disk"));
867 for (mr_getline(&fname, &n, pin); !feof(pin); mr_getline(&fname, &n, pin)) {
868 if ((fname[strlen(fname) - 1] == 13
869 || fname[strlen(fname) - 1] == 10) && strlen(fname) > 0) {
870 fname[strlen(fname) - 1] = '\0';
871 }
872 if (!strlen(fname)) {
873 continue;
874 }
875 for (pos_in_fname = 0; fname[pos_in_fname] != '\0'; pos_in_fname++) {
876 if (fname[pos_in_fname] != '/') {
877 continue;
878 }
879 mr_asprintf(&tmp, fname);
880 tmp[pos_in_fname] = '\0';
881 if (strlen(tmp)) {
882 add_string_at_node(filelist, tmp);
883 }
884 mr_free(tmp);
885 }
886 add_string_at_node(filelist, fname);
887 if (!(++lino % 1111)) {
888 percentage = (int) (lino * 100 / lines_in_filelist);
889 update_evalcall_form(percentage);
890 }
891 }
892 mr_free(fname);
893 paranoid_pclose(pin);
894 close_evalcall_form();
895 log_it("Finished loading filelist");
896 return (filelist);
897}
898
899
900/**
901 * Log a list of files in @p node.
902 * @param node The toplevel node to use.
903 */
904void show_filelist(struct s_node *node)
905{
906 static int depth = 0;
907 static char current_string[200];
908
909 if (depth == 0) {
910 log_msg(0, "----------------show filelist--------------");
911 }
912 current_string[depth] = node->ch;
913
914 log_msg(3, "depth=%d", depth);
915 if (node->down) {
916 log_msg(3, "moving down");
917 depth++;
918 show_filelist(node->down);
919 depth--;
920 }
921
922 if (!node->ch) {
923 log_msg(0, "%s\n", current_string);
924 }
925
926 if (node->right) {
927 log_msg(3, "moving right");
928 show_filelist(node->right);
929 }
930 if (depth == 0) {
931 log_msg(0, "----------------show filelist--------------");
932 }
933 return;
934}
935
936
937/**
938 * Reset the filelist to the state it was when it was loaded. This does not
939 * touch the file on disk.
940 * @param filelist The filelist tree structure.
941 */
942void reload_filelist(struct s_node *filelist)
943{
944 assert(filelist != NULL);
945 toggle_node_selection(filelist, FALSE);
946 toggle_path_expandability(filelist, "/", FALSE);
947 toggle_all_root_dirs_on(filelist);
948}
949
950
951/**
952 * Save a filelist tree structure to disk.
953 * @param filelist The filelist tree structure to save.
954 * @param outfname Where to save it.
955 */
956void save_filelist(struct s_node *filelist, char *outfname)
957{
958 /*@ int ********************************************************* */
959 static int percentage;
960 static int depth = 0;
961
962 /*@ buffers ***************************************************** */
963 static char str[MAX_STR_LEN];
964
965 /*@ structures ************************************************** */
966 struct s_node *node;
967
968 /*@ pointers **************************************************** */
969 static FILE *fout = NULL;
970
971 /*@ long ******************************************************** */
972 static long lines_in_filelist = 0;
973 static long lino = 0;
974
975 /*@ end vars *************************************************** */
976
977 assert(filelist != NULL);
978 assert(outfname != NULL); // will be zerolength if save_filelist() is called by itself
979 if (depth == 0) {
980 log_to_screen(_("Saving filelist"));
981 if (!(fout = fopen(outfname, "w"))) {
982 fatal_error("Cannot openout/save filelist");
983 }
984 lines_in_filelist = g_original_noof_lines_in_filelist; /* set by load_filelist() */
985 open_evalcall_form(_("Saving selection to disk"));
986 }
987 for (node = filelist; node != NULL; node = node->right) {
988 str[depth] = node->ch;
989 log_msg(5, "depth=%d ch=%c", depth, node->ch);
990 if (!node->ch) {
991// if (node->selected)
992// {
993 fprintf(fout, "%s\n", str);
994// }
995 if (!(++lino % 1111)) {
996 percentage = (int) (lino * 100 / lines_in_filelist);
997 update_evalcall_form(percentage);
998 }
999 }
1000 if (node->down) {
1001 depth++;
1002 save_filelist(node->down, "");
1003 depth--;
1004 }
1005 }
1006 if (depth == 0) {
1007 paranoid_fclose(fout);
1008 close_evalcall_form();
1009 log_it("Finished saving filelist");
1010 }
1011}
1012
1013
1014/**
1015 * Toggle all root dirs on.
1016 * @param filelist The filelist tree structure to operate on.
1017 * @bug I don't understand this function. Would someone care to explain it?
1018 */
1019void toggle_all_root_dirs_on(struct s_node *filelist)
1020{
1021 /*@ structures ************************************************** */
1022 struct s_node *node;
1023
1024 /*@ int ********************************************************* */
1025 static int depth = 0;
1026 static int root_dirs_expanded;
1027
1028 /*@ buffers ***************************************************** */
1029 static char filename[MAX_STR_LEN];
1030
1031 /*@ end vars *************************************************** */
1032
1033 assert(filelist != NULL);
1034 if (depth == 0) {
1035 log_it("Toggling all root dirs ON");
1036 root_dirs_expanded = 0;
1037 }
1038 for (node = filelist; node != NULL; node = node->right) {
1039 filename[depth] = node->ch;
1040 if (node->ch == '\0' && strlen(filename) > 1
1041 && (!strchr(filename + 1, '/'))) {
1042 node->selected = FALSE;
1043 node->expanded = TRUE;
1044// log_it (filename);
1045 root_dirs_expanded++;
1046 }
1047 if (node->down) {
1048 depth++;
1049 toggle_all_root_dirs_on(node->down);
1050 depth--;
1051 }
1052 }
1053 if (depth == 0) {
1054 log_it("Finished toggling all root dirs ON");
1055 }
1056}
1057
1058
1059/**
1060 * Toggle the expandability of a path.
1061 * @param filelist The filelist tree to operate on.
1062 * @param pathname The path to toggle expandability of.
1063 * @param on_or_off Whether to toggle it on or off.
1064 * @bug I don't understand this function. Would someone care to explain it?
1065 */
1066void
1067toggle_path_expandability(struct s_node *filelist, char *pathname,
1068 bool on_or_off)
1069{
1070
1071 /*@ int ******************************************************** */
1072 static int depth = 0;
1073 static int total_expanded;
1074 static int root_depth;
1075 int j;
1076 /*@ structures ************************************************* */
1077 struct s_node *node;
1078
1079 /*@ buffers **************************************************** */
1080 static char current_filename[MAX_STR_LEN];
1081
1082 /*@ end vars *************************************************** */
1083
1084 assert(filelist != NULL);
1085 assert_string_is_neither_NULL_nor_zerolength(pathname);
1086 if (depth == 0) {
1087 total_expanded = 0;
1088// log_it ("Toggling path's expandability");
1089 for (root_depth = (int) strlen(pathname);
1090 root_depth > 0 && pathname[root_depth - 1] != '/';
1091 root_depth--);
1092 if (root_depth < 2) {
1093 root_depth = (int) strlen(pathname);
1094 }
1095 }
1096 for (node = filelist; node != NULL; node = node->right) {
1097 current_filename[depth] = node->ch;
1098 if (node->down) {
1099 depth++;
1100 toggle_path_expandability(node->down, pathname, on_or_off);
1101 depth--;
1102 }
1103 if (node->ch == '\0') {
1104 if (!strncmp(pathname, current_filename, strlen(pathname))) {
1105 for (j = root_depth;
1106 current_filename[j] != '/'
1107 && current_filename[j] != '\0'; j++);
1108 if (current_filename[j] != '\0') {
1109 for (j++;
1110 current_filename[j] != '/'
1111 && current_filename[j] != '\0'; j++);
1112 }
1113 if (current_filename[j] == '\0') {
1114 node->expanded =
1115 (!strcmp(pathname, current_filename) ? TRUE :
1116 on_or_off);
1117 }
1118 }
1119 }
1120 if (node->expanded) {
1121 if (total_expanded < ARBITRARY_MAXIMUM - 32
1122 || !strrchr(current_filename + strlen(pathname), '/')) {
1123 total_expanded++;
1124 } else {
1125 node->expanded = FALSE;
1126 }
1127 }
1128 }
1129 if (depth == 0) {
1130// log_it ("Finished toggling expandability");
1131 }
1132}
1133
1134
1135/**
1136 * Toggle whether a path is selected.
1137 * @param filelist The filelist tree to operate on.
1138 * @param pathname The path to toggle selection of.
1139 * @param on_or_off Whether to toggle it on or off.
1140 * @bug I don't understand this function. Would someone care to explain it?
1141 */
1142void
1143toggle_path_selection(struct s_node *filelist, char *pathname,
1144 bool on_or_off)
1145{
1146 /*@ int ********************************************************* */
1147 static int depth = 0;
1148 int j;
1149
1150 /*@ structures ************************************************** */
1151 struct s_node *node;
1152
1153 /*@ buffers ***************************************************** */
1154 static char current_filename[MAX_STR_LEN];
1155
1156 /*@ end vars *************************************************** */
1157 assert(filelist != NULL);
1158 assert_string_is_neither_NULL_nor_zerolength(pathname);
1159 if (depth == 0) {
1160 log_it("Toggling path's selection");
1161 }
1162 for (node = filelist; node != NULL; node = node->right) {
1163 current_filename[depth] = node->ch;
1164 if (node->down) {
1165 depth++;
1166 toggle_path_selection(node->down, pathname, on_or_off);
1167 depth--;
1168 }
1169 if (node->ch == '\0') {
1170 if (!strncmp(pathname, current_filename, strlen(pathname))) {
1171 for (j = 0;
1172 pathname[j] != '\0'
1173 && pathname[j] == current_filename[j]; j++);
1174 if (current_filename[j] == '/'
1175 || current_filename[j] == '\0') {
1176 node->selected = on_or_off;
1177 }
1178 }
1179 }
1180 }
1181 if (depth == 0) {
1182 log_it("Finished toggling selection");
1183 }
1184}
1185
1186
1187/**
1188 * Toggle node selection of a filelist tree.
1189 * @param filelist The filelist tree to operate on.
1190 * @param on_or_off Whether to toggle selection on or off.
1191 * @bug I don't understand this function. Would someone care to explain it?
1192 */
1193void toggle_node_selection(struct s_node *filelist, bool on_or_off)
1194{
1195 /*@ structure ************************************************** */
1196 struct s_node *node;
1197
1198 /*@ end vars *************************************************** */
1199 assert(filelist != NULL);
1200 for (node = filelist; node != NULL; node = node->right) {
1201 if (node->ch == '/') {
1202 continue;
1203 } /* don't go deep */
1204 if (node->ch == '\0') {
1205 node->selected = on_or_off;
1206 }
1207 if (node->down) {
1208 toggle_node_selection(node->down, on_or_off);
1209 }
1210 }
1211}
1212
1213
1214/**
1215 * Number of entries in the skeleton filelist.
1216 */
1217long g_skeleton_entries = 0;
1218
1219
1220/**
1221 * Wrapper around mondo_makefilelist().
1222 * @param bkpinfo The backup information structure. Fields used:
1223 * - @c bkpinfo->differential
1224 * - @c bkpinfo->exclude_paths
1225 * - @c bkpinfo->include_paths
1226 * - @c bkpinfo->make_filelist
1227 * - @c bkpinfo->scratchdir
1228 * - @c bkpinfo->tmpdir
1229 * @return 0 for success, nonzero for failure.
1230 * @see mondo_makefilelist
1231 */
1232int prepare_filelist(struct s_bkpinfo *bkpinfo)
1233{
1234
1235 /*@ int **************************************************** */
1236 int res = 0;
1237 /*@ buffers ************************************************ */
1238
1239 assert(bkpinfo != NULL);
1240 log_it("tmpdir=%s; scratchdir=%s", bkpinfo->tmpdir,
1241 bkpinfo->scratchdir);
1242 if (bkpinfo->make_filelist) {
1243 mvaddstr_and_log_it(g_currentY, 0,
1244 _("Making catalog of files to be backed up"));
1245 } else {
1246 mvaddstr_and_log_it(g_currentY, 0,
1247 _("Using supplied catalog of files to be backed up"));
1248 }
1249
1250 if (bkpinfo->make_filelist) {
1251 res =
1252 mondo_makefilelist(MONDO_LOGFILE, bkpinfo->tmpdir,
1253 bkpinfo->scratchdir, bkpinfo->include_paths,
1254 bkpinfo->exclude_paths,
1255 bkpinfo->differential, NULL);
1256 } else {
1257 res =
1258 mondo_makefilelist(MONDO_LOGFILE, bkpinfo->tmpdir,
1259 bkpinfo->scratchdir, NULL,
1260 bkpinfo->exclude_paths,
1261 bkpinfo->differential,
1262 bkpinfo->include_paths);
1263 }
1264
1265 if (res) {
1266 log_OS_error("Call to mondo_makefilelist failed");
1267 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1268 } else {
1269 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1270 }
1271 return (res);
1272}
1273
1274
1275/**
1276 * Recursively list all files in @p dir newer than @p time_of_last_full_backup to @p fout.
1277 * @param dir The directory to list to @p fout.
1278 * @param sth The directories to skip (exclude).
1279 * @param fout The file to write everything to.
1280 * @param time_of_last_full_backup Only backup files newer than this (0 to disable).
1281 * @return 0, always.
1282 * @bug Return value should be @c void.
1283 */
1284int open_and_list_dir(char *dir, char *sth, FILE * fout,
1285 time_t time_of_last_full_backup,
1286 char *skeleton_filelist)
1287{
1288 const char delims[] = " ";
1289 DIR *dip = NULL;
1290 struct dirent *dit = NULL;
1291
1292 struct stat statbuf;
1293 char *new = NULL;
1294 char *tmp = NULL;
1295 char *tmp1 = NULL;
1296 static int percentage = 0;
1297 char *skip_these = NULL;
1298 char *new_with_spaces = NULL;
1299 static char *name_of_evalcall_form = NULL;
1300 int i = 0;
1301 char *strtmp = NULL;
1302 char *token = NULL;
1303 char *find_excludes = NULL;
1304 int lastpos = 0;
1305 static int depth = 0;
1306 char *p = NULL;
1307 static int counter = 0;
1308 static int uberctr = 0;
1309 static char *find_skeleton_marker = NULL;
1310 static long skeleton_lino = 0;
1311 static time_t last_time = 0;
1312 time_t this_time;
1313
1314 p = strrchr(dir, '/');
1315 if (p) {
1316 if (!strcmp(p, "/.") || !strcmp(p, "/..")) {
1317 return (0);
1318 }
1319 }
1320
1321 if (!depth) {
1322 malloc_string(find_skeleton_marker);
1323 mr_asprintf(&find_excludes, " ");
1324 while((token = mr_strtok (sth, delims, &lastpos))) {
1325 mr_asprintf(&strtmp,"%s", find_excludes);
1326 mr_free(find_excludes);
1327 mr_asprintf(&find_excludes,"%s -path %s -prune -o", strtmp, token);
1328 mr_free(strtmp);
1329 mr_free(token);
1330 }
1331#if linux
1332 // 2.6 has /sys as a proc-type thing -- must be excluded
1333 mr_asprintf(&strtmp,
1334 "find %s -maxdepth %d -fstype mvfs -prune -o -path /dev/shm -prune -o %s -type d -print > %s 2> /dev/null",
1335 dir, MAX_SKEL_DEPTH, find_excludes, skeleton_filelist);
1336#else
1337 // On BSD, for example, /sys is the kernel sources -- don't exclude
1338 mr_asprintf(&strtmp,
1339 "find %s -maxdepth %d -fstype mvfs -prune -o -path /proc -prune -o %s -type d -print > %s 2> /dev/null",
1340 dir, MAX_SKEL_DEPTH, find_excludes, skeleton_filelist);
1341#endif
1342 mr_free(find_excludes);
1343 log_msg(5, "find command = %s", strtmp);
1344 system(strtmp);
1345 mr_free(strtmp);
1346 mr_free(tmp);
1347
1348 mr_asprintf(&tmp, "wc -l %s | awk '{print $1;}'", skeleton_filelist);
1349 tmp1 = call_program_and_get_last_line_of_output(tmp);
1350 mr_free(tmp);
1351
1352 g_skeleton_entries = 1 + atol(tmp1);
1353 mr_free(tmp1);
1354
1355 mr_asprintf(&name_of_evalcall_form, "Making catalog of %s", dir);
1356 open_evalcall_form(name_of_evalcall_form);
1357 find_skeleton_marker[0] = '\0';
1358 skeleton_lino = 1;
1359 log_msg(5, "entries = %ld", g_skeleton_entries);
1360 percentage = 0;
1361 } else if (depth <= MAX_SKEL_DEPTH) // update evalcall form if appropriate
1362 {
1363 sprintf(find_skeleton_marker,
1364 "grep -Fv \"%s\" %s > %s.new 2> /dev/null", dir,
1365 skeleton_filelist, skeleton_filelist);
1366// log_msg(0, "fsm = %s", find_skeleton_marker);
1367 if (!system(find_skeleton_marker)) {
1368 percentage = (int) (skeleton_lino * 100 / g_skeleton_entries);
1369 skeleton_lino++;
1370// log_msg(5, "Found %s", dir);
1371// log_msg(2, "Incrementing skeleton_lino; now %ld/%ld (%d%%)", skeleton_lino, g_skeleton_entries, percentage);
1372 sprintf(find_skeleton_marker, "mv -f %s.new %s",
1373 skeleton_filelist, skeleton_filelist);
1374// log_msg(6, "fsm = %s", find_skeleton_marker);
1375 run_program_and_log_output(find_skeleton_marker, 8);
1376 time(&this_time);
1377 if (this_time != last_time) {
1378 last_time = this_time;
1379#ifndef _XWIN
1380 if (!g_text_mode) {
1381 mr_asprintf(&tmp, _("Reading %-68s"), dir);
1382 newtDrawRootText(0, g_noof_rows - 3, tmp);
1383 mr_free(tmp);
1384 }
1385#endif
1386 update_evalcall_form(percentage);
1387 }
1388 }
1389 }
1390
1391 depth++;
1392
1393// log_msg(0, "Cataloguing %s", dir);
1394 if (sth[0] == ' ') {
1395 mr_asprintf(&skip_these, "%s", sth);
1396 } else {
1397 mr_asprintf(&skip_these, " %s ", sth);
1398 }
1399 mr_asprintf(&new_with_spaces, " %s ", dir);
1400 if ((dip = opendir(dir)) == NULL) {
1401 log_OS_error("opendir");
1402 } else if (strstr(skip_these, new_with_spaces)) {
1403 fprintf(fout, "%s\n", dir); // if excluded dir then print dir ONLY
1404 } else {
1405 fprintf(fout, "%s\n", dir);
1406 while ((dit = readdir(dip)) != NULL) {
1407 i++;
1408 if (strcmp(dir, "/")) {
1409 mr_asprintf(&new, "%s/%s", dir, dit->d_name);
1410 } else {
1411 mr_asprintf(&new, "%s%s", dir, dit->d_name);
1412 }
1413 mr_free(new_with_spaces);
1414 mr_asprintf(&new_with_spaces, " %s ", new);
1415 /* BERLIOS: Old code
1416 new_with_spaces[0] = ' ';
1417 str-cpy(new_with_spaces + 1, new);
1418 str-cat(new_with_spaces, " ");
1419 */
1420 if (strstr(skip_these, new_with_spaces)) {
1421 fprintf(fout, "%s\n", new);
1422 } else {
1423 if (!lstat(new, &statbuf)) {
1424 if (!S_ISLNK(statbuf.st_mode)
1425 && S_ISDIR(statbuf.st_mode)) {
1426 open_and_list_dir(new, skip_these, fout,
1427 time_of_last_full_backup,
1428 skeleton_filelist);
1429 } else {
1430 if (time_of_last_full_backup == 0
1431 || time_of_last_full_backup <
1432 statbuf.st_ctime) {
1433 fprintf(fout, "%s\n", new);
1434 if ((counter++) > 128) {
1435 counter = 0;
1436 uberctr++;
1437 mr_asprintf(&tmp, " %c ",
1438 special_dot_char(uberctr));
1439#ifndef _XWIN
1440 if (!g_text_mode) {
1441 newtDrawRootText(77, g_noof_rows - 3,
1442 tmp);
1443 newtRefresh();
1444 }
1445 mr_free(tmp);
1446#endif
1447 }
1448 }
1449 }
1450 }
1451 }
1452 mr_free(new);
1453 }
1454 }
1455 mr_free(new_with_spaces);
1456 mr_free(skip_these);
1457
1458 if (dip) {
1459 if (closedir(dip) == -1) {
1460 log_OS_error("closedir");
1461 }
1462 }
1463 depth--;
1464 if (!depth) {
1465 close_evalcall_form();
1466 mr_free(name_of_evalcall_form);
1467 mr_free(find_skeleton_marker);
1468 unlink(skeleton_filelist);
1469 log_msg(5, "g_skeleton_entries = %ld", g_skeleton_entries);
1470 }
1471 return (0);
1472}
1473
1474
1475/**
1476 * Get the next entry in the space-separated list in @p incoming.
1477 * So if @p incoming was '"one and two" three four', we would
1478 * return "one and two".
1479 * @param incoming The list to get the next entry from.
1480 * @return The first item in the list (respecting double quotes).
1481 * @note The returned string points to static data that will be overwritten with each call.
1482 */
1483char *next_entry(char *incoming)
1484{
1485 static char sz_res[MAX_STR_LEN];
1486 char *p = NULL;
1487 bool in_quotes = FALSE;
1488
1489 strcpy(sz_res, incoming);
1490 p = sz_res;
1491 while ((*p != ' ' || in_quotes) && *p != '\0') {
1492 if (*p == '\"') {
1493 in_quotes = !in_quotes;
1494 }
1495 p++;
1496 }
1497 *p = '\0';
1498 return (sz_res);
1499}
1500
1501
1502/**
1503 * Create the filelist for the backup. It will be stored in [scratchdir]/archives/filelist.full.
1504 * @param logfile Unused.
1505 * @param tmpdir The tmpdir of the backup.
1506 * @param scratchdir The scratchdir of the backup.
1507 * @param include_paths The paths to back up, or NULL if you're using a user-defined filelist.
1508 * @param excp The paths to NOT back up.
1509 * @param differential The differential level (currently only 0 and 1 are supported).
1510 * @param userdef_filelist The user-defined filelist, or NULL if you're using @p include_paths.
1511 * @return 0, always.
1512 * @bug @p logfile is unused.
1513 * @bug Return value is meaningless.
1514 */
1515int mondo_makefilelist(char *logfile, char *tmpdir, char *scratchdir,
1516 char *include_paths, char *excp, int differential,
1517 char *userdef_filelist)
1518{
1519 char sz_datefile_wildcard[] = "/var/cache/mondo/difflevel.%d";
1520 char *p = NULL;
1521 char *q = NULL;
1522 char *tmp = NULL;
1523 char *tmp1 = NULL;
1524 char *tmp2 = NULL;
1525 char *sz_datefile;
1526 char *sz_filelist = NULL;
1527 char *exclude_paths = NULL;
1528 int i = 0;
1529 FILE *fout = NULL;
1530 char *command = NULL;
1531 time_t time_of_last_full_backup = 0;
1532 struct stat statbuf;
1533 char *skeleton_filelist = NULL;
1534
1535 // The pathname to the skeleton filelist, used to give better progress reporting for mondo_makefilelist().
1536 mr_asprintf(&sz_datefile, sz_datefile_wildcard, 0);
1537 if (!include_paths && !userdef_filelist) {
1538 fatal_error
1539 ("Please supply either include_paths or userdef_filelist");
1540 }
1541// make hole for filelist
1542 mr_asprintf(&command, "mkdir -p %s/archives", scratchdir);
1543 paranoid_system(command);
1544 mr_free(command);
1545
1546 mr_asprintf(&sz_filelist, "%s/tmpfs/filelist.full", tmpdir);
1547 make_hole_for_file(sz_filelist);
1548
1549 if (differential == 0) {
1550 // restore last good datefile if it exists
1551 mr_asprintf(&command, "cp -f %s.aborted %s", sz_datefile,
1552 sz_datefile);
1553 run_program_and_log_output(command, 3);
1554 mr_free(command);
1555
1556 // backup last known good datefile just in case :)
1557 if (does_file_exist(sz_datefile)) {
1558 mr_asprintf(&command, "mv -f %s %s.aborted", sz_datefile,
1559 sz_datefile);
1560 paranoid_system(command);
1561 mr_free(command);
1562 }
1563 make_hole_for_file(sz_datefile);
1564 tmp = call_program_and_get_last_line_of_output("date +%s");
1565 write_one_liner_data_file(sz_datefile, tmp);
1566 mr_free(tmp);
1567 } else if (lstat(sz_datefile, &statbuf)) {
1568 log_msg(2,
1569 "Warning - unable to find date of previous backup. Full backup instead.");
1570 differential = 0;
1571 time_of_last_full_backup = 0;
1572 } else {
1573 time_of_last_full_backup = statbuf.st_mtime;
1574 log_msg(2, "Differential backup. Yay.");
1575 }
1576 mr_free(sz_datefile);
1577
1578// use user-specified filelist (if specified)
1579 if (userdef_filelist) {
1580 log_msg(1,
1581 "Using the user-specified filelist - %s - instead of calculating one",
1582 userdef_filelist);
1583 mr_asprintf(&command, "cp -f %s %s", userdef_filelist, sz_filelist);
1584 if (run_program_and_log_output(command, 3)) {
1585 fatal_error("Failed to copy user-specified filelist");
1586 }
1587 mr_free(command);
1588 } else {
1589 log_msg(2, "include_paths = '%s'", include_paths);
1590 log_msg(1, "Calculating filelist");
1591 tmp = call_program_and_get_last_line_of_output("locate /win386.swp 2> /dev/null");
1592 tmp1 = call_program_and_get_last_line_of_output("locate /hiberfil.sys 2> /dev/null");
1593 tmp2 = call_program_and_get_last_line_of_output("locate /pagefile.sys 2> /dev/null");
1594 mr_asprintf(&exclude_paths, " %s %s %s %s %s %s . .. \
1595" MNT_CDROM " " MNT_FLOPPY " /media \
1596/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);
1597 mr_free(tmp);
1598 mr_free(tmp1);
1599 mr_free(tmp2);
1600
1601 log_msg(2, "Excluding paths = '%s'", exclude_paths);
1602 log_msg(2,
1603 "Generating skeleton filelist so that we can track our progress");
1604 mr_asprintf(&skeleton_filelist, "%s/tmpfs/skeleton.txt", tmpdir);
1605 make_hole_for_file(skeleton_filelist);
1606
1607 log_msg(4, "g_skeleton_entries = %ld", g_skeleton_entries);
1608 log_msg(2, "Opening out filelist to %s", sz_filelist);
1609 if (!(fout = fopen(sz_filelist, "w"))) {
1610 fatal_error("Cannot openout to sz_filelist");
1611 }
1612 i = 0;
1613 if (strlen(include_paths) == 0) {
1614 log_msg(1, "Including only '/' in %s", sz_filelist);
1615 open_and_list_dir("/", exclude_paths, fout,
1616 time_of_last_full_backup, skeleton_filelist);
1617 } else {
1618 p = include_paths;
1619 while (*p) {
1620 q = next_entry(p);
1621 log_msg(1, "Including %s in filelist %s", q, sz_filelist);
1622 open_and_list_dir(q, exclude_paths, fout,
1623 time_of_last_full_backup,
1624 skeleton_filelist);
1625 p += strlen(q);
1626 while (*p == ' ') {
1627 p++;
1628 }
1629 }
1630 }
1631 paranoid_fclose(fout);
1632 mr_free(skeleton_filelist);
1633 mr_free(exclude_paths);
1634 }
1635 log_msg(2, "Copying new filelist to scratchdir");
1636 mr_asprintf(&command, "mkdir -p %s/archives", scratchdir);
1637 paranoid_system(command);
1638 mr_free(command);
1639
1640 mr_asprintf(&command, "cp -f %s %s/archives/", sz_filelist, scratchdir);
1641 paranoid_system(command);
1642 mr_free(command);
1643
1644 mr_asprintf(&command, "mv -f %s %s", sz_filelist, tmpdir);
1645 paranoid_system(command);
1646 mr_free(command);
1647 mr_free(sz_filelist);
1648
1649 log_msg(2, "Exiting");
1650 return (0);
1651}
1652
1653
1654/**
1655 * Locate the string @p string_to_find in the tree rooted at @p startnode.
1656 * @param startnode The node containing the root of the directory tree.
1657 * @param string_to_find The string to look for at @p startnode.
1658 * @return The node containing the last element of @p string_to_find, or NULL if
1659 * it was not found.
1660 */
1661struct s_node *find_string_at_node(struct s_node *startnode,
1662 char *string_to_find)
1663{
1664 /*@ int ******************************************************** */
1665 int noof_chars;
1666 static int depth = 0;
1667 static char original_string[MAX_STR_LEN];
1668
1669 /*@ sturctures ************************************************* */
1670 struct s_node *node;
1671
1672 /*@ char ****************************************************** */
1673 char char_to_find;
1674
1675 /*@ bools ****************************************************** */
1676
1677 if (!depth) {
1678 strcpy(original_string, string_to_find);
1679 }
1680
1681 assert(startnode != NULL);
1682 assert(string_to_find != NULL);
1683
1684 noof_chars = strlen(string_to_find) + 1; /* we include the '\0' */
1685
1686 log_msg(7, "starting --- str=%s", string_to_find);
1687
1688/* walk across tree if necessary */
1689 node = startnode;
1690 char_to_find = string_to_find[0];
1691 if (node->right != NULL && node->ch < char_to_find) {
1692 log_msg(7, "depth=%d --- going RIGHT ... %c-->%c", depth,
1693 char_to_find, node->ch, (node->right)->ch);
1694 return (find_string_at_node(node->right, string_to_find));
1695 }
1696
1697/* walk down tree if appropriate */
1698 if (node->down != NULL && node->ch == char_to_find) {
1699 log_msg(7, "depth=%d char=%c --- going DOWN", depth, char_to_find);
1700 depth++;
1701 node = find_string_at_node(node->down, string_to_find + 1);
1702 depth--;
1703 return (node);
1704 }
1705
1706 if (char_to_find == '\0' && node->ch == '\0') {
1707 log_msg(7, "%s is in tree", original_string);
1708 return (node);
1709 } else {
1710 log_msg(7, "%s is NOT in tree", original_string);
1711 return (NULL);
1712 }
1713}
1714
1715
1716/**
1717 * Write all entries in @p needles_list_fname which are also in
1718 * @p filelist to @p matches_list_fname.
1719 * @param needles_list_fname A file containing strings to look for, 1 per line.
1720 * @param filelist The node for the root of the directory structure to search in.
1721 * @param matches_list_fname The filename where we should put the matches.
1722 * @return The number of matches found.
1723 */
1724long save_filelist_entries_in_common(char *needles_list_fname,
1725 struct s_node *filelist,
1726 char *matches_list_fname,
1727 bool use_star)
1728{
1729 int retval = 0;
1730 struct s_node *found_node;
1731 FILE *fin;
1732 FILE *fout;
1733 char *fname = NULL;
1734 char *tmp;
1735 size_t len = 0; // Scrub's patch doesn't work without that
1736
1737// log_msg(1, "use_star = %s", (use_star)?"TRUE":"FALSE");
1738 log_msg(5, "starting");
1739 log_msg(5, "needles_list_fname = %s", needles_list_fname);
1740 log_msg(5, "matches_list_fname = %s", matches_list_fname);
1741 if (!(fin = fopen(needles_list_fname, "r"))) {
1742 fatal_error("Cannot openin needles_list_fname");
1743 }
1744 if (!(fout = fopen(matches_list_fname, "w"))) {
1745 fatal_error("Cannot openout matches_list_fname");
1746 }
1747 while (!feof(fin)) {
1748 mr_getline(&fname, &len, fin);
1749 if (!use_star) {
1750 if (fname[0] == '/') {
1751 mr_asprintf(&tmp, fname);
1752 } else {
1753 mr_asprintf(&tmp, "/%s", fname);
1754 }
1755 mr_free(fname);
1756 fname = tmp;
1757 }
1758 while (strlen(fname) > 0 && fname[strlen(fname) - 1] < 32) {
1759 fname[strlen(fname) - 1] = '\0';
1760 }
1761
1762 log_msg(5, "Looking for '%s'", fname);
1763 found_node = find_string_at_node(filelist, fname);
1764 if (found_node) {
1765 if (found_node->selected) {
1766 if (fname[0] == '/') {
1767 mr_asprintf(&tmp, fname + 1);
1768 mr_free(fname);
1769 fname = tmp;
1770 }
1771 log_msg(5, "Found '%s'", fname);
1772 turn_wildcard_chars_into_literal_chars(tmp, fname);
1773 fprintf(fout, "%s\n", tmp);
1774 mr_free(tmp);
1775 retval++;
1776 }
1777 }
1778 mr_free(fname);
1779 }
1780 paranoid_fclose(fout);
1781 paranoid_fclose(fin);
1782 return (retval);
1783}
1784
1785
1786/**
1787 * Add all files listed in @p list_of_files_fname to the directory structure rooted at
1788 * @p filelist.
1789 * @param filelist The top node of the directory structure to add the files to.
1790 * @param list_of_files_fname The file containing the files to add, 1 per line.
1791 * @param flag_em If TRUE, then flag the added files for restoration.
1792 * @return 0 for success, nonzero for failure.
1793 */
1794int add_list_of_files_to_filelist(struct s_node *filelist,
1795 char *list_of_files_fname, bool flag_em)
1796{
1797 FILE *fin;
1798 char *tmp = NULL;
1799 size_t n = 0;
1800 struct s_node *nod;
1801
1802 log_msg(3, "Adding %s to filelist", list_of_files_fname);
1803 if (!(fin = fopen(list_of_files_fname, "r"))) {
1804 iamhere(list_of_files_fname);
1805 return (1);
1806 }
1807 for (mr_getline(&tmp, &n, fin); !feof(fin); mr_getline(&tmp, &n, fin)) {
1808 if (!tmp[0]) {
1809 continue;
1810 }
1811 if ((tmp[strlen(tmp) - 1] == 13 || tmp[strlen(tmp) - 1] == 10)
1812 && strlen(tmp) > 0) {
1813 tmp[strlen(tmp) - 1] = '\0';
1814 }
1815 log_msg(2, "tmp = '%s'", tmp);
1816 if (!tmp[0]) {
1817 continue;
1818 }
1819 if ((nod = find_string_at_node(filelist, tmp))) {
1820 log_msg(5, "Found '%s' in filelist already. Cool.", tmp);
1821 } else {
1822 add_string_at_node(filelist, tmp);
1823 nod = find_string_at_node(filelist, tmp);
1824 }
1825
1826 if (nod && flag_em) {
1827 toggle_path_selection(filelist, tmp, TRUE);
1828 log_msg(5, "Flagged '%s'", tmp);
1829 }
1830 }
1831 paranoid_fclose(fin);
1832 mr_free(tmp);
1833 return (0);
1834}
1835
1836/* @} - end of filelistGroup */
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