source: MondoRescue/branches/stable/mondo/src/mondoarchive/mondoarchive.c@ 1434

Last change on this file since 1434 was 1434, checked in by Bruno Cornec, 17 years ago

Fix the function process_the_s_switch
Still improving conf file handling
  • Property svn:keywords set to Id
File size: 16.9 KB
Line 
1/***************************************************************************
2* $Id: mondoarchive.c 1434 2007-05-09 23:38:43Z bruno $
3*/
4
5
6/**
7 * @file
8 * The main file for mondoarchive.
9 */
10
11/************************* #include statements *************************/
12#include <pthread.h>
13#include <stdio.h>
14#include <stdlib.h>
15#include <sys/types.h>
16#include <sys/stat.h>
17#include <unistd.h>
18
19#include "my-stuff.h"
20#include "mondostructures.h"
21#include "libmondo.h"
22#include "mondo-cli-EXT.h"
23
24#include "mondoarchive.h"
25#include "mr_mem.h"
26#include "mr_str.h"
27#include "mr_msg.h"
28#include "mr_file.h"
29#include "mr_err.h"
30#include "mr_conf.h"
31
32// for CVS
33//static char cvsid[] = "$Id: mondoarchive.c 1434 2007-05-09 23:38:43Z bruno $";
34
35/************************* external variables *************************/
36extern void set_signals(int);
37extern int g_current_media_number;
38extern void register_pid(pid_t, char *);
39extern int g_currentY;
40extern bool g_text_mode;
41extern char *g_boot_mountpt;
42extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
43extern char *g_tmpfs_mountpt;
44extern char *g_erase_tmpdir_and_scratchdir;
45extern char *g_cdrw_drive_is_here;
46extern double g_kernel_version;
47extern char *g_magicdev_command;
48extern t_bkptype g_backup_media_type;
49extern int g_loglevel;
50
51extern char *get_uname_m();
52
53static char *g_cdrom_drive_is_here = NULL;
54static char *g_dvd_drive_is_here = NULL;
55
56struct mr_ar_conf mr_conf;
57
58/***************** global vars ******************/
59bool g_skip_floppies;
60long diffs;
61
62/****************** subroutines used only here ******************/
63
64
65/**
66 * Print a "don't panic" message to the log and a message about the logfile to the screen.
67 */
68static void welcome_to_mondoarchive(void)
69{
70 char *tmp = NULL;
71
72 mr_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org", PACKAGE_VERSION);
73 mr_msg(0, "running %s binaries", get_architecture());
74 tmp = get_uname_m();
75 mr_msg(0, "running on %s architecture", tmp);
76 mr_free(tmp);
77 mr_msg(0, "-----------------------------------------------------------");
78 mr_msg(0, "NB: Mondo logs almost everything, so don't panic if you see");
79 mr_msg(0, "some error messages. Please read them carefully before you");
80 mr_msg(0, "decide to break out in a cold sweat. Despite (or perhaps");
81 mr_msg(0, "because of) the wealth of messages. some users are inclined");
82 mr_msg(0, "to stop reading this log. If Mondo stopped for some reason,");
83 mr_msg(0, "chances are it's detailed here. More than likely there's a");
84 mr_msg(0, "message at the very end of this log that will tell you what");
85 mr_msg(0, "is wrong. Please read it! -Devteam");
86 mr_msg(0, "-----------------------------------------------------------");
87
88 mr_msg(0, "Zero...");
89 mr_msg(1, "One...");
90 mr_msg(2, "Two...");
91 mr_msg(3, "Three...");
92 mr_msg(4, "Four...");
93 mr_msg(5, "Five...");
94 mr_msg(6, "Six...");
95 mr_msg(7, "Seven...");
96 mr_msg(8, "Eight...");
97 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
98}
99
100/**
101 * Do whatever is necessary to insure a successful backup on the Linux distribution
102 * of the day.
103 */
104static void distro_specific_kludges_at_start_of_mondoarchive(void)
105{
106 mr_msg(2, "Unmounting old ramdisks if necessary");
107 stop_magicdev_if_necessary(); // for RH+Gnome users
108 run_program_and_log_output
109 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
110 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
111 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
112 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
113}
114
115
116/**
117 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
118 */
119static void distro_specific_kludges_at_end_of_mondoarchive(void)
120{
121 mr_msg(2, "Restarting magicdev if necessary");
122 sync();
123 restart_magicdev_if_necessary(); // for RH+Gnome users
124
125 mr_msg(2, "Restarting supermounts if necessary");
126 sync();
127 remount_supermounts_if_necessary(); // for Mandrake users
128
129 mr_msg(2, "Unmounting /boot if necessary");
130 sync();
131 unmount_boot_if_necessary(); // for Gentoo users
132}
133
134/* create the mr_ar_conf structure from mondo's conf file */
135static void mr_ar_store_conf(struct mr_ar_conf *mr_cnf) {
136
137 char *p = NULL;
138
139 mr_asprintf(&p, mr_conf_sread("mondo_iso_creation_cmd"));
140 mr_cnf->iso_creation_cmd = p;
141 p = NULL;
142
143 mr_asprintf(&p, mr_conf_sread("mondo_iso_creation_options"));
144 mr_cnf->iso_creation_options = p;
145 p = NULL;
146
147 mr_asprintf(&p, mr_conf_sread("mondo_iso_burning_cmd"));
148 mr_cnf->iso_burning_cmd = p;
149 p = NULL;
150
151 mr_asprintf(&p, mr_conf_sread("mondo_iso_burning_options"));
152 mr_cnf->iso_burning_options = p;
153 p = NULL;
154
155 mr_cnf->iso_burning_speed = mr_conf_iread("mondo_iso_burning_speed");
156 mr_cnf->media_size = mr_conf_iread("mondo_media_size");
157
158 mr_asprintf(&p, mr_conf_sread("mondo_media_device"));
159 mr_cnf->media_device = p;
160 p = NULL;
161
162 mr_cnf->manual_tray = mr_conf_bread("mondo_manual_tray");
163 mr_cnf->log_level = mr_conf_iread("mondo_log_level");
164
165 mr_asprintf(&p, mr_conf_sread("mondo_prefix"));
166 mr_cnf->prefix = p;
167 p = NULL;
168
169 mr_cnf->external_tape_blocksize = mr_conf_iread("mondo_external_tape_blocksize");
170 mr_cnf->internal_tape_blocksize = mr_conf_iread("mondo_internal_tape_blocksize");
171 mr_cnf->slice_size = mr_conf_iread("mondo_slice_size");
172
173 mr_asprintf(&p, mr_conf_sread("mondo_deplist_file"));
174 mr_cnf->deplist_file = p;
175 p = NULL;
176
177 mr_cnf->write_boot_floppy = mr_conf_bread("mondo_write_boot_floppy");
178 mr_cnf->create_mindi_cd = mr_conf_bread("mondo_create_mindi_cd");
179
180 mr_asprintf(&p, mr_conf_sread("mondo_kernel"));
181 mr_cnf->kernel = p;
182 p = NULL;
183
184 mr_asprintf(&p, mr_conf_sread("mondo_additional_modules"));
185 mr_cnf->additional_modules = p;
186 p = NULL;
187
188 mr_asprintf(&p, mr_conf_sread("mondo_boot_loader"));
189 mr_cnf->boot_loader = p;
190 p = NULL;
191
192 mr_cnf->differential = mr_conf_bread("mondo_differential");
193
194 mr_asprintf(&p, mr_conf_sread("mondo_compression_tool"));
195 mr_cnf->compression_tool = p;
196 p = NULL;
197
198 mr_cnf->compression_level = mr_conf_iread("mondo_compression_level");
199
200 mr_asprintf(&p, mr_conf_sread("mondo_exclude_paths"));
201 mr_cnf->exclude_paths = p;
202 p = NULL;
203
204 mr_asprintf(&p, mr_conf_sread("mondo_include_paths"));
205 mr_cnf->include_paths = p;
206 p = NULL;
207
208 mr_asprintf(&p, mr_conf_sread("mondo_ui_mode"));
209 mr_cnf->ui_mode = p;
210 p = NULL;
211
212 mr_cnf->automatic_restore = mr_conf_bread("mondo_automatic_restore");
213
214 mr_asprintf(&p, mr_conf_sread("mondo_scratch_dir"));
215 mr_cnf->scratch_dir = p;
216 p = NULL;
217
218 mr_asprintf(&p, mr_conf_sread("mondo_tmp_dir"));
219 mr_cnf->tmp_dir = p;
220 p = NULL;
221
222 mr_asprintf(&p, mr_conf_sread("mondo_images_dir"));
223 mr_cnf->images_dir = p;
224 p = NULL;
225 mr_msg(5, "Directory for images is %s", mr_cnf->images_dir);
226}
227
228/* destroy the mr_ar_conf structure's content */
229static void mr_ar_clean_conf(struct mr_ar_conf *mr_cnf) {
230
231 if (mr_cnf == NULL) {
232 return;
233 }
234 mr_free(mr_cnf->iso_creation_cmd);
235 mr_free(mr_cnf->iso_creation_options);
236 mr_free(mr_cnf->iso_burning_cmd);
237 mr_free(mr_cnf->iso_burning_options);
238 mr_free(mr_cnf->media_device);
239 mr_free(mr_cnf->prefix);
240 mr_free(mr_cnf->deplist_file);
241 mr_free(mr_cnf->kernel);
242 mr_free(mr_cnf->additional_modules);
243 mr_free(mr_cnf->boot_loader);
244 mr_free(mr_cnf->compression_tool);
245 mr_free(mr_cnf->exclude_paths);
246 mr_free(mr_cnf->include_paths);
247 mr_free(mr_cnf->ui_mode);
248 mr_free(mr_cnf->scratch_dir);
249 mr_free(mr_cnf->tmp_dir);
250 mr_free(mr_cnf->images_dir);
251}
252
253/* Create the pointer to the function called in mr_exit */
254void (*mr_cleanup)(void) = NULL;
255
256/* Just for init */
257void mr_ar_cleanup_empty(void) {
258}
259
260/* Cleanup all memory allocated in various structures */
261void mr_ar_cleanup(void) {
262 /* Highly incomplete function for the moment */
263 /* We have to free all allocated memory */
264 mr_ar_clean_conf(&mr_conf);
265 /* We have to remove all temporary files */
266 /* We have to unmount what has been mounted */
267 /* We have to properly end newt */
268 /* We have to remind people of log files */
269
270 mr_msg_close();
271}
272
273/*-----------------------------------------------------------*/
274
275
276
277/**
278 * Backup/verify the user's data.
279 * What did you think it did, anyway? :-)
280 */
281int main(int argc, char *argv[])
282{
283 struct s_bkpinfo *bkpinfo = NULL;
284 struct stat stbuf;
285 char *tmp = NULL;
286 int res = 0;
287 int retval = 0;
288 char *say_at_end = NULL;
289 char *say_at_end2 = NULL;
290
291#ifdef ENABLE_NLS
292 setlocale(LC_ALL, "");
293 (void) textdomain("mondo");
294#endif
295 printf(_("Initializing..."));
296
297 /* Reference a dummy cleanup function for mr_exit temporarily */
298 mr_cleanup = &mr_ar_cleanup_empty;
299
300 /* initialize log file with time stamp */
301 /* We start with a loglevel of 4 - Adapted later on */
302 /* It's mandatory to set this up first as all mr_ functions rely on it */
303 unlink(MONDO_LOGFILE);
304 mr_msg_init(MONDO_LOGFILE,4);
305 mr_msg(0, _("Time started: %s"), mr_date());
306
307 /* Make sure I'm root; abort if not */
308 if (getuid() != 0) {
309 mr_log_exit(127, _("Please run as root."));
310 }
311
312 /* If -V, -v or --version then echo version no. and quit */
313 if (argc == 2
314 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
315 || !strcmp(argv[argc - 1], "--version"))) {
316 printf(_("mondoarchive v%s\nSee man page for help\n"), PACKAGE_VERSION);
317 mr_exit(0, NULL);
318 }
319
320 /* Conf file management */
321 /* Check md5 sum before */
322 /* Get content */
323 if (mr_conf_open(MONDO_CONF_DIR"/mondo.conf.dist") != 0) {
324 mr_log_exit(-1, "Unable to open "MONDO_CONF_DIR"/mondo.conf.dist");
325 }
326 mr_ar_store_conf(&mr_conf);
327 /* Reference the right cleanup function for mr_exit now it's allocated */
328 mr_cleanup = &mr_ar_cleanup;
329
330 mr_conf_close();
331
332 /* Add MONDO_SHARE + other environment variables for mindi */
333 setenv_mondo_var();
334
335 /* Initialize variables */
336 malloc_libmondo_global_strings();
337 diffs = 0;
338 bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
339 if (stat(MONDO_CACHE, &stbuf) != 0) {
340 mr_mkdir(MONDO_CACHE,0x755);
341 }
342
343 /* BERLIOS: Hardcoded to be improved */
344 unlink(MONDO_CACHE"/mindi.conf");
345 unlink(MONDORESTORECFG);
346
347 /* Configure the bkpinfo structure, global file paths, etc. */
348 g_main_pid = getpid();
349 mr_msg(9, "This");
350
351 register_pid(g_main_pid, "mondo");
352 set_signals(TRUE); // catch SIGTERM, etc.
353 run_program_and_log_output("dmesg -n1", TRUE);
354
355 mr_msg(9, "Next");
356 welcome_to_mondoarchive();
357 distro_specific_kludges_at_start_of_mondoarchive();
358 g_kernel_version = get_kernel_version();
359
360 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
361 g_loglevel = 10;
362 g_text_mode = TRUE;
363 setup_newt_stuff();
364 if (!strstr(argv[2], "filelist")) {
365 mr_msg(1,_("Sorry - filelist goes first\n"));
366 finish(1);
367 } else {
368 finish(get_fattr_list(argv[2], argv[3]));
369 }
370 finish(0);
371 }
372 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
373 g_loglevel = 10;
374 g_text_mode = TRUE;
375 setup_newt_stuff();
376 finish(set_fattr_list(argv[2], argv[3]));
377 }
378
379 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
380 g_loglevel = 10;
381 g_text_mode = TRUE;
382 setup_newt_stuff();
383 tmp = mr_stresc(argv[2], WILDCHARS, BACKSLASH);
384 printf("in=%s; out=%s\n", argv[2], tmp);
385 mr_free(tmp);
386 finish(1);
387 }
388
389 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
390 g_loglevel = 10;
391 g_text_mode = TRUE;
392 setup_newt_stuff();
393 if (!strstr(argv[2], "filelist")) {
394 mr_msg(1,_("Sorry - filelist goes first\n"));
395 finish(1);
396 } else {
397 finish(get_acl_list(argv[2], argv[3]));
398 }
399 finish(0);
400 }
401 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
402 g_loglevel = 10;
403 g_text_mode = TRUE;
404 setup_newt_stuff();
405 finish(set_acl_list(argv[2], argv[3]));
406 }
407
408 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
409 g_loglevel = 10;
410 g_text_mode = TRUE;
411 setup_newt_stuff();
412 malloc_string(tmp);
413 if (find_cdrw_device(tmp)) {
414 mr_msg(1,_("Failed to find CDR-RW drive\n"));
415 } else {
416 mr_msg(1,_("CD-RW is at %s\n"), tmp);
417 }
418 tmp[0] = '\0';
419 if (find_cdrom_device(tmp, atoi(argv[2]))) {
420 mr_msg(1,_("Failed to find CD-ROM drive\n"));
421 } else {
422 mr_msg(1,_("CD-ROM is at %s\n"), tmp);
423 }
424 mr_free(tmp);
425 finish(0);
426 }
427
428 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
429 g_loglevel = 10;
430 g_text_mode = TRUE;
431 setup_newt_stuff();
432 malloc_string(tmp);
433 if (find_dvd_device(tmp, atoi(argv[2]))) {
434 mr_msg(1,_("Failed to find DVD drive\n"));
435 } else {
436 mr_msg(1,_("DVD is at %s\n"), tmp);
437 }
438 mr_free(tmp);
439 finish(0);
440 }
441
442 if (argc > 2 && !strcmp(argv[1], "disksize")) {
443 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
444 finish(0);
445 }
446 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
447 if (is_dev_an_NTFS_dev(argv[2])) {
448 mr_msg(1,_("%s is indeed an NTFS dev\n"), argv[2]);
449 } else {
450 mr_msg(1,_("%s is _not_ an NTFS dev\n"), argv[2]);
451 }
452 finish(0);
453 }
454
455 if (pre_param_configuration(bkpinfo)) {
456 fatal_error
457 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
458 }
459 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
460 bkpinfo->scratchdir);
461
462 /* Process command line, if there is one. If not, ask user for info. */
463 if (argc == 1) {
464 g_text_mode = FALSE;
465 setup_newt_stuff();
466 res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE); /* yes, archiving */
467 if (res) {
468 fatal_error
469 ("Syntax error. Please review the parameters you have supplied and try again.");
470 }
471 } else {
472 res = handle_incoming_parameters(argc, argv, bkpinfo);
473 if (res) {
474 mr_msg(1,
475 _("Errors were detected in the command line you supplied.\n"));
476 mr_msg(1,_("Please review the log file - %s \n"),MONDO_LOGFILE);
477 mr_msg(1, "Mondoarchive will now exit.");
478 finish(1);
479 }
480 setup_newt_stuff();
481 }
482
483/* Finish configuring global structures */
484 if (post_param_configuration(bkpinfo)) {
485 fatal_error
486 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
487 }
488
489 log_to_screen
490 (_("BusyBox's sources are available from http://www.busybox.net"));
491
492 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
493 bkpinfo->scratchdir);
494
495 /* If we're meant to backup then backup */
496 if (bkpinfo->backup_data) {
497 res = backup_data(bkpinfo);
498 retval += res;
499 if (res) {
500 mr_strcat(say_at_end,
501 _("Data archived. Please check the logs, just as a precaution. "));
502 } else {
503 mr_strcat(say_at_end, _("Data archived OK. "));
504 }
505 }
506
507 /* If we're meant to verify then verify */
508 if (bkpinfo->verify_data) {
509 res = verify_data(bkpinfo);
510 if (res < 0) {
511 mr_asprintf(&say_at_end2, _("%d difference%c found."), -res,
512 (-res != 1) ? 's' : ' ');
513 res = 0;
514 }
515 retval += res;
516 }
517
518 /* Offer to write floppy disk images to physical disks */
519 if (bkpinfo->backup_data && !g_skip_floppies) {
520 res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
521 retval += res;
522 }
523
524 /* Report result of entire operation (success? errors?) */
525 if (!retval) {
526 mvaddstr_and_log_it(g_currentY++, 0,
527 _("Backup and/or verify ran to completion. Everything appears to be fine."));
528 } else {
529 mvaddstr_and_log_it(g_currentY++, 0,
530 _("Backup and/or verify ran to completion. However, errors did occur."));
531 }
532
533 if (does_file_exist("/var/cache/mindi/mondorescue.iso")) {
534 log_to_screen
535 (_("/var/cache/mindi/mondorescue.iso, a boot/utility CD, is available if you want it."));
536 }
537
538
539 if (length_of_file("/tmp/changed.files") > 2) {
540 if (g_text_mode) {
541 log_to_screen
542 (_("Type 'less /tmp/changed.files' to see which files don't match the archives"));
543 } else {
544 mr_msg(1,
545 _("Type 'less /tmp/changed.files' to see which files don't match the archives"));
546 mr_msg(2, "Calling popup_changelist_from_file()");
547 popup_changelist_from_file("/tmp/changed.files");
548 mr_msg(2, "Returned from popup_changelist_from_file()");
549 }
550 } else {
551 unlink("/tmp/changed.files");
552 }
553 log_to_screen(say_at_end);
554 mr_free(say_at_end);
555 if (say_at_end2 != NULL) {
556 log_to_screen(say_at_end2);
557 mr_free(say_at_end2);
558 }
559
560 mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
561 run_program_and_log_output(tmp, TRUE);
562 mr_free(tmp);
563 run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
564
565 run_program_and_log_output("mount", 2);
566
567 system("rm -f /var/cache/mondo-archive/last-backup.aborted");
568 system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
569 if (!retval) {
570 printf(_("Mondoarchive ran OK.\n"));
571 } else {
572 printf(_("Errors occurred during backup. Please check logfile.\n"));
573 }
574 distro_specific_kludges_at_end_of_mondoarchive();
575 register_pid(0, "mondo");
576 set_signals(FALSE);
577 chdir("/tmp"); // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
578 system(g_erase_tmpdir_and_scratchdir);
579 free_libmondo_global_strings();
580 mr_free(bkpinfo);
581
582 unlink("/tmp/filelist.full");
583 unlink("/tmp/filelist.full.gz");
584
585 if (!g_cdrom_drive_is_here) {
586 mr_msg(10, "FYI, g_cdrom_drive_is_here was never used");
587 }
588 if (!g_dvd_drive_is_here) {
589 mr_msg(10, "FYI, g_dvd_drive_is_here was never used");
590 }
591
592 /* finalize log file with time stamp */
593 mr_msg(1, "Time finished: %s", mr_date());
594 mr_msg_close();
595
596 if (!g_text_mode) {
597 popup_and_OK
598 (_("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt."));
599 log_to_screen(_("See %s for details of backup run."), MONDO_LOGFILE);
600 finish(retval);
601 } else {
602 printf(_("See %s for details of backup run.\n"), MONDO_LOGFILE);
603 mr_exit(retval, NULL);
604 }
605
606 return EXIT_SUCCESS;
607}
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