source: MondoRescue/branches/stable/mondo/src/mondoarchive/mondoarchive.c@ 1415

Last change on this file since 1415 was 1415, checked in by Bruno Cornec, 19 years ago

Attempt to solve valgrind issues
  • Property svn:keywords set to Id
File size: 16.6 KB
Line 
1/***************************************************************************
2* $Id: mondoarchive.c 1415 2007-05-07 19:43:01Z 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 1415 2007-05-07 19:43:01Z 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 mr_asprintf(&mr_cnf->iso_creation_options, mr_conf_sread("mondo_iso_creation_options"));
142 mr_asprintf(&mr_cnf->iso_burning_cmd, mr_conf_sread("mondo_iso_burning_cmd"));
143 mr_asprintf(&mr_cnf->iso_burning_options, mr_conf_sread("mondo_iso_burning_options"));
144 mr_cnf->iso_burning_speed = mr_conf_iread("mondo_iso_burning_speed");
145 mr_cnf->media_size = mr_conf_iread("mondo_media_size");
146 mr_asprintf(&mr_cnf->media_device, mr_conf_sread("mondo_media_device"));
147 mr_cnf->manual_tray = mr_conf_bread("mondo_manual_tray");
148 mr_cnf->log_level = mr_conf_iread("mondo_log_level");
149 mr_asprintf(&mr_cnf->prefix, mr_conf_sread("mondo_prefix"));
150 mr_cnf->external_tape_blocksize = mr_conf_iread("mondo_external_tape_blocksize");
151 mr_cnf->internal_tape_blocksize = mr_conf_iread("mondo_internal_tape_blocksize");
152 mr_cnf->slice_size = mr_conf_iread("mondo_slice_size");
153 mr_asprintf(&mr_cnf->deplist_file, mr_conf_sread("mondo_deplist_file"));
154 mr_cnf->write_boot_floppy = mr_conf_bread("mondo_write_boot_floppy");
155 mr_cnf->create_mindi_cd = mr_conf_bread("mondo_create_mindi_cd");
156 mr_asprintf(&mr_cnf->kernel, mr_conf_sread("mondo_kernel"));
157 mr_asprintf(&mr_cnf->additional_modules, mr_conf_sread("mondo_additional_modules"));
158 mr_asprintf(&mr_cnf->boot_loader, mr_conf_sread("mondo_boot_loader"));
159 mr_cnf->differential = mr_conf_bread("mondo_differential");
160 mr_asprintf(&mr_cnf->compression_tool, mr_conf_sread("mondo_compression_tool"));
161 mr_cnf->compression_level = mr_conf_iread("mondo_compression_level");
162 mr_asprintf(&mr_cnf->exclude_paths, mr_conf_sread("mondo_exclude_paths"));
163 mr_asprintf(&mr_cnf->include_paths, mr_conf_sread("mondo_include_paths"));
164 mr_asprintf(&mr_cnf->ui_mode, mr_conf_sread("mondo_ui_mode"));
165 mr_cnf->automatic_restore = mr_conf_bread("mondo_automatic_restore");
166 mr_asprintf(&mr_cnf->scratch_dir, mr_conf_sread("mondo_scratch_dir"));
167 mr_asprintf(&mr_cnf->tmp_dir, mr_conf_sread("mondo_tmp_dir"));
168 mr_asprintf(&mr_cnf->images_dir, mr_conf_sread("mondo_images_dir"));
169 mr_msg(5, "Directory for images is %s", mr_cnf->images_dir);
170}
171
172/* destroy the mr_ar_conf structure's content */
173static void mr_ar_clean_conf(struct mr_ar_conf *mr_cnf) {
174
175 if (mr_cnf == NULL) {
176 return;
177 }
178 mr_free(mr_cnf->iso_creation_cmd);
179 mr_free(mr_cnf->iso_creation_options);
180 mr_free(mr_cnf->iso_burning_cmd);
181 mr_free(mr_cnf->iso_burning_options);
182 mr_free(mr_cnf->media_device);
183 mr_free(mr_cnf->prefix);
184 mr_free(mr_cnf->deplist_file);
185 mr_free(mr_cnf->kernel);
186 mr_free(mr_cnf->additional_modules);
187 mr_free(mr_cnf->boot_loader);
188 mr_free(mr_cnf->compression_tool);
189 mr_free(mr_cnf->exclude_paths);
190 mr_free(mr_cnf->include_paths);
191 mr_free(mr_cnf->ui_mode);
192 mr_free(mr_cnf->scratch_dir);
193 mr_free(mr_cnf->tmp_dir);
194 mr_free(mr_cnf->images_dir);
195}
196
197/* Create the pointer to the function called in mr_exit */
198void (*mr_cleanup)(void) = NULL;
199
200/* Just for init */
201void mr_ar_cleanup_empty(void) {
202}
203
204/* Cleanup all memory allocated in various structures */
205void mr_ar_cleanup(void) {
206 /* Highly incomplete function for the moment */
207 /* We have to free all allocated memory */
208 mr_ar_clean_conf(&mr_conf);
209 /* We have to remove all temporary files */
210 /* We have to unmount what has been mounted */
211 /* We have to properly end newt */
212 /* We have to remind people of log files */
213
214 mr_msg_close();
215}
216
217/*-----------------------------------------------------------*/
218
219
220
221/**
222 * Backup/verify the user's data.
223 * What did you think it did, anyway? :-)
224 */
225int main(int argc, char *argv[])
226{
227 struct s_bkpinfo *bkpinfo = NULL;
228 struct stat stbuf;
229 char *tmp = NULL;
230 int res = 0;
231 int retval = 0;
232 char *say_at_end = NULL;
233 char *say_at_end2 = NULL;
234
235#ifdef ENABLE_NLS
236 setlocale(LC_ALL, "");
237 (void) textdomain("mondo");
238#endif
239 printf(_("Initializing..."));
240
241 /* Reference a dummy cleanup function for mr_exit temporarily */
242 mr_cleanup = &mr_ar_cleanup_empty;
243
244 /* initialize log file with time stamp */
245 /* We start with a loglevel of 4 - Adapted later on */
246 /* It's mandatory to set this up first as all mr_ functions rely on it */
247 unlink(MONDO_LOGFILE);
248 mr_msg_init(MONDO_LOGFILE,4);
249 mr_msg(0, _("Time started: %s"), mr_date());
250
251 /* Make sure I'm root; abort if not */
252 if (getuid() != 0) {
253 mr_log_exit(127, _("Please run as root."));
254 }
255
256 /* If -V, -v or --version then echo version no. and quit */
257 if (argc == 2
258 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
259 || !strcmp(argv[argc - 1], "--version"))) {
260 printf(_("mondoarchive v%s\nSee man page for help\n"), PACKAGE_VERSION);
261 mr_exit(0, NULL);
262 }
263
264 /* Conf file management */
265 /* Check md5 sum before */
266 /* Get content */
267 if (mr_conf_open(MONDO_CONF_DIR"/mondo.conf.dist") != 0) {
268 mr_log_exit(-1, "Unable to open "MONDO_CONF_DIR"/mondo.conf.dist");
269 }
270 mr_ar_store_conf(&mr_conf);
271 /* Reference the right cleanup function for mr_exit now it's allocated */
272 mr_cleanup = &mr_ar_cleanup;
273
274 mr_conf_close();
275
276 /* Add MONDO_SHARE + other environment variables for mindi */
277 setenv_mondo_var();
278
279 /* Initialize variables */
280 malloc_libmondo_global_strings();
281 diffs = 0;
282 bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
283 if (stat(MONDO_CACHE, &stbuf) != 0) {
284 mr_mkdir(MONDO_CACHE,0x755);
285 }
286
287 /* BERLIOS: Hardcoded to be improved */
288 unlink(MONDO_CACHE"/mindi.conf");
289 unlink(MONDORESTORECFG);
290
291 /* Configure the bkpinfo structure, global file paths, etc. */
292 g_main_pid = getpid();
293 mr_msg(9, "This");
294
295 register_pid(g_main_pid, "mondo");
296 set_signals(TRUE); // catch SIGTERM, etc.
297 run_program_and_log_output("dmesg -n1", TRUE);
298
299 mr_msg(9, "Next");
300 welcome_to_mondoarchive();
301 distro_specific_kludges_at_start_of_mondoarchive();
302 g_kernel_version = get_kernel_version();
303
304 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
305 g_loglevel = 10;
306 g_text_mode = TRUE;
307 setup_newt_stuff();
308 if (!strstr(argv[2], "filelist")) {
309 mr_msg(1,_("Sorry - filelist goes first\n"));
310 finish(1);
311 } else {
312 finish(get_fattr_list(argv[2], argv[3]));
313 }
314 finish(0);
315 }
316 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
317 g_loglevel = 10;
318 g_text_mode = TRUE;
319 setup_newt_stuff();
320 finish(set_fattr_list(argv[2], argv[3]));
321 }
322
323 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
324 g_loglevel = 10;
325 g_text_mode = TRUE;
326 setup_newt_stuff();
327 tmp = mr_stresc(argv[2], WILDCHARS, BACKSLASH);
328 printf("in=%s; out=%s\n", argv[2], tmp);
329 mr_free(tmp);
330 finish(1);
331 }
332
333 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
334 g_loglevel = 10;
335 g_text_mode = TRUE;
336 setup_newt_stuff();
337 if (!strstr(argv[2], "filelist")) {
338 mr_msg(1,_("Sorry - filelist goes first\n"));
339 finish(1);
340 } else {
341 finish(get_acl_list(argv[2], argv[3]));
342 }
343 finish(0);
344 }
345 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
346 g_loglevel = 10;
347 g_text_mode = TRUE;
348 setup_newt_stuff();
349 finish(set_acl_list(argv[2], argv[3]));
350 }
351
352 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
353 g_loglevel = 10;
354 g_text_mode = TRUE;
355 setup_newt_stuff();
356 malloc_string(tmp);
357 if (find_cdrw_device(tmp)) {
358 mr_msg(1,_("Failed to find CDR-RW drive\n"));
359 } else {
360 mr_msg(1,_("CD-RW is at %s\n"), tmp);
361 }
362 tmp[0] = '\0';
363 if (find_cdrom_device(tmp, atoi(argv[2]))) {
364 mr_msg(1,_("Failed to find CD-ROM drive\n"));
365 } else {
366 mr_msg(1,_("CD-ROM is at %s\n"), tmp);
367 }
368 mr_free(tmp);
369 finish(0);
370 }
371
372 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
373 g_loglevel = 10;
374 g_text_mode = TRUE;
375 setup_newt_stuff();
376 malloc_string(tmp);
377 if (find_dvd_device(tmp, atoi(argv[2]))) {
378 mr_msg(1,_("Failed to find DVD drive\n"));
379 } else {
380 mr_msg(1,_("DVD is at %s\n"), tmp);
381 }
382 mr_free(tmp);
383 finish(0);
384 }
385
386 if (argc > 2 && !strcmp(argv[1], "disksize")) {
387 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
388 finish(0);
389 }
390 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
391 if (is_dev_an_NTFS_dev(argv[2])) {
392 mr_msg(1,_("%s is indeed an NTFS dev\n"), argv[2]);
393 } else {
394 mr_msg(1,_("%s is _not_ an NTFS dev\n"), argv[2]);
395 }
396 finish(0);
397 }
398
399 if (pre_param_configuration(bkpinfo)) {
400 fatal_error
401 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
402 }
403 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
404 bkpinfo->scratchdir);
405
406 /* Process command line, if there is one. If not, ask user for info. */
407 if (argc == 1) {
408 g_text_mode = FALSE;
409 setup_newt_stuff();
410 res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE); /* yes, archiving */
411 if (res) {
412 fatal_error
413 ("Syntax error. Please review the parameters you have supplied and try again.");
414 }
415 } else {
416 res = handle_incoming_parameters(argc, argv, bkpinfo);
417 if (res) {
418 mr_msg(1,
419 _("Errors were detected in the command line you supplied.\n"));
420 mr_msg(1,_("Please review the log file - %s \n"),MONDO_LOGFILE);
421 mr_msg(1, "Mondoarchive will now exit.");
422 finish(1);
423 }
424 setup_newt_stuff();
425 }
426
427/* Finish configuring global structures */
428 if (post_param_configuration(bkpinfo)) {
429 fatal_error
430 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
431 }
432
433 log_to_screen
434 (_("BusyBox's sources are available from http://www.busybox.net"));
435
436 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
437 bkpinfo->scratchdir);
438
439 /* If we're meant to backup then backup */
440 if (bkpinfo->backup_data) {
441 res = backup_data(bkpinfo);
442 retval += res;
443 if (res) {
444 mr_strcat(say_at_end,
445 _("Data archived. Please check the logs, just as a precaution. "));
446 } else {
447 mr_strcat(say_at_end, _("Data archived OK. "));
448 }
449 }
450
451 /* If we're meant to verify then verify */
452 if (bkpinfo->verify_data) {
453 res = verify_data(bkpinfo);
454 if (res < 0) {
455 mr_asprintf(&say_at_end2, _("%d difference%c found."), -res,
456 (-res != 1) ? 's' : ' ');
457 res = 0;
458 }
459 retval += res;
460 }
461
462 /* Offer to write floppy disk images to physical disks */
463 if (bkpinfo->backup_data && !g_skip_floppies) {
464 res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
465 retval += res;
466 }
467
468 /* Report result of entire operation (success? errors?) */
469 if (!retval) {
470 mvaddstr_and_log_it(g_currentY++, 0,
471 _("Backup and/or verify ran to completion. Everything appears to be fine."));
472 } else {
473 mvaddstr_and_log_it(g_currentY++, 0,
474 _("Backup and/or verify ran to completion. However, errors did occur."));
475 }
476
477 if (does_file_exist("/var/cache/mindi/mondorescue.iso")) {
478 log_to_screen
479 (_("/var/cache/mindi/mondorescue.iso, a boot/utility CD, is available if you want it."));
480 }
481
482
483 if (length_of_file("/tmp/changed.files") > 2) {
484 if (g_text_mode) {
485 log_to_screen
486 (_("Type 'less /tmp/changed.files' to see which files don't match the archives"));
487 } else {
488 mr_msg(1,
489 _("Type 'less /tmp/changed.files' to see which files don't match the archives"));
490 mr_msg(2, "Calling popup_changelist_from_file()");
491 popup_changelist_from_file("/tmp/changed.files");
492 mr_msg(2, "Returned from popup_changelist_from_file()");
493 }
494 } else {
495 unlink("/tmp/changed.files");
496 }
497 log_to_screen(say_at_end);
498 mr_free(say_at_end);
499 if (say_at_end2 != NULL) {
500 log_to_screen(say_at_end2);
501 mr_free(say_at_end2);
502 }
503
504 mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
505 run_program_and_log_output(tmp, TRUE);
506 mr_free(tmp);
507 run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
508
509 run_program_and_log_output("mount", 2);
510
511 system("rm -f /var/cache/mondo-archive/last-backup.aborted");
512 system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
513 if (!retval) {
514 printf(_("Mondoarchive ran OK.\n"));
515 } else {
516 printf(_("Errors occurred during backup. Please check logfile.\n"));
517 }
518 distro_specific_kludges_at_end_of_mondoarchive();
519 register_pid(0, "mondo");
520 set_signals(FALSE);
521 chdir("/tmp"); // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
522 system(g_erase_tmpdir_and_scratchdir);
523 free_libmondo_global_strings();
524 mr_free(bkpinfo);
525
526 unlink("/tmp/filelist.full");
527 unlink("/tmp/filelist.full.gz");
528
529 if (!g_cdrom_drive_is_here) {
530 mr_msg(10, "FYI, g_cdrom_drive_is_here was never used");
531 }
532 if (!g_dvd_drive_is_here) {
533 mr_msg(10, "FYI, g_dvd_drive_is_here was never used");
534 }
535
536 /* finalize log file with time stamp */
537 mr_msg(1, "Time finished: %s", mr_date());
538 mr_msg_close();
539
540 if (!g_text_mode) {
541 popup_and_OK
542 (_("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt."));
543 log_to_screen(_("See %s for details of backup run."), MONDO_LOGFILE);
544 finish(retval);
545 } else {
546 printf(_("See %s for details of backup run.\n"), MONDO_LOGFILE);
547 mr_exit(retval, NULL);
548 }
549
550 return EXIT_SUCCESS;
551}
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