source: MondoRescue/branches/2.05/mondo/mondo/mondoarchive/main.c@ 258

Last change on this file since 258 was 258, checked in by bcornec, 18 years ago
  • Better log messages for mindi (\n added where needed)
  • MONDO_HOME removed to use MONDO_LIB
  • MONDO_LIB set by mondoarchive
  • Property svn:keywords set to Id
File size: 16.3 KB
Line 
1/***************************************************************************
2 main.c - description
3 -------------------
4 begin : Fri Apr 19 16:40:35 EDT 2002
5 copyright : (C) 2002 by Stan Benoit
6 email : troff@nakedsoul.org
7 cvsid : $Id: main.c 258 2005-12-23 12:59:02Z bcornec $
8 ***************************************************************************/
9
10/***************************************************************************
11 * *
12 * This program is free software; you can redistribute it and/or modify *
13 * it under the terms of the GNU General Public License as published by *
14 * the Free Software Foundation; either version 2 of the License, or *
15 * (at your option) any later version. *
16 * *
17 ***************************************************************************/
18
19/** change log ****** MONDO-DEVEL
20
21
2212/10
23- disable stopping/starting of autofs
24
2510/01
26- update g_erase_tmpdir_and_scratchdir to delete user-specified tmpdir, scratchdir
27
2806/19
29- added AUX_VER
30
3106/14/2004
32- use mondorescue.iso, not mindi.iso
33
3402/10/2004
35- tell users where BusyBox's sources are
36
3711/14/2003
38- cleaned up logging at end#
39
4010/23
41- don't try to test-read tape ... That's already
42 handled by post_param_configuration()
43
4410/19
45- if your PATH var is too long, abort
46
4709/23
48- added some comments
49- malloc/free global strings in new subroutines - malloc_libmondo_global_strings()
50 and free_libmondo_global_strings() - which are in libmondo-tools.c
51- better magicdev support
52
53
5409/16
55- delete /var/log/partimagehack-debug.log at start of main()
56
5709/15
58- added askbootloader
59
6009/09
61- if your tape is weird, I'll pause between backup and verify
62- fixed silly bug in main() - re: say_at_end
63
6401/01 - 08/31
65- call 'dmesg -n1' at start, to shut the kernel logger up
66- moved g_erase_tmpdir_and_scratchdir to common/newt-specific.c
67- added 'don't panic' msg to start of logfile
68- added 'nice(20)' to main()
69- added lots of assert()'s and log_OS_error()'s
70- clean-up (Hugo)
71- make post_param_configuration() setup g_erase_tmpdir_and_scratchdir
72- if --version then print & exit quickly
73- re-run g_erase_tmpdir_and_scratchdir via system() at very end
74
75Year: 2002
76- if user goes root with 'su' instead of 'su -' then
77 workaround it by setting PATH correctly
78- wipe mondoarchive.log at very beginning
79- cleaned up code
80- if changed.files.N exists then copy to changes.files for display
81- run_program_and_log_output() now takes boolean operator to specify
82 whether it will log its activities in the event of _success_
83- added popup list of changed files
84- removed 'beta-quality' warnings
85- if kernel not found and mondo in graphics mode then popup and ask
86 for kernel path+filename
87- fixed tmp[] 'too small' bug
88- unmount and eject CD at end of verify cycle
89- moved interactively_obtain...() to libmondo-stream.c
90- wrote stuff to autodetect tape+cdrw+etc.
91- renamed from main.c to mondo-archive.c
92- fore+after warnings that this code is beta-quality
93- abort if running from ramdisk
94- remount floppy at end & unmount at start if Mandrake
95- took out #debug stuff
96- add 2> /dev/null to 'find' command
97- add support for bkpinfo->nonbootable_backup
98- add main function begin comment and debug conditional
99 compilation - Stan Benoit
100- add debug statements to build a run tree. Stan Benoit
101**** end change log **********/
102
103
104/**
105 * @file
106 * The main file for mondoarchive.
107 */
108
109/************************* #include statements *************************/
110#include <pthread.h>
111//#include <config.h>
112//#include "../../config.h"
113#include <stdio.h>
114#include <stdlib.h>
115#include "../common/my-stuff.h"
116#include "../common/mondostructures.h"
117#include "../common/libmondo.h"
118#include "mondo-cli-EXT.h"
119
120// for CVS
121//static char cvsid[] = "$Id: main.c 258 2005-12-23 12:59:02Z bcornec $";
122
123/************************* external variables *************************/
124extern void set_signals(int);
125extern int g_current_media_number;
126extern void register_pid(pid_t, char *);
127extern int g_currentY;
128extern bool g_text_mode;
129extern char *g_boot_mountpt;
130extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
131extern char *g_mondo_home;
132extern char *g_tmpfs_mountpt;
133extern char *g_erase_tmpdir_and_scratchdir;
134extern char *g_cdrw_drive_is_here;
135static char *g_cdrom_drive_is_here = NULL;
136static char *g_dvd_drive_is_here = NULL;
137extern double g_kernel_version;
138
139/***************** global vars, used only by main.c ******************/
140bool g_skip_floppies;
141long diffs;
142
143extern t_bkptype g_backup_media_type;
144extern int g_loglevel;
145
146/****************** subroutines used only by main.c ******************/
147
148
149/**
150 * Print a "don't panic" message to the log and a message about the logfile to the screen.
151 */
152void welcome_to_mondoarchive()
153{
154 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
155 PACKAGE_VERSION);
156 log_msg(0, "running on %s architecture", get_architecture());
157 log_msg(0,
158 "-----------------------------------------------------------");
159 log_msg(0,
160 "NB: Mondo logs almost everything, so don't panic if you see");
161 log_msg(0,
162 "some error messages. Please read them carefully before you");
163 log_msg(0,
164 "decide to break out in a cold sweat. Despite (or perhaps");
165 log_msg(0,
166 "because of) the wealth of messages. some users are inclined");
167 log_msg(0,
168 "to stop reading this log. If Mondo stopped for some reason,");
169 log_msg(0,
170 "chances are it's detailed here. More than likely there's a");
171 log_msg(0,
172 "message at the very end of this log that will tell you what");
173 log_msg(0,
174 "is wrong. Please read it! -Devteam");
175 log_msg(0,
176 "-----------------------------------------------------------");
177
178 log_msg(0, "Zero...");
179 log_msg(1, "One...");
180 log_msg(2, "Two...");
181 log_msg(3, "Three...");
182 log_msg(4, "Four...");
183 log_msg(5, "Five...");
184 log_msg(6, "Six...");
185 log_msg(7, "Seven...");
186 log_msg(8, "Eight...");
187 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
188}
189
190
191extern char *g_magicdev_command;
192
193/**
194 * Do whatever is necessary to insure a successful backup on the Linux distribution
195 * of the day.
196 */
197void distro_specific_kludges_at_start_of_mondoarchive()
198{
199 log_msg(2, "Unmounting old ramdisks if necessary");
200 stop_magicdev_if_necessary(); // for RH+Gnome users
201 run_program_and_log_output
202 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
203 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
204 // stop_autofs_if_necessary(); // for Xandros users
205 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
206 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
207}
208
209
210
211/**
212 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
213 */
214void distro_specific_kludges_at_end_of_mondoarchive()
215{
216// char tmp[500];
217 log_msg(2, "Restarting magicdev if necessary");
218 sync();
219 restart_magicdev_if_necessary(); // for RH+Gnome users
220
221 log_msg(2, "Restarting autofs if necessary");
222 sync();
223 // restart_autofs_if_necessary(); // for Xandros users
224
225 log_msg(2, "Restarting supermounts if necessary");
226 sync();
227 remount_supermounts_if_necessary(); // for Mandrake users
228
229 log_msg(2, "Unmounting /boot if necessary");
230 sync();
231 unmount_boot_if_necessary(); // for Gentoo users
232
233// log_msg( 2, "Cleaning up KDE desktop");
234// clean_up_KDE_desktop_if_necessary();
235}
236
237
238/*-----------------------------------------------------------*/
239
240
241
242/**
243 * Backup/verify the user's data.
244 * What did you think it did, anyway? :-)
245 */
246int main(int argc, char *argv[])
247{
248 struct s_bkpinfo *bkpinfo;
249 char *tmp;
250 int res, retval;
251 char *say_at_end;
252
253/* Make sure I'm root; abort if not */
254 if (getuid() != 0) {
255 fprintf(stderr, "Please run as root.\r\n");
256 exit(127);
257 }
258
259/* If -V, -v or --version then echo version no. and quit */
260 if (argc == 2
261 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
262 || !strcmp(argv[argc - 1], "--version"))) {
263 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
264 exit(0);
265 }
266
267/* Initialize variables */
268
269 malloc_libmondo_global_strings();
270 malloc_string(tmp);
271 malloc_string(say_at_end);
272
273 res = 0;
274 retval = 0;
275 diffs = 0;
276 say_at_end[0] = '\0';
277 unlink("/var/log/partimagehack-debug.log");
278 printf("Initializing...\n");
279 if (!(bkpinfo = malloc(sizeof(struct s_bkpinfo)))) {
280 fatal_error("Cannot malloc bkpinfo");
281 }
282
283
284/* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
285 strncpy(tmp, getenv("PATH"), MAX_STR_LEN - 1);
286 tmp[MAX_STR_LEN - 1] = '\0';
287 if (strlen(tmp) >= MAX_STR_LEN - 33) {
288 fatal_error
289 ("Your PATH environmental variable is too long. Please shorten it.");
290 }
291 strcat(tmp, ":/sbin:/usr/sbin:/usr/local/sbin");
292 setenv("PATH", tmp, 1);
293
294/* Add the ARCH environment variable for ia64 purposes */
295 strncpy(tmp, get_architecture(), MAX_STR_LEN - 1);
296 tmp[MAX_STR_LEN - 1] = '\0';
297 setenv("ARCH", tmp, 1);
298
299 /* Add MONDO_LIB environment variable for mindi */
300 setenv("MONDO_LIB", MONDO_LIB, 1);
301
302 unlink(MONDO_LOGFILE);
303
304/* Configure the bkpinfo structure, global file paths, etc. */
305 g_main_pid = getpid();
306 log_msg(9, "This");
307
308 register_pid(g_main_pid, "mondo");
309 set_signals(TRUE); // catch SIGTERM, etc.
310 run_program_and_log_output("dmesg -n1", TRUE);
311
312 log_msg(9, "Next");
313 welcome_to_mondoarchive();
314 distro_specific_kludges_at_start_of_mondoarchive();
315 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
316 bkpinfo->scratchdir);
317 g_kernel_version = get_kernel_version();
318
319 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
320 g_loglevel = 10;
321 g_text_mode = TRUE;
322 setup_newt_stuff();
323 if (!strstr(argv[2], "filelist")) {
324 printf("Sorry - filelist goes first\n");
325 finish(1);
326 } else {
327 finish(get_fattr_list(argv[2], argv[3]));
328 }
329 finish(0);
330 }
331 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
332 g_loglevel = 10;
333// chdir("/tmp");
334 g_text_mode = TRUE;
335 setup_newt_stuff();
336 finish(set_fattr_list(argv[2], argv[3]));
337 }
338
339 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
340 g_loglevel = 10;
341 g_text_mode = TRUE;
342 setup_newt_stuff();
343 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
344 printf("in=%s; out=%s\n", argv[2], tmp);
345 finish(1);
346 }
347
348 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
349 g_loglevel = 10;
350 g_text_mode = TRUE;
351 setup_newt_stuff();
352 if (!strstr(argv[2], "filelist")) {
353 printf("Sorry - filelist goes first\n");
354 finish(1);
355 } else {
356 finish(get_acl_list(argv[2], argv[3]));
357 }
358 finish(0);
359 }
360 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
361 g_loglevel = 10;
362// chdir("/tmp");
363 g_text_mode = TRUE;
364 setup_newt_stuff();
365 finish(set_acl_list(argv[2], argv[3]));
366 }
367
368 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
369 g_loglevel = 10;
370 g_text_mode = TRUE;
371 setup_newt_stuff();
372 if (find_cdrw_device(tmp)) {
373 printf("Failed to find CDR-RW drive\n");
374 } else {
375 printf("CD-RW is at %s\n", tmp);
376 }
377 tmp[0] = '\0';
378 if (find_cdrom_device(tmp, atoi(argv[2]))) {
379 printf("Failed to find CD-ROM drive\n");
380 } else {
381 printf("CD-ROM is at %s\n", tmp);
382 }
383 finish(0);
384 }
385
386 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
387 g_loglevel = 10;
388 g_text_mode = TRUE;
389 setup_newt_stuff();
390 if (find_dvd_device(tmp, atoi(argv[2]))) {
391 printf("Failed to find DVD drive\n");
392 } else {
393 printf("DVD is at %s\n", tmp);
394 }
395 finish(0);
396 }
397
398 if (argc > 2 && !strcmp(argv[1], "disksize")) {
399 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
400 finish(0);
401 }
402 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
403 if (is_dev_an_NTFS_dev(argv[2])) {
404 printf("%s is indeed an NTFS dev\n", argv[2]);
405 } else {
406 printf("%s is _not_ an NTFS dev\n", argv[2]);
407 }
408 finish(0);
409 }
410
411 if (pre_param_configuration(bkpinfo)) {
412 fatal_error
413 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
414 }
415
416/* Process command line, if there is one. If not, ask user for info. */
417 if (argc == 1) {
418 g_text_mode = FALSE;
419 setup_newt_stuff();
420 res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE); /* yes, archiving */
421 if (res) {
422 fatal_error
423 ("Syntax error. Please review the parameters you have supplied and try again.");
424 }
425 } else {
426 res = handle_incoming_parameters(argc, argv, bkpinfo);
427 if (res) {
428 printf
429 ("Errors were detected in the command line you supplied.\n");
430 printf("Please review the log file - " MONDO_LOGFILE "\n");
431 log_msg(1, "Mondoarchive will now exit.");
432 finish(1);
433 }
434 setup_newt_stuff();
435 }
436
437/* Finish configuring global structures */
438 if (post_param_configuration(bkpinfo)) {
439 fatal_error
440 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
441 }
442
443 log_to_screen
444 ("BusyBox's sources are available from http://www.busybox.net");
445 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
446 bkpinfo->scratchdir);
447
448 /* If we're meant to backup then backup */
449 if (bkpinfo->backup_data) {
450/*
451 log_to_screen("INFERNAL PORPOISES");
452 res = archive_this_fileset_with_star(bkpinfo, "/tmp/filelist.0", "/tmp/0.star.bz2", 0);
453 log_to_screen("atfws returned %d", res);
454 finish(0);
455*/
456 res = backup_data(bkpinfo);
457 retval += res;
458 if (res) {
459 strcat(say_at_end,
460 "Data archived. Please check the logs, just as a precaution. ");
461 } else {
462 strcat(say_at_end, "Data archived OK. ");
463 }
464 }
465
466/* If we're meant to verify then verify */
467 if (bkpinfo->verify_data) {
468 res = verify_data(bkpinfo);
469 if (res < 0) {
470 sprintf(tmp, "%d difference%c found.", -res,
471 (-res != 1) ? 's' : ' ');
472 strcat(say_at_end, tmp);
473 log_to_screen(tmp);
474 res = 0;
475 }
476 retval += res;
477 }
478
479/* Offer to write floppy disk images to physical disks */
480 if (bkpinfo->backup_data && !g_skip_floppies) {
481 res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
482 retval += res;
483// res = offer_to_write_boot_ISO_to_physical_CD(bkpinfo);
484// retval += res;
485 }
486
487/* Report result of entire operation (success? errors?) */
488 if (!retval) {
489 mvaddstr_and_log_it(g_currentY++, 0,
490 "Backup and/or verify ran to completion. Everything appears to be fine.");
491 } else {
492 mvaddstr_and_log_it(g_currentY++, 0,
493 "Backup and/or verify ran to completion. However, errors did occur.");
494 }
495
496 if (does_file_exist("/root/images/mindi/mondorescue.iso")) {
497 log_to_screen
498 ("/root/images/mindi/mondorescue.iso, a boot/utility CD, is available if you want it.");
499 }
500
501
502 if (length_of_file("/tmp/changed.files") > 2) {
503 if (g_text_mode) {
504 log_to_screen
505 ("Type 'less /tmp/changed.files' to see which files don't match the archives");
506 } else {
507 log_msg(1,
508 "Type 'less /tmp/changed.files' to see which files don't match the archives");
509 log_msg(2, "Calling popup_changelist_from_file()");
510 popup_changelist_from_file("/tmp/changed.files");
511 log_msg(2, "Returned from popup_changelist_from_file()");
512 }
513 } else {
514 unlink("/tmp/changed.files");
515 }
516 log_to_screen(say_at_end);
517 sprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
518 run_program_and_log_output(tmp, TRUE);
519 run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
520
521 run_program_and_log_output("mount", 2);
522
523 system("rm -f /var/cache/mondo-archive/last-backup.aborted");
524 system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
525 if (!retval) {
526 printf("Mondoarchive ran OK.\n");
527 } else {
528 printf("Errors occurred during backup. Please check logfile.\n");
529 }
530 distro_specific_kludges_at_end_of_mondoarchive();
531 register_pid(0, "mondo");
532 set_signals(FALSE);
533 chdir("/tmp"); // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
534 system(g_erase_tmpdir_and_scratchdir);
535 free_libmondo_global_strings();
536 paranoid_free(say_at_end);
537 paranoid_free(tmp);
538 paranoid_free(bkpinfo);
539
540 unlink("/tmp/filelist.full");
541 unlink("/tmp/filelist.full.gz");
542
543 if (!g_cdrom_drive_is_here) {
544 log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
545 }
546 if (!g_dvd_drive_is_here) {
547 log_msg(10, "FYI, g_dvd_drive_is_here was never used");
548 }
549
550 if (!g_text_mode) {
551 popup_and_OK
552 ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
553 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
554 finish(retval);
555 } else {
556 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
557 exit(retval);
558 }
559
560 return EXIT_SUCCESS;
561}
Note: See TracBrowser for help on using the repository browser.