source: MondoRescue/branches/2.2.9/mondo/src/mondoarchive/mondoarchive.c

Last change on this file was 3320, checked in by Bruno Cornec, 9 years ago
  • Re-add (thanks git BTW) the 2.2.9 branch which had been destroyed in the move to 3.0
  • Property svn:eol-style set to native
File size: 12.7 KB
Line 
1/***************************************************************************
2$Id: mondoarchive.c 2687 2010-10-08 17:39:06Z bruno $
3* The main file for mondoarchive.
4*/
5
6/************************* #include statements *************************/
7#include <pthread.h>
8#include <stdio.h>
9#include <stdlib.h>
10#include "my-stuff.h"
11#include "mr_mem.h"
12#include "../common/mondostructures.h"
13#include "../common/libmondo.h"
14#include "../common/libmondo-cli-EXT.h"
15#include "../common/libmondo-tools-EXT.h"
16#include "mondoarchive.h"
17
18// for CVS
19//static char cvsid[] = "$Id: mondoarchive.c 2687 2010-10-08 17:39:06Z bruno $";
20
21/************************* external variables *************************/
22extern void set_signals(int);
23extern int g_current_media_number;
24extern int g_currentY;
25extern bool g_text_mode;
26extern char *g_boot_mountpt;
27extern bool g_remount_floppy_at_end;
28extern char *g_cdrw_drive_is_here;
29static char *g_cdrom_drive_is_here = NULL;
30static char *g_dvd_drive_is_here = NULL;
31extern double g_kernel_version;
32
33/***************** global vars, used only by main.c ******************/
34long diffs;
35
36extern t_bkptype g_backup_media_type;
37extern int g_loglevel;
38
39/**
40 * Whether we're restoring from ISOs. Obviously not, since this is the
41 * backup program.
42 * @note You @b MUST declare this variable somewhere in your program if
43 * you use libmondo. Otherwise the link will fail.
44 * @ingroup globalGroup
45 */
46bool g_ISO_restore_mode = FALSE;
47
48/* Do we use extended attributes and acl ?
49 * * By default no, use --acl & --attr options to force their usage */
50char *g_getfacl = NULL;
51char *g_getfattr = NULL;
52
53/* Reference to global bkpinfo */
54struct s_bkpinfo *bkpinfo;
55
56/* No cleanup for the moment */
57void (*mr_cleanup)(void) = NULL;
58
59/* To be coded */
60void free_MR_global_filenames(void) {
61}
62
63/****************** subroutines used only by main.c ******************/
64
65
66/**
67 * Print a "don't panic" message to the log and a message about the logfile to the screen.
68 */
69void welcome_to_mondoarchive(void)
70{
71 char *tmp = NULL;
72
73 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
74 PACKAGE_VERSION);
75 log_msg(0, "running %s binaries", get_architecture());
76 tmp = get_uname_m();
77 log_msg(0, "running on %s architecture", tmp);
78 mr_free(tmp);
79 log_msg(0,
80 "-----------------------------------------------------------");
81 log_msg(0,
82 "NB: Mondo logs almost everything, so don't panic if you see");
83 log_msg(0,
84 "some error messages. Please read them carefully before you");
85 log_msg(0,
86 "decide to break out in a cold sweat. Despite (or perhaps");
87 log_msg(0,
88 "because of) the wealth of messages. some users are inclined");
89 log_msg(0,
90 "to stop reading this log. If Mondo stopped for some reason,");
91 log_msg(0,
92 "chances are it's detailed here. More than likely there's a");
93 log_msg(0,
94 "message at the very end of this log that will tell you what");
95 log_msg(0,
96 "is wrong. Please read it! -Devteam");
97 log_msg(0,
98 "-----------------------------------------------------------");
99
100 log_msg(0, "Zero...");
101 log_msg(1, "One...");
102 log_msg(2, "Two...");
103 log_msg(3, "Three...");
104 log_msg(4, "Four...");
105 log_msg(5, "Five...");
106 log_msg(6, "Six...");
107 log_msg(7, "Seven...");
108 log_msg(8, "Eight...");
109 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
110}
111
112
113extern char *g_magicdev_command;
114
115/**
116 * Do whatever is necessary to insure a successful backup on the Linux distribution
117 * of the day.
118 */
119void distro_specific_kludges_at_start_of_mondoarchive(void)
120{
121 log_msg(2, "Unmounting old ramdisks if necessary");
122 stop_magicdev_if_necessary(); // for RH+Gnome users
123 /*
124 run_program_and_log_output
125 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
126 */
127 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
128 // stop_autofs_if_necessary(); // for Xandros users
129 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
130 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
131}
132
133
134
135/**
136 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
137 */
138void distro_specific_kludges_at_end_of_mondoarchive(void)
139{
140 log_msg(2, "Restarting magicdev if necessary");
141 sync();
142 restart_magicdev_if_necessary(); // for RH+Gnome users
143
144 log_msg(2, "Restarting autofs if necessary");
145 sync();
146 // restart_autofs_if_necessary(); // for Xandros users
147
148 log_msg(2, "Restarting supermounts if necessary");
149 sync();
150 remount_supermounts_if_necessary(); // for Mandrake users
151
152 log_msg(2, "Unmounting /boot if necessary");
153 sync();
154 unmount_boot_if_necessary(); // for Gentoo users
155
156// log_msg( 2, "Cleaning up KDE desktop");
157// clean_up_KDE_desktop_if_necessary();
158}
159
160
161/**
162 * Backup/verify the user's data.
163 * What did you think it did, anyway? :-)
164 */
165int main(int argc, char *argv[])
166{
167 char *tmp = NULL;
168 char *tmp1 = NULL;
169 int res, retval;
170 char *say_at_end = NULL;
171
172/* Make sure I'm root; abort if not */
173 if (getuid() != 0) {
174 fprintf(stderr, "Please run as root.\r\n");
175 exit(127);
176 }
177
178/* If -V, -v or --version then echo version no. and quit */
179 if (argc == 2
180 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
181 || !strcmp(argv[argc - 1], "--version"))) {
182 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
183 exit(0);
184 }
185
186/* Initialize variables */
187
188 printf("Initializing...\n");
189 if (!(bkpinfo = (struct s_bkpinfo *)malloc(sizeof(struct s_bkpinfo)))) {
190 fatal_error("Cannot malloc bkpinfo");
191 }
192 reset_bkpinfo();
193
194 res = 0;
195 retval = 0;
196 diffs = 0;
197 malloc_libmondo_global_strings();
198
199 /* initialize log file with time stamp */
200 unlink(MONDO_LOGFILE);
201 log_msg(0, "Time started: %s", mr_date());
202
203 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
204 mr_asprintf(&tmp1,"%s:/sbin:/usr/sbin:/usr/local/sbin",getenv("PATH"));
205 setenv("PATH", tmp1, 1);
206 paranoid_free(tmp1);
207
208 /* Add the ARCH environment variable for ia64 purposes */
209 mr_asprintf(&tmp1,"%s",get_architecture());
210 setenv("ARCH", tmp1, 1);
211 paranoid_free(tmp1);
212
213 /* Add MONDO_SHARE environment variable for mindi */
214 setenv_mondo_share();
215
216 /* Configure the bkpinfo structure, global file paths, etc. */
217 g_main_pid = getpid();
218 log_msg(9, "This");
219
220 set_signals(TRUE); // catch SIGTERM, etc.
221 run_program_and_log_output("dmesg -n1", TRUE);
222
223 log_msg(9, "Next");
224 make_hole_for_dir(MONDO_CACHE);
225
226 welcome_to_mondoarchive();
227 distro_specific_kludges_at_start_of_mondoarchive();
228 g_kernel_version = get_kernel_version();
229
230 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
231 g_loglevel = 10;
232 g_text_mode = TRUE;
233 setup_newt_stuff();
234 if (!strstr(argv[2], "filelist")) {
235 printf("Sorry - filelist goes first\n");
236 finish(1);
237 } else {
238 finish(get_fattr_list(argv[2], argv[3]));
239 }
240 finish(0);
241 }
242 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
243 g_loglevel = 10;
244 g_text_mode = TRUE;
245 setup_newt_stuff();
246 finish(set_fattr_list(argv[2], argv[3]));
247 }
248
249 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
250 g_loglevel = 10;
251 g_text_mode = TRUE;
252 setup_newt_stuff();
253 malloc_string(tmp);
254 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
255 printf("in=%s; out=%s\n", argv[2], tmp);
256 paranoid_free(tmp);
257 finish(1);
258 }
259
260 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
261 g_loglevel = 10;
262 g_text_mode = TRUE;
263 setup_newt_stuff();
264 if (!strstr(argv[2], "filelist")) {
265 printf("Sorry - filelist goes first\n");
266 finish(1);
267 } else {
268 finish(get_acl_list(argv[2], argv[3]));
269 }
270 finish(0);
271 }
272 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
273 g_loglevel = 10;
274 g_text_mode = TRUE;
275 setup_newt_stuff();
276 finish(set_acl_list(argv[2], argv[3]));
277 }
278
279 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
280 g_loglevel = 10;
281 g_text_mode = TRUE;
282 setup_newt_stuff();
283 malloc_string(tmp);
284 if (find_cdrw_device(tmp)) {
285 printf("Failed to find CDR-RW drive\n");
286 } else {
287 printf("CD-RW is at %s\n", tmp);
288 }
289 tmp[0] = '\0';
290 if (find_cdrom_device(tmp, atoi(argv[2]))) {
291 printf("Failed to find CD-ROM drive\n");
292 } else {
293 printf("CD-ROM is at %s\n", tmp);
294 }
295 paranoid_free(tmp);
296 finish(0);
297 }
298
299 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
300 g_loglevel = 10;
301 g_text_mode = TRUE;
302 setup_newt_stuff();
303 malloc_string(tmp);
304 if (find_dvd_device(tmp, atoi(argv[2]))) {
305 printf("Failed to find DVD drive\n");
306 } else {
307 printf("DVD is at %s\n", tmp);
308 }
309 paranoid_free(tmp);
310 finish(0);
311 }
312
313 if (argc > 2 && !strcmp(argv[1], "disksize")) {
314 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
315 finish(0);
316 }
317 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
318 if (is_dev_an_NTFS_dev(argv[2])) {
319 printf("%s is indeed an NTFS dev\n", argv[2]);
320 } else {
321 printf("%s is _not_ an NTFS dev\n", argv[2]);
322 }
323 finish(0);
324 }
325
326 if (pre_param_configuration()) {
327 fatal_error
328 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
329 }
330
331/* Process command line, if there is one. If not, ask user for info. */
332 if (argc == 1) {
333 g_text_mode = FALSE;
334 setup_newt_stuff();
335 res = interactively_obtain_media_parameters_from_user(TRUE); /* yes, archiving */
336 if (res) {
337 fatal_error
338 ("Syntax error. Please review the parameters you have supplied and try again.");
339 }
340 } else {
341 res = handle_incoming_parameters(argc, argv);
342 if (res) {
343 printf
344 ("Errors were detected in the command line you supplied.\n");
345 printf("Please review the log file - %s\n", MONDO_LOGFILE );
346 log_msg(1, "Mondoarchive will now exit.");
347 finish(1);
348 }
349 setup_newt_stuff();
350 }
351
352/* Finish configuring global structures */
353 if (post_param_configuration()) {
354 fatal_error
355 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
356 }
357
358 log_to_screen
359 ("BusyBox's sources are available from http://www.busybox.net");
360
361 /* If we're meant to backup then backup */
362 if (bkpinfo->backup_data) {
363 res = backup_data();
364 retval += res;
365 if (res) {
366 mr_asprintf(&say_at_end, "Data archived. Please check the logs, just as a precaution. ");
367 } else {
368 mr_asprintf(&say_at_end, "Data archived OK. ");
369 }
370 }
371
372/* If we're meant to verify then verify */
373 if (bkpinfo->verify_data) {
374 res = verify_data();
375 if (res < 0) {
376 mr_asprintf(&tmp, "%d difference%c found.", -res,
377 (-res != 1) ? 's' : ' ');
378 mr_asprintf(&say_at_end, "%s", tmp);
379 log_to_screen(tmp);
380 mr_free(tmp);
381 res = 0;
382 }
383 retval += res;
384 }
385
386/* Report result of entire operation (success? errors?) */
387 if (!retval) {
388 mvaddstr_and_log_it(g_currentY++, 0,
389 "Backup and/or verify ran to completion. Everything appears to be fine.");
390 } else {
391 mvaddstr_and_log_it(g_currentY++, 0,
392 "Backup and/or verify ran to completion. However, errors did occur.");
393 }
394
395 if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
396 log_to_screen
397 (MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it.");
398 }
399
400 if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
401 if (g_text_mode) {
402 log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
403 } else {
404 log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
405 log_msg(2, "Calling popup_changelist_from_file()");
406 popup_changelist_from_file(MONDO_CACHE"/changed.files");
407 log_msg(2, "Returned from popup_changelist_from_file()");
408 }
409 } else {
410 unlink(MONDO_CACHE"/changed.files");
411 }
412 if (say_at_end != NULL) {
413 log_to_screen(say_at_end);
414 paranoid_free(say_at_end);
415 }
416 mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
417 run_program_and_log_output(tmp, TRUE);
418 mr_free(tmp);
419 if (bkpinfo->backup_media_type == usb) {
420 log_msg(1, "Unmounting USB device.");
421 mr_asprintf(&tmp, "umount %s1", bkpinfo->media_device);
422 run_program_and_log_output(tmp, TRUE);
423 mr_free(tmp);
424 }
425
426 run_program_and_log_output("mount", 2);
427
428 system("rm -f "MONDO_CACHE"/last-backup.aborted");
429 if (!retval) {
430 printf("Mondoarchive ran OK.\n");
431 } else {
432 printf("Errors occurred during backup. Please check logfile.\n");
433 }
434 distro_specific_kludges_at_end_of_mondoarchive();
435 set_signals(FALSE);
436
437 free_libmondo_global_strings();
438
439
440 if (!g_cdrom_drive_is_here) {
441 log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
442 }
443 if (!g_dvd_drive_is_here) {
444 log_msg(10, "FYI, g_dvd_drive_is_here was never used");
445 }
446
447 /* finalize log file with time stamp */
448 log_msg(0, "Time finished: %s", mr_date());
449
450 chdir("/tmp");
451
452 if (!g_text_mode) {
453 popup_and_OK
454 ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
455 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
456 } else {
457 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
458 }
459 finish(retval);
460
461 return EXIT_SUCCESS;
462}
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