source: MondoRescue/branches/2.2.10/mondo/src/mondoarchive/mondoarchive.c@ 2324

Last change on this file since 2324 was 2324, checked in by Bruno Cornec, 15 years ago

r3335@localhost: bruno | 2009-08-08 23:04:12 +0200

  • Change mr_asprintf to avoid the need of pointer and be consistent with the other mr_mem functions
  • Property svn:keywords set to Id
File size: 12.4 KB
Line 
1/***************************************************************************
2$Id: mondoarchive.c 2324 2009-08-18 13:13:54Z 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 2324 2009-08-18 13:13:54Z 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 = 0L;
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/* Make cleanup the finish function */
57void (*mr_cleanup)(int) = finish;
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 = 0;
170 int i = 0;
171 int retval = 0;
172 char *say_at_end = NULL;
173
174 printf("Initializing...\n");
175
176 bkpinfo = (struct s_bkpinfo *)mr_malloc(sizeof(struct s_bkpinfo));
177 init_bkpinfo();
178
179 /* initialize log file with time stamp */
180 unlink(MONDO_LOGFILE);
181 log_msg(0, "Time started: %s", mr_date());
182
183 /* Memory allocation is done in those functions */
184 malloc_libmondo_global_strings();
185 if (argc == 1) {
186 g_text_mode = FALSE;
187 } else {
188 g_text_mode = TRUE;
189 /* newt mode if -g specified on cli */
190 for (i = 0; i < argc; i++) {
191 if (!strcmp(argv[i],"-g")) {
192 g_text_mode = FALSE;
193 }
194 }
195 }
196 setup_newt_stuff();
197
198 /* Make sure I'm root; abort if not */
199 if (getuid() != 0) {
200 fatal_error("Please run as root.\n");
201 }
202
203 /* If -V, -v or --version then echo version no. and quit */
204 if (argc == 2 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V") || !strcmp(argv[argc - 1], "--version"))) {
205 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
206 finish(0);
207 }
208
209
210 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
211 mr_asprintf(tmp1,"%s:/sbin:/usr/sbin:/usr/local/sbin",getenv("PATH"));
212 setenv("PATH", tmp1, 1);
213 mr_free(tmp1);
214
215 /* Add the ARCH environment variable for ia64 purposes */
216 mr_asprintf(tmp1,"%s",get_architecture());
217 setenv("ARCH", tmp1, 1);
218 mr_free(tmp1);
219
220 /* Add MONDO_SHARE environment variable for mindi */
221 setenv_mondo_share();
222
223 /* Configure the bkpinfo structure, global file paths, etc. */
224 g_main_pid = getpid();
225 log_msg(9, "This");
226
227 set_signals(TRUE); // catch SIGTERM, etc.
228 run_program_and_log_output("dmesg -n1", TRUE);
229
230 log_msg(9, "Next");
231 make_hole_for_dir(MONDO_CACHE);
232
233 welcome_to_mondoarchive();
234 distro_specific_kludges_at_start_of_mondoarchive();
235 g_kernel_version = get_kernel_version();
236
237 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
238 g_loglevel = 10;
239 if (!strstr(argv[2], "filelist")) {
240 printf("Sorry - filelist goes first\n");
241 finish(1);
242 } else {
243 finish(get_fattr_list(argv[2], argv[3]));
244 }
245 finish(0);
246 }
247 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
248 g_loglevel = 10;
249 finish(set_fattr_list(argv[2], argv[3]));
250 }
251
252 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
253 g_loglevel = 10;
254 malloc_string(tmp);
255 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
256 printf("in=%s; out=%s\n", argv[2], tmp);
257 paranoid_free(tmp);
258 finish(1);
259 }
260
261 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
262 g_loglevel = 10;
263 if (!strstr(argv[2], "filelist")) {
264 printf("Sorry - filelist goes first\n");
265 finish(1);
266 } else {
267 finish(get_acl_list(argv[2], argv[3]));
268 }
269 finish(0);
270 }
271 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
272 g_loglevel = 10;
273 finish(set_acl_list(argv[2], argv[3]));
274 }
275
276 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
277 g_loglevel = 10;
278 malloc_string(tmp);
279 if (find_cdrw_device(tmp)) {
280 printf("Failed to find CDR-RW drive\n");
281 } else {
282 printf("CD-RW is at %s\n", tmp);
283 }
284 tmp[0] = '\0';
285 if (find_cdrom_device(tmp, atoi(argv[2]))) {
286 printf("Failed to find CD-ROM drive\n");
287 } else {
288 printf("CD-ROM is at %s\n", tmp);
289 }
290 paranoid_free(tmp);
291 finish(0);
292 }
293
294 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
295 g_loglevel = 10;
296 malloc_string(tmp);
297 if (find_dvd_device(tmp, atoi(argv[2]))) {
298 printf("Failed to find DVD drive\n");
299 } else {
300 printf("DVD is at %s\n", tmp);
301 }
302 paranoid_free(tmp);
303 finish(0);
304 }
305
306 if (argc > 2 && !strcmp(argv[1], "disksize")) {
307 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
308 finish(0);
309 }
310 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
311 if (is_dev_an_NTFS_dev(argv[2])) {
312 printf("%s is indeed an NTFS dev\n", argv[2]);
313 } else {
314 printf("%s is _not_ an NTFS dev\n", argv[2]);
315 }
316 finish(0);
317 }
318
319 if (pre_param_configuration()) {
320 fatal_error
321 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
322 }
323
324/* Process command line, if there is one. If not, ask user for info. */
325 if (argc == 1) {
326 res = interactively_obtain_media_parameters_from_user(TRUE); /* yes, archiving */
327 if (res) {
328 fatal_error
329 ("Syntax error. Please review the parameters you have supplied and try again.");
330 }
331 } else {
332 res = handle_incoming_parameters(argc, argv);
333 if (res) {
334 printf
335 ("Errors were detected in the command line you supplied.\n");
336 printf("Please review the log file - %s\n", MONDO_LOGFILE );
337 log_msg(1, "Mondoarchive will now exit.");
338 finish(1);
339 }
340 }
341
342/* Finish configuring global structures */
343 if (post_param_configuration()) {
344 fatal_error("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
345 }
346
347 log_to_screen("BusyBox's sources are available from http://www.busybox.net");
348
349 /* If we're meant to backup then backup */
350 if (bkpinfo->backup_data) {
351 res = backup_data();
352 retval += res;
353 if (res) {
354 mr_asprintf(say_at_end, "Data archived. Please check the logs, just as a precaution. ");
355 } else {
356 mr_asprintf(say_at_end, "Data archived OK. ");
357 }
358 }
359
360/* If we're meant to verify then verify */
361 if (bkpinfo->verify_data) {
362 res = verify_data();
363 if (res < 0) {
364 mr_asprintf(tmp, "%d difference%c found.", -res, (-res != 1) ? 's' : ' ');
365 mr_asprintf(say_at_end, "%s", tmp);
366 log_to_screen(tmp);
367 mr_free(tmp);
368 res = 0;
369 }
370 retval += res;
371 }
372
373/* Report result of entire operation (success? errors?) */
374 if (!retval) {
375 mvaddstr_and_log_it(g_currentY++, 0,
376 "Backup and/or verify ran to completion. Everything appears to be fine.");
377 } else {
378 mvaddstr_and_log_it(g_currentY++, 0,
379 "Backup and/or verify ran to completion. However, errors did occur.");
380 }
381
382 if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
383 log_to_screen
384 (MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it.");
385 }
386
387 if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
388 if (g_text_mode) {
389 log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
390 } else {
391 log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
392 log_msg(2, "Calling popup_changelist_from_file()");
393 popup_changelist_from_file(MONDO_CACHE"/changed.files");
394 log_msg(2, "Returned from popup_changelist_from_file()");
395 }
396 } else {
397 unlink(MONDO_CACHE"/changed.files");
398 }
399 if (say_at_end != NULL) {
400 log_to_screen(say_at_end);
401 mr_free(say_at_end);
402 }
403 mr_asprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
404 run_program_and_log_output(tmp, TRUE);
405 mr_free(tmp);
406 if (bkpinfo->backup_media_type == usb) {
407 log_msg(1, "Unmounting USB device.");
408 mr_asprintf(tmp, "umount %s1", bkpinfo->media_device);
409 run_program_and_log_output(tmp, TRUE);
410 mr_free(tmp);
411 }
412
413 run_program_and_log_output("mount", 2);
414
415 system("rm -f "MONDO_CACHE"/last-backup.aborted");
416 if (!retval) {
417 printf("Mondoarchive ran OK.\n");
418 } else {
419 printf("Errors occurred during backup. Please check logfile.\n");
420 }
421 distro_specific_kludges_at_end_of_mondoarchive();
422 set_signals(FALSE);
423
424 free_libmondo_global_strings();
425
426
427 if (!g_cdrom_drive_is_here) {
428 log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
429 }
430 if (!g_dvd_drive_is_here) {
431 log_msg(10, "FYI, g_dvd_drive_is_here was never used");
432 }
433
434 /* finalize log file with time stamp */
435 log_msg(0, "Time finished: %s", mr_date());
436
437 chdir("/tmp");
438
439 if (!g_text_mode) {
440 popup_and_OK("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
441 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
442 } else {
443 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
444 }
445 finish(retval);
446
447 return EXIT_SUCCESS;
448}
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