source: MondoRescue/branches/stable/mondo/src/mondoarchive/main.c@ 1080

Last change on this file since 1080 was 1080, checked in by Bruno Cornec, 17 years ago
  • Fix mindi install messages (reported by Andree Leidenfrost)
  • remove paranoid_free/free for mr_free
  • mr_asprintf used everywhere
  • mr_malloc used everywhere
  • Property svn:keywords set to Id
File size: 12.9 KB
Line 
1/***************************************************************************
2* $Id: main.c 1080 2007-01-28 18:04:41Z bruno $
3*/
4
5
6/**
7 * @file
8 * The main file for mondoarchive.
9 */
10
11/************************* #include statements *************************/
12#include <pthread.h>
13//#include <config.h>
14//#include "../../config.h"
15#include <stdio.h>
16#include <stdlib.h>
17#include "my-stuff.h"
18#include "../common/mondostructures.h"
19#include "../common/libmondo.h"
20#include "mondo-cli-EXT.h"
21
22// for CVS
23//static char cvsid[] = "$Id: main.c 1080 2007-01-28 18:04:41Z bruno $";
24
25/************************* external variables *************************/
26extern void set_signals(int);
27extern int g_current_media_number;
28extern void register_pid(pid_t, char *);
29extern int g_currentY;
30extern bool g_text_mode;
31extern char *g_boot_mountpt;
32extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
33extern char *g_mondo_home;
34extern char *g_tmpfs_mountpt;
35extern char *g_erase_tmpdir_and_scratchdir;
36extern char *g_cdrw_drive_is_here;
37static char *g_cdrom_drive_is_here = NULL;
38static char *g_dvd_drive_is_here = NULL;
39extern double g_kernel_version;
40
41/***************** global vars, used only by main.c ******************/
42bool g_skip_floppies;
43long diffs;
44char *ps_options = "auxww";
45char *ps_proc_id = "$2";
46
47extern t_bkptype g_backup_media_type;
48extern int g_loglevel;
49
50/****************** subroutines used only by main.c ******************/
51
52
53/**
54 * Print a "don't panic" message to the log and a message about the logfile to the screen.
55 */
56void welcome_to_mondoarchive()
57{
58 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
59 PACKAGE_VERSION);
60 log_msg(0, "running on %s architecture", get_architecture());
61 log_msg(0,
62 "-----------------------------------------------------------");
63 log_msg(0,
64 "NB: Mondo logs almost everything, so don't panic if you see");
65 log_msg(0,
66 "some error messages. Please read them carefully before you");
67 log_msg(0,
68 "decide to break out in a cold sweat. Despite (or perhaps");
69 log_msg(0,
70 "because of) the wealth of messages. some users are inclined");
71 log_msg(0,
72 "to stop reading this log. If Mondo stopped for some reason,");
73 log_msg(0,
74 "chances are it's detailed here. More than likely there's a");
75 log_msg(0,
76 "message at the very end of this log that will tell you what");
77 log_msg(0,
78 "is wrong. Please read it! -Devteam");
79 log_msg(0,
80 "-----------------------------------------------------------");
81
82 log_msg(0, "Zero...");
83 log_msg(1, "One...");
84 log_msg(2, "Two...");
85 log_msg(3, "Three...");
86 log_msg(4, "Four...");
87 log_msg(5, "Five...");
88 log_msg(6, "Six...");
89 log_msg(7, "Seven...");
90 log_msg(8, "Eight...");
91 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
92}
93
94
95extern char *g_magicdev_command;
96
97/**
98 * Do whatever is necessary to insure a successful backup on the Linux distribution
99 * of the day.
100 */
101void distro_specific_kludges_at_start_of_mondoarchive()
102{
103 log_msg(2, "Unmounting old ramdisks if necessary");
104 stop_magicdev_if_necessary(); // for RH+Gnome users
105 run_program_and_log_output
106 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
107 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
108 // stop_autofs_if_necessary(); // for Xandros users
109 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
110 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
111}
112
113
114
115/**
116 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
117 */
118void distro_specific_kludges_at_end_of_mondoarchive()
119{
120// char tmp[500];
121 log_msg(2, "Restarting magicdev if necessary");
122 sync();
123 restart_magicdev_if_necessary(); // for RH+Gnome users
124
125 log_msg(2, "Restarting autofs if necessary");
126 sync();
127 // restart_autofs_if_necessary(); // for Xandros users
128
129 log_msg(2, "Restarting supermounts if necessary");
130 sync();
131 remount_supermounts_if_necessary(); // for Mandrake users
132
133 log_msg(2, "Unmounting /boot if necessary");
134 sync();
135 unmount_boot_if_necessary(); // for Gentoo users
136
137// log_msg( 2, "Cleaning up KDE desktop");
138// clean_up_KDE_desktop_if_necessary();
139}
140
141/* Return a string containing the date */
142char *mr_date(void) {
143
144 time_t tcurr;
145
146 tcurr = time(NULL);
147 return(ctime(&tcurr));
148}
149
150/*-----------------------------------------------------------*/
151
152
153
154/**
155 * Backup/verify the user's data.
156 * What did you think it did, anyway? :-)
157 */
158int main(int argc, char *argv[])
159{
160 struct s_bkpinfo *bkpinfo;
161 char *tmp;
162 int res, retval;
163 char *say_at_end;
164
165/* Make sure I'm root; abort if not */
166 if (getuid() != 0) {
167 fprintf(stderr, "Please run as root.\r\n");
168 exit(127);
169 }
170
171/* If -V, -v or --version then echo version no. and quit */
172 if (argc == 2
173 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
174 || !strcmp(argv[argc - 1], "--version"))) {
175 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
176 exit(0);
177 }
178
179/* Initialize variables */
180
181 malloc_libmondo_global_strings();
182 malloc_string(tmp);
183 malloc_string(say_at_end);
184
185 res = 0;
186 retval = 0;
187 diffs = 0;
188 say_at_end[0] = '\0';
189 printf("Initializing...\n");
190 bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
191
192 /* initialize log file with time stamp */
193 unlink(MONDO_LOGFILE);
194 log_msg(0, "Time started: %s", mr_date());
195
196 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
197 strncpy(tmp, getenv("PATH"), MAX_STR_LEN - 1);
198 tmp[MAX_STR_LEN - 1] = '\0';
199 if (strlen(tmp) >= MAX_STR_LEN - 33) {
200 fatal_error
201 ("Your PATH environmental variable is too long. Please shorten it.");
202 }
203 strcat(tmp, ":/sbin:/usr/sbin:/usr/local/sbin");
204 setenv("PATH", tmp, 1);
205
206 /* Add the ARCH environment variable for ia64 purposes */
207 strncpy(tmp, get_architecture(), MAX_STR_LEN - 1);
208 tmp[MAX_STR_LEN - 1] = '\0';
209 setenv("ARCH", tmp, 1);
210
211 /* Add MONDO_SHARE environment variable for mindi */
212 setenv_mondo_share();
213
214 /* Configure the bkpinfo structure, global file paths, etc. */
215 g_main_pid = getpid();
216 log_msg(9, "This");
217
218 register_pid(g_main_pid, "mondo");
219 set_signals(TRUE); // catch SIGTERM, etc.
220 run_program_and_log_output("dmesg -n1", TRUE);
221
222 log_msg(9, "Next");
223 welcome_to_mondoarchive();
224 distro_specific_kludges_at_start_of_mondoarchive();
225 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
226 bkpinfo->scratchdir);
227 g_kernel_version = get_kernel_version();
228
229 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
230 g_loglevel = 10;
231 g_text_mode = TRUE;
232 setup_newt_stuff();
233 if (!strstr(argv[2], "filelist")) {
234 printf("Sorry - filelist goes first\n");
235 finish(1);
236 } else {
237 finish(get_fattr_list(argv[2], argv[3]));
238 }
239 finish(0);
240 }
241 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
242 g_loglevel = 10;
243// chdir("/tmp");
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 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
254 printf("in=%s; out=%s\n", argv[2], tmp);
255 finish(1);
256 }
257
258 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
259 g_loglevel = 10;
260 g_text_mode = TRUE;
261 setup_newt_stuff();
262 if (!strstr(argv[2], "filelist")) {
263 printf("Sorry - filelist goes first\n");
264 finish(1);
265 } else {
266 finish(get_acl_list(argv[2], argv[3]));
267 }
268 finish(0);
269 }
270 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
271 g_loglevel = 10;
272// chdir("/tmp");
273 g_text_mode = TRUE;
274 setup_newt_stuff();
275 finish(set_acl_list(argv[2], argv[3]));
276 }
277
278 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
279 g_loglevel = 10;
280 g_text_mode = TRUE;
281 setup_newt_stuff();
282 if (find_cdrw_device(tmp)) {
283 printf("Failed to find CDR-RW drive\n");
284 } else {
285 printf("CD-RW is at %s\n", tmp);
286 }
287 tmp[0] = '\0';
288 if (find_cdrom_device(tmp, atoi(argv[2]))) {
289 printf("Failed to find CD-ROM drive\n");
290 } else {
291 printf("CD-ROM is at %s\n", tmp);
292 }
293 finish(0);
294 }
295
296 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
297 g_loglevel = 10;
298 g_text_mode = TRUE;
299 setup_newt_stuff();
300 if (find_dvd_device(tmp, atoi(argv[2]))) {
301 printf("Failed to find DVD drive\n");
302 } else {
303 printf("DVD is at %s\n", tmp);
304 }
305 finish(0);
306 }
307
308 if (argc > 2 && !strcmp(argv[1], "disksize")) {
309 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
310 finish(0);
311 }
312 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
313 if (is_dev_an_NTFS_dev(argv[2])) {
314 printf("%s is indeed an NTFS dev\n", argv[2]);
315 } else {
316 printf("%s is _not_ an NTFS dev\n", argv[2]);
317 }
318 finish(0);
319 }
320
321 if (pre_param_configuration(bkpinfo)) {
322 fatal_error
323 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
324 }
325
326/* Process command line, if there is one. If not, ask user for info. */
327 if (argc == 1) {
328 g_text_mode = FALSE;
329 setup_newt_stuff();
330 res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE); /* yes, archiving */
331 if (res) {
332 fatal_error
333 ("Syntax error. Please review the parameters you have supplied and try again.");
334 }
335 } else {
336 res = handle_incoming_parameters(argc, argv, bkpinfo);
337 if (res) {
338 printf
339 ("Errors were detected in the command line you supplied.\n");
340 printf("Please review the log file - " MONDO_LOGFILE "\n");
341 log_msg(1, "Mondoarchive will now exit.");
342 finish(1);
343 }
344 setup_newt_stuff();
345 }
346
347/* Finish configuring global structures */
348 if (post_param_configuration(bkpinfo)) {
349 fatal_error
350 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
351 }
352
353 log_to_screen
354 ("BusyBox's sources are available from http://www.busybox.net");
355 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
356 bkpinfo->scratchdir);
357
358 /* If we're meant to backup then backup */
359 if (bkpinfo->backup_data) {
360 res = backup_data(bkpinfo);
361 retval += res;
362 if (res) {
363 strcat(say_at_end,
364 "Data archived. Please check the logs, just as a precaution. ");
365 } else {
366 strcat(say_at_end, "Data archived OK. ");
367 }
368 }
369
370/* If we're meant to verify then verify */
371 if (bkpinfo->verify_data) {
372 res = verify_data(bkpinfo);
373 if (res < 0) {
374 sprintf(tmp, "%d difference%c found.", -res,
375 (-res != 1) ? 's' : ' ');
376 strcat(say_at_end, tmp);
377 log_to_screen(tmp);
378 res = 0;
379 }
380 retval += res;
381 }
382
383/* Offer to write floppy disk images to physical disks */
384 if (bkpinfo->backup_data && !g_skip_floppies) {
385 res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
386 retval += res;
387// res = offer_to_write_boot_ISO_to_physical_CD(bkpinfo);
388// retval += res;
389 }
390
391/* Report result of entire operation (success? errors?) */
392 if (!retval) {
393 mvaddstr_and_log_it(g_currentY++, 0,
394 "Backup and/or verify ran to completion. Everything appears to be fine.");
395 } else {
396 mvaddstr_and_log_it(g_currentY++, 0,
397 "Backup and/or verify ran to completion. However, errors did occur.");
398 }
399
400 if (does_file_exist("/var/cache/mindi/mondorescue.iso")) {
401 log_to_screen
402 ("/var/cache/mindi/mondorescue.iso, a boot/utility CD, is available if you want it.");
403 }
404
405
406 if (length_of_file("/tmp/changed.files") > 2) {
407 if (g_text_mode) {
408 log_to_screen
409 ("Type 'less /tmp/changed.files' to see which files don't match the archives");
410 } else {
411 log_msg(1,
412 "Type 'less /tmp/changed.files' to see which files don't match the archives");
413 log_msg(2, "Calling popup_changelist_from_file()");
414 popup_changelist_from_file("/tmp/changed.files");
415 log_msg(2, "Returned from popup_changelist_from_file()");
416 }
417 } else {
418 unlink("/tmp/changed.files");
419 }
420 log_to_screen(say_at_end);
421 sprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
422 run_program_and_log_output(tmp, TRUE);
423 run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
424
425 run_program_and_log_output("mount", 2);
426
427 system("rm -f /var/cache/mondo-archive/last-backup.aborted");
428 system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
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 register_pid(0, "mondo");
436 set_signals(FALSE);
437 chdir("/tmp"); // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
438 system(g_erase_tmpdir_and_scratchdir);
439 free_libmondo_global_strings();
440 mr_free(say_at_end);
441 mr_free(tmp);
442 mr_free(bkpinfo);
443
444 unlink("/tmp/filelist.full");
445 unlink("/tmp/filelist.full.gz");
446
447 if (!g_cdrom_drive_is_here) {
448 log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
449 }
450 if (!g_dvd_drive_is_here) {
451 log_msg(10, "FYI, g_dvd_drive_is_here was never used");
452 }
453
454 /* finalize log file with time stamp */
455 log_msg(0, "Time finished: %s", mr_date());
456
457 if (!g_text_mode) {
458 popup_and_OK
459 ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
460 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
461 finish(retval);
462 } else {
463 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
464 exit(retval);
465 }
466
467 return EXIT_SUCCESS;
468}
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