source: MondoRescue/branches/stable/mondo/src/mondoarchive/main.c@ 1112

Last change on this file since 1112 was 1112, checked in by Bruno Cornec, 17 years ago

mondoarchive main needs mr_msg now

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File size: 12.9 KB
Line 
1/***************************************************************************
2* $Id: main.c 1112 2007-02-08 01:14:05Z 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 "../common/mondostructures.h"
21#include "../common/libmondo.h"
22#include "mondo-cli-EXT.h"
23
24#include "mr_str.h"
25#include "mr_msg.h"
26#include "mr_file.h"
27
28// for CVS
29//static char cvsid[] = "$Id: main.c 1112 2007-02-08 01:14:05Z bruno $";
30
31/************************* external variables *************************/
32extern void set_signals(int);
33extern int g_current_media_number;
34extern void register_pid(pid_t, char *);
35extern int g_currentY;
36extern bool g_text_mode;
37extern char *g_boot_mountpt;
38extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
39extern char *g_mondo_home;
40extern char *g_tmpfs_mountpt;
41extern char *g_erase_tmpdir_and_scratchdir;
42extern char *g_cdrw_drive_is_here;
43static char *g_cdrom_drive_is_here = NULL;
44static char *g_dvd_drive_is_here = NULL;
45extern double g_kernel_version;
46
47/***************** global vars, used only by main.c ******************/
48bool g_skip_floppies;
49long diffs;
50char *ps_options = "auxww";
51char *ps_proc_id = "$2";
52
53extern t_bkptype g_backup_media_type;
54extern int g_loglevel;
55
56/****************** subroutines used only by main.c ******************/
57
58
59/**
60 * Print a "don't panic" message to the log and a message about the logfile to the screen.
61 */
62void welcome_to_mondoarchive()
63{
64 mr_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
65 PACKAGE_VERSION);
66 mr_msg(0, "running on %s architecture", get_architecture());
67 mr_msg(0,
68 "-----------------------------------------------------------");
69 mr_msg(0,
70 "NB: Mondo logs almost everything, so don't panic if you see");
71 mr_msg(0,
72 "some error messages. Please read them carefully before you");
73 mr_msg(0,
74 "decide to break out in a cold sweat. Despite (or perhaps");
75 mr_msg(0,
76 "because of) the wealth of messages. some users are inclined");
77 mr_msg(0,
78 "to stop reading this log. If Mondo stopped for some reason,");
79 mr_msg(0,
80 "chances are it's detailed here. More than likely there's a");
81 mr_msg(0,
82 "message at the very end of this log that will tell you what");
83 mr_msg(0,
84 "is wrong. Please read it! -Devteam");
85 mr_msg(0,
86 "-----------------------------------------------------------");
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
101extern char *g_magicdev_command;
102
103/**
104 * Do whatever is necessary to insure a successful backup on the Linux distribution
105 * of the day.
106 */
107void distro_specific_kludges_at_start_of_mondoarchive()
108{
109 mr_msg(2, "Unmounting old ramdisks if necessary");
110 stop_magicdev_if_necessary(); // for RH+Gnome users
111 run_program_and_log_output
112 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
113 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
114 // stop_autofs_if_necessary(); // for Xandros users
115 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
116 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
117}
118
119
120
121/**
122 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
123 */
124void distro_specific_kludges_at_end_of_mondoarchive()
125{
126// char tmp[500];
127 mr_msg(2, "Restarting magicdev if necessary");
128 sync();
129 restart_magicdev_if_necessary(); // for RH+Gnome users
130
131 mr_msg(2, "Restarting autofs if necessary");
132 sync();
133 // restart_autofs_if_necessary(); // for Xandros users
134
135 mr_msg(2, "Restarting supermounts if necessary");
136 sync();
137 remount_supermounts_if_necessary(); // for Mandrake users
138
139 mr_msg(2, "Unmounting /boot if necessary");
140 sync();
141 unmount_boot_if_necessary(); // for Gentoo users
142
143// mr_msg( 2, "Cleaning up KDE desktop");
144// clean_up_KDE_desktop_if_necessary();
145}
146
147/*-----------------------------------------------------------*/
148
149
150
151/**
152 * Backup/verify the user's data.
153 * What did you think it did, anyway? :-)
154 */
155int main(int argc, char *argv[])
156{
157 struct s_bkpinfo *bkpinfo;
158 struct stat stbuf;
159 char *tmp;
160 int res, retval;
161 char *say_at_end;
162
163/* Make sure I'm root; abort if not */
164 if (getuid() != 0) {
165 fprintf(stderr, "Please run as root.\r\n");
166 exit(127);
167 }
168
169/* If -V, -v or --version then echo version no. and quit */
170 if (argc == 2
171 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
172 || !strcmp(argv[argc - 1], "--version"))) {
173 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
174 exit(0);
175 }
176
177/* Initialize variables */
178
179 malloc_libmondo_global_strings();
180 malloc_string(tmp);
181 malloc_string(say_at_end);
182
183 res = 0;
184 retval = 0;
185 diffs = 0;
186 say_at_end[0] = '\0';
187 printf("Initializing...\n");
188 bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
189
190 /* initialize log file with time stamp */
191 unlink(MONDO_LOGFILE);
192 mr_msg(0, "Time started: %s", mr_date());
193
194 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
195 strncpy(tmp, getenv("PATH"), MAX_STR_LEN - 1);
196 tmp[MAX_STR_LEN - 1] = '\0';
197 if (strlen(tmp) >= MAX_STR_LEN - 33) {
198 fatal_error
199 ("Your PATH environmental variable is too long. Please shorten it.");
200 }
201 strcat(tmp, ":/sbin:/usr/sbin:/usr/local/sbin");
202 setenv("PATH", tmp, 1);
203
204 /* Add the ARCH environment variable for ia64 purposes */
205 strncpy(tmp, get_architecture(), MAX_STR_LEN - 1);
206 tmp[MAX_STR_LEN - 1] = '\0';
207 setenv("ARCH", tmp, 1);
208
209 /* Add MONDO_SHARE + others environment variable for mindi */
210 setenv_mondo_share();
211
212 if (stat(MONDO_CACHE, &stbuf) != 0) {
213 mr_mkdir(MONDO_CACHE,0x755);
214 }
215
216 /* Configure the bkpinfo structure, global file paths, etc. */
217 g_main_pid = getpid();
218 mr_msg(9, "This");
219
220 register_pid(g_main_pid, "mondo");
221 set_signals(TRUE); // catch SIGTERM, etc.
222 run_program_and_log_output("dmesg -n1", TRUE);
223
224 mr_msg(9, "Next");
225 welcome_to_mondoarchive();
226 distro_specific_kludges_at_start_of_mondoarchive();
227 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
228 bkpinfo->scratchdir);
229 g_kernel_version = get_kernel_version();
230
231 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
232 g_loglevel = 10;
233 g_text_mode = TRUE;
234 setup_newt_stuff();
235 if (!strstr(argv[2], "filelist")) {
236 printf("Sorry - filelist goes first\n");
237 finish(1);
238 } else {
239 finish(get_fattr_list(argv[2], argv[3]));
240 }
241 finish(0);
242 }
243 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
244 g_loglevel = 10;
245// chdir("/tmp");
246 g_text_mode = TRUE;
247 setup_newt_stuff();
248 finish(set_fattr_list(argv[2], argv[3]));
249 }
250
251 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
252 g_loglevel = 10;
253 g_text_mode = TRUE;
254 setup_newt_stuff();
255 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
256 printf("in=%s; out=%s\n", argv[2], 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// chdir("/tmp");
275 g_text_mode = TRUE;
276 setup_newt_stuff();
277 finish(set_acl_list(argv[2], argv[3]));
278 }
279
280 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
281 g_loglevel = 10;
282 g_text_mode = TRUE;
283 setup_newt_stuff();
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 finish(0);
296 }
297
298 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
299 g_loglevel = 10;
300 g_text_mode = TRUE;
301 setup_newt_stuff();
302 if (find_dvd_device(tmp, atoi(argv[2]))) {
303 printf("Failed to find DVD drive\n");
304 } else {
305 printf("DVD is at %s\n", tmp);
306 }
307 finish(0);
308 }
309
310 if (argc > 2 && !strcmp(argv[1], "disksize")) {
311 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
312 finish(0);
313 }
314 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
315 if (is_dev_an_NTFS_dev(argv[2])) {
316 printf("%s is indeed an NTFS dev\n", argv[2]);
317 } else {
318 printf("%s is _not_ an NTFS dev\n", argv[2]);
319 }
320 finish(0);
321 }
322
323 if (pre_param_configuration(bkpinfo)) {
324 fatal_error
325 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
326 }
327
328/* Process command line, if there is one. If not, ask user for info. */
329 if (argc == 1) {
330 g_text_mode = FALSE;
331 setup_newt_stuff();
332 res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE); /* yes, archiving */
333 if (res) {
334 fatal_error
335 ("Syntax error. Please review the parameters you have supplied and try again.");
336 }
337 } else {
338 res = handle_incoming_parameters(argc, argv, bkpinfo);
339 if (res) {
340 printf
341 ("Errors were detected in the command line you supplied.\n");
342 printf("Please review the log file - " MONDO_LOGFILE "\n");
343 mr_msg(1, "Mondoarchive will now exit.");
344 finish(1);
345 }
346 setup_newt_stuff();
347 }
348
349/* Finish configuring global structures */
350 if (post_param_configuration(bkpinfo)) {
351 fatal_error
352 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
353 }
354
355 log_to_screen
356 ("BusyBox's sources are available from http://www.busybox.net");
357 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
358 bkpinfo->scratchdir);
359
360 /* If we're meant to backup then backup */
361 if (bkpinfo->backup_data) {
362 res = backup_data(bkpinfo);
363 retval += res;
364 if (res) {
365 strcat(say_at_end,
366 "Data archived. Please check the logs, just as a precaution. ");
367 } else {
368 strcat(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(bkpinfo);
375 if (res < 0) {
376 sprintf(tmp, "%d difference%c found.", -res,
377 (-res != 1) ? 's' : ' ');
378 strcat(say_at_end, tmp);
379 log_to_screen(tmp);
380 res = 0;
381 }
382 retval += res;
383 }
384
385/* Offer to write floppy disk images to physical disks */
386 if (bkpinfo->backup_data && !g_skip_floppies) {
387 res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
388 retval += res;
389// res = offer_to_write_boot_ISO_to_physical_CD(bkpinfo);
390// retval += res;
391 }
392
393/* Report result of entire operation (success? errors?) */
394 if (!retval) {
395 mvaddstr_and_log_it(g_currentY++, 0,
396 "Backup and/or verify ran to completion. Everything appears to be fine.");
397 } else {
398 mvaddstr_and_log_it(g_currentY++, 0,
399 "Backup and/or verify ran to completion. However, errors did occur.");
400 }
401
402 if (does_file_exist("/var/cache/mindi/mondorescue.iso")) {
403 log_to_screen
404 ("/var/cache/mindi/mondorescue.iso, a boot/utility CD, is available if you want it.");
405 }
406
407
408 if (length_of_file("/tmp/changed.files") > 2) {
409 if (g_text_mode) {
410 log_to_screen
411 ("Type 'less /tmp/changed.files' to see which files don't match the archives");
412 } else {
413 mr_msg(1,
414 "Type 'less /tmp/changed.files' to see which files don't match the archives");
415 mr_msg(2, "Calling popup_changelist_from_file()");
416 popup_changelist_from_file("/tmp/changed.files");
417 mr_msg(2, "Returned from popup_changelist_from_file()");
418 }
419 } else {
420 unlink("/tmp/changed.files");
421 }
422 log_to_screen(say_at_end);
423 sprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
424 run_program_and_log_output(tmp, TRUE);
425 run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
426
427 run_program_and_log_output("mount", 2);
428
429 system("rm -f /var/cache/mondo-archive/last-backup.aborted");
430 system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
431 if (!retval) {
432 printf("Mondoarchive ran OK.\n");
433 } else {
434 printf("Errors occurred during backup. Please check logfile.\n");
435 }
436 distro_specific_kludges_at_end_of_mondoarchive();
437 register_pid(0, "mondo");
438 set_signals(FALSE);
439 chdir("/tmp"); // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
440 system(g_erase_tmpdir_and_scratchdir);
441 free_libmondo_global_strings();
442 mr_free(say_at_end);
443 mr_free(tmp);
444 mr_free(bkpinfo);
445
446 unlink("/tmp/filelist.full");
447 unlink("/tmp/filelist.full.gz");
448
449 if (!g_cdrom_drive_is_here) {
450 mr_msg(10, "FYI, g_cdrom_drive_is_here was never used");
451 }
452 if (!g_dvd_drive_is_here) {
453 mr_msg(10, "FYI, g_dvd_drive_is_here was never used");
454 }
455
456 /* finalize log file with time stamp */
457 mr_msg(0, "Time finished: %s", mr_date());
458
459 if (!g_text_mode) {
460 popup_and_OK
461 ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
462 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
463 finish(retval);
464 } else {
465 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
466 exit(retval);
467 }
468
469 return EXIT_SUCCESS;
470}
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