source: MondoRescue/branches/stable/mondo/src/mondoarchive/main.c@ 1108

Last change on this file since 1108 was 1108, checked in by Bruno Cornec, 17 years ago

log_msg => mr_msg for main files

  • Property svn:keywords set to Id
File size: 12.9 KB
Line 
1/***************************************************************************
2* $Id: main.c 1108 2007-02-07 23:10:16Z 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_file.h"
26
27// for CVS
28//static char cvsid[] = "$Id: main.c 1108 2007-02-07 23:10:16Z bruno $";
29
30/************************* external variables *************************/
31extern void set_signals(int);
32extern int g_current_media_number;
33extern void register_pid(pid_t, char *);
34extern int g_currentY;
35extern bool g_text_mode;
36extern char *g_boot_mountpt;
37extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
38extern char *g_mondo_home;
39extern char *g_tmpfs_mountpt;
40extern char *g_erase_tmpdir_and_scratchdir;
41extern char *g_cdrw_drive_is_here;
42static char *g_cdrom_drive_is_here = NULL;
43static char *g_dvd_drive_is_here = NULL;
44extern double g_kernel_version;
45
46/***************** global vars, used only by main.c ******************/
47bool g_skip_floppies;
48long diffs;
49char *ps_options = "auxww";
50char *ps_proc_id = "$2";
51
52extern t_bkptype g_backup_media_type;
53extern int g_loglevel;
54
55/****************** subroutines used only by main.c ******************/
56
57
58/**
59 * Print a "don't panic" message to the log and a message about the logfile to the screen.
60 */
61void welcome_to_mondoarchive()
62{
63 mr_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
64 PACKAGE_VERSION);
65 mr_msg(0, "running on %s architecture", get_architecture());
66 mr_msg(0,
67 "-----------------------------------------------------------");
68 mr_msg(0,
69 "NB: Mondo logs almost everything, so don't panic if you see");
70 mr_msg(0,
71 "some error messages. Please read them carefully before you");
72 mr_msg(0,
73 "decide to break out in a cold sweat. Despite (or perhaps");
74 mr_msg(0,
75 "because of) the wealth of messages. some users are inclined");
76 mr_msg(0,
77 "to stop reading this log. If Mondo stopped for some reason,");
78 mr_msg(0,
79 "chances are it's detailed here. More than likely there's a");
80 mr_msg(0,
81 "message at the very end of this log that will tell you what");
82 mr_msg(0,
83 "is wrong. Please read it! -Devteam");
84 mr_msg(0,
85 "-----------------------------------------------------------");
86
87 mr_msg(0, "Zero...");
88 mr_msg(1, "One...");
89 mr_msg(2, "Two...");
90 mr_msg(3, "Three...");
91 mr_msg(4, "Four...");
92 mr_msg(5, "Five...");
93 mr_msg(6, "Six...");
94 mr_msg(7, "Seven...");
95 mr_msg(8, "Eight...");
96 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
97}
98
99
100extern char *g_magicdev_command;
101
102/**
103 * Do whatever is necessary to insure a successful backup on the Linux distribution
104 * of the day.
105 */
106void distro_specific_kludges_at_start_of_mondoarchive()
107{
108 mr_msg(2, "Unmounting old ramdisks if necessary");
109 stop_magicdev_if_necessary(); // for RH+Gnome users
110 run_program_and_log_output
111 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
112 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
113 // stop_autofs_if_necessary(); // for Xandros users
114 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
115 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
116}
117
118
119
120/**
121 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
122 */
123void distro_specific_kludges_at_end_of_mondoarchive()
124{
125// char tmp[500];
126 mr_msg(2, "Restarting magicdev if necessary");
127 sync();
128 restart_magicdev_if_necessary(); // for RH+Gnome users
129
130 mr_msg(2, "Restarting autofs if necessary");
131 sync();
132 // restart_autofs_if_necessary(); // for Xandros users
133
134 mr_msg(2, "Restarting supermounts if necessary");
135 sync();
136 remount_supermounts_if_necessary(); // for Mandrake users
137
138 mr_msg(2, "Unmounting /boot if necessary");
139 sync();
140 unmount_boot_if_necessary(); // for Gentoo users
141
142// mr_msg( 2, "Cleaning up KDE desktop");
143// clean_up_KDE_desktop_if_necessary();
144}
145
146/*-----------------------------------------------------------*/
147
148
149
150/**
151 * Backup/verify the user's data.
152 * What did you think it did, anyway? :-)
153 */
154int main(int argc, char *argv[])
155{
156 struct s_bkpinfo *bkpinfo;
157 struct stat stbuf;
158 char *tmp;
159 int res, retval;
160 char *say_at_end;
161
162/* Make sure I'm root; abort if not */
163 if (getuid() != 0) {
164 fprintf(stderr, "Please run as root.\r\n");
165 exit(127);
166 }
167
168/* If -V, -v or --version then echo version no. and quit */
169 if (argc == 2
170 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
171 || !strcmp(argv[argc - 1], "--version"))) {
172 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
173 exit(0);
174 }
175
176/* Initialize variables */
177
178 malloc_libmondo_global_strings();
179 malloc_string(tmp);
180 malloc_string(say_at_end);
181
182 res = 0;
183 retval = 0;
184 diffs = 0;
185 say_at_end[0] = '\0';
186 printf("Initializing...\n");
187 bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
188
189 /* initialize log file with time stamp */
190 unlink(MONDO_LOGFILE);
191 mr_msg(0, "Time started: %s", mr_date());
192
193 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
194 strncpy(tmp, getenv("PATH"), MAX_STR_LEN - 1);
195 tmp[MAX_STR_LEN - 1] = '\0';
196 if (strlen(tmp) >= MAX_STR_LEN - 33) {
197 fatal_error
198 ("Your PATH environmental variable is too long. Please shorten it.");
199 }
200 strcat(tmp, ":/sbin:/usr/sbin:/usr/local/sbin");
201 setenv("PATH", tmp, 1);
202
203 /* Add the ARCH environment variable for ia64 purposes */
204 strncpy(tmp, get_architecture(), MAX_STR_LEN - 1);
205 tmp[MAX_STR_LEN - 1] = '\0';
206 setenv("ARCH", tmp, 1);
207
208 /* Add MONDO_SHARE + others environment variable for mindi */
209 setenv_mondo_share();
210
211 if (stat(MONDO_CACHE, &stbuf) != 0) {
212 mr_mkdir(MONDO_CACHE,0x755);
213 }
214
215 /* Configure the bkpinfo structure, global file paths, etc. */
216 g_main_pid = getpid();
217 mr_msg(9, "This");
218
219 register_pid(g_main_pid, "mondo");
220 set_signals(TRUE); // catch SIGTERM, etc.
221 run_program_and_log_output("dmesg -n1", TRUE);
222
223 mr_msg(9, "Next");
224 welcome_to_mondoarchive();
225 distro_specific_kludges_at_start_of_mondoarchive();
226 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
227 bkpinfo->scratchdir);
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// chdir("/tmp");
245 g_text_mode = TRUE;
246 setup_newt_stuff();
247 finish(set_fattr_list(argv[2], argv[3]));
248 }
249
250 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
251 g_loglevel = 10;
252 g_text_mode = TRUE;
253 setup_newt_stuff();
254 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
255 printf("in=%s; out=%s\n", argv[2], tmp);
256 finish(1);
257 }
258
259 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
260 g_loglevel = 10;
261 g_text_mode = TRUE;
262 setup_newt_stuff();
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// chdir("/tmp");
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 if (find_cdrw_device(tmp)) {
284 printf("Failed to find CDR-RW drive\n");
285 } else {
286 printf("CD-RW is at %s\n", tmp);
287 }
288 tmp[0] = '\0';
289 if (find_cdrom_device(tmp, atoi(argv[2]))) {
290 printf("Failed to find CD-ROM drive\n");
291 } else {
292 printf("CD-ROM is at %s\n", tmp);
293 }
294 finish(0);
295 }
296
297 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
298 g_loglevel = 10;
299 g_text_mode = TRUE;
300 setup_newt_stuff();
301 if (find_dvd_device(tmp, atoi(argv[2]))) {
302 printf("Failed to find DVD drive\n");
303 } else {
304 printf("DVD is at %s\n", tmp);
305 }
306 finish(0);
307 }
308
309 if (argc > 2 && !strcmp(argv[1], "disksize")) {
310 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
311 finish(0);
312 }
313 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
314 if (is_dev_an_NTFS_dev(argv[2])) {
315 printf("%s is indeed an NTFS dev\n", argv[2]);
316 } else {
317 printf("%s is _not_ an NTFS dev\n", argv[2]);
318 }
319 finish(0);
320 }
321
322 if (pre_param_configuration(bkpinfo)) {
323 fatal_error
324 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
325 }
326
327/* Process command line, if there is one. If not, ask user for info. */
328 if (argc == 1) {
329 g_text_mode = FALSE;
330 setup_newt_stuff();
331 res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE); /* yes, archiving */
332 if (res) {
333 fatal_error
334 ("Syntax error. Please review the parameters you have supplied and try again.");
335 }
336 } else {
337 res = handle_incoming_parameters(argc, argv, bkpinfo);
338 if (res) {
339 printf
340 ("Errors were detected in the command line you supplied.\n");
341 printf("Please review the log file - " MONDO_LOGFILE "\n");
342 mr_msg(1, "Mondoarchive will now exit.");
343 finish(1);
344 }
345 setup_newt_stuff();
346 }
347
348/* Finish configuring global structures */
349 if (post_param_configuration(bkpinfo)) {
350 fatal_error
351 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
352 }
353
354 log_to_screen
355 ("BusyBox's sources are available from http://www.busybox.net");
356 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
357 bkpinfo->scratchdir);
358
359 /* If we're meant to backup then backup */
360 if (bkpinfo->backup_data) {
361 res = backup_data(bkpinfo);
362 retval += res;
363 if (res) {
364 strcat(say_at_end,
365 "Data archived. Please check the logs, just as a precaution. ");
366 } else {
367 strcat(say_at_end, "Data archived OK. ");
368 }
369 }
370
371/* If we're meant to verify then verify */
372 if (bkpinfo->verify_data) {
373 res = verify_data(bkpinfo);
374 if (res < 0) {
375 sprintf(tmp, "%d difference%c found.", -res,
376 (-res != 1) ? 's' : ' ');
377 strcat(say_at_end, tmp);
378 log_to_screen(tmp);
379 res = 0;
380 }
381 retval += res;
382 }
383
384/* Offer to write floppy disk images to physical disks */
385 if (bkpinfo->backup_data && !g_skip_floppies) {
386 res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
387 retval += res;
388// res = offer_to_write_boot_ISO_to_physical_CD(bkpinfo);
389// retval += res;
390 }
391
392/* Report result of entire operation (success? errors?) */
393 if (!retval) {
394 mvaddstr_and_log_it(g_currentY++, 0,
395 "Backup and/or verify ran to completion. Everything appears to be fine.");
396 } else {
397 mvaddstr_and_log_it(g_currentY++, 0,
398 "Backup and/or verify ran to completion. However, errors did occur.");
399 }
400
401 if (does_file_exist("/var/cache/mindi/mondorescue.iso")) {
402 log_to_screen
403 ("/var/cache/mindi/mondorescue.iso, a boot/utility CD, is available if you want it.");
404 }
405
406
407 if (length_of_file("/tmp/changed.files") > 2) {
408 if (g_text_mode) {
409 log_to_screen
410 ("Type 'less /tmp/changed.files' to see which files don't match the archives");
411 } else {
412 mr_msg(1,
413 "Type 'less /tmp/changed.files' to see which files don't match the archives");
414 mr_msg(2, "Calling popup_changelist_from_file()");
415 popup_changelist_from_file("/tmp/changed.files");
416 mr_msg(2, "Returned from popup_changelist_from_file()");
417 }
418 } else {
419 unlink("/tmp/changed.files");
420 }
421 log_to_screen(say_at_end);
422 sprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
423 run_program_and_log_output(tmp, TRUE);
424 run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
425
426 run_program_and_log_output("mount", 2);
427
428 system("rm -f /var/cache/mondo-archive/last-backup.aborted");
429 system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
430 if (!retval) {
431 printf("Mondoarchive ran OK.\n");
432 } else {
433 printf("Errors occurred during backup. Please check logfile.\n");
434 }
435 distro_specific_kludges_at_end_of_mondoarchive();
436 register_pid(0, "mondo");
437 set_signals(FALSE);
438 chdir("/tmp"); // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
439 system(g_erase_tmpdir_and_scratchdir);
440 free_libmondo_global_strings();
441 mr_free(say_at_end);
442 mr_free(tmp);
443 mr_free(bkpinfo);
444
445 unlink("/tmp/filelist.full");
446 unlink("/tmp/filelist.full.gz");
447
448 if (!g_cdrom_drive_is_here) {
449 mr_msg(10, "FYI, g_cdrom_drive_is_here was never used");
450 }
451 if (!g_dvd_drive_is_here) {
452 mr_msg(10, "FYI, g_dvd_drive_is_here was never used");
453 }
454
455 /* finalize log file with time stamp */
456 mr_msg(0, "Time finished: %s", mr_date());
457
458 if (!g_text_mode) {
459 popup_and_OK
460 ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
461 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
462 finish(retval);
463 } else {
464 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
465 exit(retval);
466 }
467
468 return EXIT_SUCCESS;
469}
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