source: MondoRescue/branches/3.1/mondo/src/mondoarchive/mondoarchive.c@ 3147

Last change on this file since 3147 was 3147, checked in by Bruno Cornec, 11 years ago
  • First pass on svn merge -r 2935:3146 ../3.0
  • Property svn:keywords set to Id
File size: 12.7 KB
Line 
1/***************************************************************************
2$Id: mondoarchive.c 3147 2013-06-19 06:34:46Z 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 "mr_str.h"
13#include "../common/mondostructures.h"
14#include "../common/libmondo.h"
15#include "../common/libmondo-cli-EXT.h"
16#include "../common/libmondo-tools-EXT.h"
17#include "mondoarchive.h"
18
19// for CVS
20//static char cvsid[] = "$Id: mondoarchive.c 3147 2013-06-19 06:34:46Z bruno $";
21
22/************************* external variables *************************/
23extern void set_signals(int);
24extern int g_current_media_number;
25extern int g_currentY;
26extern bool g_text_mode;
27extern char *g_boot_mountpt;
28extern bool g_remount_floppy_at_end;
29extern char *g_cdrw_drive_is_here;
30static char *g_cdrom_drive_is_here = NULL;
31static char *g_dvd_drive_is_here = NULL;
32extern double g_kernel_version;
33
34/***************** global vars, used only by main.c ******************/
35long diffs = 0L;
36
37extern t_bkptype g_backup_media_type;
38extern int g_loglevel;
39extern char *g_magicdev_command;
40
41/**
42 * Whether we're restoring from ISOs. Obviously not, since this is the
43 * backup program.
44 * @note You @b MUST declare this variable somewhere in your program if
45 * you use libmondo. Otherwise the link will fail.
46 * @ingroup globalGroup
47 */
48bool g_ISO_restore_mode = FALSE;
49
50/* Whether we should fail immediately at first error */
51bool g_fail_immediately = FALSE;
52
53/* Do we use extended attributes and acl ?
54 * * By default no, use --acl & --attr options to force their usage */
55char *g_getfacl = NULL;
56char *g_getfattr = NULL;
57
58/* Reference to global bkpinfo */
59struct s_bkpinfo *bkpinfo;
60
61/* Make cleanup the finish function */
62void (*mr_cleanup)(int) = finish;
63
64/* To be coded */
65void free_MR_global_filenames(void) {
66}
67
68/****************** subroutines used only by main.c ******************/
69
70
71/**
72 * Print a "don't panic" message to the log and a message about the logfile to the screen.
73 */
74void welcome_to_mondoarchive(void)
75{
76 char *tmp = NULL;
77
78 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org", PACKAGE_VERSION);
79 log_msg(0, "running %s binaries", get_architecture());
80 tmp = get_uname_m();
81 log_msg(0, "running on %s architecture", tmp);
82 mr_free(tmp);
83 log_msg(0, "-----------------------------------------------------------");
84 log_msg(0, "NB: Mondo logs almost everything, so don't panic if you see");
85 log_msg(0, "some error messages. Please read them carefully before you");
86 log_msg(0, "decide to break out in a cold sweat. Despite (or perhaps");
87 log_msg(0, "because of) the wealth of messages. some users are inclined");
88 log_msg(0, "to stop reading this log. If Mondo stopped for some reason,");
89 log_msg(0, "chances are it's detailed here. More than likely there's a");
90 log_msg(0, "message at the very end of this log that will tell you what");
91 log_msg(0, "is wrong. Please read it! -Devteam");
92 log_msg(0, "-----------------------------------------------------------");
93
94 log_msg(0, "Zero...");
95 log_msg(1, "One...");
96 log_msg(2, "Two...");
97 log_msg(3, "Three...");
98 log_msg(4, "Four...");
99 log_msg(5, "Five...");
100 log_msg(6, "Six...");
101 log_msg(7, "Seven...");
102 log_msg(8, "Eight...");
103}
104
105
106/**
107 * Do whatever is necessary to insure a successful backup on the Linux distribution
108 * of the day.
109 */
110void distro_specific_kludges_at_start_of_mondoarchive(void)
111{
112 log_msg(2, "Unmounting old ramdisks if necessary");
113 stop_magicdev_if_necessary(); // for RH+Gnome users
114 /*
115 run_program_and_log_output
116 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
117 */
118 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
119 // stop_autofs_if_necessary(); // for Xandros users
120 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
121 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
122}
123
124
125
126/**
127 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
128 */
129void distro_specific_kludges_at_end_of_mondoarchive(void)
130{
131 log_msg(2, "Restarting magicdev if necessary");
132 sync();
133 restart_magicdev_if_necessary(); // for RH+Gnome users
134
135 log_msg(2, "Restarting autofs if necessary");
136 sync();
137 // restart_autofs_if_necessary(); // for Xandros users
138
139 log_msg(2, "Restarting supermounts if necessary");
140 sync();
141 remount_supermounts_if_necessary(); // for Mandrake users
142
143 log_msg(2, "Unmounting /boot if necessary");
144 sync();
145 unmount_boot_if_necessary(); // for Gentoo users
146
147// log_msg( 2, "Cleaning up KDE desktop");
148// clean_up_KDE_desktop_if_necessary();
149}
150
151
152/**
153 * Backup/verify the user's data.
154 * What did you think it did, anyway? :-)
155 */
156int main(int argc, char *argv[])
157{
158 char *tmp = NULL;
159 char *tmp1 = NULL;
160 int res = 0;
161 int i = 0;
162 int retval = 0;
163 char *say_at_end = NULL;
164 FILE *fin = NULL;
165
166 printf("Initializing...\n");
167
168 /* initialize log file with time stamp */
169 unlink(MONDO_LOGFILE);
170 tmp = mr_date();
171 log_msg(0, "Time started: %s", tmp);
172 mr_free(tmp);
173
174 init_bkpinfo();
175
176 /* Memory allocation is done in those functions */
177 malloc_libmondo_global_strings();
178 if (argc == 1) {
179 g_text_mode = FALSE;
180 } else {
181 g_text_mode = TRUE;
182 /* newt mode if -g specified on cli */
183 for (i = 0; i < argc; i++) {
184 if (!strcmp(argv[i],"-g")) {
185 g_text_mode = FALSE;
186 }
187 }
188 }
189 setup_newt_stuff();
190
191 /* Make sure I'm root; abort if not */
192 if (getuid() != 0) {
193 fatal_error("Please run as root.\n");
194 }
195
196 /* If -V, -v or --version then echo version no. and quit */
197 if (argc == 2 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V") || !strcmp(argv[argc - 1], "--version"))) {
198 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
199 finish(0);
200 }
201
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 mr_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 mr_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 if (!strstr(argv[2], "filelist")) {
233 printf("Sorry - filelist goes first\n");
234 finish(1);
235 } else {
236 finish(get_fattr_list(argv[2], argv[3]));
237 }
238 finish(0);
239 }
240 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
241 g_loglevel = 10;
242 finish(set_fattr_list(argv[2], argv[3]));
243 }
244
245 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
246 g_loglevel = 10;
247 tmp = mr_stresc(argv[2], "[]*?", '\\');
248 printf("in=%s; out=%s\n", argv[2], tmp);
249 mr_free(tmp);
250 finish(1);
251 }
252
253 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
254 g_loglevel = 10;
255 if (!strstr(argv[2], "filelist")) {
256 printf("Sorry - filelist goes first\n");
257 finish(1);
258 } else {
259 finish(get_acl_list(argv[2], argv[3]));
260 }
261 finish(0);
262 }
263 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
264 g_loglevel = 10;
265 finish(set_acl_list(argv[2], argv[3]));
266 }
267 if (argc >= 2 && !strcmp(argv[1], "mkraidtab")) {
268 g_loglevel = 10;
269 g_text_mode = TRUE;
270 setup_newt_stuff();
271#undef MDSTAT_FILE
272#define MDSTAT_FILE "/tmp/mdstat"
273 if (!(fin = fopen(MDSTAT_FILE, "r"))) {
274 log_msg(1, "Could not open %s.\n", MDSTAT_FILE);
275 finish(1);
276 }
277
278 create_raidtab_from_mdstat(MDSTAT_FILE,"/tmp/raidtab");
279 finish(0);
280 }
281
282 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
283 g_loglevel = 10;
284 if ((tmp = find_cdrw_device()) == NULL) {
285 printf("Failed to find CDR-RW drive\n");
286 } else {
287 printf("CD-RW is at %s\n", tmp);
288 }
289 mr_free(tmp);
290 if ((tmp = find_cdrom_device(FALSE)) == NULL) {
291 printf("Failed to find CD-ROM drive\n");
292 } else {
293 printf("CD-ROM is at %s\n", tmp);
294 }
295 mr_free(tmp);
296 finish(0);
297 }
298
299 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
300 g_loglevel = 10;
301 if ((tmp = find_dvd_device()) == NULL) {
302 printf("Failed to find DVD drive\n");
303 } else {
304 printf("DVD is at %s\n", tmp);
305 }
306 mr_free(tmp);
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()) {
324 fatal_error("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 res = interactively_obtain_media_parameters_from_user(TRUE); /* yes, archiving */
330 if (res) {
331 fatal_error("Syntax error. Please review the parameters you have supplied and try again.");
332 }
333 } else {
334 res = handle_incoming_parameters(argc, argv);
335 if (res) {
336 printf("Errors were detected in the command line you supplied.\n");
337 printf("Please review the log file - %s\n", MONDO_LOGFILE );
338 log_msg(1, "Mondoarchive will now exit.");
339 finish(1);
340 }
341 }
342
343/* Finish configuring global structures */
344 if (post_param_configuration()) {
345 fatal_error("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
346 }
347
348 /* If we're meant to backup then backup */
349 if (bkpinfo->backup_data) {
350 res = backup_data();
351 retval += res;
352 if (res) {
353 mr_asprintf(say_at_end, "Data archived. Please check the logs, just as a precaution. ");
354 } else {
355 mr_asprintf(say_at_end, "Data archived OK. ");
356 }
357 }
358
359/* If we're meant to verify then verify */
360 if (bkpinfo->verify_data) {
361 res = verify_data();
362 if (res < 0) {
363 mr_asprintf(tmp, "%d difference%c found.", -res, (-res != 1) ? 's' : ' ');
364 mr_asprintf(say_at_end, "%s", tmp);
365 log_to_screen(tmp);
366 mr_free(tmp);
367 res = 0;
368 }
369 retval += res;
370 }
371
372/* Report result of entire operation (success? errors?) */
373 if (!retval) {
374 mvaddstr_and_log_it(g_currentY++, 0,
375 "Backup and/or verify ran to completion. Everything appears to be fine.");
376 } else {
377 mvaddstr_and_log_it(g_currentY++, 0,
378 "Backup and/or verify ran to completion. However, errors did occur.");
379 }
380
381 if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
382 log_to_screen
383 (MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it.");
384 }
385
386 if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
387 if (g_text_mode) {
388 log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
389 } else {
390 log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
391 log_msg(2, "Calling popup_changelist_from_file()");
392 popup_changelist_from_file(MONDO_CACHE"/changed.files");
393 log_msg(2, "Returned from popup_changelist_from_file()");
394 }
395 } else {
396 unlink(MONDO_CACHE"/changed.files");
397 }
398 if (say_at_end != NULL) {
399 log_to_screen(say_at_end);
400 mr_free(say_at_end);
401 }
402 mr_asprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
403 run_program_and_log_output(tmp, TRUE);
404 mr_free(tmp);
405 if (bkpinfo->backup_media_type == usb) {
406 log_msg(1, "Unmounting USB device.");
407 if (bkpinfo->media_device == NULL) {
408 fatal_error("USB device set to NULL");
409 }
410 mr_asprintf(tmp, "umount %s1", bkpinfo->media_device);
411 run_program_and_log_output(tmp, TRUE);
412 mr_free(tmp);
413 }
414
415 run_program_and_log_output("mount", 2);
416
417 paranoid_system("rm -f "MONDO_CACHE"/last-backup.aborted");
418 if (!retval) {
419 printf("Mondoarchive ran OK.\n");
420 } else {
421 printf("Errors occurred during backup. Please check logfile.\n");
422 }
423 distro_specific_kludges_at_end_of_mondoarchive();
424 set_signals(FALSE);
425
426 free_libmondo_global_strings();
427
428
429 if (!g_cdrom_drive_is_here) {
430 log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
431 }
432 if (!g_dvd_drive_is_here) {
433 log_msg(10, "FYI, g_dvd_drive_is_here was never used");
434 }
435
436 /* finalize log file with time stamp */
437 tmp = mr_date();
438 log_msg(0, "Time finished: %s", tmp);
439 mr_free(tmp);
440
441 if (chdir("/tmp")) {
442 // FIXME
443 }
444
445 if (!g_text_mode) {
446 popup_and_OK("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
447 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
448 } else {
449 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
450 }
451 finish(retval);
452
453 return EXIT_SUCCESS;
454}
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