source: MondoRescue/branches/3.3/mondo/src/mondoarchive/mondoarchive.c@ 3875

Last change on this file since 3875 was 3875, checked in by Bruno Cornec, 4 months ago

find_dvd|cdrom_device merged into a rewritten find_optical_device - adds find_usb_device and find_device - mount_CDROM_here moved to mount_media (ongoing)
  • Property svn:keywords set to Id
File size: 13.0 KB
Line 
1/***************************************************************************
2$Id: mondoarchive.c 3875 2024-03-08 02:19:14Z 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 "mr_msg.h"
14#include "../common/mondostructures.h"
15#include "../common/libmondo.h"
16#include "../common/libmondo-cli-EXT.h"
17#include "../common/libmondo-tools-EXT.h"
18#include "mondoarchive.h"
19
20// for CVS
21//static char cvsid[] = "$Id: mondoarchive.c 3875 2024-03-08 02:19:14Z bruno $";
22
23/************************* external variables *************************/
24extern void set_signals(int);
25extern int g_current_media_number;
26extern int g_currentY;
27extern bool g_text_mode;
28extern char *g_boot_mountpt;
29extern char *g_cd_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;
39
40extern char *g_magicdev_command;
41
42/**
43 * Whether we're restoring from ISOs. Obviously not, since this is the
44 * backup program.
45 * @note You @b MUST declare this variable somewhere in your program if
46 * you use libmondo. Otherwise the link will fail.
47 * @ingroup globalGroup
48 */
49bool g_ISO_restore_mode = FALSE;
50
51/* Whether we should fail immediately at first error */
52bool g_fail_immediately = FALSE;
53
54/* Do we use extended attributes and acl ?
55 * * By default no, use --acl & --attr options to force their usage */
56char *g_getfacl = NULL;
57char *g_getfattr = NULL;
58char *g_mondo_home = NULL;
59
60/* Reference to global bkpinfo */
61struct s_bkpinfo *bkpinfo;
62
63/* No cleanup for the moment */
64void (*mr_cleanup)(void) = NULL;
65
66/* To be coded */
67void free_MR_global_filenames(void) {
68}
69
70/****************** subroutines used only by main.c ******************/
71
72
73/**
74 * Print a "don't panic" message to the log and a message about the logfile to the screen.
75 */
76void welcome_to_mondoarchive(void)
77{
78 char *tmp = NULL;
79
80 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org", PACKAGE_VERSION);
81 log_msg(0, "running %s binaries", get_architecture());
82 tmp = get_uname_m();
83 log_msg(0, "running on %s architecture", tmp);
84 mr_free(tmp);
85 log_msg(0, "-----------------------------------------------------------");
86 log_msg(0, "NB: Mondo logs almost everything, so don't panic if you see");
87 log_msg(0, "some error messages. Please read them carefully before you");
88 log_msg(0, "decide to break out in a cold sweat. Despite (or perhaps");
89 log_msg(0, "because of) the wealth of messages. some users are inclined");
90 log_msg(0, "to stop reading this log. If Mondo stopped for some reason,");
91 log_msg(0, "chances are it's detailed here. More than likely there's a");
92 log_msg(0, "message at the very end of this log that will tell you what");
93 log_msg(0, "is wrong. Please read it! -Devteam");
94 log_msg(0, "-----------------------------------------------------------");
95
96 log_msg(0, "Zero...");
97 log_msg(1, "One...");
98 log_msg(2, "Two...");
99 log_msg(3, "Three...");
100 log_msg(4, "Four...");
101 log_msg(5, "Five...");
102 log_msg(6, "Six...");
103 log_msg(7, "Seven...");
104 log_msg(8, "Eight...");
105 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
106}
107
108
109/**
110 * Do whatever is necessary to insure a successful backup on the Linux distribution
111 * of the day.
112 */
113void distro_specific_kludges_at_start_of_mondoarchive(void)
114{
115 log_msg(2, "Unmounting old ramdisks if necessary");
116 stop_magicdev_if_necessary(); // for RH+Gnome users
117 /*
118 run_program_and_log_output
119 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
120 */
121 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
122 // stop_autofs_if_necessary(); // for Xandros users
123 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
124 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
125}
126
127
128
129/**
130 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
131 */
132void distro_specific_kludges_at_end_of_mondoarchive(void)
133{
134 log_msg(2, "Restarting magicdev if necessary");
135 sync();
136 restart_magicdev_if_necessary(); // for RH+Gnome users
137
138 log_msg(2, "Restarting autofs if necessary");
139 sync();
140 // restart_autofs_if_necessary(); // for Xandros users
141
142 log_msg(2, "Restarting supermounts if necessary");
143 sync();
144 remount_supermounts_if_necessary(); // for Mandrake users
145
146 log_msg(2, "Unmounting /boot if necessary");
147 sync();
148 unmount_boot_if_necessary(); // for Gentoo users
149
150// log_msg( 2, "Cleaning up KDE desktop");
151// clean_up_KDE_desktop_if_necessary();
152}
153
154
155/**
156 * Backup/verify the user's data.
157 * What did you think it did, anyway? :-)
158 */
159int main(int argc, char *argv[])
160{
161 char *tmp = NULL;
162 char *tmp1 = NULL;
163 int res = 0;
164 int retval = 0;
165 char *say_at_end = NULL;
166 FILE *fin = NULL;
167
168 /* If -V, -v or --version then echo version no. and quit */
169 if (argc == 2 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V") || !strcmp(argv[argc - 1], "--version"))) {
170 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
171 if (getuid() != 0) fprintf(stderr, "Please run the mondoarchive command as root.\n");
172 exit(0);
173 }
174
175 /* Make sure I'm root; abort if not */
176 if (getuid() != 0) {
177 fprintf(stderr, "Please run as root.\n");
178 exit(127);
179 }
180
181 /* initialize log file with time stamp */
182 unlink(MONDO_LOGFILE);
183 log_msg(0, "Time started: %s", mr_date());
184
185 /* Initialize variables */
186 if (!(bkpinfo = (struct s_bkpinfo *)malloc(sizeof(struct s_bkpinfo)))) {
187 fprintf(stderr, "Cannot malloc bkpinfo\n");
188 exit(-1);
189 }
190 /* Now on we can use finish to exit as bkpinfo has been initialized */
191 log_msg(9, "reset_bkpinfo");
192 reset_bkpinfo();
193
194 /* Memory allocation is done in those functions */
195 malloc_libmondo_global_strings();
196
197 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
198 mr_asprintf(tmp1,"%s:/sbin:/usr/sbin:/usr/local/sbin",getenv("PATH"));
199 setenv("PATH", tmp1, 1);
200 mr_free(tmp1);
201
202 /* Add the ARCH environment variable for ia64 purposes */
203 mr_asprintf(tmp1,"%s",get_architecture());
204 setenv("ARCH", tmp1, 1);
205 mr_free(tmp1);
206
207 /* Add MONDO_SHARE environment variable for mindi */
208 setenv_mondo_share();
209
210 /* Configure the bkpinfo structure, global file paths, etc. */
211 g_main_pid = getpid();
212 log_msg(9, "This");
213
214 set_signals(TRUE); // catch SIGTERM, etc.
215 run_program_and_log_output("dmesg -n1", TRUE);
216
217 log_msg(9, "Next");
218 make_hole_for_dir(MONDO_CACHE);
219
220 welcome_to_mondoarchive();
221 distro_specific_kludges_at_start_of_mondoarchive();
222 g_kernel_version = get_kernel_version();
223
224 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
225 g_loglevel = 10;
226 setup_newt_stuff();
227 if (!strstr(argv[2], "filelist")) {
228 printf("Sorry - filelist goes first\n");
229 finish(1);
230 } else {
231 finish(get_fattr_list(argv[2], argv[3]));
232 }
233 finish(0);
234 }
235 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
236 g_loglevel = 10;
237 setup_newt_stuff();
238 finish(set_fattr_list(argv[2], argv[3]));
239 }
240
241 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
242 g_loglevel = 10;
243 setup_newt_stuff();
244 tmp1 = mr_stresc(argv[2], "[]*?", '\\', '\'');
245 printf("in=%s; out=%s\n", argv[2], tmp1);
246 mr_free(tmp1);
247 finish(1);
248 }
249
250 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
251 g_loglevel = 10;
252 setup_newt_stuff();
253 if (!strstr(argv[2], "filelist")) {
254 printf("Sorry - filelist goes first\n");
255 finish(1);
256 } else {
257 finish(get_acl_list(argv[2], argv[3]));
258 }
259 finish(0);
260 }
261 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
262 g_loglevel = 10;
263 setup_newt_stuff();
264 finish(set_acl_list(argv[2], argv[3]));
265 }
266 if (argc >= 2 && !strcmp(argv[1], "mkraidtab")) {
267 g_loglevel = 10;
268 setup_newt_stuff();
269#undef MDSTAT_FILE
270#define MDSTAT_FILE "/tmp/mdstat"
271 if (!(fin = fopen(MDSTAT_FILE, "r"))) {
272 log_msg(1, "Could not open %s.", MDSTAT_FILE);
273 finish(1);
274 }
275
276 create_raidtab_from_mdstat(MDSTAT_FILE,"/tmp/raidtab");
277 finish(0);
278 }
279
280 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
281 g_loglevel = 10;
282 setup_newt_stuff();
283 if ((tmp = find_optical_device()) == NULL) {
284 printf("Failed to find optical drive\n");
285 } else {
286 printf("Optical drive is at %s\n", tmp);
287 }
288 mr_free(tmp);
289 finish(0);
290 }
291
292 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
293 g_loglevel = 10;
294 setup_newt_stuff();
295 if (tmp = find_optical_device()) {
296 printf("Failed to find DVD drive\n");
297 } else {
298 printf("DVD is at %s\n", tmp);
299 }
300 mr_free(tmp);
301 finish(0);
302 }
303
304 if (argc > 2 && !strcmp(argv[1], "disksize")) {
305 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
306 finish(0);
307 }
308 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
309 if (is_dev_an_NTFS_dev(argv[2])) {
310 printf("%s is indeed an NTFS dev\n", argv[2]);
311 } else {
312 printf("%s is _not_ an NTFS dev\n", argv[2]);
313 }
314 finish(0);
315 }
316
317 /* setup log level for new log system as well */
318 mr_msg_init(MONDO_LOGFILE,g_loglevel, argc, argv);
319
320 if (pre_param_configuration()) {
321 fatal_error("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 /* In case we just used -K xx then go interactive as well */
326 if ((argc == 1) || ((argc == 3) && (strcmp(argv[1],"-K") == 0))) {
327 g_text_mode = FALSE;
328 setup_newt_stuff();
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 setup_newt_stuff();
342 }
343
344 /* Finish configuring global structures */
345 if (post_param_configuration()) {
346 fatal_error("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
347 }
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, "Backup and/or verify ran to completion. Everything appears to be fine.");
376 } else {
377 mvaddstr_and_log_it(g_currentY++, 0, "Backup and/or verify ran to completion. However, errors did occur.");
378 }
379
380 if (does_file_exist(MINDI_CACHE"/mindi.iso")) {
381 log_to_screen(MINDI_CACHE"/mindi.iso, a boot/utility CD, is available if you want it.");
382 }
383
384 if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
385 if (g_text_mode) {
386 log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
387 } else {
388 log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
389 log_msg(2, "Calling popup_changelist_from_file()");
390 popup_changelist_from_file(MONDO_CACHE"/changed.files");
391 log_msg(2, "Returned from popup_changelist_from_file()");
392 }
393 } else {
394 unlink(MONDO_CACHE"/changed.files");
395 }
396 if (say_at_end != NULL) {
397 log_to_screen(say_at_end);
398 mr_free(say_at_end);
399 }
400 mr_asprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
401 run_program_and_log_output(tmp, TRUE);
402 mr_free(tmp);
403 if (bkpinfo->backup_media_type == usb) {
404 log_msg(1, "Unmounting USB device.");
405 if (bkpinfo->media_device == NULL) {
406 fatal_error("USB device set to NULL");
407 }
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 paranoid_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 if (chdir("/tmp")) {
438 // FIXME
439 }
440
441 if (!g_text_mode) {
442 popup_and_OK("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
443 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
444 } else {
445 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
446 }
447 mr_msg_close();
448 finish(retval);
449
450 return EXIT_SUCCESS;
451}
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