source: MondoRescue/branches/3.3/mondo/src/mondoarchive/mondoarchive.c@ 3911

Last change on this file since 3911 was 3902, checked in by Bruno Cornec, 9 months ago

use alloc_bkpinfo
  • Property svn:keywords set to Id
File size: 12.4 KB
Line 
1/***************************************************************************
2$Id: mondoarchive.c 3902 2024-12-17 22:39:23Z 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 "mondostructures.h"
15#include "libmondo-cli-EXT.h"
16#include "libmondo-tools-EXT.h"
17#include "libmondo-archive-EXT.h"
18#include "libmondo-fork-EXT.h"
19#include "libmondo-files-EXT.h"
20#include "libmondo-filelist-EXT.h"
21#include "libmondo-raid-EXT.h"
22#include "libmondo-devices-EXT.h"
23#include "newt-specific-EXT.h"
24#include "mondoarchive.h"
25
26// for CVS
27//static char cvsid[] = "$Id: mondoarchive.c 3902 2024-12-17 22:39:23Z bruno $";
28
29/************************* external variables *************************/
30extern void set_signals(int);
31extern int g_current_media_number;
32extern int g_currentY;
33extern bool g_text_mode;
34extern char *g_boot_mountpt;
35extern double g_kernel_version;
36
37/***************** global vars, used only by main.c ******************/
38long diffs = 0L;
39
40extern t_bkptype g_backup_media_type;
41extern int g_loglevel;
42
43extern char *g_magicdev_command;
44
45/**
46 * Whether we're restoring from ISOs. Obviously not, since this is the
47 * backup program.
48 * @note You @b MUST declare this variable somewhere in your program if
49 * you use libmondo. Otherwise the link will fail.
50 * @ingroup globalGroup
51 */
52bool g_ISO_restore_mode = FALSE;
53
54/* Whether we should fail immediately at first error */
55bool g_fail_immediately = FALSE;
56
57/* Do we use extended attributes and acl ?
58 * * By default no, use --acl & --attr options to force their usage */
59char *g_getfacl = NULL;
60char *g_getfattr = NULL;
61char *g_mondo_home = NULL;
62
63/* Reference to global bkpinfo */
64struct s_bkpinfo *bkpinfo;
65
66/* No cleanup for the moment */
67void (*mr_cleanup)(void) = NULL;
68
69/* To be coded */
70void free_MR_global_filenames(void) {
71}
72
73/****************** subroutines used only by main.c ******************/
74
75
76/**
77 * Print a "don't panic" message to the log and a message about the logfile to the screen.
78 */
79void welcome_to_mondoarchive(void)
80{
81 char *tmp = NULL;
82
83 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org", PACKAGE_VERSION);
84 log_msg(0, "running %s binaries", get_architecture());
85 tmp = get_uname_m();
86 log_msg(0, "running on %s architecture", tmp);
87 mr_free(tmp);
88 log_msg(0, "-----------------------------------------------------------");
89 log_msg(0, "NB: Mondo logs almost everything, so don't panic if you see");
90 log_msg(0, "some error messages. Please read them carefully before you");
91 log_msg(0, "decide to break out in a cold sweat. Despite (or perhaps");
92 log_msg(0, "because of) the wealth of messages. some users are inclined");
93 log_msg(0, "to stop reading this log. If Mondo stopped for some reason,");
94 log_msg(0, "chances are it's detailed here. More than likely there's a");
95 log_msg(0, "message at the very end of this log that will tell you what");
96 log_msg(0, "is wrong. Please read it! -Devteam");
97 log_msg(0, "-----------------------------------------------------------");
98
99 log_msg(0, "Zero...");
100 log_msg(1, "One...");
101 log_msg(2, "Two...");
102 log_msg(3, "Three...");
103 log_msg(4, "Four...");
104 log_msg(5, "Five...");
105 log_msg(6, "Six...");
106 log_msg(7, "Seven...");
107 log_msg(8, "Eight...");
108 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
109}
110
111
112/**
113 * Do whatever is necessary to insure a successful backup on the Linux distribution
114 * of the day.
115 */
116void distro_specific_kludges_at_start_of_mondoarchive(void)
117{
118 log_msg(2, "Unmounting old ramdisks if necessary");
119 stop_magicdev_if_necessary(); // for RH+Gnome users
120 /*
121 run_program_and_log_output
122 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
123 */
124 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
125 // stop_autofs_if_necessary(); // for Xandros users
126 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
127 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
128}
129
130
131
132/**
133 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
134 */
135void distro_specific_kludges_at_end_of_mondoarchive(void)
136{
137 log_msg(2, "Restarting magicdev if necessary");
138 sync();
139 restart_magicdev_if_necessary(); // for RH+Gnome users
140
141 log_msg(2, "Restarting autofs if necessary");
142 sync();
143 // restart_autofs_if_necessary(); // for Xandros users
144
145 log_msg(2, "Restarting supermounts if necessary");
146 sync();
147 remount_supermounts_if_necessary(); // for Mandrake users
148
149 log_msg(2, "Unmounting /boot if necessary");
150 sync();
151 unmount_boot_if_necessary(); // for Gentoo users
152
153// log_msg( 2, "Cleaning up KDE desktop");
154// clean_up_KDE_desktop_if_necessary();
155}
156
157
158/**
159 * Backup/verify the user's data.
160 * What did you think it did, anyway? :-)
161 */
162int main(int argc, char *argv[])
163{
164 char *tmp = NULL;
165 char *tmp1 = NULL;
166 int res = 0;
167 int retval = 0;
168 char *say_at_end = NULL;
169 FILE *fin = NULL;
170
171 /* If -V, -v or --version then echo version no. and quit */
172 if (argc == 2 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V") || !strcmp(argv[argc - 1], "--version"))) {
173 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
174 if (getuid() != 0) fprintf(stderr, "Please run the mondoarchive command as root.\n");
175 exit(0);
176 }
177
178 /* Make sure I'm root; abort if not */
179 if (getuid() != 0) {
180 fprintf(stderr, "Please run as root.\n");
181 exit(127);
182 }
183
184 /* initialize log file with time stamp */
185 unlink(MONDO_LOGFILE);
186 log_msg(0, "Time started: %s", mr_date());
187
188 /* Initialize variables */
189 alloc_bkpinfo();
190
191 /* Now on we can use finish to exit as bkpinfo has been initialized */
192 log_msg(9, "reset_bkpinfo");
193 reset_bkpinfo();
194
195 /* Memory allocation is done in those functions */
196 malloc_libmondo_global_strings();
197
198 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
199 mr_asprintf(tmp1,"%s:/sbin:/usr/sbin:/usr/local/sbin",getenv("PATH"));
200 setenv("PATH", tmp1, 1);
201 mr_free(tmp1);
202
203 /* Add MONDO_SHARE environment variable for mindi */
204 setenv_mondo_share();
205
206 /* Configure the bkpinfo structure, global file paths, etc. */
207 g_main_pid = getpid();
208 log_msg(9, "This");
209
210 set_signals(TRUE); // catch SIGTERM, etc.
211 run_program_and_log_output("dmesg -n1", TRUE);
212
213 log_msg(9, "Next");
214 make_hole_for_dir(MONDO_CACHE);
215
216 welcome_to_mondoarchive();
217 distro_specific_kludges_at_start_of_mondoarchive();
218 g_kernel_version = get_kernel_version();
219
220 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
221 g_loglevel = 10;
222 setup_newt_stuff();
223 if (!strstr(argv[2], "filelist")) {
224 printf("Sorry - filelist goes first\n");
225 finish(1);
226 } else {
227 finish(get_fattr_list(argv[2], argv[3]));
228 }
229 finish(0);
230 }
231 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
232 g_loglevel = 10;
233 setup_newt_stuff();
234 finish(set_fattr_list(argv[2], argv[3]));
235 }
236
237 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
238 g_loglevel = 10;
239 setup_newt_stuff();
240 tmp1 = mr_stresc(argv[2], "[]*?", '\\', '\'');
241 printf("in=%s; out=%s\n", argv[2], tmp1);
242 mr_free(tmp1);
243 finish(1);
244 }
245
246 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
247 g_loglevel = 10;
248 setup_newt_stuff();
249 if (!strstr(argv[2], "filelist")) {
250 printf("Sorry - filelist goes first\n");
251 finish(1);
252 } else {
253 finish(get_acl_list(argv[2], argv[3]));
254 }
255 finish(0);
256 }
257 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
258 g_loglevel = 10;
259 setup_newt_stuff();
260 finish(set_acl_list(argv[2], argv[3]));
261 }
262 if (argc >= 2 && !strcmp(argv[1], "mkraidtab")) {
263 g_loglevel = 10;
264 setup_newt_stuff();
265#undef MDSTAT_FILE
266#define MDSTAT_FILE "/tmp/mdstat"
267 if (!(fin = fopen(MDSTAT_FILE, "r"))) {
268 log_msg(1, "Could not open %s.", MDSTAT_FILE);
269 finish(1);
270 }
271
272 create_raidtab_from_mdstat(MDSTAT_FILE,"/tmp/raidtab");
273 finish(0);
274 }
275
276 if (argc > 2 && !strcmp(argv[1], "find-optical")) {
277 g_loglevel = 10;
278 setup_newt_stuff();
279 if ((tmp = find_optical_device()) == NULL) {
280 printf("Failed to find optical drive\n");
281 } else {
282 printf("Optical drive is at %s\n", tmp);
283 }
284 mr_free(tmp);
285 finish(0);
286 }
287
288 if (argc > 2 && !strcmp(argv[1], "disksize")) {
289 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
290 finish(0);
291 }
292 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
293 if (is_dev_an_NTFS_dev(argv[2])) {
294 printf("%s is indeed an NTFS dev\n", argv[2]);
295 } else {
296 printf("%s is _not_ an NTFS dev\n", argv[2]);
297 }
298 finish(0);
299 }
300
301 /* setup log level for new log system as well */
302 mr_msg_init(MONDO_LOGFILE,g_loglevel, argc, argv);
303
304 if (pre_param_configuration()) {
305 fatal_error("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
306 }
307
308 /* Process command line, if there is one. If not, ask user for info. */
309 /* In case we just used -K xx then go interactive as well */
310 if ((argc == 1) || ((argc == 3) && (strcmp(argv[1],"-K") == 0))) {
311 g_text_mode = FALSE;
312 setup_newt_stuff();
313 res = interactively_obtain_media_parameters_from_user(TRUE); /* yes, archiving */
314 if (res) {
315 fatal_error("Syntax error. Please review the parameters you have supplied and try again.");
316 }
317 } else {
318 res = handle_incoming_parameters(argc, argv);
319 if (res) {
320 printf("Errors were detected in the command line you supplied.\n");
321 printf("Please review the log file - %s\n", MONDO_LOGFILE );
322 log_msg(1, "Mondoarchive will now exit.");
323 finish(1);
324 }
325 setup_newt_stuff();
326 }
327
328 /* Finish configuring global structures */
329 if (post_param_configuration()) {
330 fatal_error("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
331 }
332
333 /* If we're meant to backup then backup */
334 if (bkpinfo->backup_data) {
335 res = backup_data();
336 retval += res;
337 if (res) {
338 mr_asprintf(say_at_end, "Data archived. Please check the logs, just as a precaution. ");
339 } else {
340 mr_asprintf(say_at_end, "Data archived OK. ");
341 }
342 }
343
344/* If we're meant to verify then verify */
345 if (bkpinfo->verify_data) {
346 res = verify_data();
347 if (res < 0) {
348 mr_asprintf(tmp, "%d difference%c found.", -res, (-res != 1) ? 's' : ' ');
349 mr_asprintf(say_at_end, "%s", tmp);
350 log_to_screen(tmp);
351 mr_free(tmp);
352 res = 0;
353 }
354 retval += res;
355 }
356
357/* Report result of entire operation (success? errors?) */
358 if (!retval) {
359 mvaddstr_and_log_it(g_currentY++, 0, "Backup and/or verify ran to completion. Everything appears to be fine.");
360 } else {
361 mvaddstr_and_log_it(g_currentY++, 0, "Backup and/or verify ran to completion. However, errors did occur.");
362 }
363
364 if (does_file_exist(MINDI_CACHE"/mindi.iso")) {
365 log_to_screen(MINDI_CACHE"/mindi.iso, a boot/utility CD, is available if you want it.");
366 }
367
368 if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
369 if (g_text_mode) {
370 log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
371 } else {
372 log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
373 log_msg(2, "Calling popup_changelist_from_file()");
374 popup_changelist_from_file(MONDO_CACHE"/changed.files");
375 log_msg(2, "Returned from popup_changelist_from_file()");
376 }
377 } else {
378 unlink(MONDO_CACHE"/changed.files");
379 }
380 if (say_at_end != NULL) {
381 log_to_screen(say_at_end);
382 mr_free(say_at_end);
383 }
384 mr_asprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
385 run_program_and_log_output(tmp, TRUE);
386 mr_free(tmp);
387 if (bkpinfo->backup_media_type == usb) {
388 log_msg(1, "Unmounting USB device.");
389 if (bkpinfo->media_device == NULL) {
390 fatal_error("USB device set to NULL");
391 }
392 mr_asprintf(tmp, "umount %s1", bkpinfo->media_device);
393 run_program_and_log_output(tmp, TRUE);
394 mr_free(tmp);
395 }
396
397 run_program_and_log_output("mount", 2);
398
399 paranoid_system("rm -f "MONDO_CACHE"/last-backup.aborted");
400 if (!retval) {
401 printf("Mondoarchive ran OK.\n");
402 } else {
403 printf("Errors occurred during backup. Please check logfile.\n");
404 }
405 distro_specific_kludges_at_end_of_mondoarchive();
406 set_signals(FALSE);
407
408 free_libmondo_global_strings();
409
410 /* finalize log file with time stamp */
411 log_msg(0, "Time finished: %s", mr_date());
412
413 if (chdir("/tmp")) {
414 // FIXME
415 }
416
417 if (!g_text_mode) {
418 popup_and_OK("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
419 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
420 } else {
421 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
422 }
423 mr_msg_close();
424 finish(retval);
425
426 return EXIT_SUCCESS;
427}
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