source: MondoRescue/branches/2.2.8/mondo/src/mondoarchive/mondoarchive.c@ 2113

Last change on this file since 2113 was 2113, checked in by Bruno Cornec, 15 years ago
  • Do not limit the PATH variable length anymore (report of Dale Marinenko dmarinenko_at_reasonco.com)
  • Property svn:keywords set to Id
File size: 13.3 KB
RevLine 
[1]1/***************************************************************************
2 main.c - description
3 -------------------
4 begin : Fri Apr 19 16:40:35 EDT 2002
5 copyright : (C) 2002 by Stan Benoit
6 email : troff@nakedsoul.org
[128]7 cvsid : $Id: mondoarchive.c 2113 2009-01-10 16:51:37Z bruno $
[1]8 ***************************************************************************/
9
10/***************************************************************************
11 * *
12 * This program is free software; you can redistribute it and/or modify *
13 * it under the terms of the GNU General Public License as published by *
14 * the Free Software Foundation; either version 2 of the License, or *
15 * (at your option) any later version. *
16 * *
17 ***************************************************************************/
18
19/**
20 * @file
21 * The main file for mondoarchive.
22 */
23
24/************************* #include statements *************************/
25#include <pthread.h>
26#include <stdio.h>
27#include <stdlib.h>
[1930]28#include "my-stuff.h"
[1]29#include "../common/mondostructures.h"
30#include "../common/libmondo.h"
[1917]31#include "../common/libmondo-cli-EXT.h"
[1383]32#include "../common/libmondo-tools-EXT.h"
[1315]33#include "mondoarchive.h"
[1]34
35// for CVS
[128]36//static char cvsid[] = "$Id: mondoarchive.c 2113 2009-01-10 16:51:37Z bruno $";
[1]37
38/************************* external variables *************************/
39extern void set_signals(int);
40extern int g_current_media_number;
41extern int g_currentY;
42extern bool g_text_mode;
43extern char *g_boot_mountpt;
[1736]44extern bool g_remount_floppy_at_end;
[1]45extern char *g_cdrw_drive_is_here;
[128]46static char *g_cdrom_drive_is_here = NULL;
47static char *g_dvd_drive_is_here = NULL;
[1]48extern double g_kernel_version;
49
50/***************** global vars, used only by main.c ******************/
51long diffs;
52
53extern t_bkptype g_backup_media_type;
54extern int g_loglevel;
55
[1917]56/**
57 * Whether we're restoring from ISOs. Obviously not, since this is the
58 * backup program.
59 * @note You @b MUST declare this variable somewhere in your program if
60 * you use libmondo. Otherwise the link will fail.
61 * @ingroup globalGroup
62 */
63bool g_ISO_restore_mode = FALSE;
64
65/* Do we use extended attributes and acl ?
66 * * By default no, use --acl & --attr options to force their usage */
67char *g_getfacl = NULL;
68char *g_getfattr = NULL;
69
[1645]70/* Reference to global bkpinfo */
71struct s_bkpinfo *bkpinfo;
72
[1967]73/* To be coded */
74void free_MR_global_filenames(void) {
75}
76
[1]77/****************** subroutines used only by main.c ******************/
78
79
80/**
81 * Print a "don't panic" message to the log and a message about the logfile to the screen.
82 */
[1236]83void welcome_to_mondoarchive(void)
[1]84{
[1375]85 char *tmp = NULL;
86
[128]87 log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
[251]88 PACKAGE_VERSION);
[1375]89 log_msg(0, "running %s binaries", get_architecture());
90 tmp = get_uname_m();
91 log_msg(0, "running on %s architecture", tmp);
[1381]92 free(tmp);
[128]93 log_msg(0,
94 "-----------------------------------------------------------");
95 log_msg(0,
96 "NB: Mondo logs almost everything, so don't panic if you see");
97 log_msg(0,
98 "some error messages. Please read them carefully before you");
99 log_msg(0,
100 "decide to break out in a cold sweat. Despite (or perhaps");
101 log_msg(0,
102 "because of) the wealth of messages. some users are inclined");
103 log_msg(0,
104 "to stop reading this log. If Mondo stopped for some reason,");
105 log_msg(0,
106 "chances are it's detailed here. More than likely there's a");
107 log_msg(0,
108 "message at the very end of this log that will tell you what");
109 log_msg(0,
110 "is wrong. Please read it! -Devteam");
111 log_msg(0,
112 "-----------------------------------------------------------");
[1]113
[128]114 log_msg(0, "Zero...");
115 log_msg(1, "One...");
116 log_msg(2, "Two...");
117 log_msg(3, "Three...");
118 log_msg(4, "Four...");
119 log_msg(5, "Five...");
120 log_msg(6, "Six...");
121 log_msg(7, "Seven...");
122 log_msg(8, "Eight...");
123 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
[1]124}
125
126
127extern char *g_magicdev_command;
128
129/**
130 * Do whatever is necessary to insure a successful backup on the Linux distribution
131 * of the day.
132 */
[1236]133void distro_specific_kludges_at_start_of_mondoarchive(void)
[1]134{
[128]135 log_msg(2, "Unmounting old ramdisks if necessary");
136 stop_magicdev_if_necessary(); // for RH+Gnome users
[2030]137 /*
[128]138 run_program_and_log_output
139 ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
[2030]140 */
[128]141 unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
142 // stop_autofs_if_necessary(); // for Xandros users
143 mount_boot_if_necessary(); // for Gentoo users with non-mounted /boot partitions
144 clean_up_KDE_desktop_if_necessary(); // delete various misc ~/.* files that get in the way
[1]145}
146
147
148
149/**
150 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
151 */
[1236]152void distro_specific_kludges_at_end_of_mondoarchive(void)
[1]153{
154// char tmp[500];
[128]155 log_msg(2, "Restarting magicdev if necessary");
156 sync();
157 restart_magicdev_if_necessary(); // for RH+Gnome users
[1]158
[128]159 log_msg(2, "Restarting autofs if necessary");
160 sync();
161 // restart_autofs_if_necessary(); // for Xandros users
[1]162
[128]163 log_msg(2, "Restarting supermounts if necessary");
164 sync();
165 remount_supermounts_if_necessary(); // for Mandrake users
[1]166
[128]167 log_msg(2, "Unmounting /boot if necessary");
168 sync();
169 unmount_boot_if_necessary(); // for Gentoo users
[1]170
171// log_msg( 2, "Cleaning up KDE desktop");
172// clean_up_KDE_desktop_if_necessary();
173}
174
175
176/**
177 * Backup/verify the user's data.
178 * What did you think it did, anyway? :-)
179 */
[128]180int main(int argc, char *argv[])
[1]181{
[128]182 char *tmp;
[2113]183 char *tmp1 = NULL;
[128]184 int res, retval;
185 char *say_at_end;
[1]186
187/* Make sure I'm root; abort if not */
[128]188 if (getuid() != 0) {
[541]189 fprintf(stderr, "Please run as root.\r\n");
[128]190 exit(127);
191 }
[1]192
193/* If -V, -v or --version then echo version no. and quit */
[128]194 if (argc == 2
195 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
196 || !strcmp(argv[argc - 1], "--version"))) {
[541]197 printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
[128]198 exit(0);
199 }
[1]200
201/* Initialize variables */
202
[1652]203 printf("Initializing...\n");
204 if (!(bkpinfo = malloc(sizeof(struct s_bkpinfo)))) {
205 fatal_error("Cannot malloc bkpinfo");
206 }
207 reset_bkpinfo();
[1]208
[128]209 res = 0;
210 retval = 0;
211 diffs = 0;
[1652]212 malloc_string(tmp);
213 malloc_string(say_at_end);
[128]214 say_at_end[0] = '\0';
[1652]215 malloc_libmondo_global_strings();
[1]216
[810]217 /* initialize log file with time stamp */
218 unlink(MONDO_LOGFILE);
[813]219 log_msg(0, "Time started: %s", mr_date());
[1]220
[807]221 /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
[2113]222 asprintf(&tmp1,"%s:/sbin:/usr/sbin:/usr/local/sbin",getenv("PATH"));
223 setenv("PATH", tmp1, 1);
224 paranoid_free(tmp1);
[1]225
[807]226 /* Add the ARCH environment variable for ia64 purposes */
[2113]227 asprintf(&tmp1,"%s",get_architecture());
228 setenv("ARCH", tmp1, 1);
229 paranoid_free(tmp1);
[1]230
[424]231 /* Add MONDO_SHARE environment variable for mindi */
232 setenv_mondo_share();
[258]233
[807]234 /* Configure the bkpinfo structure, global file paths, etc. */
[128]235 g_main_pid = getpid();
236 log_msg(9, "This");
[1]237
[128]238 set_signals(TRUE); // catch SIGTERM, etc.
239 run_program_and_log_output("dmesg -n1", TRUE);
[1]240
[128]241 log_msg(9, "Next");
[1747]242 make_hole_for_dir(MONDO_CACHE);
243
[128]244 welcome_to_mondoarchive();
245 distro_specific_kludges_at_start_of_mondoarchive();
246 g_kernel_version = get_kernel_version();
[1]247
[128]248 if (argc == 4 && !strcmp(argv[1], "getfattr")) {
249 g_loglevel = 10;
250 g_text_mode = TRUE;
251 setup_newt_stuff();
252 if (!strstr(argv[2], "filelist")) {
[541]253 printf("Sorry - filelist goes first\n");
[128]254 finish(1);
255 } else {
256 finish(get_fattr_list(argv[2], argv[3]));
257 }
258 finish(0);
[1]259 }
[128]260 if (argc == 4 && !strcmp(argv[1], "setfattr")) {
261 g_loglevel = 10;
[1]262// chdir("/tmp");
[128]263 g_text_mode = TRUE;
264 setup_newt_stuff();
265 finish(set_fattr_list(argv[2], argv[3]));
[1]266 }
[128]267
268 if (argc == 3 && !strcmp(argv[1], "wildcards")) {
269 g_loglevel = 10;
270 g_text_mode = TRUE;
271 setup_newt_stuff();
272 turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
273 printf("in=%s; out=%s\n", argv[2], tmp);
274 finish(1);
[1]275 }
[128]276
277 if (argc == 4 && !strcmp(argv[1], "getfacl")) {
278 g_loglevel = 10;
279 g_text_mode = TRUE;
280 setup_newt_stuff();
281 if (!strstr(argv[2], "filelist")) {
[541]282 printf("Sorry - filelist goes first\n");
[128]283 finish(1);
284 } else {
285 finish(get_acl_list(argv[2], argv[3]));
286 }
287 finish(0);
288 }
289 if (argc == 4 && !strcmp(argv[1], "setfacl")) {
290 g_loglevel = 10;
[1]291// chdir("/tmp");
[128]292 g_text_mode = TRUE;
293 setup_newt_stuff();
294 finish(set_acl_list(argv[2], argv[3]));
295 }
[1]296
[128]297 if (argc > 2 && !strcmp(argv[1], "find-cd")) {
298 g_loglevel = 10;
299 g_text_mode = TRUE;
300 setup_newt_stuff();
301 if (find_cdrw_device(tmp)) {
[541]302 printf("Failed to find CDR-RW drive\n");
[128]303 } else {
[541]304 printf("CD-RW is at %s\n", tmp);
[128]305 }
306 tmp[0] = '\0';
307 if (find_cdrom_device(tmp, atoi(argv[2]))) {
[541]308 printf("Failed to find CD-ROM drive\n");
[128]309 } else {
[541]310 printf("CD-ROM is at %s\n", tmp);
[128]311 }
312 finish(0);
313 }
[1]314
[128]315 if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
316 g_loglevel = 10;
317 g_text_mode = TRUE;
318 setup_newt_stuff();
319 if (find_dvd_device(tmp, atoi(argv[2]))) {
[541]320 printf("Failed to find DVD drive\n");
[128]321 } else {
[541]322 printf("DVD is at %s\n", tmp);
[128]323 }
324 finish(0);
325 }
[1]326
[128]327 if (argc > 2 && !strcmp(argv[1], "disksize")) {
328 printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
329 finish(0);
330 }
331 if (argc > 2 && !strcmp(argv[1], "test-dev")) {
332 if (is_dev_an_NTFS_dev(argv[2])) {
[541]333 printf("%s is indeed an NTFS dev\n", argv[2]);
[128]334 } else {
[541]335 printf("%s is _not_ an NTFS dev\n", argv[2]);
[128]336 }
337 finish(0);
338 }
339
[1645]340 if (pre_param_configuration()) {
[128]341 fatal_error
342 ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
343 }
344
[1]345/* Process command line, if there is one. If not, ask user for info. */
[128]346 if (argc == 1) {
347 g_text_mode = FALSE;
348 setup_newt_stuff();
[1645]349 res = interactively_obtain_media_parameters_from_user(TRUE); /* yes, archiving */
[128]350 if (res) {
351 fatal_error
352 ("Syntax error. Please review the parameters you have supplied and try again.");
353 }
354 } else {
[1645]355 res = handle_incoming_parameters(argc, argv);
[128]356 if (res) {
357 printf
[541]358 ("Errors were detected in the command line you supplied.\n");
[1319]359 printf("Please review the log file - %s\n", MONDO_LOGFILE );
[128]360 log_msg(1, "Mondoarchive will now exit.");
361 finish(1);
362 }
363 setup_newt_stuff();
[1]364 }
365
366/* Finish configuring global structures */
[1645]367 if (post_param_configuration()) {
[128]368 fatal_error
369 ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
370 }
[1]371
[128]372 log_to_screen
[541]373 ("BusyBox's sources are available from http://www.busybox.net");
[1]374
[128]375 /* If we're meant to backup then backup */
376 if (bkpinfo->backup_data) {
[1645]377 res = backup_data();
[128]378 retval += res;
379 if (res) {
380 strcat(say_at_end,
[541]381 "Data archived. Please check the logs, just as a precaution. ");
[128]382 } else {
[541]383 strcat(say_at_end, "Data archived OK. ");
[128]384 }
385 }
[1]386
387/* If we're meant to verify then verify */
[128]388 if (bkpinfo->verify_data) {
[1645]389 res = verify_data();
[128]390 if (res < 0) {
[541]391 sprintf(tmp, "%d difference%c found.", -res,
[128]392 (-res != 1) ? 's' : ' ');
393 strcat(say_at_end, tmp);
394 log_to_screen(tmp);
395 res = 0;
396 }
397 retval += res;
398 }
[1]399
400/* Report result of entire operation (success? errors?) */
[128]401 if (!retval) {
402 mvaddstr_and_log_it(g_currentY++, 0,
[541]403 "Backup and/or verify ran to completion. Everything appears to be fine.");
[128]404 } else {
405 mvaddstr_and_log_it(g_currentY++, 0,
[541]406 "Backup and/or verify ran to completion. However, errors did occur.");
[128]407 }
[1]408
[1437]409 if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
[128]410 log_to_screen
[1437]411 (MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it.");
[128]412 }
[1]413
[1747]414 if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
[128]415 if (g_text_mode) {
[1747]416 log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
[128]417 } else {
[1747]418 log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
[128]419 log_msg(2, "Calling popup_changelist_from_file()");
[1747]420 popup_changelist_from_file(MONDO_CACHE"/changed.files");
[128]421 log_msg(2, "Returned from popup_changelist_from_file()");
422 }
423 } else {
[1747]424 unlink(MONDO_CACHE"/changed.files");
[128]425 }
426 log_to_screen(say_at_end);
427 sprintf(tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
428 run_program_and_log_output(tmp, TRUE);
[1697]429 if (bkpinfo->backup_media_type == usb) {
430 log_msg(1, "Unmounting USB device.");
431 sprintf(tmp, "umount %s1", bkpinfo->media_device);
432 run_program_and_log_output(tmp, TRUE);
433 }
[1]434
[128]435 run_program_and_log_output("mount", 2);
[1]436
[1747]437 system("rm -f "MONDO_CACHE"/last-backup.aborted");
[128]438 if (!retval) {
[541]439 printf("Mondoarchive ran OK.\n");
[128]440 } else {
[541]441 printf("Errors occurred during backup. Please check logfile.\n");
[128]442 }
443 distro_specific_kludges_at_end_of_mondoarchive();
444 set_signals(FALSE);
[1644]445
[128]446 free_libmondo_global_strings();
447 paranoid_free(say_at_end);
[1703]448
[1]449
[128]450 if (!g_cdrom_drive_is_here) {
451 log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
452 }
453 if (!g_dvd_drive_is_here) {
454 log_msg(10, "FYI, g_dvd_drive_is_here was never used");
455 }
[1]456
[810]457 /* finalize log file with time stamp */
[813]458 log_msg(0, "Time finished: %s", mr_date());
[810]459
[1708]460 chdir("/tmp");
[1644]461
[128]462 if (!g_text_mode) {
463 popup_and_OK
[541]464 ("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
465 log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
[128]466 } else {
[541]467 printf("See %s for details of backup run.\n", MONDO_LOGFILE);
[128]468 }
[1703]469 finish(retval);
[128]470
471 return EXIT_SUCCESS;
[1]472}
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