source: branches/stable/mondo/src/mondoarchive/mondoarchive.c @ 1458

Last change on this file since 1458 was 1458, checked in by Bruno Cornec, 13 years ago

gettext reviewed + french messages updated (half done)

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File size: 16.9 KB
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1/***************************************************************************
2* $Id: mondoarchive.c 1458 2007-05-22 08:10:30Z 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 "mr_gettext.h"
20#include "mondoarchive.h"
21#include "mr_mem.h"
22#include "mr_str.h"
23#include "mr_msg.h"
24#include "mr_file.h"
25#include "mr_err.h"
26#include "mr_conf.h"
27
28#include "my-stuff.h"
29#include "mondostructures.h"
30#include "libmondo.h"
31#include "mondo-cli-EXT.h"
32
33// for CVS
34//static char cvsid[] = "$Id: mondoarchive.c 1458 2007-05-22 08:10:30Z bruno $";
35
36/************************* external variables *************************/
37extern void set_signals(int);
38extern int g_current_media_number;
39extern void register_pid(pid_t, char *);
40extern int g_currentY;
41extern bool g_text_mode;
42extern char *g_boot_mountpt;
43extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
44extern char *g_tmpfs_mountpt;
45extern char *g_erase_tmpdir_and_scratchdir;
46extern char *g_cdrw_drive_is_here;
47extern double g_kernel_version;
48extern char *g_magicdev_command;
49extern t_bkptype g_backup_media_type;
50extern int g_loglevel;
51
52extern char *get_uname_m();
53
54static char *g_cdrom_drive_is_here = NULL;
55static char *g_dvd_drive_is_here = NULL;
56
57struct mr_ar_conf mr_conf;
58
59/***************** global vars ******************/
60bool g_skip_floppies;
61long diffs;
62
63/****************** subroutines used only here ******************/
64
65
66/**
67 * Print a "don't panic" message to the log and a message about the logfile to the screen.
68 */
69static void welcome_to_mondoarchive(void)
70{
71    char *tmp = NULL;
72
73    mr_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org", PACKAGE_VERSION);
74    mr_msg(0, "running %s binaries", get_architecture());
75    tmp = get_uname_m();
76    mr_msg(0, "running on %s architecture", tmp);
77    mr_free(tmp);
78    mr_msg(0, "-----------------------------------------------------------");
79    mr_msg(0, "NB: Mondo logs almost everything, so don't panic if you see");
80    mr_msg(0, "some error messages.  Please read them carefully before you");
81    mr_msg(0, "decide to break out in a cold sweat.    Despite (or perhaps");
82    mr_msg(0, "because of) the wealth of messages. some users are inclined");
83    mr_msg(0, "to stop reading this log. If Mondo stopped for some reason,");
84    mr_msg(0, "chances are it's detailed here.  More than likely there's a");
85    mr_msg(0, "message at the very end of this log that will tell you what");
86    mr_msg(0, "is wrong. Please read it!                          -Devteam");
87    mr_msg(0, "-----------------------------------------------------------");
88
89    mr_msg(0, "Zero...");
90    mr_msg(1, "One...");
91    mr_msg(2, "Two...");
92    mr_msg(3, "Three...");
93    mr_msg(4, "Four...");
94    mr_msg(5, "Five...");
95    mr_msg(6, "Six...");
96    mr_msg(7, "Seven...");
97    mr_msg(8, "Eight...");
98    printf("See %s for details of backup run.\n", MONDO_LOGFILE);
99}
100
101/**
102 * Do whatever is necessary to insure a successful backup on the Linux distribution
103 * of the day.
104 */
105static void distro_specific_kludges_at_start_of_mondoarchive(void)
106{
107    mr_msg(2, "Unmounting old ramdisks if necessary");
108    stop_magicdev_if_necessary();   // for RH+Gnome users
109    run_program_and_log_output
110        ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
111    unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
112    mount_boot_if_necessary();  // for Gentoo users with non-mounted /boot partitions
113    clean_up_KDE_desktop_if_necessary();    // delete various misc ~/.* files that get in the way
114}
115
116
117/**
118 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
119 */
120static void distro_specific_kludges_at_end_of_mondoarchive(void)
121{
122    mr_msg(2, "Restarting magicdev if necessary");
123    sync();
124    restart_magicdev_if_necessary();    // for RH+Gnome users
125
126    mr_msg(2, "Restarting supermounts if necessary");
127    sync();
128    remount_supermounts_if_necessary(); // for Mandrake users
129
130    mr_msg(2, "Unmounting /boot if necessary");
131    sync();
132    unmount_boot_if_necessary();    // for Gentoo users
133}
134
135/* create the mr_ar_conf structure from mondo's conf file */
136static void mr_ar_store_conf(struct mr_ar_conf *mr_cnf) {
137   
138    char *p = NULL;
139
140    mr_asprintf(&p, mr_conf_sread("mondo_iso_creation_cmd"));
141    mr_cnf->iso_creation_cmd = p;
142    p = NULL;
143
144    mr_asprintf(&p, mr_conf_sread("mondo_iso_creation_options"));
145    mr_cnf->iso_creation_options = p;
146    p = NULL;
147
148    mr_asprintf(&p, mr_conf_sread("mondo_iso_burning_cmd"));
149    mr_cnf->iso_burning_cmd = p;
150    p = NULL;
151
152    mr_asprintf(&p, mr_conf_sread("mondo_iso_burning_options"));
153    mr_cnf->iso_burning_options = p;
154    p = NULL;
155
156    mr_cnf->iso_burning_speed = mr_conf_iread("mondo_iso_burning_speed");
157    mr_cnf->media_size = mr_conf_iread("mondo_media_size");
158
159    mr_asprintf(&p, mr_conf_sread("mondo_media_device"));
160    mr_cnf->media_device = p;
161    p = NULL;
162
163    mr_cnf->manual_tray = mr_conf_bread("mondo_manual_tray");
164    mr_cnf->log_level = mr_conf_iread("mondo_log_level");
165
166    mr_asprintf(&p, mr_conf_sread("mondo_prefix"));
167    mr_cnf->prefix = p;
168    p = NULL;
169
170    mr_cnf->external_tape_blocksize = mr_conf_iread("mondo_external_tape_blocksize");
171    mr_cnf->internal_tape_blocksize = mr_conf_iread("mondo_internal_tape_blocksize");
172    mr_cnf->slice_size = mr_conf_iread("mondo_slice_size");
173
174    mr_asprintf(&p, mr_conf_sread("mondo_deplist_file"));
175    mr_cnf->deplist_file = p;
176    p = NULL;
177
178    mr_cnf->write_boot_floppy = mr_conf_bread("mondo_write_boot_floppy");
179    mr_cnf->create_mindi_cd = mr_conf_bread("mondo_create_mindi_cd");
180
181    mr_asprintf(&p, mr_conf_sread("mondo_kernel"));
182    mr_cnf->kernel = p;
183    p = NULL;
184
185    mr_asprintf(&p, mr_conf_sread("mondo_additional_modules"));
186    mr_cnf->additional_modules = p;
187    p = NULL;
188
189    mr_asprintf(&p, mr_conf_sread("mondo_boot_loader"));
190    mr_cnf->boot_loader = p;
191    p = NULL;
192
193    mr_cnf->differential = mr_conf_bread("mondo_differential");
194
195    mr_asprintf(&p, mr_conf_sread("mondo_compression_tool"));
196    mr_cnf->compression_tool = p;
197    p = NULL;
198
199    mr_cnf->compression_level = mr_conf_iread("mondo_compression_level");
200
201    mr_asprintf(&p, mr_conf_sread("mondo_exclude_paths"));
202    mr_cnf->exclude_paths = p;
203    p = NULL;
204
205    mr_asprintf(&p, mr_conf_sread("mondo_include_paths"));
206    mr_cnf->include_paths = p;
207    p = NULL;
208
209    mr_asprintf(&p, mr_conf_sread("mondo_ui_mode"));
210    mr_cnf->ui_mode = p;
211    p = NULL;
212
213    mr_cnf->automatic_restore = mr_conf_bread("mondo_automatic_restore");
214
215    mr_asprintf(&p, mr_conf_sread("mondo_scratch_dir"));
216    mr_cnf->scratch_dir = p;
217    p = NULL;
218
219    mr_asprintf(&p, mr_conf_sread("mondo_tmp_dir"));
220    mr_cnf->tmp_dir = p;
221    p = NULL;
222
223    mr_asprintf(&p, mr_conf_sread("mondo_images_dir"));
224    mr_cnf->images_dir = p;
225    p = NULL;
226    mr_msg(5, "Directory for images is %s", mr_cnf->images_dir);
227}
228
229/* destroy the mr_ar_conf structure's content */
230static void mr_ar_clean_conf(struct mr_ar_conf *mr_cnf) {
231   
232    if (mr_cnf == NULL) {
233        return;
234    }
235    mr_free(mr_cnf->iso_creation_cmd);
236    mr_free(mr_cnf->iso_creation_options);
237    mr_free(mr_cnf->iso_burning_cmd);
238    mr_free(mr_cnf->iso_burning_options);
239    mr_free(mr_cnf->media_device);
240    mr_free(mr_cnf->prefix);
241    mr_free(mr_cnf->deplist_file);
242    mr_free(mr_cnf->kernel);
243    mr_free(mr_cnf->additional_modules);
244    mr_free(mr_cnf->boot_loader);
245    mr_free(mr_cnf->compression_tool);
246    mr_free(mr_cnf->exclude_paths);
247    mr_free(mr_cnf->include_paths);
248    mr_free(mr_cnf->ui_mode);
249    mr_free(mr_cnf->scratch_dir);
250    mr_free(mr_cnf->tmp_dir);
251    mr_free(mr_cnf->images_dir);
252}
253
254/* Create the pointer to the function called in mr_exit */
255void (*mr_cleanup)(void) = NULL;
256
257/* Just for init */
258void mr_ar_cleanup_empty(void) {
259}
260
261/* Cleanup all memory allocated in various structures */
262void mr_ar_cleanup(void) {
263    /* Highly incomplete function for the moment */
264    /* We have to free all allocated memory */
265    mr_ar_clean_conf(&mr_conf);
266    /* We have to remove all temporary files */
267    /* We have to unmount what has been mounted */
268    /* We have to properly end newt */
269    /* We have to remind people of log files */
270
271    mr_msg_close();
272}
273
274/*-----------------------------------------------------------*/
275
276
277
278/**
279 * Backup/verify the user's data.
280 * What did you think it did, anyway? :-)
281 */
282int main(int argc, char *argv[])
283{
284    struct s_bkpinfo *bkpinfo = NULL;
285    struct stat stbuf;
286    char *tmp = NULL;
287    int res = 0;
288    int retval = 0;
289    char *say_at_end = NULL;
290    char *say_at_end2 = NULL;
291
292#ifdef ENABLE_NLS
293    setlocale(LC_ALL, "");
294    (void) textdomain("mondo");
295#endif
296    printf(_("Initializing..."));
297
298    /* Reference a dummy cleanup function for mr_exit temporarily */
299    mr_cleanup = &mr_ar_cleanup_empty;
300
301    /* initialize log file with time stamp */
302    /* We start with a loglevel of 4 - Adapted later on */
303    /* It's mandatory to set this up first as all mr_ functions rely on it */
304    unlink(MONDO_LOGFILE);
305    mr_msg_init(MONDO_LOGFILE,4);
306    mr_msg(0, _("Time started: %s"), mr_date());
307
308    /* Make sure I'm root; abort if not */
309    if (getuid() != 0) {
310        mr_log_exit(127, _("Please run as root."));
311    }
312
313    /* If -V, -v or --version then echo version no. and quit */
314    if (argc == 2
315        && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
316            || !strcmp(argv[argc - 1], "--version"))) {
317        printf(_("mondoarchive v%s\nSee man page for help\n"), PACKAGE_VERSION);
318        mr_exit(0, NULL);
319    }
320
321    /* Conf file management */
322    /* Check md5 sum before */
323    /* Get content */
324    if (mr_conf_open(MONDO_CONF_DIR"/mondo.conf.dist") != 0) {
325            mr_log_exit(-1, "Unable to open "MONDO_CONF_DIR"/mondo.conf.dist");
326    }
327    mr_ar_store_conf(&mr_conf);
328    /* Reference the right cleanup function for mr_exit now it's allocated */
329    mr_cleanup = &mr_ar_cleanup;
330
331    mr_conf_close();
332
333    /* Add MONDO_SHARE + other environment variables for mindi */
334    setenv_mondo_var();
335
336    /* Initialize variables */
337    malloc_libmondo_global_strings();
338    diffs = 0;
339    bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
340    if (stat(MONDO_CACHE, &stbuf) != 0) {
341        mr_mkdir(MONDO_CACHE,0x755);
342    }
343
344    /* BERLIOS: Hardcoded to be improved */
345    unlink(MONDO_CACHE"/mindi.conf");
346    unlink(MONDORESTORECFG);
347
348    /* Configure the bkpinfo structure, global file paths, etc. */
349    g_main_pid = getpid();
350    mr_msg(9, "This");
351
352    register_pid(g_main_pid, "mondo");
353    set_signals(TRUE);          // catch SIGTERM, etc.
354    run_program_and_log_output("dmesg -n1", TRUE);
355
356    mr_msg(9, "Next");
357    welcome_to_mondoarchive();
358    distro_specific_kludges_at_start_of_mondoarchive();
359    g_kernel_version = get_kernel_version();
360
361    if (argc == 4 && !strcmp(argv[1], "getfattr")) {
362        g_loglevel = 10;
363        g_text_mode = TRUE;
364        setup_newt_stuff();
365        if (!strstr(argv[2], "filelist")) {
366            mr_msg(1,_("Sorry - filelist goes first\n"));
367            finish(1);
368        } else {
369            finish(get_fattr_list(argv[2], argv[3]));
370        }
371        finish(0);
372    }
373    if (argc == 4 && !strcmp(argv[1], "setfattr")) {
374        g_loglevel = 10;
375        g_text_mode = TRUE;
376        setup_newt_stuff();
377        finish(set_fattr_list(argv[2], argv[3]));
378    }
379
380    if (argc == 3 && !strcmp(argv[1], "wildcards")) {
381        g_loglevel = 10;
382        g_text_mode = TRUE;
383        setup_newt_stuff();
384        tmp = mr_stresc(argv[2], WILDCHARS, BACKSLASH);
385        printf("in=%s; out=%s\n", argv[2], tmp);
386        mr_free(tmp);
387        finish(1);
388    }
389
390    if (argc == 4 && !strcmp(argv[1], "getfacl")) {
391        g_loglevel = 10;
392        g_text_mode = TRUE;
393        setup_newt_stuff();
394        if (!strstr(argv[2], "filelist")) {
395            mr_msg(1,_("Sorry - filelist goes first\n"));
396            finish(1);
397        } else {
398            finish(get_acl_list(argv[2], argv[3]));
399        }
400        finish(0);
401    }
402    if (argc == 4 && !strcmp(argv[1], "setfacl")) {
403        g_loglevel = 10;
404        g_text_mode = TRUE;
405        setup_newt_stuff();
406        finish(set_acl_list(argv[2], argv[3]));
407    }
408
409    if (argc > 2 && !strcmp(argv[1], "find-cd")) {
410        g_loglevel = 10;
411        g_text_mode = TRUE;
412        setup_newt_stuff();
413        malloc_string(tmp);
414        if (find_cdrw_device(tmp)) {
415            mr_msg(1,_("Failed to find CDR-RW drive\n"));
416        } else {
417            mr_msg(1,_("CD-RW is at %s\n"), tmp);
418        }
419        tmp[0] = '\0';
420        if (find_cdrom_device(tmp, atoi(argv[2]))) {
421            mr_msg(1,_("Failed to find CD-ROM drive\n"));
422        } else {
423            mr_msg(1,_("CD-ROM is at %s\n"), tmp);
424        }
425        mr_free(tmp);
426        finish(0);
427    }
428
429    if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
430        g_loglevel = 10;
431        g_text_mode = TRUE;
432        setup_newt_stuff();
433        malloc_string(tmp);
434        if (find_dvd_device(tmp, atoi(argv[2]))) {
435            mr_msg(1,_("Failed to find DVD drive\n"));
436        } else {
437            mr_msg(1,_("DVD is at %s\n"), tmp);
438        }
439        mr_free(tmp);
440        finish(0);
441    }
442
443    if (argc > 2 && !strcmp(argv[1], "disksize")) {
444        printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
445        finish(0);
446    }
447    if (argc > 2 && !strcmp(argv[1], "test-dev")) {
448        if (is_dev_an_NTFS_dev(argv[2])) {
449            mr_msg(1,_("%s is indeed an NTFS dev\n"), argv[2]);
450        } else {
451            mr_msg(1,_("%s is _not_ an NTFS dev\n"), argv[2]);
452        }
453        finish(0);
454    }
455
456    if (pre_param_configuration(bkpinfo)) {
457        fatal_error
458            ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
459    }
460    sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
461            bkpinfo->scratchdir);
462
463    /* Process command line, if there is one. If not, ask user for info. */
464    if (argc == 1) {
465        g_text_mode = FALSE;
466        setup_newt_stuff();
467        res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE);   /* yes, archiving */
468        if (res) {
469            fatal_error
470                ("Syntax error. Please review the parameters you have supplied and try again.");
471        }
472    } else {
473        res = handle_incoming_parameters(argc, argv, bkpinfo);
474        if (res) {
475            mr_msg(1,
476                _("Errors were detected in the command line you supplied.\n"));
477            mr_msg(1,_("Please review the log file - %s \n"),MONDO_LOGFILE);
478            mr_msg(1, "Mondoarchive will now exit.");
479            finish(1);
480        }
481        setup_newt_stuff();
482    }
483
484/* Finish configuring global structures */
485    if (post_param_configuration(bkpinfo)) {
486        fatal_error
487            ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
488    }
489
490    log_to_screen
491        (_("BusyBox's sources are available from http://www.busybox.net"));
492
493    sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
494            bkpinfo->scratchdir);
495
496    /* If we're meant to backup then backup */
497    if (bkpinfo->backup_data) {
498        res = backup_data(bkpinfo);
499        retval += res;
500        if (res) {
501            mr_strcat(say_at_end,
502                   _("Data archived. Please check the logs, just as a precaution. "));
503        } else {
504            mr_strcat(say_at_end, _("Data archived OK. "));
505        }
506    }
507
508    /* If we're meant to verify then verify */
509    if (bkpinfo->verify_data) {
510        res = verify_data(bkpinfo);
511        if (res < 0) {
512            mr_asprintf(&say_at_end2, _("%d difference%c found."), -res,
513                    (-res != 1) ? 's' : ' ');
514            res = 0;
515        }
516        retval += res;
517    }
518
519    /* Offer to write floppy disk images to physical disks */
520    if (bkpinfo->backup_data && !g_skip_floppies) {
521        res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
522        retval += res;
523    }
524
525    /* Report result of entire operation (success? errors?) */
526    if (!retval) {
527        mvaddstr_and_log_it(g_currentY++, 0,
528                            _("Backup and/or verify ran to completion. Everything appears to be fine."));
529    } else {
530        mvaddstr_and_log_it(g_currentY++, 0,
531                            _("Backup and/or verify ran to completion. However, errors did occur."));
532    }
533
534    if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
535        log_to_screen
536            (_(MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it."));
537    }
538
539
540    if (length_of_file("/tmp/changed.files") > 2) {
541        if (g_text_mode) {
542            log_to_screen
543                (_("Type 'less /tmp/changed.files' to see which files don't match the archives"));
544        } else {
545            mr_msg(1,
546                    _("Type 'less /tmp/changed.files' to see which files don't match the archives"));
547            mr_msg(2, "Calling popup_changelist_from_file()");
548            popup_changelist_from_file("/tmp/changed.files");
549            mr_msg(2, "Returned from popup_changelist_from_file()");
550        }
551    } else {
552        unlink("/tmp/changed.files");
553    }
554    log_to_screen(say_at_end);
555    mr_free(say_at_end);
556    if (say_at_end2 != NULL) {
557        log_to_screen(say_at_end2);
558        mr_free(say_at_end2);
559    }
560
561    mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
562    run_program_and_log_output(tmp, TRUE);
563    mr_free(tmp);
564    run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
565
566    run_program_and_log_output("mount", 2);
567
568    system("rm -f /var/cache/mondo-archive/last-backup.aborted");
569    system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
570    if (!retval) {
571        printf(_("Mondoarchive ran OK.\n"));
572    } else {
573        printf(_("Errors occurred during backup. Please check logfile.\n"));
574    }
575    distro_specific_kludges_at_end_of_mondoarchive();
576    register_pid(0, "mondo");
577    set_signals(FALSE);
578    chdir("/tmp");              // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
579    system(g_erase_tmpdir_and_scratchdir);
580    free_libmondo_global_strings();
581    mr_free(bkpinfo);
582
583    unlink("/tmp/filelist.full");
584    unlink("/tmp/filelist.full.gz");
585
586    if (!g_cdrom_drive_is_here) {
587        mr_msg(10, "FYI, g_cdrom_drive_is_here was never used");
588    }
589    if (!g_dvd_drive_is_here) {
590        mr_msg(10, "FYI, g_dvd_drive_is_here was never used");
591    }
592
593    /* finalize log file with time stamp */
594    mr_msg(1, "Time finished: %s", mr_date());
595    mr_msg_close();
596
597    if (!g_text_mode) {
598        popup_and_OK
599            (_("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt."));
600        log_to_screen(_("See %s for details of backup run."), MONDO_LOGFILE);
601        finish(retval);
602    } else {
603        printf(_("See %s for details of backup run.\n"), MONDO_LOGFILE);
604        mr_exit(retval, NULL);
605    }
606
607    return EXIT_SUCCESS;
608}
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