source: branches/stable/mondo/src/mondoarchive/mondoarchive.c @ 1535

Last change on this file since 1535 was 1535, checked in by bruno, 12 years ago

Use the configuration files in mondo (begining). That revision doesn't even compile.

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1/***************************************************************************
2* $Id: mondoarchive.c 1535 2007-07-18 16:18:02Z 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 1535 2007-07-18 16:18:02Z 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/* fill the mr_ar_conf structure from mindi's conf file */
136static void mr_ar_store_conf_mindi(struct mr_ar_conf *mr_cnf) {
137   
138    char *p = NULL;
139
140    p = mr_conf_sread("mr_iso_creation_cmd");
141    if (p != NULL) {
142        mr_cnf->iso_creation_cmd = p;
143    }
144    p = mr_conf_sread("mr_iso_creation_opt");
145    if (p != NULL) {
146        mr_cnf->iso_creation_opt = p;
147    }
148}
149
150/* create the mr_ar_conf structure from mondo's conf file */
151static void mr_ar_store_conf(struct mr_ar_conf *mr_cnf) {
152   
153    char *p = NULL;
154
155    mr_asprintf(&p, mr_conf_sread("mondo_iso_burning_cmd"));
156    mr_cnf->iso_burning_cmd = p;
157    p = NULL;
158
159    mr_asprintf(&p, mr_conf_sread("mondo_iso_burning_options"));
160    mr_cnf->iso_burning_options = p;
161    p = NULL;
162
163    mr_cnf->iso_burning_speed = mr_conf_iread("mondo_iso_burning_speed");
164    mr_cnf->media_size = mr_conf_iread("mondo_media_size");
165
166    mr_asprintf(&p, mr_conf_sread("mondo_media_device"));
167    mr_cnf->media_device = p;
168    p = NULL;
169
170    mr_cnf->manual_tray = mr_conf_bread("mondo_manual_tray");
171    mr_cnf->log_level = mr_conf_iread("mondo_log_level");
172
173    mr_asprintf(&p, mr_conf_sread("mondo_prefix"));
174    mr_cnf->prefix = p;
175    p = NULL;
176
177    mr_cnf->external_tape_blocksize = mr_conf_iread("mondo_external_tape_blocksize");
178    mr_cnf->internal_tape_blocksize = mr_conf_iread("mondo_internal_tape_blocksize");
179    mr_cnf->slice_size = mr_conf_iread("mondo_slice_size");
180
181    mr_asprintf(&p, mr_conf_sread("mondo_deplist_file"));
182    mr_cnf->deplist_file = p;
183    p = NULL;
184
185    mr_cnf->write_boot_floppy = mr_conf_bread("mondo_write_boot_floppy");
186    mr_cnf->create_mindi_cd = mr_conf_bread("mondo_create_mindi_cd");
187
188    mr_asprintf(&p, mr_conf_sread("mondo_kernel"));
189    mr_cnf->kernel = p;
190    p = NULL;
191
192    mr_asprintf(&p, mr_conf_sread("mondo_additional_modules"));
193    mr_cnf->additional_modules = p;
194    p = NULL;
195
196    mr_asprintf(&p, mr_conf_sread("mondo_boot_loader"));
197    mr_cnf->boot_loader = p;
198    p = NULL;
199
200    mr_cnf->differential = mr_conf_bread("mondo_differential");
201
202    mr_asprintf(&p, mr_conf_sread("mondo_compression_tool"));
203    mr_cnf->compression_tool = p;
204    p = NULL;
205
206    mr_cnf->compression_level = mr_conf_iread("mondo_compression_level");
207
208    mr_asprintf(&p, mr_conf_sread("mondo_exclude_paths"));
209    mr_cnf->exclude_paths = p;
210    p = NULL;
211
212    mr_asprintf(&p, mr_conf_sread("mondo_include_paths"));
213    mr_cnf->include_paths = p;
214    p = NULL;
215
216    mr_asprintf(&p, mr_conf_sread("mondo_ui_mode"));
217    mr_cnf->ui_mode = p;
218    p = NULL;
219
220    mr_cnf->automatic_restore = mr_conf_bread("mondo_automatic_restore");
221
222    mr_asprintf(&p, mr_conf_sread("mondo_scratch_dir"));
223    mr_cnf->scratch_dir = p;
224    p = NULL;
225
226    mr_asprintf(&p, mr_conf_sread("mondo_tmp_dir"));
227    mr_cnf->tmp_dir = p;
228    p = NULL;
229
230    mr_asprintf(&p, mr_conf_sread("mondo_images_dir"));
231    mr_cnf->images_dir = p;
232    p = NULL;
233    mr_msg(5, "Directory for images is %s", mr_cnf->images_dir);
234}
235
236/* destroy the mr_ar_conf structure's content */
237static void mr_ar_clean_conf(struct mr_ar_conf *mr_cnf) {
238   
239    if (mr_cnf == NULL) {
240        return;
241    }
242    mr_free(mr_cnf->iso_creation_cmd);
243    mr_free(mr_cnf->iso_creation_opt);
244    mr_free(mr_cnf->iso_burning_cmd);
245    mr_free(mr_cnf->iso_burning_options);
246    mr_free(mr_cnf->media_device);
247    mr_free(mr_cnf->prefix);
248    mr_free(mr_cnf->deplist_file);
249    mr_free(mr_cnf->kernel);
250    mr_free(mr_cnf->additional_modules);
251    mr_free(mr_cnf->boot_loader);
252    mr_free(mr_cnf->compression_tool);
253    mr_free(mr_cnf->exclude_paths);
254    mr_free(mr_cnf->include_paths);
255    mr_free(mr_cnf->ui_mode);
256    mr_free(mr_cnf->scratch_dir);
257    mr_free(mr_cnf->tmp_dir);
258    mr_free(mr_cnf->images_dir);
259}
260
261/* Create the pointer to the function called in mr_exit */
262void (*mr_cleanup)(void) = NULL;
263
264/* Just for init */
265void mr_ar_cleanup_empty(void) {
266}
267
268/* Cleanup all memory allocated in various structures */
269void mr_ar_cleanup(void) {
270    /* Highly incomplete function for the moment */
271    /* We have to free all allocated memory */
272    mr_ar_clean_conf(&mr_conf);
273    /* We have to remove all temporary files */
274    /* We have to unmount what has been mounted */
275    /* We have to properly end newt */
276    /* We have to remind people of log files */
277
278    mr_msg_close();
279}
280
281/*-----------------------------------------------------------*/
282
283
284
285/**
286 * Backup/verify the user's data.
287 * What did you think it did, anyway? :-)
288 */
289int main(int argc, char *argv[])
290{
291    struct s_bkpinfo *bkpinfo = NULL;
292    struct stat stbuf;
293    char *tmp = NULL;
294    int res = 0;
295    int retval = 0;
296    char *say_at_end = NULL;
297    char *say_at_end2 = NULL;
298
299#ifdef ENABLE_NLS
300    setlocale(LC_ALL, "");
301    (void) textdomain("mondo");
302#endif
303    printf(_("Initializing..."));
304
305    /* Reference a dummy cleanup function for mr_exit temporarily */
306    mr_cleanup = &mr_ar_cleanup_empty;
307
308    /* initialize log file with time stamp */
309    /* We start with a loglevel of 4 - Adapted later on */
310    /* It's mandatory to set this up first as all mr_ functions rely on it */
311    unlink(MONDO_LOGFILE);
312    mr_msg_init(MONDO_LOGFILE,4);
313    mr_msg(0, _("Time started: %s"), mr_date());
314
315    /* Make sure I'm root; abort if not */
316    if (getuid() != 0) {
317        mr_log_exit(127, _("Please run as root."));
318    }
319
320    /* If -V, -v or --version then echo version no. and quit */
321    if (argc == 2
322        && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
323            || !strcmp(argv[argc - 1], "--version"))) {
324        printf(_("mondoarchive v%s\nSee man page for help\n"), PACKAGE_VERSION);
325        mr_exit(0, NULL);
326    }
327
328    /* Conf file management */
329    /* Check md5 sum before */
330    /* Get content */
331    if (mr_conf_open(MONDO_CONF_DIR"/mondo.conf.dist") != 0) {
332            mr_log_exit(-1, "Unable to open "MONDO_CONF_DIR"/mondo.conf.dist");
333    }
334    mr_ar_store_conf(&mr_conf);
335    /* Reference the right cleanup function for mr_exit now it's allocated */
336    mr_cleanup = &mr_ar_cleanup;
337
338    mr_conf_close();
339
340    /* Check md5 sum before */
341    /* Get content of mindi conf file now to finish structure initialization */
342/* Tempo Hack */
343#define MINDI_CONF_DIR /etc/mindi
344    if (mr_conf_open(MINDI_CONF_DIR"/mindi.conf.dist") != 0) {
345            mr_log_exit(-1, "Unable to open "MINDI_CONF_DIR"/mindi.conf.dist");
346    }
347    mr_ar_store_conf_mindi(&mr_conf);
348    mr_conf_close();
349
350    if (mr_conf_open(MINDI_CONF_DIR"/mindi.conf") == 0) {
351        mr_ar_store_conf_mindi(&mr_conf);
352        mr_conf_close();
353    }
354    mr_msg(5, "Command for ISO images is %s", mr_cnf->iso_creation_cmd);
355
356    /* Add MONDO_SHARE + other environment variables for mindi */
357    setenv_mondo_var();
358
359    /* Initialize variables */
360    malloc_libmondo_global_strings();
361    diffs = 0;
362    bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
363    if (stat(MONDO_CACHE, &stbuf) != 0) {
364        mr_mkdir(MONDO_CACHE,0x755);
365    }
366
367    /* BERLIOS: Hardcoded to be improved */
368    unlink(MONDO_CACHE"/mindi.conf");
369    unlink(MONDORESTORECFG);
370
371    /* Configure the bkpinfo structure, global file paths, etc. */
372    g_main_pid = getpid();
373    mr_msg(9, "This");
374
375    register_pid(g_main_pid, "mondo");
376    set_signals(TRUE);          // catch SIGTERM, etc.
377    run_program_and_log_output("dmesg -n1", TRUE);
378
379    mr_msg(9, "Next");
380    welcome_to_mondoarchive();
381    distro_specific_kludges_at_start_of_mondoarchive();
382    g_kernel_version = get_kernel_version();
383
384    if (argc == 4 && !strcmp(argv[1], "getfattr")) {
385        g_loglevel = 10;
386        g_text_mode = TRUE;
387        setup_newt_stuff();
388        if (!strstr(argv[2], "filelist")) {
389            mr_msg(1,_("Sorry - filelist goes first\n"));
390            finish(1);
391        } else {
392            finish(get_fattr_list(argv[2], argv[3]));
393        }
394        finish(0);
395    }
396    if (argc == 4 && !strcmp(argv[1], "setfattr")) {
397        g_loglevel = 10;
398        g_text_mode = TRUE;
399        setup_newt_stuff();
400        finish(set_fattr_list(argv[2], argv[3]));
401    }
402
403    if (argc == 3 && !strcmp(argv[1], "wildcards")) {
404        g_loglevel = 10;
405        g_text_mode = TRUE;
406        setup_newt_stuff();
407        tmp = mr_stresc(argv[2], WILDCHARS, BACKSLASH);
408        printf("in=%s; out=%s\n", argv[2], tmp);
409        mr_free(tmp);
410        finish(1);
411    }
412
413    if (argc == 4 && !strcmp(argv[1], "getfacl")) {
414        g_loglevel = 10;
415        g_text_mode = TRUE;
416        setup_newt_stuff();
417        if (!strstr(argv[2], "filelist")) {
418            mr_msg(1,_("Sorry - filelist goes first\n"));
419            finish(1);
420        } else {
421            finish(get_acl_list(argv[2], argv[3]));
422        }
423        finish(0);
424    }
425    if (argc == 4 && !strcmp(argv[1], "setfacl")) {
426        g_loglevel = 10;
427        g_text_mode = TRUE;
428        setup_newt_stuff();
429        finish(set_acl_list(argv[2], argv[3]));
430    }
431
432    if (argc > 2 && !strcmp(argv[1], "find-cd")) {
433        g_loglevel = 10;
434        g_text_mode = TRUE;
435        setup_newt_stuff();
436        malloc_string(tmp);
437        if (find_cdrw_device(tmp)) {
438            mr_msg(1,_("Failed to find CDR-RW drive\n"));
439        } else {
440            mr_msg(1,_("CD-RW is at %s\n"), tmp);
441        }
442        tmp[0] = '\0';
443        if (find_cdrom_device(tmp, atoi(argv[2]))) {
444            mr_msg(1,_("Failed to find CD-ROM drive\n"));
445        } else {
446            mr_msg(1,_("CD-ROM is at %s\n"), tmp);
447        }
448        mr_free(tmp);
449        finish(0);
450    }
451
452    if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
453        g_loglevel = 10;
454        g_text_mode = TRUE;
455        setup_newt_stuff();
456        malloc_string(tmp);
457        if (find_dvd_device(tmp, atoi(argv[2]))) {
458            mr_msg(1,_("Failed to find DVD drive\n"));
459        } else {
460            mr_msg(1,_("DVD is at %s\n"), tmp);
461        }
462        mr_free(tmp);
463        finish(0);
464    }
465
466    if (argc > 2 && !strcmp(argv[1], "disksize")) {
467        printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
468        finish(0);
469    }
470    if (argc > 2 && !strcmp(argv[1], "test-dev")) {
471        if (is_dev_an_NTFS_dev(argv[2])) {
472            mr_msg(1,_("%s is indeed an NTFS dev\n"), argv[2]);
473        } else {
474            mr_msg(1,_("%s is _not_ an NTFS dev\n"), argv[2]);
475        }
476        finish(0);
477    }
478
479    if (pre_param_configuration(bkpinfo)) {
480        fatal_error
481            ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
482    }
483    sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
484            bkpinfo->scratchdir);
485
486    /* Process command line, if there is one. If not, ask user for info. */
487    if (argc == 1) {
488        g_text_mode = FALSE;
489        setup_newt_stuff();
490        res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE);   /* yes, archiving */
491        if (res) {
492            fatal_error
493                ("Syntax error. Please review the parameters you have supplied and try again.");
494        }
495    } else {
496        res = handle_incoming_parameters(argc, argv, bkpinfo);
497        if (res) {
498            mr_msg(1,
499                _("Errors were detected in the command line you supplied.\n"));
500            mr_msg(1,_("Please review the log file - %s \n"),MONDO_LOGFILE);
501            mr_msg(1, "Mondoarchive will now exit.");
502            finish(1);
503        }
504        setup_newt_stuff();
505    }
506
507/* Finish configuring global structures */
508    if (post_param_configuration(bkpinfo)) {
509        fatal_error
510            ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
511    }
512
513    log_to_screen
514        (_("BusyBox's sources are available from http://www.busybox.net"));
515
516    sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
517            bkpinfo->scratchdir);
518
519    /* If we're meant to backup then backup */
520    if (bkpinfo->backup_data) {
521        res = backup_data(bkpinfo);
522        retval += res;
523        if (res) {
524            mr_strcat(say_at_end,
525                   _("Data archived. Please check the logs, just as a precaution. "));
526        } else {
527            mr_strcat(say_at_end, _("Data archived OK. "));
528        }
529    }
530
531    /* If we're meant to verify then verify */
532    if (bkpinfo->verify_data) {
533        res = verify_data(bkpinfo);
534        if (res < 0) {
535            mr_asprintf(&say_at_end2, _("%d difference%c found."), -res,
536                    (-res != 1) ? 's' : ' ');
537            res = 0;
538        }
539        retval += res;
540    }
541
542    /* Offer to write floppy disk images to physical disks */
543    if (bkpinfo->backup_data && !g_skip_floppies) {
544        res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
545        retval += res;
546    }
547
548    /* Report result of entire operation (success? errors?) */
549    if (!retval) {
550        mvaddstr_and_log_it(g_currentY++, 0,
551                            _("Backup and/or verify ran to completion. Everything appears to be fine."));
552    } else {
553        mvaddstr_and_log_it(g_currentY++, 0,
554                            _("Backup and/or verify ran to completion. However, errors did occur."));
555    }
556
557    if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
558        log_to_screen
559            (_(MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it."));
560    }
561
562
563    if (length_of_file("/tmp/changed.files") > 2) {
564        if (g_text_mode) {
565            log_to_screen
566                (_("Type 'less /tmp/changed.files' to see which files don't match the archives"));
567        } else {
568            mr_msg(1,
569                    _("Type 'less /tmp/changed.files' to see which files don't match the archives"));
570            mr_msg(2, "Calling popup_changelist_from_file()");
571            popup_changelist_from_file("/tmp/changed.files");
572            mr_msg(2, "Returned from popup_changelist_from_file()");
573        }
574    } else {
575        unlink("/tmp/changed.files");
576    }
577    log_to_screen(say_at_end);
578    mr_free(say_at_end);
579    if (say_at_end2 != NULL) {
580        log_to_screen(say_at_end2);
581        mr_free(say_at_end2);
582    }
583
584    mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
585    run_program_and_log_output(tmp, TRUE);
586    mr_free(tmp);
587    run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
588
589    run_program_and_log_output("mount", 2);
590
591    system("rm -f /var/cache/mondo-archive/last-backup.aborted");
592    system("rm -Rf /tmp.mondo.* /mondo.scratch.*");
593    if (!retval) {
594        printf(_("Mondoarchive ran OK.\n"));
595    } else {
596        printf(_("Errors occurred during backup. Please check logfile.\n"));
597    }
598    distro_specific_kludges_at_end_of_mondoarchive();
599    register_pid(0, "mondo");
600    set_signals(FALSE);
601    chdir("/tmp");              // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
602    system(g_erase_tmpdir_and_scratchdir);
603    free_libmondo_global_strings();
604    mr_free(bkpinfo);
605
606    unlink("/tmp/filelist.full");
607    unlink("/tmp/filelist.full.gz");
608
609    if (!g_cdrom_drive_is_here) {
610        mr_msg(10, "FYI, g_cdrom_drive_is_here was never used");
611    }
612    if (!g_dvd_drive_is_here) {
613        mr_msg(10, "FYI, g_dvd_drive_is_here was never used");
614    }
615
616    /* finalize log file with time stamp */
617    mr_msg(1, "Time finished: %s", mr_date());
618    mr_msg_close();
619
620    if (!g_text_mode) {
621        popup_and_OK
622            (_("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt."));
623        log_to_screen(_("See %s for details of backup run."), MONDO_LOGFILE);
624        finish(retval);
625    } else {
626        printf(_("See %s for details of backup run.\n"), MONDO_LOGFILE);
627        mr_exit(retval, NULL);
628    }
629
630    return EXIT_SUCCESS;
631}
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