source: MondoRescue/branches/2.2.10/mondo/src/mondoarchive/mondoarchive.c @ 2322

Last change on this file since 2322 was 2322, checked in by Bruno Cornec, 11 years ago

r3333@localhost: bruno | 2009-08-08 01:58:31 +0200

  • bkpinfo->prefix is now dynamically assigned
  • Fix newt mondoarchive
  • Property svn:keywords set to Id
File size: 12.4 KB
Line 
1/***************************************************************************
2$Id: mondoarchive.c 2322 2009-08-18 12:37:58Z 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 "../common/mondostructures.h"
13#include "../common/libmondo.h"
14#include "../common/libmondo-cli-EXT.h"
15#include "../common/libmondo-tools-EXT.h"
16#include "mondoarchive.h"
17
18// for CVS
19//static char cvsid[] = "$Id: mondoarchive.c 2322 2009-08-18 12:37:58Z bruno $";
20
21/************************* external variables *************************/
22extern void set_signals(int);
23extern int g_current_media_number;
24extern int g_currentY;
25extern bool g_text_mode;
26extern char *g_boot_mountpt;
27extern bool g_remount_floppy_at_end;
28extern char *g_cdrw_drive_is_here;
29static char *g_cdrom_drive_is_here = NULL;
30static char *g_dvd_drive_is_here = NULL;
31extern double g_kernel_version;
32
33/***************** global vars, used only by main.c ******************/
34long diffs = 0L;
35
36extern t_bkptype g_backup_media_type;
37extern int g_loglevel;
38
39/**
40 * Whether we're restoring from ISOs. Obviously not, since this is the
41 * backup program.
42 * @note You @b MUST declare this variable somewhere in your program if
43 * you use libmondo. Otherwise the link will fail.
44 * @ingroup globalGroup
45 */
46bool g_ISO_restore_mode = FALSE;
47
48/* Do we use extended attributes and acl ?
49 *  * By default no, use --acl & --attr options to force their usage */
50char *g_getfacl = NULL;
51char *g_getfattr = NULL;
52
53/* Reference to global bkpinfo */
54struct s_bkpinfo *bkpinfo;
55
56/*  Make cleanup the finish function */
57void (*mr_cleanup)(int) = finish;
58
59/* To be coded */
60void free_MR_global_filenames(void) {
61}
62
63/****************** subroutines used only by main.c ******************/
64
65
66/**
67 * Print a "don't panic" message to the log and a message about the logfile to the screen.
68 */
69void welcome_to_mondoarchive(void)
70{
71    char *tmp = NULL;
72
73    log_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
74            PACKAGE_VERSION);
75    log_msg(0, "running %s binaries", get_architecture());
76    tmp = get_uname_m();
77    log_msg(0, "running on %s architecture", tmp);
78    mr_free(tmp);
79    log_msg(0,
80            "-----------------------------------------------------------");
81    log_msg(0,
82            "NB: Mondo logs almost everything, so don't panic if you see");
83    log_msg(0,
84            "some error messages.  Please read them carefully before you");
85    log_msg(0,
86            "decide to break out in a cold sweat.    Despite (or perhaps");
87    log_msg(0,
88            "because of) the wealth of messages. some users are inclined");
89    log_msg(0,
90            "to stop reading this log. If Mondo stopped for some reason,");
91    log_msg(0,
92            "chances are it's detailed here.  More than likely there's a");
93    log_msg(0,
94            "message at the very end of this log that will tell you what");
95    log_msg(0,
96            "is wrong. Please read it!                          -Devteam");
97    log_msg(0,
98            "-----------------------------------------------------------");
99
100    log_msg(0, "Zero...");
101    log_msg(1, "One...");
102    log_msg(2, "Two...");
103    log_msg(3, "Three...");
104    log_msg(4, "Four...");
105    log_msg(5, "Five...");
106    log_msg(6, "Six...");
107    log_msg(7, "Seven...");
108    log_msg(8, "Eight...");
109    printf("See %s for details of backup run.\n", MONDO_LOGFILE);
110}
111
112
113extern char *g_magicdev_command;
114
115/**
116 * Do whatever is necessary to insure a successful backup on the Linux distribution
117 * of the day.
118 */
119void distro_specific_kludges_at_start_of_mondoarchive(void)
120{
121    log_msg(2, "Unmounting old ramdisks if necessary");
122    stop_magicdev_if_necessary();   // for RH+Gnome users
123    /*
124    run_program_and_log_output
125        ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
126        */
127    unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
128    //  stop_autofs_if_necessary(); // for Xandros users
129    mount_boot_if_necessary();  // for Gentoo users with non-mounted /boot partitions
130    clean_up_KDE_desktop_if_necessary();    // delete various misc ~/.* files that get in the way
131}
132
133
134
135/**
136 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
137 */
138void distro_specific_kludges_at_end_of_mondoarchive(void)
139{
140    log_msg(2, "Restarting magicdev if necessary");
141    sync();
142    restart_magicdev_if_necessary();    // for RH+Gnome users
143
144    log_msg(2, "Restarting autofs if necessary");
145    sync();
146    //  restart_autofs_if_necessary(); // for Xandros users
147
148    log_msg(2, "Restarting supermounts if necessary");
149    sync();
150    remount_supermounts_if_necessary(); // for Mandrake users
151
152    log_msg(2, "Unmounting /boot if necessary");
153    sync();
154    unmount_boot_if_necessary();    // for Gentoo users
155
156//  log_msg( 2, "Cleaning up KDE desktop");
157//  clean_up_KDE_desktop_if_necessary();
158}
159
160
161/**
162 * Backup/verify the user's data.
163 * What did you think it did, anyway? :-)
164 */
165int main(int argc, char *argv[])
166{
167    char *tmp = NULL;
168    char *tmp1 = NULL;
169    int res = 0;
170    int i = 0;
171    int retval = 0;
172    char *say_at_end = NULL;
173
174    printf("Initializing...\n");
175
176    bkpinfo = (struct s_bkpinfo *)mr_malloc(sizeof(struct s_bkpinfo));
177    init_bkpinfo();
178
179    /* initialize log file with time stamp */
180    unlink(MONDO_LOGFILE);
181    log_msg(0, "Time started: %s", mr_date());
182
183    /* Memory allocation is done in those functions */
184    malloc_libmondo_global_strings();
185    if (argc == 1) {
186        g_text_mode = FALSE;
187    } else {
188        g_text_mode = TRUE;
189        /* newt mode if -g specified on cli */
190        for (i = 0; i < argc; i++) {
191            if (!strcmp(argv[i],"-g")) {
192                g_text_mode = FALSE;
193            }
194        }
195    }
196    setup_newt_stuff();
197
198    /* Make sure I'm root; abort if not */
199    if (getuid() != 0) {
200        fatal_error("Please run as root.\n");
201    }
202
203    /* If -V, -v or --version then echo version no. and quit */
204    if (argc == 2 && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V") || !strcmp(argv[argc - 1], "--version"))) {
205        printf("mondoarchive v%s\nSee man page for help\n", PACKAGE_VERSION);
206        finish(0);
207    }
208
209
210    /* make sure PATH environmental variable allows access to mkfs, fdisk, etc. */
211    mr_asprintf(&tmp1,"%s:/sbin:/usr/sbin:/usr/local/sbin",getenv("PATH"));
212    setenv("PATH", tmp1, 1);
213    mr_free(tmp1);
214
215    /* Add the ARCH environment variable for ia64 purposes */
216    mr_asprintf(&tmp1,"%s",get_architecture());
217    setenv("ARCH", tmp1, 1);
218    mr_free(tmp1);
219
220    /* Add MONDO_SHARE environment variable for mindi */
221    setenv_mondo_share();
222
223    /* Configure the bkpinfo structure, global file paths, etc. */
224    g_main_pid = getpid();
225    log_msg(9, "This");
226
227    set_signals(TRUE);          // catch SIGTERM, etc.
228    run_program_and_log_output("dmesg -n1", TRUE);
229
230    log_msg(9, "Next");
231    make_hole_for_dir(MONDO_CACHE);
232
233    welcome_to_mondoarchive();
234    distro_specific_kludges_at_start_of_mondoarchive();
235    g_kernel_version = get_kernel_version();
236
237    if (argc == 4 && !strcmp(argv[1], "getfattr")) {
238        g_loglevel = 10;
239        if (!strstr(argv[2], "filelist")) {
240            printf("Sorry - filelist goes first\n");
241            finish(1);
242        } else {
243            finish(get_fattr_list(argv[2], argv[3]));
244        }
245        finish(0);
246    }
247    if (argc == 4 && !strcmp(argv[1], "setfattr")) {
248        g_loglevel = 10;
249        finish(set_fattr_list(argv[2], argv[3]));
250    }
251
252    if (argc == 3 && !strcmp(argv[1], "wildcards")) {
253        g_loglevel = 10;
254        malloc_string(tmp);
255        turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
256        printf("in=%s; out=%s\n", argv[2], tmp);
257        paranoid_free(tmp);
258        finish(1);
259    }
260
261    if (argc == 4 && !strcmp(argv[1], "getfacl")) {
262        g_loglevel = 10;
263        if (!strstr(argv[2], "filelist")) {
264            printf("Sorry - filelist goes first\n");
265            finish(1);
266        } else {
267            finish(get_acl_list(argv[2], argv[3]));
268        }
269        finish(0);
270    }
271    if (argc == 4 && !strcmp(argv[1], "setfacl")) {
272        g_loglevel = 10;
273        finish(set_acl_list(argv[2], argv[3]));
274    }
275
276    if (argc > 2 && !strcmp(argv[1], "find-cd")) {
277        g_loglevel = 10;
278        malloc_string(tmp);
279        if (find_cdrw_device(tmp)) {
280            printf("Failed to find CDR-RW drive\n");
281        } else {
282            printf("CD-RW is at %s\n", tmp);
283        }
284        tmp[0] = '\0';
285        if (find_cdrom_device(tmp, atoi(argv[2]))) {
286            printf("Failed to find CD-ROM drive\n");
287        } else {
288            printf("CD-ROM is at %s\n", tmp);
289        }
290        paranoid_free(tmp);
291        finish(0);
292    }
293
294    if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
295        g_loglevel = 10;
296        malloc_string(tmp);
297        if (find_dvd_device(tmp, atoi(argv[2]))) {
298            printf("Failed to find DVD drive\n");
299        } else {
300            printf("DVD is at %s\n", tmp);
301        }
302        paranoid_free(tmp);
303        finish(0);
304    }
305
306    if (argc > 2 && !strcmp(argv[1], "disksize")) {
307        printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
308        finish(0);
309    }
310    if (argc > 2 && !strcmp(argv[1], "test-dev")) {
311        if (is_dev_an_NTFS_dev(argv[2])) {
312            printf("%s is indeed an NTFS dev\n", argv[2]);
313        } else {
314            printf("%s is _not_ an NTFS dev\n", argv[2]);
315        }
316        finish(0);
317    }
318
319    if (pre_param_configuration()) {
320        fatal_error
321            ("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    if (argc == 1) {
326        res = interactively_obtain_media_parameters_from_user(TRUE);    /* yes, archiving */
327        if (res) {
328            fatal_error
329                ("Syntax error. Please review the parameters you have supplied and try again.");
330        }
331    } else {
332        res = handle_incoming_parameters(argc, argv);
333        if (res) {
334            printf
335                ("Errors were detected in the command line you supplied.\n");
336            printf("Please review the log file - %s\n", MONDO_LOGFILE );
337            log_msg(1, "Mondoarchive will now exit.");
338            finish(1);
339        }
340    }
341
342/* Finish configuring global structures */
343    if (post_param_configuration()) {
344        fatal_error("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
345    }
346
347    log_to_screen("BusyBox's sources are available from http://www.busybox.net");
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,
365                    (-res != 1) ? 's' : ' ');
366            mr_asprintf(&say_at_end, "%s", tmp);
367            log_to_screen(tmp);
368            mr_free(tmp);
369            res = 0;
370        }
371        retval += res;
372    }
373
374/* Report result of entire operation (success? errors?) */
375    if (!retval) {
376        mvaddstr_and_log_it(g_currentY++, 0,
377                            "Backup and/or verify ran to completion. Everything appears to be fine.");
378    } else {
379        mvaddstr_and_log_it(g_currentY++, 0,
380                            "Backup and/or verify ran to completion. However, errors did occur.");
381    }
382
383    if (does_file_exist(MINDI_CACHE"/mondorescue.iso")) {
384        log_to_screen
385            (MINDI_CACHE"/mondorescue.iso, a boot/utility CD, is available if you want it.");
386    }
387
388    if (length_of_file(MONDO_CACHE"/changed.files") > 2) {
389        if (g_text_mode) {
390            log_to_screen("Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
391        } else {
392            log_msg(1, "Type 'less "MONDO_CACHE"/changed.files' to see which files don't match the archives");
393            log_msg(2, "Calling popup_changelist_from_file()");
394            popup_changelist_from_file(MONDO_CACHE"/changed.files");
395            log_msg(2, "Returned from popup_changelist_from_file()");
396        }
397    } else {
398        unlink(MONDO_CACHE"/changed.files");
399    }
400    if (say_at_end != NULL) {
401        log_to_screen(say_at_end);
402        mr_free(say_at_end);
403    }
404    mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
405    run_program_and_log_output(tmp, TRUE);
406    mr_free(tmp);
407    if (bkpinfo->backup_media_type == usb) {
408        log_msg(1, "Unmounting USB device.");
409        mr_asprintf(&tmp, "umount %s1", bkpinfo->media_device);
410        run_program_and_log_output(tmp, TRUE);
411        mr_free(tmp);
412    }
413
414    run_program_and_log_output("mount", 2);
415
416    system("rm -f "MONDO_CACHE"/last-backup.aborted");
417    if (!retval) {
418        printf("Mondoarchive ran OK.\n");
419    } else {
420        printf("Errors occurred during backup. Please check logfile.\n");
421    }
422    distro_specific_kludges_at_end_of_mondoarchive();
423    set_signals(FALSE);
424
425    free_libmondo_global_strings();
426   
427
428    if (!g_cdrom_drive_is_here) {
429        log_msg(10, "FYI, g_cdrom_drive_is_here was never used");
430    }
431    if (!g_dvd_drive_is_here) {
432        log_msg(10, "FYI, g_dvd_drive_is_here was never used");
433    }
434
435    /* finalize log file with time stamp */
436    log_msg(0, "Time finished: %s", mr_date());
437
438    chdir("/tmp");
439
440    if (!g_text_mode) {
441        popup_and_OK("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt.");
442        log_to_screen("See %s for details of backup run.", MONDO_LOGFILE);
443    } else {
444        printf("See %s for details of backup run.\n", MONDO_LOGFILE);
445    }
446    finish(retval);
447
448    return EXIT_SUCCESS;
449}
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