source: trunk/mondo/src/mondoarchive/mondoarchive.c @ 1188

Last change on this file since 1188 was 1188, checked in by bruno, 12 years ago

Stable merges again

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1/***************************************************************************
2* $Id: mondoarchive.c 1188 2007-02-20 02:03:55Z bruno $
3*/
4
5
6/**
7 * @file
8 * The main file for mondoarchive.
9 */
10
11/************************* #include statements *************************/
12#ifndef S_SPLINT_S
13#include <pthread.h>
14#endif
15#include <stdio.h>
16#include <stdlib.h>
17#include <sys/types.h>
18#include <sys/stat.h>
19#include <unistd.h>
20
21#include "my-stuff.h"
22#include "../common/mondostructures.h"
23#include "../common/libmondo.h"
24#include "mondo-cli-EXT.h"
25
26#include "mr_mem.h"
27#include "mr_str.h"
28#include "mr_msg.h"
29#include "mr_file.h"
30
31// for CVS
32//static char cvsid[] = "$Id: mondoarchive.c 1188 2007-02-20 02:03:55Z bruno $";
33
34/************************* external variables *************************/
35extern void set_signals(int);
36extern int g_current_media_number;
37extern void register_pid(pid_t, char *);
38extern int g_currentY;
39extern bool g_text_mode;
40extern bool g_remount_cdrom_at_end, g_remount_floppy_at_end;
41extern char *g_mondo_home;
42extern char *g_erase_tmpdir_and_scratchdir;
43extern double g_kernel_version;
44
45/***************** global vars, used only by main.c ******************/
46bool g_skip_floppies;
47long diffs;
48char *ps_options = "auxww";
49char *ps_proc_id = "$2";
50
51extern int g_loglevel;
52
53/****************** subroutines used only by main.c ******************/
54
55extern void mr_archive_init_conf(struct s_mr_conf *mr_conf);
56
57/**
58 * Print a "don't panic" message to the log and a message about the logfile to the screen.
59 */
60void welcome_to_mondoarchive(void)
61{
62    mr_msg(0, "Mondo Archive v%s --- http://www.mondorescue.org",
63            PACKAGE_VERSION);
64    mr_msg(0, "running on %s architecture", get_architecture());
65    mr_msg(0,
66            "-----------------------------------------------------------");
67    mr_msg(0,
68            "NB: Mondo logs almost everything, so don't panic if you see");
69    mr_msg(0,
70            "some error messages.  Please read them carefully before you");
71    mr_msg(0,
72            "decide to break out in a cold sweat.    Despite (or perhaps");
73    mr_msg(0,
74            "because of) the wealth of messages. some users are inclined");
75    mr_msg(0,
76            "to stop reading this log. If Mondo stopped for some reason,");
77    mr_msg(0,
78            "chances are it's detailed here.  More than likely there's a");
79    mr_msg(0,
80            "message at the very end of this log that will tell you what");
81    mr_msg(0,
82            "is wrong. Please read it!                          -Devteam");
83    mr_msg(0,
84            "-----------------------------------------------------------");
85
86    mr_msg(0, "Zero...");
87    mr_msg(1, "One...");
88    mr_msg(2, "Two...");
89    mr_msg(3, "Three...");
90    mr_msg(4, "Four...");
91    mr_msg(5, "Five...");
92    mr_msg(6, "Six...");
93    mr_msg(7, "Seven...");
94    mr_msg(8, "Eight...");
95    printf("See %s for details of backup run.\n", MONDO_LOGFILE);
96}
97
98
99/**
100 * Do whatever is necessary to insure a successful backup on the Linux distribution
101 * of the day.
102 */
103void distro_specific_kludges_at_start_of_mondoarchive(void)
104{
105    mr_msg(2, "Unmounting old ramdisks if necessary");
106    stop_magicdev_if_necessary();   // for RH+Gnome users
107    run_program_and_log_output
108        ("umount `mount | grep shm | grep mondo | cut -d' ' -f3`", 2);
109    unmount_supermounts_if_necessary(); // for Mandrake users whose CD-ROMs are supermounted
110    mount_boot_if_necessary();  // for Gentoo users with non-mounted /boot partitions
111    clean_up_KDE_desktop_if_necessary();    // delete various misc ~/.* files that get in the way
112}
113
114
115/**
116 * Undo whatever was done by distro_specific_kludges_at_start_of_mondoarchive().
117 */
118void distro_specific_kludges_at_end_of_mondoarchive(void)
119{
120    mr_msg(2, "Restarting magicdev if necessary");
121    sync();
122    restart_magicdev_if_necessary();    // for RH+Gnome users
123
124    mr_msg(2, "Restarting supermounts if necessary");
125    sync();
126    remount_supermounts_if_necessary(); // for Mandrake users
127
128    mr_msg(2, "Unmounting /boot if necessary");
129    sync();
130    unmount_boot_if_necessary();    // for Gentoo users
131}
132
133/*-----------------------------------------------------------*/
134
135
136
137/**
138 * Backup/verify the user's data.
139 * What did you think it did, anyway? :-)
140 */
141int main(int argc, char *argv[])
142{
143    struct s_bkpinfo *bkpinfo;
144    struct stat stbuf;
145    char *tmp = NULL;
146    int res = 0;
147    int retval = 0;
148    char *say_at_end = NULL;
149
150#ifdef ENABLE_NLS
151    setlocale(LC_ALL, "");
152    (void) textdomain("mondo");
153#endif
154/* Make sure I'm root; abort if not */
155    if (getuid() != 0) {
156        fprintf(stderr, _("Please run as root.\n"));
157        exit(127);
158    }
159
160    /* If -V, -v or --version then echo version no. and quit */
161    if (argc == 2
162        && (!strcmp(argv[argc - 1], "-v") || !strcmp(argv[argc - 1], "-V")
163            || !strcmp(argv[argc - 1], "--version"))) {
164        printf(_("mondoarchive v%s\nSee man page for help\n"), PACKAGE_VERSION);
165        exit(0);
166    }
167
168    /* Initialize variables */
169    malloc_libmondo_global_strings();
170
171    res = 0;
172    retval = 0;
173    diffs = 0;
174    printf(_("Initializing...\n"));
175
176    /* initialize log file with time stamp */
177    unlink(MONDO_LOGFILE);
178    mr_msg_init(MONDO_LOGFILE,4);
179    mr_msg(0, "Time started: %s", mr_date());
180
181    bkpinfo = mr_malloc(sizeof(struct s_bkpinfo));
182
183    /* Initialize Configuration Structure */
184    mr_archive_init_conf(bkpinfo->mr_conf);
185
186    /* Add the ARCH environment variable for ia64 purposes */
187    setenv("ARCH", get_architecture(), 1);
188
189    /* Add MONDO_SHARE + others environment variable for mindi */
190    setenv_mondo_var();
191
192    if (stat(MONDO_CACHE, &stbuf) != 0) {
193        mr_mkdir(MONDO_CACHE,0x755);
194    }
195
196    /* BERLIOS: Hardcoded to be improved */
197    unlink(MONDO_CACHE"/mindi.conf");
198    unlink(MONDORESTORECFG);
199
200    /* Configure the bkpinfo structure, global file paths, etc. */
201    g_main_pid = getpid();
202    mr_msg(9, "This");
203
204    register_pid(g_main_pid, "mondo");
205    set_signals(TRUE);          // catch SIGTERM, etc.
206    run_program_and_log_output("dmesg -n1", TRUE);
207
208    mr_msg(9, "Next");
209    welcome_to_mondoarchive();
210    distro_specific_kludges_at_start_of_mondoarchive();
211    g_kernel_version = get_kernel_version();
212
213    if (argc == 4 && !strcmp(argv[1], "getfattr")) {
214        g_loglevel = 10;
215        g_text_mode = TRUE;
216        setup_newt_stuff();
217        if (!strstr(argv[2], "filelist")) {
218            mr_msg(1,_("Sorry - filelist goes first\n"));
219            finish(1);
220        } else {
221            finish(get_fattr_list(argv[2], argv[3]));
222        }
223        finish(0);
224    }
225    if (argc == 4 && !strcmp(argv[1], "setfattr")) {
226        g_loglevel = 10;
227        g_text_mode = TRUE;
228        setup_newt_stuff();
229        finish(set_fattr_list(argv[2], argv[3]));
230    }
231
232    if (argc == 3 && !strcmp(argv[1], "wildcards")) {
233        g_loglevel = 10;
234        g_text_mode = TRUE;
235        setup_newt_stuff();
236        turn_wildcard_chars_into_literal_chars(tmp, argv[2]);
237        printf("in=%s; out=%s\n", argv[2], tmp);
238        mr_free(tmp);
239        finish(1);
240    }
241
242    if (argc == 4 && !strcmp(argv[1], "getfacl")) {
243        g_loglevel = 10;
244        g_text_mode = TRUE;
245        setup_newt_stuff();
246        if (!strstr(argv[2], "filelist")) {
247            mr_msg(1,_("Sorry - filelist goes first\n"));
248            finish(1);
249        } else {
250            finish(get_acl_list(argv[2], argv[3]));
251        }
252        finish(0);
253    }
254    if (argc == 4 && !strcmp(argv[1], "setfacl")) {
255        g_loglevel = 10;
256        g_text_mode = TRUE;
257        setup_newt_stuff();
258        finish(set_acl_list(argv[2], argv[3]));
259    }
260
261    if (argc > 2 && !strcmp(argv[1], "find-cd")) {
262        g_loglevel = 10;
263        g_text_mode = TRUE;
264        setup_newt_stuff();
265        if ((tmp = find_cdrw_device()) == NULL) {
266            mr_msg(1,_("Failed to find CDR-RW drive\n"));
267        } else {
268            mr_msg(1,_("CD-RW is at %s\n"), tmp);
269        }
270        mr_free(tmp);
271
272        if ((tmp = find_cdrom_device(FALSE)) == NULL) {
273            mr_msg(1,_("Failed to find CD-ROM drive\n"));
274        } else {
275            mr_msg(1,_("CD-ROM is at %s\n"), tmp);
276        }
277        mr_free(tmp);
278        finish(0);
279    }
280
281    if (argc > 2 && !strcmp(argv[1], "find-dvd")) {
282        g_loglevel = 10;
283        g_text_mode = TRUE;
284        setup_newt_stuff();
285        if ((tmp = find_dvd_device()) == NULL) {
286            mr_msg(1,_("Failed to find DVD drive\n"));
287        } else {
288            mr_msg(1,_("DVD is at %s\n"), tmp);
289        }
290        mr_free(tmp);
291        finish(0);
292    }
293
294    if (argc > 2 && !strcmp(argv[1], "disksize")) {
295        printf("%s --> %ld\n", argv[2], get_phys_size_of_drive(argv[2]));
296        finish(0);
297    }
298    if (argc > 2 && !strcmp(argv[1], "test-dev")) {
299        if (is_dev_an_NTFS_dev(argv[2])) {
300            mr_msg(1,_("%s is indeed an NTFS dev\n"), argv[2]);
301        } else {
302            mr_msg(1,_("%s is _not_ an NTFS dev\n"), argv[2]);
303        }
304        finish(0);
305    }
306
307    if (pre_param_configuration(bkpinfo)) {
308        fatal_error
309            ("Pre-param initialization phase failed. Please review the error messages above, make the specified changes, then try again. Exiting...");
310    }
311
312    /* Process command line, if there is one. If not, ask user for info. */
313    if (argc == 1) {
314        g_text_mode = FALSE;
315        setup_newt_stuff();
316        res = interactively_obtain_media_parameters_from_user(bkpinfo, TRUE);   /* yes, archiving */
317        if (res) {
318            fatal_error
319                ("Syntax error. Please review the parameters you have supplied and try again.");
320        }
321    } else {
322        res = handle_incoming_parameters(argc, argv, bkpinfo);
323        if (res) {
324            mr_msg(1,
325                _("Errors were detected in the command line you supplied.\n"));
326            mr_msg(1,_("Please review the log file - %s \n"),MONDO_LOGFILE);
327            mr_msg(1, "Mondoarchive will now exit.");
328            finish(1);
329        }
330        setup_newt_stuff();
331    }
332
333/* Finish configuring global structures */
334    if (post_param_configuration(bkpinfo)) {
335        fatal_error
336            ("Post-param initialization phase failed. Perhaps bad parameters were supplied to mondoarchive? Please review the documentation, error messages and logs. Exiting...");
337    }
338
339    log_to_screen
340        (_("BusyBox's sources are available from http://www.busybox.net"));
341
342    /* If we're meant to backup then backup */
343    if (bkpinfo->backup_data) {
344        res = backup_data(bkpinfo);
345        retval += res;
346        if (res) {
347            mr_strcat(say_at_end,
348                   _("Data archived. Please check the logs, just as a precaution. "));
349        } else {
350            mr_strcat(say_at_end, _("Data archived OK. "));
351        }
352    }
353
354    /* If we're meant to verify then verify */
355    if (bkpinfo->verify_data) {
356        res = verify_data(bkpinfo);
357        if (res < 0) {
358            mr_strcat(say_at_end, _("%d difference%c found."), -res,
359                    (-res != 1) ? 's' : ' ');
360            res = 0;
361        }
362        retval += res;
363    }
364
365    /* Offer to write floppy disk images to physical disks */
366    if (bkpinfo->backup_data && !g_skip_floppies) {
367        res = offer_to_write_boot_floppies_to_physical_disks(bkpinfo);
368        retval += res;
369    }
370
371    /* Report result of entire operation (success? errors?) */
372    if (retval == 0) {
373        mvaddstr_and_log_it(g_currentY++, 0,
374                            _("Backup and/or verify ran to completion. Everything appears to be fine."));
375    } else {
376        mvaddstr_and_log_it(g_currentY++, 0,
377                            _("Backup and/or verify ran to completion. However, errors did occur."));
378    }
379
380    if (does_file_exist("/var/cache/mindi/mondorescue.iso")) {
381        log_to_screen
382            (_("/var/cache/mindi/mondorescue.iso, a boot/utility CD, is available if you want it."));
383    }
384
385
386    if (length_of_file("/tmp/changed.files") > 2) {
387        if (g_text_mode) {
388            log_to_screen
389                (_("Type 'less /tmp/changed.files' to see which files don't match the archives"));
390        } else {
391            mr_msg(1,
392                    _("Type 'less /tmp/changed.files' to see which files don't match the archives"));
393            mr_msg(2, "Calling popup_changelist_from_file()");
394            popup_changelist_from_file("/tmp/changed.files");
395            mr_msg(2, "Returned from popup_changelist_from_file()");
396        }
397    } else {
398        unlink("/tmp/changed.files");
399    }
400    log_to_screen(say_at_end);
401    mr_free(say_at_end);
402
403    mr_asprintf(&tmp, "umount %s/tmpfs", bkpinfo->tmpdir);
404    run_program_and_log_output(tmp, TRUE);
405    mr_free(tmp);
406
407    mr_asprintf(&g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
408            bkpinfo->scratchdir);
409    run_program_and_log_output(g_erase_tmpdir_and_scratchdir, TRUE);
410
411    run_program_and_log_output("mount", 2);
412
413    system("rm -f /var/cache/mondo-archive/last-backup.aborted");
414    system("rm -Rf /mondo.tmp* /mondo.scratch.*");
415    if (retval == 0) {
416        printf(_("Mondoarchive ran OK.\n"));
417    } else {
418        printf(_("Errors occurred during backup. Please check logfile.\n"));
419    }
420    distro_specific_kludges_at_end_of_mondoarchive();
421    register_pid(0, "mondo");
422    set_signals(FALSE);
423    chdir("/tmp");              // just in case there's something wrong with g_erase_tmpdir_and_scratchdir
424    system(g_erase_tmpdir_and_scratchdir);
425    free_libmondo_global_strings();
426    mr_free(bkpinfo);
427
428    unlink("/tmp/filelist.full");
429    unlink("/tmp/filelist.full.gz");
430
431
432    /* finalize log file with time stamp */
433    mr_msg(1, "Time finished: %s", mr_date());
434    mr_msg_close();
435
436    if (!g_text_mode) {
437        popup_and_OK
438            (_("Mondo Archive has finished its run. Please press ENTER to return to the shell prompt."));
439        log_to_screen(_("See %s for details of backup run."), MONDO_LOGFILE);
440        finish(retval);
441    } else {
442        printf(_("See %s for details of backup run.\n"), MONDO_LOGFILE);
443        exit(retval);
444    }
445
446    return EXIT_SUCCESS;
447}
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