source: MondoRescue/trunk/mondo/src/common/libmondo-tools.c @ 1000

Last change on this file since 1000 was 1000, checked in by Bruno Cornec, 14 years ago

Debug actions to solve seg fault

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1/* $Id: libmondo-tools.c 1000 2006-12-08 16:00:21Z bruno $
2misc tools
3*/
4
5/**
6 * @file
7 * Miscellaneous tools that didn't really fit anywhere else.
8 */
9
10#include "my-stuff.h"
11#include "mondostructures.h"
12#include "libmondo-tools.h"
13#include "newt-specific-EXT.h"
14#include "libmondo-files-EXT.h"
15#include "libmondo-fork-EXT.h"
16#include "libmondo-raid-EXT.h"
17#include <sys/socket.h>
18#include <netdb.h>
19#include <netinet/in.h>
20#ifndef S_SPLINT_S
21#include <arpa/inet.h>
22#endif
23#include "mr_mem.h"
24
25/*@unused@*/
26//static char cvsid[] = "$Id: libmondo-tools.c 1000 2006-12-08 16:00:21Z bruno $";
27
28extern int g_tape_buffer_size_MB;
29extern char *g_erase_tmpdir_and_scratchdir;
30extern char *g_serial_string;
31extern bool g_text_mode;
32extern int g_currentY;
33extern int g_current_media_number;
34
35/**
36 * @addtogroup globalGroup
37 * @{
38 */
39bool g_remount_cdrom_at_end,    ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
40 g_remount_floppy_at_end;       ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
41bool g_cd_recovery;             ///< TRUE if we're making an "autonuke" backup.
42double g_kernel_version;
43
44/**
45 * The place where /boot is mounted. - Used locally only
46 */
47static char *g_boot_mountpt = NULL;
48
49/**
50 * The location of Mondo's home directory.
51 */
52char *g_mondo_home = NULL;
53
54/**
55 * The serial string (used to differentiate between backups) of the current backup.
56 */
57char *g_serial_string = NULL;
58
59/**
60 * The location where tmpfs is mounted, or "" if it's not mounted.
61 */
62char *g_tmpfs_mountpt = NULL;
63char *g_magicdev_command = NULL;
64
65/**
66 * The default maximum level to log messages at or below.
67 */
68int g_loglevel = DEFAULT_DEBUG_LEVEL;
69
70/* @} - end of globalGroup */
71
72
73extern pid_t g_buffer_pid;
74extern pid_t g_main_pid;
75
76extern t_bkptype g_backup_media_type;
77extern char *g_backup_media_string;
78
79extern bool am_I_in_disaster_recovery_mode(void);
80
81
82/**
83 * @addtogroup utilityGroup
84 * @{
85 */
86/**
87 * Assertion handler. Prints a friendly message to the user,
88 * offering to ignore all, dump core, break to debugger,
89 * exit, or ignore. Intended to be used with an assert() macro.
90 *
91 * @param file The file in which the assertion triggered.
92 * @param function The function (@c __FUNCTION__) in which the assertion triggered.
93 * @param line The line number of the assert() statement.
94 * @param exp The expression that failed (as a string).
95 */
96void _mondo_assert_fail(const char *file,
97                        const char *function, int line, const char *exp)
98{
99    static int ignoring_assertions = 0;
100    bool is_valid = TRUE;
101
102    log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
103           function);
104    if (ignoring_assertions) {
105        log_it("Well, the user doesn't care...");
106        return;
107    }
108#ifndef _XWIN
109    if (!g_text_mode)
110        newtSuspend();
111#endif
112    printf(_("ASSERTION FAILED: `%s'\n"), exp);
113    printf(_("\tat %s:%d in %s\n\n"), file, line, function);
114    printf(_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
115    do {
116        is_valid = TRUE;
117        switch (toupper(getchar())) {
118        case 'A':               // ignore (A)ll
119            ignoring_assertions = 1;
120            break;
121        case 'B':               // a(B)ort
122            signal(SIGABRT, SIG_DFL);   /* prevent SIGABRT handler from running */
123            raise(SIGABRT);
124            break;              /* "can't get here" */
125        case 'D':               // (D)ebug, aka asm("int 3")
126#ifdef __IA32__
127            __asm__ __volatile__("int $3"); // break to debugger
128#endif
129            break;
130        case 'E':               // (E)xit
131            fatal_error("Failed assertion -- see above for details");
132            break;              /* "can't get here" */
133        case 'I':               // (I)gnore
134            break;
135            /* These next two work as follows:
136               the `default' catches the user's invalid choice and says so;
137               the '\n' catches the newline on the end and prints the prompt again.
138             */
139        case '\n':
140            printf
141                (_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
142            break;
143        default:
144            is_valid = FALSE;
145            printf(_("Invalid choice.\n"));
146            break;
147        }
148    } while (!is_valid);
149
150    if (ignoring_assertions) {
151        log_it("Ignoring ALL assertions from now on.");
152    } else {
153        log_it("Ignoring assertion: %s", exp);
154    }
155
156    getchar();                  // skip \n
157
158#ifndef _XWIN
159    if (!g_text_mode)
160        newtResume();
161#endif
162}
163
164/**
165 * Clean's up users' KDE desktops.
166 * @bug Details about this function are unknown.
167 */
168void clean_up_KDE_desktop_if_necessary(void)
169{
170    char *tmp;
171
172    mr_asprintf(&tmp,
173             "for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
174file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
175awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
176else { print $0;};}' $file.old  > $file ; fi ; done");
177    run_program_and_log_output(tmp, 5);
178    mr_free(tmp);
179}
180
181
182/**
183 * Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
184 * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
185 *
186 * @param home_sz String to store the home directory ("" if it could not be found).
187 * @return 0 for success, nonzero for failure.
188 */
189char *find_and_store_mondoarchives_home()
190{
191    char *home_sz = NULL;
192
193    mr_asprintf(&home_sz, MONDO_SHARE);
194    return (home_sz);
195}
196
197
198char *get_architecture()
199{
200#ifdef __IA32__
201    return ("i386");
202#endif
203#ifdef __X86_64__
204    return ("x86-64");
205#endif
206#ifdef __IA64__
207    return ("ia64");
208#endif
209    return ("unknown");
210}
211
212
213
214double get_kernel_version()
215{
216    char *p, *tmp;
217    double d;
218#ifdef __FreeBSD__
219    // JOSH - FIXME :)
220    d = 5.2;                    // :-)
221#else
222    tmp = call_program_and_get_last_line_of_output("uname -r");
223    p = strchr(tmp, '.');
224    if (p) {
225        p = strchr(++p, '.');
226        if (p) {
227            while (*p) {
228                *p = *(p + 1);
229                p++;
230            }
231        }
232    }
233//  log_msg(1, "tmp = '%s'", tmp);
234    d = atof(tmp);
235#endif
236    log_msg(1, "g_kernel_version = %f", d);
237    return (d);
238}
239
240
241
242
243
244/**
245 * Get the current time.
246 * @return number of seconds since the epoch.
247 */
248long get_time()
249{
250    return (long) time((void *) 0);
251}
252
253
254
255
256
257
258
259/**
260 * Initialize a RAID volume structure, setting fields to zero. The
261 * actual hard drive is unaffected.
262 *
263 * @param raidrec The RAID volume structure to initialize.
264 * @note This function is system dependent.
265 */
266#ifdef __FreeBSD__
267void initialize_raidrec(struct vinum_volume *raidrec)
268{
269    int i, j;
270    raidrec->volname[0] = '\0';
271    raidrec->plexes = 0;
272    for (i = 0; i < 9; ++i) {
273        raidrec->plex[i].raidlevel = -1;
274        raidrec->plex[i].stripesize = 0;
275        raidrec->plex[i].subdisks = 0;
276        for (j = 0; j < 9; ++j) {
277            strcpy(raidrec->plex[i].sd[j].which_device, "");
278        }
279    }
280}
281#else
282void initialize_raidrec(struct raid_device_record *raidrec)
283{
284    assert(raidrec != NULL);
285    raidrec->raid_device = NULL;
286    raidrec->raid_level = -9;
287    raidrec->persistent_superblock = 1;
288    raidrec->chunk_size = 64;
289    raidrec->parity = -1;
290    raidrec->data_disks.entries = 0;
291    raidrec->spare_disks.entries = 0;
292    raidrec->parity_disks.entries = 0;
293    raidrec->failed_disks.entries = 0;
294    raidrec->additional_vars.entries = 0;
295}
296#endif
297
298
299
300
301/**
302 * Insert modules that Mondo requires.
303 * Currently inserts @c dos, @c fat, @c vfat, and @c osst for Linux;
304 * @c msdosfs and @c ext2fs for FreeBSD.
305 */
306void insmod_crucial_modules(void)
307{
308#ifdef __FreeBSD__
309    system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
310    system("kldstat | grep ext2fs  || kldload ext2fs 2> /dev/null");
311#else
312    system("modprobe -a dos fat vfat loop &> /dev/null");
313#endif
314}
315
316
317/**
318 * Finish configuring the backup information structure. Call this function
319 * to set the parameters that depend on those that can be given on the command
320 * line.
321 *
322 * @param bkpinfo The backup information structure. Fields modified/used:
323 * - Used: @c bkpinfo->backup_data
324 * - Used: @c bkpinfo->backup_media_type
325 * - Used: @c bkpinfo->cdrw_speed
326 * - Used: @c bkpinfo->compression_level
327 * - Used: @c bkpinfo->include_paths
328 * - Used: @c bkpinfo->prefix
329 * - Used: @c bkpinfo->isodir
330 * - Used: @c bkpinfo->manual_cd_tray
331 * - Used: @c bkpinfo->make_cd_use_lilo
332 * - Used: @c bkpinfo->media_device
333 * - Used: @c bkpinfo->nfs_mount
334 * - Used: @c bkpinfo->nonbootable_backup
335 * - Used: @c bkpinfo->scratchdir
336 * - Used: @c bkpinfo->tmpdir
337 * - Used: @c bkpinfo->use_lzo
338 * - Modified: @c bkpinfo->call_before_iso
339 * - Modified: @c bkpinfo->call_make_iso
340 * - Modified: @c bkpinfo->optimal_set_size
341 * - Modified: @c bkpinfo->zip_exe
342 * - Modified: @c bkpinfo->zip_suffix
343 *
344 * @return number of errors, or 0 for success.
345 * @note Also creates directories that are specified in the @c bkpinfo structure but
346 * do not exist.
347 */
348int post_param_configuration(struct s_bkpinfo *bkpinfo)
349{
350    char *extra_cdrom_params = NULL;
351    char *mondo_mkisofs_sz = NULL;
352    char *command = NULL;
353    char *hostname = NULL, *ip_address = NULL;
354    int retval = 0;
355    long avm = 0;
356    char *colon = NULL;
357    char *cdr_exe = NULL;
358    char *tmp = NULL;
359    char *tmp1 = NULL;
360    char *call_before_iso_user = NULL;
361    int rdsiz_MB;
362    char *iso_path = NULL;
363
364    assert(bkpinfo != NULL);
365    bkpinfo->optimal_set_size =
366        (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
367        1024;
368
369    log_msg(1, "Foo");
370    if (bkpinfo->backup_media_type == tape) {
371        log_msg(1, "Bar");
372        mr_asprintf(&tmp, "mt -f %s status", bkpinfo->media_device);
373        log_msg(1, "tmp = '%s'", tmp);
374        if (run_program_and_log_output(tmp, 3)) {
375            fatal_error
376                ("Unable to open tape device. If you haven't specified it with -d, do so. If you already have, check your parameter. I think it's wrong.");
377        }
378        mr_free(tmp);
379    }
380    make_hole_for_dir(bkpinfo->scratchdir);
381    make_hole_for_dir(bkpinfo->tmpdir);
382    if (bkpinfo->backup_media_type == iso)
383        make_hole_for_dir(bkpinfo->isodir);
384
385    run_program_and_log_output("uname -a", 5);
386    run_program_and_log_output("cat /etc/*-release", 5);
387    run_program_and_log_output("cat /etc/*issue*", 5);
388    mr_asprintf(&g_tmpfs_mountpt, "%s/tmpfs", bkpinfo->tmpdir);
389    mr_asprintf(&command, "mkdir -p %s", g_tmpfs_mountpt);
390    paranoid_system(command);
391    mr_free(command);
392    rdsiz_MB = PPCFG_RAMDISK_SIZE + g_tape_buffer_size_MB;
393#ifdef __FreeBSD__
394    tmp = call_program_and_get_last_line_of_output
395             ("vmstat | tail -1 | tr -s ' ' | cut -d' ' -f6");
396    avm += atol(tmp);
397    mr_free(tmp);
398    tmp = call_program_and_get_last_line_of_output
399             ("swapinfo | grep -v Device | tr -s ' ' | cut -d' ' -f4 | tr '\n' '+' | sed 's/+$//' | bc");
400    avm += atol(tmp);
401    mr_free(tmp);
402    mr_asprintf(&command, "mdmfs -s %d%c md9 %s", rdsiz_MB, 'm',
403             g_tmpfs_mountpt);
404#else
405    tmp = call_program_and_get_last_line_of_output
406             ("free | grep ':' | tr -s ' ' '\t' | cut -f2 | head -n1");
407    avm += atol(tmp);
408    mr_free(tmp);
409    mr_asprintf(&command, "mount /dev/shm -t tmpfs %s -o size=%d%c",
410             g_tmpfs_mountpt, rdsiz_MB, 'm');
411    run_program_and_log_output("cat /proc/cpuinfo", 5);
412    /* BERLIOS: rpm is not necessarily there ! */
413    run_program_and_log_output
414        ("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
415         5);
416#endif
417    if (avm / 1024 > rdsiz_MB * 3) {
418        if (run_program_and_log_output(command, 5)) {
419            mr_free(g_tmpfs_mountpt);
420            log_it("Failed to mount tmpfs");
421        } else {
422            log_it("Tmpfs mounted OK - %d MB", rdsiz_MB);
423        }
424    } else {
425        mr_free(g_tmpfs_mountpt);
426        log_it("It doesn't seem you have enough swap to use tmpfs. Fine.");
427    }
428    mr_free(command);
429
430    if (bkpinfo->use_lzo) {
431        mr_allocstr(bkpinfo->zip_exe, "lzop");
432        mr_allocstr(bkpinfo->zip_suffix, "lzo");
433    } else if (bkpinfo->compression_level != 0) {
434        mr_allocstr(bkpinfo->zip_exe, "bzip2");
435        mr_allocstr(bkpinfo->zip_suffix, "bz2");
436    } else {
437        bkpinfo->zip_exe = NULL;
438        bkpinfo->zip_suffix = NULL;
439    }
440
441// DVD
442
443    if (bkpinfo->backup_media_type == dvd) {
444        tmp = find_home_of_exe("growisofs");
445        if (!tmp) {
446            fatal_error("Please install growisofs.");
447        }
448        mr_free(tmp);
449
450        if (bkpinfo->nonbootable_backup) {
451            mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
452        } else if
453#ifdef __FreeBSD__
454            (TRUE)
455#else
456            (bkpinfo->make_cd_use_lilo)
457#endif
458#ifdef __IA64__
459    {
460        mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
461    }
462#else
463    {
464        mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
465    }
466#endif
467        else
468        {
469            mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
470        }
471        if (bkpinfo->manual_cd_tray) {
472            fatal_error("Manual CD tray + DVD not supported yet.");
473            // -m isn't supported by growisofs, BTW...
474        } else {
475            mr_asprintf(&bkpinfo->call_make_iso,
476                    "%s %s -Z %s . 2>> _ERR_",
477                    mondo_mkisofs_sz, "", bkpinfo->media_device);
478        }
479        mr_free(mondo_mkisofs_sz);
480
481        if (getenv ("SUDO_COMMAND")) {
482            mr_asprintf(&command, "strings `which growisofs` | grep -c SUDO_COMMAND");
483            tmp = call_program_and_get_last_line_of_output(command);
484            if (!strcmp(tmp, "1")) {
485                popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
486                fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
487            }       
488            mr_free(tmp);
489            mr_free(command);
490        }
491        log_msg(2, "call_make_iso (DVD res) is ... %s",
492                bkpinfo->call_make_iso);
493    }                           // end of DVD code
494
495// CD-R or CD-RW
496    if (bkpinfo->backup_media_type == cdrw
497        || bkpinfo->backup_media_type == cdr) {
498        if (!bkpinfo->manual_cd_tray) {
499            mr_asprintf(&extra_cdrom_params, "-waiti ");
500        }
501        if (bkpinfo->backup_media_type == cdrw) {
502            if (extra_cdrom_params != NULL) {
503                mr_asprintf(&tmp, extra_cdrom_params);
504                mr_free(extra_cdrom_params);
505                mr_asprintf(&extra_cdrom_params, "%s blank=fast ", tmp);
506            } else {
507                mr_asprintf(&extra_cdrom_params, "blank=fast ");
508            }
509        }
510        tmp = find_home_of_exe("cdrecord");
511        tmp1 = find_home_of_exe("dvdrecord");
512        if (tmp) {
513            mr_asprintf(&cdr_exe, "cdrecord");
514        } else if (tmp1) {
515            mr_asprintf(&cdr_exe, "dvdrecord");
516        } else {
517            fatal_error("Please install either cdrecord or dvdrecord.");
518        }
519        mr_free(tmp);
520        mr_free(tmp1);
521
522        if (bkpinfo->nonbootable_backup) {
523            mr_asprintf(&mondo_mkisofs_sz, "%s -r -p MondoRescue -publisher www.mondorescue.org -A Mondo_Rescue_GPL_Version -V _CD#_", bkpinfo->mr_conf->mondo_iso_creation_cmd);
524        } else if
525#ifdef __FreeBSD__
526            (TRUE)
527#else
528            (bkpinfo->make_cd_use_lilo)
529#endif
530#ifdef __IA64__
531    {
532        mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
533    }
534#else
535    {
536        mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
537    }
538#endif
539        else
540        {
541            mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
542        }
543        if (bkpinfo->manual_cd_tray) {
544            if (bkpinfo->call_before_iso == NULL) {
545                mr_asprintf(&bkpinfo->call_before_iso,
546                        "%s -o %s/temporary.iso . 2>> _ERR_",
547                        mondo_mkisofs_sz, bkpinfo->tmpdir);
548            } else {
549                mr_asprintf(&call_before_iso_user, bkpinfo->call_before_iso);
550                mr_asprintf(&bkpinfo->call_before_iso,
551                                    "( %s -o %s/temporary.iso . 2>> _ERR_ ; %s )",
552                        mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
553                mr_free(call_before_iso_user);
554            }
555            log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
556            mr_asprintf(&bkpinfo->call_make_iso,
557                    "%s %s -v %s fs=4m dev=%s speed=%d %s/temporary.iso",
558                    cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
559                    extra_cdrom_params, bkpinfo->media_device,
560                    bkpinfo->cdrw_speed, bkpinfo->tmpdir);
561        } else {
562            mr_asprintf(&bkpinfo->call_make_iso,
563                    "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -",
564                    mondo_mkisofs_sz, cdr_exe,
565                    (bkpinfo->please_dont_eject) ? " " : "-eject",
566                    extra_cdrom_params, bkpinfo->media_device,
567                    bkpinfo->cdrw_speed);
568        }
569        mr_free(mondo_mkisofs_sz);
570        mr_free(cdr_exe);
571        mr_free(extra_cdrom_params);
572    }                           // end of CD code
573
574    if (bkpinfo->backup_media_type == iso) {
575
576/* Patch by Conor Daly <conor.daly@met.ie>
577 * 23-june-2004
578 * Break up isodir into iso_mnt and iso_path
579 * These will be used along with iso-dev at restore time
580 * to locate the ISOs where ever they're mounted
581 */
582
583        log_it("isodir = %s", bkpinfo->isodir);
584        mr_asprintf(&command, "df -P %s | tail -n1 | cut -d' ' -f1",
585                 bkpinfo->isodir);
586        log_it("command = %s", command);
587        tmp = call_program_and_get_last_line_of_output(command);
588        mr_free(command);
589        log_it("res of it = %s", tmp);
590        mr_asprintf(&tmp1, "%s/ISO-DEV", bkpinfo->tmpdir);
591        write_one_liner_data_file(tmp1, tmp);
592        mr_free(tmp1);
593
594        mr_asprintf(&command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3",
595                 tmp);
596        mr_free(tmp);
597        log_it("command = %s", command);
598        tmp = call_program_and_get_last_line_of_output(command);
599        mr_free(command);
600        log_it("res of it = %s", tmp);
601
602        mr_asprintf(&tmp1, "%s/ISO-MNT", bkpinfo->tmpdir);
603        write_one_liner_data_file(tmp1, tmp);
604        mr_free(tmp1);
605
606        log_it("isomnt: %s, %d", tmp, strlen(tmp));
607        if (strlen(bkpinfo->isodir) < strlen(tmp)) {
608            mr_asprintf(&iso_path, " ");
609        } else {
610            mr_asprintf(&iso_path, "%s", bkpinfo->isodir + strlen(tmp));
611        }
612        mr_free(tmp);
613
614        mr_asprintf(&tmp, "%s/ISODIR", bkpinfo->tmpdir);
615        write_one_liner_data_file(tmp, iso_path);
616        mr_free(tmp);
617        log_it("isodir: %s", iso_path);
618        mr_free(iso_path);
619        mr_asprintf(&tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
620        write_one_liner_data_file(tmp, bkpinfo->prefix);
621        log_it("iso-prefix: %s",  bkpinfo->prefix);
622        mr_free(tmp);
623/* End patch */
624    }                           // end of iso code
625
626    if (bkpinfo->backup_media_type == nfs) {
627        mr_asprintf(&hostname, bkpinfo->nfs_mount);
628        colon = strchr(hostname, ':');
629        if (!colon) {
630            log_it("nfs mount doesn't have a colon in it");
631            retval++;
632        } else {
633            struct hostent *hent;
634
635            *colon = '\0';
636            hent = gethostbyname(hostname);
637            if (!hent) {
638                log_it("Can't resolve NFS mount (%s): %s", hostname,
639                       hstrerror(h_errno));
640                retval++;
641            } else {
642                mr_asprintf(&ip_address, "%s%s", inet_ntoa((struct in_addr)
643                                                        *((struct in_addr
644                                                           *) hent->
645                                                          h_addr)),
646                         strchr(bkpinfo->nfs_mount, ':'));
647                mr_allocstr(bkpinfo->nfs_mount, ip_address);
648                mr_free(ip_address);
649            }
650        }
651        store_nfs_config(bkpinfo);
652        mr_free(hostname);
653    }
654
655    log_it("Finished processing incoming params");
656    if (retval) {
657        fprintf(stderr, "Type 'man mondoarchive' for help.\n");
658    }
659    mr_asprintf(&tmp, "%s", MONDO_TMPISOS);
660    if (does_file_exist(tmp)) {
661        unlink(tmp);
662    }
663    mr_free(tmp);
664
665    if (strlen(bkpinfo->tmpdir) < 2 || strlen(bkpinfo->scratchdir) < 2) {
666        log_it("tmpdir or scratchdir are blank/missing");
667        retval++;
668    }
669    if (bkpinfo->include_paths == NULL) {
670        //      fatal_error ("Why no backup path?");
671        mr_asprintf(&bkpinfo->include_paths, "/");
672    }
673    chmod(bkpinfo->scratchdir, 0700);
674    chmod(bkpinfo->tmpdir, 0700);
675    g_backup_media_type = bkpinfo->backup_media_type;
676    mr_allocstr(g_backup_media_string,bkpinfo->backup_media_string);
677    return (retval);
678}
679
680
681
682/**
683 * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
684 * Seeds the random-number generator, loads important modules, checks the sanity
685 * of the user's Linux distribution, and deletes logfile.
686 * @param bkpinfo The backup information structure. Will be initialized.
687 * @return number of errors (0 for success)
688 */
689int pre_param_configuration(struct s_bkpinfo *bkpinfo)
690{
691    int res = 0;
692
693    make_hole_for_dir(MNT_CDROM);
694    assert(bkpinfo != NULL);
695    srandom((unsigned long) (time(NULL)));
696    insmod_crucial_modules();
697    reset_bkpinfo(bkpinfo);     // also sets defaults ('/'=backup path, 3=compression level)
698    if (bkpinfo->disaster_recovery) {
699        if (!does_nonMS_partition_exist()) {
700            fatal_error
701                ("I am in disaster recovery mode\nPlease don't run mondoarchive.");
702        }
703    }
704
705    unlink(MONDO_TRACEFILE);
706    run_program_and_log_output("rm -Rf /tmp/changed.files*", FALSE);
707    if ((g_mondo_home = find_and_store_mondoarchives_home()) == NULL) {
708        fprintf(stderr,
709                "Cannot find Mondo's homedir. I think you have >1 'mondo' directory on your hard disk. Please delete the superfluous 'mondo' directories and try again\n");
710        res++;
711        return (res);
712    }
713    res += some_basic_system_sanity_checks();
714    if (res) {
715        log_it("Your distribution did not pass Mondo's sanity test.");
716    }
717    g_current_media_number = 1;
718    bkpinfo->postnuke_tarball = NULL;
719    mr_free(bkpinfo->nfs_mount);
720    return (res);
721}
722
723
724
725
726/**
727 * Reset all fields of the backup information structure to a sensible default.
728 * @param bkpinfo The @c bkpinfo to reset.
729 */
730void reset_bkpinfo(struct s_bkpinfo *bkpinfo)
731{
732    int i = 0;
733
734    log_msg(1, "Hi");
735
736    assert(bkpinfo != NULL);
737    /* BERLIOS : Useless
738    memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
739    */
740
741    bkpinfo->manual_cd_tray = FALSE;
742    bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
743    bkpinfo->boot_loader = '\0';
744
745    for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
746        bkpinfo->media_size[i] = -1;
747    }
748
749    mr_free(bkpinfo->media_device);
750    mr_free(bkpinfo->boot_device);
751    mr_free(bkpinfo->zip_exe);
752    mr_free(bkpinfo->zip_suffix);
753    mr_free(bkpinfo->restore_path);
754    bkpinfo->use_lzo = FALSE;
755    bkpinfo->verify_data = FALSE;
756    bkpinfo->backup_data = FALSE;
757    bkpinfo->restore_data = FALSE;
758    bkpinfo->disaster_recovery =
759        (am_I_in_disaster_recovery_mode()? TRUE : FALSE);
760    if (bkpinfo->disaster_recovery) {
761        mr_allocstr(bkpinfo->isodir, "/");
762    } else {
763        mr_allocstr(bkpinfo->isodir, "/var/cache/mondo/iso");
764    }
765    mr_allocstr(bkpinfo->prefix, STD_PREFIX);
766
767    mr_free(bkpinfo->scratchdir);
768    bkpinfo->make_filelist = TRUE;  // unless -J supplied to mondoarchive
769    mr_free(bkpinfo->tmpdir);
770    mr_asprintf(&bkpinfo->tmpdir, "/tmp/tmpfs/mondo.tmp.%d", (int) (random() % 32768)); // for mondorestore
771    bkpinfo->optimal_set_size = 0;
772    bkpinfo->backup_media_type = none;
773    mr_free(bkpinfo->backup_media_string);
774    mr_allocstr(bkpinfo->include_paths, "/");
775    mr_free(bkpinfo->exclude_paths);
776    mr_free(bkpinfo->call_before_iso);
777    mr_free(bkpinfo->call_make_iso);
778    mr_free(bkpinfo->call_burn_iso);
779    mr_free(bkpinfo->call_after_iso);
780    mr_free(bkpinfo->image_devs);
781    mr_free(bkpinfo->postnuke_tarball);
782    mr_free(bkpinfo->kernel_path);
783    mr_free(bkpinfo->nfs_mount);
784    mr_free(bkpinfo->nfs_remote_dir);
785    bkpinfo->wipe_media_first = FALSE;
786    bkpinfo->differential = FALSE;
787    bkpinfo->cdrw_speed = 0;
788// patch by Herman Kuster 
789    bkpinfo->differential = 0;
790// patch end
791    bkpinfo->compression_level = 3;
792}
793
794
795/**
796 * Get the remaining free space (in MB) on @p partition.
797 * @param partition The partition to check free space on (either a device or a mountpoint).
798 * @return The free space on @p partition, in MB.
799 */
800long free_space_on_given_partition(char *partition)
801{
802    char *command = NULL;
803    char *out_sz = NULL;
804    long res;
805
806    assert_string_is_neither_NULL_nor_zerolength(partition);
807
808    mr_asprintf(&command, "df -m -P %s &> /dev/null", partition);
809    if (system(command)) {
810        return (-1);
811    }                           // partition does not exist
812    mr_free(command);
813
814    mr_asprintf(&command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4",
815             partition);
816    out_sz = call_program_and_get_last_line_of_output(command);
817    mr_free(command);
818    if (strlen(out_sz) == 0) {
819        return (-1);
820    }                           // error within df, probably
821    res = atol(out_sz);
822    mr_free(out_sz);
823    return (res);
824}
825
826
827
828/**
829 * Check the user's system for sanity. Checks performed:
830 * - make sure user has enough RAM (32mb required, 64mb recommended)
831 * - make sure user has enough free space in @c /
832 * - check kernel for ramdisk support
833 * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
834 * - make sure CD-ROM is unmounted
835 * - make sure /etc/modules.conf exists
836 * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
837 *
838 * @return number of problems with the user's setup (0 for success)
839 */
840int some_basic_system_sanity_checks()
841{
842
843    /*@ buffers ************ */
844    char *tmp = NULL;
845
846    /*@ int's *************** */
847    int retval = 0;
848    long Lres;
849
850
851    mvaddstr_and_log_it(g_currentY, 0,
852                        "Checking sanity of your Linux distribution");
853#ifndef __FreeBSD__
854    if (system("which mkfs.vfat &> /dev/null")
855        && !system("which mkfs.msdos &> /dev/null")) {
856        log_it
857            ("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
858        run_program_and_log_output
859            ("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
860    }
861    tmp = call_program_and_get_last_line_of_output
862             ("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2");
863    if (atol(tmp) < 35000) {
864        retval++;
865        log_to_screen(_("You must have at least 32MB of RAM to use Mondo."));
866    }
867    if (atol(tmp) < 66000) {
868        log_to_screen
869            (_("WARNING! You have very little RAM. Please upgrade to 64MB or more."));
870    }
871    mr_free(tmp);
872#endif
873
874    if ((Lres = free_space_on_given_partition("/var/cache/mondo")) == -1) /* {
875        Lres = free_space_on_given_partition("/");
876    }
877    */
878    log_it("Free space on given partition = %ld MB", Lres);
879
880    if (Lres < 50) {
881        fatal_error("Your /var/cache/mondo partition has <50MB free. Please adjust your partition table to something saner."); 
882    }
883
884    if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
885        retval++;
886        log_to_screen
887            ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
888        fatal_error
889            ("Please use \"su -\", not \"su\" to become root. OK? ...and please don't e-mail the mailing list or me about this. Just read the message. :)");
890    }
891#ifndef __FreeBSD__
892    if (run_program_and_log_output
893        ("grep ramdisk /proc/devices", FALSE)) {
894        if (!ask_me_yes_or_no
895            (_("Your kernel has no ramdisk support. That's mind-numbingly stupid but I'll allow it if you're planning to use a failsafe kernel. Are you?")))
896        {
897            //          retval++;
898            log_to_screen
899                (_("It looks as if your kernel lacks ramdisk and initrd support."));
900            log_to_screen
901                (_("I'll allow you to proceed but FYI, if I'm right, your kernel is broken."));
902        }
903    }
904#endif
905    retval += whine_if_not_found(MKE2FS_OR_NEWFS);
906    retval += whine_if_not_found("mkisofs");
907    if (system("which dvdrecord > /dev/null 2> /dev/null")) {
908        retval += whine_if_not_found("cdrecord");
909    }
910    retval += whine_if_not_found("bzip2");
911    retval += whine_if_not_found("awk");
912    retval += whine_if_not_found("md5sum");
913    retval += whine_if_not_found("strings");
914    retval += whine_if_not_found("mindi");
915    retval += whine_if_not_found("buffer");
916
917    // abort if Windows partition but no ms-sys and parted
918    if (!run_program_and_log_output
919        ("mount | grep -w vfat | grep -vE \"/dev/fd|nexdisk\"", 0)
920        ||
921        !run_program_and_log_output
922        ("mount | grep -w dos | grep -vE \"/dev/fd|nexdisk\"", 0)) {
923        log_to_screen(_("I think you have a Windows 9x partition."));
924        retval += whine_if_not_found("parted");
925#ifndef __IA64__
926        /* IA64 always has one vfat partition for EFI even without Windows */
927        // retval +=
928        tmp = find_home_of_exe("ms-sys");
929        if (!tmp) {
930            log_to_screen(_("Please install ms-sys just in case."));
931        }
932        mr_free(tmp);
933#endif
934    }
935
936    tmp = find_home_of_exe("cmp");
937    if (!tmp) {
938        whine_if_not_found("cmp");
939    }
940    mr_free(tmp);
941
942    run_program_and_log_output
943        ("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
944    tmp = call_program_and_get_last_line_of_output("mount | grep -E \"cdr(om|w)\"");
945    if (strcmp("", tmp)) {
946        if (strstr(tmp, "autofs")) {
947            log_to_screen
948                (_("Your CD-ROM is mounted via autofs. I therefore cannot tell"));
949            log_to_screen
950                (_("if a CD actually is inserted. If a CD is inserted, please"));
951            log_to_screen(_("eject it. Thank you."));
952            log_it
953                ("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
954        } else
955            if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
956            retval++;
957            fatal_error
958                ("Your CD-ROM drive is mounted. Please unmount it.");
959        }
960    }
961    mr_free(tmp);
962#ifndef __FreeBSD__
963    if (!does_file_exist("/etc/modules.conf")) {
964        if (does_file_exist("/etc/conf.modules")) {
965            log_it("Linking /etc/modules.conf to /etc/conf.modules");
966            run_program_and_log_output
967                ("ln -sf /etc/conf.modules /etc/modules.conf", 5);
968        } else if (does_file_exist("/etc/modprobe.d")) {
969            log_it
970                ("Directory /etc/modprobe.d found. mindi will use its contents.");
971        } else if (does_file_exist("/etc/modprobe.conf")) {
972            log_it("Linking /etc/modules.conf to /etc/modprobe.conf");
973            run_program_and_log_output
974                ("ln -sf /etc/modprobe.conf /etc/modules.conf", 5);
975        } else {
976            retval++;
977            log_to_screen
978                (_("Please find out what happened to /etc/modules.conf"));
979        }
980    }
981#endif
982
983    run_program_and_log_output("cat /etc/fstab", 5);
984#ifdef __FreeBSD__
985    run_program_and_log_output("vinum printconfig", 5);
986#else
987    run_program_and_log_output("cat /etc/raidtab", 5);
988#endif
989
990    if (run_program_and_log_output("mindi -V", 1)) {
991        log_to_screen(_("Could not ascertain mindi's version number."));
992        log_to_screen
993            (_("You have not installed Mondo and/or Mindi properly."));
994        log_to_screen(_("Please uninstall and reinstall them both."));
995        fatal_error("Please reinstall Mondo and Mindi.");
996    }
997    if (run_program_and_log_output
998        ("mindi --makemountlist /tmp/mountlist.txt.test", 5)) {
999        log_to_screen
1000            (_("Mindi --makemountlist /tmp/mountlist.txt.test failed for some reason."));
1001        log_to_screen
1002            (_("Please run that command by hand and examine /var/log/mindi.log"));
1003        log_to_screen
1004            (_("for more information. Perhaps your /etc/fstab file is insane."));
1005        log_to_screen
1006            (_("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see."));
1007        retval++;
1008    }
1009
1010    if (!run_program_and_log_output("parted2fdisk -l | grep -i raid", 1)
1011        && !does_file_exist("/etc/raidtab")) {
1012        log_to_screen
1013            (_("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat"));
1014        create_raidtab_from_mdstat("/etc/raidtab");
1015    }
1016
1017    if (retval) {
1018        mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1019    } else {
1020        mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1021    }
1022    return (retval);
1023}
1024
1025/**
1026 * Retrieve the line containing @p label from the config file.
1027 * @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
1028 * @param label What to read from the file.
1029 * @param value Where to put it.
1030 * @return 0 for success, 1 for failure.
1031 */
1032int read_cfg_var(char *config_file, char *label, char *value)
1033{
1034    /*@ buffer ****************************************************** */
1035    char *command = NULL;
1036    char *tmp = NULL;
1037
1038    /*@ end vars *************************************************** */
1039
1040    assert_string_is_neither_NULL_nor_zerolength(config_file);
1041    assert_string_is_neither_NULL_nor_zerolength(label);
1042
1043    if (!does_file_exist(config_file)) {
1044        mr_asprintf(&tmp, "(read_cfg_var) Cannot find %s config file",
1045                 config_file);
1046        log_to_screen(tmp);
1047        mr_free(tmp);
1048        value = NULL;
1049        return (1);
1050    /* } BERLIOS: Useless:
1051         else if (strstr(value, "/dev/") && strstr(value, "t0")
1052               && !strcmp(label, "media-dev")) {
1053        log_msg(2, "FYI, I shan't read new value for %s - already got %s",
1054                label, value);
1055        return (0);
1056    */ } else {
1057        mr_asprintf(&command, "grep '%s .*' %s| cut -d' ' -f2,3,4,5",
1058                label, config_file);
1059        value = call_program_and_get_last_line_of_output(command);
1060        mr_free(command);
1061        if (strlen(value) == 0) {
1062            return (1);
1063        } else {
1064            return (0);
1065        }
1066    }
1067}
1068
1069
1070/**
1071 * Remount @c supermount if it was unmounted earlier.
1072 */
1073void remount_supermounts_if_necessary()
1074{
1075    if (g_remount_cdrom_at_end) {
1076        run_program_and_log_output("mount " MNT_CDROM, FALSE);
1077    }
1078    if (g_remount_floppy_at_end) {
1079        run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
1080    }
1081}
1082
1083/**
1084 * Unmount @c supermount if it's mounted.
1085 */
1086void unmount_supermounts_if_necessary()
1087{
1088    if (run_program_and_log_output
1089        ("mount | grep cdrom | grep super", FALSE) == 0) {
1090        g_remount_cdrom_at_end = TRUE;
1091        run_program_and_log_output("umount " MNT_CDROM, FALSE);
1092    }
1093    if (run_program_and_log_output
1094        ("mount | grep floppy | grep super", FALSE) == 0) {
1095        g_remount_floppy_at_end = TRUE;
1096        run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
1097    }
1098}
1099
1100/**
1101 * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
1102 */
1103void mount_boot_if_necessary()
1104{
1105    char *tmp;
1106    char *tmp1;
1107    char *command;
1108
1109    log_msg(1, "Started sub");
1110    log_msg(4, "Setting command to something");
1111    mr_asprintf(&command,
1112             "grep -v ':' /etc/fstab | grep -vE '^#.*$' | grep -E \"[   ]/boot[     ]\" | tr -s ' ' '\t' | cut -f1 | head -n1");
1113    log_msg(4, "Cool. Command = '%s'", command);
1114    tmp = call_program_and_get_last_line_of_output(command);
1115    mr_free(command);
1116
1117    log_msg(4, "tmp = '%s'", tmp);
1118    if (tmp) {
1119        log_it("/boot is at %s according to /etc/fstab", tmp);
1120        if (strstr(tmp, "LABEL=")) {
1121            if (!run_program_and_log_output("mount /boot", 5)) {
1122                mr_free(g_boot_mountpt);
1123                mr_asprintf(&g_boot_mountpt, "/boot");
1124                log_msg(1, "Mounted /boot");
1125            } else {
1126                log_it("...ignored cos it's a label :-)");
1127            }
1128        } else {
1129            mr_asprintf(&command, "mount | grep -E '^%s'", tmp);
1130            log_msg(3, "command = %s", command);
1131            if (run_program_and_log_output(command, 5)) {
1132                mr_free(g_boot_mountpt);
1133                mr_asprintf(&g_boot_mountpt, tmp);
1134                mr_asprintf(&tmp1,
1135                         "%s (your /boot partition) is not mounted. I'll mount it before backing up",
1136                         g_boot_mountpt);
1137                log_it(tmp1);
1138                mr_free(tmp1);
1139
1140                mr_asprintf(&tmp1, "mount %s", g_boot_mountpt);
1141                if (run_program_and_log_output(tmp1, 5)) {
1142                    /* BERLIOS: Useless ???
1143                    mr_free(g_boot_mountpt);
1144                    mr_asprintf(&g_boot_mountpt, " ");
1145                    */
1146                    log_msg(1, "Plan B");
1147                    if (!run_program_and_log_output("mount /boot", 5)) {
1148                        mr_free(g_boot_mountpt);
1149                        mr_asprintf(&g_boot_mountpt, "/boot");
1150                        log_msg(1, "Plan B worked");
1151                    } else {
1152                        log_msg(1,
1153                                "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
1154                    }
1155                }
1156                mr_free(tmp1);
1157            }
1158            mr_free(command);
1159        }
1160    }
1161    mr_free(tmp);
1162    log_msg(1, "Ended sub");
1163}
1164
1165
1166/**
1167 * If we mounted /boot earlier, unmount it.
1168 */
1169void unmount_boot_if_necessary()
1170{
1171    char *tmp;
1172
1173    log_msg(3, "starting");
1174    if (g_boot_mountpt != NULL) {
1175        mr_asprintf(&tmp, "umount %s", g_boot_mountpt);
1176        if (run_program_and_log_output(tmp, 5)) {
1177            log_it("WARNING - unable to unmount /boot");
1178        }
1179        mr_free(tmp);
1180    }
1181    log_msg(3, "leaving");
1182}
1183
1184
1185
1186/**
1187 * Write a line to a configuration file. Writes a line of the form,
1188 * @c label @c value.
1189 * @param config_file The file to write to. Usually @c mondo-restore.cfg.
1190 * @param label What to call this bit of data you're writing.
1191 * @param value The bit of data you're writing.
1192 * @return 0 for success, 1 for failure.
1193 */
1194int write_cfg_var(char *config_file, char *label, char *value)
1195{
1196    /*@ buffers ***************************************************** */
1197    char *command;
1198    char *tempfile;
1199    char *tmp;
1200
1201
1202    /*@ end vars *************************************************** */
1203    assert_string_is_neither_NULL_nor_zerolength(config_file);
1204    assert_string_is_neither_NULL_nor_zerolength(label);
1205    assert(value != NULL);
1206
1207    if (!does_file_exist(config_file)) {
1208        mr_asprintf(&tmp, "(write_cfg_file) Cannot find %s config file",
1209                 config_file);
1210        log_to_screen(tmp);
1211        mr_free(tmp);
1212        return (1);
1213    }
1214    tempfile = call_program_and_get_last_line_of_output
1215             ("mktemp -q /tmp/mojo-jojo.blah.XXXXXX");
1216    if (does_file_exist(config_file)) {
1217        mr_asprintf(&command, "grep -vE '^%s .*$' %s > %s",
1218                label, config_file, tempfile);
1219        paranoid_system(command);
1220        mr_free(command);
1221    }
1222    mr_asprintf(&command, "echo \"%s %s\" >> %s", label, value, tempfile);
1223    paranoid_system(command);
1224    mr_free(command);
1225
1226    mr_asprintf(&command, "mv -f %s %s", tempfile, config_file);
1227    paranoid_system(command);
1228    mr_free(command);
1229    unlink(tempfile);
1230    mr_free(tempfile);
1231    return (0);
1232}
1233
1234/**
1235 * Allocate or free important globals, depending on @p mal.
1236 * @param mal If TRUE, malloc; if FALSE, free.
1237 */
1238void do_libmondo_global_strings_thing(int mal)
1239{
1240    if (mal) {
1241            /*
1242        iamhere("Malloc'ing globals");
1243        */
1244        g_erase_tmpdir_and_scratchdir = NULL;
1245        malloc_string(g_serial_string);
1246    } else {
1247        iamhere("Freeing globals");
1248        mr_free(g_boot_mountpt);
1249        mr_free(g_mondo_home);
1250        mr_free(g_tmpfs_mountpt);
1251        mr_free(g_erase_tmpdir_and_scratchdir);
1252        mr_free(g_serial_string);
1253        mr_free(g_magicdev_command);
1254    }
1255}
1256
1257/**
1258 * Allocate important globals.
1259 * @see do_libmondo_global_strings_thing
1260 */
1261void malloc_libmondo_global_strings(void)
1262{
1263    do_libmondo_global_strings_thing(1);
1264}
1265
1266/**
1267 * Free important globals.
1268 * @see do_libmondo_global_strings_thing
1269 */
1270void free_libmondo_global_strings(void)
1271{
1272    do_libmondo_global_strings_thing(0);
1273}
1274
1275
1276
1277/**
1278 * Stop @c magicdev if it's running.
1279 * The command used to start it is saved in @p g_magicdev_command.
1280 */
1281void stop_magicdev_if_necessary()
1282{
1283    g_magicdev_command = call_program_and_get_last_line_of_output
1284           ("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99");
1285    if (g_magicdev_command) {
1286        log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
1287        paranoid_system("killall magicdev");
1288    }
1289}
1290
1291
1292/**
1293 * Restart magicdev if it was stopped.
1294 */
1295void restart_magicdev_if_necessary()
1296{
1297    char *tmp = NULL;
1298
1299    if (!g_magicdev_command) {
1300        mr_asprintf(&tmp, "%s &", g_magicdev_command);
1301        paranoid_system(tmp);
1302        mr_free(tmp);
1303    }
1304}
1305
1306/* @} - end of utilityGroup */
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