source: MondoRescue/branches/stable/mondo/src/common/libmondo-tools.c@ 1438

Last change on this file since 1438 was 1438, checked in by Bruno Cornec, 17 years ago

Merge Andree's patch (2.2.4 rev [1437] around MINDI_CACHE define)
Announce for LinuxDay added
  • Property svn:keywords set to Id
File size: 35.6 KB
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1/* $Id: libmondo-tools.c 1438 2007-05-11 23:55:13Z 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 "mr_mem.h"
12#include "mr_msg.h"
13#include "mr_file.h"
14
15#include "mondostructures.h"
16#include "libmondo-tools.h"
17#include "newt-specific-EXT.h"
18#include "libmondo-files-EXT.h"
19#include "libmondo-fork-EXT.h"
20#include "libmondo-raid-EXT.h"
21#include <sys/socket.h>
22#include <netdb.h>
23#include <netinet/in.h>
24#include <arpa/inet.h>
25#include <sys/utsname.h>
26
27/*@unused@*/
28//static char cvsid[] = "$Id: libmondo-tools.c 1438 2007-05-11 23:55:13Z bruno $";
29
30extern int g_tape_buffer_size_MB;
31extern char *g_erase_tmpdir_and_scratchdir;
32extern char *g_serial_string;
33extern bool g_text_mode;
34extern int g_currentY;
35extern int g_current_media_number;
36extern char *MONDO_LOGFILE;
37
38/**
39 * @addtogroup globalGroup
40 * @{
41 */
42bool g_remount_cdrom_at_end, ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
43 g_remount_floppy_at_end; ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
44bool g_cd_recovery; ///< TRUE if we're making an "autonuke" backup.
45double g_kernel_version;
46
47/**
48 * The place where /boot is mounted. - Used locally only
49 */
50static char *g_boot_mountpt = NULL;
51
52/**
53 * The serial string (used to differentiate between backups) of the current backup.
54 */
55char *g_serial_string = NULL;
56
57/**
58 * The location where tmpfs is mounted, or "" if it's not mounted.
59 */
60char *g_tmpfs_mountpt = NULL;
61char *g_magicdev_command = NULL;
62
63/**
64 * The default maximum level to log messages at or below.
65 */
66int g_loglevel = DEFAULT_DEBUG_LEVEL;
67
68/* @} - end of globalGroup */
69
70
71extern pid_t g_buffer_pid;
72extern pid_t g_main_pid;
73
74extern t_bkptype g_backup_media_type;
75extern char *g_backup_media_string;
76
77extern bool am_I_in_disaster_recovery_mode(void);
78
79
80/**
81 * @addtogroup utilityGroup
82 * @{
83 */
84/**
85 * Assertion handler. Prints a friendly message to the user,
86 * offering to ignore all, dump core, break to debugger,
87 * exit, or ignore. Intended to be used with an assert() macro.
88 *
89 * @param file The file in which the assertion triggered.
90 * @param function The function (@c __FUNCTION__) in which the assertion triggered.
91 * @param line The line number of the assert() statement.
92 * @param exp The expression that failed (as a string).
93 */
94void _mondo_assert_fail(const char *file,
95 const char *function, int line, const char *exp)
96{
97 static int ignoring_assertions = 0;
98 bool is_valid = TRUE;
99
100 log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
101 function);
102 if (ignoring_assertions) {
103 log_it("Well, the user doesn't care...");
104 return;
105 }
106#ifndef _XWIN
107 if (!g_text_mode)
108 newtSuspend();
109#endif
110 printf(_("ASSERTION FAILED: `%s'\n"), exp);
111 printf(_("\tat %s:%d in %s\n\n"), file, line, function);
112 printf(_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
113 do {
114 is_valid = TRUE;
115 switch (toupper(getchar())) {
116 case 'A': // ignore (A)ll
117 ignoring_assertions = 1;
118 break;
119 case 'B': // a(B)ort
120 signal(SIGABRT, SIG_DFL); /* prevent SIGABRT handler from running */
121 raise(SIGABRT);
122 break; /* "can't get here" */
123 case 'D': // (D)ebug, aka asm("int 3")
124#ifdef __IA32__
125 __asm__ __volatile__("int $3"); // break to debugger
126#endif
127 break;
128 case 'E': // (E)xit
129 fatal_error("Failed assertion -- see above for details");
130 break; /* "can't get here" */
131 case 'I': // (I)gnore
132 break;
133 /* These next two work as follows:
134 the `default' catches the user's invalid choice and says so;
135 the '\n' catches the newline on the end and prints the prompt again.
136 */
137 case '\n':
138 printf
139 (_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
140 break;
141 default:
142 is_valid = FALSE;
143 printf(_("Invalid choice.\n"));
144 break;
145 }
146 } while (!is_valid);
147
148 if (ignoring_assertions) {
149 log_it("Ignoring ALL assertions from now on.");
150 } else {
151 log_it("Ignoring assertion: %s", exp);
152 }
153
154 getchar(); // skip \n
155
156#ifndef _XWIN
157 if (!g_text_mode)
158 newtResume();
159#endif
160}
161
162/**
163 * Clean's up users' KDE desktops.
164 * @bug Details about this function are unknown.
165 */
166void clean_up_KDE_desktop_if_necessary(void)
167{
168 char *tmp;
169
170 mr_asprintf(&tmp,
171 "for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
172file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
173awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
174else { print $0;};}' $file.old > $file ; fi ; done");
175 run_program_and_log_output(tmp, 5);
176 mr_free(tmp);
177}
178
179
180/**
181 * Locate mondoarchive's home directory. Searches in /usr/share/mondo,
182 * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
183 *
184 * @param home_sz String to store the home directory ("" if it could not be found).
185 * @return 0 for success, nonzero for failure.
186 */
187int find_and_store_mondoarchives_home(char *home_sz)
188{
189 assert(home_sz != NULL);
190 strcpy(home_sz, MONDO_SHARE);
191 return (0);
192}
193
194
195char *get_architecture(void) {
196#ifdef __IA32__
197# ifdef __X86_64__
198 return ("x86_64");
199# else
200 return ("i386");
201# endif
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
213char *get_uname_m(void) {
214
215 struct utsname utsn;
216 char *tmp = NULL;
217
218 uname(&utsn);
219 mr_asprintf(&tmp, utsn.machine);
220 return (tmp);
221}
222
223
224
225/* BERLIOS: Use uname instead */
226double get_kernel_version(void)
227{
228 char *p, tmp[200];
229 double d;
230#ifdef __FreeBSD__
231 // JOSH - FIXME :)
232 d = 5.2; // :-)
233#else
234 strcpy(tmp, call_program_and_get_last_line_of_output("uname -r"));
235 p = strchr(tmp, '.');
236 if (p) {
237 p = strchr(++p, '.');
238 if (p) {
239 while (*p) {
240 *p = *(p + 1);
241 p++;
242 }
243 }
244 }
245// mr_msg(1, "tmp = '%s'", tmp);
246 d = atof(tmp);
247#endif
248 mr_msg(1, "g_kernel_version = %f", d);
249 return (d);
250}
251
252
253/**
254 * Get the current time.
255 * @return number of seconds since the epoch.
256 */
257long get_time(void)
258{
259 return (long) time((void *) 0);
260}
261
262
263/**
264 * Initialize a RAID volume structure, setting fields to zero. The
265 * actual hard drive is unaffected.
266 *
267 * @param raidrec The RAID volume structure to initialize.
268 * @note This function is system dependent.
269 */
270#ifdef __FreeBSD__
271void initialize_raidrec(struct vinum_volume *raidrec)
272{
273 int i, j;
274 raidrec->volname[0] = '\0';
275 raidrec->plexes = 0;
276 for (i = 0; i < 9; ++i) {
277 raidrec->plex[i].raidlevel = -1;
278 raidrec->plex[i].stripesize = 0;
279 raidrec->plex[i].subdisks = 0;
280 for (j = 0; j < 9; ++j) {
281 strcpy(raidrec->plex[i].sd[j].which_device, "");
282 }
283 }
284}
285#else
286void initialize_raidrec(struct raid_device_record *raidrec)
287{
288 assert(raidrec != NULL);
289 raidrec->raid_device[0] = '\0';
290 raidrec->raid_level = -9;
291 raidrec->persistent_superblock = 1;
292 raidrec->chunk_size = 64;
293 raidrec->parity = -1;
294 raidrec->data_disks.entries = 0;
295 raidrec->spare_disks.entries = 0;
296 raidrec->parity_disks.entries = 0;
297 raidrec->failed_disks.entries = 0;
298 raidrec->additional_vars.entries = 0;
299}
300#endif
301
302
303/**
304 * Insert modules that Mondo requires.
305 * Currently inserts @c msdos, @c vfat, and @c loop for Linux;
306 * @c msdosfs and @c ext2fs for FreeBSD.
307 */
308void insmod_crucial_modules(void)
309{
310#ifdef __FreeBSD__
311 system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
312 system("kldstat | grep ext2fs || kldload ext2fs 2> /dev/null");
313#else
314 system("modprobe -a msdos vfat loop &> /dev/null");
315#endif
316}
317
318
319/**
320 * Finish configuring the backup information structure. Call this function
321 * to set the parameters that depend on those that can be given on the command
322 * line.
323 *
324 * @param bkpinfo The backup information structure. Fields modified/used:
325 * - Used: @c bkpinfo->backup_data
326 * - Used: @c bkpinfo->backup_media_type
327 * - Used: @c bkpinfo->cdrw_speed
328 * - Used: @c bkpinfo->compression_level
329 * - Used: @c bkpinfo->include_paths
330 * - Used: @c bkpinfo->prefix
331 * - Used: @c bkpinfo->isodir
332 * - Used: @c bkpinfo->manual_cd_tray
333 * - Used: @c bkpinfo->make_cd_use_lilo
334 * - Used: @c bkpinfo->media_device
335 * - Used: @c bkpinfo->nfs_mount
336 * - Used: @c bkpinfo->nonbootable_backup
337 * - Used: @c bkpinfo->scratchdir
338 * - Used: @c bkpinfo->tmpdir
339 * - Used: @c bkpinfo->use_lzo
340 * - Modified: @c bkpinfo->call_before_iso
341 * - Modified: @c bkpinfo->call_make_iso
342 * - Modified: @c bkpinfo->optimal_set_size
343 * - Modified: @c bkpinfo->zip_exe
344 * - Modified: @c bkpinfo->zip_suffix
345 *
346 * @return number of errors, or 0 for success.
347 * @note Also creates directories that are specified in the @c bkpinfo structure but
348 * do not exist.
349 */
350int post_param_configuration(struct s_bkpinfo *bkpinfo)
351{
352 char *extra_cdrom_params = NULL;
353 char *mondo_mkisofs_sz = NULL;
354 char *command = NULL;
355 char *hostname = NULL;
356 char *ip_address = NULL;
357 int retval = 0;
358 long avm = 0;
359 char *colon = NULL;
360 char *cdr_exe = NULL;
361 char *tmp = NULL;
362 char *call_before_iso_user = NULL;
363 int rdsiz_MB;
364 char *iso_dev = NULL;
365 char *iso_mnt = NULL;
366 char *iso_tmp = NULL;
367 char *iso_path = NULL;
368 FILE *fd1 = NULL;
369
370 assert(bkpinfo != NULL);
371 bkpinfo->optimal_set_size =
372 (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
373 1024;
374
375 mr_msg(1, "Foo");
376 if (bkpinfo->backup_media_type == tape) {
377 mr_msg(1, "Bar");
378 mr_asprintf(&tmp, "mt -f %s status", bkpinfo->media_device);
379 mr_msg(1, "tmp = '%s'", tmp);
380 if (run_program_and_log_output(tmp, 3)) {
381 fatal_error
382 ("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.");
383 }
384 mr_free(tmp);
385 }
386 make_hole_for_dir(bkpinfo->scratchdir);
387 make_hole_for_dir(bkpinfo->tmpdir);
388 if (bkpinfo->backup_media_type == iso)
389 make_hole_for_dir(bkpinfo->isodir);
390
391 run_program_and_log_output("uname -a", 5);
392 run_program_and_log_output("cat /etc/*-release", 5);
393 sprintf(g_tmpfs_mountpt, "%s/tmpfs", bkpinfo->tmpdir);
394 mr_asprintf(&command, "mkdir -p %s", g_tmpfs_mountpt);
395 paranoid_system(command);
396 mr_free(command);
397 rdsiz_MB = PPCFG_RAMDISK_SIZE + g_tape_buffer_size_MB;
398#ifdef __FreeBSD__
399 mr_asprintf(&tmp,
400 call_program_and_get_last_line_of_output
401 ("vmstat | tail -1 | tr -s ' ' | cut -d' ' -f6"));
402 avm += atol(tmp);
403 mr_free(tmp);
404 mr_asprintf(&tmp,
405 call_program_and_get_last_line_of_output
406 ("swapinfo | grep -v Device | tr -s ' ' | cut -d' ' -f4 | tr '\n' '+' | sed 's/+$//' | bc"));
407 avm += atol(tmp);
408 mr_free(tmp);
409 mr_asprintf(&command, "mdmfs -s %d%c md9 %s", rdsiz_MB, 'm',
410 g_tmpfs_mountpt);
411#else
412 mr_asprintf(&tmp,
413 call_program_and_get_last_line_of_output
414 ("free | grep ':' | tr -s ' ' '\t' | cut -f2 | head -n1"));
415 avm += atol(tmp);
416 mr_free(tmp);
417 mr_asprintf(&command, "mount /dev/shm -t tmpfs %s -o size=%d%c",
418 g_tmpfs_mountpt, rdsiz_MB, 'm');
419 run_program_and_log_output("cat /proc/cpuinfo", 5);
420 /* BERLIOS: rpm is not necessarily there ! */
421 run_program_and_log_output
422 ("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
423 5);
424#endif
425 if (avm / 1024 > rdsiz_MB * 3) {
426 if (run_program_and_log_output(command, 5)) {
427 g_tmpfs_mountpt[0] = '\0';
428 log_it("Failed to mount tmpfs");
429 } else {
430 log_it("Tmpfs mounted OK - %d MB", rdsiz_MB);
431 }
432 } else {
433 g_tmpfs_mountpt[0] = '\0';
434 log_it("It doesn't seem you have enough swap to use tmpfs. Fine.");
435 }
436 mr_free(command);
437
438 if (bkpinfo->use_lzo) {
439 strcpy(bkpinfo->zip_exe, "lzop");
440 strcpy(bkpinfo->zip_suffix, "lzo");
441 } else if (bkpinfo->use_gzip) {
442 strcpy(bkpinfo->zip_exe, "gzip");
443 strcpy(bkpinfo->zip_suffix, "gz");
444 } else if (bkpinfo->compression_level != 0) {
445 strcpy(bkpinfo->zip_exe, "bzip2");
446 strcpy(bkpinfo->zip_suffix, "bz2");
447 } else {
448 bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
449 }
450
451// DVD
452
453 if (bkpinfo->backup_media_type == dvd) {
454 if (find_home_of_exe("growisofs")) {
455 mr_asprintf(&cdr_exe, "growisofs");
456 } else {
457 fatal_error("Please install growisofs.");
458 }
459 if (bkpinfo->nonbootable_backup) {
460 mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
461 } else if
462#ifdef __FreeBSD__
463 (TRUE)
464#else
465 (bkpinfo->make_cd_use_lilo)
466#endif
467#ifdef __IA64__
468 {
469 mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
470 }
471#else
472 {
473 mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
474 }
475#endif
476 else
477 {
478 mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
479 }
480 if (bkpinfo->manual_cd_tray) {
481 fatal_error("Manual CD tray + DVD not supported yet.");
482 // -m isn't supported by growisofs, BTW...
483 } else {
484 sprintf(bkpinfo->call_make_iso,
485 "%s %s -Z %s . 2>> _ERR_",
486 mondo_mkisofs_sz, "", bkpinfo->media_device);
487 }
488 mr_free(mondo_mkisofs_sz);
489
490 if (getenv ("SUDO_COMMAND")) {
491 mr_asprintf(&command, "strings `which growisofs` | grep -c SUDO_COMMAND");
492 if (!strcmp(call_program_and_get_last_line_of_output(command), "1")) {
493 popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
494 fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
495 }
496 mr_free(command);
497 }
498 mr_msg(2, "call_make_iso (DVD res) is ... %s",
499 bkpinfo->call_make_iso);
500 } // end of DVD code
501
502// CD-R or CD-RW
503 if (bkpinfo->backup_media_type == cdrw
504 || bkpinfo->backup_media_type == cdr) {
505 if (!bkpinfo->manual_cd_tray) {
506 mr_strcat(extra_cdrom_params, "-waiti ");
507 }
508 if (bkpinfo->backup_media_type == cdrw) {
509 mr_strcat(extra_cdrom_params, "blank=fast ");
510 }
511 if (find_home_of_exe("cdrecord")) {
512 mr_asprintf(&cdr_exe, "cdrecord");
513 } else if (find_home_of_exe("dvdrecord")) {
514 mr_asprintf(&cdr_exe, "dvdrecord");
515 } else {
516 fatal_error("Please install either cdrecord or dvdrecord.");
517 }
518 if (bkpinfo->nonbootable_backup) {
519 mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_NONBOOT);
520 } else if
521#ifdef __FreeBSD__
522 (TRUE)
523#else
524 (bkpinfo->make_cd_use_lilo)
525#endif
526#ifdef __IA64__
527 {
528 mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
529 }
530#else
531 {
532 mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
533 }
534#endif
535 else
536 {
537 mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
538 }
539 if (bkpinfo->manual_cd_tray) {
540 if (bkpinfo->call_before_iso[0] == '\0') {
541 sprintf(bkpinfo->call_before_iso,
542 "%s -o %s/temporary.iso . 2>> _ERR_",
543 mondo_mkisofs_sz, bkpinfo->tmpdir);
544 } else {
545 mr_asprintf(&call_before_iso_user, bkpinfo->call_before_iso);
546 sprintf (bkpinfo->call_before_iso,
547 "( %s -o %s/temporary.iso . 2>> _ERR_ ; %s )",
548 mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
549 mr_free(call_before_iso_user);
550 }
551 log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
552 sprintf(bkpinfo->call_make_iso,
553 "%s %s -v %s fs=4m dev=%s speed=%d %s/temporary.iso",
554 cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
555 extra_cdrom_params, bkpinfo->media_device,
556 bkpinfo->cdrw_speed, bkpinfo->tmpdir);
557 } else {
558 sprintf(bkpinfo->call_make_iso,
559 "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -",
560 mondo_mkisofs_sz, cdr_exe,
561 (bkpinfo->please_dont_eject) ? " " : "-eject",
562 extra_cdrom_params, bkpinfo->media_device,
563 bkpinfo->cdrw_speed);
564 }
565 mr_free(mondo_mkisofs_sz);
566 mr_free(cdr_exe);
567 mr_free(extra_cdrom_params);
568 } // end of CD code
569
570 if (bkpinfo->backup_media_type == iso) {
571
572/* Patch by Conor Daly <conor.daly@met.ie>
573 * 23-june-2004
574 * Break up isodir into iso_mnt and iso_path
575 * These will be used along with iso-dev at restore time
576 * to locate the ISOs where ever they're mounted
577 */
578
579 log_it("isodir = %s", bkpinfo->isodir);
580 mr_asprintf(&command, "df -P %s | tail -n1 | cut -d' ' -f1",
581 bkpinfo->isodir);
582 log_it("command = %s", command);
583 mr_asprintf(&iso_dev, call_program_and_get_last_line_of_output(command));
584 mr_free(command);
585 log_it("res of it = %s", iso_dev);
586
587 fd1 = mr_fopen(MONDORESTORECFG, "a");
588 mr_fprintf(fd1, "iso-dev=%s\n", iso_dev);
589
590 mr_asprintf(&command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3",
591 iso_dev);
592 mr_free(iso_dev);
593
594 log_it("command = %s", command);
595 mr_asprintf(&iso_mnt,call_program_and_get_last_line_of_output(command));
596 mr_free(command);
597
598 log_it("res of it = %s", iso_mnt);
599 mr_fprintf(fd1, "iso-mnt=%s\n", iso_mnt);
600 log_it("isomnt: %s, %d", iso_mnt, strlen(iso_mnt));
601
602 mr_asprintf(&iso_tmp, "%s", bkpinfo->isodir);
603 if (strlen(iso_tmp) >= strlen(iso_mnt)) {
604 mr_asprintf(&iso_path, "%s", iso_tmp + strlen(iso_mnt));
605 } else {
606 mr_asprintf(&iso_path, "");
607 }
608 mr_free(iso_tmp);
609 mr_free(iso_mnt);
610
611 log_it("isodir: %s", iso_path);
612 mr_fprintf(fd1, "isodir=%s\n", iso_path);
613 mr_free(iso_path);
614
615 log_it("iso-prefix: %s", bkpinfo->prefix);
616 mr_fprintf(fd1, "iso-prefix=%s\n", bkpinfo->prefix);
617
618 mr_fclose(fd1);
619 } // end of iso code
620
621 if (bkpinfo->backup_media_type == nfs) {
622 mr_asprintf(&hostname, bkpinfo->nfs_mount);
623 colon = strchr(hostname, ':');
624 if (!colon) {
625 log_it("nfs mount doesn't have a colon in it");
626 retval++;
627 } else {
628 struct hostent *hent;
629
630 *colon = '\0';
631 hent = gethostbyname(hostname);
632 if (!hent) {
633 log_it("Can't resolve NFS mount (%s): %s", hostname,
634 hstrerror(h_errno));
635 retval++;
636 } else {
637 mr_asprintf(&ip_address, "%s%s", inet_ntoa((struct in_addr)
638 *((struct in_addr *) hent->h_addr)),
639 strchr(bkpinfo->nfs_mount, ':'));
640 strcpy(bkpinfo->nfs_mount, ip_address);
641 mr_free(ip_address);
642 }
643 }
644 store_nfs_config(bkpinfo);
645 mr_free(hostname);
646 }
647
648 log_it("Finished processing incoming params");
649 if (retval) {
650 fprintf(stderr, "Type 'man mondoarchive' for help.\n");
651 }
652 mr_asprintf(&tmp, "%s", MONDO_TMPISOS);
653 if (does_file_exist(tmp)) {
654 unlink(tmp);
655 }
656 mr_free(tmp);
657
658 if (strlen(bkpinfo->tmpdir) < 2 || strlen(bkpinfo->scratchdir) < 2) {
659 log_it("tmpdir or scratchdir are blank/missing");
660 retval++;
661 }
662 if (bkpinfo->include_paths[0] == '\0') {
663 // fatal_error ("Why no backup path?");
664 strcpy(bkpinfo->include_paths, "/");
665 }
666 chmod(bkpinfo->scratchdir, 0700);
667 chmod(bkpinfo->tmpdir, 0700);
668 g_backup_media_type = bkpinfo->backup_media_type;
669 g_backup_media_string = bkpinfo->backup_media_string;
670 return (retval);
671}
672
673
674/**
675 * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
676 * Seeds the random-number generator, loads important modules, checks the sanity
677 * of the user's Linux distribution, and deletes logfile.
678 * @param bkpinfo The backup information structure. Will be initialized.
679 * @return number of errors (0 for success)
680 */
681int pre_param_configuration(struct s_bkpinfo *bkpinfo)
682{
683 int res = 0;
684
685 make_hole_for_dir(MNT_CDROM);
686 assert(bkpinfo != NULL);
687 srandom((unsigned long) (time(NULL)));
688 insmod_crucial_modules();
689 reset_bkpinfo(bkpinfo); // also sets defaults ('/'=backup path, 3=compression level)
690 if (bkpinfo->disaster_recovery) {
691 if (!does_nonMS_partition_exist()) {
692 fatal_error
693 ("I am in disaster recovery mode\nPlease don't run mondoarchive.");
694 }
695 }
696
697 run_program_and_log_output("rm -Rf /tmp/changed.files*", FALSE);
698 res += some_basic_system_sanity_checks();
699 if (res) {
700 log_it("Your distribution did not pass Mondo's sanity test.");
701 }
702 g_current_media_number = 1;
703 bkpinfo->postnuke_tarball[0] = bkpinfo->nfs_mount[0] = '\0';
704 return (res);
705}
706
707
708
709
710/**
711 * Reset all fields of the backup information structure to a sensible default.
712 * @param bkpinfo The @c bkpinfo to reset.
713 */
714void reset_bkpinfo(struct s_bkpinfo *bkpinfo)
715{
716 mr_msg(1, "Hi");
717
718 assert(bkpinfo != NULL);
719 /* BERLIOS : Useless ?? */
720 memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
721
722 bkpinfo->manual_cd_tray = FALSE;
723 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
724 bkpinfo->media_device[0] = '\0';
725 bkpinfo->media_size = 0L;
726 bkpinfo->boot_loader = '\0';
727 bkpinfo->boot_device[0] = '\0';
728 bkpinfo->zip_exe[0] = '\0';
729 bkpinfo->zip_suffix[0] = '\0';
730 bkpinfo->restore_path[0] = '\0';
731 bkpinfo->use_lzo = FALSE;
732 bkpinfo->use_gzip = FALSE;
733 bkpinfo->do_not_compress_these[0] = '\0';
734 bkpinfo->verify_data = FALSE;
735 bkpinfo->backup_data = FALSE;
736 bkpinfo->restore_data = FALSE;
737 bkpinfo->disaster_recovery =
738 (am_I_in_disaster_recovery_mode()? TRUE : FALSE);
739 if (bkpinfo->disaster_recovery) {
740 strcpy(bkpinfo->isodir, "/");
741 } else {
742 strcpy(bkpinfo->isodir, "/var/cache/mondo/iso");
743 }
744 strcpy(bkpinfo->prefix, STD_PREFIX);
745
746 bkpinfo->scratchdir[0] = '\0';
747 bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
748 sprintf(bkpinfo->tmpdir, "/tmp/tmpfs/mondo.tmp.%d", (int) (random() % 32768)); // for mondorestore
749 bkpinfo->optimal_set_size = 0;
750 bkpinfo->backup_media_type = none;
751 bkpinfo->backup_media_string[0] = '\0';
752 strcpy(bkpinfo->include_paths, "/");
753 bkpinfo->exclude_paths[0] = '\0';
754 bkpinfo->call_before_iso[0] = '\0';
755 bkpinfo->call_make_iso[0] = '\0';
756 bkpinfo->call_burn_iso[0] = '\0';
757 bkpinfo->call_after_iso[0] = '\0';
758 bkpinfo->image_devs[0] = '\0';
759 bkpinfo->postnuke_tarball[0] = '\0';
760 bkpinfo->kernel_path[0] = '\0';
761 bkpinfo->nfs_mount[0] = '\0';
762 bkpinfo->nfs_remote_dir[0] = '\0';
763 bkpinfo->wipe_media_first = FALSE;
764 bkpinfo->differential = FALSE;
765 bkpinfo->cdrw_speed = 0;
766// patch by Herman Kuster
767 bkpinfo->differential = 0;
768// patch end
769 bkpinfo->compression_level = 3;
770}
771
772
773/**
774 * Get the remaining free space (in MB) on @p partition.
775 * @param partition The partition to check free space on (either a device or a mountpoint).
776 * @return The free space on @p partition, in MB.
777 */
778long free_space_on_given_partition(char *partition)
779{
780 char *command = NULL;
781 char *out_sz = NULL;
782 long res = 0L;
783
784 assert_string_is_neither_NULL_nor_zerolength(partition);
785
786 mr_asprintf(&command, "df -m -P %s &> /dev/null", partition);
787 if (system(command)) {
788 return (-1);
789 } // partition does not exist
790 mr_free(command);
791
792 mr_asprintf(&command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4",
793 partition);
794 mr_asprintf(&out_sz, call_program_and_get_last_line_of_output(command));
795 mr_free(command);
796
797 if (strlen(out_sz) == 0) {
798 return (-1);
799 } // error within df, probably
800 res = atol(out_sz);
801 mr_free(out_sz);
802 return (res);
803}
804
805
806/**
807 * Check the user's system for sanity. Checks performed:
808 * - make sure user has enough RAM (32mb required, 64mb recommended)
809 * - make sure user has enough free space in @c /
810 * - check kernel for ramdisk support
811 * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
812 * - make sure CD-ROM is unmounted
813 * - make sure /etc/modules.conf exists
814 * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
815 *
816 * @return number of problems with the user's setup (0 for success)
817 */
818int some_basic_system_sanity_checks()
819{
820
821 /*@ buffers ************ */
822 char *tmp = NULL;
823
824 /*@ int's *************** */
825 int retval = 0;
826 long Lres;
827
828
829 mvaddstr_and_log_it(g_currentY, 0,
830 "Checking sanity of your Linux distribution");
831#ifndef __FreeBSD__
832 if (system("which mkfs.vfat &> /dev/null")
833 && !system("which mkfs.msdos &> /dev/null")) {
834 log_it
835 ("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
836 run_program_and_log_output
837 ("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
838 }
839 mr_asprintf(&tmp,
840 call_program_and_get_last_line_of_output
841 ("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2"));
842 if (atol(tmp) < 35000) {
843 retval++;
844 log_to_screen(_("You must have at least 32MB of RAM to use Mondo."));
845 }
846 if (atol(tmp) < 66000) {
847 log_to_screen
848 (_("WARNING! You have very little RAM. Please upgrade to 64MB or more."));
849 }
850 mr_free(tmp);
851#endif
852
853 Lres = free_space_on_given_partition(MONDO_CACHE);
854 log_it("Free space on given partition = %ld MB", Lres);
855
856 if (Lres < 50) {
857 fatal_error("Your "MONDO_CACHE" partition has <50MB free. Please adjust your partition table to something saner or make "MONDO_CACHE" a symbolic link");
858 }
859
860 if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
861 retval++;
862 log_to_screen
863 ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
864 fatal_error
865 ("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. :)");
866 }
867#ifndef __FreeBSD__
868 if (run_program_and_log_output
869 ("grep ramdisk /proc/devices", FALSE)) {
870 if (!ask_me_yes_or_no
871 (_("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?")))
872 {
873 // retval++;
874 log_to_screen
875 (_("It looks as if your kernel lacks ramdisk and initrd support."));
876 log_to_screen
877 (_("I'll allow you to proceed but FYI, if I'm right, your kernel is broken."));
878 }
879 }
880#endif
881 retval += whine_if_not_found(MKE2FS_OR_NEWFS);
882 retval += whine_if_not_found("mkisofs");
883 if (system("which dvdrecord > /dev/null 2> /dev/null")) {
884 retval += whine_if_not_found("cdrecord");
885 }
886 retval += whine_if_not_found("bzip2");
887 retval += whine_if_not_found("gzip");
888 retval += whine_if_not_found("awk");
889 retval += whine_if_not_found("md5sum");
890 retval += whine_if_not_found("strings");
891 retval += whine_if_not_found("mindi");
892 retval += whine_if_not_found("buffer");
893
894 // abort if Windows partition but no ms-sys and parted
895 if (!run_program_and_log_output
896 ("mount | grep -w vfat | grep -vE \"/dev/fd|nexdisk\"", 0)
897 ||
898 !run_program_and_log_output
899 ("mount | grep -w dos | grep -vE \"/dev/fd|nexdisk\"", 0)) {
900 log_to_screen(_("I think you have a Windows 9x partition."));
901 retval += whine_if_not_found("parted");
902#ifndef __IA64__
903 /* IA64 always has one vfat partition for EFI even without Windows */
904 // retval +=
905 if (!find_home_of_exe("ms-sys")) {
906 log_to_screen("Please install ms-sys just in case.");
907 }
908#endif
909 }
910
911 if (!find_home_of_exe("cmp")) {
912 if (!find_home_of_exe("true")) {
913 whine_if_not_found("cmp");
914 } else {
915 log_to_screen
916 ("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you.");
917 if (run_program_and_log_output
918 ("cp -f `which true` /usr/bin/cmp", 0)) {
919 fatal_error("Failed to create dummy 'cmp' file.");
920 }
921 }
922 }
923 run_program_and_log_output
924 ("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
925 mr_asprintf(&tmp,
926 call_program_and_get_last_line_of_output
927 ("mount | grep -E \"cdr(om|w)\""));
928 if (strcmp("", tmp)) {
929 if (strstr(tmp, "autofs")) {
930 log_to_screen
931 (_("Your CD-ROM is mounted via autofs. I therefore cannot tell"));
932 log_to_screen
933 (_("if a CD actually is inserted. If a CD is inserted, please"));
934 log_to_screen(_("eject it. Thank you."));
935 log_it
936 ("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
937 } else
938 if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
939 retval++;
940 fatal_error
941 ("Your CD-ROM drive is mounted. Please unmount it.");
942 }
943 }
944 mr_free(tmp);
945#ifndef __FreeBSD__
946 if (!does_file_exist("/etc/modules.conf")) {
947 if (does_file_exist("/etc/conf.modules")) {
948 log_it("Linking /etc/modules.conf to /etc/conf.modules");
949 run_program_and_log_output
950 ("ln -sf /etc/conf.modules /etc/modules.conf", 5);
951 } else if (does_file_exist("/etc/modprobe.d")) {
952 log_it
953 ("Directory /etc/modprobe.d found. mindi will use its contents.");
954 } else if (does_file_exist("/etc/modprobe.conf")) {
955 log_it("Linking /etc/modules.conf to /etc/modprobe.conf");
956 run_program_and_log_output
957 ("ln -sf /etc/modprobe.conf /etc/modules.conf", 5);
958 } else {
959 retval++;
960 log_to_screen
961 (_("Please find out what happened to /etc/modules.conf"));
962 }
963 }
964#endif
965
966 run_program_and_log_output("cat /etc/fstab", 5);
967#ifdef __FreeBSD__
968 run_program_and_log_output("vinum printconfig", 5);
969#else
970 run_program_and_log_output("cat /etc/raidtab", 5);
971#endif
972
973 if (run_program_and_log_output("mindi -V", 1)) {
974 log_to_screen(_("Could not ascertain mindi's version number."));
975 log_to_screen
976 (_("You have not installed Mondo and/or Mindi properly."));
977 log_to_screen(_("Please uninstall and reinstall them both."));
978 fatal_error("Please reinstall Mondo and Mindi.");
979 }
980 if (run_program_and_log_output
981 ("mindi --makemountlist /tmp/mountlist.txt.test", 5)) {
982 log_to_screen
983 (_("Mindi --makemountlist /tmp/mountlist.txt.test failed for some reason."));
984 log_to_screen
985 (_("Please run that command by hand and examine /var/log/mindi.log"));
986 log_to_screen
987 (_("for more information. Perhaps your /etc/fstab file is insane."));
988 log_to_screen
989 (_("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see."));
990 retval++;
991 }
992
993 if (!run_program_and_log_output("parted2fdisk -l | grep -i raid", 1)
994 && !does_file_exist("/etc/raidtab")) {
995 log_to_screen
996 (_("You have RAID partitions but no /etc/raidtab - creating one from "MDSTAT_FILE));
997 create_raidtab_from_mdstat("/etc/raidtab");
998 }
999
1000 if (retval) {
1001 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1002 } else {
1003 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1004 }
1005 return (retval);
1006}
1007
1008/**
1009 * Retrieve the line containing @p label from the config file.
1010 * @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
1011 * @param label What to read from the file.
1012 * @param value Where to put it.
1013 * @return 0 for success, 1 for failure.
1014 */
1015int read_cfg_var(char *config_file, char *label, char *value)
1016{
1017 /*@ buffer ****************************************************** */
1018 char *command = NULL;
1019 char *tmp = NULL;
1020
1021 /*@ end vars *************************************************** */
1022
1023 assert_string_is_neither_NULL_nor_zerolength(config_file);
1024 assert_string_is_neither_NULL_nor_zerolength(label);
1025
1026 if (!does_file_exist(config_file)) {
1027 mr_asprintf(&tmp, "(read_cfg_var) Cannot find %s config file",
1028 config_file);
1029 log_to_screen(tmp);
1030 mr_free(tmp);
1031 value[0] = '\0';
1032 return (1);
1033 /* } BERLIOS: Useless:
1034 else if (strstr(value, "/dev/") && strstr(value, "t0")
1035 && !strcmp(label, "media-dev")) {
1036 mr_msg(2, "FYI, I shan't read new value for %s - already got %s",
1037 label, value);
1038 return (0);
1039 */ } else {
1040 mr_asprintf(&command, "grep '%s .*' %s| cut -d'=' -f2,3,4,5",
1041 label, config_file);
1042 strcpy(value, call_program_and_get_last_line_of_output(command));
1043 mr_free(command);
1044 if (strlen(value) == 0) {
1045 return (1);
1046 } else {
1047 return (0);
1048 }
1049 }
1050}
1051
1052
1053/**
1054 * Remount @c supermount if it was unmounted earlier.
1055 */
1056void remount_supermounts_if_necessary()
1057{
1058 if (g_remount_cdrom_at_end) {
1059 run_program_and_log_output("mount " MNT_CDROM, FALSE);
1060 }
1061 if (g_remount_floppy_at_end) {
1062 run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
1063 }
1064}
1065
1066/**
1067 * Unmount @c supermount if it's mounted.
1068 */
1069void unmount_supermounts_if_necessary()
1070{
1071 if (run_program_and_log_output
1072 ("mount | grep cdrom | grep super", FALSE) == 0) {
1073 g_remount_cdrom_at_end = TRUE;
1074 run_program_and_log_output("umount " MNT_CDROM, FALSE);
1075 }
1076 if (run_program_and_log_output
1077 ("mount | grep floppy | grep super", FALSE) == 0) {
1078 g_remount_floppy_at_end = TRUE;
1079 run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
1080 }
1081}
1082
1083/**
1084 * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
1085 */
1086void mount_boot_if_necessary()
1087{
1088 char *tmp = NULL;
1089 char *tmp1 = NULL;
1090 char *command = NULL;
1091
1092 mr_msg(1, "Started sub");
1093 mr_msg(4, "About to set g_boot_mountpt[0] to '\\0'");
1094 g_boot_mountpt[0] = '\0';
1095 mr_msg(4, "Done. Great. Setting command to something");
1096 mr_asprintf(&command,
1097 "grep -v ':' /etc/fstab | grep -vE '^#.*$' | grep -E \"[ ]/boot[ ]\" | tr -s ' ' '\t' | cut -f1 | head -n1");
1098 mr_msg(4, "Cool. Command = '%s'", command);
1099 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
1100 mr_free(command);
1101
1102 mr_msg(4, "tmp = '%s'", tmp);
1103 if (tmp[0]) {
1104 log_it("/boot is at %s according to /etc/fstab", tmp);
1105 if ((strstr(tmp, "LABEL=") || strstr(tmp,"UUID="))) {
1106 if (!run_program_and_log_output("mount /boot", 5)) {
1107 strcpy(g_boot_mountpt, "/boot");
1108 mr_msg(1, "Mounted /boot");
1109 } else {
1110 log_it("...ignored cos it's a label or uuid :-)");
1111 }
1112 } else {
1113 mr_asprintf(&command, "mount | grep -E '^%s'", tmp);
1114 mr_msg(3, "command = %s", command);
1115 if (run_program_and_log_output(command, 5)) {
1116 strcpy(g_boot_mountpt, tmp);
1117 mr_asprintf(&tmp1,
1118 "%s (your /boot partition) is not mounted. I'll mount it before backing up",
1119 g_boot_mountpt);
1120 log_it(tmp1);
1121 mr_free(tmp1);
1122
1123 mr_asprintf(&tmp1, "mount %s", g_boot_mountpt);
1124 if (run_program_and_log_output(tmp1, 5)) {
1125 g_boot_mountpt[0] = '\0';
1126 mr_msg(1, "Plan B");
1127 if (!run_program_and_log_output("mount /boot", 5)) {
1128 strcpy(g_boot_mountpt, "/boot");
1129 mr_msg(1, "Plan B worked");
1130 } else {
1131 mr_msg(1,
1132 "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
1133 }
1134 }
1135 mr_free(tmp1);
1136 }
1137 mr_free(command);
1138 }
1139 }
1140 mr_free(tmp);
1141 mr_msg(1, "Ended sub");
1142}
1143
1144
1145/**
1146 * If we mounted /boot earlier, unmount it.
1147 */
1148void unmount_boot_if_necessary()
1149{
1150 char *tmp;
1151
1152 mr_msg(3, "starting");
1153 if (g_boot_mountpt[0]) {
1154 mr_asprintf(&tmp, "umount %s", g_boot_mountpt);
1155 if (run_program_and_log_output(tmp, 5)) {
1156 log_it("WARNING - unable to unmount /boot");
1157 }
1158 mr_free(tmp);
1159 }
1160 mr_msg(3, "leaving");
1161}
1162
1163
1164/**
1165 * Write a line to a configuration file. Writes a line of the form,
1166 * @c label @c value.
1167 * @param config_file The file to write to. Usually @c mondo-restore.cfg.
1168 * @param label What to call this bit of data you're writing.
1169 * @param value The bit of data you're writing.
1170 * @return 0 for success, 1 for failure.
1171 */
1172int write_cfg_var(char *config_file, char *label, char *value)
1173{
1174 /*@ buffers ***************************************************** */
1175 char *command = NULL;
1176 char *tempfile = NULL;
1177 char *tmp = NULL;
1178
1179
1180 /*@ end vars *************************************************** */
1181 assert_string_is_neither_NULL_nor_zerolength(config_file);
1182 assert_string_is_neither_NULL_nor_zerolength(label);
1183 assert(value != NULL);
1184
1185 if (!does_file_exist(config_file)) {
1186 mr_asprintf(&tmp, "(write_cfg_file) Cannot find %s config file",
1187 config_file);
1188 log_to_screen(tmp);
1189 mr_free(tmp);
1190 return (1);
1191 }
1192 mr_asprintf(&tempfile,
1193 call_program_and_get_last_line_of_output
1194 ("mktemp -q /tmp/mojo-jojo.blah.XXXXXX"));
1195 if (does_file_exist(config_file)) {
1196 mr_asprintf(&command, "grep -vE '^%s .*$' %s > %s",
1197 label, config_file, tempfile);
1198 paranoid_system(command);
1199 mr_free(command);
1200 }
1201 mr_asprintf(&command, "echo \"%s %s\" >> %s", label, value, tempfile);
1202 paranoid_system(command);
1203 mr_free(command);
1204
1205 mr_asprintf(&command, "mv -f %s %s", tempfile, config_file);
1206 paranoid_system(command);
1207 mr_free(command);
1208 unlink(tempfile);
1209 mr_free(tempfile);
1210 return (0);
1211}
1212
1213
1214/**
1215 * Allocate or free important globals, depending on @p mal.
1216 * @param mal If TRUE, malloc; if FALSE, free.
1217 */
1218void do_libmondo_global_strings_thing(int mal)
1219{
1220 if (mal) {
1221 iamhere("Malloc'ing globals");
1222 malloc_string(g_boot_mountpt);
1223 malloc_string(g_tmpfs_mountpt);
1224 malloc_string(g_erase_tmpdir_and_scratchdir);
1225 malloc_string(g_serial_string);
1226 malloc_string(g_magicdev_command);
1227 } else {
1228 iamhere("Freeing globals");
1229 mr_free(g_boot_mountpt);
1230 mr_free(g_tmpfs_mountpt);
1231 mr_free(g_erase_tmpdir_and_scratchdir);
1232 mr_free(g_serial_string);
1233 mr_free(g_magicdev_command);
1234 }
1235}
1236
1237/**
1238 * Allocate important globals.
1239 * @see do_libmondo_global_strings_thing
1240 */
1241void malloc_libmondo_global_strings(void)
1242{
1243 do_libmondo_global_strings_thing(1);
1244}
1245
1246/**
1247 * Free important globals.
1248 * @see do_libmondo_global_strings_thing
1249 */
1250void free_libmondo_global_strings(void)
1251{
1252 do_libmondo_global_strings_thing(0);
1253}
1254
1255
1256
1257/**
1258 * Stop @c magicdev if it's running.
1259 * The command used to start it is saved in @p g_magicdev_command.
1260 */
1261void stop_magicdev_if_necessary()
1262{
1263 strcpy(g_magicdev_command,
1264 call_program_and_get_last_line_of_output
1265 ("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99"));
1266 if (g_magicdev_command[0]) {
1267 mr_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
1268 paranoid_system("killall magicdev");
1269 }
1270}
1271
1272
1273/**
1274 * Restart magicdev if it was stopped.
1275 */
1276void restart_magicdev_if_necessary()
1277{
1278 char *tmp = NULL;
1279
1280 if (g_magicdev_command && g_magicdev_command[0]) {
1281 mr_asprintf(&tmp, "%s &", g_magicdev_command);
1282 paranoid_system(tmp);
1283 mr_free(tmp);
1284 }
1285}
1286
1287/* @} - end of utilityGroup */
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