source: MondoRescue/branches/2.2.10/mondo/src/common/libmondo-tools.c@ 2406

Last change on this file since 2406 was 2406, checked in by Bruno Cornec, 15 years ago

Remove useless conf files created under /tmp and never used
  • Property svn:keywords set to Id
File size: 39.4 KB
RevLine 
[2030]1/*
[99]2 $Id: libmondo-tools.c 2406 2009-09-17 16:21:53Z bruno $
[1]3*/
4
5
6/**
7 * @file
8 * Miscellaneous tools that didn't really fit anywhere else.
9 */
10
11#include "my-stuff.h"
[2211]12#include "mr_mem.h"
[1]13#include "mondostructures.h"
[541]14#include "lib-common-externs.h"
[1]15#include "libmondo-tools.h"
[541]16#include "libmondo-gui-EXT.h"
[1]17#include "libmondo-files-EXT.h"
18#include "libmondo-fork-EXT.h"
19#include "libmondo-raid-EXT.h"
[1917]20#include "libmondo-devices-EXT.h"
[1]21#include <sys/socket.h>
22#include <netdb.h>
[1653]23#include <stdlib.h>
[1]24#include <netinet/in.h>
25#include <arpa/inet.h>
[1375]26#include <sys/utsname.h>
[1]27
28/*@unused@*/
[99]29//static char cvsid[] = "$Id: libmondo-tools.c 2406 2009-09-17 16:21:53Z bruno $";
[1]30
31extern int g_tape_buffer_size_MB;
32extern bool g_text_mode;
33extern int g_currentY;
34extern int g_current_media_number;
[1316]35extern char *MONDO_LOGFILE;
[2317]36extern char *g_serial_string;
[1]37
[1645]38/* Reference to global bkpinfo */
39extern struct s_bkpinfo *bkpinfo;
40
[1]41/**
42 * @addtogroup globalGroup
43 * @{
44 */
[128]45bool g_remount_cdrom_at_end, ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
46 g_remount_floppy_at_end; ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
47bool g_cd_recovery; ///< TRUE if we're making an "autonuke" backup.
[1]48double g_kernel_version;
49
50/**
51 * The place where /boot is mounted.
52 */
[128]53char *g_boot_mountpt = NULL;
[1]54
55/**
56 * The location of Mondo's home directory.
57 */
[128]58char *g_mondo_home = NULL;
[1]59
60/**
61 * The location where tmpfs is mounted, or "" if it's not mounted.
[2030]62char *g_tmpfs_mountpt = NULL;
[1]63 */
[128]64char *g_magicdev_command = NULL;
[1]65
66/**
67 * The default maximum level to log messages at or below.
68 */
[128]69int g_loglevel = DEFAULT_DEBUG_LEVEL;
[1]70
71/* @} - end of globalGroup */
72
73
74extern pid_t g_buffer_pid;
75extern pid_t g_main_pid;
76
77extern t_bkptype g_backup_media_type;
78
79extern bool am_I_in_disaster_recovery_mode(void);
80
[1917]81/*-----------------------------------------------------------*/
82
83
[1]84/**
85 * @addtogroup utilityGroup
86 * @{
87 */
88/**
89 * Assertion handler. Prints a friendly message to the user,
90 * offering to ignore all, dump core, break to debugger,
91 * exit, or ignore. Intended to be used with an assert() macro.
92 *
93 * @param file The file in which the assertion triggered.
94 * @param function The function (@c __FUNCTION__) in which the assertion triggered.
95 * @param line The line number of the assert() statement.
96 * @param exp The expression that failed (as a string).
97 */
[128]98void _mondo_assert_fail(const char *file,
99 const char *function, int line, const char *exp)
[1]100{
[128]101 static int ignoring_assertions = 0;
102 bool is_valid = TRUE;
[1]103
[128]104 log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
105 function);
106 if (ignoring_assertions) {
107 log_it("Well, the user doesn't care...");
108 return;
109 }
110 if (!g_text_mode)
111 newtSuspend();
[541]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? ");
[128]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")
[1]126#ifdef __IA32__
[128]127 __asm__ __volatile__("int $3"); // break to debugger
[1]128#endif
[128]129 break;
130 case 'E': // (E)xit
131 fatal_error("Failed assertion -- see above for details");
132 break; /* "can't get here" */
133 case 'I': // (I)gnore
134 break;
135 /* These next two work as follows:
136 the `default' catches the user's invalid choice and says so;
137 the '\n' catches the newline on the end and prints the prompt again.
138 */
139 case '\n':
140 printf
[541]141 ("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
[128]142 break;
143 default:
144 is_valid = FALSE;
[541]145 printf("Invalid choice.\n");
[128]146 break;
147 }
148 } while (!is_valid);
149
150 if (ignoring_assertions) {
151 log_it("Ignoring ALL assertions from now on.");
152 } else {
153 log_it("Ignoring assertion: %s", exp);
[1]154 }
155
[128]156 getchar(); // skip \n
[1]157
[128]158 if (!g_text_mode)
159 newtResume();
[1]160}
161
162/**
163 * Clean's up users' KDE desktops.
164 * @bug Details about this function are unknown.
165 */
166void clean_up_KDE_desktop_if_necessary(void)
167{
[2334]168 char *tmp = NULL;
[1]169
[2334]170 mr_asprintf(tmp, "for i in `find /root /home -type d -name Desktop -maxdepth 2`; do file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } else { print $0;};}' $file.old > $file ; fi ; done");
[128]171 run_program_and_log_output(tmp, 5);
[2334]172 mr_free(tmp);
[1]173}
174
175
176/**
177 * Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
178 * /usr/local/share/mondo, /opt, or if all else fails, search /usr.
179 *
180 * @param home_sz String to store the home directory ("" if it could not be found).
181 * @return 0 for success, nonzero for failure.
182 */
183int find_and_store_mondoarchives_home(char *home_sz)
184{
[128]185 assert(home_sz != NULL);
[424]186 strcpy(home_sz, MONDO_SHARE);
[182]187 return (0);
[1]188}
189
190
[1375]191char *get_architecture(void) {
[1]192#ifdef __IA32__
[1375]193# ifdef __X86_64__
194 return ("x86_64");
195# else
196 return ("i386");
197# endif
[1]198#endif
199#ifdef __IA64__
[128]200 return ("ia64");
[1]201#endif
[128]202 return ("unknown");
[1]203}
204
205
[1375]206char *get_uname_m(void) {
[1]207
[1375]208 struct utsname utsn;
209 char *tmp = NULL;
210
211 uname(&utsn);
[2323]212 mr_asprintf(tmp, "%s", utsn.machine);
[1375]213 return (tmp);
214}
215
216
217
218double get_kernel_version(void)
[1]219{
[2334]220 char *p = NULL;
221 char *tmp = NULL;
[128]222 double d;
[1]223#ifdef __FreeBSD__
[128]224 // JOSH - FIXME :)
225 d = 5.2; // :-)
[1]226#else
[2383]227 tmp = call_program_and_get_last_line_of_output("uname -r");
[128]228 p = strchr(tmp, '.');
229 if (p) {
230 p = strchr(++p, '.');
231 if (p) {
232 while (*p) {
233 *p = *(p + 1);
234 p++;
235 }
236 }
237 }
238 d = atof(tmp);
[2334]239 mr_free(tmp);
[1]240#endif
[128]241 log_msg(1, "g_kernel_version = %f", d);
242 return (d);
[1]243}
244
245
246/**
247 * Get the current time.
248 * @return number of seconds since the epoch.
249 */
[128]250long get_time()
[1]251{
[128]252 return (long) time((void *) 0);
[1]253}
254
255
256/**
257 * Initialize a RAID volume structure, setting fields to zero. The
258 * actual hard drive is unaffected.
259 *
260 * @param raidrec The RAID volume structure to initialize.
261 * @note This function is system dependent.
262 */
263#ifdef __FreeBSD__
[128]264void initialize_raidrec(struct vinum_volume *raidrec)
[1]265{
[128]266 int i, j;
267 raidrec->volname[0] = '\0';
268 raidrec->plexes = 0;
269 for (i = 0; i < 9; ++i) {
270 raidrec->plex[i].raidlevel = -1;
271 raidrec->plex[i].stripesize = 0;
272 raidrec->plex[i].subdisks = 0;
273 for (j = 0; j < 9; ++j) {
274 strcpy(raidrec->plex[i].sd[j].which_device, "");
275 }
276 }
[1]277}
278#else
[128]279void initialize_raidrec(struct raid_device_record *raidrec)
[1]280{
[128]281 assert(raidrec != NULL);
282 raidrec->raid_device[0] = '\0';
[558]283 raidrec->raid_level = -9;
[128]284 raidrec->persistent_superblock = 1;
[558]285 raidrec->chunk_size = 64;
286 raidrec->parity = -1;
[128]287 raidrec->data_disks.entries = 0;
288 raidrec->spare_disks.entries = 0;
289 raidrec->parity_disks.entries = 0;
290 raidrec->failed_disks.entries = 0;
291 raidrec->additional_vars.entries = 0;
[1]292}
293#endif
294
295
296
297
298/**
299 * Insert modules that Mondo requires.
[1236]300 * Currently inserts @c msdos, @c vfat, and @c loop for Linux;
[1]301 * @c msdosfs and @c ext2fs for FreeBSD.
302 */
303void insmod_crucial_modules(void)
304{
305#ifdef __FreeBSD__
[128]306 system("kldstat | grep msdosfs || kldload msdosfs 2> /dev/null");
307 system("kldstat | grep ext2fs || kldload ext2fs 2> /dev/null");
[1]308#else
[1236]309 system("modprobe -a msdos vfat loop &> /dev/null");
[1]310#endif
311}
312
313
314/**
[541]315 * Log a trace message to the trace file.
316 * @bug This function seems orphaned. Please remove.
317 */
318void log_trace(char *o)
319{
320 /*@ pointers **************************************************** */
321 FILE *fout;
322
323 /*@ buffers ***************************************************** */
324 char output[MAX_STR_LEN];
325
326 /*@ int ****************************************************** */
327 int i;
328
329 /*@ end vars *************************************************** */
330
331 if (o[0] == '\0') {
332 return;
333 }
334 strcpy(output, o);
335 i = (int) strlen(output);
336 if (i <= 0) {
337 return;
338 }
339 if (output[i - 1] < 32) {
340 output[i - 1] = '\0';
341 }
[2357]342 if (g_text_mode) {
[541]343 printf("%s\n", output);
344 }
345
346 fout = fopen(MONDO_TRACEFILE, "a");
347 if (fout) {
348 fprintf(fout, "%s\n", output);
349 paranoid_fclose(fout);
350 } else {
351 log_OS_error("Cannot write to tracefile");
352 }
353}
354
355
356
357
358
359/**
[1]360 * Finish configuring the backup information structure. Call this function
361 * to set the parameters that depend on those that can be given on the command
362 * line.
363 *
364 * @param bkpinfo The backup information structure. Fields modified/used:
365 * - Used: @c bkpinfo->backup_data
366 * - Used: @c bkpinfo->backup_media_type
367 * - Used: @c bkpinfo->cdrw_speed
368 * - Used: @c bkpinfo->compression_level
369 * - Used: @c bkpinfo->include_paths
[20]370 * - Used: @c bkpinfo->prefix
[1]371 * - Used: @c bkpinfo->isodir
372 * - Used: @c bkpinfo->manual_cd_tray
373 * - Used: @c bkpinfo->make_cd_use_lilo
374 * - Used: @c bkpinfo->media_device
[2382]375 * - Used: @c bkpinfo->netfs_mount
[1]376 * - Used: @c bkpinfo->nonbootable_backup
377 * - Used: @c bkpinfo->scratchdir
378 * - Used: @c bkpinfo->tmpdir
379 * - Used: @c bkpinfo->use_lzo
380 * - Modified: @c bkpinfo->call_before_iso
381 * - Modified: @c bkpinfo->call_make_iso
382 * - Modified: @c bkpinfo->optimal_set_size
383 * - Modified: @c bkpinfo->zip_exe
384 * - Modified: @c bkpinfo->zip_suffix
385 *
386 * @return number of errors, or 0 for success.
387 * @note Also creates directories that are specified in the @c bkpinfo structure but
388 * do not exist.
389 */
[1645]390int post_param_configuration()
[1]391{
[2211]392 char *extra_cdrom_params = NULL;
393 char *mondo_mkisofs_sz = NULL;
[2262]394 char *command = NULL;
[2334]395 char *hostname = NULL;
[2211]396 char *ip_address = NULL;
[128]397 int retval = 0;
398 char *colon;
[2334]399 char *cdr_exe = NULL;
[2262]400 char *tmp = NULL;
[2319]401 char *p = NULL;
[2331]402 char *call_before_iso_user = NULL;
[2262]403 char *iso_dev = NULL;
404 char *iso_mnt = NULL;
405 char *iso_tmp = NULL;
406 char *iso_path = NULL;
[1]407
[128]408 assert(bkpinfo != NULL);
[2321]409
410 if (!bkpinfo->tmpdir) {
411 fatal_error("Tmpdir set to NULL !");
412 }
413
[128]414 bkpinfo->optimal_set_size =
[686]415 (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
[128]416 1024;
[1]417
[2321]418 if (strlen(bkpinfo->tmpdir) < 2) {
419 log_it("tmpdir is blank/missing");
420 retval++;
421 }
422
[128]423 log_msg(1, "Foo");
424 if (bkpinfo->backup_media_type == tape) {
425 log_msg(1, "Bar");
[2325]426 if (bkpinfo->media_device == NULL) {
427 return(1);
428 }
[2323]429 mr_asprintf(tmp, "mt -f %s status", bkpinfo->media_device);
[128]430 log_msg(1, "tmp = '%s'", tmp);
431 if (run_program_and_log_output(tmp, 3)) {
[2262]432 mr_free(tmp);
[128]433 fatal_error
434 ("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.");
435 }
[2262]436 mr_free(tmp);
[1]437 }
[2320]438 if (bkpinfo->scratchdir) {
439 make_hole_for_dir(bkpinfo->scratchdir);
440 chmod(bkpinfo->scratchdir, 0700);
441 } else {
442 fatal_error("Scratchdir set to NULL !");
443 }
[128]444 if (bkpinfo->backup_media_type == iso)
445 make_hole_for_dir(bkpinfo->isodir);
[1]446
[128]447 run_program_and_log_output("uname -a", 5);
[678]448 run_program_and_log_output("cat /etc/*-release", 5);
[128]449 run_program_and_log_output("cat /etc/*issue*", 5);
[1]450#ifdef __FreeBSD__
451#else
[128]452 run_program_and_log_output("cat /proc/cpuinfo", 5);
453 run_program_and_log_output
454 ("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
455 5);
[1]456#endif
[128]457
458 if (bkpinfo->use_lzo) {
[2326]459 mr_asprintf(bkpinfo->zip_exe, "lzop");
[2327]460 mr_asprintf(bkpinfo->zip_suffix, "lzo");
[998]461 } else if (bkpinfo->use_gzip) {
[2326]462 mr_asprintf(bkpinfo->zip_exe, "gzip");
[2327]463 mr_asprintf(bkpinfo->zip_suffix, "gz");
[2338]464 } else if (bkpinfo->use_lzma) {
465 mr_asprintf(bkpinfo->zip_exe, "lzma");
466 mr_asprintf(bkpinfo->zip_suffix, "lzma");
[128]467 } else if (bkpinfo->compression_level != 0) {
[2326]468 mr_asprintf(bkpinfo->zip_exe, "bzip2");
[2327]469 mr_asprintf(bkpinfo->zip_suffix, "bz2");
470 } else {
471 mr_asprintf(bkpinfo->zip_exe, "none");
472 mr_asprintf(bkpinfo->zip_suffix, "");
[1]473 }
474
475// DVD
476
[128]477 if (bkpinfo->backup_media_type == dvd) {
[2331]478 tmp = find_home_of_exe("growisofs");
479 if (tmp) {
[2334]480 mr_asprintf(cdr_exe, "growisofs");
[128]481 } // unlikely to be used
482 else {
[2331]483 mr_free(tmp);
[128]484 fatal_error("Please install growisofs.");
485 }
[2331]486 mr_free(tmp);
487
[128]488 if (bkpinfo->nonbootable_backup) {
[2323]489 mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
[128]490 } else if
[1]491#ifdef __FreeBSD__
[128]492 (TRUE)
[1]493#else
[128]494 (bkpinfo->make_cd_use_lilo)
[1]495#endif
496#ifdef __IA64__
[128]497 {
[2323]498 mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
[128]499 }
[1]500#else
501 {
[2323]502 mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
[1]503 }
[128]504#endif
505 else
506 {
[2323]507 mr_asprintf(mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
[128]508 }
509 if (bkpinfo->manual_cd_tray) {
[2211]510 paranoid_free(mondo_mkisofs_sz);
[128]511 fatal_error("Manual CD tray + DVD not supported yet.");
512 // -m isn't supported by growisofs, BTW...
513 } else {
[2325]514 if (bkpinfo->media_device == NULL) {
515 return(1);
516 }
[2328]517 mr_free(bkpinfo->call_make_iso);
518 mr_asprintf(bkpinfo->call_make_iso, "%s %s -Z %s . 2>> _ERR_", mondo_mkisofs_sz, "", bkpinfo->media_device);
[2211]519 paranoid_free(mondo_mkisofs_sz);
[128]520 }
[153]521 if (getenv ("SUDO_COMMAND")) {
[2323]522 mr_asprintf(command, "strings `which growisofs` | grep -c SUDO_COMMAND");
[2383]523 tmp = call_program_and_get_last_line_of_output(command);
524 if (!strcmp(tmp, "1")) {
[2262]525 mr_free(command);
[2383]526 mr_free(tmp);
[679]527 popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
528 fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
529 }
[2262]530 mr_free(command);
[2383]531 mr_free(tmp);
[153]532 }
[2328]533 log_msg(2, "call_make_iso (DVD res) is ... %s", bkpinfo->call_make_iso);
[128]534 } // end of DVD code
[1]535
536// CD-R or CD-RW
[128]537 if (bkpinfo->backup_media_type == cdrw
538 || bkpinfo->backup_media_type == cdr) {
539 if (!bkpinfo->manual_cd_tray) {
[2323]540 mr_asprintf(extra_cdrom_params, "-waiti ");
[128]541 }
542 if (bkpinfo->backup_media_type == cdrw) {
[2323]543 mr_asprintf(extra_cdrom_params, "blank=fast ");
[128]544 }
[2331]545 tmp = find_home_of_exe("cdrecord");
546 if (tmp) {
[2334]547 mr_asprintf(cdr_exe, "cdrecord");
[128]548 } else {
[2331]549 mr_free(tmp);
550 tmp = find_home_of_exe("dvdrecord");
551 if (tmp) {
[2334]552 mr_asprintf(cdr_exe, "dvdrecord");
[2331]553 } else {
554 mr_free(tmp);
555 fatal_error("Please install either cdrecord or dvdrecord.");
556 }
[128]557 }
[2331]558 mr_free(tmp);
559
[128]560 if (bkpinfo->nonbootable_backup) {
[2323]561 mr_asprintf(mondo_mkisofs_sz, MONDO_MKISOFS_NONBOOT);
[128]562 } else if
[1]563#ifdef __FreeBSD__
[128]564 (TRUE)
[1]565#else
[128]566 (bkpinfo->make_cd_use_lilo)
[1]567#endif
568#ifdef __IA64__
569 {
[2323]570 mr_asprintf(mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
[1]571 }
[128]572#else
[1]573 {
[2323]574 mr_asprintf(mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
[1]575 }
[128]576#endif
[2334]577 else {
[2323]578 mr_asprintf(mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
[128]579 }
[2328]580
581 mr_free(bkpinfo->call_make_iso);
[128]582 if (bkpinfo->manual_cd_tray) {
[2328]583 if (bkpinfo->call_before_iso == NULL) {
584 mr_asprintf(bkpinfo->call_before_iso, "%s -o %s/"MONDO_TMPISOS" . 2>> _ERR_", mondo_mkisofs_sz, bkpinfo->tmpdir);
585 } else {
586 mr_asprintf(call_before_iso_user, "%s", bkpinfo->call_before_iso);
587 mr_free(bkpinfo->call_before_iso);
588 mr_asprintf(bkpinfo->call_before_iso, "( %s -o %s/"MONDO_TMPISOS" . 2>> _ERR_ ; %s )", mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
589 mr_free(call_before_iso_user);
[163]590 }
591 log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
[2325]592 if (bkpinfo->media_device == NULL) {
593 return(1);
594 }
[2328]595 mr_asprintf(bkpinfo->call_make_iso, "%s %s -v %s fs=4m dev=%s speed=%d %s/"MONDO_TMPISOS, cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject", extra_cdrom_params, bkpinfo->media_device, bkpinfo->cdrw_speed, bkpinfo->tmpdir);
[128]596 } else {
[2328]597 mr_asprintf(bkpinfo->call_make_iso, "%s . 2>> _ERR_ | %s %s %s fs=4m dev=%s speed=%d -", mondo_mkisofs_sz, cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject", extra_cdrom_params, bkpinfo->media_device, bkpinfo->cdrw_speed);
[128]598 }
[2334]599 mr_free(cdr_exe);
[2211]600 paranoid_free(mondo_mkisofs_sz);
601 paranoid_free(extra_cdrom_params);
[128]602 } // end of CD code
[1]603
[128]604 if (bkpinfo->backup_media_type == iso) {
605
[1]606/* Patch by Conor Daly <conor.daly@met.ie>
607 * 23-june-2004
608 * Break up isodir into iso_mnt and iso_path
609 * These will be used along with iso-dev at restore time
610 * to locate the ISOs where ever they're mounted
611 */
612
[128]613 log_it("isodir = %s", bkpinfo->isodir);
[2323]614 mr_asprintf(command, "df -P %s | tail -n1 | cut -d' ' -f1", bkpinfo->isodir);
[128]615 log_it("command = %s", command);
[2383]616 iso_dev = call_program_and_get_last_line_of_output(command);
617 log_it("res of it = %s", iso_dev);
[2262]618 mr_free(command);
[1]619
[2323]620 mr_asprintf(command, "mount | grep -w %s | tail -n1 | cut -d' ' -f3", iso_dev);
[2262]621 mr_free(iso_dev);
622
[128]623 log_it("command = %s", command);
[2383]624 iso_mnt = call_program_and_get_last_line_of_output(command);
625 log_it("res of it = %s", iso_mnt);
[2262]626 mr_free(command);
627
[128]628 log_it("isomnt: %s, %d", iso_mnt, strlen(iso_mnt));
[2323]629 mr_asprintf(iso_tmp, "%s", bkpinfo->isodir);
[128]630 if (strlen(iso_tmp) < strlen(iso_mnt)) {
[2323]631 mr_asprintf(iso_path, "%s", "");
[128]632 } else {
[2323]633 mr_asprintf(iso_path, "%s", iso_tmp + strlen(iso_mnt));
[128]634 }
[2334]635 mr_free(iso_mnt);
[2262]636 mr_free(iso_tmp);
637
[128]638 log_it("isodir: %s", iso_path);
[2262]639 mr_free(iso_path);
640
[148]641 log_it("iso-prefix: %s", bkpinfo->prefix);
[1]642
643/* End patch */
[128]644 } // end of iso code
[1]645
[2382]646 if (bkpinfo->backup_media_type == netfs) {
647 if (bkpinfo->netfs_mount) {
648 mr_asprintf(hostname, "%s", bkpinfo->netfs_mount);
[2325]649 } else {
[2382]650 log_it("netfs_mount is NULL");
[2325]651 retval++;
[2334]652 mr_asprintf(hostname, "");
[2325]653 }
[128]654 colon = strchr(hostname, ':');
655 if (!colon) {
[2382]656 log_it("netfs mount doesn't have a colon in it");
[128]657 retval++;
658 } else {
659 struct hostent *hent;
[1]660
[128]661 *colon = '\0';
662 hent = gethostbyname(hostname);
663 if (!hent) {
[2382]664 log_it("Can't resolve Network mount (%s): %s", hostname, hstrerror(h_errno));
[128]665 retval++;
666 } else {
[2323]667 mr_asprintf(ip_address, "%s", inet_ntoa((struct in_addr) *((struct in_addr *) hent->h_addr)));
[2382]668 mr_strcat(ip_address, strchr(bkpinfo->netfs_mount, ':'));
669 mr_free(bkpinfo->netfs_mount);
670 bkpinfo->netfs_mount = ip_address;
[128]671 }
672 }
[2334]673 mr_free(hostname);
[2382]674 store_netfs_config();
[128]675 }
[1]676
[128]677 log_it("Finished processing incoming params");
678 if (retval) {
679 fprintf(stderr, "Type 'man mondoarchive' for help.\n");
680 }
[2319]681 if (bkpinfo->include_paths == NULL) {
[2323]682 mr_asprintf(p, "/");
[2319]683 bkpinfo->include_paths = p;
[128]684 }
685 g_backup_media_type = bkpinfo->backup_media_type;
686 return (retval);
[1]687}
688
689
690
691/**
692 * Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
693 * Seeds the random-number generator, loads important modules, checks the sanity
694 * of the user's Linux distribution, and deletes logfile.
695 * @param bkpinfo The backup information structure. Will be initialized.
696 * @return number of errors (0 for success)
697 */
[1645]698int pre_param_configuration()
[1]699{
[128]700 int res = 0;
[1652]701 char *tmp = NULL;
[1]702
[128]703 make_hole_for_dir(MNT_CDROM);
704 assert(bkpinfo != NULL);
705 srandom((unsigned long) (time(NULL)));
706 insmod_crucial_modules();
707 if (bkpinfo->disaster_recovery) {
708 if (!does_nonMS_partition_exist()) {
[2338]709 fatal_error("I am in disaster recovery mode\nPlease don't run mondoarchive.");
[128]710 }
711 }
[1]712
[128]713 unlink(MONDO_TRACEFILE);
[2323]714 mr_asprintf(tmp,"rm -Rf %s/changed.files*",MONDO_CACHE);
[1652]715 run_program_and_log_output(tmp, FALSE);
716 paranoid_free(tmp);
[128]717 if (find_and_store_mondoarchives_home(g_mondo_home)) {
[2338]718 fprintf(stderr, "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");
[128]719 res++;
720 return (res);
721 }
722 res += some_basic_system_sanity_checks();
723 if (res) {
724 log_it("Your distribution did not pass Mondo's sanity test.");
725 }
726 g_current_media_number = 1;
727 return (res);
[1]728}
729
[1655]730void setup_tmpdir(char *path) {
[1967]731
[1653]732 char *tmp = NULL;
[1654]733 char *p = NULL;
[1]734
[1999]735 if ((bkpinfo->tmpdir != NULL) && (strstr(bkpinfo->tmpdir,"mondo.tmp.") != NULL)) {
[1655]736 /* purging a potential old tmpdir */
[2321]737 log_it("Purging old tmpdir %s", bkpinfo->tmpdir);
[2323]738 mr_asprintf(tmp,"rm -Rf %s",bkpinfo->tmpdir);
[2321]739 mr_free(bkpinfo->tmpdir);
740 (void)system(tmp);
741 mr_free(tmp);
[1655]742 }
[1967]743
[1657]744 if (path != NULL) {
[2323]745 mr_asprintf(tmp, "%s/mondo.tmp.XXXXXX", path);
[1657]746 } else if (getenv("TMPDIR")) {
[2323]747 mr_asprintf(tmp, "%s/mondo.tmp.XXXXXX", getenv("TMPDIR"));
[1653]748 } else if (getenv("TMP")) {
[2323]749 mr_asprintf(tmp, "%s/mondo.tmp.XXXXXX", getenv("TMP"));
[1653]750 } else {
[2323]751 mr_asprintf(tmp, "/tmp/mondo.tmp.XXXXXX");
[1653]752 }
[1654]753 p = mkdtemp(tmp);
754 if (p == NULL) {
755 log_it("Failed to create global tmp directory %s for Mondo.",tmp);
[2321]756 mr_free(tmp);
[1653]757 finish(-1);
758 }
[2321]759
760 bkpinfo->tmpdir = p;
761 log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
[1653]762}
[1]763
[2321]764/* Free all memory allocated into bkpinfo */
765void mr_free_bkpinfo() {
[1]766
[2338]767 log_msg(1, "Freeing bkpinfo");
[2325]768 mr_free(bkpinfo->media_device);
[2326]769 mr_free(bkpinfo->boot_device);
770 mr_free(bkpinfo->zip_exe);
[2327]771 mr_free(bkpinfo->zip_suffix);
772 mr_free(bkpinfo->image_devs);
[2325]773 mr_free(bkpinfo->isodir);
774 mr_free(bkpinfo->prefix);
[2321]775 mr_free(bkpinfo->scratchdir);
776 mr_free(bkpinfo->tmpdir);
777 mr_free(bkpinfo->include_paths);
778 mr_free(bkpinfo->exclude_paths);
[2327]779 mr_free(bkpinfo->restore_path);
[2328]780 mr_free(bkpinfo->call_before_iso);
781 mr_free(bkpinfo->call_make_iso);
782 mr_free(bkpinfo->call_burn_iso);
783 mr_free(bkpinfo->call_after_iso);
784 mr_free(bkpinfo->kernel_path);
[2382]785 mr_free(bkpinfo->netfs_mount);
786 mr_free(bkpinfo->netfs_remote_dir);
787 mr_free(bkpinfo->netfs_user);
788 mr_free(bkpinfo->netfs_proto);
[2328]789 mr_free(bkpinfo->postnuke_tarball);
[2321]790
791 /* Then free the structure */
792 mr_free(bkpinfo);
793}
794
[1]795/**
796 * Reset all fields of the backup information structure to a sensible default.
797 * @param bkpinfo The @c bkpinfo to reset.
798 */
[2321]799void init_bkpinfo()
[1]800{
[128]801 int i;
[2338]802 log_msg(1, "Initializing bkpinfo");
803 bkpinfo = (struct s_bkpinfo *)mr_malloc(sizeof(struct s_bkpinfo));
[1653]804
[2321]805 /* Initialized in same order as in the structure declaration to detect errors more easily */
[2325]806 bkpinfo->media_device = NULL;
[128]807 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
808 bkpinfo->media_size[i] = -1;
809 }
810 bkpinfo->boot_loader = '\0';
[2326]811 bkpinfo->boot_device = NULL;
812 bkpinfo->zip_exe = NULL;
[2327]813 bkpinfo->zip_suffix = NULL;
814 bkpinfo->image_devs = NULL;
[1966]815 bkpinfo->compression_level = 3;
[128]816 bkpinfo->use_lzo = FALSE;
[998]817 bkpinfo->use_gzip = FALSE;
[2338]818 bkpinfo->use_lzma = FALSE;
[128]819 bkpinfo->verify_data = FALSE;
820 bkpinfo->backup_data = FALSE;
821 bkpinfo->restore_data = FALSE;
[1966]822 bkpinfo->use_star = FALSE;
823 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
[2321]824 bkpinfo->disaster_recovery = (am_I_in_disaster_recovery_mode()? TRUE : FALSE);
[128]825 if (bkpinfo->disaster_recovery) {
[2324]826 mr_asprintf(bkpinfo->isodir, "%s", "/");
[128]827 } else {
[2324]828 mr_asprintf(bkpinfo->isodir, "%s", MONDO_CACHE);
[128]829 }
[2324]830 mr_asprintf(bkpinfo->prefix, "%s", STD_PREFIX);
831 bkpinfo->scratchdir = NULL; // Really setup after
832 bkpinfo->tmpdir = NULL; // Really setup after
[128]833 bkpinfo->optimal_set_size = 0;
[2321]834 bkpinfo->backup_media_type = none;
[1966]835 bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
[2321]836 bkpinfo->include_paths = NULL;
837 bkpinfo->exclude_paths = NULL;
[2327]838 bkpinfo->restore_path = NULL;
[2328]839 bkpinfo->call_before_iso = NULL;
840 bkpinfo->call_make_iso = NULL;
841 bkpinfo->call_burn_iso = NULL;
842 bkpinfo->call_after_iso = NULL;
843 bkpinfo->kernel_path = NULL;
[2382]844 bkpinfo->netfs_mount = NULL;
845 bkpinfo->netfs_remote_dir = NULL;
846 bkpinfo->netfs_user = NULL;
847 bkpinfo->netfs_proto = NULL;
[2328]848 bkpinfo->postnuke_tarball = NULL;
[128]849 bkpinfo->wipe_media_first = FALSE;
[1966]850 bkpinfo->differential = 0;
851 bkpinfo->please_dont_eject = FALSE;
[128]852 bkpinfo->cdrw_speed = 0;
[1966]853 bkpinfo->manual_cd_tray = FALSE;
854 bkpinfo->nonbootable_backup = FALSE;
855 bkpinfo->make_cd_use_lilo = FALSE;
856 bkpinfo->use_obdr = FALSE;
[1967]857 bkpinfo->restore_mode = interactive;
[2321]858
859 setup_tmpdir(NULL);
860 sensibly_set_scratchdir();
[1]861}
862
863
864
865
866/**
867 * Get the remaining free space (in MB) on @p partition.
868 * @param partition The partition to check free space on (either a device or a mountpoint).
869 * @return The free space on @p partition, in MB.
870 */
[128]871long free_space_on_given_partition(char *partition)
[1]872{
[2262]873 char *out_sz = NULL;
874 char *command = NULL;
[128]875 long res;
[1]876
[128]877 assert_string_is_neither_NULL_nor_zerolength(partition);
[1]878
[2323]879 mr_asprintf(command, "df -m -P %s 1> /dev/null 2> /dev/null", partition);
[128]880 if (system(command)) {
[2262]881 mr_free(command);
[128]882 return (-1);
883 } // partition does not exist
[2262]884 mr_free(command);
885
[2324]886 mr_asprintf(command, "df -m -P %s | tail -n1 | tr -s ' ' '\t' | cut -f4", partition);
[2383]887 out_sz = call_program_and_get_last_line_of_output(command);
[2262]888 mr_free(command);
889
[128]890 if (strlen(out_sz) == 0) {
[2262]891 mr_free(out_sz);
[128]892 return (-1);
893 } // error within df, probably
894 res = atol(out_sz);
[2262]895 mr_free(out_sz);
[128]896 return (res);
[1]897}
898
899
900
901/**
902 * Check the user's system for sanity. Checks performed:
903 * - make sure user has enough RAM (32mb required, 64mb recommended)
904 * - make sure user has enough free space in @c /
905 * - check kernel for ramdisk support
906 * - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
907 * - make sure CD-ROM is unmounted
908 * - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
909 *
910 * @return number of problems with the user's setup (0 for success)
911 */
[128]912int some_basic_system_sanity_checks()
[1]913{
914
[128]915 /*@ buffers ************ */
[2262]916 char *tmp = NULL;
[1]917
[128]918 /*@ int's *************** */
919 int retval = 0;
[1]920
[128]921 mvaddstr_and_log_it(g_currentY, 0,
922 "Checking sanity of your Linux distribution");
[1]923#ifndef __FreeBSD__
[1737]924 if (system("which mkfs.vfat 2> /dev/null 1> /dev/null")
925 && !system("which mkfs.msdos 2> /dev/null 1> /dev/null")) {
[2338]926 log_it("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
927 run_program_and_log_output("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
[128]928 }
[2383]929 tmp = call_program_and_get_last_line_of_output("free | grep Mem | head -n1 | tr -s ' ' '\t' | cut -f2");
[128]930 if (atol(tmp) < 35000) {
931 retval++;
[541]932 log_to_screen("You must have at least 32MB of RAM to use Mondo.");
[128]933 }
934 if (atol(tmp) < 66000) {
[2324]935 log_to_screen("WARNING! You have very little RAM. Please upgrade to 64MB or more.");
[128]936 }
[2262]937 mr_free(tmp);
[1]938#endif
939
[128]940 if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
941 retval++;
942 log_to_screen
943 ("Unable to find " MKE2FS_OR_NEWFS " in system path.");
944 fatal_error
945 ("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. :)");
946 }
[1]947#ifndef __FreeBSD__
[128]948 if (run_program_and_log_output
[273]949 ("grep ramdisk /proc/devices", FALSE)) {
[2194]950 /* Some SuSE have ramdisk as modules, so insert it first, then test again */
[2195]951 run_program_and_log_output("modprobe brd 2> /dev/null > /dev/null",FALSE);
[2194]952 if (run_program_and_log_output
953 ("grep ramdisk /proc/devices", FALSE)) {
954 if (!ask_me_yes_or_no
955 ("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?"))
956 {
957 // retval++;
958 log_to_screen
959 ("It looks as if your kernel lacks ramdisk and initrd support.");
960 log_to_screen
961 ("I'll allow you to proceed but FYI, if I'm right, your kernel is broken.");
962 }
[128]963 }
964 }
[1]965#endif
[128]966 retval += whine_if_not_found(MKE2FS_OR_NEWFS);
967 retval += whine_if_not_found("mkisofs");
968 if (system("which dvdrecord > /dev/null 2> /dev/null")) {
969 retval += whine_if_not_found("cdrecord");
970 }
971 retval += whine_if_not_found("bzip2");
[998]972 retval += whine_if_not_found("gzip");
[128]973 retval += whine_if_not_found("awk");
974 retval += whine_if_not_found("md5sum");
975 retval += whine_if_not_found("strings");
976 retval += whine_if_not_found("mindi");
977 retval += whine_if_not_found("buffer");
[1]978
[128]979 // abort if Windows partition but no ms-sys and parted
[1855]980 if (!run_program_and_log_output("mount | grep -Ew 'vfat|fat|dos' | grep -vE \"/dev/fd|nexdisk\"", 0)) {
[541]981 log_to_screen("I think you have a Windows 9x partition.");
[128]982 retval += whine_if_not_found("parted");
[1]983 }
984
[2331]985 tmp = find_home_of_exe("cmp");
986 if (!tmp) {
987 mr_free(tmp);
988 tmp = find_home_of_exe("true");
989 if (!tmp) {
990 retval += whine_if_not_found("cmp");
[128]991 } else {
[2331]992 log_to_screen("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you.");
993 if (run_program_and_log_output("cp -f `which true` /usr/bin/cmp", 0)) {
994 mr_free(tmp);
[128]995 fatal_error("Failed to create dummy 'cmp' file.");
996 }
997 }
[1]998 }
[2331]999 mr_free(tmp);
1000
1001 run_program_and_log_output("umount `mount | grep cdr | cut -d' ' -f3 | tr '\n' ' '`", 5);
[2383]1002 tmp = call_program_and_get_last_line_of_output("mount | grep -E \"cdr(om|w)\"");
[128]1003 if (strcmp("", tmp)) {
1004 if (strstr(tmp, "autofs")) {
1005 log_to_screen
[541]1006 ("Your CD-ROM is mounted via autofs. I therefore cannot tell");
[128]1007 log_to_screen
[541]1008 ("if a CD actually is inserted. If a CD is inserted, please");
1009 log_to_screen("eject it. Thank you.");
[128]1010 log_it
1011 ("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
1012 } else
1013 if (run_program_and_log_output("uname -a | grep Knoppix", 5)) {
1014 retval++;
[2262]1015 mr_free(tmp);
1016 fatal_error("Your CD-ROM drive is mounted. Please unmount it.");
[128]1017 }
1018 }
[2262]1019 mr_free(tmp);
[1]1020
[128]1021 run_program_and_log_output("cat /etc/fstab", 5);
[1]1022#ifdef __FreeBSD__
[128]1023 run_program_and_log_output("vinum printconfig", 5);
[1]1024#else
[128]1025 run_program_and_log_output("cat /etc/raidtab", 5);
[1]1026#endif
1027
[128]1028 if (run_program_and_log_output("mindi -V", 1)) {
[541]1029 log_to_screen("Could not ascertain mindi's version number.");
[128]1030 log_to_screen
[541]1031 ("You have not installed Mondo and/or Mindi properly.");
1032 log_to_screen("Please uninstall and reinstall them both.");
[128]1033 fatal_error("Please reinstall Mondo and Mindi.");
1034 }
[2323]1035 mr_asprintf(tmp, "mindi --makemountlist %s/mountlist.txt.test", bkpinfo->tmpdir);
[1644]1036 if (run_program_and_log_output(tmp, 5)) {
[2262]1037 mr_free(tmp);
[2323]1038 mr_asprintf(tmp, "mindi --makemountlist %s/mountlist.txt.test failed for some reason.", bkpinfo->tmpdir);
[1644]1039 log_to_screen(tmp);
[128]1040 log_to_screen
[541]1041 ("Please run that command by hand and examine /var/log/mindi.log");
[128]1042 log_to_screen
[541]1043 ("for more information. Perhaps your /etc/fstab file is insane.");
[128]1044 log_to_screen
[541]1045 ("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see.");
[128]1046 retval++;
1047 }
[2262]1048 mr_free(tmp);
[1]1049
[196]1050 if (!run_program_and_log_output("parted2fdisk -l | grep -i raid", 1)
[128]1051 && !does_file_exist("/etc/raidtab")) {
1052 log_to_screen
[541]1053 ("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat");
[558]1054 create_raidtab_from_mdstat("/etc/raidtab");
[128]1055 }
1056
1057 if (retval) {
[541]1058 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
[128]1059 } else {
[541]1060 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
[128]1061 }
1062 return (retval);
[1]1063}
1064
1065/**
1066 * Retrieve the line containing @p label from the config file.
1067 * @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
1068 * @param label What to read from the file.
1069 * @param value Where to put it.
1070 * @return 0 for success, 1 for failure.
1071 */
[2325]1072char *read_cfg_var(char *config_file, char *label)
[1]1073{
[128]1074 /*@ buffer ****************************************************** */
[2262]1075 char *command = NULL;
[2325]1076 char *value = NULL;
[1]1077
[128]1078 /*@ end vars *************************************************** */
[1]1079
[128]1080 assert_string_is_neither_NULL_nor_zerolength(config_file);
1081 assert_string_is_neither_NULL_nor_zerolength(label);
1082 if (!does_file_exist(config_file)) {
[2324]1083 log_to_screen("(read_cfg_var) Cannot find %s config file", config_file);
[2325]1084 return (NULL);
[2332]1085 /* BERLIOS: not sure the usage of this one ?
[1279]1086 } else if ((value != NULL) && (strstr(value, "/dev/") && strstr(value, "t0") && !strcmp(label, "media-dev"))) {
1087 log_msg(2, "FYI, I can't read new value for %s - already got %s", label, value);
[128]1088 return (0);
[2325]1089 */
[128]1090 } else {
[2323]1091 mr_asprintf(command, "grep '%s .*' %s| cut -d' ' -f2,3,4,5", label, config_file);
[2383]1092 value = call_program_and_get_last_line_of_output(command);
[2262]1093 mr_free(command);
1094
[128]1095 if (strlen(value) == 0) {
[2325]1096 return (NULL);
[128]1097 } else {
[2325]1098 return (value);
[128]1099 }
[1]1100 }
1101}
1102
1103
1104
1105/**
1106 * Remount @c supermount if it was unmounted earlier.
1107 */
1108void remount_supermounts_if_necessary()
1109{
[128]1110 if (g_remount_cdrom_at_end) {
1111 run_program_and_log_output("mount " MNT_CDROM, FALSE);
1112 }
1113 if (g_remount_floppy_at_end) {
1114 run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
1115 }
[1]1116}
1117
1118/**
1119 * Unmount @c supermount if it's mounted.
1120 */
1121void unmount_supermounts_if_necessary()
1122{
[128]1123 if (run_program_and_log_output
1124 ("mount | grep cdrom | grep super", FALSE) == 0) {
1125 g_remount_cdrom_at_end = TRUE;
1126 run_program_and_log_output("umount " MNT_CDROM, FALSE);
1127 }
1128 if (run_program_and_log_output
1129 ("mount | grep floppy | grep super", FALSE) == 0) {
1130 g_remount_floppy_at_end = TRUE;
1131 run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
1132 }
[1]1133}
1134
1135/**
1136 * Whether we had to stop autofs (if so, restart it at end).
1137 */
[128]1138bool g_autofs_stopped = FALSE;
[1]1139
1140/**
1141 * Path to the autofs initscript ("" if none exists).
1142 */
1143char g_autofs_exe[MAX_STR_LEN];
1144
1145/**
1146 * Autofs initscript in Xandros Linux distribution.
1147 */
1148#define XANDROS_AUTOFS_FNAME "/etc/init.d/xandros-autofs"
1149
1150/**
1151 * Autofs initscript in most Linux distributions.
1152 */
1153#define STOCK_AUTOFS_FNAME "/etc/rc.d/init.d/autofs"
1154
1155/**
1156 * If autofs is mounted, stop it (restart at end).
1157 */
1158void stop_autofs_if_necessary()
1159{
[2262]1160 char *tmp = NULL;
[128]1161
1162 g_autofs_exe[0] = '\0';
1163 if (does_file_exist(XANDROS_AUTOFS_FNAME)) {
1164 strcpy(g_autofs_exe, XANDROS_AUTOFS_FNAME);
1165 } else if (does_file_exist(STOCK_AUTOFS_FNAME)) {
1166 strcpy(g_autofs_exe, STOCK_AUTOFS_FNAME);
1167 }
1168
1169 if (!g_autofs_exe[0]) {
1170 log_msg(3, "No autofs detected.");
1171 } else {
1172 log_msg(3, "%s --- autofs detected", g_autofs_exe);
[2262]1173 // FIXME -- only disable it if it's running --- sprintf(tmp, "%s status", autofs_exe);
[2323]1174 mr_asprintf(tmp, "%s stop", g_autofs_exe);
[128]1175 if (run_program_and_log_output(tmp, 2)) {
1176 log_it("Failed to stop autofs - I assume it wasn't running");
1177 } else {
1178 g_autofs_stopped = TRUE;
1179 log_it("Stopped autofs OK");
1180 }
[2262]1181 mr_free(tmp);
[128]1182 }
[1]1183}
1184
1185/**
1186 * If autofs was stopped earlier, restart it.
1187 */
1188void restart_autofs_if_necessary()
1189{
[2262]1190 char *tmp = NULL;
[128]1191
1192 if (!g_autofs_stopped || !g_autofs_exe[0]) {
1193 log_msg(3, "No autofs detected.");
1194 return;
1195 }
[2323]1196 mr_asprintf(tmp, "%s start", g_autofs_exe);
[128]1197 if (run_program_and_log_output(tmp, 2)) {
1198 log_it("Failed to start autofs");
1199 } else {
1200 g_autofs_stopped = FALSE;
1201 log_it("Started autofs OK");
1202 }
[2262]1203 mr_free(tmp);
[1]1204}
1205
1206
1207/**
1208 * If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
1209 */
[2326]1210void mount_boot_if_necessary() {
[2262]1211 char *tmp = NULL;
1212 char *command = NULL;
[1]1213
[128]1214 log_msg(1, "Started sub");
1215 log_msg(4, "About to set g_boot_mountpt[0] to '\\0'");
1216 g_boot_mountpt[0] = '\0';
1217 log_msg(4, "Done. Great. Seeting command to something");
[2323]1218 mr_asprintf(command, "%s", "grep -v \":\" /etc/fstab | grep -vE '^#.*$' | grep -E \"[ ]/boot[ ]\" | tr -s ' ' '\t' | cut -f1 | head -n1");
[128]1219 log_msg(4, "Cool. Command = '%s'", command);
[2383]1220 tmp = call_program_and_get_last_line_of_output(command);
[2262]1221 mr_free(command);
1222
[128]1223 log_msg(4, "tmp = '%s'", tmp);
[2326]1224 log_it("/boot is at %s according to /etc/fstab", tmp);
1225 mr_asprintf(command, "mount | grep -Ew '/boot'");
1226 mr_free(tmp);
[2383]1227 tmp = call_program_and_get_last_line_of_output(command);
[2326]1228 mr_free(command);
[2262]1229
[2326]1230 if (!strcmp(tmp,"")) {
1231 if ((strstr(tmp, "LABEL=") || strstr(tmp,"UUID="))) {
1232 if (!run_program_and_log_output("mount /boot", 5)) {
1233 strcpy(g_boot_mountpt, "/boot");
1234 log_msg(1, "Mounted /boot");
[128]1235 } else {
[2326]1236 log_it("...ignored cos it's a label or uuid :-)");
1237 }
1238 } else {
1239 mr_asprintf(command, "mount | grep -E '^%s'", tmp);
1240 log_msg(3, "command = %s", command);
1241 if (run_program_and_log_output(command, 5)) {
1242 strcpy(g_boot_mountpt, tmp);
1243 mr_free(tmp);
1244 log_it("%s (your /boot partition) is not mounted. I'll mount it before backing up", g_boot_mountpt);
[2262]1245
[2326]1246 mr_asprintf(tmp, "mount %s", g_boot_mountpt);
1247 if (run_program_and_log_output(tmp, 5)) {
1248 g_boot_mountpt[0] = '\0';
1249 log_msg(1, "Plan B");
1250 if (!run_program_and_log_output("mount /boot", 5)) {
1251 strcpy(g_boot_mountpt, "/boot");
1252 log_msg(1, "Plan B worked");
1253 } else {
1254 log_msg(1,
1255 "Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
[128]1256 }
1257 }
1258 }
[2326]1259 mr_free(command);
[128]1260 }
[1]1261 }
[2326]1262 mr_free(tmp);
[128]1263 log_msg(1, "Ended sub");
[1]1264}
1265
1266
1267/**
1268 * If we mounted /boot earlier, unmount it.
1269 */
1270void unmount_boot_if_necessary()
1271{
[2262]1272 char *tmp = NULL;
[1]1273
[128]1274 log_msg(3, "starting");
1275 if (g_boot_mountpt[0]) {
[2323]1276 mr_asprintf(tmp, "umount %s", g_boot_mountpt);
[128]1277 if (run_program_and_log_output(tmp, 5)) {
1278 log_it("WARNING - unable to unmount /boot");
1279 }
[2262]1280 mr_free(tmp);
[128]1281 }
1282 log_msg(3, "leaving");
[1]1283}
1284
1285
1286
1287/**
1288 * Write a line to a configuration file. Writes a line of the form,
1289 * @c label @c value.
1290 * @param config_file The file to write to. Usually @c mondo-restore.cfg.
1291 * @param label What to call this bit of data you're writing.
1292 * @param value The bit of data you're writing.
1293 * @return 0 for success, 1 for failure.
1294 */
[128]1295int write_cfg_var(char *config_file, char *label, char *value)
[1]1296{
[128]1297 /*@ buffers ***************************************************** */
[2262]1298 char *command = NULL;
1299 char *tempfile = NULL;
[1]1300
1301
[128]1302 /*@ end vars *************************************************** */
1303 assert_string_is_neither_NULL_nor_zerolength(config_file);
1304 assert_string_is_neither_NULL_nor_zerolength(label);
1305 assert(value != NULL);
1306 if (!does_file_exist(config_file)) {
[2324]1307 log_to_screen("(write_cfg_file) Cannot find %s config file", config_file);
[128]1308 return (1);
1309 }
[2323]1310 mr_asprintf(tempfile, "%s/mojo-jojo.blah", bkpinfo->tmpdir);
[128]1311 if (does_file_exist(config_file)) {
[2323]1312 mr_asprintf(command, "grep -vE '^%s .*$' %s > %s", label, config_file, tempfile);
[128]1313 paranoid_system(command);
[2262]1314 mr_free(command);
[128]1315 }
[2323]1316 mr_asprintf(command, "echo \"%s %s\" >> %s", label, value, tempfile);
[128]1317 paranoid_system(command);
[2262]1318 mr_free(command);
1319
[2323]1320 mr_asprintf(command, "mv -f %s %s", tempfile, config_file);
[128]1321 paranoid_system(command);
[2262]1322 mr_free(command);
[128]1323 unlink(tempfile);
[2262]1324 mr_free(tempfile);
[128]1325 return (0);
[1]1326}
1327
[541]1328
[1]1329/**
[541]1330 * The standard log_debug_msg() (log_msg() also due to a macro). Writes some describing
1331 * information to the logfile.
1332 */
[2338]1333void standard_log_debug_msg(int debug_level, const char *szFile, const char *szFunction, int nLine, const char *fmt, ...) {
1334
[541]1335 va_list args;
1336 static int depth = 0;
1337 FILE *fout;
1338
1339 if (depth > 5) {
1340 depth--;
1341 return;
1342 }
1343 depth++;
1344
1345 if (debug_level <= g_loglevel) {
1346 if (!(fout = fopen(MONDO_LOGFILE, "a"))) {
1347 return;
[2321]1348 }
[541]1349
1350 // add tabs to distinguish log levels
1351 if (debug_level > 0) {
[2338]1352 fprintf(fout, "DBG%d: ", debug_level);
[541]1353 if (getpid() == g_main_pid)
[2205]1354 fprintf(fout, "[Main] %s->%s#%d: ", szFile, szFunction, nLine);
[541]1355 else if (getpid() == g_buffer_pid && g_buffer_pid > 0)
[2205]1356 fprintf(fout, "[Buff] %s->%s#%d: ", szFile, szFunction, nLine);
[541]1357 else
[2205]1358 fprintf(fout, "[TH=%d] %s->%s#%d: ", getpid(), szFile, szFunction, nLine);
[2338]1359 } else {
1360 fprintf(fout, "INFO: ");
[541]1361 }
[2230]1362 va_start(args, fmt);
[541]1363 vfprintf(fout, fmt, args);
[2230]1364 va_end(args);
[541]1365
1366 // do not slow down the progran if standard debug level
1367 // must be enabled: if no flush, the log won't be up-to-date if there
1368 // is a segfault
1369 //if (g_dwDebugLevel != 1)
1370
1371 fprintf(fout, "\n");
1372 paranoid_fclose(fout);
1373 }
1374 depth--;
1375}
1376
1377/**
1378 * Function pointer to the @c log_debug_msg function to use. Points to standard_log_debug_msg() by default.
1379 */
1380void (*log_debug_msg) (int, const char *, const char *, int, const char *,
1381 ...) = standard_log_debug_msg;
1382
1383
1384/**
[1]1385 * Allocate or free important globals, depending on @p mal.
1386 * @param mal If TRUE, malloc; if FALSE, free.
1387 */
1388void do_libmondo_global_strings_thing(int mal)
1389{
[128]1390 if (mal) {
1391 malloc_string(g_boot_mountpt);
1392 malloc_string(g_mondo_home);
1393 malloc_string(g_magicdev_command);
1394 } else {
1395 paranoid_free(g_boot_mountpt);
1396 paranoid_free(g_mondo_home);
1397 paranoid_free(g_magicdev_command);
[2226]1398
[2317]1399 mr_free(g_serial_string);
[128]1400 }
[1]1401}
1402
1403/**
1404 * Allocate important globals.
1405 * @see do_libmondo_global_strings_thing
1406 */
1407void malloc_libmondo_global_strings(void)
1408{
[128]1409 do_libmondo_global_strings_thing(1);
[1]1410}
1411
1412/**
1413 * Free important globals.
1414 * @see do_libmondo_global_strings_thing
1415 */
1416void free_libmondo_global_strings(void)
1417{
[128]1418 do_libmondo_global_strings_thing(0);
[1]1419}
1420
1421
1422
1423/**
1424 * Stop @c magicdev if it's running.
1425 * The command used to start it is saved in @p g_magicdev_command.
1426 */
[2383]1427void stop_magicdev_if_necessary() {
1428
1429 char *tmp = NULL;
1430
1431 tmp = call_program_and_get_last_line_of_output("ps ax | grep -w magicdev | grep -v grep | tr -s '\t' ' '| cut -d' ' -f6-99");
1432
1433 strcpy(g_magicdev_command, tmp);
1434 mr_free(tmp);
1435
[128]1436 if (g_magicdev_command[0]) {
1437 log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
1438 paranoid_system("killall magicdev");
1439 }
[1]1440}
1441
1442
1443/**
1444 * Restart magicdev if it was stopped.
1445 */
1446void restart_magicdev_if_necessary()
1447{
[2262]1448 char *tmp = NULL;
[128]1449
1450 if (g_magicdev_command && g_magicdev_command[0]) {
[2323]1451 mr_asprintf(tmp, "%s &", g_magicdev_command);
[128]1452 paranoid_system(tmp);
[2262]1453 mr_free(tmp);
[128]1454 }
[1]1455}
1456
1457/* @} - end of utilityGroup */
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