source: MondoRescue/trunk/mondo/mondo/mondoarchive/mondo-cli.c@ 20

Last change on this file since 20 was 20, checked in by bcornec, 19 years ago

-p option added
File size: 31.5 KB
Line 
1/***************************************************************************
2mondo-cli.c
3-------------------
4begin : Fri Apr 19 16:40:35 EDT 2002
5copyright : (C) 2002 Mondo Hugo Rabson
6email : Hugo Rabson <hugorabson@msn.com>
7edited by : by Stan Benoit 4/2002
8email : troff@nakedsoul.org
9cvsid : $Id: mondo-cli.c,v 1.11 2004/06/21 20:20:36 hugo Exp $
10 ***************************************************************************/
11
12/***************************************************************************
13 * *
14 * This program is free software; you can redistribute it and/or modify *
15 * it under the terms of the GNU General Public License as published by *
16 * the Free Software Foundation; either version 2 of the License, or *
17 * (at your option) any later version. *
18 * *
19 ***************************************************************************/
20
21/***************************************************************************
22UPDATE LOG
23
24
2508/04
26- if user specifies a dumb -T value, abort
27
2807/22
29- handle -Q sensibly (don't abort if only -Q supplied)
30
3107/17
32- better checking of NFS dir's validity
33
3406/19
35- added AUX_VER
36
3704/17
38- added '-b' support
3904/03
40- added star support
41
4202/06
43- fixed "Please give /dev entry" error msg
44
4501/20/2004
46- added 2.6.x-kernel "device = /dev/...." support to param reader
47- better handling of SCSI and /dev entries
48- touch /boot/boot.b if necessary
49
5009/26/2003
51- typo in command-line handling of 'r'
52
5309/25
54- added DVD write support
55
5609/24
57- if tape backup (-t) but user doesn't specify tape drive then
58 make an educated guess using find_tape_device_and_size()
59
6009/18
61- insist on partimagehack being present if -x found
62
6309/16
64- added support for multiple -I's and -E's in call to mondoarchive
65- the '-D' flag doesn't take a value now
66
6707/14
68- fatal error if -E too short
69
7005/14
71- if 'n' and user doesn't have rights to write to output dir
72 then error out
73
7405/05
75- added Joshua Oreman's FreeBSD patches
76
7705/04
78- added Herman Kuster's multi-level bkp patch
79
8005/02
81- write errors to screen, not just to log
82
8304/25
84- added lots of assert()'s and log_OS_error()'s
85
8604/21
87- line 570 --- resolve boot device if softlink
88
8904/08
90- changed a bunch of fprintf(stderr,...)'s to log_it()'s
91- fixed final / removal in retrieve_switches_from_command_line()
92
9304/04
94- added -e
95
9603/15
97- reject relative paths if -d flag (Alessandro Polverini)
98
9901/02/2003
100- added -J flag (to let user specify incoming filelist)
101
10212/13/2002
103- various strcpy() calls replaced with strncpy() calls
104
10512/10
106- added g_loglevel
107
10811/25
109- line 614 --- if commmand-line param ends in '/' then drop that '/'
110
11111/19
112- rewrote finish() to kill processes more softly
113- if user calls with '-l RAW' then
114
11509/01 - 09/30
116- added -N to let user exclude all NFS-related mounts and devices
117- run_program_and_log_output() now takes boolean operator to specify
118 whether it will log its activities in the event of _success_
119
12008/01 - 08/31
121- if no device specified when backing up to tape streamer then assume /dev/st0
122- abort if tape user specifies tape size (just for testing porpoises)
123- tape users no longer need to specify tape size
124- added some comments
125- added bkpinfo->backup_media_type
126- renamed from mondo-archive.c to mondo-cli.c
127
12807/01 - 07/31
129- better check for mkfs.vfat
130- more sanity-checking for -d flag
131- if isodir does not exist then abort
132- removed "the rest are..." comment from log
133- do not permit '-H' and '-t' in the same command line
134- if not '-o' then insist on vfat-friendly kernel
135
13606/01 - 06/30
137- added signal-trapping
138- added '-W' (won't make bootable CD or floppies) flag
139- added missing 'j++' to -s switch's code
140- expanded -s switch
141- added -u switch
142- if dvdrecord exists and cdrecord doesn't then use
143 dvdrecord instead of cdrecord
144
14504/01 - 04/30
146- if CD-ROM is supermounted then unmount, run, and remount
147- replace MONDO_VERSION #define with VERSION from ../config.h
148- if CD-ROM is mounted at start then abort
149- improved homedir-locating code
150- improved "backup will occupy N CD's" calculation a bit
151- added -m (manual CD tray) flag
152
153
154*******************************************************************/
155
156/**
157 * @file
158 * Functions for handling command-line arguments passed to mondoarchive.
159 */
160
161/** @def BOOT_LOADER_CHARS The characters allowed for boot loader on this platform. */
162
163#include <pthread.h>
164#include "../common/my-stuff.h"
165#include "../common/mondostructures.h"
166#include "mondo-cli-EXT.h"
167#include "../common/libmondo.h"
168
169
170
171#ifndef VERSION
172#define VERSION AUX_VER
173#endif
174
175
176
177//static char cvsid[] = "$Id: mondo-cli.c,v 1.11 2004/06/21 20:20:36 hugo Exp $";
178
179extern int g_loglevel;
180extern bool g_text_mode;
181extern bool g_skip_floppies; ///< Whether to skip the creation of boot disks
182extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
183extern char g_erase_tmpdir_and_scratchdir[MAX_STR_LEN];
184extern char g_tmpfs_mountpt[MAX_STR_LEN];
185extern bool g_sigpipe;
186
187/*@ file pointer **************************************************/
188extern FILE *g_tape_stream;
189
190/*@ long long *****************************************************/
191extern long long g_tape_posK;
192
193/*@ long **********************************************************/
194extern long g_noof_sets;
195
196/*@ bool******** **************************************************/
197bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
198bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
199extern bool g_cd_recovery;
200
201/**
202 * Whether we're restoring from ISOs. Obviously not, since this is the
203 * backup program.
204 * @note You @b MUST declare this variable somewhere in your program if
205 * you use libmondo. Otherwise the link will fail.
206 * @ingroup globalGroup
207 */
208bool g_ISO_restore_mode = FALSE;
209
210
211extern double g_kernel_version;
212
213extern int g_current_media_number;
214
215
216
217extern pid_t g_main_pid;
218
219
220
221
222extern char*resolve_softlinks_to_get_to_actual_device_file(char*);
223
224
225
226/**
227 * @addtogroup cliGroup
228 * @{
229 */
230/**
231 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
232 * @param argc The argument count, including the program name; @p argc passed to main().
233 * @param argv The argument vector; @p argv passed to main().
234 * @param bkpinfo The backup information structure to populate.
235 * @return The number of problems with the command line (0 for success).
236 */
237int
238handle_incoming_parameters (int argc, char *argv[], struct s_bkpinfo *bkpinfo)
239{
240 /*@ int ****/
241 int res = 0;
242 int retval = 0;
243 int i = 0, j;
244
245 /*@ buffers ****************/
246 char *tmp;
247 char flag_val[128][MAX_STR_LEN];
248 bool flag_set[128];
249
250 malloc_string(tmp);
251 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
252 for (i = 0; i < 128; i++)
253 {
254 flag_val[i][0] = '\0';
255 flag_set[i] = FALSE;
256 }
257 // strcpy (bkpinfo->tmpdir, "/root/images/mondo");
258 // strcpy (bkpinfo->scratchdir, "/home");
259 for(j=1; j<=MAX_NOOF_MEDIA; j++) {bkpinfo->media_size[j] = 650;} /* default */
260 res = retrieve_switches_from_command_line (argc, argv, flag_val, flag_set);
261 retval += res;
262 if (!retval)
263 {
264 res = process_switches (bkpinfo, flag_val, flag_set);
265 retval += res;
266 }
267/*
268 if (!retval)
269 {
270*/
271 log_msg (3, "Switches:-");
272 for (i = 0; i < 128; i++)
273 {
274 if (flag_set[i])
275 {
276 sprintf (tmp, "-%c %s", i, flag_val[i]);
277 log_msg (3, tmp);
278 }
279 }
280// }
281 sprintf (tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
282 paranoid_system (tmp);
283 sprintf (tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
284 paranoid_system (tmp);
285 sprintf (bkpinfo->tmpdir + strlen (bkpinfo->tmpdir), "/tmp.mondo.%ld",
286 random () % 32767);
287 sprintf (bkpinfo->scratchdir + strlen (bkpinfo->scratchdir),
288 "/mondo.scratch.%ld", random () % 32767);
289 sprintf (tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
290 paranoid_system (tmp);
291 sprintf (tmp, "mkdir -p %s", bkpinfo->scratchdir);
292 paranoid_system (tmp);
293 if (bkpinfo->nfs_mount[0] != '\0')
294 {
295 store_nfs_config (bkpinfo);
296 }
297 paranoid_free(tmp);
298 return (retval);
299}
300
301
302
303
304/**
305 * Store the sizespec(s) stored in @p value into @p bkpinfo.
306 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
307 * @param value The sizespec (e.g. "2g", "40m").
308 * @return 0, always.
309 * @bug Return code not needed.
310 */
311int process_the_s_switch(struct s_bkpinfo *bkpinfo, char *value)
312{
313 int j;
314 char tmp[MAX_STR_LEN], *p, comment[MAX_STR_LEN];
315
316 assert(bkpinfo!=NULL);
317 assert(value!=NULL);
318
319 bkpinfo->media_size[0] = -1; /* dummy value */
320 for(j=1, p=value; j<MAX_NOOF_MEDIA && strchr(p,','); j++, p=strchr(p,',')+1)
321 {
322 strncpy(tmp, p, MAX_STR_LEN);
323 *(strchr(tmp,',')) = '\0';
324 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong (tmp);
325 sprintf(comment, "media_size[%d] = %ld", j, bkpinfo->media_size[j]);
326 log_msg(3, comment);
327 }
328 for(; j<=MAX_NOOF_MEDIA; j++)
329 {
330 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong (p);
331 }
332// bkpinfo->media_size[0] = bkpinfo->media_size[MAX_NOOF_MEDIA];
333 for(j=1; j<=MAX_NOOF_MEDIA; j++)
334 {
335 if (bkpinfo->media_size[j]<=0) { log_msg(1, "You gave media #%d an invalid size\n", j); return(-1); }
336 }
337 return(0);
338}
339
340
341
342/**
343 * Process mondoarchive's command-line switches.
344 * @param bkpinfo The backup information structure to populate.
345 * @param flag_val An array of the argument passed to each switch (the letter is the index).
346 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
347 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
348 * FALSE if it's not.
349 * @return The number of problems with the switches, or 0 for success.
350 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
351 */
352int
353process_switches (struct s_bkpinfo *bkpinfo, char flag_val[128][MAX_STR_LEN],
354 bool flag_set[128])
355{
356
357 /*@ ints ****/
358 int i = 0;
359 int retval = 0;
360 int percent = 0;
361
362 /*@ buffers ***/
363 char *tmp;
364 char *psz;
365
366 long itbs;
367
368 malloc_string(tmp);
369 malloc_string(psz);
370
371 assert(bkpinfo!=NULL);
372 assert(flag_val!=NULL);
373 assert(flag_set!=NULL);
374
375 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
376
377/* compulsory */
378 i =
379 flag_set['c'] + flag_set['i'] + flag_set['n'] +
380 flag_set['t'] + flag_set['u'] + flag_set['r'] +
381 flag_set['w'] + flag_set['C'];
382 if (i == 0)
383 {
384 retval++;
385 log_to_screen( "You must specify the media type\n");
386 }
387 if (i > 1)
388 {
389 retval++;
390 log_to_screen( "Please specify only one media type\n");
391 }
392 if (flag_set['K'])
393 {
394 g_loglevel = atoi(flag_val['K']);
395 if (g_loglevel < 3) { g_loglevel = 3; }
396 }
397 if (flag_set['L'] && flag_set['0'])
398 {
399 retval++;
400 log_to_screen( "You cannot have 'no compression' _and_ LZOP.\n");
401 }
402 bkpinfo->backup_data = flag_set['O'];
403 bkpinfo->verify_data = flag_set['V'];
404 if (flag_set['I'] && !bkpinfo->backup_data)
405 {
406 log_to_screen ("-I switch is ignored if just verifying");
407 }
408 if (flag_set['E'] && !bkpinfo->backup_data)
409 {
410 log_to_screen ("-E switch is ignored if just verifying");
411 }
412
413 if (!find_home_of_exe("afio"))
414 {
415 if (find_home_of_exe("star"))
416 {
417 flag_set['R'] = TRUE;
418 log_msg(1, "Using star instead of afio");
419 }
420 else
421 {
422 fatal_error("Neither afio nor star is installed. Please install at least one.");
423 }
424 }
425
426 if (flag_set['R'])
427 {
428 bkpinfo->use_star = TRUE;
429 if (flag_set['L'])
430 { fatal_error ("You may not use star and lzop at the same time."); }
431 if (!find_home_of_exe("star"))
432 { fatal_error ("Please install 'star' RPM or tarball if you are going to use -R. Thanks."); }
433 }
434 if (flag_set['W'])
435 {
436 bkpinfo->nonbootable_backup = TRUE;
437 log_to_screen ("Warning - you have opted for non-bootable backup");
438 if (flag_set['f'] || flag_set['l'])
439 {
440 log_to_screen ("You don't need to specify bootloader or bootdevice");
441 }
442 }
443 if (flag_set['t'] && flag_set['H'])
444 { fatal_error("Sorry, you may not nuke w/o warning from tape. Drop -H, please."); }
445 if (flag_set['I'])
446 {
447 if (!strcmp(bkpinfo->include_paths, "/"))
448 {
449 log_msg(2, "'/' is pleonastic.");
450 bkpinfo->include_paths[0] = '\0';
451 }
452 if (bkpinfo->include_paths[0])
453 { strcat(bkpinfo->include_paths," "); }
454 strncpy (bkpinfo->include_paths+strlen(bkpinfo->include_paths), flag_val['I'], MAX_STR_LEN - strlen(bkpinfo->include_paths));
455 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
456 if (bkpinfo->include_paths[0] == '-')
457 {
458 retval++;
459 log_to_screen( "Please supply a sensible value with '-I'\n");
460 }
461 }
462
463 if (g_kernel_version >= 2.6 && !flag_set['d'] && (flag_set['c'] || flag_set['w']))
464 {
465 fatal_error("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
466 }
467
468
469 if (flag_set['J'])
470 {
471 if (flag_set['I'])
472 {
473 retval++;
474 log_to_screen( "Please do not use -J in combination with -I. If you want to make a list of files to backup, that's fine, use -J <filename> but please don't muddy the waters by combining -J with -I. Thanks. :-)");
475 }
476 bkpinfo->make_filelist = FALSE;
477 strcpy(bkpinfo->include_paths, flag_val['J']);
478 }
479 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r'])
480 {
481 if (!flag_set['r'] && g_kernel_version <= 2.5 && strstr(flag_val['d'], "/dev/"))
482 { fatal_error("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag."); }
483 if (flag_set['r'] && g_kernel_version <= 2.5 && !strstr(flag_val['d'], "/dev/"))
484 { fatal_error("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag."); }
485 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/"))
486 { log_to_screen("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk..."); }
487
488 if (system ("which cdrecord > /dev/null 2> /dev/null") && system("which dvdrecord > /dev/null 2> /dev/null"))
489 {
490 fatal_error ("Please install dvdrecord/cdrecord and try again.");
491 }
492 if (flag_set['C'])
493 {
494 bkpinfo->cdrw_speed = 2;
495 if (!flag_set['L'])
496 {
497 log_to_screen ("You must use -L with -C. Therefore I am setting it for you.");
498 flag_set['L'] = 1;
499 flag_val['L'][0] = '\0';
500 }
501 }
502 else
503 {
504 log_msg(3, "flag_val['c'] = %s", flag_val['c'] );
505 log_msg(3, "flag_val['w'] = %s", flag_val['w'] );
506// log_msg(3, "flag_set['r'] = %i", flag_set['r'] );
507 if (flag_set['c']) { bkpinfo->cdrw_speed = atoi(flag_val['c']); }
508 else
509 if (flag_set['w']) { bkpinfo->cdrw_speed = atoi(flag_val['w']); }
510 else
511 if (flag_set['r']) { bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']);*/ }
512
513 if (bkpinfo->cdrw_speed < 1)
514 {
515 fatal_error ("You specified a silly speed for a CD-R[W] drive");
516 }
517 }
518 }
519 if (flag_set['t'] && !flag_set['d'])
520 {
521 log_it("Hmm! No tape drive specified. Let's see what we can do.");
522 if (find_tape_device_and_size(flag_val['d'], tmp))
523 { fatal_error("Tape device not specified. I couldn't find it either."); }
524 flag_set['d'] = TRUE;
525 sprintf(tmp, "You didn't specify a tape streamer device. I'm assuming %s", flag_val['d']);
526 log_to_screen(tmp);
527 percent = 0;
528 }
529
530 if (flag_set['r']) // DVD
531 {
532 if (flag_set['m'])
533 { fatal_error("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m."); }
534 if (!flag_set['d'])
535 {
536 if (!find_dvd_device(flag_val['d'], FALSE))
537 {
538 flag_set['d'] = TRUE;
539 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
540 }
541 }
542 if (!find_home_of_exe("growisofs"))
543 { fatal_error("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it."); }
544 if (!find_home_of_exe("dvd+rw-format"))
545 { fatal_error("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it."); }
546 if (strchr(flag_val['d'], ','))
547 { fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag."); }
548 if (!flag_set['s'])
549 {
550 sprintf (flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
551 strcat ( flag_val['s'], "m");
552 log_to_screen ("You did not specify a size (-s) for DVD. I'm guessing %s.", flag_val['s']);
553 flag_set['s'] = 1;
554 }
555/*
556 if (flag_set['Z']) {
557 bkpinfo->blank_dvd_first = TRUE;
558 }
559*/
560 }
561
562 if (flag_set['t'] || flag_set['u'])
563 { /* tape size */
564 if (strchr(flag_val['d'], ','))
565 { fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag."); }
566 if (flag_set['O'])
567 {
568 if (flag_set['s'])
569 {
570 if (flag_set['t']) { fatal_error("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway."); }
571 if (process_the_s_switch(bkpinfo, flag_val['s'])) {fatal_error("Bad -s switch");}
572 }
573 else if (flag_set['u'] || flag_set['t'])
574 {
575 for(i=0; i<=MAX_NOOF_MEDIA; i++) { bkpinfo->media_size[i] = 0; }
576 }
577 else
578 {
579 retval++;
580 log_to_screen( "Tape size not specified.\n");
581 }
582 }
583 }
584 else
585 { /* CD size */
586 if (flag_set['s'])
587 {
588 if (process_the_s_switch(bkpinfo, flag_val['s'])) {fatal_error("Bad -s switch");}
589 }
590 if (flag_set['w'])
591 {
592 bkpinfo->wipe_media_first = TRUE;
593 } /* CD-RW */
594 }
595 if (flag_set['n'])
596 {
597 strncpy (bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
598 if (!flag_set['d'])
599 {
600 strncpy (bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
601 }
602 sprintf (tmp, "mount | grep -x \"%s .*\" | cut -d' ' -f3",
603 bkpinfo->nfs_mount);
604 strncpy (bkpinfo->isodir,
605 call_program_and_get_last_line_of_output (tmp), MAX_STR_LEN/4);
606 if (strlen (bkpinfo->isodir) < 3)
607 {
608 retval++;
609 log_to_screen( "NFS share is not mounted. Please mount it.\n");
610 }
611 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
612 log_msg(3, "isodir= %s", bkpinfo->isodir);
613 }
614 if (flag_set['c']) { bkpinfo->backup_media_type = cdr; }
615 if (flag_set['C']) { bkpinfo->backup_media_type = cdstream; }
616 if (flag_set['i']) { bkpinfo->backup_media_type = iso; }
617 if (flag_set['n']) { bkpinfo->backup_media_type = nfs; }
618 if (flag_set['r']) { bkpinfo->backup_media_type = dvd; }
619 if (flag_set['t']) { bkpinfo->backup_media_type = tape; }
620 if (flag_set['u']) { bkpinfo->backup_media_type = udev; }
621 if (flag_set['w']) { bkpinfo->backup_media_type = cdrw; }
622
623/* optional, popular */
624 if (flag_set['g'])
625 {
626 g_text_mode = FALSE;
627 }
628 if (flag_set['E'])
629 {
630 if (bkpinfo->exclude_paths[0])
631 { strcat(bkpinfo->exclude_paths," "); }
632 strncpy (bkpinfo->exclude_paths+strlen(bkpinfo->exclude_paths), flag_val['E'], MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
633 }
634 if (flag_set['e'])
635 {
636 bkpinfo->please_dont_eject = TRUE;
637 }
638 if (flag_set['N']) // exclude NFS mounts & devices
639 {
640// strncpy(psz, list_of_NFS_devices_and_mounts(), MAX_STR_LEN);
641 strncpy(psz, list_of_NFS_mounts_only(), MAX_STR_LEN);
642 if (bkpinfo->exclude_paths[0]) { strncat(bkpinfo->exclude_paths, " ", MAX_STR_LEN); }
643 strncat(bkpinfo->exclude_paths, psz, MAX_STR_LEN);
644 log_msg(3, "-N means we're now excluding %s", bkpinfo->exclude_paths);
645 }
646 if (strlen(bkpinfo->exclude_paths) >= MAX_STR_LEN)
647 {
648 fatal_error("Your '-E' parameter is too long. Please use '-J'. (See manual.)");
649 }
650 if (flag_set['b'])
651 {
652 strcpy(psz, flag_val['b']);
653 log_msg(1, "psz = '%s'", psz);
654 if (psz[strlen(psz)-1] == 'k')
655 { psz[strlen(psz)-1] = '\0'; itbs = atol(psz) * 1024L; }
656 else
657 { itbs = atol(psz); }
658 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
659 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
660 if (itbs%512!=0 || itbs < 256 || itbs > 1024L*1024)
661 { fatal_error("Are you nuts? Silly, your internal tape block size is. Abort, I shall."); }
662 bkpinfo->internal_tape_block_size = itbs;
663 }
664 if (flag_set['D'])
665 {
666 bkpinfo->differential = 1;
667// bkpinfo->differential = atoi (flag_val['D']);
668 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9))
669 {
670 fatal_error ("The D option should be between 1 and 9 inclusive");
671 }
672 }
673 if (flag_set['x'])
674 {
675 strncpy (bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN/4);
676 if (run_program_and_log_output("which partimagehack", 2))
677 { fatal_error("Please install partimagehack RPM/tarball."); }
678 }
679 if (flag_set['m'])
680 {
681 bkpinfo->manual_cd_tray = TRUE;
682 }
683 if (flag_set['k'])
684 {
685 strncpy (bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
686 if (!strcmp (bkpinfo->kernel_path, "failsafe"))
687 {
688 strcpy (bkpinfo->kernel_path, "FAILSAFE");
689 }
690 if (strcmp (bkpinfo->kernel_path, "FAILSAFE")
691 && !does_file_exist (bkpinfo->kernel_path))
692 {
693 retval++;
694 sprintf(tmp,
695 "You specified kernel '%s', which does not exist\n",
696 bkpinfo->kernel_path);
697 log_to_screen(tmp);
698 }
699 }
700if (flag_set['p'])
701 {
702 strncpy (bkpinfo->prefix, flag_val['p'], MAX_STR_LEN/4);
703 }
704
705
706 if (flag_set['d'])
707 { /* backup directory (if ISO/NFS) */
708 if (flag_set['i'])
709 {
710 strncpy (bkpinfo->isodir, flag_val['d'], MAX_STR_LEN/4);
711 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
712 if (run_program_and_log_output(tmp, FALSE)) { fatal_error("output folder does not exist - please create it"); }
713 }
714 else if (flag_set['n'])
715 {
716 strncpy (bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
717 }
718 else /* backup device (if tape/CD-R/CD-RW) */
719 {
720 strncpy (bkpinfo->media_device, flag_val['d'], MAX_STR_LEN/4);
721 }
722 }
723
724 if (flag_set['n'])
725 {
726 sprintf (tmp, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir, bkpinfo->nfs_remote_dir);
727 if (run_program_and_log_output (tmp, FALSE))
728 {
729 retval++;
730 sprintf (tmp, "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n",
731 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
732 log_to_screen (tmp);
733 }
734 }
735
736 if (!flag_set['d'] && (flag_set['c'] || flag_set['w'] || flag_set['C']))
737 {
738 if (g_kernel_version >= 2.6)
739 {
740 if (popup_and_get_string("Device", "Please specify the device", bkpinfo->media_device, MAX_STR_LEN/4))
741 {
742 retval ++;
743 log_to_screen("User opted to cancel.");
744 }
745 }
746 else if (find_cdrw_device (bkpinfo->media_device))
747 {
748 retval++;
749 log_to_screen(
750 "Tried and failed to find CD-R[W] drive automatically.\n");
751 }
752 else
753 {
754 flag_set['d'] = TRUE;
755 strncpy (flag_val['d'], bkpinfo->media_device, MAX_STR_LEN/4);
756 }
757 }
758
759 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C'])
760 {
761 retval++;
762 log_to_screen( "Please specify the backup device/directory.\n");
763 fatal_error("You didn't use -d to specify the backup device/directory.");
764 }
765/* optional, obscure */
766 for (i = '0'; i <= '9'; i++)
767 {
768 if (flag_set[i])
769 {
770 bkpinfo->compression_level = i - '0';
771 } /* not '\0' but '0' */
772 }
773 if (flag_set['S'])
774 {
775 sprintf (bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
776 random () % 32768);
777 }
778 if (flag_set['T'])
779 {
780 sprintf (bkpinfo->tmpdir, "%s/tmp.mondo.%ld", flag_val['T'],
781 random () % 32768);
782 sprintf(tmp, "touch %s/.foo.dat", flag_val['T']);
783 if (run_program_and_log_output(tmp, 1))
784 {
785 retval++;
786 log_to_screen( "Please specify a tempdir which I can write to. :)");
787 fatal_error("I cannot write to the tempdir you specified.");
788 }
789 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", flag_val['T'], flag_val['T']);
790 if (run_program_and_log_output(tmp, 1))
791 {
792 retval++;
793 log_to_screen("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
794 fatal_error("I cannot write to the tempdir you specified.");
795 }
796 }
797 if (flag_set['A'])
798 {
799 strncpy (bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
800 }
801 if (flag_set['B'])
802 {
803 strncpy (bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
804 }
805 if (flag_set['F'])
806 {
807 g_skip_floppies = TRUE;
808 }
809 if (flag_set['H'])
810 {
811 g_cd_recovery = TRUE;
812 }
813 if (flag_set['l'])
814 {
815#ifdef __FreeBSD__
816# define BOOT_LOADER_CHARS "GLBMR"
817#else
818# ifdef __IA64__
819# define BOOT_LOADER_CHARS "GER"
820# else
821# define BOOT_LOADER_CHARS "GLR"
822# endif
823#endif
824 if (!strchr(BOOT_LOADER_CHARS, (bkpinfo->boot_loader = flag_val['l'][0])))
825 {
826 log_msg(1, "%c? WTF is %c? I need G, L, E or R.", bkpinfo->boot_loader, bkpinfo->boot_loader);
827 fatal_error("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
828 }
829#undef BOOT_LOADER_CHARS
830 }
831 if (flag_set['f'])
832 {
833 strncpy (bkpinfo->boot_device, resolve_softlinks_to_get_to_actual_device_file(flag_val['f']), MAX_STR_LEN/4);
834 }
835 if (flag_set['P'])
836 {
837 strncpy (bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
838 }
839 if (flag_set['Q'])
840 {
841 i = which_boot_loader(tmp);
842 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
843 printf("boot loader is %c, residing at %s\n", i, tmp);
844 finish(0);
845 }
846 if (flag_set['L'])
847 {
848 bkpinfo->use_lzo = TRUE;
849 if (run_program_and_log_output ("which lzop", FALSE))
850 {
851 retval++;
852 log_to_screen(
853 "Please install LZOP. You can't use '-L' until you do.\n");
854 }
855 }
856
857 if (!flag_set['o'] && !run_program_and_log_output("cat /etc/issue.net | grep -i suse | grep 64", TRUE))
858 {
859 bkpinfo->make_cd_use_lilo = TRUE;
860 log_to_screen("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
861 }
862 if (flag_set['o'])
863 {
864 bkpinfo->make_cd_use_lilo = TRUE;
865 }
866#ifndef __FreeBSD__
867 else
868 {
869 if (!is_this_a_valid_disk_format("vfat"))
870 {
871 bkpinfo->make_cd_use_lilo = TRUE;
872 log_to_screen( "Your kernel appears not to support vfat filesystems. I am therefore");
873 log_to_screen( "using LILO instead of SYSLINUX as the CD/floppy's boot loader.");
874 }
875 if (run_program_and_log_output("which mkfs.vfat", FALSE))
876 {
877 bkpinfo->make_cd_use_lilo = TRUE;
878#ifdef __IA32__
879 log_to_screen( "Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
880 log_to_screen( "your boot loader. I shall therefore use LILO instead.");
881#endif
882#ifdef __IA64__
883 log_to_screen( "Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
884 log_to_screen( "environment correctly. Please install it.");
885 fatal_error("Aborting");
886#endif
887 }
888#ifdef __IA64__
889 /* We force ELILO usage on IA64 */
890 bkpinfo->make_cd_use_lilo = TRUE;
891#endif
892 }
893#endif
894
895 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b"))
896 {
897 paranoid_system("touch /boot/boot.b");
898 }
899
900 i = flag_set['O'] + flag_set['V'];
901 if (i == 0)
902 {
903 retval++;
904 log_to_screen( "Specify backup (-O), verify (-V) or both (-OV).\n");
905 }
906
907/* and finally... */
908
909 paranoid_free(tmp);
910 paranoid_free(psz);
911 return (retval);
912}
913
914
915
916/**
917 * Get the switches from @p argc and @p argv using getopt() and place them in
918 * @p flag_set and @p flag_val.
919 * @param argc The argument count (@p argc passed to main()).
920 * @param argv The argument vector (@p argv passed to main()).
921 * @param flag_val An array indexed by switch letter - if a switch is set and
922 * has an argument then set flag_val[switch] to that argument.
923 * @param flag_set An array indexed by switch letter - if a switch is set then
924 * set flag_set[switch] to TRUE, else set it to FALSE.
925 * @return The number of problems with the command line (0 for success).
926 */
927int
928retrieve_switches_from_command_line (int argc, char *argv[],
929 char flag_val[128][MAX_STR_LEN],
930 bool flag_set[128])
931{
932 /*@ ints ***/
933 int opt = 0;
934 char tmp[MAX_STR_LEN];
935 int i = 0;
936 int len;
937
938 /*@ bools ****/
939 bool bad_switches = FALSE;
940
941 assert(flag_val!=NULL);
942 assert(flag_set!=NULL);
943
944 for (i = 0; i < 128; i++)
945 {
946 flag_val[i][0] = '\0';
947 flag_set[i] = FALSE;
948 }
949 while ((opt =
950 getopt (argc, argv,
951 "0123456789A:B:CDE:FHI:J:K:LNOP:QRS:T:VWb:c:d:ef:gik:l:mn:op:rs:tuw:x:")) !=
952 -1)
953 {
954 if (opt == '?')
955 {
956 bad_switches = TRUE;
957 /*log_it("Invalid option: %c\n",optopt); */
958 }
959 else
960 {
961 if (flag_set[optopt])
962 {
963 bad_switches = TRUE;
964 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
965 flag_val[i]);
966 log_to_screen(tmp);
967 }
968 else
969 {
970 flag_set[opt] = TRUE;
971 if (optarg)
972 {
973 len = strlen(optarg);
974 if (optarg[0] != '/' && optarg[len-1] == '/')
975 {
976 optarg[--len] = '\0';
977 log_to_screen("Warning - param '%s' should not have trailing slash!", optarg);
978 }
979 if (opt=='d')
980 {
981 if (strchr(flag_val[opt], '/') && flag_val[opt][0]!='/')
982 {
983 sprintf(tmp, "-%c flag --- must be absolute path --- '%s' isn't absolute", opt, flag_val[opt]);
984 log_to_screen(tmp);
985 bad_switches = TRUE;
986 }
987 }
988 strcpy(flag_val[opt], optarg);
989 }
990 }
991 }
992 }
993 for (i = optind; i < argc; i++)
994 {
995 bad_switches = TRUE;
996 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
997 log_to_screen(tmp);
998 }
999 return (bad_switches);
1000}
1001
1002
1003
1004
1005/**
1006 * Print a not-so-helpful help message and exit.
1007 */
1008void
1009help_screen ()
1010{
1011 log_msg(1, "Type 'man mondo-archive' for more information\n");
1012 exit (1);
1013}
1014
1015
1016/**
1017 * Terminate Mondo in response to a signal.
1018 * @param sig The signal number received.
1019 */
1020void terminate_daemon(int sig)
1021{
1022 char tmp[64];
1023 char tmp2 [MAX_STR_LEN];
1024 // char command[512];
1025 // pid_t pid;
1026
1027 switch(sig)
1028 {
1029 case SIGINT:
1030 sprintf(tmp, "SIGINT");
1031 strcpy(tmp2, "You interrupted me :-)");
1032 break;
1033 case SIGKILL:
1034 sprintf(tmp, "SIGKILL");
1035 strcpy(tmp2, "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1036 break;
1037 case SIGTERM:
1038 sprintf(tmp, "SIGTERM");
1039 strcpy (tmp2, "Got terminate signal");
1040 break;
1041 case SIGHUP:
1042 sprintf(tmp, "SIGHUP");
1043 strcpy (tmp2, "Hangup on line");
1044 break;
1045 case SIGSEGV:
1046 sprintf(tmp, "SIGSEGV");
1047 strcpy (tmp2, "Internal programming error. Please send a backtrace as well as your log.");
1048 break;
1049 case SIGPIPE:
1050 sprintf(tmp, "SIGPIPE");
1051 strcpy (tmp2, "Pipe was broken");
1052 break;
1053 case SIGABRT:
1054 sprintf (tmp, "SIGABRT");
1055 sprintf (tmp2, "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1056 break;
1057 default:
1058 sprintf(tmp, "(Unknown)");
1059 }
1060
1061 strcat(tmp, " signal received from OS");
1062 log_to_screen(tmp);
1063 log_to_screen (tmp2);
1064 if (sig == SIGABRT) {
1065 sleep (10);
1066 }
1067 kill_buffer();
1068 fatal_error("Mondoarchive is terminating in response to a signal from the OS");
1069 finish(254); // just in case
1070}
1071
1072
1073
1074
1075/**
1076 * Turn signal-trapping on or off.
1077 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1078 */
1079void set_signals(int on)
1080{
1081 int signals[]= { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1082 int i;
1083
1084 signal(SIGPIPE, sigpipe_occurred);
1085 for (i=0; signals[i]; i++)
1086 {
1087 if (on)
1088 { signal(signals[i], terminate_daemon); }
1089 else
1090 { signal(signals[i], termination_in_progress); }
1091 }
1092}
1093
1094
1095
1096
1097/**
1098 * Exit immediately without cleaning up.
1099 * @param sig The signal we are exiting due to.
1100 */
1101void termination_in_progress(int sig)
1102{
1103 log_msg(1, "Termination in progress");
1104 usleep(1000);
1105 pthread_exit(0);
1106}
1107
1108/* @} - end of cliGroup */
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