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source: MondoRescue/trunk/mondo/src/common/libmondo-devices.c @ 1079

Last change on this file since 1079 was 1079, checked in by Bruno Cornec, 14 years ago
merge -r1045:1078 £SVN_M/branches/stable
Property svn:keywords set to `Id`
File size: 64.6 KB

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1	/* libmondo-devices.c Subroutines for handling devices
2	$Id: libmondo-devices.c 1079 2007-01-28 16:58:18Z bruno $
3	*/
4
5	/**
6	* @file
7	* Functions to handle interactions with backup devices.
8	*/
9
10	#include "my-stuff.h"
11	#include "mondostructures.h"
12	#include "libmondo-files-EXT.h"
13	#include "libmondo-devices.h"
14	#include "libmondo-string-EXT.h"
15	#include "libmondo-tools-EXT.h"
16	#include "newt-specific-EXT.h"
17	#include "libmondo-fork-EXT.h"
18	#include "libmondo-stream-EXT.h"
19	#include "mr_mem.h"
20
21	#include <sys/ioctl.h>
22	#include <sys/types.h>
23	#include <unistd.h>
24	#ifdef __FreeBSD__
25	#define DKTYPENAMES
26	#define FSTYPENAMES
27	#include <sys/disklabel.h>
28	#include <sys/disk.h>
29	#elif linux
30	#define u64 unsigned long long
31	#include <linux/fs.h> /* for BLKGETSIZE64 */
32	#include <linux/hdreg.h>
33	#endif
34
35	/@unused@/
36	//static char cvsid[] = "$Id: libmondo-devices.c 1079 2007-01-28 16:58:18Z bruno $";
37
38	extern int g_current_media_number;
39	extern double g_kernel_version;
40
41	extern bool g_ISO_restore_mode;
42	extern struct s_bkpinfo *g_bkpinfo_DONTUSETHIS;
43	extern char *g_erase_tmpdir_and_scratchdir;
44	extern char *g_selfmounted_isodir;
45
46	static char *g_cdrw_drive_is_here = NULL;
47	static char *g_cdrom_drive_is_here = NULL;
48	static char *g_dvd_drive_is_here = NULL;
49
50
51	/**
52	* ????? @bug ?????
53	* @ingroup globalGroup
54	*/
55	bool g_restoring_live_from_cd = FALSE;
56
57	extern t_bkptype g_backup_media_type; // set by main()
58
59
60
61
62	void set_g_cdrom_and_g_dvd_to_bkpinfo_value(struct s_bkpinfo *bkpinfo)
63	{
64	if (bkpinfo->media_device != NULL) {
65	mr_allocstr(g_cdrom_drive_is_here, bkpinfo->media_device); // just in case
66	mr_allocstr(g_dvd_drive_is_here, bkpinfo->media_device); // just in case
67	}
68	}
69
70
71
72	/**
73	* Retract all CD trays and wait for autorun to complete.
74	* @ingroup deviceGroup
75	*/
76	void retract_CD_tray_and_defeat_autorun(void)
77	{
78	// log_it("rctada: Retracting all CD trays", __LINE__);
79	if (strlen(g_cdrom_drive_is_here) > 0) {
80	inject_device(g_cdrom_drive_is_here);
81	}
82	if (strlen(g_dvd_drive_is_here) > 0) {
83	inject_device(g_dvd_drive_is_here);
84	}
85	if (strlen(g_cdrw_drive_is_here) > 0) {
86	inject_device(g_cdrw_drive_is_here);
87	}
88	// log_it("rctada: killing autorun");
89	// run_program_and_log_output("killall autorun", TRUE);
90	if (!run_program_and_log_output("ps \| grep autorun \| grep -v grep", 5)) {
91	log_it("autorun detected; sleeping for 2 seconds");
92	sleep(2);
93	}
94	log_it("rctada: Unmounting all CD drives", __LINE__);
95	run_program_and_log_output("umount /dev/cdr* /dev/dvd*", 5);
96	}
97
98
99	/**
100	* Mount the CD-ROM at @p mountpoint.
101	* @param device The device (or file if g_ISO_restore_mode) to mount.
102	* @param mountpoint The place to mount it.
103	* @return TRUE for success, FALSE for failure.
104	*/
105	bool mount_CDROM_here(char device, char mountpoint)
106	{
107	/@ buffer ***************************************************** */
108	char *command = NULL;
109	int retval = 0;
110
111	assert_string_is_neither_NULL_nor_zerolength(device);
112	assert_string_is_neither_NULL_nor_zerolength(mountpoint);
113
114	make_hole_for_dir(mountpoint);
115	if (isdigit(device[0])) {
116	mr_free(device);
117	device = find_cdrom_device(FALSE);
118	}
119	if (g_ISO_restore_mode) {
120
121	#ifdef __FreeBSD__
122	char *dev = NULL;
123
124	dev = make_vn(device));
125	if (!dev) {
126	mr_asprintf(&command, "Unable to mount ISO (make_vn(%s) failed)",
127	device);
128	fatal_error(command);
129	}
130	mr_free(device);
131	device = dev;
132	#endif
133	}
134
135	log_msg(4, "(mount_CDROM_here --- device=%s, mountpoint=%s", device,
136	mountpoint);
137	/@ end vars ************************************************** */
138
139	#ifdef __FreeBSD__
140	mr_asprintf(&command, "mount_cd9660 -r %s %s 2>> %s",
141	device, mountpoint, MONDO_LOGFILE);
142	#else
143	mr_asprintf(&command, "mount %s -o ro,loop -t iso9660 %s 2>> %s",
144	device, mountpoint, MONDO_LOGFILE);
145	#endif
146
147	log_msg(4, command);
148	if (strncmp(device, "/dev/", 5) == 0) {
149	retract_CD_tray_and_defeat_autorun();
150	}
151	retval = system(command);
152	log_msg(1, "system(%s) returned %d", command, retval);
153	mr_free(command);
154
155	if (retval == 0) {
156	return(TRUE);
157	} else {
158	return(FALSE);
159	}
160	}
161
162
163
164	/**
165	* Determine whether we're booted off a ramdisk.
166	* @return @c TRUE (we are) or @c FALSE (we aren't).
167	* @ingroup utilityGroup
168	*/
169	bool am_I_in_disaster_recovery_mode(void)
170	{
171	char tmp, comment;
172	bool is_this_a_ramdisk = FALSE;
173
174	mr_asprintf(&tmp, where_is_root_mounted());
175	mr_asprintf(&comment, "root is mounted at %s\n", tmp);
176	log_msg(0, comment);
177	mr_free(comment);
178
179	log_msg(0,
180	"No, Schlomo, that doesn't mean %s is the root partition. It's just a debugging message. Relax. It's part of am_I_in_disaster_recovery_mode().",
181	tmp);
182
183	#ifdef __FreeBSD__
184	if (strstr(tmp, "/dev/md")) {
185	is_this_a_ramdisk = TRUE;
186	}
187	#else
188	if (!strncmp(tmp, "/dev/ram", 8)
189	\|\| (!strncmp(tmp, "/dev/rd", 7) && !strcmp(tmp, "/dev/rd/")
190	&& strncmp(tmp, "/dev/rd/cd", 10)) \|\| strstr(tmp, "rootfs")
191	\|\| !strcmp(tmp, "/dev/root")) {
192	is_this_a_ramdisk = TRUE;
193	} else {
194	is_this_a_ramdisk = FALSE;
195	}
196	#endif
197	mr_free(tmp);
198
199	if (is_this_a_ramdisk) {
200	if (!does_file_exist("/THIS-IS-A-RAMDISK")
201	&& !does_file_exist("/tmp/mountlist.txt.sample")) {
202	log_to_screen
203	(_("Using /dev/root is stupid of you but I'll forgive you."));
204	is_this_a_ramdisk = FALSE;
205	}
206	}
207	if (does_file_exist("/THIS-IS-A-RAMDISK")) {
208	is_this_a_ramdisk = TRUE;
209	}
210	log_msg(1, "Is this a ramdisk? result = %d", is_this_a_ramdisk);
211	return (is_this_a_ramdisk);
212	}
213
214
215	/**
216	* Turn @c bkpinfo->backup_media_type into a human-readable string.
217	* @return The human readable string (e.g. @c cdr becomes <tt>"cdr"</tt>).
218	* @note The returned string points to static storage that will be overwritten with each call.
219	* @ingroup stringGroup
220	*/
221	char *bkptype_to_string(t_bkptype bt)
222	{
223	char *output = NULL;
224
225	mr_free(output);
226
227	switch (bt) {
228	case none:
229	mr_asprintf(&output, _("none"));
230	break;
231	case iso:
232	mr_asprintf(&output, _("iso"));
233	break;
234	case cdr:
235	mr_asprintf(&output, _("cdr"));
236	break;
237	case cdrw:
238	mr_asprintf(&output, _("cdrw"));
239	break;
240	case cdstream:
241	mr_asprintf(&output, _("cdstream"));
242	break;
243	case nfs:
244	mr_asprintf(&output, _("nfs"));
245	break;
246	case tape:
247	mr_asprintf(&output, _("tape"));
248	break;
249	case udev:
250	mr_asprintf(&output, _("udev"));
251	break;
252	default:
253	mr_asprintf(&output, _("default"));
254	}
255	return (output);
256	}
257
258
259	/**
260	* @addtogroup deviceGroup
261	* @{
262	*/
263	/**
264	* Eject the tray of the specified CD device.
265	* @param dev The device to eject.
266	* @return the return value of the @c eject command. (0=success, nonzero=failure)
267	*/
268	int eject_device(char *dev)
269	{
270	char *command;
271	int res1 = 0, res2 = 0;
272
273	if (IS_THIS_A_STREAMING_BACKUP(g_backup_media_type)
274	&& g_backup_media_type != udev) {
275	mr_asprintf(&command, "mt -f %s offline", dev);
276	res1 = run_program_and_log_output(command, 1);
277	mr_free(command);
278	} else {
279	res1 = 0;
280	}
281
282	#ifdef __FreeBSD__
283	if (strstr(dev, "acd")) {
284	mr_asprintf(&command, "cdcontrol -f %s eject", dev);
285	} else {
286	mr_asprintf(&command, "camcontrol eject `echo %s \| sed 's\|/dev/\|\|'`",
287	dev);
288	}
289	#else
290	mr_asprintf(&command, "eject %s", dev);
291	#endif
292
293	log_msg(3, "Ejecting %s", dev);
294	res2 = run_program_and_log_output(command, 1);
295	mr_free(command);
296	if (res1 && res2) {
297	return (1);
298	} else {
299	return (0);
300	}
301	}
302
303
304	/**
305	* Load (inject) the tray of the specified CD device.
306	* @param dev The device to load/inject.
307	* @return 0 for success, nonzero for failure.
308	*/
309	int inject_device(char *dev)
310	{
311	char *command;
312	int i;
313
314	#ifdef __FreeBSD__
315	if (strstr(dev, "acd")) {
316	mr_asprintf(&command, "cdcontrol -f %s close", dev);
317	} else {
318	mr_asprintf(&command, "camcontrol load `echo %s \| sed 's\|/dev/\|\|'`",
319	dev);
320	}
321	#else
322	mr_asprintf(&command, "eject -t %s", dev);
323	#endif
324	i = run_program_and_log_output(command, FALSE);
325	mr_free(command);
326	return (i);
327	}
328
329
330	/**
331	* Determine whether the specified @p device (really, you can use any file)
332	* exists.
333	* @return TRUE if it exists, FALSE if it doesn't.
334	*/
335	bool does_device_exist(char *device)
336	{
337
338	/@ buffers ********************************************************** */
339	char *tmp;
340	bool ret;
341
342	assert_string_is_neither_NULL_nor_zerolength(device);
343
344	mr_asprintf(&tmp, "ls %s > /dev/null 2> /dev/null", device);
345
346	if (system(tmp)) {
347	ret = FALSE;
348	} else {
349	ret = TRUE;
350	}
351	mr_free(tmp);
352	return(ret);
353	}
354
355
356	/**
357	* Determine whether a non-Microsoft partition exists on any connected hard drive.
358	* @return TRUE (there's a Linux/FreeBSD partition) or FALSE (Microsoft has taken over yet another innocent PC).
359	*/
360	bool does_nonMS_partition_exist(void)
361	{
362	#if __FreeBSD__
363	return
364	!system
365	("for drive in /dev/ad? /dev/da?; do fdisk $drive \| grep -q FreeBSD && exit 0; done; false");
366	#else
367	return
368	!system
369	("parted2fdisk -l 2>/dev/null \| grep '^/dev/' \| grep -Eqv '(MS\|DOS\|FAT\|NTFS)'");
370	#endif
371	}
372
373	/**
374	* Determine whether the specified @p partno exists on the specified @p drive.
375	* @param drive The drive to search for the partition in.
376	* @param partno The partition number to look for.
377	* @return 0 if it exists, nonzero otherwise.
378	*/
379	int does_partition_exist(const char *drive, int partno)
380	{
381	/@ buffers *************************************************** */
382	char *program;
383	char *incoming = NULL;
384	char *searchstr;
385	char *tmp;
386
387	/@ ints ****************************************************** */
388	int res = 0;
389	size_t n = 0;
390
391	/@ pointers ************************************************** */
392	FILE *fin;
393
394
395	/@ end vars ************************************************** */
396	assert_string_is_neither_NULL_nor_zerolength(drive);
397	assert(partno >= 0 && partno < 999);
398
399	#ifdef __FreeBSD__
400	// We assume here that this is running from mondorestore. (It is.)
401	mr_asprintf(&program, "ls %s >/dev/null 2>&1", drive);
402	res = system(program);
403	mr_free(program);
404	return(res);
405	#endif
406
407	mr_asprintf(&program, "parted2fdisk -l %s 2> /dev/null", drive);
408	fin = popen(program, "r");
409	if (!fin) {
410	log_it("program=%s", program);
411	log_OS_error("Cannot popen-in program");
412	mr_free(program);
413	return (0);
414	}
415	mr_free(program);
416
417	searchstr = build_partition_name(drive, partno);
418	mr_asprintf(&tmp, "%s ", searchstr);
419	mr_free(searchstr);
420
421	for (res = 0; !res ;) {
422	mr_getline(&incoming, &n, fin);
423	if (strstr(incoming, tmp)) {
424	res = 1;
425	}
426	}
427	mr_free(incoming);
428
429	if (pclose(fin)) {
430	log_OS_error("Cannot pclose fin");
431	}
432	mr_free(tmp);
433	return (res);
434	}
435
436
437	/**
438	* Determine whether given NULL-terminated @p str exists in the MBR of @p dev.
439	* @param dev The device to look in.
440	* @param str The string to look for.
441	* @return TRUE if it exists, FALSE if it doesn't.
442	*/
443	bool does_string_exist_in_boot_block(char dev, char str)
444	{
445	/@ buffers *************************************************** */
446	char *command;
447
448	/@ end vars ************************************************** */
449	int ret;
450
451	assert_string_is_neither_NULL_nor_zerolength(dev);
452	assert_string_is_neither_NULL_nor_zerolength(str);
453
454	mr_asprintf(&command,
455	"dd if=%s bs=446 count=1 2> /dev/null \| strings \| grep \"%s\" > /dev/null 2> /dev/null",
456	dev, str);
457	ret = system(command);
458	mr_free(command);
459	if (ret) {
460	return (FALSE);
461	} else {
462	return (TRUE);
463	}
464	}
465
466
467	/**
468	* Determine whether specified @p str exists in the first @p n sectors of
469	* @p dev.
470	* @param dev The device to look in.
471	* @param str The string to look for.
472	* @param n The number of 512-byte sectors to search.
473	*/
474	bool does_string_exist_in_first_N_blocks(char dev, char str, int n)
475	{
476	/@ buffers *************************************************** */
477	char *command;
478	/@ end vars ************************************************** */
479	int ret;
480
481	mr_asprintf(&command,
482	"dd if=%s bs=512 count=%i 2> /dev/null \| strings \| grep \"%s\" > /dev/null 2> /dev/null",
483	dev, n, str);
484	ret = system(command);
485	mr_free(command);
486
487	if (ret) {
488	return (FALSE);
489	} else {
490	return (TRUE);
491	}
492	}
493
494
495	/**
496	* Try to mount CD-ROM at @p mountpoint. If the CD-ROM is not found or has
497	* not been specified, call find_cdrom_device() to find it.
498	* @param bkpinfo The backup information structure. The only field used is @c bkpinfo->media_device.
499	* @param mountpoint Where to mount the CD-ROM.
500	* @return 0 for success, nonzero for failure.
501	* @see mount_CDROM_here
502	*/
503	bool find_and_mount_actual_cd(struct s_bkpinfo bkpinfo, char mountpoint)
504	{
505	/@ buffers **************************************************** */
506
507	/@ int's ***************************************************** */
508	bool res = TRUE;
509	char *dev = NULL;
510
511	/@ end vars *************************************************** */
512
513	assert(bkpinfo != NULL);
514	assert_string_is_neither_NULL_nor_zerolength(mountpoint);
515
516	if (g_backup_media_type == dvd) {
517	if (g_dvd_drive_is_here != NULL) {
518	mr_asprintf(&dev, g_dvd_drive_is_here);
519	} else {
520	dev = find_dvd_device();
521	}
522	} else {
523	if (g_cdrom_drive_is_here != NULL) {
524	mr_asprintf(&dev, g_cdrom_drive_is_here);
525	} else {
526	// find_cdrom_device allocates the string
527	dev = find_cdrom_device(FALSE);
528	}
529	}
530
531	if (bkpinfo->backup_media_type != iso) {
532	retract_CD_tray_and_defeat_autorun();
533	}
534
535	if ((dev == NULL) \|\| (! mount_CDROM_here(dev, mountpoint))) {
536	mr_free(dev);
537	if (!popup_and_get_string
538	(_("CD-ROM device"), _("Please enter your CD-ROM's /dev device"), dev)) {
539	res = FALSE;
540	} else {
541	res = mount_CDROM_here(dev, mountpoint);
542	}
543	}
544	if (res) {
545	log_msg(1, _("mount failed"));
546	} else {
547	log_msg(1, _("mount succeeded with %s"), dev);
548	}
549	mr_free(dev);
550	return(res);
551	}
552
553
554	/**
555	* Locate a CD-R/W writer's SCSI node.
556	* @param cdrw_device SCSI node will be placed here. Caller needs to free it.
557	* @return the cdrw device or NULL if not found
558	*/
559	char *find_cdrw_device(void)
560	{
561	char *comment = NULL;
562	char *tmp = NULL;
563	char *tmp1 = NULL;
564	char *cdr_exe = NULL;
565	char *command = NULL;
566	char *cdrw_device = NULL;
567
568	if (g_cdrw_drive_is_here != NULL) {
569	mr_asprintf(&cdrw_device, g_cdrw_drive_is_here);
570	log_msg(3, "Been there, done that. Returning %s", cdrw_device);
571	return(cdrw_device);
572	}
573	if (g_backup_media_type == dvd) {
574	log_msg(1,
575	"This is dumb. You're calling find_cdrw_device() but you're backing up to DVD. WTF?");
576	return(NULL);
577	}
578	run_program_and_log_output("insmod ide-scsi", -1);
579	tmp = find_home_of_exe("cdrecord");
580	if (tmp) {
581	mr_asprintf(&cdr_exe, "cdrecord");
582	} else {
583	mr_asprintf(&cdr_exe, "dvdrecord");
584	}
585	mr_free(tmp);
586
587	tmp1 = find_home_of_exe(cdr_exe);
588	if (tmp1) {
589	mr_asprintf(&command,
590	"%s -scanbus 2> /dev/null \| tr -s '\t' ' ' \| grep \"[0-9],[0-9],[0-9]\" \| grep -v \"[0-9]) \\*\" \| grep CD \| cut -d' ' -f2 \| head -n1",
591	cdr_exe);
592	mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
593	mr_free(command);
594	} else {
595	mr_asprintf(&tmp, " ");
596	}
597	mr_free(tmp1);
598	mr_free(cdr_exe);
599
600	if (strlen(tmp) < 2) {
601	mr_free(tmp);
602	return(NULL);
603	} else {
604	cdrw_device = tmp;
605
606	mr_asprintf(&comment, "Found CDRW device - %s", cdrw_device);
607	log_it(comment);
608	mr_free(comment);
609
610	mr_free(g_cdrw_drive_is_here);
611	mr_asprintf(&g_cdrw_drive_is_here, cdrw_device);
612	return(cdrw_device);
613	}
614	}
615
616
617	/**
618	* Attempt to locate a CD-ROM device's /dev entry.
619	* Several different methods may be used to find the device, including
620	* calling @c cdrecord, searching @c dmesg, and trial-and-error.
621	* @param output Where to put the located /dev entry. Needs to be freed by the caller.
622	* @param try_to_mount Whether to mount the CD as part of the test; if mount
623	* fails then return failure.
624	* @return output if success or NULL otherwise.
625	*/
626	char *find_cdrom_device(bool try_to_mount)
627	{
628	/@ pointers *************************************************** */
629	FILE *fin = NULL;
630	char *p = NULL;
631	char *q = NULL;
632	char *r = NULL;
633	char *output = NULL;
634	size_t n = 0;
635
636	/@ bool's ***************************************************** */
637	bool found_it = FALSE;
638
639	/@ buffers **************************************************** */
640	char *tmp = NULL;
641	char *cdr_exe = NULL;
642	#ifndef __FreeBSD__
643	char *phrase_two = NULL;
644	char *dvd_last_resort = NULL;
645	#endif
646	char *command = NULL;
647	char *mountpoint = NULL;
648	static char *the_last_place_i_found_it = NULL;
649
650	/@ end vars *************************************************** */
651
652	if ((g_cdrom_drive_is_here != NULL) && !isdigit(g_cdrom_drive_is_here[0])) {
653	mr_asprintf(&output, g_cdrom_drive_is_here);
654	log_msg(3, "Been there, done that. Returning %s", output);
655	return(output);
656	}
657	if ((the_last_place_i_found_it != NULL) && !try_to_mount) {
658	mr_asprintf(&output, the_last_place_i_found_it);
659	log_msg(3,
660	"find_cdrom_device() --- returning last found location - '%s'",
661	output);
662	return(output);
663	}
664
665	tmp = find_home_of_exe("cdrecord");
666	if (tmp) {
667	mr_asprintf(&cdr_exe, "cdrecord");
668	} else {
669	mr_asprintf(&cdr_exe, "dvdrecord");
670	}
671	mr_free(tmp);
672
673	tmp = find_home_of_exe(cdr_exe);
674	if (!tmp) {
675	mr_asprintf(&output, "/dev/cdrom");
676	log_msg(4, "Can't find cdrecord; assuming %s", output);
677	if (!does_device_exist(output)) {
678	log_msg(4, "That didn't work. Sorry.");
679	mr_free(cdr_exe);
680	mr_free(output);
681	return(NULL);
682	} else {
683	mr_free(cdr_exe);
684	return(output);
685	}
686	}
687	mr_free(tmp);
688
689	mr_asprintf(&command, "%s -scanbus 2> /dev/null", cdr_exe);
690	fin = popen(command, "r");
691	if (!fin) {
692	log_msg(4, "command=%s", command);
693	log_OS_error("Cannot popen command");
694	mr_free(cdr_exe);
695	mr_free(command);
696	return (NULL);
697	}
698	mr_free(command);
699
700	for (mr_getline(&tmp, &n, fin); !feof(fin);
701	mr_getline(&tmp, &n, fin)) {
702	p = strchr(tmp, '\'');
703	if (p) {
704	q = strchr(++p, '\'');
705	if (q) {
706	for (r = q; *(r - 1) == ' '; r--);
707	*r = '\0';
708	p = strchr(++q, '\'');
709	if (p) {
710	q = strchr(++p, '\'');
711	if (q) {
712	while (*(q - 1) == ' ') {
713	q--;
714	}
715	*q = '\0';
716	#ifndef __FreeBSD__
717	mr_free(phrase_two);
718	mr_asprintf(&phrase_two, p);
719	#endif
720	}
721	}
722	}
723	}
724	}
725	paranoid_pclose(fin);
726	mr_free(tmp);
727	tmp = NULL;
728	n = 0;
729
730	#ifndef __FreeBSD__
731	if (strlen(phrase_two) == 0) {
732	log_msg(4, "Not running phase two. String is empty.");
733	} else {
734	mr_asprintf(&command, "dmesg \| grep \"%s\" 2> /dev/null", phrase_two);
735	fin = popen(command, "r");
736	if (!fin) {
737	log_msg(4, "Cannot run 2nd command - non-fatal, fortunately");
738	} else {
739	for (mr_getline(&tmp, &n, fin); !feof(fin);
740	mr_getline(&tmp, &n, fin)) {
741	log_msg(5, "--> '%s'", tmp);
742	if (tmp[0] != ' ' && tmp[1] != ' ') {
743	p = strchr(tmp, ':');
744	if (p) {
745	*p = '\0';
746	if (strstr(tmp, "DVD")) {
747	mr_free(dvd_last_resort);
748	mr_asprintf(&dvd_last_resort, "/dev/%s", tmp);
749	log_msg(4,
750	"Ignoring '%s' because it's a DVD drive",
751	tmp);
752	} else {
753	mr_asprintf(&output, "/dev/%s", tmp);
754	found_it = TRUE;
755	}
756	}
757	}
758	}
759	mr_free(tmp);
760	paranoid_pclose(fin);
761	}
762	mr_free(command);
763	}
764	mr_free(phrase_two);
765
766	#endif
767	#ifdef __FreeBSD__
768	if (!found_it) {
769	log_msg(4, "OK, approach 2");
770	if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
771	if (!
772	(found_it =
773	set_dev_to_this_if_rx_OK(output, "/dev/cdrom1"))) {
774	if (!
775	(found_it =
776	set_dev_to_this_if_rx_OK(output, "/dev/dvd"))) {
777	if (!
778	(found_it =
779	set_dev_to_this_if_rx_OK(output, "/dev/acd0"))) {
780	if (!
781	(found_it =
782	set_dev_to_this_if_rx_OK(output,
783	"/dev/cd01"))) {
784	if (!
785	(found_it =
786	set_dev_to_this_if_rx_OK(output,
787	"/dev/acd1"))) {
788	if (!
789	(found_it =
790	set_dev_to_this_if_rx_OK(output,
791	"/dev/cd1")))
792	{
793	mr_free(cdr_exe);
794	return(NULL);
795	}
796	}
797	}
798	}
799	}
800	}
801	}
802	}
803	#else
804	if (dvd_last_resort != NULL) {
805	if (!found_it && strlen(dvd_last_resort) > 0) {
806	log_msg(4, "Well, I'll use the DVD - %s - as a last resort",
807	dvd_last_resort);
808	mr_free(output);
809	mr_asprintf(&output, dvd_last_resort);
810	found_it = TRUE;
811	}
812	}
813	mr_free(dvd_last_resort);
814
815	if (found_it) {
816	mr_asprintf(&tmp, "grep \"%s=ide-scsi\" /proc/cmdline &> /dev/null",
817	strrchr(output, '/') + 1);
818	if (system(tmp) == 0) {
819	log_msg(4,
820	"%s is not right. It's being SCSI-emulated. Continuing.",
821	output);
822	found_it = FALSE;
823	mr_free(output);
824	}
825	mr_free(tmp);
826	}
827
828	if (found_it) {
829	log_msg(4, "(find_cdrom_device) --> '%s'", output);
830	if (!does_device_exist(output)) {
831	log_msg(4, "OK, I was wrong, I haven't found it... yet.");
832	found_it = FALSE;
833	mr_free(output);
834	}
835	}
836
837	if (!found_it) {
838	log_msg(4, "OK, approach 2");
839	if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/scd0"))) {
840	if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/sr0"))) {
841	if (!
842	(found_it =
843	set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
844	if (!
845	(found_it =
846	set_dev_to_this_if_rx_OK(output,
847	"/dev/cdrom0"))) {
848	if (!
849	(found_it =
850	set_dev_to_this_if_rx_OK(output,
851	"/dev/cdrom1"))) {
852	if (!
853	(found_it =
854	set_dev_to_this_if_rx_OK(output,
855	"/dev/sr1"))) {
856	if (!
857	(found_it =
858	set_dev_to_this_if_rx_OK(output,
859	"/dev/dvd")))
860	{
861	if (!
862	(found_it =
863	set_dev_to_this_if_rx_OK(output,
864	g_cdrw_drive_is_here)))
865	{
866	mr_free(cdr_exe);
867	return(NULL);
868	}
869	}
870	}
871	}
872	}
873	}
874	}
875	}
876	}
877	#endif
878
879	mr_asprintf(&mountpoint, "/tmp/cd.%d", (int) (random() % 32767));
880	make_hole_for_dir(mountpoint);
881
882	if (found_it && try_to_mount) {
883	if (! mount_CDROM_here(output, mountpoint)) {
884	log_msg(4, "[Cardigans] I've changed my mind");
885	found_it = FALSE;
886	mr_free(output);
887	} else {
888	mr_asprintf(&tmp, "%s/archives", mountpoint);
889	if (!does_file_exist(tmp)) {
890	log_msg(4, "[Cardigans] I'll take it back");
891	found_it = FALSE;
892	mr_free(output);
893	} else {
894	mr_asprintf(&command, "umount %s", output);
895	paranoid_system(command);
896	mr_free(command);
897	log_msg(4, "I'm confident the Mondo CD is in %s", output);
898	}
899	mr_free(tmp);
900	}
901	}
902	unlink(mountpoint);
903	mr_free(mountpoint);
904
905	if (found_it) {
906	if (!does_file_exist(output)) {
907	log_msg(3, "I still haven't found it.");
908	mr_free(output);
909	return(NULL);
910	}
911	log_msg(3, "(find_cdrom_device) --> '%s'", output);
912	mr_asprintf(&the_last_place_i_found_it, output);
913	mr_free(g_cdrom_drive_is_here);
914	mr_asprintf(&g_cdrom_drive_is_here, output);
915	return(output);
916	}
917
918	mr_asprintf(&command,
919	"%s -scanbus \| grep \"[0-9],[0-9],[0-9]\" \| grep \"[D\|C][V\|D]\" \| grep -n \"\" \| grep \"%s\" \| cut -d':' -f2",
920	cdr_exe, g_cdrw_drive_is_here);
921	mr_free(cdr_exe);
922
923	log_msg(1, "command=%s", command);
924	mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
925	mr_free(command);
926
927	if (tmp[0]) {
928	output = tmp;
929	log_msg(4, "Finally found it at %s", output);
930	} else {
931	mr_free(tmp);
932	mr_free(output);
933	log_msg(4, "Still couldn't find it.");
934	}
935	return(output);
936	}
937
938
939	char *find_dvd_device()
940	{
941	char *tmp = NULL;
942	int retval = 0, devno = -1;
943	char *output = NULL;
944
945	if (g_dvd_drive_is_here != NULL) {
946	mr_asprintf(&output, g_dvd_drive_is_here);
947	log_msg(3, "Been there, done that. Returning %s", output);
948	return (output);
949	}
950
951	mr_asprintf(&tmp, call_program_and_get_last_line_of_output
952	("dvdrecord -scanbus 2> /dev/null \| grep \") '\" \| grep -n \"\" \| grep DVD \| cut -d':' -f1")
953	);
954	log_msg(5, "tmp = '%s'", tmp);
955	if (!tmp[0]) {
956	mr_free(tmp);
957	mr_asprintf(&tmp, call_program_and_get_last_line_of_output
958	("cdrecord -scanbus 2> /dev/null \| grep \") '\" \| grep -n \"\" \| grep DVD \| cut -d':' -f1")
959	);
960	}
961	if (tmp[0]) {
962	devno = atoi(tmp) - 1;
963	}
964	mr_free(tmp);
965
966	if (devno >= 0) {
967	retval = 0;
968	mr_asprintf(&output, "/dev/scd%d", devno);
969	mr_free(g_dvd_drive_is_here);
970	mr_asprintf(&g_dvd_drive_is_here, output);
971	log_msg(2, "I think DVD is at %s", output);
972	} else {
973	log_msg(2, "I cannot find DVD");
974	}
975
976	return(output);
977	}
978
979
980	/**
981	* Find the size of the specified @p drive, in megabytes. Uses @c ioctl calls
982	* and @c dmesg.
983	* @param drive The device to find the size of.
984	* @return size in megabytes.
985	*/
986	long get_phys_size_of_drive(char *drive)
987	{
988	int fd;
989	#if linux
990	unsigned long long s = 0;
991	int fileid, cylinders = 0, cylindersleft = 0;
992	int cylindersize = 0;
993	int gotgeo = 0;
994
995
996	struct hd_geometry hdgeo;
997	#elif __FreeBSD__
998	off_t s;
999	#endif
1000
1001	long outvalA = -1;
1002	long outvalB = -1;
1003	long outvalC = -1;
1004
1005	if ((fd = open(drive, O_RDONLY)) != -1) {
1006	if (ioctl(fd,
1007	#if linux
1008	#ifdef BLKGETSIZE64
1009	BLKGETSIZE64,
1010	#else
1011	BLKGETSIZE,
1012	#endif
1013	#elif __FreeBSD__
1014	DIOCGMEDIASIZE,
1015	#endif
1016	&s) != -1) {
1017	close(fd);
1018	// s>>11 works for older disks but not for newer ones
1019	outvalB =
1020	#if linux
1021	#ifdef BLKGETSIZE64
1022	s >> 20
1023	#else
1024	s >> 11
1025	#endif
1026	#else
1027	s >> 20
1028	#endif
1029	;
1030	}
1031	}
1032
1033	if (outvalB <= 0) {
1034	log_msg(1, "Error getting size of %s: %s", drive, strerror(errno));
1035	#if linux
1036	fileid = open(drive, O_RDONLY);
1037	if (fileid) {
1038	if (ioctl(fileid, HDIO_GETGEO, &hdgeo) != -1) {
1039	if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
1040	cylindersleft = cylinders = hdgeo.cylinders;
1041	cylindersize = hdgeo.heads * hdgeo.sectors / 2;
1042	outvalA = cylindersize * cylinders / 1024;
1043	log_msg(2, "Got Harddisk geometry, C:%d, H:%d, S:%d",
1044	hdgeo.cylinders, hdgeo.heads, hdgeo.sectors);
1045	gotgeo = 1;
1046	} else {
1047	log_msg(1, "Harddisk geometry wrong");
1048	}
1049	} else {
1050	log_msg(1,
1051	"Error in ioctl() getting new hard disk geometry (%s), resizing in unsafe mode",
1052	strerror(errno));
1053	}
1054	close(fileid);
1055	} else {
1056	log_msg(1, "Failed to open %s for reading: %s", drive,
1057	strerror(errno));
1058	}
1059	if (!gotgeo) {
1060	log_msg(1, "Failed to get harddisk geometry, using old mode");
1061	}
1062	#endif
1063	}
1064	// OLDER DISKS will give ridiculously low value for outvalB (so outvalA is returned) :)
1065	// NEWER DISKS will give sane value for outvalB (close to outvalA, in other words) :)
1066
1067	outvalC = (outvalA > outvalB) ? outvalA : outvalB;
1068
1069	// log_msg (5, "drive = %s, error = %s", drive, strerror (errno));
1070	// fatal_error ("GPSOD: Unable to get size of drive");
1071	log_msg(1, "%s --> %ld or %ld --> %ld", drive, outvalA, outvalB,
1072	outvalC);
1073
1074	return (outvalC);
1075	}
1076
1077
1078	/**
1079	* Determine whether @p format is supported by the kernel. Uses /proc/filesystems
1080	* under Linux and @c lsvfs under FreeBSD.
1081	* @param format The format to test.
1082	* @return TRUE if the format is supported, FALSE if not.
1083	*/
1084	bool is_this_a_valid_disk_format(char *format)
1085	{
1086	char *good_formats = NULL;
1087	char *command = NULL;
1088	char *tmp = NULL;
1089	char *format_sz = NULL;
1090
1091	FILE *pin = NULL;
1092	bool retval;
1093	size_t n = 0;
1094	assert_string_is_neither_NULL_nor_zerolength(format);
1095
1096	mr_asprintf(&format_sz, "%s ", format);
1097
1098	#ifdef __FreeBSD__
1099	mr_asprintf(&command,
1100	"lsvfs \| tr -s '\t' ' ' \| grep -v Filesys \| grep -v -- -- \| cut -d' ' -f1 \| tr -s '\n' ' '");
1101	#else
1102	mr_asprintf(&command,
1103	"grep -v nodev /proc/filesystems \| tr -s '\t' ' ' \| cut -d' ' -f2 \| tr -s '\n' ' '");
1104	#endif
1105
1106	pin = popen(command, "r");
1107	mr_free(command);
1108
1109	if (!pin) {
1110	log_OS_error("Unable to read good formats");
1111	retval = FALSE;
1112	} else {
1113	mr_getline(&good_formats, &n , pin);
1114	if (pclose(pin)) {
1115	log_OS_error("Cannot pclose good formats");
1116	}
1117	strip_spaces(good_formats);
1118	// " ntfs 7 " -- um, cheating much? :)
1119	mr_asprintf(&tmp, " %s swap lvm raid ntfs 7 ",good_formats);
1120	mr_free(good_formats);
1121	good_formats = tmp;
1122
1123	if (strstr(good_formats, format_sz)) {
1124	retval = TRUE;
1125	} else {
1126	retval = FALSE;
1127	}
1128	mr_free(good_formats);
1129	}
1130	mr_free(format_sz);
1131	return (retval);
1132	}
1133
1134
1135	/** @def SWAPLIST_COMMAND The command to list the swap files/partitions in use. */
1136
1137	/**
1138	* Determine whether @p device_raw is currently mounted.
1139	* @param device_raw The device to check.
1140	* @return TRUE if it's mounted, FALSE if not.
1141	*/
1142	bool is_this_device_mounted(char *device_raw)
1143	{
1144
1145	/@ pointers *************************************************** */
1146	FILE *fin;
1147
1148	/@ buffers **************************************************** */
1149	char *incoming = NULL;
1150	char *device_with_tab;
1151	char *device_with_space;
1152	char *tmp;
1153	size_t n = 0;
1154
1155	#ifdef __FreeBSD__
1156	#define SWAPLIST_COMMAND "swapinfo"
1157	#else
1158	#define SWAPLIST_COMMAND "cat /proc/swaps"
1159	#endif
1160
1161	/@ end vars *************************************************** */
1162
1163	assert(device_raw != NULL);
1164	// assert_string_is_neither_NULL_nor_zerolength(device_raw);
1165	if (device_raw[0] != '/' && !strstr(device_raw, ":/")) {
1166	log_msg(1, "%s needs to have a '/' prefixed - I'll do it",
1167	device_raw);
1168	mr_asprintf(&tmp, "/%s", device_raw);
1169	} else {
1170	mr_asprintf(&tmp, device_raw);
1171	}
1172	log_msg(1, "Is %s mounted?", tmp);
1173	if (!strcmp(tmp, "/proc") \|\| !strcmp(tmp, "proc")) {
1174	log_msg(1,
1175	"I don't know how the heck /proc made it into the mountlist. I'll ignore it.");
1176	return (FALSE);
1177	}
1178	mr_asprintf(&device_with_tab, "%s\t", tmp);
1179	mr_asprintf(&device_with_space, "%s ", tmp);
1180	mr_free(tmp);
1181
1182	if (!(fin = popen("mount", "r"))) {
1183	log_OS_error("Cannot popen 'mount'");
1184	return (FALSE);
1185	}
1186	for (mr_getline(&incoming, &n, fin); !feof(fin);
1187	mr_getline(&incoming, &n, fin)) {
1188	if (strstr(incoming, device_with_space) //> incoming
1189	\|\| strstr(incoming, device_with_tab)) // > incoming)
1190	{
1191	paranoid_pclose(fin);
1192	return(TRUE);
1193	}
1194	}
1195	mr_free(incoming);
1196	mr_free(device_with_tab);
1197	paranoid_pclose(fin);
1198
1199	mr_asprintf(&tmp, "%s \| grep -E \"^%s\" > /dev/null 2> /dev/null",
1200	SWAPLIST_COMMAND, device_with_space);
1201	mr_free(device_with_space);
1202
1203	log_msg(4, "tmp (command) = '%s'", tmp);
1204	if (!system(tmp)) {
1205	mr_free(tmp);
1206	return(TRUE);
1207	}
1208	mr_free(tmp);
1209	return (FALSE);
1210	}
1211
1212
1213	#ifdef __FreeBSD__
1214	// CODE IS FREEBSD-SPECIFIC
1215	/**
1216	* Create a loopback device for specified @p fname.
1217	* @param fname The file to associate with a device.
1218	* @return /dev entry for the device (to be freed by the caller),
1219	* or NULL if it couldn't be allocated.
1220	*/
1221	char make_vn(char fname)
1222	{
1223	char *device = NULL;
1224	char *mddevice = NULL;
1225	char *command = NULL;
1226	int vndev = 2;
1227
1228	if (atoi
1229	(call_program_and_get_last_line_of_output
1230	("/sbin/sysctl -n kern.osreldate")) < 500000) {
1231	do {
1232	mr_free(mddevice);
1233	mr_asprintf(&mddevice, "vn%ic", vndev++);
1234
1235	mr_free(command);
1236	mr_asprintf(&command, "vnconfig %s %s", mddevice, fname);
1237
1238	if (vndev > 10) {
1239	mr_free(command);
1240	mr_free(mddevice);
1241	return NULL;
1242	}
1243	}
1244	while (system(command));
1245	mr_free(command);
1246	} else {
1247	mr_asprintf(&command, "mdconfig -a -t vnode -f %s", fname);
1248	mr_asprintf(&mddevice, call_program_and_get_last_line_of_output(command));
1249	mr_free(command);
1250
1251	if (!strstr(mddevice, "md")) {
1252	mr_free(mddevice);
1253	return NULL;
1254	}
1255	}
1256	mr_asprintf(&device, "/dev/%s", mddevice);
1257	mr_free(mddevice);
1258	return(device);
1259	}
1260
1261
1262	// CODE IS FREEBSD-SPECIFIC
1263	/**
1264	* Deallocate specified @p dname.
1265	* This should be called when you are done with the device created by make_vn(),
1266	* so the system does not run out of @c vn devices.
1267	* @param dname The device to deallocate.
1268	* @return 0 for success, nonzero for failure.
1269	*/
1270	int kick_vn(char *dname)
1271	{
1272	char *command;
1273	int ret = 0;
1274
1275	if (strncmp(dname, "/dev/", 5) == 0) {
1276	dname += 5;
1277	}
1278
1279	if (atoi
1280	(call_program_and_get_last_line_of_output
1281	("/sbin/sysctl -n kern.osreldate")) < 500000) {
1282	mr_asprintf(&command, "vnconfig -d %s", dname);
1283	ret = system(command);
1284	mr_free(command);
1285	return(ret);
1286	} else {
1287	mr_asprintf(&command, "mdconfig -d -u %s", dname);
1288	ret = system(command);
1289	mr_free(command);
1290	return(ret);
1291	}
1292	/NOTREACHED/ return 255;
1293	}
1294	#endif
1295
1296
1297	/**
1298	* Ask the user for CD number @p cd_number_i_want.
1299	* Sets g_current_media_number once the correct CD is inserted.
1300	* @param bkpinfo The backup information structure. Fields used:
1301	* - @c bkpinfo->backup_media_type
1302	* - @c bkpinfo->prefix
1303	* - @c bkpinfo->isodir
1304	* - @c bkpinfo->media_device
1305	* - @c bkpinfo->please_dont_eject_when_restoring
1306	* @param cd_number_i_want The CD number to ask for.
1307	*/
1308	void
1309	insist_on_this_cd_number(struct s_bkpinfo *bkpinfo, int cd_number_i_want)
1310	{
1311
1312	/@ int ************************************************************ */
1313	int res = 0;
1314
1315
1316	/@ buffers ******************************************************** */
1317	char *tmp;
1318	char *request;
1319
1320	assert(bkpinfo != NULL);
1321	assert(cd_number_i_want > 0);
1322
1323	// log_msg(3, "Insisting on CD number %d", cd_number_i_want);
1324
1325	if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1326	log_msg(3,
1327	"No need to insist_on_this_cd_number when the backup type isn't CD-R(W) or NFS or ISO");
1328	return;
1329	}
1330
1331	mr_asprintf(&tmp, "mkdir -p " MNT_CDROM);
1332	run_program_and_log_output(tmp, 5);
1333	mr_free(tmp);
1334
1335	if (g_ISO_restore_mode \|\| bkpinfo->backup_media_type == iso
1336	\|\| bkpinfo->backup_media_type == nfs) {
1337	log_msg(3, "Remounting CD");
1338	g_ISO_restore_mode = TRUE;
1339	// FIXME --- I'm tempted to do something about this...
1340	// Why unmount and remount again and again?
1341	if (is_this_device_mounted(MNT_CDROM)) {
1342	run_program_and_log_output("umount " MNT_CDROM, 5);
1343	}
1344	system("mkdir -p /tmp/isodir &> /dev/null");
1345	mr_asprintf(&tmp, "%s/%s/%s-%d.iso", bkpinfo->isodir,
1346	bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1347	cd_number_i_want);
1348	if (!does_file_exist(tmp)) {
1349	mr_free(tmp);
1350	mr_asprintf(&tmp, "/tmp/isodir/%s/%s-%d.iso",
1351	bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1352	cd_number_i_want);
1353	if (does_file_exist(tmp)) {
1354	log_msg(1,
1355	"FIXME - hacking bkpinfo->isodir from '%s' to /tmp/isodir",
1356	bkpinfo->isodir);
1357	mr_allocstr(bkpinfo->isodir, "/tmp/isodir");
1358	}
1359	}
1360	log_msg(3, "Mounting %s at %s", tmp, MNT_CDROM);
1361	if (! mount_CDROM_here(tmp, MNT_CDROM)) {
1362	fatal_error("Mommy!");
1363	}
1364	mr_free(tmp);
1365	}
1366	if ((res = what_number_cd_is_this(bkpinfo)) != cd_number_i_want) {
1367	log_msg(3, "Currently, we hold %d but we want %d", res,
1368	cd_number_i_want);
1369	mr_asprintf(&tmp, "Insisting on %s #%d",
1370	bkpinfo->backup_media_string,
1371	cd_number_i_want);
1372	mr_asprintf(&request, "Please insert %s #%d and press Enter.",
1373	bkpinfo->backup_media_string,
1374	cd_number_i_want);
1375	log_msg(3, tmp);
1376	mr_free(tmp);
1377
1378	while (what_number_cd_is_this(bkpinfo) != cd_number_i_want) {
1379	sync();
1380	if (is_this_device_mounted(MNT_CDROM)) {
1381	res =
1382	run_program_and_log_output("umount " MNT_CDROM, FALSE);
1383	} else {
1384	res = 0;
1385	}
1386	if (res) {
1387	log_to_screen(_("WARNING - failed to unmount CD-ROM drive"));
1388	}
1389	if (!bkpinfo->please_dont_eject) {
1390	res = eject_device(bkpinfo->media_device);
1391	} else {
1392	res = 0;
1393	}
1394	if (res) {
1395	log_to_screen(_("WARNING - failed to eject CD-ROM disk"));
1396	}
1397	popup_and_OK(request);
1398	if (!bkpinfo->please_dont_eject) {
1399	inject_device(bkpinfo->media_device);
1400	}
1401	sync();
1402	}
1403	mr_free(request);
1404
1405	log_msg(1, "Thankyou. Proceeding...");
1406	g_current_media_number = cd_number_i_want;
1407	}
1408	}
1409	/* @} - end of deviceGroup */
1410
1411
1412	/**
1413	* Ask user for details of backup/restore information.
1414	* Called when @c mondoarchive doesn't get any parameters.
1415	* @param bkpinfo The backup information structure to fill out with the user's data.
1416	* @param archiving_to_media TRUE if archiving, FALSE if restoring.
1417	* @return 0, always.
1418	* @bug No point of `int' return value.
1419	* @ingroup archiveGroup
1420	*/
1421	int interactively_obtain_media_parameters_from_user(struct s_bkpinfo
1422	*bkpinfo,
1423	bool
1424	archiving_to_media)
1425	// archiving_to_media is TRUE if I'm being called by mondoarchive
1426	// archiving_to_media is FALSE if I'm being called by mondorestore
1427	{
1428	char *tmp = NULL;
1429	char *tmp1 = NULL;
1430	char *tmp2 = NULL;
1431	char *sz_size = NULL;
1432	char *command = NULL;
1433	char *comment = NULL;
1434	char *prompt = NULL;
1435	int i = 0;
1436	FILE *fin = NULL;
1437
1438	assert(bkpinfo != NULL);
1439	bkpinfo->nonbootable_backup = FALSE;
1440
1441	// Tape, CD, NFS, ...?
1442	srandom(getpid());
1443	bkpinfo->backup_media_type =
1444	(g_restoring_live_from_cd) ? cdr :
1445	which_backup_media_type(bkpinfo->restore_data);
1446	if (bkpinfo->backup_media_type == none) {
1447	log_to_screen(_("User has chosen not to backup the PC"));
1448	finish(1);
1449	}
1450	if (bkpinfo->backup_media_type == tape && bkpinfo->restore_data) {
1451	popup_and_OK(_("Please remove CD/floppy from drive(s)"));
1452	}
1453	bkpinfo->backup_media_string = bkptype_to_string(bkpinfo->backup_media_type);
1454	log_msg(3, "media type = %s",bkpinfo->backup_media_string);
1455
1456	if (archiving_to_media) {
1457	sensibly_set_tmpdir_and_scratchdir(bkpinfo);
1458	}
1459	bkpinfo->cdrw_speed = (bkpinfo->backup_media_type == cdstream) ? 2 : 4;
1460	bkpinfo->compression_level =
1461	(bkpinfo->backup_media_type == cdstream) ? 1 : 5;
1462	bkpinfo->use_lzo =
1463	(bkpinfo->backup_media_type == cdstream) ? TRUE : FALSE;
1464	mvaddstr_and_log_it(2, 0, " ");
1465
1466	// Find device's /dev (or SCSI) entry
1467	switch (bkpinfo->backup_media_type) {
1468	case cdr:
1469	case cdrw:
1470	case dvd:
1471	case usb:
1472	if (archiving_to_media) {
1473	if ((bkpinfo->backup_media_type != dvd) && (bkpinfo->backup_media_type != usb)) {
1474	if (ask_me_yes_or_no
1475	(_("Is your computer a laptop, or does the CD writer incorporate BurnProof technology?")))
1476	{
1477	bkpinfo->manual_cd_tray = TRUE;
1478	}
1479	}
1480	if ((bkpinfo->compression_level =
1481	which_compression_level()) == -1) {
1482	log_to_screen(_("User has chosen not to backup the PC"));
1483	finish(1);
1484	}
1485	mr_asprintf(&comment, _("What speed is your %s (re)writer?"),
1486	bkpinfo->backup_media_string);
1487	if (bkpinfo->backup_media_type == dvd) {
1488	mr_free(bkpinfo->media_device);
1489	bkpinfo->media_device = find_dvd_device();
1490	mr_asprintf(&tmp, "1");
1491	mr_asprintf(&sz_size, "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
1492	log_msg(1, "Setting to DVD defaults");
1493	} else if (bkpinfo->backup_media_type == usb) {
1494	strcpy(bkpinfo->media_device, VANILLA_USB_DEVICE);
1495	strcpy(sz_size, "512");
1496	} else {
1497	mr_allocstr(bkpinfo->media_device,VANILLA_SCSI_CDROM );
1498	mr_asprintf(&tmp, "4");
1499	mr_asprintf(&sz_size, "650");
1500	log_msg(1, "Setting to CD defaults");
1501	}
1502	if ((bkpinfo->backup_media_type != dvd) && (bkpinfo->backup_media_type != usb)) {
1503	if (!popup_and_get_string(_("Speed"), comment, tmp)) {
1504	log_to_screen(_("User has chosen not to backup the PC"));
1505	finish(1);
1506	}
1507	}
1508	mr_free(comment);
1509
1510	bkpinfo->cdrw_speed = atoi(tmp); // if DVD then this shouldn't ever be used anyway :)
1511	mr_free(tmp);
1512
1513	mr_asprintf(&comment,
1514	_("How much data (in Megabytes) will each %s store?"),
1515	bkpinfo->backup_media_string);
1516
1517	if (!popup_and_get_string("Size", comment, sz_size)) {
1518	log_to_screen(_("User has chosen not to backup the PC"));
1519	finish(1);
1520	}
1521	mr_free(comment);
1522
1523	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1524	bkpinfo->media_size[i] = atoi(sz_size);
1525	}
1526	mr_free(sz_size);
1527
1528	if (bkpinfo->media_size[0] <= 0) {
1529	log_to_screen(_("User has chosen not to backup the PC"));
1530	finish(1);
1531	}
1532	}
1533	case cdstream:
1534	if (bkpinfo->disaster_recovery) {
1535	mr_allocstr(bkpinfo->media_device, "/dev/cdrom");
1536	log_msg(2, "CD-ROM device assumed to be at %s",
1537	bkpinfo->media_device);
1538	} else if (bkpinfo->restore_data
1539	\|\| bkpinfo->backup_media_type == dvd) {
1540	if (bkpinfo->media_device == NULL) {
1541	mr_asprintf(&bkpinfo->media_device, "/dev/cdrom");
1542	} // just for the heck of it :)
1543	log_msg(1, "bkpinfo->media_device = %s",
1544	bkpinfo->media_device);
1545	tmp = find_cdrom_device(FALSE);
1546	if ((bkpinfo->backup_media_type == dvd)
1547	\|\| (tmp != NULL)) {
1548	mr_allocstr(bkpinfo->media_device, tmp);
1549	log_msg(1, "bkpinfo->media_device = %s",
1550	bkpinfo->media_device);
1551	mr_asprintf(&comment,
1552	_("Please specify your %s drive's /dev entry"),
1553	bkpinfo->backup_media_string);
1554	if (!popup_and_get_string
1555	(_("Device?"), comment, bkpinfo->media_device)) {
1556	log_to_screen(_("User has chosen not to backup the PC"));
1557	finish(1);
1558	}
1559	mr_free(comment);
1560	}
1561	mr_free(tmp);
1562
1563	log_msg(2, "%s device found at %s",
1564	bkpinfo->backup_media_string,
1565	bkpinfo->media_device);
1566	} else {
1567	bkpinfo->media_device = find_cdrw_device();
1568	if (bkpinfo->media_device != NULL) {
1569	mr_asprintf(&tmp,
1570	_("I think I've found your %s burner at SCSI node %s; Is this correct ? (say no if you have an IDE burner and you are running a 2.6 kernel. You will then be prompted for further details."),
1571	bkpinfo->backup_media_string,
1572	bkpinfo->media_device);
1573	if (!ask_me_yes_or_no(tmp)) {
1574	mr_free(bkpinfo->media_device);
1575	}
1576	mr_free(tmp);
1577	} else {
1578	if (g_kernel_version < 2.6) {
1579	i = popup_and_get_string(_("Device node?"),
1580	_("What is the SCSI node of your CD (re)writer, please?"),
1581	bkpinfo->media_device);
1582	} else {
1583	i = popup_and_get_string(_("/dev entry?"),
1584	_("What is the /dev entry of your CD (re)writer, please?"),
1585	bkpinfo->media_device);
1586	}
1587	if (!i) {
1588	log_to_screen(_("User has chosen not to backup the PC"));
1589	finish(1);
1590	}
1591	}
1592	}
1593	if (bkpinfo->backup_media_type == cdstream) {
1594	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1595	bkpinfo->media_size[i] = 650;
1596	}
1597	}
1598	break;
1599	case udev:
1600	if (!ask_me_yes_or_no
1601	(_("This option is for advanced users only. Are you sure?"))) {
1602	log_to_screen(_("User has chosen not to backup the PC"));
1603	finish(1);
1604	}
1605	case tape:
1606
1607	mr_free(bkpinfo->media_device);
1608	if (find_tape_device_and_size(bkpinfo->media_device, sz_size)) {
1609	log_msg(3, _("Ok, using vanilla scsi tape."));
1610	mr_allocstr(bkpinfo->media_device,VANILLA_SCSI_TAPE"0" );
1611	if ((fin = fopen(bkpinfo->media_device, "r"))) {
1612	paranoid_fclose(fin);
1613	} else {
1614	mr_allocstr(bkpinfo->media_device,"/dev/osst0");
1615	}
1616	}
1617	if (bkpinfo->media_device != NULL) {
1618	if ((fin = fopen(bkpinfo->media_device, "r"))) {
1619	paranoid_fclose(fin);
1620	} else {
1621	if (does_file_exist("/tmp/mondo-restore.cfg")) {
1622	mr_free(bkpinfo->media_device);
1623	read_cfg_var("/tmp/mondo-restore.cfg", "media-dev",
1624	bkpinfo->media_device);
1625	}
1626	}
1627	mr_asprintf(&tmp,
1628	_("I think I've found your tape streamer at %s; am I right on the money?"),
1629	bkpinfo->media_device);
1630	if (!ask_me_yes_or_no(tmp)) {
1631	mr_free(bkpinfo->media_device);
1632	}
1633	mr_free(tmp);
1634	} else {
1635	if (!popup_and_get_string
1636	(_("Device name?"),
1637	_("What is the /dev entry of your tape streamer?"),
1638	bkpinfo->media_device)) {
1639	log_to_screen(_("User has chosen not to backup the PC"));
1640	finish(1);
1641	}
1642	}
1643	mr_asprintf(&tmp, "ls -l %s", bkpinfo->media_device);
1644	if (run_program_and_log_output(tmp, FALSE)) {
1645	log_to_screen(_("User has not specified a valid /dev entry"));
1646	finish(1);
1647	}
1648	mr_free(tmp);
1649	log_msg(4, "sz_size = %s", sz_size);
1650	mr_free(sz_size);
1651	bkpinfo->media_size[0] = 0;
1652	log_msg(4, "media_size[0] = %ld", bkpinfo->media_size[0]);
1653	if (bkpinfo->media_size[0] <= 0) {
1654	bkpinfo->media_size[0] = 0;
1655	}
1656	for (i = 1; i <= MAX_NOOF_MEDIA; i++) {
1657	bkpinfo->media_size[i] = bkpinfo->media_size[0];
1658	}
1659	if (archiving_to_media) {
1660	if ((bkpinfo->compression_level =
1661	which_compression_level()) == -1) {
1662	log_to_screen(_("User has chosen not to backup the PC"));
1663	finish(1);
1664	}
1665	}
1666	break;
1667
1668
1669
1670	case nfs:
1671	if (bkpinfo->nfs_mount == NULL) {
1672	bkpinfo->nfs_mount = call_program_and_get_last_line_of_output
1673	("mount \| grep \":\" \| cut -d' ' -f1 \| head -n1");
1674	}
1675	#ifdef __FreeBSD__
1676	if (TRUE)
1677	#else
1678	if (!bkpinfo->disaster_recovery)
1679	#endif
1680	{
1681	if (!popup_and_get_string
1682	(_("NFS dir."),
1683	_("Please enter path and directory where archives are stored remotely. (Mondo has taken a guess at the correct value. If it is incorrect, delete it and type the correct one.)"),
1684	bkpinfo->nfs_mount)) {
1685	log_to_screen(_("User has chosen not to backup the PC"));
1686	finish(1);
1687	}
1688	if (!bkpinfo->restore_data) {
1689	if ((bkpinfo->compression_level =
1690	which_compression_level()) == -1) {
1691	log_to_screen(_("User has chosen not to backup the PC"));
1692	finish(1);
1693	}
1694	}
1695	// check whether already mounted - we better remove
1696	// surrounding spaces and trailing '/' for this
1697	/* BERLIOS: Useless
1698	strip_spaces(bkpinfo->nfs_mount);
1699	*/
1700	if (bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] == '/')
1701	bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] = '\0';
1702	mr_asprintf(&command, "mount \| grep \"%s \" \| cut -d' ' -f3",
1703	bkpinfo->nfs_mount);
1704	mr_free(bkpinfo->isodir);
1705	bkpinfo->isodir = call_program_and_get_last_line_of_output(command);
1706	mr_free(command);
1707
1708	mr_asprintf(&comment,
1709	_("How much data (in Megabytes) will each media store?"));
1710	if (!popup_and_get_string(_("Size"), comment, sz_size)) {
1711	log_to_screen(_("User has chosen not to backup the PC"));
1712	finish(1);
1713	}
1714	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1715	bkpinfo->media_size[i] = atoi(sz_size);
1716	}
1717	if (bkpinfo->media_size[0] <= 0) {
1718	log_to_screen(_("User has chosen not to backup the PC"));
1719	finish(1);
1720	}
1721	mr_free(comment);
1722	}
1723	if (bkpinfo->disaster_recovery) {
1724	system("umount /tmp/isodir 2> /dev/null");
1725	if (!popup_and_get_string
1726	(_("NFS share"), _("Which remote NFS share should I mount?"),
1727	bkpinfo->nfs_mount)) {
1728	log_to_screen(_("User has chosen not to backup the PC"));
1729	finish(1);
1730	}
1731	}
1732	if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1733	mr_free(bkpinfo->isodir);
1734	mr_asprintf(&bkpinfo->isodir, "/tmp/isodir.mondo.%d",
1735	(int) (random() % 32768));
1736	mr_asprintf(&command, "mkdir -p %s", bkpinfo->isodir);
1737	run_program_and_log_output(command, 5);
1738	mr_free(command);
1739
1740	mr_asprintf(&tmp, "mount -t nfs -o nolock %s %s", bkpinfo->nfs_mount,
1741	bkpinfo->isodir);
1742	run_program_and_log_output(tmp, 5);
1743	mr_free(tmp);
1744	mr_asprintf(&g_selfmounted_isodir, bkpinfo->isodir);
1745	}
1746	if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1747	popup_and_OK
1748	(_("Please mount that partition before you try to backup to or restore from it."));
1749	finish(1);
1750	}
1751	if (!popup_and_get_string
1752	(_("Directory"), _("Which directory within that mountpoint?"),bkpinfo->nfs_remote_dir)) {
1753	log_to_screen(_("User has chosen not to backup the PC"));
1754	finish(1);
1755	}
1756
1757	mr_asprintf(&command, "echo hi > '%s/%s/.dummy.txt'", bkpinfo->isodir,
1758	bkpinfo->nfs_remote_dir);
1759	while (run_program_and_log_output(command, FALSE)) {
1760	mr_asprintf(&prompt,
1761	_("Directory '%s' under mountpoint '%s' does not exist or is not writable. You can fix this or change the directory and retry or cancel the backup."),
1762	bkpinfo->nfs_remote_dir, bkpinfo->isodir);
1763	if (!popup_and_get_string
1764	(_("Directory"), prompt, bkpinfo->nfs_remote_dir)) {
1765	log_to_screen(_("User has chosen not to backup the PC"));
1766	finish(1);
1767	}
1768	mr_free(prompt);
1769
1770	mr_free(command);
1771	mr_asprintf(&command, "echo hi > %s/%s/.dummy.txt",
1772	bkpinfo->isodir, bkpinfo->nfs_remote_dir);
1773	}
1774	mr_free(command);
1775
1776	if (!popup_and_get_string
1777	(_("Prefix."),
1778	_("Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files"),
1779	bkpinfo->prefix)) {
1780	log_to_screen(_("User has chosen not to backup the PC"));
1781	finish(1);
1782	}
1783	log_msg(3, "prefix set to %s", bkpinfo->prefix);
1784
1785	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1786	bkpinfo->media_size[i] = 650;
1787	}
1788	log_msg(3, "Just set nfs_remote_dir to %s",
1789	bkpinfo->nfs_remote_dir);
1790	log_msg(3, "isodir is still %s", bkpinfo->isodir);
1791	break;
1792
1793	case iso:
1794	if (!bkpinfo->disaster_recovery) {
1795	if (!popup_and_get_string
1796	(_("Storage dir."),
1797	_("Please enter the full path that contains your ISO images. Example: /mnt/raid0_0"),
1798	bkpinfo->isodir)) {
1799	log_to_screen(_("User has chosen not to backup the PC"));
1800	finish(1);
1801	}
1802	if (archiving_to_media) {
1803	if ((bkpinfo->compression_level =
1804	which_compression_level()) == -1) {
1805	log_to_screen(_("User has chosen not to backup the PC"));
1806	finish(1);
1807	}
1808	if (!popup_and_get_string
1809	(_("ISO size."),
1810	_("Please enter how big you want each ISO image to be (in megabytes). This should be less than or equal to the size of the CD-R[W]'s or DVD's you plan to backup to."), sz_size)) {
1811	log_to_screen(_("User has chosen not to backup the PC"));
1812	finish(1);
1813	}
1814	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1815	bkpinfo->media_size[i] = atoi(sz_size);
1816	}
1817	} else {
1818	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1819	bkpinfo->media_size[i] = 650;
1820	}
1821	}
1822	}
1823	if (!popup_and_get_string
1824	(_("Prefix."),
1825	_("Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files"),
1826	bkpinfo->prefix)) {
1827	log_to_screen("User has chosen not to backup the PC");
1828	finish(1);
1829	}
1830	log_msg(3, "prefix set to %s", bkpinfo->prefix);
1831	break;
1832	default:
1833	fatal_error
1834	("I, Mojo Jojo, shall defeat those pesky Powerpuff Girls!");
1835	}
1836	if (archiving_to_media) {
1837
1838	if (bkpinfo->boot_device) {
1839	mr_free(bkpinfo->boot_device);
1840	}
1841	#ifdef __FreeBSD__
1842	bkpinfo->boot_device = call_program_and_get_last_line_of_output
1843	("mount \| grep ' / ' \| head -1 \| cut -d' ' -f1 \| sed 's/\\([0-9]\\).*/\\1/'");
1844	#else
1845	bkpinfo->boot_device = call_program_and_get_last_line_of_output
1846	("mount \| grep ' / ' \| head -1 \| cut -d' ' -f1 \| sed 's/[0-9].*//'");
1847	#endif
1848	i = which_boot_loader(bkpinfo->boot_device);
1849	if (i == 'U') // unknown
1850	{
1851
1852	#ifdef __FreeBSD__
1853	if (!popup_and_get_string
1854	(_("Boot device"),
1855	_("What is your boot device? (e.g. /dev/ad0)"),
1856	bkpinfo->boot_device)) {
1857	log_to_screen(_("User has chosen not to backup the PC"));
1858	finish(1);
1859	}
1860	i = which_boot_loader(bkpinfo->boot_device);
1861	#else
1862	if (!popup_and_get_string
1863	(_("Boot device"),
1864	_("What is your boot device? (e.g. /dev/hda)"),
1865	bkpinfo->boot_device)) {
1866	log_to_screen(_("User has chosen not to backup the PC"));
1867	finish(1);
1868	}
1869	if (does_string_exist_in_boot_block
1870	(bkpinfo->boot_device, "LILO")) {
1871	i = 'L';
1872	} else
1873	if (does_string_exist_in_boot_block
1874	(bkpinfo->boot_device, "ELILO")) {
1875	i = 'E';
1876	} else
1877	if (does_string_exist_in_boot_block
1878	(bkpinfo->boot_device, "GRUB")) {
1879	i = 'G';
1880	} else {
1881	i = 'U';
1882	}
1883	#endif
1884	if (i == 'U') {
1885	if (ask_me_yes_or_no
1886	(_("Unidentified boot loader. Shall I restore it byte-for-byte at restore time and hope for the best?")))
1887	{
1888	i = 'R'; // raw
1889	} else {
1890	log_to_screen
1891	(_("I cannot find your boot loader. Please run mondoarchive with parameters."));
1892	finish(1);
1893	}
1894	}
1895	}
1896	bkpinfo->boot_loader = i;
1897	mr_asprintf(&bkpinfo->include_paths, "/");
1898	if (!popup_and_get_string
1899	(_("Backup paths"),
1900	_("Please enter paths which you want me to backup. The default is '/' (i.e. everything)."),
1901	bkpinfo->include_paths)) {
1902	log_to_screen(_("User has chosen not to backup the PC"));
1903	finish(1);
1904	}
1905
1906	tmp = list_of_NFS_mounts_only();
1907	if (strlen(tmp) > 2) {
1908	if (bkpinfo->exclude_paths != NULL) {
1909	tmp1 = bkpinfo->exclude_paths;
1910	mr_asprintf(&bkpinfo->exclude_paths, "%s %s", tmp1, tmp);
1911	mr_free(tmp1);
1912	} else {
1913	bkpinfo->exclude_paths = tmp;
1914	}
1915	}
1916	mr_free(tmp);
1917	// NTFS
1918	tmp = call_program_and_get_last_line_of_output
1919	("parted2fdisk -l \| grep -i ntfs \| awk '{ print $1};' \| tr -s '\\n' ' ' \| awk '{ print $0};'");
1920	if (strlen(tmp) > 2) {
1921	if (!popup_and_get_string
1922	(_("NTFS partitions"),
1923	_("Please enter/confirm the NTFS partitions you wish to backup as well."),
1924	tmp1)) {
1925	log_to_screen(_("User has chosen not to backup the PC"));
1926	finish(1);
1927	}
1928	if (bkpinfo->image_devs != NULL) {
1929	tmp2 = bkpinfo->image_devs;
1930	mr_asprintf(&bkpinfo->image_devs, "%s %s", tmp2, tmp1);
1931	mr_free(tmp2);
1932	} else {
1933	bkpinfo->image_devs = tmp1;
1934	}
1935	mr_free(tmp1);
1936	}
1937	mr_free(tmp);
1938
1939	if (!popup_and_get_string
1940	(_("Exclude paths"),
1941	_("Please enter paths which you do NOT want to backup. Separate them with spaces. NB: /tmp and /proc are always excluded. :-) Just hit 'Enter' if you want to do a full system backup."),
1942	bkpinfo->exclude_paths)) {
1943	log_to_screen(_("User has chosen not to backup the PC"));
1944	finish(1);
1945	}
1946	bkpinfo->make_cd_use_lilo = FALSE;
1947	bkpinfo->backup_data = TRUE;
1948	bkpinfo->verify_data =
1949	ask_me_yes_or_no
1950	(_("Will you want to verify your backups after Mondo has created them?"));
1951
1952	#ifndef __FreeBSD__
1953	if (!ask_me_yes_or_no
1954	(_("Are you confident that your kernel is a sane, sensible, standard Linux kernel? Say 'no' if you are using a Gentoo <1.4 or Debian <3.0, please."))){
1955	mr_allocstr(bkpinfo->kernel_path, "FAILSAFE");
1956	}
1957	#endif
1958
1959	if (!ask_me_yes_or_no
1960	(_("Are you sure you want to proceed? Hit 'no' to abort."))) {
1961	log_to_screen(_("User has chosen not to backup the PC"));
1962	finish(1);
1963	}
1964	} else {
1965	bkpinfo->restore_data = TRUE; // probably...
1966	}
1967
1968	if (bkpinfo->backup_media_type == iso
1969	\|\| bkpinfo->backup_media_type == nfs) {
1970	g_ISO_restore_mode = TRUE;
1971	}
1972	#ifdef __FreeSD__
1973	// skip
1974	#else
1975	if (bkpinfo->backup_media_type == nfs) {
1976	log_msg(3, "I think the NFS mount is mounted at %s",
1977	bkpinfo->isodir);
1978	}
1979	log_it("isodir = %s", bkpinfo->isodir);
1980	log_it("nfs_mount = '%s'", bkpinfo->nfs_mount);
1981	#endif
1982
1983	log_it("media device = %s", bkpinfo->media_device);
1984	log_it("media size = %ld", bkpinfo->media_size[1]);
1985	log_it("media type = %s", bkpinfo->backup_media_string);
1986	mr_free(tmp);
1987	log_it("prefix = %s", bkpinfo->prefix);
1988	log_it("compression = %ld", bkpinfo->compression_level);
1989	log_it("include_paths = '%s'", bkpinfo->include_paths);
1990	log_it("exclude_paths = '%s'", bkpinfo->exclude_paths);
1991	log_it("scratchdir = '%s'", bkpinfo->scratchdir);
1992	log_it("tmpdir = '%s'", bkpinfo->tmpdir);
1993	log_it("boot_device = '%s' (loader=%c)", bkpinfo->boot_device,
1994	bkpinfo->boot_loader);
1995	if (bkpinfo->media_size[0] < 0) {
1996	if (archiving_to_media) {
1997	fatal_error("Media size is less than zero.");
1998	} else {
1999	log_msg(2, "Warning - media size is less than zero.");
2000	bkpinfo->media_size[0] = 0;
2001	}
2002	}
2003	return (0);
2004	}
2005
2006
2007	/**
2008	* Get a space-separated list of NFS mounts.
2009	* @return The list created.
2010	* @note The return value should be freed by caller
2011	* @bug Even though we only want the mounts, the devices are still checked.
2012	*/
2013	char *list_of_NFS_mounts_only(void)
2014	{
2015	return(call_program_and_get_last_line_of_output
2016	("mount -t coda,ncpfs,nfs,smbfs,cifs,afs,mvfs \| tr -s '\t' ' ' \| cut -d' ' -f3 \| tr -s '\n' ' ' \| awk '{print $0;}'"));
2017	/* BERLIOS : Useless
2018	mr_asprintf(&exclude_these_devices,
2019	call_program_and_get_last_line_of_output
2020	("tr -s '\t' ' ' < /etc/fstab \| grep -E '( (coda\|ncpfs\|nfs\|smbfs\|cifs\|mvfs) )' \| cut -d' ' -f1 \| tr -s '\n' ' ' \| awk '{print $0;}'"));
2021	*/
2022	}
2023
2024
2025	/* @} - end of utilityGroup */
2026
2027	/**
2028	* Set the tmpdir and scratchdir to reside on the partition with the most free space.
2029	* Automatically excludes DOS, NTFS, SMB, and NFS filesystems.
2030	* @param bkpinfo The backup information structure. @c bkpinfo->tmpdir and @c bkpinfo->scratchdir will be set.
2031	* @ingroup utilityGroup
2032	*/
2033	void sensibly_set_tmpdir_and_scratchdir(struct s_bkpinfo *bkpinfo)
2034	{
2035	char *tmp = NULL;
2036	char *command = NULL;
2037	char *sz = NULL;
2038	int i = 0;
2039
2040	assert(bkpinfo != NULL);
2041
2042	#ifdef __FreeBSD__
2043	tmp = call_program_and_get_last_line_of_output
2044	("df -m -P -t nonfs,msdosfs,ntfs,smbfs,smb,cifs,afs,mvfs \| tr -s '\t' ' ' \| grep -vE \"none\|Filesystem\" \| awk '{printf \"%s %s\\n\", $4, $6;}' \| sort -n \| tail -n1 \| awk '{print $NF;}'");
2045	#else
2046	tmp = call_program_and_get_last_line_of_output
2047	("df -m -P -x nfs -x vfat -x ntfs -x smbfs -x smb -x cifs -x afs -x mvfs \| sed 's/ /devdev/' \| tr -s '\t' ' ' \| grep -vE \"none\|Filesystem\|/dev/shm\" \| awk '{printf \"%s %s\\n\", $4, $6;}' \| sort -n \| tail -n1 \| awk '{print $NF;}'");
2048	#endif
2049
2050	if (tmp[0] != '/') {
2051	mr_asprintf(&sz, "/%s", tmp);
2052	mr_free(tmp);
2053	tmp = sz;
2054	}
2055	if (!tmp[0]) {
2056	fatal_error("I couldn't figure out the tempdir!");
2057	}
2058	i = (int) (random() % 32768);
2059	mr_free(bkpinfo->tmpdir);
2060	mr_asprintf(&bkpinfo->tmpdir, "%s/mondo.tmp.%d", tmp, i);
2061	log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
2062
2063	mr_free(bkpinfo->scratchdir);
2064	mr_asprintf(&bkpinfo->scratchdir, "%s/mondo.scratch.%d", tmp, i);
2065	log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
2066
2067	mr_asprintf(&command, "rm -Rf %s/mondo.tmp.* %s/mondo.scratch.*", tmp, tmp);
2068	mr_free(tmp);
2069
2070	paranoid_system(command);
2071	mr_free(command);
2072	}
2073
2074
2075	/**
2076	* @addtogroup deviceGroup
2077	* @{
2078	*/
2079	/**
2080	* If we can read @p dev, set @p output to it.
2081	* If @p dev cannot be read, set @p output to "".
2082	* @param dev The device to check for.
2083	* @param output Set to @p dev if @p dev exists, NULL otherwise. Needs to be freed by caller
2084	* @return TRUE if @p dev exists, FALSE if it doesn't.
2085	*/
2086	bool set_dev_to_this_if_rx_OK(char output, char dev)
2087	{
2088	char *command;
2089
2090	mr_free(output);
2091	if (!dev \|\| dev[0] == '\0') {
2092	return (FALSE);
2093	}
2094	log_msg(10, "Injecting %s", dev);
2095	inject_device(dev);
2096	if (!does_file_exist(dev)) {
2097	log_msg(10, "%s doesn't exist. Returning FALSE.", dev);
2098	return (FALSE);
2099	}
2100	mr_asprintf(&command, "dd bs=%ld count=1 if=%s of=/dev/null &> /dev/null",
2101	512L, dev);
2102	if (!run_program_and_log_output(command, FALSE)
2103	&& !run_program_and_log_output(command, FALSE)) {
2104	mr_asprintf(&output, dev);
2105	log_msg(4, "Found it - %s", dev);
2106	mr_free(command);
2107	return (TRUE);
2108	} else {
2109	log_msg(4, "It's not %s", dev);
2110	mr_free(command);
2111	return (FALSE);
2112	}
2113	}
2114
2115
2116	/**
2117	* Find out what number CD is in the drive.
2118	* @param bkpinfo The backup information structure. The @c bkpinfo->media_device field is the only one used.
2119	* @return The current CD number, or -1 if it could not be found.
2120	* @note If the CD is not mounted, it will be mounted
2121	* (and remain mounted after this function returns).
2122	*/
2123	int what_number_cd_is_this(struct s_bkpinfo *bkpinfo)
2124	{
2125	int cd_number = -1;
2126	char *mountdev = NULL;
2127	char *tmp = NULL;
2128	char *tmp1 = NULL;
2129
2130	assert(bkpinfo != NULL);
2131	if (g_ISO_restore_mode) {
2132	mr_asprintf(&tmp, "mount \| grep iso9660 \| awk '{print $3;}'");
2133
2134	tmp1 = call_program_and_get_last_line_of_output(tmp);
2135	mr_free(tmp);
2136
2137	mr_asprintf(&mountdev, "%s/archives/THIS-CD-NUMBER", tmp1);
2138	mr_free(tmp1);
2139
2140	tmp = last_line_of_file(mountdev);
2141	cd_number = atoi(tmp);
2142	mr_free(mountdev);
2143	mr_free(tmp);
2144
2145	return (cd_number);
2146	}
2147
2148	if (bkpinfo->media_device == NULL) {
2149	log_it
2150	("(what_number_cd_is_this) Warning - media_device unknown. Finding out...");
2151	bkpinfo->media_device = find_cdrom_device(FALSE);
2152	}
2153	if (!is_this_device_mounted(MNT_CDROM)) {
2154	(void)mount_CDROM_here(bkpinfo->media_device, MNT_CDROM);
2155	}
2156	tmp = last_line_of_file(MNT_CDROM "/archives/THIS-CD-NUMBER");
2157	cd_number = atoi(tmp);
2158	mr_free(tmp);
2159	return (cd_number);
2160	}
2161
2162
2163	/**
2164	* Find out what device is mounted as root (/).
2165	* @return Root device.
2166	* @note The returned string points to static storage and will be overwritten with every call.
2167	* @bug A bit of a misnomer; it's actually finding out the root device.
2168	* The mountpoint (where it's mounted) will obviously be '/'.
2169	*/
2170	char *where_is_root_mounted()
2171	{
2172	char *tmp;
2173
2174	#ifdef __FreeBSD__
2175	tmp = call_program_and_get_last_line_of_output
2176	("mount \| grep \" on / \" \| cut -d' ' -f1");
2177	#else
2178	tmp = call_program_and_get_last_line_of_output
2179	("mount \| grep \" on / \" \| cut -d' ' -f1 \| sed s/[0-9]// \| sed s/[0-9]//");
2180	if (strstr(tmp, "/dev/cciss/")) {
2181	mr_free(tmp);
2182	tmp = call_program_and_get_last_line_of_output
2183	("mount \| grep \" on / \" \| cut -d' ' -f1 \| cut -dp -f1");
2184	}
2185	if (strstr(tmp, "/dev/md")) {
2186	mr_free(tmp);
2187	tmp = call_program_and_get_last_line_of_output
2188	("mount \| grep \" on / \" \| cut -d' ' -f1");
2189	}
2190	#endif
2191
2192	return (tmp);
2193	}
2194
2195
2196	/**
2197	* Find out which boot loader is in use.
2198	* @param which_device Device to look for the boot loader on.
2199	* @return 'L' for LILO, 'E'for ELILO, 'G' for GRUB, 'B' or 'D' for FreeBSD boot loaders, or 'U' for Unknown.
2200	* @note Under Linux, all drives are examined, not just @p which_device.
2201	*/
2202	#ifdef __FreeBSD__
2203	char which_boot_loader(char *which_device)
2204	{
2205	int count_lilos = 0;
2206	int count_grubs = 0;
2207	int count_boot0s = 0;
2208	int count_dangerouslydedicated = 0;
2209
2210	log_it("looking at drive %s's MBR", which_device);
2211	if (does_string_exist_in_boot_block(which_device, "GRUB")) {
2212	count_grubs++;
2213	}
2214	if (does_string_exist_in_boot_block(which_device, "LILO")) {
2215	count_lilos++;
2216	}
2217	if (does_string_exist_in_boot_block(which_device, "Drive")) {
2218	count_boot0s++;
2219	}
2220	if (does_string_exist_in_first_N_blocks
2221	(which_device, "FreeBSD/i386", 17)) {
2222	count_dangerouslydedicated++;
2223	}
2224	log_it("%d grubs and %d lilos and %d elilos and %d boot0s and %d DD\n",
2225	count_grubs, count_lilos, count_elilos, count_boot0s,
2226	count_dangerouslydedicated);
2227
2228	if (count_grubs && !count_lilos) {
2229	return ('G');
2230	} else if (count_lilos && !count_grubs) {
2231	return ('L');
2232	} else if (count_grubs == 1 && count_lilos == 1) {
2233	log_it("I'll bet you used to use LILO but switched to GRUB...");
2234	return ('G');
2235	} else if (count_boot0s == 1) {
2236	return ('B');
2237	} else if (count_dangerouslydedicated) {
2238	return ('D');
2239	} else {
2240	log_it("Unknown boot loader");
2241	return ('U');
2242	}
2243	}
2244
2245	#else
2246
2247	char which_boot_loader(char *which_device)
2248	/* which_device is allocated here and needs to be freed by caller */
2249	{
2250	/@ buffer **************************************************** */
2251	char *list_drives_cmd;
2252	char *current_drive = NULL;
2253
2254	/@ pointers ************************************************** */
2255	FILE *pdrives;
2256
2257	/@ int ******************************************************* */
2258	int count_lilos = 0;
2259	int count_grubs = 0;
2260	size_t n = 0;
2261
2262	/@ end vars ************************************************** */
2263
2264	#ifdef __IA64__
2265	/* No choice for it */
2266	return ('E');
2267	#endif
2268	assert(which_device != NULL);
2269	mr_asprintf(&list_drives_cmd,
2270	"parted2fdisk -l 2>/dev/null \| grep \"/dev/.*:\" \| tr -s ':' ' ' \| tr -s ' ' '\n' \| grep /dev/; echo %s",
2271	where_is_root_mounted());
2272	log_it("list_drives_cmd = %s", list_drives_cmd);
2273
2274	if (!(pdrives = popen(list_drives_cmd, "r"))) {
2275	log_OS_error("Unable to open list of drives");
2276	mr_free(list_drives_cmd);
2277	return ('\0');
2278	}
2279	mr_free(list_drives_cmd);
2280
2281	for (mr_getline(&current_drive, &n, pdrives); !feof(pdrives);
2282	mr_getline(&current_drive, &n, pdrives)) {
2283	strip_spaces(current_drive);
2284	log_it("looking at drive %s's MBR", current_drive);
2285	if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2286	count_grubs++;
2287	mr_allocstr(which_device,current_drive);
2288	break;
2289	}
2290	if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2291	count_lilos++;
2292	mr_allocstr(which_device,current_drive);
2293	break;
2294	}
2295	}
2296
2297	if (pclose(pdrives)) {
2298	log_OS_error("Cannot pclose pdrives");
2299	}
2300	log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2301	if (count_grubs && !count_lilos) {
2302	return ('G');
2303	} else if (count_lilos && !count_grubs) {
2304	return ('L');
2305	} else if (count_grubs == 1 && count_lilos == 1) {
2306	log_it("I'll bet you used to use LILO but switched to GRUB...");
2307	return ('G');
2308	} else {
2309	log_it("Unknown boot loader");
2310	return ('U');
2311	}
2312	}
2313	#endif
2314
2315
2316	/**
2317	* Write zeroes over the first 16K of @p device.
2318	* @param device The device to zero.
2319	* @return 0 for success, 1 for failure.
2320	*/
2321	int zero_out_a_device(char *device)
2322	{
2323	FILE *fout;
2324	int i;
2325
2326	assert_string_is_neither_NULL_nor_zerolength(device);
2327
2328	log_it("Zeroing drive %s", device);
2329	if (!(fout = fopen(device, "w"))) {
2330	log_OS_error("Unable to open/write to device");
2331	return (1);
2332	}
2333	for (i = 0; i < 16384; i++) {
2334	fputc('\0', fout);
2335	}
2336	paranoid_fclose(fout);
2337	log_it("Device successfully zeroed.");
2338	return (0);
2339	}
2340
2341
2342	/**
2343	* Return the device pointed to by @p incoming.
2344	* @param incoming The device to resolve symlinks for.
2345	* @return The path to the real device file.
2346	* @note The returned string points to a storage that need to be freed by the caller
2347	* @bug Won't work with file v4.0; needs to be written in C.
2348	*/
2349	char resolve_softlinks_to_get_to_actual_device_file(char incoming)
2350	{
2351	char *output = NULL;
2352	char *command = NULL;
2353	char *curr_fname = NULL;
2354	char *scratch = NULL;
2355	char *tmp = NULL;
2356	char *p = NULL;
2357
2358	struct stat statbuf;
2359	if (!does_file_exist(incoming)) {
2360	log_it
2361	("resolve_softlinks_to_get_to_actual_device_file --- device not found");
2362	mr_asprintf(&output, incoming);
2363	} else {
2364	mr_asprintf(&curr_fname, incoming);
2365	lstat(curr_fname, &statbuf);
2366	while (S_ISLNK(statbuf.st_mode)) {
2367	log_msg(1, "curr_fname = %s", curr_fname);
2368	mr_asprintf(&command, "file %s", curr_fname);
2369	tmp = call_program_and_get_last_line_of_output(command);
2370	mr_free(command);
2371
2372	for (p = tmp + strlen(tmp); p != tmp && p != '`' && p != ' ';
2373	p--);
2374	p++;
2375	mr_asprintf(&scratch, p);
2376	for (p = scratch; p != '\0' && p != '\''; p++);
2377	*p = '\0';
2378	log_msg(0, "curr_fname %s --> '%s' --> %s", curr_fname, tmp, scratch);
2379	mr_free(tmp);
2380
2381	if (scratch[0] == '/') {
2382	mr_free(curr_fname);
2383	mr_asprintf(&curr_fname, scratch); // copy whole thing because it's an absolute softlink
2384	} else { // copy over the basename cos it's a relative softlink
2385	p = curr_fname + strlen(curr_fname);
2386	while (p != curr_fname && *p != '/') {
2387	p--;
2388	}
2389	if (*p == '/') {
2390	p++;
2391	}
2392	*p = '\0';
2393	mr_asprintf(&tmp, "%s%s", curr_fname, scratch);
2394	mr_free(curr_fname);
2395	curr_fname = tmp;
2396	}
2397	mr_free(scratch);
2398	lstat(curr_fname, &statbuf);
2399	}
2400	mr_asprintf(&output, curr_fname);
2401	log_it("resolved %s to %s", incoming, output);
2402	mr_free(curr_fname);
2403	}
2404	return (output);
2405	}
2406
2407	/* @} - end of deviceGroup */
2408
2409
2410	/**
2411	* Return the type of partition format (GPT or MBR)
2412	* Caller needs to free the return value
2413	*/
2414	char which_partition_format(const char drive)
2415	{
2416	char *output = NULL;
2417	char *tmp = NULL;
2418	char *command = NULL;
2419	char *fdisk = NULL;
2420
2421	log_msg(0, "Looking for partition table format type");
2422	mr_asprintf(&fdisk, "/sbin/parted2fdisk");
2423	log_msg(1, "Using %s", fdisk);
2424	mr_asprintf(&command, "%s -l %s \| grep 'EFI GPT'", fdisk, drive);
2425	mr_free(fdisk);
2426
2427	tmp = call_program_and_get_last_line_of_output(command);
2428	mr_free(command);
2429
2430	if (strstr(tmp, "GPT") == NULL) {
2431	mr_asprintf(&output, "MBR");
2432	} else {
2433	mr_asprintf(&output, "GPT");
2434	}
2435	mr_free(tmp);
2436	log_msg(0, "Found %s partition table format type", output);
2437	return (output);
2438	}
2439
2440	/* @} - end of deviceGroup */

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