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source: MondoRescue/trunk/mondo/mondo/common/libmondo-tools.c@ 687

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Last change on this file since 687 was 687, checked in by bcornec, 18 years ago
merge -r671:686 $SVN_M/branches/stable
Property svn:keywords set to `Id`
File size: 35.9 KB

Rev	Line
[58]	1	/* $Id: libmondo-tools.c 687 2006-07-17 13:39:42Z bcornec $
	2	misc tools
[1]	3	*/
	4
	5	/**
	6	* @file
	7	* Miscellaneous tools that didn't really fit anywhere else.
	8	*/
	9
	10	#include "my-stuff.h"
	11	#include "mondostructures.h"
	12	#include "libmondo-tools.h"
[507]	13	#include "newt-specific-EXT.h"
[1]	14	#include "libmondo-files-EXT.h"
	15	#include "libmondo-fork-EXT.h"
	16	#include "libmondo-raid-EXT.h"
	17	#include <sys/socket.h>
	18	#include <netdb.h>
	19	#include <netinet/in.h>
[146]	20	#ifndef S_SPLINT_S
[1]	21	#include <arpa/inet.h>
[146]	22	#endif
[1]	23
	24	/@unused@/
[49]	25	//static char cvsid[] = "$Id: libmondo-tools.c 687 2006-07-17 13:39:42Z bcornec $";
[1]	26
	27	extern int g_tape_buffer_size_MB;
	28	extern char *g_erase_tmpdir_and_scratchdir;
	29	extern char *g_serial_string;
	30	extern bool g_text_mode;
	31	extern int g_currentY;
	32	extern int g_current_media_number;
	33
	34	/**
	35	* @addtogroup globalGroup
	36	* @{
	37	*/
[49]	38	bool g_remount_cdrom_at_end, ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
	39	g_remount_floppy_at_end; ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
	40	bool g_cd_recovery; ///< TRUE if we're making an "autonuke" backup.
[1]	41	double g_kernel_version;
	42
	43	/**
[94]	44	* The place where /boot is mounted. - Used locally only
[1]	45	*/
[94]	46	static char *g_boot_mountpt = NULL;
[1]	47
	48	/**
	49	* The location of Mondo's home directory.
	50	*/
[49]	51	char *g_mondo_home = NULL;
[1]	52
	53	/**
	54	* The serial string (used to differentiate between backups) of the current backup.
	55	*/
[49]	56	char *g_serial_string = NULL;
[1]	57
	58	/**
	59	* The location where tmpfs is mounted, or "" if it's not mounted.
	60	*/
[49]	61	char *g_tmpfs_mountpt = NULL;
	62	char *g_magicdev_command = NULL;
[1]	63
	64	/**
	65	* The default maximum level to log messages at or below.
	66	*/
[49]	67	int g_loglevel = DEFAULT_DEBUG_LEVEL;
[1]	68
	69	/* @} - end of globalGroup */
	70
	71
	72	extern pid_t g_buffer_pid;
	73	extern pid_t g_main_pid;
	74
	75	extern t_bkptype g_backup_media_type;
	76
	77	extern bool am_I_in_disaster_recovery_mode(void);
	78
	79
	80	/**
	81	* @addtogroup utilityGroup
	82	* @{
	83	*/
	84	/**
	85	* Assertion handler. Prints a friendly message to the user,
	86	* offering to ignore all, dump core, break to debugger,
	87	* exit, or ignore. Intended to be used with an assert() macro.
	88	*
	89	* @param file The file in which the assertion triggered.
	90	* @param function The function (@c __FUNCTION__) in which the assertion triggered.
	91	* @param line The line number of the assert() statement.
	92	* @param exp The expression that failed (as a string).
	93	*/
[49]	94	void _mondo_assert_fail(const char *file,
	95	const char function, int line, const char exp)
[1]	96	{
[49]	97	static int ignoring_assertions = 0;
	98	bool is_valid = TRUE;
[1]	99
[49]	100	log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
	101	function);
	102	if (ignoring_assertions) {
	103	log_it("Well, the user doesn't care...");
	104	return;
	105	}
[1]	106	#ifndef _XWIN
[49]	107	if (!g_text_mode)
	108	newtSuspend();
[1]	109	#endif
[507]	110	printf(_("ASSERTION FAILED: `%s'\n"), exp);
	111	printf(_("\tat %s:%d in %s\n\n"), file, line, function);
	112	printf(_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
[49]	113	do {
	114	is_valid = TRUE;
	115	switch (toupper(getchar())) {
	116	case 'A': // ignore (A)ll
	117	ignoring_assertions = 1;
	118	break;
	119	case 'B': // a(B)ort
	120	signal(SIGABRT, SIG_DFL); /* prevent SIGABRT handler from running */
	121	raise(SIGABRT);
	122	break; /* "can't get here" */
	123	case 'D': // (D)ebug, aka asm("int 3")
[1]	124	#ifdef __IA32__
[49]	125	__asm__ __volatile__("int $3"); // break to debugger
[1]	126	#endif
[49]	127	break;
	128	case 'E': // (E)xit
	129	fatal_error("Failed assertion -- see above for details");
	130	break; /* "can't get here" */
	131	case 'I': // (I)gnore
	132	break;
	133	/* These next two work as follows:
	134	the `default' catches the user's invalid choice and says so;
	135	the '\n' catches the newline on the end and prints the prompt again.
	136	*/
	137	case '\n':
	138	printf
[507]	139	(_("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? "));
[49]	140	break;
	141	default:
	142	is_valid = FALSE;
[507]	143	printf(_("Invalid choice.\n"));
[49]	144	break;
	145	}
	146	} while (!is_valid);
	147
	148	if (ignoring_assertions) {
	149	log_it("Ignoring ALL assertions from now on.");
	150	} else {
	151	log_it("Ignoring assertion: %s", exp);
[1]	152	}
	153
[49]	154	getchar(); // skip \n
[1]	155
	156	#ifndef _XWIN
[49]	157	if (!g_text_mode)
	158	newtResume();
[1]	159	#endif
	160	}
	161
	162	/**
	163	* Clean's up users' KDE desktops.
	164	* @bug Details about this function are unknown.
	165	*/
	166	void clean_up_KDE_desktop_if_necessary(void)
	167	{
[49]	168	char *tmp;
[1]	169
[94]	170	asprintf(&tmp,
[127]	171	"for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
[1]	172	file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
[274]	173	awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
[276]	174	else { print $0;};}' $file.old > $file ; fi ; done");
[49]	175	run_program_and_log_output(tmp, 5);
	176	paranoid_free(tmp);
[1]	177	}
	178
	179
	180	/**
	181	* Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
	182	* /usr/local/share/mondo, /opt, or if all else fails, search /usr.
	183	*
	184	* @param home_sz String to store the home directory ("" if it could not be found).
	185	* @return 0 for success, nonzero for failure.
	186	*/
[94]	187	char *find_and_store_mondoarchives_home()
[1]	188	{
[94]	189	char *home_sz = NULL;
	190
[426]	191	asprintf(&home_sz, MONDO_SHARE);
[94]	192	return (home_sz);
[1]	193	}
	194
	195
	196	char *get_architecture()
	197	{
	198	#ifdef __IA32__
[49]	199	return ("i386");
[1]	200	#endif
[94]	201	#ifdef __X86_64__
	202	return ("x86-64");
	203	#endif
[1]	204	#ifdef __IA64__
[49]	205	return ("ia64");
[1]	206	#endif
[49]	207	return ("unknown");
[1]	208	}
	209
	210
	211
	212	double get_kernel_version()
	213	{
[94]	214	char p, tmp;
[49]	215	double d;
[1]	216	#ifdef __FreeBSD__
[49]	217	// JOSH - FIXME :)
	218	d = 5.2; // :-)
[1]	219	#else
[94]	220	asprintf(&tmp, call_program_and_get_last_line_of_output("uname -r"));
[49]	221	p = strchr(tmp, '.');
	222	if (p) {
	223	p = strchr(++p, '.');
	224	if (p) {
	225	while (*p) {
	226	p = (p + 1);
	227	p++;
	228	}
	229	}
	230	}
[1]	231	// log_msg(1, "tmp = '%s'", tmp);
[49]	232	d = atof(tmp);
[1]	233	#endif
[49]	234	log_msg(1, "g_kernel_version = %f", d);
	235	return (d);
[1]	236	}
	237
	238
	239
	240
	241
	242	/**
	243	* Get the current time.
	244	* @return number of seconds since the epoch.
	245	*/
[49]	246	long get_time()
[1]	247	{
[49]	248	return (long) time((void *) 0);
[1]	249	}
	250
	251
	252
	253
	254
	255
	256
	257	/**
	258	* Initialize a RAID volume structure, setting fields to zero. The
	259	* actual hard drive is unaffected.
	260	*
	261	* @param raidrec The RAID volume structure to initialize.
	262	* @note This function is system dependent.
	263	*/
	264	#ifdef __FreeBSD__
[49]	265	void initialize_raidrec(struct vinum_volume *raidrec)
[1]	266	{
[49]	267	int i, j;
	268	raidrec->volname[0] = '\0';
	269	raidrec->plexes = 0;
	270	for (i = 0; i < 9; ++i) {
	271	raidrec->plex[i].raidlevel = -1;
	272	raidrec->plex[i].stripesize = 0;
	273	raidrec->plex[i].subdisks = 0;
	274	for (j = 0; j < 9; ++j) {
	275	strcpy(raidrec->plex[i].sd[j].which_device, "");
	276	}
	277	}
[1]	278	}
	279	#else
[49]	280	void initialize_raidrec(struct raid_device_record *raidrec)
[1]	281	{
[49]	282	assert(raidrec != NULL);
	283	raidrec->raid_device[0] = '\0';
[561]	284	raidrec->raid_level = -9;
[49]	285	raidrec->persistent_superblock = 1;
[561]	286	raidrec->chunk_size = 64;
	287	raidrec->parity = -1;
[49]	288	raidrec->data_disks.entries = 0;
	289	raidrec->spare_disks.entries = 0;
	290	raidrec->parity_disks.entries = 0;
	291	raidrec->failed_disks.entries = 0;
	292	raidrec->additional_vars.entries = 0;
[1]	293	}
	294	#endif
	295
	296
	297
	298
	299	/**
	300	* Insert modules that Mondo requires.
	301	* Currently inserts @c dos, @c fat, @c vfat, and @c osst for Linux;
	302	* @c msdosfs and @c ext2fs for FreeBSD.
	303	*/
	304	void insmod_crucial_modules(void)
	305	{
	306	#ifdef __FreeBSD__
[49]	307	system("kldstat \| grep msdosfs \|\| kldload msdosfs 2> /dev/null");
	308	system("kldstat \| grep ext2fs \|\| kldload ext2fs 2> /dev/null");
[1]	309	#else
[94]	310	system("modprobe -a dos fat vfat loop &> /dev/null");
[1]	311	#endif
	312	}
	313
	314
	315	/**
	316	* Finish configuring the backup information structure. Call this function
	317	* to set the parameters that depend on those that can be given on the command
	318	* line.
	319	*
	320	* @param bkpinfo The backup information structure. Fields modified/used:
	321	* - Used: @c bkpinfo->backup_data
	322	* - Used: @c bkpinfo->backup_media_type
	323	* - Used: @c bkpinfo->cdrw_speed
	324	* - Used: @c bkpinfo->compression_level
	325	* - Used: @c bkpinfo->include_paths
[20]	326	* - Used: @c bkpinfo->prefix
[1]	327	* - Used: @c bkpinfo->isodir
	328	* - Used: @c bkpinfo->manual_cd_tray
	329	* - Used: @c bkpinfo->make_cd_use_lilo
	330	* - Used: @c bkpinfo->media_device
	331	* - Used: @c bkpinfo->nfs_mount
	332	* - Used: @c bkpinfo->nonbootable_backup
	333	* - Used: @c bkpinfo->scratchdir
	334	* - Used: @c bkpinfo->tmpdir
	335	* - Used: @c bkpinfo->use_lzo
	336	* - Modified: @c bkpinfo->call_before_iso
	337	* - Modified: @c bkpinfo->call_make_iso
	338	* - Modified: @c bkpinfo->optimal_set_size
	339	* - Modified: @c bkpinfo->zip_exe
	340	* - Modified: @c bkpinfo->zip_suffix
	341	*
	342	* @return number of errors, or 0 for success.
	343	* @note Also creates directories that are specified in the @c bkpinfo structure but
	344	* do not exist.
	345	*/
[49]	346	int post_param_configuration(struct s_bkpinfo *bkpinfo)
[1]	347	{
[94]	348	char *extra_cdrom_params = NULL;
	349	char *mondo_mkisofs_sz = NULL;
[49]	350	char *command;
	351	char hostname, ip_address;
	352	int retval = 0;
	353	long avm = 0;
	354	char *colon;
	355	char *cdr_exe;
	356	char *tmp;
[94]	357	char *tmp1;
[164]	358	char call_before_iso_user[MAX_STR_LEN] = "\0";
[49]	359	int rdsiz_MB;
	360	char *iso_path;
[1]	361
[49]	362	assert(bkpinfo != NULL);
	363	bkpinfo->optimal_set_size =
[687]	364	(IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
[49]	365	1024;
[1]	366
[49]	367	log_msg(1, "Foo");
	368	if (bkpinfo->backup_media_type == tape) {
	369	log_msg(1, "Bar");
[94]	370	asprintf(&tmp, "mt -f %s status", bkpinfo->media_device);
[49]	371	log_msg(1, "tmp = '%s'", tmp);
	372	if (run_program_and_log_output(tmp, 3)) {
	373	fatal_error
	374	("Unable to open tape device. If you haven't specified it with -d, do so. If you already have, check your parameter. I think it's wrong.");
	375	}
[94]	376	paranoid_free(tmp);
[1]	377	}
[49]	378	make_hole_for_dir(bkpinfo->scratchdir);
	379	make_hole_for_dir(bkpinfo->tmpdir);
	380	if (bkpinfo->backup_media_type == iso)
	381	make_hole_for_dir(bkpinfo->isodir);
[1]	382
[49]	383	run_program_and_log_output("uname -a", 5);
[687]	384	run_program_and_log_output("cat /etc/*-release", 5);
[49]	385	run_program_and_log_output("cat /etc/issue", 5);
[94]	386	asprintf(&g_tmpfs_mountpt, "%s/tmpfs", bkpinfo->tmpdir);
	387	asprintf(&command, "mkdir -p %s", g_tmpfs_mountpt);
[49]	388	paranoid_system(command);
[94]	389	paranoid_free(command);
[49]	390	rdsiz_MB = PPCFG_RAMDISK_SIZE + g_tape_buffer_size_MB;
[1]	391	#ifdef __FreeBSD__
[94]	392	asprintf(&tmp,
[127]	393	call_program_and_get_last_line_of_output
	394	("vmstat \| tail -1 \| tr -s ' ' \| cut -d' ' -f6"));
[49]	395	avm += atol(tmp);
[94]	396	paranoid_free(tmp);
	397	asprintf(&tmp,
[127]	398	call_program_and_get_last_line_of_output
	399	("swapinfo \| grep -v Device \| tr -s ' ' \| cut -d' ' -f4 \| tr '\n' '+' \| sed 's/+$//' \| bc"));
[49]	400	avm += atol(tmp);
[94]	401	paranoid_free(tmp);
	402	asprintf(&command, "mdmfs -s %d%c md9 %s", rdsiz_MB, 'm',
[127]	403	g_tmpfs_mountpt);
[1]	404	#else
[94]	405	asprintf(&tmp,
[127]	406	call_program_and_get_last_line_of_output
	407	("free \| grep \":\" \| tr -s ' ' '\t' \| cut -f2 \| head -n1"));
[49]	408	avm += atol(tmp);
[94]	409	paranoid_free(tmp);
	410	asprintf(&command, "mount /dev/shm -t tmpfs %s -o size=%d%c",
[127]	411	g_tmpfs_mountpt, rdsiz_MB, 'm');
[49]	412	run_program_and_log_output("cat /proc/cpuinfo", 5);
[94]	413	/* BERLIOS: rpm is not necessarily there ! */
[49]	414	run_program_and_log_output
	415	("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
	416	5);
[1]	417	#endif
[49]	418	if (avm / 1024 > rdsiz_MB * 3) {
	419	if (run_program_and_log_output(command, 5)) {
	420	g_tmpfs_mountpt[0] = '\0';
	421	log_it("Failed to mount tmpfs");
	422	} else {
	423	log_it("Tmpfs mounted OK - %d MB", rdsiz_MB);
	424	}
	425	} else {
	426	g_tmpfs_mountpt[0] = '\0';
	427	log_it("It doesn't seem you have enough swap to use tmpfs. Fine.");
[1]	428	}
[94]	429	paranoid_free(command);
[49]	430
	431	if (bkpinfo->use_lzo) {
	432	strcpy(bkpinfo->zip_exe, "lzop");
	433	strcpy(bkpinfo->zip_suffix, "lzo");
	434	} else if (bkpinfo->compression_level != 0) {
	435	strcpy(bkpinfo->zip_exe, "bzip2");
	436	strcpy(bkpinfo->zip_suffix, "bz2");
	437	} else {
	438	bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
[1]	439	}
	440
	441	// DVD
	442
[49]	443	if (bkpinfo->backup_media_type == dvd) {
[127]	444	if (!(find_home_of_exe("growisofs"))) {
[49]	445	fatal_error("Please install growisofs.");
	446	}
	447	if (bkpinfo->nonbootable_backup) {
[94]	448	asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
[49]	449	} else if
[1]	450	#ifdef __FreeBSD__
[49]	451	(TRUE)
[1]	452	#else
[49]	453	(bkpinfo->make_cd_use_lilo)
[1]	454	#endif
	455	#ifdef __IA64__
[49]	456	{
[94]	457	asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
[49]	458	}
[1]	459	#else
	460	{
[94]	461	asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
[1]	462	}
[49]	463	#endif
	464	else
	465	{
[94]	466	asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
[49]	467	}
	468	if (bkpinfo->manual_cd_tray) {
	469	fatal_error("Manual CD tray + DVD not supported yet.");
	470	// -m isn't supported by growisofs, BTW...
	471	} else {
	472	sprintf(bkpinfo->call_make_iso,
	473	"%s %s -Z %s . 2>> _ERR_",
[127]	474	mondo_mkisofs_sz, "", bkpinfo->media_device);
[49]	475	}
[94]	476	paranoid_free(mondo_mkisofs_sz);
	477
[687]	478	if (getenv ("SUDO_COMMAND")) {
	479	asprintf(&command, "strings `which growisofs` \| grep -c SUDO_COMMAND");
	480	if (!strcmp(call_program_and_get_last_line_of_output(command), "1")) {
	481	popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
	482	fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
	483	}
	484	paranoid_free(command);
[72]	485	}
[49]	486	log_msg(2, "call_make_iso (DVD res) is ... %s",
	487	bkpinfo->call_make_iso);
	488	} // end of DVD code
[1]	489
	490	// CD-R or CD-RW
[49]	491	if (bkpinfo->backup_media_type == cdrw
	492	\|\| bkpinfo->backup_media_type == cdr) {
	493	if (!bkpinfo->manual_cd_tray) {
[94]	494	asprintf(&extra_cdrom_params, "-waiti ");
[49]	495	}
	496	if (bkpinfo->backup_media_type == cdrw) {
[94]	497	if (extra_cdrom_params != NULL) {
	498	asprintf(&tmp, extra_cdrom_params);
	499	paranoid_free(extra_cdrom_params);
	500	asprintf(&extra_cdrom_params, "%s blank=fast ", tmp);
	501	} else {
	502	asprintf(&extra_cdrom_params, "blank=fast ");
	503	}
[49]	504	}
	505	if (find_home_of_exe("cdrecord")) {
[94]	506	asprintf(&cdr_exe, "cdrecord");
[49]	507	} else if (find_home_of_exe("dvdrecord")) {
[94]	508	asprintf(&cdr_exe, "dvdrecord");
[49]	509	} else {
	510	fatal_error("Please install either cdrecord or dvdrecord.");
	511	}
	512	if (bkpinfo->nonbootable_backup) {
[672]	513	asprintf(&mondo_mkisofs_sz, "%s -r -p MondoRescue -publisher www.mondorescue.org -A Mondo_Rescue_GPL_Version -V _CD#_", mrconf->mondo_iso_creation_cmd);
[49]	514	} else if
[1]	515	#ifdef __FreeBSD__
[49]	516	(TRUE)
[1]	517	#else
[49]	518	(bkpinfo->make_cd_use_lilo)
[1]	519	#endif
	520	#ifdef __IA64__
	521	{
[94]	522	asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
[1]	523	}
[49]	524	#else
[1]	525	{
[94]	526	asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
[1]	527	}
[49]	528	#endif
	529	else
	530	{
[94]	531	asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
[49]	532	}
	533	if (bkpinfo->manual_cd_tray) {
[164]	534	if (bkpinfo->call_before_iso[0] == '\0') {
[49]	535	sprintf(bkpinfo->call_before_iso,
[164]	536	"%s -o %s/temporary.iso . 2>> _ERR_",
	537	mondo_mkisofs_sz, bkpinfo->tmpdir);
	538	} else {
	539	strncpy(call_before_iso_user, bkpinfo->call_before_iso, MAX_STR_LEN);
	540	sprintf (bkpinfo->call_before_iso,
	541	"( %s -o %s/temporary.iso . 2>> _ERR_ ; %s )",
	542	mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
	543	}
	544	log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
[49]	545	sprintf(bkpinfo->call_make_iso,
	546	"%s %s -v %s fs=4m dev=%s speed=%d %s/temporary.iso",
	547	cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
	548	extra_cdrom_params, bkpinfo->media_device,
	549	bkpinfo->cdrw_speed, bkpinfo->tmpdir);
	550	} else {
	551	sprintf(bkpinfo->call_make_iso,
	552	"%s . 2>> _ERR_ \| %s %s %s fs=4m dev=%s speed=%d -",
	553	mondo_mkisofs_sz, cdr_exe,
	554	(bkpinfo->please_dont_eject) ? " " : "-eject",
	555	extra_cdrom_params, bkpinfo->media_device,
	556	bkpinfo->cdrw_speed);
	557	}
[94]	558	paranoid_free(mondo_mkisofs_sz);
	559	paranoid_free(cdr_exe);
	560	paranoid_free(extra_cdrom_params);
[49]	561	} // end of CD code
[1]	562
[49]	563	if (bkpinfo->backup_media_type == iso) {
	564
[1]	565	/* Patch by Conor Daly <conor.daly@met.ie>
	566	* 23-june-2004
	567	* Break up isodir into iso_mnt and iso_path
	568	* These will be used along with iso-dev at restore time
	569	* to locate the ISOs where ever they're mounted
	570	*/
	571
[49]	572	log_it("isodir = %s", bkpinfo->isodir);
[166]	573	asprintf(&command, "df -P %s \| tail -n1 \| cut -d' ' -f1",
[127]	574	bkpinfo->isodir);
[49]	575	log_it("command = %s", command);
[94]	576	asprintf(&tmp, call_program_and_get_last_line_of_output(command));
	577	paranoid_free(command);
	578	log_it("res of it = %s", tmp);
	579	asprintf(&tmp1, "%s/ISO-DEV", bkpinfo->tmpdir);
	580	write_one_liner_data_file(tmp1, tmp);
	581	paranoid_free(tmp1);
[1]	582
[94]	583	asprintf(&command, "mount \| grep -w %s \| tail -n1 \| cut -d' ' -f3",
[127]	584	tmp);
[94]	585	paranoid_free(tmp);
[49]	586	log_it("command = %s", command);
[94]	587	asprintf(&tmp, call_program_and_get_last_line_of_output(command));
	588	paranoid_free(command);
	589	log_it("res of it = %s", tmp);
	590
	591	asprintf(&tmp1, "%s/ISO-MNT", bkpinfo->tmpdir);
	592	write_one_liner_data_file(tmp1, tmp);
	593	paranoid_free(tmp1);
	594
	595	log_it("isomnt: %s, %d", tmp, strlen(tmp));
	596	if (strlen(bkpinfo->isodir) < strlen(tmp)) {
[171]	597	asprintf(&iso_path, " ");
[49]	598	} else {
[94]	599	asprintf(&iso_path, "%s", bkpinfo->isodir + strlen(tmp));
[49]	600	}
[94]	601	paranoid_free(tmp);
	602
	603	asprintf(&tmp, "%s/ISODIR", bkpinfo->tmpdir);
[49]	604	write_one_liner_data_file(tmp, iso_path);
[94]	605	paranoid_free(tmp);
[49]	606	log_it("isodir: %s", iso_path);
[94]	607	paranoid_free(iso_path);
[149]	608	asprintf(&tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
	609	write_one_liner_data_file(tmp, bkpinfo->prefix);
	610	log_it("iso-prefix: %s", bkpinfo->prefix);
	611	paranoid_free(tmp);
[1]	612	/* End patch */
[49]	613	} // end of iso code
[1]	614
[49]	615	if (bkpinfo->backup_media_type == nfs) {
[94]	616	asprintf(&hostname, bkpinfo->nfs_mount);
[49]	617	colon = strchr(hostname, ':');
	618	if (!colon) {
	619	log_it("nfs mount doesn't have a colon in it");
	620	retval++;
	621	} else {
	622	struct hostent *hent;
[1]	623
[49]	624	*colon = '\0';
	625	hent = gethostbyname(hostname);
	626	if (!hent) {
	627	log_it("Can't resolve NFS mount (%s): %s", hostname,
	628	hstrerror(h_errno));
	629	retval++;
	630	} else {
[94]	631	asprintf(&ip_address, "%s%s", inet_ntoa((struct in_addr)
[127]	632	*((struct in_addr
	633	*) hent->
	634	h_addr)),
	635	strchr(bkpinfo->nfs_mount, ':'));
[49]	636	strcpy(bkpinfo->nfs_mount, ip_address);
[94]	637	paranoid_free(ip_address);
[49]	638	}
	639	}
[89]	640	store_nfs_config(bkpinfo);
[94]	641	paranoid_free(hostname);
[49]	642	}
[1]	643
[49]	644	log_it("Finished processing incoming params");
	645	if (retval) {
	646	fprintf(stderr, "Type 'man mondoarchive' for help.\n");
	647	}
[94]	648	asprintf(&tmp, "%s", MONDO_TMPISOS);
[49]	649	if (does_file_exist(tmp)) {
	650	unlink(tmp);
	651	}
[94]	652	paranoid_free(tmp);
	653
[49]	654	if (strlen(bkpinfo->tmpdir) < 2 \|\| strlen(bkpinfo->scratchdir) < 2) {
	655	log_it("tmpdir or scratchdir are blank/missing");
	656	retval++;
	657	}
	658	if (bkpinfo->include_paths[0] == '\0') {
	659	// fatal_error ("Why no backup path?");
	660	strcpy(bkpinfo->include_paths, "/");
	661	}
	662	chmod(bkpinfo->scratchdir, 0700);
	663	chmod(bkpinfo->tmpdir, 0700);
	664	g_backup_media_type = bkpinfo->backup_media_type;
	665	return (retval);
[1]	666	}
	667
	668
	669
	670	/**
	671	* Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
	672	* Seeds the random-number generator, loads important modules, checks the sanity
	673	* of the user's Linux distribution, and deletes logfile.
	674	* @param bkpinfo The backup information structure. Will be initialized.
	675	* @return number of errors (0 for success)
	676	*/
	677	int pre_param_configuration(struct s_bkpinfo *bkpinfo)
	678	{
[49]	679	int res = 0;
[1]	680
[49]	681	make_hole_for_dir(MNT_CDROM);
	682	assert(bkpinfo != NULL);
	683	srandom((unsigned long) (time(NULL)));
	684	insmod_crucial_modules();
	685	reset_bkpinfo(bkpinfo); // also sets defaults ('/'=backup path, 3=compression level)
	686	if (bkpinfo->disaster_recovery) {
	687	if (!does_nonMS_partition_exist()) {
	688	fatal_error
	689	("I am in disaster recovery mode\nPlease don't run mondoarchive.");
	690	}
	691	}
[1]	692
[49]	693	unlink(MONDO_TRACEFILE);
	694	run_program_and_log_output("rm -Rf /tmp/changed.files*", FALSE);
[94]	695	if ((g_mondo_home = find_and_store_mondoarchives_home()) == NULL) {
[49]	696	fprintf(stderr,
	697	"Cannot find Mondo's homedir. I think you have >1 'mondo' directory on your hard disk. Please delete the superfluous 'mondo' directories and try again\n");
	698	res++;
	699	return (res);
	700	}
	701	res += some_basic_system_sanity_checks();
	702	if (res) {
	703	log_it("Your distribution did not pass Mondo's sanity test.");
	704	}
	705	g_current_media_number = 1;
	706	bkpinfo->postnuke_tarball[0] = bkpinfo->nfs_mount[0] = '\0';
	707	return (res);
[1]	708	}
	709
	710
	711
	712
	713	/**
	714	* Reset all fields of the backup information structure to a sensible default.
	715	* @param bkpinfo The @c bkpinfo to reset.
	716	*/
[49]	717	void reset_bkpinfo(struct s_bkpinfo *bkpinfo)
[1]	718	{
[49]	719	int i;
[1]	720
[49]	721	log_msg(1, "Hi");
	722	assert(bkpinfo != NULL);
	723	memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
	724	bkpinfo->manual_cd_tray = FALSE;
	725	bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
[171]	726	paranoid_free(bkpinfo->media_device);
[49]	727	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
	728	bkpinfo->media_size[i] = -1;
	729	}
	730	bkpinfo->boot_loader = '\0';
	731	bkpinfo->boot_device[0] = '\0';
	732	bkpinfo->zip_exe[0] = '\0';
	733	bkpinfo->zip_suffix[0] = '\0';
	734	bkpinfo->restore_path[0] = '\0';
	735	bkpinfo->use_lzo = FALSE;
	736	bkpinfo->do_not_compress_these[0] = '\0';
	737	bkpinfo->verify_data = FALSE;
	738	bkpinfo->backup_data = FALSE;
	739	bkpinfo->restore_data = FALSE;
	740	bkpinfo->disaster_recovery =
	741	(am_I_in_disaster_recovery_mode()? TRUE : FALSE);
	742	if (bkpinfo->disaster_recovery) {
	743	strcpy(bkpinfo->isodir, "/");
	744	} else {
[539]	745	strcpy(bkpinfo->isodir, "/var/cache/mondo/iso");
[49]	746	}
[149]	747	strcpy(bkpinfo->prefix, STD_PREFIX);
[1]	748
[49]	749	bkpinfo->scratchdir[0] = '\0';
	750	bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
	751	sprintf(bkpinfo->tmpdir, "/tmp/tmpfs/mondo.tmp.%d", (int) (random() % 32768)); // for mondorestore
	752	bkpinfo->optimal_set_size = 0;
	753	bkpinfo->backup_media_type = none;
	754	strcpy(bkpinfo->include_paths, "/");
	755	bkpinfo->exclude_paths[0] = '\0';
	756	bkpinfo->call_before_iso[0] = '\0';
	757	bkpinfo->call_make_iso[0] = '\0';
	758	bkpinfo->call_burn_iso[0] = '\0';
	759	bkpinfo->call_after_iso[0] = '\0';
	760	bkpinfo->image_devs[0] = '\0';
	761	bkpinfo->postnuke_tarball[0] = '\0';
	762	bkpinfo->kernel_path[0] = '\0';
	763	bkpinfo->nfs_mount[0] = '\0';
	764	bkpinfo->nfs_remote_dir[0] = '\0';
	765	bkpinfo->wipe_media_first = FALSE;
	766	bkpinfo->differential = FALSE;
	767	bkpinfo->cdrw_speed = 0;
[1]	768	// patch by Herman Kuster
[49]	769	bkpinfo->differential = 0;
[1]	770	// patch end
[49]	771	bkpinfo->compression_level = 3;
[1]	772	}
	773
	774
	775
	776
	777	/**
	778	* Get the remaining free space (in MB) on @p partition.
	779	* @param partition The partition to check free space on (either a device or a mountpoint).
	780	* @return The free space on @p partition, in MB.
	781	*/
[49]	782	long free_space_on_given_partition(char *partition)
[1]	783	{
[94]	784	char command, out_sz;
[49]	785	long res;
[1]	786
[49]	787	assert_string_is_neither_NULL_nor_zerolength(partition);
[1]	788
[309]	789	asprintf(&command, "df -m -P %s &> /dev/null", partition);
[49]	790	if (system(command)) {
	791	return (-1);
	792	} // partition does not exist
[94]	793	paranoid_free(command);
	794
[309]	795	asprintf(&command, "df -m -P %s \| tail -n1 \| tr -s ' ' '\t' \| cut -f4",
[127]	796	partition);
[94]	797	asprintf(&out_sz, call_program_and_get_last_line_of_output(command));
	798	paranoid_free(command);
[49]	799	if (strlen(out_sz) == 0) {
	800	return (-1);
	801	} // error within df, probably
	802	res = atol(out_sz);
[94]	803	paranoid_free(out_sz);
[49]	804	return (res);
[1]	805	}
	806
	807
	808
	809	/**
	810	* Check the user's system for sanity. Checks performed:
	811	* - make sure user has enough RAM (32mb required, 64mb recommended)
	812	* - make sure user has enough free space in @c /
	813	* - check kernel for ramdisk support
	814	* - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
	815	* - make sure CD-ROM is unmounted
	816	* - make sure /etc/modules.conf exists
	817	* - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
	818	*
	819	* @return number of problems with the user's setup (0 for success)
	820	*/
[49]	821	int some_basic_system_sanity_checks()
[1]	822	{
	823
[49]	824	/@ buffers *********** */
[94]	825	char *tmp;
[1]	826
[49]	827	/@ int's ************** */
	828	int retval = 0;
	829	long Lres;
[1]	830
	831
[49]	832	mvaddstr_and_log_it(g_currentY, 0,
	833	"Checking sanity of your Linux distribution");
[1]	834	#ifndef __FreeBSD__
[49]	835	if (system("which mkfs.vfat &> /dev/null")
	836	&& !system("which mkfs.msdos &> /dev/null")) {
	837	log_it
	838	("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
	839	run_program_and_log_output
	840	("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
	841	}
[94]	842	asprintf(&tmp,
[127]	843	call_program_and_get_last_line_of_output
	844	("free \| grep Mem \| head -n1 \| tr -s ' ' '\t' \| cut -f2"));
[49]	845	if (atol(tmp) < 35000) {
	846	retval++;
[507]	847	log_to_screen(_("You must have at least 32MB of RAM to use Mondo."));
[49]	848	}
	849	if (atol(tmp) < 66000) {
	850	log_to_screen
[507]	851	(_("WARNING! You have very little RAM. Please upgrade to 64MB or more."));
[49]	852	}
[94]	853	paranoid_free(tmp);
[1]	854	#endif
	855
[539]	856	if ((Lres = free_space_on_given_partition("/var/cache/mondo")) == -1) /* {
[49]	857	Lres = free_space_on_given_partition("/");
	858	}
[539]	859	*/
[49]	860	log_it("Free space on given partition = %ld MB", Lres);
[1]	861
[49]	862	if (Lres < 50) {
[539]	863	fatal_error("Your /var/cache/mondo partition has <50MB free. Please adjust your partition table to something saner.");
[49]	864	}
[1]	865
[49]	866	if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
	867	retval++;
	868	log_to_screen
	869	("Unable to find " MKE2FS_OR_NEWFS " in system path.");
	870	fatal_error
	871	("Please use \"su -\", not \"su\" to become root. OK? ...and please don't e-mail the mailing list or me about this. Just read the message. :)");
	872	}
[1]	873	#ifndef __FreeBSD__
[49]	874	if (run_program_and_log_output
[274]	875	("grep ramdisk /proc/devices", FALSE)) {
[49]	876	if (!ask_me_yes_or_no
[507]	877	(_("Your kernel has no ramdisk support. That's mind-numbingly stupid but I'll allow it if you're planning to use a failsafe kernel. Are you?")))
[49]	878	{
	879	// retval++;
	880	log_to_screen
[507]	881	(_("It looks as if your kernel lacks ramdisk and initrd support."));
[49]	882	log_to_screen
[507]	883	(_("I'll allow you to proceed but FYI, if I'm right, your kernel is broken."));
[49]	884	}
	885	}
[1]	886	#endif
[49]	887	retval += whine_if_not_found(MKE2FS_OR_NEWFS);
	888	retval += whine_if_not_found("mkisofs");
	889	if (system("which dvdrecord > /dev/null 2> /dev/null")) {
	890	retval += whine_if_not_found("cdrecord");
	891	}
	892	retval += whine_if_not_found("bzip2");
	893	retval += whine_if_not_found("awk");
	894	retval += whine_if_not_found("md5sum");
	895	retval += whine_if_not_found("strings");
	896	retval += whine_if_not_found("mindi");
	897	retval += whine_if_not_found("buffer");
[1]	898
[49]	899	// abort if Windows partition but no ms-sys and parted
	900	if (!run_program_and_log_output
[687]	901	("mount \| grep -w vfat \| grep -vE \"/dev/fd\|nexdisk\"", 0)
[49]	902	\|\|
	903	!run_program_and_log_output
[687]	904	("mount \| grep -w dos \| grep -vE \"/dev/fd\|nexdisk\"", 0)) {
[507]	905	log_to_screen(_("I think you have a Windows 9x partition."));
[49]	906	retval += whine_if_not_found("parted");
[1]	907	#ifndef __IA64__
[49]	908	/* IA64 always has one vfat partition for EFI even without Windows */
	909	// retval +=
	910	if (!find_home_of_exe("ms-sys")) {
[507]	911	log_to_screen(_("Please install ms-sys just in case."));
[49]	912	}
	913	#endif
[1]	914	}
	915
[49]	916	if (!find_home_of_exe("cmp")) {
	917	if (!find_home_of_exe("true")) {
	918	whine_if_not_found("cmp");
	919	} else {
	920	log_to_screen
[507]	921	(_("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you."));
[49]	922	if (run_program_and_log_output
	923	("cp -f `which true` /usr/bin/cmp", 0)) {
	924	fatal_error("Failed to create dummy 'cmp' file.");
	925	}
	926	}
[1]	927	}
[49]	928	run_program_and_log_output
	929	("umount `mount \| grep cdr \| cut -d' ' -f3 \| tr '\n' ' '`", 5);
[94]	930	asprintf(&tmp,
[127]	931	call_program_and_get_last_line_of_output
	932	("mount \| grep -E \"cdr(om\|w)\""));
[49]	933	if (strcmp("", tmp)) {
	934	if (strstr(tmp, "autofs")) {
	935	log_to_screen
[507]	936	(_("Your CD-ROM is mounted via autofs. I therefore cannot tell"));
[49]	937	log_to_screen
[507]	938	(_("if a CD actually is inserted. If a CD is inserted, please"));
	939	log_to_screen(_("eject it. Thank you."));
[49]	940	log_it
	941	("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
	942	} else
	943	if (run_program_and_log_output("uname -a \| grep Knoppix", 5)) {
	944	retval++;
	945	fatal_error
	946	("Your CD-ROM drive is mounted. Please unmount it.");
	947	}
	948	}
[94]	949	paranoid_free(tmp);
[1]	950	#ifndef __FreeBSD__
[49]	951	if (!does_file_exist("/etc/modules.conf")) {
	952	if (does_file_exist("/etc/conf.modules")) {
	953	log_it("Linking /etc/modules.conf to /etc/conf.modules");
	954	run_program_and_log_output
	955	("ln -sf /etc/conf.modules /etc/modules.conf", 5);
	956	} else if (does_file_exist("/etc/modprobe.d")) {
	957	log_it
	958	("Directory /etc/modprobe.d found. mindi will use its contents.");
	959	} else if (does_file_exist("/etc/modprobe.conf")) {
	960	log_it("Linking /etc/modules.conf to /etc/modprobe.conf");
	961	run_program_and_log_output
	962	("ln -sf /etc/modprobe.conf /etc/modules.conf", 5);
	963	} else {
	964	retval++;
	965	log_to_screen
[507]	966	(_("Please find out what happened to /etc/modules.conf"));
[49]	967	}
[1]	968	}
	969	#endif
	970
[49]	971	run_program_and_log_output("cat /etc/fstab", 5);
[1]	972	#ifdef __FreeBSD__
[49]	973	run_program_and_log_output("vinum printconfig", 5);
[1]	974	#else
[49]	975	run_program_and_log_output("cat /etc/raidtab", 5);
[1]	976	#endif
	977
[49]	978	if (run_program_and_log_output("mindi -V", 1)) {
[507]	979	log_to_screen(_("Could not ascertain mindi's version number."));
[49]	980	log_to_screen
[507]	981	(_("You have not installed Mondo and/or Mindi properly."));
	982	log_to_screen(_("Please uninstall and reinstall them both."));
[49]	983	fatal_error("Please reinstall Mondo and Mindi.");
	984	}
	985	if (run_program_and_log_output
	986	("mindi --makemountlist /tmp/mountlist.txt.test", 5)) {
	987	log_to_screen
[507]	988	(_("Mindi --makemountlist /tmp/mountlist.txt.test failed for some reason."));
[49]	989	log_to_screen
[507]	990	(_("Please run that command by hand and examine /var/log/mindi.log"));
[49]	991	log_to_screen
[507]	992	(_("for more information. Perhaps your /etc/fstab file is insane."));
[49]	993	log_to_screen
[507]	994	(_("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see."));
[49]	995	retval++;
	996	}
[1]	997
[197]	998	if (!run_program_and_log_output("parted2fdisk -l \| grep -i raid", 1)
[49]	999	&& !does_file_exist("/etc/raidtab")) {
	1000	log_to_screen
[507]	1001	(_("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat"));
[561]	1002	create_raidtab_from_mdstat("/etc/raidtab");
[49]	1003	}
	1004
	1005	if (retval) {
[507]	1006	mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
[49]	1007	} else {
[507]	1008	mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
[49]	1009	}
	1010	return (retval);
[1]	1011	}
	1012
	1013	/**
	1014	* Retrieve the line containing @p label from the config file.
	1015	* @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
	1016	* @param label What to read from the file.
	1017	* @param value Where to put it.
	1018	* @return 0 for success, 1 for failure.
	1019	*/
[49]	1020	int read_cfg_var(char config_file, char label, char *value)
[1]	1021	{
[49]	1022	/@ buffer ***************************************************** */
[94]	1023	char *command;
	1024	char *tmp;
[1]	1025
[49]	1026	/@ end vars ************************************************** */
[1]	1027
[49]	1028	assert_string_is_neither_NULL_nor_zerolength(config_file);
	1029	assert_string_is_neither_NULL_nor_zerolength(label);
	1030	if (!does_file_exist(config_file)) {
[94]	1031	asprintf(&tmp, "(read_cfg_var) Cannot find %s config file",
[127]	1032	config_file);
[49]	1033	log_to_screen(tmp);
[94]	1034	paranoid_free(tmp);
[49]	1035	value[0] = '\0';
	1036	return (1);
	1037	} else if (strstr(value, "/dev/") && strstr(value, "t0")
	1038	&& !strcmp(label, "media-dev")) {
	1039	log_msg(2, "FYI, I shan't read new value for %s - already got %s",
	1040	label, value);
	1041	return (0);
	1042	} else {
[149]	1043	asprintf(&command, "grep '%s .*' %s\| cut -d' ' -f2,3,4,5",
	1044	label, config_file);
[49]	1045	strcpy(value, call_program_and_get_last_line_of_output(command));
[94]	1046	paranoid_free(command);
[49]	1047	if (strlen(value) == 0) {
	1048	return (1);
	1049	} else {
	1050	return (0);
	1051	}
[1]	1052	}
	1053	}
	1054
	1055
	1056
	1057	/**
	1058	* Remount @c supermount if it was unmounted earlier.
	1059	*/
	1060	void remount_supermounts_if_necessary()
	1061	{
[49]	1062	if (g_remount_cdrom_at_end) {
	1063	run_program_and_log_output("mount " MNT_CDROM, FALSE);
	1064	}
	1065	if (g_remount_floppy_at_end) {
	1066	run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
	1067	}
[1]	1068	}
	1069
	1070	/**
	1071	* Unmount @c supermount if it's mounted.
	1072	*/
	1073	void unmount_supermounts_if_necessary()
	1074	{
[49]	1075	if (run_program_and_log_output
	1076	("mount \| grep cdrom \| grep super", FALSE) == 0) {
	1077	g_remount_cdrom_at_end = TRUE;
	1078	run_program_and_log_output("umount " MNT_CDROM, FALSE);
	1079	}
	1080	if (run_program_and_log_output
	1081	("mount \| grep floppy \| grep super", FALSE) == 0) {
	1082	g_remount_floppy_at_end = TRUE;
	1083	run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
	1084	}
[1]	1085	}
	1086
	1087	/**
	1088	* If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
	1089	*/
	1090	void mount_boot_if_necessary()
	1091	{
[94]	1092	char *tmp;
	1093	char *tmp1;
	1094	char *command;
[1]	1095
[49]	1096	log_msg(1, "Started sub");
[94]	1097	log_msg(4, "About to set g_boot_mountpt to \"\"");
	1098	asprintf(&g_boot_mountpt, "");
[49]	1099	log_msg(4, "Done. Great. Seeting command to something");
[94]	1100	asprintf(&command,
[274]	1101	"grep -v \":\" /etc/fstab \| grep -vx \"#.*\" \| grep -w \"/boot\" \| tr -s ' ' '\t' \| cut -f1 \| head -n1");
[49]	1102	log_msg(4, "Cool. Command = '%s'", command);
[94]	1103	asprintf(&tmp, call_program_and_get_last_line_of_output(command));
	1104	paranoid_free(command);
	1105
[49]	1106	log_msg(4, "tmp = '%s'", tmp);
	1107	if (tmp[0]) {
	1108	log_it("/boot is at %s according to /etc/fstab", tmp);
	1109	if (strstr(tmp, "LABEL=")) {
	1110	if (!run_program_and_log_output("mount /boot", 5)) {
[94]	1111	paranoid_free(g_boot_mountpt);
	1112	asprintf(&g_boot_mountpt, "/boot");
[49]	1113	log_msg(1, "Mounted /boot");
	1114	} else {
	1115	log_it("...ignored cos it's a label :-)");
	1116	}
	1117	} else {
[94]	1118	asprintf(&command, "mount \| grep -w \"%s\"", tmp);
[49]	1119	log_msg(3, "command = %s", command);
	1120	if (run_program_and_log_output(command, 5)) {
[94]	1121	paranoid_free(g_boot_mountpt);
	1122	asprintf(&g_boot_mountpt, tmp);
	1123	asprintf(&tmp1,
[127]	1124	"%s (your /boot partition) is not mounted. I'll mount it before backing up",
	1125	g_boot_mountpt);
[94]	1126	log_it(tmp1);
	1127	paranoid_free(tmp1);
	1128
	1129	asprintf(&tmp1, "mount %s", g_boot_mountpt);
	1130	if (run_program_and_log_output(tmp1, 5)) {
	1131	paranoid_free(g_boot_mountpt);
[171]	1132	asprintf(&g_boot_mountpt, " ");
[49]	1133	log_msg(1, "Plan B");
	1134	if (!run_program_and_log_output("mount /boot", 5)) {
[94]	1135	paranoid_free(g_boot_mountpt);
	1136	asprintf(&g_boot_mountpt, "/boot");
[49]	1137	log_msg(1, "Plan B worked");
	1138	} else {
	1139	log_msg(1,
	1140	"Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
	1141	}
	1142	}
[94]	1143	paranoid_free(tmp1);
[49]	1144	}
[94]	1145	paranoid_free(command);
[49]	1146	}
[1]	1147	}
[94]	1148	paranoid_free(tmp);
[49]	1149	log_msg(1, "Ended sub");
[1]	1150	}
	1151
	1152
	1153	/**
	1154	* If we mounted /boot earlier, unmount it.
	1155	*/
	1156	void unmount_boot_if_necessary()
	1157	{
[94]	1158	char *tmp;
[1]	1159
[49]	1160	log_msg(3, "starting");
	1161	if (g_boot_mountpt[0]) {
[94]	1162	asprintf(&tmp, "umount %s", g_boot_mountpt);
[49]	1163	if (run_program_and_log_output(tmp, 5)) {
	1164	log_it("WARNING - unable to unmount /boot");
	1165	}
[94]	1166	paranoid_free(tmp);
[49]	1167	}
	1168	log_msg(3, "leaving");
[1]	1169	}
	1170
	1171
	1172
	1173	/**
	1174	* Write a line to a configuration file. Writes a line of the form,
	1175	* @c label @c value.
	1176	* @param config_file The file to write to. Usually @c mondo-restore.cfg.
	1177	* @param label What to call this bit of data you're writing.
	1178	* @param value The bit of data you're writing.
	1179	* @return 0 for success, 1 for failure.
	1180	*/
[49]	1181	int write_cfg_var(char config_file, char label, char *value)
[1]	1182	{
[49]	1183	/@ buffers **************************************************** */
[94]	1184	char *command;
	1185	char *tempfile;
	1186	char *tmp;
[1]	1187
	1188
[49]	1189	/@ end vars ************************************************** */
	1190	assert_string_is_neither_NULL_nor_zerolength(config_file);
	1191	assert_string_is_neither_NULL_nor_zerolength(label);
	1192	assert(value != NULL);
[94]	1193
[49]	1194	if (!does_file_exist(config_file)) {
[94]	1195	asprintf(&tmp, "(write_cfg_file) Cannot find %s config file",
[127]	1196	config_file);
[49]	1197	log_to_screen(tmp);
[94]	1198	paranoid_free(tmp);
[49]	1199	return (1);
	1200	}
[94]	1201	asprintf(&tempfile,
[127]	1202	call_program_and_get_last_line_of_output
	1203	("mktemp -q /tmp/mojo-jojo.blah.XXXXXX"));
[49]	1204	if (does_file_exist(config_file)) {
[149]	1205	asprintf(&command, "grep -vx '%s .*' %s > %s",
	1206	label, config_file, tempfile);
[49]	1207	paranoid_system(command);
[94]	1208	paranoid_free(command);
[49]	1209	}
[94]	1210	asprintf(&command, "echo \"%s %s\" >> %s", label, value, tempfile);
[49]	1211	paranoid_system(command);
[94]	1212	paranoid_free(command);
	1213
	1214	asprintf(&command, "mv -f %s %s", tempfile, config_file);
[49]	1215	paranoid_system(command);
[94]	1216	paranoid_free(command);
[49]	1217	unlink(tempfile);
[94]	1218	paranoid_free(tempfile);
[49]	1219	return (0);
[1]	1220	}
	1221
	1222	/**
	1223	* Allocate or free important globals, depending on @p mal.
	1224	* @param mal If TRUE, malloc; if FALSE, free.
	1225	*/
	1226	void do_libmondo_global_strings_thing(int mal)
	1227	{
[49]	1228	if (mal) {
	1229	iamhere("Malloc'ing globals");
	1230	malloc_string(g_erase_tmpdir_and_scratchdir);
	1231	malloc_string(g_serial_string);
	1232	malloc_string(g_magicdev_command);
	1233	} else {
	1234	iamhere("Freeing globals");
	1235	paranoid_free(g_boot_mountpt);
	1236	paranoid_free(g_mondo_home);
	1237	paranoid_free(g_tmpfs_mountpt);
	1238	paranoid_free(g_erase_tmpdir_and_scratchdir);
	1239	paranoid_free(g_serial_string);
	1240	paranoid_free(g_magicdev_command);
	1241	}
[1]	1242	}
	1243
	1244	/**
	1245	* Allocate important globals.
	1246	* @see do_libmondo_global_strings_thing
	1247	*/
	1248	void malloc_libmondo_global_strings(void)
	1249	{
[49]	1250	do_libmondo_global_strings_thing(1);
[1]	1251	}
	1252
	1253	/**
	1254	* Free important globals.
	1255	* @see do_libmondo_global_strings_thing
	1256	*/
	1257	void free_libmondo_global_strings(void)
	1258	{
[49]	1259	do_libmondo_global_strings_thing(0);
[1]	1260	}
	1261
	1262
	1263
	1264	/**
	1265	* Stop @c magicdev if it's running.
	1266	* The command used to start it is saved in @p g_magicdev_command.
	1267	*/
	1268	void stop_magicdev_if_necessary()
	1269	{
[49]	1270	strcpy(g_magicdev_command,
	1271	call_program_and_get_last_line_of_output
	1272	("ps ax \| grep -w magicdev \| grep -v grep \| tr -s '\t' ' '\| cut -d' ' -f6-99"));
	1273	if (g_magicdev_command[0]) {
	1274	log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
	1275	paranoid_system("killall magicdev");
	1276	}
[1]	1277	}
	1278
	1279
	1280	/**
	1281	* Restart magicdev if it was stopped.
	1282	*/
	1283	void restart_magicdev_if_necessary()
	1284	{
[49]	1285	char *tmp;
	1286
	1287	if (g_magicdev_command && g_magicdev_command[0]) {
[94]	1288	asprintf(&tmp, "%s &", g_magicdev_command);
[49]	1289	paranoid_system(tmp);
[94]	1290	paranoid_free(tmp);
[49]	1291	}
[1]	1292	}
	1293
	1294	/* @} - end of utilityGroup */

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