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source: MondoRescue/branches/2.2.10/mondo/src/common/libmondo-tools.c@ 2296

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Last change on this file since 2296 was 2296, checked in by Bruno Cornec, 15 years ago
Replace sprintf by mr_asprintf in mondo-rstr-compare.c All mr_asprintf call should be on one line (for quality script) and use a string as second param Improve quality script
Property svn:keywords set to `Id`
File size: 39.5 KB

Rev	Line
[2030]	1	/*
[99]	2	$Id: libmondo-tools.c 2296 2009-07-23 12:53:30Z bruno $
[1]	3	*/
	4
	5
	6	/**
	7	* @file
	8	* Miscellaneous tools that didn't really fit anywhere else.
	9	*/
	10
	11	#include "my-stuff.h"
[2211]	12	#include "mr_mem.h"
[1]	13	#include "mondostructures.h"
[541]	14	#include "lib-common-externs.h"
[1]	15	#include "libmondo-tools.h"
[541]	16	#include "libmondo-gui-EXT.h"
[1]	17	#include "libmondo-files-EXT.h"
	18	#include "libmondo-fork-EXT.h"
	19	#include "libmondo-raid-EXT.h"
[1917]	20	#include "libmondo-devices-EXT.h"
[1]	21	#include <sys/socket.h>
	22	#include <netdb.h>
[1653]	23	#include <stdlib.h>
[1]	24	#include <netinet/in.h>
	25	#include <arpa/inet.h>
[1375]	26	#include <sys/utsname.h>
[1]	27
	28	/@unused@/
[99]	29	//static char cvsid[] = "$Id: libmondo-tools.c 2296 2009-07-23 12:53:30Z bruno $";
[1]	30
	31	extern int g_tape_buffer_size_MB;
	32	extern char *g_serial_string;
	33	extern bool g_text_mode;
	34	extern int g_currentY;
	35	extern int g_current_media_number;
[1316]	36	extern char *MONDO_LOGFILE;
[1]	37
[1645]	38	/* Reference to global bkpinfo */
	39	extern struct s_bkpinfo *bkpinfo;
	40
[1]	41	/**
	42	* @addtogroup globalGroup
	43	* @{
	44	*/
[128]	45	bool g_remount_cdrom_at_end, ///< TRUE if we unmounted the CD-ROM and should remount it when done with the backup.
	46	g_remount_floppy_at_end; ///< TRUE if we unmounted the floppy and should remount it when done with the backup.
	47	bool g_cd_recovery; ///< TRUE if we're making an "autonuke" backup.
[1]	48	double g_kernel_version;
	49
	50	/**
	51	* The place where /boot is mounted.
	52	*/
[128]	53	char *g_boot_mountpt = NULL;
[1]	54
	55	/**
	56	* The location of Mondo's home directory.
	57	*/
[128]	58	char *g_mondo_home = NULL;
[1]	59
	60	/**
	61	* The serial string (used to differentiate between backups) of the current backup.
	62	*/
[128]	63	char *g_serial_string = NULL;
[1]	64
	65	/**
	66	* The location where tmpfs is mounted, or "" if it's not mounted.
[2030]	67	char *g_tmpfs_mountpt = NULL;
[1]	68	*/
[128]	69	char *g_magicdev_command = NULL;
[1]	70
	71	/**
	72	* The default maximum level to log messages at or below.
	73	*/
[128]	74	int g_loglevel = DEFAULT_DEBUG_LEVEL;
[1]	75
	76	/* @} - end of globalGroup */
	77
	78
	79	extern pid_t g_buffer_pid;
	80	extern pid_t g_main_pid;
	81
	82	extern t_bkptype g_backup_media_type;
	83
	84	extern bool am_I_in_disaster_recovery_mode(void);
	85
[1917]	86	/-----------------------------------------------------------/
	87
	88
[1]	89	/**
	90	* @addtogroup utilityGroup
	91	* @{
	92	*/
	93	/**
	94	* Assertion handler. Prints a friendly message to the user,
	95	* offering to ignore all, dump core, break to debugger,
	96	* exit, or ignore. Intended to be used with an assert() macro.
	97	*
	98	* @param file The file in which the assertion triggered.
	99	* @param function The function (@c __FUNCTION__) in which the assertion triggered.
	100	* @param line The line number of the assert() statement.
	101	* @param exp The expression that failed (as a string).
	102	*/
[128]	103	void _mondo_assert_fail(const char *file,
	104	const char function, int line, const char exp)
[1]	105	{
[128]	106	static int ignoring_assertions = 0;
	107	bool is_valid = TRUE;
[1]	108
[128]	109	log_it("ASSERTION FAILED: `%s' at %s:%d in %s", exp, file, line,
	110	function);
	111	if (ignoring_assertions) {
	112	log_it("Well, the user doesn't care...");
	113	return;
	114	}
[1]	115	#ifndef _XWIN
[128]	116	if (!g_text_mode)
	117	newtSuspend();
[1]	118	#endif
[541]	119	printf("ASSERTION FAILED: `%s'\n", exp);
	120	printf("\tat %s:%d in %s\n\n", file, line, function);
	121	printf("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
[128]	122	do {
	123	is_valid = TRUE;
	124	switch (toupper(getchar())) {
	125	case 'A': // ignore (A)ll
	126	ignoring_assertions = 1;
	127	break;
	128	case 'B': // a(B)ort
	129	signal(SIGABRT, SIG_DFL); /* prevent SIGABRT handler from running */
	130	raise(SIGABRT);
	131	break; /* "can't get here" */
	132	case 'D': // (D)ebug, aka asm("int 3")
[1]	133	#ifdef __IA32__
[128]	134	__asm__ __volatile__("int $3"); // break to debugger
[1]	135	#endif
[128]	136	break;
	137	case 'E': // (E)xit
	138	fatal_error("Failed assertion -- see above for details");
	139	break; /* "can't get here" */
	140	case 'I': // (I)gnore
	141	break;
	142	/* These next two work as follows:
	143	the `default' catches the user's invalid choice and says so;
	144	the '\n' catches the newline on the end and prints the prompt again.
	145	*/
	146	case '\n':
	147	printf
[541]	148	("(I)gnore, ignore (A)ll, (D)ebug, a(B)ort, or (E)xit? ");
[128]	149	break;
	150	default:
	151	is_valid = FALSE;
[541]	152	printf("Invalid choice.\n");
[128]	153	break;
	154	}
	155	} while (!is_valid);
	156
	157	if (ignoring_assertions) {
	158	log_it("Ignoring ALL assertions from now on.");
	159	} else {
	160	log_it("Ignoring assertion: %s", exp);
[1]	161	}
	162
[128]	163	getchar(); // skip \n
[1]	164
	165	#ifndef _XWIN
[128]	166	if (!g_text_mode)
	167	newtResume();
[1]	168	#endif
	169	}
	170
	171	/**
	172	* Clean's up users' KDE desktops.
	173	* @bug Details about this function are unknown.
	174	*/
	175	void clean_up_KDE_desktop_if_necessary(void)
	176	{
[128]	177	char *tmp;
[1]	178
[128]	179	malloc_string(tmp);
	180	strcpy(tmp,
	181	"for i in `find /root /home -type d -name Desktop -maxdepth 2`; do \
[1]	182	file=$i/.directory; if [ -f \"$file\" ] ; then mv -f $file $file.old ; \
[273]	183	awk '{if (index($0, \"rootimagesmindi\")) { while (length($0)>2) { getline;} ; } \
[275]	184	else { print $0;};}' $file.old > $file ; fi ; done");
[128]	185	run_program_and_log_output(tmp, 5);
	186	paranoid_free(tmp);
[1]	187	}
	188
	189
	190	/**
	191	* Locate mondoarchive's home directory. Searches in /usr/local/mondo, /usr/share/mondo,
	192	* /usr/local/share/mondo, /opt, or if all else fails, search /usr.
	193	*
	194	* @param home_sz String to store the home directory ("" if it could not be found).
	195	* @return 0 for success, nonzero for failure.
	196	*/
	197	int find_and_store_mondoarchives_home(char *home_sz)
	198	{
[128]	199	assert(home_sz != NULL);
[424]	200	strcpy(home_sz, MONDO_SHARE);
[182]	201	return (0);
[1]	202	}
	203
	204
[1375]	205	char *get_architecture(void) {
[1]	206	#ifdef __IA32__
[1375]	207	# ifdef __X86_64__
	208	return ("x86_64");
	209	# else
	210	return ("i386");
	211	# endif
[1]	212	#endif
	213	#ifdef __IA64__
[128]	214	return ("ia64");
[1]	215	#endif
[128]	216	return ("unknown");
[1]	217	}
	218
	219
[1375]	220	char *get_uname_m(void) {
[1]	221
[1375]	222	struct utsname utsn;
	223	char *tmp = NULL;
	224
	225	uname(&utsn);
[2211]	226	mr_asprintf(&tmp, "%s", utsn.machine);
[1375]	227	return (tmp);
	228	}
	229
	230
	231
	232	double get_kernel_version(void)
[1]	233	{
[128]	234	char *p, tmp[200];
	235	double d;
[1]	236	#ifdef __FreeBSD__
[128]	237	// JOSH - FIXME :)
	238	d = 5.2; // :-)
[1]	239	#else
[128]	240	strcpy(tmp, call_program_and_get_last_line_of_output("uname -r"));
	241	p = strchr(tmp, '.');
	242	if (p) {
	243	p = strchr(++p, '.');
	244	if (p) {
	245	while (*p) {
	246	p = (p + 1);
	247	p++;
	248	}
	249	}
	250	}
[1]	251	// log_msg(1, "tmp = '%s'", tmp);
[128]	252	d = atof(tmp);
[1]	253	#endif
[128]	254	log_msg(1, "g_kernel_version = %f", d);
	255	return (d);
[1]	256	}
	257
	258
	259
	260
	261
	262	/**
	263	* Get the current time.
	264	* @return number of seconds since the epoch.
	265	*/
[128]	266	long get_time()
[1]	267	{
[128]	268	return (long) time((void *) 0);
[1]	269	}
	270
	271
	272
	273
	274
	275
	276
	277	/**
	278	* Initialize a RAID volume structure, setting fields to zero. The
	279	* actual hard drive is unaffected.
	280	*
	281	* @param raidrec The RAID volume structure to initialize.
	282	* @note This function is system dependent.
	283	*/
	284	#ifdef __FreeBSD__
[128]	285	void initialize_raidrec(struct vinum_volume *raidrec)
[1]	286	{
[128]	287	int i, j;
	288	raidrec->volname[0] = '\0';
	289	raidrec->plexes = 0;
	290	for (i = 0; i < 9; ++i) {
	291	raidrec->plex[i].raidlevel = -1;
	292	raidrec->plex[i].stripesize = 0;
	293	raidrec->plex[i].subdisks = 0;
	294	for (j = 0; j < 9; ++j) {
	295	strcpy(raidrec->plex[i].sd[j].which_device, "");
	296	}
	297	}
[1]	298	}
	299	#else
[128]	300	void initialize_raidrec(struct raid_device_record *raidrec)
[1]	301	{
[128]	302	assert(raidrec != NULL);
	303	raidrec->raid_device[0] = '\0';
[558]	304	raidrec->raid_level = -9;
[128]	305	raidrec->persistent_superblock = 1;
[558]	306	raidrec->chunk_size = 64;
	307	raidrec->parity = -1;
[128]	308	raidrec->data_disks.entries = 0;
	309	raidrec->spare_disks.entries = 0;
	310	raidrec->parity_disks.entries = 0;
	311	raidrec->failed_disks.entries = 0;
	312	raidrec->additional_vars.entries = 0;
[1]	313	}
	314	#endif
	315
	316
	317
	318
	319	/**
	320	* Insert modules that Mondo requires.
[1236]	321	* Currently inserts @c msdos, @c vfat, and @c loop for Linux;
[1]	322	* @c msdosfs and @c ext2fs for FreeBSD.
	323	*/
	324	void insmod_crucial_modules(void)
	325	{
	326	#ifdef __FreeBSD__
[128]	327	system("kldstat \| grep msdosfs \|\| kldload msdosfs 2> /dev/null");
	328	system("kldstat \| grep ext2fs \|\| kldload ext2fs 2> /dev/null");
[1]	329	#else
[1236]	330	system("modprobe -a msdos vfat loop &> /dev/null");
[1]	331	#endif
	332	}
	333
	334
	335	/**
[541]	336	* Log a trace message to the trace file.
	337	* @bug This function seems orphaned. Please remove.
	338	*/
	339	void log_trace(char *o)
	340	{
	341	/@ pointers *************************************************** */
	342	FILE *fout;
	343
	344	/@ buffers **************************************************** */
	345	char output[MAX_STR_LEN];
	346
	347	/@ int ***************************************************** */
	348	int i;
	349
	350	/@ end vars ************************************************** */
	351
	352	if (o[0] == '\0') {
	353	return;
	354	}
	355	strcpy(output, o);
	356	i = (int) strlen(output);
	357	if (i <= 0) {
	358	return;
	359	}
	360	if (output[i - 1] < 32) {
	361	output[i - 1] = '\0';
	362	}
	363	if (g_text_mode
	364	/* && !strstr(last_line_of_file(MONDO_LOGFILE),output) */ ) {
	365	printf("%s\n", output);
	366	}
	367
	368	fout = fopen(MONDO_TRACEFILE, "a");
	369	if (fout) {
	370	fprintf(fout, "%s\n", output);
	371	paranoid_fclose(fout);
	372	} else {
	373	log_OS_error("Cannot write to tracefile");
	374	}
	375	}
	376
	377
	378
	379
	380
	381	/**
[1]	382	* Finish configuring the backup information structure. Call this function
	383	* to set the parameters that depend on those that can be given on the command
	384	* line.
	385	*
	386	* @param bkpinfo The backup information structure. Fields modified/used:
	387	* - Used: @c bkpinfo->backup_data
	388	* - Used: @c bkpinfo->backup_media_type
	389	* - Used: @c bkpinfo->cdrw_speed
	390	* - Used: @c bkpinfo->compression_level
	391	* - Used: @c bkpinfo->include_paths
[20]	392	* - Used: @c bkpinfo->prefix
[1]	393	* - Used: @c bkpinfo->isodir
	394	* - Used: @c bkpinfo->manual_cd_tray
	395	* - Used: @c bkpinfo->make_cd_use_lilo
	396	* - Used: @c bkpinfo->media_device
	397	* - Used: @c bkpinfo->nfs_mount
	398	* - Used: @c bkpinfo->nonbootable_backup
	399	* - Used: @c bkpinfo->scratchdir
	400	* - Used: @c bkpinfo->tmpdir
	401	* - Used: @c bkpinfo->use_lzo
	402	* - Modified: @c bkpinfo->call_before_iso
	403	* - Modified: @c bkpinfo->call_make_iso
	404	* - Modified: @c bkpinfo->optimal_set_size
	405	* - Modified: @c bkpinfo->zip_exe
	406	* - Modified: @c bkpinfo->zip_suffix
	407	*
	408	* @return number of errors, or 0 for success.
	409	* @note Also creates directories that are specified in the @c bkpinfo structure but
	410	* do not exist.
	411	*/
[1645]	412	int post_param_configuration()
[1]	413	{
[2211]	414	char *extra_cdrom_params = NULL;
	415	char *mondo_mkisofs_sz = NULL;
[2262]	416	char *command = NULL;
[128]	417	char *mtpt;
[2211]	418	char *hostname;
	419	char *ip_address = NULL;
[128]	420	int retval = 0;
	421	char *colon;
	422	char *cdr_exe;
[2262]	423	char *tmp = NULL;
[163]	424	char call_before_iso_user[MAX_STR_LEN] = "\0";
[2030]	425	/*
	426	long avm = 0;
[128]	427	int rdsiz_MB;
[2030]	428	*/
[2262]	429	char *iso_dev = NULL;
	430	char *iso_mnt = NULL;
	431	char *iso_tmp = NULL;
	432	char *iso_path = NULL;
[1]	433
[128]	434	assert(bkpinfo != NULL);
	435	malloc_string(mtpt);
	436	malloc_string(hostname);
	437	malloc_string(cdr_exe);
	438	bkpinfo->optimal_set_size =
[686]	439	(IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type) ? 16 : 16) *
[128]	440	1024;
[1]	441
[128]	442	log_msg(1, "Foo");
	443	if (bkpinfo->backup_media_type == tape) {
	444	log_msg(1, "Bar");
[2262]	445	mr_asprintf(&tmp, "mt -f %s status", bkpinfo->media_device);
[128]	446	log_msg(1, "tmp = '%s'", tmp);
	447	if (run_program_and_log_output(tmp, 3)) {
[2262]	448	mr_free(tmp);
[128]	449	fatal_error
	450	("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.");
	451	}
[2262]	452	mr_free(tmp);
[1]	453	}
[128]	454	make_hole_for_dir(bkpinfo->scratchdir);
	455	if (bkpinfo->backup_media_type == iso)
	456	make_hole_for_dir(bkpinfo->isodir);
[1]	457
[128]	458	run_program_and_log_output("uname -a", 5);
[678]	459	run_program_and_log_output("cat /etc/*-release", 5);
[128]	460	run_program_and_log_output("cat /etc/issue", 5);
[1]	461	#ifdef __FreeBSD__
	462	#else
[128]	463	run_program_and_log_output("cat /proc/cpuinfo", 5);
	464	run_program_and_log_output
	465	("rpm -q newt newt-devel slang slang-devel ncurses ncurses-devel gcc",
	466	5);
[1]	467	#endif
[128]	468
	469	if (bkpinfo->use_lzo) {
	470	strcpy(bkpinfo->zip_exe, "lzop");
	471	strcpy(bkpinfo->zip_suffix, "lzo");
[998]	472	} else if (bkpinfo->use_gzip) {
	473	strcpy(bkpinfo->zip_exe, "gzip");
	474	strcpy(bkpinfo->zip_suffix, "gz");
[128]	475	} else if (bkpinfo->compression_level != 0) {
	476	strcpy(bkpinfo->zip_exe, "bzip2");
	477	strcpy(bkpinfo->zip_suffix, "bz2");
	478	} else {
	479	bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
[1]	480	}
	481
	482	// DVD
	483
[128]	484	if (bkpinfo->backup_media_type == dvd) {
	485	if (find_home_of_exe("growisofs")) {
	486	strcpy(cdr_exe, "growisofs");
	487	} // unlikely to be used
	488	else {
	489	fatal_error("Please install growisofs.");
	490	}
	491	if (bkpinfo->nonbootable_backup) {
[2211]	492	mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_NONBOOT);
[128]	493	} else if
[1]	494	#ifdef __FreeBSD__
[128]	495	(TRUE)
[1]	496	#else
[128]	497	(bkpinfo->make_cd_use_lilo)
[1]	498	#endif
	499	#ifdef __IA64__
[128]	500	{
[2211]	501	mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_ELILO);
[128]	502	}
[1]	503	#else
	504	{
[2211]	505	mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_LILO);
[1]	506	}
[128]	507	#endif
	508	else
	509	{
[2211]	510	mr_asprintf(&mondo_mkisofs_sz, MONDO_GROWISOFS_REGULAR_SYSLINUX);
[128]	511	}
	512	if (bkpinfo->manual_cd_tray) {
[2211]	513	paranoid_free(mondo_mkisofs_sz);
[128]	514	fatal_error("Manual CD tray + DVD not supported yet.");
	515	// -m isn't supported by growisofs, BTW...
	516	} else {
	517	sprintf(bkpinfo->call_make_iso,
	518	"%s %s -Z %s . 2>> _ERR_",
	519	mondo_mkisofs_sz,
[2211]	520	"", bkpinfo->media_device);
	521	paranoid_free(mondo_mkisofs_sz);
[128]	522	}
[153]	523	if (getenv ("SUDO_COMMAND")) {
[2262]	524	mr_asprintf(&command, "strings `which growisofs` \| grep -c SUDO_COMMAND");
[679]	525	if (!strcmp(call_program_and_get_last_line_of_output(command), "1")) {
[2262]	526	mr_free(command);
[679]	527	popup_and_OK("Fatal Error: Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
	528	fatal_error("Can't write DVDs as sudo because growisofs doesn't support this - see the growisofs manpage for details.");
	529	}
[2262]	530	mr_free(command);
[153]	531	}
[128]	532	log_msg(2, "call_make_iso (DVD res) is ... %s",
	533	bkpinfo->call_make_iso);
	534	} // end of DVD code
[1]	535
	536	// CD-R or CD-RW
[128]	537	if (bkpinfo->backup_media_type == cdrw
	538	\|\| bkpinfo->backup_media_type == cdr) {
	539	if (!bkpinfo->manual_cd_tray) {
[2211]	540	mr_asprintf(&extra_cdrom_params, "-waiti ");
[128]	541	}
	542	if (bkpinfo->backup_media_type == cdrw) {
[2211]	543	mr_asprintf(&extra_cdrom_params, "blank=fast ");
[128]	544	}
	545	if (find_home_of_exe("cdrecord")) {
	546	strcpy(cdr_exe, "cdrecord");
	547	} else if (find_home_of_exe("dvdrecord")) {
	548	strcpy(cdr_exe, "dvdrecord");
	549	} else {
	550	fatal_error("Please install either cdrecord or dvdrecord.");
	551	}
	552	if (bkpinfo->nonbootable_backup) {
[2211]	553	mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_NONBOOT);
[128]	554	} else if
[1]	555	#ifdef __FreeBSD__
[128]	556	(TRUE)
[1]	557	#else
[128]	558	(bkpinfo->make_cd_use_lilo)
[1]	559	#endif
	560	#ifdef __IA64__
	561	{
[2211]	562	mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_ELILO);
[1]	563	}
[128]	564	#else
[1]	565	{
[2211]	566	mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_LILO);
[1]	567	}
[128]	568	#endif
	569	else
	570	{
[2211]	571	mr_asprintf(&mondo_mkisofs_sz, MONDO_MKISOFS_REGULAR_SYSLINUX);
[128]	572	}
	573	if (bkpinfo->manual_cd_tray) {
[163]	574	if (bkpinfo->call_before_iso[0] == '\0') {
[128]	575	sprintf(bkpinfo->call_before_iso,
[1666]	576	"%s -o %s/"MONDO_TMPISOS" . 2>> _ERR_",
[163]	577	mondo_mkisofs_sz, bkpinfo->tmpdir);
	578	} else {
	579	strncpy(call_before_iso_user, bkpinfo->call_before_iso, MAX_STR_LEN);
	580	sprintf (bkpinfo->call_before_iso,
[1666]	581	"( %s -o %s/"MONDO_TMPISOS" . 2>> _ERR_ ; %s )",
[163]	582	mondo_mkisofs_sz, bkpinfo->tmpdir, call_before_iso_user);
	583	}
	584	log_it("bkpinfo->call_before_iso = %s", bkpinfo->call_before_iso);
[128]	585	sprintf(bkpinfo->call_make_iso,
[1666]	586	"%s %s -v %s fs=4m dev=%s speed=%d %s/"MONDO_TMPISOS,
[128]	587	cdr_exe, (bkpinfo->please_dont_eject) ? " " : "-eject",
	588	extra_cdrom_params, bkpinfo->media_device,
	589	bkpinfo->cdrw_speed, bkpinfo->tmpdir);
	590	} else {
	591	sprintf(bkpinfo->call_make_iso,
	592	"%s . 2>> _ERR_ \| %s %s %s fs=4m dev=%s speed=%d -",
	593	mondo_mkisofs_sz, cdr_exe,
	594	(bkpinfo->please_dont_eject) ? " " : "-eject",
	595	extra_cdrom_params, bkpinfo->media_device,
	596	bkpinfo->cdrw_speed);
	597	}
[2211]	598	paranoid_free(mondo_mkisofs_sz);
	599	paranoid_free(extra_cdrom_params);
[128]	600	} // end of CD code
[1]	601
[128]	602	if (bkpinfo->backup_media_type == iso) {
	603
[1]	604	/* Patch by Conor Daly <conor.daly@met.ie>
	605	* 23-june-2004
	606	* Break up isodir into iso_mnt and iso_path
	607	* These will be used along with iso-dev at restore time
	608	* to locate the ISOs where ever they're mounted
	609	*/
	610
[128]	611	log_it("isodir = %s", bkpinfo->isodir);
[2296]	612	mr_asprintf(&command, "df -P %s \| tail -n1 \| cut -d' ' -f1", bkpinfo->isodir);
[128]	613	log_it("command = %s", command);
[2262]	614	log_it("res of it = %s", call_program_and_get_last_line_of_output(command));
	615	mr_asprintf(&iso_dev, "%s", call_program_and_get_last_line_of_output(command));
	616	mr_asprintf(&tmp, "%s/ISO-DEV", bkpinfo->tmpdir);
	617	write_one_liner_data_file(tmp, call_program_and_get_last_line_of_output(command));
	618	mr_free(tmp);
	619	mr_free(command);
[1]	620
[2262]	621	mr_asprintf(&command, "mount \| grep -w %s \| tail -n1 \| cut -d' ' -f3", iso_dev);
	622	mr_free(iso_dev);
	623
[128]	624	log_it("command = %s", command);
[2262]	625	log_it("res of it = %s", call_program_and_get_last_line_of_output(command));
	626	mr_asprintf(&iso_mnt, "%s", call_program_and_get_last_line_of_output(command));
	627	mr_asprintf(&tmp, "%s/ISO-MNT", bkpinfo->tmpdir);
	628	write_one_liner_data_file(tmp, call_program_and_get_last_line_of_output(command));
	629	mr_free(tmp);
	630	mr_free(command);
	631
[128]	632	log_it("isomnt: %s, %d", iso_mnt, strlen(iso_mnt));
[2262]	633	mr_asprintf(&iso_tmp, "%s", bkpinfo->isodir);
[128]	634	if (strlen(iso_tmp) < strlen(iso_mnt)) {
[2262]	635	mr_asprintf(&iso_path, "%s", "");
[128]	636	} else {
[2262]	637	mr_asprintf(&iso_path, "%s", iso_tmp + strlen(iso_mnt));
[128]	638	}
[2262]	639	mr_free(iso_tmp);
	640
	641	mr_asprintf(&tmp, "%s/ISODIR", bkpinfo->tmpdir);
[128]	642	write_one_liner_data_file(tmp, iso_path);
[2262]	643	mr_free(tmp);
	644
[128]	645	log_it("isodir: %s", iso_path);
[2262]	646	mr_free(iso_path);
	647
	648	mr_asprintf(&tmp, "%s/ISO-PREFIX", bkpinfo->tmpdir);
[148]	649	write_one_liner_data_file(tmp, bkpinfo->prefix);
[2262]	650	mr_free(tmp);
	651
[148]	652	log_it("iso-prefix: %s", bkpinfo->prefix);
[1]	653
	654	/* End patch */
[128]	655	} // end of iso code
[1]	656
[128]	657	if (bkpinfo->backup_media_type == nfs) {
	658	strcpy(hostname, bkpinfo->nfs_mount);
	659	colon = strchr(hostname, ':');
	660	if (!colon) {
	661	log_it("nfs mount doesn't have a colon in it");
	662	retval++;
	663	} else {
	664	struct hostent *hent;
[1]	665
[128]	666	*colon = '\0';
	667	hent = gethostbyname(hostname);
	668	if (!hent) {
	669	log_it("Can't resolve NFS mount (%s): %s", hostname,
	670	hstrerror(h_errno));
	671	retval++;
	672	} else {
[2291]	673	mr_asprintf(&ip_address, "%s", inet_ntoa((struct in_addr) ((struct in_addr ) hent->h_addr)));
[2211]	674	mr_strcat(ip_address, strchr(bkpinfo->nfs_mount, ':'));
[128]	675	strcpy(bkpinfo->nfs_mount, ip_address);
[2211]	676	paranoid_free(ip_address);
[128]	677	}
	678	}
[1645]	679	store_nfs_config();
[128]	680	}
[1]	681
[128]	682	log_it("Finished processing incoming params");
	683	if (retval) {
	684	fprintf(stderr, "Type 'man mondoarchive' for help.\n");
	685	}
	686	if (strlen(bkpinfo->tmpdir) < 2 \|\| strlen(bkpinfo->scratchdir) < 2) {
	687	log_it("tmpdir or scratchdir are blank/missing");
	688	retval++;
	689	}
	690	if (bkpinfo->include_paths[0] == '\0') {
	691	// fatal_error ("Why no backup path?");
	692	strcpy(bkpinfo->include_paths, "/");
	693	}
	694	chmod(bkpinfo->scratchdir, 0700);
	695	g_backup_media_type = bkpinfo->backup_media_type;
	696	paranoid_free(mtpt);
	697	paranoid_free(hostname);
	698	paranoid_free(cdr_exe);
	699	return (retval);
[1]	700	}
	701
	702
	703
	704	/**
	705	* Do some miscellaneous setup tasks to be performed before filling @c bkpinfo.
	706	* Seeds the random-number generator, loads important modules, checks the sanity
	707	* of the user's Linux distribution, and deletes logfile.
	708	* @param bkpinfo The backup information structure. Will be initialized.
	709	* @return number of errors (0 for success)
	710	*/
[1645]	711	int pre_param_configuration()
[1]	712	{
[128]	713	int res = 0;
[1652]	714	char *tmp = NULL;
[1]	715
[128]	716	make_hole_for_dir(MNT_CDROM);
	717	assert(bkpinfo != NULL);
	718	srandom((unsigned long) (time(NULL)));
	719	insmod_crucial_modules();
	720	if (bkpinfo->disaster_recovery) {
	721	if (!does_nonMS_partition_exist()) {
	722	fatal_error
	723	("I am in disaster recovery mode\nPlease don't run mondoarchive.");
	724	}
	725	}
[1]	726
[128]	727	unlink(MONDO_TRACEFILE);
[2211]	728	mr_asprintf(&tmp,"rm -Rf %s/changed.files*",MONDO_CACHE);
[1652]	729	run_program_and_log_output(tmp, FALSE);
	730	paranoid_free(tmp);
[128]	731	if (find_and_store_mondoarchives_home(g_mondo_home)) {
	732	fprintf(stderr,
	733	"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");
	734	res++;
	735	return (res);
	736	}
	737	res += some_basic_system_sanity_checks();
	738	if (res) {
	739	log_it("Your distribution did not pass Mondo's sanity test.");
	740	}
	741	g_current_media_number = 1;
	742	bkpinfo->postnuke_tarball[0] = bkpinfo->nfs_mount[0] = '\0';
	743	return (res);
[1]	744	}
	745
[1655]	746	void setup_tmpdir(char *path) {
[1967]	747
[1653]	748	char *tmp = NULL;
[1654]	749	char *p = NULL;
[1]	750
[1999]	751	if ((bkpinfo->tmpdir != NULL) && (strstr(bkpinfo->tmpdir,"mondo.tmp.") != NULL)) {
[1655]	752	/* purging a potential old tmpdir */
[2211]	753	mr_asprintf(&tmp,"rm -Rf %s",bkpinfo->tmpdir);
[1657]	754	system(tmp);
[1655]	755	paranoid_free(tmp);
	756	}
[1967]	757
[1657]	758	if (path != NULL) {
[2211]	759	mr_asprintf(&tmp, "%s/mondo.tmp.XXXXXX", path);
[1657]	760	} else if (getenv("TMPDIR")) {
[2211]	761	mr_asprintf(&tmp, "%s/mondo.tmp.XXXXXX", getenv("TMPDIR"));
[1653]	762	} else if (getenv("TMP")) {
[2211]	763	mr_asprintf(&tmp, "%s/mondo.tmp.XXXXXX", getenv("TMP"));
[1653]	764	} else {
[2211]	765	mr_asprintf(&tmp, "/tmp/mondo.tmp.XXXXXX");
[1653]	766	}
[1654]	767	p = mkdtemp(tmp);
	768	if (p == NULL) {
	769	log_it("Failed to create global tmp directory %s for Mondo.",tmp);
[1653]	770	finish(-1);
	771	}
[1654]	772	strcpy(bkpinfo->tmpdir,p);
	773	paranoid_free(tmp);
[1653]	774	}
[1]	775
	776
	777	/**
	778	* Reset all fields of the backup information structure to a sensible default.
	779	* @param bkpinfo The @c bkpinfo to reset.
	780	*/
[1645]	781	void reset_bkpinfo()
[1]	782	{
[128]	783	int i;
[1]	784
[128]	785	log_msg(1, "Hi");
	786	assert(bkpinfo != NULL);
	787	memset((void *) bkpinfo, 0, sizeof(struct s_bkpinfo));
[1653]	788
[128]	789	bkpinfo->media_device[0] = '\0';
	790	for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
	791	bkpinfo->media_size[i] = -1;
	792	}
	793	bkpinfo->boot_loader = '\0';
	794	bkpinfo->boot_device[0] = '\0';
	795	bkpinfo->zip_exe[0] = '\0';
	796	bkpinfo->zip_suffix[0] = '\0';
[1966]	797	bkpinfo->image_devs[0] = '\0';
	798	bkpinfo->compression_level = 3;
[128]	799	bkpinfo->use_lzo = FALSE;
[998]	800	bkpinfo->use_gzip = FALSE;
[128]	801	bkpinfo->do_not_compress_these[0] = '\0';
	802	bkpinfo->verify_data = FALSE;
	803	bkpinfo->backup_data = FALSE;
	804	bkpinfo->restore_data = FALSE;
[1966]	805	bkpinfo->use_star = FALSE;
	806	bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
[128]	807	bkpinfo->disaster_recovery =
	808	(am_I_in_disaster_recovery_mode()? TRUE : FALSE);
	809	if (bkpinfo->disaster_recovery) {
	810	strcpy(bkpinfo->isodir, "/");
	811	} else {
[2059]	812	strcpy(bkpinfo->isodir, MONDO_CACHE);
[128]	813	}
[148]	814	strcpy(bkpinfo->prefix, STD_PREFIX);
[1966]	815	sensibly_set_tmpdir_and_scratchdir();
[1]	816
[128]	817	bkpinfo->optimal_set_size = 0;
	818	strcpy(bkpinfo->include_paths, "/");
[1966]	819	bkpinfo->make_filelist = TRUE; // unless -J supplied to mondoarchive
	820	bkpinfo->include_paths[0] = '\0';
[128]	821	bkpinfo->exclude_paths[0] = '\0';
[1966]	822	bkpinfo->restore_path[0] = '\0';
[128]	823	bkpinfo->call_before_iso[0] = '\0';
	824	bkpinfo->call_make_iso[0] = '\0';
	825	bkpinfo->call_burn_iso[0] = '\0';
	826	bkpinfo->call_after_iso[0] = '\0';
	827	bkpinfo->kernel_path[0] = '\0';
	828	bkpinfo->nfs_mount[0] = '\0';
[2226]	829	bkpinfo->nfs_user = NULL;
[128]	830	bkpinfo->nfs_remote_dir[0] = '\0';
[1966]	831	bkpinfo->postnuke_tarball[0] = '\0';
[128]	832	bkpinfo->wipe_media_first = FALSE;
[1966]	833	bkpinfo->differential = 0;
	834	bkpinfo->please_dont_eject = FALSE;
[128]	835	bkpinfo->cdrw_speed = 0;
[1966]	836	bkpinfo->manual_cd_tray = FALSE;
	837	bkpinfo->nonbootable_backup = FALSE;
	838	bkpinfo->make_cd_use_lilo = FALSE;
	839	bkpinfo->use_obdr = FALSE;
[1967]	840	bkpinfo->restore_mode = interactive;
[1]	841	}
	842
	843
	844
	845
	846	/**
	847	* Get the remaining free space (in MB) on @p partition.
	848	* @param partition The partition to check free space on (either a device or a mountpoint).
	849	* @return The free space on @p partition, in MB.
	850	*/
[128]	851	long free_space_on_given_partition(char *partition)
[1]	852	{
[2262]	853	char *out_sz = NULL;
	854	char *command = NULL;
[128]	855	long res;
[1]	856
[128]	857	assert_string_is_neither_NULL_nor_zerolength(partition);
[1]	858
[2262]	859	mr_asprintf(&command, "df -m -P %s 1> /dev/null 2> /dev/null", partition);
[128]	860	if (system(command)) {
[2262]	861	mr_free(command);
[128]	862	return (-1);
	863	} // partition does not exist
[2262]	864	mr_free(command);
	865
	866	mr_asprintf(&command, "df -m -P %s \| tail -n1 \| tr -s ' ' '\t' \| cut -f4",
[128]	867	partition);
[2262]	868	mr_asprintf(&out_sz, "%s", call_program_and_get_last_line_of_output(command));
	869	mr_free(command);
	870
[128]	871	if (strlen(out_sz) == 0) {
[2262]	872	mr_free(out_sz);
[128]	873	return (-1);
	874	} // error within df, probably
	875	res = atol(out_sz);
[2262]	876	mr_free(out_sz);
[128]	877	return (res);
[1]	878	}
	879
	880
	881
	882	/**
	883	* Check the user's system for sanity. Checks performed:
	884	* - make sure user has enough RAM (32mb required, 64mb recommended)
	885	* - make sure user has enough free space in @c /
	886	* - check kernel for ramdisk support
	887	* - make sure afio, cdrecord, mkisofs, bzip2, awk, md5sum, strings, mindi, and buffer exist
	888	* - make sure CD-ROM is unmounted
	889	* - make sure user's mountlist is OK by running <tt>mindi --makemountlist</tt>
	890	*
	891	* @return number of problems with the user's setup (0 for success)
	892	*/
[128]	893	int some_basic_system_sanity_checks()
[1]	894	{
	895
[128]	896	/@ buffers *********** */
[2262]	897	char *tmp = NULL;
[1]	898
[128]	899	/@ int's ************** */
	900	int retval = 0;
[1]	901
[128]	902	mvaddstr_and_log_it(g_currentY, 0,
	903	"Checking sanity of your Linux distribution");
[1]	904	#ifndef __FreeBSD__
[1737]	905	if (system("which mkfs.vfat 2> /dev/null 1> /dev/null")
	906	&& !system("which mkfs.msdos 2> /dev/null 1> /dev/null")) {
[128]	907	log_it
	908	("OK, you've got mkfs.msdos but not mkfs.vfat; time for the fairy to wave her magic wand...");
	909	run_program_and_log_output
	910	("ln -sf `which mkfs.msdos` /sbin/mkfs.vfat", FALSE);
	911	}
[2296]	912	mr_asprintf(&tmp, "%s", call_program_and_get_last_line_of_output("free \| grep Mem \| head -n1 \| tr -s ' ' '\t' \| cut -f2"));
[128]	913	if (atol(tmp) < 35000) {
	914	retval++;
[541]	915	log_to_screen("You must have at least 32MB of RAM to use Mondo.");
[128]	916	}
	917	if (atol(tmp) < 66000) {
	918	log_to_screen
[541]	919	("WARNING! You have very little RAM. Please upgrade to 64MB or more.");
[128]	920	}
[2262]	921	mr_free(tmp);
[1]	922	#endif
	923
[128]	924	if (system("which " MKE2FS_OR_NEWFS " > /dev/null 2> /dev/null")) {
	925	retval++;
	926	log_to_screen
	927	("Unable to find " MKE2FS_OR_NEWFS " in system path.");
	928	fatal_error
	929	("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. :)");
	930	}
[1]	931	#ifndef __FreeBSD__
[128]	932	if (run_program_and_log_output
[273]	933	("grep ramdisk /proc/devices", FALSE)) {
[2194]	934	/* Some SuSE have ramdisk as modules, so insert it first, then test again */
[2195]	935	run_program_and_log_output("modprobe brd 2> /dev/null > /dev/null",FALSE);
[2194]	936	if (run_program_and_log_output
	937	("grep ramdisk /proc/devices", FALSE)) {
	938	if (!ask_me_yes_or_no
	939	("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?"))
	940	{
	941	// retval++;
	942	log_to_screen
	943	("It looks as if your kernel lacks ramdisk and initrd support.");
	944	log_to_screen
	945	("I'll allow you to proceed but FYI, if I'm right, your kernel is broken.");
	946	}
[128]	947	}
	948	}
[1]	949	#endif
[128]	950	retval += whine_if_not_found(MKE2FS_OR_NEWFS);
	951	retval += whine_if_not_found("mkisofs");
	952	if (system("which dvdrecord > /dev/null 2> /dev/null")) {
	953	retval += whine_if_not_found("cdrecord");
	954	}
	955	retval += whine_if_not_found("bzip2");
[998]	956	retval += whine_if_not_found("gzip");
[128]	957	retval += whine_if_not_found("awk");
	958	retval += whine_if_not_found("md5sum");
	959	retval += whine_if_not_found("strings");
	960	retval += whine_if_not_found("mindi");
	961	retval += whine_if_not_found("buffer");
[1]	962
[128]	963	// abort if Windows partition but no ms-sys and parted
[1855]	964	if (!run_program_and_log_output("mount \| grep -Ew 'vfat\|fat\|dos' \| grep -vE \"/dev/fd\|nexdisk\"", 0)) {
[541]	965	log_to_screen("I think you have a Windows 9x partition.");
[128]	966	retval += whine_if_not_found("parted");
[1]	967	}
	968
[128]	969	if (!find_home_of_exe("cmp")) {
	970	if (!find_home_of_exe("true")) {
	971	whine_if_not_found("cmp");
	972	} else {
	973	log_to_screen
[541]	974	("Your system lacks the 'cmp' binary. I'll create a dummy cmp for you.");
[128]	975	if (run_program_and_log_output
	976	("cp -f `which true` /usr/bin/cmp", 0)) {
	977	fatal_error("Failed to create dummy 'cmp' file.");
	978	}
	979	}
[1]	980	}
[128]	981	run_program_and_log_output
	982	("umount `mount \| grep cdr \| cut -d' ' -f3 \| tr '\n' ' '`", 5);
[2296]	983	mr_asprintf(&tmp, "%s", call_program_and_get_last_line_of_output("mount \| grep -E \"cdr(om\|w)\""));
[128]	984	if (strcmp("", tmp)) {
	985	if (strstr(tmp, "autofs")) {
	986	log_to_screen
[541]	987	("Your CD-ROM is mounted via autofs. I therefore cannot tell");
[128]	988	log_to_screen
[541]	989	("if a CD actually is inserted. If a CD is inserted, please");
	990	log_to_screen("eject it. Thank you.");
[128]	991	log_it
	992	("Ignoring autofs CD-ROM 'mount' since we hope nothing's in it.");
	993	} else
	994	if (run_program_and_log_output("uname -a \| grep Knoppix", 5)) {
	995	retval++;
[2262]	996	mr_free(tmp);
	997	fatal_error("Your CD-ROM drive is mounted. Please unmount it.");
[128]	998	}
	999	}
[2262]	1000	mr_free(tmp);
[1]	1001
[128]	1002	run_program_and_log_output("cat /etc/fstab", 5);
[1]	1003	#ifdef __FreeBSD__
[128]	1004	run_program_and_log_output("vinum printconfig", 5);
[1]	1005	#else
[128]	1006	run_program_and_log_output("cat /etc/raidtab", 5);
[1]	1007	#endif
	1008
[128]	1009	if (run_program_and_log_output("mindi -V", 1)) {
[541]	1010	log_to_screen("Could not ascertain mindi's version number.");
[128]	1011	log_to_screen
[541]	1012	("You have not installed Mondo and/or Mindi properly.");
	1013	log_to_screen("Please uninstall and reinstall them both.");
[128]	1014	fatal_error("Please reinstall Mondo and Mindi.");
	1015	}
[2262]	1016	mr_asprintf(&tmp, "mindi --makemountlist %s/mountlist.txt.test", bkpinfo->tmpdir);
[1644]	1017	if (run_program_and_log_output(tmp, 5)) {
[2262]	1018	mr_free(tmp);
	1019	mr_asprintf(&tmp, "mindi --makemountlist %s/mountlist.txt.test failed for some reason.", bkpinfo->tmpdir);
[1644]	1020	log_to_screen(tmp);
[128]	1021	log_to_screen
[541]	1022	("Please run that command by hand and examine /var/log/mindi.log");
[128]	1023	log_to_screen
[541]	1024	("for more information. Perhaps your /etc/fstab file is insane.");
[128]	1025	log_to_screen
[541]	1026	("Perhaps Mindi's MakeMountlist() subroutine has a bug. We'll see.");
[128]	1027	retval++;
	1028	}
[2262]	1029	mr_free(tmp);
[1]	1030
[196]	1031	if (!run_program_and_log_output("parted2fdisk -l \| grep -i raid", 1)
[128]	1032	&& !does_file_exist("/etc/raidtab")) {
	1033	log_to_screen
[541]	1034	("You have RAID partitions but no /etc/raidtab - creating one from /proc/mdstat");
[558]	1035	create_raidtab_from_mdstat("/etc/raidtab");
[128]	1036	}
	1037
	1038	if (retval) {
[541]	1039	mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
[128]	1040	} else {
[541]	1041	mvaddstr_and_log_it(g_currentY++, 74, "Done.");
[128]	1042	}
	1043	return (retval);
[1]	1044	}
	1045
	1046	/**
	1047	* Retrieve the line containing @p label from the config file.
	1048	* @param config_file The file to read from, usually @c /tmp/mondo-restore.cfg.
	1049	* @param label What to read from the file.
	1050	* @param value Where to put it.
	1051	* @return 0 for success, 1 for failure.
	1052	*/
[128]	1053	int read_cfg_var(char config_file, char label, char *value)
[1]	1054	{
[128]	1055	/@ buffer ***************************************************** */
[2262]	1056	char *command = NULL;
	1057	char *tmp = NULL;
[1]	1058
[128]	1059	/@ end vars ************************************************** */
[1]	1060
[128]	1061	assert_string_is_neither_NULL_nor_zerolength(config_file);
	1062	assert_string_is_neither_NULL_nor_zerolength(label);
	1063	if (!does_file_exist(config_file)) {
[2296]	1064	mr_asprintf(&tmp, "(read_cfg_var) Cannot find %s config file", config_file);
[128]	1065	log_to_screen(tmp);
[2262]	1066	mr_free(tmp);
	1067
[128]	1068	value[0] = '\0';
	1069	return (1);
[1279]	1070	} else if ((value != NULL) && (strstr(value, "/dev/") && strstr(value, "t0") && !strcmp(label, "media-dev"))) {
	1071	log_msg(2, "FYI, I can't read new value for %s - already got %s", label, value);
[128]	1072	return (0);
	1073	} else {
[2296]	1074	mr_asprintf(&command, "grep '%s .*' %s\| cut -d' ' -f2,3,4,5", label, config_file);
[128]	1075	strcpy(value, call_program_and_get_last_line_of_output(command));
[2262]	1076	mr_free(command);
	1077
[128]	1078	if (strlen(value) == 0) {
	1079	return (1);
	1080	} else {
	1081	return (0);
	1082	}
[1]	1083	}
	1084	}
	1085
	1086
	1087
	1088	/**
	1089	* Remount @c supermount if it was unmounted earlier.
	1090	*/
	1091	void remount_supermounts_if_necessary()
	1092	{
[128]	1093	if (g_remount_cdrom_at_end) {
	1094	run_program_and_log_output("mount " MNT_CDROM, FALSE);
	1095	}
	1096	if (g_remount_floppy_at_end) {
	1097	run_program_and_log_output("mount " MNT_FLOPPY, FALSE);
	1098	}
[1]	1099	}
	1100
	1101	/**
	1102	* Unmount @c supermount if it's mounted.
	1103	*/
	1104	void unmount_supermounts_if_necessary()
	1105	{
[128]	1106	if (run_program_and_log_output
	1107	("mount \| grep cdrom \| grep super", FALSE) == 0) {
	1108	g_remount_cdrom_at_end = TRUE;
	1109	run_program_and_log_output("umount " MNT_CDROM, FALSE);
	1110	}
	1111	if (run_program_and_log_output
	1112	("mount \| grep floppy \| grep super", FALSE) == 0) {
	1113	g_remount_floppy_at_end = TRUE;
	1114	run_program_and_log_output("umount " MNT_FLOPPY, FALSE);
	1115	}
[1]	1116	}
	1117
	1118	/**
	1119	* Whether we had to stop autofs (if so, restart it at end).
	1120	*/
[128]	1121	bool g_autofs_stopped = FALSE;
[1]	1122
	1123	/**
	1124	* Path to the autofs initscript ("" if none exists).
	1125	*/
	1126	char g_autofs_exe[MAX_STR_LEN];
	1127
	1128	/**
	1129	* Autofs initscript in Xandros Linux distribution.
	1130	*/
	1131	#define XANDROS_AUTOFS_FNAME "/etc/init.d/xandros-autofs"
	1132
	1133	/**
	1134	* Autofs initscript in most Linux distributions.
	1135	*/
	1136	#define STOCK_AUTOFS_FNAME "/etc/rc.d/init.d/autofs"
	1137
	1138	/**
	1139	* If autofs is mounted, stop it (restart at end).
	1140	*/
	1141	void stop_autofs_if_necessary()
	1142	{
[2262]	1143	char *tmp = NULL;
[128]	1144
	1145	g_autofs_exe[0] = '\0';
	1146	if (does_file_exist(XANDROS_AUTOFS_FNAME)) {
	1147	strcpy(g_autofs_exe, XANDROS_AUTOFS_FNAME);
	1148	} else if (does_file_exist(STOCK_AUTOFS_FNAME)) {
	1149	strcpy(g_autofs_exe, STOCK_AUTOFS_FNAME);
	1150	}
	1151
	1152	if (!g_autofs_exe[0]) {
	1153	log_msg(3, "No autofs detected.");
	1154	} else {
	1155	log_msg(3, "%s --- autofs detected", g_autofs_exe);
[2262]	1156	// FIXME -- only disable it if it's running --- sprintf(tmp, "%s status", autofs_exe);
	1157	mr_asprintf(&tmp, "%s stop", g_autofs_exe);
[128]	1158	if (run_program_and_log_output(tmp, 2)) {
	1159	log_it("Failed to stop autofs - I assume it wasn't running");
	1160	} else {
	1161	g_autofs_stopped = TRUE;
	1162	log_it("Stopped autofs OK");
	1163	}
[2262]	1164	mr_free(tmp);
[128]	1165	}
[1]	1166	}
	1167
	1168	/**
	1169	* If autofs was stopped earlier, restart it.
	1170	*/
	1171	void restart_autofs_if_necessary()
	1172	{
[2262]	1173	char *tmp = NULL;
[128]	1174
	1175	if (!g_autofs_stopped \|\| !g_autofs_exe[0]) {
	1176	log_msg(3, "No autofs detected.");
	1177	return;
	1178	}
[2262]	1179	mr_asprintf(&tmp, "%s start", g_autofs_exe);
[128]	1180	if (run_program_and_log_output(tmp, 2)) {
	1181	log_it("Failed to start autofs");
	1182	} else {
	1183	g_autofs_stopped = FALSE;
	1184	log_it("Started autofs OK");
	1185	}
[2262]	1186	mr_free(tmp);
[1]	1187	}
	1188
	1189
	1190	/**
	1191	* If this is a distribution like Gentoo that doesn't keep /boot mounted, mount it.
	1192	*/
	1193	void mount_boot_if_necessary()
	1194	{
[2262]	1195	char *tmp = NULL;
	1196	char *command = NULL;
[1]	1197
[128]	1198	log_msg(1, "Started sub");
	1199	log_msg(4, "About to set g_boot_mountpt[0] to '\\0'");
	1200	g_boot_mountpt[0] = '\0';
	1201	log_msg(4, "Done. Great. Seeting command to something");
[2296]	1202	mr_asprintf(&command, "grep -v \":\" /etc/fstab \| grep -vE '^#.*$' \| grep -E \"[ ]/boot[ ]\" \| tr -s ' ' '\t' \| cut -f1 \| head -n1");
[128]	1203	log_msg(4, "Cool. Command = '%s'", command);
[2262]	1204	mr_asprintf(&tmp, "%s", call_program_and_get_last_line_of_output(command));
	1205	mr_free(command);
	1206
[128]	1207	log_msg(4, "tmp = '%s'", tmp);
	1208	if (tmp[0]) {
	1209	log_it("/boot is at %s according to /etc/fstab", tmp);
[2262]	1210	mr_asprintf(&command, "mount \| grep -Ew '/boot'");
	1211	mr_free(tmp);
[2296]	1212	mr_asprintf(&tmp, "%s", call_program_and_get_last_line_of_output(command));
[2262]	1213	mr_free(command);
	1214
[1818]	1215	if (!strcmp(tmp,"")) {
[1791]	1216	if ((strstr(tmp, "LABEL=") \|\| strstr(tmp,"UUID="))) {
	1217	if (!run_program_and_log_output("mount /boot", 5)) {
	1218	strcpy(g_boot_mountpt, "/boot");
	1219	log_msg(1, "Mounted /boot");
	1220	} else {
	1221	log_it("...ignored cos it's a label or uuid :-)");
	1222	}
[128]	1223	} else {
[2262]	1224	mr_asprintf(&command, "mount \| grep -E '^%s'", tmp);
[1791]	1225	log_msg(3, "command = %s", command);
	1226	if (run_program_and_log_output(command, 5)) {
	1227	strcpy(g_boot_mountpt, tmp);
[2262]	1228	mr_free(tmp);
[2296]	1229	mr_asprintf(&tmp, "%s (your /boot partition) is not mounted. I'll mount it before backing up", g_boot_mountpt);
[1791]	1230	log_it(tmp);
[2262]	1231	mr_free(tmp);
	1232
	1233	mr_asprintf(&tmp, "mount %s", g_boot_mountpt);
[1791]	1234	if (run_program_and_log_output(tmp, 5)) {
	1235	g_boot_mountpt[0] = '\0';
	1236	log_msg(1, "Plan B");
	1237	if (!run_program_and_log_output("mount /boot", 5)) {
	1238	strcpy(g_boot_mountpt, "/boot");
	1239	log_msg(1, "Plan B worked");
	1240	} else {
	1241	log_msg(1,
[128]	1242	"Plan B failed. Unable to mount /boot for backup purposes. This probably means /boot is mounted already, or doesn't have its own partition.");
[1791]	1243	}
[128]	1244	}
[2262]	1245	mr_free(tmp);
[128]	1246	}
[2262]	1247	mr_free(command);
[128]	1248	}
	1249	}
[1]	1250	}
[128]	1251	log_msg(1, "Ended sub");
[1]	1252	}
	1253
	1254
	1255	/**
	1256	* If we mounted /boot earlier, unmount it.
	1257	*/
	1258	void unmount_boot_if_necessary()
	1259	{
[2262]	1260	char *tmp = NULL;
[1]	1261
[128]	1262	log_msg(3, "starting");
	1263	if (g_boot_mountpt[0]) {
[2262]	1264	mr_asprintf(&tmp, "umount %s", g_boot_mountpt);
[128]	1265	if (run_program_and_log_output(tmp, 5)) {
	1266	log_it("WARNING - unable to unmount /boot");
	1267	}
[2262]	1268	mr_free(tmp);
[128]	1269	}
	1270	log_msg(3, "leaving");
[1]	1271	}
	1272
	1273
	1274
	1275	/**
	1276	* Write a line to a configuration file. Writes a line of the form,
	1277	* @c label @c value.
	1278	* @param config_file The file to write to. Usually @c mondo-restore.cfg.
	1279	* @param label What to call this bit of data you're writing.
	1280	* @param value The bit of data you're writing.
	1281	* @return 0 for success, 1 for failure.
	1282	*/
[128]	1283	int write_cfg_var(char config_file, char label, char *value)
[1]	1284	{
[128]	1285	/@ buffers **************************************************** */
[2262]	1286	char *command = NULL;
	1287	char *tempfile = NULL;
	1288	char *tmp = NULL;
[1]	1289
	1290
[128]	1291	/@ end vars ************************************************** */
	1292	assert_string_is_neither_NULL_nor_zerolength(config_file);
	1293	assert_string_is_neither_NULL_nor_zerolength(label);
	1294	assert(value != NULL);
	1295	if (!does_file_exist(config_file)) {
[2296]	1296	mr_asprintf(&tmp, "(write_cfg_file) Cannot find %s config file", config_file);
[128]	1297	log_to_screen(tmp);
[2262]	1298	mr_free(tmp);
[128]	1299	return (1);
	1300	}
[2262]	1301	mr_asprintf(&tempfile, "%s/mojo-jojo.blah", bkpinfo->tmpdir);
[128]	1302	if (does_file_exist(config_file)) {
[2296]	1303	mr_asprintf(&command, "grep -vE '^%s .*$' %s > %s", label, config_file, tempfile);
[128]	1304	paranoid_system(command);
[2262]	1305	mr_free(command);
[128]	1306	}
[2262]	1307	mr_asprintf(&command, "echo \"%s %s\" >> %s", label, value, tempfile);
[128]	1308	paranoid_system(command);
[2262]	1309	mr_free(command);
	1310
	1311	mr_asprintf(&command, "mv -f %s %s", tempfile, config_file);
[128]	1312	paranoid_system(command);
[2262]	1313	mr_free(command);
[128]	1314	unlink(tempfile);
[2262]	1315	mr_free(tempfile);
[128]	1316	return (0);
[1]	1317	}
	1318
[541]	1319
[1]	1320	/**
[541]	1321	* The standard log_debug_msg() (log_msg() also due to a macro). Writes some describing
	1322	* information to the logfile.
	1323	*/
	1324	void standard_log_debug_msg(int debug_level, const char *szFile,
	1325	const char *szFunction, int nLine,
	1326	const char *fmt, ...)
	1327	{
	1328	va_list args;
	1329	int i;
	1330	static int depth = 0;
	1331	FILE *fout;
	1332
	1333	if (depth > 5) {
	1334	depth--;
	1335	return;
	1336	}
	1337	depth++;
	1338
	1339	if (debug_level <= g_loglevel) {
	1340	if (!(fout = fopen(MONDO_LOGFILE, "a"))) {
	1341	return;
[1946]	1342	} // fatal_error("Failed to openout to logfile - sheesh..."); }
[541]	1343
	1344	// add tabs to distinguish log levels
	1345	if (debug_level > 0) {
	1346	for (i = 1; i < debug_level; i++)
	1347	fprintf(fout, "\t");
	1348	if (getpid() == g_main_pid)
[2205]	1349	fprintf(fout, "[Main] %s->%s#%d: ", szFile, szFunction, nLine);
[541]	1350	else if (getpid() == g_buffer_pid && g_buffer_pid > 0)
[2205]	1351	fprintf(fout, "[Buff] %s->%s#%d: ", szFile, szFunction, nLine);
[541]	1352	else
[2205]	1353	fprintf(fout, "[TH=%d] %s->%s#%d: ", getpid(), szFile, szFunction, nLine);
[541]	1354	}
[2230]	1355	va_start(args, fmt);
[541]	1356	vfprintf(fout, fmt, args);
[2230]	1357	va_end(args);
[541]	1358
	1359	// do not slow down the progran if standard debug level
	1360	// must be enabled: if no flush, the log won't be up-to-date if there
	1361	// is a segfault
	1362	//if (g_dwDebugLevel != 1)
	1363
	1364	fprintf(fout, "\n");
	1365	paranoid_fclose(fout);
	1366	}
	1367	depth--;
	1368	}
	1369
	1370	/**
	1371	* Function pointer to the @c log_debug_msg function to use. Points to standard_log_debug_msg() by default.
	1372	*/
	1373	void (log_debug_msg) (int, const char , const char , int, const char ,
	1374	...) = standard_log_debug_msg;
	1375
	1376
	1377	/**
[1]	1378	* If @p y, malloc @p x, else free @p x.
	1379	* @bug This function seems orphaned. Please remove.
	1380	*/
	1381	#define do_alloc_or_free_depending(x,y) { if(y) {x=malloc(MAX_STR_LEN);} else {paranoid_free(x);} }
	1382
	1383	/**
	1384	* Allocate or free important globals, depending on @p mal.
	1385	* @param mal If TRUE, malloc; if FALSE, free.
	1386	*/
	1387	void do_libmondo_global_strings_thing(int mal)
	1388	{
[128]	1389	if (mal) {
	1390	malloc_string(g_boot_mountpt);
	1391	malloc_string(g_mondo_home);
[2030]	1392	/*
[128]	1393	malloc_string(g_tmpfs_mountpt);
[2030]	1394	*/
[128]	1395	malloc_string(g_serial_string);
	1396	malloc_string(g_magicdev_command);
	1397	} else {
	1398	paranoid_free(g_boot_mountpt);
	1399	paranoid_free(g_mondo_home);
[2030]	1400	/*
[128]	1401	paranoid_free(g_tmpfs_mountpt);
[2030]	1402	*/
[128]	1403	paranoid_free(g_serial_string);
	1404	paranoid_free(g_magicdev_command);
[2226]	1405
[128]	1406	}
[541]	1407
	1408	/*
	1409	char**list_of_arrays[] = {
	1410	&g_boot_mountpt,
	1411	&g_mondo_home,
	1412	&g_tmpfs_mountpt,
	1413	&g_serial_string,
	1414	&g_magicdev_command,
	1415	NULL};
	1416
	1417	char**ppcurr;
	1418	int i;
	1419
	1420	for(i=0;list_of_arrays[i];i++)
	1421	{
	1422	log_msg(5, "Allocating %d", i);
	1423	ppcurr = list_of_arrays[i];
	1424	if (mal)
	1425	{ *ppcurr = malloc(MAX_STR_LEN); }
	1426	else
	1427	{
	1428	if (*ppcurr)
	1429	{
	1430	free(*ppcurr);
	1431	}
	1432	}
	1433	}
	1434	log_msg(5, "Returning");
	1435	*/
[1]	1436	}
	1437
	1438	/**
	1439	* Allocate important globals.
	1440	* @see do_libmondo_global_strings_thing
	1441	*/
	1442	void malloc_libmondo_global_strings(void)
	1443	{
[128]	1444	do_libmondo_global_strings_thing(1);
[1]	1445	}
	1446
	1447	/**
	1448	* Free important globals.
	1449	* @see do_libmondo_global_strings_thing
	1450	*/
	1451	void free_libmondo_global_strings(void)
	1452	{
[128]	1453	do_libmondo_global_strings_thing(0);
[1]	1454	}
	1455
	1456
	1457
	1458	/**
	1459	* Stop @c magicdev if it's running.
	1460	* The command used to start it is saved in @p g_magicdev_command.
	1461	*/
	1462	void stop_magicdev_if_necessary()
	1463	{
[128]	1464	strcpy(g_magicdev_command,
	1465	call_program_and_get_last_line_of_output
	1466	("ps ax \| grep -w magicdev \| grep -v grep \| tr -s '\t' ' '\| cut -d' ' -f6-99"));
	1467	if (g_magicdev_command[0]) {
	1468	log_msg(1, "g_magicdev_command = '%s'", g_magicdev_command);
	1469	paranoid_system("killall magicdev");
	1470	}
[1]	1471	}
	1472
	1473
	1474	/**
	1475	* Restart magicdev if it was stopped.
	1476	*/
	1477	void restart_magicdev_if_necessary()
	1478	{
[2262]	1479	char *tmp = NULL;
[128]	1480
	1481	if (g_magicdev_command && g_magicdev_command[0]) {
[2262]	1482	mr_asprintf(&tmp, "%s &", g_magicdev_command);
[128]	1483	paranoid_system(tmp);
[2262]	1484	mr_free(tmp);
[128]	1485	}
[1]	1486	}
	1487
	1488	/* @} - end of utilityGroup */

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