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source: MondoRescue/branches/2.2.9/mondo/src/common/libmondo-mountlist.c@ 2516

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Last change on this file since 2516 was 2516, checked in by Bruno Cornec, 14 years ago

r3227@localhost (orig r2261): bruno | 2009-07-12 02:04:25 +0200

r3202@localhost: bruno | 2009-07-06 18:51:32 +0200

Replace sprintf by mr_asprintf in libmondo-mountlist.c

Property svn:keywords set to Id

File size: 29.6 KB

Rev	Line
[2052]	1	/* subroutines for handling mountlist
[128]	2	$Id: libmondo-mountlist.c 2516 2010-01-04 18:36:12Z bruno $
[1]	3	*/
	4
	5
	6	/**
	7	* @file
	8	* Functions which manipulate the mountlist.
	9	*/
	10
	11	#include "my-stuff.h"
[2209]	12	#include "mr_mem.h"
[1]	13	#include "mondostructures.h"
	14	#include "libmondo-mountlist.h"
[541]	15	#include "lib-common-externs.h"
[1]	16	#include "libmondo-raid-EXT.h"
	17	#include "libmondo-devices-EXT.h"
	18	#include "libmondo-tools-EXT.h"
	19	#include "libmondo-string-EXT.h"
[1236]	20	#include "newt-specific-EXT.h"
[1]	21
	22	/@unused@/
[128]	23	//static char cvsid[] = "$Id: libmondo-mountlist.c 2516 2010-01-04 18:36:12Z bruno $";
[1]	24
[1645]	25	/* Reference to global bkpinfo */
	26	extern struct s_bkpinfo *bkpinfo;
	27
[1]	28	/**
	29	* @addtogroup mountlistGroup
	30	* @{
	31	*/
	32	/**
	33	* Evaluate a drive within the mountlist for flaws. For example, too many
	34	* primary partitions, the first logical isn't 5, duplicate partitions,
	35	* ovar-allocated or under-allocated, unsupported format, silly size, or
	36	* silly mountpoint. Under FreeBSD, this checks the disklabel too, for the above-mentioned
	37	* errors as well as too many BSD partitions (more than 'h').
	38	* @param mountlist The mountlist to check.
	39	* @param drive The drive to check (e.g. @c /dev/hda).
[2207]	40	* @return The flaws string found (NULL for success) allocated to be freed
[1]	41	* @see evaluate_mountlist
	42	*/
[2207]	43	char evaluate_drive_within_mountlist(struct mountlist_itself mountlist, char *drive)
[1]	44	#ifdef __FreeBSD__
	45	{
	46	// FreeBSD-specific version of evaluate_drive_within_mountlist()
[128]	47	/@ int ************************************************************ */
	48	int prev_part_no = 0;
[1]	49	int curr_part_no = 0;
	50	int pos = 0, npos = 0;
	51	int res = 0;
	52	int mountpoint_copies = 0;
	53	int device_copies = 0;
	54	int i = 0;
	55	int cur_sp_no = 0;
	56	int prev_sp_no = 0;
	57	int foundsome = FALSE;
	58
[128]	59	/@ buffers ******************************************************* */
[2516]	60	char tmp = NULL;
[1]	61	char device[MAX_STR_LEN];
	62	char mountpoint[MAX_STR_LEN];
	63
[2209]	64	char *flaws_str = NULL;
	65
[128]	66	/@ long ********************************************************** */
	67	long physical_drive_size = 0;
[1]	68	long amount_allocated = 0;
	69
[128]	70	/@ pointers ****************************************************** */
[1]	71	char *part_table_fmt;
	72
[128]	73	/@ initialize **************************************************** */
	74	prev_part_no = 0;
[2211]	75	mr_asprintf(&flaws_str, "%s", "");
[1]	76
	77
[128]	78	physical_drive_size = get_phys_size_of_drive(drive);
[1]	79
[128]	80	if (physical_drive_size < 0) {
[2516]	81	mr_asprintf(&tmp, " %s does not exist.", drive);
[2209]	82	mr_strcat(flaws_str, "%s", tmp);
[128]	83	} else {
[2516]	84	mr_asprintf(&tmp, "%s is %ld MB", drive, physical_drive_size);
[128]	85	}
	86	log_it(tmp);
[2516]	87	mr_free(tmp);
[1]	88
	89
[128]	90	/* check DD */
	91	for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
	92	sprintf(device, "%s%c", drive, cur_sp_no);
	93	if (find_device_in_mountlist(mountlist, device) >= 0)
	94	foundsome = TRUE;
	95	}
	96	if (foundsome) {
	97	for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
	98	sprintf(device, "%s%c", drive, cur_sp_no);
	99	pos = find_device_in_mountlist(mountlist, device);
	100	if (pos < 0) {
	101	continue;
	102	}
	103	strcpy(mountpoint, mountlist->el[pos].mountpoint);
	104	/* is it too big? */
	105	if (curr_part_no > 'h') {
[2516]	106	mr_asprintf(&tmp, " Can only have up to 'h' in disklabel.");
[128]	107	log_it(tmp);
[2207]	108	mr_strcat(flaws_str, tmp);
[2516]	109	mr_free(tmp);
[128]	110	res++;
	111	}
	112	/* does partition /dev/adXsYZ exist more than once in the mountlist? */
	113	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	114	i < mountlist->entries; i++) {
	115	if (!strcmp(device, mountlist->el[i].device)) {
	116	device_copies++;
	117	}
	118	}
	119	if (device_copies > 1) {
[2516]	120	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies), device);
[128]	121	if (!strstr(flaws_str, tmp)) {
	122	log_it(tmp);
[2207]	123	mr_strcat(flaws_str, tmp);
[128]	124	res++;
	125	}
[2516]	126	mr_free(tmp);
[128]	127	}
	128	/* silly partition size? */
	129	if (mountlist->el[pos].size < 8192
	130	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2516]	131	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	132	log_it(tmp);
[2207]	133	mr_strcat(flaws_str, tmp);
[2516]	134	mr_free(tmp);
[128]	135	res++;
	136	}
	137	/* mountpoint should begin with / unless it is swap, lvm or raid */
	138	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	139	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	140	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	141	&& strcmp(mountlist->el[pos].mountpoint, "image")
	142	&& strcmp(mountlist->el[pos].mountpoint, "none")
	143	&& mountlist->el[pos].mountpoint[0] != '/') {
[2516]	144	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	145	log_it(tmp);
[2207]	146	mr_strcat(flaws_str, tmp);
[2516]	147	mr_free(tmp);
[128]	148	res++;
	149	}
	150	/* is format sensible? */
	151	if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
[2516]	152	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	153	log_it(tmp);
[2207]	154	mr_strcat(flaws_str, tmp);
[2516]	155	mr_free(tmp);
[128]	156	res++;
	157	}
[2125]	158	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	159	prev_sp_no = cur_sp_no;
	160	}
	161	}
[1]	162
[128]	163	npos = pos = 0;
	164	for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
[1303]	165	build_partition_name(device, drive, curr_part_no);
[128]	166	pos = find_device_in_mountlist(mountlist, device);
	167	npos = 0;
	168	for (cur_sp_no = 'a'; cur_sp_no <= 'h'; cur_sp_no++) {
	169	sprintf(device, "%ss%i%c", device, curr_part_no, cur_sp_no);
	170	if (find_device_in_mountlist(mountlist, device) >= 0)
	171	npos++;
	172	}
	173	if (((pos >= 0) \|\| npos) && foundsome) {
[2207]	174	mr_strcat(flaws_str, " %s has both DD and PC-style partitions.", drive);
[2209]	175	return(flaws_str); // fatal error
[128]	176	}
	177
[1303]	178	build_partition_name(device, drive, curr_part_no);
[128]	179	strcpy(mountpoint, mountlist->el[pos].mountpoint);
	180	if (pos > 0 && !npos) {
	181	/* gap in the partition list? */
	182	if (curr_part_no - prev_part_no > 1) {
	183	if (prev_part_no == 0) {
[2516]	184	mr_asprintf(&tmp, " Gap prior to %s.", device);
[128]	185	log_it(tmp);
[2209]	186	mr_strcat(flaws_str, "%s", tmp);
[2516]	187	mr_free(tmp);
[128]	188	res++;
	189	} else if (curr_part_no > 5
	190	\|\| (curr_part_no <= 4 && prev_part_no > 0)) {
[2516]	191	mr_asprintf(&tmp, " Gap between %ss%d and %d.", drive, prev_part_no, curr_part_no);
[128]	192	log_it(tmp);
[2209]	193	mr_strcat(flaws_str, "%s", tmp);
[2516]	194	mr_free(tmp);
[128]	195	res++;
	196	}
	197	}
	198	/* GPT allows more than 4 primary partitions */
	199	part_table_fmt = which_partition_format(drive);
	200	/* no spare primary partitions to help accommodate the logical(s)? */
	201	if ((curr_part_no >= 5 && prev_part_no == 4)
	202	&& (strcmp(part_table_fmt, "MBR") == 0)) {
[2516]	203	mr_asprintf(&tmp, " Partition %ss4 is occupied.", drive);
[128]	204	log_it(tmp);
[2209]	205	mr_strcat(flaws_str, "%s", tmp);
[2516]	206	mr_free(tmp);
[128]	207	res++;
	208	}
	209	/* does partition /dev/adXsY exist more than once in the mountlist? */
	210	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	211	i < mountlist->entries; i++) {
	212	if (!strcmp(device, mountlist->el[i].device)) {
	213	device_copies++;
	214	}
	215	}
	216	if (device_copies > 1) {
[2516]	217	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies), device);
[2209]	218	if (!strstr(flaws_str, "%s", tmp)) {
[128]	219	log_it(tmp);
[2209]	220	mr_strcat(flaws_str, "%s", tmp);
[128]	221	res++;
	222	}
[2516]	223	mr_free(tmp);
[128]	224	}
	225	/* silly partition size? */
	226	if (mountlist->el[pos].size < 8192
	227	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2516]	228	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	229	log_it(tmp);
[2209]	230	mr_strcat(flaws_str, "%s", tmp);
[2516]	231	mr_free(tmp);
[128]	232	res++;
	233	}
	234	/* mountpoint should begin with / unless it is swap, lvm or raid */
	235	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	236	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	237	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	238	&& strcmp(mountlist->el[pos].mountpoint, "image")
	239	&& strcmp(mountlist->el[pos].mountpoint, "none")
	240	&& mountlist->el[pos].mountpoint[0] != '/') {
[2516]	241	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	242	log_it(tmp);
[2209]	243	mr_strcat(flaws_str, "%s", tmp);
[2516]	244	mr_free(tmp);
[128]	245	res++;
	246	}
	247	/* is format sensible? */
	248	if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
[2516]	249	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	250	log_it(tmp);
[2209]	251	mr_strcat(flaws_str, "%s", tmp);
[2516]	252	mr_free(tmp);
[128]	253	res++;
	254	}
	255	} else {
	256	/* Check subpartitions */
	257	for (cur_sp_no = 'a'; cur_sp_no < 'z'; ++cur_sp_no) {
	258	sprintf(device, "%ss%d%c", drive, curr_part_no, cur_sp_no);
	259	pos = find_device_in_mountlist(mountlist, device);
	260	if (pos < 0) {
	261	continue;
	262	}
	263	strcpy(mountpoint, mountlist->el[pos].mountpoint);
	264	/* is it too big? */
	265	if (curr_part_no > 'h') {
[2516]	266	mr_asprintf(&tmp, " Can only have up to 'h' in disklabel.");
[128]	267	log_it(tmp);
[2209]	268	mr_strcat(flaws_str, "%s", tmp);
[2516]	269	mr_free(tmp);
[128]	270	res++;
	271	}
	272	/* does partition /dev/adXsYZ exist more than once in the mountlist? */
	273	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	274	i < mountlist->entries; i++) {
	275	if (!strcmp(device, mountlist->el[i].device)) {
	276	device_copies++;
	277	}
	278	}
	279	if (device_copies > 1) {
[2516]	280	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies), device);
[128]	281	if (!strstr(flaws_str, tmp)) {
	282	log_it(tmp);
[2209]	283	mr_strcat(flaws_str, "%s", tmp);
[128]	284	res++;
	285	}
[2516]	286	mr_free(tmp);
[128]	287	}
	288	/* silly partition size? */
	289	if (mountlist->el[pos].size < 8192
	290	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2516]	291	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	292	log_it(tmp);
[2209]	293	mr_strcat(flaws_str, "%s", tmp);
[2516]	294	mr_free(tmp);
[128]	295	res++;
	296	}
	297	/* mountpoint should begin with / unless it is swap, lvm or raid */
	298	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	299	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	300	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	301	&& strcmp(mountlist->el[pos].mountpoint, "image")
	302	&& strcmp(mountlist->el[pos].mountpoint, "none")
	303	&& mountlist->el[pos].mountpoint[0] != '/') {
[2516]	304	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	305	log_it(tmp);
[2209]	306	mr_strcat(flaws_str, "%s", tmp);
[2516]	307	mr_free(tmp);
[128]	308	res++;
	309	}
	310	/* is format sensible? */
	311	if (!is_this_a_valid_disk_format
	312	(mountlist->el[pos].format)) {
[2516]	313	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	314	log_it(tmp);
[2209]	315	mr_strcat(flaws_str, "%s", tmp);
[2516]	316	mr_free(tmp);
[128]	317	res++;
	318	}
[2125]	319	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	320	prev_sp_no = cur_sp_no;
	321	}
	322	}
	323
	324	/* OK, continue with main loop */
[2125]	325	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	326	prev_part_no = curr_part_no;
	327	}
	328
	329	/* Over-allocated the disk? Unallocated space on disk? */
	330	if (amount_allocated > physical_drive_size) // Used to be +1, but what if you're 1 MB too high?
	331	{
[2516]	332	mr_asprintf(&tmp, " %ld MB over-allocated on %s.",
[128]	333	amount_allocated - physical_drive_size, drive);
	334	log_it(tmp);
[2209]	335	mr_strcat(flaws_str, "%s", tmp);
[2516]	336	mr_free(tmp);
[128]	337	res++;
	338	} else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
[2516]	339	mr_asprintf(&tmp, " %ld MB unallocated on %s.",
[128]	340	physical_drive_size - amount_allocated, drive);
[1236]	341	log_it(tmp);
[2209]	342	mr_strcat(flaws_str, "%s", tmp);
[2516]	343	mr_free(tmp);
[128]	344	}
	345	if (res) {
[2209]	346	return (NULL);
[128]	347	} else {
[2209]	348	return (flaws_str);
[128]	349	}
[1]	350	}
	351
	352	#else
	353	// Linux-specific version of evaluate_drive_within_mountlist()
	354	{
	355
[128]	356	/@ int ************************************************************ */
	357	int prev_part_no = 0;
[1]	358	int curr_part_no = 0;
	359	int pos = 0;
	360	int res = 0;
	361	int mountpoint_copies = 0;
	362	int device_copies = 0;
	363	int i = 0;
	364
[128]	365	/@ buffers ******************************************************* */
[2516]	366	char *tmp = NULL;
	367	char *device = NULL;
[2209]	368	char *flaws_str = NULL;
[1]	369
[128]	370	/@ long ********************************************************** */
[1295]	371	long physical_drive_size = 0L;
	372	long amount_allocated = 0L;
[1]	373
[128]	374	/@ pointers ****************************************************** */
[2204]	375	char *part_table_fmt = NULL;
[1]	376
[128]	377	/@ initialize **************************************************** */
	378	assert_string_is_neither_NULL_nor_zerolength(drive);
	379	assert(mountlist != NULL);
[2211]	380	mr_asprintf(&flaws_str, "%s", "");
[1]	381
[128]	382	malloc_string(device);
	383	prev_part_no = 0;
[1]	384
[128]	385	physical_drive_size = get_phys_size_of_drive(drive);
[1]	386
[128]	387	if (physical_drive_size < 0) {
[2516]	388	mr_asprintf(&tmp, " %s does not exist.", drive);
[2371]	389	log_it(tmp);
[2209]	390	mr_strcat(flaws_str, "%s", tmp);
[128]	391	res++;
[2516]	392	mr_free(tmp);
[128]	393	goto endoffunc;
	394	} else {
[2516]	395	mr_asprintf(&tmp, "%s is %ld MB", drive, physical_drive_size);
[128]	396	log_it(tmp);
[2516]	397	mr_free(tmp);
[128]	398	}
[1]	399
[128]	400	for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
[1298]	401	build_partition_name(device, drive, curr_part_no);
[128]	402	pos = find_device_in_mountlist(mountlist, device);
	403	if (pos < 0) {
	404	continue;
	405	}
[2380]	406	log_msg(2, "Processing partition %s on %s #%d in mountlist", device, drive, pos);
[128]	407	/* gap in the partition list? */
	408	if (curr_part_no - prev_part_no > 1) {
	409	if (prev_part_no == 0) {
[2516]	410	mr_asprintf(&tmp, " Gap prior to %s.", device);
[128]	411	log_it(tmp);
[2209]	412	mr_strcat(flaws_str, "%s", tmp);
[2516]	413	mr_free(tmp);
[128]	414	res++;
	415	} else if (curr_part_no > 5
	416	\|\| (curr_part_no <= 4 && prev_part_no > 0)) {
[2516]	417	mr_asprintf(&tmp, " Gap on %s between %d and %d.", drive,
[128]	418	prev_part_no, curr_part_no);
	419	log_it(tmp);
[2209]	420	mr_strcat(flaws_str, "%s", tmp);
[2516]	421	mr_free(tmp);
[128]	422	res++;
	423	}
	424	}
	425	/* GPT allows more than 4 primary partitions */
	426	part_table_fmt = which_partition_format(drive);
	427	/* no spare primary partitions to help accommodate the logical(s)? */
	428	if ((curr_part_no >= 5 && prev_part_no == 4)
	429	&& (strcmp(part_table_fmt, "MBR") == 0)) {
[2516]	430	mr_asprintf(&tmp, " Partition 4 of %s is occupied.", drive);
[128]	431	log_it(tmp);
[2209]	432	mr_strcat(flaws_str, "%s", tmp);
[2516]	433	mr_free(tmp);
[128]	434	res++;
	435	}
	436	/* does partition /dev/hdNX exist more than once in the mountlist? */
	437	for (i = 0, mountpoint_copies = 0, device_copies = 0;
	438	i < mountlist->entries; i++) {
	439	if (!strcmp(device, mountlist->el[i].device)) {
	440	device_copies++;
	441	}
	442	}
	443	if (device_copies > 1) {
[2516]	444	mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies),
[128]	445	device);
	446	if (!strstr(flaws_str, tmp)) {
	447	log_it(tmp);
[2209]	448	mr_strcat(flaws_str, "%s", tmp);
[128]	449	res++;
	450	}
[2516]	451	mr_free(tmp);
[128]	452	}
	453	/* silly partition size? */
	454	if (mountlist->el[pos].size < 8192
	455	&& strcmp(mountlist->el[pos].mountpoint, "lvm")) {
[2516]	456	mr_asprintf(&tmp, " %s is tiny!", device);
[128]	457	log_it(tmp);
[2209]	458	mr_strcat(flaws_str, "%s", tmp);
[2516]	459	mr_free(tmp);
[128]	460	res++;
	461	}
	462	/* mountpoint should begin with / unless it is swap, lvm or raid */
	463	if (strcmp(mountlist->el[pos].mountpoint, "swap")
	464	&& strcmp(mountlist->el[pos].mountpoint, "lvm")
	465	&& strcmp(mountlist->el[pos].mountpoint, "raid")
	466	&& strcmp(mountlist->el[pos].mountpoint, "image")
	467	&& mountlist->el[pos].mountpoint[0] != '/') {
[2516]	468	mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
[128]	469	log_it(tmp);
[2209]	470	mr_strcat(flaws_str, "%s", tmp);
[2516]	471	mr_free(tmp);
[128]	472	res++;
	473	}
	474	/* is format sensible? */
	475	if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
[2516]	476	mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
[128]	477	log_it(tmp);
[2209]	478	mr_strcat(flaws_str, "%s", tmp);
[2516]	479	mr_free(tmp);
[128]	480	res++;
	481	}
	482	/* OK, continue with main loop */
[2125]	483	amount_allocated += mountlist->el[pos].size / 1024L;
[128]	484	prev_part_no = curr_part_no;
[1]	485	}
[128]	486
	487	/* Over-allocated the disk? Unallocated space on disk? */
	488	if (amount_allocated > physical_drive_size + 1) {
[2516]	489	mr_asprintf(&tmp, " %ld MB over-allocated on %s.",
[128]	490	amount_allocated - physical_drive_size, drive);
	491	log_it(tmp);
[2209]	492	mr_strcat(flaws_str, "%s", tmp);
[2516]	493	mr_free(tmp);
[128]	494	res++;
	495	} else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
[2516]	496	mr_asprintf(&tmp, " %ld MB unallocated on %s.",
[128]	497	physical_drive_size - amount_allocated, drive);
[1236]	498	log_it(tmp);
[2209]	499	mr_strcat(flaws_str, "%s", tmp);
[2516]	500	mr_free(tmp);
[1]	501	}
	502
[128]	503	endoffunc:
	504	paranoid_free(device);
[1]	505
[2371]	506	if (res == 0) {
	507	mr_free(flaws_str);
[2380]	508	log_msg(2, "Fine, no error in evaluate_drive_within_mountlist");
[2209]	509	return (NULL);
[128]	510	} else {
[2380]	511	log_msg(2, "Error in evaluate_drive_within_mountlist: %s", flaws_str);
[2209]	512	return (flaws_str);
[128]	513	}
[1]	514	}
	515	#endif
	516
	517
	518	/**
	519	* Evaluate a whole mountlist for flaws. Calls evaluate_drive_within_mountlist()
	520	* for each drive, and then spreads the flaws across three lines.
	521	* @param mountlist The mountlist to evaluate.
[2394]	522	* @return The flaws string (NULL for success).
[1]	523	* @see evaluate_drive_within_mountlist
	524	*/
[2394]	525	char evaluate_mountlist(struct mountlist_itself mountlist) {
[1]	526
[128]	527	/@ buffer ********************************************************** */
	528	struct list_of_disks *drivelist;
[2202]	529	char *tmp = NULL;
	530	char *flaws_str = NULL;
[1]	531
[2384]	532	int currline = 0;
	533	int copies = 0;
	534	int last_copy = 0;
	535
	536	/@ buffetr ******************************************************** */
	537	char *curr_mountpoint = NULL;
	538
[128]	539	/@ int ************************************************************* */
[1]	540	int i = 0;
	541
[128]	542	/@ initialize ****************************************************** */
[1]	543
[128]	544	drivelist = malloc(sizeof(struct list_of_disks));
	545	assert(mountlist != NULL);
[1]	546
[128]	547	make_list_of_drives_in_mountlist(mountlist, drivelist);
[1]	548
[128]	549	log_it("Evaluating mountlist...");
[1]	550
[128]	551	for (i = 0; i < drivelist->entries; i++) {
	552	if (strstr
	553	(drivelist->el[i].device,
	554	DONT_KNOW_HOW_TO_EVALUATE_THIS_DEVICE_TYPE)) {
[2290]	555	mr_asprintf(&tmp, " Not evaluating %s (I don't know how yet)", drivelist->el[i].device);
[128]	556	log_it(tmp);
[2207]	557	paranoid_free(tmp);
[128]	558	} else {
[2235]	559	log_msg(8, "Evaluating drive #%d (%s) within mountlist", i, drivelist->el[i].device);
[2304]	560	tmp = evaluate_drive_within_mountlist(mountlist, drivelist->el[i].device);
[128]	561	}
[2207]	562	log_msg(8,"Entry: %d (%s)", i, drivelist->el[i].device);
[2304]	563	/* BCO: tmp can be NULL */
[2219]	564	if (tmp != NULL) {
[2394]	565	log_msg(8,"Adding: %s to flaws_str", tmp);
[2219]	566	mr_strcat(flaws_str, "%s", tmp);
	567	paranoid_free(tmp);
	568	}
[1]	569	}
[2384]	570
	571	/* Look for duplicate mountpoints in mountlist. */
	572	for (currline = 0; currline < mountlist->entries; currline++) {
	573	mr_asprintf(&curr_mountpoint, "%s", mountlist->el[currline].mountpoint);
	574	for (i = 0, copies = 0, last_copy = -1; i < mountlist->entries; i++) {
	575	if (!strcmp(mountlist->el[i].mountpoint, curr_mountpoint)
	576	&& strcmp(mountlist->el[i].mountpoint, "lvm")
	577	&& strcmp(mountlist->el[i].mountpoint, "swap")) {
	578	last_copy = i;
	579	copies++;
	580	}
	581	}
	582	if (copies > 1 && last_copy == currline
	583	&& strcmp(curr_mountpoint, "raid")) {
	584	mr_asprintf(&tmp, " %s %s's.", number_to_text(copies), curr_mountpoint);
	585	mr_strcat(flaws_str, "%s", tmp);
[2394]	586	log_msg(8,"Adding: %s to flaws_str", tmp);
[2384]	587	paranoid_free(tmp);
	588	}
	589	paranoid_free(curr_mountpoint);
	590	}
	591
[2350]	592	return(flaws_str);
[1]	593	}
	594
	595
	596	/**
	597	* Find the index number of @p device in the mountlist.
	598	* The device given must match @p mountlist->el[N].device exactly, case-sensitive.
	599	* @param mountlist The mountlist to search in.
	600	* @param device The device to search for.
	601	* @return The zero-based index of the device, or -1 if it could not be found.
	602	*/
	603	int
[128]	604	find_device_in_mountlist(struct mountlist_itself mountlist, char device)
[1]	605	{
	606
[128]	607	/@ int ************************************************************* */
	608	int i = 0;
[1]	609
[128]	610	assert(mountlist != NULL);
	611	assert_string_is_neither_NULL_nor_zerolength(device);
	612	for (i = 0;
	613	i < mountlist->entries
	614	&& strcmp(mountlist->el[i].device, device) != 0; i++);
	615
	616	if (i == mountlist->entries) {
	617	return (-1);
	618	} else {
	619	return (i);
	620	}
[1]	621	}
	622
	623
	624	/**
	625	* Make a list of the drives mentioned in the mountlist.
	626	* @param mountlist The mountlist to examine.
	627	* @param drivelist Where to put the list of drives found.
	628	* @return The number of physical (non-RAID non-LVM) drives found, or \<= 0 for error.
	629	*/
	630	int
[128]	631	make_list_of_drives_in_mountlist(struct mountlist_itself *mountlist,
	632	struct list_of_disks *drivelist)
[1]	633	{
	634
[128]	635	/@ int ************************************************************ */
	636	int lino;
	637	int noof_drives;
	638	int j;
[1]	639
[128]	640	/@ buffers ******************************************************** */
[2204]	641	char *drive = NULL;
[2230]	642	char *truncdrive = NULL;
[1]	643
[128]	644	long long size;
[1]	645
[128]	646	assert(mountlist != NULL);
	647	assert(drivelist != NULL);
	648	log_it("Making list of drives");
	649	for (lino = 0, noof_drives = 0; lino < mountlist->entries; lino++) {
[1]	650
[2211]	651	mr_asprintf(&drive, "%s", mountlist->el[lino].device);
[128]	652	if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
[2205]	653	log_msg(8, "Not putting %s in list of drives: it's a virtual drive", drive);
	654	paranoid_free(drive);
[128]	655	continue;
	656	}
[1]	657
[128]	658	size = mountlist->el[lino].size;
	659	if (size == 0) {
[2205]	660	log_msg(8, "Not putting %s in list of drives: it has zero size (maybe an LVM volume)", drive);
	661	paranoid_free(drive);
[128]	662	continue;
	663	}
	664
[2205]	665	log_msg(8, "Putting %s with size %lli in list of drives", drive, size);
[1]	666
[2237]	667	/* memory allocation */
[2230]	668	truncdrive = truncate_to_drive_name(drive);
[2237]	669	paranoid_free(drive);
	670
[2230]	671	log_msg(8, "drive truncated to %s", truncdrive);
[2206]	672
[128]	673	for (j = 0;
	674	j < noof_drives
[2230]	675	&& strcmp(drivelist->el[j].device, truncdrive) != 0; j++) {
[128]	676	continue;
[2205]	677	}
[128]	678	if (j == noof_drives) {
[2237]	679	strncpy(drivelist->el[noof_drives].device, truncdrive, 63);
[2235]	680	drivelist->el[noof_drives].device[63] = '\0';
[2236]	681	log_msg(8,"Adding drive %s to list", drivelist->el[noof_drives].device);
[2235]	682	noof_drives++;
[128]	683	}
[2230]	684	paranoid_free(truncdrive);
[2237]	685	if (noof_drives >= MAXIMUM_DISKS_PER_RAID_DEV) {
	686	log_msg(0, "Unable to handle mountlist with more than %d lines", MAXIMUM_DISKS_PER_RAID_DEV);
	687	log_to_screen("Unable to handle a so big mountlist");
	688	finish(1);
	689	}
[1]	690	}
[128]	691	drivelist->entries = noof_drives;
[2235]	692	log_msg(8, "Made list of %d drives",noof_drives);
[1]	693
[128]	694	return (noof_drives);
[1]	695	}
	696
	697
	698	/**
	699	* Make a list of RAID partitions not currently associated with any RAID device.
	700	* The user may add any of these partitions to the RAID device.
	701	* @param output_list Where to put the list of unallocated RAID partitions.
	702	* @param mountlist The mountlist to examine.
	703	* @param raidlist The raidlist to examine.
	704	*/
[128]	705	void make_list_of_unallocated_raid_partitions(struct mountlist_itself
	706	*output_list,
	707	struct mountlist_itself
	708	*mountlist,
	709	struct raidlist_itself
	710	*raidlist)
[1]	711	{
	712
[128]	713	/@ int ************************************************************ */
	714	int items = 0;
[1]	715	int i = 0;
	716	int used_by = 0;
	717
[128]	718	/@ buffers ******************************************************** */
[2204]	719	char *tmp = NULL;
[1]	720
[128]	721	assert(output_list != NULL);
	722	assert(mountlist != NULL);
	723	assert(raidlist != NULL);
	724	log_it("MLOURP -- starting");
	725	items = 0;
[1]	726
	727
[128]	728	for (i = 0; i < mountlist->entries; i++) {
	729	if (strstr(mountlist->el[i].mountpoint, "raid")) {
	730	used_by =
	731	which_raid_device_is_using_this_partition(raidlist,
	732	mountlist->el[i].
	733	device);
	734	if (used_by < 0) {
	735	memcpy((void *) &output_list->el[items++],
	736	(void *) &mountlist->el[i],
	737	sizeof(struct mountlist_line));
[2290]	738	mr_asprintf(&tmp, "%s is available; user may choose to add it to raid device", output_list->el[items - 1].device);
[128]	739	log_it(tmp);
[2204]	740	paranoid_free(tmp);
[128]	741	}
	742	}
[1]	743	}
[128]	744	output_list->entries = items;
	745	log_it("MLUORP -- ending");
[1]	746	}
	747
	748
	749	/**
	750	* Get the size of a mountlist entry by the @c device field.
	751	* @param mountlist The mountlist to search in.
	752	* @param device The device to search for
	753	* @return The size of the device (in KB), or -1 if it could not be found.
	754	*/
	755	long long
[128]	756	size_of_specific_device_in_mountlist(struct mountlist_itself *mountlist,
	757	char *device)
[1]	758	{
[128]	759	/@ int ************************************************************* */
	760	int i = 0;
[1]	761
	762
[128]	763	assert(mountlist != NULL);
	764	assert_string_is_neither_NULL_nor_zerolength(device);
[1]	765
[128]	766	for (i = 0;
	767	i < mountlist->entries && strcmp(mountlist->el[i].device, device);
	768	i++);
	769	if (i == mountlist->entries) {
	770	return (-1);
	771	} else {
	772	return (mountlist->el[i].size);
	773	}
[1]	774	}
	775
	776
	777	/**
	778	* Load a file on disk into @p mountlist.
	779	* The file on disk should consist of multiple lines, each containing 4 or 5
	780	* columns: the device, the mountpoint, the filesystem type, the size in kilobytes, and optionally the filesystem label.
	781	* Comments begin with a '#' without any leading whitespace. Any duplicate
	782	* entries are renamed.
	783	* @param mountlist The mountlist to load into.
	784	* @param fname The name of the file to load the mountlist from.
	785	* @return 0 for success, 1 for failure.
	786	*/
[128]	787	int load_mountlist(struct mountlist_itself mountlist, char fname)
[1]	788	{
[2204]	789	FILE *fin = NULL;
[128]	790	/* malloc ** */
[2204]	791	char *incoming = NULL;
	792	char *siz = NULL;
	793	char *tmp = NULL;
	794	char *p = NULL;
[1]	795
[2204]	796	int items = 0;
	797	int j = 0;
	798	int res = 0;
[1]	799
[128]	800	assert(mountlist != NULL);
	801	assert_string_is_neither_NULL_nor_zerolength(fname);
[2204]	802
[128]	803	if (!(fin = fopen(fname, "r"))) {
	804	log_it("Unable to open mountlist - '%s'", fname);
[541]	805	log_to_screen("Cannot open mountlist");
[128]	806	return (1);
	807	}
[2204]	808	malloc_string(incoming);
	809	malloc_string(siz);
[128]	810	(void) fgets(incoming, MAX_STR_LEN - 1, fin);
	811	log_it("Loading mountlist...");
	812	while (!feof(fin)) {
[1]	813	#if linux
[2204]	814	res = sscanf(incoming,
[1909]	815	"%s %s %s %s %s",
[128]	816	mountlist->el[items].device,
	817	mountlist->el[items].mountpoint,
	818	mountlist->el[items].format,
[1899]	819	siz, mountlist->el[items].label);
[2204]	820	if (res < 5) {
	821	/* no label found */
[2206]	822	log_msg(4, "no label found for %s",mountlist->el[items].device);
	823	strcpy(mountlist->el[items].label,"");
[2204]	824	}
[1]	825	#elif __FreeBSD__
[2204]	826	res = sscanf(incoming,
[128]	827	"%s %s %s %s",
	828	mountlist->el[items].device,
	829	mountlist->el[items].mountpoint,
	830	mountlist->el[items].format, siz);
[2206]	831	strcpy(mountlist->el[items].label,"");
[1]	832	#endif
	833
[128]	834	if (!strcmp(mountlist->el[items].device, "/proc") \|\|
	835	!strcmp(mountlist->el[items].device, "proc") \|\|
	836	!strcmp(mountlist->el[items].device, "/sys") \|\|
	837	!strcmp(mountlist->el[items].device, "sys") \|\|
	838	!strcmp(mountlist->el[items].device, "/devpts") \|\|
	839	!strcmp(mountlist->el[items].device, "devpts")
	840	) {
	841	log_msg(1,
	842	"Ignoring %s in mountlist - not loading that line :) ",
	843	mountlist->el[items].device);
	844	(void) fgets(incoming, MAX_STR_LEN - 1, fin);
	845	continue;
	846	}
	847	mountlist->el[items].size = atoll(siz);
	848	if (mountlist->el[items].device[0] != '\0'
	849	&& mountlist->el[items].device[0] != '#') {
	850	for (j = 0;
	851	j < items
	852	&& strcmp(mountlist->el[j].device,
	853	mountlist->el[items].device); j++);
	854	if (j < items) {
	855	strcat(mountlist->el[items].device, "_dup");
[2290]	856	mr_asprintf(&tmp, "Duplicate entry in mountlist - renaming to %s", mountlist->el[items].device);
[128]	857	log_it(tmp);
[2204]	858	paranoid_free(tmp);
[128]	859	}
[2211]	860	mr_asprintf(&tmp, "%s", mountlist->el[items].device);
[128]	861	if (strstr(tmp, "/dev/md/")) {
	862	log_it("format_device() --- Contracting %s", tmp);
	863	p = strrchr(tmp, '/');
	864	if (p) {
	865	p = (p + 1);
	866	(p + 1) = (p + 2);
	867	(p + 2) = (p + 3);
	868	}
	869	log_it("It was %s; it is now %s",
	870	mountlist->el[items].device, tmp);
	871	strcpy(mountlist->el[items].device, tmp);
	872	}
[2204]	873	paranoid_free(tmp);
[1]	874
[2204]	875	log_it("%s %s %s %lld %s",
	876	mountlist->el[items].device,
	877	mountlist->el[items].mountpoint,
	878	mountlist->el[items].format,
	879	mountlist->el[items].size,
	880	mountlist->el[items].label);
[128]	881	items++;
[2206]	882	if (items >= MAX_MOUNTLIST_ENTRIES) {
	883	log_to_screen("Too many lines in mountlist.. ABORTING");
	884	finish(1);
	885	}
[128]	886	}
	887	(void) fgets(incoming, MAX_STR_LEN - 1, fin);
[1]	888	}
[128]	889	paranoid_fclose(fin);
	890	mountlist->entries = items;
[1]	891
[128]	892	log_it("Mountlist loaded successfully.");
[2204]	893	log_it("%d entries in mountlist", items);
	894
[128]	895	paranoid_free(incoming);
	896	paranoid_free(siz);
	897	return (0);
[1]	898	}
	899
	900
	901
	902	/**
	903	* Save @p mountlist to a file on disk.
	904	* @param mountlist The mountlist to save.
	905	* @param fname The file to save it to.
	906	* @return 0 for success, 1 for failure.
	907	* @see load_mountlist
	908	*/
[128]	909	int save_mountlist_to_disk(struct mountlist_itself mountlist, char fname)
[1]	910	{
[128]	911	FILE *fout;
	912	int i;
[1]	913
[128]	914	assert(mountlist != NULL);
	915	assert_string_is_neither_NULL_nor_zerolength(fname);
[1]	916
[128]	917	log_it("save_mountlist_to_disk() --- saving to %s", fname);
	918	if (!(fout = fopen(fname, "w"))) {
	919	log_OS_error("WMTD - Cannot openout mountlist");
	920	return (1);
	921	}
	922	for (i = 0; i < mountlist->entries; i++) {
	923	fprintf(fout,
[1909]	924	"%-15s %-15s %-15s %-15lld %-15s\n",
[128]	925	mountlist->el[i].device, mountlist->el[i].mountpoint,
	926	mountlist->el[i].format, mountlist->el[i].size,
[1899]	927	mountlist->el[i].label);
[128]	928	}
	929	paranoid_fclose(fout);
	930	return (0);
[1]	931	}
	932
	933
	934	/**
	935	* Sort the mountlist alphabetically by device.
	936	* The sorting is done in-place.
	937	* @param mountlist The mountlist to sort.
	938	*/
[128]	939	void sort_mountlist_by_device(struct mountlist_itself *mountlist)
[1]	940	{
[128]	941	int diff;
	942	int lino = -999;
[1]	943
[128]	944	assert(mountlist != NULL);
[1]	945
[128]	946	while (lino < mountlist->entries) {
	947	for (lino = 1; lino < mountlist->entries; lino++) {
	948	diff =
	949	strcmp_inc_numbers(mountlist->el[lino - 1].device,
	950	mountlist->el[lino].device);
	951	if (diff > 0) {
	952	swap_mountlist_entries(mountlist, lino - 1, lino);
	953	break;
	954	}
	955	}
[1]	956	}
	957	}
	958
[2204]	959
[1]	960	/**
	961	* Sort the mountlist alphabetically by mountpoint.
	962	* The sorting is done in-place.
	963	* @param mountlist The mountlist to sort.
	964	* @param reverse If TRUE, then do a reverse sort.
	965	*/
[128]	966	void
	967	sort_mountlist_by_mountpoint(struct mountlist_itself *mountlist,
	968	bool reverse)
[1]	969	{
[128]	970	int diff;
	971	int lino = -999;
[1]	972
[128]	973	assert(mountlist != NULL);
[1]	974
[128]	975	while (lino < mountlist->entries) {
	976	for (lino = 1; lino < mountlist->entries; lino++) {
	977	diff =
	978	strcmp(mountlist->el[lino - 1].mountpoint,
	979	mountlist->el[lino].mountpoint);
	980	if ((diff > 0 && !reverse) \|\| ((diff < 0 && reverse))) {
	981	swap_mountlist_entries(mountlist, lino - 1, lino);
	982	break;
	983	}
	984	}
[1]	985	}
	986	}
	987
	988
	989	/**
	990	* Swap two entries in the mountlist in-place.
	991	* @param mountlist The mountlist to swap the entries in.
	992	* @param a The index number of the first entry.
	993	* @param b The index number of the second entry.
	994	*/
[128]	995	void
[1]	996	swap_mountlist_entries(struct mountlist_itself *mountlist, int a, int b)
	997	{
[128]	998	/@ mallocs ** */
[2204]	999	char *device = NULL;
	1000	char *mountpoint = NULL;
	1001	char *format = NULL;
[1]	1002
[128]	1003	long long size;
[1]	1004
[128]	1005	assert(mountlist != NULL);
	1006	assert(a >= 0);
	1007	assert(b >= 0);
[1]	1008
[2211]	1009	mr_asprintf(&device, "%s", mountlist->el[a].device);
	1010	mr_asprintf(&mountpoint, "%s", mountlist->el[a].mountpoint);
	1011	mr_asprintf(&format, "%s", mountlist->el[a].format);
[1]	1012
[128]	1013	size = mountlist->el[a].size;
[1]	1014
[128]	1015	strcpy(mountlist->el[a].device, mountlist->el[b].device);
	1016	strcpy(mountlist->el[a].mountpoint, mountlist->el[b].mountpoint);
	1017	strcpy(mountlist->el[a].format, mountlist->el[b].format);
[1]	1018
[128]	1019	mountlist->el[a].size = mountlist->el[b].size;
[1]	1020
[128]	1021	strcpy(mountlist->el[b].device, device);
	1022	strcpy(mountlist->el[b].mountpoint, mountpoint);
	1023	strcpy(mountlist->el[b].format, format);
[1]	1024
[128]	1025	mountlist->el[b].size = size;
[2204]	1026	paranoid_free(device);
	1027	paranoid_free(mountpoint);
	1028	paranoid_free(format);
[1]	1029	}
	1030
	1031	/* @} - end of mountlistGroup */

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