[2052] | 1 | /* subroutines for handling mountlist
|
---|
[128] | 2 | $Id: libmondo-mountlist.c 2665 2010-06-23 22:21:56Z 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 2665 2010-06-23 22:21:56Z 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;
|
---|
[2665] | 326 |
|
---|
| 327 | /* This should only happen at the end but not tested now */
|
---|
| 328 | if (amount_allocated > physical_drive_size) {
|
---|
| 329 | // Used to be +1, but what if you're 1 MB too high?
|
---|
| 330 | mr_asprintf(&tmp, " %ld MB over-allocated on %s.",
|
---|
| 331 | amount_allocated - physical_drive_size, drive);
|
---|
| 332 | log_it(tmp);
|
---|
| 333 |
|
---|
| 334 | /* Do we have more than 1 MB per partition ? */
|
---|
| 335 | if (amount_allocated - physical_drive_size <= curr_part_no) {
|
---|
| 336 | /* Probably a rouding error, just passing over
|
---|
| 337 | * by reducing the last partition if possible */
|
---|
| 338 | amount_allocated -= mountlist->el[pos].size / 1024L;
|
---|
| 339 | mountlist->el[pos].size = (mountlist->el[pos].size - curr_part_no*1024L);
|
---|
| 340 | amount_allocated += mountlist->el[pos].size / 1024L;
|
---|
| 341 | } else {
|
---|
| 342 | mr_strcat(flaws_str, "%s", tmp);
|
---|
| 343 | res++;
|
---|
| 344 | }
|
---|
| 345 | mr_free(tmp);
|
---|
| 346 | }
|
---|
[128] | 347 | prev_part_no = curr_part_no;
|
---|
| 348 | }
|
---|
| 349 |
|
---|
| 350 | /* Over-allocated the disk? Unallocated space on disk? */
|
---|
[2665] | 351 | if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
|
---|
[2516] | 352 | mr_asprintf(&tmp, " %ld MB unallocated on %s.",
|
---|
[128] | 353 | physical_drive_size - amount_allocated, drive);
|
---|
[1236] | 354 | log_it(tmp);
|
---|
[2209] | 355 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 356 | mr_free(tmp);
|
---|
[128] | 357 | }
|
---|
| 358 | if (res) {
|
---|
[2209] | 359 | return (NULL);
|
---|
[128] | 360 | } else {
|
---|
[2209] | 361 | return (flaws_str);
|
---|
[128] | 362 | }
|
---|
[1] | 363 | }
|
---|
| 364 |
|
---|
| 365 | #else
|
---|
| 366 | // Linux-specific version of evaluate_drive_within_mountlist()
|
---|
| 367 | {
|
---|
| 368 |
|
---|
[128] | 369 | /*@ int ************************************************************* */
|
---|
| 370 | int prev_part_no = 0;
|
---|
[1] | 371 | int curr_part_no = 0;
|
---|
| 372 | int pos = 0;
|
---|
| 373 | int res = 0;
|
---|
| 374 | int mountpoint_copies = 0;
|
---|
| 375 | int device_copies = 0;
|
---|
| 376 | int i = 0;
|
---|
| 377 |
|
---|
[128] | 378 | /*@ buffers ******************************************************** */
|
---|
[2516] | 379 | char *tmp = NULL;
|
---|
| 380 | char *device = NULL;
|
---|
[2209] | 381 | char *flaws_str = NULL;
|
---|
[1] | 382 |
|
---|
[128] | 383 | /*@ long *********************************************************** */
|
---|
[1295] | 384 | long physical_drive_size = 0L;
|
---|
| 385 | long amount_allocated = 0L;
|
---|
[1] | 386 |
|
---|
[128] | 387 | /*@ pointers ******************************************************* */
|
---|
[2204] | 388 | char *part_table_fmt = NULL;
|
---|
[1] | 389 |
|
---|
[128] | 390 | /*@ initialize ***************************************************** */
|
---|
| 391 | assert_string_is_neither_NULL_nor_zerolength(drive);
|
---|
| 392 | assert(mountlist != NULL);
|
---|
[2211] | 393 | mr_asprintf(&flaws_str, "%s", "");
|
---|
[1] | 394 |
|
---|
[128] | 395 | malloc_string(device);
|
---|
| 396 | prev_part_no = 0;
|
---|
[1] | 397 |
|
---|
[128] | 398 | physical_drive_size = get_phys_size_of_drive(drive);
|
---|
[1] | 399 |
|
---|
[128] | 400 | if (physical_drive_size < 0) {
|
---|
[2516] | 401 | mr_asprintf(&tmp, " %s does not exist.", drive);
|
---|
[2371] | 402 | log_it(tmp);
|
---|
[2209] | 403 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 404 | res++;
|
---|
[2516] | 405 | mr_free(tmp);
|
---|
[128] | 406 | goto endoffunc;
|
---|
| 407 | } else {
|
---|
[2516] | 408 | mr_asprintf(&tmp, "%s is %ld MB", drive, physical_drive_size);
|
---|
[128] | 409 | log_it(tmp);
|
---|
[2516] | 410 | mr_free(tmp);
|
---|
[128] | 411 | }
|
---|
[1] | 412 |
|
---|
[128] | 413 | for (curr_part_no = 1; curr_part_no < 99; curr_part_no++) {
|
---|
[1298] | 414 | build_partition_name(device, drive, curr_part_no);
|
---|
[128] | 415 | pos = find_device_in_mountlist(mountlist, device);
|
---|
| 416 | if (pos < 0) {
|
---|
| 417 | continue;
|
---|
| 418 | }
|
---|
[2380] | 419 | log_msg(2, "Processing partition %s on %s #%d in mountlist", device, drive, pos);
|
---|
[128] | 420 | /* gap in the partition list? */
|
---|
| 421 | if (curr_part_no - prev_part_no > 1) {
|
---|
| 422 | if (prev_part_no == 0) {
|
---|
[2516] | 423 | mr_asprintf(&tmp, " Gap prior to %s.", device);
|
---|
[128] | 424 | log_it(tmp);
|
---|
[2209] | 425 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 426 | mr_free(tmp);
|
---|
[128] | 427 | res++;
|
---|
| 428 | } else if (curr_part_no > 5
|
---|
| 429 | || (curr_part_no <= 4 && prev_part_no > 0)) {
|
---|
[2516] | 430 | mr_asprintf(&tmp, " Gap on %s between %d and %d.", drive,
|
---|
[128] | 431 | prev_part_no, curr_part_no);
|
---|
| 432 | log_it(tmp);
|
---|
[2209] | 433 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 434 | mr_free(tmp);
|
---|
[128] | 435 | res++;
|
---|
| 436 | }
|
---|
| 437 | }
|
---|
| 438 | /* GPT allows more than 4 primary partitions */
|
---|
| 439 | part_table_fmt = which_partition_format(drive);
|
---|
| 440 | /* no spare primary partitions to help accommodate the logical(s)? */
|
---|
| 441 | if ((curr_part_no >= 5 && prev_part_no == 4)
|
---|
| 442 | && (strcmp(part_table_fmt, "MBR") == 0)) {
|
---|
[2516] | 443 | mr_asprintf(&tmp, " Partition 4 of %s is occupied.", drive);
|
---|
[128] | 444 | log_it(tmp);
|
---|
[2209] | 445 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 446 | mr_free(tmp);
|
---|
[128] | 447 | res++;
|
---|
| 448 | }
|
---|
| 449 | /* does partition /dev/hdNX exist more than once in the mountlist? */
|
---|
| 450 | for (i = 0, mountpoint_copies = 0, device_copies = 0;
|
---|
| 451 | i < mountlist->entries; i++) {
|
---|
| 452 | if (!strcmp(device, mountlist->el[i].device)) {
|
---|
| 453 | device_copies++;
|
---|
| 454 | }
|
---|
| 455 | }
|
---|
| 456 | if (device_copies > 1) {
|
---|
[2516] | 457 | mr_asprintf(&tmp, " %s %s's.", number_to_text(device_copies),
|
---|
[128] | 458 | device);
|
---|
| 459 | if (!strstr(flaws_str, tmp)) {
|
---|
| 460 | log_it(tmp);
|
---|
[2209] | 461 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[128] | 462 | res++;
|
---|
| 463 | }
|
---|
[2516] | 464 | mr_free(tmp);
|
---|
[128] | 465 | }
|
---|
| 466 | /* silly partition size? */
|
---|
| 467 | if (mountlist->el[pos].size < 8192
|
---|
| 468 | && strcmp(mountlist->el[pos].mountpoint, "lvm")) {
|
---|
[2516] | 469 | mr_asprintf(&tmp, " %s is tiny!", device);
|
---|
[128] | 470 | log_it(tmp);
|
---|
[2209] | 471 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 472 | mr_free(tmp);
|
---|
[128] | 473 | res++;
|
---|
| 474 | }
|
---|
| 475 | /* mountpoint should begin with / unless it is swap, lvm or raid */
|
---|
| 476 | if (strcmp(mountlist->el[pos].mountpoint, "swap")
|
---|
| 477 | && strcmp(mountlist->el[pos].mountpoint, "lvm")
|
---|
| 478 | && strcmp(mountlist->el[pos].mountpoint, "raid")
|
---|
| 479 | && strcmp(mountlist->el[pos].mountpoint, "image")
|
---|
| 480 | && mountlist->el[pos].mountpoint[0] != '/') {
|
---|
[2516] | 481 | mr_asprintf(&tmp, " %s has a weird mountpoint.", device);
|
---|
[128] | 482 | log_it(tmp);
|
---|
[2209] | 483 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 484 | mr_free(tmp);
|
---|
[128] | 485 | res++;
|
---|
| 486 | }
|
---|
| 487 | /* is format sensible? */
|
---|
| 488 | if (!is_this_a_valid_disk_format(mountlist->el[pos].format)) {
|
---|
[2516] | 489 | mr_asprintf(&tmp, " %s has unsupported format %s.", device, mountlist->el[pos].format);
|
---|
[128] | 490 | log_it(tmp);
|
---|
[2209] | 491 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 492 | mr_free(tmp);
|
---|
[128] | 493 | res++;
|
---|
| 494 | }
|
---|
| 495 | /* OK, continue with main loop */
|
---|
[2125] | 496 | amount_allocated += mountlist->el[pos].size / 1024L;
|
---|
[128] | 497 | prev_part_no = curr_part_no;
|
---|
[1] | 498 | }
|
---|
[128] | 499 |
|
---|
| 500 | /* Over-allocated the disk? Unallocated space on disk? */
|
---|
| 501 | if (amount_allocated > physical_drive_size + 1) {
|
---|
[2516] | 502 | mr_asprintf(&tmp, " %ld MB over-allocated on %s.",
|
---|
[128] | 503 | amount_allocated - physical_drive_size, drive);
|
---|
| 504 | log_it(tmp);
|
---|
[2209] | 505 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 506 | mr_free(tmp);
|
---|
[128] | 507 | res++;
|
---|
| 508 | } else if (amount_allocated < physical_drive_size - 1) { /* NOT AN ERROR, JUST A WARNING :-) */
|
---|
[2516] | 509 | mr_asprintf(&tmp, " %ld MB unallocated on %s.",
|
---|
[128] | 510 | physical_drive_size - amount_allocated, drive);
|
---|
[1236] | 511 | log_it(tmp);
|
---|
[2209] | 512 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2516] | 513 | mr_free(tmp);
|
---|
[1] | 514 | }
|
---|
| 515 |
|
---|
[128] | 516 | endoffunc:
|
---|
| 517 | paranoid_free(device);
|
---|
[1] | 518 |
|
---|
[2371] | 519 | if (res == 0) {
|
---|
| 520 | mr_free(flaws_str);
|
---|
[2380] | 521 | log_msg(2, "Fine, no error in evaluate_drive_within_mountlist");
|
---|
[2209] | 522 | return (NULL);
|
---|
[128] | 523 | } else {
|
---|
[2380] | 524 | log_msg(2, "Error in evaluate_drive_within_mountlist: %s", flaws_str);
|
---|
[2209] | 525 | return (flaws_str);
|
---|
[128] | 526 | }
|
---|
[1] | 527 | }
|
---|
| 528 | #endif
|
---|
| 529 |
|
---|
| 530 |
|
---|
| 531 | /**
|
---|
| 532 | * Evaluate a whole mountlist for flaws. Calls evaluate_drive_within_mountlist()
|
---|
| 533 | * for each drive, and then spreads the flaws across three lines.
|
---|
| 534 | * @param mountlist The mountlist to evaluate.
|
---|
[2394] | 535 | * @return The flaws string (NULL for success).
|
---|
[1] | 536 | * @see evaluate_drive_within_mountlist
|
---|
| 537 | */
|
---|
[2394] | 538 | char *evaluate_mountlist(struct mountlist_itself *mountlist) {
|
---|
[1] | 539 |
|
---|
[128] | 540 | /*@ buffer *********************************************************** */
|
---|
| 541 | struct list_of_disks *drivelist;
|
---|
[2202] | 542 | char *tmp = NULL;
|
---|
| 543 | char *flaws_str = NULL;
|
---|
[1] | 544 |
|
---|
[2384] | 545 | int currline = 0;
|
---|
| 546 | int copies = 0;
|
---|
| 547 | int last_copy = 0;
|
---|
| 548 |
|
---|
| 549 | /*@ buffetr ********************************************************* */
|
---|
| 550 | char *curr_mountpoint = NULL;
|
---|
| 551 |
|
---|
[128] | 552 | /*@ int ************************************************************** */
|
---|
[1] | 553 | int i = 0;
|
---|
| 554 |
|
---|
[128] | 555 | /*@ initialize ******************************************************* */
|
---|
[1] | 556 |
|
---|
[128] | 557 | drivelist = malloc(sizeof(struct list_of_disks));
|
---|
| 558 | assert(mountlist != NULL);
|
---|
[1] | 559 |
|
---|
[128] | 560 | make_list_of_drives_in_mountlist(mountlist, drivelist);
|
---|
[1] | 561 |
|
---|
[128] | 562 | log_it("Evaluating mountlist...");
|
---|
[1] | 563 |
|
---|
[128] | 564 | for (i = 0; i < drivelist->entries; i++) {
|
---|
| 565 | if (strstr
|
---|
| 566 | (drivelist->el[i].device,
|
---|
| 567 | DONT_KNOW_HOW_TO_EVALUATE_THIS_DEVICE_TYPE)) {
|
---|
[2290] | 568 | mr_asprintf(&tmp, " Not evaluating %s (I don't know how yet)", drivelist->el[i].device);
|
---|
[128] | 569 | log_it(tmp);
|
---|
[2207] | 570 | paranoid_free(tmp);
|
---|
[128] | 571 | } else {
|
---|
[2235] | 572 | log_msg(8, "Evaluating drive #%d (%s) within mountlist", i, drivelist->el[i].device);
|
---|
[2304] | 573 | tmp = evaluate_drive_within_mountlist(mountlist, drivelist->el[i].device);
|
---|
[128] | 574 | }
|
---|
[2207] | 575 | log_msg(8,"Entry: %d (%s)", i, drivelist->el[i].device);
|
---|
[2304] | 576 | /* BCO: tmp can be NULL */
|
---|
[2219] | 577 | if (tmp != NULL) {
|
---|
[2394] | 578 | log_msg(8,"Adding: %s to flaws_str", tmp);
|
---|
[2219] | 579 | mr_strcat(flaws_str, "%s", tmp);
|
---|
| 580 | paranoid_free(tmp);
|
---|
| 581 | }
|
---|
[1] | 582 | }
|
---|
[2384] | 583 |
|
---|
| 584 | /* Look for duplicate mountpoints in mountlist. */
|
---|
| 585 | for (currline = 0; currline < mountlist->entries; currline++) {
|
---|
| 586 | mr_asprintf(&curr_mountpoint, "%s", mountlist->el[currline].mountpoint);
|
---|
| 587 | for (i = 0, copies = 0, last_copy = -1; i < mountlist->entries; i++) {
|
---|
| 588 | if (!strcmp(mountlist->el[i].mountpoint, curr_mountpoint)
|
---|
| 589 | && strcmp(mountlist->el[i].mountpoint, "lvm")
|
---|
| 590 | && strcmp(mountlist->el[i].mountpoint, "swap")) {
|
---|
| 591 | last_copy = i;
|
---|
| 592 | copies++;
|
---|
| 593 | }
|
---|
| 594 | }
|
---|
| 595 | if (copies > 1 && last_copy == currline
|
---|
| 596 | && strcmp(curr_mountpoint, "raid")) {
|
---|
| 597 | mr_asprintf(&tmp, " %s %s's.", number_to_text(copies), curr_mountpoint);
|
---|
| 598 | mr_strcat(flaws_str, "%s", tmp);
|
---|
[2394] | 599 | log_msg(8,"Adding: %s to flaws_str", tmp);
|
---|
[2384] | 600 | paranoid_free(tmp);
|
---|
| 601 | }
|
---|
| 602 | paranoid_free(curr_mountpoint);
|
---|
| 603 | }
|
---|
| 604 |
|
---|
[2350] | 605 | return(flaws_str);
|
---|
[1] | 606 | }
|
---|
| 607 |
|
---|
| 608 |
|
---|
| 609 | /**
|
---|
| 610 | * Find the index number of @p device in the mountlist.
|
---|
| 611 | * The device given must match @p mountlist->el[N].device exactly, case-sensitive.
|
---|
| 612 | * @param mountlist The mountlist to search in.
|
---|
| 613 | * @param device The device to search for.
|
---|
| 614 | * @return The zero-based index of the device, or -1 if it could not be found.
|
---|
| 615 | */
|
---|
| 616 | int
|
---|
[128] | 617 | find_device_in_mountlist(struct mountlist_itself *mountlist, char *device)
|
---|
[1] | 618 | {
|
---|
| 619 |
|
---|
[128] | 620 | /*@ int ************************************************************** */
|
---|
| 621 | int i = 0;
|
---|
[1] | 622 |
|
---|
[128] | 623 | assert(mountlist != NULL);
|
---|
| 624 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
| 625 | for (i = 0;
|
---|
| 626 | i < mountlist->entries
|
---|
| 627 | && strcmp(mountlist->el[i].device, device) != 0; i++);
|
---|
| 628 |
|
---|
| 629 | if (i == mountlist->entries) {
|
---|
| 630 | return (-1);
|
---|
| 631 | } else {
|
---|
| 632 | return (i);
|
---|
| 633 | }
|
---|
[1] | 634 | }
|
---|
| 635 |
|
---|
| 636 |
|
---|
| 637 | /**
|
---|
| 638 | * Make a list of the drives mentioned in the mountlist.
|
---|
| 639 | * @param mountlist The mountlist to examine.
|
---|
| 640 | * @param drivelist Where to put the list of drives found.
|
---|
| 641 | * @return The number of physical (non-RAID non-LVM) drives found, or \<= 0 for error.
|
---|
| 642 | */
|
---|
| 643 | int
|
---|
[128] | 644 | make_list_of_drives_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 645 | struct list_of_disks *drivelist)
|
---|
[1] | 646 | {
|
---|
| 647 |
|
---|
[128] | 648 | /*@ int ************************************************************* */
|
---|
| 649 | int lino;
|
---|
| 650 | int noof_drives;
|
---|
| 651 | int j;
|
---|
[1] | 652 |
|
---|
[128] | 653 | /*@ buffers ********************************************************* */
|
---|
[2204] | 654 | char *drive = NULL;
|
---|
[2230] | 655 | char *truncdrive = NULL;
|
---|
[1] | 656 |
|
---|
[128] | 657 | long long size;
|
---|
[1] | 658 |
|
---|
[128] | 659 | assert(mountlist != NULL);
|
---|
| 660 | assert(drivelist != NULL);
|
---|
| 661 | log_it("Making list of drives");
|
---|
| 662 | for (lino = 0, noof_drives = 0; lino < mountlist->entries; lino++) {
|
---|
[1] | 663 |
|
---|
[2211] | 664 | mr_asprintf(&drive, "%s", mountlist->el[lino].device);
|
---|
[128] | 665 | if (!strncmp(drive, RAID_DEVICE_STUB, strlen(RAID_DEVICE_STUB))) {
|
---|
[2205] | 666 | log_msg(8, "Not putting %s in list of drives: it's a virtual drive", drive);
|
---|
| 667 | paranoid_free(drive);
|
---|
[128] | 668 | continue;
|
---|
| 669 | }
|
---|
[1] | 670 |
|
---|
[128] | 671 | size = mountlist->el[lino].size;
|
---|
| 672 | if (size == 0) {
|
---|
[2205] | 673 | log_msg(8, "Not putting %s in list of drives: it has zero size (maybe an LVM volume)", drive);
|
---|
| 674 | paranoid_free(drive);
|
---|
[128] | 675 | continue;
|
---|
| 676 | }
|
---|
| 677 |
|
---|
[2205] | 678 | log_msg(8, "Putting %s with size %lli in list of drives", drive, size);
|
---|
[1] | 679 |
|
---|
[2237] | 680 | /* memory allocation */
|
---|
[2230] | 681 | truncdrive = truncate_to_drive_name(drive);
|
---|
[2237] | 682 | paranoid_free(drive);
|
---|
| 683 |
|
---|
[2230] | 684 | log_msg(8, "drive truncated to %s", truncdrive);
|
---|
[2206] | 685 |
|
---|
[128] | 686 | for (j = 0;
|
---|
| 687 | j < noof_drives
|
---|
[2230] | 688 | && strcmp(drivelist->el[j].device, truncdrive) != 0; j++) {
|
---|
[128] | 689 | continue;
|
---|
[2205] | 690 | }
|
---|
[128] | 691 | if (j == noof_drives) {
|
---|
[2237] | 692 | strncpy(drivelist->el[noof_drives].device, truncdrive, 63);
|
---|
[2235] | 693 | drivelist->el[noof_drives].device[63] = '\0';
|
---|
[2236] | 694 | log_msg(8,"Adding drive %s to list", drivelist->el[noof_drives].device);
|
---|
[2235] | 695 | noof_drives++;
|
---|
[128] | 696 | }
|
---|
[2230] | 697 | paranoid_free(truncdrive);
|
---|
[2237] | 698 | if (noof_drives >= MAXIMUM_DISKS_PER_RAID_DEV) {
|
---|
| 699 | log_msg(0, "Unable to handle mountlist with more than %d lines", MAXIMUM_DISKS_PER_RAID_DEV);
|
---|
| 700 | log_to_screen("Unable to handle a so big mountlist");
|
---|
| 701 | finish(1);
|
---|
| 702 | }
|
---|
[1] | 703 | }
|
---|
[128] | 704 | drivelist->entries = noof_drives;
|
---|
[2235] | 705 | log_msg(8, "Made list of %d drives",noof_drives);
|
---|
[1] | 706 |
|
---|
[128] | 707 | return (noof_drives);
|
---|
[1] | 708 | }
|
---|
| 709 |
|
---|
| 710 |
|
---|
| 711 | /**
|
---|
| 712 | * Make a list of RAID partitions not currently associated with any RAID device.
|
---|
| 713 | * The user may add any of these partitions to the RAID device.
|
---|
| 714 | * @param output_list Where to put the list of unallocated RAID partitions.
|
---|
| 715 | * @param mountlist The mountlist to examine.
|
---|
| 716 | * @param raidlist The raidlist to examine.
|
---|
| 717 | */
|
---|
[128] | 718 | void make_list_of_unallocated_raid_partitions(struct mountlist_itself
|
---|
| 719 | *output_list,
|
---|
| 720 | struct mountlist_itself
|
---|
| 721 | *mountlist,
|
---|
| 722 | struct raidlist_itself
|
---|
| 723 | *raidlist)
|
---|
[1] | 724 | {
|
---|
| 725 |
|
---|
[128] | 726 | /*@ int ************************************************************* */
|
---|
| 727 | int items = 0;
|
---|
[1] | 728 | int i = 0;
|
---|
| 729 | int used_by = 0;
|
---|
| 730 |
|
---|
[128] | 731 | /*@ buffers ********************************************************* */
|
---|
[2204] | 732 | char *tmp = NULL;
|
---|
[1] | 733 |
|
---|
[128] | 734 | assert(output_list != NULL);
|
---|
| 735 | assert(mountlist != NULL);
|
---|
| 736 | assert(raidlist != NULL);
|
---|
| 737 | log_it("MLOURP -- starting");
|
---|
| 738 | items = 0;
|
---|
[1] | 739 |
|
---|
| 740 |
|
---|
[128] | 741 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 742 | if (strstr(mountlist->el[i].mountpoint, "raid")) {
|
---|
| 743 | used_by =
|
---|
| 744 | which_raid_device_is_using_this_partition(raidlist,
|
---|
| 745 | mountlist->el[i].
|
---|
| 746 | device);
|
---|
| 747 | if (used_by < 0) {
|
---|
| 748 | memcpy((void *) &output_list->el[items++],
|
---|
| 749 | (void *) &mountlist->el[i],
|
---|
| 750 | sizeof(struct mountlist_line));
|
---|
[2290] | 751 | mr_asprintf(&tmp, "%s is available; user may choose to add it to raid device", output_list->el[items - 1].device);
|
---|
[128] | 752 | log_it(tmp);
|
---|
[2204] | 753 | paranoid_free(tmp);
|
---|
[128] | 754 | }
|
---|
| 755 | }
|
---|
[1] | 756 | }
|
---|
[128] | 757 | output_list->entries = items;
|
---|
| 758 | log_it("MLUORP -- ending");
|
---|
[1] | 759 | }
|
---|
| 760 |
|
---|
| 761 |
|
---|
| 762 | /**
|
---|
| 763 | * Get the size of a mountlist entry by the @c device field.
|
---|
| 764 | * @param mountlist The mountlist to search in.
|
---|
| 765 | * @param device The device to search for
|
---|
| 766 | * @return The size of the device (in KB), or -1 if it could not be found.
|
---|
| 767 | */
|
---|
| 768 | long long
|
---|
[128] | 769 | size_of_specific_device_in_mountlist(struct mountlist_itself *mountlist,
|
---|
| 770 | char *device)
|
---|
[1] | 771 | {
|
---|
[128] | 772 | /*@ int ************************************************************** */
|
---|
| 773 | int i = 0;
|
---|
[1] | 774 |
|
---|
| 775 |
|
---|
[128] | 776 | assert(mountlist != NULL);
|
---|
| 777 | assert_string_is_neither_NULL_nor_zerolength(device);
|
---|
[1] | 778 |
|
---|
[128] | 779 | for (i = 0;
|
---|
| 780 | i < mountlist->entries && strcmp(mountlist->el[i].device, device);
|
---|
| 781 | i++);
|
---|
| 782 | if (i == mountlist->entries) {
|
---|
| 783 | return (-1);
|
---|
| 784 | } else {
|
---|
| 785 | return (mountlist->el[i].size);
|
---|
| 786 | }
|
---|
[1] | 787 | }
|
---|
| 788 |
|
---|
| 789 |
|
---|
| 790 | /**
|
---|
| 791 | * Load a file on disk into @p mountlist.
|
---|
| 792 | * The file on disk should consist of multiple lines, each containing 4 or 5
|
---|
| 793 | * columns: the device, the mountpoint, the filesystem type, the size in kilobytes, and optionally the filesystem label.
|
---|
| 794 | * Comments begin with a '#' without any leading whitespace. Any duplicate
|
---|
| 795 | * entries are renamed.
|
---|
| 796 | * @param mountlist The mountlist to load into.
|
---|
| 797 | * @param fname The name of the file to load the mountlist from.
|
---|
| 798 | * @return 0 for success, 1 for failure.
|
---|
| 799 | */
|
---|
[128] | 800 | int load_mountlist(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 801 | {
|
---|
[2204] | 802 | FILE *fin = NULL;
|
---|
[128] | 803 | /* malloc ** */
|
---|
[2204] | 804 | char *incoming = NULL;
|
---|
| 805 | char *siz = NULL;
|
---|
| 806 | char *tmp = NULL;
|
---|
| 807 | char *p = NULL;
|
---|
[1] | 808 |
|
---|
[2204] | 809 | int items = 0;
|
---|
| 810 | int j = 0;
|
---|
| 811 | int res = 0;
|
---|
[1] | 812 |
|
---|
[128] | 813 | assert(mountlist != NULL);
|
---|
| 814 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[2204] | 815 |
|
---|
[128] | 816 | if (!(fin = fopen(fname, "r"))) {
|
---|
| 817 | log_it("Unable to open mountlist - '%s'", fname);
|
---|
[541] | 818 | log_to_screen("Cannot open mountlist");
|
---|
[128] | 819 | return (1);
|
---|
| 820 | }
|
---|
[2204] | 821 | malloc_string(incoming);
|
---|
| 822 | malloc_string(siz);
|
---|
[128] | 823 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
| 824 | log_it("Loading mountlist...");
|
---|
| 825 | while (!feof(fin)) {
|
---|
[1] | 826 | #if linux
|
---|
[2204] | 827 | res = sscanf(incoming,
|
---|
[1909] | 828 | "%s %s %s %s %s",
|
---|
[128] | 829 | mountlist->el[items].device,
|
---|
| 830 | mountlist->el[items].mountpoint,
|
---|
| 831 | mountlist->el[items].format,
|
---|
[1899] | 832 | siz, mountlist->el[items].label);
|
---|
[2204] | 833 | if (res < 5) {
|
---|
| 834 | /* no label found */
|
---|
[2206] | 835 | log_msg(4, "no label found for %s",mountlist->el[items].device);
|
---|
| 836 | strcpy(mountlist->el[items].label,"");
|
---|
[2204] | 837 | }
|
---|
[1] | 838 | #elif __FreeBSD__
|
---|
[2204] | 839 | res = sscanf(incoming,
|
---|
[128] | 840 | "%s %s %s %s",
|
---|
| 841 | mountlist->el[items].device,
|
---|
| 842 | mountlist->el[items].mountpoint,
|
---|
| 843 | mountlist->el[items].format, siz);
|
---|
[2206] | 844 | strcpy(mountlist->el[items].label,"");
|
---|
[1] | 845 | #endif
|
---|
| 846 |
|
---|
[128] | 847 | if (!strcmp(mountlist->el[items].device, "/proc") ||
|
---|
| 848 | !strcmp(mountlist->el[items].device, "proc") ||
|
---|
| 849 | !strcmp(mountlist->el[items].device, "/sys") ||
|
---|
| 850 | !strcmp(mountlist->el[items].device, "sys") ||
|
---|
| 851 | !strcmp(mountlist->el[items].device, "/devpts") ||
|
---|
| 852 | !strcmp(mountlist->el[items].device, "devpts")
|
---|
| 853 | ) {
|
---|
| 854 | log_msg(1,
|
---|
| 855 | "Ignoring %s in mountlist - not loading that line :) ",
|
---|
| 856 | mountlist->el[items].device);
|
---|
| 857 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
| 858 | continue;
|
---|
| 859 | }
|
---|
| 860 | mountlist->el[items].size = atoll(siz);
|
---|
| 861 | if (mountlist->el[items].device[0] != '\0'
|
---|
| 862 | && mountlist->el[items].device[0] != '#') {
|
---|
| 863 | for (j = 0;
|
---|
| 864 | j < items
|
---|
| 865 | && strcmp(mountlist->el[j].device,
|
---|
| 866 | mountlist->el[items].device); j++);
|
---|
| 867 | if (j < items) {
|
---|
| 868 | strcat(mountlist->el[items].device, "_dup");
|
---|
[2290] | 869 | mr_asprintf(&tmp, "Duplicate entry in mountlist - renaming to %s", mountlist->el[items].device);
|
---|
[128] | 870 | log_it(tmp);
|
---|
[2204] | 871 | paranoid_free(tmp);
|
---|
[128] | 872 | }
|
---|
[2211] | 873 | mr_asprintf(&tmp, "%s", mountlist->el[items].device);
|
---|
[128] | 874 | if (strstr(tmp, "/dev/md/")) {
|
---|
| 875 | log_it("format_device() --- Contracting %s", tmp);
|
---|
| 876 | p = strrchr(tmp, '/');
|
---|
| 877 | if (p) {
|
---|
| 878 | *p = *(p + 1);
|
---|
| 879 | *(p + 1) = *(p + 2);
|
---|
| 880 | *(p + 2) = *(p + 3);
|
---|
| 881 | }
|
---|
| 882 | log_it("It was %s; it is now %s",
|
---|
| 883 | mountlist->el[items].device, tmp);
|
---|
| 884 | strcpy(mountlist->el[items].device, tmp);
|
---|
| 885 | }
|
---|
[2204] | 886 | paranoid_free(tmp);
|
---|
[1] | 887 |
|
---|
[2204] | 888 | log_it("%s %s %s %lld %s",
|
---|
| 889 | mountlist->el[items].device,
|
---|
| 890 | mountlist->el[items].mountpoint,
|
---|
| 891 | mountlist->el[items].format,
|
---|
| 892 | mountlist->el[items].size,
|
---|
| 893 | mountlist->el[items].label);
|
---|
[128] | 894 | items++;
|
---|
[2206] | 895 | if (items >= MAX_MOUNTLIST_ENTRIES) {
|
---|
| 896 | log_to_screen("Too many lines in mountlist.. ABORTING");
|
---|
| 897 | finish(1);
|
---|
| 898 | }
|
---|
[128] | 899 | }
|
---|
| 900 | (void) fgets(incoming, MAX_STR_LEN - 1, fin);
|
---|
[1] | 901 | }
|
---|
[128] | 902 | paranoid_fclose(fin);
|
---|
| 903 | mountlist->entries = items;
|
---|
[1] | 904 |
|
---|
[128] | 905 | log_it("Mountlist loaded successfully.");
|
---|
[2204] | 906 | log_it("%d entries in mountlist", items);
|
---|
| 907 |
|
---|
[128] | 908 | paranoid_free(incoming);
|
---|
| 909 | paranoid_free(siz);
|
---|
| 910 | return (0);
|
---|
[1] | 911 | }
|
---|
| 912 |
|
---|
| 913 |
|
---|
| 914 |
|
---|
| 915 | /**
|
---|
| 916 | * Save @p mountlist to a file on disk.
|
---|
| 917 | * @param mountlist The mountlist to save.
|
---|
| 918 | * @param fname The file to save it to.
|
---|
| 919 | * @return 0 for success, 1 for failure.
|
---|
| 920 | * @see load_mountlist
|
---|
| 921 | */
|
---|
[128] | 922 | int save_mountlist_to_disk(struct mountlist_itself *mountlist, char *fname)
|
---|
[1] | 923 | {
|
---|
[128] | 924 | FILE *fout;
|
---|
| 925 | int i;
|
---|
[1] | 926 |
|
---|
[128] | 927 | assert(mountlist != NULL);
|
---|
| 928 | assert_string_is_neither_NULL_nor_zerolength(fname);
|
---|
[1] | 929 |
|
---|
[128] | 930 | log_it("save_mountlist_to_disk() --- saving to %s", fname);
|
---|
| 931 | if (!(fout = fopen(fname, "w"))) {
|
---|
| 932 | log_OS_error("WMTD - Cannot openout mountlist");
|
---|
| 933 | return (1);
|
---|
| 934 | }
|
---|
| 935 | for (i = 0; i < mountlist->entries; i++) {
|
---|
| 936 | fprintf(fout,
|
---|
[1909] | 937 | "%-15s %-15s %-15s %-15lld %-15s\n",
|
---|
[128] | 938 | mountlist->el[i].device, mountlist->el[i].mountpoint,
|
---|
| 939 | mountlist->el[i].format, mountlist->el[i].size,
|
---|
[1899] | 940 | mountlist->el[i].label);
|
---|
[128] | 941 | }
|
---|
| 942 | paranoid_fclose(fout);
|
---|
| 943 | return (0);
|
---|
[1] | 944 | }
|
---|
| 945 |
|
---|
| 946 |
|
---|
| 947 | /**
|
---|
| 948 | * Sort the mountlist alphabetically by device.
|
---|
| 949 | * The sorting is done in-place.
|
---|
| 950 | * @param mountlist The mountlist to sort.
|
---|
| 951 | */
|
---|
[128] | 952 | void sort_mountlist_by_device(struct mountlist_itself *mountlist)
|
---|
[1] | 953 | {
|
---|
[128] | 954 | int diff;
|
---|
| 955 | int lino = -999;
|
---|
[1] | 956 |
|
---|
[128] | 957 | assert(mountlist != NULL);
|
---|
[1] | 958 |
|
---|
[128] | 959 | while (lino < mountlist->entries) {
|
---|
| 960 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 961 | diff =
|
---|
| 962 | strcmp_inc_numbers(mountlist->el[lino - 1].device,
|
---|
| 963 | mountlist->el[lino].device);
|
---|
| 964 | if (diff > 0) {
|
---|
| 965 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 966 | break;
|
---|
| 967 | }
|
---|
| 968 | }
|
---|
[1] | 969 | }
|
---|
| 970 | }
|
---|
| 971 |
|
---|
[2204] | 972 |
|
---|
[1] | 973 | /**
|
---|
| 974 | * Sort the mountlist alphabetically by mountpoint.
|
---|
| 975 | * The sorting is done in-place.
|
---|
| 976 | * @param mountlist The mountlist to sort.
|
---|
| 977 | * @param reverse If TRUE, then do a reverse sort.
|
---|
| 978 | */
|
---|
[128] | 979 | void
|
---|
| 980 | sort_mountlist_by_mountpoint(struct mountlist_itself *mountlist,
|
---|
| 981 | bool reverse)
|
---|
[1] | 982 | {
|
---|
[128] | 983 | int diff;
|
---|
| 984 | int lino = -999;
|
---|
[1] | 985 |
|
---|
[128] | 986 | assert(mountlist != NULL);
|
---|
[1] | 987 |
|
---|
[128] | 988 | while (lino < mountlist->entries) {
|
---|
| 989 | for (lino = 1; lino < mountlist->entries; lino++) {
|
---|
| 990 | diff =
|
---|
| 991 | strcmp(mountlist->el[lino - 1].mountpoint,
|
---|
| 992 | mountlist->el[lino].mountpoint);
|
---|
| 993 | if ((diff > 0 && !reverse) || ((diff < 0 && reverse))) {
|
---|
| 994 | swap_mountlist_entries(mountlist, lino - 1, lino);
|
---|
| 995 | break;
|
---|
| 996 | }
|
---|
| 997 | }
|
---|
[1] | 998 | }
|
---|
| 999 | }
|
---|
| 1000 |
|
---|
| 1001 |
|
---|
| 1002 | /**
|
---|
| 1003 | * Swap two entries in the mountlist in-place.
|
---|
| 1004 | * @param mountlist The mountlist to swap the entries in.
|
---|
| 1005 | * @param a The index number of the first entry.
|
---|
| 1006 | * @param b The index number of the second entry.
|
---|
| 1007 | */
|
---|
[128] | 1008 | void
|
---|
[1] | 1009 | swap_mountlist_entries(struct mountlist_itself *mountlist, int a, int b)
|
---|
| 1010 | {
|
---|
[128] | 1011 | /*@ mallocs *** */
|
---|
[2204] | 1012 | char *device = NULL;
|
---|
| 1013 | char *mountpoint = NULL;
|
---|
| 1014 | char *format = NULL;
|
---|
[1] | 1015 |
|
---|
[128] | 1016 | long long size;
|
---|
[1] | 1017 |
|
---|
[128] | 1018 | assert(mountlist != NULL);
|
---|
| 1019 | assert(a >= 0);
|
---|
| 1020 | assert(b >= 0);
|
---|
[1] | 1021 |
|
---|
[2211] | 1022 | mr_asprintf(&device, "%s", mountlist->el[a].device);
|
---|
| 1023 | mr_asprintf(&mountpoint, "%s", mountlist->el[a].mountpoint);
|
---|
| 1024 | mr_asprintf(&format, "%s", mountlist->el[a].format);
|
---|
[1] | 1025 |
|
---|
[128] | 1026 | size = mountlist->el[a].size;
|
---|
[1] | 1027 |
|
---|
[128] | 1028 | strcpy(mountlist->el[a].device, mountlist->el[b].device);
|
---|
| 1029 | strcpy(mountlist->el[a].mountpoint, mountlist->el[b].mountpoint);
|
---|
| 1030 | strcpy(mountlist->el[a].format, mountlist->el[b].format);
|
---|
[1] | 1031 |
|
---|
[128] | 1032 | mountlist->el[a].size = mountlist->el[b].size;
|
---|
[1] | 1033 |
|
---|
[128] | 1034 | strcpy(mountlist->el[b].device, device);
|
---|
| 1035 | strcpy(mountlist->el[b].mountpoint, mountpoint);
|
---|
| 1036 | strcpy(mountlist->el[b].format, format);
|
---|
[1] | 1037 |
|
---|
[128] | 1038 | mountlist->el[b].size = size;
|
---|
[2204] | 1039 | paranoid_free(device);
|
---|
| 1040 | paranoid_free(mountpoint);
|
---|
| 1041 | paranoid_free(format);
|
---|
[1] | 1042 | }
|
---|
| 1043 |
|
---|
| 1044 | /* @} - end of mountlistGroup */
|
---|