mount.c

   1 #include <stdio.h>
   2 #include <string.h>
   3 #include <stdlib.h>
   4 #include <unistd.h>
   5 #include <sys/stat.h>
   6 #include <sys/types.h>
   7 #include <fcntl.h>
   8 #include <sys/ioctl.h>
   9 #include <linux/hdreg.h>
  10 #include <scsi/sg.h>
  11 #include <dirent.h>
  12 #include <sys/wait.h>
  13 #include <sys/inotify.h>
  14 #include <sys/stat.h>
  15 #include <sys/types.h>
  16 #include <glob.h>
  17 #include <libgen.h>
  18 #include <poll.h>
  19
  20 #include "include/log.h"
  21 #include "include/list.h"
  22 #include "include/sys.h"
  23 #include "include/signal.h"
  24 #include "include/timer.h"
  25 #include "include/autofs.h"
  26 #include "include/ucix.h"
  27 #include "include/fs.h"
  28
  29 int mount_new(char *path, char *dev);
  30
  31 struct list_head mounts;
  32
  33 struct mount {
  34         struct list_head list;
  35         char name[64];
  36         char dev[64];
  37         char serial[64];
  38         char vendor[64];
  39         char model[64];
  40         char rev[64];
  41         int mounted;
  42         int ignore;
  43         char size[64];
  44         char sector_size[64];
  45         int fs;
  46 };
  47
  48 char *fs_names[] = {
  49         "",
  50         "",
  51         "MBR",
  52         "EXT2",
  53         "EXT3",
  54         "FAT",
  55         "HFSPLUS",
  56         "NTFS"
  57 };
  58
  59 #define MAX_MOUNTED             32
  60 #define MAX_MOUNT_NAME  32
  61
  62 char mounted[MAX_MOUNTED][3][MAX_MOUNT_NAME];
  63 int mounted_count = 0;
  64 extern char uci_path[32];
  65
  66 void mount_dump_uci_state(void)
  67 {
  68         struct uci_context *ctx;
  69         struct list_head *p;
  70         char mountd[] = {"mountd"};
  71         char type[] = {"mountd_disc"};
  72         int mounted = 0;
  73         unsigned long long int size = 0;
  74         unlink("/var/state/mountd");
  75         ctx = ucix_init("mountd");
  76         uci_set_savedir(ctx, "/var/state/");
  77         ucix_add_option_int(ctx, mountd, mountd, "count", list_count(&mounts));
  78         list_for_each(p, &mounts)
  79         {
  80                 struct mount *q = container_of(p, struct mount, list);
  81                 char t[64];
  82                 if(q->fs == EXTENDED)
  83                         continue;
  84                 ucix_add_section(ctx, mountd, q->serial, type);
  85                 strcpy(t, q->dev);
  86                 t[3] = '\0';
  87                 ucix_add_option(ctx, mountd, q->serial, "disc", t);
  88                 ucix_add_option(ctx, mountd, q->serial, "sector_size", q->sector_size);
  89                 snprintf(t, 64, "part%dmounted", atoi(&q->dev[3]));
  90                 ucix_add_option(ctx, mountd, q->serial, t, (q->mounted)?("1"):("0"));
  91                 ucix_add_option(ctx, mountd, q->serial, "vendor", q->vendor);
  92                 ucix_add_option(ctx, mountd, q->serial, "model", q->model);
  93                 ucix_add_option(ctx, mountd, q->serial, "rev", q->rev);
  94                 snprintf(t, 64, "size%d", atoi(&q->dev[3]));
  95                 ucix_add_option(ctx, mountd, q->serial, t, q->size);
  96                 if(q->fs > MBR && q->fs <= NTFS)
  97                 {
  98                         snprintf(t, 64, "fs%d", atoi(&q->dev[3]));
  99                         ucix_add_option(ctx, mountd, q->serial, t, fs_names[q->fs]);
 100                 }
 101                 if(q->mounted)
 102                         mounted++;
 103                 if((!q->ignore) && q->size && q->sector_size)
 104                         size = size + (((unsigned long long int)atoi(q->size)) * ((unsigned long long int)atoi(q->sector_size)));
 105         }
 106         ucix_add_option_int(ctx, mountd, mountd, "mounted", mounted);
 107         ucix_add_option_int(ctx, mountd, mountd, "total", size);
 108         system_printf("echo -n %llu > /tmp/run/mountd_size", size);
 109         ucix_save_state(ctx, "mountd");
 110         ucix_cleanup(ctx);
 111 }
 112
 113 struct mount* mount_find(char *name, char *dev)
 114 {
 115         struct list_head *p;
 116         list_for_each(p, &mounts)
 117         {
 118                 struct mount *q = container_of(p, struct mount, list);
 119                 if(name)
 120                         if(!strcmp(q->name, name))
 121                                 return q;
 122                 if(dev)
 123                         if(!strcmp(q->dev, dev))
 124                                 return q;
 125         }
 126         return 0;
 127 }
 128
 129 void mount_add_list(char *name, char *dev, char *serial,
 130         char *vendor, char *model, char *rev, int ignore, char *size, char *sector_size, int fs)
 131 {
 132         struct mount *mount;
 133         char tmp[64], tmp2[64];
 134         if(fs <= MBR || fs > NTFS)
 135                 return;
 136         mount  = malloc(sizeof(struct mount));
 137         INIT_LIST_HEAD(&mount->list);
 138         strncpy(mount->vendor, vendor, 64);
 139         strncpy(mount->model, model, 64);
 140         strncpy(mount->rev, rev, 64);
 141         strncpy(mount->name, name, 64);
 142         strncpy(mount->dev, dev, 64);
 143         strncpy(mount->serial, serial, 64);
 144         strncpy(mount->size, size, 64);
 145         strncpy(mount->sector_size, sector_size, 64);
 146         mount->ignore = ignore;
 147         mount->mounted = 0;
 148         mount->fs = fs;
 149         list_add(&mount->list, &mounts);
 150         if((!mount->ignore) && (mount->fs > MBR) && (mount->fs <= NTFS))
 151         {
 152                 log_printf("new mount : %s -> %s (%s)\n", name, dev, fs_names[mount->fs]);
 153                 snprintf(tmp, 64, "%s%s", uci_path, name);
 154                 snprintf(tmp2, 64, "/tmp/run/mountd/%s", dev);
 155                 symlink(tmp2, tmp);
 156                 mount_new("/tmp/run/mountd/", dev);
 157         }
 158 }
 159
 160 int mount_check_disc(char *disc)
 161 {
 162         FILE *fp = fopen("/proc/mounts", "r");
 163         char tmp[256];
 164         int avail = -1;
 165         if(!fp)
 166         {
 167                 log_printf("error reading /proc/mounts");
 168                 fclose(fp);
 169                 return avail;
 170         }
 171         while((fgets(tmp, 256, fp) > 0) && (avail == -1))
 172         {
 173                 char *t;
 174                 char tmp2[32];
 175                 t = strstr(tmp, " ");
 176                 if(t)
 177                 {
 178                         int l;
 179                         *t = '\0';
 180                         l = snprintf(tmp2, 31, "/dev/%s", disc);
 181
 182                         if(!strncmp(tmp, tmp2, l))
 183                                 avail = 0;
 184                 }
 185         }
 186         fclose(fp);
 187         return avail;
 188 }
 189
 190 int mount_wait_for_disc(char *disc)
 191 {
 192         int i = 10;
 193         while(i--)
 194         {
 195                 int ret = mount_check_disc(disc);
 196                 if(!ret)
 197                         return ret;
 198                 poll(0, 0, 100);
 199         }
 200         return -1;
 201 }
 202
 203 int mount_new(char *path, char *dev)
 204 {
 205         struct mount *mount;
 206         char tmp[256];
 207         int ret = 1;
 208         pid_t pid;
 209         mount = mount_find(0, dev);
 210         if(!mount)
 211         {
 212                 log_printf("request for invalid path %s%s\n", path, dev);
 213                 return -1;
 214         }
 215         if(mount->ignore || mount->mounted || mount->fs == EXTENDED)
 216                 return -1;
 217         snprintf(tmp, 256, "%s%s", path, mount->dev);
 218         log_printf("mounting %s\n", tmp);
 219         mkdir(tmp, 777);
 220
 221         pid = autofs_safe_fork();
 222         if(!pid)
 223         {
 224                 if(mount->fs == FAT)
 225                 {
 226                         log_printf("mount -t vfat -o rw,uid=1000,gid=1000 /dev/%s %s", mount->dev, tmp);
 227                         ret = system_printf("mount -t vfat -o rw,uid=1000,gid=1000 /dev/%s %s", mount->dev, tmp);
 228                 }
 229                 if(mount->fs == EXT3)
 230                 {
 231                         log_printf("mount -t ext3 -o rw,defaults /dev/%s %s", mount->dev, tmp);
 232                         ret = system_printf("mount -t ext3 -o rw,defaults /dev/%s %s", mount->dev, tmp);
 233                 }
 234                 if(mount->fs == EXT2)
 235                 {
 236                         log_printf("mount -t ext2 -o rw,defaults /dev/%s %s", mount->dev, tmp);
 237                         ret = system_printf("mount -t ext2 -o rw,defaults /dev/%s %s", mount->dev, tmp);
 238                 }
 239                 if(mount->fs == HFSPLUS)
 240                 {
 241                         log_printf("mount -t hfsplus -o rw,defaults,uid=1000,gid=1000 /dev/%s %s", mount->dev, tmp);
 242                         ret = system_printf("mount -t hfsplus -o rw,defaults,uid=1000,gid=1000 /dev/%s %s", mount->dev, tmp);
 243                 }
 244                 if(mount->fs == NTFS)
 245                 {
 246                         log_printf("ntfs-3g /dev/%s %s -o force", mount->dev, tmp);
 247                         ret = system_printf("ntfs-3g /dev/%s %s -o force", mount->dev, tmp);
 248                 }
 249                 exit(WEXITSTATUS(ret));
 250         }
 251         pid = waitpid(pid, &ret, 0);
 252         ret = WEXITSTATUS(ret);
 253         log_printf("----------> mount ret = %d\n", ret);
 254         if(ret && (ret != 0xff))
 255                 return -1;
 256         if(mount_wait_for_disc(mount->dev) == 0)
 257         {
 258                 mount->mounted = 1;
 259                 mount_dump_uci_state();
 260         } else return -1;
 261         return 0;
 262 }
 263
 264 int mount_remove(char *path, char *dev)
 265 {
 266         struct mount *mount;
 267         char tmp[256];
 268         int ret;
 269         snprintf(tmp, 256, "%s%s", path, dev);
 270         log_printf("%s has expired... unmounting\n", tmp);
 271         ret = system_printf("/bin/umount %s", tmp);
 272         if(ret != 0)
 273                 return 0;
 274         rmdir(tmp);
 275         mount = mount_find(0, dev);
 276         if(mount)
 277                 mount->mounted = 0;
 278         log_printf("finished unmounting\n");
 279         mount_dump_uci_state();
 280         return 0;
 281 }
 282
 283 int dir_sort(const void *a, const void *b)
 284 {
 285         return 0;
 286 }
 287
 288 int dir_filter(const struct dirent *a)
 289 {
 290         if(strstr(a->d_name, ":"))
 291                 return 1;
 292         return 0;
 293 }
 294
 295 char* mount_get_serial(char *dev)
 296 {
 297         static char tmp[64];
 298         static char tmp2[64];
 299         int disc;
 300         static struct hd_driveid hd;
 301         int i;
 302         static char *serial;
 303         snprintf(tmp, 64, "/dev/%s", dev);
 304         disc = open(tmp, O_RDONLY);
 305         if(!disc)
 306         {
 307                 log_printf("Trying to open unknown disc\n");
 308                 return 0;
 309         }
 310         i = ioctl(disc, HDIO_GET_IDENTITY, &hd);
 311         close(disc);
 312         if(!i)
 313                 serial = (char*)hd.serial_no;
 314         /* if we failed, it probably a usb storage device */
 315         /* there must be a better way for this */
 316         if(i)
 317         {
 318                 struct dirent **namelist;
 319                 int n = scandir("/sys/bus/scsi/devices/", &namelist, dir_filter, dir_sort);
 320                 if(n > 0)
 321                 {
 322                         while(n--)
 323                         {
 324                                 char *t = strstr(namelist[n]->d_name, ":");
 325                                 if(t)
 326                                 {
 327                                         int id;
 328                                         struct stat buf;
 329                                         char tmp3[64];
 330                                         int ret;
 331                                         *t = 0;
 332                                         id = atoi(namelist[n]->d_name);
 333                                         *t = ':';
 334                                         sprintf(tmp3, "/sys/bus/scsi/devices/%s/block:%s/", namelist[n]->d_name, dev);
 335                                         ret = stat(tmp3, &buf);
 336                                         if(ret)
 337                                         {
 338                                                 sprintf(tmp3, "/sys/bus/scsi/devices/%s/block/%s/", namelist[n]->d_name, dev);
 339                                                 ret = stat(tmp3, &buf);
 340                                         }
 341                                         if(!ret)
 342                                         {
 343                                                 FILE *fp;
 344                                                 snprintf(tmp2, 64, "/proc/scsi/usb-storage/%d", id);
 345                                                 fp = fopen(tmp2, "r");
 346                                                 if(fp)
 347                                                 {
 348                                                         while(fgets(tmp2, 64, fp) > 0)
 349                                                         {
 350                                                                 serial = strstr(tmp2, "Serial Number:");
 351                                                                 if(serial)
 352                                                                 {
 353                                                                         serial += strlen("Serial Number: ");
 354                                                                         serial[strlen(serial) - 1] = '\0';
 355                                                                         i = 0;
 356                                                                         break;
 357                                                                 }
 358                                                         }
 359                                                         fclose(fp);
 360                                                 }
 361                                         }
 362                                 }
 363                                 free(namelist[n]);
 364                         }
 365                         free(namelist);
 366                 }
 367         }
 368         if(i)
 369         {
 370                 log_printf("could not find a serial number for the device %s\n", dev);
 371         } else {
 372                 /* serial string id is cheap, but makes the discs anonymous */
 373                 unsigned char uniq[6];
 374                 int l = strlen(serial);
 375                 int i;
 376                 static char disc_id[13];
 377                 memset(disc_id, 0, 13);
 378                 memset(uniq, 0, 6);
 379                 for(i = 0; i < l; i++)
 380                 {
 381                         uniq[i%6] += serial[i];
 382                 }
 383                 sprintf(disc_id, "%08X%02X%02X", *((unsigned int*)&uniq[0]), uniq[4], uniq[5]);
 384                 //log_printf("Serial number - %s %s\n", serial, disc_id);
 385                 return disc_id;
 386         }
 387         return 0;
 388 }
 389
 390 void mount_dev_add(char *dev)
 391 {
 392         struct mount *mount = mount_find(0, dev);
 393         if(!mount)
 394         {
 395                 char node[64];
 396                 char name[64];
 397                 int ignore = 0;
 398                 char *s;
 399                 char tmp[64];
 400                 char tmp2[64];
 401                 char *p;
 402                 struct uci_context *ctx;
 403                 char vendor[64];
 404                 char model[64];
 405                 char rev[64];
 406                 char size[64];
 407                 char sector_size[64];
 408                 FILE *fp;
 409                 strcpy(name, dev);
 410                 name[3] = '\0';
 411                 s = mount_get_serial(name);
 412                 if(!s)
 413                         return;
 414                 snprintf(tmp, 64, "part%s", &dev[3]);
 415                 snprintf(node, 64, "Disc-%s", &dev[2]);
 416                 if(node[5] >= 'a' && node[5] <= 'z')
 417                 {
 418                         node[5] -= 'a';
 419                         node[5] += 'A';
 420                 }
 421                 ctx = ucix_init("mountd");
 422                 p = ucix_get_option(ctx, "mountd", s, tmp);
 423                 ucix_cleanup(ctx);
 424                 if(p)
 425                 {
 426                         if(strlen(p) == 1)
 427                         {
 428                                 if(*p == '0')
 429                                         ignore = 1;
 430                         } else {
 431                                 snprintf(node, 64, "%s", p);
 432                         }
 433                 }
 434                 strcpy(name, dev);
 435                 name[3] = '\0';
 436                 snprintf(tmp, 64, "/sys/class/block/%s/device/model", name);
 437                 fp = fopen(tmp, "r");
 438                 if(!fp)
 439                 {
 440                         snprintf(tmp, 64, "/sys/block/%s/device/model", name);
 441                         fp = fopen(tmp, "r");
 442                 }
 443                 if(!fp)
 444                         snprintf(model, 64, "unknown");
 445                 else {
 446                         fgets(model, 64, fp);
 447                         model[strlen(model) - 1] = '\0';;
 448                         fclose(fp);
 449                 }
 450                 snprintf(tmp, 64, "/sys/class/block/%s/device/vendor", name);
 451                 fp = fopen(tmp, "r");
 452                 if(!fp)
 453                 {
 454                         snprintf(tmp, 64, "/sys/block/%s/device/vendor", name);
 455                         fp = fopen(tmp, "r");
 456                 }
 457                 if(!fp)
 458                         snprintf(vendor, 64, "unknown");
 459                 else {
 460                         fgets(vendor, 64, fp);
 461                         vendor[strlen(vendor) - 1] = '\0';
 462                         fclose(fp);
 463                 }
 464                 snprintf(tmp, 64, "/sys/class/block/%s/device/rev", name);
 465                 fp = fopen(tmp, "r");
 466                 if(!fp)
 467                 {
 468                         snprintf(tmp, 64, "/sys/block/%s/device/rev", name);
 469                         fp = fopen(tmp, "r");
 470                 }
 471                 if(!fp)
 472                         snprintf(rev, 64, "unknown");
 473                 else {
 474                         fgets(rev, 64, fp);
 475                         rev[strlen(rev) - 1] = '\0';
 476                         fclose(fp);
 477                 }
 478                 snprintf(tmp, 64, "/sys/class/block/%s/size", dev);
 479                 fp = fopen(tmp, "r");
 480                 if(!fp)
 481                 {
 482                         snprintf(tmp, 64, "/sys/block/%s/%s/size", name, dev);
 483                         fp = fopen(tmp, "r");
 484                 }
 485                 if(!fp)
 486                         snprintf(size, 64, "unknown");
 487                 else {
 488                         fgets(size, 64, fp);
 489                         size[strlen(size) - 1] = '\0';
 490                         fclose(fp);
 491                 }
 492                 strcpy(tmp2, dev);
 493                 tmp2[3] = '\0';
 494                 snprintf(tmp, 64, "/sys/block/%s/queue/hw_sector_size", tmp2);
 495                 fp = fopen(tmp, "r");
 496                 if(!fp)
 497                         snprintf(sector_size, 64, "unknown");
 498                 else {
 499                         fgets(sector_size, 64, fp);
 500                         sector_size[strlen(sector_size) - 1] = '\0';
 501                         fclose(fp);
 502                 }
 503                 snprintf(tmp, 64, "/dev/%s", dev);
 504                 mount_add_list(node, dev, s, vendor, model, rev, ignore, size, sector_size, detect_fs(tmp));
 505                 mount_dump_uci_state();
 506         }
 507 }
 508
 509 void mount_dev_del(char *dev)
 510 {
 511         struct mount *mount = mount_find(0, dev);
 512         char tmp[256];
 513         if(mount)
 514         {
 515                 if(mount->mounted)
 516                 {
 517                         snprintf(tmp, 256, "%s%s", "/tmp/run/mountd/", mount->name);
 518                         log_printf("%s has dissappeared ... unmounting\n", tmp);
 519                         snprintf(tmp, 256, "%s%s", "/tmp/run/mountd/", mount->dev);
 520                         system_printf("/bin/umount %s", tmp);
 521                         rmdir(tmp);
 522                         snprintf(tmp, 64, "%s%s", uci_path, mount->name);
 523                         unlink(tmp);
 524                         mount_dump_uci_state();
 525                 }
 526         }
 527 }
 528
 529 void mount_dump_list(void)
 530 {
 531         struct list_head *p;
 532         list_for_each(p, &mounts)
 533         {
 534                 struct mount *q = container_of(p, struct mount, list);
 535                 log_printf("* %s %s %d\n", q->name, q->dev, q->mounted);
 536         }
 537 }
 538
 539 char* is_mounted(char *block, char *path)
 540 {
 541         int i;
 542         for(i = 0; i < mounted_count; i++)
 543         {
 544                 if(block)
 545                         if(!strncmp(&mounted[i][0][0], block, strlen(&mounted[i][0][0])))
 546                                 return &mounted[i][0][0];
 547                 if(path)
 548                         if(!strncmp(&mounted[i][1][1], &path[1], strlen(&mounted[i][1][0])))
 549                                 return &mounted[i][0][0];
 550         }
 551         return 0;
 552 }
 553
 554 void mount_check_mount_list(void)
 555 {
 556         FILE *fp = fopen("/proc/mounts", "r");
 557         char tmp[256];
 558
 559         if(!fp)
 560         {
 561                 log_printf("error reading /proc/mounts");
 562                 fclose(fp);
 563                 return;
 564         }
 565         mounted_count = 0;
 566         while(fgets(tmp, 256, fp) > 0)
 567         {
 568                 char *t, *t2;
 569                 t = strstr(tmp, " ");
 570                 if(t)
 571                 {
 572                         *t = '\0';
 573                         t++;
 574                 } else t = tmp;
 575                 strncpy(&mounted[mounted_count][0][0], tmp, MAX_MOUNT_NAME);
 576                 t2 = strstr(t, " ");
 577                 if(t2)
 578                 {
 579                         *t2 = '\0';
 580                         t2++;
 581                 } else t2 = t;
 582                 strncpy(&mounted[mounted_count][1][0], t, MAX_MOUNT_NAME);
 583                 t = strstr(t2, " ");
 584                 if(t)
 585                 {
 586                         *t = '\0';
 587                         t++;
 588                 } else t = tmp;
 589                 strncpy(&mounted[mounted_count][2][0], t2, MAX_MOUNT_NAME);
 590         /*      printf("%s %s %s\n",
 591                         mounted[mounted_count][0],
 592                         mounted[mounted_count][1],
 593                         mounted[mounted_count][2]);*/
 594                 if(mounted_count < MAX_MOUNTED - 1)
 595                         mounted_count++;
 596                 else
 597                         log_printf("found more than %d mounts \n", MAX_MOUNTED);
 598         }
 599         fclose(fp);
 600 }
 601
 602 /* FIXME: we need ore intelligence here */
 603 int dir_filter2(const struct dirent *a)
 604 {
 605         if(/*strcmp(a->d_name, "sda") &&*/(!strncmp(a->d_name, "sd", 2)))
 606                 return 1;
 607         return 0;
 608 }
 609 #define MAX_BLOCK       64
 610 char block[MAX_BLOCK][MAX_BLOCK];
 611 int blk_cnt = 0;
 612
 613 int check_block(char *b)
 614 {
 615         int i;
 616         for(i = 0; i < blk_cnt; i++)
 617         {
 618                 if(!strcmp(block[i], b))
 619                         return 1;
 620         }
 621         return 0;
 622 }
 623
 624 void mount_enum_drives(void)
 625 {
 626         struct dirent **namelist, **namelist2;
 627         int i, n = scandir("/sys/block/", &namelist, dir_filter2, dir_sort);
 628         struct list_head *p;
 629         blk_cnt = 0;
 630         if(n > 0)
 631         {
 632                 while(n--)
 633                 {
 634                         if(blk_cnt < MAX_BLOCK)
 635                         {
 636                                 int m;
 637                                 char tmp[64];
 638                                 snprintf(tmp, 64, "/sys/block/%s/", namelist[n]->d_name);
 639                                 m = scandir(tmp, &namelist2, dir_filter2, dir_sort);
 640                                 while(m--)
 641                                 {
 642                                         strncpy(&block[blk_cnt][0], namelist2[m]->d_name, MAX_BLOCK);
 643                                         blk_cnt++;
 644                                         free(namelist2[m]);
 645                                 }
 646                                 free(namelist2);
 647                         }
 648                         free(namelist[n]);
 649                 }
 650                 free(namelist);
 651         }
 652         p = mounts.next;
 653         while(p != &mounts)
 654         {
 655                 struct mount *q = container_of(p, struct mount, list);
 656                 char tmp[64];
 657                 struct uci_context *ctx;
 658                 int del = 0;
 659                 char *t;
 660                 snprintf(tmp, 64, "part%s", &q->dev[3]);
 661                 ctx = ucix_init("mountd");
 662                 t = ucix_get_option(ctx, "mountd", q->serial, tmp);
 663                 ucix_cleanup(ctx);
 664                 if(t && !q->mounted)
 665                 {
 666                         if(!strcmp(t, "0"))
 667                         {
 668                                 if(!q->ignore)
 669                                         del = 1;
 670                         } else if(!strcmp(t, "1"))
 671                         {
 672                                 if(strncmp(q->name, "Disc-", 5))
 673                                         del = 1;
 674                         } else if(strcmp(q->name, t))
 675                         {
 676                                 del = 1;
 677                         }
 678                 }
 679                 if(!check_block(q->dev)||del)
 680                 {
 681                         mount_dev_del(q->dev);
 682                         p->prev->next = p->next;
 683                         p->next->prev = p->prev;
 684                         p = p->next;
 685                         log_printf("removing %s\n", q->dev);
 686                         snprintf(tmp, 64, "%s%s", uci_path, q->name);
 687                         unlink(tmp);
 688                         system_printf("/etc/mountd/event remove %s %s", q->dev, q->name);
 689                         free(q);
 690                         mount_dump_uci_state();
 691                         system_printf("/etc/fonstated/ReloadSamba");
 692                 } else p = p->next;
 693         }
 694
 695         for(i = 0; i < blk_cnt; i++)
 696                 mount_dev_add(block[i]);
 697 }
 698
 699 void mount_check_enum(void)
 700 {
 701         waitpid(-1, 0, WNOHANG);
 702         mount_enum_drives();
 703 }
 704
 705 void mount_init(void)
 706 {
 707         INIT_LIST_HEAD(&mounts);
 708         timer_add(mount_check_mount_list, 2);
 709         timer_add(mount_check_enum, 1);
 710         mount_check_mount_list();
 711 }