1/* $NetBSD: disks.c,v 1.95 2023/06/24 05:25:04 msaitoh Exp $ */ 2 3/* 4 * Copyright 1997 Piermont Information Systems Inc. 5 * All rights reserved. 6 * 7 * Written by Philip A. Nelson for Piermont Information Systems Inc. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 1. Redistributions of source code must retain the above copyright 13 * notice, this list of conditions and the following disclaimer. 14 * 2. Redistributions in binary form must reproduce the above copyright 15 * notice, this list of conditions and the following disclaimer in the 16 * documentation and/or other materials provided with the distribution. 17 * 3. The name of Piermont Information Systems Inc. may not be used to endorse 18 * or promote products derived from this software without specific prior 19 * written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY PIERMONT INFORMATION SYSTEMS INC. ``AS IS'' 22 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 23 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 24 * ARE DISCLAIMED. IN NO EVENT SHALL PIERMONT INFORMATION SYSTEMS INC. BE 25 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 26 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 27 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 28 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 29 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 30 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF 31 * THE POSSIBILITY OF SUCH DAMAGE. 32 * 33 */ 34 35/* disks.c -- routines to deal with finding disks and labeling disks. */ 36 37 38#include <assert.h> 39#include <errno.h> 40#include <inttypes.h> 41#include <stdio.h> 42#include <stdlib.h> 43#include <unistd.h> 44#include <fcntl.h> 45#include <fnmatch.h> 46#include <util.h> 47#include <uuid.h> 48#include <paths.h> 49#include <fstab.h> 50 51#include <sys/param.h> 52#include <sys/sysctl.h> 53#include <sys/swap.h> 54#include <sys/disklabel_gpt.h> 55#include <ufs/ufs/dinode.h> 56#include <ufs/ffs/fs.h> 57 58#include <dev/scsipi/scsipi_all.h> 59#include <sys/scsiio.h> 60 61#include <dev/ata/atareg.h> 62#include <sys/ataio.h> 63 64#include <sys/drvctlio.h> 65 66#include "defs.h" 67#include "md.h" 68#include "msg_defs.h" 69#include "menu_defs.h" 70#include "txtwalk.h" 71 72/* #define DEBUG_VERBOSE 1 */ 73 74/* Disk descriptions */ 75struct disk_desc { 76 char dd_name[SSTRSIZE]; 77 char dd_descr[256]; 78 bool dd_no_mbr, dd_no_part; 79 uint dd_cyl; 80 uint dd_head; 81 uint dd_sec; 82 uint dd_secsize; 83 daddr_t dd_totsec; 84}; 85 86#define NAME_PREFIX "NAME=" 87static const char name_prefix[] = NAME_PREFIX; 88 89/* things we could have as /sbin/newfs_* and /sbin/fsck_* */ 90static const char *extern_fs_with_chk[] = { 91 "ext2fs", "lfs", "msdos", "udf", "v7fs" 92}; 93 94/* things we could have as /sbin/newfs_* but not /sbin/fsck_* */ 95static const char *extern_fs_newfs_only[] = { 96 "sysvbfs" 97}; 98 99/* Local prototypes */ 100static int found_fs(struct data *, size_t, const struct lookfor*); 101static int found_fs_nocheck(struct data *, size_t, const struct lookfor*); 102static int fsck_preen(const char *, const char *, bool silent); 103static void fixsb(const char *, const char *); 104 105 106static bool tmpfs_on_var_shm(void); 107 108const char * 109getfslabelname(uint f, uint f_version) 110{ 111 if (f == FS_TMPFS) 112 return "tmpfs"; 113 else if (f == FS_MFS) 114 return "mfs"; 115 else if (f == FS_EFI_SP) 116 return msg_string(MSG_fs_type_efi_sp); 117 else if (f == FS_BSDFFS) { 118 switch (f_version) { 119 default: 120 case 1: return msg_string(MSG_fs_type_ffs); 121 case 2: return msg_string(MSG_fs_type_ffsv2); 122 case 3: return msg_string(MSG_fs_type_ffsv2ea); 123 } 124 } else if (f == FS_EX2FS && f_version == 1) 125 return msg_string(MSG_fs_type_ext2old); 126 else if (f >= __arraycount(fstypenames) || fstypenames[f] == NULL) 127 return "invalid"; 128 return fstypenames[f]; 129} 130 131/* 132 * Decide whether we want to mount a tmpfs on /var/shm: we do this always 133 * when the machine has more than 16 MB of user memory. On smaller machines, 134 * shm_open() and friends will not perform well anyway. 135 */ 136static bool 137tmpfs_on_var_shm(void) 138{ 139 uint64_t ram; 140 size_t len; 141 142 len = sizeof(ram); 143 if (sysctlbyname("hw.usermem64", &ram, &len, NULL, 0)) 144 return false; 145 146 return ram > 16 * MEG; 147} 148 149/* 150 * Find length of string but ignore trailing whitespace 151 */ 152static int 153trimmed_len(const char *s) 154{ 155 size_t len = strlen(s); 156 157 while (len > 0 && isspace((unsigned char)s[len - 1])) 158 len--; 159 return len; 160} 161 162/* from src/sbin/atactl/atactl.c 163 * extract_string: copy a block of bytes out of ataparams and make 164 * a proper string out of it, truncating trailing spaces and preserving 165 * strict typing. And also, not doing unaligned accesses. 166 */ 167static void 168ata_extract_string(char *buf, size_t bufmax, 169 uint8_t *bytes, unsigned numbytes, 170 int needswap) 171{ 172 unsigned i; 173 size_t j; 174 unsigned char ch1, ch2; 175 176 for (i = 0, j = 0; i < numbytes; i += 2) { 177 ch1 = bytes[i]; 178 ch2 = bytes[i+1]; 179 if (needswap && j < bufmax-1) { 180 buf[j++] = ch2; 181 } 182 if (j < bufmax-1) { 183 buf[j++] = ch1; 184 } 185 if (!needswap && j < bufmax-1) { 186 buf[j++] = ch2; 187 } 188 } 189 while (j > 0 && buf[j-1] == ' ') { 190 j--; 191 } 192 buf[j] = '\0'; 193} 194 195/* 196 * from src/sbin/scsictl/scsi_subr.c 197 */ 198#define STRVIS_ISWHITE(x) ((x) == ' ' || (x) == '\0' || (x) == (u_char)'\377') 199 200static void 201scsi_strvis(char *sdst, size_t dlen, const char *ssrc, size_t slen) 202{ 203 u_char *dst = (u_char *)sdst; 204 const u_char *src = (const u_char *)ssrc; 205 206 /* Trim leading and trailing blanks and NULs. */ 207 while (slen > 0 && STRVIS_ISWHITE(src[0])) 208 ++src, --slen; 209 while (slen > 0 && STRVIS_ISWHITE(src[slen - 1])) 210 --slen; 211 212 while (slen > 0) { 213 if (*src < 0x20 || *src >= 0x80) { 214 /* non-printable characters */ 215 dlen -= 4; 216 if (dlen < 1) 217 break; 218 *dst++ = '\\'; 219 *dst++ = ((*src & 0300) >> 6) + '0'; 220 *dst++ = ((*src & 0070) >> 3) + '0'; 221 *dst++ = ((*src & 0007) >> 0) + '0'; 222 } else if (*src == '\\') { 223 /* quote characters */ 224 dlen -= 2; 225 if (dlen < 1) 226 break; 227 *dst++ = '\\'; 228 *dst++ = '\\'; 229 } else { 230 /* normal characters */ 231 if (--dlen < 1) 232 break; 233 *dst++ = *src; 234 } 235 ++src, --slen; 236 } 237 238 *dst++ = 0; 239} 240 241 242static int 243get_descr_scsi(struct disk_desc *dd) 244{ 245 struct scsipi_inquiry_data inqbuf; 246 struct scsipi_inquiry cmd; 247 scsireq_t req; 248 /* x4 in case every character is escaped, +1 for NUL. */ 249 char vendor[(sizeof(inqbuf.vendor) * 4) + 1], 250 product[(sizeof(inqbuf.product) * 4) + 1], 251 revision[(sizeof(inqbuf.revision) * 4) + 1]; 252 char size[5]; 253 254 memset(&inqbuf, 0, sizeof(inqbuf)); 255 memset(&cmd, 0, sizeof(cmd)); 256 memset(&req, 0, sizeof(req)); 257 258 cmd.opcode = INQUIRY; 259 cmd.length = sizeof(inqbuf); 260 memcpy(req.cmd, &cmd, sizeof(cmd)); 261 req.cmdlen = sizeof(cmd); 262 req.databuf = &inqbuf; 263 req.datalen = sizeof(inqbuf); 264 req.timeout = 10000; 265 req.flags = SCCMD_READ; 266 req.senselen = SENSEBUFLEN; 267 268 if (!disk_ioctl(dd->dd_name, SCIOCCOMMAND, &req) 269 || req.retsts != SCCMD_OK) 270 return 0; 271 272 scsi_strvis(vendor, sizeof(vendor), inqbuf.vendor, 273 sizeof(inqbuf.vendor)); 274 scsi_strvis(product, sizeof(product), inqbuf.product, 275 sizeof(inqbuf.product)); 276 scsi_strvis(revision, sizeof(revision), inqbuf.revision, 277 sizeof(inqbuf.revision)); 278 279 humanize_number(size, sizeof(size), 280 (uint64_t)dd->dd_secsize * (uint64_t)dd->dd_totsec, 281 "", HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL); 282 283 snprintf(dd->dd_descr, sizeof(dd->dd_descr), 284 "%s (%s, %s %s)", 285 dd->dd_name, size, vendor, product); 286 287 return 1; 288} 289 290static int 291get_descr_ata(struct disk_desc *dd) 292{ 293 struct atareq req; 294 static union { 295 unsigned char inbuf[DEV_BSIZE]; 296 struct ataparams inqbuf; 297 } inbuf; 298 struct ataparams *inqbuf = &inbuf.inqbuf; 299 char model[sizeof(inqbuf->atap_model)+1]; 300 char size[5]; 301 int needswap = 0; 302 303 memset(&inbuf, 0, sizeof(inbuf)); 304 memset(&req, 0, sizeof(req)); 305 306 req.flags = ATACMD_READ; 307 req.command = WDCC_IDENTIFY; 308 req.databuf = (void *)&inbuf; 309 req.datalen = sizeof(inbuf); 310 req.timeout = 1000; 311 312 if (!disk_ioctl(dd->dd_name, ATAIOCCOMMAND, &req) 313 || req.retsts != ATACMD_OK) 314 return 0; 315 316#if BYTE_ORDER == LITTLE_ENDIAN 317 /* 318 * On little endian machines, we need to shuffle the string 319 * byte order. However, we don't have to do this for NEC or 320 * Mitsumi ATAPI devices 321 */ 322 323 if (!(inqbuf->atap_config != WDC_CFG_CFA_MAGIC && 324 (inqbuf->atap_config & WDC_CFG_ATAPI) && 325 ((inqbuf->atap_model[0] == 'N' && 326 inqbuf->atap_model[1] == 'E') || 327 (inqbuf->atap_model[0] == 'F' && 328 inqbuf->atap_model[1] == 'X')))) { 329 needswap = 1; 330 } 331#endif 332 333 ata_extract_string(model, sizeof(model), 334 inqbuf->atap_model, sizeof(inqbuf->atap_model), needswap); 335 humanize_number(size, sizeof(size), 336 (uint64_t)dd->dd_secsize * (uint64_t)dd->dd_totsec, 337 "", HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL); 338 339 snprintf(dd->dd_descr, sizeof(dd->dd_descr), "%s (%s, %s)", 340 dd->dd_name, size, model); 341 342 return 1; 343} 344 345static int 346get_descr_drvctl(struct disk_desc *dd) 347{ 348 prop_dictionary_t command_dict; 349 prop_dictionary_t args_dict; 350 prop_dictionary_t results_dict; 351 prop_dictionary_t props; 352 int8_t perr; 353 int error, fd; 354 bool rv; 355 char size[5]; 356 const char *model; 357 358 fd = open("/dev/drvctl", O_RDONLY); 359 if (fd == -1) 360 return 0; 361 362 command_dict = prop_dictionary_create(); 363 args_dict = prop_dictionary_create(); 364 365 prop_dictionary_set_string_nocopy(command_dict, "drvctl-command", 366 "get-properties"); 367 prop_dictionary_set_string_nocopy(args_dict, "device-name", 368 dd->dd_name); 369 prop_dictionary_set(command_dict, "drvctl-arguments", args_dict); 370 prop_object_release(args_dict); 371 372 error = prop_dictionary_sendrecv_ioctl(command_dict, fd, 373 DRVCTLCOMMAND, &results_dict); 374 prop_object_release(command_dict); 375 close(fd); 376 if (error) 377 return 0; 378 379 rv = prop_dictionary_get_int8(results_dict, "drvctl-error", &perr); 380 if (rv == false || perr != 0) { 381 prop_object_release(results_dict); 382 return 0; 383 } 384 385 props = prop_dictionary_get(results_dict, 386 "drvctl-result-data"); 387 if (props == NULL) { 388 prop_object_release(results_dict); 389 return 0; 390 } 391 props = prop_dictionary_get(props, "disk-info"); 392 if (props == NULL || 393 !prop_dictionary_get_string(props, "type", &model)) { 394 prop_object_release(results_dict); 395 return 0; 396 } 397 398 humanize_number(size, sizeof(size), 399 (uint64_t)dd->dd_secsize * (uint64_t)dd->dd_totsec, 400 "", HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL); 401 402 snprintf(dd->dd_descr, sizeof(dd->dd_descr), "%s (%s, %.*s)", 403 dd->dd_name, size, trimmed_len(model), model); 404 405 prop_object_release(results_dict); 406 407 return 1; 408} 409 410static void 411get_descr(struct disk_desc *dd) 412{ 413 char size[5]; 414 dd->dd_descr[0] = '\0'; 415 416 /* try drvctl first, fallback to direct probing */ 417 if (get_descr_drvctl(dd)) 418 return; 419 /* try ATA */ 420 if (get_descr_ata(dd)) 421 return; 422 /* try SCSI */ 423 if (get_descr_scsi(dd)) 424 return; 425 426 /* XXX: get description from raid, cgd, vnd... */ 427 428 /* punt, just give some generic info */ 429 humanize_number(size, sizeof(size), 430 (uint64_t)dd->dd_secsize * (uint64_t)dd->dd_totsec, 431 "", HN_AUTOSCALE, HN_B | HN_NOSPACE | HN_DECIMAL); 432 433 snprintf(dd->dd_descr, sizeof(dd->dd_descr), 434 "%s (%s)", dd->dd_name, size); 435} 436 437/* 438 * State for helper callback for get_default_cdrom 439 */ 440struct default_cdrom_data { 441 char *device; 442 size_t max_len; 443 bool found; 444}; 445 446/* 447 * Helper function for get_default_cdrom, gets passed a device 448 * name and a void pointer to default_cdrom_data. 449 */ 450static bool 451get_default_cdrom_helper(void *state, const char *dev) 452{ 453 struct default_cdrom_data *data = state; 454 455 if (!is_cdrom_device(dev, false)) 456 return true; 457 458 strlcpy(data->device, dev, data->max_len); 459 strlcat(data->device, "a", data->max_len); /* default to partition a */ 460 data->found = true; 461 462 return false; /* one is enough, stop iteration */ 463} 464 465/* 466 * Set the argument to the name of the first CD devices actually 467 * available, leave it unmodified otherwise. 468 * Return true if a device has been found. 469 */ 470bool 471get_default_cdrom(char *cd, size_t max_len) 472{ 473 struct default_cdrom_data state; 474 475 state.device = cd; 476 state.max_len = max_len; 477 state.found = false; 478 479 if (enumerate_disks(&state, get_default_cdrom_helper)) 480 return state.found; 481 482 return false; 483} 484 485static bool 486get_wedge_descr(struct disk_desc *dd) 487{ 488 struct dkwedge_info dkw; 489 490 if (!get_wedge_info(dd->dd_name, &dkw)) 491 return false; 492 493 snprintf(dd->dd_descr, sizeof(dd->dd_descr), "%s (%s@%s)", 494 dkw.dkw_wname, dkw.dkw_devname, dkw.dkw_parent); 495 return true; 496} 497 498static bool 499get_name_and_parent(const char *dev, char *name, char *parent) 500{ 501 struct dkwedge_info dkw; 502 503 if (!get_wedge_info(dev, &dkw)) 504 return false; 505 strcpy(name, (const char *)dkw.dkw_wname); 506 strcpy(parent, dkw.dkw_parent); 507 return true; 508} 509 510static bool 511find_swap_part_on(const char *dev, char *swap_name) 512{ 513 struct dkwedge_list dkwl; 514 struct dkwedge_info *dkw; 515 u_int i; 516 bool res = false; 517 518 if (!get_wedge_list(dev, &dkwl)) 519 return false; 520 521 dkw = dkwl.dkwl_buf; 522 for (i = 0; i < dkwl.dkwl_nwedges; i++) { 523 res = strcmp(dkw[i].dkw_ptype, DKW_PTYPE_SWAP) == 0; 524 if (res) { 525 strcpy(swap_name, (const char*)dkw[i].dkw_wname); 526 break; 527 } 528 } 529 free(dkwl.dkwl_buf); 530 531 return res; 532} 533 534static bool 535is_ffs_wedge(const char *dev) 536{ 537 struct dkwedge_info dkw; 538 539 if (!get_wedge_info(dev, &dkw)) 540 return false; 541 542 return strcmp(dkw.dkw_ptype, DKW_PTYPE_FFS) == 0; 543} 544 545/* 546 * Does this device match an entry in our default CDROM device list? 547 * If looking for install targets, we also flag floopy devices. 548 */ 549bool 550is_cdrom_device(const char *dev, bool as_target) 551{ 552 static const char *target_devices[] = { 553#ifdef CD_NAMES 554 CD_NAMES 555#endif 556#if defined(CD_NAMES) && defined(FLOPPY_NAMES) 557 , 558#endif 559#ifdef FLOPPY_NAMES 560 FLOPPY_NAMES 561#endif 562#if defined(CD_NAMES) || defined(FLOPPY_NAMES) 563 , 564#endif 565 0 566 }; 567 static const char *src_devices[] = { 568#ifdef CD_NAMES 569 CD_NAMES , 570#endif 571 0 572 }; 573 574 for (const char **dev_pat = as_target ? target_devices : src_devices; 575 *dev_pat; dev_pat++) 576 if (fnmatch(*dev_pat, dev, 0) == 0) 577 return true; 578 579 return false; 580} 581 582/* does this device match any entry in the driver list? */ 583static bool 584dev_in_list(const char *dev, const char **list) 585{ 586 587 for ( ; *list; list++) { 588 589 size_t len = strlen(*list); 590 591 /* start of name matches? */ 592 if (strncmp(dev, *list, len) == 0) { 593 char *endp; 594 int e; 595 596 /* remainder of name is a decimal number? */ 597 strtou(dev+len, &endp, 10, 0, INT_MAX, &e); 598 if (endp && *endp == 0 && e == 0) 599 return true; 600 } 601 } 602 603 return false; 604} 605 606bool 607is_bootable_device(const char *dev) 608{ 609 static const char *non_bootable_devs[] = { 610 "raid", /* bootcode lives outside of raid */ 611 "xbd", /* xen virtual device, can not boot from that */ 612 NULL 613 }; 614 615 return !dev_in_list(dev, non_bootable_devs); 616} 617 618bool 619is_partitionable_device(const char *dev) 620{ 621 static const char *non_partitionable_devs[] = { 622 "dk", /* this is already a partitioned slice */ 623 NULL 624 }; 625 626 return !dev_in_list(dev, non_partitionable_devs); 627} 628 629/* 630 * Multi-purpose helper function: 631 * iterate all known disks, invoke a callback for each. 632 * Stop iteration when the callback returns false. 633 * Return true when iteration actually happened, false on error. 634 */ 635bool 636enumerate_disks(void *state, bool (*func)(void *state, const char *dev)) 637{ 638 static const int mib[] = { CTL_HW, HW_DISKNAMES }; 639 static const unsigned int miblen = __arraycount(mib); 640 const char *xd; 641 char *disk_names; 642 size_t len; 643 644 if (sysctl(mib, miblen, NULL, &len, NULL, 0) == -1) 645 return false; 646 647 disk_names = malloc(len); 648 if (disk_names == NULL) 649 return false; 650 651 if (sysctl(mib, miblen, disk_names, &len, NULL, 0) == -1) { 652 free(disk_names); 653 return false; 654 } 655 656 for (xd = strtok(disk_names, " "); xd != NULL; xd = strtok(NULL, " ")) { 657 if (!(*func)(state, xd)) 658 break; 659 } 660 free(disk_names); 661 662 return true; 663} 664 665/* 666 * Helper state for get_disks 667 */ 668struct get_disks_state { 669 int numdisks; 670 struct disk_desc *dd; 671 bool with_non_partitionable; 672}; 673 674/* 675 * Helper function for get_disks enumartion 676 */ 677static bool 678get_disks_helper(void *arg, const char *dev) 679{ 680 struct get_disks_state *state = arg; 681 struct disk_geom geo; 682 683 /* is this a CD device? */ 684 if (is_cdrom_device(dev, true)) 685 return true; 686 687 memset(state->dd, 0, sizeof(*state->dd)); 688 strlcpy(state->dd->dd_name, dev, sizeof state->dd->dd_name - 2); 689 state->dd->dd_no_mbr = !is_bootable_device(dev); 690 state->dd->dd_no_part = !is_partitionable_device(dev); 691 692 if (state->dd->dd_no_part && !state->with_non_partitionable) 693 return true; 694 695 if (!get_disk_geom(state->dd->dd_name, &geo)) { 696 if (errno == ENOENT) 697 return true; 698 if (errno != ENOTTY || !state->dd->dd_no_part) 699 /* 700 * Allow plain partitions, 701 * like already existing wedges 702 * (like dk0) if marked as 703 * non-partitioning device. 704 * For all other cases, continue 705 * with the next disk. 706 */ 707 return true; 708 if (!is_ffs_wedge(state->dd->dd_name)) 709 return true; 710 } 711 712 /* 713 * Exclude a disk mounted as root partition, 714 * in case of install-image on a USB memstick. 715 */ 716 if (is_active_rootpart(state->dd->dd_name, 717 state->dd->dd_no_part ? -1 : 0)) 718 return true; 719 720 state->dd->dd_cyl = geo.dg_ncylinders; 721 state->dd->dd_head = geo.dg_ntracks; 722 state->dd->dd_sec = geo.dg_nsectors; 723 state->dd->dd_secsize = geo.dg_secsize; 724 state->dd->dd_totsec = geo.dg_secperunit; 725 726 if (!state->dd->dd_no_part || !get_wedge_descr(state->dd)) 727 get_descr(state->dd); 728 state->dd++; 729 state->numdisks++; 730 if (state->numdisks == MAX_DISKS) 731 return false; 732 733 return true; 734} 735 736/* 737 * Get all disk devices that are not CDs. 738 * Optionally leave out those that can not be partitioned further. 739 */ 740static int 741get_disks(struct disk_desc *dd, bool with_non_partitionable) 742{ 743 struct get_disks_state state; 744 745 /* initialize */ 746 state.numdisks = 0; 747 state.dd = dd; 748 state.with_non_partitionable = with_non_partitionable; 749 750 if (enumerate_disks(&state, get_disks_helper)) 751 return state.numdisks; 752 753 return 0; 754} 755 756#ifdef DEBUG_VERBOSE 757static void 758dump_parts(const struct disk_partitions *parts) 759{ 760 fprintf(stderr, "%s partitions on %s:\n", 761 MSG_XLAT(parts->pscheme->short_name), parts->disk); 762 763 for (size_t p = 0; p < parts->num_part; p++) { 764 struct disk_part_info info; 765 766 if (parts->pscheme->get_part_info( 767 parts, p, &info)) { 768 fprintf(stderr, " #%zu: start: %" PRIu64 " " 769 "size: %" PRIu64 ", flags: %x\n", 770 p, info.start, info.size, 771 info.flags); 772 if (info.nat_type) 773 fprintf(stderr, "\ttype: %s\n", 774 info.nat_type->description); 775 } else { 776 fprintf(stderr, "failed to get info " 777 "for partition #%zu\n", p); 778 } 779 } 780 fprintf(stderr, "%" PRIu64 " sectors free, disk size %" PRIu64 781 " sectors, %zu partitions used\n", parts->free_space, 782 parts->disk_size, parts->num_part); 783} 784#endif 785 786static bool 787delete_scheme(struct pm_devs *p) 788{ 789 790 if (!ask_noyes(MSG_removepartswarn)) 791 return false; 792 793 p->parts->pscheme->free(p->parts); 794 p->parts = NULL; 795 return true; 796} 797 798 799static bool 800convert_copy(struct disk_partitions *old_parts, 801 struct disk_partitions *new_parts) 802{ 803 struct disk_part_info oinfo, ninfo; 804 part_id i; 805 bool err = false; 806 807 for (i = 0; i < old_parts->num_part; i++) { 808 if (!old_parts->pscheme->get_part_info(old_parts, i, &oinfo)) 809 continue; 810 811 if (oinfo.flags & PTI_PSCHEME_INTERNAL) 812 continue; 813 814 if (oinfo.flags & PTI_SEC_CONTAINER) { 815 if (old_parts->pscheme->secondary_partitions) { 816 struct disk_partitions *sec_part = 817 old_parts->pscheme-> 818 secondary_partitions( 819 old_parts, oinfo.start, false); 820 if (sec_part && !convert_copy(sec_part, 821 new_parts)) 822 err = true; 823 } 824 continue; 825 } 826 827 if (!new_parts->pscheme->adapt_foreign_part_info(new_parts, 828 &ninfo, old_parts->pscheme, &oinfo)) { 829 err = true; 830 continue; 831 } 832 if (!new_parts->pscheme->add_partition(new_parts, &ninfo, 833 NULL)) 834 err = true; 835 } 836 return !err; 837} 838 839bool 840convert_scheme(struct pm_devs *p, bool is_boot_drive, const char **err_msg) 841{ 842 struct disk_partitions *old_parts, *new_parts; 843 const struct disk_partitioning_scheme *new_scheme; 844 845 *err_msg = NULL; 846 847 old_parts = p->parts; 848 new_scheme = select_part_scheme(p, old_parts->pscheme, 849 false, MSG_select_other_partscheme); 850 851 if (new_scheme == NULL) { 852 if (err_msg) 853 *err_msg = INTERNAL_ERROR; 854 return false; 855 } 856 857 new_parts = new_scheme->create_new_for_disk(p->diskdev, 858 0, p->dlsize, is_boot_drive, NULL); 859 if (new_parts == NULL) { 860 if (err_msg) 861 *err_msg = MSG_out_of_memory; 862 return false; 863 } 864 865 if (!convert_copy(old_parts, new_parts)) { 866 /* need to cleanup */ 867 if (err_msg) 868 *err_msg = MSG_cvtscheme_error; 869 new_parts->pscheme->free(new_parts); 870 return false; 871 } 872 873 old_parts->pscheme->free(old_parts); 874 p->parts = new_parts; 875 return true; 876} 877 878static struct pm_devs * 879dummy_whole_system_pm(void) 880{ 881 static struct pm_devs whole_system = { 882 .diskdev = "/", 883 .no_mbr = true, 884 .no_part = true, 885 .cur_system = true, 886 }; 887 static bool init = false; 888 889 if (!init) { 890 strlcpy(whole_system.diskdev_descr, 891 msg_string(MSG_running_system), 892 sizeof whole_system.diskdev_descr); 893 } 894 895 return &whole_system; 896} 897 898int 899find_disks(const char *doingwhat, bool allow_cur_system) 900{ 901 struct disk_desc disks[MAX_DISKS]; 902 /* need two more menu entries: current system + extended partitioning */ 903 menu_ent dsk_menu[__arraycount(disks) + 2], 904 wedge_menu[__arraycount(dsk_menu)]; 905 int disk_no[__arraycount(dsk_menu)], wedge_no[__arraycount(dsk_menu)]; 906 struct disk_desc *disk; 907 int i = 0, dno, wno, skipped = 0; 908 int already_found, numdisks, selected_disk = -1; 909 int menu_no, w_menu_no; 910 size_t max_desc_len; 911 struct pm_devs *pm_i, *pm_last = NULL; 912 bool any_wedges = false; 913 914 memset(dsk_menu, 0, sizeof(dsk_menu)); 915 memset(wedge_menu, 0, sizeof(wedge_menu)); 916 917 /* Find disks. */ 918 numdisks = get_disks(disks, partman_go <= 0); 919 920 /* need a redraw here, kernel messages hose everything */ 921 touchwin(stdscr); 922 refresh(); 923 /* Kill typeahead, it won't be what the user had in mind */ 924 fpurge(stdin); 925 /* 926 * we need space for the menu box and the row label, 927 * this sums up to 7 characters. 928 */ 929 max_desc_len = getmaxx(stdscr) - 8; 930 if (max_desc_len >= __arraycount(disks[0].dd_descr)) 931 max_desc_len = __arraycount(disks[0].dd_descr) - 1; 932 933 /* 934 * partman_go: <0 - we want to see menu with extended partitioning 935 * ==0 - we want to see simple select disk menu 936 * >0 - we do not want to see any menus, just detect 937 * all disks 938 */ 939 if (partman_go <= 0) { 940 if (numdisks == 0 && !allow_cur_system) { 941 /* No disks found! */ 942 hit_enter_to_continue(MSG_nodisk, NULL); 943 /*endwin();*/ 944 return -1; 945 } else { 946 /* One or more disks found or current system allowed */ 947 dno = wno = 0; 948 if (allow_cur_system) { 949 dsk_menu[dno].opt_name = MSG_running_system; 950 dsk_menu[dno].opt_flags = OPT_EXIT; 951 dsk_menu[dno].opt_action = set_menu_select; 952 disk_no[dno] = -1; 953 i++; dno++; 954 } 955 for (i = 0; i < numdisks; i++) { 956 if (disks[i].dd_no_part) { 957 any_wedges = true; 958 wedge_menu[wno].opt_name = 959 disks[i].dd_descr; 960 disks[i].dd_descr[max_desc_len] = 0; 961 wedge_menu[wno].opt_flags = OPT_EXIT; 962 wedge_menu[wno].opt_action = 963 set_menu_select; 964 wedge_no[wno] = i; 965 wno++; 966 } else { 967 dsk_menu[dno].opt_name = 968 disks[i].dd_descr; 969 disks[i].dd_descr[max_desc_len] = 0; 970 dsk_menu[dno].opt_flags = OPT_EXIT; 971 dsk_menu[dno].opt_action = 972 set_menu_select; 973 disk_no[dno] = i; 974 dno++; 975 } 976 } 977 if (any_wedges) { 978 dsk_menu[dno].opt_name = MSG_selectwedge; 979 dsk_menu[dno].opt_flags = OPT_EXIT; 980 dsk_menu[dno].opt_action = set_menu_select; 981 disk_no[dno] = -2; 982 dno++; 983 } 984 if (partman_go < 0) { 985 dsk_menu[dno].opt_name = MSG_partman; 986 dsk_menu[dno].opt_flags = OPT_EXIT; 987 dsk_menu[dno].opt_action = set_menu_select; 988 disk_no[dno] = -3; 989 dno++; 990 } 991 w_menu_no = -1; 992 menu_no = new_menu(MSG_Available_disks, 993 dsk_menu, dno, -1, 994 4, 0, 0, MC_SCROLL, 995 NULL, NULL, NULL, NULL, MSG_exit_menu_generic); 996 if (menu_no == -1) 997 return -1; 998 for (;;) { 999 msg_fmt_display(MSG_ask_disk, "%s", doingwhat); 1000 i = -1; 1001 process_menu(menu_no, &i); 1002 if (i == -1) 1003 return -1; 1004 if (disk_no[i] == -2) { 1005 /* do wedges menu */ 1006 if (w_menu_no == -1) { 1007 w_menu_no = new_menu( 1008 MSG_Available_wedges, 1009 wedge_menu, wno, -1, 1010 4, 0, 0, MC_SCROLL, 1011 NULL, NULL, NULL, NULL, 1012 MSG_exit_menu_generic); 1013 if (w_menu_no == -1) { 1014 selected_disk = -1; 1015 break; 1016 } 1017 } 1018 i = -1; 1019 process_menu(w_menu_no, &i); 1020 if (i == -1) 1021 continue; 1022 selected_disk = wedge_no[i]; 1023 break; 1024 } 1025 selected_disk = disk_no[i]; 1026 break; 1027 } 1028 if (w_menu_no >= 0) 1029 free_menu(w_menu_no); 1030 free_menu(menu_no); 1031 if (allow_cur_system && selected_disk == -1) { 1032 pm = dummy_whole_system_pm(); 1033 return 1; 1034 } 1035 } 1036 if (partman_go < 0 && selected_disk == -3) { 1037 partman_go = 1; 1038 return -2; 1039 } else 1040 partman_go = 0; 1041 if (selected_disk < 0 || selected_disk < 0 1042 || selected_disk >= numdisks) 1043 return -1; 1044 } 1045 1046 /* Fill pm struct with device(s) info */ 1047 for (i = 0; i < numdisks; i++) { 1048 if (! partman_go) 1049 disk = disks + selected_disk; 1050 else { 1051 disk = disks + i; 1052 already_found = 0; 1053 SLIST_FOREACH(pm_i, &pm_head, l) { 1054 pm_last = pm_i; 1055 if (strcmp(pm_i->diskdev, disk->dd_name) == 0) { 1056 already_found = 1; 1057 break; 1058 } 1059 } 1060 if (pm_i != NULL && already_found) { 1061 /* 1062 * We already added this device, but 1063 * partitions might have changed 1064 */ 1065 if (!pm_i->found) { 1066 pm_i->found = true; 1067 if (pm_i->parts == NULL) { 1068 pm_i->parts = 1069 partitions_read_disk( 1070 pm_i->diskdev, 1071 disk->dd_totsec, 1072 disk->dd_secsize, 1073 disk->dd_no_mbr); 1074 } 1075 } 1076 continue; 1077 } 1078 } 1079 pm = pm_new; 1080 pm->found = 1; 1081 pm->ptstart = 0; 1082 pm->ptsize = 0; 1083 strlcpy(pm->diskdev, disk->dd_name, sizeof pm->diskdev); 1084 strlcpy(pm->diskdev_descr, disk->dd_descr, sizeof pm->diskdev_descr); 1085 /* Use as a default disk if the user has the sets on a local disk */ 1086 strlcpy(localfs_dev, disk->dd_name, sizeof localfs_dev); 1087 1088 /* 1089 * Init disk size and geometry 1090 */ 1091 pm->sectorsize = disk->dd_secsize; 1092 pm->dlcyl = disk->dd_cyl; 1093 pm->dlhead = disk->dd_head; 1094 pm->dlsec = disk->dd_sec; 1095 pm->dlsize = disk->dd_totsec; 1096 if (pm->dlsize == 0) 1097 pm->dlsize = 1098 disk->dd_cyl * disk->dd_head * disk->dd_sec; 1099 1100 pm->parts = partitions_read_disk(pm->diskdev, 1101 pm->dlsize, disk->dd_secsize, disk->dd_no_mbr); 1102 1103again: 1104 1105#ifdef DEBUG_VERBOSE 1106 if (pm->parts) { 1107 fputs("\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n", stderr); 1108 dump_parts(pm->parts); 1109 1110 if (pm->parts->pscheme->secondary_partitions) { 1111 const struct disk_partitions *sparts = 1112 pm->parts->pscheme->secondary_partitions( 1113 pm->parts, pm->ptstart, false); 1114 if (sparts != NULL) 1115 dump_parts(sparts); 1116 } 1117 } 1118#endif 1119 1120 pm->no_mbr = disk->dd_no_mbr; 1121 pm->no_part = disk->dd_no_part; 1122 if (!pm->no_part) { 1123 pm->sectorsize = disk->dd_secsize; 1124 pm->dlcyl = disk->dd_cyl; 1125 pm->dlhead = disk->dd_head; 1126 pm->dlsec = disk->dd_sec; 1127 pm->dlsize = disk->dd_totsec; 1128 if (pm->dlsize == 0) 1129 pm->dlsize = 1130 disk->dd_cyl * disk->dd_head * disk->dd_sec; 1131 1132 if (pm->parts && pm->parts->pscheme->size_limit != 0 1133 && pm->dlsize > pm->parts->pscheme->size_limit 1134 && ! partman_go) { 1135 1136 char size[5], limit[5]; 1137 1138 humanize_number(size, sizeof(size), 1139 (uint64_t)pm->dlsize * pm->sectorsize, 1140 "", HN_AUTOSCALE, HN_B | HN_NOSPACE 1141 | HN_DECIMAL); 1142 1143 humanize_number(limit, sizeof(limit), 1144 (uint64_t)pm->parts->pscheme->size_limit 1145 * 512U, 1146 "", HN_AUTOSCALE, HN_B | HN_NOSPACE 1147 | HN_DECIMAL); 1148 1149 if (logfp) 1150 fprintf(logfp, 1151 "disk %s: is too big (%" PRIu64 1152 " blocks, %s), will be truncated\n", 1153 pm->diskdev, pm->dlsize, 1154 size); 1155 1156 msg_display_subst(MSG_toobigdisklabel, 5, 1157 pm->diskdev, 1158 msg_string(pm->parts->pscheme->name), 1159 msg_string(pm->parts->pscheme->short_name), 1160 size, limit); 1161 1162 int sel = -1; 1163 const char *err = NULL; 1164 process_menu(MENU_convertscheme, &sel); 1165 if (sel == 1) { 1166 if (!delete_scheme(pm)) { 1167 return -1; 1168 } 1169 goto again; 1170 } else if (sel == 2) { 1171 if (!convert_scheme(pm, 1172 partman_go < 0, &err)) { 1173 if (err != NULL) 1174 err_msg_win(err); 1175 return -1; 1176 } 1177 goto again; 1178 } else if (sel == 3) { 1179 return -1; 1180 } 1181 pm->dlsize = pm->parts->pscheme->size_limit; 1182 } 1183 } else { 1184 pm->sectorsize = 0; 1185 pm->dlcyl = 0; 1186 pm->dlhead = 0; 1187 pm->dlsec = 0; 1188 pm->dlsize = 0; 1189 pm->no_mbr = 1; 1190 } 1191 pm->dlcylsize = pm->dlhead * pm->dlsec; 1192 1193 if (partman_go) { 1194 pm_getrefdev(pm_new); 1195 if (SLIST_EMPTY(&pm_head) || pm_last == NULL) 1196 SLIST_INSERT_HEAD(&pm_head, pm_new, l); 1197 else 1198 SLIST_INSERT_AFTER(pm_last, pm_new, l); 1199 pm_new = malloc(sizeof (struct pm_devs)); 1200 memset(pm_new, 0, sizeof *pm_new); 1201 } else 1202 /* We are not in partman and do not want to process 1203 * all devices, exit */ 1204 break; 1205 } 1206 1207 return numdisks-skipped; 1208} 1209 1210static int 1211sort_part_usage_by_mount(const void *a, const void *b) 1212{ 1213 const struct part_usage_info *pa = a, *pb = b; 1214 1215 /* sort all real partitions by mount point */ 1216 if ((pa->instflags & PUIINST_MOUNT) && 1217 (pb->instflags & PUIINST_MOUNT)) 1218 return strcmp(pa->mount, pb->mount); 1219 1220 /* real partitions go first */ 1221 if (pa->instflags & PUIINST_MOUNT) 1222 return -1; 1223 if (pb->instflags & PUIINST_MOUNT) 1224 return 1; 1225 1226 /* arbitrary order for all other partitions */ 1227 if (pa->type == PT_swap) 1228 return -1; 1229 if (pb->type == PT_swap) 1230 return 1; 1231 if (pa->type < pb->type) 1232 return -1; 1233 if (pa->type > pb->type) 1234 return 1; 1235 if (pa->cur_part_id < pb->cur_part_id) 1236 return -1; 1237 if (pa->cur_part_id > pb->cur_part_id) 1238 return 1; 1239 return (uintptr_t)a < (uintptr_t)b ? -1 : 1; 1240} 1241 1242/* 1243 * Are we able to newfs this type of file system? 1244 * Keep in sync with switch labels below! 1245 */ 1246bool 1247can_newfs_fstype(unsigned int t) 1248{ 1249 switch (t) { 1250 case FS_APPLEUFS: 1251 case FS_BSDFFS: 1252 case FS_BSDLFS: 1253 case FS_MSDOS: 1254 case FS_EFI_SP: 1255 case FS_SYSVBFS: 1256 case FS_V7: 1257 case FS_EX2FS: 1258 return true; 1259 } 1260 return false; 1261} 1262 1263int 1264make_filesystems(struct install_partition_desc *install) 1265{ 1266 int error = 0, partno = -1; 1267 char *newfs = NULL, devdev[PATH_MAX], rdev[PATH_MAX], 1268 opts[200], opt[30]; 1269 size_t i; 1270 struct part_usage_info *ptn; 1271 struct disk_partitions *parts; 1272 const char *mnt_opts = NULL, *fsname = NULL; 1273 1274 if (pm->cur_system) 1275 return 1; 1276 1277 if (pm->no_part) { 1278 /* check if this target device already has a ffs */ 1279 snprintf(rdev, sizeof rdev, _PATH_DEV "/r%s", pm->diskdev); 1280 error = fsck_preen(rdev, "ffs", true); 1281 if (error) { 1282 if (!ask_noyes(MSG_No_filesystem_newfs)) 1283 return EINVAL; 1284 error = run_program(RUN_DISPLAY | RUN_PROGRESS, 1285 "/sbin/newfs -V2 -O2ea %s", rdev); 1286 } 1287 1288 md_pre_mount(install, 0); 1289 1290 make_target_dir("/"); 1291 1292 snprintf(devdev, sizeof devdev, _PATH_DEV "%s", pm->diskdev); 1293 error = target_mount_do("-o async", devdev, "/"); 1294 if (error) { 1295 msg_display_subst(MSG_mountfail, 2, devdev, "/"); 1296 hit_enter_to_continue(NULL, NULL); 1297 } 1298 1299 return error; 1300 } 1301 1302 /* Making new file systems and mounting them */ 1303 1304 /* sort to ensure /usr/local is mounted after /usr (etc) */ 1305 qsort(install->infos, install->num, sizeof(*install->infos), 1306 sort_part_usage_by_mount); 1307 1308 for (i = 0; i < install->num; i++) { 1309 /* 1310 * Newfs all file systems marked as needing this. 1311 * Mount the ones that have a mountpoint in the target. 1312 */ 1313 ptn = &install->infos[i]; 1314 parts = ptn->parts; 1315 newfs = NULL; 1316 fsname = NULL; 1317 1318 if (ptn->size == 0 || parts == NULL|| ptn->type == PT_swap) 1319 continue; 1320 1321 if (parts->pscheme->get_part_device(parts, ptn->cur_part_id, 1322 devdev, sizeof devdev, &partno, parent_device_only, false, 1323 false) && is_active_rootpart(devdev, partno)) 1324 continue; 1325 1326 parts->pscheme->get_part_device(parts, ptn->cur_part_id, 1327 devdev, sizeof devdev, &partno, plain_name, true, true); 1328 1329 parts->pscheme->get_part_device(parts, ptn->cur_part_id, 1330 rdev, sizeof rdev, &partno, raw_dev_name, true, true); 1331 1332 opts[0] = 0; 1333 switch (ptn->fs_type) { 1334 case FS_APPLEUFS: 1335 if (ptn->fs_opt3 != 0) 1336 snprintf(opts, sizeof opts, "-i %u", 1337 ptn->fs_opt3); 1338 asprintf(&newfs, "/sbin/newfs %s", opts); 1339 mnt_opts = "-tffs -o async"; 1340 fsname = "ffs"; 1341 break; 1342 case FS_BSDFFS: 1343 if (ptn->fs_opt3 != 0) 1344 snprintf(opts, sizeof opts, "-i %u ", 1345 ptn->fs_opt3); 1346 if (ptn->fs_opt1 != 0) { 1347 snprintf(opt, sizeof opt, "-b %u ", 1348 ptn->fs_opt1); 1349 strcat(opts, opt); 1350 } 1351 if (ptn->fs_opt2 != 0) { 1352 snprintf(opt, sizeof opt, "-f %u ", 1353 ptn->fs_opt2); 1354 strcat(opts, opt); 1355 } 1356 const char *ffs_fmt; 1357 switch (ptn->fs_version) { 1358 case 3: ffs_fmt = "2ea"; break; 1359 case 2: ffs_fmt = "2"; break; 1360 case 1: 1361 default: ffs_fmt = "1"; break; 1362 } 1363 asprintf(&newfs, 1364 "/sbin/newfs -V2 -O %s %s", 1365 ffs_fmt, opts); 1366 if (ptn->mountflags & PUIMNT_LOG) 1367 mnt_opts = "-tffs -o log"; 1368 else 1369 mnt_opts = "-tffs -o async"; 1370 fsname = "ffs"; 1371 break; 1372 case FS_BSDLFS: 1373 if (ptn->fs_opt1 != 0 && ptn->fs_opt2 != 0) 1374 snprintf(opts, sizeof opts, "-b %u", 1375 ptn->fs_opt1 * ptn->fs_opt2); 1376 asprintf(&newfs, "/sbin/newfs_lfs %s", opts); 1377 mnt_opts = "-tlfs"; 1378 fsname = "lfs"; 1379 break; 1380 case FS_MSDOS: 1381 case FS_EFI_SP: 1382 asprintf(&newfs, "/sbin/newfs_msdos"); 1383 mnt_opts = "-tmsdos"; 1384 fsname = "msdos"; 1385 break; 1386 case FS_SYSVBFS: 1387 asprintf(&newfs, "/sbin/newfs_sysvbfs"); 1388 mnt_opts = "-tsysvbfs"; 1389 fsname = "sysvbfs"; 1390 break; 1391 case FS_V7: 1392 asprintf(&newfs, "/sbin/newfs_v7fs"); 1393 mnt_opts = "-tv7fs"; 1394 fsname = "v7fs"; 1395 break; 1396 case FS_EX2FS: 1397 asprintf(&newfs, 1398 ptn->fs_version == 1 ? 1399 "/sbin/newfs_ext2fs -O 0" : 1400 "/sbin/newfs_ext2fs"); 1401 mnt_opts = "-text2fs"; 1402 fsname = "ext2fs"; 1403 break; 1404 } 1405 if ((ptn->instflags & PUIINST_NEWFS) && newfs != NULL) { 1406 error = run_program(RUN_DISPLAY | RUN_PROGRESS, 1407 "%s %s", newfs, rdev); 1408 } else if ((ptn->instflags & (PUIINST_MOUNT|PUIINST_BOOT)) 1409 && fsname != NULL) { 1410 /* We'd better check it isn't dirty */ 1411 error = fsck_preen(devdev, fsname, false); 1412 } 1413 free(newfs); 1414 if (error != 0) 1415 return error; 1416 1417 ptn->instflags &= ~PUIINST_NEWFS; 1418 md_pre_mount(install, i); 1419 1420 if (partman_go == 0 && (ptn->instflags & PUIINST_MOUNT) && 1421 mnt_opts != NULL) { 1422 make_target_dir(ptn->mount); 1423 error = target_mount_do(mnt_opts, devdev, 1424 ptn->mount); 1425 if (error) { 1426 msg_display_subst(MSG_mountfail, 2, devdev, 1427 ptn->mount); 1428 hit_enter_to_continue(NULL, NULL); 1429 return error; 1430 } 1431 } 1432 } 1433 return 0; 1434} 1435 1436int 1437make_fstab(struct install_partition_desc *install) 1438{ 1439 FILE *f; 1440 const char *dump_dev = NULL; 1441 const char *dev; 1442 char dev_buf[PATH_MAX], swap_dev[PATH_MAX]; 1443 1444 if (pm->cur_system) 1445 return 1; 1446 1447 swap_dev[0] = 0; 1448 1449 /* Create the fstab. */ 1450 make_target_dir("/etc"); 1451 f = target_fopen("/etc/fstab", "w"); 1452 scripting_fprintf(NULL, "cat <<EOF >%s/etc/fstab\n", target_prefix()); 1453 1454 if (logfp) 1455 (void)fprintf(logfp, 1456 "Making %s/etc/fstab (%s).\n", target_prefix(), 1457 pm->diskdev); 1458 1459 if (f == NULL) { 1460 msg_display(MSG_createfstab); 1461 if (logfp) 1462 (void)fprintf(logfp, "Failed to make /etc/fstab!\n"); 1463 hit_enter_to_continue(NULL, NULL); 1464#ifndef DEBUG 1465 return 1; 1466#else 1467 f = stdout; 1468#endif 1469 } 1470 1471 scripting_fprintf(f, "# NetBSD /etc/fstab\n# See /usr/share/examples/" 1472 "fstab/ for more examples.\n"); 1473 1474 if (pm->no_part) { 1475 /* single dk? target */ 1476 char buf[200], parent[200], swap[200], *prompt; 1477 int res; 1478 1479 if (!get_name_and_parent(pm->diskdev, buf, parent)) 1480 goto done_with_disks; 1481 scripting_fprintf(f, NAME_PREFIX "%s\t/\tffs\trw\t\t1 1\n", 1482 buf); 1483 if (!find_swap_part_on(parent, swap)) 1484 goto done_with_disks; 1485 const char *args[] = { parent, swap }; 1486 prompt = str_arg_subst(msg_string(MSG_Auto_add_swap_part), 1487 __arraycount(args), args); 1488 res = ask_yesno(prompt); 1489 free(prompt); 1490 if (res) 1491 scripting_fprintf(f, NAME_PREFIX "%s\tnone" 1492 "\tswap\tsw,dp\t\t0 0\n", swap); 1493 goto done_with_disks; 1494 } 1495 1496 for (size_t i = 0; i < install->num; i++) { 1497 1498 const struct part_usage_info *ptn = &install->infos[i]; 1499 1500 if (ptn->size == 0) 1501 continue; 1502 1503 bool is_tmpfs = ptn->type == PT_root && 1504 ptn->fs_type == FS_TMPFS && 1505 (ptn->flags & PUIFLG_JUST_MOUNTPOINT); 1506 1507 if (!is_tmpfs && ptn->type != PT_swap && 1508 (ptn->instflags & PUIINST_MOUNT) == 0) 1509 continue; 1510 1511 const char *s = ""; 1512 const char *mp = ptn->mount; 1513 const char *fstype = "ffs"; 1514 int fsck_pass = 0, dump_freq = 0; 1515 1516 if (ptn->parts->pscheme->get_part_device(ptn->parts, 1517 ptn->cur_part_id, dev_buf, sizeof dev_buf, NULL, 1518 logical_name, true, false)) 1519 dev = dev_buf; 1520 else 1521 dev = NULL; 1522 1523 if (!*mp) { 1524 /* 1525 * No mount point specified, comment out line and 1526 * use /mnt as a placeholder for the mount point. 1527 */ 1528 s = "# "; 1529 mp = "/mnt"; 1530 } 1531 1532 switch (ptn->fs_type) { 1533 case FS_UNUSED: 1534 continue; 1535 case FS_BSDLFS: 1536 /* If there is no LFS, just comment it out. */ 1537 if (!check_lfs_progs()) 1538 s = "# "; 1539 fstype = "lfs"; 1540 /* FALLTHROUGH */ 1541 case FS_BSDFFS: 1542 fsck_pass = (strcmp(mp, "/") == 0) ? 1 : 2; 1543 dump_freq = 1; 1544 break; 1545 case FS_MSDOS: 1546 fstype = "msdos"; 1547 break; 1548 case FS_SWAP: 1549 if (swap_dev[0] == 0) { 1550 strlcpy(swap_dev, dev, sizeof swap_dev); 1551 dump_dev = ",dp"; 1552 } else { 1553 dump_dev = ""; 1554 } 1555 scripting_fprintf(f, "%s\t\tnone\tswap\tsw%s\t\t 0 0\n", 1556 dev, dump_dev); 1557 continue; 1558#ifdef HAVE_TMPFS 1559 case FS_TMPFS: 1560 if (ptn->size < 0) 1561 scripting_fprintf(f, 1562 "tmpfs\t\t/tmp\ttmpfs\trw,-m=1777," 1563 "-s=ram%%%" PRIu64 "\n", -ptn->size); 1564 else 1565 scripting_fprintf(f, 1566 "tmpfs\t\t/tmp\ttmpfs\trw,-m=1777," 1567 "-s=%" PRIu64 "M\n", ptn->size); 1568 continue; 1569#else 1570 case FS_MFS: 1571 if (swap_dev[0] != 0) 1572 scripting_fprintf(f, 1573 "%s\t\t/tmp\tmfs\trw,-s=%" 1574 PRIu64 "\n", swap_dev, ptn->size); 1575 else 1576 scripting_fprintf(f, 1577 "swap\t\t/tmp\tmfs\trw,-s=%" 1578 PRIu64 "\n", ptn->size); 1579 continue; 1580#endif 1581 case FS_SYSVBFS: 1582 fstype = "sysvbfs"; 1583 make_target_dir("/stand"); 1584 break; 1585 default: 1586 fstype = "???"; 1587 s = "# "; 1588 break; 1589 } 1590 /* The code that remounts root rw doesn't check the partition */ 1591 if (strcmp(mp, "/") == 0 && 1592 (ptn->instflags & PUIINST_MOUNT) == 0) 1593 s = "# "; 1594 1595 scripting_fprintf(f, 1596 "%s%s\t\t%s\t%s\trw%s%s%s%s%s%s%s%s\t\t %d %d\n", 1597 s, dev, mp, fstype, 1598 ptn->mountflags & PUIMNT_LOG ? ",log" : "", 1599 ptn->mountflags & PUIMNT_NOAUTO ? ",noauto" : "", 1600 ptn->mountflags & PUIMNT_ASYNC ? ",async" : "", 1601 ptn->mountflags & PUIMNT_NOATIME ? ",noatime" : "", 1602 ptn->mountflags & PUIMNT_NODEV ? ",nodev" : "", 1603 ptn->mountflags & PUIMNT_NODEVMTIME ? ",nodevmtime" : "", 1604 ptn->mountflags & PUIMNT_NOEXEC ? ",noexec" : "", 1605 ptn->mountflags & PUIMNT_NOSUID ? ",nosuid" : "", 1606 dump_freq, fsck_pass); 1607 } 1608 1609done_with_disks: 1610 if (cdrom_dev[0] == 0) 1611 get_default_cdrom(cdrom_dev, sizeof(cdrom_dev)); 1612 1613 /* Add /kern, /proc and /dev/pts to fstab and make mountpoint. */ 1614 scripting_fprintf(f, "kernfs\t\t/kern\tkernfs\trw\n"); 1615 scripting_fprintf(f, "ptyfs\t\t/dev/pts\tptyfs\trw\n"); 1616 scripting_fprintf(f, "procfs\t\t/proc\tprocfs\trw\n"); 1617 if (cdrom_dev[0] != 0) 1618 scripting_fprintf(f, "/dev/%s\t\t/cdrom\tcd9660\tro,noauto\n", 1619 cdrom_dev); 1620 scripting_fprintf(f, "%stmpfs\t\t/var/shm\ttmpfs\trw,-m1777,-sram%%25\n", 1621 tmpfs_on_var_shm() ? "" : "#"); 1622 make_target_dir("/kern"); 1623 make_target_dir("/proc"); 1624 make_target_dir("/dev/pts"); 1625 if (cdrom_dev[0] != 0) 1626 make_target_dir("/cdrom"); 1627 make_target_dir("/var/shm"); 1628 1629 scripting_fprintf(NULL, "EOF\n"); 1630 1631 fclose(f); 1632 fflush(NULL); 1633 return 0; 1634} 1635 1636static bool 1637find_part_by_name(const char *name, struct disk_partitions **parts, 1638 part_id *pno) 1639{ 1640 struct pm_devs *i; 1641 struct disk_partitions *ps; 1642 part_id id; 1643 struct disk_desc disks[MAX_DISKS]; 1644 int n, cnt; 1645 1646 if (SLIST_EMPTY(&pm_head)) { 1647 /* 1648 * List has not been filled, only "pm" is valid - check 1649 * that first. 1650 */ 1651 if (pm->parts != NULL && 1652 pm->parts->pscheme->find_by_name != NULL) { 1653 id = pm->parts->pscheme->find_by_name(pm->parts, name); 1654 if (id != NO_PART) { 1655 *pno = id; 1656 *parts = pm->parts; 1657 return true; 1658 } 1659 } 1660 /* 1661 * Not that easy - check all other disks 1662 */ 1663 cnt = get_disks(disks, false); 1664 for (n = 0; n < cnt; n++) { 1665 if (strcmp(disks[n].dd_name, pm->diskdev) == 0) 1666 continue; 1667 ps = partitions_read_disk(disks[n].dd_name, 1668 disks[n].dd_totsec, 1669 disks[n].dd_secsize, 1670 disks[n].dd_no_mbr); 1671 if (ps == NULL) 1672 continue; 1673 if (ps->pscheme->find_by_name == NULL) 1674 continue; 1675 id = ps->pscheme->find_by_name(ps, name); 1676 if (id != NO_PART) { 1677 *pno = id; 1678 *parts = ps; 1679 return true; /* XXX this leaks memory */ 1680 } 1681 ps->pscheme->free(ps); 1682 } 1683 } else { 1684 SLIST_FOREACH(i, &pm_head, l) { 1685 if (i->parts == NULL) 1686 continue; 1687 if (i->parts->pscheme->find_by_name == NULL) 1688 continue; 1689 id = i->parts->pscheme->find_by_name(i->parts, name); 1690 if (id == NO_PART) 1691 continue; 1692 *pno = id; 1693 *parts = i->parts; 1694 return true; 1695 } 1696 } 1697 1698 *pno = NO_PART; 1699 *parts = NULL; 1700 return false; 1701} 1702 1703static int 1704/*ARGSUSED*/ 1705process_found_fs(struct data *list, size_t num, const struct lookfor *item, 1706 bool with_fsck) 1707{ 1708 int error; 1709 char rdev[PATH_MAX], dev[PATH_MAX], 1710 options[STRSIZE], tmp[STRSIZE], *op, *last; 1711 const char *fsname = (const char*)item->var; 1712 part_id pno; 1713 struct disk_partitions *parts; 1714 size_t len; 1715 bool first, is_root; 1716 1717 if (num < 2 || strstr(list[2].u.s_val, "noauto") != NULL) 1718 return 0; 1719 1720 is_root = strcmp(list[1].u.s_val, "/") == 0; 1721 if (is_root && target_mounted()) 1722 return 0; 1723 1724 if (strcmp(item->head, name_prefix) == 0) { 1725 /* this fstab entry uses NAME= syntax */ 1726 1727 /* unescape */ 1728 char *src, *dst; 1729 for (src = list[0].u.s_val, dst =src; src[0] != 0; ) { 1730 if (src[0] == '\\' && src[1] != 0) 1731 src++; 1732 *dst++ = *src++; 1733 } 1734 *dst = 0; 1735 1736 if (!find_part_by_name(list[0].u.s_val, 1737 &parts, &pno) || parts == NULL || pno == NO_PART) 1738 return 0; 1739 parts->pscheme->get_part_device(parts, pno, 1740 dev, sizeof(dev), NULL, plain_name, true, true); 1741 parts->pscheme->get_part_device(parts, pno, 1742 rdev, sizeof(rdev), NULL, raw_dev_name, true, true); 1743 } else { 1744 /* this fstab entry uses the plain device name */ 1745 if (is_root) { 1746 /* 1747 * PR 54480: we can not use the current device name 1748 * as it might be different from the real environment. 1749 * This is an abuse of the functionality, but it used 1750 * to work before (and still does work if only a single 1751 * target disk is involved). 1752 * Use the device name from the current "pm" instead. 1753 */ 1754 strcpy(rdev, "/dev/r"); 1755 strlcat(rdev, pm->diskdev, sizeof(rdev)); 1756 strcpy(dev, "/dev/"); 1757 strlcat(dev, pm->diskdev, sizeof(dev)); 1758 /* copy over the partition letter, if any */ 1759 len = strlen(list[0].u.s_val); 1760 if (list[0].u.s_val[len-1] >= 'a' && 1761 list[0].u.s_val[len-1] <= 1762 ('a' + getmaxpartitions())) { 1763 strlcat(rdev, &list[0].u.s_val[len-1], 1764 sizeof(rdev)); 1765 strlcat(dev, &list[0].u.s_val[len-1], 1766 sizeof(dev)); 1767 } 1768 } else { 1769 strcpy(rdev, "/dev/r"); 1770 strlcat(rdev, list[0].u.s_val, sizeof(rdev)); 1771 strcpy(dev, "/dev/"); 1772 strlcat(dev, list[0].u.s_val, sizeof(dev)); 1773 } 1774 } 1775 1776 if (with_fsck) { 1777 /* need the raw device for fsck_preen */ 1778 error = fsck_preen(rdev, fsname, false); 1779 if (error != 0) 1780 return error; 1781 } 1782 1783 /* add mount option for fs type */ 1784 strcpy(options, "-t "); 1785 strlcat(options, fsname, sizeof(options)); 1786 1787 /* extract mount options from fstab */ 1788 strlcpy(tmp, list[2].u.s_val, sizeof(tmp)); 1789 for (first = true, op = strtok_r(tmp, ",", &last); op != NULL; 1790 op = strtok_r(NULL, ",", &last)) { 1791 if (strcmp(op, FSTAB_RW) == 0 || 1792 strcmp(op, FSTAB_RQ) == 0 || 1793 strcmp(op, FSTAB_RO) == 0 || 1794 strcmp(op, FSTAB_SW) == 0 || 1795 strcmp(op, FSTAB_DP) == 0 || 1796 strcmp(op, FSTAB_XX) == 0) 1797 continue; 1798 if (first) { 1799 first = false; 1800 strlcat(options, " -o ", sizeof(options)); 1801 } else { 1802 strlcat(options, ",", sizeof(options)); 1803 } 1804 strlcat(options, op, sizeof(options)); 1805 } 1806 1807 error = target_mount(options, dev, list[1].u.s_val); 1808 if (error != 0) { 1809 msg_fmt_display(MSG_mount_failed, "%s", list[0].u.s_val); 1810 if (!ask_noyes(NULL)) 1811 return error; 1812 } 1813 return 0; 1814} 1815 1816static int 1817/*ARGSUSED*/ 1818found_fs(struct data *list, size_t num, const struct lookfor *item) 1819{ 1820 return process_found_fs(list, num, item, true); 1821} 1822 1823static int 1824/*ARGSUSED*/ 1825found_fs_nocheck(struct data *list, size_t num, const struct lookfor *item) 1826{ 1827 return process_found_fs(list, num, item, false); 1828} 1829 1830/* 1831 * Do an fsck. On failure, inform the user by showing a warning 1832 * message and doing menu_ok() before proceeding. 1833 * The device passed should be the full qualified path to raw disk 1834 * (e.g. /dev/rwd0a). 1835 * Returns 0 on success, or nonzero return code from fsck() on failure. 1836 */ 1837static int 1838fsck_preen(const char *disk, const char *fsname, bool silent) 1839{ 1840 char *prog, err[12]; 1841 int error; 1842 1843 if (fsname == NULL) 1844 return 0; 1845 /* first, check if fsck program exists, if not, assume ok */ 1846 asprintf(&prog, "/sbin/fsck_%s", fsname); 1847 if (prog == NULL) 1848 return 0; 1849 if (access(prog, X_OK) != 0) { 1850 free(prog); 1851 return 0; 1852 } 1853 if (!strcmp(fsname,"ffs")) 1854 fixsb(prog, disk); 1855 error = run_program(silent? RUN_SILENT|RUN_ERROR_OK : 0, "%s -p -q %s", prog, disk); 1856 free(prog); 1857 if (error != 0 && !silent) { 1858 sprintf(err, "%d", error); 1859 msg_display_subst(msg_string(MSG_badfs), 3, 1860 disk, fsname, err); 1861 if (ask_noyes(NULL)) 1862 error = 0; 1863 /* XXX at this point maybe we should run a full fsck? */ 1864 } 1865 return error; 1866} 1867 1868/* This performs the same function as the etc/rc.d/fixsb script 1869 * which attempts to correct problems with ffs1 filesystems 1870 * which may have been introduced by booting a netbsd-current kernel 1871 * from between April of 2003 and January 2004. For more information 1872 * This script was developed as a response to NetBSD pr install/25138 1873 * Additional prs regarding the original issue include: 1874 * bin/17910 kern/21283 kern/21404 port-macppc/23925 port-macppc/23926 1875 */ 1876static void 1877fixsb(const char *prog, const char *disk) 1878{ 1879 int fd; 1880 int rval; 1881 union { 1882 struct fs fs; 1883 char buf[SBLOCKSIZE]; 1884 } sblk; 1885 struct fs *fs = &sblk.fs; 1886 1887 fd = open(disk, O_RDONLY); 1888 if (fd == -1) 1889 return; 1890 1891 /* Read ffsv1 main superblock */ 1892 rval = pread(fd, sblk.buf, sizeof sblk.buf, SBLOCK_UFS1); 1893 close(fd); 1894 if (rval != sizeof sblk.buf) 1895 return; 1896 1897 if (fs->fs_magic != FS_UFS1_MAGIC && 1898 fs->fs_magic != FS_UFS1_MAGIC_SWAPPED) 1899 /* Not FFSv1 */ 1900 return; 1901 if (fs->fs_old_flags & FS_FLAGS_UPDATED) 1902 /* properly updated fslevel 4 */ 1903 return; 1904 if (fs->fs_bsize != fs->fs_maxbsize) 1905 /* not messed up */ 1906 return; 1907 1908 /* 1909 * OK we have a munged fs, first 'upgrade' to fslevel 4, 1910 * We specify -b16 in order to stop fsck bleating that the 1911 * sb doesn't match the first alternate. 1912 */ 1913 run_program(RUN_DISPLAY | RUN_PROGRESS, 1914 "%s -p -b 16 -c 4 %s", prog, disk); 1915 /* Then downgrade to fslevel 3 */ 1916 run_program(RUN_DISPLAY | RUN_PROGRESS, 1917 "%s -p -c 3 %s", prog, disk); 1918} 1919 1920/* 1921 * fsck and mount the root partition. 1922 * devdev is the fully qualified block device name. 1923 */ 1924static int 1925mount_root(const char *devdev, bool first, bool writeable, 1926 struct install_partition_desc *install) 1927{ 1928 int error; 1929 1930 error = fsck_preen(devdev, "ffs", false); 1931 if (error != 0) 1932 return error; 1933 1934 if (first) 1935 md_pre_mount(install, 0); 1936 1937 /* Mount devdev on target's "". 1938 * If we pass "" as mount-on, Prefixing will DTRT. 1939 * for now, use no options. 1940 * XXX consider -o remount in case target root is 1941 * current root, still readonly from single-user? 1942 */ 1943 return target_mount(writeable? "" : "-r", devdev, ""); 1944} 1945 1946/* Get information on the file systems mounted from the root filesystem. 1947 * Offer to convert them into 4.4BSD inodes if they are not 4.4BSD 1948 * inodes. Fsck them. Mount them. 1949 */ 1950 1951int 1952mount_disks(struct install_partition_desc *install) 1953{ 1954 char *fstab; 1955 int fstabsize; 1956 int error; 1957 char devdev[PATH_MAX]; 1958 size_t i, num_fs_types, num_entries; 1959 struct lookfor *fstabbuf, *l; 1960 1961 if (install->cur_system) 1962 return 0; 1963 1964 /* 1965 * Check what file system tools are available and create parsers 1966 * for the corresponding fstab(5) entries - all others will be 1967 * ignored. 1968 */ 1969 num_fs_types = 1; /* ffs is implicit */ 1970 for (i = 0; i < __arraycount(extern_fs_with_chk); i++) { 1971 sprintf(devdev, "/sbin/newfs_%s", extern_fs_with_chk[i]); 1972 if (file_exists_p(devdev)) 1973 num_fs_types++; 1974 } 1975 for (i = 0; i < __arraycount(extern_fs_newfs_only); i++) { 1976 sprintf(devdev, "/sbin/newfs_%s", extern_fs_newfs_only[i]); 1977 if (file_exists_p(devdev)) 1978 num_fs_types++; 1979 } 1980 num_entries = 2 * num_fs_types + 1; /* +1 for "ufs" special case */ 1981 fstabbuf = calloc(num_entries, sizeof(*fstabbuf)); 1982 if (fstabbuf == NULL) 1983 return -1; 1984 l = fstabbuf; 1985 l->head = "/dev/"; 1986 l->fmt = strdup("/dev/%s %s ffs %s"); 1987 l->todo = "c"; 1988 l->var = __UNCONST("ffs"); 1989 l->func = found_fs; 1990 l++; 1991 l->head = "/dev/"; 1992 l->fmt = strdup("/dev/%s %s ufs %s"); 1993 l->todo = "c"; 1994 l->var = __UNCONST("ffs"); 1995 l->func = found_fs; 1996 l++; 1997 l->head = NAME_PREFIX; 1998 l->fmt = strdup(NAME_PREFIX "%s %s ffs %s"); 1999 l->todo = "c"; 2000 l->var = __UNCONST("ffs"); 2001 l->func = found_fs; 2002 l++; 2003 for (i = 0; i < __arraycount(extern_fs_with_chk); i++) { 2004 sprintf(devdev, "/sbin/newfs_%s", extern_fs_with_chk[i]); 2005 if (!file_exists_p(devdev)) 2006 continue; 2007 sprintf(devdev, "/dev/%%s %%s %s %%s", extern_fs_with_chk[i]); 2008 l->head = "/dev/"; 2009 l->fmt = strdup(devdev); 2010 l->todo = "c"; 2011 l->var = __UNCONST(extern_fs_with_chk[i]); 2012 l->func = found_fs; 2013 l++; 2014 sprintf(devdev, NAME_PREFIX "%%s %%s %s %%s", 2015 extern_fs_with_chk[i]); 2016 l->head = NAME_PREFIX; 2017 l->fmt = strdup(devdev); 2018 l->todo = "c"; 2019 l->var = __UNCONST(extern_fs_with_chk[i]); 2020 l->func = found_fs; 2021 l++; 2022 } 2023 for (i = 0; i < __arraycount(extern_fs_newfs_only); i++) { 2024 sprintf(devdev, "/sbin/newfs_%s", extern_fs_newfs_only[i]); 2025 if (!file_exists_p(devdev)) 2026 continue; 2027 sprintf(devdev, "/dev/%%s %%s %s %%s", extern_fs_newfs_only[i]); 2028 l->head = "/dev/"; 2029 l->fmt = strdup(devdev); 2030 l->todo = "c"; 2031 l->var = __UNCONST(extern_fs_newfs_only[i]); 2032 l->func = found_fs_nocheck; 2033 l++; 2034 sprintf(devdev, NAME_PREFIX "%%s %%s %s %%s", 2035 extern_fs_newfs_only[i]); 2036 l->head = NAME_PREFIX; 2037 l->fmt = strdup(devdev); 2038 l->todo = "c"; 2039 l->var = __UNCONST(extern_fs_newfs_only[i]); 2040 l->func = found_fs_nocheck; 2041 l++; 2042 } 2043 assert((size_t)(l - fstabbuf) == num_entries); 2044 2045 /* First the root device. */ 2046 if (target_already_root()) { 2047 /* avoid needing to call target_already_root() again */ 2048 targetroot_mnt[0] = 0; 2049 } else if (pm->no_part) { 2050 snprintf(devdev, sizeof devdev, _PATH_DEV "%s", pm->diskdev); 2051 error = mount_root(devdev, true, false, install); 2052 if (error != 0 && error != EBUSY) 2053 return -1; 2054 } else { 2055 for (i = 0; i < install->num; i++) { 2056 if (is_root_part_mount(install->infos[i].mount)) 2057 break; 2058 } 2059 2060 if (i >= install->num) { 2061 hit_enter_to_continue(MSG_noroot, NULL); 2062 return -1; 2063 } 2064 2065 if (!install->infos[i].parts->pscheme->get_part_device( 2066 install->infos[i].parts, install->infos[i].cur_part_id, 2067 devdev, sizeof devdev, NULL, plain_name, true, true)) 2068 return -1; 2069 error = mount_root(devdev, true, false, install); 2070 if (error != 0 && error != EBUSY) 2071 return -1; 2072 } 2073 2074 /* Check the target /etc/fstab exists before trying to parse it. */ 2075 if (target_dir_exists_p("/etc") == 0 || 2076 target_file_exists_p("/etc/fstab") == 0) { 2077 msg_fmt_display(MSG_noetcfstab, "%s", pm->diskdev); 2078 hit_enter_to_continue(NULL, NULL); 2079 return -1; 2080 } 2081 2082 2083 /* Get fstab entries from the target-root /etc/fstab. */ 2084 fstabsize = target_collect_file(T_FILE, &fstab, "/etc/fstab"); 2085 if (fstabsize < 0) { 2086 /* error ! */ 2087 msg_fmt_display(MSG_badetcfstab, "%s", pm->diskdev); 2088 hit_enter_to_continue(NULL, NULL); 2089 umount_root(); 2090 return -2; 2091 } 2092 /* 2093 * We unmount the read-only root again, so we can mount it 2094 * with proper options from /etc/fstab 2095 */ 2096 umount_root(); 2097 2098 /* 2099 * Now do all entries in /etc/fstab and mount them if required 2100 */ 2101 error = walk(fstab, (size_t)fstabsize, fstabbuf, num_entries); 2102 free(fstab); 2103 for (i = 0; i < num_entries; i++) 2104 free(__UNCONST(fstabbuf[i].fmt)); 2105 free(fstabbuf); 2106 2107 return error; 2108} 2109 2110static char swap_dev[PATH_MAX]; 2111 2112void 2113set_swap_if_low_ram(struct install_partition_desc *install) 2114{ 2115 swap_dev[0] = 0; 2116 if (get_ramsize() <= TINY_RAM_SIZE) 2117 set_swap(install); 2118} 2119 2120void 2121set_swap(struct install_partition_desc *install) 2122{ 2123 size_t i; 2124 int rval; 2125 2126 swap_dev[0] = 0; 2127 for (i = 0; i < install->num; i++) { 2128 if (install->infos[i].type == PT_swap) 2129 break; 2130 } 2131 if (i >= install->num) 2132 return; 2133 2134 if (!install->infos[i].parts->pscheme->get_part_device( 2135 install->infos[i].parts, install->infos[i].cur_part_id, swap_dev, 2136 sizeof swap_dev, NULL, plain_name, true, true)) 2137 return; 2138 2139 rval = swapctl(SWAP_ON, swap_dev, 0); 2140 if (rval != 0) 2141 swap_dev[0] = 0; 2142} 2143 2144void 2145clear_swap(void) 2146{ 2147 2148 if (swap_dev[0] == 0) 2149 return; 2150 swapctl(SWAP_OFF, swap_dev, 0); 2151 swap_dev[0] = 0; 2152} 2153 2154int 2155check_swap(const char *disk, int remove_swap) 2156{ 2157 struct swapent *swap; 2158 char *cp; 2159 int nswap; 2160 int l; 2161 int rval = 0; 2162 2163 nswap = swapctl(SWAP_NSWAP, 0, 0); 2164 if (nswap <= 0) 2165 return 0; 2166 2167 swap = malloc(nswap * sizeof *swap); 2168 if (swap == NULL) 2169 return -1; 2170 2171 nswap = swapctl(SWAP_STATS, swap, nswap); 2172 if (nswap < 0) 2173 goto bad_swap; 2174 2175 l = strlen(disk); 2176 while (--nswap >= 0) { 2177 /* Should we check the se_dev or se_path? */ 2178 cp = swap[nswap].se_path; 2179 if (memcmp(cp, "/dev/", 5) != 0) 2180 continue; 2181 if (memcmp(cp + 5, disk, l) != 0) 2182 continue; 2183 if (!isalpha(*(unsigned char *)(cp + 5 + l))) 2184 continue; 2185 if (cp[5 + l + 1] != 0) 2186 continue; 2187 /* ok path looks like it is for this device */ 2188 if (!remove_swap) { 2189 /* count active swap areas */ 2190 rval++; 2191 continue; 2192 } 2193 if (swapctl(SWAP_OFF, cp, 0) == -1) 2194 rval = -1; 2195 } 2196 2197 done: 2198 free(swap); 2199 return rval; 2200 2201 bad_swap: 2202 rval = -1; 2203 goto done; 2204} 2205 2206#ifdef HAVE_BOOTXX_xFS 2207char * 2208bootxx_name(struct install_partition_desc *install) 2209{ 2210 size_t i; 2211 int fstype = -1; 2212 const char *bootxxname; 2213 char *bootxx; 2214 2215 /* find a partition to be mounted as / */ 2216 for (i = 0; i < install->num; i++) { 2217 if ((install->infos[i].instflags & PUIINST_MOUNT) 2218 && strcmp(install->infos[i].mount, "/") == 0) { 2219 fstype = install->infos[i].fs_type; 2220 break; 2221 } 2222 } 2223 if (fstype < 0) { 2224 /* not found? take first root type partition instead */ 2225 for (i = 0; i < install->num; i++) { 2226 if (install->infos[i].type == PT_root) { 2227 fstype = install->infos[i].fs_type; 2228 break; 2229 } 2230 } 2231 } 2232 2233 /* check we have boot code for the root partition type */ 2234 switch (fstype) { 2235#if defined(BOOTXX_FFSV1) || defined(BOOTXX_FFSV2) 2236 case FS_BSDFFS: 2237 if (install->infos[i].fs_version >= 2) { 2238#ifdef BOOTXX_FFSV2 2239 bootxxname = BOOTXX_FFSV2; 2240#else 2241 bootxxname = NULL; 2242#endif 2243 } else { 2244#ifdef BOOTXX_FFSV1 2245 bootxxname = BOOTXX_FFSV1; 2246#else 2247 bootxxname = NULL; 2248#endif 2249 } 2250 break; 2251#endif 2252#ifdef BOOTXX_LFSV2 2253 case FS_BSDLFS: 2254 bootxxname = BOOTXX_LFSV2; 2255 break; 2256#endif 2257 default: 2258 bootxxname = NULL; 2259 break; 2260 } 2261 2262 if (bootxxname == NULL) 2263 return NULL; 2264 2265 asprintf(&bootxx, "%s/%s", BOOTXXDIR, bootxxname); 2266 return bootxx; 2267} 2268#endif 2269 2270/* from dkctl.c */ 2271static int 2272get_dkwedges_sort(const void *a, const void *b) 2273{ 2274 const struct dkwedge_info *dkwa = a, *dkwb = b; 2275 const daddr_t oa = dkwa->dkw_offset, ob = dkwb->dkw_offset; 2276 return (oa < ob) ? -1 : (oa > ob) ? 1 : 0; 2277} 2278 2279int 2280get_dkwedges(struct dkwedge_info **dkw, const char *diskdev) 2281{ 2282 struct dkwedge_list dkwl; 2283 2284 *dkw = NULL; 2285 if (!get_wedge_list(diskdev, &dkwl)) 2286 return -1; 2287 2288 if (dkwl.dkwl_nwedges > 0 && *dkw != NULL) { 2289 qsort(*dkw, dkwl.dkwl_nwedges, sizeof(**dkw), 2290 get_dkwedges_sort); 2291 } 2292 2293 return dkwl.dkwl_nwedges; 2294} 2295 2296#ifndef NO_CLONES 2297/* 2298 * Helper structures used in the partition select menu 2299 */ 2300struct single_partition { 2301 struct disk_partitions *parts; 2302 part_id id; 2303}; 2304 2305struct sel_menu_data { 2306 struct single_partition *partitions; 2307 struct selected_partition result; 2308}; 2309 2310static int 2311select_single_part(menudesc *m, void *arg) 2312{ 2313 struct sel_menu_data *data = arg; 2314 2315 data->result.parts = data->partitions[m->cursel].parts; 2316 data->result.id = data->partitions[m->cursel].id; 2317 2318 return 1; 2319} 2320 2321static void 2322display_single_part(menudesc *m, int opt, void *arg) 2323{ 2324 const struct sel_menu_data *data = arg; 2325 struct disk_part_info info; 2326 struct disk_partitions *parts = data->partitions[opt].parts; 2327 part_id id = data->partitions[opt].id; 2328 int l; 2329 const char *desc = NULL; 2330 char line[MENUSTRSIZE*2]; 2331 2332 if (!parts->pscheme->get_part_info(parts, id, &info)) 2333 return; 2334 2335 if (parts->pscheme->other_partition_identifier != NULL) 2336 desc = parts->pscheme->other_partition_identifier( 2337 parts, id); 2338 2339 daddr_t start = info.start / sizemult; 2340 daddr_t size = info.size / sizemult; 2341 snprintf(line, sizeof line, "%s [%" PRIu64 " @ %" PRIu64 "]", 2342 parts->disk, size, start); 2343 2344 if (info.nat_type != NULL) { 2345 strlcat(line, " ", sizeof line); 2346 strlcat(line, info.nat_type->description, sizeof line); 2347 } 2348 2349 if (desc != NULL) { 2350 strlcat(line, ": ", sizeof line); 2351 strlcat(line, desc, sizeof line); 2352 } 2353 2354 l = strlen(line); 2355 if (l >= (m->w)) 2356 strcpy(line + (m->w-3), "..."); 2357 wprintw(m->mw, "%s", line); 2358} 2359 2360/* 2361 * is the given "test" partitions set used in the selected set? 2362 */ 2363static bool 2364selection_has_parts(struct selected_partitions *sel, 2365 const struct disk_partitions *test) 2366{ 2367 size_t i; 2368 2369 for (i = 0; i < sel->num_sel; i++) { 2370 if (sel->selection[i].parts == test) 2371 return true; 2372 } 2373 return false; 2374} 2375 2376/* 2377 * is the given "test" partition in the selected set? 2378 */ 2379static bool 2380selection_has_partition(struct selected_partitions *sel, 2381 const struct disk_partitions *test, part_id test_id) 2382{ 2383 size_t i; 2384 2385 for (i = 0; i < sel->num_sel; i++) { 2386 if (sel->selection[i].parts == test && 2387 sel->selection[i].id == test_id) 2388 return true; 2389 } 2390 return false; 2391} 2392 2393/* 2394 * let the user select a partition, optionally skipping all partitions 2395 * on the "ignore" device 2396 */ 2397static bool 2398add_select_partition(struct selected_partitions *res, 2399 struct disk_partitions **all_parts, size_t all_cnt) 2400{ 2401 struct disk_partitions *ps; 2402 struct disk_part_info info; 2403 part_id id; 2404 struct single_partition *partitions, *pp; 2405 struct menu_ent *part_menu_opts, *menup; 2406 size_t n, part_cnt; 2407 int sel_menu; 2408 2409 /* 2410 * count how many items our menu will have 2411 */ 2412 part_cnt = 0; 2413 for (n = 0; n < all_cnt; n++) { 2414 ps = all_parts[n]; 2415 for (id = 0; id < ps->num_part; id++) { 2416 if (selection_has_partition(res, ps, id)) 2417 continue; 2418 if (!ps->pscheme->get_part_info(ps, id, &info)) 2419 continue; 2420 if (info.flags & (PTI_SEC_CONTAINER|PTI_WHOLE_DISK| 2421 PTI_PSCHEME_INTERNAL|PTI_RAW_PART)) 2422 continue; 2423 part_cnt++; 2424 } 2425 } 2426 2427 /* 2428 * create a menu from this and let the user 2429 * select one partition 2430 */ 2431 part_menu_opts = NULL; 2432 partitions = calloc(part_cnt, sizeof *partitions); 2433 if (partitions == NULL) 2434 goto done; 2435 part_menu_opts = calloc(part_cnt, sizeof *part_menu_opts); 2436 if (part_menu_opts == NULL) 2437 goto done; 2438 pp = partitions; 2439 menup = part_menu_opts; 2440 for (n = 0; n < all_cnt; n++) { 2441 ps = all_parts[n]; 2442 for (id = 0; id < ps->num_part; id++) { 2443 if (selection_has_partition(res, ps, id)) 2444 continue; 2445 if (!ps->pscheme->get_part_info(ps, id, &info)) 2446 continue; 2447 if (info.flags & (PTI_SEC_CONTAINER|PTI_WHOLE_DISK| 2448 PTI_PSCHEME_INTERNAL|PTI_RAW_PART)) 2449 continue; 2450 pp->parts = ps; 2451 pp->id = id; 2452 pp++; 2453 menup->opt_action = select_single_part; 2454 menup++; 2455 } 2456 } 2457 sel_menu = new_menu(MSG_select_foreign_part, part_menu_opts, part_cnt, 2458 3, 3, 0, 60, 2459 MC_SUBMENU | MC_SCROLL | MC_NOCLEAR, 2460 NULL, display_single_part, NULL, 2461 NULL, MSG_exit_menu_generic); 2462 if (sel_menu != -1) { 2463 struct selected_partition *newsels; 2464 struct sel_menu_data data; 2465 2466 memset(&data, 0, sizeof data); 2467 data.partitions = partitions; 2468 process_menu(sel_menu, &data); 2469 free_menu(sel_menu); 2470 2471 if (data.result.parts != NULL) { 2472 newsels = realloc(res->selection, 2473 sizeof(*res->selection)*(res->num_sel+1)); 2474 if (newsels != NULL) { 2475 res->selection = newsels; 2476 newsels += res->num_sel++; 2477 newsels->parts = data.result.parts; 2478 newsels->id = data.result.id; 2479 } 2480 } 2481 } 2482 2483 /* 2484 * Final cleanup 2485 */ 2486done: 2487 free(part_menu_opts); 2488 free(partitions); 2489 2490 return res->num_sel > 0; 2491} 2492 2493struct part_selection_and_all_parts { 2494 struct selected_partitions *selection; 2495 struct disk_partitions **all_parts; 2496 size_t all_cnt; 2497 char *title; 2498 bool cancelled; 2499}; 2500 2501static int 2502toggle_clone_data(struct menudesc *m, void *arg) 2503{ 2504 struct part_selection_and_all_parts *sel = arg; 2505 2506 sel->selection->with_data = !sel->selection->with_data; 2507 return 0; 2508} 2509 2510static int 2511add_another(struct menudesc *m, void *arg) 2512{ 2513 struct part_selection_and_all_parts *sel = arg; 2514 2515 add_select_partition(sel->selection, sel->all_parts, sel->all_cnt); 2516 return 0; 2517} 2518 2519static int 2520cancel_clone(struct menudesc *m, void *arg) 2521{ 2522 struct part_selection_and_all_parts *sel = arg; 2523 2524 sel->cancelled = true; 2525 return 1; 2526} 2527 2528static void 2529update_sel_part_title(struct part_selection_and_all_parts *sel) 2530{ 2531 struct disk_part_info info; 2532 char *buf, line[MENUSTRSIZE]; 2533 size_t buf_len, i; 2534 2535 buf_len = MENUSTRSIZE * (1+sel->selection->num_sel); 2536 buf = malloc(buf_len); 2537 if (buf == NULL) 2538 return; 2539 2540 strcpy(buf, msg_string(MSG_select_source_hdr)); 2541 for (i = 0; i < sel->selection->num_sel; i++) { 2542 struct selected_partition *s = 2543 &sel->selection->selection[i]; 2544 if (!s->parts->pscheme->get_part_info(s->parts, s->id, &info)) 2545 continue; 2546 daddr_t start = info.start / sizemult; 2547 daddr_t size = info.size / sizemult; 2548 sprintf(line, "\n %s [%" PRIu64 " @ %" PRIu64 "] ", 2549 s->parts->disk, size, start); 2550 if (info.nat_type != NULL) 2551 strlcat(line, info.nat_type->description, sizeof(line)); 2552 strlcat(buf, line, buf_len); 2553 } 2554 free(sel->title); 2555 sel->title = buf; 2556} 2557 2558static void 2559post_sel_part(struct menudesc *m, void *arg) 2560{ 2561 struct part_selection_and_all_parts *sel = arg; 2562 2563 if (m->mw == NULL) 2564 return; 2565 update_sel_part_title(sel); 2566 m->title = sel->title; 2567 m->h = 0; 2568 resize_menu_height(m); 2569} 2570 2571static void 2572fmt_sel_part_line(struct menudesc *m, int i, void *arg) 2573{ 2574 struct part_selection_and_all_parts *sel = arg; 2575 2576 wprintw(m->mw, "%s: %s", msg_string(MSG_clone_with_data), 2577 sel->selection->with_data ? 2578 msg_string(MSG_Yes) : 2579 msg_string(MSG_No)); 2580} 2581 2582bool 2583select_partitions(struct selected_partitions *res, 2584 const struct disk_partitions *ignore) 2585{ 2586 struct disk_desc disks[MAX_DISKS]; 2587 struct disk_partitions *ps; 2588 struct part_selection_and_all_parts data; 2589 struct pm_devs *i; 2590 size_t j; 2591 int cnt, n, m; 2592 static menu_ent men[] = { 2593 { .opt_name = MSG_select_source_add, 2594 .opt_action = add_another }, 2595 { .opt_action = toggle_clone_data }, 2596 { .opt_name = MSG_cancel, .opt_action = cancel_clone }, 2597 }; 2598 2599 memset(res, 0, sizeof *res); 2600 memset(&data, 0, sizeof data); 2601 data.selection = res; 2602 2603 /* 2604 * collect all available partition sets 2605 */ 2606 data.all_cnt = 0; 2607 if (SLIST_EMPTY(&pm_head)) { 2608 cnt = get_disks(disks, false); 2609 if (cnt <= 0) 2610 return false; 2611 2612 /* 2613 * allocate two slots for each disk (primary/secondary) 2614 */ 2615 data.all_parts = calloc(2*cnt, sizeof *data.all_parts); 2616 if (data.all_parts == NULL) 2617 return false; 2618 2619 for (n = 0; n < cnt; n++) { 2620 if (ignore != NULL && 2621 strcmp(disks[n].dd_name, ignore->disk) == 0) 2622 continue; 2623 2624 ps = partitions_read_disk(disks[n].dd_name, 2625 disks[n].dd_totsec, 2626 disks[n].dd_secsize, 2627 disks[n].dd_no_mbr); 2628 if (ps == NULL) 2629 continue; 2630 data.all_parts[data.all_cnt++] = ps; 2631 ps = get_inner_parts(ps); 2632 if (ps == NULL) 2633 continue; 2634 data.all_parts[data.all_cnt++] = ps; 2635 } 2636 if (data.all_cnt > 0) 2637 res->free_parts = true; 2638 } else { 2639 cnt = 0; 2640 SLIST_FOREACH(i, &pm_head, l) 2641 cnt++; 2642 2643 data.all_parts = calloc(cnt, sizeof *data.all_parts); 2644 if (data.all_parts == NULL) 2645 return false; 2646 2647 SLIST_FOREACH(i, &pm_head, l) { 2648 if (i->parts == NULL) 2649 continue; 2650 if (i->parts == ignore) 2651 continue; 2652 data.all_parts[data.all_cnt++] = i->parts; 2653 } 2654 } 2655 2656 if (!add_select_partition(res, data.all_parts, data.all_cnt)) 2657 goto fail; 2658 2659 /* loop with menu */ 2660 update_sel_part_title(&data); 2661 m = new_menu(data.title, men, __arraycount(men), 3, 2, 0, 65, MC_SCROLL, 2662 post_sel_part, fmt_sel_part_line, NULL, NULL, MSG_clone_src_done); 2663 process_menu(m, &data); 2664 free(data.title); 2665 if (res->num_sel == 0) 2666 goto fail; 2667 2668 /* cleanup */ 2669 if (res->free_parts) { 2670 for (j = 0; j < data.all_cnt; j++) { 2671 if (selection_has_parts(res, data.all_parts[j])) 2672 continue; 2673 if (data.all_parts[j]->parent != NULL) 2674 continue; 2675 data.all_parts[j]->pscheme->free(data.all_parts[j]); 2676 } 2677 } 2678 free(data.all_parts); 2679 return true; 2680 2681fail: 2682 if (res->free_parts) { 2683 for (j = 0; j < data.all_cnt; j++) { 2684 if (data.all_parts[j]->parent != NULL) 2685 continue; 2686 data.all_parts[j]->pscheme->free(data.all_parts[j]); 2687 } 2688 } 2689 free(data.all_parts); 2690 return false; 2691} 2692 2693void 2694free_selected_partitions(struct selected_partitions *selected) 2695{ 2696 size_t i; 2697 struct disk_partitions *parts; 2698 2699 if (!selected->free_parts) 2700 return; 2701 2702 for (i = 0; i < selected->num_sel; i++) { 2703 parts = selected->selection[i].parts; 2704 2705 /* remove from list before testing for other instances */ 2706 selected->selection[i].parts = NULL; 2707 2708 /* if this is the secondary partition set, the parent owns it */ 2709 if (parts->parent != NULL) 2710 continue; 2711 2712 /* only free once (we use the last one) */ 2713 if (selection_has_parts(selected, parts)) 2714 continue; 2715 parts->pscheme->free(parts); 2716 } 2717 free(selected->selection); 2718} 2719 2720daddr_t 2721selected_parts_size(struct selected_partitions *selected) 2722{ 2723 struct disk_part_info info; 2724 size_t i; 2725 daddr_t s = 0; 2726 2727 for (i = 0; i < selected->num_sel; i++) { 2728 if (!selected->selection[i].parts->pscheme->get_part_info( 2729 selected->selection[i].parts, 2730 selected->selection[i].id, &info)) 2731 continue; 2732 s += info.size; 2733 } 2734 2735 return s; 2736} 2737 2738int 2739clone_target_select(menudesc *m, void *arg) 2740{ 2741 struct clone_target_menu_data *data = arg; 2742 2743 data->res = m->cursel; 2744 return 1; 2745} 2746 2747bool 2748clone_partition_data(struct disk_partitions *dest_parts, part_id did, 2749 struct disk_partitions *src_parts, part_id sid) 2750{ 2751 char src_dev[MAXPATHLEN], target_dev[MAXPATHLEN]; 2752 2753 if (!src_parts->pscheme->get_part_device( 2754 src_parts, sid, src_dev, sizeof src_dev, NULL, 2755 raw_dev_name, true, true)) 2756 return false; 2757 if (!dest_parts->pscheme->get_part_device( 2758 dest_parts, did, target_dev, sizeof target_dev, NULL, 2759 raw_dev_name, true, true)) 2760 return false; 2761 2762 return run_program(RUN_DISPLAY | RUN_PROGRESS, 2763 "progress -f %s -b 1m dd bs=1m of=%s", 2764 src_dev, target_dev) == 0; 2765} 2766#endif 2767 2768