1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD 3 * 4 * Copyright (c) 2011 Nathan Whitehorn 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #include <sys/param.h> 32 #include <sys/stat.h> 33 #include <errno.h> 34 #include <libutil.h> 35 #include <inttypes.h> 36 37 #include <libgeom.h> 38 #include <dialog.h> 39 #include <dlg_keys.h> 40 41 #include "partedit.h" 42 43 #define GPART_FLAGS "x" /* Do not commit changes by default */ 44 45 static void 46 gpart_show_error(const char *title, const char *explanation, const char *errstr) 47 { 48 char *errmsg; 49 char message[512]; 50 int error; 51 52 if (explanation == NULL) 53 explanation = ""; 54 55 error = strtol(errstr, &errmsg, 0); 56 if (errmsg != errstr) { 57 while (errmsg[0] == ' ') 58 errmsg++; 59 if (errmsg[0] != '\0') 60 sprintf(message, "%s%s. %s", explanation, 61 strerror(error), errmsg); 62 else 63 sprintf(message, "%s%s", explanation, strerror(error)); 64 } else { 65 sprintf(message, "%s%s", explanation, errmsg); 66 } 67 68 dialog_msgbox(title, message, 0, 0, TRUE); 69 } 70 71 static int 72 scheme_supports_labels(const char *scheme) 73 { 74 if (strcmp(scheme, "APM") == 0) 75 return (1); 76 if (strcmp(scheme, "GPT") == 0) 77 return (1); 78 79 return (0); 80 } 81 82 static void 83 newfs_command(const char *fstype, char *command, int use_default) 84 { 85 if (strcmp(fstype, "freebsd-ufs") == 0) { 86 int i; 87 DIALOG_LISTITEM items[] = { 88 {"UFS1", "UFS Version 1", 89 "Use version 1 of the UFS file system instead " 90 "of version 2 (not recommended)", 0 }, 91 {"SU", "Softupdates", 92 "Enable softupdates (default)", 1 }, 93 {"SUJ", "Softupdates journaling", 94 "Enable file system journaling (default - " 95 "turn off for SSDs)", 1 }, 96 {"TRIM", "Enable SSD TRIM support", 97 "Enable TRIM support, useful on solid-state drives", 98 0 }, 99 }; 100 101 if (!use_default) { 102 int choice; 103 choice = dlg_checklist("UFS Options", "", 0, 0, 0, 104 nitems(items), items, NULL, 105 FLAG_CHECK, &i); 106 if (choice == 1) /* Cancel */ 107 return; 108 } 109 110 strcpy(command, "newfs "); 111 for (i = 0; i < (int)nitems(items); i++) { 112 if (items[i].state == 0) 113 continue; 114 if (strcmp(items[i].name, "UFS1") == 0) 115 strcat(command, "-O1 "); 116 else if (strcmp(items[i].name, "SU") == 0) 117 strcat(command, "-U "); 118 else if (strcmp(items[i].name, "SUJ") == 0) 119 strcat(command, "-j "); 120 else if (strcmp(items[i].name, "TRIM") == 0) 121 strcat(command, "-t "); 122 } 123 } else if (strcmp(fstype, "freebsd-zfs") == 0) { 124 int i; 125 DIALOG_LISTITEM items[] = { 126 {"fletcher4", "checksum algorithm: fletcher4", 127 "Use fletcher4 for data integrity checking. " 128 "(default)", 1 }, 129 {"fletcher2", "checksum algorithm: fletcher2", 130 "Use fletcher2 for data integrity checking. " 131 "(not recommended)", 0 }, 132 {"sha256", "checksum algorithm: sha256", 133 "Use sha256 for data integrity checking. " 134 "(not recommended)", 0 }, 135 {"atime", "Update atimes for files", 136 "Disable atime update", 0 }, 137 }; 138 139 if (!use_default) { 140 int choice; 141 choice = dlg_checklist("ZFS Options", "", 0, 0, 0, 142 nitems(items), items, NULL, 143 FLAG_CHECK, &i); 144 if (choice == 1) /* Cancel */ 145 return; 146 } 147 148 strcpy(command, "zpool create -f -m none "); 149 if (getenv("BSDINSTALL_TMPBOOT") != NULL) { 150 char zfsboot_path[MAXPATHLEN]; 151 snprintf(zfsboot_path, sizeof(zfsboot_path), "%s/zfs", 152 getenv("BSDINSTALL_TMPBOOT")); 153 mkdir(zfsboot_path, S_IRWXU | S_IRGRP | S_IXGRP | 154 S_IROTH | S_IXOTH); 155 sprintf(command, "%s -o cachefile=%s/zpool.cache ", 156 command, zfsboot_path); 157 } 158 for (i = 0; i < (int)nitems(items); i++) { 159 if (items[i].state == 0) 160 continue; 161 if (strcmp(items[i].name, "fletcher4") == 0) 162 strcat(command, "-O checksum=fletcher4 "); 163 else if (strcmp(items[i].name, "fletcher2") == 0) 164 strcat(command, "-O checksum=fletcher2 "); 165 else if (strcmp(items[i].name, "sha256") == 0) 166 strcat(command, "-O checksum=sha256 "); 167 else if (strcmp(items[i].name, "atime") == 0) 168 strcat(command, "-O atime=off "); 169 } 170 } else if (strcmp(fstype, "fat32") == 0 || strcmp(fstype, "efi") == 0) { 171 int i; 172 DIALOG_LISTITEM items[] = { 173 {"FAT32", "FAT Type 32", 174 "Create a FAT32 filesystem (default)", 1 }, 175 {"FAT16", "FAT Type 16", 176 "Create a FAT16 filesystem", 0 }, 177 {"FAT12", "FAT Type 12", 178 "Create a FAT12 filesystem", 0 }, 179 }; 180 181 if (!use_default) { 182 int choice; 183 choice = dlg_checklist("FAT Options", "", 0, 0, 0, 184 nitems(items), items, NULL, 185 FLAG_RADIO, &i); 186 if (choice == 1) /* Cancel */ 187 return; 188 } 189 190 strcpy(command, "newfs_msdos "); 191 for (i = 0; i < (int)nitems(items); i++) { 192 if (items[i].state == 0) 193 continue; 194 if (strcmp(items[i].name, "FAT32") == 0) 195 strcat(command, "-F 32 "); 196 else if (strcmp(items[i].name, "FAT16") == 0) 197 strcat(command, "-F 16 "); 198 else if (strcmp(items[i].name, "FAT12") == 0) 199 strcat(command, "-F 12 "); 200 } 201 } else { 202 if (!use_default) 203 dialog_msgbox("Error", "No configurable options exist " 204 "for this filesystem.", 0, 0, TRUE); 205 command[0] = '\0'; 206 } 207 } 208 209 const char * 210 choose_part_type(const char *def_scheme) 211 { 212 int cancel, choice; 213 const char *scheme = NULL; 214 215 DIALOG_LISTITEM items[] = { 216 {"APM", "Apple Partition Map", 217 "Bootable on PowerPC Apple Hardware", 0 }, 218 {"BSD", "BSD Labels", 219 "Bootable on most x86 systems", 0 }, 220 {"GPT", "GUID Partition Table", 221 "Bootable on most x86 systems and EFI aware ARM64", 0 }, 222 {"MBR", "DOS Partitions", 223 "Bootable on most x86 systems", 0 }, 224 {"VTOC8", "Sun VTOC8 Partition Table", 225 "Bootable on Sun SPARC systems", 0 }, 226 }; 227 228 parttypemenu: 229 dialog_vars.default_item = __DECONST(char *, def_scheme); 230 cancel = dlg_menu("Partition Scheme", 231 "Select a partition scheme for this volume:", 0, 0, 0, 232 nitems(items), items, &choice, NULL); 233 dialog_vars.default_item = NULL; 234 235 if (cancel) 236 return NULL; 237 238 if (!is_scheme_bootable(items[choice].name)) { 239 char message[512]; 240 sprintf(message, "This partition scheme (%s) is not " 241 "bootable on this platform. Are you sure you want " 242 "to proceed?", items[choice].name); 243 dialog_vars.defaultno = TRUE; 244 cancel = dialog_yesno("Warning", message, 0, 0); 245 dialog_vars.defaultno = FALSE; 246 if (cancel) /* cancel */ 247 goto parttypemenu; 248 } 249 250 scheme = items[choice].name; 251 252 return scheme; 253 } 254 255 int 256 gpart_partition(const char *lg_name, const char *scheme) 257 { 258 int cancel; 259 struct gctl_req *r; 260 const char *errstr; 261 262 schememenu: 263 if (scheme == NULL) { 264 scheme = choose_part_type(default_scheme()); 265 266 if (scheme == NULL) 267 return (-1); 268 269 if (!is_scheme_bootable(scheme)) { 270 char message[512]; 271 sprintf(message, "This partition scheme (%s) is not " 272 "bootable on this platform. Are you sure you want " 273 "to proceed?", scheme); 274 dialog_vars.defaultno = TRUE; 275 cancel = dialog_yesno("Warning", message, 0, 0); 276 dialog_vars.defaultno = FALSE; 277 if (cancel) { /* cancel */ 278 /* Reset scheme so user can choose another */ 279 scheme = NULL; 280 goto schememenu; 281 } 282 } 283 } 284 285 r = gctl_get_handle(); 286 gctl_ro_param(r, "class", -1, "PART"); 287 gctl_ro_param(r, "arg0", -1, lg_name); 288 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 289 gctl_ro_param(r, "scheme", -1, scheme); 290 gctl_ro_param(r, "verb", -1, "create"); 291 292 errstr = gctl_issue(r); 293 if (errstr != NULL && errstr[0] != '\0') { 294 gpart_show_error("Error", NULL, errstr); 295 gctl_free(r); 296 scheme = NULL; 297 goto schememenu; 298 } 299 gctl_free(r); 300 301 if (bootcode_path(scheme) != NULL) 302 get_part_metadata(lg_name, 1)->bootcode = 1; 303 return (0); 304 } 305 306 static void 307 gpart_activate(struct gprovider *pp) 308 { 309 struct gconfig *gc; 310 struct gctl_req *r; 311 const char *errstr, *scheme; 312 const char *attribute = NULL; 313 intmax_t idx; 314 315 /* 316 * Some partition schemes need this partition to be marked 'active' 317 * for it to be bootable. 318 */ 319 LIST_FOREACH(gc, &pp->lg_geom->lg_config, lg_config) { 320 if (strcmp(gc->lg_name, "scheme") == 0) { 321 scheme = gc->lg_val; 322 break; 323 } 324 } 325 326 if (strcmp(scheme, "MBR") == 0 || strcmp(scheme, "EBR") == 0) 327 attribute = "active"; 328 else 329 return; 330 331 LIST_FOREACH(gc, &pp->lg_config, lg_config) { 332 if (strcmp(gc->lg_name, "index") == 0) { 333 idx = atoi(gc->lg_val); 334 break; 335 } 336 } 337 338 r = gctl_get_handle(); 339 gctl_ro_param(r, "class", -1, "PART"); 340 gctl_ro_param(r, "arg0", -1, pp->lg_geom->lg_name); 341 gctl_ro_param(r, "verb", -1, "set"); 342 gctl_ro_param(r, "attrib", -1, attribute); 343 gctl_ro_param(r, "index", sizeof(idx), &idx); 344 345 errstr = gctl_issue(r); 346 if (errstr != NULL && errstr[0] != '\0') 347 gpart_show_error("Error", "Error marking partition active:", 348 errstr); 349 gctl_free(r); 350 } 351 352 void 353 gpart_set_root(const char *lg_name, const char *attribute) 354 { 355 struct gctl_req *r; 356 const char *errstr; 357 358 r = gctl_get_handle(); 359 gctl_ro_param(r, "class", -1, "PART"); 360 gctl_ro_param(r, "arg0", -1, lg_name); 361 gctl_ro_param(r, "flags", -1, "C"); 362 gctl_ro_param(r, "verb", -1, "set"); 363 gctl_ro_param(r, "attrib", -1, attribute); 364 365 errstr = gctl_issue(r); 366 if (errstr != NULL && errstr[0] != '\0') 367 gpart_show_error("Error", "Error setting parameter on disk:", 368 errstr); 369 gctl_free(r); 370 } 371 372 static void 373 gpart_bootcode(struct ggeom *gp) 374 { 375 const char *bootcode; 376 struct gconfig *gc; 377 struct gctl_req *r; 378 const char *errstr, *scheme; 379 uint8_t *boot; 380 size_t bootsize, bytes; 381 int bootfd; 382 383 /* 384 * Write default bootcode to the newly partitioned disk, if that 385 * applies on this platform. 386 */ 387 LIST_FOREACH(gc, &gp->lg_config, lg_config) { 388 if (strcmp(gc->lg_name, "scheme") == 0) { 389 scheme = gc->lg_val; 390 break; 391 } 392 } 393 394 bootcode = bootcode_path(scheme); 395 if (bootcode == NULL) 396 return; 397 398 bootfd = open(bootcode, O_RDONLY); 399 if (bootfd < 0) { 400 dialog_msgbox("Bootcode Error", strerror(errno), 0, 0, 401 TRUE); 402 return; 403 } 404 405 bootsize = lseek(bootfd, 0, SEEK_END); 406 boot = malloc(bootsize); 407 lseek(bootfd, 0, SEEK_SET); 408 bytes = 0; 409 while (bytes < bootsize) 410 bytes += read(bootfd, boot + bytes, bootsize - bytes); 411 close(bootfd); 412 413 r = gctl_get_handle(); 414 gctl_ro_param(r, "class", -1, "PART"); 415 gctl_ro_param(r, "arg0", -1, gp->lg_name); 416 gctl_ro_param(r, "verb", -1, "bootcode"); 417 gctl_ro_param(r, "bootcode", bootsize, boot); 418 419 errstr = gctl_issue(r); 420 if (errstr != NULL && errstr[0] != '\0') 421 gpart_show_error("Bootcode Error", NULL, errstr); 422 gctl_free(r); 423 free(boot); 424 } 425 426 static void 427 gpart_partcode(struct gprovider *pp, const char *fstype) 428 { 429 struct gconfig *gc; 430 const char *scheme; 431 const char *indexstr; 432 char message[255], command[255]; 433 434 LIST_FOREACH(gc, &pp->lg_geom->lg_config, lg_config) { 435 if (strcmp(gc->lg_name, "scheme") == 0) { 436 scheme = gc->lg_val; 437 break; 438 } 439 } 440 441 /* Make sure this partition scheme needs partcode on this platform */ 442 if (partcode_path(scheme, fstype) == NULL) 443 return; 444 445 LIST_FOREACH(gc, &pp->lg_config, lg_config) { 446 if (strcmp(gc->lg_name, "index") == 0) { 447 indexstr = gc->lg_val; 448 break; 449 } 450 } 451 452 /* Shell out to gpart for partcode for now */ 453 sprintf(command, "gpart bootcode -p %s -i %s %s", 454 partcode_path(scheme, fstype), indexstr, pp->lg_geom->lg_name); 455 if (system(command) != 0) { 456 sprintf(message, "Error installing partcode on partition %s", 457 pp->lg_name); 458 dialog_msgbox("Error", message, 0, 0, TRUE); 459 } 460 } 461 462 void 463 gpart_destroy(struct ggeom *lg_geom) 464 { 465 struct gctl_req *r; 466 struct gprovider *pp; 467 const char *errstr; 468 int force = 1; 469 470 /* Delete all child metadata */ 471 LIST_FOREACH(pp, &lg_geom->lg_provider, lg_provider) 472 gpart_delete(pp); 473 474 /* Revert any local changes to get this geom into a pristine state */ 475 r = gctl_get_handle(); 476 gctl_ro_param(r, "class", -1, "PART"); 477 gctl_ro_param(r, "arg0", -1, lg_geom->lg_name); 478 gctl_ro_param(r, "verb", -1, "undo"); 479 gctl_issue(r); /* Ignore errors -- these are non-fatal */ 480 gctl_free(r); 481 482 /* Now destroy the geom itself */ 483 r = gctl_get_handle(); 484 gctl_ro_param(r, "class", -1, "PART"); 485 gctl_ro_param(r, "arg0", -1, lg_geom->lg_name); 486 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 487 gctl_ro_param(r, "force", sizeof(force), &force); 488 gctl_ro_param(r, "verb", -1, "destroy"); 489 errstr = gctl_issue(r); 490 if (errstr != NULL && errstr[0] != '\0') { 491 /* 492 * Check if we reverted away the existence of the geom 493 * altogether. Show all other errors to the user. 494 */ 495 if (strtol(errstr, NULL, 0) != EINVAL) 496 gpart_show_error("Error", NULL, errstr); 497 } 498 gctl_free(r); 499 500 /* And any metadata associated with the partition scheme itself */ 501 delete_part_metadata(lg_geom->lg_name); 502 } 503 504 void 505 gpart_edit(struct gprovider *pp) 506 { 507 struct gctl_req *r; 508 struct gconfig *gc; 509 struct gconsumer *cp; 510 struct ggeom *geom; 511 const char *errstr, *oldtype, *scheme; 512 struct partition_metadata *md; 513 char sizestr[32]; 514 char newfs[255]; 515 intmax_t idx; 516 int hadlabel, choice, junk, nitems; 517 unsigned i; 518 519 DIALOG_FORMITEM items[] = { 520 {0, "Type:", 5, 0, 0, FALSE, "", 11, 0, 12, 15, 0, 521 FALSE, "Filesystem type (e.g. freebsd-ufs, freebsd-zfs, " 522 "freebsd-swap)", FALSE}, 523 {0, "Size:", 5, 1, 0, FALSE, "", 11, 1, 12, 0, 0, 524 FALSE, "Partition size. Append K, M, G for kilobytes, " 525 "megabytes or gigabytes.", FALSE}, 526 {0, "Mountpoint:", 11, 2, 0, FALSE, "", 11, 2, 12, 15, 0, 527 FALSE, "Path at which to mount this partition (leave blank " 528 "for swap, set to / for root filesystem)", FALSE}, 529 {0, "Label:", 7, 3, 0, FALSE, "", 11, 3, 12, 15, 0, FALSE, 530 "Partition name. Not all partition schemes support this.", 531 FALSE}, 532 }; 533 534 /* 535 * Find the PART geom we are manipulating. This may be a consumer of 536 * this provider, or its parent. Check the consumer case first. 537 */ 538 geom = NULL; 539 LIST_FOREACH(cp, &pp->lg_consumers, lg_consumers) 540 if (strcmp(cp->lg_geom->lg_class->lg_name, "PART") == 0) { 541 /* Check for zombie geoms, treating them as blank */ 542 scheme = NULL; 543 LIST_FOREACH(gc, &cp->lg_geom->lg_config, lg_config) { 544 if (strcmp(gc->lg_name, "scheme") == 0) { 545 scheme = gc->lg_val; 546 break; 547 } 548 } 549 if (scheme == NULL || strcmp(scheme, "(none)") == 0) { 550 gpart_partition(cp->lg_geom->lg_name, NULL); 551 return; 552 } 553 554 /* If this is a nested partition, edit as usual */ 555 if (strcmp(pp->lg_geom->lg_class->lg_name, "PART") == 0) 556 break; 557 558 /* Destroy the geom and all sub-partitions */ 559 gpart_destroy(cp->lg_geom); 560 561 /* Now re-partition and return */ 562 gpart_partition(cp->lg_geom->lg_name, NULL); 563 return; 564 } 565 566 if (geom == NULL && strcmp(pp->lg_geom->lg_class->lg_name, "PART") == 0) 567 geom = pp->lg_geom; 568 569 if (geom == NULL) { 570 /* Disk not partitioned, so partition it */ 571 gpart_partition(pp->lg_name, NULL); 572 return; 573 } 574 575 LIST_FOREACH(gc, &geom->lg_config, lg_config) { 576 if (strcmp(gc->lg_name, "scheme") == 0) { 577 scheme = gc->lg_val; 578 break; 579 } 580 } 581 582 nitems = scheme_supports_labels(scheme) ? 4 : 3; 583 584 /* Edit editable parameters of a partition */ 585 hadlabel = 0; 586 LIST_FOREACH(gc, &pp->lg_config, lg_config) { 587 if (strcmp(gc->lg_name, "type") == 0) { 588 oldtype = gc->lg_val; 589 items[0].text = gc->lg_val; 590 } 591 if (strcmp(gc->lg_name, "label") == 0 && gc->lg_val != NULL) { 592 hadlabel = 1; 593 items[3].text = gc->lg_val; 594 } 595 if (strcmp(gc->lg_name, "index") == 0) 596 idx = atoi(gc->lg_val); 597 } 598 599 TAILQ_FOREACH(md, &part_metadata, metadata) { 600 if (md->name != NULL && strcmp(md->name, pp->lg_name) == 0) { 601 if (md->fstab != NULL) 602 items[2].text = md->fstab->fs_file; 603 break; 604 } 605 } 606 607 humanize_number(sizestr, 7, pp->lg_mediasize, "B", HN_AUTOSCALE, 608 HN_NOSPACE | HN_DECIMAL); 609 items[1].text = sizestr; 610 611 editpart: 612 choice = dlg_form("Edit Partition", "", 0, 0, 0, nitems, items, &junk); 613 614 if (choice) /* Cancel pressed */ 615 goto endedit; 616 617 /* If this is the root partition, check that this fs is bootable */ 618 if (strcmp(items[2].text, "/") == 0 && !is_fs_bootable(scheme, 619 items[0].text)) { 620 char message[512]; 621 sprintf(message, "This file system (%s) is not bootable " 622 "on this system. Are you sure you want to proceed?", 623 items[0].text); 624 dialog_vars.defaultno = TRUE; 625 choice = dialog_yesno("Warning", message, 0, 0); 626 dialog_vars.defaultno = FALSE; 627 if (choice == 1) /* cancel */ 628 goto editpart; 629 } 630 631 /* Check if the label has a / in it */ 632 if (strchr(items[3].text, '/') != NULL) { 633 dialog_msgbox("Error", "Label contains a /, which is not an " 634 "allowed character.", 0, 0, TRUE); 635 goto editpart; 636 } 637 638 r = gctl_get_handle(); 639 gctl_ro_param(r, "class", -1, "PART"); 640 gctl_ro_param(r, "arg0", -1, geom->lg_name); 641 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 642 gctl_ro_param(r, "verb", -1, "modify"); 643 gctl_ro_param(r, "index", sizeof(idx), &idx); 644 if (hadlabel || items[3].text[0] != '\0') 645 gctl_ro_param(r, "label", -1, items[3].text); 646 gctl_ro_param(r, "type", -1, items[0].text); 647 errstr = gctl_issue(r); 648 if (errstr != NULL && errstr[0] != '\0') { 649 gpart_show_error("Error", NULL, errstr); 650 gctl_free(r); 651 goto editpart; 652 } 653 gctl_free(r); 654 655 newfs_command(items[0].text, newfs, 1); 656 set_default_part_metadata(pp->lg_name, scheme, items[0].text, 657 items[2].text, (strcmp(oldtype, items[0].text) != 0) ? 658 newfs : NULL); 659 660 endedit: 661 if (strcmp(oldtype, items[0].text) != 0 && cp != NULL) 662 gpart_destroy(cp->lg_geom); 663 if (strcmp(oldtype, items[0].text) != 0 && strcmp(items[0].text, 664 "freebsd") == 0) 665 gpart_partition(pp->lg_name, "BSD"); 666 667 for (i = 0; i < nitems(items); i++) 668 if (items[i].text_free) 669 free(items[i].text); 670 } 671 672 void 673 set_default_part_metadata(const char *name, const char *scheme, 674 const char *type, const char *mountpoint, const char *newfs) 675 { 676 struct partition_metadata *md; 677 char *zpool_name = NULL; 678 int i; 679 680 /* Set part metadata */ 681 md = get_part_metadata(name, 1); 682 683 if (newfs) { 684 if (md->newfs != NULL) { 685 free(md->newfs); 686 md->newfs = NULL; 687 } 688 689 if (newfs != NULL && newfs[0] != '\0') { 690 md->newfs = malloc(strlen(newfs) + strlen(" /dev/") + 691 strlen(mountpoint) + 5 + strlen(name) + 1); 692 if (strcmp("freebsd-zfs", type) == 0) { 693 zpool_name = strdup((strlen(mountpoint) == 1) ? 694 "root" : &mountpoint[1]); 695 for (i = 0; zpool_name[i] != 0; i++) 696 if (!isalnum(zpool_name[i])) 697 zpool_name[i] = '_'; 698 sprintf(md->newfs, "%s %s /dev/%s", newfs, 699 zpool_name, name); 700 } else { 701 sprintf(md->newfs, "%s /dev/%s", newfs, name); 702 } 703 } 704 } 705 706 if (strcmp(type, "freebsd-swap") == 0) 707 mountpoint = "none"; 708 if (strcmp(type, bootpart_type(scheme)) == 0) 709 md->bootcode = 1; 710 711 /* VTOC8 needs partcode at the start of partitions */ 712 if (strcmp(scheme, "VTOC8") == 0 && (strcmp(type, "freebsd-ufs") == 0 713 || strcmp(type, "freebsd-zfs") == 0)) 714 md->bootcode = 1; 715 716 if (mountpoint == NULL || mountpoint[0] == '\0') { 717 if (md->fstab != NULL) { 718 free(md->fstab->fs_spec); 719 free(md->fstab->fs_file); 720 free(md->fstab->fs_vfstype); 721 free(md->fstab->fs_mntops); 722 free(md->fstab->fs_type); 723 free(md->fstab); 724 md->fstab = NULL; 725 } 726 } else { 727 if (md->fstab == NULL) { 728 md->fstab = malloc(sizeof(struct fstab)); 729 } else { 730 free(md->fstab->fs_spec); 731 free(md->fstab->fs_file); 732 free(md->fstab->fs_vfstype); 733 free(md->fstab->fs_mntops); 734 free(md->fstab->fs_type); 735 } 736 if (strcmp("freebsd-zfs", type) == 0) { 737 md->fstab->fs_spec = strdup(zpool_name); 738 } else { 739 md->fstab->fs_spec = malloc(strlen(name) + 740 strlen("/dev/") + 1); 741 sprintf(md->fstab->fs_spec, "/dev/%s", name); 742 } 743 md->fstab->fs_file = strdup(mountpoint); 744 /* Get VFS from text after freebsd-, if possible */ 745 if (strncmp("freebsd-", type, 8) == 0) 746 md->fstab->fs_vfstype = strdup(&type[8]); 747 else if (strcmp("fat32", type) == 0 || strcmp("efi", type) == 0) 748 md->fstab->fs_vfstype = strdup("msdosfs"); 749 else 750 md->fstab->fs_vfstype = strdup(type); /* Guess */ 751 if (strcmp(type, "freebsd-swap") == 0) { 752 md->fstab->fs_type = strdup(FSTAB_SW); 753 md->fstab->fs_freq = 0; 754 md->fstab->fs_passno = 0; 755 } else if (strcmp(type, "freebsd-zfs") == 0) { 756 md->fstab->fs_type = strdup(FSTAB_RW); 757 md->fstab->fs_freq = 0; 758 md->fstab->fs_passno = 0; 759 } else { 760 md->fstab->fs_type = strdup(FSTAB_RW); 761 if (strcmp(mountpoint, "/") == 0) { 762 md->fstab->fs_freq = 1; 763 md->fstab->fs_passno = 1; 764 } else { 765 md->fstab->fs_freq = 2; 766 md->fstab->fs_passno = 2; 767 } 768 } 769 md->fstab->fs_mntops = strdup(md->fstab->fs_type); 770 } 771 772 if (zpool_name != NULL) 773 free(zpool_name); 774 } 775 776 static 777 int part_compare(const void *xa, const void *xb) 778 { 779 struct gprovider **a = (struct gprovider **)xa; 780 struct gprovider **b = (struct gprovider **)xb; 781 intmax_t astart, bstart; 782 struct gconfig *gc; 783 784 astart = bstart = 0; 785 LIST_FOREACH(gc, &(*a)->lg_config, lg_config) 786 if (strcmp(gc->lg_name, "start") == 0) { 787 astart = strtoimax(gc->lg_val, NULL, 0); 788 break; 789 } 790 LIST_FOREACH(gc, &(*b)->lg_config, lg_config) 791 if (strcmp(gc->lg_name, "start") == 0) { 792 bstart = strtoimax(gc->lg_val, NULL, 0); 793 break; 794 } 795 796 if (astart < bstart) 797 return -1; 798 else if (astart > bstart) 799 return 1; 800 else 801 return 0; 802 } 803 804 intmax_t 805 gpart_max_free(struct ggeom *geom, intmax_t *npartstart) 806 { 807 struct gconfig *gc; 808 struct gprovider *pp, **providers; 809 intmax_t sectorsize, stripesize, offset; 810 intmax_t lastend; 811 intmax_t start, end; 812 intmax_t maxsize, maxstart; 813 intmax_t partstart, partend; 814 int i, nparts; 815 816 /* Now get the maximum free size and free start */ 817 start = end = 0; 818 LIST_FOREACH(gc, &geom->lg_config, lg_config) { 819 if (strcmp(gc->lg_name, "first") == 0) 820 start = strtoimax(gc->lg_val, NULL, 0); 821 if (strcmp(gc->lg_name, "last") == 0) 822 end = strtoimax(gc->lg_val, NULL, 0); 823 } 824 825 i = nparts = 0; 826 LIST_FOREACH(pp, &geom->lg_provider, lg_provider) 827 nparts++; 828 providers = calloc(nparts, sizeof(providers[0])); 829 LIST_FOREACH(pp, &geom->lg_provider, lg_provider) 830 providers[i++] = pp; 831 qsort(providers, nparts, sizeof(providers[0]), part_compare); 832 833 lastend = start - 1; 834 maxsize = 0; 835 for (i = 0; i < nparts; i++) { 836 pp = providers[i]; 837 838 LIST_FOREACH(gc, &pp->lg_config, lg_config) { 839 if (strcmp(gc->lg_name, "start") == 0) 840 partstart = strtoimax(gc->lg_val, NULL, 0); 841 if (strcmp(gc->lg_name, "end") == 0) 842 partend = strtoimax(gc->lg_val, NULL, 0); 843 } 844 845 if (partstart - lastend > maxsize) { 846 maxsize = partstart - lastend - 1; 847 maxstart = lastend + 1; 848 } 849 850 lastend = partend; 851 } 852 853 if (end - lastend > maxsize) { 854 maxsize = end - lastend - 1; 855 maxstart = lastend + 1; 856 } 857 858 pp = LIST_FIRST(&geom->lg_consumer)->lg_provider; 859 860 /* 861 * Round the start and size of the largest available space up to 862 * the nearest multiple of the adjusted stripe size. 863 * 864 * The adjusted stripe size is the least common multiple of the 865 * actual stripe size, or the sector size if no stripe size was 866 * reported, and 4096. The reason for this is that contemporary 867 * disks often have 4096-byte physical sectors but report 512 868 * bytes instead for compatibility with older / broken operating 869 * systems and BIOSes. For the same reasons, virtualized storage 870 * may also report a 512-byte stripe size, or none at all. 871 */ 872 sectorsize = pp->lg_sectorsize; 873 if ((stripesize = pp->lg_stripesize) == 0) 874 stripesize = sectorsize; 875 while (stripesize % 4096 != 0) 876 stripesize *= 2; 877 if ((offset = maxstart * sectorsize % stripesize) != 0) { 878 offset = (stripesize - offset) / sectorsize; 879 maxstart += offset; 880 maxsize -= offset; 881 } 882 883 if (npartstart != NULL) 884 *npartstart = maxstart; 885 886 return (maxsize); 887 } 888 889 void 890 gpart_create(struct gprovider *pp, char *default_type, char *default_size, 891 char *default_mountpoint, char **partname, int interactive) 892 { 893 struct gctl_req *r; 894 struct gconfig *gc; 895 struct gconsumer *cp; 896 struct ggeom *geom; 897 const char *errstr, *scheme; 898 char sizestr[32], startstr[32], output[64], *newpartname; 899 char newfs[255], options_fstype[64]; 900 intmax_t maxsize, size, sector, firstfree, stripe; 901 uint64_t bytes; 902 int nitems, choice, junk; 903 unsigned i; 904 905 DIALOG_FORMITEM items[] = { 906 {0, "Type:", 5, 0, 0, FALSE, "freebsd-ufs", 11, 0, 12, 15, 0, 907 FALSE, "Filesystem type (e.g. freebsd-ufs, freebsd-zfs, " 908 "freebsd-swap)", FALSE}, 909 {0, "Size:", 5, 1, 0, FALSE, "", 11, 1, 12, 15, 0, 910 FALSE, "Partition size. Append K, M, G for kilobytes, " 911 "megabytes or gigabytes.", FALSE}, 912 {0, "Mountpoint:", 11, 2, 0, FALSE, "", 11, 2, 12, 15, 0, 913 FALSE, "Path at which to mount partition (blank for " 914 "swap, / for root filesystem)", FALSE}, 915 {0, "Label:", 7, 3, 0, FALSE, "", 11, 3, 12, 15, 0, FALSE, 916 "Partition name. Not all partition schemes support this.", 917 FALSE}, 918 }; 919 920 if (partname != NULL) 921 *partname = NULL; 922 923 /* Record sector and stripe sizes */ 924 sector = pp->lg_sectorsize; 925 stripe = pp->lg_stripesize; 926 927 /* 928 * Find the PART geom we are manipulating. This may be a consumer of 929 * this provider, or its parent. Check the consumer case first. 930 */ 931 geom = NULL; 932 LIST_FOREACH(cp, &pp->lg_consumers, lg_consumers) 933 if (strcmp(cp->lg_geom->lg_class->lg_name, "PART") == 0) { 934 geom = cp->lg_geom; 935 break; 936 } 937 938 if (geom == NULL && strcmp(pp->lg_geom->lg_class->lg_name, "PART") == 0) 939 geom = pp->lg_geom; 940 941 /* Now get the partition scheme */ 942 scheme = NULL; 943 if (geom != NULL) { 944 LIST_FOREACH(gc, &geom->lg_config, lg_config) 945 if (strcmp(gc->lg_name, "scheme") == 0) 946 scheme = gc->lg_val; 947 } 948 949 if (geom == NULL || scheme == NULL || strcmp(scheme, "(none)") == 0) { 950 if (gpart_partition(pp->lg_name, NULL) == 0) 951 dialog_msgbox("", 952 "The partition table has been successfully created." 953 " Please press Create again to create partitions.", 954 0, 0, TRUE); 955 956 return; 957 } 958 959 /* 960 * If we still don't have a geom, either the user has 961 * canceled partitioning or there has been an error which has already 962 * been displayed, so bail. 963 */ 964 if (geom == NULL) 965 return; 966 967 maxsize = size = gpart_max_free(geom, &firstfree); 968 if (size <= 0) { 969 dialog_msgbox("Error", "No free space left on device.", 0, 0, 970 TRUE); 971 return; 972 } 973 974 humanize_number(sizestr, 7, size*sector, "B", HN_AUTOSCALE, 975 HN_NOSPACE | HN_DECIMAL); 976 items[1].text = sizestr; 977 978 /* Special-case the MBR default type for nested partitions */ 979 if (strcmp(scheme, "MBR") == 0) { 980 items[0].text = "freebsd"; 981 items[0].help = "Filesystem type (e.g. freebsd, fat32)"; 982 } 983 984 nitems = scheme_supports_labels(scheme) ? 4 : 3; 985 986 if (default_type != NULL) 987 items[0].text = default_type; 988 if (default_size != NULL) 989 items[1].text = default_size; 990 if (default_mountpoint != NULL) 991 items[2].text = default_mountpoint; 992 993 /* Default options */ 994 strncpy(options_fstype, items[0].text, 995 sizeof(options_fstype)); 996 newfs_command(options_fstype, newfs, 1); 997 addpartform: 998 if (interactive) { 999 dialog_vars.extra_label = "Options"; 1000 dialog_vars.extra_button = TRUE; 1001 choice = dlg_form("Add Partition", "", 0, 0, 0, nitems, 1002 items, &junk); 1003 dialog_vars.extra_button = FALSE; 1004 switch (choice) { 1005 case 0: /* OK */ 1006 break; 1007 case 1: /* Cancel */ 1008 return; 1009 case 3: /* Options */ 1010 strncpy(options_fstype, items[0].text, 1011 sizeof(options_fstype)); 1012 newfs_command(options_fstype, newfs, 0); 1013 goto addpartform; 1014 } 1015 } 1016 1017 /* 1018 * If the user changed the fs type after specifying options, undo 1019 * their choices in favor of the new filesystem's defaults. 1020 */ 1021 if (strcmp(options_fstype, items[0].text) != 0) { 1022 strncpy(options_fstype, items[0].text, sizeof(options_fstype)); 1023 newfs_command(options_fstype, newfs, 1); 1024 } 1025 1026 size = maxsize; 1027 if (strlen(items[1].text) > 0) { 1028 if (expand_number(items[1].text, &bytes) != 0) { 1029 char error[512]; 1030 1031 sprintf(error, "Invalid size: %s\n", strerror(errno)); 1032 dialog_msgbox("Error", error, 0, 0, TRUE); 1033 goto addpartform; 1034 } 1035 size = MIN((intmax_t)(bytes/sector), maxsize); 1036 } 1037 1038 /* Check if the label has a / in it */ 1039 if (strchr(items[3].text, '/') != NULL) { 1040 dialog_msgbox("Error", "Label contains a /, which is not an " 1041 "allowed character.", 0, 0, TRUE); 1042 goto addpartform; 1043 } 1044 1045 /* Warn if no mountpoint set */ 1046 if (strcmp(items[0].text, "freebsd-ufs") == 0 && 1047 items[2].text[0] != '/') { 1048 choice = 0; 1049 if (interactive) { 1050 dialog_vars.defaultno = TRUE; 1051 choice = dialog_yesno("Warning", 1052 "This partition does not have a valid mountpoint " 1053 "(for the partition from which you intend to boot the " 1054 "operating system, the mountpoint should be /). Are you " 1055 "sure you want to continue?" 1056 , 0, 0); 1057 dialog_vars.defaultno = FALSE; 1058 } 1059 if (choice == 1) /* cancel */ 1060 goto addpartform; 1061 } 1062 1063 /* 1064 * Error if this scheme needs nested partitions, this is one, and 1065 * a mountpoint was set. 1066 */ 1067 if (strcmp(items[0].text, "freebsd") == 0 && 1068 strlen(items[2].text) > 0) { 1069 dialog_msgbox("Error", "Partitions of type \"freebsd\" are " 1070 "nested BSD-type partition schemes and cannot have " 1071 "mountpoints. After creating one, select it and press " 1072 "Create again to add the actual file systems.", 0, 0, TRUE); 1073 goto addpartform; 1074 } 1075 1076 /* If this is the root partition, check that this scheme is bootable */ 1077 if (strcmp(items[2].text, "/") == 0 && !is_scheme_bootable(scheme)) { 1078 char message[512]; 1079 sprintf(message, "This partition scheme (%s) is not bootable " 1080 "on this platform. Are you sure you want to proceed?", 1081 scheme); 1082 dialog_vars.defaultno = TRUE; 1083 choice = dialog_yesno("Warning", message, 0, 0); 1084 dialog_vars.defaultno = FALSE; 1085 if (choice == 1) /* cancel */ 1086 goto addpartform; 1087 } 1088 1089 /* If this is the root partition, check that this fs is bootable */ 1090 if (strcmp(items[2].text, "/") == 0 && !is_fs_bootable(scheme, 1091 items[0].text)) { 1092 char message[512]; 1093 sprintf(message, "This file system (%s) is not bootable " 1094 "on this system. Are you sure you want to proceed?", 1095 items[0].text); 1096 dialog_vars.defaultno = TRUE; 1097 choice = dialog_yesno("Warning", message, 0, 0); 1098 dialog_vars.defaultno = FALSE; 1099 if (choice == 1) /* cancel */ 1100 goto addpartform; 1101 } 1102 1103 /* 1104 * If this is the root partition, and we need a boot partition, ask 1105 * the user to add one. 1106 */ 1107 1108 /* Check for existing freebsd-boot partition */ 1109 LIST_FOREACH(pp, &geom->lg_provider, lg_provider) { 1110 struct partition_metadata *md; 1111 md = get_part_metadata(pp->lg_name, 0); 1112 if (md == NULL || !md->bootcode) 1113 continue; 1114 LIST_FOREACH(gc, &pp->lg_config, lg_config) 1115 if (strcmp(gc->lg_name, "type") == 0) 1116 break; 1117 if (gc != NULL && strcmp(gc->lg_val, 1118 bootpart_type(scheme)) == 0) 1119 break; 1120 } 1121 1122 /* If there isn't one, and we need one, ask */ 1123 if ((strcmp(items[0].text, "freebsd") == 0 || 1124 strcmp(items[2].text, "/") == 0) && bootpart_size(scheme) > 0 && 1125 pp == NULL) { 1126 if (interactive) 1127 choice = dialog_yesno("Boot Partition", 1128 "This partition scheme requires a boot partition " 1129 "for the disk to be bootable. Would you like to " 1130 "make one now?", 0, 0); 1131 else 1132 choice = 0; 1133 1134 if (choice == 0) { /* yes */ 1135 r = gctl_get_handle(); 1136 gctl_ro_param(r, "class", -1, "PART"); 1137 gctl_ro_param(r, "arg0", -1, geom->lg_name); 1138 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 1139 gctl_ro_param(r, "verb", -1, "add"); 1140 gctl_ro_param(r, "type", -1, bootpart_type(scheme)); 1141 snprintf(sizestr, sizeof(sizestr), "%jd", 1142 bootpart_size(scheme) / sector); 1143 gctl_ro_param(r, "size", -1, sizestr); 1144 snprintf(startstr, sizeof(startstr), "%jd", firstfree); 1145 gctl_ro_param(r, "start", -1, startstr); 1146 gctl_rw_param(r, "output", sizeof(output), output); 1147 errstr = gctl_issue(r); 1148 if (errstr != NULL && errstr[0] != '\0') 1149 gpart_show_error("Error", NULL, errstr); 1150 gctl_free(r); 1151 1152 get_part_metadata(strtok(output, " "), 1)->bootcode = 1; 1153 1154 /* Now adjust the part we are really adding forward */ 1155 firstfree += bootpart_size(scheme) / sector; 1156 size -= (bootpart_size(scheme) + stripe)/sector; 1157 if (stripe > 0 && (firstfree*sector % stripe) != 0) 1158 firstfree += (stripe - ((firstfree*sector) % 1159 stripe)) / sector; 1160 } 1161 } 1162 1163 r = gctl_get_handle(); 1164 gctl_ro_param(r, "class", -1, "PART"); 1165 gctl_ro_param(r, "arg0", -1, geom->lg_name); 1166 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 1167 gctl_ro_param(r, "verb", -1, "add"); 1168 1169 gctl_ro_param(r, "type", -1, items[0].text); 1170 snprintf(sizestr, sizeof(sizestr), "%jd", size); 1171 gctl_ro_param(r, "size", -1, sizestr); 1172 snprintf(startstr, sizeof(startstr), "%jd", firstfree); 1173 gctl_ro_param(r, "start", -1, startstr); 1174 if (items[3].text[0] != '\0') 1175 gctl_ro_param(r, "label", -1, items[3].text); 1176 gctl_rw_param(r, "output", sizeof(output), output); 1177 errstr = gctl_issue(r); 1178 if (errstr != NULL && errstr[0] != '\0') { 1179 gpart_show_error("Error", NULL, errstr); 1180 gctl_free(r); 1181 goto addpartform; 1182 } 1183 newpartname = strtok(output, " "); 1184 gctl_free(r); 1185 1186 /* 1187 * Try to destroy any geom that gpart picked up already here from 1188 * dirty blocks. 1189 */ 1190 r = gctl_get_handle(); 1191 gctl_ro_param(r, "class", -1, "PART"); 1192 gctl_ro_param(r, "arg0", -1, newpartname); 1193 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 1194 junk = 1; 1195 gctl_ro_param(r, "force", sizeof(junk), &junk); 1196 gctl_ro_param(r, "verb", -1, "destroy"); 1197 gctl_issue(r); /* Error usually expected and non-fatal */ 1198 gctl_free(r); 1199 1200 if (strcmp(items[0].text, bootpart_type(scheme)) == 0) 1201 get_part_metadata(newpartname, 1)->bootcode = 1; 1202 else if (strcmp(items[0].text, "freebsd") == 0) 1203 gpart_partition(newpartname, "BSD"); 1204 else 1205 set_default_part_metadata(newpartname, scheme, 1206 items[0].text, items[2].text, newfs); 1207 1208 for (i = 0; i < nitems(items); i++) 1209 if (items[i].text_free) 1210 free(items[i].text); 1211 1212 if (partname != NULL) 1213 *partname = strdup(newpartname); 1214 } 1215 1216 void 1217 gpart_delete(struct gprovider *pp) 1218 { 1219 struct gconfig *gc; 1220 struct ggeom *geom; 1221 struct gconsumer *cp; 1222 struct gctl_req *r; 1223 const char *errstr; 1224 intmax_t idx; 1225 int is_partition; 1226 1227 /* Is it a partition? */ 1228 is_partition = (strcmp(pp->lg_geom->lg_class->lg_name, "PART") == 0); 1229 1230 /* Find out if this is the root of a gpart geom */ 1231 geom = NULL; 1232 LIST_FOREACH(cp, &pp->lg_consumers, lg_consumers) 1233 if (strcmp(cp->lg_geom->lg_class->lg_name, "PART") == 0) { 1234 geom = cp->lg_geom; 1235 break; 1236 } 1237 1238 /* If so, destroy all children */ 1239 if (geom != NULL) { 1240 gpart_destroy(geom); 1241 1242 /* If this is a partition, revert it, so it can be deleted */ 1243 if (is_partition) { 1244 r = gctl_get_handle(); 1245 gctl_ro_param(r, "class", -1, "PART"); 1246 gctl_ro_param(r, "arg0", -1, geom->lg_name); 1247 gctl_ro_param(r, "verb", -1, "undo"); 1248 gctl_issue(r); /* Ignore non-fatal errors */ 1249 gctl_free(r); 1250 } 1251 } 1252 1253 /* 1254 * If this is not a partition, see if that is a problem, complain if 1255 * necessary, and return always, since we need not do anything further, 1256 * error or no. 1257 */ 1258 if (!is_partition) { 1259 if (geom == NULL) 1260 dialog_msgbox("Error", 1261 "Only partitions can be deleted.", 0, 0, TRUE); 1262 return; 1263 } 1264 1265 r = gctl_get_handle(); 1266 gctl_ro_param(r, "class", -1, pp->lg_geom->lg_class->lg_name); 1267 gctl_ro_param(r, "arg0", -1, pp->lg_geom->lg_name); 1268 gctl_ro_param(r, "flags", -1, GPART_FLAGS); 1269 gctl_ro_param(r, "verb", -1, "delete"); 1270 1271 LIST_FOREACH(gc, &pp->lg_config, lg_config) { 1272 if (strcmp(gc->lg_name, "index") == 0) { 1273 idx = atoi(gc->lg_val); 1274 gctl_ro_param(r, "index", sizeof(idx), &idx); 1275 break; 1276 } 1277 } 1278 1279 errstr = gctl_issue(r); 1280 if (errstr != NULL && errstr[0] != '\0') { 1281 gpart_show_error("Error", NULL, errstr); 1282 gctl_free(r); 1283 return; 1284 } 1285 1286 gctl_free(r); 1287 1288 delete_part_metadata(pp->lg_name); 1289 } 1290 1291 void 1292 gpart_revert_all(struct gmesh *mesh) 1293 { 1294 struct gclass *classp; 1295 struct gconfig *gc; 1296 struct ggeom *gp; 1297 struct gctl_req *r; 1298 const char *modified; 1299 1300 LIST_FOREACH(classp, &mesh->lg_class, lg_class) { 1301 if (strcmp(classp->lg_name, "PART") == 0) 1302 break; 1303 } 1304 1305 if (strcmp(classp->lg_name, "PART") != 0) { 1306 dialog_msgbox("Error", "gpart not found!", 0, 0, TRUE); 1307 return; 1308 } 1309 1310 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) { 1311 modified = "true"; /* XXX: If we don't know (kernel too old), 1312 * assume there are modifications. */ 1313 LIST_FOREACH(gc, &gp->lg_config, lg_config) { 1314 if (strcmp(gc->lg_name, "modified") == 0) { 1315 modified = gc->lg_val; 1316 break; 1317 } 1318 } 1319 1320 if (strcmp(modified, "false") == 0) 1321 continue; 1322 1323 r = gctl_get_handle(); 1324 gctl_ro_param(r, "class", -1, "PART"); 1325 gctl_ro_param(r, "arg0", -1, gp->lg_name); 1326 gctl_ro_param(r, "verb", -1, "undo"); 1327 1328 gctl_issue(r); 1329 gctl_free(r); 1330 } 1331 } 1332 1333 void 1334 gpart_commit(struct gmesh *mesh) 1335 { 1336 struct partition_metadata *md; 1337 struct gclass *classp; 1338 struct ggeom *gp; 1339 struct gconfig *gc; 1340 struct gconsumer *cp; 1341 struct gprovider *pp; 1342 struct gctl_req *r; 1343 const char *errstr; 1344 const char *modified; 1345 const char *rootfs; 1346 1347 LIST_FOREACH(classp, &mesh->lg_class, lg_class) { 1348 if (strcmp(classp->lg_name, "PART") == 0) 1349 break; 1350 } 1351 1352 /* Figure out what filesystem / uses */ 1353 rootfs = "ufs"; /* Assume ufs if nothing else present */ 1354 TAILQ_FOREACH(md, &part_metadata, metadata) { 1355 if (md->fstab != NULL && strcmp(md->fstab->fs_file, "/") == 0) { 1356 rootfs = md->fstab->fs_vfstype; 1357 break; 1358 } 1359 } 1360 1361 if (strcmp(classp->lg_name, "PART") != 0) { 1362 dialog_msgbox("Error", "gpart not found!", 0, 0, TRUE); 1363 return; 1364 } 1365 1366 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) { 1367 modified = "true"; /* XXX: If we don't know (kernel too old), 1368 * assume there are modifications. */ 1369 LIST_FOREACH(gc, &gp->lg_config, lg_config) { 1370 if (strcmp(gc->lg_name, "modified") == 0) { 1371 modified = gc->lg_val; 1372 break; 1373 } 1374 } 1375 1376 if (strcmp(modified, "false") == 0) 1377 continue; 1378 1379 /* Add bootcode if necessary, before the commit */ 1380 md = get_part_metadata(gp->lg_name, 0); 1381 if (md != NULL && md->bootcode) 1382 gpart_bootcode(gp); 1383 1384 /* Now install partcode on its partitions, if necessary */ 1385 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) { 1386 md = get_part_metadata(pp->lg_name, 0); 1387 if (md == NULL || !md->bootcode) 1388 continue; 1389 1390 /* Mark this partition active if that's required */ 1391 gpart_activate(pp); 1392 1393 /* Check if the partition has sub-partitions */ 1394 LIST_FOREACH(cp, &pp->lg_consumers, lg_consumers) 1395 if (strcmp(cp->lg_geom->lg_class->lg_name, 1396 "PART") == 0) 1397 break; 1398 1399 if (cp == NULL) /* No sub-partitions */ 1400 gpart_partcode(pp, rootfs); 1401 } 1402 1403 r = gctl_get_handle(); 1404 gctl_ro_param(r, "class", -1, "PART"); 1405 gctl_ro_param(r, "arg0", -1, gp->lg_name); 1406 gctl_ro_param(r, "verb", -1, "commit"); 1407 1408 errstr = gctl_issue(r); 1409 if (errstr != NULL && errstr[0] != '\0') 1410 gpart_show_error("Error", NULL, errstr); 1411 gctl_free(r); 1412 } 1413 } 1414 1415