1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 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 33 #include <errno.h> 34 #include <inttypes.h> 35 #include <libutil.h> 36 #include <stdio.h> 37 #include <stdlib.h> 38 #include <string.h> 39 40 #include <libgeom.h> 41 #include <bsddialog.h> 42 43 #include "partedit.h" 44 45 #define MIN_FREE_SPACE (1024*1024*1024) /* 1 GB */ 46 #define SWAP_SIZE(available) MIN(available/20, 4*1024*1024*1024LL) 47 48 static char *wizard_partition(struct gmesh *mesh, const char *disk); 49 50 int 51 part_wizard(const char *fsreq) 52 { 53 char *disk, *schemeroot; 54 const char *fstype; 55 struct gmesh mesh; 56 int error; 57 struct bsddialog_conf conf; 58 59 bsddialog_initconf(&conf); 60 61 if (fsreq != NULL) 62 fstype = fsreq; 63 else 64 fstype = "ufs"; 65 66 startwizard: 67 error = geom_gettree(&mesh); 68 69 bsddialog_backtitle(&conf, "FreeBSD Installer"); 70 error = geom_gettree(&mesh); 71 disk = boot_disk_select(&mesh); 72 if (disk == NULL) 73 return (1); 74 75 bsddialog_clearterminal(); 76 bsddialog_backtitle(&conf, "FreeBSD Installer"); 77 schemeroot = wizard_partition(&mesh, disk); 78 free(disk); 79 if (schemeroot == NULL) 80 return (1); 81 82 geom_deletetree(&mesh); 83 bsddialog_clearterminal(); 84 bsddialog_backtitle(&conf, "FreeBSD Installer"); 85 error = geom_gettree(&mesh); 86 87 error = wizard_makeparts(&mesh, schemeroot, fstype, 1); 88 if (error) 89 goto startwizard; 90 free(schemeroot); 91 92 geom_deletetree(&mesh); 93 94 return (0); 95 } 96 97 char * 98 boot_disk_select(struct gmesh *mesh) 99 { 100 struct gclass *classp; 101 struct gconfig *gc; 102 struct ggeom *gp; 103 struct gprovider *pp; 104 struct bsddialog_menuitem *disks = NULL; 105 const char *type, *desc; 106 char diskdesc[512]; 107 char *chosen; 108 int i, button, fd, selected, n = 0; 109 struct bsddialog_conf conf; 110 111 bsddialog_initconf(&conf); 112 113 LIST_FOREACH(classp, &mesh->lg_class, lg_class) { 114 if (strcmp(classp->lg_name, "DISK") != 0 && 115 strcmp(classp->lg_name, "RAID") != 0 && 116 strcmp(classp->lg_name, "MD") != 0) 117 continue; 118 119 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) { 120 if (LIST_EMPTY(&gp->lg_provider)) 121 continue; 122 123 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) { 124 desc = type = NULL; 125 LIST_FOREACH(gc, &pp->lg_config, lg_config) { 126 if (strcmp(gc->lg_name, "type") == 0) 127 type = gc->lg_val; 128 if (strcmp(gc->lg_name, "descr") == 0) 129 desc = gc->lg_val; 130 } 131 132 /* Skip swap-backed md and WORM devices */ 133 if (strcmp(classp->lg_name, "MD") == 0 && 134 type != NULL && strcmp(type, "swap") == 0) 135 continue; 136 if (strncmp(pp->lg_name, "cd", 2) == 0) 137 continue; 138 /* 139 * Check if the disk is available to be opened for 140 * write operations, it helps prevent the USB 141 * stick used to boot from being listed as an option 142 */ 143 fd = g_open(pp->lg_name, 1); 144 if (fd == -1) { 145 continue; 146 } 147 g_close(fd); 148 149 disks = realloc(disks, (++n)*sizeof(disks[0])); 150 disks[n-1].name = pp->lg_name; 151 humanize_number(diskdesc, 7, pp->lg_mediasize, 152 "B", HN_AUTOSCALE, HN_DECIMAL); 153 if (strncmp(pp->lg_name, "ad", 2) == 0) 154 strcat(diskdesc, " ATA Hard Disk"); 155 else if (strncmp(pp->lg_name, "md", 2) == 0) 156 strcat(diskdesc, " Memory Disk"); 157 else 158 strcat(diskdesc, " Disk"); 159 160 if (desc != NULL) 161 snprintf(diskdesc, sizeof(diskdesc), 162 "%s <%s>", diskdesc, desc); 163 164 disks[n-1].prefix = ""; 165 disks[n-1].on = false; 166 disks[n-1].depth = 0; 167 disks[n-1].desc = strdup(diskdesc); 168 disks[n-1].bottomdesc = ""; 169 } 170 } 171 } 172 173 if (n > 1) { 174 conf.title = "Partitioning"; 175 button = bsddialog_menu(&conf, 176 "Select the disk on which to install " OSNAME ".", 0, 0, 0, 177 n, disks, &selected); 178 179 chosen = (button == BSDDIALOG_OK) ? 180 strdup(disks[selected].name) : NULL; 181 } else if (n == 1) { 182 chosen = strdup(disks[0].name); 183 } else { 184 chosen = NULL; 185 } 186 187 for (i = 0; i < n; i++) 188 free((char*)disks[i].desc); 189 190 return (chosen); 191 } 192 193 static struct gprovider * 194 provider_for_name(struct gmesh *mesh, const char *name) 195 { 196 struct gclass *classp; 197 struct gprovider *pp = NULL; 198 struct ggeom *gp; 199 200 LIST_FOREACH(classp, &mesh->lg_class, lg_class) { 201 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) { 202 if (LIST_EMPTY(&gp->lg_provider)) 203 continue; 204 205 LIST_FOREACH(pp, &gp->lg_provider, lg_provider) 206 if (strcmp(pp->lg_name, name) == 0) 207 break; 208 209 if (pp != NULL) break; 210 } 211 212 if (pp != NULL) break; 213 } 214 215 return (pp); 216 } 217 218 static char * 219 wizard_partition(struct gmesh *mesh, const char *disk) 220 { 221 struct gclass *classp; 222 struct ggeom *gpart = NULL; 223 struct gconfig *gc; 224 char *retval = NULL; 225 const char *scheme = NULL; 226 char message[512]; 227 int choice; 228 struct bsddialog_conf conf; 229 230 bsddialog_initconf(&conf); 231 232 LIST_FOREACH(classp, &mesh->lg_class, lg_class) 233 if (strcmp(classp->lg_name, "PART") == 0) 234 break; 235 236 if (classp != NULL) { 237 LIST_FOREACH(gpart, &classp->lg_geom, lg_geom) 238 if (strcmp(gpart->lg_name, disk) == 0) 239 break; 240 } 241 242 if (gpart != NULL) { 243 LIST_FOREACH(gc, &gpart->lg_config, lg_config) { 244 if (strcmp(gc->lg_name, "scheme") == 0) { 245 scheme = gc->lg_val; 246 break; 247 } 248 } 249 } 250 251 /* Treat uncommitted scheme deletions as no scheme */ 252 if (scheme != NULL && strcmp(scheme, "(none)") == 0) 253 scheme = NULL; 254 255 query: 256 conf.button.ok_label = "Entire Disk"; 257 conf.button.cancel_label = "Partition"; 258 if (gpart != NULL) 259 conf.button.default_cancel = true; 260 261 snprintf(message, sizeof(message), "Would you like to use this entire " 262 "disk (%s) for " OSNAME " or partition it to share it with other " 263 "operating systems? Using the entire disk will erase any data " 264 "currently stored there.", disk); 265 conf.title = "Partition"; 266 choice = bsddialog_yesno(&conf, message, 9, 45); 267 268 conf.button.ok_label = NULL; 269 conf.button.cancel_label = NULL; 270 conf.button.default_cancel = false; 271 272 if (choice == BSDDIALOG_NO && scheme != NULL && !is_scheme_bootable(scheme)) { 273 char warning[512]; 274 int subchoice; 275 276 sprintf(warning, "The existing partition scheme on this " 277 "disk (%s) is not bootable on this platform. To install " 278 OSNAME ", it must be repartitioned. This will destroy all " 279 "data on the disk. Are you sure you want to proceed?", 280 scheme); 281 conf.title = "Non-bootable Disk"; 282 subchoice = bsddialog_yesno(&conf, warning, 0, 0); 283 if (subchoice != BSDDIALOG_YES) 284 goto query; 285 286 gpart_destroy(gpart); 287 scheme = choose_part_type(default_scheme()); 288 if (scheme == NULL) 289 return NULL; 290 gpart_partition(disk, scheme); 291 } 292 293 if (scheme == NULL || choice == 0) { 294 if (gpart != NULL && scheme != NULL) { 295 /* Erase partitioned disk */ 296 conf.title = "Confirmation"; 297 choice = bsddialog_yesno(&conf, "This will erase " 298 "the disk. Are you sure you want to proceed?", 0, 0); 299 if (choice != BSDDIALOG_YES) 300 goto query; 301 302 gpart_destroy(gpart); 303 } 304 305 scheme = choose_part_type(default_scheme()); 306 if (scheme == NULL) 307 return NULL; 308 gpart_partition(disk, scheme); 309 } 310 311 if (strcmp(scheme, "MBR") == 0) { 312 struct gmesh submesh; 313 geom_gettree(&submesh); 314 gpart_create(provider_for_name(&submesh, disk), 315 "freebsd", NULL, NULL, &retval, 316 choice /* Non-interactive for "Entire Disk" */); 317 geom_deletetree(&submesh); 318 } else { 319 retval = strdup(disk); 320 } 321 322 return (retval); 323 } 324 325 int 326 wizard_makeparts(struct gmesh *mesh, const char *disk, const char *fstype, 327 int interactive) 328 { 329 struct gclass *classp; 330 struct ggeom *gp; 331 struct gprovider *pp; 332 char *fsnames[] = {"freebsd-ufs", "freebsd-zfs"}; 333 char *fsname; 334 struct gmesh submesh; 335 char swapsizestr[10], rootsizestr[10]; 336 intmax_t swapsize, available; 337 int retval; 338 struct bsddialog_conf conf; 339 340 if (strcmp(fstype, "zfs") == 0) { 341 fsname = fsnames[1]; 342 } else { 343 /* default to UFS */ 344 fsname = fsnames[0]; 345 } 346 347 LIST_FOREACH(classp, &mesh->lg_class, lg_class) 348 if (strcmp(classp->lg_name, "PART") == 0) 349 break; 350 351 LIST_FOREACH(gp, &classp->lg_geom, lg_geom) 352 if (strcmp(gp->lg_name, disk) == 0) 353 break; 354 355 pp = provider_for_name(mesh, disk); 356 357 available = gpart_max_free(gp, NULL)*pp->lg_sectorsize; 358 if (interactive && available < MIN_FREE_SPACE) { 359 char availablestr[10], neededstr[10], message[512]; 360 humanize_number(availablestr, 7, available, "B", HN_AUTOSCALE, 361 HN_DECIMAL); 362 humanize_number(neededstr, 7, MIN_FREE_SPACE, "B", HN_AUTOSCALE, 363 HN_DECIMAL); 364 sprintf(message, "There is not enough free space on %s to " 365 "install " OSNAME " (%s free, %s required). Would you like " 366 "to choose another disk or to open the partition editor?", 367 disk, availablestr, neededstr); 368 369 bsddialog_initconf(&conf); 370 conf.button.ok_label = "Another Disk"; 371 conf.button.cancel_label = "Editor"; 372 conf.title = "Warning"; 373 retval = bsddialog_yesno(&conf, message, 0, 0); 374 375 return (!retval); /* Editor -> return 0 */ 376 } 377 378 swapsize = SWAP_SIZE(available); 379 humanize_number(swapsizestr, 7, swapsize, "B", HN_AUTOSCALE, 380 HN_NOSPACE | HN_DECIMAL); 381 humanize_number(rootsizestr, 7, available - swapsize - 1024*1024, 382 "B", HN_AUTOSCALE, HN_NOSPACE | HN_DECIMAL); 383 384 geom_gettree(&submesh); 385 pp = provider_for_name(&submesh, disk); 386 gpart_create(pp, fsname, rootsizestr, "/", NULL, 0); 387 geom_deletetree(&submesh); 388 389 geom_gettree(&submesh); 390 pp = provider_for_name(&submesh, disk); 391 gpart_create(pp, "freebsd-swap", swapsizestr, NULL, NULL, 0); 392 geom_deletetree(&submesh); 393 394 return (0); 395 } 396