usr.sbin/installer/dfuibe_installer/fn_install.c

   1 /*
   2  * Copyright (c)2004 The DragonFly Project.  All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions
   6  * are met:
   7  *
   8  *   Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  *
  11  *   Redistributions in binary form must reproduce the above copyright
  12  *   notice, this list of conditions and the following disclaimer in
  13  *   the documentation and/or other materials provided with the
  14  *   distribution.
  15  *
  16  *   Neither the name of the DragonFly Project nor the names of its
  17  *   contributors may be used to endorse or promote products derived
  18  *   from this software without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
  21  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
  22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
  23  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
  24  * COPYRIGHT HOLDERS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  25  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
  26  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
  27  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
  29  * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  30  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  31  * OF THE POSSIBILITY OF SUCH DAMAGE.
  32  */
  33
  34 /*
  35  * fn_install.c
  36  * Installer Function : Install OS Files.
  37  * $Id: fn_install.c,v 1.74 2006/04/18 19:43:48 joerg Exp $
  38  */
  39
  40 #include <libgen.h>
  41 #include <string.h>
  42
  43 #define SOURCES_CONF_FILE "/usr/local/share/dfuibe_installer/sources.conf"
  44
  45 #ifdef ENABLE_NLS
  46 #include <libintl.h>
  47 #define _(String) gettext (String)
  48 #else
  49 #define _(String) (String)
  50 #endif
  51
  52 #include "libaura/mem.h"
  53 #include "libaura/buffer.h"
  54 #include "libaura/fspred.h"
  55
  56 #include "libdfui/dfui.h"
  57 #include "libdfui/system.h"
  58
  59 #include "libinstaller/commands.h"
  60 #include "libinstaller/confed.h"
  61 #include "libinstaller/diskutil.h"
  62 #include "libinstaller/functions.h"
  63 #include "libinstaller/uiutil.h"
  64
  65 #include "flow.h"
  66 #include "pathnames.h"
  67 #include "fn.h"
  68
  69 static const char *pfs_mountpt[8] = {"/var", "/tmp", "/usr", "/home",
  70         "/usr/obj", "/var/crash", "/var/tmp", NULL};
  71
  72 static const int pfs_nohistory[8] = {0, 1, 0, 0, 1, 1, 1};
  73
  74 static void
  75 handle_pfs(struct i_fn_args *a, struct commands *cmds)
  76 {
  77         int j;
  78
  79         /*
  80          * Create PFS root directory.
  81          */
  82         command_add(cmds, "%s%s -p %smnt/pfs",
  83             a->os_root, cmd_name(a, "MKDIR"),
  84             a->os_root);
  85
  86         for (j = 0; pfs_mountpt[j] != NULL; j++) {
  87                 /*
  88                  * We have a PFS for a subdirectory, e.g. /var/crash, so we
  89                  * need to create /pfs/var.crash
  90                  */
  91                 if (rindex(pfs_mountpt[j]+1, '/') != NULL) {
  92                         command_add(cmds, "%s%s pfs-master %smnt/pfs%s.%s",
  93                             a->os_root, cmd_name(a, "HAMMER"),
  94                             a->os_root, dirname(pfs_mountpt[j]),
  95                             basename(pfs_mountpt[j]));
  96                         command_add(cmds, "%s%s -p %smnt%s",
  97                             a->os_root, cmd_name(a, "MKDIR"),
  98                             a->os_root, pfs_mountpt[j]);
  99                         command_add(cmds, "%s%s %smnt/pfs%s.%s %smnt%s",
 100                             a->os_root, cmd_name(a, "MOUNT_NULL"),
 101                             a->os_root, dirname(pfs_mountpt[j]),
 102                             basename(pfs_mountpt[j]),
 103                             a->os_root, pfs_mountpt[j]);
 104                 } else {
 105                         command_add(cmds, "%s%s pfs-master %smnt/pfs%s",
 106                             a->os_root, cmd_name(a, "HAMMER"),
 107                             a->os_root, pfs_mountpt[j]);
 108                         command_add(cmds, "%s%s -p %smnt%s",
 109                             a->os_root, cmd_name(a, "MKDIR"),
 110                             a->os_root, pfs_mountpt[j]);
 111                         command_add(cmds, "%s%s %smnt/pfs%s %smnt%s",
 112                             a->os_root, cmd_name(a, "MOUNT_NULL"),
 113                             a->os_root, pfs_mountpt[j],
 114                             a->os_root, pfs_mountpt[j]);
 115                 }
 116         }
 117 }
 118
 119 /*
 120  * fn_install_os: actually put DragonFly on a disk.
 121  */
 122 void
 123 fn_install_os(struct i_fn_args *a)
 124 {
 125         struct subpartition *sp;
 126         struct commands *cmds;
 127         struct command *cmd;
 128         int i, seen_it, prefix, j;
 129         FILE *sources_conf;
 130         char line[256];
 131         char cp_src[64][256];
 132         char file_path[256];
 133         int lines = 0;
 134
 135         /*
 136          * If SOURCES_CONF_FILE exists, lets read in and
 137          * populate our copy sources.   If it does not exist
 138          * simply set the list by hand.
 139          */
 140         if (!is_file("%s%s", a->os_root, SOURCES_CONF_FILE)) {
 141                 i_log(a, "Using internal copy sources table.");
 142                 strcpy(cp_src[0],"/COPYRIGHT");
 143                 strcpy(cp_src[1],"/bin");
 144                 strcpy(cp_src[2],"/boot");
 145                 strcpy(cp_src[3],"/cdrom");
 146                 strcpy(cp_src[4],"/dev");
 147                 strcpy(cp_src[5],"/etc");
 148                 strcpy(cp_src[6],"/root");
 149                 strcpy(cp_src[7],"/sbin");
 150                 strcpy(cp_src[8],"/sys");
 151                 strcpy(cp_src[9],"/tmp");
 152                 strcpy(cp_src[10],"/usr/Makefile");
 153                 strcpy(cp_src[11],"/usr/bin");
 154                 strcpy(cp_src[12],"/usr/games");
 155                 strcpy(cp_src[13],"/usr/include");
 156                 strcpy(cp_src[14],"/usr/lib");
 157                 strcpy(cp_src[15],"/usr/libdata");
 158                 strcpy(cp_src[16],"/usr/libexec");
 159                 strcpy(cp_src[17],"/usr/local");
 160                 strcpy(cp_src[18],"/usr/obj");
 161                 strcpy(cp_src[19],"/usr/pkg");
 162                 strcpy(cp_src[20],"/usr/sbin");
 163                 strcpy(cp_src[21],"/usr/share");
 164                 strcpy(cp_src[22],"/usr/src");
 165                 strcpy(cp_src[23],"/var");
 166                 strcpy(cp_src[24],"");
 167         } else {
 168                 snprintf(file_path, 256, "%s%s", a->os_root, SOURCES_CONF_FILE);
 169                 sources_conf = fopen(file_path, "r");
 170                 i_log(a, "Reading %s%s", a->os_root, SOURCES_CONF_FILE);
 171                 while(fgets(line, 256, sources_conf) != NULL && lines < 63) {
 172                         if(strlen(line)>0)
 173                                 line[strlen(line)-1] = '\0';
 174                         strlcpy(cp_src[lines], line, 256);
 175                         i_log(a,"Adding %s to copy source table.", cp_src[lines]);
 176                         lines++;
 177                 }
 178                 i_log(a,"Added %i total items to copy source table.", lines);
 179                 strcpy(cp_src[lines], "");
 180                 fclose(sources_conf);
 181         }
 182
 183         cmds = commands_new();
 184
 185         /*
 186          * If swap isn't mounted yet, mount it.
 187          */
 188         if (measure_activated_swap(a) == 0) {
 189                 for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 190                     sp != NULL; sp = subpartition_next(sp)) {
 191                         if (!subpartition_is_swap(sp))
 192                                 continue;
 193                         command_add(cmds, "%s%s %sdev/%s",
 194                             a->os_root,
 195                             cmd_name(a, "SWAPON"),
 196                             a->os_root,
 197                             subpartition_get_device_name(sp));
 198                 }
 199         }
 200
 201         /*
 202          * Unmount anything already mounted on /mnt.
 203          */
 204         unmount_all_under(a, cmds, "%smnt", a->os_root);
 205
 206         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 207              sp != NULL; sp = subpartition_next(sp)) {
 208                 if (strcmp(subpartition_get_mountpoint(sp), "/") == 0) {
 209                         if (use_hammer == 1) {
 210                                 command_add(cmds, "%s%s %sdev/%s %smnt%s",
 211                                     a->os_root, cmd_name(a, "MOUNT_HAMMER"),
 212                                     a->os_root,
 213                                     subpartition_get_device_name(sp),
 214                                     a->os_root,
 215                                     subpartition_get_mountpoint(sp));
 216                         } else {
 217                                 command_add(cmds, "%s%s %sdev/%s %smnt%s",
 218                                     a->os_root, cmd_name(a, "MOUNT"),
 219                                     a->os_root,
 220                                     subpartition_get_device_name(sp),
 221                                     a->os_root,
 222                                     subpartition_get_mountpoint(sp));
 223                         }
 224                 }
 225         }
 226
 227         /*
 228          * Create mount points and mount subpartitions on them.
 229          */
 230         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 231              sp != NULL; sp = subpartition_next(sp)) {
 232                 if (subpartition_is_swap(sp)) {
 233 #ifdef AUTOMATICALLY_ENABLE_CRASH_DUMPS
 234                         /*
 235                          * Set this subpartition as the dump device.
 236                          */
 237                         if (subpartition_get_capacity(sp) < storage_get_memsize(a->s))
 238                                 continue;
 239
 240                         command_add(cmds, "%s%s -v %sdev/%s",
 241                             a->os_root, cmd_name(a, "DUMPON"),
 242                             a->os_root,
 243                             subpartition_get_device_name(sp));
 244
 245                         asprintf(&string, "/dev/%s",
 246                             subpartition_get_device_name(sp));
 247                         config_var_set(rc_conf, "dumpdev", string);
 248                         free(string);
 249                         config_var_set(rc_conf, "dumpdir", "/var/crash");
 250 #endif
 251                         continue;
 252                 }
 253
 254                 if (use_hammer == 0) {
 255                         /* / is already mounted */
 256                         if (strcmp(subpartition_get_mountpoint(sp), "/") != 0) {
 257                                 command_add(cmds, "%s%s -p %smnt%s",
 258                                     a->os_root, cmd_name(a, "MKDIR"),
 259                                     a->os_root,
 260                                     subpartition_get_mountpoint(sp));
 261                                 /* Don't mount it if it's MFS-backed. */
 262                                 if (subpartition_is_mfsbacked(sp))
 263                                         continue;
 264                                 command_add(cmds, "%s%s %sdev/%s %smnt%s",
 265                                     a->os_root, cmd_name(a, "MOUNT"),
 266                                     a->os_root,
 267                                     subpartition_get_device_name(sp),
 268                                     a->os_root,
 269                                     subpartition_get_mountpoint(sp));
 270                         }
 271                 } else if (strcmp(subpartition_get_mountpoint(sp), "/boot") == 0) {
 272                         command_add(cmds, "%s%s -p %smnt%s",
 273                             a->os_root, cmd_name(a, "MKDIR"),
 274                             a->os_root,
 275                             subpartition_get_mountpoint(sp));
 276                         command_add(cmds, "%s%s %sdev/%s %smnt%s",
 277                             a->os_root, cmd_name(a, "MOUNT"),
 278                             a->os_root,
 279                             subpartition_get_device_name(sp),
 280                             a->os_root,
 281                             subpartition_get_mountpoint(sp));
 282                 }
 283         }
 284
 285         /*
 286          * Take care of HAMMER PFS.
 287          */
 288         if (use_hammer == 1)
 289                 handle_pfs(a, cmds);
 290
 291         /*
 292          * Actually copy files now.
 293          */
 294
 295         for (i = 0; cp_src[i] != NULL && cp_src[i][0] != '\0'; i++) {
 296                 char *src, *dest, *dn, *tmp_dest;
 297
 298                 dest = cp_src[i];
 299
 300                 /*
 301                  * If dest would be on an MFS-backed
 302                  * mountpoint, don't bother copying it.
 303                  */
 304                 sp = subpartition_of(storage_get_selected_slice(a->s),
 305                                      "%s%s", a->os_root, &dest[1]);
 306                 if (sp != NULL && subpartition_is_mfsbacked(sp)) {
 307                         continue;
 308                 }
 309
 310                 /*
 311                  * Create intermediate directories, if needed.
 312                  */
 313                 tmp_dest = aura_strdup(dest);
 314                 dn = dirname(tmp_dest);
 315                 if (is_dir("%s%s", a->os_root, &dn[1]) &&
 316                     !is_dir("%smnt%s", a->os_root, dn)) {
 317                         command_add(cmds, "%s%s -p %smnt%s",
 318                             a->os_root, cmd_name(a, "MKDIR"),
 319                             a->os_root, dn);
 320                 }
 321                 aura_free(tmp_dest, "directory name");
 322
 323                 /*
 324                  * If a directory by the same name but with the suffix
 325                  * ".hdd" exists on the installation media, cpdup that
 326                  * instead.  This is particularly useful with /etc, which
 327                  * may have significantly different behaviour on the
 328                  * live CD compared to a standard HDD boot.
 329                  */
 330                 if (is_dir("%s%s.hdd", a->os_root, &dest[1]))
 331                         asprintf(&src, "%s.hdd", &dest[1]);
 332                 else
 333                         asprintf(&src, "%s", &dest[1]);
 334
 335                 if (is_dir("%s%s", a->os_root, src) || is_file("%s%s", a->os_root, src)) {
 336                         /*
 337                          * Cpdup the chosen file or directory onto the HDD.
 338                          * if it exists on the source.
 339                          */
 340                         cmd = command_add(cmds, "%s%s %s%s %smnt%s",
 341                             a->os_root, cmd_name(a, "CPDUP"),
 342                             a->os_root, src,
 343                             a->os_root, dest);
 344                         command_set_log_mode(cmd, COMMAND_LOG_QUIET);
 345                 }
 346         }
 347
 348         /*
 349          * Now, because cpdup does not cross mount points,
 350          * we must copy anything that the user might've made a
 351          * seperate mount point for (e.g. /usr/libdata/lint.)
 352          */
 353         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 354              sp != NULL; sp = subpartition_next(sp)) {
 355                 /*
 356                  * If the subpartition is a swap subpartition or an
 357                  * MFS-backed mountpoint, don't try to copy anything
 358                  * into it.
 359                  */
 360                 if (subpartition_is_swap(sp) || subpartition_is_mfsbacked(sp))
 361                         continue;
 362
 363                 /*
 364                  * If the mountpoint doesn't even exist on the installation
 365                  * medium, don't try to copy anything from it!  We assume
 366                  * it's an empty subpartition for the user's needs.
 367                  */
 368                 if (!is_dir("%s%s", a->os_root, &subpartition_get_mountpoint(sp)[1]))
 369                         continue;
 370
 371                 /*
 372                  * Don't bother copying the mountpoint IF:
 373                  * - we've already said to copy it, or something besides it
 374                  *   (it's a prefix of something in cp_src); or
 375                  * - we haven't said to copy it
 376                  *   (nothing in cp_src is a prefix of it.)
 377                  */
 378                 seen_it = 0;
 379                 prefix = 0;
 380                 for (i = 0; cp_src[i] != NULL && cp_src[i][0] != '\0'; i++) {
 381                         if (strncmp(subpartition_get_mountpoint(sp), cp_src[i],
 382                             strlen(subpartition_get_mountpoint(sp))) == 0) {
 383                                 seen_it = 1;
 384                                 break;
 385                         }
 386                         if (strncmp(cp_src[i], subpartition_get_mountpoint(sp),
 387                             strlen(cp_src[i])) == 0) {
 388                                 prefix = 1;
 389                         }
 390                 }
 391                 if (seen_it || !prefix)
 392                         continue;
 393
 394                 /*
 395                  * Otherwise, cpdup the subpartition.
 396                  *
 397                  * XXX check for .hdd-extended source dirs here, too,
 398                  * eventually - but for now, /etc.hdd will never be
 399                  * the kind of tricky sub-mount-within-a-mount-point
 400                  * that this part of the code is meant to handle.
 401                  */
 402                 cmd = command_add(cmds, "%s%s %s%s %smnt%s",
 403                     a->os_root, cmd_name(a, "CPDUP"),
 404                     a->os_root, &subpartition_get_mountpoint(sp)[1],
 405                     a->os_root, subpartition_get_mountpoint(sp));
 406                 command_set_log_mode(cmd, COMMAND_LOG_QUIET);
 407         }
 408
 409         /*
 410          * Create symlinks.
 411          */
 412
 413         /*
 414          * If the user has both /var and /tmp subpartitions,
 415          * symlink /var/tmp to /tmp.
 416          */
 417         if (subpartition_find(storage_get_selected_slice(a->s), "/tmp") != NULL &&
 418             subpartition_find(storage_get_selected_slice(a->s), "/var") != NULL) {
 419                 command_add(cmds, "%s%s 1777 %smnt/tmp",
 420                     a->os_root, cmd_name(a, "CHMOD"), a->os_root);
 421                 command_add(cmds, "%s%s -rf %smnt/var/tmp",
 422                     a->os_root, cmd_name(a, "RM"), a->os_root);
 423                 command_add(cmds, "%s%s -s /tmp %smnt/var/tmp",
 424                     a->os_root, cmd_name(a, "LN"), a->os_root);
 425         }
 426
 427         /*
 428          * If the user has /var, but no /tmp,
 429          * symlink /tmp to /var/tmp.
 430          */
 431         if (subpartition_find(storage_get_selected_slice(a->s), "/tmp") == NULL &&
 432             subpartition_find(storage_get_selected_slice(a->s), "/var") != NULL) {
 433                 command_add(cmds, "%s%s -rf %smnt/tmp",
 434                     a->os_root, cmd_name(a, "RM"), a->os_root);
 435                 command_add(cmds, "%s%s -s /var/tmp %smnt/tmp",
 436                     a->os_root, cmd_name(a, "LN"), a->os_root);
 437         }
 438
 439         /*
 440          * If the user has /usr, but no /home,
 441          * symlink /home to /usr/home.
 442          */
 443         if (subpartition_find(storage_get_selected_slice(a->s), "/home") == NULL &&
 444             subpartition_find(storage_get_selected_slice(a->s), "/usr") != NULL) {
 445                 command_add(cmds, "%s%s -rf %smnt/home",
 446                     a->os_root, cmd_name(a, "RM"), a->os_root);
 447                 command_add(cmds, "%s%s %smnt/usr/home",
 448                     a->os_root, cmd_name(a, "MKDIR"), a->os_root);
 449                 command_add(cmds, "%s%s -s /usr/home %smnt/home",
 450                     a->os_root, cmd_name(a, "LN"), a->os_root);
 451         }
 452
 453         /*
 454          * XXX check for other possible combinations too?
 455          */
 456
 457         /*
 458          * Clean up.  In case some file didn't make it, use rm -f
 459          */
 460         command_add(cmds, "%s%s -f %smnt/boot/loader.conf",
 461             a->os_root, cmd_name(a, "RM"), a->os_root);
 462         command_add(cmds, "%s%s -f %smnt/tmp/install.log",
 463             a->os_root, cmd_name(a, "RM"), a->os_root);
 464
 465         /*
 466          * Copy pristine versions over any files we might have installed.
 467          * This allows the resulting file tree to be customized.
 468          */
 469         for (i = 0; cp_src[i] != NULL && cp_src[i][0] != '\0'; i++) {
 470                 char *src, *dest, *dn, *tmp_dest;
 471
 472                 src = cp_src[i];
 473                 dest = cp_src[i];
 474
 475                 /*
 476                  * Get the directory that the desired thing to
 477                  * copy resides in.
 478                  */
 479                 tmp_dest = aura_strdup(dest);
 480                 dn = dirname(tmp_dest);
 481
 482                 /*
 483                  * If this dir doesn't exist in PRISTINE_DIR
 484                  * on the install media, just skip it.
 485                  */
 486                 if (!is_dir("%s%s%s", a->os_root, PRISTINE_DIR, dn)) {
 487                         aura_free(tmp_dest, _("directory name"));
 488                         continue;
 489                 }
 490
 491                 /*
 492                  * Create intermediate directories, if needed.
 493                  */
 494                 if (!is_dir("%smnt%s", a->os_root, dn)) {
 495                         command_add(cmds, "%s%s -p %smnt%s",
 496                             a->os_root, cmd_name(a, "MKDIR"),
 497                             a->os_root, dn);
 498                 }
 499                 aura_free(tmp_dest, "directory name");
 500
 501                 /*
 502                  * Cpdup the chosen file or directory onto the HDD.
 503                  */
 504                 cmd = command_add(cmds, "%s%s %s%s %smnt%s",
 505                     a->os_root, cmd_name(a, "CPDUP"),
 506                     a->os_root, src,
 507                     a->os_root, dest);
 508
 509                 cmd = command_add(cmds,
 510                     "%s%s %s%s%s %smnt%s",
 511                     a->os_root, cmd_name(a, "CPDUP"),
 512                     a->os_root, PRISTINE_DIR, src,
 513                     a->os_root, dest);
 514                 command_set_log_mode(cmd, COMMAND_LOG_QUIET);
 515         }
 516
 517         /*
 518          * Rebuild the user database, to get rid of any extra users
 519          * from the LiveCD that aren't supposed to be installed
 520          * (copying a pristine master.passwd isn't enough.)
 521          */
 522         command_add(cmds, "%s%s -p -d %smnt/etc %smnt/etc/master.passwd",
 523             a->os_root, cmd_name(a, "PWD_MKDB"), a->os_root, a->os_root);
 524
 525         /* Create missing directories. */
 526         command_add(cmds, "%s%s %smnt/proc",
 527             a->os_root, cmd_name(a, "MKDIR"), a->os_root);
 528         command_add(cmds, "%s%s %smnt/mnt",
 529             a->os_root, cmd_name(a, "MKDIR"), a->os_root);
 530
 531         /* Write new fstab. */
 532
 533         command_add(cmds, "%s%s '%s' >%smnt/etc/fstab",
 534             a->os_root, cmd_name(a, "ECHO"),
 535             "# Device\t\tMountpoint\tFStype\tOptions\t\tDump\tPass#",
 536             a->os_root);
 537
 538         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 539              sp != NULL; sp = subpartition_next(sp)) {
 540                 if (strcmp(subpartition_get_mountpoint(sp), "swap") == 0) {
 541                         command_add(cmds, "%s%s '/dev/%s\t\tnone\t\tswap\tsw\t\t0\t0' >>%smnt/etc/fstab",
 542                             a->os_root, cmd_name(a, "ECHO"),
 543                             subpartition_get_device_name(sp),
 544                             a->os_root);
 545                 } else if (use_hammer == 0) {
 546                         if (strcmp(subpartition_get_mountpoint(sp), "/") == 0) {
 547                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\tufs\trw\t\t1\t1' >>%smnt/etc/fstab",
 548                                     a->os_root, cmd_name(a, "ECHO"),
 549                                     subpartition_get_device_name(sp),
 550                                     subpartition_get_mountpoint(sp),
 551                                     a->os_root);
 552                         } else if (subpartition_is_mfsbacked(sp)) {
 553                                 command_add(cmds, "%s%s 'swap\t\t%s\t\t\tmfs\trw,-s%lu,-b%lu,-f%lu\t\t1\t1' >>%smnt/etc/fstab",
 554                                         a->os_root, cmd_name(a, "ECHO"),
 555                                         subpartition_get_mountpoint(sp),
 556                                         subpartition_get_capacity(sp) * 2048,
 557                                         subpartition_get_bsize(sp),
 558                                         subpartition_get_fsize(sp),
 559                                         a->os_root);
 560                         } else {
 561                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\tufs\trw\t\t2\t2' >>%smnt/etc/fstab",
 562                                     a->os_root, cmd_name(a, "ECHO"),
 563                                     subpartition_get_device_name(sp),
 564                                     subpartition_get_mountpoint(sp),
 565                                     a->os_root);
 566                         }
 567                 } else {
 568                         if (strcmp(subpartition_get_mountpoint(sp), "/") == 0) {
 569                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\thammer\trw\t\t1\t1' >>%smnt/etc/fstab",
 570                                     a->os_root, cmd_name(a, "ECHO"),
 571                                     subpartition_get_device_name(sp),
 572                                     subpartition_get_mountpoint(sp),
 573                                     a->os_root);
 574                                 command_add(cmds, "%s%s 'vfs.root.mountfrom=\"hammer:%s\"' >>%smnt/boot/loader.conf",
 575                                     a->os_root, cmd_name(a, "ECHO"),
 576                                     subpartition_get_device_name(sp),
 577                                     a->os_root);
 578                         } else if (strcmp(subpartition_get_mountpoint(sp), "/boot") == 0) {
 579                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\tufs\trw\t\t1\t1' >>%smnt/etc/fstab",
 580                                     a->os_root, cmd_name(a, "ECHO"),
 581                                     subpartition_get_device_name(sp),
 582                                     subpartition_get_mountpoint(sp),
 583                                     a->os_root);
 584                         }
 585                 }
 586         }
 587
 588         /*
 589          * Take care of HAMMER PFS null mounts.
 590          */
 591         if (use_hammer == 1) {
 592                 for (j = 0; pfs_mountpt[j] != NULL; j++) {
 593                         if (rindex(pfs_mountpt[j]+1, '/') != NULL)
 594                                 command_add(cmds, "%s%s '/pfs%s.%s\t%s\t\tnull\trw\t\t0\t0' >>%smnt/etc/fstab",
 595                                     a->os_root, cmd_name(a, "ECHO"),
 596                                     dirname(pfs_mountpt[j]),
 597                                     basename(pfs_mountpt[j]),
 598                                     pfs_mountpt[j],
 599                                     a->os_root);
 600                         else
 601                                 command_add(cmds, "%s%s '/pfs%s\t\t%s\t\tnull\trw\t\t0\t0' >>%smnt/etc/fstab",
 602                                     a->os_root, cmd_name(a, "ECHO"),
 603                                     pfs_mountpt[j],
 604                                     pfs_mountpt[j],
 605                                     a->os_root);
 606                 }
 607         }
 608
 609         command_add(cmds, "%s%s '%s' >>%smnt/etc/fstab",
 610             a->os_root, cmd_name(a, "ECHO"),
 611             "proc\t\t\t/proc\t\tprocfs\trw\t\t0\t0",
 612             a->os_root);
 613
 614         /* Backup the disklabel and the log. */
 615         command_add(cmds, "%s%s %s > %smnt/etc/disklabel.%s",
 616             a->os_root, cmd_name(a, "DISKLABEL64"),
 617             slice_get_device_name(storage_get_selected_slice(a->s)),
 618             a->os_root,
 619             slice_get_device_name(storage_get_selected_slice(a->s)));
 620
 621         /* 'chflags nohistory' as needed */
 622         for (j = 0; pfs_mountpt[j] != NULL; j++)
 623                 if (pfs_nohistory[j] == 1)
 624                         command_add(cmds, "%s%s -R nohistory %smnt%s",
 625                             a->os_root, cmd_name(a, "CHFLAGS"),
 626                             a->os_root, pfs_mountpt[j]);
 627
 628         command_add(cmds, "%s%s %sinstall.log %smnt/var/log/install.log",
 629             a->os_root, cmd_name(a, "CP"),
 630             a->tmp, a->os_root);
 631         command_add(cmds, "%s%s 600 %smnt/var/log/install.log",
 632             a->os_root, cmd_name(a, "CHMOD"), a->os_root);
 633
 634         /* Customize stuff here */
 635         if(is_file("%susr/local/bin/after_installation_routines.sh")) {
 636                 command_add(cmds, "%susr/local/bin/after_installation_routines.sh",
 637                 a->os_root, _("Running after installation custom routines..."));
 638         }
 639
 640         /*
 641          * Do it!
 642          */
 643         /* commands_preview(a->c, cmds); */
 644         if (!commands_execute(a, cmds)) {
 645                 inform(a->c, _("%s was not fully installed."), OPERATING_SYSTEM_NAME);
 646                 a->result = 0;
 647         } else {
 648                 a->result = 1;
 649         }
 650         commands_free(cmds);
 651
 652         /*
 653          * Unmount everything we mounted on /mnt.  This is done in a seperate
 654          * command chain, so that partitions are unmounted, even if an error
 655          * occurs in one of the preceding commands, or it is cancelled.
 656          */
 657         cmds = commands_new();
 658         unmount_all_under(a, cmds, "%smnt", a->os_root);
 659
 660         /*
 661          * Once everything is unmounted, if the install went successfully,
 662          * make sure once and for all that the disklabel is bootable.
 663          */
 664         if (a->result)
 665                 command_add(cmds, "%s%s -B %s",
 666                     a->os_root, cmd_name(a, "DISKLABEL64"),
 667                     slice_get_device_name(storage_get_selected_slice(a->s)));
 668
 669         if (!commands_execute(a, cmds))
 670                 inform(a->c, _("Warning: subpartitions were not correctly unmounted."));
 671
 672         commands_free(cmds);
 673 }