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/share/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, needcrypt;
 129         FILE *sources_conf;
 130         char line[256];
 131         char cp_src[64][256];
 132         char file_path[256];
 133         char *string;
 134         int lines = 0;
 135
 136         /*
 137          * Read SOURCES_CONF_FILE and populate our copy sources.
 138          */
 139         snprintf(file_path, 256, "%s%s", a->os_root, SOURCES_CONF_FILE);
 140         sources_conf = fopen(file_path, "r");
 141         i_log(a, "Reading %s", file_path);
 142         while(fgets(line, 256, sources_conf) != NULL && lines < 63) {
 143                 if(strlen(line)>0)
 144                         line[strlen(line)-1] = '\0';
 145                 strlcpy(cp_src[lines], line, 256);
 146                 i_log(a,"Adding %s to copy source table.", cp_src[lines]);
 147                 lines++;
 148         }
 149         i_log(a,"Added %i total items to copy source table.", lines);
 150         strcpy(cp_src[lines], "");
 151         fclose(sources_conf);
 152
 153         cmds = commands_new();
 154
 155         /*
 156          * If swap isn't mounted yet, mount it.
 157          */
 158         if (measure_activated_swap(a) == 0) {
 159                 for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 160                     sp != NULL; sp = subpartition_next(sp)) {
 161                         if (!subpartition_is_swap(sp))
 162                                 continue;
 163                         command_add(cmds, "%s%s %sdev/%s",
 164                             a->os_root,
 165                             cmd_name(a, "SWAPON"),
 166                             a->os_root,
 167                             subpartition_is_encrypted(sp) ?
 168                             "mapper/swap" : subpartition_get_device_name(sp));
 169                 }
 170         }
 171
 172         /*
 173          * Unmount anything already mounted on /mnt.
 174          */
 175         unmount_all_under(a, cmds, "%smnt", a->os_root);
 176
 177         /* Check if crypto support is needed */
 178         needcrypt = 0;
 179         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 180              sp != NULL; sp = subpartition_next(sp)) {
 181                 if (subpartition_is_encrypted(sp)) {
 182                         needcrypt = 1;
 183                         break;
 184                 }
 185         }
 186
 187         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 188              sp != NULL; sp = subpartition_next(sp)) {
 189                 if (strcmp(subpartition_get_mountpoint(sp), "/") == 0) {
 190                         if (use_hammer == 1) {
 191                                 command_add(cmds, "%s%s %sdev/%s %smnt%s",
 192                                     a->os_root, cmd_name(a, "MOUNT_HAMMER"),
 193                                     a->os_root,
 194                                     subpartition_is_encrypted(sp) ?
 195                                     "mapper/root" : subpartition_get_device_name(sp),
 196                                     a->os_root,
 197                                     subpartition_get_mountpoint(sp));
 198                         } else {
 199                                 command_add(cmds, "%s%s %sdev/%s %smnt%s",
 200                                     a->os_root, cmd_name(a, "MOUNT"),
 201                                     a->os_root,
 202                                     subpartition_get_device_name(sp),
 203                                     a->os_root,
 204                                     subpartition_get_mountpoint(sp));
 205                         }
 206                 }
 207         }
 208
 209         /*
 210          * Create mount points and mount subpartitions on them.
 211          */
 212         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 213              sp != NULL; sp = subpartition_next(sp)) {
 214                 if (subpartition_is_swap(sp)) {
 215                         /*
 216                          * Set this subpartition as the dump device.
 217                          */
 218                         if (subpartition_get_capacity(sp) < storage_get_memsize(a->s))
 219                                 continue;
 220
 221                         command_add(cmds, "%s%s -v %sdev/%s",
 222                             a->os_root, cmd_name(a, "DUMPON"),
 223                             a->os_root,
 224                             subpartition_is_encrypted(sp) ?
 225                             "mapper/swap" : subpartition_get_device_name(sp));
 226
 227                         asprintf(&string, "/dev/%s",
 228                             subpartition_is_encrypted(sp) ?
 229                             "mapper/swap" : subpartition_get_device_name(sp));
 230                         config_var_set(rc_conf, "dumpdev", string);
 231                         free(string);
 232                         continue;
 233                 }
 234
 235                 if (use_hammer == 0) {
 236                         /* / is already mounted */
 237                         if (strcmp(subpartition_get_mountpoint(sp), "/") != 0) {
 238                                 command_add(cmds, "%s%s -p %smnt%s",
 239                                     a->os_root, cmd_name(a, "MKDIR"),
 240                                     a->os_root,
 241                                     subpartition_get_mountpoint(sp));
 242                                 /* Don't mount it if it's TMPFS-backed. */
 243                                 if (subpartition_is_tmpfsbacked(sp))
 244                                         continue;
 245                                 if (subpartition_is_encrypted(sp)) {
 246                                         command_add(cmds, "%s%s %sdev/mapper/%s %smnt%s",
 247                                             a->os_root, cmd_name(a, "MOUNT"),
 248                                             a->os_root,
 249                                             subpartition_get_mountpoint(sp) + 1,
 250                                             a->os_root,
 251                                             subpartition_get_mountpoint(sp));
 252                                 } else {
 253                                         command_add(cmds, "%s%s %sdev/%s %smnt%s",
 254                                             a->os_root, cmd_name(a, "MOUNT"),
 255                                             a->os_root,
 256                                             subpartition_get_device_name(sp),
 257                                             a->os_root,
 258                                             subpartition_get_mountpoint(sp));
 259                                 }
 260                         }
 261                 } else if (strcmp(subpartition_get_mountpoint(sp), "/boot") == 0) {
 262                         command_add(cmds, "%s%s -p %smnt%s",
 263                             a->os_root, cmd_name(a, "MKDIR"),
 264                             a->os_root,
 265                             subpartition_get_mountpoint(sp));
 266                         command_add(cmds, "%s%s %sdev/%s %smnt%s",
 267                             a->os_root, cmd_name(a, "MOUNT"),
 268                             a->os_root,
 269                             subpartition_get_device_name(sp),
 270                             a->os_root,
 271                             subpartition_get_mountpoint(sp));
 272                 }
 273         }
 274
 275         /*
 276          * Take care of HAMMER PFS.
 277          */
 278         if (use_hammer == 1)
 279                 handle_pfs(a, cmds);
 280
 281         /*
 282          * Actually copy files now.
 283          */
 284
 285         for (i = 0; cp_src[i] != NULL && cp_src[i][0] != '\0'; i++) {
 286                 char *src, *dest, *dn, *tmp_dest;
 287
 288                 dest = cp_src[i];
 289
 290                 /*
 291                  * If dest would be on an TMPFS-backed
 292                  * mountpoint, don't bother copying it.
 293                  */
 294                 sp = subpartition_of(storage_get_selected_slice(a->s),
 295                                      "%s%s", a->os_root, &dest[1]);
 296                 if (sp != NULL && subpartition_is_tmpfsbacked(sp)) {
 297                         continue;
 298                 }
 299
 300                 /*
 301                  * Create intermediate directories, if needed.
 302                  */
 303                 tmp_dest = aura_strdup(dest);
 304                 dn = dirname(tmp_dest);
 305                 if (is_dir("%s%s", a->os_root, &dn[1]) &&
 306                     !is_dir("%smnt%s", a->os_root, dn)) {
 307                         command_add(cmds, "%s%s -p %smnt%s",
 308                             a->os_root, cmd_name(a, "MKDIR"),
 309                             a->os_root, dn);
 310                 }
 311                 aura_free(tmp_dest, "directory name");
 312
 313                 /*
 314                  * If a directory by the same name but with the suffix
 315                  * ".hdd" exists on the installation media, cpdup that
 316                  * instead.  This is particularly useful with /etc, which
 317                  * may have significantly different behaviour on the
 318                  * live CD compared to a standard HDD boot.
 319                  */
 320                 if (is_dir("%s%s.hdd", a->os_root, &dest[1]))
 321                         asprintf(&src, "%s.hdd", &dest[1]);
 322                 else
 323                         asprintf(&src, "%s", &dest[1]);
 324
 325                 if (is_dir("%s%s", a->os_root, src) || is_file("%s%s", a->os_root, src)) {
 326                         /*
 327                          * Cpdup the chosen file or directory onto the HDD.
 328                          * if it exists on the source.
 329                          */
 330                         cmd = command_add(cmds, "%s%s %s%s %smnt%s",
 331                             a->os_root, cmd_name(a, "CPDUP"),
 332                             a->os_root, src,
 333                             a->os_root, dest);
 334                         command_set_log_mode(cmd, COMMAND_LOG_QUIET);
 335                 }
 336         }
 337
 338         /*
 339          * Now, because cpdup does not cross mount points,
 340          * we must copy anything that the user might've made a
 341          * seperate mount point for (e.g. /usr/libdata/lint.)
 342          */
 343         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 344              sp != NULL; sp = subpartition_next(sp)) {
 345                 /*
 346                  * If the subpartition is a swap subpartition or an
 347                  * TMPFS-backed mountpoint, don't try to copy anything
 348                  * into it.
 349                  */
 350                 if (subpartition_is_swap(sp) || subpartition_is_tmpfsbacked(sp))
 351                         continue;
 352
 353                 /*
 354                  * If the mountpoint doesn't even exist on the installation
 355                  * medium, don't try to copy anything from it!  We assume
 356                  * it's an empty subpartition for the user's needs.
 357                  */
 358                 if (!is_dir("%s%s", a->os_root, &subpartition_get_mountpoint(sp)[1]))
 359                         continue;
 360
 361                 /*
 362                  * Don't bother copying the mountpoint IF:
 363                  * - we've already said to copy it, or something besides it
 364                  *   (it's a prefix of something in cp_src); or
 365                  * - we haven't said to copy it
 366                  *   (nothing in cp_src is a prefix of it.)
 367                  */
 368                 seen_it = 0;
 369                 prefix = 0;
 370                 for (i = 0; cp_src[i] != NULL && cp_src[i][0] != '\0'; i++) {
 371                         if (strncmp(subpartition_get_mountpoint(sp), cp_src[i],
 372                             strlen(subpartition_get_mountpoint(sp))) == 0) {
 373                                 seen_it = 1;
 374                                 break;
 375                         }
 376                         if (strncmp(cp_src[i], subpartition_get_mountpoint(sp),
 377                             strlen(cp_src[i])) == 0) {
 378                                 prefix = 1;
 379                         }
 380                 }
 381                 if (seen_it || !prefix)
 382                         continue;
 383
 384                 /*
 385                  * Otherwise, cpdup the subpartition.
 386                  *
 387                  * XXX check for .hdd-extended source dirs here, too,
 388                  * eventually - but for now, /etc.hdd will never be
 389                  * the kind of tricky sub-mount-within-a-mount-point
 390                  * that this part of the code is meant to handle.
 391                  */
 392                 cmd = command_add(cmds, "%s%s %s%s %smnt%s",
 393                     a->os_root, cmd_name(a, "CPDUP"),
 394                     a->os_root, &subpartition_get_mountpoint(sp)[1],
 395                     a->os_root, subpartition_get_mountpoint(sp));
 396                 command_set_log_mode(cmd, COMMAND_LOG_QUIET);
 397         }
 398
 399         /*
 400          * Create symlinks.
 401          */
 402
 403         /* Take care of /sys. */
 404         command_add(cmds, "%s%s -s usr/src/sys %smnt/sys",
 405             a->os_root, cmd_name(a, "LN"), a->os_root);
 406
 407         /*
 408          * If the user has both /var and /tmp subpartitions,
 409          * symlink /var/tmp to /tmp.
 410          */
 411         if (subpartition_find(storage_get_selected_slice(a->s), "/tmp") != NULL &&
 412             subpartition_find(storage_get_selected_slice(a->s), "/var") != NULL) {
 413                 command_add(cmds, "%s%s 1777 %smnt/tmp",
 414                     a->os_root, cmd_name(a, "CHMOD"), a->os_root);
 415                 command_add(cmds, "%s%s -rf %smnt/var/tmp",
 416                     a->os_root, cmd_name(a, "RM"), a->os_root);
 417                 command_add(cmds, "%s%s -s /tmp %smnt/var/tmp",
 418                     a->os_root, cmd_name(a, "LN"), a->os_root);
 419         }
 420
 421         /*
 422          * If the user has /var, but no /tmp,
 423          * symlink /tmp to /var/tmp.
 424          */
 425         if (subpartition_find(storage_get_selected_slice(a->s), "/tmp") == NULL &&
 426             subpartition_find(storage_get_selected_slice(a->s), "/var") != NULL) {
 427                 command_add(cmds, "%s%s -rf %smnt/tmp",
 428                     a->os_root, cmd_name(a, "RM"), a->os_root);
 429                 command_add(cmds, "%s%s -s /var/tmp %smnt/tmp",
 430                     a->os_root, cmd_name(a, "LN"), a->os_root);
 431         }
 432
 433         /*
 434          * If the user has /usr, but no /home,
 435          * symlink /home to /usr/home.
 436          */
 437         if (subpartition_find(storage_get_selected_slice(a->s), "/home") == NULL &&
 438             subpartition_find(storage_get_selected_slice(a->s), "/usr") != NULL) {
 439                 command_add(cmds, "%s%s -rf %smnt/home",
 440                     a->os_root, cmd_name(a, "RM"), a->os_root);
 441                 command_add(cmds, "%s%s %smnt/usr/home",
 442                     a->os_root, cmd_name(a, "MKDIR"), a->os_root);
 443                 command_add(cmds, "%s%s -s /usr/home %smnt/home",
 444                     a->os_root, cmd_name(a, "LN"), a->os_root);
 445         }
 446
 447         /*
 448          * XXX check for other possible combinations too?
 449          */
 450
 451         /*
 452          * Clean up.  In case some file didn't make it, use rm -f
 453          */
 454         command_add(cmds, "%s%s -f %smnt/boot/loader.conf",
 455             a->os_root, cmd_name(a, "RM"), a->os_root);
 456         command_add(cmds, "%s%s -f %smnt/tmp/install.log",
 457             a->os_root, cmd_name(a, "RM"), a->os_root);
 458         command_add(cmds, "%s%s -f %smnt/tmp/t[12]",
 459             a->os_root, cmd_name(a, "RM"), a->os_root);
 460         command_add(cmds, "%s%s -f %smnt/tmp/test_in",
 461             a->os_root, cmd_name(a, "RM"), a->os_root);
 462         command_add(cmds, "%s%s -f %smnt/tmp/test_out",
 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         command_add(cmds, "%s%s '%s' >%smnt/etc/fstab",
 533             a->os_root, cmd_name(a, "ECHO"),
 534             "# Device\t\tMountpoint\tFStype\tOptions\t\tDump\tPass#",
 535             a->os_root);
 536
 537         for (sp = slice_subpartition_first(storage_get_selected_slice(a->s));
 538              sp != NULL; sp = subpartition_next(sp)) {
 539                 if (strcmp(subpartition_get_mountpoint(sp), "swap") == 0) {
 540                         command_add(cmds, "%s%s '/dev/%s\t\tnone\t\tswap\tsw\t\t0\t0' >>%smnt/etc/fstab",
 541                             a->os_root, cmd_name(a, "ECHO"),
 542                             subpartition_is_encrypted(sp) ?
 543                             "mapper/swap" : subpartition_get_device_name(sp),
 544                             a->os_root);
 545                         command_add(cmds, "%s%s 'swap\t/dev/%s\tnone\tnone' >>%smnt/etc/crypttab",
 546                             a->os_root, cmd_name(a, "ECHO"),
 547                             subpartition_get_device_name(sp),
 548                             a->os_root);
 549                 } else if (use_hammer == 0) {
 550                         if (strcmp(subpartition_get_mountpoint(sp), "/") == 0) {
 551                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\tufs\trw\t\t1\t1' >>%smnt/etc/fstab",
 552                                     a->os_root, cmd_name(a, "ECHO"),
 553                                     subpartition_get_device_name(sp),
 554                                     subpartition_get_mountpoint(sp),
 555                                     a->os_root);
 556                                 command_add(cmds, "%s%s 'kern.emergency_intr_enable=1' >>%smnt/boot/loader.conf",
 557                                     a->os_root, cmd_name(a, "ECHO"), a->os_root);
 558                         } else if (subpartition_is_tmpfsbacked(sp)) {
 559                                 command_add(cmds, "%s%s 'tmpfs\t\t\t%s\t\ttmpfs\trw,-s%luM\t1\t1' >>%smnt/etc/fstab",
 560                                     a->os_root, cmd_name(a, "ECHO"),
 561                                     subpartition_get_mountpoint(sp),
 562                                     subpartition_get_capacity(sp),
 563                                     a->os_root);
 564                         } else if (subpartition_is_encrypted(sp)) {
 565                                 command_add(cmds, "%s%s '%s\t/dev/%s\tnone\tnone' >>%smnt/etc/crypttab",
 566                                     a->os_root, cmd_name(a, "ECHO"),
 567                                     subpartition_get_mountpoint(sp) + 1,
 568                                     subpartition_get_device_name(sp),
 569                                     a->os_root);
 570                                 command_add(cmds, "%s%s '/dev/mapper/%s\t\t%s\t\tufs\trw\t\t2\t2' >>%smnt/etc/fstab",
 571                                     a->os_root, cmd_name(a, "ECHO"),
 572                                     subpartition_get_mountpoint(sp) + 1,
 573                                     subpartition_get_mountpoint(sp),
 574                                     a->os_root);
 575                         } else {
 576                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\tufs\trw\t\t2\t2' >>%smnt/etc/fstab",
 577                                     a->os_root, cmd_name(a, "ECHO"),
 578                                     subpartition_get_device_name(sp),
 579                                     subpartition_get_mountpoint(sp),
 580                                     a->os_root);
 581                         }
 582                 } else {
 583                         if (strcmp(subpartition_get_mountpoint(sp), "/") == 0) {
 584                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\thammer\trw\t\t1\t1' >>%smnt/etc/fstab",
 585                                     a->os_root, cmd_name(a, "ECHO"),
 586                                     subpartition_get_device_name(sp),
 587                                     subpartition_get_mountpoint(sp),
 588                                     a->os_root);
 589                                 command_add(cmds, "%s%s 'kern.emergency_intr_enable=1' >>%smnt/boot/loader.conf",
 590                                     a->os_root, cmd_name(a, "ECHO"), a->os_root);
 591                                 if (subpartition_is_encrypted(sp)) {
 592                                         command_add(cmds,
 593                                             "%s%s 'vfs.root.mountfrom=\"ufs:md0s0\"' >>%smnt/boot/loader.conf",
 594                                             a->os_root, cmd_name(a, "ECHO"),
 595                                             a->os_root);
 596                                         command_add(cmds,
 597                                             "%s%s 'vfs.root.realroot=\"crypt:hammer:%s:root\"' >>%smnt/boot/loader.conf",
 598                                             a->os_root, cmd_name(a, "ECHO"),
 599                                             subpartition_get_device_name(sp),
 600                                             a->os_root);
 601                                 } else {
 602                                         command_add(cmds,
 603                                             "%s%s 'vfs.root.mountfrom=\"hammer:%s\"' >>%smnt/boot/loader.conf",
 604                                             a->os_root, cmd_name(a, "ECHO"),
 605                                             subpartition_get_device_name(sp),
 606                                             a->os_root);
 607                                 }
 608                         } else if (strcmp(subpartition_get_mountpoint(sp), "/boot") == 0) {
 609                                 command_add(cmds, "%s%s '/dev/%s\t\t%s\t\tufs\trw\t\t1\t1' >>%smnt/etc/fstab",
 610                                     a->os_root, cmd_name(a, "ECHO"),
 611                                     subpartition_get_device_name(sp),
 612                                     subpartition_get_mountpoint(sp),
 613                                     a->os_root);
 614                         }
 615                 }
 616         }
 617
 618         /*
 619          * Take care of HAMMER PFS null mounts.
 620          */
 621         if (use_hammer == 1) {
 622                 for (j = 0; pfs_mountpt[j] != NULL; j++) {
 623                         if (rindex(pfs_mountpt[j]+1, '/') != NULL)
 624                                 command_add(cmds, "%s%s '/pfs%s.%s\t%s\t\tnull\trw\t\t0\t0' >>%smnt/etc/fstab",
 625                                     a->os_root, cmd_name(a, "ECHO"),
 626                                     dirname(pfs_mountpt[j]),
 627                                     basename(pfs_mountpt[j]),
 628                                     pfs_mountpt[j],
 629                                     a->os_root);
 630                         else
 631                                 command_add(cmds, "%s%s '/pfs%s\t\t%s\t\tnull\trw\t\t0\t0' >>%smnt/etc/fstab",
 632                                     a->os_root, cmd_name(a, "ECHO"),
 633                                     pfs_mountpt[j],
 634                                     pfs_mountpt[j],
 635                                     a->os_root);
 636                 }
 637         }
 638
 639         command_add(cmds, "%s%s '%s' >>%smnt/etc/fstab",
 640             a->os_root, cmd_name(a, "ECHO"),
 641             "proc\t\t\t/proc\t\tprocfs\trw\t\t0\t0",
 642             a->os_root);
 643
 644         /* Backup the disklabel and the log. */
 645         command_add(cmds, "%s%s %s > %smnt/etc/disklabel.%s",
 646             a->os_root, cmd_name(a, "DISKLABEL64"),
 647             slice_get_device_name(storage_get_selected_slice(a->s)),
 648             a->os_root,
 649             slice_get_device_name(storage_get_selected_slice(a->s)));
 650
 651         /* 'chflags nohistory' as needed */
 652         for (j = 0; pfs_mountpt[j] != NULL; j++)
 653                 if (pfs_nohistory[j] == 1)
 654                         command_add(cmds, "%s%s -R nohistory %smnt%s",
 655                             a->os_root, cmd_name(a, "CHFLAGS"),
 656                             a->os_root, pfs_mountpt[j]);
 657
 658         command_add(cmds, "%s%s %sinstall.log %smnt/var/log/install.log",
 659             a->os_root, cmd_name(a, "CP"),
 660             a->tmp, a->os_root);
 661         command_add(cmds, "%s%s 600 %smnt/var/log/install.log",
 662             a->os_root, cmd_name(a, "CHMOD"), a->os_root);
 663
 664         /*
 665          * Move the kernel used for booting (kernel.UP or kernel.SMP) to
 666          * /boot/kernel and remove the other kernel
 667          */
 668         command_add(cmds,
 669             "%s%s %smnt`%s%s $(%s%s -n kern.bootfile)` %smnt/boot/kernel",
 670             a->os_root, cmd_name(a, "MV"),
 671             a->os_root,
 672             a->os_root, cmd_name(a, "DIRNAME"),
 673             a->os_root, cmd_name(a, "SYSCTL"),
 674             a->os_root);
 675         command_add(cmds,
 676             "%s%s -R noschg %smnt/boot/kernel.[SU]M*P; %s%s -rf %smnt/boot/kernel.[SU]M*P",
 677             a->os_root, cmd_name(a, "CHFLAGS"),
 678             a->os_root,
 679             a->os_root, cmd_name(a, "RM"),
 680             a->os_root);
 681
 682         /* Do some preparation if encrypted partitions were configured */
 683         if (needcrypt) {
 684                 command_add(cmds,
 685                     "%s%s 'dm_load=\"yes\"' >>%smnt/boot/loader.conf",
 686                     a->os_root, cmd_name(a, "ECHO"),
 687                     a->os_root);
 688                 if (use_hammer) {
 689                         command_add(cmds, "%s%s -b %smnt/boot -t %smnt/tmp",
 690                             a->os_root, cmd_name(a, "MKINITRD"),
 691                             a->os_root, a->os_root);
 692                         command_add(cmds, "%s%s -rf %smnt/tmp/initrd",
 693                             a->os_root, cmd_name(a, "RM"), a->os_root);
 694                         command_add(cmds,
 695                             "%s%s 'initrd.img_load=\"YES\"' >>%smnt/boot/loader.conf",
 696                             a->os_root, cmd_name(a, "ECHO"),
 697                             a->os_root);
 698                         command_add(cmds,
 699                             "%s%s 'initrd.img_type=\"md_image\"' >>%smnt/boot/loader.conf",
 700                             a->os_root, cmd_name(a, "ECHO"),
 701                             a->os_root);
 702                 }
 703         }
 704
 705         /* Customize stuff here */
 706         if(is_file("%susr/local/bin/after_installation_routines.sh", a->os_root)) {
 707                 command_add(cmds, "%susr/local/bin/after_installation_routines.sh",
 708                     a->os_root);
 709         }
 710
 711         /*
 712          * Do it!
 713          */
 714         /* commands_preview(a->c, cmds); */
 715         if (!commands_execute(a, cmds)) {
 716                 inform(a->c, _("%s was not fully installed."), OPERATING_SYSTEM_NAME);
 717                 a->result = 0;
 718         } else {
 719                 a->result = 1;
 720         }
 721         commands_free(cmds);
 722         cmds = commands_new();
 723
 724         if (a->result) {
 725                 config_vars_write(rc_conf, CONFIG_TYPE_SH, "%smnt/etc/rc.conf",
 726                     a->os_root);
 727                 config_vars_free(rc_conf);
 728                 rc_conf = config_vars_new();
 729         }
 730
 731         /*
 732          * Unmount everything we mounted on /mnt.  This is done in a seperate
 733          * command chain, so that partitions are unmounted, even if an error
 734          * occurs in one of the preceding commands, or it is cancelled.
 735          */
 736         unmount_all_under(a, cmds, "%smnt", a->os_root);
 737
 738         /*
 739          * Once everything is unmounted, if the install went successfully,
 740          * make sure once and for all that the disklabel is bootable.
 741          */
 742         if (a->result)
 743                 command_add(cmds, "%s%s -B %s",
 744                     a->os_root, cmd_name(a, "DISKLABEL64"),
 745                     slice_get_device_name(storage_get_selected_slice(a->s)));
 746
 747         if (!commands_execute(a, cmds))
 748                 inform(a->c, _("Warning: subpartitions were not correctly unmounted."));
 749
 750         commands_free(cmds);
 751
 752         /*
 753          * Finally, remove all swap.
 754          */
 755         if (swapoff_all(a) == NULL)
 756                 inform(a->c, _("Warning: swap could not be turned off."));
 757 }