usr.sbin/bsdinstall/scripts/zfsboot

   1 #!/bin/sh
   2 #-
   3 # Copyright (c) 2013-2015 Allan Jude
   4 # Copyright (c) 2013-2015 Devin Teske
   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 ############################################################ INCLUDES
  31
  32 BSDCFG_SHARE="/usr/share/bsdconfig"
  33 . $BSDCFG_SHARE/common.subr || exit 1
  34 f_dprintf "%s: loading includes..." "$0"
  35 f_include $BSDCFG_SHARE/device.subr
  36 f_include $BSDCFG_SHARE/dialog.subr
  37 f_include $BSDCFG_SHARE/password/password.subr
  38 f_include $BSDCFG_SHARE/variable.subr
  39
  40 ############################################################ CONFIGURATION
  41
  42 #
  43 # Default name of the boot-pool
  44 #
  45 : ${ZFSBOOT_POOL_NAME:=zroot}
  46
  47 #
  48 # Default options to use when creating zroot pool
  49 #
  50 : ${ZFSBOOT_POOL_CREATE_OPTIONS:=-O compress=lz4 -O atime=off}
  51
  52 #
  53 # Default name for the boot environment parent dataset
  54 #
  55 : ${ZFSBOOT_BEROOT_NAME:=ROOT}
  56
  57 #
  58 # Default name for the primany boot environment
  59 #
  60 : ${ZFSBOOT_BOOTFS_NAME:=default}
  61
  62 #
  63 # Default Virtual Device (vdev) type to create
  64 #
  65 : ${ZFSBOOT_VDEV_TYPE:=stripe}
  66
  67 #
  68 # Should we use sysctl(8) vfs.zfs.min_auto_ashift=12 to force 4K sectors?
  69 #
  70 : ${ZFSBOOT_FORCE_4K_SECTORS:=1}
  71
  72 #
  73 # Should we use geli(8) to encrypt the drives?
  74 # NB: Automatically enables ZFSBOOT_BOOT_POOL
  75 #
  76 : ${ZFSBOOT_GELI_ENCRYPTION=}
  77
  78 #
  79 # Default path to the geli(8) keyfile used in drive encryption
  80 #
  81 : ${ZFSBOOT_GELI_KEY_FILE:=/boot/encryption.key}
  82
  83 #
  84 # Create a separate boot pool?
  85 # NB: Automatically set when using geli(8) or MBR
  86 #
  87 : ${ZFSBOOT_BOOT_POOL=}
  88
  89 #
  90 # Options to use when creating separate boot pool (if any)
  91 #
  92 : ${ZFSBOOT_BOOT_POOL_CREATE_OPTIONS:=}
  93
  94 #
  95 # Default name for boot pool when enabled (e.g., geli(8) or MBR)
  96 #
  97 : ${ZFSBOOT_BOOT_POOL_NAME:=bootpool}
  98
  99 #
 100 # Default size for boot pool when enabled (e.g., geli(8) or MBR)
 101 #
 102 : ${ZFSBOOT_BOOT_POOL_SIZE:=2g}
 103
 104 #
 105 # Default disks to use (always empty unless being scripted)
 106 #
 107 : ${ZFSBOOT_DISKS:=}
 108
 109 #
 110 # Default partitioning scheme to use on disks
 111 #
 112 : ${ZFSBOOT_PARTITION_SCHEME:=}
 113
 114 #
 115 # Default partitioning scheme to use on disks
 116 #
 117 : ${ZFSBOOT_BOOT_TYPE:=}
 118
 119 #
 120 # How much swap to put on each block device in the boot zpool
 121 # NOTE: Value passed to gpart(8); which supports SI unit suffixes.
 122 #
 123 : ${ZFSBOOT_SWAP_SIZE:=2g}
 124
 125 #
 126 # Should we use geli(8) to encrypt the swap?
 127 #
 128 : ${ZFSBOOT_SWAP_ENCRYPTION=}
 129
 130 #
 131 # Should we use gmirror(8) to mirror the swap?
 132 #
 133 : ${ZFSBOOT_SWAP_MIRROR=}
 134
 135 #
 136 # Default ZFS datasets for root zpool
 137 #
 138 # NOTE: Requires /tmp, /var/tmp, /$ZFSBOOT_BOOTFS_NAME/$ZFSBOOT_BOOTFS_NAME
 139 # NOTE: Anything after pound/hash character [#] is ignored as a comment.
 140 #
 141 f_isset ZFSBOOT_DATASETS || ZFSBOOT_DATASETS="
 142         # DATASET       OPTIONS (comma or space separated; or both)
 143
 144         # Boot Environment [BE] root and default boot dataset
 145         /$ZFSBOOT_BEROOT_NAME                           mountpoint=none
 146         /$ZFSBOOT_BEROOT_NAME/$ZFSBOOT_BOOTFS_NAME      mountpoint=/
 147
 148         # Compress /tmp, allow exec but not setuid
 149         /tmp            mountpoint=/tmp,exec=on,setuid=off
 150
 151         # Don't mount /usr so that 'base' files go to the BEROOT
 152         /usr            mountpoint=/usr,canmount=off
 153
 154         # Home directories separated so they are common to all BEs
 155         /usr/home       # NB: /home is a symlink to /usr/home
 156
 157         # Ports tree
 158         /usr/ports      setuid=off
 159
 160         # Source tree (compressed)
 161         /usr/src
 162
 163         # Create /var and friends
 164         /var            mountpoint=/var,canmount=off
 165         /var/audit      exec=off,setuid=off
 166         /var/crash      exec=off,setuid=off
 167         /var/log        exec=off,setuid=off
 168         /var/mail       atime=on
 169         /var/tmp        setuid=off
 170 " # END-QUOTE
 171
 172 #
 173 # If interactive and the user has not explicitly chosen a vdev type or disks,
 174 # make the user confirm scripted/default choices when proceeding to install.
 175 #
 176 : ${ZFSBOOT_CONFIRM_LAYOUT:=1}
 177
 178 ############################################################ GLOBALS
 179
 180 #
 181 # Format of a line in printf(1) syntax to add to fstab(5)
 182 #
 183 FSTAB_FMT="%s\t\t%s\t%s\t%s\t\t%s\t%s\n"
 184
 185 #
 186 # Command strings for various tasks
 187 #
 188 CHMOD_MODE='chmod %s "%s"'
 189 DD_WITH_OPTIONS='dd if="%s" of="%s" %s'
 190 ECHO_APPEND='echo "%s" >> "%s"'
 191 GELI_ATTACH='geli attach -j - -k "%s" "%s"'
 192 GELI_DETACH_F='geli detach -f "%s"'
 193 GELI_PASSWORD_INIT='geli init -b -B "%s" -e %s -J - -K "%s" -l 256 -s 4096 "%s"'
 194 GPART_ADD_ALIGN='gpart add %s -t %s "%s"'
 195 GPART_ADD_ALIGN_INDEX='gpart add %s -i %s -t %s "%s"'
 196 GPART_ADD_ALIGN_INDEX_WITH_SIZE='gpart add %s -i %s -t %s -s %s "%s"'
 197 GPART_ADD_ALIGN_LABEL='gpart add %s -l %s -t %s "%s"'
 198 GPART_ADD_ALIGN_LABEL_WITH_SIZE='gpart add %s -l %s -t %s -s %s "%s"'
 199 GPART_BOOTCODE='gpart bootcode -b "%s" "%s"'
 200 GPART_BOOTCODE_PART='gpart bootcode -b "%s" -p "%s" -i %s "%s"'
 201 GPART_BOOTCODE_PARTONLY='gpart bootcode -p "%s" -i %s "%s"'
 202 GPART_CREATE='gpart create -s %s "%s"'
 203 GPART_DESTROY_F='gpart destroy -F "%s"'
 204 GPART_SET_ACTIVE='gpart set -a active -i %s "%s"'
 205 GPART_SET_LENOVOFIX='gpart set -a lenovofix "%s"'
 206 GPART_SET_PMBR_ACTIVE='gpart set -a active "%s"'
 207 GRAID_DELETE='graid delete "%s"'
 208 LN_SF='ln -sf "%s" "%s"'
 209 MKDIR_P='mkdir -p "%s"'
 210 MOUNT_TYPE='mount -t %s "%s" "%s"'
 211 PRINTF_CONF="printf '%s=\"%%s\"\\\n' %s >> \"%s\""
 212 PRINTF_FSTAB='printf "$FSTAB_FMT" "%s" "%s" "%s" "%s" "%s" "%s" >> "%s"'
 213 SHELL_TRUNCATE=':> "%s"'
 214 SWAP_GMIRROR_LABEL='gmirror label swap %s'
 215 SYSCTL_ZFS_MIN_ASHIFT_12='sysctl vfs.zfs.min_auto_ashift=12'
 216 UMOUNT='umount "%s"'
 217 ZFS_CREATE_WITH_OPTIONS='zfs create %s "%s"'
 218 ZFS_SET='zfs set "%s" "%s"'
 219 ZFS_UNMOUNT='zfs unmount "%s"'
 220 ZPOOL_CREATE_WITH_OPTIONS='zpool create %s "%s" %s %s'
 221 ZPOOL_DESTROY='zpool destroy "%s"'
 222 ZPOOL_EXPORT='zpool export "%s"'
 223 ZPOOL_IMPORT_WITH_OPTIONS='zpool import %s "%s"'
 224 ZPOOL_LABELCLEAR_F='zpool labelclear -f "%s"'
 225 ZPOOL_SET='zpool set %s "%s"'
 226
 227 #
 228 # Strings that should be moved to an i18n file and loaded with f_include_lang()
 229 #
 230 hline_alnum_arrows_punc_tab_enter="Use alnum, arrows, punctuation, TAB or ENTER"
 231 hline_arrows_space_tab_enter="Use arrows, SPACE, TAB or ENTER"
 232 hline_arrows_tab_enter="Press arrows, TAB or ENTER"
 233 msg_an_unknown_error_occurred="An unknown error occurred"
 234 msg_back="Back"
 235 msg_cancel="Cancel"
 236 msg_change_selection="Change Selection"
 237 msg_configure_options="Configure Options:"
 238 msg_detailed_disk_info="gpart(8) show %s:\n%s\n\ncamcontrol(8) inquiry %s:\n%s\n\n\ncamcontrol(8) identify %s:\n%s\n"
 239 msg_disk_info="Disk Info"
 240 msg_disk_info_help="Get detailed information on disk device(s)"
 241 msg_disk_singular="disk"
 242 msg_disk_plural="disks"
 243 msg_encrypt_disks="Encrypt Disks?"
 244 msg_encrypt_disks_help="Use geli(8) to encrypt all data partitions"
 245 msg_error="Error"
 246 msg_force_4k_sectors="Force 4K Sectors?"
 247 msg_force_4k_sectors_help="Align partitions to 4K sector boundries and set vfs.zfs.min_auto_ashift=12"
 248 msg_freebsd_installer="FreeBSD Installer"
 249 msg_geli_password="Enter a strong passphrase, used to protect your encryption keys. You will be required to enter this passphrase each time the system is booted"
 250 msg_geli_setup="Initializing encryption on selected disks,\n this will take several seconds per disk"
 251 msg_install="Install"
 252 msg_install_desc="Proceed with Installation"
 253 msg_install_help="Create ZFS boot pool with displayed options"
 254 msg_invalid_boot_pool_size="Invalid boot pool size \`%s'"
 255 msg_invalid_disk_argument="Invalid disk argument \`%s'"
 256 msg_invalid_index_argument="Invalid index argument \`%s'"
 257 msg_invalid_swap_size="Invalid swap size \`%s'"
 258 msg_invalid_virtual_device_type="Invalid Virtual Device type \`%s'"
 259 msg_last_chance_are_you_sure="Last Chance! Are you sure you want to destroy\nthe current contents of the following disks:\n\n   %s"
 260 msg_last_chance_are_you_sure_color='\\ZrLast Chance!\\ZR Are you \\Z1sure\\Zn you want to \\Zr\\Z1destroy\\Zn\nthe current contents of the following disks:\n\n   %s'
 261 msg_mirror_desc="Mirror - n-Way Mirroring"
 262 msg_mirror_help="[2+ Disks] Mirroring provides the best performance, but the least storage"
 263 msg_missing_disk_arguments="missing disk arguments"
 264 msg_missing_one_or_more_scripted_disks="Missing one or more scripted disks!"
 265 msg_no="NO"
 266 msg_no_disks_present_to_configure="No disk(s) present to configure"
 267 msg_no_disks_selected="No disks selected."
 268 msg_not_enough_disks_selected="Not enough disks selected. (%u < %u minimum)"
 269 msg_null_disk_argument="NULL disk argument"
 270 msg_null_index_argument="NULL index argument"
 271 msg_null_poolname="NULL poolname"
 272 msg_ok="OK"
 273 msg_partition_scheme="Partition Scheme"
 274 msg_partition_scheme_help="Select partitioning scheme. GPT is recommended."
 275 msg_please_enter_a_name_for_your_zpool="Please enter a name for your zpool:"
 276 msg_please_enter_amount_of_swap_space="Please enter amount of swap space (SI-Unit suffixes\nrecommended; e.g., \`2g' for 2 Gigabytes):"
 277 msg_please_select_one_or_more_disks="Please select one or more disks to create a zpool:"
 278 msg_pool_name="Pool Name"
 279 msg_pool_name_cannot_be_empty="Pool name cannot be empty."
 280 msg_pool_name_help="Customize the name of the zpool to be created (Required)"
 281 msg_pool_type_disks="Pool Type/Disks:"
 282 msg_pool_type_disks_help="Choose type of ZFS Virtual Device and disks to use (Required)"
 283 msg_processing_selection="Processing selection..."
 284 msg_raidz1_desc="RAID-Z1 - Single Redundant RAID"
 285 msg_raidz1_help="[3+ Disks] Withstand failure of 1 disk. Recommended for: 3, 5 or 9 disks"
 286 msg_raidz2_desc="RAID-Z2 - Double Redundant RAID"
 287 msg_raidz2_help="[4+ Disks] Withstand failure of 2 disks. Recommended for: 4, 6 or 10 disks"
 288 msg_raidz3_desc="RAID-Z3 - Triple Redundant RAID"
 289 msg_raidz3_help="[5+ Disks] Withstand failure of 3 disks. Recommended for: 5, 7 or 11 disks"
 290 msg_rescan_devices="Rescan Devices"
 291 msg_rescan_devices_help="Scan for device changes"
 292 msg_select="Select"
 293 msg_select_a_disk_device="Select a disk device"
 294 msg_select_virtual_device_type="Select Virtual Device type:"
 295 msg_stripe_desc="Stripe - No Redundancy"
 296 msg_stripe_help="[1+ Disks] Striping provides maximum storage but no redundancy"
 297 msg_swap_encrypt="Encrypt Swap?"
 298 msg_swap_encrypt_help="Encrypt swap partitions with temporary keys, discarded on reboot"
 299 msg_swap_invalid="The selected swap size (%s) is invalid. Enter a number optionally followed by units. Example: 2G"
 300 msg_swap_mirror="Mirror Swap?"
 301 msg_swap_mirror_help="Mirror swap partitions for redundancy, breaks crash dumps"
 302 msg_swap_size="Swap Size"
 303 msg_swap_size_help="Customize how much swap space is allocated to each selected disk"
 304 msg_swap_toosmall="The selected swap size (%s) is to small. Please enter a value greater than 100MB or enter 0 for no swap"
 305 msg_these_disks_are_too_small="These disks are smaller than the amount of requested\nswap (%s) and/or geli(8) (%s) partitions, which would\ntake 100%% or more of each of the following selected disks:\n\n  %s\n\nRecommend changing partition size(s) and/or selecting a\ndifferent set of disks."
 306 msg_unable_to_get_disk_capacity="Unable to get disk capacity of \`%s'"
 307 msg_unsupported_partition_scheme="%s is an unsupported partition scheme"
 308 msg_user_cancelled="User Cancelled."
 309 msg_yes="YES"
 310 msg_zfs_configuration="ZFS Configuration"
 311
 312 ############################################################ FUNCTIONS
 313
 314 # dialog_menu_main
 315 #
 316 # Display the dialog(1)-based application main menu.
 317 #
 318 dialog_menu_main()
 319 {
 320         local title="$DIALOG_TITLE"
 321         local btitle="$DIALOG_BACKTITLE"
 322         local prompt="$msg_configure_options"
 323         local force4k="$msg_no"
 324         local usegeli="$msg_no"
 325         local swapgeli="$msg_no"
 326         local swapmirror="$msg_no"
 327         [ "$ZFSBOOT_FORCE_4K_SECTORS" ] && force4k="$msg_yes"
 328         [ "$ZFSBOOT_GELI_ENCRYPTION" ] && usegeli="$msg_yes"
 329         [ "$ZFSBOOT_SWAP_ENCRYPTION" ] && swapgeli="$msg_yes"
 330         [ "$ZFSBOOT_SWAP_MIRROR" ] && swapmirror="$msg_yes"
 331         local disks n disks_grammar
 332         f_count n $ZFSBOOT_DISKS
 333         { [ $n -eq 1 ] && disks_grammar=$msg_disk_singular; } ||
 334                 disks_grammar=$msg_disk_plural # grammar
 335         local menu_list="
 336                 '>>> $msg_install'      '$msg_install_desc'
 337                                         '$msg_install_help'
 338                 'T $msg_pool_type_disks'
 339                                         '$ZFSBOOT_VDEV_TYPE: $n $disks_grammar'
 340                                         '$msg_pool_type_disks_help'
 341                 '- $msg_rescan_devices' '*'
 342                                         '$msg_rescan_devices_help'
 343                 '- $msg_disk_info'      '*'
 344                                         '$msg_disk_info_help'
 345                 'N $msg_pool_name'      '$ZFSBOOT_POOL_NAME'
 346                                         '$msg_pool_name_help'
 347                 '4 $msg_force_4k_sectors'
 348                                         '$force4k'
 349                                         '$msg_force_4k_sectors_help'
 350                 'E $msg_encrypt_disks'  '$usegeli'
 351                                         '$msg_encrypt_disks_help'
 352                 'P $msg_partition_scheme'
 353                                         '$ZFSBOOT_PARTITION_SCHEME ($ZFSBOOT_BOOT_TYPE)'
 354                                         '$msg_partition_scheme_help'
 355                 'S $msg_swap_size'      '$ZFSBOOT_SWAP_SIZE'
 356                                         '$msg_swap_size_help'
 357                 'M $msg_swap_mirror'    '$swapmirror'
 358                                         '$msg_swap_mirror_help'
 359                 'W $msg_swap_encrypt'   '$swapgeli'
 360                                         '$msg_swap_encrypt_help'
 361         " # END-QUOTE
 362         local defaultitem= # Calculated below
 363         local hline="$hline_alnum_arrows_punc_tab_enter"
 364
 365         local height width rows
 366         eval f_dialog_menu_with_help_size height width rows \
 367                 \"\$title\" \"\$btitle\" \"\$prompt\" \"\$hline\" $menu_list
 368
 369         # Obtain default-item from previously stored selection
 370         f_dialog_default_fetch defaultitem
 371
 372         local menu_choice
 373         menu_choice=$( eval $DIALOG \
 374                 --title \"\$title\"              \
 375                 --backtitle \"\$btitle\"         \
 376                 --hline \"\$hline\"              \
 377                 --item-help                      \
 378                 --ok-label \"\$msg_select\"      \
 379                 --cancel-label \"\$msg_cancel\"  \
 380                 --default-item \"\$defaultitem\" \
 381                 --menu \"\$prompt\"              \
 382                 $height $width $rows             \
 383                 $menu_list                       \
 384                 2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
 385         )
 386         local retval=$?
 387         f_dialog_data_sanitize menu_choice
 388         f_dialog_menutag_store "$menu_choice"
 389
 390         # Only update default-item on success
 391         [ $retval -eq $DIALOG_OK ] && f_dialog_default_store "$menu_choice"
 392
 393         return $retval
 394 }
 395
 396 # dialog_last_chance $disks ...
 397 #
 398 # Display a list of the disks that the user is about to destroy. The default
 399 # action is to return error status unless the user explicitly (non-default)
 400 # selects "Yes" from the noyes dialog.
 401 #
 402 dialog_last_chance()
 403 {
 404         local title="$DIALOG_TITLE"
 405         local btitle="$DIALOG_BACKTITLE"
 406         local prompt # Calculated below
 407         local hline="$hline_arrows_tab_enter"
 408
 409         local height=8 width=50 prefix="   "
 410         local plen=${#prefix} list= line=
 411         local max_width=$(( $width - 3 - $plen ))
 412
 413         local yes no defaultno extra_args format
 414         if [ "$USE_XDIALOG" ]; then
 415                 yes=ok no=cancel defaultno=default-no
 416                 extra_args="--wrap --left"
 417                 format="$msg_last_chance_are_you_sure"
 418         else
 419                 yes=yes no=no defaultno=defaultno
 420                 extra_args="--colors --cr-wrap"
 421                 format="$msg_last_chance_are_you_sure_color"
 422         fi
 423
 424         local disk line_width
 425         for disk in $*; do
 426                 if [ "$line" ]; then
 427                         line_width=${#line}
 428                 else
 429                         line_width=$plen
 430                 fi
 431                 line_width=$(( $line_width + 1 + ${#disk} ))
 432                 # Add newline before disk if it would exceed max_width
 433                 if [ $line_width -gt $max_width ]; then
 434                         list="$list$line\n"
 435                         line="$prefix"
 436                         height=$(( $height + 1 ))
 437                 fi
 438                 # Add the disk to the list
 439                 line="$line $disk"
 440         done
 441         # Append the left-overs
 442         if [ "${line#$prefix}" ]; then
 443                 list="$list$line"
 444                 height=$(( $height + 1 ))
 445         fi
 446
 447         # Add height for Xdialog(1)
 448         [ "$USE_XDIALOG" ] && height=$(( $height + $height / 5 + 3 ))
 449
 450         prompt=$( printf "$format" "$list" )
 451         f_dprintf "%s: Last Chance!" "$0"
 452         $DIALOG \
 453                 --title "$title"        \
 454                 --backtitle "$btitle"   \
 455                 --hline "$hline"        \
 456                 --$defaultno            \
 457                 --$yes-label "$msg_yes" \
 458                 --$no-label "$msg_no"   \
 459                 $extra_args             \
 460                 --yesno "$prompt" $height $width
 461 }
 462
 463 # dialog_menu_layout
 464 #
 465 # Configure Virtual Device type and disks to use for the ZFS boot pool. User
 466 # must select enough disks to satisfy the chosen vdev type.
 467 #
 468 dialog_menu_layout()
 469 {
 470         local funcname=dialog_menu_layout
 471         local title="$DIALOG_TITLE"
 472         local btitle="$DIALOG_BACKTITLE"
 473         local vdev_prompt="$msg_select_virtual_device_type"
 474         local disk_prompt="$msg_please_select_one_or_more_disks"
 475         local vdev_menu_list="
 476                 'stripe' '$msg_stripe_desc' '$msg_stripe_help'
 477                 'mirror' '$msg_mirror_desc' '$msg_mirror_help'
 478                 'raidz1' '$msg_raidz1_desc' '$msg_raidz1_help'
 479                 'raidz2' '$msg_raidz2_desc' '$msg_raidz2_help'
 480                 'raidz3' '$msg_raidz3_desc' '$msg_raidz3_help'
 481         " # END-QUOTE
 482         local disk_check_list= # Calculated below
 483         local vdev_hline="$hline_arrows_tab_enter"
 484         local disk_hline="$hline_arrows_space_tab_enter"
 485
 486         # Warn the user if vdev type is not valid
 487         case "$ZFSBOOT_VDEV_TYPE" in
 488         stripe|mirror|raidz1|raidz2|raidz3) : known good ;;
 489         *)
 490                 f_dprintf "%s: Invalid virtual device type \`%s'" \
 491                           $funcname "$ZFSBOOT_VDEV_TYPE"
 492                 f_show_err "$msg_invalid_virtual_device_type" \
 493                            "$ZFSBOOT_VDEV_TYPE"
 494                 f_interactive || return $FAILURE
 495         esac
 496
 497         # Calculate size of vdev menu once only
 498         local vheight vwidth vrows
 499         eval f_dialog_menu_with_help_size vheight vwidth vrows \
 500                 \"\$title\" \"\$btitle\" \"\$vdev_prompt\" \"\$vdev_hline\" \
 501                 $vdev_menu_list
 502
 503         # Get a list of probed disk devices
 504         local disks=
 505         debug= f_device_find "" $DEVICE_TYPE_DISK disks
 506
 507         # Prune out mounted md(4) devices that may be part of the boot process
 508         local disk name new_list=
 509         for disk in $disks; do
 510                 debug= $disk get name name
 511                 case "$name" in
 512                 md[0-9]*) f_mounted -b "/dev/$name" && continue ;;
 513                 esac
 514                 new_list="$new_list $disk"
 515         done
 516         disks="${new_list# }"
 517
 518         # Debugging
 519         if [ "$debug" ]; then
 520                 local disk_names=
 521                 for disk in $disks; do
 522                         debug= $disk get name name
 523                         disk_names="$disk_names $name"
 524                 done
 525                 f_dprintf "$funcname: disks=[%s]" "${disk_names# }"
 526         fi
 527
 528         if [ ! "$disks" ]; then
 529                 f_dprintf "No disk(s) present to configure"
 530                 f_show_err "$msg_no_disks_present_to_configure"
 531                 return $FAILURE
 532         fi
 533
 534         # Lets sort the disks array to be more user friendly
 535         f_device_sort_by name disks disks
 536
 537         #
 538         # Operate in a loop so we can (if interactive) repeat if not enough
 539         # disks are selected to satisfy the chosen vdev type or user wants to
 540         # back-up to the previous menu.
 541         #
 542         local vardisk ndisks onoff selections vdev_choice breakout device
 543         local valid_disks all_valid want_disks desc height width rows
 544         while :; do
 545                 #
 546                 # Confirm the vdev type that was selected
 547                 #
 548                 if f_interactive && [ "$ZFSBOOT_CONFIRM_LAYOUT" ]; then
 549                         vdev_choice=$( eval $DIALOG \
 550                                 --title \"\$title\"              \
 551                                 --backtitle \"\$btitle\"         \
 552                                 --hline \"\$vdev_hline\"         \
 553                                 --ok-label \"\$msg_ok\"          \
 554                                 --cancel-label \"\$msg_cancel\"  \
 555                                 --item-help                      \
 556                                 --default-item \"\$ZFSBOOT_VDEV_TYPE\" \
 557                                 --menu \"\$vdev_prompt\"         \
 558                                 $vheight $vwidth $vrows          \
 559                                 $vdev_menu_list                  \
 560                                 2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
 561                         ) || return $?
 562                                 # Exit if user pressed ESC or chose Cancel/No
 563                         f_dialog_data_sanitize vdev_choice
 564
 565                         ZFSBOOT_VDEV_TYPE="$vdev_choice"
 566                         f_dprintf "$funcname: ZFSBOOT_VDEV_TYPE=[%s]" \
 567                                   "$ZFSBOOT_VDEV_TYPE"
 568                 fi
 569
 570                 # Determine the number of disks needed for this vdev type
 571                 want_disks=0
 572                 case "$ZFSBOOT_VDEV_TYPE" in
 573                 stripe) want_disks=1 ;;
 574                 mirror) want_disks=2 ;;
 575                 raidz1) want_disks=3 ;;
 576                 raidz2) want_disks=4 ;;
 577                 raidz3) want_disks=5 ;;
 578                 esac
 579
 580                 #
 581                 # Warn the user if any scripted disks are invalid
 582                 #
 583                 valid_disks= all_valid=${ZFSBOOT_DISKS:+1} # optimism
 584                 for disk in $ZFSBOOT_DISKS; do
 585                         if debug= f_device_find -1 \
 586                                 $disk $DEVICE_TYPE_DISK device
 587                         then
 588                                 valid_disks="$valid_disks $disk"
 589                                 continue
 590                         fi
 591                         f_dprintf "$funcname: \`%s' is not a real disk" "$disk"
 592                         all_valid=
 593                 done
 594                 if [ ! "$all_valid" ]; then
 595                         if [ "$ZFSBOOT_DISKS" ]; then
 596                                 f_show_err \
 597                                     "$msg_missing_one_or_more_scripted_disks"
 598                         else
 599                                 f_dprintf "No disks selected."
 600                                 f_interactive ||
 601                                         f_show_err "$msg_no_disks_selected"
 602                         fi
 603                         f_interactive || return $FAILURE
 604                 fi
 605                 ZFSBOOT_DISKS="${valid_disks# }"
 606
 607                 #
 608                 # Short-circuit if we're running non-interactively
 609                 #
 610                 if ! f_interactive || [ ! "$ZFSBOOT_CONFIRM_LAYOUT" ]; then
 611                         f_count ndisks $ZFSBOOT_DISKS
 612                         [ $ndisks -ge $want_disks ] && break # to success
 613
 614                         # Not enough disks selected
 615                         f_dprintf "$funcname: %s: %s (%u < %u minimum)" \
 616                                   "$ZFSBOOT_VDEV_TYPE" \
 617                                   "Not enough disks selected." \
 618                                   $ndisks $want_disks
 619                         f_interactive || return $FAILURE
 620                         msg_yes="$msg_change_selection" msg_no="$msg_cancel" \
 621                                 f_yesno "%s: $msg_not_enough_disks_selected" \
 622                                 "$ZFSBOOT_VDEV_TYPE" $ndisks $want_disks ||
 623                                 return $FAILURE
 624                 fi
 625
 626                 #
 627                 # Confirm the disks that were selected
 628                 # Loop until the user cancels or selects enough disks
 629                 #
 630                 breakout=
 631                 while :; do
 632                         # Loop over list of available disks, resetting state
 633                         for disk in $disks; do
 634                                 f_isset _${disk}_status && _${disk}_status=
 635                         done
 636
 637                         # Loop over list of selected disks and create temporary
 638                         # locals to map statuses onto up-to-date list of disks
 639                         for disk in $ZFSBOOT_DISKS; do
 640                                 debug= f_device_find -1 \
 641                                         $disk $DEVICE_TYPE_DISK disk
 642                                 f_isset _${disk}_status ||
 643                                         local _${disk}_status
 644                                 _${disk}_status=on
 645                         done
 646
 647                         # Create the checklist menu of discovered disk devices
 648                         disk_check_list=
 649                         for disk in $disks; do
 650                                 desc=
 651                                 $disk get name name
 652                                 $disk get desc desc
 653                                 f_shell_escape "$desc" desc
 654                                 f_getvar _${disk}_status:-off onoff
 655                                 disk_check_list="$disk_check_list
 656                                         $name '$desc' $onoff"
 657                         done
 658
 659                         eval f_dialog_checklist_size height width rows \
 660                                 \"\$title\" \"\$btitle\" \"\$prompt\" \
 661                                 \"\$hline\" $disk_check_list
 662
 663                         selections=$( eval $DIALOG \
 664                                 --title \"\$DIALOG_TITLE\"         \
 665                                 --backtitle \"\$DIALOG_BACKTITLE\" \
 666                                 --separate-output                  \
 667                                 --hline \"\$hline\"                \
 668                                 --ok-label \"\$msg_ok\"            \
 669                                 --cancel-label \"\$msg_back\"      \
 670                                 --checklist \"\$prompt\"           \
 671                                 $height $width $rows               \
 672                                 $disk_check_list                   \
 673                                 2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
 674                         ) || break
 675                                 # Loop if user pressed ESC or chose Cancel/No
 676                         f_dialog_data_sanitize selections
 677
 678                         ZFSBOOT_DISKS="$selections"
 679                         f_dprintf "$funcname: ZFSBOOT_DISKS=[%s]" \
 680                                   "$ZFSBOOT_DISKS"
 681
 682                         f_count ndisks $ZFSBOOT_DISKS
 683                         [ $ndisks -ge $want_disks ] &&
 684                                 breakout=break && break
 685
 686                         # Not enough disks selected
 687                         f_dprintf "$funcname: %s: %s (%u < %u minimum)" \
 688                                   "$ZFSBOOT_VDEV_TYPE" \
 689                                   "Not enough disks selected." \
 690                                   $ndisks $want_disks
 691                         msg_yes="$msg_change_selection" msg_no="$msg_cancel" \
 692                                 f_yesno "%s: $msg_not_enough_disks_selected" \
 693                                 "$ZFSBOOT_VDEV_TYPE" $ndisks $want_disks ||
 694                                 break
 695                 done
 696                 [ "$breakout" = "break" ] && break
 697                 [ "$ZFSBOOT_CONFIRM_LAYOUT" ] || return $FAILURE
 698         done
 699
 700         return $DIALOG_OK
 701 }
 702
 703 # zfs_create_diskpart $disk $index
 704 #
 705 # For each block device to be used in the zpool, rather than just create the
 706 # zpool with the raw block devices (e.g., da0, da1, etc.) we create partitions
 707 # so we can have some real swap. This also provides wiggle room incase your
 708 # replacement drivers do not have the exact same sector counts.
 709 #
 710 # NOTE: $swapsize and $bootsize should be defined by the calling function.
 711 # NOTE: Sets $bootpart and $targetpart for the calling function.
 712 #
 713 zfs_create_diskpart()
 714 {
 715         local funcname=zfs_create_diskpart
 716         local disk="$1" index="$2"
 717
 718         # Check arguments
 719         if [ ! "$disk" ]; then
 720                 f_dprintf "$funcname: NULL disk argument"
 721                 msg_error="$msg_error: $funcname" \
 722                         f_show_err "$msg_null_disk_argument"
 723                 return $FAILURE
 724         fi
 725         if [ "${disk#*[$IFS]}" != "$disk" ]; then
 726                 f_dprintf "$funcname: Invalid disk argument \`%s'" "$disk"
 727                 msg_error="$msg_error: $funcname" \
 728                         f_show_err "$msg_invalid_disk_argument" "$disk"
 729                 return $FAILURE
 730         fi
 731         if [ ! "$index" ]; then
 732                 f_dprintf "$funcname: NULL index argument"
 733                 msg_error="$msg_error: $funcname" \
 734                         f_show_err "$msg_null_index_argument"
 735                 return $FAILURE
 736         fi
 737         if ! f_isinteger "$index"; then
 738                 f_dprintf "$funcname: Invalid index argument \`%s'" "$index"
 739                 msg_error="$msg_error: $funcname" \
 740                         f_show_err "$msg_invalid_index_argument" "$index"
 741                 return $FAILURE
 742         fi
 743         f_dprintf "$funcname: disk=[%s] index=[%s]" "$disk" "$index"
 744
 745         # Check for unknown partition scheme before proceeding further
 746         case "$ZFSBOOT_PARTITION_SCHEME" in
 747         ""|MBR|GPT*) : known good ;;
 748         *)
 749                 f_dprintf "$funcname: %s is an unsupported partition scheme" \
 750                           "$ZFSBOOT_PARTITION_SCHEME"
 751                 msg_error="$msg_error: $funcname" f_show_err \
 752                         "$msg_unsupported_partition_scheme" \
 753                         "$ZFSBOOT_PARTITION_SCHEME"
 754                 return $FAILURE
 755         esac
 756
 757         #
 758         # Destroy whatever partition layout is currently on disk.
 759         # NOTE: `-F' required to destroy if partitions still exist.
 760         # NOTE: Failure is ok here, blank disk will have nothing to destroy.
 761         #
 762         f_dprintf "$funcname: Destroying all data/layouts on \`%s'..." "$disk"
 763         f_eval_catch -d $funcname gpart "$GPART_DESTROY_F" $disk
 764         f_eval_catch -d $funcname graid "$GRAID_DELETE" $disk
 765         f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" /dev/$disk
 766
 767         # Make doubly-sure backup GPT is destroyed
 768         f_eval_catch -d $funcname gpart "$GPART_CREATE" gpt $disk
 769         f_eval_catch -d $funcname gpart "$GPART_DESTROY_F" $disk
 770
 771         #
 772         # Enable boot pool if encryption is desired
 773         #
 774         [ "$ZFSBOOT_GELI_ENCRYPTION" ] && ZFSBOOT_BOOT_POOL=1
 775
 776         #
 777         # Lay down the desired type of partition scheme
 778         #
 779         local setsize mbrindex align_small align_big
 780         #
 781         # If user has requested 4 K alignment, add these params to the
 782         # gpart add calls. With GPT, we align large partitions to 1 M for
 783         # improved performance on SSDs. MBR does not always play well with gaps
 784         # between partitions, so all alignment is only 4k for that case.
 785         # With MBR, we align the BSD partition that contains the MBR, otherwise
 786         # the system fails to boot.
 787         #
 788         if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
 789                 align_small="-a 4k"
 790                 align_big="-a 1m"
 791                 sysctl kern.geom.part.mbr.enforce_chs=0
 792         fi
 793
 794         case "$ZFSBOOT_PARTITION_SCHEME" in
 795         ""|GPT*) f_dprintf "$funcname: Creating GPT layout..."
 796                 #
 797                 # 1. Create GPT layout using labels
 798                 #
 799                 f_eval_catch $funcname gpart "$GPART_CREATE" gpt $disk ||
 800                              return $FAILURE
 801
 802                 #
 803                 # Apply workarounds if requested by the user
 804                 #
 805                 if [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT + Lenovo Fix" ]; then
 806                         f_eval_catch $funcname gpart "$GPART_SET_LENOVOFIX" \
 807                                      $disk || return $FAILURE
 808                 elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT + Active" ]; then
 809                         f_eval_catch $funcname gpart "$GPART_SET_PMBR_ACTIVE" \
 810                                      $disk || return $FAILURE
 811                 fi
 812
 813                 #
 814                 # 2. Add small freebsd-boot or efi partition
 815                 #
 816                 if [ "$ZFSBOOT_BOOT_TYPE" = "UEFI" ]; then
 817                         f_eval_catch $funcname gpart \
 818                                      "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
 819                                      "$align_small" efiboot$index efi 200M $disk ||
 820                                      return $FAILURE
 821                         f_eval_catch $funcname gpart "$GPART_BOOTCODE_PARTONLY" \
 822                                      /boot/boot1.efifat 1 $disk ||
 823                                      return $FAILURE
 824                 else
 825                         f_eval_catch $funcname gpart \
 826                                      "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
 827                                      "$align_small" gptboot$index freebsd-boot \
 828                                      512k $disk || return $FAILURE
 829                         f_eval_catch $funcname gpart "$GPART_BOOTCODE_PART" \
 830                                      /boot/pmbr /boot/gptzfsboot 1 $disk ||
 831                                      return $FAILURE
 832                 fi
 833
 834                 # NB: zpool will use the `zfs#' GPT labels
 835                 bootpart=p2 swappart=p2 targetpart=p2
 836                 [ ${swapsize:-0} -gt 0 ] && targetpart=p3
 837
 838                 #
 839                 # Prepare boot pool if enabled (e.g., for geli(8))
 840                 #
 841                 if [ "$ZFSBOOT_BOOT_POOL" ]; then
 842                         bootpart=p2 swappart=p3 targetpart=p3
 843                         [ ${swapsize:-0} -gt 0 ] && targetpart=p4
 844                         f_eval_catch $funcname gpart \
 845                                      "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
 846                                      "$align_big" boot$index freebsd-zfs \
 847                                      ${bootsize}b $disk ||
 848                                      return $FAILURE
 849                         # Pedantically nuke any old labels
 850                         f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 851                                         /dev/$disk$bootpart
 852                         if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
 853                                 # Pedantically detach targetpart for later
 854                                 f_eval_catch -d $funcname geli \
 855                                                 "$GELI_DETACH_F" \
 856                                                 /dev/$disk$targetpart
 857                         fi
 858                 fi
 859
 860                 #
 861                 # 3. Add freebsd-swap partition labeled `swap#'
 862                 #
 863                 if [ ${swapsize:-0} -gt 0 ]; then
 864                         f_eval_catch $funcname gpart \
 865                                      "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
 866                                      "$align_big" swap$index freebsd-swap \
 867                                      ${swapsize}b $disk ||
 868                                      return $FAILURE
 869                         # Pedantically nuke any old labels on the swap
 870                         f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 871                                         /dev/$disk$swappart
 872                 fi
 873
 874                 #
 875                 # 4. Add freebsd-zfs partition labeled `zfs#' for zroot
 876                 #
 877                 f_eval_catch $funcname gpart "$GPART_ADD_ALIGN_LABEL" \
 878                              "$align_big" zfs$index freebsd-zfs $disk ||
 879                              return $FAILURE
 880                 f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 881                                 /dev/$disk$targetpart
 882                 ;;
 883
 884         MBR) f_dprintf "$funcname: Creating MBR layout..."
 885                 #
 886                 # 1. Create MBR layout (no labels)
 887                 #
 888                 f_eval_catch $funcname gpart "$GPART_CREATE" mbr $disk ||
 889                              return $FAILURE
 890                 f_eval_catch $funcname gpart "$GPART_BOOTCODE" /boot/mbr \
 891                              $disk || return $FAILURE
 892
 893                 #
 894                 # 2. Add freebsd slice with all available space
 895                 #
 896                 f_eval_catch $funcname gpart "$GPART_ADD_ALIGN" "$align_small" \
 897                              freebsd $disk ||
 898                              return $FAILURE
 899                 f_eval_catch $funcname gpart "$GPART_SET_ACTIVE" 1 $disk ||
 900                              return $FAILURE
 901                 # Pedantically nuke any old labels
 902                 f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 903                                 /dev/${disk}s1
 904                 # Pedantically nuke any old scheme
 905                 f_eval_catch -d $funcname gpart "$GPART_DESTROY_F" ${disk}s1
 906
 907                 #
 908                 # 3. Write BSD scheme to the freebsd slice
 909                 #
 910                 f_eval_catch $funcname gpart "$GPART_CREATE" BSD ${disk}s1 ||
 911                              return $FAILURE
 912
 913                 # NB: zpool will use s1a (no labels)
 914                 bootpart=s1a swappart=s1b targetpart=s1d mbrindex=4
 915
 916                 #
 917                 # Always prepare a boot pool on MBR
 918                 # Do not align this partition, there must not be a gap
 919                 #
 920                 ZFSBOOT_BOOT_POOL=1
 921                 f_eval_catch $funcname gpart \
 922                              "$GPART_ADD_ALIGN_INDEX_WITH_SIZE" \
 923                              "" 1 freebsd-zfs ${bootsize}b ${disk}s1 ||
 924                              return $FAILURE
 925                 # Pedantically nuke any old labels
 926                 f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 927                                 /dev/$disk$bootpart
 928                 if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
 929                         # Pedantically detach targetpart for later
 930                         f_eval_catch -d $funcname geli \
 931                                         "$GELI_DETACH_F" \
 932                                         /dev/$disk$targetpart
 933                 fi
 934
 935                 #
 936                 # 4. Add freebsd-swap partition
 937                 #
 938                 if [ ${swapsize:-0} -gt 0 ]; then
 939                         f_eval_catch $funcname gpart \
 940                                      "$GPART_ADD_ALIGN_INDEX_WITH_SIZE" \
 941                                      "$align_small" 2 freebsd-swap ${swapsize}b ${disk}s1 ||
 942                                      return $FAILURE
 943                         # Pedantically nuke any old labels on the swap
 944                         f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 945                                         /dev/${disk}s1b
 946                 fi
 947
 948                 #
 949                 # 5. Add freebsd-zfs partition for zroot
 950                 #
 951                 f_eval_catch $funcname gpart "$GPART_ADD_ALIGN_INDEX" \
 952                              "$align_small" $mbrindex freebsd-zfs ${disk}s1 || return $FAILURE
 953                 f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
 954                                 /dev/$disk$targetpart # Pedantic
 955                 f_eval_catch $funcname dd "$DD_WITH_OPTIONS" \
 956                              /boot/zfsboot /dev/${disk}s1 count=1 ||
 957                              return $FAILURE
 958                 ;;
 959
 960         esac # $ZFSBOOT_PARTITION_SCHEME
 961
 962         # Update fstab(5)
 963         local swapsize
 964         f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize
 965         if [ "$isswapmirror" ]; then
 966                 # This is not the first disk in the mirror, do nothing
 967         elif [ "$ZFSBOOT_SWAP_ENCRYPTION" -a "$ZFSBOOT_SWAP_MIRROR" ]; then
 968                 f_eval_catch $funcname printf "$PRINTF_FSTAB" \
 969                              /dev/mirror/swap.eli none swap sw 0 0 \
 970                              $BSDINSTALL_TMPETC/fstab ||
 971                              return $FAILURE
 972                 isswapmirror=1
 973         elif [ "$ZFSBOOT_SWAP_MIRROR" ]; then
 974                 f_eval_catch $funcname printf "$PRINTF_FSTAB" \
 975                              /dev/mirror/swap none swap sw 0 0 \
 976                              $BSDINSTALL_TMPETC/fstab ||
 977                              return $FAILURE
 978                 isswapmirror=1
 979         elif [ "$ZFSBOOT_SWAP_ENCRYPTION" ]; then
 980                 f_eval_catch $funcname printf "$PRINTF_FSTAB" \
 981                              /dev/$disk${swappart}.eli none swap sw 0 0 \
 982                              $BSDINSTALL_TMPETC/fstab ||
 983                              return $FAILURE
 984         elif [ ${swapsize:-0} -eq 0 ]; then
 985                 # If swap is 0 sized, don't add it to fstab
 986         else
 987                 f_eval_catch $funcname printf "$PRINTF_FSTAB" \
 988                              /dev/$disk$swappart none swap sw 0 0 \
 989                              $BSDINSTALL_TMPETC/fstab ||
 990                              return $FAILURE
 991         fi
 992
 993         return $SUCCESS
 994 }
 995
 996 # zfs_create_boot $poolname $vdev_type $disks ...
 997 #
 998 # Creates boot pool and dataset layout. Returns error if something goes wrong.
 999 # Errors are printed to stderr for collection and display.
1000 #
1001 zfs_create_boot()
1002 {
1003         local funcname=zfs_create_boot
1004         local zroot_name="$1"
1005         local zroot_vdevtype="$2"
1006         local zroot_vdevs= # Calculated below
1007         local swap_devs= # Calculated below
1008         local boot_vdevs= # Used for geli(8) and/or MBR layouts
1009         shift 2 # poolname vdev_type
1010         local disks="$*" disk
1011         local isswapmirror
1012         local bootpart targetpart swappart # Set by zfs_create_diskpart() below
1013         local create_options
1014
1015         #
1016         # Pedantic checks; should never be seen
1017         #
1018         if [ ! "$zroot_name" ]; then
1019                 f_dprintf "$funcname: NULL poolname"
1020                 msg_error="$msg_error: $funcname" \
1021                         f_show_err "$msg_null_poolname"
1022                 return $FAILURE
1023         fi
1024         if [ $# -lt 1 ]; then
1025                 f_dprintf "$funcname: missing disk arguments"
1026                 msg_error="$msg_error: $funcname" \
1027                         f_show_err "$msg_missing_disk_arguments"
1028                 return $FAILURE
1029         fi
1030         f_dprintf "$funcname: poolname=[%s] vdev_type=[%s]" \
1031                   "$zroot_name" "$zroot_vdevtype"
1032
1033         #
1034         # Initialize fstab(5)
1035         #
1036         f_dprintf "$funcname: Initializing temporary fstab(5) file..."
1037         f_eval_catch $funcname sh "$SHELL_TRUNCATE" $BSDINSTALL_TMPETC/fstab ||
1038                      return $FAILURE
1039         f_eval_catch $funcname printf "$PRINTF_FSTAB" \
1040                      "# Device" Mountpoint FStype Options Dump "Pass#" \
1041                      $BSDINSTALL_TMPETC/fstab || return $FAILURE
1042
1043         #
1044         # Expand SI units in desired sizes
1045         #
1046         f_dprintf "$funcname: Expanding supplied size values..."
1047         local swapsize bootsize
1048         if ! f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize; then
1049                 f_dprintf "$funcname: Invalid swap size \`%s'" \
1050                           "$ZFSBOOT_SWAP_SIZE"
1051                 f_show_err "$msg_invalid_swap_size" "$ZFSBOOT_SWAP_SIZE"
1052                 return $FAILURE
1053         fi
1054         if ! f_expand_number "$ZFSBOOT_BOOT_POOL_SIZE" bootsize; then
1055                 f_dprintf "$funcname: Invalid boot pool size \`%s'" \
1056                           "$ZFSBOOT_BOOT_POOL_SIZE"
1057                 f_show_err "$msg_invalid_boot_pool_size" \
1058                            "$ZFSBOOT_BOOT_POOL_SIZE"
1059                 return $FAILURE
1060         fi
1061         f_dprintf "$funcname: ZFSBOOT_SWAP_SIZE=[%s] swapsize=[%s]" \
1062                   "$ZFSBOOT_SWAP_SIZE" "$swapsize"
1063         f_dprintf "$funcname: ZFSBOOT_BOOT_POOL_SIZE=[%s] bootsize=[%s]" \
1064                   "$ZFSBOOT_BOOT_POOL_SIZE" "$bootsize"
1065
1066         #
1067         # Destroy the pool in-case this is our second time 'round (case of
1068         # failure and installer presented ``Retry'' option to come back).
1069         #
1070         # NB: If we don't destroy the pool, later gpart(8) destroy commands
1071         # that try to clear existing partitions (see zfs_create_diskpart())
1072         # will fail with a `Device Busy' error, leading to `GEOM exists'.
1073         #
1074         f_eval_catch -d $funcname zpool "$ZPOOL_DESTROY" "$zroot_name"
1075
1076         #
1077         # Prepare the disks and build pool device list(s)
1078         #
1079         f_dprintf "$funcname: Preparing disk partitions for ZFS pool..."
1080
1081         # Force 4K sectors using vfs.zfs.min_auto_ashift=12
1082         if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
1083                 f_dprintf "$funcname: With 4K sectors..."
1084                 f_eval_catch $funcname sysctl "$SYSCTL_ZFS_MIN_ASHIFT_12" \
1085                     || return $FAILURE
1086         fi
1087         local n=0
1088         for disk in $disks; do
1089                 zfs_create_diskpart $disk $n || return $FAILURE
1090                 # Now $bootpart, $targetpart, and $swappart are set (suffix
1091                 # for $disk)
1092                 if [ "$ZFSBOOT_BOOT_POOL" ]; then
1093                         boot_vdevs="$boot_vdevs $disk$bootpart"
1094                 fi
1095                 zroot_vdevs="$zroot_vdevs $disk$targetpart"
1096                 if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1097                         zroot_vdevs="$zroot_vdevs.eli"
1098                 fi
1099
1100                 n=$(( $n + 1 ))
1101         done # disks
1102
1103         #
1104         # If we need/want a boot pool, create it
1105         #
1106         if [ "$ZFSBOOT_BOOT_POOL" ]; then
1107                 local bootpool_vdevtype= # Calculated below
1108                 local bootpool_options= # Calculated below
1109                 local bootpool_name="$ZFSBOOT_BOOT_POOL_NAME"
1110                 local bootpool="$BSDINSTALL_CHROOT/$bootpool_name"
1111                 local zroot_key="${ZFSBOOT_GELI_KEY_FILE#/}"
1112
1113                 f_dprintf "$funcname: Setting up boot pool..."
1114                 [ "$ZFSBOOT_GELI_ENCRYPTION" ] &&
1115                         f_dprintf "$funcname: For encrypted root disk..."
1116
1117                 # Create parent directory for boot pool
1118                 f_eval_catch -d $funcname umount "$UMOUNT" /mnt
1119                 f_eval_catch $funcname mount "$MOUNT_TYPE" tmpfs none \
1120                              $BSDINSTALL_CHROOT || return $FAILURE
1121
1122                 # Create mirror across the boot partition on all disks
1123                 local nvdevs
1124                 f_count nvdevs $boot_vdevs
1125                 [ $nvdevs -gt 1 ] && bootpool_vdevtype=mirror
1126
1127                 create_options="$ZFSBOOT_BOOT_POOL_CREATE_OPTIONS"
1128                 bootpool_options="-o altroot=$BSDINSTALL_CHROOT"
1129                 bootpool_options="$bootpool_options $create_options"
1130                 bootpool_options="$bootpool_options -m \"/$bootpool_name\" -f"
1131                 f_eval_catch $funcname zpool "$ZPOOL_CREATE_WITH_OPTIONS" \
1132                              "$bootpool_options" "$bootpool_name" \
1133                              "$bootpool_vdevtype" "$boot_vdevs" ||
1134                              return $FAILURE
1135
1136                 f_eval_catch $funcname mkdir "$MKDIR_P" "$bootpool/boot" ||
1137                              return $FAILURE
1138
1139                 if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1140                         # Generate an encryption key using random(4)
1141                         f_eval_catch $funcname dd "$DD_WITH_OPTIONS" \
1142                                      /dev/random "$bootpool/$zroot_key" \
1143                                      "bs=4096 count=1" || return $FAILURE
1144                         f_eval_catch $funcname chmod "$CHMOD_MODE" \
1145                                      go-wrx "$bootpool/$zroot_key" ||
1146                                      return $FAILURE
1147                 else
1148                         # Clean up
1149                         f_eval_catch $funcname zfs "$ZFS_UNMOUNT" \
1150                                      "$bootpool_name" || return $FAILURE
1151                         f_eval_catch -d $funcname umount "$UMOUNT" /mnt # tmpfs
1152                 fi
1153
1154         fi
1155
1156         #
1157         # Create the geli(8) GEOMS
1158         #
1159         if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1160                 # Prompt user for password (twice)
1161                 if ! msg_enter_new_password="$msg_geli_password" \
1162                         f_dialog_input_password
1163                 then
1164                         f_dprintf "$funcname: User cancelled"
1165                         f_show_err "$msg_user_cancelled"
1166                         return $FAILURE
1167                 fi
1168
1169                 # Initialize geli(8) on each of the target partitions
1170                 for disk in $disks; do
1171                         f_dialog_info "$msg_geli_setup" \
1172                                 2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
1173                         if ! echo "$pw_password" | f_eval_catch \
1174                                 $funcname geli "$GELI_PASSWORD_INIT" \
1175                                 "$bootpool/boot/$disk$targetpart.eli" \
1176                                 AES-XTS "$bootpool/$zroot_key" \
1177                                 $disk$targetpart
1178                         then
1179                                 f_interactive || f_die
1180                                 unset pw_password # Sensitive info
1181                                 return $FAILURE
1182                         fi
1183                         if ! echo "$pw_password" | f_eval_catch \
1184                                 $funcname geli "$GELI_ATTACH" \
1185                                 "$bootpool/$zroot_key" $disk$targetpart
1186                         then
1187                                 f_interactive || f_die
1188                                 unset pw_password # Sensitive info
1189                                 return $FAILURE
1190                         fi
1191                 done
1192                 unset pw_password # Sensitive info
1193
1194                 # Clean up
1195                 f_eval_catch $funcname zfs "$ZFS_UNMOUNT" "$bootpool_name" ||
1196                         return $FAILURE
1197                 f_eval_catch -d $funcname umount "$UMOUNT" /mnt # tmpfs
1198         fi
1199
1200         #
1201         # Create the gmirror(8) GEOMS for swap
1202         #
1203         if [ "$ZFSBOOT_SWAP_MIRROR" ]; then
1204                 for disk in $disks; do
1205                         swap_devs="$swap_devs $disk$swappart"
1206                 done
1207                 f_eval_catch $funcname gmirror "$SWAP_GMIRROR_LABEL" \
1208                         "$swap_devs" || return $FAILURE
1209         fi
1210
1211         #
1212         # Create the ZFS root pool with desired type and disk devices
1213         #
1214         f_dprintf "$funcname: Creating root pool..."
1215         create_options="$ZFSBOOT_POOL_CREATE_OPTIONS"
1216         f_eval_catch $funcname zpool "$ZPOOL_CREATE_WITH_OPTIONS" \
1217                 "-o altroot=$BSDINSTALL_CHROOT $create_options -m none -f" \
1218                 "$zroot_name" "$zroot_vdevtype" "$zroot_vdevs" ||
1219                 return $FAILURE
1220
1221         #
1222         # Create ZFS dataset layout within the new root pool
1223         #
1224         f_dprintf "$funcname: Creating ZFS datasets..."
1225         echo "$ZFSBOOT_DATASETS" | while read dataset options; do
1226                 # Skip blank lines and comments
1227                 case "$dataset" in "#"*|"") continue; esac
1228                 # Remove potential inline comments in options
1229                 options="${options%%#*}"
1230                 # Replace tabs with spaces
1231                 f_replaceall "$options" "       " " " options
1232                 # Reduce contiguous runs of space to one single space
1233                 oldoptions=
1234                 while [ "$oldoptions" != "$options" ]; do
1235                         oldoptions="$options"
1236                         f_replaceall "$options" "  " " " options
1237                 done
1238                 # Replace both commas and spaces with ` -o '
1239                 f_replaceall "$options" "[ ,]" " -o " options
1240                 # Create the dataset with desired options
1241                 f_eval_catch $funcname zfs "$ZFS_CREATE_WITH_OPTIONS" \
1242                              "${options:+-o $options}" "$zroot_name$dataset" ||
1243                              return $FAILURE
1244         done
1245
1246         #
1247         # Set a mountpoint for the root of the pool so newly created datasets
1248         # have a mountpoint to inherit
1249         #
1250         f_dprintf "$funcname: Setting mountpoint for root of the pool..."
1251         f_eval_catch $funcname zfs "$ZFS_SET" \
1252                 "mountpoint=/$zroot_name" "$zroot_name" ||
1253                 return $FAILURE
1254
1255         # Touch up permissions on the tmp directories
1256         f_dprintf "$funcname: Modifying directory permissions..."
1257         local dir
1258         for dir in /tmp /var/tmp; do
1259                 f_eval_catch $funcname chmod "$CHMOD_MODE" 1777 \
1260                              $BSDINSTALL_CHROOT$dir || return $FAILURE
1261         done
1262
1263         # Create symlink(s)
1264         if [ "$ZFSBOOT_BOOT_POOL" ]; then
1265                 f_dprintf "$funcname: Creating /boot symlink for boot pool..."
1266                 f_eval_catch $funcname ln "$LN_SF" "$bootpool_name/boot" \
1267                              $BSDINSTALL_CHROOT/boot || return $FAILURE
1268         fi
1269
1270         # Set bootfs property
1271         local zroot_bootfs="$ZFSBOOT_BEROOT_NAME/$ZFSBOOT_BOOTFS_NAME"
1272         f_dprintf "$funcname: Setting bootfs property..."
1273         f_eval_catch $funcname zpool "$ZPOOL_SET" \
1274                 "bootfs=\"$zroot_name/$zroot_bootfs\"" "$zroot_name" ||
1275                 return $FAILURE
1276
1277         # Export the pool(s)
1278         f_dprintf "$funcname: Temporarily exporting ZFS pool(s)..."
1279         f_eval_catch $funcname zpool "$ZPOOL_EXPORT" "$zroot_name" ||
1280                      return $FAILURE
1281         if [ "$ZFSBOOT_BOOT_POOL" ]; then
1282                 f_eval_catch $funcname zpool "$ZPOOL_EXPORT" \
1283                              "$bootpool_name" || return $FAILURE
1284         fi
1285
1286         # MBR boot loader touch-up
1287         if [ "$ZFSBOOT_PARTITION_SCHEME" = "MBR" ]; then
1288                 f_dprintf "$funcname: Updating MBR boot loader on disks..."
1289                 # Stick the ZFS boot loader in the "convienient hole" after
1290                 # the ZFS internal metadata
1291                 for disk in $disks; do
1292                         f_eval_catch $funcname dd "$DD_WITH_OPTIONS" \
1293                                      /boot/zfsboot /dev/$disk$bootpart \
1294                                      "skip=1 seek=1024" || return $FAILURE
1295                 done
1296         fi
1297
1298         # Re-import the ZFS pool(s)
1299         f_dprintf "$funcname: Re-importing ZFS pool(s)..."
1300         f_eval_catch $funcname zpool "$ZPOOL_IMPORT_WITH_OPTIONS" \
1301                      "-o altroot=\"$BSDINSTALL_CHROOT\"" "$zroot_name" ||
1302                      return $FAILURE
1303         if [ "$ZFSBOOT_BOOT_POOL" ]; then
1304                 f_eval_catch $funcname zpool "$ZPOOL_IMPORT_WITH_OPTIONS" \
1305                              "-o altroot=\"$BSDINSTALL_CHROOT\"" \
1306                              "$bootpool_name" || return $FAILURE
1307         fi
1308
1309         # While this is apparently not needed, it seems to help MBR
1310         f_dprintf "$funcname: Configuring zpool.cache for zroot..."
1311         f_eval_catch $funcname mkdir "$MKDIR_P" $BSDINSTALL_CHROOT/boot/zfs ||
1312                      return $FAILURE
1313         f_eval_catch $funcname zpool "$ZPOOL_SET" \
1314                      "cachefile=\"$BSDINSTALL_CHROOT/boot/zfs/zpool.cache\"" \
1315                      "$zroot_name" || return $FAILURE
1316
1317         # Last, but not least... required lines for rc.conf(5)/loader.conf(5)
1318         # NOTE: We later concatenate these into their destination
1319         f_dprintf "%s: Configuring rc.conf(5)/loader.conf(5) additions..." \
1320                   "$funcname"
1321         f_eval_catch $funcname echo "$ECHO_APPEND" 'zfs_enable=\"YES\"' \
1322                      $BSDINSTALL_TMPETC/rc.conf.zfs || return $FAILURE
1323         f_eval_catch $funcname echo "$ECHO_APPEND" \
1324                      'kern.geom.label.gptid.enable=\"0\"' \
1325                      $BSDINSTALL_TMPBOOT/loader.conf.zfs || return $FAILURE
1326
1327         if [ "$ZFSBOOT_SWAP_MIRROR" ]; then
1328                 f_eval_catch $funcname echo "$ECHO_APPEND" \
1329                              'geom_mirror_load=\"YES\"' \
1330                              $BSDINSTALL_TMPBOOT/loader.conf.gmirror ||
1331                              return $FAILURE
1332         fi
1333
1334         # We're all done unless we should go on for boot pool
1335         [ "$ZFSBOOT_BOOT_POOL" ] || return $SUCCESS
1336
1337         # Set cachefile for boot pool so it auto-imports at system start
1338         f_dprintf "$funcname: Configuring zpool.cache for boot pool..."
1339         f_eval_catch $funcname zpool "$ZPOOL_SET" \
1340                      "cachefile=\"$BSDINSTALL_CHROOT/boot/zfs/zpool.cache\"" \
1341                      "$bootpool_name" || return $FAILURE
1342
1343         # Some additional geli(8) requirements for loader.conf(5)
1344         for option in \
1345                 'zpool_cache_load=\"YES\"' \
1346                 'zpool_cache_type=\"/boot/zfs/zpool.cache\"' \
1347                 'zpool_cache_name=\"/boot/zfs/zpool.cache\"' \
1348         ; do
1349                 f_eval_catch $funcname echo "$ECHO_APPEND" "$option" \
1350                              $BSDINSTALL_TMPBOOT/loader.conf.zfs ||
1351                              return $FAILURE
1352         done
1353         f_eval_catch $funcname printf "$PRINTF_CONF" vfs.root.mountfrom \
1354                 "\"zfs:$zroot_name/$zroot_bootfs\"" \
1355                 $BSDINSTALL_TMPBOOT/loader.conf.root || return $FAILURE
1356
1357         # We're all done unless we should go on to do encryption
1358         [ "$ZFSBOOT_GELI_ENCRYPTION" ] || return $SUCCESS
1359
1360         #
1361         # Configure geli(8)-based encryption
1362         #
1363         f_dprintf "$funcname: Configuring disk encryption..."
1364         f_eval_catch $funcname echo "$ECHO_APPEND" 'aesni_load=\"YES\"' \
1365                 $BSDINSTALL_TMPBOOT/loader.conf.aesni || return $FAILURE
1366         f_eval_catch $funcname echo "$ECHO_APPEND" 'geom_eli_load=\"YES\"' \
1367                 $BSDINSTALL_TMPBOOT/loader.conf.geli || return $FAILURE
1368         f_eval_catch $funcname echo "$ECHO_APPEND" \
1369                 'geom_eli_passphrase_prompt=\"YES\"' \
1370                 $BSDINSTALL_TMPBOOT/loader.conf.geli || return $FAILURE
1371         for disk in $disks; do
1372                 f_eval_catch $funcname printf "$PRINTF_CONF" \
1373                         geli_%s_keyfile0_load "$disk$targetpart YES" \
1374                         $BSDINSTALL_TMPBOOT/loader.conf.$disk$targetpart ||
1375                         return $FAILURE
1376                 f_eval_catch $funcname printf "$PRINTF_CONF" \
1377                         geli_%s_keyfile0_type \
1378                         "$disk$targetpart $disk$targetpart:geli_keyfile0" \
1379                         $BSDINSTALL_TMPBOOT/loader.conf.$disk$targetpart ||
1380                         return $FAILURE
1381                 f_eval_catch $funcname printf "$PRINTF_CONF" \
1382                         geli_%s_keyfile0_name \
1383                         "$disk$targetpart \"$ZFSBOOT_GELI_KEY_FILE\"" \
1384                         $BSDINSTALL_TMPBOOT/loader.conf.$disk$targetpart ||
1385                         return $FAILURE
1386         done
1387
1388         return $SUCCESS
1389 }
1390
1391 # dialog_menu_diskinfo
1392 #
1393 # Prompt the user to select a disk and then provide detailed info on it.
1394 #
1395 dialog_menu_diskinfo()
1396 {
1397         local device disk
1398
1399         #
1400         # Break from loop when user cancels disk selection
1401         #
1402         while :; do
1403                 device=$( msg_cancel="$msg_back" f_device_menu \
1404                         "$DIALOG_TITLE" "$msg_select_a_disk_device" "" \
1405                         $DEVICE_TYPE_DISK 2>&1 ) || break
1406                 $device get name disk
1407
1408                 # Show gpart(8) `show' and camcontrol(8) `inquiry' data
1409                 f_show_msg "$msg_detailed_disk_info" \
1410                         "$disk" "$( gpart show $disk 2> /dev/null )" \
1411                         "$disk" "$( camcontrol inquiry $disk 2> /dev/null )" \
1412                         "$disk" "$( camcontrol identify $disk 2> /dev/null )"
1413         done
1414
1415         return $SUCCESS
1416 }
1417
1418 ############################################################ MAIN
1419
1420 #
1421 # Initialize
1422 #
1423 f_dialog_title "$msg_zfs_configuration"
1424 f_dialog_backtitle "$msg_freebsd_installer"
1425
1426 # User may have specifically requested ZFS-related operations be interactive
1427 ! f_interactive && f_zfsinteractive && unset $VAR_NONINTERACTIVE
1428
1429 #
1430 # Debugging
1431 #
1432 f_dprintf "BSDINSTALL_CHROOT=[%s]" "$BSDINSTALL_CHROOT"
1433 f_dprintf "BSDINSTALL_TMPETC=[%s]" "$BSDINSTALL_TMPETC"
1434 f_dprintf "FSTAB_FMT=[%s]" "$FSTAB_FMT"
1435
1436 #
1437 # If the system was booted with UEFI, set the default boot type to UEFI
1438 #
1439 bootmethod=$( sysctl -n machdep.bootmethod )
1440 f_dprintf "machdep.bootmethod=[%s]" "$bootmethod"
1441 if [ "$bootmethod" = "UEFI" ]; then
1442         : ${ZFSBOOT_BOOT_TYPE:=UEFI}
1443         : ${ZFSBOOT_PARTITION_SCHEME:=GPT}
1444 else
1445         : ${ZFSBOOT_BOOT_TYPE:=BIOS}
1446         : ${ZFSBOOT_PARTITION_SCHEME:=GPT}
1447 fi
1448
1449 #
1450 # Loop over the main menu until we've accomplished what we came here to do
1451 #
1452 while :; do
1453         if ! f_interactive; then
1454                 retval=$DIALOG_OK
1455                 mtag=">>> $msg_install"
1456         else
1457                 dialog_menu_main
1458                 retval=$?
1459                 f_dialog_menutag_fetch mtag
1460         fi
1461
1462         f_dprintf "retval=%u mtag=[%s]" $retval "$mtag"
1463         [ $retval -eq $DIALOG_OK ] || f_die
1464
1465         case "$mtag" in
1466         ">>> $msg_install")
1467                 #
1468                 # First, validate the user's selections
1469                 #
1470
1471                 # Make sure they gave us a name for the pool
1472                 if [ ! "$ZFSBOOT_POOL_NAME" ]; then
1473                         f_dprintf "Pool name cannot be empty."
1474                         f_show_err "$msg_pool_name_cannot_be_empty"
1475                         continue
1476                 fi
1477
1478                 # Validate vdev type against number of disks selected/scripted
1479                 # (also validates that ZFSBOOT_DISKS are real [probed] disks)
1480                 # NB: dialog_menu_layout supports running non-interactively
1481                 dialog_menu_layout || continue
1482
1483                 # Make sure each disk will have room for ZFS
1484                 if f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize &&
1485                    f_expand_number "$ZFSBOOT_BOOT_POOL_SIZE" bootsize &&
1486                    f_expand_number "1g" zpoolmin
1487                 then
1488                         minsize=$(( $swapsize + $zpoolmin )) teeny_disks=
1489                         [ "$ZFSBOOT_BOOT_POOL" ] &&
1490                                 minsize=$(( $minsize + $bootsize ))
1491                         for disk in $ZFSBOOT_DISKS; do
1492                                 debug= f_device_find -1 \
1493                                         $disk $DEVICE_TYPE_DISK device
1494                                 $device get capacity disksize || continue
1495                                 [ ${disksize:-0} -ge 0 ] || disksize=0
1496                                 [ $disksize -lt $minsize ] &&
1497                                         teeny_disks="$teeny_disks $disk"
1498                         done
1499                         if [ "$teeny_disks" ]; then
1500                                 f_dprintf "swapsize=[%s] bootsize[%s] %s" \
1501                                           "$ZFSBOOT_SWAP_SIZE" \
1502                                           "$ZFSBOOT_BOOT_POOL_SIZE" \
1503                                           "minsize=[$minsize]"
1504                                 f_dprintf "These disks are too small: %s" \
1505                                           "$teeny_disks"
1506                                 f_show_err "$msg_these_disks_are_too_small" \
1507                                            "$ZFSBOOT_SWAP_SIZE" \
1508                                            "$ZFSBOOT_BOOT_POOL_SIZE" \
1509                                            "$teeny_disks"
1510                                 continue
1511                         fi
1512                 fi
1513
1514                 #
1515                 # Last Chance!
1516                 #
1517                 if f_interactive; then
1518                         dialog_last_chance $ZFSBOOT_DISKS || continue
1519                 fi
1520
1521                 #
1522                 # Let's do this
1523                 #
1524
1525                 vdev_type="$ZFSBOOT_VDEV_TYPE"
1526
1527                 # Blank the vdev type for the default layout
1528                 [ "$vdev_type" = "stripe" ] && vdev_type=
1529
1530                 zfs_create_boot "$ZFSBOOT_POOL_NAME" \
1531                                 "$vdev_type" $ZFSBOOT_DISKS || continue
1532
1533                 break # to success
1534                 ;;
1535         ?" $msg_pool_type_disks")
1536                 ZFSBOOT_CONFIRM_LAYOUT=1
1537                 dialog_menu_layout
1538                 # User has poked settings, disable later confirmation
1539                 ZFSBOOT_CONFIRM_LAYOUT=
1540                 ;;
1541         "- $msg_rescan_devices") f_device_rescan ;;
1542         "- $msg_disk_info") dialog_menu_diskinfo ;;
1543         ?" $msg_pool_name")
1544                 # Prompt the user to input/change the name for the new pool
1545                 f_dialog_input input \
1546                         "$msg_please_enter_a_name_for_your_zpool" \
1547                         "$ZFSBOOT_POOL_NAME" &&
1548                         ZFSBOOT_POOL_NAME="$input"
1549                 ;;
1550         ?" $msg_force_4k_sectors")
1551                 # Toggle the variable referenced both by the menu and later
1552                 if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
1553                         ZFSBOOT_FORCE_4K_SECTORS=
1554                 else
1555                         ZFSBOOT_FORCE_4K_SECTORS=1
1556                 fi
1557                 ;;
1558         ?" $msg_encrypt_disks")
1559                 # Toggle the variable referenced both by the menu and later
1560                 if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1561                         ZFSBOOT_GELI_ENCRYPTION=
1562                 else
1563                         ZFSBOOT_FORCE_4K_SECTORS=1
1564                         ZFSBOOT_GELI_ENCRYPTION=1
1565                 fi
1566                 ;;
1567         ?" $msg_partition_scheme")
1568                 # Toggle between GPT (BIOS), GPT (UEFI) and MBR
1569                 if [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT" -a "$ZFSBOOT_BOOT_TYPE" = "BIOS" ]; then
1570                         ZFSBOOT_PARTITION_SCHEME="GPT"
1571                         ZFSBOOT_BOOT_TYPE="UEFI"
1572                 elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT" ]; then
1573                         ZFSBOOT_PARTITION_SCHEME="MBR"
1574                         ZFSBOOT_BOOT_TYPE="BIOS"
1575                 elif [ "$ZFSBOOT_PARTITION_SCHEME" = "MBR" ]; then
1576                         ZFSBOOT_PARTITION_SCHEME="GPT + Active"
1577                         ZFSBOOT_BOOT_TYPE="BIOS"
1578                 elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT + Active" ]; then
1579                         ZFSBOOT_PARTITION_SCHEME="GPT + Lenovo Fix"
1580                         ZFSBOOT_BOOT_TYPE="BIOS"
1581                 else
1582                         ZFSBOOT_PARTITION_SCHEME="GPT"
1583                         ZFSBOOT_BOOT_TYPE="BIOS"
1584                 fi
1585                 ;;
1586         ?" $msg_swap_size")
1587                 # Prompt the user to input/change the swap size for each disk
1588                 while :; do
1589                     f_dialog_input input \
1590                             "$msg_please_enter_amount_of_swap_space" \
1591                             "$ZFSBOOT_SWAP_SIZE" &&
1592                             ZFSBOOT_SWAP_SIZE="${input:-0}"
1593                     if f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize
1594                     then
1595                         if [ $swapsize -ne 0 -a $swapsize -lt 104857600 ]; then
1596                             f_show_err "$msg_swap_toosmall" \
1597                                        "$ZFSBOOT_SWAP_SIZE"
1598                             continue;
1599                         else
1600                             break;
1601                         fi
1602                     else
1603                         f_show_err "$msg_swap_invalid" \
1604                                    "$ZFSBOOT_SWAP_SIZE"
1605                         continue;
1606                     fi
1607                 done
1608                 ;;
1609         ?" $msg_swap_mirror")
1610                 # Toggle the variable referenced both by the menu and later
1611                 if [ "$ZFSBOOT_SWAP_MIRROR" ]; then
1612                         ZFSBOOT_SWAP_MIRROR=
1613                 else
1614                         ZFSBOOT_SWAP_MIRROR=1
1615                 fi
1616                 ;;
1617         ?" $msg_swap_encrypt")
1618                 # Toggle the variable referenced both by the menu and later
1619                 if [ "$ZFSBOOT_SWAP_ENCRYPTION" ]; then
1620                         ZFSBOOT_SWAP_ENCRYPTION=
1621                 else
1622                         ZFSBOOT_SWAP_ENCRYPTION=1
1623                 fi
1624                 ;;
1625         esac
1626 done
1627
1628 exit $SUCCESS
1629
1630 ################################################################################
1631 # END
1632 ################################################################################