xref: /freebsd/usr.sbin/bsdinstall/scripts/zfsboot (revision b06bc65e715874b73af4ca3b7bf3df391ed9f5fd)
1#!/bin/sh
2#-
3# Copyright (c) 2013-2016 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
32BSDCFG_SHARE="/usr/share/bsdconfig"
33. $BSDCFG_SHARE/common.subr || exit 1
34f_dprintf "%s: loading includes..." "$0"
35f_include $BSDCFG_SHARE/device.subr
36f_include $BSDCFG_SHARE/dialog.subr
37f_include $BSDCFG_SHARE/password/password.subr
38f_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 primary 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 boot type 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/$ZFSBOOT_BOOTFS_NAME
139# NOTE: Anything after pound/hash character [#] is ignored as a comment.
140#
141f_isset ZFSBOOT_DATASETS || ZFSBOOT_DATASETS="
142	# DATASET	OPTIONS (comma or space separated; or both)
143
144	# Boot Environment [BE] root and default boot dataset
145	/$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: ${ZFSBOOT_CONFIRM_LAYOUT:=1}
177
178############################################################ GLOBALS
179
180#
181# Format of a line in printf(1) syntax to add to fstab(5)
182#
183FSTAB_FMT="%s\t\t%s\t%s\t%s\t\t%s\t%s\n"
184
185#
186# Command strings for various tasks
187#
188CHMOD_MODE='chmod %s "%s"'
189DD_WITH_OPTIONS='dd if="%s" of="%s" %s'
190ECHO_APPEND='echo "%s" >> "%s"'
191GELI_ATTACH='geli attach -j - -k "%s" "%s"'
192GELI_ATTACH_NOKEY='geli attach -j - "%s"'
193GELI_DETACH_F='geli detach -f "%s"'
194GELI_PASSWORD_INIT='geli init -b -B "%s" -e %s -J - -K "%s" -l 256 -s 4096 "%s"'
195GELI_PASSWORD_GELIBOOT_INIT='geli init -bg -e %s -J - -l 256 -s 4096 "%s"'
196GPART_ADD_ALIGN='gpart add %s -t %s "%s"'
197GPART_ADD_ALIGN_INDEX='gpart add %s -i %s -t %s "%s"'
198GPART_ADD_ALIGN_INDEX_WITH_SIZE='gpart add %s -i %s -t %s -s %s "%s"'
199GPART_ADD_ALIGN_LABEL='gpart add %s -l %s -t %s "%s"'
200GPART_ADD_ALIGN_LABEL_WITH_SIZE='gpart add %s -l %s -t %s -s %s "%s"'
201GPART_BOOTCODE='gpart bootcode -b "%s" "%s"'
202GPART_BOOTCODE_PART='gpart bootcode -b "%s" -p "%s" -i %s "%s"'
203GPART_BOOTCODE_PARTONLY='gpart bootcode -p "%s" -i %s "%s"'
204GPART_CREATE='gpart create -s %s "%s"'
205GPART_DESTROY_F='gpart destroy -F "%s"'
206GPART_SET_ACTIVE='gpart set -a active -i %s "%s"'
207GPART_SET_LENOVOFIX='gpart set -a lenovofix "%s"'
208GPART_SET_PMBR_ACTIVE='gpart set -a active "%s"'
209GRAID_DELETE='graid delete "%s"'
210KLDLOAD='kldload %s'
211LN_SF='ln -sf "%s" "%s"'
212MKDIR_P='mkdir -p "%s"'
213MOUNT_TYPE='mount -t %s "%s" "%s"'
214PRINTF_CONF="printf '%s=\"%%s\"\\\n' %s >> \"%s\""
215PRINTF_FSTAB='printf "$FSTAB_FMT" "%s" "%s" "%s" "%s" "%s" "%s" >> "%s"'
216SHELL_TRUNCATE=':> "%s"'
217SWAP_GMIRROR_LABEL='gmirror label swap %s'
218SYSCTL_ZFS_MIN_ASHIFT_12='sysctl vfs.zfs.min_auto_ashift=12'
219UMOUNT='umount "%s"'
220ZFS_CREATE_WITH_OPTIONS='zfs create %s "%s"'
221ZFS_SET='zfs set "%s" "%s"'
222ZFS_UNMOUNT='zfs unmount "%s"'
223ZPOOL_CREATE_WITH_OPTIONS='zpool create %s "%s" %s %s'
224ZPOOL_DESTROY='zpool destroy "%s"'
225ZPOOL_EXPORT='zpool export "%s"'
226ZPOOL_IMPORT_WITH_OPTIONS='zpool import %s "%s"'
227ZPOOL_LABELCLEAR_F='zpool labelclear -f "%s"'
228ZPOOL_SET='zpool set %s "%s"'
229
230#
231# Strings that should be moved to an i18n file and loaded with f_include_lang()
232#
233hline_alnum_arrows_punc_tab_enter="Use alnum, arrows, punctuation, TAB or ENTER"
234hline_arrows_space_tab_enter="Use arrows, SPACE, TAB or ENTER"
235hline_arrows_tab_enter="Press arrows, TAB or ENTER"
236msg_an_unknown_error_occurred="An unknown error occurred"
237msg_back="Back"
238msg_cancel="Cancel"
239msg_change_selection="Change Selection"
240msg_configure_options="Configure Options:"
241msg_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"
242msg_disk_info="Disk Info"
243msg_disk_info_help="Get detailed information on disk device(s)"
244msg_disk_singular="disk"
245msg_disk_plural="disks"
246msg_encrypt_disks="Encrypt Disks?"
247msg_encrypt_disks_help="Use geli(8) to encrypt all data partitions"
248msg_error="Error"
249msg_force_4k_sectors="Force 4K Sectors?"
250msg_force_4k_sectors_help="Align partitions to 4K sector boundries and set vfs.zfs.min_auto_ashift=12"
251msg_freebsd_installer="FreeBSD Installer"
252msg_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"
253msg_geli_setup="Initializing encryption on selected disks,\n this will take several seconds per disk"
254msg_install="Install"
255msg_install_desc="Proceed with Installation"
256msg_install_help="Create ZFS boot pool with displayed options"
257msg_invalid_boot_pool_size="Invalid boot pool size \`%s'"
258msg_invalid_disk_argument="Invalid disk argument \`%s'"
259msg_invalid_index_argument="Invalid index argument \`%s'"
260msg_invalid_swap_size="Invalid swap size \`%s'"
261msg_invalid_virtual_device_type="Invalid Virtual Device type \`%s'"
262msg_last_chance_are_you_sure="Last Chance! Are you sure you want to destroy\nthe current contents of the following disks:\n\n   %s"
263msg_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'
264msg_mirror_desc="Mirror - n-Way Mirroring"
265msg_mirror_help="[2+ Disks] Mirroring provides the best performance, but the least storage"
266msg_missing_disk_arguments="missing disk arguments"
267msg_missing_one_or_more_scripted_disks="Missing one or more scripted disks!"
268msg_no="NO"
269msg_no_disks_present_to_configure="No disk(s) present to configure"
270msg_no_disks_selected="No disks selected."
271msg_not_enough_disks_selected="Not enough disks selected. (%u < %u minimum)"
272msg_null_disk_argument="NULL disk argument"
273msg_null_index_argument="NULL index argument"
274msg_null_poolname="NULL poolname"
275msg_ok="OK"
276msg_partition_scheme="Partition Scheme"
277msg_partition_scheme_help="Select partitioning scheme. GPT is recommended."
278msg_please_enter_a_name_for_your_zpool="Please enter a name for your zpool:"
279msg_please_enter_amount_of_swap_space="Please enter amount of swap space (SI-Unit suffixes\nrecommended; e.g., \`2g' for 2 Gigabytes):"
280msg_please_select_one_or_more_disks="Please select one or more disks to create a zpool:"
281msg_pool_name="Pool Name"
282msg_pool_name_cannot_be_empty="Pool name cannot be empty."
283msg_pool_name_help="Customize the name of the zpool to be created (Required)"
284msg_pool_type_disks="Pool Type/Disks:"
285msg_pool_type_disks_help="Choose type of ZFS Virtual Device and disks to use (Required)"
286msg_processing_selection="Processing selection..."
287msg_raidz1_desc="RAID-Z1 - Single Redundant RAID"
288msg_raidz1_help="[3+ Disks] Withstand failure of 1 disk. Recommended for: 3, 5 or 9 disks"
289msg_raidz2_desc="RAID-Z2 - Double Redundant RAID"
290msg_raidz2_help="[4+ Disks] Withstand failure of 2 disks. Recommended for: 4, 6 or 10 disks"
291msg_raidz3_desc="RAID-Z3 - Triple Redundant RAID"
292msg_raidz3_help="[5+ Disks] Withstand failure of 3 disks. Recommended for: 5, 7 or 11 disks"
293msg_rescan_devices="Rescan Devices"
294msg_rescan_devices_help="Scan for device changes"
295msg_select="Select"
296msg_select_a_disk_device="Select a disk device"
297msg_select_virtual_device_type="Select Virtual Device type:"
298msg_stripe_desc="Stripe - No Redundancy"
299msg_stripe_help="[1+ Disks] Striping provides maximum storage but no redundancy"
300msg_swap_encrypt="Encrypt Swap?"
301msg_swap_encrypt_help="Encrypt swap partitions with temporary keys, discarded on reboot"
302msg_swap_invalid="The selected swap size (%s) is invalid. Enter a number optionally followed by units. Example: 2G"
303msg_swap_mirror="Mirror Swap?"
304msg_swap_mirror_help="Mirror swap partitions for redundancy, breaks crash dumps"
305msg_swap_size="Swap Size"
306msg_swap_size_help="Customize how much swap space is allocated to each selected disk"
307msg_swap_toosmall="The selected swap size (%s) is to small. Please enter a value greater than 100MB or enter 0 for no swap"
308msg_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."
309msg_unable_to_get_disk_capacity="Unable to get disk capacity of \`%s'"
310msg_unsupported_partition_scheme="%s is an unsupported partition scheme"
311msg_user_cancelled="User Cancelled."
312msg_yes="YES"
313msg_zfs_configuration="ZFS Configuration"
314
315############################################################ FUNCTIONS
316
317# dialog_menu_main
318#
319# Display the dialog(1)-based application main menu.
320#
321dialog_menu_main()
322{
323	local title="$DIALOG_TITLE"
324	local btitle="$DIALOG_BACKTITLE"
325	local prompt="$msg_configure_options"
326	local force4k="$msg_no"
327	local usegeli="$msg_no"
328	local swapgeli="$msg_no"
329	local swapmirror="$msg_no"
330	[ "$ZFSBOOT_FORCE_4K_SECTORS" ] && force4k="$msg_yes"
331	[ "$ZFSBOOT_GELI_ENCRYPTION" ] && usegeli="$msg_yes"
332	[ "$ZFSBOOT_SWAP_ENCRYPTION" ] && swapgeli="$msg_yes"
333	[ "$ZFSBOOT_SWAP_MIRROR" ] && swapmirror="$msg_yes"
334	local disks n disks_grammar
335	f_count n $ZFSBOOT_DISKS
336	{ [ $n -eq 1 ] && disks_grammar=$msg_disk_singular; } ||
337		disks_grammar=$msg_disk_plural # grammar
338	local menu_list="
339		'>>> $msg_install'      '$msg_install_desc'
340		                        '$msg_install_help'
341		'T $msg_pool_type_disks'
342		                        '$ZFSBOOT_VDEV_TYPE: $n $disks_grammar'
343		                        '$msg_pool_type_disks_help'
344		'- $msg_rescan_devices' '*'
345		                        '$msg_rescan_devices_help'
346		'- $msg_disk_info'      '*'
347		                        '$msg_disk_info_help'
348		'N $msg_pool_name'      '$ZFSBOOT_POOL_NAME'
349		                        '$msg_pool_name_help'
350		'4 $msg_force_4k_sectors'
351		                        '$force4k'
352		                        '$msg_force_4k_sectors_help'
353		'E $msg_encrypt_disks'  '$usegeli'
354		                        '$msg_encrypt_disks_help'
355		'P $msg_partition_scheme'
356		                        '$ZFSBOOT_PARTITION_SCHEME ($ZFSBOOT_BOOT_TYPE)'
357		                        '$msg_partition_scheme_help'
358		'S $msg_swap_size'      '$ZFSBOOT_SWAP_SIZE'
359		                        '$msg_swap_size_help'
360		'M $msg_swap_mirror'    '$swapmirror'
361		                        '$msg_swap_mirror_help'
362		'W $msg_swap_encrypt'   '$swapgeli'
363		                        '$msg_swap_encrypt_help'
364	" # END-QUOTE
365	local defaultitem= # Calculated below
366	local hline="$hline_alnum_arrows_punc_tab_enter"
367
368	local height width rows
369	eval f_dialog_menu_with_help_size height width rows \
370		\"\$title\" \"\$btitle\" \"\$prompt\" \"\$hline\" $menu_list
371
372	# Obtain default-item from previously stored selection
373	f_dialog_default_fetch defaultitem
374
375	local menu_choice
376	menu_choice=$( eval $DIALOG \
377		--title \"\$title\"              \
378		--backtitle \"\$btitle\"         \
379		--hline \"\$hline\"              \
380		--item-help                      \
381		--ok-label \"\$msg_select\"      \
382		--cancel-label \"\$msg_cancel\"  \
383		--default-item \"\$defaultitem\" \
384		--menu \"\$prompt\"              \
385		$height $width $rows             \
386		$menu_list                       \
387		2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
388	)
389	local retval=$?
390	f_dialog_data_sanitize menu_choice
391	f_dialog_menutag_store "$menu_choice"
392
393	# Only update default-item on success
394	[ $retval -eq $DIALOG_OK ] && f_dialog_default_store "$menu_choice"
395
396	return $retval
397}
398
399# dialog_last_chance $disks ...
400#
401# Display a list of the disks that the user is about to destroy. The default
402# action is to return error status unless the user explicitly (non-default)
403# selects "Yes" from the noyes dialog.
404#
405dialog_last_chance()
406{
407	local title="$DIALOG_TITLE"
408	local btitle="$DIALOG_BACKTITLE"
409	local prompt # Calculated below
410	local hline="$hline_arrows_tab_enter"
411
412	local height=8 width=50 prefix="   "
413	local plen=${#prefix} list= line=
414	local max_width=$(( $width - 3 - $plen ))
415
416	local yes no defaultno extra_args format
417	if [ "$USE_XDIALOG" ]; then
418		yes=ok no=cancel defaultno=default-no
419		extra_args="--wrap --left"
420		format="$msg_last_chance_are_you_sure"
421	else
422		yes=yes no=no defaultno=defaultno
423		extra_args="--colors --cr-wrap"
424		format="$msg_last_chance_are_you_sure_color"
425	fi
426
427	local disk line_width
428	for disk in $*; do
429		if [ "$line" ]; then
430			line_width=${#line}
431		else
432			line_width=$plen
433		fi
434		line_width=$(( $line_width + 1 + ${#disk} ))
435		# Add newline before disk if it would exceed max_width
436		if [ $line_width -gt $max_width ]; then
437			list="$list$line\n"
438			line="$prefix"
439			height=$(( $height + 1 ))
440		fi
441		# Add the disk to the list
442		line="$line $disk"
443	done
444	# Append the left-overs
445	if [ "${line#$prefix}" ]; then
446		list="$list$line"
447		height=$(( $height + 1 ))
448	fi
449
450	# Add height for Xdialog(1)
451	[ "$USE_XDIALOG" ] && height=$(( $height + $height / 5 + 3 ))
452
453	prompt=$( printf "$format" "$list" )
454	f_dprintf "%s: Last Chance!" "$0"
455	$DIALOG \
456		--title "$title"        \
457		--backtitle "$btitle"   \
458		--hline "$hline"        \
459		--$defaultno            \
460		--$yes-label "$msg_yes" \
461		--$no-label "$msg_no"   \
462		$extra_args             \
463		--yesno "$prompt" $height $width
464}
465
466# dialog_menu_layout
467#
468# Configure Virtual Device type and disks to use for the ZFS boot pool. User
469# must select enough disks to satisfy the chosen vdev type.
470#
471dialog_menu_layout()
472{
473	local funcname=dialog_menu_layout
474	local title="$DIALOG_TITLE"
475	local btitle="$DIALOG_BACKTITLE"
476	local vdev_prompt="$msg_select_virtual_device_type"
477	local disk_prompt="$msg_please_select_one_or_more_disks"
478	local vdev_menu_list="
479		'stripe' '$msg_stripe_desc' '$msg_stripe_help'
480		'mirror' '$msg_mirror_desc' '$msg_mirror_help'
481		'raidz1' '$msg_raidz1_desc' '$msg_raidz1_help'
482		'raidz2' '$msg_raidz2_desc' '$msg_raidz2_help'
483		'raidz3' '$msg_raidz3_desc' '$msg_raidz3_help'
484	" # END-QUOTE
485	local disk_check_list= # Calculated below
486	local vdev_hline="$hline_arrows_tab_enter"
487	local disk_hline="$hline_arrows_space_tab_enter"
488
489	# Warn the user if vdev type is not valid
490	case "$ZFSBOOT_VDEV_TYPE" in
491	stripe|mirror|raidz1|raidz2|raidz3) : known good ;;
492	*)
493		f_dprintf "%s: Invalid virtual device type \`%s'" \
494			  $funcname "$ZFSBOOT_VDEV_TYPE"
495		f_show_err "$msg_invalid_virtual_device_type" \
496			   "$ZFSBOOT_VDEV_TYPE"
497		f_interactive || return $FAILURE
498	esac
499
500	# Calculate size of vdev menu once only
501	local vheight vwidth vrows
502	eval f_dialog_menu_with_help_size vheight vwidth vrows \
503		\"\$title\" \"\$btitle\" \"\$vdev_prompt\" \"\$vdev_hline\" \
504		$vdev_menu_list
505
506	# Get a list of probed disk devices
507	local disks=
508	debug= f_device_find "" $DEVICE_TYPE_DISK disks
509
510	# Prune out mounted md(4) devices that may be part of the boot process
511	local disk name new_list=
512	for disk in $disks; do
513		debug= $disk get name name
514		case "$name" in
515		md[0-9]*) f_mounted -b "/dev/$name" && continue ;;
516		esac
517		new_list="$new_list $disk"
518	done
519	disks="${new_list# }"
520
521	# Debugging
522	if [ "$debug" ]; then
523		local disk_names=
524		for disk in $disks; do
525			debug= $disk get name name
526			disk_names="$disk_names $name"
527		done
528		f_dprintf "$funcname: disks=[%s]" "${disk_names# }"
529	fi
530
531	if [ ! "$disks" ]; then
532		f_dprintf "No disk(s) present to configure"
533		f_show_err "$msg_no_disks_present_to_configure"
534		return $FAILURE
535	fi
536
537	# Lets sort the disks array to be more user friendly
538	f_device_sort_by name disks disks
539
540	#
541	# Operate in a loop so we can (if interactive) repeat if not enough
542	# disks are selected to satisfy the chosen vdev type or user wants to
543	# back-up to the previous menu.
544	#
545	local vardisk ndisks onoff selections vdev_choice breakout device
546	local valid_disks all_valid want_disks desc height width rows
547	while :; do
548		#
549		# Confirm the vdev type that was selected
550		#
551		if f_interactive && [ "$ZFSBOOT_CONFIRM_LAYOUT" ]; then
552			vdev_choice=$( eval $DIALOG \
553				--title \"\$title\"              \
554				--backtitle \"\$btitle\"         \
555				--hline \"\$vdev_hline\"         \
556				--ok-label \"\$msg_ok\"          \
557				--cancel-label \"\$msg_cancel\"  \
558				--item-help                      \
559				--default-item \"\$ZFSBOOT_VDEV_TYPE\" \
560				--menu \"\$vdev_prompt\"         \
561				$vheight $vwidth $vrows          \
562				$vdev_menu_list                  \
563				2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
564			) || return $?
565				# Exit if user pressed ESC or chose Cancel/No
566			f_dialog_data_sanitize vdev_choice
567
568			ZFSBOOT_VDEV_TYPE="$vdev_choice"
569			f_dprintf "$funcname: ZFSBOOT_VDEV_TYPE=[%s]" \
570			          "$ZFSBOOT_VDEV_TYPE"
571		fi
572
573		# Determine the number of disks needed for this vdev type
574		want_disks=0
575		case "$ZFSBOOT_VDEV_TYPE" in
576		stripe) want_disks=1 ;;
577		mirror) want_disks=2 ;;
578		raidz1) want_disks=3 ;;
579		raidz2) want_disks=4 ;;
580		raidz3) want_disks=5 ;;
581		esac
582
583		#
584		# Warn the user if any scripted disks are invalid
585		#
586		valid_disks= all_valid=${ZFSBOOT_DISKS:+1} # optimism
587		for disk in $ZFSBOOT_DISKS; do
588			if debug= f_device_find -1 \
589				$disk $DEVICE_TYPE_DISK device
590			then
591				valid_disks="$valid_disks $disk"
592				continue
593			fi
594			f_dprintf "$funcname: \`%s' is not a real disk" "$disk"
595			all_valid=
596		done
597		if [ ! "$all_valid" ]; then
598			if [ "$ZFSBOOT_DISKS" ]; then
599				f_show_err \
600				    "$msg_missing_one_or_more_scripted_disks"
601			else
602				f_dprintf "No disks selected."
603				f_interactive ||
604					f_show_err "$msg_no_disks_selected"
605			fi
606			f_interactive || return $FAILURE
607		fi
608		ZFSBOOT_DISKS="${valid_disks# }"
609
610		#
611		# Short-circuit if we're running non-interactively
612		#
613		if ! f_interactive || [ ! "$ZFSBOOT_CONFIRM_LAYOUT" ]; then
614			f_count ndisks $ZFSBOOT_DISKS
615			[ $ndisks -ge $want_disks ] && break # to success
616
617			# Not enough disks selected
618			f_dprintf "$funcname: %s: %s (%u < %u minimum)" \
619				  "$ZFSBOOT_VDEV_TYPE" \
620			          "Not enough disks selected." \
621				  $ndisks $want_disks
622			f_interactive || return $FAILURE
623			msg_yes="$msg_change_selection" msg_no="$msg_cancel" \
624				f_yesno "%s: $msg_not_enough_disks_selected" \
625				"$ZFSBOOT_VDEV_TYPE" $ndisks $want_disks ||
626				return $FAILURE
627		fi
628
629		#
630		# Confirm the disks that were selected
631		# Loop until the user cancels or selects enough disks
632		#
633		breakout=
634		while :; do
635			# Loop over list of available disks, resetting state
636			for disk in $disks; do
637				f_isset _${disk}_status && _${disk}_status=
638			done
639
640			# Loop over list of selected disks and create temporary
641			# locals to map statuses onto up-to-date list of disks
642			for disk in $ZFSBOOT_DISKS; do
643				debug= f_device_find -1 \
644					$disk $DEVICE_TYPE_DISK disk
645				f_isset _${disk}_status ||
646					local _${disk}_status
647				_${disk}_status=on
648			done
649
650			# Create the checklist menu of discovered disk devices
651			disk_check_list=
652			for disk in $disks; do
653				desc=
654				$disk get name name
655				$disk get desc desc
656				f_shell_escape "$desc" desc
657				f_getvar _${disk}_status:-off onoff
658				disk_check_list="$disk_check_list
659					$name '$desc' $onoff"
660			done
661
662			eval f_dialog_checklist_size height width rows \
663				\"\$title\" \"\$btitle\" \"\$prompt\" \
664				\"\$hline\" $disk_check_list
665
666			selections=$( eval $DIALOG \
667				--title \"\$DIALOG_TITLE\"         \
668				--backtitle \"\$DIALOG_BACKTITLE\" \
669				--separate-output                  \
670				--hline \"\$hline\"                \
671				--ok-label \"\$msg_ok\"            \
672				--cancel-label \"\$msg_back\"      \
673				--checklist \"\$prompt\"           \
674				$height $width $rows               \
675				$disk_check_list                   \
676				2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
677			) || break
678				# Loop if user pressed ESC or chose Cancel/No
679			f_dialog_data_sanitize selections
680
681			ZFSBOOT_DISKS="$selections"
682			f_dprintf "$funcname: ZFSBOOT_DISKS=[%s]" \
683			          "$ZFSBOOT_DISKS"
684
685			f_count ndisks $ZFSBOOT_DISKS
686			[ $ndisks -ge $want_disks ] &&
687				breakout=break && break
688
689			# Not enough disks selected
690			f_dprintf "$funcname: %s: %s (%u < %u minimum)" \
691				  "$ZFSBOOT_VDEV_TYPE" \
692			          "Not enough disks selected." \
693			          $ndisks $want_disks
694			msg_yes="$msg_change_selection" msg_no="$msg_cancel" \
695				f_yesno "%s: $msg_not_enough_disks_selected" \
696				"$ZFSBOOT_VDEV_TYPE" $ndisks $want_disks ||
697				break
698		done
699		[ "$breakout" = "break" ] && break
700		[ "$ZFSBOOT_CONFIRM_LAYOUT" ] || return $FAILURE
701	done
702
703	return $DIALOG_OK
704}
705
706# zfs_create_diskpart $disk $index
707#
708# For each block device to be used in the zpool, rather than just create the
709# zpool with the raw block devices (e.g., da0, da1, etc.) we create partitions
710# so we can have some real swap. This also provides wiggle room incase your
711# replacement drivers do not have the exact same sector counts.
712#
713# NOTE: $swapsize and $bootsize should be defined by the calling function.
714# NOTE: Sets $bootpart and $targetpart for the calling function.
715#
716zfs_create_diskpart()
717{
718	local funcname=zfs_create_diskpart
719	local disk="$1" index="$2"
720
721	# Check arguments
722	if [ ! "$disk" ]; then
723		f_dprintf "$funcname: NULL disk argument"
724		msg_error="$msg_error: $funcname" \
725			f_show_err "$msg_null_disk_argument"
726		return $FAILURE
727	fi
728	if [ "${disk#*[$IFS]}" != "$disk" ]; then
729		f_dprintf "$funcname: Invalid disk argument \`%s'" "$disk"
730		msg_error="$msg_error: $funcname" \
731			f_show_err "$msg_invalid_disk_argument" "$disk"
732		return $FAILURE
733	fi
734	if [ ! "$index" ]; then
735		f_dprintf "$funcname: NULL index argument"
736		msg_error="$msg_error: $funcname" \
737			f_show_err "$msg_null_index_argument"
738		return $FAILURE
739	fi
740	if ! f_isinteger "$index"; then
741		f_dprintf "$funcname: Invalid index argument \`%s'" "$index"
742		msg_error="$msg_error: $funcname" \
743			f_show_err "$msg_invalid_index_argument" "$index"
744		return $FAILURE
745	fi
746	f_dprintf "$funcname: disk=[%s] index=[%s]" "$disk" "$index"
747
748	# Check for unknown partition scheme before proceeding further
749	case "$ZFSBOOT_PARTITION_SCHEME" in
750	""|MBR|GPT*) : known good ;;
751	*)
752		f_dprintf "$funcname: %s is an unsupported partition scheme" \
753		          "$ZFSBOOT_PARTITION_SCHEME"
754		msg_error="$msg_error: $funcname" f_show_err \
755			"$msg_unsupported_partition_scheme" \
756			"$ZFSBOOT_PARTITION_SCHEME"
757		return $FAILURE
758	esac
759
760	#
761	# Destroy whatever partition layout is currently on disk.
762	# NOTE: `-F' required to destroy if partitions still exist.
763	# NOTE: Failure is ok here, blank disk will have nothing to destroy.
764	#
765	f_dprintf "$funcname: Destroying all data/layouts on \`%s'..." "$disk"
766	f_eval_catch -d $funcname gpart "$GPART_DESTROY_F" $disk
767	f_eval_catch -d $funcname graid "$GRAID_DELETE" $disk
768	f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" /dev/$disk
769
770	# Make doubly-sure backup GPT is destroyed
771	f_eval_catch -d $funcname gpart "$GPART_CREATE" gpt $disk
772	f_eval_catch -d $funcname gpart "$GPART_DESTROY_F" $disk
773
774	#
775	# Lay down the desired type of partition scheme
776	#
777	local setsize mbrindex align_small align_big
778	#
779	# If user has requested 4 K alignment, add these params to the
780	# gpart add calls. With GPT, we align large partitions to 1 M for
781	# improved performance on SSDs. MBR does not always play well with gaps
782	# between partitions, so all alignment is only 4k for that case.
783	# With MBR, we align the BSD partition that contains the MBR, otherwise
784	# the system fails to boot.
785	#
786	if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
787		align_small="-a 4k"
788		align_big="-a 1m"
789		sysctl kern.geom.part.mbr.enforce_chs=0
790	fi
791
792	case "$ZFSBOOT_PARTITION_SCHEME" in
793	""|GPT*) f_dprintf "$funcname: Creating GPT layout..."
794		#
795		# 1. Create GPT layout using labels
796		#
797		f_eval_catch $funcname gpart "$GPART_CREATE" gpt $disk ||
798		             return $FAILURE
799
800		#
801		# Apply workarounds if requested by the user
802		#
803		if [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT + Lenovo Fix" ]; then
804			f_eval_catch $funcname gpart "$GPART_SET_LENOVOFIX" \
805			             $disk || return $FAILURE
806		elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT + Active" ]; then
807			f_eval_catch $funcname gpart "$GPART_SET_PMBR_ACTIVE" \
808			             $disk || return $FAILURE
809		fi
810
811		#
812		# 2. Add small freebsd-boot and/or efi partition
813		#
814		if [ "$ZFSBOOT_BOOT_TYPE" = "UEFI" -o "$ZFSBOOT_BOOT_TYPE" = "BIOS+UEFI" ]; then
815			#
816			# Enable boot pool if encryption is desired
817			#
818			[ "$ZFSBOOT_GELI_ENCRYPTION" ] && ZFSBOOT_BOOT_POOL=1
819
820			f_eval_catch $funcname gpart \
821			             "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
822			             "$align_small" efiboot$index efi 800k $disk ||
823			             return $FAILURE
824			f_eval_catch $funcname gpart "$GPART_BOOTCODE_PARTONLY" \
825			             /boot/boot1.efifat 1 $disk ||
826			             return $FAILURE
827		fi
828
829		if [ "$ZFSBOOT_BOOT_TYPE" = "BIOS" -o "$ZFSBOOT_BOOT_TYPE" = "BIOS+UEFI" ]; then
830			f_eval_catch $funcname gpart \
831			             "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
832			             "$align_small" gptboot$index freebsd-boot \
833			             512k $disk || return $FAILURE
834			if [ "$ZFSBOOT_BOOT_TYPE" = "BIOS" ]; then
835				f_eval_catch $funcname gpart "$GPART_BOOTCODE_PART" \
836				             /boot/pmbr /boot/gptzfsboot 1 $disk ||
837				             return $FAILURE
838			else
839				f_eval_catch $funcname gpart "$GPART_BOOTCODE_PART" \
840				             /boot/pmbr /boot/gptzfsboot 2 $disk ||
841				             return $FAILURE
842			fi
843		fi
844
845		# NB: zpool will use the `zfs#' GPT labels
846		if [ "$ZFSBOOT_BOOT_TYPE" = "BIOS+UEFI" ]; then
847			if [ "$ZFSBOOT_BOOT_POOL" ]; then
848				bootpart=p3 swappart=p4 targetpart=p4
849				[ ${swapsize:-0} -gt 0 ] && targetpart=p5
850			else
851				# Bootpart unused
852				bootpart=p3 swappart=p3 targetpart=p3
853				[ ${swapsize:-0} -gt 0 ] && targetpart=p4
854			fi
855		else
856			if [ "$ZFSBOOT_BOOT_POOL" ]; then
857				bootpart=p2 swappart=p3 targetpart=p3
858				[ ${swapsize:-0} -gt 0 ] && targetpart=p4
859			else
860				# Bootpart unused
861				bootpart=p2 swappart=p2 targetpart=p2
862				[ ${swapsize:-0} -gt 0 ] && targetpart=p3
863			fi
864		fi
865
866		#
867		# Prepare boot pool if enabled (e.g., for geli(8))
868		#
869		if [ "$ZFSBOOT_BOOT_POOL" ]; then
870			f_eval_catch $funcname gpart \
871			             "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
872			             "$align_big" boot$index freebsd-zfs \
873			             ${bootsize}b $disk ||
874			             return $FAILURE
875			# Pedantically nuke any old labels
876			f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
877			                /dev/$disk$bootpart
878			if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
879				# Pedantically detach targetpart for later
880				f_eval_catch -d $funcname geli \
881				                "$GELI_DETACH_F" \
882				                /dev/$disk$targetpart
883			fi
884		fi
885
886		#
887		# 3. Add freebsd-swap partition labeled `swap#'
888		#
889		if [ ${swapsize:-0} -gt 0 ]; then
890			f_eval_catch $funcname gpart \
891			             "$GPART_ADD_ALIGN_LABEL_WITH_SIZE" \
892			             "$align_big" swap$index freebsd-swap \
893			             ${swapsize}b $disk ||
894			             return $FAILURE
895			# Pedantically nuke any old labels on the swap
896			f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
897			                /dev/$disk$swappart
898		fi
899
900		#
901		# 4. Add freebsd-zfs partition labeled `zfs#' for zroot
902		#
903		f_eval_catch $funcname gpart "$GPART_ADD_ALIGN_LABEL" \
904		             "$align_big" zfs$index freebsd-zfs $disk ||
905		             return $FAILURE
906		f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
907		                /dev/$disk$targetpart
908		;;
909
910	MBR) f_dprintf "$funcname: Creating MBR layout..."
911		#
912		# Enable boot pool if encryption is desired
913		#
914		[ "$ZFSBOOT_GELI_ENCRYPTION" ] && ZFSBOOT_BOOT_POOL=1
915		#
916		# 1. Create MBR layout (no labels)
917		#
918		f_eval_catch $funcname gpart "$GPART_CREATE" mbr $disk ||
919		             return $FAILURE
920		f_eval_catch $funcname gpart "$GPART_BOOTCODE" /boot/mbr \
921		             $disk || return $FAILURE
922
923		#
924		# 2. Add freebsd slice with all available space
925		#
926		f_eval_catch $funcname gpart "$GPART_ADD_ALIGN" "$align_small" \
927		             freebsd $disk ||
928		             return $FAILURE
929		f_eval_catch $funcname gpart "$GPART_SET_ACTIVE" 1 $disk ||
930		             return $FAILURE
931		# Pedantically nuke any old labels
932		f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
933		                /dev/${disk}s1
934		# Pedantically nuke any old scheme
935		f_eval_catch -d $funcname gpart "$GPART_DESTROY_F" ${disk}s1
936
937		#
938		# 3. Write BSD scheme to the freebsd slice
939		#
940		f_eval_catch $funcname gpart "$GPART_CREATE" BSD ${disk}s1 ||
941		             return $FAILURE
942
943		# NB: zpool will use s1a (no labels)
944		bootpart=s1a swappart=s1b targetpart=s1d mbrindex=4
945
946		#
947		# Always prepare a boot pool on MBR
948		# Do not align this partition, there must not be a gap
949		#
950		ZFSBOOT_BOOT_POOL=1
951		f_eval_catch $funcname gpart \
952		             "$GPART_ADD_ALIGN_INDEX_WITH_SIZE" \
953		             "" 1 freebsd-zfs ${bootsize}b ${disk}s1 ||
954		             return $FAILURE
955		# Pedantically nuke any old labels
956		f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
957		                /dev/$disk$bootpart
958		if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
959			# Pedantically detach targetpart for later
960			f_eval_catch -d $funcname geli \
961			                "$GELI_DETACH_F" \
962					/dev/$disk$targetpart
963		fi
964
965		#
966		# 4. Add freebsd-swap partition
967		#
968		if [ ${swapsize:-0} -gt 0 ]; then
969			f_eval_catch $funcname gpart \
970			             "$GPART_ADD_ALIGN_INDEX_WITH_SIZE" \
971			             "$align_small" 2 freebsd-swap ${swapsize}b ${disk}s1 ||
972			             return $FAILURE
973			# Pedantically nuke any old labels on the swap
974			f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
975			                /dev/${disk}s1b
976		fi
977
978		#
979		# 5. Add freebsd-zfs partition for zroot
980		#
981		f_eval_catch $funcname gpart "$GPART_ADD_ALIGN_INDEX" \
982		             "$align_small" $mbrindex freebsd-zfs ${disk}s1 || return $FAILURE
983		f_eval_catch -d $funcname zpool "$ZPOOL_LABELCLEAR_F" \
984		                /dev/$disk$targetpart # Pedantic
985		f_eval_catch $funcname dd "$DD_WITH_OPTIONS" \
986		             /boot/zfsboot /dev/${disk}s1 count=1 ||
987		             return $FAILURE
988		;;
989
990	esac # $ZFSBOOT_PARTITION_SCHEME
991
992	# Update fstab(5)
993	local swapsize
994	f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize
995	if [ "$isswapmirror" ]; then
996		# This is not the first disk in the mirror, do nothing
997	elif [ ${swapsize:-0} -eq 0 ]; then
998		# If swap is 0 sized, don't add it to fstab
999	elif [ "$ZFSBOOT_SWAP_ENCRYPTION" -a "$ZFSBOOT_SWAP_MIRROR" ]; then
1000		f_eval_catch $funcname printf "$PRINTF_FSTAB" \
1001		             /dev/mirror/swap.eli none swap sw 0 0 \
1002		             $BSDINSTALL_TMPETC/fstab ||
1003		             return $FAILURE
1004		isswapmirror=1
1005	elif [ "$ZFSBOOT_SWAP_MIRROR" ]; then
1006		f_eval_catch $funcname printf "$PRINTF_FSTAB" \
1007		             /dev/mirror/swap none swap sw 0 0 \
1008		             $BSDINSTALL_TMPETC/fstab ||
1009		             return $FAILURE
1010		isswapmirror=1
1011	elif [ "$ZFSBOOT_SWAP_ENCRYPTION" ]; then
1012		f_eval_catch $funcname printf "$PRINTF_FSTAB" \
1013		             /dev/$disk${swappart}.eli none swap sw 0 0 \
1014		             $BSDINSTALL_TMPETC/fstab ||
1015		             return $FAILURE
1016	else
1017		f_eval_catch $funcname printf "$PRINTF_FSTAB" \
1018		             /dev/$disk$swappart none swap sw 0 0 \
1019		             $BSDINSTALL_TMPETC/fstab ||
1020		             return $FAILURE
1021	fi
1022
1023	return $SUCCESS
1024}
1025
1026# zfs_create_boot $poolname $vdev_type $disks ...
1027#
1028# Creates boot pool and dataset layout. Returns error if something goes wrong.
1029# Errors are printed to stderr for collection and display.
1030#
1031zfs_create_boot()
1032{
1033	local funcname=zfs_create_boot
1034	local zroot_name="$1"
1035	local zroot_vdevtype="$2"
1036	local zroot_vdevs= # Calculated below
1037	local swap_devs= # Calculated below
1038	local boot_vdevs= # Used for geli(8) and/or MBR layouts
1039	shift 2 # poolname vdev_type
1040	local disks="$*" disk
1041	local isswapmirror
1042	local bootpart targetpart swappart # Set by zfs_create_diskpart() below
1043	local create_options
1044
1045	#
1046	# Pedantic checks; should never be seen
1047	#
1048	if [ ! "$zroot_name" ]; then
1049		f_dprintf "$funcname: NULL poolname"
1050		msg_error="$msg_error: $funcname" \
1051			f_show_err "$msg_null_poolname"
1052		return $FAILURE
1053	fi
1054	if [ $# -lt 1 ]; then
1055		f_dprintf "$funcname: missing disk arguments"
1056		msg_error="$msg_error: $funcname" \
1057			f_show_err "$msg_missing_disk_arguments"
1058		return $FAILURE
1059	fi
1060	f_dprintf "$funcname: poolname=[%s] vdev_type=[%s]" \
1061	          "$zroot_name" "$zroot_vdevtype"
1062
1063	#
1064	# Initialize fstab(5)
1065	#
1066	f_dprintf "$funcname: Initializing temporary fstab(5) file..."
1067	f_eval_catch $funcname sh "$SHELL_TRUNCATE" $BSDINSTALL_TMPETC/fstab ||
1068	             return $FAILURE
1069	f_eval_catch $funcname printf "$PRINTF_FSTAB" \
1070	             "# Device" Mountpoint FStype Options Dump "Pass#" \
1071	             $BSDINSTALL_TMPETC/fstab || return $FAILURE
1072
1073	#
1074	# Expand SI units in desired sizes
1075	#
1076	f_dprintf "$funcname: Expanding supplied size values..."
1077	local swapsize bootsize
1078	if ! f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize; then
1079		f_dprintf "$funcname: Invalid swap size \`%s'" \
1080		          "$ZFSBOOT_SWAP_SIZE"
1081		f_show_err "$msg_invalid_swap_size" "$ZFSBOOT_SWAP_SIZE"
1082		return $FAILURE
1083	fi
1084	if ! f_expand_number "$ZFSBOOT_BOOT_POOL_SIZE" bootsize; then
1085		f_dprintf "$funcname: Invalid boot pool size \`%s'" \
1086		          "$ZFSBOOT_BOOT_POOL_SIZE"
1087		f_show_err "$msg_invalid_boot_pool_size" \
1088		           "$ZFSBOOT_BOOT_POOL_SIZE"
1089		return $FAILURE
1090	fi
1091	f_dprintf "$funcname: ZFSBOOT_SWAP_SIZE=[%s] swapsize=[%s]" \
1092	          "$ZFSBOOT_SWAP_SIZE" "$swapsize"
1093	f_dprintf "$funcname: ZFSBOOT_BOOT_POOL_SIZE=[%s] bootsize=[%s]" \
1094	          "$ZFSBOOT_BOOT_POOL_SIZE" "$bootsize"
1095
1096	#
1097	# Destroy the pool in-case this is our second time 'round (case of
1098	# failure and installer presented ``Retry'' option to come back).
1099	#
1100	# NB: If we don't destroy the pool, later gpart(8) destroy commands
1101	# that try to clear existing partitions (see zfs_create_diskpart())
1102	# will fail with a `Device Busy' error, leading to `GEOM exists'.
1103	#
1104	f_eval_catch -d $funcname zpool "$ZPOOL_DESTROY" "$zroot_name"
1105
1106	#
1107	# Prepare the disks and build pool device list(s)
1108	#
1109	f_dprintf "$funcname: Preparing disk partitions for ZFS pool..."
1110
1111	# Force 4K sectors using vfs.zfs.min_auto_ashift=12
1112	if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
1113		f_dprintf "$funcname: With 4K sectors..."
1114		f_eval_catch $funcname sysctl "$SYSCTL_ZFS_MIN_ASHIFT_12" \
1115		    || return $FAILURE
1116	fi
1117	local n=0
1118	for disk in $disks; do
1119		zfs_create_diskpart $disk $n || return $FAILURE
1120		# Now $bootpart, $targetpart, and $swappart are set (suffix
1121		# for $disk)
1122		if [ "$ZFSBOOT_BOOT_POOL" ]; then
1123			boot_vdevs="$boot_vdevs $disk$bootpart"
1124		fi
1125		zroot_vdevs="$zroot_vdevs $disk$targetpart"
1126		if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1127			zroot_vdevs="$zroot_vdevs.eli"
1128		fi
1129
1130		n=$(( $n + 1 ))
1131	done # disks
1132
1133	#
1134	# If we need/want a boot pool, create it
1135	#
1136	if [ "$ZFSBOOT_BOOT_POOL" ]; then
1137		local bootpool_vdevtype= # Calculated below
1138		local bootpool_options= # Calculated below
1139		local bootpool_name="$ZFSBOOT_BOOT_POOL_NAME"
1140		local bootpool="$BSDINSTALL_CHROOT/$bootpool_name"
1141		local zroot_key="${ZFSBOOT_GELI_KEY_FILE#/}"
1142
1143		f_dprintf "$funcname: Setting up boot pool..."
1144		[ "$ZFSBOOT_GELI_ENCRYPTION" ] &&
1145			f_dprintf "$funcname: For encrypted root disk..."
1146
1147		# Create parent directory for boot pool
1148		f_eval_catch -d $funcname umount "$UMOUNT" /mnt
1149		f_eval_catch $funcname mount "$MOUNT_TYPE" tmpfs none \
1150		             $BSDINSTALL_CHROOT || return $FAILURE
1151
1152		# Create mirror across the boot partition on all disks
1153		local nvdevs
1154		f_count nvdevs $boot_vdevs
1155		[ $nvdevs -gt 1 ] && bootpool_vdevtype=mirror
1156
1157		create_options="$ZFSBOOT_BOOT_POOL_CREATE_OPTIONS"
1158		bootpool_options="-o altroot=$BSDINSTALL_CHROOT"
1159		bootpool_options="$bootpool_options $create_options"
1160		bootpool_options="$bootpool_options -m \"/$bootpool_name\" -f"
1161		f_eval_catch $funcname zpool "$ZPOOL_CREATE_WITH_OPTIONS" \
1162		             "$bootpool_options" "$bootpool_name" \
1163		             "$bootpool_vdevtype" "$boot_vdevs" ||
1164		             return $FAILURE
1165
1166		f_eval_catch $funcname mkdir "$MKDIR_P" "$bootpool/boot" ||
1167		             return $FAILURE
1168
1169		if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1170			# Generate an encryption key using random(4)
1171			f_eval_catch $funcname dd "$DD_WITH_OPTIONS" \
1172			             /dev/random "$bootpool/$zroot_key" \
1173			             "bs=4096 count=1" || return $FAILURE
1174			f_eval_catch $funcname chmod "$CHMOD_MODE" \
1175			             go-wrx "$bootpool/$zroot_key" ||
1176			             return $FAILURE
1177		else
1178			# Clean up
1179			f_eval_catch $funcname zfs "$ZFS_UNMOUNT" \
1180			             "$bootpool_name" || return $FAILURE
1181			f_eval_catch -d $funcname umount "$UMOUNT" /mnt # tmpfs
1182		fi
1183
1184	fi
1185
1186	#
1187	# Create the geli(8) GEOMS
1188	#
1189	if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1190		#
1191		# Load the AES-NI kernel module to accelerate encryption
1192		#
1193		f_eval_catch -d $funcname kldload "$KLDLOAD" "aesni"
1194		# Prompt user for password (twice)
1195		if ! msg_enter_new_password="$msg_geli_password" \
1196			f_dialog_input_password
1197		then
1198			f_dprintf "$funcname: User cancelled"
1199			f_show_err "$msg_user_cancelled"
1200			return $FAILURE
1201		fi
1202
1203		# Initialize geli(8) on each of the target partitions
1204		for disk in $disks; do
1205			f_dialog_info "$msg_geli_setup" \
1206				2>&1 >&$DIALOG_TERMINAL_PASSTHRU_FD
1207			if [ "$ZFSBOOT_BOOT_POOL" ]; then
1208				if ! echo "$pw_password" | f_eval_catch \
1209					$funcname geli "$GELI_PASSWORD_INIT" \
1210					"$bootpool/boot/$disk$targetpart.eli" \
1211					AES-XTS "$bootpool/$zroot_key" \
1212					$disk$targetpart
1213				then
1214					f_interactive || f_die
1215					unset pw_password # Sensitive info
1216					return $FAILURE
1217				fi
1218				if ! echo "$pw_password" | f_eval_catch \
1219					$funcname geli "$GELI_ATTACH" \
1220					"$bootpool/$zroot_key" $disk$targetpart
1221				then
1222					f_interactive || f_die
1223					unset pw_password # Sensitive info
1224					return $FAILURE
1225				fi
1226			else
1227				# With no bootpool, there is no place to store
1228				# the key files, use only a password
1229				if ! echo "$pw_password" | f_eval_catch \
1230					$funcname geli \
1231					"$GELI_PASSWORD_GELIBOOT_INIT" AES-XTS \
1232					$disk$targetpart
1233				then
1234					f_interactive || f_die
1235					unset pw_password # Sensitive info
1236					return $FAILURE
1237				fi
1238				if ! echo "$pw_password" | f_eval_catch \
1239					$funcname geli "$GELI_ATTACH_NOKEY" \
1240					$disk$targetpart
1241				then
1242					f_interactive || f_die
1243					unset pw_password # Sensitive info
1244					return $FAILURE
1245				fi
1246			fi
1247		done
1248		unset pw_password # Sensitive info
1249	fi
1250
1251	if [ "$ZFSBOOT_BOOT_POOL" ]; then
1252		# Clean up
1253		f_eval_catch $funcname zfs "$ZFS_UNMOUNT" "$bootpool_name" ||
1254			return $FAILURE
1255		f_eval_catch -d $funcname umount "$UMOUNT" /mnt # tmpfs
1256	fi
1257
1258	#
1259	# Create the gmirror(8) GEOMS for swap
1260	#
1261	if [ ${swapsize:-0} -gt 0 -a "$ZFSBOOT_SWAP_MIRROR" ]; then
1262		for disk in $disks; do
1263			swap_devs="$swap_devs $disk$swappart"
1264		done
1265		f_eval_catch $funcname gmirror "$SWAP_GMIRROR_LABEL" \
1266			"$swap_devs" || return $FAILURE
1267	fi
1268
1269	#
1270	# Create the ZFS root pool with desired type and disk devices
1271	#
1272	f_dprintf "$funcname: Creating root pool..."
1273	create_options="$ZFSBOOT_POOL_CREATE_OPTIONS"
1274	f_eval_catch $funcname zpool "$ZPOOL_CREATE_WITH_OPTIONS" \
1275		"-o altroot=$BSDINSTALL_CHROOT $create_options -m none -f" \
1276		"$zroot_name" "$zroot_vdevtype" "$zroot_vdevs" ||
1277		return $FAILURE
1278
1279	#
1280	# Create ZFS dataset layout within the new root pool
1281	#
1282	f_dprintf "$funcname: Creating ZFS datasets..."
1283	echo "$ZFSBOOT_DATASETS" | while read dataset options; do
1284		# Skip blank lines and comments
1285		case "$dataset" in "#"*|"") continue; esac
1286		# Remove potential inline comments in options
1287		options="${options%%#*}"
1288		# Replace tabs with spaces
1289		f_replaceall "$options" "	" " " options
1290		# Reduce contiguous runs of space to one single space
1291		oldoptions=
1292		while [ "$oldoptions" != "$options" ]; do
1293			oldoptions="$options"
1294			f_replaceall "$options" "  " " " options
1295		done
1296		# Replace both commas and spaces with ` -o '
1297		f_replaceall "$options" "[ ,]" " -o " options
1298		# Create the dataset with desired options
1299		f_eval_catch $funcname zfs "$ZFS_CREATE_WITH_OPTIONS" \
1300		             "${options:+-o $options}" "$zroot_name$dataset" ||
1301		             return $FAILURE
1302	done
1303
1304	#
1305	# Set a mountpoint for the root of the pool so newly created datasets
1306	# have a mountpoint to inherit
1307	#
1308	f_dprintf "$funcname: Setting mountpoint for root of the pool..."
1309	f_eval_catch $funcname zfs "$ZFS_SET" \
1310		"mountpoint=/$zroot_name" "$zroot_name" ||
1311		return $FAILURE
1312
1313	# Touch up permissions on the tmp directories
1314	f_dprintf "$funcname: Modifying directory permissions..."
1315	local dir
1316	for dir in /tmp /var/tmp; do
1317		f_eval_catch $funcname mkdir "$MKDIR_P" \
1318		             $BSDINSTALL_CHROOT$dir || return $FAILURE
1319		f_eval_catch $funcname chmod "$CHMOD_MODE" 1777 \
1320		             $BSDINSTALL_CHROOT$dir || return $FAILURE
1321	done
1322
1323	# Create symlink(s)
1324	if [ "$ZFSBOOT_BOOT_POOL" ]; then
1325		f_dprintf "$funcname: Creating /boot symlink for boot pool..."
1326		f_eval_catch $funcname ln "$LN_SF" "$bootpool_name/boot" \
1327		             $BSDINSTALL_CHROOT/boot || return $FAILURE
1328	fi
1329
1330	# Set bootfs property
1331	local zroot_bootfs="$ZFSBOOT_BEROOT_NAME/$ZFSBOOT_BOOTFS_NAME"
1332	f_dprintf "$funcname: Setting bootfs property..."
1333	f_eval_catch $funcname zpool "$ZPOOL_SET" \
1334		"bootfs=\"$zroot_name/$zroot_bootfs\"" "$zroot_name" ||
1335		return $FAILURE
1336
1337	# MBR boot loader touch-up
1338	if [ "$ZFSBOOT_PARTITION_SCHEME" = "MBR" ]; then
1339		# Export the pool(s)
1340		f_dprintf "$funcname: Temporarily exporting ZFS pool(s)..."
1341		f_eval_catch $funcname zpool "$ZPOOL_EXPORT" "$zroot_name" ||
1342			     return $FAILURE
1343		if [ "$ZFSBOOT_BOOT_POOL" ]; then
1344			f_eval_catch $funcname zpool "$ZPOOL_EXPORT" \
1345				     "$bootpool_name" || return $FAILURE
1346		fi
1347
1348		f_dprintf "$funcname: Updating MBR boot loader on disks..."
1349		# Stick the ZFS boot loader in the "convenient hole" after
1350		# the ZFS internal metadata
1351		for disk in $disks; do
1352			f_eval_catch $funcname dd "$DD_WITH_OPTIONS" \
1353			             /boot/zfsboot /dev/$disk$bootpart \
1354			             "skip=1 seek=1024" || return $FAILURE
1355		done
1356
1357		# Re-import the ZFS pool(s)
1358		f_dprintf "$funcname: Re-importing ZFS pool(s)..."
1359		f_eval_catch $funcname zpool "$ZPOOL_IMPORT_WITH_OPTIONS" \
1360			     "-o altroot=\"$BSDINSTALL_CHROOT\"" "$zroot_name" ||
1361			     return $FAILURE
1362		if [ "$ZFSBOOT_BOOT_POOL" ]; then
1363			f_eval_catch $funcname zpool "$ZPOOL_IMPORT_WITH_OPTIONS" \
1364				     "-o altroot=\"$BSDINSTALL_CHROOT\"" \
1365				     "$bootpool_name" || return $FAILURE
1366		fi
1367	fi
1368
1369	# While this is apparently not needed, it seems to help MBR
1370	f_dprintf "$funcname: Configuring zpool.cache for zroot..."
1371	f_eval_catch $funcname mkdir "$MKDIR_P" $BSDINSTALL_CHROOT/boot/zfs ||
1372	             return $FAILURE
1373	f_eval_catch $funcname zpool "$ZPOOL_SET" \
1374	             "cachefile=\"$BSDINSTALL_CHROOT/boot/zfs/zpool.cache\"" \
1375	             "$zroot_name" || return $FAILURE
1376
1377	#
1378	# Set canmount=noauto so that the default Boot Environment (BE) does not
1379	# get mounted if a different BE is selected from the beastie menu
1380	#
1381	f_dprintf "$funcname: Set canmount=noauto for the root of the pool..."
1382	f_eval_catch $funcname zfs "$ZFS_SET" "canmount=noauto" \
1383		"$zroot_name/$ZFSBOOT_BEROOT_NAME/$ZFSBOOT_BOOTFS_NAME"
1384
1385	# Last, but not least... required lines for rc.conf(5)/loader.conf(5)
1386	# NOTE: We later concatenate these into their destination
1387	f_dprintf "%s: Configuring rc.conf(5)/loader.conf(5) additions..." \
1388	          "$funcname"
1389	f_eval_catch $funcname echo "$ECHO_APPEND" 'zfs_enable=\"YES\"' \
1390	             $BSDINSTALL_TMPETC/rc.conf.zfs || return $FAILURE
1391	f_eval_catch $funcname echo "$ECHO_APPEND" \
1392	             'kern.geom.label.disk_ident.enable=\"0\"' \
1393	             $BSDINSTALL_TMPBOOT/loader.conf.zfs || return $FAILURE
1394	f_eval_catch $funcname echo "$ECHO_APPEND" \
1395	             'kern.geom.label.gptid.enable=\"0\"' \
1396	             $BSDINSTALL_TMPBOOT/loader.conf.zfs || return $FAILURE
1397
1398	if [ "$ZFSBOOT_SWAP_MIRROR" ]; then
1399		f_eval_catch $funcname echo "$ECHO_APPEND" \
1400		             'geom_mirror_load=\"YES\"' \
1401		             $BSDINSTALL_TMPBOOT/loader.conf.gmirror ||
1402		             return $FAILURE
1403	fi
1404
1405	# We're all done unless we should go on to do encryption
1406	[ "$ZFSBOOT_GELI_ENCRYPTION" ] || return $SUCCESS
1407
1408	#
1409	# Configure geli(8)-based encryption
1410	#
1411	f_dprintf "$funcname: Configuring disk encryption..."
1412	f_eval_catch $funcname echo "$ECHO_APPEND" 'aesni_load=\"YES\"' \
1413		$BSDINSTALL_TMPBOOT/loader.conf.aesni || return $FAILURE
1414	f_eval_catch $funcname echo "$ECHO_APPEND" 'geom_eli_load=\"YES\"' \
1415		$BSDINSTALL_TMPBOOT/loader.conf.geli || return $FAILURE
1416
1417	# We're all done unless we should go on for boot pool
1418	[ "$ZFSBOOT_BOOT_POOL" ] || return $SUCCESS
1419
1420	for disk in $disks; do
1421		f_eval_catch $funcname printf "$PRINTF_CONF" \
1422			geli_%s_keyfile0_load "$disk$targetpart YES" \
1423			$BSDINSTALL_TMPBOOT/loader.conf.$disk$targetpart ||
1424			return $FAILURE
1425		f_eval_catch $funcname printf "$PRINTF_CONF" \
1426			geli_%s_keyfile0_type \
1427			"$disk$targetpart $disk$targetpart:geli_keyfile0" \
1428			$BSDINSTALL_TMPBOOT/loader.conf.$disk$targetpart ||
1429			return $FAILURE
1430		f_eval_catch $funcname printf "$PRINTF_CONF" \
1431			geli_%s_keyfile0_name \
1432			"$disk$targetpart \"$ZFSBOOT_GELI_KEY_FILE\"" \
1433			$BSDINSTALL_TMPBOOT/loader.conf.$disk$targetpart ||
1434			return $FAILURE
1435	done
1436
1437	# Set cachefile for boot pool so it auto-imports at system start
1438	f_dprintf "$funcname: Configuring zpool.cache for boot pool..."
1439	f_eval_catch $funcname zpool "$ZPOOL_SET" \
1440	             "cachefile=\"$BSDINSTALL_CHROOT/boot/zfs/zpool.cache\"" \
1441	             "$bootpool_name" || return $FAILURE
1442
1443	# Some additional geli(8) requirements for loader.conf(5)
1444	for option in \
1445		'zpool_cache_load=\"YES\"' \
1446		'zpool_cache_type=\"/boot/zfs/zpool.cache\"' \
1447		'zpool_cache_name=\"/boot/zfs/zpool.cache\"' \
1448		'geom_eli_passphrase_prompt=\"YES\"' \
1449	; do
1450		f_eval_catch $funcname echo "$ECHO_APPEND" "$option" \
1451		             $BSDINSTALL_TMPBOOT/loader.conf.zfs ||
1452		             return $FAILURE
1453	done
1454	f_eval_catch $funcname printf "$PRINTF_CONF" vfs.root.mountfrom \
1455		"\"zfs:$zroot_name/$zroot_bootfs\"" \
1456		$BSDINSTALL_TMPBOOT/loader.conf.root || return $FAILURE
1457
1458	return $SUCCESS
1459}
1460
1461# dialog_menu_diskinfo
1462#
1463# Prompt the user to select a disk and then provide detailed info on it.
1464#
1465dialog_menu_diskinfo()
1466{
1467	local device disk
1468
1469	#
1470	# Break from loop when user cancels disk selection
1471	#
1472	while :; do
1473		device=$( msg_cancel="$msg_back" f_device_menu \
1474			"$DIALOG_TITLE" "$msg_select_a_disk_device" "" \
1475			$DEVICE_TYPE_DISK 2>&1 ) || break
1476		$device get name disk
1477
1478		# Show gpart(8) `show' and camcontrol(8) `inquiry' data
1479		f_show_msg "$msg_detailed_disk_info" \
1480			"$disk" "$( gpart show $disk 2> /dev/null )" \
1481			"$disk" "$( camcontrol inquiry $disk 2> /dev/null )" \
1482			"$disk" "$( camcontrol identify $disk 2> /dev/null )"
1483	done
1484
1485	return $SUCCESS
1486}
1487
1488############################################################ MAIN
1489
1490#
1491# Initialize
1492#
1493f_dialog_title "$msg_zfs_configuration"
1494f_dialog_backtitle "$msg_freebsd_installer"
1495
1496# User may have specifically requested ZFS-related operations be interactive
1497! f_interactive && f_zfsinteractive && unset $VAR_NONINTERACTIVE
1498
1499#
1500# Debugging
1501#
1502f_dprintf "BSDINSTALL_CHROOT=[%s]" "$BSDINSTALL_CHROOT"
1503f_dprintf "BSDINSTALL_TMPETC=[%s]" "$BSDINSTALL_TMPETC"
1504f_dprintf "FSTAB_FMT=[%s]" "$FSTAB_FMT"
1505
1506#
1507# If the system was booted with UEFI, set the default boot type to UEFI
1508#
1509bootmethod=$( sysctl -n machdep.bootmethod )
1510f_dprintf "machdep.bootmethod=[%s]" "$bootmethod"
1511if [ "$bootmethod" = "UEFI" ]; then
1512	: ${ZFSBOOT_BOOT_TYPE:=BIOS+UEFI}
1513	: ${ZFSBOOT_PARTITION_SCHEME:=GPT}
1514else
1515	: ${ZFSBOOT_BOOT_TYPE:=BIOS}
1516	: ${ZFSBOOT_PARTITION_SCHEME:=GPT}
1517fi
1518
1519#
1520# Loop over the main menu until we've accomplished what we came here to do
1521#
1522while :; do
1523	if ! f_interactive; then
1524		retval=$DIALOG_OK
1525		mtag=">>> $msg_install"
1526	else
1527		dialog_menu_main
1528		retval=$?
1529		f_dialog_menutag_fetch mtag
1530	fi
1531
1532	f_dprintf "retval=%u mtag=[%s]" $retval "$mtag"
1533	[ $retval -eq $DIALOG_OK ] || f_die
1534
1535	case "$mtag" in
1536	">>> $msg_install")
1537		#
1538		# First, validate the user's selections
1539		#
1540
1541		# Make sure they gave us a name for the pool
1542		if [ ! "$ZFSBOOT_POOL_NAME" ]; then
1543			f_dprintf "Pool name cannot be empty."
1544			f_show_err "$msg_pool_name_cannot_be_empty"
1545			continue
1546		fi
1547
1548		# Validate vdev type against number of disks selected/scripted
1549		# (also validates that ZFSBOOT_DISKS are real [probed] disks)
1550		# NB: dialog_menu_layout supports running non-interactively
1551		dialog_menu_layout || continue
1552
1553		# Make sure each disk will have room for ZFS
1554		if f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize &&
1555		   f_expand_number "$ZFSBOOT_BOOT_POOL_SIZE" bootsize &&
1556		   f_expand_number "1g" zpoolmin
1557		then
1558			minsize=$(( $swapsize + $zpoolmin )) teeny_disks=
1559			[ "$ZFSBOOT_BOOT_POOL" ] &&
1560				minsize=$(( $minsize + $bootsize ))
1561			for disk in $ZFSBOOT_DISKS; do
1562				debug= f_device_find -1 \
1563					$disk $DEVICE_TYPE_DISK device
1564				$device get capacity disksize || continue
1565				[ ${disksize:-0} -ge 0 ] || disksize=0
1566				[ $disksize -lt $minsize ] &&
1567					teeny_disks="$teeny_disks $disk"
1568			done
1569			if [ "$teeny_disks" ]; then
1570				f_dprintf "swapsize=[%s] bootsize[%s] %s" \
1571				          "$ZFSBOOT_SWAP_SIZE" \
1572				          "$ZFSBOOT_BOOT_POOL_SIZE" \
1573				          "minsize=[$minsize]"
1574				f_dprintf "These disks are too small: %s" \
1575				          "$teeny_disks"
1576				f_show_err "$msg_these_disks_are_too_small" \
1577				           "$ZFSBOOT_SWAP_SIZE" \
1578				           "$ZFSBOOT_BOOT_POOL_SIZE" \
1579				           "$teeny_disks"
1580				continue
1581			fi
1582		fi
1583
1584		#
1585		# Last Chance!
1586		#
1587		if f_interactive; then
1588			dialog_last_chance $ZFSBOOT_DISKS || continue
1589		fi
1590
1591		#
1592		# Let's do this
1593		#
1594
1595		vdev_type="$ZFSBOOT_VDEV_TYPE"
1596
1597		# Blank the vdev type for the default layout
1598		[ "$vdev_type" = "stripe" ] && vdev_type=
1599
1600		zfs_create_boot "$ZFSBOOT_POOL_NAME" \
1601		                "$vdev_type" $ZFSBOOT_DISKS || continue
1602
1603		break # to success
1604		;;
1605	?" $msg_pool_type_disks")
1606		ZFSBOOT_CONFIRM_LAYOUT=1
1607		dialog_menu_layout
1608		# User has poked settings, disable later confirmation
1609		ZFSBOOT_CONFIRM_LAYOUT=
1610		;;
1611	"- $msg_rescan_devices") f_device_rescan ;;
1612	"- $msg_disk_info") dialog_menu_diskinfo ;;
1613	?" $msg_pool_name")
1614		# Prompt the user to input/change the name for the new pool
1615		f_dialog_input input \
1616			"$msg_please_enter_a_name_for_your_zpool" \
1617			"$ZFSBOOT_POOL_NAME" &&
1618			ZFSBOOT_POOL_NAME="$input"
1619		;;
1620	?" $msg_force_4k_sectors")
1621		# Toggle the variable referenced both by the menu and later
1622		if [ "$ZFSBOOT_FORCE_4K_SECTORS" ]; then
1623			ZFSBOOT_FORCE_4K_SECTORS=
1624		else
1625			ZFSBOOT_FORCE_4K_SECTORS=1
1626		fi
1627		;;
1628	?" $msg_encrypt_disks")
1629		# Toggle the variable referenced both by the menu and later
1630		if [ "$ZFSBOOT_GELI_ENCRYPTION" ]; then
1631			ZFSBOOT_GELI_ENCRYPTION=
1632		else
1633			ZFSBOOT_FORCE_4K_SECTORS=1
1634			ZFSBOOT_GELI_ENCRYPTION=1
1635		fi
1636		;;
1637	?" $msg_partition_scheme")
1638		# Toggle between GPT (BIOS), GPT (UEFI) and MBR
1639		if [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT" -a "$ZFSBOOT_BOOT_TYPE" = "BIOS" ]; then
1640			ZFSBOOT_PARTITION_SCHEME="GPT"
1641			ZFSBOOT_BOOT_TYPE="UEFI"
1642		elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT" -a "$ZFSBOOT_BOOT_TYPE" = "UEFI" ]; then
1643			ZFSBOOT_PARTITION_SCHEME="GPT"
1644			ZFSBOOT_BOOT_TYPE="BIOS+UEFI"
1645		elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT" ]; then
1646			ZFSBOOT_PARTITION_SCHEME="MBR"
1647			ZFSBOOT_BOOT_TYPE="BIOS"
1648		elif [ "$ZFSBOOT_PARTITION_SCHEME" = "MBR" ]; then
1649			ZFSBOOT_PARTITION_SCHEME="GPT + Active"
1650			ZFSBOOT_BOOT_TYPE="BIOS"
1651		elif [ "$ZFSBOOT_PARTITION_SCHEME" = "GPT + Active" ]; then
1652			ZFSBOOT_PARTITION_SCHEME="GPT + Lenovo Fix"
1653			ZFSBOOT_BOOT_TYPE="BIOS"
1654		else
1655			ZFSBOOT_PARTITION_SCHEME="GPT"
1656			ZFSBOOT_BOOT_TYPE="BIOS"
1657		fi
1658		;;
1659	?" $msg_swap_size")
1660		# Prompt the user to input/change the swap size for each disk
1661		while :; do
1662		    f_dialog_input input \
1663			    "$msg_please_enter_amount_of_swap_space" \
1664			    "$ZFSBOOT_SWAP_SIZE" &&
1665			    ZFSBOOT_SWAP_SIZE="${input:-0}"
1666		    if f_expand_number "$ZFSBOOT_SWAP_SIZE" swapsize
1667		    then
1668			if [ $swapsize -ne 0 -a $swapsize -lt 104857600 ]; then
1669			    f_show_err "$msg_swap_toosmall" \
1670				       "$ZFSBOOT_SWAP_SIZE"
1671			    continue;
1672			else
1673			    break;
1674			fi
1675		    else
1676			f_show_err "$msg_swap_invalid" \
1677				   "$ZFSBOOT_SWAP_SIZE"
1678			continue;
1679		    fi
1680		done
1681		;;
1682	?" $msg_swap_mirror")
1683		# Toggle the variable referenced both by the menu and later
1684		if [ "$ZFSBOOT_SWAP_MIRROR" ]; then
1685			ZFSBOOT_SWAP_MIRROR=
1686		else
1687			ZFSBOOT_SWAP_MIRROR=1
1688		fi
1689		;;
1690	?" $msg_swap_encrypt")
1691		# Toggle the variable referenced both by the menu and later
1692		if [ "$ZFSBOOT_SWAP_ENCRYPTION" ]; then
1693			ZFSBOOT_SWAP_ENCRYPTION=
1694		else
1695			ZFSBOOT_SWAP_ENCRYPTION=1
1696		fi
1697		;;
1698	esac
1699done
1700
1701exit $SUCCESS
1702
1703################################################################################
1704# END
1705################################################################################
1706