7 echo 'Usage: Ventoy2Disk.sh CMD [ OPTION ] /dev/sdX'
9 echo ' -i install Ventoy to sdX (fails if disk already installed with Ventoy)'
10 echo ' -I force install Ventoy to sdX (no matter installed or not)'
11 echo ' -u update Ventoy in sdX'
12 echo ' -l list Ventoy information in sdX'
14 echo ' OPTION: (optional)'
15 echo ' -r SIZE_MB preserve some space at the bottom of the disk (only for install)'
16 echo ' -s/-S enable/disable secure boot support (default is disabled)'
17 echo ' -g use GPT partition style, default is MBR (only for install)'
18 echo ' -L Label of the 1st exfat partition (default is Ventoy)'
26 if [ "$1" = "-i" ]; then
28 elif [ "$1" = "-I" ]; then
31 elif [ "$1" = "-u" ]; then
33 elif [ "$1" = "-l" ]; then
35 elif [ "$1" = "-s" ]; then
37 elif [ "$1" = "-S" ]; then
39 elif [ "$1" = "-g" ]; then
41 elif [ "$1" = "-L" ]; then
44 elif [ "$1" = "-r" ]; then
48 elif [ "$1" = "-V" ] || [ "$1" = "--version" ]; then
50 elif [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
54 if ! [ -b "$1" ]; then
55 vterr
"$1 is NOT a valid device"
65 if [ -z "$MODE" ]; then
70 if ! [ -b "$DISK" ]; then
71 vterr
"Disk $DISK does not exist"
75 if [ -e /sys
/class
/block
/${DISK#/dev/}/start
]; then
76 vterr
"$DISK is a partition, please use the whole disk."
78 vterr
" sudo sh Ventoy2Disk.sh -i /dev/sdb1 <=== This is wrong"
79 vtinfo
" sudo sh Ventoy2Disk.sh -i /dev/sdb <=== This is right"
84 if [ -n "$RESERVE_SPACE" -a "$MODE" = "install" ]; then
85 if echo $RESERVE_SIZE_MB | grep -q '^[0-9][0-9]*$'; then
86 vtdebug
"User will reserve $RESERVE_SIZE_MB MB disk space"
88 vterr
"$RESERVE_SIZE_MB is invalid for reserved space"
93 vtdebug
"MODE=$MODE FORCE=$FORCE RESERVE_SPACE=$RESERVE_SPACE RESERVE_SIZE_MB=$RESERVE_SIZE_MB"
96 if check_tool_work_ok
; then
97 vtdebug
"check tool work ok"
99 vterr
"Some tools can not run on current system. Please check log.txt for details."
103 if [ "$MODE" = "list" ]; then
104 version
=$(get_disk_ventoy_version $DISK)
105 if [ $?
-eq 0 ]; then
106 echo "Ventoy Version in Disk: $version"
108 vtPart1Type
=$(dd if=$DISK bs=1 count=1 skip=450 status=none | hexdump -n1 -e '1/1 "%02X"')
109 if [ "$vtPart1Type" = "EE" ]; then
110 echo "Disk Partition Style : GPT"
112 echo "Disk Partition Style : MBR"
115 if check_disk_secure_boot
$DISK; then
116 echo "Secure Boot Support : YES"
118 echo "Secure Boot Support : NO"
121 echo "Ventoy Version: NA"
128 check_umount_disk
"$DISK"
130 if grep "$DISK" /proc
/mounts
; then
131 vterr
"$DISK is already mounted, please umount it first!"
135 #check swap partition
136 if swapon
--help 2>&1 | grep -q '^ \-s,'; then
137 if swapon
-s | grep -q "^${DISK}[0-9]"; then
138 vterr
"$DISK is used as swap, please swapoff it first!"
144 if dd if="$DISK" of
=/dev
/null bs
=1 count
=1 >/dev
/null
2>&1; then
145 vtdebug
"root permission check ok ..."
147 vterr
"Failed to access $DISK, maybe root privilege is needed!"
153 #check tmp_mnt directory
154 if [ -d .
/tmp_mnt
]; then
155 vtdebug
"There is a tmp_mnt directory, now delete it."
156 umount .
/tmp_mnt
>/dev
/null
2>&1
158 if [ -d .
/tmp_mnt
]; then
159 vterr
"tmp_mnt directory exits, please delete it first."
165 if [ "$MODE" = "install" ]; then
166 vtdebug
"install Ventoy ..."
168 if [ -n "$VTGPT" ]; then
169 if parted
-v > /dev
/null
2>&1; then
172 vterr
"parted is not found in the system, Ventoy can't create new partitions without it."
173 vterr
"You should install \"GNU parted\" first."
177 if parted
-v > /dev
/null
2>&1; then
179 elif fdisk
-v >/dev
/null
2>&1; then
182 vterr
"Both parted and fdisk are not found in the system, Ventoy can't create new partitions."
187 version
=$(get_disk_ventoy_version $DISK)
188 if [ $?
-eq 0 ]; then
189 if [ -z "$FORCE" ]; then
190 vtwarn
"$DISK already contains a Ventoy with version $version"
191 vtwarn
"Use -u option to do a safe upgrade operation."
192 vtwarn
"OR if you really want to reinstall Ventoy to $DISK, please use -I option."
198 disk_sector_num
=$(cat /sys/block/${DISK#/dev/}/size)
199 disk_size_gb
=$(expr $disk_sector_num / 2097152)
201 if [ $disk_sector_num -gt 4294967296 ] && [ -z "$VTGPT" ]; then
202 vterr
"$DISK is over 2TB size, MBR will not work on it."
206 if [ -n "$RESERVE_SPACE" ]; then
207 sum_size_mb
=$(expr $RESERVE_SIZE_MB + $VENTOY_PART_SIZE_MB)
208 reserve_sector_num
=$(expr $sum_size_mb \* 2048)
210 if [ $disk_sector_num -le $reserve_sector_num ]; then
211 vterr
"Can't reserve $RESERVE_SIZE_MB MB space from $DISK"
218 parted
-s $DISK p
2>&1 | grep Model
219 echo "Size : $disk_size_gb GB"
220 if [ -n "$VTGPT" ]; then
227 if [ -n "$RESERVE_SPACE" ]; then
228 echo "You will reserve $RESERVE_SIZE_MB MB disk space "
233 vtwarn
"You will install Ventoy to $DISK."
234 vtwarn
"All the data on the disk $DISK will be lost!!!"
237 read -p 'Continue? (y/n) ' Answer
238 if [ "$Answer" != "y" ]; then
239 if [ "$Answer" != "Y" ]; then
245 vtwarn
"All the data on the disk $DISK will be lost!!!"
246 read -p 'Double-check. Continue? (y/n) ' Answer
247 if [ "$Answer" != "y" ]; then
248 if [ "$Answer" != "Y" ]; then
253 if [ $disk_sector_num -le $VENTOY_SECTOR_NUM ]; then
254 vterr
"No enough space in disk $DISK"
258 if ! dd if=/dev
/zero of
=$DISK bs
=1 count
=512 status
=none conv
=fsync
; then
259 vterr
"Write data to $DISK failed, please check whether it's in use."
263 if [ -n "$VTGPT" ]; then
264 vtdebug
"format_ventoy_disk_gpt $RESERVE_SIZE_MB $DISK $PARTTOOL ..."
265 format_ventoy_disk_gpt
$RESERVE_SIZE_MB $DISK $PARTTOOL
267 vtdebug
"format_ventoy_disk_mbr $RESERVE_SIZE_MB $DISK $PARTTOOL ..."
268 format_ventoy_disk_mbr
$RESERVE_SIZE_MB $DISK $PARTTOOL
273 # DiskSize > 32GB Cluster Size use 128KB
274 # DiskSize < 32GB Cluster Size use 32KB
275 if [ $disk_size_gb -gt 32 ]; then
281 PART1
=$(get_disk_part_name $DISK 1)
282 PART2
=$(get_disk_part_name $DISK 2)
284 mkexfatfs
-n "$VTNEW_LABEL" -s $cluster_sectors ${PART1}
286 vtinfo
"writing data to disk ..."
288 dd status
=none conv
=fsync
if=.
/boot
/boot.img of
=$DISK bs
=1 count
=446
290 if [ -n "$VTGPT" ]; then
291 echo -en '\x22' | dd status
=none of
=$DISK conv
=fsync bs
=1 count
=1 seek
=92
292 xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2014 seek
=34
293 echo -en '\x23' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=17908 status
=none
295 xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2047 seek
=1
299 check_umount_disk
"$DISK"
301 xzcat .
/ventoy
/ventoy.disk.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=$VENTOY_SECTOR_NUM seek
=$part2_start_sector
304 testUUIDStr
=$(vtoy_gen_uuid | hexdump -C)
305 vtdebug
"test uuid: $testUUIDStr"
308 vtoy_gen_uuid
| dd status
=none conv
=fsync of
=${DISK} seek
=384 bs
=1 count
=16
311 vtoy_gen_uuid
| dd status
=none conv
=fsync of
=${DISK} skip
=12 seek
=440 bs
=1 count
=4
313 vtinfo
"sync data ..."
316 vtinfo
"esp partition processing ..."
319 check_umount_disk
"$DISK"
321 if [ "$SECUREBOOT" != "YES" ]; then
324 vtdebug
"mounting part2 ...."
325 for tt
in 1 2 3 4 5; do
326 if mount
${PART2} .
/tmp_mnt
> /dev
/null
2>&1; then
327 vtdebug
"mounting part2 success"
331 check_umount_disk
"$DISK"
335 rm -f .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
336 rm -f .
/tmp_mnt
/EFI
/BOOT
/grubx64.efi
337 rm -f .
/tmp_mnt
/EFI
/BOOT
/BOOTIA32.EFI
338 rm -f .
/tmp_mnt
/EFI
/BOOT
/grubia32.efi
339 rm -f .
/tmp_mnt
/EFI
/BOOT
/MokManager.efi
340 rm -f .
/tmp_mnt
/EFI
/BOOT
/mmia32.efi
341 rm -f .
/tmp_mnt
/ENROLL_THIS_KEY_IN_MOKMANAGER.cer
342 mv .
/tmp_mnt
/EFI
/BOOT
/grubx64_real.efi .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
343 mv .
/tmp_mnt
/EFI
/BOOT
/grubia32_real.efi .
/tmp_mnt
/EFI
/BOOT
/BOOTIA32.EFI
348 if umount .
/tmp_mnt
; then
349 vtdebug
"umount part2 success"
353 vtdebug
"umount part2 failed, now retry..."
360 vtinfo
"Install Ventoy to $DISK successfully finished."
364 vtdebug
"update Ventoy ..."
366 oldver
=$(get_disk_ventoy_version $DISK)
367 if [ $?
-ne 0 ]; then
368 vtwarn
"$DISK does not contain Ventoy or data corrupted"
370 vtwarn
"Please use -i option if you want to install ventoy to $DISK"
375 #reserve secure boot option
376 if [ -z "$SECUREBOOT" ]; then
377 if check_disk_secure_boot
$DISK; then
384 curver
=$(cat ./ventoy/version)
386 vtinfo
"Upgrade operation is safe, all the data in the 1st partition (iso files and other) will be unchanged!"
389 read -p "Update Ventoy $oldver ===> $curver Continue? (y/n)" Answer
390 if [ "$Answer" != "y" ]; then
391 if [ "$Answer" != "Y" ]; then
396 PART2
=$(get_disk_part_name $DISK 2)
397 SHORT_PART2
=${PART2#/dev/}
398 part2_start
=$(cat /sys/class/block/$SHORT_PART2/start)
400 PART1_TYPE
=$(dd if=$DISK bs=1 count=1 skip=450 status=none | hexdump -n1 -e '1/1 "%02X"')
404 dd status
=none conv
=fsync
if=${DISK} skip
=384 bs
=1 count
=16 of
=.
/diskuuid.bin
406 dd status
=none conv
=fsync
if=.
/boot
/boot.img of
=$DISK bs
=1 count
=440
407 dd status
=none conv
=fsync
if=.
/diskuuid.bin of
=$DISK bs
=1 count
=16 seek
=384
412 dd status
=none conv
=fsync
if=${DISK} skip
=2040 bs
=512 count
=8 of
=.
/rsvdata.bin
414 if [ "$PART1_TYPE" = "EE" ]; then
415 vtdebug
"This is GPT partition style ..."
416 echo -en '\x22' | dd status
=none of
=$DISK conv
=fsync bs
=1 count
=1 seek
=92
417 xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2014 seek
=34
418 echo -en '\x23' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=17908 status
=none
420 vtdebug
"This is MBR partition style ..."
422 PART1_ACTIVE
=$(dd if=$DISK bs=1 count=1 skip=446 status=none | hexdump -n1 -e '1/1 "%02X"')
423 PART2_ACTIVE
=$(dd if=$DISK bs=1 count=1 skip=462 status=none | hexdump -n1 -e '1/1 "%02X"')
425 vtdebug
"PART1_ACTIVE=$PART1_ACTIVE PART2_ACTIVE=$PART2_ACTIVE"
426 if [ "$PART1_ACTIVE" = "00" ] && [ "$PART2_ACTIVE" = "80" ]; then
427 vtdebug
"change 1st partition active, 2nd partition inactive ..."
428 echo -en '\x80' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=446 status
=none
429 echo -en '\x00' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=462 status
=none
431 xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2047 seek
=1
434 dd status
=none conv
=fsync
if=.
/rsvdata.bin seek
=2040 bs
=512 count
=8 of
=${DISK}
437 check_umount_disk
"$DISK"
439 xzcat .
/ventoy
/ventoy.disk.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=$VENTOY_SECTOR_NUM seek
=$part2_start
443 if [ "$SECUREBOOT" != "YES" ]; then
446 vtdebug
"mounting part2 ...."
447 for tt
in 1 2 3 4 5; do
448 check_umount_disk
"$DISK"
450 if mount
${PART2} .
/tmp_mnt
> /dev
/null
2>&1; then
451 vtdebug
"mounting part2 success"
454 vtdebug
"mounting part2 failed, now wait and retry..."
459 rm -f .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
460 rm -f .
/tmp_mnt
/EFI
/BOOT
/grubx64.efi
461 rm -f .
/tmp_mnt
/EFI
/BOOT
/BOOTIA32.EFI
462 rm -f .
/tmp_mnt
/EFI
/BOOT
/grubia32.efi
463 rm -f .
/tmp_mnt
/EFI
/BOOT
/MokManager.efi
464 rm -f .
/tmp_mnt
/EFI
/BOOT
/mmia32.efi
465 rm -f .
/tmp_mnt
/ENROLL_THIS_KEY_IN_MOKMANAGER.cer
466 mv .
/tmp_mnt
/EFI
/BOOT
/grubx64_real.efi .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
467 mv .
/tmp_mnt
/EFI
/BOOT
/grubia32_real.efi .
/tmp_mnt
/EFI
/BOOT
/BOOTIA32.EFI
472 if umount .
/tmp_mnt
> /dev
/null
2>&1; then
473 vtdebug
"umount part2 success"
477 vtdebug
"umount part2 failed, now retry..."
484 vtinfo
"Update Ventoy on $DISK successfully finished."