7 echo 'Usage: Ventoy2Disk.sh CMD [ OPTION ] /dev/sdX'
9 echo ' -i install ventoy to sdX (fail 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'
13 echo ' OPTION: (optional)'
14 echo ' -r SIZE_MB preserve some space at the bottom of the disk (only for install)'
15 echo ' -s enable secure boot support (default is disabled)'
16 echo ' -g use GPT partition style, default is MBR (only for install)'
22 if [ "$1" = "-i" ]; then
24 elif [ "$1" = "-I" ]; then
27 elif [ "$1" = "-u" ]; then
29 elif [ "$1" = "-s" ]; then
31 elif [ "$1" = "-g" ]; then
33 elif [ "$1" = "-r" ]; then
37 elif [ "$1" = "-V" ] || [ "$1" = "--version" ]; then
39 elif [ "$1" == "-h" ] || [ "$1" = "--help" ]; then
43 if ! [ -b "$1" ]; then
44 vterr
"$1 is NOT a valid device"
54 if [ -z "$MODE" ]; then
59 if ! [ -b "$DISK" ]; then
60 vterr
"Disk $DISK does not exist"
64 if [ -e /sys
/class
/block
/${DISK#/dev/}/start
]; then
65 vterr
"$DISK is a partition, please use the whole disk"
69 if [ -n "$RESERVE_SPACE" ]; then
70 if echo $RESERVE_SIZE_MB | grep -q '^[0-9][0-9]*$'; then
71 vtdebug
"User will reserve $RESERVE_SIZE_MB MB disk space"
73 vterr
"$RESERVE_SIZE_MB is invalid for reserved space"
78 if dd if="$DISK" of
=/dev
/null bs
=1 count
=1 >/dev
/null
2>&1; then
79 vtdebug
"root permission check ok ..."
81 vterr
"Failed to access $DISK, maybe root privilege is needed!"
86 vtdebug
"MODE=$MODE FORCE=$FORCE RESERVE_SPACE=$RESERVE_SPACE RESERVE_SIZE_MB=$RESERVE_SIZE_MB"
88 if ! check_tool_work_ok
; then
89 vterr
"Some tools can not run in current system. Please check log.txt for detail."
93 grep "^$DISK" /proc
/mounts
| while read mtline
; do
94 mtpnt
=$(echo $mtline | awk '{print $2}')
95 vtdebug
"Trying to umount $mtpnt ..."
96 umount
$mtpnt >/dev
/null
2>&1
99 if swapon
-s | grep -q "^${DISK}[0-9]"; then
100 swapon
-s | grep "^${DISK}[0-9]" | awk '{print $1}' | while read line
; do
101 vtdebug
"Trying to swapoff $line ..."
107 if grep "$DISK" /proc
/mounts
; then
108 vterr
"$DISK is already mounted, please umount it first!"
112 if swapon
-s | grep -q "^${DISK}[0-9]"; then
113 vterr
"$DISK is used as swap, please swapoff it first!"
118 if [ "$MODE" = "install" ]; then
119 vtdebug
"install ventoy ..."
121 if [ -n "$VTGPT" ]; then
122 if parted
-v > /dev
/null
2>&1; then
125 vterr
"parted is not found in the system, Ventoy can't create new partition."
129 if parted
-v > /dev
/null
2>&1; then
131 elif fdisk
-v >/dev
/null
2>&1; then
134 vterr
"Both parted and fdisk are not found in the system, Ventoy can't create new partition."
139 version
=$(get_disk_ventoy_version $DISK)
140 if [ $?
-eq 0 ]; then
141 if [ -z "$FORCE" ]; then
142 vtwarn
"$DISK already contains a Ventoy with version $version"
143 vtwarn
"Use -u option to do a safe upgrade operation."
144 vtwarn
"OR if you really want to reinstall ventoy to $DISK, please use -I option."
150 disk_sector_num
=$(cat /sys/block/${DISK#/dev/}/size)
151 disk_size_gb
=$(expr $disk_sector_num / 2097152)
153 if [ $disk_sector_num -gt 4294967296 ] && [ -z "$VTGPT" ]; then
154 vterr
"$DISK is over 2TB size, MBR will not work on it."
158 if [ -n "$RESERVE_SPACE" ]; then
159 sum_size_mb
=$(expr $RESERVE_SIZE_MB + $VENTOY_PART_SIZE_MB)
160 reserve_sector_num
=$(expr $sum_size_mb \* 2048)
162 if [ $disk_sector_num -le $reserve_sector_num ]; then
163 vterr
"Can't reserve $RESERVE_SIZE_MB MB space from $DISK"
170 parted
-s $DISK p
2>&1 | grep Model
171 echo "Size : $disk_size_gb GB"
172 if [ -n "$VTGPT" ]; then
179 if [ -n "$RESERVE_SPACE" ]; then
180 echo "You will reserve $RESERVE_SIZE_MB MB disk space "
185 vtwarn
"You will install Ventoy to $DISK."
186 vtwarn
"All the data on the disk $DISK will be lost!!!"
189 read -p 'Continue? (y/n) ' Answer
190 if [ "$Answer" != "y" ]; then
191 if [ "$Answer" != "Y" ]; then
197 vtwarn
"All the data on the disk $DISK will be lost!!!"
198 read -p 'Double-check. Continue? (y/n) ' Answer
199 if [ "$Answer" != "y" ]; then
200 if [ "$Answer" != "Y" ]; then
206 if [ $disk_sector_num -le $VENTOY_SECTOR_NUM ]; then
207 vterr
"No enough space in disk $DISK"
211 if ! dd if=/dev
/zero of
=$DISK bs
=1 count
=512 status
=none conv
=fsync
; then
212 vterr
"Write data to $DISK failed, please check whether it's in use."
216 if [ -n "$VTGPT" ]; then
217 vtdebug
"format_ventoy_disk_gpt $RESERVE_SIZE_MB $DISK $PARTTOOL ..."
218 format_ventoy_disk_gpt
$RESERVE_SIZE_MB $DISK $PARTTOOL
220 vtdebug
"format_ventoy_disk_mbr $RESERVE_SIZE_MB $DISK $PARTTOOL ..."
221 format_ventoy_disk_mbr
$RESERVE_SIZE_MB $DISK $PARTTOOL
225 if ventoy_is_linux64
; then
226 cmd
=.
/tool
/mkexfatfs_64
228 cmd
=.
/tool
/mkexfatfs_32
231 if [ -d .
/tool
/ ]; then
235 # DiskSize > 32GB Cluster Size use 128KB
236 # DiskSize < 32GB Cluster Size use 32KB
237 if [ $disk_size_gb -gt 32 ]; then
243 $cmd -n ventoy
-s $cluster_sectors ${DISK}1
245 vtinfo
"writing data to disk ..."
247 dd status
=none conv
=fsync
if=.
/boot
/boot.img of
=$DISK bs
=1 count
=446
249 if [ -n "$VTGPT" ]; then
250 echo -en '\x22' | dd status
=none of
=$DISK conv
=fsync bs
=1 count
=1 seek
=92
251 .
/tool
/xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2014 seek
=34
252 echo -en '\x23' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=17908 status
=none
254 .
/tool
/xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2047 seek
=1
257 .
/tool
/xzcat .
/ventoy
/ventoy.disk.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=$VENTOY_SECTOR_NUM seek
=$part2_start_sector
260 .
/tool
/vtoy_gen_uuid
| dd status
=none conv
=fsync of
=${DISK} seek
=384 bs
=1 count
=16
263 .
/tool
/vtoy_gen_uuid
| dd status
=none conv
=fsync of
=${DISK} skip
=12 seek
=440 bs
=1 count
=4
265 vtinfo
"sync data ..."
268 vtinfo
"esp partition processing ..."
271 mtpnt
=$(grep "^${DISK}2" /proc/mounts | awk '{print $2}')
272 if [ -n "$mtpnt" ]; then
273 umount
$mtpnt >/dev
/null
2>&1
276 if [ "$SECUREBOOT" != "YES" ]; then
279 vtdebug
"mounting part2 ...."
281 if mount
${DISK}2 .
/tmp_mnt
; then
282 vtdebug
"mounting part2 success"
286 mtpnt
=$(grep "^${DISK}2" /proc/mounts | awk '{print $2}')
287 if [ -n "$mtpnt" ]; then
288 umount
$mtpnt >/dev
/null
2>&1
293 rm -f .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
294 rm -f .
/tmp_mnt
/EFI
/BOOT
/grubx64.efi
295 rm -f .
/tmp_mnt
/EFI
/BOOT
/MokManager.efi
296 rm -f .
/tmp_mnt
/ENROLL_THIS_KEY_IN_MOKMANAGER.cer
297 mv .
/tmp_mnt
/EFI
/BOOT
/grubx64_real.efi .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
304 vtinfo
"Install Ventoy to $DISK successfully finished."
308 vtdebug
"update ventoy ..."
310 oldver
=$(get_disk_ventoy_version $DISK)
311 if [ $?
-ne 0 ]; then
312 vtwarn
"$DISK does not contain ventoy or data corupted"
314 vtwarn
"Please use -i option if you want to install ventoy to $DISK"
319 curver
=$(cat ./ventoy/version)
321 vtinfo
"Upgrade operation is safe, all the data in the 1st partition (iso files and other) will be unchanged!"
324 read -p "Update Ventoy $oldver ===> $curver Continue? (y/n)" Answer
325 if [ "$Answer" != "y" ]; then
326 if [ "$Answer" != "Y" ]; then
331 PART2
=$(get_disk_part_name $DISK 2)
332 SHORT_PART2
=${PART2#/dev/}
333 part2_start
=$(cat /sys/class/block/$SHORT_PART2/start)
335 PART1_TYPE
=$(dd if=$DISK bs=1 count=1 skip=450 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
337 if [ "$PART1_TYPE" = "EE" ]; then
338 vtdebug
"This is GPT partition style ..."
339 .
/tool
/xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2014 seek
=34
340 echo -en '\x23' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=17908 status
=none
342 vtdebug
"This is MBR partition style ..."
343 dd status
=none conv
=fsync
if=.
/boot
/boot.img of
=$DISK bs
=1 count
=440
345 PART1_ACTIVE
=$(dd if=$DISK bs=1 count=1 skip=446 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
346 PART2_ACTIVE
=$(dd if=$DISK bs=1 count=1 skip=462 status=none | ./tool/hexdump -n1 -e '1/1 "%02X"')
348 vtdebug
"PART1_ACTIVE=$PART1_ACTIVE PART2_ACTIVE=$PART2_ACTIVE"
349 if [ "$PART1_ACTIVE" = "00" ] && [ "$PART2_ACTIVE" = "80" ]; then
350 vtdebug
"change 1st partition active, 2nd partition inactive ..."
351 echo -en '\x80' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=446 status
=none
352 echo -en '\x00' | dd of
=$DISK conv
=fsync bs
=1 count
=1 seek
=462 status
=none
354 .
/tool
/xzcat .
/boot
/core.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=2047 seek
=1
357 .
/tool
/xzcat .
/ventoy
/ventoy.disk.img.xz
| dd status
=none conv
=fsync of
=$DISK bs
=512 count
=$VENTOY_SECTOR_NUM seek
=$part2_start
361 if [ "$SECUREBOOT" != "YES" ]; then
364 vtdebug
"mounting part2 ...."
366 if mount
${DISK}2 .
/tmp_mnt
; then
367 vtdebug
"mounting part2 success"
373 rm -f .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
374 rm -f .
/tmp_mnt
/EFI
/BOOT
/grubx64.efi
375 rm -f .
/tmp_mnt
/EFI
/BOOT
/MokManager.efi
376 rm -f .
/tmp_mnt
/ENROLL_THIS_KEY_IN_MOKMANAGER.cer
377 mv .
/tmp_mnt
/EFI
/BOOT
/grubx64_real.efi .
/tmp_mnt
/EFI
/BOOT
/BOOTX64.EFI
384 vtinfo
"Update Ventoy to $DISK successfully finished."