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284 lines
6.9 KiB
Bash
284 lines
6.9 KiB
Bash
#!/bin/sh
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print_usage() {
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echo 'Usage: sudo sh VentoyVlnk.sh CMD FILE'
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echo ' CMD:'
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echo ' -c FILE create vlnk for FILE'
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echo ' -l VLNK parse vlnk file'
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echo ' -v print verbose info'
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echo ' -h print this help'
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echo ''
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}
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verbose_flag=0
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vlog() {
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if [ $verbose_flag -eq 1 ]; then
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echo "$@"
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fi
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}
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vlnk_suffix() {
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echo $1 | grep -E -q '.*(.vlnk.iso|.vlnk.img|.vlnk.wim|.vlnk.vhd|.vlnk.vhdx|.vlnk.efi|.vlnk.vtoy|.vlnk.dat)$'
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}
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uid=$(id -u)
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if [ $uid -ne 0 ]; then
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echo "Please use sudo or run the script as root."
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exit 1
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fi
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#check system tools used bellow
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for t in 'mountpoint' 'readlink' 'xzcat'; do
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if ! which "$t" > /dev/null 2>&1; then
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echo "$t command not found in current system!"
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exit 1
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fi
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done
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machine=$(uname -m)
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if echo $machine | grep -E -q 'aarch64|arm64'; then
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TOOLDIR=aarch64
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elif echo $machine | grep -E -q 'x86_64|amd64'; then
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TOOLDIR=x86_64
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elif echo $machine | grep -E -q 'mips64'; then
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TOOLDIR=mips64el
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elif echo $machine | grep -E -q 'i[3-6]86'; then
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TOOLDIR=i386
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else
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echo "Unsupported machine type $machine"
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exit 1
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fi
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fullsh=$(readlink -f "$0")
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vtoydir=${fullsh%/*}
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if [ -f "$vtoydir/tool/$TOOLDIR/vlnk.xz" ]; then
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xzcat "$vtoydir/tool/$TOOLDIR/vlnk.xz" > "$vtoydir/tool/$TOOLDIR/vlnk"
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rm -f "$vtoydir/tool/$TOOLDIR/vlnk.xz"
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fi
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if [ -f "$vtoydir/tool/$TOOLDIR/vlnk" ]; then
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chmod +x "$vtoydir/tool/$TOOLDIR/vlnk"
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else
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echo "$vtoydir/tool/$TOOLDIR/vlnk does not exist! "
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exit 1
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fi
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PATH="$vtoydir/tool/$TOOLDIR":$PATH
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VLNKCMD=vlnk
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while [ -n "$1" ]; do
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if [ "$1" = "-h" ] || [ "$1" = "--help" ]; then
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print_usage
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exit 0
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elif [ "$1" = "-c" ]; then
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shift
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CMD='c'
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IMG="$1"
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elif [ "$1" = "-o" ]; then
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shift
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OUT="$1"
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elif [ "$1" = "-l" ]; then
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shift
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CMD='l'
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VLNK="$1"
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elif [ "$1" = "-v" ]; then
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verbose_flag=1
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VLNKCMD="vlnk -v"
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else
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echo "invalid option $1"
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exit 1
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fi
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shift
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done
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if [ "$CMD" = "c" ]; then
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vlog "Create vlnk for $IMG"
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if [ ! -f "$IMG" ]; then
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echo "$IMG does not exist!"
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exit 1
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fi
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if echo $IMG | grep -E -q -i '.*(.iso|.img|.wim|.vhd|.vhdx|.efi|.vtoy|.dat)$'; then
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:
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else
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echo "This file is not supported for vlnk!"
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exit 1
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fi
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if vlnk_suffix "$IMG"; then
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echo "This is already a vlnk file!"
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exit 1
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fi
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if $VLNKCMD -t "$IMG"; then
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echo "This is already a vlnk file!"
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exit 1
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fi
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FULLIMG=$(readlink -f "$IMG")
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if [ ! -f "$FULLIMG" ]; then
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echo "$FULLIMG does not exist!"
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exit 1
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fi
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vlog "Full file path is $FULLIMG"
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#check img file position is a valid mountpoint
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FULLDIR=${FULLIMG%/*}
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while [ -n "${FULLDIR}" ]; do
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if mountpoint -q "${FULLDIR}"; then
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break
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fi
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FULLDIR="${FULLDIR%/*}"
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done
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if [ -z "${FULLDIR}" ]; then
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FULLDIR=/
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IMGPATH="${FULLIMG}"
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else
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IMGPATH="${FULLIMG#$FULLDIR}"
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fi
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IMGFILE=$(basename "$IMGPATH")
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vlog "IMGPATH=$IMGPATH IMGFILE=$IMGFILE"
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mntdev=$(mountpoint -d "${FULLDIR}")
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vlog "mountpoint is ${FULLDIR} dev $mntdev"
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#check fs
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if grep -q " ${FULLDIR} " /proc/mounts; then
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DEV=$(grep " ${FULLDIR} " /proc/mounts | awk '{print $1}')
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FS=$(grep " ${FULLDIR} " /proc/mounts | awk '{print $3}')
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vlog "File system of $DEV is $FS"
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if echo $FS | grep -E -q "ext2|ext3|ext4|exfat|vfat|fat32|fat16|fat12|ntfs|xfs|udf"; then
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vlog "FS OK"
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elif [ "$FS" = "fuseblk" ]; then
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vlog "$DEV is fuseblk"
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if hexdump -C -n 8 $DEV | grep -q "NTFS"; then
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vlog "$DEV is NTFS OK"
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elif hexdump -C -n 8 $DEV | grep -q "EXFAT"; then
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vlog "$DEV is exFAT OK"
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else
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echo "$DEV is not supported!"
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hexdump -C -n 8 $DEV
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exit 1
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fi
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else
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echo "$FS is not supported!"
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exit 1
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fi
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else
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echo "${FULLDIR} not found in /proc/mounts"
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exit 1
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fi
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Major=$(echo $mntdev | awk -F: '{print $1}')
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Minor=$(echo $mntdev | awk -F: '{print $2}')
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vlog "Major=$Major Minor=$Minor"
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IMGPARTITION=""
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while read line; do
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M1=$(echo $line | awk '{print $1}')
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M2=$(echo $line | awk '{print $2}')
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if [ "$Major" = "$M1" -a "$Minor" = "$M2" ]; then
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IMGPARTITION=$(echo $line | awk '{print $4}')
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vlog "disk partition is $IMGPARTITION"
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break
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fi
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done < /proc/partitions
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if [ -z "$IMGPARTITION" ]; then
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echo "Disk partition not found for $FULLDIR"
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grep " $FULLDIR " /proc/mounts
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exit 1
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fi
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if [ -f "/sys/class/block/$IMGPARTITION/start" ]; then
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PARTSTART=$(cat "/sys/class/block/$IMGPARTITION/start")
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if echo $IMGPARTITION | grep -E -q 'mmc|nbd|nvme'; then
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DISK=$(echo /dev/$IMGPARTITION | sed "s/^\(.*\)p[0-9][0-9]*$/\1/")
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else
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DISK=$(echo /dev/$IMGPARTITION | sed "s/^\(.*[^0-9]\)[0-9][0-9]*$/\1/")
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fi
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if [ ! -b $DISK ]; then
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echo "Device $DISK not exist!"
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exit 1
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fi
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vlog "PARTSTART=$PARTSTART DISK=$DISK"
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else
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if echo $IMGPARTITION | grep -q '^dm-[0-9][0-9]*'; then
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echo "LVM/DM is not supported!"
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fi
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echo "/sys/class/block/$IMGPARTITION/start not exist!"
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exit 1
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fi
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if [ -n "$OUT" ]; then
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lowersuffix=$(echo ${IMG##*.} | tr 'A-Z' 'a-z')
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OUT="${OUT}.vlnk.${lowersuffix}"
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else
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name=${IMGFILE%.*}
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lowersuffix=$(echo ${IMGFILE##*.} | tr 'A-Z' 'a-z')
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OUT="${name}.vlnk.${lowersuffix}"
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fi
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echo "Output VLNK file is $OUT"
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[ -f "${OUT}" ] && rm -f "${OUT}"
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touch "${OUT}"
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if [ -f "${OUT}" ]; then
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rm -f "${OUT}"
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else
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echo "Failed to create ${OUT}"
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exit 1
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fi
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if $VLNKCMD -c "$IMGPATH" -d $DISK -p $PARTSTART -o "${OUT}"; then
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echo "====== Vlnk file create success ========="
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echo ""
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else
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echo "====== Vlnk file create failed ========="
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echo ""
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exit 1
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fi
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elif [ "$CMD" = "l" ]; then
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vlog "Parse vlnk for $VLNK"
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if [ ! -f "$VLNK" ]; then
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echo "$VLNK does not exist!"
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exit 1
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fi
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if vlnk_suffix "$VLNK"; then
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:
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else
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echo "Invalid vlnk file suffix!"
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exit 1
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fi
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if $VLNKCMD -t "$VLNK"; then
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vlog "Vlnk data check OK"
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else
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echo "This is not a valid vlnk file!"
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exit 1
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fi
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$VLNKCMD -l "$VLNK"
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echo ""
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else
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echo "invalid cmd"
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print_usage
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exit 1
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fi
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