83 lines
2.2 KiB
Bash
Executable File
83 lines
2.2 KiB
Bash
Executable File
#!/bin/sh
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DEVNAME=${1#/dev/}
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[ -z "$DEVNAME" ] && exit 1
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getdisk() {
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local DISK=$1
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local path=`readlink /sys/block/$DISK`
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local usb=`echo "$path" | busybox grep -oE '/usb\d+/[^:]+'`
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if [ -n "$usb" ]; then
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usb=${usb##*/}
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usb=${usb%%-1}
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echo usb`echo "$usb" | busybox sed 's/[-.]/_/g'`
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return 0
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fi
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case "$DISK" in
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mmcblk*)
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echo "$path" | busybox grep -oE '/mmc\d+/'
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return 0
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;;
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nvme*)
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echo "/$DISK/"
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return 0
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;;
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esac
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# sata
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local sata=`echo "$path" | busybox grep -oE '/ata\d+/host\d+/target\d+:\d+'`
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if [ -n "$sata" ]; then
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sata=`echo "$sata" | busybox sed -r 's#/ata(\d+)/host\d+/target\d+:(\d+)#sata\1.\2#'`
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sata=${sata%%.0}
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echo "/$sata/"
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return 0
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fi
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# virtio
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sata=`echo "$path" | busybox grep -oE '/virtio\d+/host\d+/target\d+:\d+:\d+'`
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if [ -n "$sata" ]; then
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sata=`echo "$sata" | busybox sed -r 's#/virtio(\d+)/host\d+/target\d+:\d+:(\d+)#vio\1.\2#'`
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sata=${sata%%.0}
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echo "/$sata/"
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return 0
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fi
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# sas
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sata=`echo "$path" | busybox grep -oE '/host\d+/port-\d+:\d+'`
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if [ -n "$sata" ]; then
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sata=`echo "$sata" | busybox sed -r 's#/host(\d+)/port-\d+:(\d+)#sas\1.\2#'`
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sata=${sata%%.0}
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echo "/$sata/"
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return 0
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fi
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# scsi
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sata=`echo "$path" | busybox grep -oE '/host\d+/target\d+:\d+:\d+'`
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if [ -n "$sata" ]; then
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sata=`echo "$sata" | busybox sed -r 's#/host(\d+)/target\d+:\d+:(\d+)#scsi\1.\2#'`
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sata=${sata%%.0}
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echo "/$sata/"
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return 0
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fi
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echo "$path" | busybox grep -oE '/host\d+/' | busybox sed 's/host/sata/g'
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return 0
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}
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getphy() {
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[ -e /sys/block/$1 ] || return 1
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local disk=`getdisk $1`
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disk=${disk#/}
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echo "${disk%/}-${2:-0}"
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}
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# sd[a-z]+([0-9]+)?
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# mmcblk[0-9]+(p[0-9]+)?
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# nvme[0-9]+n[0-9]+(p[0-9]+)?
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case "$DEVNAME" in
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sd*)
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getphy `echo "$DEVNAME" | busybox sed -r 's/^(sd[a-z]+)([0-9]+)?$/\1 \2/g'` ;;
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mmcblk*)
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getphy `echo "$DEVNAME" | busybox sed -r 's/^(mmcblk[0-9]+)(p([0-9]+))?$/\1 \3/g'` ;;
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nvme*)
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getphy `echo "$DEVNAME" | busybox sed -r 's/^(nvme[0-9]+n[0-9]+)(p([0-9]+))?$/\1 \3/g'` ;;
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*)
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exit 1;
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esac
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