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#!/bin/sh
# GET THE INITITAL OUTPUT OF `ls /sys/block`
OUTPUT="$(ls -l --color=never /sys/block | grep -v virtual | grep devices | cut -d\ -f9-)"
# STRIP OFF THE PCI BUS LOCATION INFORMATION
OUTPUT="$(echo "${OUTPUT}" | sed 's|\.\.\/devices/pci[0-9a-f:]\{7\}\(/[0-9a-f:.]\{12\}\)\+/||g')"
#STRIP OFF THE SUPERFLUOUS USB HOST INFORMATION
OUTPUT="$(echo "${OUTPUT}" | sed 's|\(usb[0-9]\+\)/.*/host|\1/host|g')"
# CONDENSE THE TARGET INFORMATION
OUTPUT="$(echo "${OUTPUT}" | sed 's|target[0-9:]\+/[0-9:]\+:\([0-9]\+\)|target\1|g')"
# STRIP OFF BLOCKS
OUTPUT="$(echo "${OUTPUT}" | sed 's|/block/.*||g')"
# CONVERT -> TO A TAB
OUTPUT="${OUTPUT// -> / }"
# SWAP COLUMNS
OUTPUT="$(echo "${OUTPUT}" | awk '{t=$1; $1=$2; $2=t; print;}')"
# NOW GET DEVICE IDs
while read -r LOCATION BLOCKDEV; do
DEVICE_ID="$(ls -l --color=never /dev/disk/by-id | sed 's/ \+/ /g' | grep -v 'nvme-eui\|wwn-' | grep "${BLOCKDEV}$" | cut -d\ -f9)"
echo "${LOCATION} ${BLOCKDEV} ${DEVICE_ID}"
done <<< "${OUTPUT}"