#!/bin/bash

set +o posix

function inventory_osinitrd_firmware() {
   pushd $1 2>&1 > /dev/null
   [ -d lib/firmware ] && {
      ( while read fwfile; do
          [ -f "${fwfile}" ] && { md5sum "${fwfile}" | sed 's/ \{1,\}/,\//g' ;}
        done< <( find lib/firmware -printf "%p\n" ) ) | sort -t, -k2,2 ;}
   popd 2>&1 > /dev/null
}

function inventory_os_firmware() {
   [ -f /proc/modules ] && {
         while read fwfile; do
            [ -f "${fwfile}" ] && { md5sum "${fwfile}" | sed 's/ \{1,\}/,/g' ;} || printf "MISSING_ON_OS,${fwfile}\n"
         done< <( while read module; do modinfo -F firmware "${module}" | sed -e 's?^?/lib/firmware/?g' ; done< <( awk '{print $1}' /proc/modules ) | sort -k2,2 ) ;}
}

inventory_os_firmware > /tmp/os-fw-inv
cat /tmp/os-fw-inv
#[ -s /tmp/os-fw-inv ] && echo y

#inventory_osinitrd_firmware /tmp/Q > /tmp/os-initrd-fw-inv

#cmp -s /tmp/os-initrd-fw-inv /tmp/os-fw-inv
#pwd

#/boot/.initrd-fw-inventory