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69 lines
2.4 KiB
69 lines
2.4 KiB
#!/bin/bash |
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# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- |
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# ex: ts=8 sw=4 sts=4 et filetype=sh |
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# |
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# Copyright 2005-2010 Harald Hoyer <harald@redhat.com> |
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# Copyright 2005-2010 Red Hat, Inc. All rights reserved. |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program. If not, see <http://www.gnu.org/licenses/>. |
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# |
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[[ $# -le 2 ]] || { echo "Usage: $(basename $0) [-s] [<initramfs file> [<filename>]]" ; exit 1 ; } |
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sorted=0 |
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while getopts "s" opt; do |
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case $opt in |
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s) sorted=1;; |
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\?) exit 1;; |
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esac |
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done |
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shift $((OPTIND-1)) |
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image="${1:-/boot/initramfs-$(uname -r).img}" |
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[[ -f "$image" ]] || { echo "$image does not exist" ; exit 1 ; } |
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CAT=zcat |
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FILE_T=$(file "$image") |
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if echo "test"|xz|xz -dc --single-stream >/dev/null 2>&1; then |
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XZ_SINGLE_STREAM="--single-stream" |
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fi |
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if [[ "$FILE_T" =~ :\ gzip\ compressed\ data ]]; then |
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CAT=zcat |
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elif [[ "$FILE_T" =~ :\ xz\ compressed\ data ]]; then |
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CAT="xzcat $XZ_SINGLE_STREAM" |
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elif [[ "$FILE_T" =~ :\ XZ\ compressed\ data ]]; then |
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CAT="xzcat $XZ_SINGLE_STREAM" |
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elif [[ "$FILE_T" =~ :\ LZMA ]]; then |
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CAT="xzcat $XZ_SINGLE_STREAM" |
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elif [[ "$FILE_T" =~ :\ data ]]; then |
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CAT="xzcat $XZ_SINGLE_STREAM" |
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fi |
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if [[ $# -eq 2 ]]; then |
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$CAT $image | cpio --extract --verbose --quiet --to-stdout ${2#/} 2>/dev/null |
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exit $? |
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fi |
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echo "$image: $(du -h $image | awk '{print $1}')" |
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echo "========================================================================" |
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$CAT "$image" | cpio --extract --verbose --quiet --to-stdout 'lib/dracut/dracut-*' 2>/dev/null |
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echo "========================================================================" |
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if [ "$sorted" -eq 1 ]; then |
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$CAT "$image" | cpio --extract --verbose --quiet --list | sort -n -k5 |
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else |
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$CAT "$image" | cpio --extract --verbose --quiet --list |
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fi |
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echo "========================================================================"
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