source: branches/2.2.8/mondo/src/restore-scripts/mondo/label-partitions-as-necessary @ 2833

Last change on this file since 2833 was 2833, checked in by Bruno Cornec, 9 years ago
  • Revert bad changes made accidentaly on the 2.2.8 branch
  • Property svn:keywords set to Id
  • Property svn:unix-mode set to 755
File size: 2.1 KB
Line 
1#!/bin/sh
2#
3# $Id: label-partitions-as-necessary 2833 2011-06-19 00:13:48Z bruno $
4#
5############################################
6
7
8read_partition_line() {
9    local label mountpt command format
10
11    label=`echo "$1" | awk '{print $1}' | cut -d'=' -f2`
12    format=`echo "$1" | awk '{print $3}'`
13    mountpt=`awk '{print $1,$5}' $mountlist | grep " $label$" | awk '{print $1}'`
14
15    if [ "`echo "$1" | grep -E 'LABEL='`" != "" ] ; then
16        [ "$format" = "reiserfs" ] && opttun="-l" || opttun="-L"
17    elif [ "`echo "$1" | grep -E 'UUID='`" != "" ] ; then
18        [ "$format" = "reiserfs" ] && opttun="-u" || opttun="-U"
19    else
20        LogIt "Nothing to do on $1"
21        return
22    fi
23
24    if [ ! "$mountpt" ] ; then
25        LogIt "Not labeling anything as ($label) because ($mountpt) is not a mountpoint"
26    elif [ ! "$label" ] ; then
27        LogIt "Not labeling ($mountpt) as anything because ($label) is not a label"
28    else
29        if [ "$format" = "ext2" ] || [ "$format" = "ext3" ] || [ "$format" = "ext4" ]; then
30            command="tune2fs $opttun $label $mountpt"
31            LogIt "Running $command"
32            $command
33        elif [ "$format" = "reiserfs" ]; then
34            command="reiserfstune $opttun $label $mountpt"
35            LogIt "Running $command"
36            $command
37        elif [ "$format" = "swap" ] ; then
38            if [ "$opttun" = "-U" ]; then
39                LogIt "Creating uuid $label on swap partition $mountpt"
40                echo -n "$label" | perl -ne 's/-//g;chomp;print pack "H*",$_' | dd conv=notrunc "of=$mountpt" obs=1 seek=1036
41            else
42                command="mkswap $opttun $label $mountpt"
43                LogIt "Running $command"
44                $command
45            fi
46        else
47            LogIt "I am NOT going to run tune2fs/reiserfstune: the partition is format '$format', which doesn't like tune2fs/reiserfstune anyway"
48        fi
49    fi
50}
51
52
53# ---------------------------------------------
54
55LogIt "Identifying your drives with tune2fs"
56if [ "$#" -ne "1" ] ; then
57    LogIt "label-partitions-as-necessary /tmp/mountlist.txt < /tmp/fstab.new" 1
58    exit 1
59fi
60mountlist=$1
61noof_blank_lines=0
62read line
63while [ "$line" != "" ] && [ "$noof_blank_lines" -le "5" ] ; do
64    if [ "$line" = "" ] ; then
65        noof_blank_lines=$(($noof_blank_lines+1))
66    else
67        noof_blank_lines=0
68        read_partition_line "$line"
69    fi
70    read line
71done
72LogIt "Labeling complete."
73exit 0
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