| [1] | 1 | #!/bin/sh
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| 2 | #
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| [901] | 3 | # $Id: label-partitions-as-necessary 1780 2007-11-09 19:34:53Z bruno $
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| [1] | 4 | #
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| 5 | ############################################
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| 6 |
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| 7 |
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| 8 | read_partition_line() {
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| [1314] | 9 | local label mountpt command format
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| [1295] | 10 |
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| [1314] | 11 | label=`echo "$1" | awk '{print $1}' | cut -d'=' -f2`
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| 12 | format=`echo "$1" | awk '{print $3}'`
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| [1755] | 13 | mountpt=`awk '{print $1,$5}' $mountlist | grep " $label$" | awk '{print $1}'`
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| [1314] | 14 |
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| 15 | if [ "`echo "$1" | grep -E 'LABEL='`" != "" ] ; then
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| [1295] | 16 | opttun="-L"
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| [1314] | 17 | elif [ "`echo "$1" | grep -E 'UUID='`" != "" ] ; then
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| [1295] | 18 | opttun="-U"
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| 19 | else
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| 20 | # Nothing to do
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| 21 | return
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| [1314] | 22 | fi
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| [1295] | 23 |
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| 24 | if [ ! "$mountpt" ] ; then
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| [1314] | 25 | LogIt "Not labeling anything as ($label) because ($mountpt) is not a mountpoint"
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| [1295] | 26 | elif [ ! "$label" ] ; then
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| [1314] | 27 | LogIt "Not labeling ($mountpt) as anything because ($label) is not a label"
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| [1295] | 28 | else
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| 29 | if [ "$format" = "ext2" ] || [ "$format" = "ext3" ] ; then
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| 30 | command="tune2fs $opttun $label $mountpt"
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| 31 | LogIt "Running $command"
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| 32 | $command
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| 33 | elif [ "$format" = "swap" ] ; then
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| 34 | if [ "$opttun" = "-U" ]; then
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| [1780] | 35 | LogIt "Creating uuid $label on swap partition $mountpt"
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| [1766] | 36 | echo -n "$label" | perl -ne 's/-//g;chomp;print pack "H*",$_' | dd conv=notrunc "of=$mountpt" obs=1 seek=1036
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| [1295] | 37 | else
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| 38 | command="mkswap $opttun $label $mountpt"
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| 39 | LogIt "Running $command"
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| 40 | $command
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| 41 | fi
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| 42 | else
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| 43 | LogIt "I am NOT going to run tune2fs: the partition is format '$format', which doesn't like tune2fs anyway"
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| 44 | fi
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| [1] | 45 | fi
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| 46 | }
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| 47 |
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| 48 |
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| 49 | # ---------------------------------------------
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| 50 |
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| [1295] | 51 | LogIt "Identifying your drives with tune2fs"
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| [1] | 52 | if [ "$#" -ne "1" ] ; then
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| 53 | LogIt "label-partitions-as-necessary /tmp/mountlist.txt < /tmp/fstab.new" 1
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| 54 | exit 1
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| 55 | fi
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| 56 | mountlist=$1
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| 57 | noof_blank_lines=0
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| 58 | read line
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| 59 | while [ "$line" != "" ] && [ "$noof_blank_lines" -le "5" ] ; do
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| 60 | if [ "$line" = "" ] ; then
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| [691] | 61 | noof_blank_lines=$(($noof_blank_lines+1))
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| [1] | 62 | else
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| [691] | 63 | noof_blank_lines=0
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| 64 | read_partition_line "$line"
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| [1] | 65 | fi
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| 66 | read line
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| 67 | done
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| 68 | LogIt "Labeling complete."
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| 69 | exit 0
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