1 | #!/bin/sh
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2 | #
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3 | # 2004-03-08: First draft Bruno Cornec <Bruno.Cornec@hp.com>
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4 | #
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5 |
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6 | QuitIfNotFound() {
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7 | if [ ! -f "$1" ] ; then
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8 | LogIt "(stabelilo-me) Where's $1? I cannot continue." 1
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9 | exit 1
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10 | fi
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11 | }
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12 |
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13 |
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14 |
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15 |
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16 | FindLiloDir() {
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17 | list=`find / | grep -name elilo.conf`
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18 | }
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19 |
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20 |
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21 |
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22 | LocateOldFstab() {
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23 | old_fstab=""
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24 | old_eliloconf=""
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25 | if [ -f "/mnt/RESTORING/etc/fstab" ] ; then
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26 | LogIt "No need for fstab search." 2
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27 | # fstab_list=/mnt/RESTORING/etc/fstab
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28 | old_fstab=/mnt/RESTORING/etc/fstab
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29 | old_eliloconf=/mnt/RESTORING/boot/efi/efi/redhat/elilo.conf
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30 | return 0
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31 | elif [ -f "/mnt/cdrom/archives/CUCKOO" ] ; then
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32 | LogIt "Because I'm cuckoo, I'll stop searching." 2
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33 | return 1
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34 | else
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35 | LogIt "Looking for fstab. Please wait." 2
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36 | fstab_list=`find /mnt/RESTORING -name fstab 2> /dev/null`
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37 | fi
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38 | where_they_live=""
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39 | for curr_fstab in $fstab_list ; do
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40 | curr_dir=`echo $curr_fstab | gawk '{i=index($0,"/fstab");print substr($0,0,i-1);}'`
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41 | resA=$?
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42 | curr_inetd=`find $curr_dir -name inetd.conf | grep -v "linuxconf"`
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43 | resB=$?
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44 | if [ "$resA" -eq "0" ] ; then
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45 | if [ "$where_they_live" != "" ] ; then
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46 | LogIt "Two directories found! One is $where_they_live, the other $curr_dir" 1
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47 | LogIt "I don't know which to choose. I'll abort the search." 1
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48 | return 1
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49 | fi
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50 | where_they_live=$curr_dir
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51 | fi
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52 | done
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53 | if [ "$where_they_live" = "" ] ; then
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54 | LogIt "Cannot find any folder which holds fstab _and_ inetd.conf" 1
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55 | return 1
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56 | fi
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57 | ### Will NOT work for ELILO
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58 | ###old_eliloconf=$where_they_live/elilo.conf
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59 | old_eliloconf=/boot/efi/efi/redhat/elilo.conf
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60 | old_fstab=$where_they_live/fstab
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61 | LogIt "LILO and fstab found." 2
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62 | return 0
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63 | }
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64 |
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65 |
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66 |
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67 | MakeBackups() {
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68 | LogIt "Backing up original files before modifying them..." 2
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69 | for i in $old_eliloconf $old_fstab ; do
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70 | LogIt "Backing up $i"
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71 | [ -f "$i" ] && cp $i $i.prehack -f
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72 | done
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73 | }
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74 |
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75 |
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76 | RestoreBackups() {
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77 | LogIt "Restoring original versions of modified files..." 2
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78 | cp -f $old_eliloconf /tmp/elilo.conf.ugly
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79 | cp -f $old_fstab /tmp/fstab.ugly
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80 | for i in $old_eliloconf $old_fstab ; do
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81 | LogIt "Restoring $i"
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82 | [ -f "$i.prehack" ] && cp $i.prehack $i -f
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83 | done
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84 | }
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85 |
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86 |
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87 | WhatIsFirstDriveCalled() {
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88 | cut -d' ' -f1 /tmp/mountlist.txt \
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89 | | sed s/[0-9]// | sed s/[0-9]// \
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90 | | sort -u | head -n 1
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91 | }
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92 |
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93 |
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94 | # --------------------------------- main -------------------------------
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95 |
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96 | LogIt "stabelilo-me --- starting"
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97 | LocateOldFstab
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98 | old_mountlist=/tmp/mountlist.original
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99 | new_mountlist=/tmp/mountlist.txt
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100 | QuitIfNotFound $old_mountlist
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101 | QuitIfNotFound $new_mountlist
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102 | QuitIfNotFound $old_fstab
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103 | QuitIfNotFound $old_eliloconf
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104 | LogIt "OK so far: I've found all the files I need." 2
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105 |
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106 | MakeBackups
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107 |
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108 | new_fstab=/mnt/RESTORING/etc/fstab.NEW
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109 | [ ! -e "$new_fstab" ] && new_fstab=/mnt/RESTORING/etc/fstab
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110 | new_eliloconf=/mnt/RESTORING/etc/elilo.conf.NEW
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111 | [ ! -e "$new_eliloconf" ] && new_eliloconf=/mnt/RESTORING/etc/elilo.conf
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112 |
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113 | LogIt "Modifying fstab..." 2
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114 | outval=0
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115 | hack-fstab $old_mountlist $old_fstab $new_mountlist $new_fstab
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116 | res=$?
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117 | if [ "$res" -ne "0" ] ; then
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118 | echo "Warning - hack-fstab failed"
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119 | outval=$(($outval+$res))
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120 | fi
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121 |
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122 | LogIt "Modifying elilo.conf. Please wait..." 2
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123 | hack-elilo $old_mountlist $old_fstab $old_liloconf $new_mountlist $new_fstab $new_liloconf
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124 | res=$?
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125 | outval=$(($outval+$res))
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126 | if [ "$outval" -ne "0" ] ; then
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127 | LogIt "Fstab and/or elilo modifications failed" 3
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128 | # RestoreBackups
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129 | else
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130 | LogIt "Modifications succeeded." 2
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131 | LogIt "Copying over $old_fstab" 2
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132 | cp -f $new_fstab $old_fstab
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133 | outval=$(($outval+$?))
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134 | LogIt "Copying over $old_eliloconf" 2
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135 | cp -f $new_liloconf $old_eliloconf
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136 | outval=$(($outval+$?))
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137 | if [ "$outval" -ne "0" ] ; then
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138 | LogIt "Modifications (copying) failed. Restoring from backups." 3
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139 | RestoreBackups
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140 | else
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141 | LogIt "Fstab and elilo files modified ok." 2
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142 | fi
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143 | cd $where_they_live
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144 | cd ..
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145 | fi
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146 |
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147 | if [ "$outval" -ne "0" ] ; then
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148 | LogIt "Error(s) occurred during elilo/fstab processing." 3
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149 | LogIt "Restoring originals." 3
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150 | RestoreBackups
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151 | else
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152 | LogIt "/etc/fstab and /etc/elilo.conf were modified ok." 3
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153 | fi
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154 | LogIt "stabelilo-me --- leaving"
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155 | exit $outval
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156 |
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157 |
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