febootstrap-minimize.sh

   1 #!/bin/bash -
   2 # febootstrap minimize
   3 # (C) Copyright 2009 Red Hat Inc.
   4 #
   5 # This program is free software; you can redistribute it and/or modify
   6 # it under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation; either version 2 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  18 #
  19 # Written by Richard W.M. Jones <rjones@redhat.com>
  20
  21 TEMP=`getopt \
  22         -o '' \
  23         --long help,all,none,keep-locales,drop-locales,keep-docs,drop-docs,keep-yum-cache,drop-yum-cache,keep-cracklib,drop-cracklib,keep-i18n,drop-i18n,keep-zoneinfo,drop-zoneinfo \
  24         -n febootstrap-minimize -- "$@"`
  25 if [ $? != 0 ]; then
  26     echo "febootstrap-minimize: problem parsing the command line arguments"
  27     exit 1
  28 fi
  29 eval set -- "$TEMP"
  30
  31 set_all ()
  32 {
  33   keep_locales=no
  34      keep_docs=no
  35 keep_yum_cache=no
  36  keep_cracklib=no
  37      keep_i18n=no
  38  keep_zoneinfo=no
  39 }
  40
  41 set_none ()
  42 {
  43   keep_locales=yes
  44      keep_docs=yes
  45 keep_yum_cache=yes
  46  keep_cracklib=yes
  47      keep_i18n=yes
  48  keep_zoneinfo=yes
  49 }
  50
  51 set_all
  52
  53 usage ()
  54 {
  55     echo "Usage: febootstrap-minimize [--options] DIR"
  56     echo "Please read febootstrap-minimize(8) man page for more information."
  57 }
  58
  59 while true; do
  60     case "$1" in
  61         --all)
  62             set_all
  63             shift;;
  64         --none)
  65             set_none
  66             shift;;
  67         --keep-locales)
  68             keep_locales=yes
  69             shift;;
  70         --drop-locales)
  71             keep_locales=no
  72             shift;;
  73         --keep-docs)
  74             keep_docs=yes
  75             shift;;
  76         --drop-docs)
  77             keep_docs=no
  78             shift;;
  79         --keep-yum-cache)
  80             keep_yum_cache=yes
  81             shift;;
  82         --drop-yum-cache)
  83             keep_yum_cache=no
  84             shift;;
  85         --keep-cracklib)
  86             keep_cracklib=yes
  87             shift;;
  88         --drop-cracklib)
  89             keep_cracklib=no
  90             shift;;
  91         --keep-i18n)
  92             keep_i18n=yes
  93             shift;;
  94         --drop-i18n)
  95             keep_i18n=no
  96             shift;;
  97         --keep-zoneinfo)
  98             keep_zoneinfo=yes
  99             shift;;
 100         --drop-zoneinfo)
 101             keep_zoneinfo=no
 102             shift;;
 103         --help)
 104             usage
 105             exit 0;;
 106         --)
 107             shift
 108             break;;
 109         *)
 110             echo "Internal error!"
 111             exit 1;;
 112     esac
 113 done
 114
 115 if [ $# -lt 1 ]; then
 116     usage
 117     exit 1
 118 fi
 119
 120 target="$1"
 121
 122 #----------------------------------------------------------------------
 123
 124 if [ ! -d "$target" ]; then
 125     echo "febootstrap-minimize: $target: target directory not found"
 126     exit 1
 127 fi
 128
 129 #du -sh "$target"
 130
 131 if [ "$keep_locales" != "yes" ]; then
 132     rm -f "$target"/usr/lib/locale/*
 133     rm -rf "$target"/usr/share/locale
 134 fi
 135
 136 if [ "$keep_docs" != "yes" ]; then
 137     rm -rf "$target"/usr/share/man
 138     rm -rf "$target"/usr/share/doc
 139 fi
 140
 141 if [ "$keep_yum_cache" != "yes" ]; then
 142     rm -rf "$target"/var/cache/yum/*
 143 fi
 144
 145 if [ "$keep_cracklib" != "yes" ]; then
 146     rm -rf "$target"/usr/share/cracklib
 147 fi
 148
 149 if [ "$keep_i18n" != "yes" ]; then
 150     rm -rf "$target"/usr/share/i18n
 151 fi
 152
 153 if [ "$keep_zoneinfo" != "yes" ]; then
 154     mv "$target"/usr/share/zoneinfo/{UCT,UTC,Universal,Zulu,GMT*,*.tab} \
 155       "$target"
 156     rm -rf "$target"/usr/share/zoneinfo/*
 157     mv "$target"/{UCT,UTC,Universal,Zulu,GMT*,*.tab} \
 158       "$target"/usr/share/zoneinfo/
 159 fi