pakkings

   1 #!/usr/bin/env bash
   2
   3 #=======================================================================
   4 # pakkings
   5 # File ID: c31a44fa-001f-11e5-84cd-1fba44bd8d3d
   6 #
   7 # Unpack all gzip files in a directory tree and move them into one big
   8 # .tar.gz file. For times when you for example realise you've got more
   9 # than 39000 IRC logs since 2004. True story.
  10 #
  11 # Author: Øyvind A. Holm <sunny@sunbase.org>
  12 # License: GNU General Public License version 2 or later.
  13 #=======================================================================
  14
  15 progname=pakkings
  16 VERSION=0.2.0
  17
  18 ARGS="$(getopt -o "\
  19 h\
  20 q\
  21 v\
  22 " -l "\
  23 help,\
  24 quiet,\
  25 verbose,\
  26 version,\
  27 " -n "$progname" -- "$@")"
  28 test "$?" = "0" || exit 1
  29 eval set -- "$ARGS"
  30
  31 opt_help=0
  32 opt_quiet=0
  33 opt_verbose=0
  34 while :; do
  35     case "$1" in
  36         -h|--help) opt_help=1; shift ;;
  37         -q|--quiet) opt_quiet=$(($opt_quiet + 1)); shift ;;
  38         -v|--verbose) opt_verbose=$(($opt_verbose + 1)); shift ;;
  39         --version) echo $progname $VERSION; exit 0 ;;
  40         --) shift; break ;;
  41         *) echo $progname: Internal error >&2; exit 1 ;;
  42     esac
  43 done
  44 opt_verbose=$(($opt_verbose - $opt_quiet))
  45
  46 if test "$opt_help" = "1"; then
  47     test $opt_verbose -gt 0 && { echo; echo $progname $VERSION; }
  48     cat <<END
  49
  50 Usage: $progname [options] DIRECTORY [DIRECTORIES [...]]
  51
  52 Options:
  53
  54   -h, --help
  55     Show this help.
  56   -q, --quiet
  57     Be more quiet. Can be repeated to increase silence.
  58   -v, --verbose
  59     Increase level of verbosity. Can be repeated.
  60   --version
  61     Print version information.
  62
  63 END
  64     exit 0
  65 fi
  66
  67 for dir in "$@"; do
  68     test -d "$dir" || { echo $progname: $dir: Not a directory >&2; continue; }
  69     test -e "$dir.tar.gz" && { echo $progname: $dir.tar.gz already exists >&2; continue; }
  70     label=$(suuid -t c_$progname -c "$progname: Pack $dir")
  71     if test -z "$label"; then
  72         echo $progname: Could not create UUID for tar volume label >&2
  73         exit 1
  74     fi
  75     echo
  76     if test -n "$(git config --get annex.uuid)"; then
  77         echo ========= ga edit $dir
  78         ga edit "$dir"
  79     fi
  80     echo ========= gunzip -r $dir
  81     gunzip -r "$dir"
  82     echo === tar $dir
  83     tar czf "$dir.tar.gz" --label=$label --remove-files "$dir"
  84 done