ubuntu-daily

   1 #! /bin/sh
   2
   3 PROJECT=
   4 CURRENT_DIST=oneiric
   5 DIST="$CURRENT_DIST"
   6 BASE=cdimage.ubuntu.com::cdimage
   7 RSYNC=false
   8 HTTP=false
   9
  10 usage () {
  11         cat <<EOF
  12 Usage: $0 [options] image_type architecture
  13
  14 Options:
  15   -f|--flavour FLAVOUR          Flavour (default: ubuntu).
  16   -d|--dist DIST                Distribution (default: oneiric).
  17   -a|--authenticated            Use privileged access.
  18   -r|--rsync                    Force rsync.
  19   -h|--http                     Force HTTP only (no reuse).
  20 EOF
  21 }
  22
  23 eval set -- "$(getopt -o f:d:arh -l help,flavour:,dist:,authenticated,rsync,http -- "$@")" || { usage >&2; exit 2; }
  24 while :; do
  25         case $1 in
  26                 --help)
  27                         usage
  28                         exit 0
  29                         ;;
  30                 -f|--flavour)
  31                         PROJECT="$2"
  32                         if [ "$PROJECT" = ubuntu ]; then
  33                                 PROJECT=
  34                         fi
  35                         shift 2
  36                         ;;
  37                 -d|--dist)
  38                         DIST="$2"
  39                         shift 2
  40                         ;;
  41                 -a|--authenticated)
  42                         BASE=antimony:cdimage/www/full
  43                         shift
  44                         ;;
  45                 -r|--rsync)
  46                         RSYNC=:
  47                         shift
  48                         ;;
  49                 -h|--http)
  50                         HTTP=:
  51                         shift
  52                         ;;
  53                 --)     shift; break ;;
  54                 *)      usage >&2; exit 2;
  55         esac
  56 done
  57
  58 if $HTTP; then
  59         BASE="http://cdimage.ubuntu.com"
  60 fi
  61
  62 PREFIX=
  63 if [ "$DIST" != "$CURRENT_DIST" ]; then
  64         PREFIX="$DIST/$PREFIX"
  65 fi
  66 case $1 in
  67         server)
  68                 PREFIX="ubuntu-server/$PREFIX"
  69                 ;;
  70         jeos)
  71                 PREFIX="jeos/$PREFIX"
  72                 ;;
  73         mid)
  74                 PREFIX="ubuntu-mid/$PREFIX"
  75                 ;;
  76 esac
  77 case $1 in
  78         live|desktop|mid)
  79                 IMAGE_TYPE=${IMAGE_TYPE:-${PREFIX}daily-live}
  80                 ;;
  81         dvd)
  82                 IMAGE_TYPE=${IMAGE_TYPE:-${PREFIX}dvd}
  83                 ;;
  84         *)
  85                 IMAGE_TYPE=${IMAGE_TYPE:-${PREFIX}daily}
  86                 ;;
  87 esac
  88 case $1 in
  89         mid)
  90                 EXTENSION=img
  91                 ;;
  92         *)
  93                 EXTENSION=iso
  94                 ;;
  95 esac
  96
  97 case $1 in
  98         install|alternate|server|addon|serveraddon)     ;;
  99         *)
 100                 $HTTP || RSYNC=:
 101                 ;;
 102 esac
 103
 104 LOCAL="./${PROJECT:+$PROJECT-}$DIST-$1-$2"
 105 REMOTE="$BASE/${PROJECT:+$PROJECT/}$IMAGE_TYPE/current/$DIST-$1-$2"
 106
 107 if $RSYNC; then
 108         ionice -c2 -n7 rsync -avP "$REMOTE.$EXTENSION" "$LOCAL.$EXTENSION"
 109 elif $HTTP; then
 110         wget -O "$LOCAL.$EXTENSION" "$REMOTE.$EXTENSION"
 111 else
 112         rsync -avP "$REMOTE.jigdo" "$LOCAL.jigdo"
 113         if [ "$PROJECT" ]; then
 114                 sed -i "s/=$DIST-$1-$2/=$PROJECT-$DIST-$1-$2/g" "$LOCAL.jigdo"
 115         fi
 116         rsync -avP "$REMOTE.template" "$LOCAL.template"
 117
 118         mkdir -p old
 119
 120         EXISTING=false
 121         MOUNTS=
 122
 123         do_mount () {
 124                 mkdir -p "old/$1"
 125                 MOUNTS="${MOUNTS:+$MOUNTS }$1"
 126                 sudo mount -o loop,ro "$1" "old/$1"
 127         }
 128
 129         cleanup () {
 130                 trap - EXIT HUP INT QUIT TERM
 131
 132                 local mount
 133
 134                 for mount in $MOUNTS; do
 135                         sudo umount "old/$mount"
 136                         rmdir -p --ignore-fail-on-non-empty "old/$mount"
 137                 done
 138
 139                 if $EXISTING; then
 140                         rm -f "$LOCAL.iso.old"
 141                 fi
 142         }
 143         trap cleanup EXIT HUP INT QUIT TERM
 144
 145         if [ -e "$LOCAL.iso" ]; then
 146                 EXISTING=:
 147                 mv "$LOCAL.iso" "$LOCAL.iso.old"
 148                 do_mount "$LOCAL.iso.old"
 149         fi
 150
 151         for iso in *"$DIST"-*.iso; do
 152                 case $iso in
 153                         *-install-*|*-alternate-*|*-server-*|*-addon-*|*-serveraddon-*) ;;
 154                         *)
 155                                 continue
 156                                 ;;
 157                 esac
 158                 do_mount "$iso"
 159         done
 160
 161         ionice -c2 -n7 jigdo-lite --scan "$PWD/old" "$LOCAL.jigdo"
 162 fi