scripts/sysupgrade-tar.sh

   1 #!/bin/sh
   2
   3 . $TOPDIR/scripts/functions.sh
   4
   5 board=""
   6 kernel=""
   7 rootfs=""
   8 outfile=""
   9 err=""
  10
  11 while [ "$1" ]; do
  12         case "$1" in
  13         "--board")
  14                 board="$2"
  15                 shift
  16                 shift
  17                 continue
  18                 ;;
  19         "--kernel")
  20                 kernel="$2"
  21                 shift
  22                 shift
  23                 continue
  24                 ;;
  25         "--rootfs")
  26                 rootfs="$2"
  27                 shift
  28                 shift
  29                 continue
  30                 ;;
  31         *)
  32                 if [ ! "$outfile" ]; then
  33                         outfile=$1
  34                         shift
  35                         continue
  36                 fi
  37                 ;;
  38         esac
  39 done
  40
  41 if [ ! -n "$board" -o ! -r "$kernel" -a  ! -r "$rootfs" -o ! "$outfile" ]; then
  42         echo "syntax: $0 [--board boardname] [--kernel kernelimage] [--rootfs rootfs] out"
  43         exit 1
  44 fi
  45
  46 tmpdir="$( mktemp -d 2> /dev/null )"
  47 if [ -z "$tmpdir" ]; then
  48         # try OSX signature
  49         tmpdir="$( mktemp -t 'ubitmp' -d )"
  50 fi
  51
  52 if [ -z "$tmpdir" ]; then
  53         exit 1
  54 fi
  55
  56 mkdir -p "${tmpdir}/sysupgrade-${board}"
  57 echo "BOARD=${board}" > "${tmpdir}/sysupgrade-${board}/CONTROL"
  58 if [ -n "${rootfs}" ]; then
  59         case "$( get_fs_type ${rootfs} )" in
  60         "squashfs")
  61                 dd if="${rootfs}" of="${tmpdir}/sysupgrade-${board}/root" bs=1024 conv=sync
  62                 ;;
  63         *)
  64                 cp "${rootfs}" "${tmpdir}/sysupgrade-${board}/root"
  65                 ;;
  66         esac
  67 fi
  68 [ -z "${kernel}" ] || cp "${kernel}" "${tmpdir}/sysupgrade-${board}/kernel"
  69
  70 mtime=""
  71 if [ -n "$SOURCE_DATE_EPOCH" ]; then
  72         mtime="--mtime=@${SOURCE_DATE_EPOCH}"
  73 fi
  74
  75 (cd "$tmpdir"; tar --sort=name --owner=0 --group=0 --numeric-owner -cvf sysupgrade.tar sysupgrade-${board} ${mtime})
  76 err="$?"
  77 if [ -e "$tmpdir/sysupgrade.tar" ]; then
  78         cp "$tmpdir/sysupgrade.tar" "$outfile"
  79 else
  80         err=2
  81 fi
  82 rm -rf "$tmpdir"
  83
  84 exit $err