scripts/install-rpi.sh

   1 #!/usr/bin/env bash
   2 # This file is part of the OpenADK project. OpenADK is copyrighted
   3 # material, please see the LICENCE file in the top-level directory.
   4
   5 if [ $(id -u) -ne 0 ];then
   6         echo "Installation is only possible as root"
   7         exit 1
   8 fi
   9
  10 f=0
  11 for tool in parted sfdisk mkfs.vfat mkfs.ext4;do
  12         if ! which $tool >/dev/null; then
  13                 echo "Checking if $tool is installed... failed"
  14                 f=1
  15         fi
  16 done
  17 if [ $f -eq 1 ];then exit 1;fi
  18
  19 datadir=0
  20 keep=0
  21 while getopts "dk" ch; do
  22         case $ch in
  23                 d)
  24                         datadir=1
  25                         ;;
  26                 k)
  27                         keep=1
  28                         ;;
  29         esac
  30 done
  31 shift $((OPTIND - 1))
  32
  33 if [ -z $1 ];then
  34         echo "Please give your SD card device as first parameter"
  35         exit 1
  36 else
  37         if [ -z $2 ];then
  38                 echo "Please give your install tar archive as second parameter"
  39                 exit 1
  40         fi
  41         if [ -f $2 ];then
  42                 echo "Installing $2 on $1"
  43         else
  44                 echo "$2 is not a file, exiting"
  45                 exit 1
  46         fi
  47         if [ -b $1 ];then
  48                 echo "Using $1 as SD card disk for installation"
  49                 echo "WARNING: This will destroy all data on $1 - type Yes to continue!"
  50                 read y
  51                 if [ "$y" = "Yes" ];then
  52                         env LC_ALL=C sfdisk -l $1 2>&1 |grep 'No medium'
  53                         if [ $? -eq 0 ];then
  54                                 echo "No medium found"
  55                                 exit 1
  56                         else
  57                                 echo "Starting with installation"
  58                         fi
  59                 else
  60                         echo "Exiting."
  61                         exit 1
  62                 fi
  63         else
  64                 echo "Sorry $1 is not a block device"
  65                 exit 1
  66         fi
  67 fi
  68
  69
  70 if [ $(mount | grep $1| wc -l) -ne 0 ];then
  71         echo "Block device $1 is in use, please umount first"
  72         exit 1
  73 fi
  74
  75 echo "Wiping existing partitions"
  76 dd if=/dev/zero of=$1 bs=512 count=1 >/dev/null 2>&1
  77 sync
  78
  79 echo "Create partition and filesystem for raspberry pi"
  80 rootpart=${1}2
  81 parted -s $1 mklabel msdos
  82 sleep 2
  83 maxsize=$(env LC_ALL=C parted $1 -s unit cyl print |awk '/^Disk/ { print $3 }'|sed -e 's/cyl//')
  84
  85 if [ $datadir -eq 0 ];then
  86         rootsize=$(($maxsize-2))
  87 else
  88         rootsize=$(($maxsize-34))
  89         datasize=$(($maxsize-2))
  90 fi
  91
  92 parted -s $1 unit cyl mkpart primary fat32 -- 0 16
  93 if [ $datadir -eq 0 ];then
  94         parted -s $1 unit cyl mkpart primary ext2 -- 16 $rootsize
  95         parted -s $1 unit cyl mkpart primary fat32 $rootsize $maxsize
  96         sfdisk --change-id $1 3 88 >/dev/null 2>&1
  97 else
  98         parted -s $1 unit cyl mkpart primary ext2 -- 16 $rootsize
  99         parted -s $1 unit cyl mkpart primary ext2 $rootsize $datasize
 100         parted -s $1 unit cyl mkpart primary fat32 $datasize $maxsize
 101         parted -s $1 set 1 boot on
 102         sfdisk --change-id $1 4 88 >/dev/null 2>&1
 103 fi
 104 sleep 2
 105 mkfs.vfat ${1}1 >/dev/null
 106 mkfs.ext4 -F -q -O ^huge_file ${1}2
 107 if [ $datadir -eq 1 ];then
 108         if [ $keep -eq 0 ];then
 109                 mkfs.ext4 -F -q -O ^huge_file ${1}3
 110         fi
 111 fi
 112 sync
 113 sleep 2
 114
 115 tmp=$(mktemp -d)
 116 mount -t ext4 ${rootpart} $tmp
 117 mkdir $tmp/boot
 118 if [ $datadir -eq 1 ];then
 119         if [ $keep -eq 0 ];then
 120                 mkdir $tmp/data
 121                 mount -t ext4 ${1}3 $tmp/data
 122                 mkdir $tmp/data/mpd $tmp/data/xbmc
 123                 umount $tmp/data
 124         fi
 125 fi
 126 mount -t vfat ${1}1 $tmp/boot
 127 sleep 1
 128 echo "Extracting install archive"
 129 tar -C $tmp -xzpf $2
 130 echo "Fixing permissions"
 131 chmod 1777 $tmp/tmp
 132 chmod 4755 $tmp/bin/busybox
 133 if [ $datadir -eq 1 ];then
 134         echo "/dev/mmcblk0p3    /data   ext4    rw      0       0" >>$tmp/etc/fstab
 135 fi
 136 umount $tmp/boot
 137 umount $tmp
 138 echo "Successfully installed."
 139 exit 0