util/board_status/set_up_live_image.sh

   1 #!/usr/bin/env bash
   2
   3 # This script is used to set up a ubuntu-based live image to be used
   4 # with coreboot's board_status script.  It modifies the system so that
   5 # board_status can connect over SSH and run cbmem.  This script is NOT
   6 # meant to be run on an installed system, and changes the configuration
   7 # in ways that would be dangerous to security on an installed system.
   8
   9 # Make sure we're on a ubuntu live image
  10 if [ ! -e /usr/bin/ubiquity ]; then
  11         echo "Error: This doesn't appear to be a ubuntu based live image.  Exiting."
  12         exit 1
  13 fi
  14
  15 RED='\033[1;31m'
  16 GREEN='\033[1;32m'
  17 NC='\033[0m' # No Color
  18
  19 # shellcheck disable=SC2059
  20 error ()
  21 {
  22         printf "${RED}ERROR: $1 ${NC}\n" >&2
  23         if [ -n "$2" ]; then printf "${RED}Removing $2 ${NC}\n"; rm -rf "./$2"; fi
  24         exit 1
  25 }
  26
  27 # shellcheck disable=SC2059
  28 status ()
  29 {
  30         printf "${GREEN}${1}${NC}"
  31 }
  32
  33 # Install and configure the ssh server for the board-status script to connect to.
  34 status "Installing and configuring ssh server\n"
  35 sudo rm -f /etc/apt/sources.list
  36 sudo apt-get update || \
  37         error "Could not update packages"
  38 sudo apt-get install -y openssh-server || \
  39         error "Could not install openssh-server"
  40 sudo sed -i.bak 's/PermitRootLogin.*/PermitRootLogin yes/' /etc/ssh/sshd_config || \
  41         error "Could not update sshd.config to allow root login."
  42 sudo sudo service ssh restart || \
  43         error "Could not restart ssh server"
  44
  45 # Set the root password so it can be used to log in
  46 status "Setting root password to 'coreboot'\n"
  47 echo -e "root:coreboot" | sudo chpasswd || \
  48         error "Could not reset root password"
  49
  50 # Download the coreboot tree
  51 status "Installing git and clone the coreboot repo\n"
  52 sudo apt-get install -y git build-essential || \
  53         error "Could not install git"
  54 git clone --depth 1 https://review.coreboot.org/coreboot || \
  55         error "Could not download coreboot repository"
  56
  57 # Build and install cbmem
  58 status "Building and installing cbmem\n"
  59 make -C coreboot/util/cbmem || \
  60         error "Could not build cbmem"
  61 sudo make -C coreboot/util/cbmem install || \
  62         error "Could not instll cbmem"
  63 sudo cbmem || \
  64         error "cbmem did not run correctly"
  65 rm -rf coreboot
  66
  67 # Identify the ip address that board-status will connect to
  68 IP_ADDR=$(ifconfig -a | grep 'inet addr' | grep -v '127.0.0.1' | \
  69         sed 's|.*inet addr:||' | sed 's|Bcast.*||')
  70 status "\nAddress or addresses for this board:  $IP_ADDR\n"