plc.d/bootcd

   1 #!/bin/bash
   2 #
   3 # priority: 1000
   4 #
   5 # Rebuild the Boot CD
   6 #
   7 # Mark Huang <mlhuang@cs.princeton.edu>
   8 # Copyright (C) 2006 The Trustees of Princeton University
   9 #
  10 # $Id$
  11 #
  12
  13 # Source function library and configuration
  14 . /etc/plc.d/functions
  15 . /etc/planetlab/plc_config
  16
  17 # Be verbose
  18 set -x
  19
  20 case "$1" in
  21     start)
  22         if [ "$PLC_BOOT_ENABLED" != "1" -a \
  23              "$PLC_WWW_ENABLED" != "1" ] ; then
  24             exit 0
  25         fi
  26
  27         MESSAGE=$"Rebuilding Boot CD"
  28         dialog "$MESSAGE"
  29
  30         ########## legacy myplcs - temporary code
  31         # create /etc/planetlab/nodefamily if missing
  32         [ -f /etc/planetlab/nodefamily ] || { mkdir -p /etc/planetlab ; echo "planetlab-i386" > /etc/planetlab/nodefamily ; }
  33         # move if plain directories
  34         for legacydir in /usr/share/bootcd /var/www/html/download ; do
  35             if [ -d "${legacydir}" ] && [ ! -h ${legacydir} ] ; then
  36                 rm -rf ${legacydir}-legacy
  37                 mv -f ${legacydir} ${legacydir}-legacy
  38             fi
  39         done
  40         ########## end
  41
  42         # get the default nodefamily
  43         def_nodefamily=$(cat /etc/planetlab/nodefamily)
  44
  45         # Customize the Boot CD : run build.sh on all available bootcd's
  46         shopt -s nullglob
  47         for bootcd in /usr/share/bootcd-* ; do
  48             name=$(basename $bootcd)
  49             nodefamily=$(echo $name | sed -e s,bootcd-,,)
  50             download=/var/www/html/download-${nodefamily}
  51             [ -d ${download} ] || mkdir -p ${download}
  52
  53             pushd ${download}
  54             ${bootcd}/build.sh ${PLC_BUILD_ALL_BOOTCDS:+-a}
  55             check
  56             popd
  57
  58             # the default: create symlinks to the actual locations
  59             if [ "${nodefamily}" == "${def_nodefamily}" ] ; then
  60                 rm -rf /usr/share/bootcd
  61                 ln -s /usr/share/bootcd-${nodefamily} /usr/share/bootcd
  62                 rm -rf /var/www/html/download
  63                 ln -s /var/www/html/download-${nodefamily} /var/www/html/download
  64             fi
  65         done
  66
  67         result "$MESSAGE"
  68         ;;
  69 esac
  70
  71 exit $ERRORS