scripts/02_chroot.sh

   1 # Filename:      02_chroot.sh
   2 # Purpose:       build script for creating grml live-cd
   3 # Authors:       grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
   4 # Bug-Reports:   see http://grml.org/bugs/
   5 # License:       This file is licensed under the GPL v2.
   6 # Latest change: Tue Feb 13 00:16:27 CET 2007
   7 ################################################################################
   8
   9 chroot_shell() {
  10   chroot "$TARGET" /bin/bash
  11 }
  12
  13 chroot_exec() {
  14   chroot "$TARGET" /usr/bin/env -i HOME="/root" PATH="/usr/sbin:/usr/bin:/sbin:/bin" TERM="${TERM}" \
  15   DEBIAN_FRONTEND="${DEBCONF_FRONTEND}" DEBIAN_PRIORITY="${DEBCONF_PRIORITY}" ${1}
  16   return $?
  17 }
  18
  19 patch_chroot() {
  20   case "${1}" in
  21
  22        apply)
  23           debug "executing patch_chroot in apply mode"
  24           echo "grml-live" > "${TARGET}"/etc/debian_chroot
  25           [ -f "${TARGET}"/etc/hosts ] && cp "${TARGET}"/etc/hosts "$TARGET"/etc/hosts.orig
  26           [ -f /etc/hosts ]            && cp /etc/hosts "$TARGET"/etc/hosts
  27           [ -f "${TARGET}"/etc/resolv.conf ] && cp "${TARGET}"/etc/resolv.conf "$TARGET"/etc/resolv.conf.orig
  28           [ -f /etc/resolv.conf ]            && cp /etc/resolv.conf "$TARGET"/etc/resolv.conf
  29           # TODO: make sure to fix setup of grml-policy.rc.d
  30           cat > "${TARGET}"/usr/sbin/policy-rc.d <<EOF
  31 #!/bin/sh
  32 echo
  33 echo "Information: policy-rc.d in action."
  34 exit 101
  35 EOF
  36           chmod 755 "${TARGET}"/usr/sbin/policy-rc.d
  37           ;;
  38
  39        deapply)
  40           debug "executing patch_chroot in deapply mode"
  41           rm -f "${TARGET}"/etc/debian_chroot
  42
  43           if [ -f "${TARGET}"/etc/hosts.orig ] ; then
  44              mv "${TARGET}"/etc/hosts.orig "$TARGET"/etc/hosts
  45           else
  46              rm -f "$TARGET"/etc/hosts
  47           fi
  48
  49           # TODO: adjust for grml-policy.rc.d
  50           if [ -f "${TARGET}"/etc/resolv.conf.orig ] ; then
  51              mv "${TARGET}"/etc/resolv.conf.orig "$TARGET"/etc/resolv.conf
  52           else
  53              rm -f "$TARGET"/etc/resolv.conf
  54           fi
  55
  56           rm -f "${TARGET}"/usr/sbin/policy-rc.d
  57           ;;
  58   esac
  59 }
  60
  61 ## END OF FILE #################################################################
  62 # vim: ai tw=80 ft=sh expandtab