seeds/debian.sh

   1 # Initialize a debian chroot using debootstrap into the provided directory
   2
   3 # Parameters that I want on the command line:
   4 # <arch> <suite> <repo>
   5
   6 [ "$(which debootstrap 2>&-)" ] || pebkac "j_init: debian: debootstrap not found"
   7
   8 : ${arch=${1}}
   9 : ${suite=${2}}
  10 : ${repo=${3}}
  11 : ${include=curl,file,less,locales,sudo,vim,whois}
  12
  13 case "${arch}" in
  14 x86|i386) arch=i386 ;;
  15 amd64|x86_64|x64) arch=amd64 ;;
  16 *) pebkac "Unsupported arch '${arch}'" ;;
  17 esac
  18
  19 [ "${suite}" ] || pebkac "Debian seed needs <arch> <suite> [repo]"
  20
  21 [ "${repo}" ] || {
  22   if [ -f "${jseed}/debian/dists/${suite}/Release" ]
  23   then
  24     repo="file://${jseed}/debian"
  25   else
  26     repo="http://archive.debian.org/debian"
  27   fi
  28 }
  29
  30 keyring="${jseed}/debian/debian-archive-keyring.gpg"
  31 [ -f "${keyring}" ] || unset keyring
  32
  33 mkdir -p "${jroot}/var/cache/apt/archives"
  34
  35 [ ! -d "${jseed}/debian/debs" ] || {
  36   echo "Seeding deb archives" >&2
  37   ( cd "${jseed}/debian/debs"; find . | cpio -pl "${jroot}/var/cache/apt/archives" )
  38 }
  39
  40 cmd="debootstrap '--arch=${arch}' ${keyring+'--keyring=${jseed}/debian/debian-archive-keyring.gpg'} '--include=${include}' '${suite}' '${jroot}' '${repo}'"
  41 echo "Executing: ${cmd}"
  42 eval "${cmd}"
  43
  44 # Make sure locales are generated on first start
  45 mkdir -p "${jroot}/etc/rcJ.d"
  46 cat > "${jroot}/etc/rcJ.d/S00localegen" <<"EOF"
  47 #!/bin/sh
  48 /bin/sed -i '/en_US/s/^# //' /etc/locale.gen
  49 /usr/sbin/locale-gen
  50 /bin/rm -f "${0}"
  51 EOF
  52 chmod 755 "${jroot}/etc/rcJ.d/S00localegen"
  53
  54 echo "Adding user"
  55 sed -i '/%sudo/s/^# *//' "${jroot}/etc/sudoers"
  56 user="${ORIG_USER}"
  57 uid="$(id -u "${ORIG_USER}")"
  58 [ "${user}" -a "${uid}" ] || { echo "Cannot add nonexistent user"; false; }
  59 chroot "${jroot}" /usr/sbin/useradd -m -o -u "${uid}" -G root,sudo "${user}"