prepumdu.sh

#! /bin/bash

# prepumdu.sh -- # prepare usermodded debootstapped ubuntu
# using debootstrap, fakeroot, fakechroot
#
# usage:
# arch=amd64 \
# suite="trusty" \
# mirror="http://ru.archive.ubuntu.com/ubuntu" \
# proxy="http://proxy.mine:3128/" \
# root="/tmp/my_ubuntu" \
# ./prepumdu.sh
#
# all options are optional
#
############################################################################

set -e
set -x

base="$(dirname $(readlink -f $0))"
: ${suite:="trusty"}
mirror="http://ru.archive.ubuntu.com/ubuntu"

machine=$(uname -m)
case "$machine" in
"x86_64")
    : ${arch:=amd64}
    ;;
i*86)
    : ${arch:=i686}
    ;;
*)
    echo "unknown machine: '$machine'"
    exit 2
    ;;
esac

: ${root:="$base/$suite-$arch"}
: ${proxy:=""}
: ${user:="$(id -un)"}
: ${uid:="$(id -u)"}
# : ${home:="/home/$user"}
: ${home:="/data"}

test -x /usr/bin/fakeroot
test -x /usr/bin/fakechroot
test -x /usr/sbin/debootstrap

if [ ! -d $root ]; then
  export DEBIAN_FRONTEND=noninteractive
  fakechroot fakeroot debootstrap --arch $arch $suite $root $mirror

  cat >$root/etc/apt/sources.list <<_EOF_
deb $mirror $suite main restricted universe multiverse
deb $mirror $suite-updates main restricted universe multiverse
deb $mirror $suite-backports main restricted universe multiverse
_EOF_

  if [ ! "x$proxy" = "x" ]; then
    cat >$root/etc/apt/apt.conf.d/proxy <<_EOF_
Acquire::http::Timeout "10";
Acquire::http::Proxy "$proxy";
Acquire::ftp::Proxy "$proxy";
_EOF_

    cat >$root/etc/profile.d/proxy.sh <<_EOF_
export HTTP_PROXY="$proxy"
export HTTPS_PROXY="$proxy"
export http_proxy="$proxy"
export https_proxy="$proxy"
export no_proxy="127.0.0.0/8,192.168.0.0/16,172.0.0.0/8,10.0.0.0/8"
_EOF_
  fi

  mkdir -p $root/var/lib/locales/supported.d/

  cat >$root/var/lib/locales/supported.d/en <<_EOF_
en_US.UTF-8 UTF-8
_EOF_

  cat >$root/var/lib/locales/supported.d/local <<_EOF_
ru_RU.UTF-8 UTF-8
en_US.UTF-8 UTF-8
_EOF_

  fakechroot fakeroot chroot $root /bin/bash --login <<_EOF_
set -e
set -x
dpkg-reconfigure locales
apt-get update
apt-get upgrade -y
apt-get autoclean
apt-get clean
apt-get autoremove

mkdir -p $home
useradd --user-group --uid $uid --home $home --shell /bin/bash $user
chown -R $user:$user $home
_EOF_

fi

echo "$root prepared."