#!/bin/bash
# 2009 Copyright Yejun Yang (yejunx AT gmail DOT com)
# Creative Commons Attribution-Noncommercial-Share Alike 3.0 United States License.
# http://creativecommons.org/licenses/by-nc-sa/3.0/us/

PACKS="sed gawk coreutils filesystem texinfo grep pacman \
       module-init-tools wget curl net-tools procps nano tar cpio zip \
       gzip bzip2 lzma psmisc initscripts iputils dnsutils iproute2 \
       less dash which"

if [[ $1 == i686 ]]; then
  ARCH=i686
else
  ARCH=x86_64
fi

ROOT=mini_$ARCH

cat <<EOF > pacman.conf
[options]
HoldPkg     = pacman glibc
SyncFirst   = pacman

[core]
Server = ftp://mirror.cs.vt.edu/pub/ArchLinux/\$repo/os/$ARCH
Server = http://archlinux.mirrors.uk2.net/\$repo/os/$ARCH
Include = /etc/pacman.d/mirrorlist
[extra]
Server = ftp://mirror.cs.vt.edu/pub/ArchLinux/\$repo/os/$ARCH
Server = http://archlinux.mirrors.uk2.net/\$repo/os/$ARCH
Include = /etc/pacman.d/mirrorlist
[community]
Server = ftp://mirror.cs.vt.edu/pub/ArchLinux/\$repo/os/$ARCH
Server = http://archlinux.mirrors.uk2.net/\$repo/os/$ARCH
Include = /etc/pacman.d/mirrorlist
EOF

mkarchroot -C pacman.conf $ROOT $PACKS

chmod 666 $ROOT/dev/null
mknod -m 666 $ROOT/dev/random c 1 8
mknod -m 666 $ROOT/dev/urandom c 1 9
mknod -m 600 $ROOT/dev/console c 5 1
mkdir -m 755 $ROOT/dev/pts
mkdir -m 1777 $ROOT/dev/shm

echo nameserver 4.2.2.1 > $ROOT/etc/resolv.conf
echo nameserver 4.2.2.2 >> $ROOT/etc/resolv.conf

find $ROOT -depth -print | cpio -ov | lzma -5 > $ROOT.cpio.lzma