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#!/bin/sh
set -e
usage() {
echo "Usage: $0 [-o|--output <dst file>] [-p|--packages <packages>] [-f|--files <files>] <src tar> <metadata.yaml>"
exit 1
}
dst_file=/dev/stdout
temp=$(getopt -o "o:p:f:" -l "output:,packages:,files:,help" -- "$@")
eval set -- "$temp"
while true; do
case "$1" in
-p|--packages)
packages="$2"; shift 2;;
-o|--output)
dst_file="$2"; shift 2;;
-f|--files)
files="$2"; shift 2;;
--help)
usage;;
--)
shift; break;;
esac
done
if [ $# -ne 2 ]; then
usage
fi
src_tar=$1
metadata_dir=`dirname $2`
metadata=`basename $2`
base=`basename $src_tar`
dir=/tmp/build.$$
files_dir=files/
instroot=$dir/rootfs
cache=dl/packages/$ARCH/$SUBARCH
test -e $cache || mkdir -p $cache
OPKG="env LD_PRELOAD= IPKG_NO_SCRIPT=1 IPKG_INSTROOT=$instroot $SDK/staging_dir/host/bin/opkg -o $instroot --cache $cache"
unpack() {
mkdir -p $instroot
cat $src_tar | (cd $instroot && tar -xz)
}
pack() {
echo Pack rootfs
(cd $dir && tar -cz *) > $dst_file
}
pack_squashfs() {
echo Pack rootfs squashfs
mksquashfs $dir $dst_file
}
disable_root() {
sed -i -e 's/^root::/root:*:/' $instroot/etc/shadow
}
add_file() {
file=$1
src_dir=$2
dst_dir=$3
src=$src_dir/$file
dst=$dst_dir/$file
if test -d $src; then
test -d $dst || mkdir -p $dst
elif test -f $src; then
cp $src $dst
foo=$(dirname $file)
if [ "$foo" = "./etc/init.d" ]; then
echo Enabling $file
set +e
sh $instroot/etc/rc.common $src enable
set -e
fi
fi
}
add_files() {
src_dir=$1
dst_dir=$2
for f in $(cd $src_dir && find); do
add_file $f $src_dir $dst_dir
done
}
add_package() {
local ipkg=$1
$OPKG install $ipkg
}
add_packages() {
local dir=$1
for f in $dir/*.ipk; do
add_package $f
done
}
update_packages() {
$OPKG update
local upgradable="$($OPKG list-upgradable|cut -d ' ' -f 1)"
for pkg in $upgradable; do
echo Upgrading $pkg
$OPKG upgrade $pkg
done
}
install_packages() {
local packages="$1"
for pkg in $packages; do
echo Install $pkg
$OPKG install $pkg
done
}
unpack
disable_root
add_files $files_dir $instroot
if test -n "$files"; then
add_files $files $instroot
fi
add_file $metadata $metadata_dir $dir
add_files templates/ $dir/templates/
add_packages bin/packages/${ARCH}/${SUBARCH}
update_packages
install_packages "$packages"
pack
#pack_squashfs
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