openwrt/scripts/ipkg-make-index.sh

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#!/usr/bin/env bash
set -e
pkg_dir=$1
if [ -z $pkg_dir ] || [ ! -d $pkg_dir ]; then
echo "Usage: ipkg-make-index <package_directory>" >&2
exit 1
fi
empty=1
for pkg in `find $pkg_dir -name '*.ipk' | sort`; do
empty=
name="${pkg##*/}"
name="${name%%_*}"
[[ "$name" = "kernel" ]] && continue
[[ "$name" = "libc" ]] && continue
echo "Generating index for package $pkg" >&2
file_size=$(ls -l $pkg | awk '{print $5}')
sha256sum=$(openssl dgst -sha256 $pkg | awk '{print $2}')
# Take pains to make variable value sed-safe
sed_safe_pkg=`echo $pkg | sed -e 's/^\.\///g' -e 's/\\//\\\\\\//g'`
tar -xzOf $pkg ./control.tar.gz | tar xzOf - ./control | sed -e "s/^Description:/Filename: $sed_safe_pkg\\
Size: $file_size\\
SHA256sum: $sha256sum\\
Description:/"
echo ""
done
[ -n "$empty" ] && echo
exit 0