VERSION="1.7.3"
SRCDIR="unbound-${VERSION}"
TARBALL="${SRCDIR}.tar.gz"
URL="https://www.unbound.net/downloads"
SHA256SUM="c11de115d928a6b48b2165e0214402a7a7da313cd479203a7ce7a8b62cba602d"
DEPENDS="openssl expat libbsd"

prepare() {
	return
}

build() {
	$1/configure --prefix="" --host="$TARGET" --disable-static \
		     --sysconfdir=/etc --with-pidfile=/run/unbound.pid \
		     --sbindir=/bin --with-libexpat="$TCDIR/$TARGET" \
		     --with-ssl="$TCDIR/$TARGET"

	make -j $NUMJOBS
}

deploy() {
	local SOURCE="$1"
	local DEPLOY="$2"
	local tag alg type digest

	make DESTDIR="$DEPLOY" install
	cp "$SCRIPTDIR/pkg/$PKGNAME/rootfs_files.txt" "$DEPLOY"

	cat_file_override "unbound.conf" > "$DEPLOY/etc/unbound/unbound.conf"

	echo "generating trust anchor root.key"

	curl --silent -L https://data.iana.org/root-anchors/root-anchors.xml |\
	sed ':a;N;$!ba;s/\n//g' |\
	grep -o -P -e "<KeyDigest.*?</KeyDigest>" |\
	while read line; do
		tag=$(echo $line | grep -o -e "<KeyTag>[0-9]*</" | grep -o -w "[0-9]*")
		alg=$(echo $line | grep -o -e "<Algorithm>[0-9]*</" | grep -o -w "[0-9]*")
		type=$(echo $line | grep -o -e "<DigestType>[0-9]*</" | grep -o -w "[0-9]*")
		digest=$(echo $line | grep -o -e "<Digest>[A-F0-9]*</" | grep -o -w "[A-F0-9]*")

		echo ". IN DS $tag $alg $type $digest" >> "$DEPLOY/etc/unbound/root.key"
	done
}

check_update() {
	curl --silent -L "$URL" | grep -o ">unbound-[0-9.]*tar.gz<" | \
	    sed 's/>unbound-//g' | sed 's/.tar.gz<//g' | \
	    verson_find_greatest "$VERSION"
}