#!/bin/bash

set -e

CH_VER=$1
CH_SPEC_DIR=$(pwd)
CH_TMP_DIR=$CH_SPEC_DIR/ch_tmp
CH_SRC_DIR=$CH_SPEC_DIR/SOURCES

if [ -z $CH_VER ]; then
	echo "Replace sources with the given <version>"
	echo "Usage: $0 <version>"
	exit 1
fi

rm -rf $CH_TMP_DIR
if [ ! -d $CH_SRC_DIR ]; then
	mkdir $CH_SRC_DIR
fi
rm -f $CH_SRC_DIR/v*.tar.gz $CH_SRC_DIR/config.toml $CH_SRC_DIR/vendor.tar.gz


wget https://github.com/cloud-hypervisor/cloud-hypervisor/archive/v${CH_VER}.tar.gz -O $CH_SRC_DIR/v${CH_VER}.tar.gz
mkdir $CH_TMP_DIR
tar xf $CH_SRC_DIR/v${CH_VER}.tar.gz -C $CH_TMP_DIR --strip-components=1


pushd $CH_TMP_DIR

cargo vendor > $CH_SRC_DIR/config.toml
tar czvf $CH_SRC_DIR/vendor.tar.gz vendor

popd

rm -rf $CH_TMP_DIR