#!/bin/bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements.  See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership.  The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with the License.  You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing,
# software distributed under the License is distributed on an
# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
# KIND, either express or implied.  See the License for the
# specific language governing permissions and limitations
# under the License.

set -e
set -u
set -o pipefail

LIBTORCH_VERSION="2.0.0"
LIBTORCH_ARCHIVE="libtorch-cxx11-abi-shared-with-deps-${LIBTORCH_VERSION}+cpu.zip"
LIBTORCH_URL="https://download.pytorch.org/libtorch/cpu/libtorch-cxx11-abi-shared-with-deps-${LIBTORCH_VERSION}%2Bcpu.zip"
LIBTORCH_SHA256="2d67cff381186f2a01140348d2da7ab35d2e526c5703f4a8312c9428bef6df88"

TMP_DIR="$(mktemp -d)"
cleanup() {
	rm -rf "${TMP_DIR}"
}
trap cleanup 0

download-and-verify "${LIBTORCH_URL}" "${TMP_DIR}/${LIBTORCH_ARCHIVE}" sha256 "${LIBTORCH_SHA256}"

unzip -d /usr/local "${TMP_DIR}/${LIBTORCH_ARCHIVE}"