| #!/usr/bin/env bash |
| |
| # Copyright 2016 The Fuchsia Authors |
| # |
| # Use of this source code is governed by a MIT-style |
| # license that can be found in the LICENSE file or at |
| # https://opensource.org/licenses/MIT |
| |
| # This script downloads firmware as prebuilts from Google Storage. |
| |
| # This script is expected to be executed by Jiri as a runhook, or by individual |
| # developers who want to grab the latest prebuilts. It takes no arguments, will |
| # download the latest version of the firmware, install it in the |
| # prebuilt/downloads directory, and update prebuilt/config.mk with the firmware |
| # prefix (so you shouldn't have to set PATH or anything yourself). |
| |
| set -e |
| |
| readonly GS_BUCKET="https://fuchsia-build.storage.googleapis.com" |
| |
| # We assume the following directory structure: |
| # ./zircon/scripts |
| # ./zircon/prebuilt |
| readonly SCRIPT_DIR="$(cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd)" |
| readonly ZIRCON_ROOT="$(cd "${SCRIPT_DIR}/.." && pwd)" |
| readonly PREBUILTS_DIR="$(cd "${ZIRCON_ROOT}/prebuilt" && pwd)" |
| |
| # Install prebuilts into a .gitignore'd directory to keep things clean |
| mkdir -p "${PREBUILTS_DIR}/downloads/firmware" |
| readonly INSTALL_DIR="$(cd "${PREBUILTS_DIR}/downloads/firmware" && pwd)" |
| |
| # Download the tools if they don't already exist, or if their versions are out of date. |
| TOOLCHAIN_MAKEVARS=() |
| PREBUILT_NAMES=() |
| function downloadFirmware() { |
| local target="${1}" |
| |
| # These are files and paths we expect to already exist. |
| local common_path="firmware/${target}" |
| local version_file="${PREBUILTS_DIR}/versions/${common_path}/version.sha" |
| if [[ ! -f "${version_file}" ]]; then |
| echo "File ${version_file} does not exist." |
| echo "Your operating system is probably not supported, aborting." |
| exit 1 |
| fi |
| local required_version="$(cat "${version_file}" )" |
| local prebuilt_url="${GS_BUCKET}/${common_path}/${required_version}" |
| |
| # These are files and paths we control in this script. |
| local tool_name="${target}" |
| local stamp_path="${INSTALL_DIR}/${tool_name}/${tool_name}.stamp" |
| local tool_path="${INSTALL_DIR}/${tool_name}/${tool_name}.zip" |
| |
| # The stamp file contains the SHA of the last version we downloaded. If it doesn't |
| # match the SHA found in the version file, download and unpack the new one. |
| cd ${INSTALL_DIR} |
| mkdir -p "${target}" |
| cd "${target}" |
| if [[ ! -f "${stamp_path}" || "${required_version}" != "$(cat ${stamp_path})" ]]; then |
| rm -f -- "${tool_path}" |
| echo "Downloading ${prebuilt_url}" |
| curl --progress-bar -continue-at=- --location --output "${tool_path}" "${prebuilt_url}" |
| echo "Unpacking ${tool_path}" |
| unzip -qo "${tool_path}" |
| echo "${required_version}" > "${stamp_path}" |
| fi |
| } |
| |
| # We want the firmware for all target types. |
| readonly TARGETS=("ovmf") |
| for target in "${TARGETS[@]}"; do |
| downloadFirmware "${target}" |
| done |