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- #!/usr/bin/env bash
- # Copyright (C) 2016 Paul Kocialkowski <contact@paulk.fr>
- # Copyright (C) 2017 Andrew Robbins <contact@andrewrobbins.info>
- #
- # This program is free software: you can redistribute it and/or modify
- # it under the terms of the GNU General Public License as published by
- # the Free Software Foundation, either version 3 of the License, or
- # (at your option) any later version.
- #
- # This program is distributed in the hope that it will be useful,
- # but WITHOUT ANY WARRANTY; without even the implied warranty of
- # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- # GNU General Public License for more details.
- #
- # You should have received a copy of the GNU General Public License
- # along with this program. If not, see <http://www.gnu.org/licenses/>.
- GLOBIGNORE=".:.." # This enables the shell option 'dotglob' as well.
- shopt -s nullglob extglob
- libreboot_usage() {
- local action
- local target
- printf 1>&2 '%s\n' "$executable [action] [target] [arguments]"
- printf 1>&2 '\n%s\n' 'Generic project actions:'
- for action in "${PROJECT_ACTIONS_GENERIC[@]}"; do
- printf 1>&2 '%s\n' " $action"
- done
- printf 1>&2 '\n%s\n' 'Virtual project actions:'
- printf 1>&2 '%s\n' ' sources'
- printf 1>&2 '%s\n' ' produce'
- printf 1>&2 '%s\n' ' test'
- printf 1>&2 '\n%s\n' 'Project targets:'
- for target in "$root/$PROJECTS"/*; do
- if project_check "$target"; then
- printf 1>&2 '%s\n' " $target"
- fi
- done
- printf 1>&2 '\n%s\n' 'Generic tool actions:'
- for action in "${TOOL_ACTIONS_GENERIC[@]}"; do
- printf 1>&2 '%s\n' " $action"
- done
- printf 1>&2 '\n%s\n' 'Tool targets:'
- for target in "$root/$TOOLS"/*; do
- if tool_check "$target"; then
- printf 1>&2 '%s\n' " $target"
- fi
- done
- printf 1>&2 '\n%s\n' 'Environment variables:'
- printf 1>&2 '%s\n' ' PROJECTS_FORCE - Projects to always perform actions for'
- printf 1>&2 '%s\n' ' TOOLS_FORCE - Tools to always perform actions for'
- printf 1>&2 '%s\n' ' RELEASE_KEY - GPG key to use for release'
- printf 1>&2 '%s\n' ' VBOOT_KEYS_PATH - Path to the vboot keys'
- printf 1>&2 '%s\n' ' LIBFAKETIME_PATH - Path to the libfaketime shared library'
- printf 1>&2 '%s\n' ' TASKS - Number of simultaneous tasks to run'
- printf 1>&2 '%s\n' ' VERSION - Version string to use'
- printf 1>&2 '\n%s\n' 'Configuration files:'
- printf 1>&2 '%s\n' " $BUILD_SYSTEM.conf - Environment variables configuration"
- }
- libreboot_project() {
- action="$1"
- shift
- project="$1"
- shift
- case "$action" in
- 'sources')
- if project_action_arguments 'extract' "$project" "$@"; then
- return
- else
- printf 1>&2 '\n%s\n\n' 'Attempting to download instead...'
- project_action_arguments 'download' "$project" "$@"
- fi
- ;;
- 'produce')
- for action in 'build' 'install' 'release'; do
- project_action_arguments "$action" "$project" "$@"
- done
- ;;
- 'test')
- for action in "${PROJECT_ACTIONS[@]}"; do
- project_action_arguments "$action" "$project" "$@"
- done
- ;;
- *)
- if ! project_function_check "$project" "$action"; then
- libreboot_usage
- exit 1
- elif [[ "$action" == 'usage' ]]; then
- project_action "$action" "$project" "$@"
- else
- project_action_arguments "$action" "$project" "$@"
- fi
- ;;
- esac
- }
- libreboot_tool() {
- action="$1"
- shift
- tool="$1"
- shift
- if ! tool_function_check "$tool" "$action"; then
- libreboot_usage
- exit 1
- elif [[ "$action" == 'usage' ]]; then
- tool_action "$action" "$tool" "$@"
- else
- tool_action_arguments_recursive "$action" "$tool" "$@"
- fi
- }
- libreboot_setup() {
- root="$(readlink -f "$(dirname "$0")")"
- executable="$(basename "$0")"
- libreboot_setup_include
- libreboot_setup_tool_actions
- libreboot_setup_project_actions
- requirements 'tar' 'sed' 'gpg' 'sha256sum' 'git'
- libreboot_setup_variables
- }
- libreboot_setup_include() {
- local libs_path="$root/libs"
- local conf_path
- source "$libs_path/project"
- source "$libs_path/tool"
- source "$libs_path/common"
- source "$libs_path/git"
- conf_path="$root/$BUILD_SYSTEM.conf"
- if [[ -f "$conf_path" ]]; then
- source "$conf_path"
- fi
- }
- libreboot_setup_tool_actions() {
- local -i tool_actions_count="${#TOOL_ACTIONS_GENERIC[@]}"
- local ignore="${TOOL_ACTIONS_GENERIC_IGNORE_CHECK[*]}"
- local -a tool_actions
- for ((i=0; i<"$tool_actions_count"; i++)); do
- tool_actions+=("${TOOL_ACTIONS_GENERIC[i]}")
- if [[ "${TOOL_ACTIONS_GENERIC[i]}" == !(${ignore// /|}) ]]; then
- tool_actions+=("${TOOL_ACTIONS_GENERIC[i]/%/_check}")
- fi
- done
- TOOL_ACTIONS=("${TOOL_ACTIONS_HELPERS[@]}" "${tool_actions[@]}")
- }
- libreboot_setup_project_actions() {
- local -i project_actions_count="${#PROJECT_ACTIONS_GENERIC[@]}"
- local ignore="${PROJECT_ACTIONS_GENERIC_IGNORE_CHECK[*]}"
- local -a project_actions
- for ((i=0; i<"$project_actions_count"; i++)); do
- project_actions+=("${PROJECT_ACTIONS_GENERIC[i]}")
- if [[ "${PROJECT_ACTIONS_GENERIC[i]}" == !(${ignore// /|}) ]]; then
- project_actions+=("${PROJECT_ACTIONS_GENERIC[i]/%/_check}")
- fi
- done
- PROJECT_ACTIONS=("${PROJECT_ACTIONS_HELPERS[@]}" "${project_actions[@]}")
- }
- libreboot_setup_variables() {
- local vboot_tools_path="$(project_install_path 'vboot' 'tools')"
- local version_path="$root/$DOTVERSION"
- if [[ -z "$VERSION" ]]; then
- if git_check "$root"; then
- VERSION="$BUILD_SYSTEM-$(git_describe "$root" 2> /dev/null || echo 'git')"
- elif [[ -f "$version_path" ]]; then
- VERSION="$(< "$version_path")"
- else
- VERSION="$BUILD_SYSTEM"
- fi
- fi
- if [[ -d "$vboot_tools_path/devkeys/" ]]; then
- VBOOT_KEYS_PATH="${VBOOT_KEYS_PATH:-$vboot_tools_path/devkeys/}"
- fi
- libreboot_setup_reproducible_builds_variables
- }
- libreboot_setup_reproducible_builds_variables() {
- local epoch_path="$root/$DOTEPOCH"
- local rnd_seed_path="$root/$DOTRNDSEED"
- # Used by GCC, e.g., -frandom-seed="$RANDOM_SEED"
- if [[ -z "$RANDOM_SEED" ]]; then
- if [[ -f "$rnd_seed_path" ]]; then
- RANDOM_SEED="$(< "$rnd_seed_path")"
- else
- RANDOM_SEED="$RANDOM" # True randomness is unnecessary
- fi
- fi
- # Also used by GCC, but as an environment variable
- if [[ -z "$SOURCE_DATE_EPOCH" ]]; then
- if git_check "$root"; then
- SOURCE_DATE_EPOCH="$(git log -1 --format=%ct)"
- elif [[ -f "$epoch_path" ]]; then
- SOURCE_DATE_EPOCH="$(< "$epoch_path")"
- else
- SOURCE_DATE_EPOCH="$(date +%s)"
- fi
- fi
- # Relevant only when libfaketime is preloaded
- if [[ -n "$LIBFAKETIME_PATH" ]]; then
- BUILD_DATE_FMT="%Y-%m-%d %H:%M:%S"
- BUILD_DATE="$(date -u -d "@$SOURCE_DATE_EPOCH" "+$BUILD_DATE_FMT" 2>/dev/null || date -u -r "$SOURCE_DATE_EPOCH" "+$BUILD_DATE_FMT" 2>/dev/null || date -u "+$BUILD_DATE_FMT")"
- FAKETIME="@$BUILD_DATE"
- LC_ALL='C.UTF-8'
- LD_PRELOAD="$LIBFAKETIME_PATH"
- TZ='UTC'
- fi
- }
- libreboot() {
- action="$1"
- shift
- target="$1"
- shift
- set -e
- libreboot_setup "$@"
- if project_check "$target"; then
- libreboot_project "$action" "$target" "$@"
- elif tool_check "$target"; then
- libreboot_tool "$action" "$target" "$@"
- else
- libreboot_usage
- exit 1
- fi
- }
- libreboot "$@"
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