Orion
54a4fa7e65
新增 `brew-upgrade-manager-bootstrap.sh` 启动器脚本。该启动器支持通过 macOS Keychain 安全存储 sudo 密码，并能自动从远程拉取最新的 Homebrew 升级主脚本执行，随后清理临时文件。 同步更新 `README.md`，提供了推荐的 `brewup` 函数配置方法、Keychain 密码管理说明以及 SHA256 校验等调试指南。 主要变更： - 新增支持 Keychain 认证的远程启动器脚本 - 实现 sudo 凭据自动管理与安全存储 - 完善项目文档，增加详细的使用说明和配置推荐
67 lines
2.2 KiB
Bash
Executable File
67 lines
2.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# 目标：下载远程升级脚本、执行、销毁临时文件
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set -euo pipefail
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REMOTE="https://git.orionc.me/orion/script/raw/branch/main/homebrew/brew-upgrade-manager.sh"
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TEMP="$(mktemp "${TMPDIR:-/tmp}/brew-upgrade-manager.XXXXXX.sh")"
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KEYCHAIN_SERVICE="${BREWUP_KEYCHAIN_SERVICE:-brewup-sudo-password}"
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ASKPASS_TEMP="$(mktemp "${TMPDIR:-/tmp}/brewup-askpass.XXXXXX.sh")"
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cleanup() {
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rm -f "$TEMP" "$ASKPASS_TEMP"
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}
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trap cleanup EXIT INT TERM
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PATH="/opt/homebrew/bin:/usr/local/bin:/usr/bin:/bin:/usr/sbin:/sbin"
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export PATH
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setup_sudo_askpass() {
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cat > "$ASKPASS_TEMP" <<'EOF'
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#!/usr/bin/env bash
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exec /usr/bin/security find-generic-password -a "${USER:-$(id -un)}" -s "${BREWUP_KEYCHAIN_SERVICE:-brewup-sudo-password}" -w
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EOF
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chmod 700 "$ASKPASS_TEMP"
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export SUDO_ASKPASS="$ASKPASS_TEMP"
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export BREWUP_KEYCHAIN_SERVICE="$KEYCHAIN_SERVICE"
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if ! /usr/bin/security find-generic-password -a "$USER" -s "$KEYCHAIN_SERVICE" -w >/dev/null 2>&1; then
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printf "首次使用：请输入一次 sudo 密码，将保存到 macOS Keychain："
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IFS= read -r -s BREWUP_SUDO_PASSWORD
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printf "\n"
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/usr/bin/security add-generic-password -U -a "$USER" -s "$KEYCHAIN_SERVICE" -w "$BREWUP_SUDO_PASSWORD" >/dev/null
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unset BREWUP_SUDO_PASSWORD
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fi
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echo "正在通过 Keychain 准备 sudo 凭据..."
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if ! sudo -A -v; then
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echo "Keychain 中的 sudo 密码不可用，请删除后重新保存：" >&2
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echo " security delete-generic-password -a \"$USER\" -s \"$KEYCHAIN_SERVICE\"" >&2
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exit 1
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fi
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}
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setup_sudo_askpass
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echo "正在下载远程脚本..."
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curl -f -sSL "$REMOTE" -o "$TEMP"
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chmod 600 "$TEMP"
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if [[ -n "${BREWUP_SHA256:-}" ]]; then
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echo "正在校验脚本 SHA256..."
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actual_sha256="$(shasum -a 256 "$TEMP")"
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actual_sha256="${actual_sha256%% *}"
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if [[ "$actual_sha256" != "$BREWUP_SHA256" ]]; then
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echo "脚本 SHA256 不匹配，已停止执行。" >&2
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echo "Expected: $BREWUP_SHA256" >&2
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echo "Actual: $actual_sha256" >&2
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exit 1
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fi
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fi
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if [[ "${BREWUP_DEBUG:-}" == "1" ]]; then
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echo "Downloaded script first line:"
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head -n 1 "$TEMP"
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fi
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bash "$TEMP" "$@"
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