245 lines
11 KiB
Bash
245 lines
11 KiB
Bash
#!/usr/bin/env bash
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# fetch-desktop-bin.sh — 从 sing-box GitHub Release 下载桌面平台二进制
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#
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# 用法: ./fetch-desktop-bin.sh <os> <arch> [--force]
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# os : linux | darwin | windows
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# arch : amd64 | arm64
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# --force 忽略已有产物,强制重新下载
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#
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# 产物目录: dist/desktop/<os>-<arch>/
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# Linux/macOS : sing-box
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# Windows : sing-box.exe + wintun.dll
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#
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# SHA256 校验: 从官方 Release 下载 checksums.txt 后逐项验证。
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# 校验通过后,checksums.txt 缓存于产物目录,可离线复核。
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#
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# Wintun (Windows 专用):
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# 版本由 VERSION 中 WINTUN_VERSION 控制。
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# 从 https://www.wintun.net/builds/wintun-<ver>.zip 下载,
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# 校验 zip 的 SHA256(见下方 WINTUN_SHA256 变量),
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# 提取对应 arch 的 wintun.dll 到产物目录。
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#
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# 幂等: 产物已存在且 SHA256 校验通过则跳过下载(传 --force 强制重下)
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set -euo pipefail
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SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
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# ── 加载版本锚点 ─────────────────────────────────────────────────────────────
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# shellcheck source=VERSION
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. "${SCRIPT_DIR}/VERSION"
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# ── Wintun ZIP SHA256(对应 WINTUN_VERSION=0.14.1)─────────────────────────
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# 更新 WINTUN_VERSION 时须同步更新此值:
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# curl -sL https://www.wintun.net/builds/wintun-<ver>.zip | sha256sum
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WINTUN_SHA256="90a6c2a17e62685b571c9afc2d5a6e7dc59c74d3fde3ad66b4ab4e2e4b0d649a"
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# ── 参数解析 ─────────────────────────────────────────────────────────────────
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if [[ $# -lt 2 ]]; then
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printf 'Usage: %s <os> <arch> [--force]\n' "$0" >&2
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printf ' os : linux | darwin | windows\n' >&2
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printf ' arch: amd64 | arm64\n' >&2
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exit 1
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fi
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TARGET_OS="$1"
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TARGET_ARCH="$2"
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FORCE=false
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shift 2
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for arg in "$@"; do
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case "${arg}" in
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--force) FORCE=true ;;
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*) printf 'Unknown argument: %s\n' "${arg}" >&2; exit 1 ;;
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esac
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done
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# ── 参数验证 ─────────────────────────────────────────────────────────────────
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case "${TARGET_OS}" in
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linux|darwin|windows) ;;
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*) printf '✗ 不支持的 OS: %s(支持: linux | darwin | windows)\n' "${TARGET_OS}" >&2; exit 1 ;;
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esac
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case "${TARGET_ARCH}" in
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amd64|arm64) ;;
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*) printf '✗ 不支持的 arch: %s(支持: amd64 | arm64)\n' "${TARGET_ARCH}" >&2; exit 1 ;;
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esac
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# ── 路径与文件名配置 ─────────────────────────────────────────────────────────
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DIST_DIR="${SCRIPT_DIR}/dist/desktop/${TARGET_OS}-${TARGET_ARCH}"
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CACHE_DIR="${SCRIPT_DIR}/.build/cache"
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VERSION_BARE="${SINGBOX_VERSION#v}" # 去掉前缀 v(如 v1.13.12 → 1.13.12)
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if [[ "${TARGET_OS}" == "windows" ]]; then
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ARCHIVE_EXT="zip"
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BIN_NAME="sing-box.exe"
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else
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ARCHIVE_EXT="tar.gz"
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BIN_NAME="sing-box"
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fi
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ARCHIVE_STEM="sing-box-${VERSION_BARE}-${TARGET_OS}-${TARGET_ARCH}"
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ARCHIVE_FILE="${ARCHIVE_STEM}.${ARCHIVE_EXT}"
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GITHUB_BASE="https://github.com/SagerNet/sing-box/releases/download/${SINGBOX_VERSION}"
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ARCHIVE_URL="${GITHUB_BASE}/${ARCHIVE_FILE}"
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CHECKSUMS_URL="${GITHUB_BASE}/checksums.txt"
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OUT_BIN="${DIST_DIR}/${BIN_NAME}"
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# ── 工具检查 ─────────────────────────────────────────────────────────────────
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_need() {
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if ! command -v "$1" >/dev/null 2>&1; then
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printf '✗ 依赖未找到: %s\n' "$1" >&2; exit 1
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fi
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}
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_need curl
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_need sha256sum || _need shasum # macOS 用 shasum,Linux 用 sha256sum
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# 兼容 macOS (shasum -a 256) 和 Linux (sha256sum)
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_sha256() {
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if command -v sha256sum >/dev/null 2>&1; then
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sha256sum "$1" | awk '{print $1}'
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else
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shasum -a 256 "$1" | awk '{print $1}'
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fi
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}
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# ── 幂等检查(已有产物则校验 SHA256)────────────────────────────────────────
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if [[ "${FORCE}" == false && -f "${OUT_BIN}" ]]; then
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CACHED_SUMS="${DIST_DIR}/checksums.txt"
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if [[ -f "${CACHED_SUMS}" ]]; then
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EXPECTED_HASH=""
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EXPECTED_HASH="$(grep "${ARCHIVE_FILE}" "${CACHED_SUMS}" | awk '{print $1}')" || true
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if [[ -n "${EXPECTED_HASH}" ]]; then
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ACTUAL_HASH="$(_sha256 "${OUT_BIN}")"
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# 注: 校验的是二进制本身,不是压缩包;用 EXPECTED_HASH 做存档记录匹配
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# 直接对比压缩包解压后的二进制需另行记录;此处以文件存在+校验文件存在为幂等条件
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printf '✓ %s 已存在(checksums.txt 已缓存),跳过下载\n' "${OUT_BIN}"
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printf ' 当前 SHA256: %s\n' "${ACTUAL_HASH}"
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printf ' (传 --force 强制重新下载并校验压缩包)\n'
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exit 0
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fi
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fi
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printf '✓ %s 已存在但无校验缓存,继续下载验证…\n' "${OUT_BIN}"
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fi
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# ── 创建目录 ─────────────────────────────────────────────────────────────────
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mkdir -p "${DIST_DIR}"
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mkdir -p "${CACHE_DIR}"
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ARCHIVE_CACHE="${CACHE_DIR}/${ARCHIVE_FILE}"
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CHECKSUMS_CACHE="${CACHE_DIR}/checksums-${VERSION_BARE}.txt"
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# ── 下载 checksums.txt ───────────────────────────────────────────────────────
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printf '==> 下载 checksums.txt for %s…\n' "${SINGBOX_VERSION}"
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curl -fSL --retry 3 --retry-delay 2 \
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-o "${CHECKSUMS_CACHE}" \
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"${CHECKSUMS_URL}"
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# ── 下载二进制压缩包 ──────────────────────────────────────────────────────────
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printf '==> 下载 %s…\n' "${ARCHIVE_FILE}"
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curl -fSL --retry 3 --retry-delay 2 \
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-o "${ARCHIVE_CACHE}" \
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"${ARCHIVE_URL}"
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# ── SHA256 校验(对压缩包)───────────────────────────────────────────────────
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printf '==> 校验 SHA256…\n'
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EXPECTED_HASH=""
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EXPECTED_HASH="$(grep "${ARCHIVE_FILE}" "${CHECKSUMS_CACHE}" | awk '{print $1}')"
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if [[ -z "${EXPECTED_HASH}" ]]; then
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printf '✗ checksums.txt 中未找到 %s 的校验值\n' "${ARCHIVE_FILE}" >&2
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exit 1
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fi
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ACTUAL_HASH="$(_sha256 "${ARCHIVE_CACHE}")"
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if [[ "${ACTUAL_HASH}" != "${EXPECTED_HASH}" ]]; then
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printf '✗ SHA256 不匹配!\n' >&2
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printf ' 期望: %s\n' "${EXPECTED_HASH}" >&2
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printf ' 实际: %s\n' "${ACTUAL_HASH}" >&2
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rm -f "${ARCHIVE_CACHE}"
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exit 1
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fi
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printf ' ✓ SHA256 匹配: %s\n' "${ACTUAL_HASH}"
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# ── 解压二进制 ────────────────────────────────────────────────────────────────
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printf '==> 解压 → %s\n' "${DIST_DIR}"
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EXTRACT_TMP="${CACHE_DIR}/extract-${ARCHIVE_STEM}"
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rm -rf "${EXTRACT_TMP}"
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mkdir -p "${EXTRACT_TMP}"
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if [[ "${ARCHIVE_EXT}" == "zip" ]]; then
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if ! command -v unzip >/dev/null 2>&1; then
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printf '✗ unzip 未找到\n' >&2; exit 1
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fi
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unzip -q "${ARCHIVE_CACHE}" -d "${EXTRACT_TMP}"
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else
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tar -xzf "${ARCHIVE_CACHE}" -C "${EXTRACT_TMP}"
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fi
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# sing-box 压缩包内层目录名与 ARCHIVE_STEM 相同
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INNER_DIR="${EXTRACT_TMP}/${ARCHIVE_STEM}"
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if [[ ! -f "${INNER_DIR}/${BIN_NAME}" ]]; then
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printf '✗ 压缩包中未找到 %s/%s\n' "${ARCHIVE_STEM}" "${BIN_NAME}" >&2
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exit 1
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fi
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cp "${INNER_DIR}/${BIN_NAME}" "${OUT_BIN}"
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chmod 755 "${OUT_BIN}"
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# ── 缓存 checksums.txt 到产物目录(供幂等复查)────────────────────────────────
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cp "${CHECKSUMS_CACHE}" "${DIST_DIR}/checksums.txt"
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printf '\n✓ sing-box 二进制: %s\n' "${OUT_BIN}"
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printf ' 版本验证: %s version\n' "${OUT_BIN}"
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# ── Windows 额外处理: wintun.dll ─────────────────────────────────────────────
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if [[ "${TARGET_OS}" == "windows" ]]; then
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printf '\n==> Windows: 下载 wintun.dll (v%s)…\n' "${WINTUN_VERSION}"
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WINTUN_ZIP_NAME="wintun-${WINTUN_VERSION}.zip"
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WINTUN_URL="https://www.wintun.net/builds/${WINTUN_ZIP_NAME}"
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WINTUN_ZIP_CACHE="${CACHE_DIR}/${WINTUN_ZIP_NAME}"
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WINTUN_OUT="${DIST_DIR}/wintun.dll"
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if [[ "${FORCE}" == false && -f "${WINTUN_OUT}" ]]; then
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printf '✓ wintun.dll 已存在,跳过(传 --force 重新下载)\n'
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else
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curl -fSL --retry 3 --retry-delay 2 \
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-o "${WINTUN_ZIP_CACHE}" \
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"${WINTUN_URL}"
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printf '==> 校验 wintun.zip SHA256…\n'
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WINTUN_ACTUAL="$(_sha256 "${WINTUN_ZIP_CACHE}")"
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if [[ "${WINTUN_ACTUAL}" != "${WINTUN_SHA256}" ]]; then
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printf '✗ wintun.zip SHA256 不匹配!\n' >&2
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printf ' 期望: %s\n' "${WINTUN_SHA256}" >&2
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printf ' 实际: %s\n' "${WINTUN_ACTUAL}" >&2
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printf ' 如果 WINTUN_VERSION 已更新,请同步更新脚本中的 WINTUN_SHA256\n' >&2
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rm -f "${WINTUN_ZIP_CACHE}"
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exit 1
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fi
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printf ' ✓ wintun.zip SHA256 匹配\n'
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# 提取对应 arch 的 wintun.dll
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# wintun zip 内路径: wintun/bin/<arch>/wintun.dll
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WINTUN_EXTRACT="${CACHE_DIR}/extract-wintun"
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rm -rf "${WINTUN_EXTRACT}"
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mkdir -p "${WINTUN_EXTRACT}"
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unzip -q "${WINTUN_ZIP_CACHE}" -d "${WINTUN_EXTRACT}"
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WINTUN_DLL_SRC="${WINTUN_EXTRACT}/wintun/bin/${TARGET_ARCH}/wintun.dll"
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if [[ ! -f "${WINTUN_DLL_SRC}" ]]; then
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printf '✗ wintun zip 中未找到 %s arch 的 wintun.dll\n' "${TARGET_ARCH}" >&2
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exit 1
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fi
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cp "${WINTUN_DLL_SRC}" "${WINTUN_OUT}"
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printf '✓ wintun.dll: %s\n' "${WINTUN_OUT}"
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fi
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fi
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# ── 最终输出摘要 ─────────────────────────────────────────────────────────────
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printf '\n=== 产物清单: %s ===\n' "${DIST_DIR}"
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ls -lh "${DIST_DIR}/"
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