mirror of
https://github.com/dream-pep/koring-launcher.git
synced 2026-09-12 05:45:18 +08:00
- 新增更新包SHA512哈希和文件大小校验逻辑,仅在校验通过后才允许安装更新,防止损坏或被篡改的安装包被安装 - 更新更新页面UI,根据更新包是否已通过校验显示差异化提示文本 - 临时隐藏设置菜单中的Koring账户设置选项 - 修复发布说明生成脚本,改为按标签创建时间排序,并针对不同构建模式调整基准标签选取逻辑
712 lines
28 KiB
TypeScript
712 lines
28 KiB
TypeScript
import { autoUpdater, CancellationToken, type ProgressInfo } from 'electron-updater';
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import electron from 'electron';
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import * as fs from 'fs';
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import * as crypto from 'crypto';
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import * as os from 'os';
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import semver from 'semver';
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import { getConfig, updateConfig, flushConfig } from './config';
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const { app } = electron;
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export type UpdateState =
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| 'idle'
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| 'checking'
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| 'available'
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| 'not-available'
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| 'downloading'
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| 'paused'
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| 'downloaded'
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| 'installing'
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| 'error';
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export interface UpdateStatusPayload {
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state: UpdateState;
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/** 是否为手动触发(手动触发时前端不弹提示) */
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manual: boolean;
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/** 目标版本号 */
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version?: string;
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/** 当前安装版本 */
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currentVersion?: string;
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percent?: number;
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transferred?: number;
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total?: number;
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bytesPerSecond?: number;
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/** 当前使用的更新源(github=官方 / 加速源域名) */
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source?: string;
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/** 当前更新通道(woker / runner) */
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channel?: string;
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/** 安装包是否已通过本地核验(sha512 / 大小) */
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verified?: boolean;
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error?: string;
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}
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/** 更新通道 key(可扩展:新增通道只需在 UPDATE_CHANNELS 注册) */
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export type UpdateChannelKey = 'woker' | 'runner';
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export interface UpdateChannelDef {
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key: UpdateChannelKey;
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/** 显示名 */
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label: string;
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/** 说明 */
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desc: string;
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/** 是否接收预览版(runner 可收 beta;woker 只收正式版) */
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allowPrerelease: boolean;
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}
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/**
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* 更新通道注册表(后期扩展新通道:在此追加一项即可,UI 通过 update:getChannels 动态渲染)。
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* - woker(慢走模式,默认):仅检查/获取正式版(稳定)更新
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* - runner(跑步模式):可获取预览版(测试版)更新
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*/
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const UPDATE_CHANNELS: UpdateChannelDef[] = [
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{ key: 'woker', label: '慢走模式', desc: '仅获取正式版更新(稳定)', allowPrerelease: false },
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{ key: 'runner', label: '跑步模式', desc: '可获取预览版(测试版)更新', allowPrerelease: true },
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];
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function getChannelDef(key: string): UpdateChannelDef {
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return UPDATE_CHANNELS.find((c) => c.key === key) ?? UPDATE_CHANNELS[0];
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}
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export interface ReleaseNotesResult {
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/** release tag,如 v1.2.0-2608271921 */
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tag: string;
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/** 版本号(去 v 前缀) */
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version: string;
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/** 发布说明原始 Markdown */
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notes: string;
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/** 读取来源:github / 加速源域名 */
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source: string;
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/** 是否为最新版本的说明(当前版本无发布说明时回退) */
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isLatest: boolean;
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}
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const OWNER = 'dream-pep';
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const REPO = 'koring-launcher';
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const DISCOVER_TIMEOUT_MS = 15000;
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/**
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* 内置加速源(ghproxy 类,代理完整 GitHub URL;latest.yml 的相对路径可解析)。
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* 实测(2026-08-30):gh.ddlc.top / gh-proxy.com / ghfast.top 行为正确(按原状转发,404 即 404);
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* ghps.cc 已被移除——它对任何请求都返回 200 + HTML 跳转拦截页,会污染 latest.yml / release-notes.md。
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* 第三方服务稳定性有限,可用环境变量 UPDATE_MIRRORS 覆盖(逗号分隔),
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* 后续建议换成自建 OSS/CDN 镜像(generic provider 直接指向镜像根目录)。
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*/
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const DEFAULT_MIRRORS: string[] = ['https://gh.ddlc.top', 'https://gh-proxy.com', 'https://ghfast.top'];
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function getMirrors(): string[] {
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const env = process.env.UPDATE_MIRRORS;
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if (env) {
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return env.split(',').map((s) => s.trim()).filter(Boolean);
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}
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return DEFAULT_MIRRORS;
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}
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/**
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* 项目版本序:比较两个版本 tag(如 v1.2.5-17 / v1.2.5-beta.16 / v1.2.0-2608271921),返回 a - b。
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*
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* 语义(与 electron-updater 的纯 semver 不同,专为本项目版本方案定制):
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* 每个 release = {base, 构建号}。beta.N 与 N 的 **beta/正式只是通道标记,不参与新旧排序**:
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* - base(X.Y.Z)不同 → 按 base 数值比较(优先)
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* - base 相同 → 按构建号(数字部分,忽略 beta 前缀)比较
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* - 无构建号(如 1.2.5,旧版正式格式)→ 构建号视为 -1(同 base 内最旧,可被后续带尾号版本覆盖)
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* - 构建号相同(如 beta.17 与 17)→ 视为相等(通道标记不参与排序;同号跨通道版本实际不会共存)
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*
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* 修复目标:v1.2.5-17(构建 17)不应把 v1.2.5-beta.16(构建 16)当新版本;
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* 但 v1.2.5-beta.18(构建 18)对 v1.2.5-17 是新版本。
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*/
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function compareVersionTags(a: string, b: string): number {
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const parse = (t: string): { base: number[]; num: number } => {
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const s = t.replace(/^v/i, '');
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const [base, buildStr = ''] = s.split('-');
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const nums = base.split('.').map((n) => parseInt(n, 10) || 0);
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while (nums.length < 3) nums.push(0);
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if (buildStr === '') {
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// 无构建号(旧版正式格式):同 base 内视为最旧
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return { base: nums, num: -1 };
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}
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const beta = /^beta\.(\d+)$/i.exec(buildStr);
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const num = parseInt(beta ? beta[1] : buildStr, 10);
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return { base: nums, num: Number.isFinite(num) ? num : 0 };
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};
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const pa = parse(a);
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const pb = parse(b);
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for (let i = 0; i < 3; i++) {
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if (pa.base[i] !== pb.base[i]) return pa.base[i] - pb.base[i];
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}
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return pa.num - pb.num;
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}
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/**
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* 更新服务:electron-updater(GitHub provider)+ 加速源兜底。
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* 状态:idle → checking → available → downloading ⇄ paused → downloaded → installing → quitAndInstall
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* 下载控制:CancellationToken 实现暂停(中断)/继续/取消。
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* 进度持久化:每次状态/进度变化写入 Koring.yml 的 update 段(下载与安装进度落盘)。
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*/
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class UpdateService {
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private state: UpdateState = 'idle';
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private manual = false;
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private version: string | undefined;
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private currentVersion = '';
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private progress: ProgressInfo | null = null;
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private source = 'github';
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private error: string | undefined;
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private listener: ((payload: UpdateStatusPayload) => void) | null = null;
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private ready = false;
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/** 检查过程中屏蔽 error 事件(避免 GitHub 失败被当成最终错误) */
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private suppressErrors = false;
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/** 当前下载的取消令牌(暂停/取消时 cancel) */
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private downloadToken: CancellationToken | null = null;
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/** 目标安装包是否已通过本地核验(sha512 + 大小),核验通过前不允许安装 */
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private verified = false;
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/** update-available 时记录的期望 sha512(来自 latest.yml) */
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private expectedSha512 = '';
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/** 期望文件大小(字节) */
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private expectedSize = 0;
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/** 当前更新通道(woker 慢走 / runner 跑步;从配置读取,可运行时切换) */
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private channelKey: UpdateChannelKey = 'woker';
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init(listener: (payload: UpdateStatusPayload) => void): void {
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this.listener = listener;
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this.currentVersion = app.getVersion();
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if (!app.isPackaged) {
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console.log('[updater] 开发模式:跳过自动更新');
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this.emit();
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return;
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}
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// 恢复持久化的更新通道
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const persistedChannel = getConfig().update?.channel;
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if (persistedChannel && UPDATE_CHANNELS.some((c) => c.key === persistedChannel)) {
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this.channelKey = persistedChannel as UpdateChannelKey;
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}
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// 应用能启动即说明上次安装已完成/已结束,清理持久化的进行中状态
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const persisted = getConfig().update;
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if (persisted && persisted.state && persisted.state !== 'idle') {
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console.log(`[updater] 上次更新状态 ${persisted.state} (v${persisted.version}),已重置`);
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this.persistIdleConfig();
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}
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autoUpdater.autoDownload = false;
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autoUpdater.autoInstallOnAppQuit = true;
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this.applyChannel();
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autoUpdater.logger = console;
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autoUpdater.on('checking-for-update', () => {
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this.state = 'checking';
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this.emit();
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});
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autoUpdater.on('update-available', (info) => {
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this.state = 'available';
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this.version = info.version;
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this.error = undefined;
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this.verified = false;
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// 记录期望安装包校验值(来自 latest.yml 的 files[0])
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const anyInfo = info as unknown as { files?: Array<{ sha512?: string; size?: number }> };
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const first = Array.isArray(anyInfo?.files) ? anyInfo.files[0] : null;
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this.expectedSha512 = String(first?.sha512 ?? '');
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this.expectedSize = Number(first?.size ?? 0);
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console.log(`[updater] 可用更新 ${info.version},期望 sha512=${this.expectedSha512.slice(0, 12)}… size=${this.expectedSize}`);
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this.emit();
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});
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autoUpdater.on('update-not-available', () => {
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this.state = 'not-available';
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this.version = undefined;
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this.verified = false;
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this.emit();
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});
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autoUpdater.on('download-progress', (p) => {
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this.state = 'downloading';
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this.progress = p;
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this.emit();
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});
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// 下载完成 → 本地核验安装包(sha512 + 大小)通过后才置为"已下载可安装";
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// 核验失败 → 进入 error,拒绝安装(防下载损坏 / 篡改)
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autoUpdater.on('update-downloaded', async (info) => {
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const errMsg = await this.verifyDownloadedPackage();
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if (errMsg) {
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console.error(`[updater] 安装包核验失败: ${errMsg}`);
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this.state = 'error';
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this.error = errMsg;
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this.version = undefined;
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this.verified = false;
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this.emit();
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return;
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}
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console.log('[updater] 安装包核验通过(sha512 + 大小)');
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this.state = 'downloaded';
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this.verified = true;
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this.version = info.version;
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this.emit();
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});
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autoUpdater.on('error', (err: Error) => {
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const message = String(err?.message ?? err);
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console.warn(`[updater] electron-updater error: ${message}`);
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if (this.suppressErrors) return; // 兜底循环内,忽略
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if (this.downloadToken?.cancelled) return; // 主动暂停/取消,忽略
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this.state = 'error';
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this.error = message;
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this.emit();
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});
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this.ready = true;
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}
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private emit(): void {
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const payload = this.buildPayload();
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this.listener?.(payload);
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this.persist(payload);
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}
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private buildPayload(): UpdateStatusPayload {
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return {
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state: this.state,
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manual: this.manual,
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version: this.version,
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currentVersion: this.currentVersion,
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percent: this.progress?.percent,
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transferred: this.progress?.transferred,
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total: this.progress?.total,
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bytesPerSecond: this.progress?.bytesPerSecond,
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source: this.source,
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channel: this.channelKey,
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verified: this.verified,
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error: this.error,
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};
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}
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/**
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* 本地核验已下载的安装包(在安装前执行):
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* 1) 文件存在性;
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* 2) 大小与 latest.yml 记录一致(有期望值时);
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* 3) sha512 与 latest.yml 记录一致(逐块流式计算,防篡改/下载损坏)。
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* 返回 null = 通过;返回字符串 = 失败原因(调用方进入 error,拒绝安装)。
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*/
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private async verifyDownloadedPackage(): Promise<string | null> {
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const helper = (autoUpdater as unknown as { downloadedUpdateHelper?: { file?: string } }).downloadedUpdateHelper;
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const filePath = helper?.file;
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if (!filePath) return '未找到已下载的安装包';
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try {
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const stat = await fs.promises.stat(filePath);
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if (this.expectedSize > 0 && stat.size !== this.expectedSize) {
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return `安装包大小不符(期望 ${this.expectedSize} 字节,实际 ${stat.size} 字节)`;
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}
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if (this.expectedSha512) {
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const hash = crypto.createHash('sha512');
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await new Promise<void>((resolve, reject) => {
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const stream = fs.createReadStream(filePath);
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stream.on('data', (chunk) => hash.update(chunk));
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stream.on('end', () => resolve());
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stream.on('error', reject);
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});
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const actual = hash.digest('hex').toLowerCase();
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if (actual !== this.expectedSha512.toLowerCase()) {
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return '安装包校验和不符(sha512 不匹配),文件可能已损坏或被篡改';
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}
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}
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return null;
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} catch (e) {
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return `安装包核验失败:${String((e as Error)?.message ?? e)}`;
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}
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}
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/** 将当前状态与下载进度写入配置(下载/安装进度落盘) */
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private persist(payload: UpdateStatusPayload): void {
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try {
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updateConfig({
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update: {
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state: payload.state,
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version: payload.version ?? '',
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percent: payload.percent ?? 0,
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transferred: payload.transferred ?? 0,
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total: payload.total ?? 0,
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source: payload.source ?? 'github',
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channel: this.channelKey,
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error: payload.error ?? '',
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},
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});
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} catch (e) {
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console.warn('[updater] 更新进度写入配置失败:', e);
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}
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}
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private persistIdleConfig(): void {
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try {
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updateConfig({
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update: { state: 'idle', version: '', percent: 0, transferred: 0, total: 0, source: 'github', channel: this.channelKey, error: '' },
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});
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} catch {
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/* ignore */
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}
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}
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/** 按当前通道应用 electron-updater 的 allowPrerelease + 频道(woker=只收正式版 / runner=可收预览版) */
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private applyChannel(): void {
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const def = getChannelDef(this.channelKey);
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// runner(跑步) 强制开启 allowPrerelease → GitHub provider 走 Atom feed 频道逻辑可收 beta;
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// woker(慢走) 关闭 → 走 releases/latest 只认稳定版,不被预览版污染。
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autoUpdater.allowPrerelease = def.allowPrerelease;
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if (def.allowPrerelease) {
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// 关键:runner 显式指定频道 "beta"。否则当当前版本是数字尾号稳定版(如 1.2.5-13)时,
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// semver.prerelease(currentVersion)[0] = "13" 会被 GitHub provider 当作"自定义频道",
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// 通道循环匹配不到任何版本 → "No published versions on GitHub",
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// 正式版切跑步模式将无法检测 beta 预览版。
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autoUpdater.channel = 'beta';
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} else {
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// woker 恢复默认 latest 频道(allowPrerelease=false 走 /releases/latest,频道不影响识别)
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autoUpdater.channel = 'latest';
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}
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console.log(`[updater] 更新通道: ${def.label}(${def.key},allowPrerelease=${def.allowPrerelease},channel=${autoUpdater.channel})`);
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}
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/** 通道定义列表(UI 动态渲染;可扩展) */
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getChannels(): UpdateChannelDef[] {
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return UPDATE_CHANNELS;
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}
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/** 切换更新通道(校验 + 持久化 + 立即生效,下次检查生效) */
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setChannel(key: string): UpdateStatusPayload {
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if (!UPDATE_CHANNELS.some((c) => c.key === key)) {
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console.warn(`[updater] 未知更新通道: ${key}`);
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return this.buildPayload();
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}
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if (this.channelKey === key) return this.buildPayload();
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this.channelKey = key as UpdateChannelKey;
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this.applyChannel();
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try {
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updateConfig({ update: { channel: key } });
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} catch (e) {
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console.warn('[updater] 通道写入配置失败:', e);
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}
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this.emit();
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return this.buildPayload();
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}
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getState(): UpdateStatusPayload {
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return this.buildPayload();
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}
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/**
|
||
* 测试用:覆盖当前识别到的版本号(影响 update:getState 与后续更新检查的比对)。
|
||
* 传入非法版本时忽略并返回当前状态。
|
||
*/
|
||
setTestVersion(version: string): UpdateStatusPayload {
|
||
const v = semver.valid(version.trim());
|
||
if (!v) {
|
||
console.warn(`[updater] 无效测试版本号: ${version}`);
|
||
return this.buildPayload();
|
||
}
|
||
this.currentVersion = v;
|
||
try {
|
||
// currentVersion 在类型声明中为 readonly,但运行时可直接赋值(测试工具用)
|
||
(autoUpdater as unknown as { currentVersion: unknown }).currentVersion = semver.parse(v);
|
||
} catch (e) {
|
||
console.warn('[updater] 设置 autoUpdater.currentVersion 失败:', e);
|
||
}
|
||
console.log(`[updater] 测试版本号 → ${v}`);
|
||
this.emit();
|
||
return this.buildPayload();
|
||
}
|
||
|
||
/**
|
||
* 项目版本序判定:candidate 是否为 current 的「新版本」。
|
||
* 见 compareVersionTags 的语义(base 相同 → 比构建号;beta/正式只是通道标记,不参与新旧)。
|
||
*/
|
||
private isNewerCandidate(current: string, candidate: string): boolean {
|
||
return compareVersionTags(candidate, current) > 0;
|
||
}
|
||
|
||
/**
|
||
* 复核 electron-updater 的"新版本"判定并修正状态:
|
||
* electron-updater 用纯 semver(AppUpdater.isUpdateAvailable → semver.gt),
|
||
* 而 semver 规定同 base 下字母标识 > 数字标识 → v1.2.5-17 会把 v1.2.5-beta.16
|
||
* 误判为新版本。按项目版本序复核:候选版本并非更新 → 状态回退为 not-available。
|
||
*/
|
||
private correctAvailability(): void {
|
||
if (this.state !== 'available' || !this.version) return;
|
||
if (this.isNewerCandidate(this.currentVersion, this.version)) return;
|
||
console.warn(`[updater] ${this.version} 不是 ${this.currentVersion} 的新版本(项目版本序,忽略 beta 通道标记),回退为无更新`);
|
||
this.state = 'not-available';
|
||
this.version = undefined;
|
||
this.error = undefined;
|
||
this.emit();
|
||
}
|
||
|
||
/** 版本比对(semver 规则,支持 v 前缀与 prerelease) */
|
||
compareVersions(a: string, b: string): { a: string; b: string; result: string; detail: string } {
|
||
const va = semver.valid(a.trim());
|
||
const vb = semver.valid(b.trim());
|
||
if (!va || !vb) {
|
||
return {
|
||
a: a.trim(),
|
||
b: b.trim(),
|
||
result: 'invalid',
|
||
detail: `无效版本:${!va ? `「${a.trim()}」` : ''}${!va && !vb ? ' / ' : ''}${!vb ? `「${b.trim()}」` : ''}`,
|
||
};
|
||
}
|
||
const c = semver.compare(va, vb);
|
||
return {
|
||
a: va,
|
||
b: vb,
|
||
result: c > 0 ? 'a>b' : c < 0 ? 'a<b' : 'a==b',
|
||
detail: `${va} ${c > 0 ? '>' : c < 0 ? '<' : '=='} ${vb}`,
|
||
};
|
||
}
|
||
|
||
/**
|
||
* 检查更新:GitHub 官方优先,失败后依次尝试加速源。
|
||
*/
|
||
async check(manual = false): Promise<UpdateStatusPayload> {
|
||
if (!this.ready) return this.buildPayload();
|
||
if (['downloading', 'paused', 'downloaded', 'installing'].includes(this.state)) {
|
||
return this.buildPayload(); // 已有更新在进行中/已完成
|
||
}
|
||
|
||
this.manual = manual;
|
||
this.suppressErrors = true;
|
||
|
||
// 1) GitHub 官方(app-update.yml 内置 github provider)
|
||
this.source = 'github';
|
||
this.state = 'checking';
|
||
this.emit();
|
||
try {
|
||
await autoUpdater.checkForUpdates();
|
||
this.suppressErrors = false;
|
||
// 复核 electron-updater 的纯 semver 判定(v1.2.5-17 误判 v1.2.5-beta.16 为新版本)
|
||
this.correctAvailability();
|
||
return this.buildPayload();
|
||
} catch (err) {
|
||
console.warn(`[updater] GitHub 官方更新源不可用: ${String((err as Error)?.message ?? err)}`);
|
||
}
|
||
|
||
// 2) 加速源兜底:镜像页面发现最新 tag → generic feed → 检查
|
||
for (const mirror of getMirrors()) {
|
||
try {
|
||
const tag = await this.discoverLatestTag(mirror);
|
||
if (!tag) {
|
||
console.warn(`[updater] ${mirror} 无法发现最新版本,跳过`);
|
||
continue;
|
||
}
|
||
const feedUrl = `${mirror}/https://github.com/${OWNER}/${REPO}/releases/download/${tag}/`;
|
||
console.log(`[updater] 切换加速源: ${mirror} (feed: ${feedUrl})`);
|
||
autoUpdater.setFeedURL({ provider: 'generic', url: feedUrl });
|
||
this.source = mirror;
|
||
this.state = 'checking';
|
||
this.emit();
|
||
await autoUpdater.checkForUpdates();
|
||
this.suppressErrors = false;
|
||
// 复核 electron-updater 的纯 semver 判定
|
||
this.correctAvailability();
|
||
// 镜像若反馈无更新(可能发现的是旧 tag / latest.yml 不匹配),
|
||
// 不要就此返回 not-available,继续尝试下一个源
|
||
const mirrorResult = this.buildPayload();
|
||
if (mirrorResult.state !== 'not-available') return mirrorResult;
|
||
console.warn(`[updater] ${mirror} 反馈无可用更新,尝试下一个源`);
|
||
} catch (err) {
|
||
console.warn(`[updater] 加速源 ${mirror} 检查失败: ${String((err as Error)?.message ?? err)}`);
|
||
}
|
||
}
|
||
|
||
this.suppressErrors = false;
|
||
this.state = 'error';
|
||
this.error = '无法连接更新服务器(GitHub 与所有加速源均不可用),请稍后重试';
|
||
this.emit();
|
||
return this.buildPayload();
|
||
}
|
||
|
||
/**
|
||
* 通过加速源发现最新 release tag:
|
||
* 1) /releases/latest 页面 HTML 中提取 tag(多数下载型加速源可代理该页面;
|
||
* ⚠️ 该页面只指向最新「非 prerelease」release,本项目所有版本都是 prerelease 形式,结果可能偏旧)
|
||
* 2) GitHub API(经加速源代理,列表含 prerelease),作为备选
|
||
* 最终取两种方式候选集中版本最大者(buildId 数值比较),避免旧 tag 覆盖新 prerelease。
|
||
*/
|
||
private async discoverLatestTag(mirror: string): Promise<string | null> {
|
||
const candidates: string[] = [];
|
||
|
||
// 方式 1:HTML 页面
|
||
try {
|
||
const pageUrl = `${mirror}/https://github.com/${OWNER}/${REPO}/releases/latest`;
|
||
const res = await fetch(pageUrl, {
|
||
headers: { 'User-Agent': 'koring-launcher-updater' },
|
||
signal: AbortSignal.timeout(DISCOVER_TIMEOUT_MS),
|
||
});
|
||
if (res.ok) {
|
||
const html = await res.text();
|
||
const m = html.match(/\/releases\/tag\/(v[^"<]+)/);
|
||
if (m?.[1]) candidates.push(m[1]);
|
||
}
|
||
} catch {
|
||
/* 尝试下一种方式 */
|
||
}
|
||
|
||
// 方式 2:GitHub API(经加速源代理)
|
||
try {
|
||
const apiUrl = `${mirror}/https://api.github.com/repos/${OWNER}/${REPO}/releases?per_page=20`;
|
||
const res = await fetch(apiUrl, {
|
||
headers: { Accept: 'application/vnd.github+json', 'User-Agent': 'koring-launcher-updater' },
|
||
signal: AbortSignal.timeout(DISCOVER_TIMEOUT_MS),
|
||
});
|
||
if (res.ok) {
|
||
const releases: { draft?: boolean; prerelease?: boolean; tag_name?: string }[] = await res.json();
|
||
const allowPrerelease = getChannelDef(this.channelKey).allowPrerelease;
|
||
for (const r of releases ?? []) {
|
||
// draft 一律跳过;woker(只收正式版)跳过 GitHub 标记为 prerelease 的 release
|
||
if (r.draft || (!allowPrerelease && r.prerelease)) continue;
|
||
if (r.tag_name) candidates.push(r.tag_name);
|
||
}
|
||
}
|
||
} catch {
|
||
/* ignore */
|
||
}
|
||
|
||
if (candidates.length === 0) return null;
|
||
candidates.sort(compareVersionTags);
|
||
const latest = candidates[candidates.length - 1];
|
||
if (candidates.length > 1) {
|
||
console.log(`[updater] ${mirror} 候选版本: ${candidates.join(', ')} → 取 ${latest}`);
|
||
}
|
||
return latest;
|
||
}
|
||
|
||
/**
|
||
* 获取指定版本(默认当前安装版本)的发布说明(release-notes.md 附件,原始 Markdown)。
|
||
* GitHub 直连优先,失败后依次尝试加速源;当前版本没有发布说明时回退到最新版本。
|
||
*/
|
||
async getReleaseNotes(requestedTag?: string): Promise<ReleaseNotesResult | null> {
|
||
const tag = (requestedTag?.trim() || `v${app.getVersion()}`).replace(/^v(?=\d)/, 'v');
|
||
const found = await this.fetchNotesForTag(tag);
|
||
if (found) return found;
|
||
|
||
// 回退:最新版本(通过 /releases/latest 页面发现 tag)
|
||
for (const mirror of getMirrors()) {
|
||
const latestTag = await this.discoverLatestTag(mirror);
|
||
if (latestTag && latestTag !== tag) {
|
||
const foundLatest = await this.fetchNotesForTag(latestTag);
|
||
if (foundLatest) {
|
||
return { ...foundLatest, isLatest: true };
|
||
}
|
||
}
|
||
}
|
||
return null;
|
||
}
|
||
|
||
private async fetchNotesForTag(tag: string): Promise<ReleaseNotesResult | null> {
|
||
const bases: { source: string; base: string }[] = [
|
||
{ source: 'github', base: `https://github.com/${OWNER}/${REPO}` },
|
||
...getMirrors().map((m) => ({ source: m, base: `${m}/https://github.com/${OWNER}/${REPO}` })),
|
||
];
|
||
for (const { source, base } of bases) {
|
||
try {
|
||
const url = `${base}/releases/download/${tag}/release-notes.md`;
|
||
const res = await fetch(url, {
|
||
headers: { 'User-Agent': 'koring-launcher-updater' },
|
||
signal: AbortSignal.timeout(DISCOVER_TIMEOUT_MS),
|
||
});
|
||
if (res.ok) {
|
||
// 部分加速源对任意 URL 返回 200 + HTML 跳转/拦截页,必须校验内容
|
||
const contentType = res.headers.get('content-type') ?? '';
|
||
if (/^text\/html/i.test(contentType)) continue;
|
||
const notes = await res.text();
|
||
if (!notes.trim()) continue;
|
||
if (/^\s*<!doctype html/i.test(notes) || /^\s*<html[\s>]/i.test(notes)) continue;
|
||
console.log(`[updater] 发布说明来源: ${source} (${tag})`);
|
||
return { tag, version: tag.replace(/^v/, ''), notes, source, isLatest: false };
|
||
}
|
||
} catch {
|
||
/* 尝试下一个源 */
|
||
}
|
||
}
|
||
return null;
|
||
}
|
||
|
||
/**
|
||
* 下载更新(触发下载,进度经 update:status 上报并写入配置)。
|
||
* available → 开始下载;paused → 继续下载。
|
||
*/
|
||
async download(): Promise<void> {
|
||
if (!this.ready) return;
|
||
if (this.state === 'downloading' || this.state === 'downloaded' || this.state === 'installing') return;
|
||
// 非"可用/已暂停"状态直接忽略(防陈旧 updateInfoAndProvider 被误用)
|
||
if (this.state !== 'available' && this.state !== 'paused') return;
|
||
// 复核目标版本确为当前版本的新版本(项目版本序),否则回退为无更新
|
||
if (this.state === 'available' && this.version && !this.isNewerCandidate(this.currentVersion, this.version)) {
|
||
console.warn(`[updater] 下载被拒:${this.version} 不是 ${this.currentVersion} 的新版本`);
|
||
this.state = 'not-available';
|
||
this.version = undefined;
|
||
this.emit();
|
||
return;
|
||
}
|
||
if (this.state === 'paused') {
|
||
// 继续下载(可能从断点续传,也可能重新开始,取决于 electron-updater 缓存)
|
||
console.log('[updater] 继续下载');
|
||
}
|
||
this.state = 'downloading';
|
||
this.progress = null;
|
||
this.emit();
|
||
|
||
const token = new CancellationToken();
|
||
this.downloadToken = token;
|
||
try {
|
||
await autoUpdater.downloadUpdate(token);
|
||
} catch (err) {
|
||
if (token.cancelled) return; // 主动暂停/取消,不是错误
|
||
this.state = 'error';
|
||
this.error = String((err as Error)?.message ?? err);
|
||
this.emit();
|
||
}
|
||
}
|
||
|
||
/** 暂停下载(中断当前请求,保留进度;再次下载即继续) */
|
||
pause(): void {
|
||
if (!this.ready || this.state !== 'downloading') return;
|
||
this.state = 'paused';
|
||
this.emit();
|
||
this.downloadToken?.cancel();
|
||
}
|
||
|
||
/** 取消下载:中断并清除进度,回到 available(可重新下载) */
|
||
cancel(): void {
|
||
if (!this.ready) return;
|
||
this.downloadToken?.cancel();
|
||
this.downloadToken = null;
|
||
if (this.state === 'downloading' || this.state === 'paused') {
|
||
this.state = 'available';
|
||
this.progress = null;
|
||
this.emit();
|
||
}
|
||
}
|
||
|
||
/**
|
||
* 退出并安装(NSIS 静默安装,安装完成自动重启)。
|
||
* 安装状态先写入配置并立即落盘,避免退出时 debounce 未写盘。
|
||
*/
|
||
quitAndInstall(): void {
|
||
if (!this.ready || this.state !== 'downloaded') return;
|
||
// 安装前必须已通过本地核验(sha512 + 大小),防损坏/篡改包被安装
|
||
if (!this.verified) {
|
||
console.warn('[updater] 安装被拒:安装包未通过核验');
|
||
this.state = 'error';
|
||
this.error = '安装包未通过核验,已拒绝安装,请重新检查并下载更新';
|
||
this.emit();
|
||
return;
|
||
}
|
||
this.state = 'installing';
|
||
this.emit();
|
||
try {
|
||
flushConfig();
|
||
} catch {
|
||
/* ignore */
|
||
}
|
||
// 静默安装(/S)+ 安装完成后自动重启(--force-run)
|
||
autoUpdater.quitAndInstall(true, true);
|
||
}
|
||
|
||
/** 获取系统下载临时目录(用于清理提示,暂未启用) */
|
||
getCacheDir(): string {
|
||
return os.tmpdir();
|
||
}
|
||
}
|
||
|
||
export const updateService = new UpdateService();
|