's'

electron/scripts/download-chrome-for-testing.mjs

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+/**
+ * 下载 Chrome for Testing（Stable / win64）完整目录到 resources/chrome-cft/chrome-win64/，
+ * 与 chrome.exe 同级的 DLL 等依赖一并保留，随安装包分发，开箱即用。
+ * 设置 SKIP_CHROME=1 可跳过（CI 无网环境）。
+ */
+import fs from 'fs'
+import https from 'https'
+import path from 'path'
+import { fileURLToPath } from 'url'
+import AdmZip from 'adm-zip'
+
+const __dirname = path.dirname(fileURLToPath(import.meta.url))
+const root = path.resolve(__dirname, '..')
+const resDir = path.join(root, 'resources', 'chrome-cft')
+const CFT_JSON_URL =
+  'https://googlechromelabs.github.io/chrome-for-testing/last-known-good-versions-with-downloads.json'
+const PLATFORM_KEY = 'win64'
+const markerName = '.chrome_cft_bundle_ok'
+
+if (process.env.SKIP_CHROME === '1') {
+  console.log('[chrome-cft] SKIP_CHROME=1，跳过下载')
+  process.exit(0)
+}
+
+function downloadBuffer(url) {
+  return new Promise((resolve, reject) => {
+    https
+      .get(url, (res) => {
+        if (res.statusCode >= 300 && res.statusCode < 400 && res.headers.location) {
+          downloadBuffer(res.headers.location).then(resolve).catch(reject)
+          return
+        }
+        if (res.statusCode !== 200) {
+          reject(new Error(`HTTP ${res.statusCode} ${url}`))
+          return
+        }
+        const chunks = []
+        res.on('data', (c) => chunks.push(c))
+        res.on('end', () => resolve(Buffer.concat(chunks)))
+        res.on('error', reject)
+      })
+      .on('error', reject)
+  })
+}
+
+function downloadToFile(url, dest) {
+  return new Promise((resolve, reject) => {
+    const file = fs.createWriteStream(dest)
+    https
+      .get(url, (res) => {
+        if (res.statusCode >= 300 && res.statusCode < 400 && res.headers.location) {
+          file.close()
+          try {
+            fs.unlinkSync(dest)
+          } catch {
+            /* ignore */
+          }
+          downloadToFile(res.headers.location, dest).then(resolve).catch(reject)
+          return
+        }
+        if (res.statusCode !== 200) {
+          file.close()
+          reject(new Error(`HTTP ${res.statusCode}`))
+          return
+        }
+        res.pipe(file)
+        file.on('finish', () => {
+          file.close()
+          resolve()
+        })
+      })
+      .on('error', (e) => {
+        try {
+          file.close()
+        } catch {
+          /* ignore */
+        }
+        reject(e)
+      })
+  })
+}
+
+const chromeExe = path.join(resDir, 'chrome-win64', 'chrome.exe')
+const markerPath = path.join(resDir, markerName)
+
+fs.mkdirSync(resDir, { recursive: true })
+
+if (fs.existsSync(chromeExe) && fs.existsSync(markerPath)) {
+  console.log('[chrome-cft] 已存在完整包，跳过:', chromeExe)
+  process.exit(0)
+}
+
+console.log('[chrome-cft] 获取元数据:', CFT_JSON_URL)
+const metaBuf = await downloadBuffer(CFT_JSON_URL)
+const doc = JSON.parse(metaBuf.toString('utf-8'))
+const stable = doc.channels?.Stable
+const list = stable?.downloads?.chrome ?? []
+const hit = list.find((x) => x.platform === PLATFORM_KEY)
+if (!hit?.url) {
+  console.error('[chrome-cft] 元数据中无', PLATFORM_KEY)
+  process.exit(1)
+}
+
+const zipPath = path.join(resDir, '_chrome-download.zip')
+console.log('[chrome-cft] 下载（体积较大）:', hit.url)
+await downloadToFile(hit.url, zipPath)
+
+console.log('[chrome-cft] 解压中…')
+const zip = new AdmZip(zipPath)
+const tmp = path.join(resDir, '_extract_tmp')
+if (fs.existsSync(tmp)) fs.rmSync(tmp, { recursive: true })
+fs.mkdirSync(tmp, { recursive: true })
+zip.extractAllTo(tmp, true)
+
+const inner = path.join(tmp, 'chrome-win64')
+if (!fs.existsSync(path.join(inner, 'chrome.exe'))) {
+  console.error('[chrome-cft] zip 内未找到 chrome-win64/chrome.exe')
+  process.exit(1)
+}
+
+const destDir = path.join(resDir, 'chrome-win64')
+if (fs.existsSync(destDir)) fs.rmSync(destDir, { recursive: true })
+fs.cpSync(inner, destDir, { recursive: true })
+fs.rmSync(tmp, { recursive: true })
+
+try {
+  fs.unlinkSync(zipPath)
+} catch {
+  /* ignore */
+}
+
+fs.writeFileSync(
+  path.join(resDir, 'NOTICE-ChromeForTesting.txt'),
+  [
+    '本目录包含 Chrome for Testing（Stable / Windows x64）。',
+    '清单来源：' + CFT_JSON_URL,
+    '与 chrome.exe 同目录文件均为官方 zip 原样复制，未修改二进制。',
+    '',
+  ].join('\n'),
+  'utf-8',
+)
+fs.writeFileSync(markerPath, `${stable.version}\n${new Date().toISOString()}\n`, 'utf-8')
+console.log('[chrome-cft] 完成:', chromeExe)