Prefer Cloudflare Worker KV for verification codes with optional short IMAP fallback disabled for private deploy; track config.json/.env for private repo. Also add worker project, protocol mint backoff, and fail-fast Turnstile/mail timeouts from batch runs.
Grok xAI 验证码 Email Worker
xAI 发信
→ Cloudflare Email Routing(catch-all)
→ 本 Worker:提取验证码写入 KV
→ (可选)forward 到 Gmail 作 IMAP 兜底
→ 注册机 HTTP GET Worker /code?to=alias@domain&key=...
1. 前置
- 域名 DNS 在 Cloudflare
- 开通 Email Routing
- 安装 Node:
npm i -g wrangler或用npx wrangler
2. 创建 KV + 配置
cd cf-email-worker
npx wrangler login
npx wrangler kv namespace create GROK_MAIL_CODES
# 把返回的 id 填进 wrangler.toml 的 kv_namespaces.id
编辑 wrangler.toml,或在 Dashboard → Workers → Settings → Variables 设置:
| 变量 | 含义 |
|---|---|
CODE_API_KEY |
注册机查询密钥(必填) |
GMAIL_FORWARD_TO |
如 you@gmail.com,保留 IMAP 兜底 |
CODE_TTL_SEC |
KV 过期秒数,默认 600 |
npx wrangler secret put CODE_API_KEY
# 可选:也可用 vars;secret 更安全
3. 部署
npx wrangler deploy
# 记下 workers.dev 地址,例如:
# https://grok-xai-mail-codes.<subdomain>.workers.dev
4. Email Routing 绑定
Cloudflare Dashboard → Email → Email Routing → Routing rules:
- 启用 Catch-all
- Action = Send to a Worker → 选择
grok-xai-mail-codes - 域名 MX 按 Cloudflare 提示配置(若尚未)
若 catch-all 已转发到 Gmail,可改为:Worker 处理 + Worker 内
GMAIL_FORWARD_TO再转到 Gmail。
不要只转 Gmail 而不进 Worker,否则没有秒级路径。
5. 注册机配置
config.json:
{
"email_provider": "gmail",
"defaultDomains": "your-domain.com",
"gmail_imap_user": "you@gmail.com",
"gmail_imap_password": "app-password",
"gmail_worker_enabled": true,
"gmail_worker_url": "https://grok-xai-mail-codes.<subdomain>.workers.dev",
"gmail_worker_api_key": "与 CODE_API_KEY 相同",
"gmail_worker_timeout_sec": 25,
"gmail_worker_poll_interval": 0.4,
"gmail_imap_fallback": true
}
6. 自测
# 健康检查
curl -sS "https://YOUR_WORKER/health"
# 模拟入库
curl -sS -X POST "https://YOUR_WORKER/ingest?key=YOUR_KEY" \
-H 'content-type: application/json' \
-d '{"to":"test@your-domain.com","code":"ABC-DEF","subject":"ABC-DEF xAI confirmation code"}'
# 取码(consume=1 用后即删)
curl -sS "https://YOUR_WORKER/code?to=test@your-domain.com&key=YOUR_KEY"
真实链路:给 random@your-domain.com 发一封带 ABC-DEF xAI confirmation code 主题的信,几秒内应能 GET 到。
7. 安全
CODE_API_KEY用足够长的随机串- 不要把 key 提交进 git(写 config.json / .env,二者已在 .gitignore)
- KV 中验证码默认约 10 分钟过期,且
/code默认 consume-once