简介
本文档提供关于如何使用自定义 DNS 请求 COS 服务。
设置动态自定义 DNS 回调
更推荐此方式,因为更灵活,更方便业务层控制。
示例代码
// 一般在初始化密钥后进行设置Cos.initCustomerDNSFetch(async (domain: string) => {const dnsMap: Map<string, string[]> = new Map([['service.cos.myqcloud.com', ["106.119.174.56", "106.119.174.57", "106.119.174.55"]],['cos.ap-guangzhou.myqcloud.com', ["27.155.119.179", "27.155.119.180", "27.155.119.166", "27.155.119.181"]],]);let ips = null;dnsMap.forEach((value, key) => {// 通过endsWith进行筛选,可以适配更多子域名,例如 000000-1253960454.cos.ap-guangzhou.myqcloud.com也可以适配到cos.ap-guangzhou.myqcloud.comif (domain.endsWith(key)) {console.log(`HOST: ${key}, IPS: ${JSON.stringify(value)}`);ips = value;}});return ips;});
设置静态自定义 DNS 配置
以下代码展示了如何设置静态自定义 DNS 配置。
示例代码
const dnsArray = [{domain:'service.cos.myqcloud.com', ips: ["106.119.174.56", "106.119.174.57", "106.119.174.55"]},{domain:'000000-1253960454.cos.ap-guangzhou.myqcloud.com', ips: ["27.155.119.179", "27.155.119.180", "27.155.119.166", "27.155.119.181"]},{domain:'cos.ap-guangzhou.myqcloud.com', ips: ["27.155.119.179", "27.155.119.180", "27.155.119.166", "27.155.119.181"]},];// 一般在初始化密钥后进行设置Cos.initCustomerDNS(dnsArray);