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JavaScript DNS-SD
source link: https://sskaje.me/2020/05/javascript-dns-sd/
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JavaScript DNS-SD
用了 npm 包 multicast-dns https://www.npmjs.com/package/multicast-dns 。其他几个包也试过了，各种残废，要不想太多要不瞎搞，还是这个单纯。
核心的环节是，正确地响应 “_services._dns-sd._udp.local” 的query。
响应的包 answers 放 PTR，additional records 放 SRV、TXT、A。TXT可以放多个 key=value，来处理自定义配置，例如端口、是否加密，认证等信息。
Gist: https://gist.github.com/sskaje/974ec85b39f51dd3a4c6734c2bfb214f
JavaScript DNS-SD by @sskaje: https://sskaje.me/2020/05/javascript-dns-sd/
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Author sskajePosted on May 6, 2020May 6, 2020Categories Network, 杂七杂八, 笔记, 项目、研究Tags dns, dns service discovery, dns-sd, javascript, javascript multicast, javascript service discovery, multicast, node js, nodejs, npm, service discovery
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