Tag
#JavaScript全 2 件
「JavaScript」タグが付いた記事の一覧です。
技術記事14 min
Detecting CDN Failures in a Bilibili Extension and Falling Back to Backup Nodes
How the extension decides a CDN node is really broken: which errors to ignore, how to detect stalls from currentTime and the forward buffer, why it switches once quietly before asking you, and how it avoids bouncing between nodes. Also covers live streams.
繁體中文 / English
技術記事13 min
Rewriting Bilibili's Stream CDN on the Fly from a Chrome Extension's MAIN World
Bilibili's stream URLs arrive through SSR __playinfo__, the playurl API, segment requests and the live API. Using bilibili-cdn-switcher's code, this walks through hooking each path, what gets rewritten, and the traps: one-shot Response bodies, read-only XHR responseText, and speed tests that must bypass your own hooks.
繁體中文 / English