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feat: 增加下载缓存阈值

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xream 2024-03-05 05:03:17 +08:00
parent ca437865e6
commit 437297b8b0
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GPG Key ID: 1D2C5225471789F9
2 changed files with 18 additions and 3 deletions
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2
backend/package.json
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@ -1,6 +1,6 @@
{
"name": "sub-store",
"version": "2.14.238",
"version": "2.14.239",
"description": "Advanced Subscription Manager for QX, Loon, Surge, Stash and ShadowRocket.",
"main": "src/main.js",
"scripts": {

19
backend/src/utils/download.js
View File

@ -53,7 +53,8 @@ export default async function download(rawUrl, ua, timeout) {
// }
const { isNode } = ENV();
const { defaultUserAgent, defaultTimeout } = $.read(SETTINGS_KEY);
const { defaultUserAgent, defaultTimeout, cacheThreshold } =
$.read(SETTINGS_KEY);
const userAgent = ua || defaultUserAgent || 'clash.meta';
const requestTimeout = timeout || defaultTimeout;
const id = hex_md5(userAgent + url);
@ -90,8 +91,22 @@ export default async function download(rawUrl, ua, timeout) {
}
if (body.replace(/\s/g, '').length === 0)
throw new Error(new Error('远程资源内容为空'));
let shouldCache = true;
if (cacheThreshold) {
const size = body.length / 1024;
if (size > cacheThreshold) {
$.info(
`资源大小 ${size.toFixed(
2,
)} KB 超过了 ${cacheThreshold} KB, 不缓存`,
);
shouldCache = false;
}
}
if (shouldCache) {
resourceCache.set(id, body);
}
resourceCache.set(id, body);
result = body;
} catch (e) {
throw new Error(`无法下载 URL ${url}: ${e.message ?? e}`);