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Cache static data for a day

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This commit is contained in:
SleeplessOne1917 2023-06-29 13:14:48 -04:00
parent 08370d4c4e
commit 339cefa2b0
3 changed files with 25 additions and 13 deletions
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8
src/server/index.tsx
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@ -20,7 +20,13 @@ const [hostname, port] = process.env["LEMMY_UI_HOST"]
server.use(express.json()); server.use(express.json());
server.use(express.urlencoded({ extended: false })); server.use(express.urlencoded({ extended: false }));
server.use(getStaticDir(), express.static(path.resolve("./dist"))); server.use(
getStaticDir(),
express.static(path.resolve("./dist"), {
maxAge: 24 * 60 * 60 * 1000, // 1 day
immutable: true,
})
);
server.use(setCacheControl); server.use(setCacheControl);
if (!process.env["LEMMY_UI_DISABLE_CSP"] && !process.env["LEMMY_UI_DEBUG"]) { if (!process.env["LEMMY_UI_DISABLE_CSP"] && !process.env["LEMMY_UI_DEBUG"]) {

28
src/server/middleware.ts
View file

@ -1,4 +1,4 @@
import type { NextFunction, Response } from "express"; import type { NextFunction, Request, Response } from "express";
import { UserService } from "../shared/services"; import { UserService } from "../shared/services";
export function setDefaultCsp({ export function setDefaultCsp({
@ -22,19 +22,25 @@ export function setDefaultCsp({
// interval is rather arbitrary and could be set higher (less server load) or lower (fresher data). // interval is rather arbitrary and could be set higher (less server load) or lower (fresher data).
// //
// https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Cache-Control
export function setCacheControl({ export function setCacheControl(
res, req: Request,
next, res: Response,
}: { next: NextFunction
res: Response; ) {
next: NextFunction;
}) {
const user = UserService.Instance; const user = UserService.Instance;
let caching: string; let caching: string;
if (user.auth()) { if (
caching = "private"; req.path.match(/\.(js|css|txt|manifest\.webmanifest)\/?$/) ||
req.path.includes("/css/themelist")
) {
// Static content gets cached publicly for a day
caching = "public, max-age=86400";
} else { } else {
caching = "public, max-age=60"; if (user.auth()) {
caching = "private";
} else {
caching = "public, max-age=60";
}
} }
res.setHeader("Cache-Control", caching); res.setHeader("Cache-Control", caching);

2
src/server/utils/create-ssr-html.tsx
View file

@ -24,7 +24,7 @@ export async function createSsrHtml(
if (!appleTouchIcon) { if (!appleTouchIcon) {
appleTouchIcon = site?.site_view.site.icon appleTouchIcon = site?.site_view.site.icon
? `data:image/png;base64,${sharp( ? `data:image/png;base64,${await sharp(
await fetchIconPng(site.site_view.site.icon) await fetchIconPng(site.site_view.site.icon)
) )
.resize(180, 180) .resize(180, 180)