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optional purgatory, fix mem usage screenshot wall

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KingKDot
2026-05-22 09:32:03 -05:00
parent bd47b233d6
commit ce5095ad61
4 changed files with 190 additions and 11 deletions
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Overlord-Server/src/thumbnails.ts
+35 -9
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@@ -14,17 +14,41 @@ async function getSharp(): Promise<any> {
}
}
const THUMBNAIL_WIDTH = Math.max(64, Number(process.env.OVERLORD_THUMBNAIL_WIDTH || 1920));
const THUMBNAIL_HEIGHT = Math.max(48, Number(process.env.OVERLORD_THUMBNAIL_HEIGHT || 1080));
const THUMBNAIL_WIDTH = Math.max(64, Number(process.env.OVERLORD_THUMBNAIL_WIDTH || 400));
const THUMBNAIL_HEIGHT = Math.max(48, Number(process.env.OVERLORD_THUMBNAIL_HEIGHT || 225));
const THUMBNAIL_QUALITY = Math.min(95, Math.max(40, Number(process.env.OVERLORD_THUMBNAIL_QUALITY || 88)));
const MAX_THUMBNAIL_SOURCE_BYTES = Math.max(
256 * 1024,
Number(process.env.OVERLORD_THUMBNAIL_MAX_SOURCE_BYTES || 16 * 1024 * 1024),
Number(process.env.OVERLORD_THUMBNAIL_MAX_SOURCE_BYTES || 8 * 1024 * 1024),
);
const THUMBNAIL_CACHE_MAX = Math.max(
64,
Number(process.env.OVERLORD_THUMBNAIL_CACHE_MAX || 2000),
);
const MAX_CONCURRENT_THUMBNAIL_GEN = Math.max(
1,
Number(process.env.OVERLORD_THUMBNAIL_CONCURRENCY || 4),
);
let _activeThumbnailGen = 0;
const _thumbnailGenQueue: Array<() => void> = [];
function withThumbnailSlot<T>(fn: () => Promise<T>): Promise<T> {
return new Promise<T>((resolve, reject) => {
const run = () => {
_activeThumbnailGen++;
fn().then(resolve, reject).finally(() => {
_activeThumbnailGen--;
const next = _thumbnailGenQueue.shift();
if (next) next();
});
};
if (_activeThumbnailGen < MAX_CONCURRENT_THUMBNAIL_GEN) {
run();
} else {
_thumbnailGenQueue.push(run);
}
});
}
type ThumbnailRecord = {
bytes: Uint8Array;
@@ -157,12 +181,14 @@ export async function requestThumbnailRegen(id: string): Promise<boolean> {
state.inFlight = true;
let didGenerate = false;
try {
while (true) {
state.pending = false;
const ok = await generateThumbnail(id);
if (ok) didGenerate = true;
if (!state.pending) break;
}
await withThumbnailSlot(async () => {
while (true) {
state!.pending = false;
const ok = await generateThumbnail(id);
if (ok) didGenerate = true;
if (!state!.pending) break;
}
});
} finally {
state.inFlight = false;
if (thumbnailGenState.get(id) === state && !state.pending) {