From 6b753b05d61f8583ea9b9f04cacb0d7cf5a69764 Mon Sep 17 00:00:00 2001
From: syuilo <Syuilotan@yahoo.co.jp>
Date: Mon, 22 Mar 2021 22:28:09 +0900
Subject: [PATCH] perf(server): Cache user instance actor
---
src/services/instance-actor.ts | 20 +++++++++++++++-----
1 file changed, 15 insertions(+), 5 deletions(-)
diff --git a/src/services/instance-actor.ts b/src/services/instance-actor.ts
index 74591846fa..a6dadb0cd6 100644
--- a/src/services/instance-actor.ts
+++ b/src/services/instance-actor.ts
@@ -1,17 +1,27 @@
import { createSystemUser } from './create-system-user';
import { ILocalUser } from '../models/entities/user';
import { Users } from '../models';
+import { Cache } from '../misc/cache';
const ACTOR_USERNAME = 'instance.actor' as const;
+const cache = new Cache<ILocalUser>(Infinity);
+
export async function getInstanceActor(): Promise<ILocalUser> {
+ const cached = cache.get(null);
+ if (cached) return cached;
+
const user = await Users.findOne({
host: null,
username: ACTOR_USERNAME
- });
+ }) as ILocalUser | undefined;
- if (user) return user as ILocalUser;
-
- const created = await createSystemUser(ACTOR_USERNAME);
- return created as ILocalUser;
+ if (user) {
+ cache.set(null, user);
+ return user;
+ } else {
+ const created = await createSystemUser(ACTOR_USERNAME) as ILocalUser;
+ cache.set(null, created);
+ return created;
+ }
}