feat: proxy setting (#1031)

* feat: add a proxy option into settings

* feat: add a proxy option into settings

* fix: use undici proxy agent

server/index.ts

@@ -38,6 +38,7 @@ import dns from 'node:dns';
 import net from 'node:net';
 import path from 'path';
 import swaggerUi from 'swagger-ui-express';
+import { ProxyAgent, setGlobalDispatcher } from 'undici';
 import YAML from 'yamljs';
 
 if (process.env.forceIpv4First === 'true') {
@@ -74,6 +75,11 @@ app
     const settings = await getSettings().load();
     restartFlag.initializeSettings(settings.main);
 
+    // Register HTTP proxy
+    if (settings.main.httpProxy) {
+      setGlobalDispatcher(new ProxyAgent(settings.main.httpProxy));
+    }
+
     // Migrate library types
     if (
       settings.plex.libraries.length > 1 &&

server/lib/settings/index.ts

@@ -119,6 +119,7 @@ export interface MainSettings {
   mediaServerType: number;
   partialRequestsEnabled: boolean;
   locale: string;
+  httpProxy: string;
 }
 
 interface PublicSettings {
@@ -325,6 +326,7 @@ class Settings {
         mediaServerType: MediaServerType.NOT_CONFIGURED,
         partialRequestsEnabled: true,
         locale: 'en',
+        httpProxy: '',
       },
       plex: {
         name: '',

server/utils/restartFlag.ts

@@ -13,7 +13,8 @@ class RestartFlag {
 
     return (
       this.settings.csrfProtection !== settings.csrfProtection ||
-      this.settings.trustProxy !== settings.trustProxy
+      this.settings.trustProxy !== settings.trustProxy ||
+      this.settings.httpProxy !== settings.httpProxy
     );
   }
 }