refactor(server): worker env (#13160)

server/src/repositories/config.repository.ts

@@ -1,13 +1,30 @@
 import { Injectable } from '@nestjs/common';
 import { getVectorExtension } from 'src/database.config';
-import { ImmichEnvironment, LogLevel } from 'src/enum';
+import { ImmichEnvironment, ImmichWorker, LogLevel } from 'src/enum';
 import { EnvData, IConfigRepository } from 'src/interfaces/config.interface';
+import { setDifference } from 'src/utils/set';
 
 // TODO replace src/config validation with class-validator, here
 
+const WORKER_TYPES = new Set(Object.values(ImmichWorker));
+
+const asSet = (value: string | undefined, defaults: ImmichWorker[]) => {
+  const values = (value || '').replaceAll(/\s/g, '').split(',').filter(Boolean);
+  return new Set(values.length === 0 ? defaults : (values as ImmichWorker[]));
+};
+
 @Injectable()
 export class ConfigRepository implements IConfigRepository {
   getEnv(): EnvData {
+    const included = asSet(process.env.IMMICH_WORKERS_INCLUDE, [ImmichWorker.API, ImmichWorker.MICROSERVICES]);
+    const excluded = asSet(process.env.IMMICH_WORKERS_EXCLUDE, []);
+    const workers = [...setDifference(included, excluded)];
+    for (const worker of workers) {
+      if (!WORKER_TYPES.has(worker)) {
+        throw new Error(`Invalid worker(s) found: ${workers.join(',')}`);
+      }
+    }
+
     return {
       port: Number(process.env.IMMICH_PORT) || 3001,
       environment: process.env.IMMICH_ENV as ImmichEnvironment,
@@ -20,6 +37,7 @@ export class ConfigRepository implements IConfigRepository {
       storage: {
         ignoreMountCheckErrors: process.env.IMMICH_IGNORE_MOUNT_CHECK_ERRORS === 'true',
       },
+      workers,
     };
   }
 }