fix: shutdown api process when another worker exits unexpectedly

server/src/main.ts

@@ -1,5 +1,5 @@
 import { CommandFactory } from 'nest-commander';
-import { fork } from 'node:child_process';
+import { ChildProcess, fork } from 'node:child_process';
 import { Worker } from 'node:worker_threads';
 import { ImmichAdminModule } from 'src/app.module';
 import { ImmichWorker, LogLevel } from 'src/enum';
@@ -10,12 +10,16 @@ if (immichApp) {
   process.argv.splice(2, 1);
 }
 
+let apiProcess: ChildProcess | undefined;
+
 function bootstrapWorker(name: ImmichWorker) {
   console.log(`Starting ${name} worker`);
 
   const execArgv = process.execArgv.map((arg) => (arg.startsWith('--inspect') ? '--inspect=0.0.0.0:9231' : arg));
   const worker =
-    name === 'api' ? fork(`./dist/workers/${name}.js`, [], { execArgv }) : new Worker(`./dist/workers/${name}.js`);
+    name === ImmichWorker.API
+      ? (apiProcess = fork(`./dist/workers/${name}.js`, [], { execArgv }))
+      : new Worker(`./dist/workers/${name}.js`);
 
   worker.on('error', (error) => {
     console.error(`${name} worker error: ${error}`);
@@ -24,6 +28,10 @@ function bootstrapWorker(name: ImmichWorker) {
   worker.on('exit', (exitCode) => {
     if (exitCode !== 0) {
       console.error(`${name} worker exited with code ${exitCode}`);
+      if (apiProcess && name !== ImmichWorker.API) {
+        console.error('Killing api process');
+        apiProcess.kill('SIGTERM');
+      }
       process.exit(exitCode);
     }
   });