From 0a56ce92caf512feb729d8dfa48bc654980fe5cd Mon Sep 17 00:00:00 2001
From: Hazelnoot <acomputerdog@gmail.com>
Date: Thu, 12 Jun 2025 21:36:37 -0400
Subject: [PATCH 1/2] use uncaughtExceptionMonitor instead uncaughtException

---
 packages/backend/src/boot/entry.ts    | 8 ++++----
 packages/frontend-shared/build.js     | 2 +-
 packages/misskey-bubble-game/build.js | 2 +-
 packages/misskey-js/build.js          | 2 +-
 packages/misskey-reversi/build.js     | 2 +-
 5 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/packages/backend/src/boot/entry.ts b/packages/backend/src/boot/entry.ts
index e52d77ab9b..9a830403e7 100644
--- a/packages/backend/src/boot/entry.ts
+++ b/packages/backend/src/boot/entry.ts
@@ -64,13 +64,13 @@ async function main() {
 	}
 
 	// Display detail of uncaught exception
-	process.on('uncaughtException', err => {
+	process.on('uncaughtExceptionMonitor', ((err, origin) => {
 		try {
-			logger.error('Uncaught exception:', err);
+			logger.error(`Uncaught exception (${origin}):`, err);
 		} catch {
-			console.error('Uncaught exception:', err);
+			console.error(`Uncaught exception (${origin}):`, err);
 		}
-	});
+	}));
 
 	// Dying away...
 	process.on('exit', code => {
diff --git a/packages/frontend-shared/build.js b/packages/frontend-shared/build.js
index 9941114757..f3a94fe364 100644
--- a/packages/frontend-shared/build.js
+++ b/packages/frontend-shared/build.js
@@ -101,7 +101,7 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('uncaughtException', reject);
+		process.on('uncaughtExceptionMonitor', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {
 		await context.dispose();
diff --git a/packages/misskey-bubble-game/build.js b/packages/misskey-bubble-game/build.js
index 5d534cc6fd..93a695e649 100644
--- a/packages/misskey-bubble-game/build.js
+++ b/packages/misskey-bubble-game/build.js
@@ -99,7 +99,7 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('uncaughtException', reject);
+		process.on('uncaughtExceptionMonitor', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {
 		await context.dispose();
diff --git a/packages/misskey-js/build.js b/packages/misskey-js/build.js
index b794592815..76a95fb3f5 100644
--- a/packages/misskey-js/build.js
+++ b/packages/misskey-js/build.js
@@ -100,7 +100,7 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('uncaughtException', reject);
+		process.on('uncaughtExceptionMonitor', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {
 		await context.dispose();
diff --git a/packages/misskey-reversi/build.js b/packages/misskey-reversi/build.js
index 5d534cc6fd..93a695e649 100644
--- a/packages/misskey-reversi/build.js
+++ b/packages/misskey-reversi/build.js
@@ -99,7 +99,7 @@ async function watchSrc() {
 		process.on('SIGHUP', resolve);
 		process.on('SIGINT', resolve);
 		process.on('SIGTERM', resolve);
-		process.on('uncaughtException', reject);
+		process.on('uncaughtExceptionMonitor', reject);
 		process.on('exit', resolve);
 	}).finally(async () => {
 		await context.dispose();

From 3ce547141453960c6d15a63de21f6a89d2a7258c Mon Sep 17 00:00:00 2001
From: Hazelnoot <acomputerdog@gmail.com>
Date: Thu, 12 Jun 2025 21:37:28 -0400
Subject: [PATCH 2/2] add additional process exit loggers

---
 packages/backend/src/boot/entry.ts | 20 +++++++++++++++++++-
 1 file changed, 19 insertions(+), 1 deletion(-)

diff --git a/packages/backend/src/boot/entry.ts b/packages/backend/src/boot/entry.ts
index 9a830403e7..afb48e526c 100644
--- a/packages/backend/src/boot/entry.ts
+++ b/packages/backend/src/boot/entry.ts
@@ -73,8 +73,26 @@ async function main() {
 	}));
 
 	// Dying away...
+	process.on('disconnect', () => {
+		try {
+			logger.warn('IPC channel disconnected! The process may soon die.');
+		} catch {
+			console.warn('IPC channel disconnected! The process may soon die.');
+		}
+	});
+	process.on('beforeExit', code => {
+		try {
+			logger.warn(`Event loop died! Process will exit with code ${code}.`);
+		} catch {
+			console.warn(`Event loop died! Process will exit with code ${code}.`);
+		}
+	});
 	process.on('exit', code => {
-		logger.info(`The process is going to exit with code ${code}`);
+		try {
+			logger.info(`The process is going to exit with code ${code}`);
+		} catch {
+			console.info(`The process is going to exit with code ${code}`);
+		}
 	});
 	//#endregion