From 37a04703a4b9829cb9aef6c5bb8835d2fa2f2fbc Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Thu, 8 Sep 2022 10:18:38 +0200
Subject: [PATCH] Add activeRequests info on db acquire timeout

Can help us to debug sequelize acquire timeout error
---
 server.ts | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/server.ts b/server.ts
index 6073d2ea4..63a08f471 100644
--- a/server.ts
+++ b/server.ts
@@ -258,9 +258,16 @@ app.use((err, _req, res: express.Response, _next) => {
   if (err) {
     error = err.stack || err.message || err
   }
+
   // Handling Sequelize error traces
-  const sql = err.parent ? err.parent.sql : undefined
-  logger.error('Error in controller.', { err: error, sql })
+  const sql = err?.parent ? err.parent.sql : undefined
+
+  // Help us to debug SequelizeConnectionAcquireTimeoutError errors
+  const activeRequests = err?.name === 'SequelizeConnectionAcquireTimeoutError' && typeof (process as any)._getActiveRequests !== 'function'
+    ? (process as any)._getActiveRequests()
+    : undefined
+
+  logger.error('Error in controller.', { err: error, sql, activeRequests })
 
   return res.fail({
     status: err.status || HttpStatusCode.INTERNAL_SERVER_ERROR_500,