Remove prismaClient.$on('beforeExit'...) to assist with Prisma Data…

… Proxy support (#8347) * Fix dataproxy not supporting beforeExit event * drop prisma onExit * Add changeset --------- Co-authored-by: Markus Machatschek <[email protected]>
keystonejs · Mar 1, 2023 · 5051e5a · 5051e5a
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diff --git a/.changeset/strange-baboons-do.md b/.changeset/strange-baboons-do.md
@@ -0,0 +1,5 @@
+---
+'@keystone-6/core': patch
+---
+
+Removes `prismaClient.$on('beforeExit'...` as it is no longer required and blocked Prisma Data Proxy support
diff --git a/packages/core/src/lib/createSystem.ts b/packages/core/src/lib/createSystem.ts
@@ -86,13 +86,6 @@ export function createSystem(config: KeystoneConfig) {
 
       setWriteLimit(prismaClient, pLimit(config.db.provider === 'sqlite' ? 1 : Infinity));
       setPrismaNamespace(prismaClient, prismaModule.Prisma);
-      prismaClient.$on('beforeExit', async () => {
-        // Prisma is failing to properly clean up its child processes
-        // https://github.com/keystonejs/keystone/issues/5477
-        // We explicitly send a SIGINT signal to the prisma child process on exit
-        // to ensure that the process is cleaned up appropriately.
-        prismaClient._engine.child?.kill('SIGINT');
-      });
 
       const context = makeCreateContext({
         graphQLSchema,