From 42e9286c68ec8533d2ee0f2537b61fe53b1386da Mon Sep 17 00:00:00 2001
From: Martin McKeaveney <martin@shogunsystems.co.uk>
Date: Mon, 8 Nov 2021 15:26:07 +0100
Subject: [PATCH] adding check to make sure production db isn't created on sync

---
 packages/server/src/api/controllers/application.js | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/packages/server/src/api/controllers/application.js b/packages/server/src/api/controllers/application.js
index e2e42c20f9..ff4955f530 100644
--- a/packages/server/src/api/controllers/application.js
+++ b/packages/server/src/api/controllers/application.js
@@ -329,6 +329,19 @@ exports.sync = async ctx => {
     ctx.throw(400, "This action cannot be performed for production apps")
   }
   const prodAppId = getDeployedAppID(appId)
+
+  try {
+    const prodDb = new CouchDB(prodAppId, { skip_setup: true })
+    const info = await prodDb.info()
+    if (info.error) throw info.error
+  } catch (err) {
+    // the database doesn't exist. Don't replicate
+    ctx.body = {
+      message: "App sync completed successfully.",
+    }
+    return
+  }
+
   const replication = new Replication({
     source: prodAppId,
     target: appId,