From 806be69c887c30190ebac0f4d947b4b16fb93e09 Mon Sep 17 00:00:00 2001
From: Shaun Hamilton <shauhami020@gmail.com>
Date: Tue, 7 Oct 2025 11:43:27 +0200
Subject: [PATCH] chore: initiate replica with defined host (#62477)

---
 .devcontainer/docker-compose.yml | 4 +++-
 docker/docker-compose.yml        | 9 ++++++++-
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/.devcontainer/docker-compose.yml b/.devcontainer/docker-compose.yml
index f55103a923f..817e2671663 100644
--- a/.devcontainer/docker-compose.yml
+++ b/.devcontainer/docker-compose.yml
@@ -13,6 +13,7 @@ services:
     image: mongo
     command: mongod --replSet rs0
     restart: unless-stopped
+    hostname: mongodb
     volumes:
       - mongodb-data:/data/db
   mongo-setup:
@@ -24,8 +25,9 @@ services:
         'bash',
         '-c',
         # This will try to initiate the replica set, until it succeeds twice (i.e. until the replica set is already initialized)
-        'mongosh --host mongo-db:27017 --eval ''try {rs.initiate();} catch (err) { if(err.codeName !== "AlreadyInitialized") throw err };'''
+        'mongosh --host mongo-db:27017 --eval ''try {var cfg = { _id: "rs0", members: [{ _id: 0, host: "mongodb:27017" }] }; rs.initiate(cfg); } catch (err) { if(err.codeName !== "AlreadyInitialized") throw err };'''
       ]
 
 volumes:
   mongodb-data:
+    driver: local
diff --git a/docker/docker-compose.yml b/docker/docker-compose.yml
index c7b1b731681..521bdc73318 100644
--- a/docker/docker-compose.yml
+++ b/docker/docker-compose.yml
@@ -4,6 +4,7 @@ services:
     container_name: mongodb
     command: mongod --replSet rs0
     restart: unless-stopped
+    hostname: mongodb
     ports:
       - 27017:27017
     volumes:
@@ -22,8 +23,14 @@ services:
     # This will try to initiate the replica set, until it succeeds twice (i.e. until the replica set is already initialized)
     command: >
       mongosh --host db:27017 --eval '
+        var cfg = {
+          _id: "rs0",
+          members: [
+            { _id: 0, host: "mongodb:27017" }
+          ]
+        };
         try {
-          rs.initiate();
+          rs.initiate(cfg);
         } catch (err) {
           if(err.codeName !== "AlreadyInitialized") throw err;
         }