initiate replica set configuration in Docker Compose

Author: greensheng

docker-compose.yaml

@@ -7,35 +7,26 @@ services:
     ports:
       - "6379:6379"
   mongo1:
-    image: mongo:7.0
+    image: mongo:5
     container_name: mongo1
     command: [ "--replSet", "my-replica-set", "--bind_ip_all", "--port", "30001" ]
     ports:
       - 30001:30001
     healthcheck:
-      test: echo "try { rs.status() } catch (err) { rs.initiate({_id:'my-replica-set',members:[{_id:0,host:'mongo1:30001',priority:1},{_id:1,host:'mongo2:30002',priority:0.5},{_id:2,host:'mongo3:30003',priority:0.5}]}) }" | mongosh --port 30001 --quiet
+      test: test $$(echo "rs.initiate({_id:'my-replica-set',members:[{_id:0,host:\"mongo1:30001\"},{_id:1,host:\"mongo2:30002\"},{_id:2,host:\"mongo3:30003\"}]}).ok || rs.status().ok" | mongo --port 30001 --quiet) -eq 1
       interval: 10s
-    volumes:
-      - "mongo1_data:/data/db"
-      - "mongo1_config:/data/configdb"
   mongo2:
-    image: mongo:7.0
+    image: mongo:5
     container_name: mongo2
     command: [ "--replSet", "my-replica-set", "--bind_ip_all", "--port", "30002" ]
     ports:
       - 30002:30002
-    volumes:
-      - "mongo2_data:/data/db"
-      - "mongo2_config:/data/configdb"
   mongo3:
-    image: mongo:7.0
+    image: mongo:5
     container_name: mongo3
     command: [ "--replSet", "my-replica-set", "--bind_ip_all", "--port", "30003" ]
     ports:
       - 30003:30003
-    volumes:
-      - "mongo3_data:/data/db"
-      - "mongo3_config:/data/configdb"
   mongo-express:
     image: mongo-express
     container_name: mongo-express

src/main/resources/application.properties

@@ -9,7 +9,7 @@ management.metrics.tags.application=${spring.application.name}
 #
 # mongodb
 #
-mongodb.uri=mongodb://127.0.0.1:30001
+mongodb.uri=mongodb://mongo1:30001,mongo2:30002,mongo3:30003/?replicaSet=my-replica-set
 #
 # kafka
 #