nhannguyendevjs/docker-mongodb-replica-set-quick-start

Docker MongoDB replica set quick start

Docker MongoDB replica set quick start

Primary

docker run -d --network local-network -p 127.0.10.1:27017:27017 --name local-mongo mongo:latest mongod --replSet repl-set

docker exec -it local-mongo mongosh

config = { "_id" : "repl-set", "members" : [ { "_id" : 0, "host" : "local-mongo:27017" }, { "_id" : 1, "host" : "local-mongo-secondary:27017" } ] }

rs.initiate(config)

Secondary

docker run -d --network local-network -p 127.0.20.1:27017:27017 --name local-mongo-secondary mongo:latest mongod --replSet repl-set

docker exec -it local-mongo-secondary mongosh

Add Host

...
# MongoDB Replica Set
127.0.10.1 local-mongo
127.0.20.1 local-mongo-secondary
# End of section

URI

mongodb://local-mongo:27017,local-mongo-secondary:27018/test?replicaSet=repl-set