MongoDB 설치

MongoDB Replica Set 구성

rs.initiate({
  _id: "rs0",
  members: [
    { _id: 0, host: "localhost:27017" },
    { _id: 1, host: "localhost:27018" },
    { _id: 2, host: "localhost:27019" },
    { _id: 3, host: "localhost:27020" }
  ]
})

admin 계정 생성

db.createUser({
  user: "root",
  pwd: "비밀번호",
  roles: ["root"]
})