1.拉取镜像
docker pull mongo
2.创建容器,设置副本集名称: mongo_clus(必须)
docker run -di --name=master_mongo -p 27018:27017 mongo:latest --replSet mongo_clus docker run -di --name=backup_mongo -p 27019:27017 mongo:latest --replSet mongo_clus docker run -di --name=arbi_mongo -p 27020:27017 mongo:latest --replSet mongo_clus
3.登录master_mongo,创建集群,查看集群状态。
docker exec -it master_mongo /bin/bash mongo --host 192.168.222.128 --port 27018 cfg={ "_id":"mongo_clus", members:[ { _id:0, host:"192.168.222.128:27018", priority:2 }, { _id:1, host:"192.168.222.128:27019", priority:1 }, { _id:2, host:"192.168.222.128:27020", arbiterOnly:true } ] } rs.initiate(cfg) rs.status()
4.使用nosqlbooster连接测试,插入测试数据
use studies db.createCollection("person", { capped : true, size : 50 * 1024 * 1024, max : 100 * 1000 } ) db.person.insert({name:"杨春雷",age:30})
(2)单独连接备份库是否有数据
5.关闭开启master_mongo查看主备切换是否正常
docker stop master_mongo docker start master_mongo