MongoDB3.0 创建用户

use mydb
db.createUser( { "user" : "sa",
                 "pwd": "sa",
                 "customData" : { employeeId: 12345 },
                 "roles" : [ { role: "clusterAdmin", db: "admin" },
                             { role: "readAnyDatabase", db: "admin" },
                             "readWrite"
                             ] },
               { w: "majority" , wtimeout: 5000 } )

mongo -u sa -p sa --authenticationDatabase mydb