{
  "schema": {
    "bsonType": "object",
    "required": [],
    "properties": {
      "_id": {
        "description": "ID，系统自动生成"
      },
      "user_id": {
		"bsonType": "string",
		"foreignKey": "uni-id-users._id",
		"description": "用户id，参考uni-id-users表"
	  },
      "ua": {
        "bsonType": "string",
        "description": "userAgent"
      },
      "device_uuid": {
        "bsonType": "string",
        "description": "设备唯一标识"
      },
      "type": {
        "bsonType": "string",
        "enum": [
          "login",
          "logout"
        ],
        "description": "登录类型"
      },
      "state": {
        "bsonType": "int",
        "description": "结果：0 失败、1 成功"
      },
      "ip": {
        "bsonType": "string",
        "description": "ip地址"
      },
      "create_date": {
        "bsonType": "timestamp",
        "description": "创建时间",
        "forceDefaultValue": {
          "$env": "now"
        }
      }
    }
  },
  "index": [
    {
      "IndexName": "user_id",
      "MgoKeySchema": {
        "MgoIndexKeys": [
          {
            "Name": "user_id",
            "Direction": "1"
          }
        ],
        "MgoIsUnique": false
      }
    },
    {
      "IndexName": "device_uuid",
      "MgoKeySchema": {
        "MgoIndexKeys": [
          {
            "Name": "device_uuid",
            "Direction": "1"
          }
        ],
        "MgoIsUnique": false
      }
    }
  ]
}