{
  "client-id": {
    "name": "Client ID",
    "name_zh": "客户端 ID",
    "description": "MQTT client id",
    "description_zh": "MQTT 客户端 ID",
    "type": "string",
    "attribute": "required",
    "default": "${node-name}",
    "valid": {
      "length": 255
    }
  },
  "qos": {
    "name": "QoS Level",
    "name_zh": "QoS 等级",
    "description": "MQTT QoS level for message delivery",
    "description_zh": "MQTT 消息传输使用的服务质量等级",
    "type": "map",
    "attribute": "optional",
    "default": 0,
    "valid": {
      "map": [
        {
          "key": "QoS 0",
          "value": 0
        },
        {
          "key": "QoS 1",
          "value": 1
        },
        {
          "key": "QoS 2",
          "value": 2
        }
      ]
    }
  },
  "format": {
    "name": "Upload Format",
    "name_zh": "上报数据格式",
    "description": "JSON format of the data reported. In values-mode, data are split into `values` and `errors` sub objects. In tags-mode, tag data are put in a single array.",
    "description_zh": "上报数据的 JSON 格式。在 values-format 格式下，数据被分为 `values` 和 `errors` 两个子对象。在 tags-format 格式下，数据被放在一个数组中。",
    "attribute": "required",
    "type": "map",
    "default": 0,
    "valid": {
      "map": [
        {
          "key": "values-format",
          "value": 0
        },
        {
          "key": "tags-format",
          "value": 1
        }
      ]
    }
  },
  "write-req-topic": {
    "name": "Write Request Topic",
    "name_zh": "写请求主题",
    "description": "MQTT topic to receive write request messages.",
    "description_zh": "接收点位写入请求的 MQTT 主题。",
    "attribute": "required",
    "type": "string",
    "default": "/neuron/${node-name}/write/req",
    "valid": {
      "length": 255
    }
  },
  "write-resp-topic": {
    "name": "Write Response Topic",
    "name_zh": "写响应主题",
    "description": "MQTT topic to send write response messages.",
    "description_zh": "发送点位写入响应的 MQTT 主题。",
    "attribute": "required",
    "type": "string",
    "default": "/neuron/${node-name}/write/resp",
    "valid": {
      "length": 255
    }
  },
  "offline-cache": {
    "name": "Offline Data Caching",
    "name_zh": "离线缓存",
    "description": "Offline caching switch. Cache MQTT messages when offline, and sync cached messages when back online.",
    "description_zh": "离线缓存开关。连接断开时缓存 MQTT 消息，连接重建时同步缓存的 MQTT 消息到服务器。",
    "attribute": "optional",
    "type": "bool",
    "default": false,
    "valid": {}
  },
  "cache-mem-size": {
    "name": "Cache Memory Size (MB)",
    "name_zh": "缓存内存大小（MB）",
    "description": "Max in-memory cache size in megabytes when MQTT connection exception occurs. Should be smaller than cache disk size.",
    "description_zh": "当 MQTT 连接异常时，最大的内存缓存大小（单位：MB）。应该小于缓存磁盘大小。",
    "type": "int",
    "attribute": "required",
    "condition": {
      "field": "offline-cache",
      "value": true
    },
    "valid": {
      "min": 1,
      "max": 1024
    }
  },
  "cache-disk-size": {
    "name": "Cache Disk Size (MB)",
    "name_zh": "缓存磁盘大小（MB）",
    "description": "Max in-disk cache size in megabytes when MQTT connection exception occurs. Should be larger than cache memory size. If nonzero, cache memory size should also be nonzero.",
    "description_zh": "当 MQTT 连接异常时，最大的磁盘缓存大小（单位：MB）。应该大于缓存内存大小。如果不为 0，缓存内存大小也应该不为 0。",
    "type": "int",
    "attribute": "required",
    "condition": {
      "field": "offline-cache",
      "value": true
    },
    "valid": {
      "min": 1,
      "max": 10240
    }
  },
  "host": {
    "name": "Broker Host",
    "name_zh": "服务器地址",
    "description": "MQTT broker host",
    "description_zh": "MQTT 服务器地址",
    "attribute": "required",
    "type": "string",
    "default": "broker.emqx.io",
    "valid": {
      "length": 255
    }
  },
  "port": {
    "name": "Broker Port",
    "name_zh": "服务器端口",
    "description": "MQTT broker port",
    "description_zh": "MQTT 服务器端口",
    "attribute": "required",
    "type": "int",
    "default": 1883,
    "valid": {
      "min": 1024,
      "max": 65535
    }
  },
  "username": {
    "name": "Username",
    "name_zh": "用户名",
    "description": "MQTT user name",
    "description_zh": "MQTT 用户名",
    "attribute": "optional",
    "type": "string",
    "default": "",
    "valid": {
      "length": 255
    }
  },
  "password": {
    "name": "Password",
    "name_zh": "密码",
    "description": "MQTT user password",
    "description_zh": "MQTT 用户密码",
    "attribute": "optional",
    "type": "string",
    "default": "",
    "valid": {
      "length": 255
    }
  },
  "ssl": {
    "name": "SSL",
    "name_zh": "SSL",
    "description": "Enable SSL connection",
    "description_zh": "是否启用 SSL 连接",
    "attribute": "optional",
    "type": "bool",
    "default": false,
    "valid": {}
  },
  "ca": {
    "name": "CA",
    "name_zh": "CA 证书",
    "description": "CA certificate which signs the server certificate",
    "description_zh": "签发服务器证书的 CA 证书",
    "attribute": "optional",
    "type": "file",
    "condition": {
      "field": "ssl",
      "value": true
    },
    "valid": {
      "length": 81960
    }
  },
  "cert": {
    "name": "Client Cert",
    "name_zh": "客户端证书",
    "description": "Client x509 certificate when using two way authentication",
    "description_zh": "使用双向认证时，客户端的 x509 证书",
    "attribute": "optional",
    "type": "file",
    "condition": {
      "field": "ssl",
      "value": true
    },
    "valid": {
      "length": 81960
    }
  },
  "key": {
    "name": "Client Private Key",
    "name_zh": "客户端私钥",
    "description": "Client private key when using two way authentication",
    "description_zh": "使用双向认证时，客户端的私钥",
    "attribute": "optional",
    "type": "file",
    "condition": {
      "field": "ssl",
      "value": true
    },
    "valid": {
      "length": 81960
    }
  },
  "keypass": {
    "name": "Client Private Key Password",
    "name_zh": "客户端私钥密码",
    "description": "Client private key password when using two way authentication with an encrypted client private key",
    "description_zh": "使用加密的客户端私钥进行双向认证时，客户端私钥的密码",
    "attribute": "optional",
    "type": "string",
    "condition": {
      "field": "ssl",
      "value": true
    },
    "valid": {
      "length": 256
    }
  }
}