dns.resolveSrv(hostname, callback)

版本历史

版本	变更
v18.0.0	将无效回调传给 `callback` 参数现在会抛出 `ERR_INVALID_ARG_TYPE` 而不是 `ERR_INVALID_CALLBACK`。
v0.1.27	新增于: v0.1.27

hostname <string>
callback <Function>
- err <Error>
- addresses <Object[]>

使用域名系统协议解析 hostname 的服务记录（SRV 记录）。传给 callback 函数的 addresses 参数将是具有以下属性的对象数组：

priority
weight
port
name

{
  priority: 10,
  weight: 5,
  port: 21223,
  name: 'service.example.com'
}

History

Version	Changes
v18.0.0	Passing an invalid callback to the `callback` argument now throws `ERR_INVALID_ARG_TYPE` instead of `ERR_INVALID_CALLBACK`.
v0.1.27	Added in: v0.1.27

hostname <string>
callback <Function>
- err <Error>
- addresses <Object[]>

Uses the DNS protocol to resolve service records (SRV records) for the hostname. The addresses argument passed to the callback function will be an array of objects with the following properties:

priority
weight
port
name

{
  priority: 10,
  weight: 5,
  port: 21223,
  name: 'service.example.com'
}