dns.resolveSrv(hostname, callback)

• 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'
}

• 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'
}