通过mac地址计算设备厂家信息
go get -u github.com/timest/gomanuf
import (
manuf "github.com/timest/gomanuf"
"log"
)
m1 := manuf.Search("18:65:90:dc:c0:cb")
log.Print(m1) //Apple, Inc.
m2 := manuf.Search("00:ec:0a:ff:b7:27")
log.Print(m2) // Xiaomi Communications Co Ltd