41 lines
695 B
Go
41 lines
695 B
Go
package vnet
|
|
|
|
import (
|
|
"errors"
|
|
"net"
|
|
)
|
|
|
|
var errNoAddressAssigned = errors.New("no address assigned")
|
|
|
|
// See: https://play.golang.org/p/nBO9KGYEziv
|
|
|
|
// InterfaceBase ...
|
|
type InterfaceBase net.Interface
|
|
|
|
// Interface ...
|
|
type Interface struct {
|
|
InterfaceBase
|
|
addrs []net.Addr
|
|
}
|
|
|
|
// NewInterface ...
|
|
func NewInterface(ifc net.Interface) *Interface {
|
|
return &Interface{
|
|
InterfaceBase: InterfaceBase(ifc),
|
|
addrs: nil,
|
|
}
|
|
}
|
|
|
|
// AddAddr ...
|
|
func (ifc *Interface) AddAddr(addr net.Addr) {
|
|
ifc.addrs = append(ifc.addrs, addr)
|
|
}
|
|
|
|
// Addrs ...
|
|
func (ifc *Interface) Addrs() ([]net.Addr, error) {
|
|
if len(ifc.addrs) == 0 {
|
|
return nil, errNoAddressAssigned
|
|
}
|
|
return ifc.addrs, nil
|
|
}
|