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package util
import "net"
// GetLiveNetworkSubnets returns a slice of subnets representing what the system
// has defined as network interfaces
func GetLiveNetworkSubnets() ([]*net.IPNet, error) {
addrs, err := net.InterfaceAddrs()
if err != nil {
return nil, err
}
nets := make([]*net.IPNet, 0, len(addrs))
for _, address := range addrs {
_, n, err := net.ParseCIDR(address.String())
if err != nil {
return nil, err
}
nets = append(nets, n)
}
return nets, nil
}
// GetLiveNetworkNames returns a list of network interface names on the system
func GetLiveNetworkNames() ([]string, error) {
liveInterfaces, err := net.Interfaces()
if err != nil {
return nil, err
}
interfaceNames := make([]string, 0, len(liveInterfaces))
for _, i := range liveInterfaces {
interfaceNames = append(interfaceNames, i.Name)
}
return interfaceNames, nil
}
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