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Support providing a binding interface

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This commit is contained in:
Armon Dadgar 2014-02-24 11:41:03 -08:00
parent 17be83de46
commit dab97f2090
1 changed files with 7 additions and 2 deletions
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9
server.go
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@ -29,6 +29,11 @@ var (
type Config struct { type Config struct {
// Zone must be provided to support responding to queries // Zone must be provided to support responding to queries
Zone Zone Zone Zone
// Iface if provided binds the multicast listener to the given
// interface. If not provided, the system default multicase interface
// is used.
Iface *net.Interface
} }
// mDNS server is used to listen for mDNS queries and respond if we // mDNS server is used to listen for mDNS queries and respond if we
@ -47,11 +52,11 @@ type Server struct {
// NewServer is used to create a new mDNS server from a config // NewServer is used to create a new mDNS server from a config
func NewServer(config *Config) (*Server, error) { func NewServer(config *Config) (*Server, error) {
// Create the listeners // Create the listeners
ipv4List, err := net.ListenMulticastUDP("udp4", nil, ipv4Addr) ipv4List, err := net.ListenMulticastUDP("udp4", config.Iface, ipv4Addr)
if err != nil { if err != nil {
log.Printf("[ERR] mdns: Failed to start IPv4 listener: %v", err) log.Printf("[ERR] mdns: Failed to start IPv4 listener: %v", err)
} }
ipv6List, err := net.ListenMulticastUDP("udp6", nil, ipv6Addr) ipv6List, err := net.ListenMulticastUDP("udp6", config.Iface, ipv6Addr)
if err != nil { if err != nil {
log.Printf("[ERR] mdns: Failed to start IPv6 listener: %v", err) log.Printf("[ERR] mdns: Failed to start IPv6 listener: %v", err)
} }