add config to accept aggressive nomination (#642)

pkg/config/config.go

@@ -51,16 +51,17 @@ type Config struct {
 }
 
 type RTCConfig struct {
-	UDPPort           uint32           `yaml:"udp_port,omitempty"`
-	TCPPort           uint32           `yaml:"tcp_port,omitempty"`
-	ICEPortRangeStart uint32           `yaml:"port_range_start,omitempty"`
-	ICEPortRangeEnd   uint32           `yaml:"port_range_end,omitempty"`
-	NodeIP            string           `yaml:"node_ip,omitempty"`
-	STUNServers       []string         `yaml:"stun_servers,omitempty"`
-	TURNServers       []TURNServer     `yaml:"turn_servers,omitempty"`
-	UseExternalIP     bool             `yaml:"use_external_ip"`
-	UseICELite        bool             `yaml:"use_ice_lite,omitempty"`
-	Interfaces        InterfacesConfig `yaml:"interfaces"`
+	UDPPort                    uint32           `yaml:"udp_port,omitempty"`
+	TCPPort                    uint32           `yaml:"tcp_port,omitempty"`
+	ICEPortRangeStart          uint32           `yaml:"port_range_start,omitempty"`
+	ICEPortRangeEnd            uint32           `yaml:"port_range_end,omitempty"`
+	NodeIP                     string           `yaml:"node_ip,omitempty"`
+	STUNServers                []string         `yaml:"stun_servers,omitempty"`
+	TURNServers                []TURNServer     `yaml:"turn_servers,omitempty"`
+	UseExternalIP              bool             `yaml:"use_external_ip"`
+	UseICELite                 bool             `yaml:"use_ice_lite,omitempty"`
+	Interfaces                 InterfacesConfig `yaml:"interfaces"`
+	AcceptAggressiveNomination bool             `yaml:"accept_aggressive_nomination"`
 
 	// Number of packets to buffer for NACK
 	PacketBufferSize int `yaml:"packet_buffer_size,omitempty"`

pkg/rtc/config.go

@@ -189,6 +189,10 @@ func NewWebRTCConfig(conf *config.Config, externalIP string) (*WebRTCConfig, err
 		}
 	}
 
+	if rtcConf.AcceptAggressiveNomination {
+		s.SetICEAcceptAggressiveNomination(true)
+	}
+
 	if len(rtcConf.Interfaces.Includes) != 0 || len(rtcConf.Interfaces.Excludes) != 0 {
 		includes := rtcConf.Interfaces.Includes
 		excludes := rtcConf.Interfaces.Excludes