config

type Config struct {
	Redis     *redis.RedisConfig `yaml:"redis"`      // required
	ApiKey    string             `yaml:"api_key"`    // required (env LIVEKIT_API_KEY)
	ApiSecret string             `yaml:"api_secret"` // required (env LIVEKIT_API_SECRET)
	WsUrl     string             `yaml:"ws_url"`     // required (env LIVEKIT_WS_URL)

	HealthPort         int                 `yaml:"health_port"`
	PrometheusPort     int                 `yaml:"prometheus_port"`
	PProfPort          int                 `yaml:"pprof_port"`
	SIPPort            int                 `yaml:"sip_port"`        // announced SIP signaling port
	SIPPortListen      int                 `yaml:"sip_port_listen"` // SIP signaling port to listen on
	SIPHostname        string              `yaml:"sip_hostname"`
	SIPRingingInterval time.Duration       `yaml:"sip_ringing_interval"` // from 1 sec up to 60 (default '1s')
	TLS                *TLSConfig          `yaml:"tls"`
	RTPPort            rtcconfig.PortRange `yaml:"rtp_port"`
	Logging            logger.Config       `yaml:"logging"`
	ClusterID          string              `yaml:"cluster_id"` // cluster this instance belongs to
	MaxCpuUtilization  float64             `yaml:"max_cpu_utilization"`

	UseExternalIP bool   `yaml:"use_external_ip"`
	LocalNet      string `yaml:"local_net"` // local IP net to use, e.g. 192.168.0.0/24
	NAT1To1IP     string `yaml:"nat_1_to_1_ip"`
	ListenIP      string `yaml:"listen_ip"`

	// if different from signaling IP
	MediaUseExternalIP bool   `yaml:"media_use_external_ip"`
	MediaNAT1To1IP     string `yaml:"media_nat_1_to_1_ip"`

	MediaTimeout        time.Duration   `yaml:"media_timeout"`
	MediaTimeoutInitial time.Duration   `yaml:"media_timeout_initial"`
	Codecs              map[string]bool `yaml:"codecs"`

	// HideInboundPort controls how SIP endpoint responds to unverified inbound requests.
	// Setting it to true makes SIP server silently drop INVITE requests if it gets a negative Auth or Dispatch response.
	// Doing so hides our SIP endpoint from (a low effort) port scanners.
	HideInboundPort bool `yaml:"hide_inbound_port"`
	// AddRecordRoute forces SIP to add Record-Route headers to the responses.
	AddRecordRoute bool `yaml:"add_record_route"`

	// AudioDTMF forces SIP to generate audio DTMF tones in addition to digital.
	AudioDTMF              bool    `yaml:"audio_dtmf"`
	EnableJitterBuffer     bool    `yaml:"enable_jitter_buffer"`
	EnableJitterBufferProb float64 `yaml:"enable_jitter_buffer_prob"`

	// internal
	ServiceName string `yaml:"-"`
	NodeID      string // Do not provide, will be overwritten

	// Experimental, these option might go away without notice.
	Experimental struct {
		// InboundWaitACK forces SIP to wait for an ACK to 200 OK before proceeding with the call.
		InboundWaitACK bool `yaml:"inbound_wait_ack"`
	} `yaml:"experimental"`
}

type TLSCert struct {
	CertFile string `yaml:"cert_file"`
	KeyFile  string `yaml:"key_file"`
}

type TLSConfig struct {
	Port       int       `yaml:"port"`        // announced SIP signaling port
	ListenPort int       `yaml:"port_listen"` // SIP signaling port to listen on
	Certs      []TLSCert `yaml:"certs"`
	KeyLog     string    `yaml:"key_log"`
}