package metricshelper import ma "github.com/multiformats/go-multiaddr" var transports = [...]int{ma.P_CIRCUIT, ma.P_WEBRTC, ma.P_WEBRTC_DIRECT, ma.P_WEBTRANSPORT, ma.P_QUIC, ma.P_QUIC_V1, ma.P_WSS, ma.P_WS, ma.P_TCP} func GetTransport(a ma.Multiaddr) string { for _, t := range transports { if _, err := a.ValueForProtocol(t); err == nil { return ma.ProtocolWithCode(t).Name } } return "other" } func GetIPVersion(addr ma.Multiaddr) string { version := "unknown" ma.ForEach(addr, func(c ma.Component) bool { if c.Protocol().Code == ma.P_IP4 { version = "ip4" return false } else if c.Protocol().Code == ma.P_IP6 { version = "ip6" return false } return true }) return version }