func NewGossipComponent(peerIdentity []byte, endpoint string, s *grpc.Server, secAdv api.SecurityAdvisor, cryptSvc api.MessageCryptoService, secureDialOpts api.PeerSecureDialOpts, certs *common.TLSCertificates, gossipMetrics *metrics.GossipMetrics, bootPeers ...string) (gossip.Gossip, error)
NewGossipComponent creates a gossip component that attaches itself to the given gRPC server