disable quic

nodebuilder/p2p/addrs.go

@@ -2,6 +2,7 @@ package p2p
 
 import (
 	"fmt"
+	"slices"
 
 	p2pconfig "github.com/libp2p/go-libp2p/config"
 	hst "github.com/libp2p/go-libp2p/core/host"
@@ -11,12 +12,22 @@ import (
 // Listen returns invoke function that starts listening for inbound connections with libp2p.Host.
 func Listen(cfg *Config) func(h hst.Host) (err error) {
 	return func(h hst.Host) (err error) {
-		maListen := make([]ma.Multiaddr, len(cfg.ListenAddresses))
-		for i, addr := range cfg.ListenAddresses {
-			maListen[i], err = ma.NewMultiaddr(addr)
+		maListen := make([]ma.Multiaddr, 0, len(cfg.ListenAddresses))
+		for _, addr := range cfg.ListenAddresses {
+			maddr, err := ma.NewMultiaddr(addr)
 			if err != nil {
 				return fmt.Errorf("failure to parse config.P2P.ListenAddresses: %w", err)
 			}
+			if !enableQUIC {
+				// TODO(@walldiss): Remove this check when QUIC is stable
+				if slices.ContainsFunc(maddr.Protocols(), func(p ma.Protocol) bool {
+					return p.Code == ma.P_QUIC_V1 || p.Code == ma.P_WEBTRANSPORT
+				}) {
+					continue
+				}
+			}
+
+			maListen = append(maListen, maddr)
 		}
 		return h.Network().Listen(maListen...)
 	}

nodebuilder/p2p/host.go

@@ -3,6 +3,7 @@ package p2p
 import (
 	"context"
 	"fmt"
+	"os"
 	"strings"
 
 	"github.com/libp2p/go-libp2p"
@@ -27,6 +28,8 @@ import (
 	"github.com/celestiaorg/celestia-node/nodebuilder/node"
 )
 
+var enableQUIC = os.Getenv("CELESTIA_ENABLE_QUIC") == "1"
+
 // routedHost constructs a wrapped Host that may fallback to address discovery,
 // if any top-level operation on the Host is provided with PeerID(Hash(PbK)) only.
 func routedHost(base HostBase, r routing.PeerRouting) hst.Host {
@@ -80,6 +83,19 @@ func host(params hostParams) (HostBase, error) {
 		params.Cfg.Upgrade()
 	}
 
+	transports := []libp2p.Option{
+		libp2p.Transport(tcp.NewTCPTransport),
+		libp2p.Transport(libp2pwebrtc.New),
+		wsTransport(tlsCfg),
+	}
+
+	// disable quic and webtransport client support until it is stable
+	if enableQUIC {
+		transports = append(transports,
+			libp2p.Transport(quic.NewTransport),
+			libp2p.Transport(webtransport.New))
+	}
+
 	opts := []libp2p.Option{
 		libp2p.NoListenAddrs, // do not listen automatically
 		libp2p.AddrsFactory(params.AddrF),
@@ -92,13 +108,7 @@ func host(params hostParams) (HostBase, error) {
 		libp2p.DisableRelay(),
 		libp2p.BandwidthReporter(params.Bandwidth),
 		libp2p.ResourceManager(params.ResourceManager),
-		libp2p.ChainOptions(
-			libp2p.Transport(tcp.NewTCPTransport),
-			libp2p.Transport(quic.NewTransport),
-			libp2p.Transport(webtransport.New),
-			libp2p.Transport(libp2pwebrtc.New),
-			wsTransport(tlsCfg),
-		),
+		libp2p.ChainOptions(transports...),
 		// to clearly define what defaults we rely upon
 		libp2p.DefaultSecurity,
 		libp2p.DefaultMuxers,