TUN-2755: ReconnectTunnel RPC now transmits ConnectionDigest

cmd/cloudflared/tunnel/cmd.go

@@ -984,6 +984,12 @@ func tunnelFlags(shouldHide bool) []cli.Flag {
 			EnvVars: []string{"TUNNEL_USE_RECONNECT_TOKEN"},
 			Hidden:  true,
 		}),
+		altsrc.NewBoolFlag(&cli.BoolFlag{
+			Name:    "use-quick-reconnects",
+			Usage:   "Test reestablishing connections with the new 'connection digest' flow.",
+			EnvVars: []string{"TUNNEL_USE_QUICK_RECONNECTS"},
+			Hidden:  true,
+		}),
 		altsrc.NewDurationFlag(&cli.DurationFlag{
 			Name:    "dial-edge-timeout",
 			Usage:   "Maximum wait time to set up a connection with the edge",

cmd/cloudflared/tunnel/configuration.go

@@ -276,6 +276,7 @@ func prepareTunnelConfig(
 		TransportLogger:      transportLogger,
 		UseDeclarativeTunnel: c.Bool("use-declarative-tunnels"),
 		UseReconnectToken:    c.Bool("use-reconnect-token"),
+		UseQuickReconnects:   c.Bool("use-quick-reconnects"),
 	}, nil
 }