multi: fee estimation timeout parameters

conf: fee estimation timeout in sample config

lnrpc/routerrpc/config.go

@@ -69,6 +69,7 @@ func DefaultConfig() *Config {
 			NodeWeight: routing.DefaultBimodalNodeWeight,
 			DecayTime:  routing.DefaultBimodalDecayTime,
 		},
+		FeeEstimationTimeout: routing.DefaultFeeEstimationTimeout,
 	}
 
 	return &Config{
@@ -96,5 +97,6 @@ func GetRoutingConfig(cfg *Config) *RoutingConfig {
 			NodeWeight: cfg.BimodalConfig.NodeWeight,
 			DecayTime:  cfg.BimodalConfig.DecayTime,
 		},
+		FeeEstimationTimeout: cfg.FeeEstimationTimeout,
 	}
 }

lnrpc/routerrpc/routing_config.go

@@ -41,6 +41,9 @@ type RoutingConfig struct {
 
 	// BimodalConfig defines parameters for the bimodal probability.
 	BimodalConfig *BimodalConfig `group:"bimodal" namespace:"bimodal" description:"configuration for the bimodal pathfinding probability estimator"`
+
+	// FeeEstimationTimeout is the maximum time to wait for routing fees to be estimated.
+	FeeEstimationTimeout time.Duration `long:"fee-estimation-timeout" description:"the maximum time to wait for routing fees to be estimated by payment probes"`
 }
 
 // AprioriConfig defines parameters for the apriori probability.