Merge pull request #2203 from ccdle12/reject-htlc-option

htlcswitch+config+server: adding RejectHTLC flag

config.go

@@ -311,6 +311,8 @@ type config struct {
 
 	RejectPush bool `long:"rejectpush" description:"If true, lnd will not accept channel opening requests with non-zero push amounts. This should prevent accidental pushes to merchant nodes."`
 
+	RejectHTLC bool `long:"rejecthtlc" description:"If true, lnd will not forward any HTLCs that are meant as onward payments. This option will still allow lnd to send HTLCs and receive HTLCs but lnd won't be used as a hop."`
+
 	StaggerInitialReconnect bool `long:"stagger-initial-reconnect" description:"If true, will apply a randomized staggering between 0s and 30s when reconnecting to persistent peers on startup. The first 10 reconnections will be attempted instantly, regardless of the flag's value"`
 
 	MaxOutgoingCltvExpiry uint32 `long:"max-cltv-expiry" description:"The maximum number of blocks funds could be locked up for when forwarding payments."`