Support paying directly to Human Readable Names using bLIP 32

.gitignore

@@ -12,5 +12,6 @@ lightning/net_graph-*.bin
 lightning-rapid-gossip-sync/res/full_graph.lngossip
 lightning-custom-message/target
 lightning-transaction-sync/target
+lightning-dns-resolver/target
 no-std-check/target
 msrv-no-dev-deps-check/target

Cargo.toml

@@ -12,6 +12,7 @@ members = [
     "lightning-rapid-gossip-sync",
     "lightning-custom-message",
     "lightning-transaction-sync",
+    "lightning-dns-resolver",
     "possiblyrandom",
 ]
 

fuzz/src/onion_message.rs

@@ -9,6 +9,7 @@ use lightning::blinded_path::message::{BlindedMessagePath, MessageContext, Offer
 use lightning::blinded_path::EmptyNodeIdLookUp;
 use lightning::ln::features::InitFeatures;
 use lightning::ln::msgs::{self, DecodeError, OnionMessageHandler};
+use lightning::ln::peer_handler::IgnoringMessageHandler;
 use lightning::ln::script::ShutdownScript;
 use lightning::offers::invoice::UnsignedBolt12Invoice;
 use lightning::offers::invoice_request::UnsignedInvoiceRequest;
@@ -54,6 +55,7 @@ pub fn do_test<L: Logger>(data: &[u8], logger: &L) {
 			&message_router,
 			&offers_msg_handler,
 			&async_payments_msg_handler,
+			IgnoringMessageHandler {}, // TODO: Move to ChannelManager once it supports DNSSEC.
 			&custom_msg_handler,
 		);
 

lightning-background-processor/src/lib.rs

@@ -648,7 +648,7 @@ use futures_util::{dummy_waker, OptionalSelector, Selector, SelectorOutput};
 /// # type NetworkGraph = lightning::routing::gossip::NetworkGraph<Arc<Logger>>;
 /// # type P2PGossipSync<UL> = lightning::routing::gossip::P2PGossipSync<Arc<NetworkGraph>, Arc<UL>, Arc<Logger>>;
 /// # type ChannelManager<B, F, FE> = lightning::ln::channelmanager::SimpleArcChannelManager<ChainMonitor<B, F, FE>, B, FE, Logger>;
-/// # type OnionMessenger<B, F, FE> = lightning::onion_message::messenger::OnionMessenger<Arc<lightning::sign::KeysManager>, Arc<lightning::sign::KeysManager>, Arc<Logger>, Arc<ChannelManager<B, F, FE>>, Arc<lightning::onion_message::messenger::DefaultMessageRouter<Arc<NetworkGraph>, Arc<Logger>, Arc<lightning::sign::KeysManager>>>, Arc<ChannelManager<B, F, FE>>, lightning::ln::peer_handler::IgnoringMessageHandler, lightning::ln::peer_handler::IgnoringMessageHandler>;
+/// # type OnionMessenger<B, F, FE> = lightning::onion_message::messenger::OnionMessenger<Arc<lightning::sign::KeysManager>, Arc<lightning::sign::KeysManager>, Arc<Logger>, Arc<ChannelManager<B, F, FE>>, Arc<lightning::onion_message::messenger::DefaultMessageRouter<Arc<NetworkGraph>, Arc<Logger>, Arc<lightning::sign::KeysManager>>>, Arc<ChannelManager<B, F, FE>>, lightning::ln::peer_handler::IgnoringMessageHandler, lightning::ln::peer_handler::IgnoringMessageHandler, lightning::ln::peer_handler::IgnoringMessageHandler>;
 /// # type Scorer = RwLock<lightning::routing::scoring::ProbabilisticScorer<Arc<NetworkGraph>, Arc<Logger>>>;
 /// # type PeerManager<B, F, FE, UL> = lightning::ln::peer_handler::SimpleArcPeerManager<SocketDescriptor, ChainMonitor<B, F, FE>, B, FE, Arc<UL>, Logger>;
 /// #
@@ -1186,6 +1186,7 @@ mod tests {
 		IgnoringMessageHandler,
 		Arc<ChannelManager>,
 		IgnoringMessageHandler,
+		IgnoringMessageHandler,
 	>;
 
 	struct Node {
@@ -1587,6 +1588,7 @@ mod tests {
 				IgnoringMessageHandler {},
 				manager.clone(),
 				IgnoringMessageHandler {},
+				IgnoringMessageHandler {},
 			));
 			let wallet = Arc::new(TestWallet {});
 			let sweeper = Arc::new(OutputSweeper::new(

lightning-dns-resolver/Cargo.toml

@@ -0,0 +1,14 @@
+[package]
+name = "lightning-resolver"
+version = "0.1.0"
+edition = "2021"
+
+[dependencies]
+lightning = { version = "0.0.124-rc1", path = "../lightning", default-features = false }
+dnssec-prover = { version = "0.6", default-features = false, features = [ "std", "tokio" ] }
+tokio = { version = "1.0", default-features = false, features = ["rt"] }
+
+[dev-dependencies]
+bitcoin = { version = "0.32" }
+tokio = { version = "1.0", default-features = false, features = ["macros", "time"] }
+lightning = { version = "0.0.124-rc1", path = "../lightning", features = ["dnssec", "_test_utils"] }