Upgrade to latest LDK (which spawns futures with a return value)

Author: TheBlueMatt

Cargo.toml

@@ -39,17 +39,17 @@ default = []
 #lightning-liquidity = { version = "0.2.0", features = ["std"] }
 #lightning-macros = { version = "0.2.0" }
 
-lightning = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["std"] }
-lightning-types = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891" }
-lightning-invoice = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["std"] }
-lightning-net-tokio = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891" }
-lightning-persister = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["tokio"] }
-lightning-background-processor = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891" }
-lightning-rapid-gossip-sync = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891" }
-lightning-block-sync = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["rest-client", "rpc-client", "tokio"] }
-lightning-transaction-sync = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["esplora-async-https", "time", "electrum-rustls-ring"] }
-lightning-liquidity = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["std"] }
-lightning-macros = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891" }
+lightning = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["std"] }
+lightning-types = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256" }
+lightning-invoice = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["std"] }
+lightning-net-tokio = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256" }
+lightning-persister = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["tokio"] }
+lightning-background-processor = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256" }
+lightning-rapid-gossip-sync = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256" }
+lightning-block-sync = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["rest-client", "rpc-client", "tokio"] }
+lightning-transaction-sync = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["esplora-async-https", "time", "electrum-rustls-ring"] }
+lightning-liquidity = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["std"] }
+lightning-macros = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256" }
 
 bdk_chain = { version = "0.23.0", default-features = false, features = ["std"] }
 bdk_esplora = { version = "0.22.0", default-features = false, features = ["async-https-rustls", "tokio"]}
@@ -78,13 +78,13 @@ log = { version = "0.4.22", default-features = false, features = ["std"]}
 vss-client = { package = "vss-client-ng", version = "0.4" }
 prost = { version = "0.11.6", default-features = false}
 #bitcoin-payment-instructions = { version = "0.6" }
-bitcoin-payment-instructions = { git = "https://github.com/tnull/bitcoin-payment-instructions", rev = "fdca6c62f2fe2c53427d3e51e322a49aa7323ee2" }
+bitcoin-payment-instructions = { git = "https://github.com/tnull/bitcoin-payment-instructions", rev = "ce9ff5281ae9bb05526981f6f9df8f8d929c7c44" }
 
 [target.'cfg(windows)'.dependencies]
 winapi = { version = "0.3", features = ["winbase"] }
 
 [dev-dependencies]
-lightning = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "5236dba053a3f4f01cf0c32ce42b609a93738891", features = ["std", "_test_utils"] }
+lightning = { git = "https://github.com/lightningdevkit/rust-lightning", rev = "c9f022bcccb33964604159e6bdb4722020b4d256", features = ["std", "_test_utils"] }
 proptest = "1.0.0"
 regex = "1.5.6"
 criterion = { version = "0.7.0", features = ["async_tokio"] }

src/runtime.rs

@@ -233,7 +233,17 @@ impl RuntimeSpawner {
 }
 
 impl FutureSpawner for RuntimeSpawner {
-	fn spawn<T: Future<Output = ()> + Send + 'static>(&self, future: T) {
-		self.runtime.spawn_cancellable_background_task(future);
+	type E = tokio::sync::oneshot::error::RecvError;
+	type SpawnedFutureResult<O> = tokio::sync::oneshot::Receiver<O>;
+	fn spawn<O: Send + 'static, F: Future<Output = O> + Send + 'static>(
+		&self, future: F,
+	) -> Self::SpawnedFutureResult<O> {
+		let (result, output) = tokio::sync::oneshot::channel();
+		self.runtime.spawn_cancellable_background_task(async move {
+			// We don't care if the send works or not, if the receiver is dropped its not our
+			// problem.
+			let _ = result.send(future.await);
+		});
+		output
 	}
 }