f adapt to new api

Author: TheBlueMatt

lightning/src/ln/channel.rs

@@ -382,7 +382,7 @@ const FEE_SPIKE_BUFFER_FEE_INCREASE_MULTIPLE: u64 = 2;
 /// If we fail to see a funding transaction confirmed on-chain within this many blocks after the
 /// channel creation on an inbound channel, we simply force-close and move on.
 /// This constant is the one suggested in BOLT 2.
-const FUNDING_CONF_DEADLINE_BLOCKS: u32 = 2016;
+pub(crate) const FUNDING_CONF_DEADLINE_BLOCKS: u32 = 2016;
 
 // TODO: We should refactor this to be an Inbound/OutboundChannel until initial setup handshaking
 // has been completed, and then turn into a Channel to get compiler-time enforcement of things like
@@ -4259,10 +4259,7 @@ impl<Signer: Sign> Channel<Signer> {
 			// If funding_tx_confirmed_in is unset, the channel must not be active
 			assert!(non_shutdown_state <= ChannelState::ChannelFunded as u32);
 			assert_eq!(non_shutdown_state & ChannelState::OurFundingLocked as u32, 0);
-			return Err((msgs::ErrorMessage {
-				channel_id: self.channel_id(),
-				data: format!("Funding transaction failed to confirm within {} blocks", FUNDING_CONF_DEADLINE_BLOCKS),
-			}, ClosureReason::FundingTimedOut));
+			return Err(ClosureReason::FundingTimedOut);
 		}
 
 		Ok((None, timed_out_htlcs))

lightning/src/ln/mod.rs

@@ -37,7 +37,7 @@ pub(crate) mod peer_channel_encryptor;
 #[cfg(feature = "fuzztarget")]
 pub mod channel;
 #[cfg(not(feature = "fuzztarget"))]
-mod channel;
+pub(crate) mod channel;
 
 mod onion_utils;
 pub mod wire;

lightning/src/util/events.rs

@@ -16,6 +16,7 @@
 
 use chain::keysinterface::SpendableOutputDescriptor;
 use ln::channelmanager::PaymentId;
+use ln::channel::FUNDING_CONF_DEADLINE_BLOCKS;
 use ln::msgs;
 use ln::msgs::DecodeError;
 use ln::{PaymentPreimage, PaymentHash, PaymentSecret};
@@ -131,6 +132,7 @@ impl core::fmt::Display for ClosureReason {
 			ClosureReason::HolderForceClosed => f.write_str("user manually force-closed the channel"),
 			ClosureReason::CooperativeClosure => f.write_str("the channel was cooperatively closed"),
 			ClosureReason::CommitmentTxConfirmed => f.write_str("commitment or closing transaction was confirmed on chain."),
+			ClosureReason::FundingTimedOut => write!(f, "Funding transaction failed to confirm within {} blocks", FUNDING_CONF_DEADLINE_BLOCKS),
 			ClosureReason::ProcessingError { err } => {
 				f.write_str("of an exception: ")?;
 				f.write_str(&err)