Utility for syncing a set of chain listeners

[rust-lightning] / lightning / src / chain / chainmonitor.rs

diff --git a/lightning/src/chain/chainmonitor.rs b/lightning/src/chain/chainmonitor.rs
index 8483f5ca829ff3e1ad5aeecb11b5c97ee1a3a347..4cb9128d92fdbd826bf92f2cd62c5a25cd401dff 100644 (file)
--- a/lightning/src/chain/chainmonitor.rs
+++ b/lightning/src/chain/chainmonitor.rs
@@ -29,7 +29,7 @@
 //! [`ChannelMonitor`]: ../channelmonitor/struct.ChannelMonitor.html
 //! [`MonitorEvent`]: ../channelmonitor/enum.MonitorEvent.html
 
-use bitcoin::blockdata::block::BlockHeader;
+use bitcoin::blockdata::block::{Block, BlockHeader};
 
 use chain;
 use chain::Filter;
@@ -140,6 +140,26 @@ where C::Target: chain::Filter,
        }
 }
 
+impl<ChannelSigner: Sign, C: Deref + Send + Sync, T: Deref + Send + Sync, F: Deref + Send + Sync, L: Deref + Send + Sync, P: Deref + Send + Sync>
+chain::Listen for ChainMonitor<ChannelSigner, C, T, F, L, P>
+where
+       ChannelSigner: Sign,
+       C::Target: chain::Filter,
+       T::Target: BroadcasterInterface,
+       F::Target: FeeEstimator,
+       L::Target: Logger,
+       P::Target: channelmonitor::Persist<ChannelSigner>,
+{
+       fn block_connected(&self, block: &Block, height: u32) {
+               let txdata: Vec<_> = block.txdata.iter().enumerate().collect();
+               ChainMonitor::block_connected(self, &block.header, &txdata, height);
+       }
+
+       fn block_disconnected(&self, header: &BlockHeader, height: u32) {
+               ChainMonitor::block_disconnected(self, header, height);
+       }
+}
+
 impl<ChannelSigner: Sign, C: Deref + Sync + Send, T: Deref + Sync + Send, F: Deref + Sync + Send, L: Deref + Sync + Send, P: Deref + Sync + Send>
 chain::Watch<ChannelSigner> for ChainMonitor<ChannelSigner, C, T, F, L, P>
 where C::Target: chain::Filter,