Avoid retrying over recently failed channels

[rust-lightning] / lightning-persister / src / lib.rs

diff --git a/lightning-persister/src/lib.rs b/lightning-persister/src/lib.rs
index 558f4b8fe3cee9d56b75b2230f203ccca6608e9c..ef914700a16302c0e5dacad1414d3e0e8c1eb03c 100644 (file)
--- a/lightning-persister/src/lib.rs
+++ b/lightning-persister/src/lib.rs
@@ -3,6 +3,8 @@
 #![deny(broken_intra_doc_links)]
 #![deny(missing_docs)]
 
+#![cfg_attr(docsrs, feature(doc_auto_cfg))]
+
 #![cfg_attr(all(test, feature = "_bench_unstable"), feature(test))]
 #[cfg(all(test, feature = "_bench_unstable"))] extern crate test;
 
@@ -122,6 +124,12 @@ impl FilesystemPersister {
                                        "Invalid ChannelMonitor file name",
                                ));
                        }
+                       if filename.unwrap().ends_with(".tmp") {
+                               // If we were in the middle of committing an new update and crashed, it should be
+                               // safe to ignore the update - we should never have returned to the caller and
+                               // irrevocably committed to the new state in any way.
+                               continue;
+                       }
 
                        let txid = Txid::from_hex(filename.unwrap().split_at(64).0);
                        if txid.is_err() {