From 85eb8145fba1dbf3b9348d9142cc105ee13db33b Mon Sep 17 00:00:00 2001
From: G8XSU <3442979+G8XSU@users.noreply.github.com>
Date: Fri, 13 Sep 2024 11:30:49 -0700
Subject: [PATCH] Add logging around event processing.

Currently we don't have any visibility if BackgroundProcessor
takes considerably more of time to process events, adding logs
to help debug such issues.
---
 lightning-background-processor/src/lib.rs | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/lightning-background-processor/src/lib.rs b/lightning-background-processor/src/lib.rs
index 4a9248ca347..d9dc6518cef 100644
--- a/lightning-background-processor/src/lib.rs
+++ b/lightning-background-processor/src/lib.rs
@@ -325,9 +325,17 @@ macro_rules! define_run_body {
 		let mut have_decayed_scorer = false;
 
 		loop {
+			log_trace!($logger, "Processing ChannelManager events...");
 			$process_channel_manager_events;
+			log_trace!($logger, "Done processing ChannelManager events.");
+
+			log_trace!($logger, "Processing ChainMonitor events...");
 			$process_chain_monitor_events;
+			log_trace!($logger, "Done processing ChainMonitor events.");
+
+			log_trace!($logger, "Processing OnionMessageHandler events...");
 			$process_onion_message_handler_events;
+			log_trace!($logger, "Done processing OnionMessageHandler events.");
 
 			// Note that the PeerManager::process_events may block on ChannelManager's locks,
 			// hence it comes last here. When the ChannelManager finishes whatever it's doing,
@@ -340,7 +348,9 @@ macro_rules! define_run_body {
 			// ChannelManager, we want to minimize methods blocking on a ChannelManager
 			// generally, and as a fallback place such blocking only immediately before
 			// persistence.
+			log_trace!($logger, "Processing PeerManager events...");
 			$peer_manager.as_ref().process_events();
+			log_trace!($logger, "Done processing PeerManager events.");
 
 			// Exit the loop if the background processor was requested to stop.
 			if $loop_exit_check {