From 944084c118b5f63218c5ae2f6ac1e1c6f67bf47d Mon Sep 17 00:00:00 2001
From: Christian Decker <decker.christian@gmail.com>
Date: Mon, 13 Jul 2020 17:30:51 +0200
Subject: [PATCH] retrymod: Make retry modifier slightly more verbose

I found it rather useful to trace how a payment is getting retried in the logs.
---
 plugins/libplugin-pay.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/plugins/libplugin-pay.c b/plugins/libplugin-pay.c
index 007ddf6a5..638d5b79a 100644
--- a/plugins/libplugin-pay.c
+++ b/plugins/libplugin-pay.c
@@ -1377,6 +1377,14 @@ static inline void retry_step_cb(struct retry_mod_data *rd,
 		subpayment->why =
 		    tal_fmt(subpayment, "Still have %d attempts left",
 			    rdata->retries - 1);
+		plugin_log(
+		    p->plugin, LOG_DBG,
+		    "Retrying %s/%d (%s), new partid %d. %d attempts left\n",
+		    type_to_string(tmpctx, struct sha256, p->payment_hash),
+		    p->partid,
+		    type_to_string(tmpctx, struct amount_msat, &p->amount),
+		    subpayment->partid,
+		    rdata->retries - 1);
 	}
 
 	payment_continue(p);