From 5cb1e3e8d8878ed3522891a79e942b26b12ee42f Mon Sep 17 00:00:00 2001
From: Michael Schmoock <michael@schmoock.net>
Date: Tue, 31 Aug 2021 11:56:14 +0200
Subject: [PATCH] autopilot: catch and return initialization errors.

---
 autopilot/autopilot.py | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/autopilot/autopilot.py b/autopilot/autopilot.py
index ce7b9c6..5acef9b 100755
--- a/autopilot/autopilot.py
+++ b/autopilot/autopilot.py
@@ -129,10 +129,14 @@ def init(configuration, options, plugin):
     plugin.min_capacity_sat = int(options['autopilot-min-channel-size-msat']) / 1000
     plugin.initialized = threading.Event()
     plugin.autopilot = None
+    plugin.initerror = None
     print('Initialized autopilot function')
 
     def initialize_autopilot():
-        plugin.autopilot = CLightning_autopilot(plugin.rpc)
+        try:
+            plugin.autopilot = CLightning_autopilot(plugin.rpc)
+        except Exception as e:
+            plugin.initerror = e
         plugin.initialized.set()
 
     # Load the autopilot in the background and have it notify
@@ -178,6 +182,9 @@ def run_once(plugin, dryrun=False):
     print("I'd like to open {} new channels with {} satoshis each".format(num_channels, channel_capacity))
 
     plugin.initialized.wait()
+    if plugin.initerror:
+        return f"Error: autopilot had initialization errors: {str(plugin.initerror)}"
+
     candidates = plugin.autopilot.find_candidates(
         num_channels,
         strategy=Strategy.DIVERSE,