From 9dc91f2c9c457bdfbc8059d7c03c76a227022917 Mon Sep 17 00:00:00 2001
From: ThomasV <thomasv@electrum.org>
Date: Wed, 30 May 2018 13:52:01 +0200
Subject: [PATCH] lnworker: generate and save private key

---
 lib/lnworker.py | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/lnworker.py b/lib/lnworker.py
index 5effd5307..4592fa203 100644
--- a/lib/lnworker.py
+++ b/lib/lnworker.py
@@ -91,7 +91,12 @@ class LNWorker(PrintError):
     def __init__(self, wallet, network):
         self.wallet = wallet
         self.network = network
-        self.privkey = sha256(b"0123456789")
+        pk = wallet.storage.get('lightning_privkey')
+        if pk is None:
+            pk = bh2u(os.urandom(32))
+            wallet.storage.put('lightning_privkey', pk)
+            wallet.storage.write()
+        self.privkey = bfh(pk)
         self.config = network.config
         self.peers = {}
         # view of the network