From ce10003747c77e8f075359fe82ca6d0a435ff90c Mon Sep 17 00:00:00 2001
From: Jonas Nick <jonasd.nick@gmail.com>
Date: Thu, 8 Jul 2021 13:10:16 +0000
Subject: [PATCH] lnd: allow curl to retry in the create-wallet script

---
 modules/lnd.nix | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/modules/lnd.nix b/modules/lnd.nix
index 89a67c8..950b3b0 100644
--- a/modules/lnd.nix
+++ b/modules/lnd.nix
@@ -198,7 +198,10 @@ in {
         RestartSec = "10s";
         ReadWritePaths = cfg.dataDir;
         ExecStartPost = let
-          curl = "${pkgs.curl}/bin/curl -s --show-error";
+          # Retrying is necessary because it can happen that the lnd socket is
+          # existing, but the RPC service isn't yet, which results in error
+          # "waiting to start, RPC services not available".
+          curl = "${pkgs.curl}/bin/curl -s --show-error --retry 10";
           restUrl = "https://${cfg.restAddress}:${toString cfg.restPort}/v1";
         in [
           (nbLib.script "lnd-create-wallet" ''