From 66d9650f4811a93a7275b564b250be45f411b4ef Mon Sep 17 00:00:00 2001
From: Clemens Fruhwirth <clemens@endorphin.org>
Date: Mon, 25 Mar 2019 14:40:12 +0100
Subject: [PATCH] Create /var/lib/bitcoind/blocks

Otherwise:
Mar 25 13:33:22 nix-bitcoin systemd[1]: Starting Bitcoin daemon...
Mar 25 13:33:22 nix-bitcoin f3ickn20fqrz5gd0zm7hgm247b9ajdl8-unit-script-bitcoind-pre-start[1883]: chmod: cannot access '/var/lib/bitcoind/blocks': No such fi>
Mar 25 13:33:22 nix-bitcoin systemd[1]: bitcoind.service: Control process exited, code=exited status=1
Mar 25 13:33:22 nix-bitcoin systemd[1]: bitcoind.service: Failed with result 'exit-code'.
---
 modules/bitcoind.nix | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/modules/bitcoind.nix b/modules/bitcoind.nix
index cd2e27f..b8d4aae 100644
--- a/modules/bitcoind.nix
+++ b/modules/bitcoind.nix
@@ -205,7 +205,11 @@ in {
       preStart = ''
         if ! test -e ${cfg.dataDir}; then
           mkdir -m 0770 -p '${cfg.dataDir}'
-          chown '${cfg.user}:${cfg.group}' '${cfg.dataDir}'
+          chown -R '${cfg.user}:${cfg.group}' '${cfg.dataDir}'
+        fi
+        if ! test -e ${cfg.dataDir}/blocks; then
+          mkdir -m 0770 -p '${cfg.dataDir}/blocks'
+          chown -R '${cfg.user}:${cfg.group}' '${cfg.dataDir}/blocks'
         fi
         cp '${cfg.configFileOption}' '${cfg.dataDir}/bitcoin.conf'
         chmod o-rw  '${cfg.dataDir}/bitcoin.conf'