From 1655e74faf331d0f002d1d9206eb7cca51edc333 Mon Sep 17 00:00:00 2001
From: Guillem Jover <gjover@sipwise.com>
Date: Mon, 9 Apr 2018 12:53:27 +0200
Subject: [PATCH] TT#26264 Check for empty grafana.db

Grafana will consider the database to be R/O if it's an empty file, and
refuse to start. Check for this condition.

Change-Id: Iad2f1ed4fb03370432d438c4dcd3bab342ac2588
(cherry picked from commit c0639f36b6bfb1a6d3b40fe40199838e3d44865a)
---
 templates/911_service-grafana.yaml.tt2 | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/templates/911_service-grafana.yaml.tt2 b/templates/911_service-grafana.yaml.tt2
index 0f80efa..a6b7b67 100644
--- a/templates/911_service-grafana.yaml.tt2
+++ b/templates/911_service-grafana.yaml.tt2
@@ -12,6 +12,14 @@
   is_li_enabled = is_li && cluster_sets.type == 'distributed' && intercept.enable == 'yes';
 -%]
 
+file:
+
+  /var/lib/grafana/grafana.db:
+    exists: true
+    filetype: file
+    size:
+      not: 0
+
 command:
 
 [% IF grafana.enable == 'yes' && (is_mgmt || is_li_enabled) -%]