From 36bc010ee33a078a80cff69007075cd01f766418 Mon Sep 17 00:00:00 2001
From: Nat Lasseter <nat.lasseter@york.ac.uk>
Date: Thu, 11 Feb 2021 17:40:10 +0000
Subject: Added prometheus_data_size raider

---
 prometheus_data_size.rb | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 prometheus_data_size.rb

diff --git a/prometheus_data_size.rb b/prometheus_data_size.rb
new file mode 100644
index 0000000..4b361b6
--- /dev/null
+++ b/prometheus_data_size.rb
@@ -0,0 +1,19 @@
+class PrometheusDataSize
+  def initialize(collector, config)
+    @collector = collector
+    @path = "/mnt/lustre/groups/prometheus/data"
+  end
+
+  def raid
+    bytes = `du -sb #{@path}`.split[0].to_i
+
+    @collector.redact!("prometheus_data_size")
+    @collector.report!(
+      "prometheus_data_size",
+      bytes,
+      help: "Size of the prometheus data directory in bytes",
+      type: "gauge",
+      labels: { path: @path }
+    )
+  end
+end
-- 
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