From 2c2b4aa970b635c04eb8d4b53a9f6b26d33a819e Mon Sep 17 00:00:00 2001
From: Deezzir <deezzir@gmail.com>
Date: Thu, 19 Dec 2024 21:13:06 -0500
Subject: [PATCH] Do not export smart_status if object is not present

Signed-off-by: Deezzir <deezzir@gmail.com>
---
 smartctl.go | 16 ++++++++++------
 1 file changed, 10 insertions(+), 6 deletions(-)

diff --git a/smartctl.go b/smartctl.go
index eb94130..9207bd1 100644
--- a/smartctl.go
+++ b/smartctl.go
@@ -468,12 +468,16 @@ func (smart *SMARTctl) mineSCSIBytesWritten() {
 }
 
 func (smart *SMARTctl) mineSmartStatus() {
-	smart.ch <- prometheus.MustNewConstMetric(
-		metricDeviceSmartStatus,
-		prometheus.GaugeValue,
-		smart.json.Get("smart_status.passed").Float(),
-		smart.device.device,
-	)
+	passed_raw := smart.json.Get("smart_status.passed")
+
+	if passed_raw.Exists() {
+		smart.ch <- prometheus.MustNewConstMetric(
+			metricDeviceSmartStatus,
+			prometheus.GaugeValue,
+			passed_raw.Float(),
+			smart.device.device,
+		)
+	}
 }
 
 func (smart *SMARTctl) mineDeviceStatistics() {