From 8498e2925542c02a96a793153a2f09921452f816 Mon Sep 17 00:00:00 2001
From: Niko Smeds <nikosmeds@gmail.com>
Date: Thu, 25 May 2017 14:23:24 -0700
Subject: [PATCH] Reload Prometheus service instead of restarting

Reloading the Prometheus service is sufficient for configuration or alert changes. Currently restarting the service is causing Prometheus to enter `crash-recovery` mode on a regular basis.
---
 manifests/run_service.pp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/manifests/run_service.pp b/manifests/run_service.pp
index ece7efba2..451e300a4 100644
--- a/manifests/run_service.pp
+++ b/manifests/run_service.pp
@@ -12,9 +12,11 @@
 
   if $prometheus::manage_service == true {
     service { 'prometheus':
-      ensure => $prometheus::service_ensure,
-      name   => $init_selector,
-      enable => $prometheus::service_enable,
+      ensure     => $prometheus::service_ensure,
+      name       => $init_selector,
+      enable     => $prometheus::service_enable,
+      hasrestart => true,
+      restart    => '/usr/bin/pkill -HUP prometheus',
     }
   }
 }