From 81cc4a5e5d5b25d330d683d0cd01c5d5d554d68a Mon Sep 17 00:00:00 2001
From: Martin Alfke <ma@example42.com>
Date: Sat, 23 Jun 2018 13:44:13 +0200
Subject: [PATCH] process exporter name depends on version.

fixes #212
---
 manifests/process_exporter.pp | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/manifests/process_exporter.pp b/manifests/process_exporter.pp
index 0eccb82a4..128e08eee 100644
--- a/manifests/process_exporter.pp
+++ b/manifests/process_exporter.pp
@@ -97,7 +97,14 @@
   Stdlib::Absolutepath $bin_dir                                      = $prometheus::bin_dir,
 ) inherits prometheus {
 
-  $real_download_url = pick($download_url,"${download_url_base}/download/v${version}/${package_name}-${version}.${os}-${arch}.${download_extension}")
+  # Prometheus removed a dot on the realease name at 0.2.0
+  if versioncmp ($version, '0.2.0') >= 0 {
+    $filename = "${package_name}-${version}${os}_${arch}.${download_extension}"
+  }
+  else {
+    $filename = "${package_name}-${version}.${os}-${arch}.${download_extension}"
+  }
+  $real_download_url = pick($download_url,"${download_url_base}/download/v${version}/${filename}")
   $notify_service = $restart_on_change ? {
     true    => Service['process-exporter'],
     default => undef,