From 364f63ddb1c96f7e98a1fe7bb85c3af9ab5ac2e1 Mon Sep 17 00:00:00 2001
From: Sergei Antipov <greendayonfire@gmail.com>
Date: Thu, 22 Sep 2016 16:04:09 +0700
Subject: [PATCH] Added possibility to configure extra flags

---
 defaults/main.yml                                  | 2 ++
 templates/etc/systemd/system/prometheus.service.j2 | 2 +-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/defaults/main.yml b/defaults/main.yml
index d9c5919..4586d75 100644
--- a/defaults/main.yml
+++ b/defaults/main.yml
@@ -43,3 +43,5 @@ prometheus_config_flags:
   'web.external-url': '{{ prometheus_web_external_url }}'
   'alertmanager.url': '{{ prometheus_alertmanager_url }}'
 
+prometheus_config_flags_extra: {}
+
diff --git a/templates/etc/systemd/system/prometheus.service.j2 b/templates/etc/systemd/system/prometheus.service.j2
index f28edee..9d06ad9 100644
--- a/templates/etc/systemd/system/prometheus.service.j2
+++ b/templates/etc/systemd/system/prometheus.service.j2
@@ -9,7 +9,7 @@ PIDFile={{ prometheus_pid_path }}
 User={{ prometheus_user }}
 Group={{ prometheus_group }}
 ExecReload=/bin/kill -HUP $MAINPID
-ExecStart={{ prometheus_bin_dir }}/prometheus {% for flag, flag_value in prometheus_config_flags.iteritems() %}-{{ flag }}={{ flag_value }} {% endfor %}
+ExecStart={{ prometheus_bin_dir }}/prometheus {% for flag, flag_value in prometheus_config_flags.iteritems() %}-{{ flag }}={{ flag_value }} {% endfor %}{% for flag, flag_value in prometheus_config_flags_extra.iteritems() %}-{{ flag }}={{ flag_value }} {% endfor %}
 
 SyslogIdentifier=prometheus
 Restart=always