From e8c7be754f762ec9d0e61675b6819ec3a1800218 Mon Sep 17 00:00:00 2001
From: Olivier Bourdon <obourdon@mirantis.com>
Date: Fri, 23 Jun 2017 12:28:48 +0200
Subject: [PATCH] Add Prometheus exporters

Change-Id: I71538bc6b39edaa6a0856c8bba9de11b88cec67a
---
 metadata/service/exporters/jmx.yml     | 13 +++++++++++++
 metadata/service/exporters/libvirt.yml | 14 ++++++++++++++
 prometheus/exporters.sls               | 11 +++++++++++
 prometheus/init.sls                    |  6 +++++-
 prometheus/map.jinja                   |  5 +++++
 5 files changed, 48 insertions(+), 1 deletion(-)
 create mode 100644 metadata/service/exporters/jmx.yml
 create mode 100644 metadata/service/exporters/libvirt.yml
 create mode 100644 prometheus/exporters.sls

diff --git a/metadata/service/exporters/jmx.yml b/metadata/service/exporters/jmx.yml
new file mode 100644
index 0000000..04f3bc1
--- /dev/null
+++ b/metadata/service/exporters/jmx.yml
@@ -0,0 +1,13 @@
+applications:
+  - prometheus
+parameters:
+  _param:
+    prometheus_exporter_jmx_port: 9111
+  prometheus:
+    exporters:
+      jmx:
+        enabled: true
+        packages:
+          - jmx-exporter
+        bind:
+          port: ${_param:prometheus_exporter_jmx_port}
diff --git a/metadata/service/exporters/libvirt.yml b/metadata/service/exporters/libvirt.yml
new file mode 100644
index 0000000..9f277ea
--- /dev/null
+++ b/metadata/service/exporters/libvirt.yml
@@ -0,0 +1,14 @@
+applications:
+  - prometheus
+parameters:
+  _param:
+    prometheus_exporter_libvirt_port: 9177
+  prometheus:
+    exporters:
+      libvirt:
+        enabled: true
+        packages:
+          - libvirt-exporter
+        bind:
+          address: 0.0.0.0
+          port: ${_param:prometheus_exporter_libvirt_port}
diff --git a/prometheus/exporters.sls b/prometheus/exporters.sls
new file mode 100644
index 0000000..8baba39
--- /dev/null
+++ b/prometheus/exporters.sls
@@ -0,0 +1,11 @@
+{% from "prometheus/map.jinja" import exporters with context %}
+
+{%- for exporter, parameters in exporters.iteritems() %}
+  {%- if parameters.get('enabled', False) %}
+    {%- if parameters.get('packages', False) %}
+{{ exporter }}_exporter_packages:
+  pkg.installed:
+    - names: {{ parameters.packages }}
+    {%- endif %}
+  {%- endif %}
+{%- endfor %}
diff --git a/prometheus/init.sls b/prometheus/init.sls
index 3141a49..cd31765 100644
--- a/prometheus/init.sls
+++ b/prometheus/init.sls
@@ -1,5 +1,6 @@
 {%- if pillar.prometheus.server is defined or
-       pillar.prometheus.alertmanager is defined %}
+       pillar.prometheus.alertmanager is defined or
+       pillar.prometheus.exporters is defined %}
 include:
   {%- if pillar.prometheus.server is defined %}
   - prometheus.server
@@ -7,4 +8,7 @@ include:
   {%- if pillar.prometheus.alertmanager is defined %}
   - prometheus.alertmanager
   {%- endif %}
+  {%- if pillar.prometheus.exporters is defined %}
+  - prometheus.exporters
+  {%- endif %}
 {%- endif %}
diff --git a/prometheus/map.jinja b/prometheus/map.jinja
index 3ff6bb6..6d62276 100644
--- a/prometheus/map.jinja
+++ b/prometheus/map.jinja
@@ -7,3 +7,8 @@
   'default': {
   },
 }, merge=salt['pillar.get']('prometheus:alertmanager')) %}
+
+{% set exporters = salt['grains.filter_by']({
+  'default': {
+  },
+}, merge=salt['pillar.get']('prometheus:exporters')) %}