From 0e7d9fe8d950c41e134b793ab861b29ae9d68f7b Mon Sep 17 00:00:00 2001
From: Jiri Mencak <jmencak@redhat.com>
Date: Mon, 23 Oct 2017 13:38:09 +0200
Subject: Add support for storage classes to openshift_prometheus role.

---
 roles/openshift_prometheus/README.md                     | 2 ++
 roles/openshift_prometheus/defaults/main.yaml            | 3 +++
 roles/openshift_prometheus/tasks/install_prometheus.yaml | 3 +++
 3 files changed, 8 insertions(+)

(limited to 'roles/openshift_prometheus')

diff --git a/roles/openshift_prometheus/README.md b/roles/openshift_prometheus/README.md
index f1eca1da6..1ebeacabf 100644
--- a/roles/openshift_prometheus/README.md
+++ b/roles/openshift_prometheus/README.md
@@ -38,11 +38,13 @@ openshift_prometheus_args=['--storage.tsdb.retention=6h', '--storage.tsdb.min-bl
 Each prometheus component (prometheus, alertmanager, alertbuffer) can set pv claim by setting corresponding role variable:
 ```
 openshift_prometheus_<COMPONENT>_storage_type: <VALUE> (pvc, emptydir)
+openshift_prometheus_<COMPONENT>_storage_class: <VALUE>
 openshift_prometheus_<COMPONENT>_pvc_(name|size|access_modes|pv_selector): <VALUE>
 ```
 e.g
 ```
 openshift_prometheus_storage_type: pvc
+openshift_prometheus_storage_class: glusterfs-storage
 openshift_prometheus_alertmanager_pvc_name: alertmanager
 openshift_prometheus_alertbuffer_pvc_size: 10G
 openshift_prometheus_pvc_access_modes: [ReadWriteOnce]
diff --git a/roles/openshift_prometheus/defaults/main.yaml b/roles/openshift_prometheus/defaults/main.yaml
index df331a4bb..e30108d2c 100644
--- a/roles/openshift_prometheus/defaults/main.yaml
+++ b/roles/openshift_prometheus/defaults/main.yaml
@@ -23,6 +23,7 @@ openshift_prometheus_pvc_name: prometheus
 openshift_prometheus_pvc_size: "{{ openshift_prometheus_storage_volume_size | default('10Gi') }}"
 openshift_prometheus_pvc_access_modes: [ReadWriteOnce]
 openshift_prometheus_pvc_pv_selector: "{{ openshift_prometheus_storage_labels | default({}) }}"
+openshift_prometheus_sc_name: "{{ openshift_prometheus_storage_class | default(None) }}"
 
 # One of ['emptydir', 'pvc']
 openshift_prometheus_alertmanager_storage_type: "emptydir"
@@ -30,6 +31,7 @@ openshift_prometheus_alertmanager_pvc_name: prometheus-alertmanager
 openshift_prometheus_alertmanager_pvc_size: "{{ openshift_prometheus_alertmanager_storage_volume_size | default('10Gi') }}"
 openshift_prometheus_alertmanager_pvc_access_modes: [ReadWriteOnce]
 openshift_prometheus_alertmanager_pvc_pv_selector: "{{ openshift_prometheus_alertmanager_storage_labels | default({}) }}"
+openshift_prometheus_alertmanager_sc_name: "{{ openshift_prometheus_alertmanager_storage_class | default(None) }}"
 
 # One of ['emptydir', 'pvc']
 openshift_prometheus_alertbuffer_storage_type: "emptydir"
@@ -37,6 +39,7 @@ openshift_prometheus_alertbuffer_pvc_name: prometheus-alertbuffer
 openshift_prometheus_alertbuffer_pvc_size: "{{ openshift_prometheus_alertbuffer_storage_volume_size | default('10Gi') }}"
 openshift_prometheus_alertbuffer_pvc_access_modes: [ReadWriteOnce]
 openshift_prometheus_alertbuffer_pvc_pv_selector: "{{ openshift_prometheus_alertbuffer_storage_labels | default({}) }}"
+openshift_prometheus_alertbuffer_sc_name: "{{ openshift_prometheus_alertbuffer_storage_class | default(None) }}"
 
 # container resources
 openshift_prometheus_cpu_limit: null
diff --git a/roles/openshift_prometheus/tasks/install_prometheus.yaml b/roles/openshift_prometheus/tasks/install_prometheus.yaml
index ad15dc65f..abc5dd476 100644
--- a/roles/openshift_prometheus/tasks/install_prometheus.yaml
+++ b/roles/openshift_prometheus/tasks/install_prometheus.yaml
@@ -131,6 +131,7 @@
     access_modes: "{{ openshift_prometheus_pvc_access_modes }}"
     volume_capacity: "{{ openshift_prometheus_pvc_size }}"
     selector: "{{ openshift_prometheus_pvc_pv_selector }}"
+    storage_class_name: "{{ openshift_prometheus_sc_name }}"
   when: openshift_prometheus_storage_type == 'pvc'
 
 - name: create alertmanager pvc
@@ -140,6 +141,7 @@
     access_modes: "{{ openshift_prometheus_alertmanager_pvc_access_modes }}"
     volume_capacity: "{{ openshift_prometheus_alertmanager_pvc_size }}"
     selector: "{{ openshift_prometheus_alertmanager_pvc_pv_selector }}"
+    storage_class_name: "{{ openshift_prometheus_alertmanager_sc_name }}"
   when: openshift_prometheus_alertmanager_storage_type == 'pvc'
 
 - name: create alertbuffer pvc
@@ -149,6 +151,7 @@
     access_modes: "{{ openshift_prometheus_alertbuffer_pvc_access_modes }}"
     volume_capacity: "{{ openshift_prometheus_alertbuffer_pvc_size }}"
     selector: "{{ openshift_prometheus_alertbuffer_pvc_pv_selector }}"
+    storage_class_name: "{{ openshift_prometheus_alertbuffer_sc_name }}"
   when: openshift_prometheus_alertbuffer_storage_type == 'pvc'
 
 # prometheus configmap
-- 
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