Enable longhorn backup

tasks/longhorn.yml

@@ -14,26 +14,22 @@
         create_namespace: yes
         release_namespace: "{{ storage_longhorn.namespace }}"
         values:
-#          persistence:
+          persistence:
-#            defaultClass: true
+            defaultClass: true
 #            defaultClassReplicaCount: 3
 #            reclaimPolicy: Delete
-#            recurringJobs:
+            recurringJobSelector:
-#              enable: true
+              enable: true
-#              jobList: [
+              jobList: '[
-#                {
+                {
-#                  "name":"snap",
+                  "name":"snapshot",
-#                  "task":"snapshot",
+                  "isGroup":true,
-#                  "cron":"*/1 * * * *",
+                },
-#                  "retain":1
+                {
-#                },
+                  "name":"backup-daily",
-#                {
+                  "isGroup":true,
-#                  "name":"backup",
+                }
-#                  "task":"backup",
+              ]'
-#                  "cron":"*/2 * * * *",
-#                  "retain":1
-#                }
-#              ]
           defaultSettings:
             defaultDataPath: "/var/lib/longhorn/"
             backupTarget: "nfs://longhorn-test-nfs-svc.default:/opt/backupstore"
@@ -91,6 +87,27 @@
             value: "best-effort"
           }
 
+    - name: Install longhorn Recurring Jobs
+      kubernetes.core.k8s:
+        state: present
+        context: "{{ my_context }}"
+        apply: true
+        namespace: "{{ storage_longhorn.namespace }}"
+        resource_definition: "{{ lookup('template', 'longhorn/longhorn/longhorn_recurringjob.yml.j2') | from_yaml }}"
+      with_items:
+        - {
+            name: "snapshot",
+            cron: "1 * * * *",
+            task: "snapshot",
+            retain: 25
+          }
+        - {
+            name: "backup-daily",
+            cron: "0 1 * * *",
+            task: "backup",
+            retain: 8
+          }
+
 #    - name: Install longhorn UI Ingress
 #      kubernetes.core.k8s:
 #        state: present

templates/longhorn/longhorn_recurringjob.yml.j2

@@ -0,0 +1,15 @@
+apiVersion: longhorn.io/v1beta1
+kind: RecurringJob
+metadata:
+  name: "{{ item.name }}"
+  namespace: "{{ storage_longhorn.namespace }}"
+spec:
+  cron: "{{ item.cron }}"
+  task: "{{ item.task }}"
+  groups:
+  - default
+  retain: {{ item.retain }}
+  concurrency: 2
+#  labels:
+#    label/1: a
+#    label/2: b