Add backup retention

- retention_days parameter is optional, it doesn't apply to incremental backups for example.
- The order we write the entries in the backup items list is preserved, so backups that take less time can be executed first.

applications/sasquatch/README.md

@@ -108,7 +108,7 @@ Rubin Observatory's telemetry service
 | app-metrics.resources | object | See `values.yaml` | Kubernetes resources requests and limits |
 | app-metrics.tolerations | list | `[]` | Tolerations for pod assignment |
 | backup.affinity | object | `{}` | Affinity rules for the backups deployment pod |
-| backup.backupItems | list | `[{"enabled":false,"name":"influxdb-enterprise"},{"enabled":false,"name":"chronograf"},{"enabled":false,"name":"kapacitor"}]` | List of items to backup, must match the names in the sasquatch backup script |
+| backup.backupItems | list | `[{"enabled":false,"name":"chronograf","retention_days":7},{"enabled":false,"name":"kapacitor","retention_days":7},{"enabled":false,"name":"influxdb-enterprise-incremental"}]` | List of items to backup, must match the names in the sasquatch backup script |
 | backup.image.pullPolicy | string | `"IfNotPresent"` | Pull policy for the backups image |
 | backup.image.repository | string | `"ghcr.io/lsst-sqre/sasquatch"` | Image to use in the backups deployment |
 | backup.image.tag | string | The appVersion of the chart | Tag of image to use |

applications/sasquatch/charts/backup/README.md

@@ -7,7 +7,7 @@ Backup Sasquatch data
 | Key | Type | Default | Description |
 |-----|------|---------|-------------|
 | affinity | object | `{}` | Affinity rules for the backups deployment pod |
-| backupItems | list | `[{"enabled":false,"name":"influxdb-enterprise"},{"enabled":false,"name":"chronograf"},{"enabled":false,"name":"kapacitor"}]` | List of items to backup, must match the names in the sasquatch backup script |
+| backupItems | list | `[{"enabled":false,"name":"chronograf","retention_days":7},{"enabled":false,"name":"kapacitor","retention_days":7},{"enabled":false,"name":"influxdb-enterprise-incremental"}]` | List of items to backup, must match the names in the sasquatch backup script |
 | image.pullPolicy | string | `"IfNotPresent"` | Pull policy for the backups image |
 | image.repository | string | `"ghcr.io/lsst-sqre/sasquatch"` | Image to use in the backups deployment |
 | image.tag | string | The appVersion of the chart | Tag of image to use |

applications/sasquatch/charts/backup/values.yaml

@@ -26,12 +26,14 @@ persistence:
 
 # -- List of items to backup, must match the names in the sasquatch backup script
 backupItems:
-  - name: "influxdb-enterprise"
-    enabled: false
   - name: "chronograf"
     enabled: false
+    retention_days: 7
   - name: "kapacitor"
     enabled: false
+    retention_days: 7
+  - name: "influxdb-enterprise-incremental"
+    enabled: false
 
 # -- Affinity rules for the backups deployment pod
 affinity: {}

applications/sasquatch/values-idfdev.yaml

@@ -170,9 +170,11 @@ backup:
     size: 500Gi
     storageClass: standard
   backupItems:
-    - name: "influxdb-enterprise"
-      enabled: true
     - name: "chronograf"
       enabled: true
+      retention_days: 3
     - name: "kapacitor"
       enabled: true
+      retention_days: 3
+    - name: "influxdb-enterprise-incremental"
+      enabled: true

applications/sasquatch/values-usdfprod.yaml

@@ -372,5 +372,5 @@ backup:
     size: 100Ti
     storageClass: wekafs--sdf-k8s01
   backupItems:
-    - name: influxdb-enterprise
+    - name: influxdb-enterprise-incremental
       enabled: true