From a63e21db94837bac46fcd5aa62b1f9be20fd28f8 Mon Sep 17 00:00:00 2001
From: nomad <sager@alaskar.dev>
Date: Tue, 3 Jun 2025 21:56:08 +0300
Subject: [PATCH] DB cronjob backup 3AM

---
 backups/postgres-backup.yaml |  55 ++++++++++++++
 backups/pv.yaml              | 140 +++++++++++++++++++++++------------
 2 files changed, 146 insertions(+), 49 deletions(-)
 create mode 100644 backups/postgres-backup.yaml

diff --git a/backups/postgres-backup.yaml b/backups/postgres-backup.yaml
new file mode 100644
index 0000000..7416f47
--- /dev/null
+++ b/backups/postgres-backup.yaml
@@ -0,0 +1,55 @@
+apiVersion: batch/v1
+kind: CronJob
+metadata:
+  name: postgres-backup
+spec:
+  schedule: "0 3 * * *"
+  jobTemplate:
+    spec:
+      ttlSecondsAfterFinished: 300
+      template:
+        spec:
+          containers:
+          - name: backup
+            image: postgres:15.2
+            command: ["/bin/bash", "/scripts/backup.sh"]
+            env:
+              - name: PGPASSWORD
+                valueFrom:
+                  secretKeyRef:
+                  name: database-secrets
+                  key: postgres-password
+            volumeMounts:
+              - name: script
+                mountPath: /scripts
+              - name: backup-volume
+                mountPath: /backups
+                subPath: arrDB-Backups
+          restartPolicy: OnFailure
+          volumes:
+            - name: script
+              configMap:
+                name: postgres-backup-script
+                defaultMode: 0755
+            - name: backup-volume
+              persistentVolumeClaim:
+                claimName: postgres-backup-pvc
+---
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: postgres-backup-script
+data:
+  backup.sh: |
+    #!/bin/bash
+    set -e
+    echo "[INFO] $(date) - Starting PostgreSQL backup"
+    BACKUP_FILE="/backups/pg_$(date +%F).sql"
+    pg_dumpall -h arr-db -p 5433 -U postgres | tee "$BACKUP_FILE"
+    echo "[INFO] $(date) - Backup written to $BACKUP_FILE"
+    echo "[INFO] $(date) - Backup size:$(sleep 5) $(du -sh "$BACKUP_FILE" | cut -f1)"
+    echo "[INFO] $(date) - Cleaning backups older than 7 days"
+    find /backups -type f -name "pg_*.sql" -mtime +7 -print -delete
+    echo "[INFO] $(date) - Cleanup done"
+
+
diff --git a/backups/pv.yaml b/backups/pv.yaml
index e072494..93768b3 100644
--- a/backups/pv.yaml
+++ b/backups/pv.yaml
@@ -1,67 +1,109 @@
+# postgres-backup-pv.yaml
 apiVersion: v1
 kind: PersistentVolume
 metadata:
-  name: nfs-ssd-configs
-  namespace: backups
+  name: postgres-backup-pv
 spec:
   capacity:
-    storage: 3Ti
-  accessModes:
-    - ReadWriteMany
-  persistentVolumeReclaimPolicy: Retain
-  csi:
-    driver: nfs.csi.k8s.io
-    volumeHandle: nfs-ssd
-    volumeAttributes:
-      server: 192.168.0.200
-      share: /SSD/media/configs
-
----
-apiVersion: v1
-kind: PersistentVolume
-metadata:
-  name: nfs-nas-git
-  namespace: backups
-spec:
-  capacity:
-    storage: 3Ti
+    storage: 7Ti
   accessModes:
     - ReadWriteMany
   mountOptions:
-    - rw
-    - sync
+    - hard
+    - nfsvers=4.1
+    - rsize=1048576
+    - wsize=1048576
     - noatime
-    - vers=4.2
+    - nodiratime
+    - tcp
+    - intr
+  nfs:
+    path: /backups
+    server: 192.168.0.100
   persistentVolumeReclaimPolicy: Retain
-  csi:
-    driver: nfs.csi.k8s.io
-    volumeHandle: nfs-nas-git
-    volumeAttributes:
-      server: 192.168.0.100
-      share: /git
-
+  volumeMode: Filesystem
 ---
 apiVersion: v1
-kind: PersistentVolume
+kind: PersistentVolumeClaim
 metadata:
-  name: nfs-nas-backups
-  namespace: backups
+  name: postgres-backup-pvc
 spec:
-  capacity:
-    storage: 3Ti
   accessModes:
     - ReadWriteMany
-  mountOptions:
-    - rw
-    - sync
-    - noatime
-    - vers=4.2
-  persistentVolumeReclaimPolicy: Retain
-  csi:
-    driver: nfs.csi.k8s.io
-    volumeHandle: nfs-nas-backups
-    volumeAttributes:
-      server: 192.168.0.100
-      share: /backups
+  resources:
+    requests:
+      storage: 7Ti
+  volumeName: postgres-backup-pv
+  storageClassName: ""
+  volumeMode: Filesystem
+
+---
 
 
+# apiVersion: v1
+# kind: PersistentVolume
+# metadata:
+#   name: nfs-ssd-configs
+#   namespace: backups
+# spec:
+#   capacity:
+#     storage: 3Ti
+#   accessModes:
+#     - ReadWriteMany
+#   persistentVolumeReclaimPolicy: Retain
+#   csi:
+#     driver: nfs.csi.k8s.io
+#     volumeHandle: nfs-ssd
+#     volumeAttributes:
+#       server: 192.168.0.200
+#       share: /SSD/media/configs
+#
+# ---
+# apiVersion: v1
+# kind: PersistentVolume
+# metadata:
+#   name: nfs-nas-git
+#   namespace: backups
+# spec:
+#   capacity:
+#     storage: 3Ti
+#   accessModes:
+#     - ReadWriteMany
+#   mountOptions:
+#     - rw
+#     - sync
+#     - noatime
+#     - vers=4.2
+#   persistentVolumeReclaimPolicy: Retain
+#   csi:
+#     driver: nfs.csi.k8s.io
+#     volumeHandle: nfs-nas-git
+#     volumeAttributes:
+#       server: 192.168.0.100
+#       share: /git
+#
+# ---
+# apiVersion: v1
+# kind: PersistentVolume
+# metadata:
+#   name: nfs-nas-backups
+#   namespace: backups
+# spec:
+#   capacity:
+#     storage: 3Ti
+#   accessModes:
+#     - ReadWriteMany
+#   mountOptions:
+#     - rw
+#     - sync
+#     - noatime
+#     - vers=4.2
+#   persistentVolumeReclaimPolicy: Retain
+#   csi:
+#     driver: nfs.csi.k8s.io
+#     volumeHandle: nfs-nas-backups
+#     volumeAttributes:
+#       server: 192.168.0.100
+#       share: /backups
+#
+