backups lbu to a more permanent location

deploy.yml

@@ -190,6 +190,18 @@
         PASSWORD: '{{ lbu_password }}'
       when: ansible_distribution == "Alpine" and alpine_mode in ["diskless", "data"]
 
+    - name: create lbu backups directory
+      file:
+        state: directory
+        path: /mnt/backups/lbu
+
+    # todo: use less hardcoding
+    - name: make a more permanent lbu backup
+      copy:
+        src: "{{ lbu_backupdir }}/{{ ansible_hostname }}.apkovl.tar.gz.aes-256-cbc"
+        dest: "/mnt/backups/lbu/{{ ansible_hostname }}.apkovl.tar.gz.aes-256-cbc.{{ ansible_date_time.iso8601 }}"
+        remote_src: true
+
 - name: mount ro
   hosts:
     - pikvm
@@ -197,6 +209,3 @@
   post_tasks:
     - name: mount ro
       command: /usr/local/bin/ro
-
-# todo:
-# setup-apkcache to use /media/mmcblk0p2

hosts.yml

@@ -99,6 +99,12 @@ all:
           opts: "subvol=home,noatime,compress=zstd"
           passno: "0"
 
+        - src: "/dev/mapper/disk0"
+          path: "/mnt/backups"
+          fstype: "btrfs"
+          opts: "subvol=backups,noatime,compress=zstd"
+          passno: "0"
+
         - src: "/dev/mapper/disk0"
           path: "/opt"
           fstype: "btrfs"