Clean up variable organization (wip), better backup/node_exporter for mii, aya01, pi

Signed-off-by: TuDatTr <tuan-dat.tran@tudattr.dev>

roles/backblaze/tasks/backup.yml

@@ -1,17 +1,18 @@
 ---
 - name: Shut down docker
-  shell:
-    cmd: "docker compose down --remove-orphans"
-    chdir: "{{ docker_compose_dir }}"
+  systemd:
+    name: docker
+    state: stopped
+  become: true
 
 - name: Backing up for "{{ inventory_hostname }}"
   shell:
-    cmd: "rclone sync {{ item.1 }} secret:{{ item.1 }}"
-  when: item.0.key == inventory_hostname
-  loop: "{{ backblaze_paths | dict2items | subelements('value') }}"
+    cmd: "rclone sync {{ item }} secret:{{ item }} --transfers 16"
+  loop: "{{ host.backblaze.paths }}"
   become: true
 
 - name: Restart docker
-  shell:
-    cmd: "docker compose up -d"
-    chdir: "{{ docker_compose_dir }}"
+  systemd:
+    name: docker
+    state: started
+  become: true