bk node and refactor

config/services/systemd/vmm/libvirt/services/app.service.j2

@@ -1,7 +1,9 @@
 [Unit]
 Description=app vm
-After=network-online.target libvirtd.service fw.service infra.service auth.service
-Wants=fw.service infra.service auth.service
+After=network-online.target libvirtd.service fw.service bk.service infra.service auth.service
+Wants=fw.service bk.service infra.service auth.service
+ConditionPathIsMountPoint={{ hardware['disk']['data']['fs']['mount_point'] }}
+RequiresMountsFor={{ hardware['disk']['data']['fs']['mount_point'] }}
 
 [Service]
 Type=oneshot

config/services/systemd/vmm/libvirt/services/bk.service.j2

@@ -0,0 +1,25 @@
+[Unit]
+Description=bk vm
+After=network-online.target libvirtd.service fw.service
+Wants=fw.service
+ConditionPathIsMountPoint={{ hardware['disk']['backup']['fs']['mount_point'] }}
+RequiresMountsFor={{ hardware['disk']['backup']['fs']['mount_point'] }}
+
+[Service]
+Type=oneshot
+RemainAfterExit=yes
+TimeoutStopSec=360
+
+ExecStart=/usr/bin/virsh -c qemu:///system start bk
+
+ExecStartPost=/bin/sleep 30
+
+ExecStop=/bin/bash -c '\
+  /usr/bin/virsh -c qemu:///system shutdown bk; \
+  while /usr/bin/virsh -c qemu:///system list --state-running --name | grep -q "bk"; do \
+    echo "Waiting for bk to shutdown..."; \
+    sleep 2; \
+  done'
+
+[Install]
+WantedBy=default.target

config/services/systemd/vmm/libvirt/services/infra.service.j2

@@ -1,7 +1,7 @@
 [Unit]
 Description=infra vm
-After=network-online.target libvirtd.service fw.service
-Wants=fw.service
+After=network-online.target libvirtd.service fw.service bk.service
+Wants=fw.service bk.service
 
 [Service]
 Type=oneshot

config/services/systemd/vmm/libvirt/xml/storages/backup-pool.xml

@@ -0,0 +1,8 @@
+<!-- Storage pool define -->
+<!-- backup-pool.xml -->
+<pool type='dir'>
+  <name>backup-pool</name>
+  <target>
+    <path>/var/lib/libvirt/disk/backup</path>
+  </target>
+</pool>

config/services/systemd/vmm/libvirt/xml/storages/data-pool.xml

@@ -3,6 +3,6 @@
 <pool type='dir'>
   <name>data-pool</name>
   <target>
-    <path>/var/lib/libvirt/data</path>
+    <path>/var/lib/libvirt/disk/data</path>
   </target>
 </pool>

config/services/systemd/vmm/libvirt/xml/vms/vms.xml.j2

@@ -70,10 +70,14 @@
             </source>
             <address type='pci' domain='{{ device['domain'] }}' bus='{{ device['bus'] }}' slot='{{ device['slot'] }}' function='{{ device['function'] }}'/>
         </hostdev>
+{% endif %}
+{% if hostvars[target_vm]['vm']['data_storage'] is defined %}
+{% set pool = hostvars[target_vm]['vm']['data_storage']['pool'] %}
+{% set disk = hostvars['vmm']['hardware']['disk'][pool]['fs'] %}
         <disk type='file' device='disk'>
             <driver name='qemu' type='raw' />
-            <source file='{{ hardware['btrfs']['mount_point'] }}/{{ target_vm }}.raw' />
-            <target dev='vdb' bus='virtio' />
+            <source file='{{ disk['mount_point'] }}/{{ hostvars[target_vm]['vm']['name'] }}.raw' />
+            <target dev='{{ hostvars[target_vm]['vm']['data_storage']['name'] }}' bus='virtio' />
         </disk>
 {% endif %}
         <tpm model='tpm-crb'>