<feature>[kvm]: clean VmHostFileVO after VM destroy

Resolves: ZSV-11439
Related: ZSV-11310

Change-Id: I68696b7776656f78677679686370707a70616665

Author: Zhang Wenhao

conf/springConfigXml/Kvm.xml

@@ -270,6 +270,7 @@
         <zstack:plugin>
             <zstack:extension interface="org.zstack.kvm.KVMStartVmExtensionPoint" />
             <zstack:extension interface="org.zstack.header.vm.PreVmInstantiateResourceExtensionPoint" />
+            <zstack:extension interface="org.zstack.header.vm.VmReleaseResourceExtensionPoint" />
         </zstack:plugin>
     </bean>
 

plugin/kvm/src/main/java/org/zstack/kvm/efi/KvmSecureBootExtensions.java

@@ -28,6 +28,7 @@
 import org.zstack.header.vm.PreVmInstantiateResourceExtensionPoint;
 import org.zstack.header.vm.VmInstanceSpec;
 import org.zstack.header.vm.VmInstantiateResourceException;
+import org.zstack.header.vm.VmReleaseResourceExtensionPoint;
 import org.zstack.header.vm.additions.VmHostBackupFileVO;
 import org.zstack.header.vm.additions.VmHostBackupFileVO_;
 import org.zstack.header.vm.additions.VmHostFileContentFormat;
@@ -76,7 +77,8 @@
 import static org.zstack.utils.CollectionUtils.transform;
 
 public class KvmSecureBootExtensions implements KVMStartVmExtensionPoint,
-        PreVmInstantiateResourceExtensionPoint {
+        PreVmInstantiateResourceExtensionPoint,
+        VmReleaseResourceExtensionPoint {
     private static final CLogger logger = Utils.getLogger(KvmSecureBootExtensions.class);
 
     @Autowired
@@ -742,4 +744,16 @@ public void run(MessageReply reply) {
             }
         });
     }
+
+    @Override
+    public void releaseVmResource(VmInstanceSpec spec, Completion completion) {
+        String vmUuid = spec.getVmInventory().getUuid();
+        SQL.New(VmHostFileVO.class)
+                .eq(VmHostFileVO_.vmInstanceUuid, vmUuid)
+                .delete();
+        SQL.New(VmHostBackupFileVO.class)
+                .eq(VmHostBackupFileVO_.vmInstanceUuid, vmUuid)
+                .delete();
+        completion.success();
+    }
 }

test/src/test/resources/springConfigXml/Kvm.xml

@@ -269,6 +269,7 @@
         <zstack:plugin>
             <zstack:extension interface="org.zstack.kvm.KVMStartVmExtensionPoint" />
             <zstack:extension interface="org.zstack.header.vm.PreVmInstantiateResourceExtensionPoint" />
+            <zstack:extension interface="org.zstack.header.vm.VmReleaseResourceExtensionPoint" />
         </zstack:plugin>
     </bean>