Limit infrastructure details revealed to the end user after a failed migration on KVM (#8680)

* remove details when error occurs

* Update plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/wrapper/LibvirtMigrateCommandWrapper.java

Co-authored-by: dahn <[email protected]>

---------

Co-authored-by: Gabriel <[email protected]>
Co-authored-by: dahn <[email protected]>

Author: 3 people

plugins/hypervisors/kvm/src/main/java/com/cloud/hypervisor/kvm/resource/wrapper/LibvirtMigrateCommandWrapper.java

@@ -308,7 +308,8 @@ Use VIR_DOMAIN_XML_SECURE (value = 1) prior to v1.0.0.
             logger.error(String.format("Can't migrate domain [%s] due to: [%s].", vmName, e.getMessage()), e);
             result = e.getMessage();
             if (result.startsWith("unable to connect to server") && result.endsWith("refused")) {
-                result = String.format("Migration was refused connection to destination: %s. Please check libvirt configuration compatibility and firewall rules on the source and destination hosts.", destinationUri);
+                logger.debug("Migration failed as connection to destination [{}] was refused. Please check libvirt configuration compatibility and firewall rules on the source and destination hosts.", destinationUri);
+                result = String.format("Failed to migrate domain [%s].", vmName);
             }
         } catch (final InterruptedException
             | ExecutionException