virt-xml-validate
Validate libvirt XML files against a schema. tldr-pages
On Linux
Linux
Validate libvirt XML files against a schema. If a schema is not specified, the schema is determined by the root element in the XML file.
Validate an XML file against a specific schema
virt-xml-validate path/to/file.xml schemaIdentifyValidate the domain XML against the domain schema
virt-xml-validate path/to/domain.xml domainIdentify