vMConUtils.py 文件源码

def delInstanceCdrom(self,instance,cdrom):
        '''????'''
        raw_xml = instance.XMLDesc(0) 
        root = ElementTree.fromstring(raw_xml) 
        for dk in root.findall('./devices'):
            devs = dk.getchildren()
            for dev in devs:
                if dev.tag == 'disk'and dev.get('device')=='cdrom':
                    for iter in dev:
                        if iter.tag == 'target' and iter.get('dev') == cdrom:
                            devs.remove(dev)
        diskXml = ElementTree.tostring(root)      
        try:
            return self.defineXML(diskXml)
        except libvirt.libvirtError,e:
            return '??????????????{result}'.format(result=e.get_error_message())