def start_duplicate(design, meter=None):
"""
Actually perform the duplication: cloning disks if needed and defining
the new clone xml.
"""
logging.debug("Starting duplicate.")
if not meter:
meter = progress.BaseMeter()
dom = None
try:
# Replace orig VM if required
design.remove_original_vm()
# Define domain early to catch any xml errors before duping storage
dom = design.original_conn.defineXML(design.clone_xml)
if design.preserve == True:
_do_duplicate(design, meter)
except Exception, e:
logging.debug("Duplicate failed: %s" % str(e))
if dom:
dom.undefine()
raise
def _compare(self, guest, filebase, do_install, do_disk_boot=False):
filename = build_xmlfile(filebase)
guest._prepare_install(progress.BaseMeter())
try:
actualXML = guest.get_config_xml(install=do_install,
disk_boot=do_disk_boot)
tests.diff_compare(actualXML, filename)
self._testCreate(guest.conn, actualXML)
finally:
guest._cleanup_install()
def _compare(self, guest, filebase, do_install, do_disk_boot=False,
do_create=True):
filename = filebase and build_xmlfile(filebase) or None
guest._prepare_install(progress.BaseMeter())
try:
actualXML = guest.get_config_xml(install=do_install,
disk_boot=do_disk_boot)
if filename:
utils.diff_compare(actualXML, filename)
if do_create:
utils.test_create(guest.conn, actualXML)
finally:
guest._cleanup_install()
def _create_guest(self,
consolecb,
meter,
wait,
meter_label,
log_label,
disk_boot=False,
first_create=True):
"""
Actually do the XML logging, guest defining/creating, console
launching and waiting
"""
if meter == None:
meter = progress.BaseMeter()
start_xml = self.get_config_xml(install=True, disk_boot=disk_boot)
final_xml = self.get_config_xml(install=False)
logging.debug("Generated %s XML: %s" %
(log_label,
(start_xml and ("\n" + start_xml) or "None required")))
if start_xml:
meter.start(size=None, text=meter_label)
if first_create:
dom = self.conn.createLinux(start_xml, 0)
else:
dom = self.conn.defineXML(start_xml)
dom.create()
self.domain = dom
meter.end(0)
logging.debug("Started guest, looking to see if it is running")
(self.domain,
self._consolechild) = self._wait_and_connect_console(consolecb)
logging.debug("Generated boot XML: \n%s" % final_xml)
self.domain = self.conn.defineXML(final_xml)
# if we connected the console, wait for it to finish
self._waitpid_console(self._consolechild, wait)
return self.conn.lookupByName(self.name)
def setup(self, meter=None):
"""
Build storage (if required)
If storage doesn't exist (a non-existent file 'path', or 'vol_install'
was specified), we create it.
@param meter: Progress meter to report file creation on
@type meter: instanceof urlgrabber.BaseMeter
"""
if not meter:
meter = progress.BaseMeter()
if not self._storage_creator:
return
volobj = self._storage_creator.create(meter)
self._storage_creator = None
if volobj:
self._change_backend(None, volobj)