def _create_snapshot(self, origin_path):
if self.snapshot_with_cache:
snap_path = self._create_cache()
else:
snap_path = self.snapshot_dev
snapshot_name = self.snapshot_name
snapshot_path = dmsetup.snapshot(origin_path, snapshot_name, snap_path)
self._final_path = snapshot_path
return snapshot_path
def create(self):
LOG.debug("VMThunder: start VM instance %s according origin_path %s" %(self.instance_name, self.origin_path))
snapshot_path, self.snapshot_link = self.snapshot.create_snapshot()
self.instance_path = dmsetup.snapshot(self.origin_path, self.snapshot_name, snapshot_path)
#change link for OpenStack
commands.unlink(self.snapshot_link)
if not os.path.exists(self.snapshot_link):
commands.link(self.instance_path, self.snapshot_link)
LOG.debug("VMThunder: success! snapshot_link = %s" % self.snapshot_link)
return self.snapshot_link
def create(self):
LOG.debug("VMThunder: start VM instance %s according origin_path %s" %(self.instance_name, self.origin_path))
snapshot_path = self.snapshot.create_snapshot()
self.instance_path = dmsetup.snapshot(self.origin_path, self.snapshot_name, snapshot_path)
LOG.debug("VMThunder: success! instance_path = %s" % self.instance_path)
return self.instance_path
def _create_snapshot(self, origin_path):
snapshot_name = self._snapshot_name()
snapshot_path = dmsetup.snapshot(origin_path, snapshot_name, self.snapshot_dev)
self.snapshot_path = snapshot_path
return snapshot_path
def _create_snapshot(self, origin_path):
cached_path = self._create_cache()
snapshot_name = self._snapshot_name()
snapshot_path = dmsetup.snapshot(origin_path, snapshot_name, cached_path)
self.snapshot_path = snapshot_path
return snapshot_path