def testCreateLVMEnvironment(self):
try:
vgname = "test_vg"
lvname = "test_lv"
pvname = "/dev/sda"
print("Creating pv: %s" % pvname)
_pv = PhysicalVolume(pvname)
_pv.create()
print("Creating vg: %s" % vgname)
_vg = VolumeGroup(vgname, _pv)
_vg.create()
_vg.addPhysicalVolume(_pv)
print("Creating lv: %s" % lvname)
_lv = LogicalVolume(lvname, _vg)
_lv.create()
_vg.addLogicalVolume(_lv)
print "Volumegroup %s: %s" % (vgname, _vg)
print("Changing clustered")
_vg.clustered()
_vg.notclustered()
print("Removing lv")
_lv.remove()
print("Removing vg")
_vg.remove()
print("Removing pv")
_pv.remove()
except Exception, e:
import traceback
traceback.print_exc()
self.fail(
"Caught unexpected exception during lvm environment creation %s."
% e)
def _getLVM_physicalVolume(self, device):
from comoonics.storage.ComLVM import LogicalVolume, LinuxVolumeManager, VolumeGroup
try:
(vgname, lvname) = LogicalVolume.splitLVPath(device)
_vg = VolumeGroup(vgname)
_pv = LinuxVolumeManager.pvlist(_vg)
ComLog.getLogger(__logStrLevel__).debug(
"detected physical volume %s" % _pv)
return _pv[0].getAttribute("name")
except LogicalVolume.LVMInvalidLVPathException, e:
ComLog.errorTraceLog()
return
def updateMetaData(self, element):
ComLog.getLogger(self.__logStrLevel__).debug(
"%u logical volumes cloning all from source" %
(len(self.getVolumeGroup().getLogicalVolumes())))
#ComLog.getLogger(self.__logStrLevel__).debug("Element to copy %s" %(element))
if (len(self.getVolumeGroup().getLogicalVolumes()) == 0):
#ComLog.getLogger(self.__logStrLevel__).debug("0 logical volumes cloning all from source")
XmlTools.merge_trees_with_pk(
element,
self.getVolumeGroup().getElement(), self.document, "name",
XmlTools.ElementFilter("logicalvolume"))
self.vg = VolumeGroup(self.getVolumeGroup().getElement(),
self.getDocument())
def __init__(self, element, doc):
CopyObject.__init__(self, element, doc)
self.vg = None
vg_element = element.getElementsByTagName(VolumeGroup.TAGNAME)[0]
self.vg = VolumeGroup(vg_element, doc)
self.activated = False
