def prepareAsSource(self):
self.getVolumeGroup().init_from_disk()
for pv in LinuxVolumeManager.pvlist(self.getVolumeGroup(), self.getDocument()):
pv.init_from_disk()
self.getVolumeGroup().addPhysicalVolume(pv)
for lv in LinuxVolumeManager.lvlist(self.getVolumeGroup(), self.getDocument()):
lv.init_from_disk()
self.getVolumeGroup().addLogicalVolume(lv)
if not lv.isActivated() and not self.activated:
self.activated=True
self.vg.activate()
def prepareAsSource(self):
self.getVolumeGroup().init_from_disk()
for pv in LinuxVolumeManager.pvlist(self.getVolumeGroup(),
self.getDocument()):
pv.init_from_disk()
self.getVolumeGroup().addPhysicalVolume(pv)
for lv in LinuxVolumeManager.lvlist(self.getVolumeGroup(),
self.getDocument()):
lv.init_from_disk()
self.getVolumeGroup().addLogicalVolume(lv)
if not lv.isActivated() and not self.activated:
self.activated = True
self.vg.activate()
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 _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 testVgList(self):
try:
vgs = LinuxVolumeManager.vglist()
for _vg in vgs:
print "Volume group: "
print _vg
for lv in _vg.getLogicalVolumes():
print "Logical volume: ", lv
for pv in _vg.getPhysicalVolumes():
print "Physical volume: ", pv
except RuntimeError, re:
self.assert_("Caught unexpected exception during vglist %s." % re)
def testVgList(self):
try:
vgs=LinuxVolumeManager.vglist()
for _vg in vgs:
print "Volume group: "
print _vg
for lv in _vg.getLogicalVolumes():
print "Logical volume: ", lv
for pv in _vg.getPhysicalVolumes():
print "Physical volume: ", pv
except RuntimeError, re:
self.assert_("Caught unexpected exception during vglist %s." %re)
def cleanupDest(self):
if self.disk.hasPartitionTable():
self.disk.savePartitionTable(self.__tmp.name)
self.journal(self.disk, "savePartitionTable", self.__tmp.name)
else:
self.journal(self.disk, "noPartitionTable")
# if disk already contians LVM configuration remove it
pvs=list()
from comoonics.storage.ComLVM import PhysicalVolume, LinuxVolumeManager
try:
pv=PhysicalVolume(self.disk.getAttribute("name"), self.getDocument())
pv.init_from_disk()
pvs.append(pv)
except LinuxVolumeManager.LVMCommandException:
try:
for partition in self.disk.getAllPartitions():
pv=PhysicalVolume(self.disk.getDeviceName()+self.disk.getPartitionDelim()+partition.getAttribute("name"), self.getDocument())
pv.init_from_disk()
pvs.append(pv)
except LinuxVolumeManager.LVMCommandException:
ComLog.debugTraceLog(self.logger)
if not pvs or len(pvs)==0:
self.log.debug("Could not find LVM physical volume on device %s. OK." %self.disk.getAttribute("name"))
for pv in pvs:
try:
for lv in LinuxVolumeManager.lvlist(pv.parentvg):
lv.remove()
pv.parentvg.remove()
pv.remove()
except LinuxVolumeManager.LVMCommandException:
ComLog.debugTraceLog(self.logger)
self.log.info("Could not remove LVM configuration from device %s. Will continue nevertheless." %pv.getAttribute("name"))
self.disk.createPartitions()
self.disk.restore()
