def initFromDiskParted(self):
import parted
import ComParted
phelper=ComParted.PartedHelper()
dev=parted.PedDevice.get(self.getDeviceName())
try:
disk=parted.PedDisk.new(dev)
partlist=phelper.get_primary_partitions(disk)
for part in partlist:
self.appendChild(Partition(part, self.getDocument()))
except parted.error:
HostDisk.log.debug("no partitions found")
def createPartitionsParted(self):
import parted
import ComParted
if not self.exists():
raise ComException("Device %s not found" % self.getDeviceName())
phelper=ComParted.PartedHelper()
#IDEA compare the partition configurations for update
#1. delete all aprtitions
dev=parted.PedDevice.get(self.getDeviceName())
try:
disk=parted.PedDisk.new(dev)
disk.delete_all()
except parted.error:
#FIXME use generic disk types
disk=dev.disk_new_fresh(parted.disk_type_get("msdos"))
# create new partitions
for com_part in self.getAllPartitions():
type=com_part.getPartedType()
if self.sameSize():
size=com_part.getPartedSize(dev)
else:
size=com_part.getPartedSizeOptimum(dev)
flags=com_part.getPartedFlags()
self.log.debug("creating partition: size: %i" % size )
phelper.add_partition(disk, type, size, flags)
disk.commit()
self.commit()
#dev.sync()
#dev.close()
# run partx if the device is a multipath device
self.log.debug("ComHostDisk: checking for multipath devices")
if self.isDMMultipath():
self.log.debug("Device %s is a dm_multipath device, adding partitions" %self.getDeviceName())
__cmd=CMD_KPARTX + " -d " + self.getDeviceName()
try:
__ret = ComSystem.execLocalOutput(__cmd, True, "")
self.log.debug(__ret)
__cmd=CMD_KPARTX + " -a " + self.getDeviceName()
__ret = ComSystem.execLocalOutput(__cmd, True, "")
self.log.debug(__ret)
#FIXME: crappy fix to give os some time to create devicefiles.
time.sleep(10)
except ComSystem.ExecLocalException, ele:
ComLog.debugTraceLog(self.log)
self.log.debug("Could not execute %s. Error %s" %(ele.cmd, ele))