def get_disk_names(self):
""" Returns a list of physical target disk names (e.g., 'sdb') which
will be created. """
if self._disk_names:
return self._disk_names
#get partition info from ks handler
parts = self._get_parts()
for i in range(len(parts)):
if parts[i].disk:
disk_name = parts[i].disk
else:
raise CreatorError("Failed to create disks, no --ondisk "
"specified in partition line of ks file")
if parts[i].mountpoint and not parts[i].fstype:
raise CreatorError("Failed to create disks, no --fstype "
"specified for partition with mountpoint "
"'%s' in the ks file")
self._disk_names.append(disk_name)
return self._disk_names
def __ensure_builddir(self):
if not self.__builddir is None:
return
try:
self.workdir = os.path.join(self.tmpdir, "build")
if not os.path.exists(self.workdir):
os.makedirs(self.workdir)
self.__builddir = tempfile.mkdtemp(dir=self.workdir,
prefix="imgcreate-")
except OSError, (err, msg):
raise CreatorError("Failed create build directory in %s: %s" %
(self.tmpdir, msg))
def _get_parts(self):
if not self.ks:
raise CreatorError("Failed to get partition info, "
"please check your kickstart setting.")
# Set a default partition if no partition is given out
if not self.ks.partitions:
partstr = "part / --size 1900 --ondisk sda --fstype=ext3"
args = partstr.split()
part = self.ks.parse(args[1:])
if part not in self.ks.partitions:
self.ks.partitions.append(part)
# partitions list from kickstart file
return self.ks.partitions