def _get_storage_object(self):
self._check_self()
alias_path = None
for path in os.listdir(self.path):
if os.path.islink("%s/%s" % (self.path, path)):
alias_path = os.path.realpath("%s/%s" % (self.path, path))
break
if alias_path is None:
raise RTSLibBrokenLink("Broken LUN in configFS, no " +
"storage object attached.")
from root import RTSRoot
rtsroot = RTSRoot()
for storage_object in rtsroot.storage_objects:
if storage_object.path == alias_path:
return storage_object
raise RTSLibBrokenLink("Broken storage object link in LUN.")
def _get_tpg_lun(self):
self._check_self()
path = os.path.realpath("%s/%s" % (self.path, self._get_alias()))
for lun in self.parent_nodeacl.parent_tpg.luns:
if lun.path == path:
return lun
raise RTSLibBrokenLink("Broken MappedLUN, no TPG LUN found !")
def _get_storage_object(self):
self._check_self()
alias_path = None
for path in os.listdir(self.path):
if os.path.islink("%s/%s" % (self.path, path)):
alias_path = os.path.realpath("%s/%s" % (self.path, path))
break
if alias_path is None:
raise RTSLibBrokenLink("Broken LUN in configFS, no " +
"storage object attached.")
return tcm.StorageObject.so_from_path(alias_path)
def _get_alias(self):
self._check_self()
alias = None
for path in os.listdir(self.path):
if os.path.islink("%s/%s" % (self.path, path)):
alias = os.path.basename(path)
break
if alias is None:
raise RTSLibBrokenLink("Broken LUN in configFS, no " \
+ "storage object attached.")
else:
return alias
