from cobbler.actions import litesync
from cobbler.cobbler_collections import collection
from cobbler.items import image as image
from cobbler import utils
from cobbler.cexceptions import CX
from cobbler.utils import _
[docs]class Images(collection.Collection):
"""
A image instance represents a ISO or virt image we want to track
and repeatedly install. It differs from a answer-file based installation.
"""
[docs] def collection_type(self):
return "image"
[docs] def factory_produce(self, collection_mgr, item_dict):
"""
Return a Distro forged from item_dict
"""
new_image = image.Image(collection_mgr)
new_image.from_dict(item_dict)
return new_image
[docs] def remove(self, name, with_delete=True, with_sync=True, with_triggers=True, recursive=True, logger=None):
"""
Remove element named 'name' from the collection
"""
# NOTE: with_delete isn't currently meaningful for repos
# but is left in for consistancy in the API. Unused.
name = name.lower()
# first see if any Groups use this distro
if not recursive:
for v in self.collection_mgr.systems():
if v.image is not None and v.image.lower() == name:
raise CX(_("removal would orphan system: %s") % v.name)
obj = self.find(name=name)
if obj is not None:
if recursive:
kids = obj.get_children()
for k in kids:
self.collection_mgr.api.remove_system(k, recursive=True, logger=logger)
if with_delete:
if with_triggers:
utils.run_triggers(self.collection_mgr.api, obj, "/var/lib/cobbler/triggers/delete/image/pre/*", [], logger)
if with_sync:
lite_sync = litesync.CobblerLiteSync(self.collection_mgr, logger=logger)
lite_sync.remove_single_image(name)
self.lock.acquire()
try:
del self.listing[name]
finally:
self.lock.release()
self.collection_mgr.serialize_delete(self, obj)
if with_delete:
if with_triggers:
utils.run_triggers(self.collection_mgr.api, obj, "/var/lib/cobbler/triggers/delete/image/post/*", [], logger)
utils.run_triggers(self.collection_mgr.api, obj, "/var/lib/cobbler/triggers/change/*", [], logger)
return
raise CX(_("cannot delete an object that does not exist: %s") % name)
# EOF