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"""
A distro represents a network bootable matched set of kernels
and initrd files
Copyright 2006-2008, Red Hat, Inc
Michael DeHaan <mdehaan@redhat.com>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
02110-1301 USA
"""
import utils
import collection
import item_distro as distro
from cexceptions import *
import action_litesync
from utils import _
import os.path
import glob
class Distros(collection.Collection):
def collection_type(self):
return "distro"
def factory_produce(self,config,seed_data):
"""
Return a Distro forged from seed_data
"""
return distro.Distro(config).from_datastruct(seed_data)
def remove(self,name,with_delete=True,with_sync=True,with_triggers=True,recursive=False):
"""
Remove element named 'name' from the collection
"""
name = name.lower()
# first see if any Groups use this distro
if not recursive:
for v in self.config.profiles():
if v.distro.lower() == name:
raise CX(_("removal would orphan profile: %s") % v.name)
obj = self.find(name=name)
if obj is not None:
kernel = obj.kernel
if recursive:
kids = obj.get_children()
for k in kids:
self.config.api.remove_profile(k, recursive=True)
if with_delete:
if with_triggers:
self._run_triggers(obj, "/var/lib/cobbler/triggers/delete/distro/pre/*")
if with_sync:
lite_sync = action_litesync.BootLiteSync(self.config)
lite_sync.remove_single_profile(name)
del self.listing[name]
self.config.serialize_delete(self, obj)
if with_delete:
self.log_func("deleted distro %s" % name)
if with_triggers:
self._run_triggers(obj, "/var/lib/cobbler/triggers/delete/distro/post/*")
# look through all mirrored directories and find if any directory is holding
# this particular distribution's kernel and initrd
possible_storage = glob.glob("/var/www/cobbler/ks_mirror/*")
path = None
for storage in possible_storage:
if os.path.dirname(obj.kernel).find(storage) != -1:
path = storage
continue
# if we found a mirrored path above, we can delete the mirrored storage /if/
# no other object is using the same mirrored storage.
if with_delete and path is not None and os.path.exists(path) and kernel.find("/var/www/cobbler") != -1:
# this distro was originally imported so we know we can clean up the associated
# storage as long as nothing else is also using this storage.
found = False
distros = self.api.distros()
for d in distros:
if d.kernel.find(path) != -1:
found = True
if not found:
utils.rmtree(path)
return True
raise CX(_("cannot delete object that does not exist: %s") % name)
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