def progress(self, progress_id):
if not hasattr(self, '_progress_objs'):
self._progress_objs = {}
try:
progress_obj = self._progress_objs[progress_id]
except KeyError:
raise BadRequest(_('Invalid progress ID'))
else:
ret = progress_obj.poll()
if ret['finished']:
del self._progress_objs[progress_id]
return ret
def change(self, role, ip, netmask, oldip=None):
'''Return a dict with all necessary values for ipchange read from the current
status of the system.'''
# ignore link local addresses (no DHCP address received)
network = ipaddress.IPv4Network(u'%s/%s' % (ip, netmask), False)
if network.is_link_local:
MODULE.error('Ignore link local address change.')
return
lo, position = univention.admin.uldap.getAdminConnection()
hmodule = univention.admin.modules.get('dns/host_record')
cmodule = univention.admin.modules.get('computers/%s' % (role,))
# check if already used
res = univention.admin.modules.lookup(hmodule, None, lo, scope='sub', filter=filter_format('aRecord=%s', (ip,)))
if res:
used_by = []
for i in res:
if 'name' in i:
used_by.append(i['name'])
raise BadRequest('The IP address is already in used by host record(s) for: %s' % ', '.join(used_by))
# do we have a forward zone for this IP address?
if oldip and oldip != ip:
fmodule = univention.admin.modules.get('dns/forward_zone')
for forwardobject in univention.admin.modules.lookup(fmodule, None, lo, scope='sub', superordinate=None, filter=filter_format('(aRecord=%s)', (oldip,))):
forwardobject.open()
forwardobject['a'].remove(oldip)
forwardobject['a'].append(ip)
forwardobject.modify()
# remove old DNS reverse entries with old IP
server = cmodule.object(None, lo, position, self.user_dn)
server.open()
current_ips = server['ip']
for e in server['dnsEntryZoneReverse']:
if e[1] in current_ips:
server['dnsEntryZoneReverse'].remove(e)
# change IP
server['ip'] = ip
MODULE.info('Change IP to %s' % (ip,))
server.modify()
# do we have a new reverse zone for this IP address?
rmodule = univention.admin.modules.get('dns/reverse_zone')
parts = network.network_address.exploded.split('.')
while parts[-1] == '0':
parts.pop()
while parts:
subnet = '.'.join(parts)
parts.pop()
filter = filter_format('(subnet=%s)', (subnet,))
reverseobject = univention.admin.modules.lookup(rmodule, None, lo, scope='sub', superordinate=None, filter=filter)
if reverseobject:
server = cmodule.object(None, lo, position, self.user_dn)
server.open()
server['dnsEntryZoneReverse'].append([reverseobject[0].dn, ip])
server.modify()
break
# Change ucs-sso entry
# FIXME: this should be done for UCS-in-AD domains as well!
ucr.load()
sso_fqdn = ucr.get('ucs/server/sso/fqdn')
if ucr.is_true('ucs/server/sso/autoregistraton', True):
fmodule = univention.admin.modules.get('dns/forward_zone')
forwardobjects = univention.admin.modules.lookup(fmodule, None, lo, scope='sub', superordinate=None, filter=None)
for forwardobject in forwardobjects:
zone = forwardobject.get('zone')
if not sso_fqdn.endswith(zone):
continue
sso_name = sso_fqdn[:-(len(zone) + 1)]
for current_ip in current_ips:
records = univention.admin.modules.lookup(hmodule, None, lo, scope='sub', superordinate=forwardobject, filter=filter_format('(&(relativeDomainName=%s)(aRecord=%s))', (sso_name, current_ip)))
for record in records:
record.open()
if oldip in record['a']:
record['a'].remove(oldip)
record['a'].append(ip)
record.modify()