def _is_record_valid(name, irecord, rec_list):
# maybe do other sanity checking here
if not rec_list:
return (True, "New hostname")
type_ = mapper.get_typestring(irecord)
# if current rec is CNAME or NS check for root name
if not name and type_ in ('CNAME', 'NS'):
return (False, "Root hostname not allowed in this zone")
# if current rec is CNAME, can't clash
if rec_list and type_ == 'CNAME':
return (False, "CNAME can't use existing hostname")
# check for existing CNAME
sub_rec_list = [
rec for rec in rec_list if mapper.get_typestring(rec) == 'CNAME'
]
if sub_rec_list:
return (False, "CNAME already exists with this hostname")
match_rec_list = [rec for rec in rec_list if rec.TYPE == irecord.TYPE]
# if matching records of same type, check TTL
if match_rec_list and match_rec_list[0].ttl != irecord.ttl:
return (False,
"TTL is different from existing entry for this hostname")
log.msg("checking for uniqueness")
# if hostname matches, check that unique attrs differ
for rec in match_rec_list:
match_attr = mapper.unique_attr_map[type_]
if getattr(rec, match_attr) == getattr(irecord, match_attr):
return (False,
"%s already exists for this host with same information" %
type_)
return (True, "OK")
def _is_record_valid(name, irecord, rec_list):
# maybe do other sanity checking here
if not rec_list:
return (True, "New hostname")
type_ = mapper.get_typestring(irecord)
# if current rec is CNAME or NS check for root name
if not name and type_ in ('CNAME', 'NS'):
return (False, "Root hostname not allowed in this zone")
# if current rec is CNAME, can't clash
if rec_list and type_ == 'CNAME':
return (False, "CNAME can't use existing hostname")
# check for existing CNAME
sub_rec_list = [rec for rec in rec_list if mapper.get_typestring(rec) == 'CNAME']
if sub_rec_list:
return (False, "CNAME already exists with this hostname")
match_rec_list = [rec for rec in rec_list if rec.TYPE == irecord.TYPE]
# if matching records of same type, check TTL
if match_rec_list and match_rec_list[0].ttl != irecord.ttl:
return (False, "TTL is different from existing entry for this hostname")
log.msg("checking for uniqueness")
# if hostname matches, check that unique attrs differ
for rec in match_rec_list:
match_attr = mapper.unique_attr_map[type_]
if getattr(rec,match_attr) == getattr(irecord,match_attr):
return (False, "%s already exists for this host with same information" % type_)
return (True, "OK")
def get_record_details(self, name, record):
details = (mapper.get_typestring(record),
name,
mapper.get_values(record)
)
log.msg("Retreived Record: %s %s %s" % details)
return details
def get_record_details(self, name, record):
details = (mapper.get_typestring(record),
name,
mapper.get_values(record)
)
log.msg("Retreived Record: %s %s %s" % details)
return details
def get_records_by_type(self, type_):
data = []
for k, v in self.records.items():
data.extend([
self.get_record_details(k, item) for item in v
if mapper.get_typestring(item) == type_
])
return data
def save(self):
if self.savefile is None: return
# needs to be list, as can have multiple As for same host/sub, e.g.
data = []
# record type encodes itself as in mapper
for name, rec_items in self.records.items():
name = _getsubdomain(name, self.domain.lower())
for irecord in rec_items:
type_ = mapper.get_typestring(irecord)
values = mapper.get_attrs(irecord)
values['type'] = type_
if values:
data.append({name: values})
# only save if data exists
if data:
f = open(self.savefile + ".tmp", "w")
json.dump(data, f)
f.close()
os.rename(self.savefile + ".tmp", self.savefile)
def save(self):
if self.savefile is None: return
# needs to be list, as can have multiple As for same host/sub, e.g.
data = []
# record type encodes itself as in mapper
for name, rec_items in self.records.items():
name = _getsubdomain(name, self.domain.lower())
for irecord in rec_items:
type_ = mapper.get_typestring(irecord)
values = mapper.get_attrs(irecord)
values['type'] = type_
if values:
data.append({name: values})
# only save if data exists
if data:
f = open(self.savefile + ".tmp", "w")
json.dump(data, f)
f.close()
os.rename(self.savefile + ".tmp", self.savefile)
def get_records_by_type(self, type_):
data = []
for k,v in self.records.items():
data.extend([self.get_record_details(k, item) for item in v if mapper.get_typestring(item)== type_])
return data
