def __add_uri_records(self,
zone_obj,
hostname,
rname_uri_map,
weight=100,
priority=0,
location=None):
assert isinstance(hostname, DNSName)
assert isinstance(priority, int)
assert isinstance(weight, int)
if location:
suffix = self.__get_location_suffix(location)
else:
suffix = self.domain_abs
for name, uri_template in rname_uri_map:
uri = uri_template.format(hostname=hostname.make_absolute())
rd = rdata.from_text(rdataclass.IN, rdatatype.URI,
'{0} {1} {2}'.format(priority, weight, uri))
r_name = name.derelativize(suffix)
rdataset = zone_obj.get_rdataset(r_name,
rdatatype.URI,
create=True)
rdataset.add(rd, ttl=self.TTL)
def __add_srv_records(
self, zone_obj, hostname, rname_port_map,
weight=100, priority=0, location=None
):
assert isinstance(hostname, DNSName)
assert isinstance(priority, int)
assert isinstance(weight, int)
if location:
suffix = self.__get_location_suffix(location)
else:
suffix = self.domain_abs
for name, port in rname_port_map:
rd = rdata.from_text(
rdataclass.IN, rdatatype.SRV,
'{0} {1} {2} {3}'.format(
priority, weight, port, hostname.make_absolute()
)
)
r_name = name.derelativize(suffix)
rdataset = zone_obj.get_rdataset(
r_name, rdatatype.SRV, create=True)
rdataset.add(rd, ttl=86400) # FIXME: use TTL from config
def __add_kerberos_txt_rec(self, zone_obj):
# FIXME: with external DNS, this should generate records for all
# realmdomains
r_name = DNSName('_kerberos') + self.domain_abs
rd = rdata.from_text(rdataclass.IN, rdatatype.TXT,
self.api_instance.env.realm)
rdataset = zone_obj.get_rdataset(r_name, rdatatype.TXT, create=True)
rdataset.add(rd, ttl=self.TTL)
def __add_kerberos_txt_rec(self, zone_obj):
# FIXME: with external DNS, this should generate records for all
# realmdomains
r_name = DNSName('_kerberos') + self.domain_abs
rd = rdata.from_text(rdataclass.IN, rdatatype.TXT,
self.api_instance.env.realm)
rdataset = zone_obj.get_rdataset(
r_name, rdatatype.TXT, create=True
)
rdataset.add(rd, ttl=86400) # FIXME: use TTL from config
def add_srv_records(qname, port_map, priority=0, weight=100):
rdlist = []
for name, port in port_map:
answerlist = []
for host in qname:
hostname = DNSName(host)
rd = rdata.from_text(
rdataclass.IN, rdatatype.SRV,
'{0} {1} {2} {3}'.format(priority, weight, port,
hostname.make_absolute()))
answerlist.append(rd)
rdlist.append(answerlist)
return rdlist
def WriteToZoneFile(zone_file, record_sets, domain):
"""Writes the given record-sets in zone file format to the given file.
Args:
zone_file: file, File into which the records should be written.
record_sets: list, ResourceRecordSets to be written out.
domain: str, The origin domain for the zone file.
"""
zone_contents = zone.Zone(name.from_text(domain))
for record_set in record_sets:
rdset = zone_contents.get_rdataset(record_set.name,
record_set.type,
create=True)
for rrdata in record_set.rrdatas:
rdset.add(rdata.from_text(rdataclass.IN,
rdatatype.from_text(record_set.type),
str(rrdata),
origin=zone_contents.origin),
ttl=record_set.ttl)
zone_contents.to_file(zone_file, relativize=False)
def WriteToZoneFile(zone_file, record_sets, domain):
"""Writes the given record-sets in zone file format to the given file.
Args:
zone_file: file, File into which the records should be written.
record_sets: list, ResourceRecordSets to be written out.
domain: str, The origin domain for the zone file.
"""
zone_contents = zone.Zone(name.from_text(domain))
for record_set in record_sets:
rdset = zone_contents.get_rdataset(record_set.name,
record_set.type,
create=True)
for rrdata in record_set.rrdatas:
rdset.add(rdata.from_text(rdataclass.IN,
rdatatype.from_text(record_set.type),
str(rrdata),
origin=zone_contents.origin),
ttl=record_set.ttl)
zone_contents.to_file(zone_file, relativize=False)
