def test_spf(self):
"""
L{DNSServerFactory} can serve I{SPF} resource records.
"""
return self.namesTest(
self.resolver.lookupSenderPolicy('test-domain.com'),
[dns.Record_SPF('v=spf1 mx/30 mx:example.org/30 -all', ttl=19283784),
dns.Record_SPF('v=spf1 +mx a:\0colo', '.example.com/28 -all not valid', ttl=19283784)]
)
def test_spf(self):
"""
The repr of a L{dns.Record_SPF} instance includes the data and ttl
fields of the record, since it is structurally
similar to L{dns.Record_TXT}.
"""
self.assertEqual(repr(dns.Record_SPF("foo", "bar", ttl=15)),
"<SPF data=['foo', 'bar'] ttl=15>")
def test_spf(self):
"""
L{dns.Record_SPF} records are structurally similar to L{dns.Record_TXT}
records, so they are equal if and only if they have the same data and ttl.
"""
# Vary the length of the data
self._equalityTest(dns.Record_SPF('foo', 'bar', ttl=10),
dns.Record_SPF('foo', 'bar', ttl=10),
dns.Record_SPF('foo', 'bar', 'baz', ttl=10))
# Vary the value of the data
self._equalityTest(dns.Record_SPF('foo', 'bar', ttl=10),
dns.Record_SPF('foo', 'bar', ttl=10),
dns.Record_SPF('bar', 'foo', ttl=10))
# Vary the ttl
self._equalityTest(dns.Record_SPF('foo', 'bar', ttl=10),
dns.Record_SPF('foo', 'bar', ttl=10),
dns.Record_SPF('foo', 'bar', ttl=100))
rname='postmaster.test-domain.com',
serial=130,
refresh=12345,
minimum=1,
expire=999999,
retry=100,
)
test_domain_com = NoFileAuthority(
soa=('test-domain.com', soa_record),
records={
'test-domain.com': [
soa_record,
dns.Record_A('127.0.0.1'),
dns.Record_NS('39.28.189.39'),
dns.Record_SPF('v=spf1 mx/30 mx:example.org/30 -all'),
dns.Record_SPF('v=spf1 +mx a:\0colo',
'.example.com/28 -all not valid'),
dns.Record_MX(10, 'host.test-domain.com'),
dns.Record_HINFO(os='Linux', cpu='A Fast One, Dontcha know'),
dns.Record_CNAME('canonical.name.com'),
dns.Record_MB('mailbox.test-domain.com'),
dns.Record_MG('mail.group.someplace'),
dns.Record_TXT('A First piece of Text', 'a SecoNd piece'),
dns.Record_A6(0, 'ABCD::4321', ''),
dns.Record_A6(12, '0:0069::0', 'some.network.tld'),
dns.Record_A6(8, '0:5634:1294:AFCB:56AC:48EF:34C3:01FF',
'tra.la.la.net'),
dns.Record_TXT('Some more text, haha! Yes. \0 Still here?'),
dns.Record_MR('mail.redirect.or.whatever'),
dns.Record_MINFO(rmailbx='r mail box', emailbx='e mail box'),
rname=b"postmaster.test-domain.com",
serial=130,
refresh=12345,
minimum=1,
expire=999999,
retry=100,
)
test_domain_com = NoFileAuthority(
soa=(b"test-domain.com", soa_record),
records={
b"test-domain.com": [
soa_record,
dns.Record_A(b"127.0.0.1"),
dns.Record_NS(b"39.28.189.39"),
dns.Record_SPF(b"v=spf1 mx/30 mx:example.org/30 -all"),
dns.Record_SPF(b"v=spf1 +mx a:\0colo",
b".example.com/28 -all not valid"),
dns.Record_MX(10, "host.test-domain.com"),
dns.Record_HINFO(os=b"Linux", cpu=b"A Fast One, Dontcha know"),
dns.Record_CNAME(b"canonical.name.com"),
dns.Record_MB(b"mailbox.test-domain.com"),
dns.Record_MG(b"mail.group.someplace"),
dns.Record_TXT(b"A First piece of Text", b"a SecoNd piece"),
dns.Record_A6(0, b"ABCD::4321", b""),
dns.Record_A6(12, b"0:0069::0", b"some.network.tld"),
dns.Record_A6(8, b"0:5634:1294:AFCB:56AC:48EF:34C3:01FF",
b"tra.la.la.net"),
dns.Record_TXT(b"Some more text, haha! Yes. \0 Still here?"),
dns.Record_MR(b"mail.redirect.or.whatever"),
dns.Record_MINFO(rmailbx=b"r mail box", emailbx=b"e mail box"),
def __build_answer(self,
query,
db_zone,
db_record,
is_conditional_response=False):
record = None
# Calculate the query type (in case it's a request for A but a CNAME is returned).
query_type = REV_TYPES[db_record.type]
if query_type == dns.A:
record = dns.Record_A(address=db_record.property(
'address', conditional=is_conditional_response),
ttl=db_record.ttl)
elif query_type == dns.AAAA:
record = dns.Record_AAAA(address=db_record.property(
'address', conditional=is_conditional_response),
ttl=db_record.ttl)
elif query_type == dns.AFSDB:
record = dns.Record_AFSDB(subtype=int(
db_record.property('subtype',
conditional=is_conditional_response)),
hostname=db_record.property(
'hostname',
conditional=is_conditional_response))
elif query_type == dns.CNAME:
record = dns.Record_CNAME(name=db_record.property(
'name', conditional=is_conditional_response),
ttl=db_record.ttl)
elif query_type == dns.DNAME:
record = dns.Record_DNAME(name=db_record.property(
'name', conditional=is_conditional_response),
ttl=db_record.ttl)
elif query_type == dns.HINFO:
record = dns.Record_HINFO(
cpu=db_record.property(
'cpu', conditional=is_conditional_response).encode(),
os=db_record.property(
'os', conditional=is_conditional_response).encode())
elif query_type == dns.MX:
record = dns.Record_MX(preference=int(
db_record.property('preference',
conditional=is_conditional_response)),
name=db_record.property(
'name',
conditional=is_conditional_response))
elif query_type == dns.NAPTR:
record = dns.Record_NAPTR(
order=int(
db_record.property('order',
conditional=is_conditional_response)),
preference=int(
db_record.property('preference',
conditional=is_conditional_response)),
flags=db_record.property(
'flags', conditional=is_conditional_response).encode(),
service=db_record.property(
'service', conditional=is_conditional_response).encode(),
regexp=db_record.property(
'regexp', conditional=is_conditional_response).encode(),
replacement=db_record.property(
'replacement', conditional=is_conditional_response))
elif query_type == dns.NS:
record = dns.Record_NS(name=db_record.property(
'name', conditional=is_conditional_response),
ttl=db_record.ttl)
elif query_type == dns.PTR:
record = dns.Record_PTR(name=db_record.property(
'name', conditional=is_conditional_response),
ttl=db_record.ttl)
elif query_type == dns.RP:
record = dns.Record_RP(
mbox=db_record.property('mbox',
conditional=is_conditional_response),
txt=db_record.property('txt',
conditional=is_conditional_response))
elif query_type == dns.SOA:
record = dns.Record_SOA(
mname=db_record.property('mname',
conditional=is_conditional_response),
rname=db_record.property('rname',
conditional=is_conditional_response),
serial=int(
db_record.property('serial',
conditional=is_conditional_response)),
refresh=int(
db_record.property('refresh',
conditional=is_conditional_response)),
retry=int(
db_record.property('retry',
conditional=is_conditional_response)),
expire=int(
db_record.property('expire',
conditional=is_conditional_response)),
minimum=int(
db_record.property('minimum',
conditional=is_conditional_response)))
elif query_type == dns.SPF:
record = dns.Record_SPF(
db_record.property(
'data', conditional=is_conditional_response).encode())
elif query_type == dns.SRV:
record = dns.Record_SRV(
priority=int(
db_record.property('priority',
conditional=is_conditional_response)),
port=int(
db_record.property('port',
conditional=is_conditional_response)),
weight=int(
db_record.property('weight',
conditional=is_conditional_response)),
target=db_record.property('target',
conditional=is_conditional_response))
elif query_type == dns.SSHFP:
record = dns.Record_SSHFP(
algorithm=int(
db_record.property('algorithm',
conditional=is_conditional_response)),
fingerprintType=int(
db_record.property('fingerprint_type',
conditional=is_conditional_response)),
fingerprint=db_record.property(
'fingerprint',
conditional=is_conditional_response).encode())
elif query_type == dns.TSIG:
record = dns.Record_TSIG(
algorithm=db_record.property(
'algorithm', conditional=is_conditional_response).encode(),
timeSigned=int(
db_record.property('timesigned',
conditional=is_conditional_response)),
fudge=int(
db_record.property('fudge',
conditional=is_conditional_response)),
originalID=int(
db_record.property('original_id',
conditional=is_conditional_response)),
MAC=db_record.property(
'mac', conditional=is_conditional_response).encode(),
otherData=db_record.property(
'other_data',
conditional=is_conditional_response).encode())
elif query_type == dns.TXT:
record = dns.Record_TXT(
db_record.property(
'data', conditional=is_conditional_response).encode())
else:
pass
if not record:
return None
answer = dns.RRHeader(name=query.name.name,
type=query_type,
cls=query.cls,
ttl=db_record.ttl,
payload=record)
return answer
