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python-dnspython: update to 1.16.0

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This commit is contained in:
Alessio Sergi 2018-12-30 17:47:53 +01:00
parent 8850b234dc
commit 78ef7113a9
5 changed files with 172 additions and 427 deletions
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1
srcpkgs/python-dnspython/INSTALL.msg
View file

@ -1 +1,2 @@
In order to perform DNSSEC validation install python-pycryptodome.
To do elliptic curves install also python-ecdsa.

166
srcpkgs/python-dnspython/patches/gh-345.patch Normal file
View file

@ -0,0 +1,166 @@
Backport of https://github.com/rthalley/dnspython/pull/345.
--- dns/dnssec.py.orig 2018-12-01 07:25:26.000000000 +0100
+++ dns/dnssec.py 2018-12-29 19:49:57.505384082 +0100
@@ -18,6 +18,7 @@
"""Common DNSSEC-related functions and constants."""
from io import BytesIO
+import hashlib
import struct
import time
@@ -39,6 +40,57 @@
"""The DNSSEC signature is invalid."""
+class Hash:
+ """
+ Compatibilty Hash method
+ Has the same inteface as the stdlib hashlib.hash, with the added `oid`
+ attribute used by the crypto module
+ """
+ _oid_map = {
+ 'MD5': '1.2.840.113549.2.5',
+ 'SHA1': '1.3.14.3.2.26',
+ 'SHA256': '2.16.840.1.101.3.4.2.1',
+ 'SHA384': '2.16.840.1.101.3.4.2.2',
+ 'SHA512': '2.16.840.1.101.3.4.2.3',
+ }
+
+ def __init__(self):
+ self._hash = None
+
+ @classmethod
+ def new(cls, name, data=b''):
+ self = cls()
+ self._hash = hashlib.new(name, data)
+
+ return self
+
+ def update(self, data):
+ self._hash.update(data)
+
+ def digest(self):
+ return self._hash.digest()
+
+ def hexdigest(self):
+ return self._hash.hexdigest()
+
+ def copy(self):
+ copy = Hash()
+ copy._hash = self._hash.copy()
+
+ return copy
+
+ @property
+ def name(self):
+ return self._hash.name
+
+ @property
+ def oid(self):
+ try:
+ return self._oid_map[self.name]
+ except KeyError:
+ raise RuntimeError('OID for algorithm %s is unknown' % self.name)
+
+
#: RSAMD5
RSAMD5 = 1
#: DH
@@ -165,10 +217,10 @@
if algorithm.upper() == 'SHA1':
dsalg = 1
- hash = SHA1.new()
+ hash = Hash.new('SHA1')
elif algorithm.upper() == 'SHA256':
dsalg = 2
- hash = SHA256.new()
+ hash = Hash.new('SHA256')
else:
raise UnsupportedAlgorithm('unsupported algorithm "%s"' % algorithm)
@@ -240,15 +292,15 @@
def _make_hash(algorithm):
if _is_md5(algorithm):
- return MD5.new()
+ return Hash.new('MD5')
if _is_sha1(algorithm):
- return SHA1.new()
+ return Hash.new('SHA1')
if _is_sha256(algorithm):
- return SHA256.new()
+ return Hash.new('sha256')
if _is_sha384(algorithm):
- return SHA384.new()
+ return Hash.new('sha384')
if _is_sha512(algorithm):
- return SHA512.new()
+ return Hash.new('sha512')
raise ValidationFailure('unknown hash for algorithm %u' % algorithm)
@@ -479,12 +531,10 @@
try:
try:
# test we're using pycryptodome, not pycrypto (which misses SHA1 for example)
- from Crypto.Hash import MD5, SHA1, SHA256, SHA384, SHA512
from Crypto.PublicKey import RSA as CryptoRSA, DSA as CryptoDSA
from Crypto.Signature import pkcs1_15, DSS
from Crypto.Util import number
except ImportError:
- from Cryptodome.Hash import MD5, SHA1, SHA256, SHA384, SHA512
from Cryptodome.PublicKey import RSA as CryptoRSA, DSA as CryptoDSA
from Cryptodome.Signature import pkcs1_15, DSS
from Cryptodome.Util import number
--- tests/test_dnssec.py.orig 2018-12-01 07:25:26.000000000 +0100
+++ tests/test_dnssec.py 2018-12-29 19:51:46.799389525 +0100
@@ -177,10 +177,6 @@
abs_dnspython_org, when)
self.failUnlessRaises(dns.dnssec.ValidationFailure, bad)
- def testMakeSHA256DS(self): # type: () -> None
- ds = dns.dnssec.make_ds(abs_dnspython_org, sep_key, 'SHA256')
- self.failUnless(ds == good_ds)
-
def testAbsoluteDSAGood(self): # type: () -> None
dns.dnssec.validate(abs_dsa_soa, abs_dsa_soa_rrsig, abs_dsa_keys, None,
when2)
@@ -191,14 +187,6 @@
abs_dsa_keys, None, when2)
self.failUnlessRaises(dns.dnssec.ValidationFailure, bad)
- def testMakeExampleSHA1DS(self): # type: () -> None
- ds = dns.dnssec.make_ds(abs_example, example_sep_key, 'SHA1')
- self.failUnless(ds == example_ds_sha1)
-
- def testMakeExampleSHA256DS(self): # type: () -> None
- ds = dns.dnssec.make_ds(abs_example, example_sep_key, 'SHA256')
- self.failUnless(ds == example_ds_sha256)
-
@unittest.skipUnless(dns.dnssec._have_ecdsa,
"python ECDSA cannot be imported")
def testAbsoluteECDSA256Good(self): # type: () -> None
@@ -228,5 +216,20 @@
self.failUnlessRaises(dns.dnssec.ValidationFailure, bad)
+class DNSSECMakeDSTestCase(unittest.TestCase):
+
+ def testMakeSHA256DS(self): # type: () -> None
+ ds = dns.dnssec.make_ds(abs_dnspython_org, sep_key, 'SHA256')
+ self.failUnless(ds == good_ds)
+
+ def testMakeExampleSHA1DS(self): # type: () -> None
+ ds = dns.dnssec.make_ds(abs_example, example_sep_key, 'SHA1')
+ self.failUnless(ds == example_ds_sha1)
+
+ def testMakeExampleSHA256DS(self): # type: () -> None
+ ds = dns.dnssec.make_ds(abs_example, example_sep_key, 'SHA256')
+ self.failUnless(ds == example_ds_sha256)
+
+
if __name__ == '__main__':
unittest.main()

423
srcpkgs/python-dnspython/patches/pycryptodome.patch
View file

@ -1,423 +0,0 @@
Backport of https://github.com/rthalley/dnspython/pull/290.
--- dns/__init__.py
+++ dns/__init__.py
@@ -22,7 +22,6 @@ __all__ = [
'entropy',
'exception',
'flags',
- 'hash',
'inet',
'ipv4',
'ipv6',
--- dns/dnssec.py
+++ dns/dnssec.py
@@ -20,7 +20,6 @@ import struct
import time
import dns.exception
-import dns.hash
import dns.name
import dns.node
import dns.rdataset
@@ -28,7 +27,8 @@ import dns.rdata
import dns.rdatatype
import dns.rdataclass
from ._compat import string_types
-
+from Crypto.Hash import MD5, SHA1, SHA256, SHA384, SHA512
+from Crypto.Signature import pkcs1_15, DSS
class UnsupportedAlgorithm(dns.exception.DNSException):
@@ -39,34 +39,34 @@ class ValidationFailure(dns.exception.DN
"""The DNSSEC signature is invalid."""
-RSAMD5 = 1
-DH = 2
-DSA = 3
-ECC = 4
-RSASHA1 = 5
-DSANSEC3SHA1 = 6
-RSASHA1NSEC3SHA1 = 7
-RSASHA256 = 8
-RSASHA512 = 10
-ECDSAP256SHA256 = 13
-ECDSAP384SHA384 = 14
+ALGO_RSAMD5 = 1
+ALGO_DH = 2
+ALGO_DSA = 3
+ALGO_ECC = 4
+ALGO_RSASHA1 = 5
+ALGO_DSANSEC3SHA1 = 6
+ALGO_RSASHA1NSEC3SHA1 = 7
+ALGO_RSASHA256 = 8
+ALGO_RSASHA512 = 10
+ALGO_ECDSAP256SHA256 = 13
+ALGO_ECDSAP384SHA384 = 14
INDIRECT = 252
PRIVATEDNS = 253
PRIVATEOID = 254
_algorithm_by_text = {
- 'RSAMD5': RSAMD5,
- 'DH': DH,
- 'DSA': DSA,
- 'ECC': ECC,
- 'RSASHA1': RSASHA1,
- 'DSANSEC3SHA1': DSANSEC3SHA1,
- 'RSASHA1NSEC3SHA1': RSASHA1NSEC3SHA1,
- 'RSASHA256': RSASHA256,
- 'RSASHA512': RSASHA512,
+ 'RSAMD5': ALGO_RSAMD5,
+ 'DH': ALGO_DH,
+ 'DSA': ALGO_DSA,
+ 'ECC': ALGO_ECC,
+ 'RSASHA1': ALGO_RSASHA1,
+ 'DSANSEC3SHA1': ALGO_DSANSEC3SHA1,
+ 'RSASHA1NSEC3SHA1': ALGO_RSASHA1NSEC3SHA1,
+ 'RSASHA256': ALGO_RSASHA256,
+ 'RSASHA512': ALGO_RSASHA512,
'INDIRECT': INDIRECT,
- 'ECDSAP256SHA256': ECDSAP256SHA256,
- 'ECDSAP384SHA384': ECDSAP384SHA384,
+ 'ECDSAP256SHA256': ALGO_ECDSAP256SHA256,
+ 'ECDSAP384SHA384': ALGO_ECDSAP384SHA384,
'PRIVATEDNS': PRIVATEDNS,
'PRIVATEOID': PRIVATEOID,
}
@@ -107,7 +107,7 @@ def _to_rdata(record, origin):
def key_id(key, origin=None):
rdata = _to_rdata(key, origin)
rdata = bytearray(rdata)
- if key.algorithm == RSAMD5:
+ if key.algorithm == ALGO_RSAMD5:
return (rdata[-3] << 8) + rdata[-2]
else:
total = 0
@@ -123,10 +123,10 @@ def key_id(key, origin=None):
def make_ds(name, key, algorithm, origin=None):
if algorithm.upper() == 'SHA1':
dsalg = 1
- hash = dns.hash.hashes['SHA1']()
+ hash = SHA1.new()
elif algorithm.upper() == 'SHA256':
dsalg = 2
- hash = dns.hash.hashes['SHA256']()
+ hash = SHA256.new()
else:
raise UnsupportedAlgorithm('unsupported algorithm "%s"' % algorithm)
@@ -162,51 +162,51 @@ def _find_candidate_keys(keys, rrsig):
def _is_rsa(algorithm):
- return algorithm in (RSAMD5, RSASHA1,
- RSASHA1NSEC3SHA1, RSASHA256,
- RSASHA512)
+ return algorithm in (ALGO_RSAMD5, ALGO_RSASHA1,
+ ALGO_RSASHA1NSEC3SHA1, ALGO_RSASHA256,
+ ALGO_RSASHA512)
def _is_dsa(algorithm):
- return algorithm in (DSA, DSANSEC3SHA1)
+ return algorithm in (ALGO_DSA, ALGO_DSANSEC3SHA1)
def _is_ecdsa(algorithm):
- return _have_ecdsa and (algorithm in (ECDSAP256SHA256, ECDSAP384SHA384))
+ return _have_ecdsa and (algorithm in (ALGO_ECDSAP256SHA256, ALGO_ECDSAP384SHA384))
def _is_md5(algorithm):
- return algorithm == RSAMD5
+ return algorithm == ALGO_RSAMD5
def _is_sha1(algorithm):
- return algorithm in (DSA, RSASHA1,
- DSANSEC3SHA1, RSASHA1NSEC3SHA1)
+ return algorithm in (ALGO_DSA, ALGO_RSASHA1,
+ ALGO_DSANSEC3SHA1, ALGO_RSASHA1NSEC3SHA1)
def _is_sha256(algorithm):
- return algorithm in (RSASHA256, ECDSAP256SHA256)
+ return algorithm in (ALGO_RSASHA256, ALGO_ECDSAP256SHA256)
def _is_sha384(algorithm):
- return algorithm == ECDSAP384SHA384
+ return algorithm == ALGO_ECDSAP384SHA384
def _is_sha512(algorithm):
- return algorithm == RSASHA512
+ return algorithm == ALGO_RSASHA512
def _make_hash(algorithm):
if _is_md5(algorithm):
- return dns.hash.hashes['MD5']()
+ return MD5.new()
if _is_sha1(algorithm):
- return dns.hash.hashes['SHA1']()
+ return SHA1.new()
if _is_sha256(algorithm):
- return dns.hash.hashes['SHA256']()
+ return SHA256.new()
if _is_sha384(algorithm):
- return dns.hash.hashes['SHA384']()
+ return SHA384.new()
if _is_sha512(algorithm):
- return dns.hash.hashes['SHA512']()
+ return SHA512.new()
raise ValidationFailure('unknown hash for algorithm %u' % algorithm)
@@ -284,11 +284,13 @@ def _validate_rrsig(rrset, rrsig, keys,
keyptr = keyptr[2:]
rsa_e = keyptr[0:bytes_]
rsa_n = keyptr[bytes_:]
- keylen = len(rsa_n) * 8
- pubkey = Crypto.PublicKey.RSA.construct(
- (Crypto.Util.number.bytes_to_long(rsa_n),
- Crypto.Util.number.bytes_to_long(rsa_e)))
- sig = (Crypto.Util.number.bytes_to_long(rrsig.signature),)
+ try:
+ pubkey = Crypto.PublicKey.RSA.construct(
+ (Crypto.Util.number.bytes_to_long(rsa_n),
+ Crypto.Util.number.bytes_to_long(rsa_e)))
+ except ValueError:
+ raise ValidationFailure('invalid public key')
+ sig = rrsig.signature
elif _is_dsa(rrsig.algorithm):
keyptr = candidate_key.key
(t,) = struct.unpack('!B', keyptr[0:1])
@@ -306,20 +308,19 @@ def _validate_rrsig(rrset, rrsig, keys,
Crypto.Util.number.bytes_to_long(dsa_g),
Crypto.Util.number.bytes_to_long(dsa_p),
Crypto.Util.number.bytes_to_long(dsa_q)))
- (dsa_r, dsa_s) = struct.unpack('!20s20s', rrsig.signature[1:])
- sig = (Crypto.Util.number.bytes_to_long(dsa_r),
- Crypto.Util.number.bytes_to_long(dsa_s))
+ sig = rrsig.signature[1:]
elif _is_ecdsa(rrsig.algorithm):
- if rrsig.algorithm == ECDSAP256SHA256:
+ # use ecdsa for NIST-384p -- not currently supported by pycryptodome
+
+ keyptr = candidate_key.key
+
+ if rrsig.algorithm == ALGO_ECDSAP256SHA256:
curve = ecdsa.curves.NIST256p
key_len = 32
- elif rrsig.algorithm == ECDSAP384SHA384:
+ elif rrsig.algorithm == ALGO_ECDSAP384SHA384:
curve = ecdsa.curves.NIST384p
key_len = 48
- else:
- # shouldn't happen
- raise ValidationFailure('unknown ECDSA curve')
- keyptr = candidate_key.key
+
x = Crypto.Util.number.bytes_to_long(keyptr[0:key_len])
y = Crypto.Util.number.bytes_to_long(keyptr[key_len:key_len * 2])
assert ecdsa.ecdsa.point_is_valid(curve.generator, x, y)
@@ -331,6 +332,7 @@ def _validate_rrsig(rrset, rrsig, keys,
s = rrsig.signature[key_len:]
sig = ecdsa.ecdsa.Signature(Crypto.Util.number.bytes_to_long(r),
Crypto.Util.number.bytes_to_long(s))
+
else:
raise ValidationFailure('unknown algorithm %u' % rrsig.algorithm)
@@ -352,24 +354,31 @@ def _validate_rrsig(rrset, rrsig, keys,
hash.update(rrlen)
hash.update(rrdata)
- digest = hash.digest()
-
- if _is_rsa(rrsig.algorithm):
- # PKCS1 algorithm identifier goop
- digest = _make_algorithm_id(rrsig.algorithm) + digest
- padlen = keylen // 8 - len(digest) - 3
- digest = struct.pack('!%dB' % (2 + padlen + 1),
- *([0, 1] + [0xFF] * padlen + [0])) + digest
- elif _is_dsa(rrsig.algorithm) or _is_ecdsa(rrsig.algorithm):
- pass
- else:
- # Raise here for code clarity; this won't actually ever happen
- # since if the algorithm is really unknown we'd already have
- # raised an exception above
- raise ValidationFailure('unknown algorithm %u' % rrsig.algorithm)
-
- if pubkey.verify(digest, sig):
+ try:
+ if _is_rsa(rrsig.algorithm):
+ verifier = pkcs1_15.new(pubkey)
+ # will raise ValueError if verify fails:
+ verifier.verify(hash, sig)
+ elif _is_dsa(rrsig.algorithm):
+ verifier = DSS.new(pubkey, 'fips-186-3')
+ verifier.verify(hash, sig)
+ elif _is_ecdsa(rrsig.algorithm):
+ digest = hash.digest()
+ if pubkey.verify(digest, sig):
+ return
+ else:
+ raise ValueError
+ else:
+ # Raise here for code clarity; this won't actually ever happen
+ # since if the algorithm is really unknown we'd already have
+ # raised an exception above
+ raise ValidationFailure('unknown algorithm %u' % rrsig.algorithm)
+ # If we got here, we successfully verified so we can return without error
return
+ except ValueError:
+ # this happens on an individual validation failure
+ continue
+ # nothing verified -- raise failure:
raise ValidationFailure('verify failure')
@@ -401,10 +410,8 @@ def _validate(rrset, rrsigset, keys, ori
rrname = rrset.name
if isinstance(rrsigset, tuple):
- rrsigname = rrsigset[0]
rrsigrdataset = rrsigset[1]
else:
- rrsigname = rrsigset.name
rrsigrdataset = rrsigset
rrname = rrname.choose_relativity(origin)
@@ -422,7 +429,7 @@ def _validate(rrset, rrsigset, keys, ori
def _need_pycrypto(*args, **kwargs):
- raise NotImplementedError("DNSSEC validation requires pycrypto")
+ raise NotImplementedError("DNSSEC validation requires pycryptodome")
try:
import Crypto.PublicKey.RSA
--- dns/hash.py
+++ /dev/null
@@ -1,31 +0,0 @@
-# Copyright (C) 2011 Nominum, Inc.
-#
-# Permission to use, copy, modify, and distribute this software and its
-# documentation for any purpose with or without fee is hereby granted,
-# provided that the above copyright notice and this permission notice
-# appear in all copies.
-#
-# THE SOFTWARE IS PROVIDED "AS IS" AND NOMINUM DISCLAIMS ALL WARRANTIES
-# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
-# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NOMINUM BE LIABLE FOR
-# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
-# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
-# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
-# OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
-
-"""Hashing backwards compatibility wrapper"""
-
-import hashlib
-
-
-hashes = {}
-hashes['MD5'] = hashlib.md5
-hashes['SHA1'] = hashlib.sha1
-hashes['SHA224'] = hashlib.sha224
-hashes['SHA256'] = hashlib.sha256
-hashes['SHA384'] = hashlib.sha384
-hashes['SHA512'] = hashlib.sha512
-
-
-def get(algorithm):
- return hashes[algorithm.upper()]
Index: dns/tsig.py
===================================================================
--- dns/tsig.py
+++ dns/tsig.py
@@ -19,9 +19,9 @@ import hmac
import struct
import dns.exception
-import dns.hash
import dns.rdataclass
import dns.name
+import dns.dnssec
from ._compat import long, string_types, text_type
class BadTime(dns.exception.DNSException):
@@ -211,7 +211,7 @@ def get_algorithm(algorithm):
algorithm = dns.name.from_text(algorithm)
try:
- return (algorithm.to_digestable(), dns.hash.hashes[_hashes[algorithm]])
+ return (algorithm.to_digestable(), dns.dnssec._make_hash(algorithm))
except KeyError:
raise NotImplementedError("TSIG algorithm " + str(algorithm) +
" is not supported")
--- tests/test_dnssec.py
+++ tests/test_dnssec.py
@@ -156,22 +156,22 @@ abs_other_ecdsa384_soa = dns.rrset.from_
abs_ecdsa384_soa_rrsig = dns.rrset.from_text('example.', 86400, 'IN', 'RRSIG',
"SOA 14 1 86400 20130929021229 20130921230729 63571 example. CrnCu34EeeRz0fEhL9PLlwjpBKGYW8QjBjFQTwd+ViVLRAS8tNkcDwQE NhSV89NEjj7ze1a/JcCfcJ+/mZgnvH4NHLNg3Tf6KuLZsgs2I4kKQXEk 37oIHravPEOlGYNI")
-@unittest.skipUnless(import_ok, "skipping DNSSEC tests because pycrypto is not"
+@unittest.skipUnless(import_ok, "skipping DNSSEC tests because pycryptodome is not"
" installed")
class DNSSECValidatorTestCase(unittest.TestCase):
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testAbsoluteRSAGood(self):
dns.dnssec.validate(abs_soa, abs_soa_rrsig, abs_keys, None, when)
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testDuplicateKeytag(self):
dns.dnssec.validate(abs_soa, abs_soa_rrsig, abs_keys_duplicate_keytag, None, when)
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testAbsoluteRSABad(self):
def bad():
dns.dnssec.validate(abs_other_soa, abs_soa_rrsig, abs_keys, None,
@@ -179,13 +179,13 @@ class DNSSECValidatorTestCase(unittest.T
self.failUnlessRaises(dns.dnssec.ValidationFailure, bad)
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testRelativeRSAGood(self):
dns.dnssec.validate(rel_soa, rel_soa_rrsig, rel_keys,
abs_dnspython_org, when)
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testRelativeRSABad(self):
def bad():
dns.dnssec.validate(rel_other_soa, rel_soa_rrsig, rel_keys,
@@ -197,13 +197,13 @@ class DNSSECValidatorTestCase(unittest.T
self.failUnless(ds == good_ds)
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testAbsoluteDSAGood(self):
dns.dnssec.validate(abs_dsa_soa, abs_dsa_soa_rrsig, abs_dsa_keys, None,
when2)
@unittest.skipUnless(dns.dnssec._have_pycrypto,
- "PyCrypto cannot be imported")
+ "Pycryptodome cannot be imported")
def testAbsoluteDSABad(self):
def bad():
dns.dnssec.validate(abs_other_dsa_soa, abs_dsa_soa_rrsig,

1
srcpkgs/python-dnspython/python3-dnspython.INSTALL.msg
View file

@ -1 +1,2 @@
In order to perform DNSSEC validation install python3-pycryptodome.
To do elliptic curves install also python3-ecdsa.

8
srcpkgs/python-dnspython/template
View file

@ -1,19 +1,19 @@
# Template file for 'python-dnspython'
pkgname=python-dnspython
version=1.15.0
revision=5
version=1.16.0
revision=1
noarch=yes
wrksrc="dnspython-${version}"
build_style=python-module
pycompile_module="dns"
hostmakedepends="python-setuptools python3-setuptools unzip"
depends="python"
short_desc="A DNS toolkit for Python2"
short_desc="DNS toolkit for Python2"
maintainer="Alessio Sergi <al3hex@gmail.com>"
license="ISC"
homepage="http://www.dnspython.org/"
distfiles="${PYPI_SITE}/d/dnspython/dnspython-${version}.zip"
checksum=40f563e1f7a7b80dc5a4e76ad75c23da53d62f1e15e6e517293b04e1f84ead7c
checksum=36c5e8e38d4369a08b6780b7f27d790a292b2b08eea01607865bf0936c558e01
post_install() {
vlicense LICENSE