from ctypescrypto.pkey import PKey
import unittest
+from base64 import b64decode, b16decode
-class TestReadPkey(unittest.TestCase):
- test_unencrypted_pem(self):
- rsa="""-----BEGIN PRIVATE KEY-----
+def pem2der(s):
+ start=s.find('-----\n')
+ finish=s.rfind('\n-----END')
+ data=s[start+6:finish]
+ return b64decode(data)
+
+class TestPKey(unittest.TestCase):
+ rsa="""-----BEGIN PRIVATE KEY-----
MIICdQIBADANBgkqhkiG9w0BAQEFAASCAl8wggJbAgEAAoGBAL9CzVZu9bczTmB8
776pPUoPo6WbAfwQqqiGrj91bk2mYE+MNLo4yIQH45IcwGzkyS8+YyQJf8Bux5BC
oZ2nwzXm5+JZkxkN1mtMzit2D7/hHmrZLoSbr0sxXFrD4a35RI4hXnSK9Sk01sXA
gOM+X5Db+3pK
-----END PRIVATE KEY-----
"""
- keytext="""Public-Key: (1024 bit)
+ rsakeytext="""Public-Key: (1024 bit)
Modulus:
00:bf:42:cd:56:6e:f5:b7:33:4e:60:7c:ef:be:a9:
3d:4a:0f:a3:a5:9b:01:fc:10:aa:a8:86:ae:3f:75:
1b:a4:85:ab:b0:87:7b:78:2f
Exponent: 65537 (0x10001)
"""
- key=PKey.privpem(rsa)
- self.assertEqual(str(key),keytext)
- def test_unencrypted_pem_ec(self):
- pem="""-----BEGIN EC PRIVATE KEY-----
-MHQCAQEEICpxup3qmbwffBBLrsZx7H7/i/+Wm7jTRttMM1KkaZ3DoAcGBSuBBAAK
-oUQDQgAEVil1nlGelogimdpB8fO45icsdBt2QdYkAvhqdgCWLMG0D4Rj4oCqJcyG
-2WH8J5+0DnGujfEA4TwJ90ECvLa2SA==
------END EC PRIVATE KEY-----
-"""
- keytext="""Public-Key: (256 bit)
-pub:
- 04:56:29:75:9e:51:9e:96:88:22:99:da:41:f1:f3:
- b8:e6:27:2c:74:1b:76:41:d6:24:02:f8:6a:76:00:
- 96:2c:c1:b4:0f:84:63:e2:80:aa:25:cc:86:d9:61:
- fc:27:9f:b4:0e:71:ae:8d:f1:00:e1:3c:09:f7:41:
- 02:bc:b6:b6:48
-ASN1 OID: secp256k1
-"""
-
- key=PKey.privpem(pem)
- self.assertEqual(str(key),keytext)
- def test_pubkey_pem(self):
- pubkey="-----BEGIN PUBLIC KEY-----
-MFYwEAYHKoZIzj0CAQYFK4EEAAoDQgAEVil1nlGelogimdpB8fO45icsdBt2QdYk
-AvhqdgCWLMG0D4Rj4oCqJcyG2WH8J5+0DnGujfEA4TwJ90ECvLa2SA==
------END PUBLIC KEY-----
+ ec1priv="""-----BEGIN PRIVATE KEY-----
+MIGEAgEAMBAGByqGSM49AgEGBSuBBAAKBG0wawIBAQQgKnG6neqZvB98EEuuxnHs
+fv+L/5abuNNG20wzUqRpncOhRANCAARWKXWeUZ6WiCKZ2kHx87jmJyx0G3ZB1iQC
++Gp2AJYswbQPhGPigKolzIbZYfwnn7QOca6N8QDhPAn3QQK8trZI
+-----END PRIVATE KEY-----
"""
- key=PKey.pubpem(pem)
- keytext="""Public-Key: (256 bit)
-pub:
+ ec1keytext="""Public-Key: (256 bit)
+pub:
04:56:29:75:9e:51:9e:96:88:22:99:da:41:f1:f3:
b8:e6:27:2c:74:1b:76:41:d6:24:02:f8:6a:76:00:
96:2c:c1:b4:0f:84:63:e2:80:aa:25:cc:86:d9:61:
02:bc:b6:b6:48
ASN1 OID: secp256k1
"""
-
- self.assertEqual(str(key),keytext)
- def test_compare(self):
- pem="""-----BEGIN EC PRIVATE KEY-----
-MHQCAQEEICpxup3qmbwffBBLrsZx7H7/i/+Wm7jTRttMM1KkaZ3DoAcGBSuBBAAK
-oUQDQgAEVil1nlGelogimdpB8fO45icsdBt2QdYkAvhqdgCWLMG0D4Rj4oCqJcyG
-2WH8J5+0DnGujfEA4TwJ90ECvLa2SA==
------END EC PRIVATE KEY-----
-"""
- pubkey="-----BEGIN PUBLIC KEY-----
+ ec1pub="""-----BEGIN PUBLIC KEY-----
MFYwEAYHKoZIzj0CAQYFK4EEAAoDQgAEVil1nlGelogimdpB8fO45icsdBt2QdYk
AvhqdgCWLMG0D4Rj4oCqJcyG2WH8J5+0DnGujfEA4TwJ90ECvLa2SA==
-----END PUBLIC KEY-----
"""
- key1=Pkey.privpem(pem)
- key2=Pkey.pubpem(pubkey)
- self.assertEqual(key1,key2)
-
+
+ def test_unencrypted_pem(self):
+ key=PKey(privkey=self.rsa)
+ self.assertIsNotNone(key.key)
+ self.assertEqual(str(key),self.rsakeytext)
+ def test_export_priv_pem(self):
+ key=PKey(privkey=self.ec1priv)
+ out=key.exportpriv()
+ self.assertEqual(self.ec1priv,out)
+ def test_unencrypted_pem_ec(self):
+
+ key=PKey(privkey=self.ec1priv)
+ self.assertIsNotNone(key.key)
+ self.assertEqual(str(key),self.ec1keytext)
+ def test_unencrypted_der_ec(self):
+ key=PKey(privkey=pem2der(self.ec1priv),format="DER")
+ self.assertIsNotNone(key.key)
+ self.assertEqual(str(key),self.ec1keytext)
+ def test_pubkey_pem(self):
+ key=PKey(pubkey=self.ec1pub)
+ self.assertIsNotNone(key.key)
+ self.assertEqual(str(key),self.ec1keytext)
+ def test_pubkey_der(self):
+ key=PKey(pubkey=pem2der(self.ec1pub),format="DER")
+ self.assertIsNotNone(key.key)
+ self.assertEqual(str(key),self.ec1keytext)
+ def test_compare(self):
+ key1=PKey(privkey=self.ec1priv)
+ self.assertIsNotNone(key1.key)
+ key2=PKey(pubkey=self.ec1pub)
+ self.assertIsNotNone(key2.key)
+ self.assertEqual(key1,key2)
+ def test_sign(self):
+ signer=PKey(privkey=self.ec1priv)
+ digest=b16decode("FFCA2587CFD4846E4CB975B503C9EB940F94566AA394E8BD571458B9DA5097D5")
+ signature=signer.sign(digest)
+ self.assertTrue(len(signature)>0)
+ verifier=PKey(pubkey=self.ec1pub)
+ self.assertTrue(verifier.verify(digest,signature))
+ def test_generate(self):
+ newkey=PKey.generate("rsa")
+ self.assertIsNotNone(newkey.key)
+ s=str(newkey)
+ self.assertEqual(s[:s.find("\n")],"Public-Key: (1024 bit)")
+ def test_generate_params(self):
+ newkey=PKey.generate("rsa",rsa_keygen_bits=2048)
+ self.assertIsNotNone(newkey.key)
+ s=str(newkey)
+ self.assertEqual(s[:s.find("\n")],"Public-Key: (2048 bit)")
+ def test_generate_ec(self):
+ templkey=PKey(pubkey=self.ec1pub)
+ newkey=PKey.generate("ec",paramsfrom=templkey)
+ self.assertIsNotNone(newkey.key)
+ s=str(newkey)
+ self.assertEqual(s[:s.find("\n")],"Public-Key: (256 bit)")
+ self.assertNotEqual(str(templkey),str(newkey))
+if __name__ == "__main__":
+ unittest.main()