projects / thirdparty / pdns.git / blame
| Commit | Line | Data |
|---|---|---|
| a76b0d63 | 1 | #!/usr/bin/env python |
| a76b0d63 RG |
2 | import dns |
| 3 | import clientsubnetoption | |
| 4 | from dnsdisttests import DNSDistTest | |
| 5 | ||
| 6 | class TestBasics(DNSDistTest): | |
| 7 | ||
| 8 | _config_template = """ | |
| 9 | newServer{address="127.0.0.1:%s"} | |
| 10 | ||
| 11 | function lol(dq) | |
| 12 | return DNSAction.None, "" | |
| 13 | end | |
| 14 | addAction(AllRule(), LuaAction(lol)) | |
| 15 | ||
| 16 | addAction("tag-me-dns-1.tags.tests.powerdns.com.", TagAction("dns", "value1")) | |
| 17 | addAction("tag-me-dns-2.tags.tests.powerdns.com.", TagAction("dns", "value2")) | |
| 18 | addAction("tag-me-response-1.tags.tests.powerdns.com.", TagAction("response", "value1")) | |
| 19 | addAction("tag-me-response-2.tags.tests.powerdns.com.", TagAction("response", "value2")) | |
| 20 | ||
| 21 | addAction(TagRule("not-dns"), SpoofAction("1.2.3.4")) | |
| 22 | addAction(TagRule("dns", "value1"), SpoofAction("1.2.3.50")) | |
| 23 | addAction(TagRule("dns"), SpoofAction("1.2.3.100")) | |
| 24 | ||
| 25 | function responseHandlerSetTC(dr) | |
| 26 | dr.dh:setTC(true) | |
| 27 | return DNSResponseAction.HeaderModify, "" | |
| 28 | end | |
| 29 | ||
| 30 | function responseHandlerUnsetQR(dr) | |
| 31 | dr.dh:setQR(false) | |
| 32 | return DNSResponseAction.HeaderModify, "" | |
| 33 | end | |
| 34 | ||
| 35 | addResponseAction(TagRule("not-dns"), DropResponseAction()) | |
| 36 | addResponseAction(TagRule("response", "value1"), LuaResponseAction(responseHandlerSetTC)) | |
| 37 | addResponseAction(TagRule("response", "no-match-value"), DropResponseAction()) | |
| 38 | ||
| 39 | addResponseAction("tag-me-response-3.tags.tests.powerdns.com.", TagResponseAction("response-tag", "value")) | |
| 40 | addResponseAction(TagRule("response-tag"), LuaResponseAction(responseHandlerUnsetQR)) | |
| 41 | """ | |
| 42 | ||
| 43 | def testQuestionNoTag(self): | |
| 44 | """ | |
| 45 | Tag: No match | |
| 46 | """ | |
| 47 | name = 'no-match.tags.tests.powerdns.com.' | |
| 48 | query = dns.message.make_query(name, 'A', 'IN') | |
| 49 | response = dns.message.make_response(query) | |
| 50 | rrset = dns.rrset.from_text(name, | |
| 51 | 3600, | |
| 52 | dns.rdataclass.IN, | |
| 53 | dns.rdatatype.A, | |
| 54 | '127.0.0.1') | |
| 55 | response.answer.append(rrset) | |
| 56 | ||
| 6ca2e796 RG |
57 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 58 | sender = getattr(self, method) | |
| 59 | (receivedQuery, receivedResponse) = sender(query, response) | |
| 60 | self.assertTrue(receivedQuery) | |
| 61 | self.assertTrue(receivedResponse) | |
| 62 | receivedQuery.id = query.id | |
| 63 | self.assertEquals(query, receivedQuery) | |
| 64 | self.assertEquals(response, receivedResponse) | |
| a76b0d63 RG |
65 | |
| 66 | def testQuestionMatchTagAndValue(self): | |
| 67 | """ | |
| 68 | Tag: Name and value match | |
| 69 | """ | |
| 70 | name = 'tag-me-dns-1.tags.tests.powerdns.com.' | |
| 71 | query = dns.message.make_query(name, 'A', 'IN') | |
| 72 | # dnsdist set RA = RD for spoofed responses | |
| 73 | query.flags &= ~dns.flags.RD | |
| 74 | expectedResponse = dns.message.make_response(query) | |
| 75 | rrset = dns.rrset.from_text(name, | |
| 76 | 60, | |
| 77 | dns.rdataclass.IN, | |
| 78 | dns.rdatatype.A, | |
| 79 | '1.2.3.50') | |
| 80 | expectedResponse.answer.append(rrset) | |
| 81 | ||
| 6ca2e796 RG |
82 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 83 | sender = getattr(self, method) | |
| 84 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 85 | self.assertTrue(receivedResponse) | |
| 86 | self.assertEquals(expectedResponse, receivedResponse) | |
| a76b0d63 RG |
87 | |
| 88 | def testQuestionMatchTagOnly(self): | |
| 89 | """ | |
| 90 | Tag: Name matches | |
| 91 | """ | |
| 92 | name = 'tag-me-dns-2.tags.tests.powerdns.com.' | |
| 93 | query = dns.message.make_query(name, 'A', 'IN') | |
| 94 | # dnsdist set RA = RD for spoofed responses | |
| 95 | query.flags &= ~dns.flags.RD | |
| 96 | expectedResponse = dns.message.make_response(query) | |
| 97 | rrset = dns.rrset.from_text(name, | |
| 98 | 60, | |
| 99 | dns.rdataclass.IN, | |
| 100 | dns.rdatatype.A, | |
| 101 | '1.2.3.100') | |
| 102 | expectedResponse.answer.append(rrset) | |
| 103 | ||
| 6ca2e796 RG |
104 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 105 | sender = getattr(self, method) | |
| 106 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 107 | self.assertTrue(receivedResponse) | |
| 108 | self.assertEquals(expectedResponse, receivedResponse) | |
| a76b0d63 RG |
109 | |
| 110 | def testResponseNoMatch(self): | |
| 111 | """ | |
| 112 | Tag: Tag set on query does not match anything | |
| 113 | """ | |
| 114 | name = 'tag-me-response-2.tags.tests.powerdns.com.' | |
| 115 | query = dns.message.make_query(name, 'A', 'IN') | |
| 116 | response = dns.message.make_response(query) | |
| 117 | rrset = dns.rrset.from_text(name, | |
| 118 | 60, | |
| 119 | dns.rdataclass.IN, | |
| 120 | dns.rdatatype.A, | |
| 121 | '192.0.2.1') | |
| 122 | response.answer.append(rrset) | |
| 123 | ||
| 6ca2e796 RG |
124 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 125 | sender = getattr(self, method) | |
| 126 | (receivedQuery, receivedResponse) = sender(query, response) | |
| 127 | self.assertTrue(receivedQuery) | |
| 128 | self.assertTrue(receivedResponse) | |
| 129 | receivedQuery.id = query.id | |
| 130 | self.assertEquals(query, receivedQuery) | |
| 131 | self.assertEquals(response, receivedResponse) | |
| a76b0d63 RG |
132 | |
| 133 | def testResponseMatchTagAndValue(self): | |
| 134 | """ | |
| 135 | Tag: Tag and value set on query matches on response | |
| 136 | """ | |
| 137 | name = 'tag-me-response-1.tags.tests.powerdns.com.' | |
| 138 | query = dns.message.make_query(name, 'A', 'IN') | |
| 139 | # dnsdist set RA = RD for spoofed responses | |
| 140 | query.flags &= ~dns.flags.RD | |
| 141 | response = dns.message.make_response(query) | |
| 142 | rrset = dns.rrset.from_text(name, | |
| 143 | 60, | |
| 144 | dns.rdataclass.IN, | |
| 145 | dns.rdatatype.A, | |
| 146 | '1.2.3.100') | |
| 147 | response.answer.append(rrset) | |
| 148 | expectedResponse = dns.message.make_response(query) | |
| 149 | expectedResponse.answer.append(rrset) | |
| 150 | # we will set TC if the tag matches | |
| 151 | expectedResponse.flags |= dns.flags.TC | |
| 152 | ||
| 6ca2e796 RG |
153 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 154 | sender = getattr(self, method) | |
| 155 | (receivedQuery, receivedResponse) = sender(query, response) | |
| 156 | self.assertTrue(receivedQuery) | |
| 157 | self.assertTrue(receivedResponse) | |
| 158 | receivedQuery.id = query.id | |
| 159 | self.assertEquals(query, receivedQuery) | |
| 160 | self.assertEquals(expectedResponse, receivedResponse) | |
| a76b0d63 RG |
161 | |
| 162 | def testResponseMatchResponseTagMatches(self): | |
| 163 | """ | |
| 164 | Tag: Tag set on response matches | |
| 165 | """ | |
| 166 | name = 'tag-me-response-3.tags.tests.powerdns.com.' | |
| 167 | query = dns.message.make_query(name, 'A', 'IN') | |
| 168 | # dnsdist set RA = RD for spoofed responses | |
| 169 | query.flags &= ~dns.flags.RD | |
| 170 | response = dns.message.make_response(query) | |
| 171 | rrset = dns.rrset.from_text(name, | |
| 172 | 60, | |
| 173 | dns.rdataclass.IN, | |
| 174 | dns.rdatatype.A, | |
| 175 | '1.2.3.100') | |
| 176 | response.answer.append(rrset) | |
| 177 | expectedResponse = dns.message.make_response(query) | |
| 178 | expectedResponse.answer.append(rrset) | |
| 179 | # we will set QR=0 if the tag matches | |
| 180 | expectedResponse.flags &= ~dns.flags.QR | |
| 181 | ||
| 6ca2e796 RG |
182 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 183 | sender = getattr(self, method) | |
| 184 | (receivedQuery, receivedResponse) = sender(query, response) | |
| 185 | self.assertTrue(receivedQuery) | |
| 186 | self.assertTrue(receivedResponse) | |
| 187 | receivedQuery.id = query.id | |
| 188 | self.assertEquals(query, receivedQuery) | |
| 189 | self.assertEquals(expectedResponse, receivedResponse) |