projects / thirdparty / pdns.git / blame
| Commit | Line | Data |
|---|---|---|
| e7c732b8 RG |
1 | #!/usr/bin/env python |
| 2 | import dns | |
| 3 | import clientsubnetoption | |
| 4 | from dnsdisttests import DNSDistTest | |
| 5 | from datetime import datetime, timedelta | |
| 6 | ||
| 7 | class TestEDNSSelfGenerated(DNSDistTest): | |
| 8 | """ | |
| 9 | Check that dnsdist sends correct EDNS data on | |
| 10 | self-generated (RCodeAction(), TCAction(), Lua..) | |
| 11 | """ | |
| 12 | ||
| 13 | _config_template = """ | |
| d3ec24f9 | 14 | addAction("rcode.edns-self.tests.powerdns.com.", RCodeAction(DNSRCode.REFUSED)) |
| e7c732b8 RG |
15 | addAction("tc.edns-self.tests.powerdns.com.", TCAction()) |
| 16 | ||
| 17 | function luarule(dq) | |
| 18 | return DNSAction.Nxdomain, "" | |
| 19 | end | |
| 20 | ||
| 955de53b | 21 | addAction("lua.edns-self.tests.powerdns.com.", LuaAction(luarule)) |
| e7c732b8 RG |
22 | |
| 23 | addAction("spoof.edns-self.tests.powerdns.com.", SpoofAction({'192.0.2.1', '192.0.2.2'})) | |
| 24 | ||
| 25 | setPayloadSizeOnSelfGeneratedAnswers(1042) | |
| 26 | ||
| 27 | newServer{address="127.0.0.1:%s"} | |
| 28 | """ | |
| 29 | ||
| 30 | def testNoEDNS(self): | |
| 31 | """ | |
| 32 | EDNS on Self-Generated: No existing EDNS | |
| 33 | """ | |
| 34 | name = 'no-edns.rcode.edns-self.tests.powerdns.com.' | |
| 35 | query = dns.message.make_query(name, 'A', 'IN') | |
| 7af22479 | 36 | query.flags &= ~dns.flags.RD |
| e7c732b8 RG |
37 | expectedResponse = dns.message.make_response(query) |
| 38 | expectedResponse.set_rcode(dns.rcode.REFUSED) | |
| 39 | ||
| 6ca2e796 RG |
40 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 41 | sender = getattr(self, method) | |
| 42 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 43 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
44 | |
| 45 | name = 'no-edns.tc.edns-self.tests.powerdns.com.' | |
| 46 | query = dns.message.make_query(name, 'A', 'IN') | |
| 955b9377 RG |
47 | # dnsdist sets RA = RD for TC responses |
| 48 | query.flags &= ~dns.flags.RD | |
| e7c732b8 RG |
49 | expectedResponse = dns.message.make_response(query) |
| 50 | expectedResponse.flags |= dns.flags.TC | |
| 51 | ||
| 0ea62cf0 RG |
52 | (_, receivedResponse) = self.sendUDPQuery(query, response=None, useQueue=False) |
| 53 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
54 | |
| 55 | name = 'no-edns.lua.edns-self.tests.powerdns.com.' | |
| 56 | query = dns.message.make_query(name, 'A', 'IN') | |
| 57 | expectedResponse = dns.message.make_response(query) | |
| 58 | expectedResponse.set_rcode(dns.rcode.NXDOMAIN) | |
| 59 | ||
| 6ca2e796 RG |
60 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 61 | sender = getattr(self, method) | |
| 62 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 63 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
64 | |
| 65 | name = 'no-edns.spoof.edns-self.tests.powerdns.com.' | |
| 66 | query = dns.message.make_query(name, 'A', 'IN') | |
| 67 | # dnsdist set RA = RD for spoofed responses | |
| 68 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 69 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
70 | expectedResponse.answer.append(dns.rrset.from_text(name, |
| 71 | 60, | |
| 72 | dns.rdataclass.IN, | |
| 73 | dns.rdatatype.A, | |
| 74 | '192.0.2.1', '192.0.2.2')) | |
| 75 | ||
| 6ca2e796 RG |
76 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 77 | sender = getattr(self, method) | |
| 78 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 79 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
80 | |
| 81 | def testWithEDNSNoDO(self): | |
| 82 | """ | |
| 83 | EDNS on Self-Generated: EDNS with DO=0 | |
| 84 | """ | |
| 85 | name = 'edns-no-do.rcode.edns-self.tests.powerdns.com.' | |
| 86 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 7af22479 | 87 | query.flags &= ~dns.flags.RD |
| d70d5ad3 | 88 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
89 | expectedResponse.set_rcode(dns.rcode.REFUSED) |
| 90 | ||
| 6ca2e796 RG |
91 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 92 | sender = getattr(self, method) | |
| 93 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 94 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 95 | self.assertFalse(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 96 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
97 | |
| 98 | name = 'edns-no-do.tc.edns-self.tests.powerdns.com.' | |
| 99 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 955b9377 RG |
100 | # dnsdist sets RA = RD for TC responses |
| 101 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 102 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
103 | expectedResponse.flags |= dns.flags.TC |
| 104 | ||
| 0ea62cf0 RG |
105 | (_, receivedResponse) = self.sendUDPQuery(query, response=None, useQueue=False) |
| 106 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 107 | self.assertFalse(receivedResponse.ednsflags & dns.flags.DO) | |
| 108 | self.assertEqual(receivedResponse.payload, 1042) | |
| e7c732b8 RG |
109 | |
| 110 | name = 'edns-no-do.lua.edns-self.tests.powerdns.com.' | |
| 111 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| d70d5ad3 | 112 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
113 | expectedResponse.set_rcode(dns.rcode.NXDOMAIN) |
| 114 | ||
| 6ca2e796 RG |
115 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 116 | sender = getattr(self, method) | |
| 117 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 118 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 119 | self.assertFalse(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 120 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
121 | |
| 122 | name = 'edns-no-do.spoof.edns-self.tests.powerdns.com.' | |
| 123 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 124 | # dnsdist set RA = RD for spoofed responses | |
| 125 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 126 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
127 | expectedResponse.answer.append(dns.rrset.from_text(name, |
| 128 | 60, | |
| 129 | dns.rdataclass.IN, | |
| 130 | dns.rdatatype.A, | |
| 131 | '192.0.2.1', '192.0.2.2')) | |
| 132 | ||
| 6ca2e796 RG |
133 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 134 | sender = getattr(self, method) | |
| 135 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 136 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 137 | self.assertFalse(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 138 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
139 | |
| 140 | def testWithEDNSWithDO(self): | |
| 141 | """ | |
| 142 | EDNS on Self-Generated: EDNS with DO=1 | |
| 143 | """ | |
| 144 | name = 'edns-do.rcode.edns-self.tests.powerdns.com.' | |
| 145 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=True) | |
| 7af22479 | 146 | query.flags &= ~dns.flags.RD |
| d70d5ad3 | 147 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
148 | expectedResponse.set_rcode(dns.rcode.REFUSED) |
| 149 | ||
| 6ca2e796 RG |
150 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 151 | sender = getattr(self, method) | |
| 152 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 153 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 154 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 155 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
156 | |
| 157 | name = 'edns-do.tc.edns-self.tests.powerdns.com.' | |
| 158 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=True) | |
| 955b9377 RG |
159 | # dnsdist sets RA = RD for TC responses |
| 160 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 161 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
162 | expectedResponse.flags |= dns.flags.TC |
| 163 | ||
| 0ea62cf0 RG |
164 | (_, receivedResponse) = self.sendUDPQuery(query, response=None, useQueue=False) |
| 165 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 166 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 167 | self.assertEqual(receivedResponse.payload, 1042) | |
| e7c732b8 RG |
168 | |
| 169 | name = 'edns-do.lua.edns-self.tests.powerdns.com.' | |
| 170 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=True) | |
| d70d5ad3 | 171 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
172 | expectedResponse.set_rcode(dns.rcode.NXDOMAIN) |
| 173 | ||
| 6ca2e796 RG |
174 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 175 | sender = getattr(self, method) | |
| 176 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 177 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 178 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 179 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
180 | |
| 181 | name = 'edns-do.spoof.edns-self.tests.powerdns.com.' | |
| 182 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=True) | |
| 183 | # dnsdist set RA = RD for spoofed responses | |
| 184 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 185 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
186 | expectedResponse.answer.append(dns.rrset.from_text(name, |
| 187 | 60, | |
| 188 | dns.rdataclass.IN, | |
| 189 | dns.rdatatype.A, | |
| 190 | '192.0.2.1', '192.0.2.2')) | |
| 191 | ||
| 6ca2e796 RG |
192 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 193 | sender = getattr(self, method) | |
| 194 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 195 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 196 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 197 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
198 | |
| 199 | def testWithEDNSNoOptions(self): | |
| 200 | """ | |
| 201 | EDNS on Self-Generated: EDNS with options in the query | |
| 202 | """ | |
| 203 | name = 'edns-options.rcode.edns-self.tests.powerdns.com.' | |
| 204 | ecso = clientsubnetoption.ClientSubnetOption('127.0.0.1', 24) | |
| 205 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, options=[ecso], payload=512, want_dnssec=True) | |
| 7af22479 | 206 | query.flags &= ~dns.flags.RD |
| d70d5ad3 | 207 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
208 | expectedResponse.set_rcode(dns.rcode.REFUSED) |
| 209 | ||
| 6ca2e796 RG |
210 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 211 | sender = getattr(self, method) | |
| 212 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 213 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 214 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 215 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
216 | |
| 217 | name = 'edns-options.tc.edns-self.tests.powerdns.com.' | |
| 218 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, options=[ecso], payload=512, want_dnssec=True) | |
| 955b9377 RG |
219 | # dnsdist sets RA = RD for TC responses |
| 220 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 221 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
222 | expectedResponse.flags |= dns.flags.TC |
| 223 | ||
| 0ea62cf0 RG |
224 | (_, receivedResponse) = self.sendUDPQuery(query, response=None, useQueue=False) |
| 225 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 226 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 227 | self.assertEqual(receivedResponse.payload, 1042) | |
| e7c732b8 RG |
228 | |
| 229 | name = 'edns-options.lua.edns-self.tests.powerdns.com.' | |
| 230 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, options=[ecso], payload=512, want_dnssec=True) | |
| d70d5ad3 | 231 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
232 | expectedResponse.set_rcode(dns.rcode.NXDOMAIN) |
| 233 | ||
| 6ca2e796 RG |
234 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 235 | sender = getattr(self, method) | |
| 236 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 237 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 238 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 239 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
240 | |
| 241 | name = 'edns-options.spoof.edns-self.tests.powerdns.com.' | |
| 242 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, options=[ecso], payload=512, want_dnssec=True) | |
| 243 | # dnsdist set RA = RD for spoofed responses | |
| 244 | query.flags &= ~dns.flags.RD | |
| d70d5ad3 | 245 | expectedResponse = dns.message.make_response(query, our_payload=1042) |
| e7c732b8 RG |
246 | expectedResponse.answer.append(dns.rrset.from_text(name, |
| 247 | 60, | |
| 248 | dns.rdataclass.IN, | |
| 249 | dns.rdatatype.A, | |
| 250 | '192.0.2.1', '192.0.2.2')) | |
| 251 | ||
| 6ca2e796 RG |
252 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 253 | sender = getattr(self, method) | |
| 254 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 255 | self.checkMessageEDNSWithoutOptions(expectedResponse, receivedResponse) | |
| 256 | self.assertTrue(receivedResponse.ednsflags & dns.flags.DO) | |
| 4bfebc93 | 257 | self.assertEqual(receivedResponse.payload, 1042) |
| e7c732b8 RG |
258 | |
| 259 | ||
| 260 | class TestEDNSSelfGeneratedDisabled(DNSDistTest): | |
| 261 | """ | |
| 262 | Check that dnsdist does not send EDNS data on | |
| 263 | self-generated (RCodeAction(), TCAction(), Lua..) when disabled | |
| 264 | """ | |
| 265 | ||
| 266 | _config_template = """ | |
| 267 | setAddEDNSToSelfGeneratedResponses(false) | |
| 268 | ||
| d3ec24f9 | 269 | addAction("rcode.edns-self-disabled.tests.powerdns.com.", RCodeAction(DNSRCode.REFUSED)) |
| e7c732b8 RG |
270 | addAction("tc.edns-self-disabled.tests.powerdns.com.", TCAction()) |
| 271 | ||
| 272 | function luarule(dq) | |
| 273 | return DNSAction.Nxdomain, "" | |
| 274 | end | |
| 275 | ||
| 955de53b | 276 | addAction("lua.edns-self-disabled.tests.powerdns.com.", LuaAction(luarule)) |
| e7c732b8 RG |
277 | |
| 278 | addAction("spoof.edns-self-disabled.tests.powerdns.com.", SpoofAction({'192.0.2.1', '192.0.2.2'})) | |
| 279 | ||
| 280 | setPayloadSizeOnSelfGeneratedAnswers(1042) | |
| 281 | ||
| 282 | newServer{address="127.0.0.1:%s"} | |
| 283 | """ | |
| 284 | ||
| 285 | def testWithEDNSNoDO(self): | |
| 286 | """ | |
| 287 | EDNS on Self-Generated (disabled): EDNS with DO=0 | |
| 288 | """ | |
| 289 | name = 'edns-no-do.rcode.edns-self-disabled.tests.powerdns.com.' | |
| 290 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 7af22479 | 291 | query.flags &= ~dns.flags.RD |
| e7c732b8 RG |
292 | expectedResponse = dns.message.make_response(query) |
| 293 | expectedResponse.set_rcode(dns.rcode.REFUSED) | |
| 294 | ||
| 6ca2e796 RG |
295 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 296 | sender = getattr(self, method) | |
| 297 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 298 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
299 | |
| 300 | name = 'edns-no-do.tc.edns-self-disabled.tests.powerdns.com.' | |
| 301 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 955b9377 RG |
302 | # dnsdist sets RA = RD for TC responses |
| 303 | query.flags &= ~dns.flags.RD | |
| e7c732b8 RG |
304 | expectedResponse = dns.message.make_response(query) |
| 305 | expectedResponse.flags |= dns.flags.TC | |
| 306 | ||
| 0ea62cf0 RG |
307 | (_, receivedResponse) = self.sendUDPQuery(query, response=None, useQueue=False) |
| 308 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
309 | |
| 310 | name = 'edns-no-do.lua.edns-self-disabled.tests.powerdns.com.' | |
| 311 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 312 | expectedResponse = dns.message.make_response(query) | |
| 313 | expectedResponse.set_rcode(dns.rcode.NXDOMAIN) | |
| 314 | ||
| 6ca2e796 RG |
315 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 316 | sender = getattr(self, method) | |
| 317 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 318 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) | |
| e7c732b8 RG |
319 | |
| 320 | name = 'edns-no-do.spoof.edns-self-disabled.tests.powerdns.com.' | |
| 321 | query = dns.message.make_query(name, 'A', 'IN', use_edns=True, payload=4096, want_dnssec=False) | |
| 322 | # dnsdist set RA = RD for spoofed responses | |
| 323 | query.flags &= ~dns.flags.RD | |
| 324 | expectedResponse = dns.message.make_response(query) | |
| 325 | expectedResponse.answer.append(dns.rrset.from_text(name, | |
| 326 | 60, | |
| 327 | dns.rdataclass.IN, | |
| 328 | dns.rdatatype.A, | |
| 329 | '192.0.2.1', '192.0.2.2')) | |
| 330 | ||
| 6ca2e796 RG |
331 | for method in ("sendUDPQuery", "sendTCPQuery"): |
| 332 | sender = getattr(self, method) | |
| 333 | (_, receivedResponse) = sender(query, response=None, useQueue=False) | |
| 334 | self.checkMessageNoEDNS(expectedResponse, receivedResponse) |