1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef NET_DNS_DNS_TEST_UTIL_H_ 6 #define NET_DNS_DNS_TEST_UTIL_H_ 7 8 #include <string> 9 #include <vector> 10 11 #include "base/basictypes.h" 12 #include "base/memory/scoped_ptr.h" 13 #include "net/dns/dns_config_service.h" 14 #include "net/dns/dns_protocol.h" 15 16 namespace net { 17 18 //----------------------------------------------------------------------------- 19 // Query/response set for www.google.com, ID is fixed to 0. 20 static const char kT0HostName[] = "www.google.com"; 21 static const uint16 kT0Qtype = dns_protocol::kTypeA; 22 static const char kT0DnsName[] = { 23 0x03, 'w', 'w', 'w', 24 0x06, 'g', 'o', 'o', 'g', 'l', 'e', 25 0x03, 'c', 'o', 'm', 26 0x00 27 }; 28 static const size_t kT0QuerySize = 32; 29 static const uint8 kT0ResponseDatagram[] = { 30 // response contains one CNAME for www.l.google.com and the following 31 // IP addresses: 74.125.226.{179,180,176,177,178} 32 0x00, 0x00, 0x81, 0x80, 0x00, 0x01, 0x00, 0x06, 33 0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77, 34 0x06, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x03, 35 0x63, 0x6f, 0x6d, 0x00, 0x00, 0x01, 0x00, 0x01, 36 0xc0, 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00, 0x01, 37 0x4d, 0x13, 0x00, 0x08, 0x03, 0x77, 0x77, 0x77, 38 0x01, 0x6c, 0xc0, 0x10, 0xc0, 0x2c, 0x00, 0x01, 39 0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04, 40 0x4a, 0x7d, 0xe2, 0xb3, 0xc0, 0x2c, 0x00, 0x01, 41 0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04, 42 0x4a, 0x7d, 0xe2, 0xb4, 0xc0, 0x2c, 0x00, 0x01, 43 0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04, 44 0x4a, 0x7d, 0xe2, 0xb0, 0xc0, 0x2c, 0x00, 0x01, 45 0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04, 46 0x4a, 0x7d, 0xe2, 0xb1, 0xc0, 0x2c, 0x00, 0x01, 47 0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04, 48 0x4a, 0x7d, 0xe2, 0xb2 49 }; 50 static const char* const kT0IpAddresses[] = { 51 "74.125.226.179", "74.125.226.180", "74.125.226.176", 52 "74.125.226.177", "74.125.226.178" 53 }; 54 static const char kT0CanonName[] = "www.l.google.com"; 55 static const int kT0TTL = 0x000000e4; 56 // +1 for the CNAME record. 57 static const unsigned kT0RecordCount = arraysize(kT0IpAddresses) + 1; 58 59 //----------------------------------------------------------------------------- 60 // Query/response set for codereview.chromium.org, ID is fixed to 1. 61 static const char kT1HostName[] = "codereview.chromium.org"; 62 static const uint16 kT1Qtype = dns_protocol::kTypeA; 63 static const char kT1DnsName[] = { 64 0x0a, 'c', 'o', 'd', 'e', 'r', 'e', 'v', 'i', 'e', 'w', 65 0x08, 'c', 'h', 'r', 'o', 'm', 'i', 'u', 'm', 66 0x03, 'o', 'r', 'g', 67 0x00 68 }; 69 static const size_t kT1QuerySize = 41; 70 static const uint8 kT1ResponseDatagram[] = { 71 // response contains one CNAME for ghs.l.google.com and the following 72 // IP address: 64.233.169.121 73 0x00, 0x01, 0x81, 0x80, 0x00, 0x01, 0x00, 0x02, 74 0x00, 0x00, 0x00, 0x00, 0x0a, 0x63, 0x6f, 0x64, 75 0x65, 0x72, 0x65, 0x76, 0x69, 0x65, 0x77, 0x08, 76 0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d, 77 0x03, 0x6f, 0x72, 0x67, 0x00, 0x00, 0x01, 0x00, 78 0x01, 0xc0, 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00, 79 0x01, 0x41, 0x75, 0x00, 0x12, 0x03, 0x67, 0x68, 80 0x73, 0x01, 0x6c, 0x06, 0x67, 0x6f, 0x6f, 0x67, 81 0x6c, 0x65, 0x03, 0x63, 0x6f, 0x6d, 0x00, 0xc0, 82 0x35, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x01, 83 0x0b, 0x00, 0x04, 0x40, 0xe9, 0xa9, 0x79 84 }; 85 static const char* const kT1IpAddresses[] = { 86 "64.233.169.121" 87 }; 88 static const char kT1CanonName[] = "ghs.l.google.com"; 89 static const int kT1TTL = 0x0000010b; 90 // +1 for the CNAME record. 91 static const unsigned kT1RecordCount = arraysize(kT1IpAddresses) + 1; 92 93 //----------------------------------------------------------------------------- 94 // Query/response set for www.ccs.neu.edu, ID is fixed to 2. 95 static const char kT2HostName[] = "www.ccs.neu.edu"; 96 static const uint16 kT2Qtype = dns_protocol::kTypeA; 97 static const char kT2DnsName[] = { 98 0x03, 'w', 'w', 'w', 99 0x03, 'c', 'c', 's', 100 0x03, 'n', 'e', 'u', 101 0x03, 'e', 'd', 'u', 102 0x00 103 }; 104 static const size_t kT2QuerySize = 33; 105 static const uint8 kT2ResponseDatagram[] = { 106 // response contains one CNAME for vulcan.ccs.neu.edu and the following 107 // IP address: 129.10.116.81 108 0x00, 0x02, 0x81, 0x80, 0x00, 0x01, 0x00, 0x02, 109 0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77, 110 0x03, 0x63, 0x63, 0x73, 0x03, 0x6e, 0x65, 0x75, 111 0x03, 0x65, 0x64, 0x75, 0x00, 0x00, 0x01, 0x00, 112 0x01, 0xc0, 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00, 113 0x00, 0x01, 0x2c, 0x00, 0x09, 0x06, 0x76, 0x75, 114 0x6c, 0x63, 0x61, 0x6e, 0xc0, 0x10, 0xc0, 0x2d, 115 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x01, 0x2c, 116 0x00, 0x04, 0x81, 0x0a, 0x74, 0x51 117 }; 118 static const char* const kT2IpAddresses[] = { 119 "129.10.116.81" 120 }; 121 static const char kT2CanonName[] = "vulcan.ccs.neu.edu"; 122 static const int kT2TTL = 0x0000012c; 123 // +1 for the CNAME record. 124 static const unsigned kT2RecordCount = arraysize(kT2IpAddresses) + 1; 125 126 //----------------------------------------------------------------------------- 127 // Query/response set for www.google.az, ID is fixed to 3. 128 static const char kT3HostName[] = "www.google.az"; 129 static const uint16 kT3Qtype = dns_protocol::kTypeA; 130 static const char kT3DnsName[] = { 131 0x03, 'w', 'w', 'w', 132 0x06, 'g', 'o', 'o', 'g', 'l', 'e', 133 0x02, 'a', 'z', 134 0x00 135 }; 136 static const size_t kT3QuerySize = 31; 137 static const uint8 kT3ResponseDatagram[] = { 138 // response contains www.google.com as CNAME for www.google.az and 139 // www.l.google.com as CNAME for www.google.com and the following 140 // IP addresses: 74.125.226.{178,179,180,176,177} 141 // The TTLs on the records are: 0x00015099, 0x00025099, 0x00000415, 142 // 0x00003015, 0x00002015, 0x00000015, 0x00001015. 143 // The last record is an imaginary TXT record for t.google.com. 144 0x00, 0x03, 0x81, 0x80, 0x00, 0x01, 0x00, 0x08, 145 0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77, 146 0x06, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x02, 147 0x61, 0x7a, 0x00, 0x00, 0x01, 0x00, 0x01, 0xc0, 148 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00, 0x01, 0x50, 149 0x99, 0x00, 0x10, 0x03, 0x77, 0x77, 0x77, 0x06, 150 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x03, 0x63, 151 0x6f, 0x6d, 0x00, 0xc0, 0x2b, 0x00, 0x05, 0x00, 152 0x01, 0x00, 0x02, 0x50, 0x99, 0x00, 0x08, 0x03, 153 0x77, 0x77, 0x77, 0x01, 0x6c, 0xc0, 0x2f, 0xc0, 154 0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x04, 155 0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb2, 0xc0, 156 0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x30, 157 0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb3, 0xc0, 158 0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x20, 159 0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb4, 0xc0, 160 0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00, 161 0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb0, 0xc0, 162 0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x10, 163 0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb1, 0x01, 164 0x74, 0xc0, 0x2f, 0x00, 0x10, 0x00, 0x01, 0x00, 165 0x00, 0x00, 0x01, 0x00, 0x04, 0xde, 0xad, 0xfe, 166 0xed 167 }; 168 static const char* const kT3IpAddresses[] = { 169 "74.125.226.178", "74.125.226.179", "74.125.226.180", 170 "74.125.226.176", "74.125.226.177" 171 }; 172 static const char kT3CanonName[] = "www.l.google.com"; 173 static const int kT3TTL = 0x00000015; 174 // +2 for the CNAME records, +1 for TXT record. 175 static const unsigned kT3RecordCount = arraysize(kT3IpAddresses) + 3; 176 177 class DnsClient; 178 179 struct MockDnsClientRule { 180 enum Result { 181 FAIL, // Fail asynchronously with ERR_NAME_NOT_RESOLVED. 182 TIMEOUT, // Fail asynchronously with ERR_DNS_TIMEOUT. 183 EMPTY, // Return an empty response. 184 OK, // Return a response with loopback address. 185 }; 186 187 MockDnsClientRule(const std::string& prefix_arg, 188 uint16 qtype_arg, 189 Result result_arg) 190 : result(result_arg), prefix(prefix_arg), qtype(qtype_arg) { } 191 192 Result result; 193 std::string prefix; 194 uint16 qtype; 195 }; 196 197 typedef std::vector<MockDnsClientRule> MockDnsClientRuleList; 198 199 // Creates mock DnsClient for testing HostResolverImpl. 200 scoped_ptr<DnsClient> CreateMockDnsClient(const DnsConfig& config, 201 const MockDnsClientRuleList& rules); 202 203 } // namespace net 204 205 #endif // NET_DNS_DNS_TEST_UTIL_H_ 206