1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
|
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef NET_DNS_DNS_TEST_UTIL_H_
#define NET_DNS_DNS_TEST_UTIL_H_
#include <string>
#include <vector>
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "net/dns/dns_client.h"
#include "net/dns/dns_config_service.h"
#include "net/dns/dns_protocol.h"
namespace net {
//-----------------------------------------------------------------------------
// Query/response set for www.google.com, ID is fixed to 0.
static const char kT0HostName[] = "www.google.com";
static const uint16 kT0Qtype = dns_protocol::kTypeA;
static const char kT0DnsName[] = {
0x03, 'w', 'w', 'w',
0x06, 'g', 'o', 'o', 'g', 'l', 'e',
0x03, 'c', 'o', 'm',
0x00
};
static const size_t kT0QuerySize = 32;
static const uint8 kT0ResponseDatagram[] = {
// response contains one CNAME for www.l.google.com and the following
// IP addresses: 74.125.226.{179,180,176,177,178}
0x00, 0x00, 0x81, 0x80, 0x00, 0x01, 0x00, 0x06,
0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77,
0x06, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x03,
0x63, 0x6f, 0x6d, 0x00, 0x00, 0x01, 0x00, 0x01,
0xc0, 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00, 0x01,
0x4d, 0x13, 0x00, 0x08, 0x03, 0x77, 0x77, 0x77,
0x01, 0x6c, 0xc0, 0x10, 0xc0, 0x2c, 0x00, 0x01,
0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04,
0x4a, 0x7d, 0xe2, 0xb3, 0xc0, 0x2c, 0x00, 0x01,
0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04,
0x4a, 0x7d, 0xe2, 0xb4, 0xc0, 0x2c, 0x00, 0x01,
0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04,
0x4a, 0x7d, 0xe2, 0xb0, 0xc0, 0x2c, 0x00, 0x01,
0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04,
0x4a, 0x7d, 0xe2, 0xb1, 0xc0, 0x2c, 0x00, 0x01,
0x00, 0x01, 0x00, 0x00, 0x00, 0xe4, 0x00, 0x04,
0x4a, 0x7d, 0xe2, 0xb2
};
static const char* const kT0IpAddresses[] = {
"74.125.226.179", "74.125.226.180", "74.125.226.176",
"74.125.226.177", "74.125.226.178"
};
static const char kT0CanonName[] = "www.l.google.com";
static const int kT0TTL = 0x000000e4;
// +1 for the CNAME record.
static const unsigned kT0RecordCount = arraysize(kT0IpAddresses) + 1;
//-----------------------------------------------------------------------------
// Query/response set for codereview.chromium.org, ID is fixed to 1.
static const char kT1HostName[] = "codereview.chromium.org";
static const uint16 kT1Qtype = dns_protocol::kTypeA;
static const char kT1DnsName[] = {
0x0a, 'c', 'o', 'd', 'e', 'r', 'e', 'v', 'i', 'e', 'w',
0x08, 'c', 'h', 'r', 'o', 'm', 'i', 'u', 'm',
0x03, 'o', 'r', 'g',
0x00
};
static const size_t kT1QuerySize = 41;
static const uint8 kT1ResponseDatagram[] = {
// response contains one CNAME for ghs.l.google.com and the following
// IP address: 64.233.169.121
0x00, 0x01, 0x81, 0x80, 0x00, 0x01, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x0a, 0x63, 0x6f, 0x64,
0x65, 0x72, 0x65, 0x76, 0x69, 0x65, 0x77, 0x08,
0x63, 0x68, 0x72, 0x6f, 0x6d, 0x69, 0x75, 0x6d,
0x03, 0x6f, 0x72, 0x67, 0x00, 0x00, 0x01, 0x00,
0x01, 0xc0, 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00,
0x01, 0x41, 0x75, 0x00, 0x12, 0x03, 0x67, 0x68,
0x73, 0x01, 0x6c, 0x06, 0x67, 0x6f, 0x6f, 0x67,
0x6c, 0x65, 0x03, 0x63, 0x6f, 0x6d, 0x00, 0xc0,
0x35, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x01,
0x0b, 0x00, 0x04, 0x40, 0xe9, 0xa9, 0x79
};
static const char* const kT1IpAddresses[] = {
"64.233.169.121"
};
static const char kT1CanonName[] = "ghs.l.google.com";
static const int kT1TTL = 0x0000010b;
// +1 for the CNAME record.
static const unsigned kT1RecordCount = arraysize(kT1IpAddresses) + 1;
//-----------------------------------------------------------------------------
// Query/response set for www.ccs.neu.edu, ID is fixed to 2.
static const char kT2HostName[] = "www.ccs.neu.edu";
static const uint16 kT2Qtype = dns_protocol::kTypeA;
static const char kT2DnsName[] = {
0x03, 'w', 'w', 'w',
0x03, 'c', 'c', 's',
0x03, 'n', 'e', 'u',
0x03, 'e', 'd', 'u',
0x00
};
static const size_t kT2QuerySize = 33;
static const uint8 kT2ResponseDatagram[] = {
// response contains one CNAME for vulcan.ccs.neu.edu and the following
// IP address: 129.10.116.81
0x00, 0x02, 0x81, 0x80, 0x00, 0x01, 0x00, 0x02,
0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77,
0x03, 0x63, 0x63, 0x73, 0x03, 0x6e, 0x65, 0x75,
0x03, 0x65, 0x64, 0x75, 0x00, 0x00, 0x01, 0x00,
0x01, 0xc0, 0x0c, 0x00, 0x05, 0x00, 0x01, 0x00,
0x00, 0x01, 0x2c, 0x00, 0x09, 0x06, 0x76, 0x75,
0x6c, 0x63, 0x61, 0x6e, 0xc0, 0x10, 0xc0, 0x2d,
0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x01, 0x2c,
0x00, 0x04, 0x81, 0x0a, 0x74, 0x51
};
static const char* const kT2IpAddresses[] = {
"129.10.116.81"
};
static const char kT2CanonName[] = "vulcan.ccs.neu.edu";
static const int kT2TTL = 0x0000012c;
// +1 for the CNAME record.
static const unsigned kT2RecordCount = arraysize(kT2IpAddresses) + 1;
//-----------------------------------------------------------------------------
// Query/response set for www.google.az, ID is fixed to 3.
static const char kT3HostName[] = "www.google.az";
static const uint16 kT3Qtype = dns_protocol::kTypeA;
static const char kT3DnsName[] = {
0x03, 'w', 'w', 'w',
0x06, 'g', 'o', 'o', 'g', 'l', 'e',
0x02, 'a', 'z',
0x00
};
static const size_t kT3QuerySize = 31;
static const uint8 kT3ResponseDatagram[] = {
// response contains www.google.com as CNAME for www.google.az and
// www.l.google.com as CNAME for www.google.com and the following
// IP addresses: 74.125.226.{178,179,180,176,177}
// The TTLs on the records are: 0x00015099, 0x00025099, 0x00000415,
// 0x00003015, 0x00002015, 0x00000015, 0x00001015.
// The last record is an imaginary TXT record for t.google.com.
0x00, 0x03, 0x81, 0x80, 0x00, 0x01, 0x00, 0x08,
0x00, 0x00, 0x00, 0x00, 0x03, 0x77, 0x77, 0x77,
0x06, 0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x02,
0x61, 0x7a, 0x00, 0x00, 0x01, 0x00, 0x01, 0xc0,
0x0c, 0x00, 0x05, 0x00, 0x01, 0x00, 0x01, 0x50,
0x99, 0x00, 0x10, 0x03, 0x77, 0x77, 0x77, 0x06,
0x67, 0x6f, 0x6f, 0x67, 0x6c, 0x65, 0x03, 0x63,
0x6f, 0x6d, 0x00, 0xc0, 0x2b, 0x00, 0x05, 0x00,
0x01, 0x00, 0x02, 0x50, 0x99, 0x00, 0x08, 0x03,
0x77, 0x77, 0x77, 0x01, 0x6c, 0xc0, 0x2f, 0xc0,
0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x04,
0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb2, 0xc0,
0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x30,
0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb3, 0xc0,
0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x20,
0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb4, 0xc0,
0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x00,
0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb0, 0xc0,
0x47, 0x00, 0x01, 0x00, 0x01, 0x00, 0x00, 0x10,
0x15, 0x00, 0x04, 0x4a, 0x7d, 0xe2, 0xb1, 0x01,
0x74, 0xc0, 0x2f, 0x00, 0x10, 0x00, 0x01, 0x00,
0x00, 0x00, 0x01, 0x00, 0x04, 0xde, 0xad, 0xfe,
0xed
};
static const char* const kT3IpAddresses[] = {
"74.125.226.178", "74.125.226.179", "74.125.226.180",
"74.125.226.176", "74.125.226.177"
};
static const char kT3CanonName[] = "www.l.google.com";
static const int kT3TTL = 0x00000015;
// +2 for the CNAME records, +1 for TXT record.
static const unsigned kT3RecordCount = arraysize(kT3IpAddresses) + 3;
class AddressSorter;
class DnsClient;
class MockTransactionFactory;
struct MockDnsClientRule {
enum Result {
FAIL, // Fail asynchronously with ERR_NAME_NOT_RESOLVED.
TIMEOUT, // Fail asynchronously with ERR_DNS_TIMEOUT.
EMPTY, // Return an empty response.
OK, // Return a response with loopback address.
};
// If |delay| is true, matching transactions will be delayed until triggered
// by the consumer.
MockDnsClientRule(const std::string& prefix_arg,
uint16 qtype_arg,
Result result_arg,
bool delay)
: result(result_arg), prefix(prefix_arg), qtype(qtype_arg),
delay(delay) {}
Result result;
std::string prefix;
uint16 qtype;
bool delay;
};
typedef std::vector<MockDnsClientRule> MockDnsClientRuleList;
// MockDnsClient provides MockTransactionFactory.
class MockDnsClient : public DnsClient {
public:
MockDnsClient(const DnsConfig& config, const MockDnsClientRuleList& rules);
~MockDnsClient() override;
// DnsClient interface:
void SetConfig(const DnsConfig& config) override;
const DnsConfig* GetConfig() const override;
DnsTransactionFactory* GetTransactionFactory() override;
AddressSorter* GetAddressSorter() override;
// Completes all DnsTransactions that were delayed by a rule.
void CompleteDelayedTransactions();
private:
DnsConfig config_;
scoped_ptr<MockTransactionFactory> factory_;
scoped_ptr<AddressSorter> address_sorter_;
};
} // namespace net
#endif // NET_DNS_DNS_TEST_UTIL_H_
|
