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// 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 <memory>
#include <string>
#include <vector>
#include "net/dns/dns_client.h"
#include "net/dns/dns_config.h"
#include "net/dns/dns_protocol.h"
#include "starboard/types.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_t 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_t 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_t 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_t 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_t 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_t 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_t 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_t 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 ResultType {
NODOMAIN, // Fail asynchronously with ERR_NAME_NOT_RESOLVED and NXDOMAIN.
FAIL, // Fail asynchronously with ERR_NAME_NOT_RESOLVED.
TIMEOUT, // Fail asynchronously with ERR_DNS_TIMEOUT.
EMPTY, // Return an empty response.
OK, // Return an IP address (the accompanying IP is an argument in the
// Result structure, or understood as localhost when unspecified).
};
struct Result {
explicit Result(const IPAddress& ip) : type(OK), ip(ip) {}
explicit Result(ResultType type) : type(type) {}
ResultType type;
IPAddress ip;
};
// If |delay| is true, matching transactions will be delayed until triggered
// by the consumer.
MockDnsClientRule(const std::string& prefix_arg,
uint16_t qtype_arg,
const Result& result_arg,
bool delay)
: result(result_arg),
prefix(prefix_arg),
qtype(qtype_arg),
delay(delay) {}
Result result;
std::string prefix;
uint16_t 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_;
std::unique_ptr<MockTransactionFactory> factory_;
std::unique_ptr<AddressSorter> address_sorter_;
};
} // namespace net
#endif // NET_DNS_DNS_TEST_UTIL_H_