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
|
/// @file
/// @author rfree (current maintainer in monero.cc project)
/// @brief This is the place to implement our handlers for protocol network actions, e.g. for ratelimit for download-requests
// Copyright (c) 2014-2017, The Monero Project
//
// All rights reserved.
//
// Redistribution and use in source and binary forms, with or without modification, are
// permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this list of
// conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice, this list
// of conditions and the following disclaimer in the documentation and/or other
// materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its contributors may be
// used to endorse or promote products derived from this software without specific
// prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
// MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
// THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
// PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
// STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF
// THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include <boost/asio.hpp>
#include <string>
#include <vector>
#include <boost/noncopyable.hpp>
#include <boost/shared_ptr.hpp>
#include <atomic>
#include <boost/asio.hpp>
#include <boost/array.hpp>
#include <boost/noncopyable.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/enable_shared_from_this.hpp>
#include <boost/interprocess/detail/atomic.hpp>
#include <boost/thread/thread.hpp>
#include <memory>
#include "syncobj.h"
#include "net/net_utils_base.h"
#include "misc_log_ex.h"
#include <boost/lambda/bind.hpp>
#include <boost/lambda/lambda.hpp>
#include <boost/uuid/random_generator.hpp>
#include <boost/chrono.hpp>
#include <boost/utility/value_init.hpp>
#include <boost/asio/deadline_timer.hpp>
#include <boost/date_time/posix_time/posix_time.hpp>
#include <boost/thread/thread.hpp>
#include "misc_language.h"
#include "pragma_comp_defs.h"
#include <sstream>
#include <iomanip>
#include <algorithm>
#include <boost/asio/basic_socket.hpp>
#include <boost/asio/ip/unicast.hpp>
#include "cryptonote_protocol_handler.h"
#include "p2p/network_throttle.hpp"
#include "cryptonote_core/cryptonote_core.h" // e.g. for the send_stop_signal()
#undef MONERO_DEFAULT_LOG_CATEGORY
#define MONERO_DEFAULT_LOG_CATEGORY "net.cn"
// ################################################################################################
// ################################################################################################
// the "header part". Not separated out for .hpp because point of this modification is
// to rebuild just 1 translation unit while working on this code.
// (But maybe common parts will be separated out later though - if needed)
// ################################################################################################
// ################################################################################################
namespace cryptonote {
class cryptonote_protocol_handler_base_pimpl { // placeholer if needed
public:
};
} // namespace
// ################################################################################################
// ################################################################################################
// ################################################################################################
// ################################################################################################
namespace cryptonote {
double cryptonote_protocol_handler_base::estimate_one_block_size() noexcept { // for estimating size of blocks to downloa
const double size_min = 500; // XXX 500
//const int history_len = 20; // how many blocks to average over
double avg=0;
try {
avg = get_avg_block_size(/*history_len*/);
} catch (...) { }
avg = std::max( size_min , avg);
return avg;
}
cryptonote_protocol_handler_base::cryptonote_protocol_handler_base() {
}
cryptonote_protocol_handler_base::~cryptonote_protocol_handler_base() {
}
void cryptonote_protocol_handler_base::handler_request_blocks_history(std::list<crypto::hash>& ids) {
using namespace epee::net_utils;
MDEBUG("### ~~~RRRR~~~~ ### sending request (type 2), limit = " << ids.size());
MDEBUG("RATE LIMIT NOT IMPLEMENTED HERE YET (download at unlimited speed?)");
// TODO
}
void cryptonote_protocol_handler_base::handler_response_blocks_now(size_t packet_size) {
using namespace epee::net_utils;
double delay=0; // will be calculated
MDEBUG("Packet size: " << packet_size);
do
{ // rate limiting
//XXX
/*if (::cryptonote::core::get_is_stopping()) {
MDEBUG("We are stopping - so abort sleep");
return;
}*/
/*if (m_was_shutdown) {
MDEBUG("m_was_shutdown - so abort sleep");
return;
}*/
{
CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out );
delay = network_throttle_manager::get_global_throttle_out().get_sleep_time_after_tick( packet_size ); // decission from global
}
delay *= 0.50;
//delay = 0; // XXX
if (delay > 0) {
//delay += rand2*0.1;
long int ms = (long int)(delay * 1000);
MDEBUG("Sleeping for " << ms << " ms before packet_size="<<packet_size); // XXX debug sleep
boost::this_thread::sleep(boost::posix_time::milliseconds( ms ) ); // TODO randomize sleeps
}
} while(delay > 0);
// XXX LATER XXX
{
CRITICAL_REGION_LOCAL( network_throttle_manager::m_lock_get_global_throttle_out );
network_throttle_manager::get_global_throttle_out().handle_trafic_tcp( packet_size ); // increase counter - global
//epee::critical_region_t<decltype(m_throttle_global_lock)> guard(m_throttle_global_lock); // *** critical ***
//m_throttle_global.m_out.handle_trafic_tcp( packet_size ); // increase counter - global
}
}
} // namespace
|
