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/*
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/*
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 *
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 *
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 *  Copyright (C) 2010  Mattias Runge
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 *  Copyright (C) 2010  Mattias Runge
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 *
4
 *
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 *  This program is free software; you can redistribute it and/or modify
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 *  This program is free software; you can redistribute it and/or modify
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 *  it under the terms of the GNU General Public License as published by
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 *  it under the terms of the GNU General Public License as published by
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 *  the Free Software Foundation; either version 2 of the License, or
7
 *  the Free Software Foundation; either version 2 of the License, or
8
 *  (at your option) any later version.
8
 *  (at your option) any later version.
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 *
9
 *
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 *  This program is distributed in the hope that it will be useful,
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 *  This program is distributed in the hope that it will be useful,
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 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
11
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 *  GNU General Public License for more details.
13
 *  GNU General Public License for more details.
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 *
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 *
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 *  You should have received a copy of the GNU General Public License along
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 *  You should have received a copy of the GNU General Public License along
16
 *  with this program; if not, write to the Free Software Foundation, Inc.,
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 *  with this program; if not, write to the Free Software Foundation, Inc.,
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 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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 *  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 *
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 */
19
 */
20
 
20
 
21
#include "Manager.h"
21
#include "Manager.h"
22
 
22
 
23
#include <iostream>
23
#include <iostream>
24
 
24
 
25
#include <boost/lexical_cast.hpp>
25
#include <boost/lexical_cast.hpp>
26
#include <boost/bind.hpp>
26
#include <boost/bind.hpp>
27
#include <boost/cast.hpp>
27
#include <boost/cast.hpp>
28
 
28
 
29
namespace atom {
29
namespace atom {
30
namespace net {
30
namespace net {
31
 
31
 
32
Manager::Pointer Manager::instance_;
32
Manager::Pointer Manager::instance_;
33
   
33
   
34
logging::Logger Manager::LOG("net::Manager");
34
logging::Logger Manager::LOG("net::Manager");
35
 
35
 
36
Manager::Manager()
36
Manager::Manager()
37
{
37
{
38
 
38
 
39
}
39
}
40
 
40
 
41
Manager::~Manager()
41
Manager::~Manager()
42
{
42
{
43
    this->Stop();
43
    this->Stop();
44
 
44
 
45
    this->clients_.clear();
45
    this->clients_.clear();
46
}
46
}
47
 
47
 
48
Manager::Pointer Manager::Instance()
48
Manager::Pointer Manager::Instance()
49
{
49
{
50
    return Manager::instance_;
50
    return Manager::instance_;
51
}
51
}
52
 
52
 
53
void Manager::Create()
53
void Manager::Create()
54
{
54
{
55
    Manager::instance_ = Manager::Pointer(new Manager());
55
    Manager::instance_ = Manager::Pointer(new Manager());
56
}
56
}
57
 
57
 
58
void Manager::Delete()
58
void Manager::Delete()
59
{
59
{
60
    Manager::instance_.reset();
60
    Manager::instance_.reset();
61
}
61
}
62
 
62
 
63
void Manager::ConnectSlots(const SignalOnNewState::slot_type& slot_on_new_state, const SignalOnNewData::slot_type& slot_on_new_data)
63
void Manager::ConnectSlots(const SignalOnNewState::slot_type& slot_on_new_state, const SignalOnNewData::slot_type& slot_on_new_data)
64
{
64
{
65
    this->signal_on_new_state_.connect(slot_on_new_state);
65
    this->signal_on_new_state_.connect(slot_on_new_state);
66
    this->signal_on_new_data_.connect(slot_on_new_data);
66
    this->signal_on_new_data_.connect(slot_on_new_data);
67
}
67
}
68
 
68
 
69
void Manager::SlotOnNewState(ClientId client_id, ServerId server_id, ClientState client_state)
69
void Manager::SlotOnNewState(SocketId client_id, SocketId server_id, ClientState client_state)
70
{
70
{
71
    if (client_state == CLIENT_STATE_DISCONNECTED)
71
    if (client_state == CLIENT_STATE_DISCONNECTED)
72
    {
72
    {
73
        this->clients_.erase(client_id);
73
        this->clients_.erase(client_id);
74
    }
74
    }
75
    else if (client_state == CLIENT_STATE_ACCEPTED)
75
    else if (client_state == CLIENT_STATE_ACCEPTED)
76
    {
76
    {
77
        ClientList::iterator it = this->clients_.find(client_id);
77
        ClientList::iterator it = this->clients_.find(client_id);
78
       
78
       
79
        if (it != this->clients_.end())
79
        if (it != this->clients_.end())
80
        {
80
        {
81
            TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), it->second->GetServerId()));
81
            TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeSocketId(), it->second->GetServerId()));
82
           
82
           
83
            client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
83
            client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
84
                                 Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
84
                                 Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
85
           
85
           
86
            client->Accept(boost::polymorphic_downcast<TcpClient*>(it->second.get())->ReleaseAcceptor());
86
            client->Accept(boost::polymorphic_downcast<TcpClient*>(it->second.get())->ReleaseAcceptor());
87
           
87
           
88
            this->clients_[client->GetId()] = client;
88
            this->clients_[client->GetId()] = client;
89
           
89
           
90
            this->signal_on_new_state_(client_id, server_id, CLIENT_STATE_CONNECTED);
90
            this->signal_on_new_state_(client_id, server_id, CLIENT_STATE_CONNECTED);
91
            return;
91
            return;
92
        }
92
        }
93
        else
93
        else
94
        {
94
        {
95
            throw std::runtime_error("Accepted unknown client!");
95
            throw std::runtime_error("Accepted unknown client!");
96
        }
96
        }
97
    }
97
    }
98
   
98
   
99
    this->signal_on_new_state_(client_id, server_id, client_state);
99
    this->signal_on_new_state_(client_id, server_id, client_state);
100
}
100
}
101
 
101
 
102
void Manager::SlotOnNewData(ClientId client_id, ServerId server_id, common::Byteset data)
102
void Manager::SlotOnNewData(SocketId client_id, SocketId server_id, common::Byteset data)
103
{
103
{
104
    this->signal_on_new_data_(client_id, server_id, data);
104
    this->signal_on_new_data_(client_id, server_id, data);
105
}
105
}
106
 
106
 
107
ServerId Manager::GetFreeServerId()
107
SocketId Manager::GetFreeSocketId()
108
{
108
{
109
    ServerId server_id = 1;
109
    SocketId id = 1;
110
   
110
   
111
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
111
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
112
    {
112
    {
113
        if (it->second->GetServerId() != server_id)
113
        if (it->second->GetServerId() != id && this->clients_.find(id) == this->clients_.end())
114
        {
114
        {
115
            return server_id;
115
            return id;
116
        }
116
        }
117
       
117
       
118
        server_id++;
118
        id++;
119
    }
119
    }
120
   
120
   
121
    return server_id;
121
    return id;
122
}
122
}
123
 
123
 
124
ClientId Manager::GetFreeClientId()
-
 
125
{
-
 
126
    ClientId client_id = 1;
-
 
127
   
-
 
128
    while (this->clients_.find(client_id) != this->clients_.end())
-
 
129
    {
-
 
130
        client_id++;
-
 
131
    }
-
 
132
   
-
 
133
    return client_id;
-
 
134
}
-
 
135
 
-
 
136
ServerId Manager::StartServer(Protocol protocol, unsigned int port)
124
SocketId Manager::StartServer(Protocol protocol, unsigned int port)
137
{
125
{
138
    if (protocol != PROTOCOL_TCP)
126
    if (protocol != PROTOCOL_TCP)
139
    {
127
    {
140
        throw std::runtime_error("Can not start server for the Serial or UDP protocol!");
128
        throw std::runtime_error("Can not start server for the Serial or UDP protocol!");
141
        return 0;
129
        return 0;
142
    }
130
    }
143
   
131
   
144
    TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), this->GetFreeServerId()));
132
    TcpClient::Pointer client = TcpClient::Pointer(new TcpClient(this->io_service_, this->GetFreeSocketId(), this->GetFreeSocketId()));
145
   
133
   
146
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
134
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
147
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
135
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
148
   
136
   
149
    TcpClient::AcceptorPointer acceptor = TcpClient::AcceptorPointer(new boost::asio::ip::tcp::acceptor(this->io_service_, boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port)));    
137
    TcpClient::AcceptorPointer acceptor = TcpClient::AcceptorPointer(new boost::asio::ip::tcp::acceptor(this->io_service_, boost::asio::ip::tcp::endpoint(boost::asio::ip::tcp::v4(), port)));    
150
 
138
 
151
    client->Accept(acceptor);
139
    client->Accept(acceptor);
152
   
140
   
153
    this->clients_[client->GetId()] = client;
141
    this->clients_[client->GetId()] = client;
154
   
142
   
155
    return client->GetServerId();
143
    return client->GetServerId();
156
}
144
}
157
 
145
 
158
ClientId Manager::Connect(Protocol protocol, std::string address, unsigned int port_or_baud)
146
SocketId Manager::Connect(Protocol protocol, std::string address, unsigned int port_or_baud)
159
{
147
{
160
    Client::Pointer client;
148
    Client::Pointer client;
161
   
149
   
162
    switch (protocol)
150
    switch (protocol)
163
    {
151
    {
164
        case PROTOCOL_TCP:
152
        case PROTOCOL_TCP:
165
        {
153
        {
166
            client = Client::Pointer(new TcpClient(this->io_service_, this->GetFreeClientId(), 0));
154
            client = Client::Pointer(new TcpClient(this->io_service_, this->GetFreeSocketId(), 0));
167
            break;
155
            break;
168
        }
156
        }
169
        case PROTOCOL_UDP:
157
        case PROTOCOL_UDP:
170
        {
158
        {
171
            client = Client::Pointer(new UdpClient(this->io_service_, this->GetFreeClientId(), 0));
159
            client = Client::Pointer(new UdpClient(this->io_service_, this->GetFreeSocketId(), 0));
172
            break;
160
            break;
173
        }
161
        }
174
        case PROTOCOL_SERIAL:
162
        case PROTOCOL_SERIAL:
175
        {
163
        {
176
            client = Client::Pointer(new SerialClient(this->io_service_, this->GetFreeClientId(), 0));
164
            client = Client::Pointer(new SerialClient(this->io_service_, this->GetFreeSocketId(), 0));
177
            break;
165
            break;
178
        }
166
        }
179
        default:
167
        default:
180
        {
168
        {
181
            throw std::runtime_error("Invalid protocol specified!");
169
            throw std::runtime_error("Invalid protocol specified!");
182
            return 0;
170
            return 0;
183
        }
171
        }
184
    }
172
    }
185
   
173
   
186
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
174
    client->ConnectSlots(Client::SignalOnNewState::slot_type(&Manager::SlotOnNewState, this, _1, _2, _3).track(Manager::instance_),
187
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
175
                         Client::SignalOnNewData::slot_type(&Manager::SlotOnNewData, this, _1, _2, _3).track(Manager::instance_));
188
   
176
   
189
    client->Connect(address, port_or_baud);
177
    client->Connect(address, port_or_baud);
190
   
178
   
191
    this->clients_[client->GetId()] = client;
179
    this->clients_[client->GetId()] = client;
192
   
180
   
193
    return client->GetId();
181
    return client->GetId();
194
}
182
}
195
 
183
 
196
void Manager::SendToAll(ServerId server_id, common::Byteset data)
184
void Manager::SendToAll(SocketId server_id, common::Byteset data)
197
{
185
{
198
    this->io_service_.post(boost::bind(&Manager::SendToAllHandler, this, server_id, data));
186
    this->io_service_.post(boost::bind(&Manager::SendToAllHandler, this, server_id, data));
199
}
187
}
200
 
188
 
201
void Manager::SendTo(ClientId client_id, common::Byteset data)
189
void Manager::SendTo(SocketId client_id, common::Byteset data)
202
{
190
{
203
    this->io_service_.post(boost::bind(&Manager::SendToHandler, this, client_id, data));
191
    this->io_service_.post(boost::bind(&Manager::SendToHandler, this, client_id, data));
204
}
192
}
205
 
193
 
206
void Manager::StopServer(ServerId server_id)
194
void Manager::StopServer(SocketId server_id)
207
{
195
{
208
    this->io_service_.post(boost::bind(&Manager::StopServerHandler, this, server_id));
196
    this->io_service_.post(boost::bind(&Manager::StopServerHandler, this, server_id));
209
}
197
}
210
 
198
 
211
void Manager::Disconnect(ClientId client_id)
199
void Manager::Disconnect(SocketId client_id)
212
{
200
{
213
    this->io_service_.post(boost::bind(&Manager::DisconnectHandler, this, client_id));
201
    this->io_service_.post(boost::bind(&Manager::DisconnectHandler, this, client_id));
214
}
202
}
215
 
203
 
216
void Manager::SendToAllHandler(ServerId server_id, common::Byteset data)
204
void Manager::SendToAllHandler(SocketId server_id, common::Byteset data)
217
{
205
{
218
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
206
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
219
    {
207
    {
220
        if (it->second->GetServerId() == server_id)
208
        if (it->second->GetServerId() == server_id)
221
        {
209
        {
222
            it->second->Send(data);
210
            it->second->Send(data);
223
        }
211
        }
224
    }
212
    }
225
}
213
}
226
 
214
 
227
void Manager::SendToHandler(ClientId client_id, common::Byteset data)
215
void Manager::SendToHandler(SocketId client_id, common::Byteset data)
228
{
216
{
229
    ClientList::iterator it = this->clients_.find(client_id);
217
    ClientList::iterator it = this->clients_.find(client_id);
230
 
218
 
231
    if (it != this->clients_.end())
219
    if (it != this->clients_.end())
232
    {
220
    {
233
        it->second->Send(data);
221
        it->second->Send(data);
234
    }
222
    }
235
}
223
}
236
 
224
 
237
void Manager::StopServerHandler(ServerId server_id)
225
void Manager::StopServerHandler(SocketId server_id)
238
{
226
{
239
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
227
    for (ClientList::iterator it = this->clients_.begin(); it != this->clients_.end(); it++)
240
    {
228
    {
241
        if (it->second->GetServerId() == server_id)
229
        if (it->second->GetServerId() == server_id)
242
        {
230
        {
243
            it->second->Stop();
231
            it->second->Stop();
244
        }
232
        }
245
    }
233
    }
246
}
234
}
247
 
235
 
248
void Manager::DisconnectHandler(ClientId client_id)
236
void Manager::DisconnectHandler(SocketId client_id)
249
{
237
{
250
    ClientList::iterator it = this->clients_.find(client_id);
238
    ClientList::iterator it = this->clients_.find(client_id);
251
   
239
   
252
    if (it != this->clients_.end())
240
    if (it != this->clients_.end())
253
    {
241
    {
254
        it->second->Disconnect();
242
        it->second->Disconnect();
255
    }
243
    }
256
}
244
}
257
 
245
 
258
}; // namespace net
246
}; // namespace net
259
}; // namespace atom
247
}; // namespace atom
260
 
248