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
|
/*
* Copyright 2012 - 2022 Anton Tananaev (anton@traccar.org)
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.traccar;
import io.netty.channel.Channel;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelInboundHandlerAdapter;
import io.netty.channel.socket.DatagramChannel;
import io.netty.handler.codec.http.HttpRequestDecoder;
import io.netty.handler.timeout.IdleStateEvent;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.traccar.config.Config;
import org.traccar.config.Keys;
import org.traccar.database.StatisticsManager;
import org.traccar.helper.DateUtil;
import org.traccar.helper.NetworkUtil;
import org.traccar.helper.model.PositionUtil;
import org.traccar.model.Device;
import org.traccar.model.Position;
import org.traccar.session.ConnectionManager;
import org.traccar.session.cache.CacheManager;
import org.traccar.storage.Storage;
import org.traccar.storage.StorageException;
import org.traccar.storage.query.Columns;
import org.traccar.storage.query.Condition;
import org.traccar.storage.query.Request;
import javax.inject.Inject;
import java.util.Arrays;
import java.util.HashSet;
import java.util.LinkedHashSet;
import java.util.Set;
public class MainEventHandler extends ChannelInboundHandlerAdapter {
private static final Logger LOGGER = LoggerFactory.getLogger(MainEventHandler.class);
private final Set<String> connectionlessProtocols = new HashSet<>();
private final Set<String> logAttributes = new LinkedHashSet<>();
private final CacheManager cacheManager;
private final Storage storage;
private final ConnectionManager connectionManager;
@Inject
public MainEventHandler(
Config config, CacheManager cacheManager, Storage storage, ConnectionManager connectionManager) {
this.cacheManager = cacheManager;
this.storage = storage;
this.connectionManager = connectionManager;
String connectionlessProtocolList = config.getString(Keys.STATUS_IGNORE_OFFLINE);
if (connectionlessProtocolList != null) {
connectionlessProtocols.addAll(Arrays.asList(connectionlessProtocolList.split("[, ]")));
}
logAttributes.addAll(Arrays.asList(config.getString(Keys.LOGGER_ATTRIBUTES).split("[, ]")));
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
if (msg instanceof Position) {
Position position = (Position) msg;
try {
if (PositionUtil.isLatest(cacheManager, position)) {
Device device = new Device();
device.setId(position.getDeviceId());
device.setPositionId(position.getId());
storage.updateObject(device, new Request(
new Columns.Include("positionId"),
new Condition.Equals("id", "id")));
cacheManager.updatePosition(position);
cacheManager.getObject(Device.class, position.getDeviceId()).setPositionId(position.getId());
connectionManager.updatePosition(position);
}
} catch (StorageException error) {
LOGGER.warn("Failed to update device", error);
}
String uniqueId = Context.getIdentityManager().getById(position.getDeviceId()).getUniqueId();
StringBuilder builder = new StringBuilder();
builder.append("[").append(NetworkUtil.session(ctx.channel())).append("] ");
builder.append("id: ").append(uniqueId);
for (String attribute : logAttributes) {
switch (attribute) {
case "time":
builder.append(", time: ").append(DateUtil.formatDate(position.getFixTime(), false));
break;
case "position":
builder.append(", lat: ").append(String.format("%.5f", position.getLatitude()));
builder.append(", lon: ").append(String.format("%.5f", position.getLongitude()));
break;
case "speed":
if (position.getSpeed() > 0) {
builder.append(", speed: ").append(String.format("%.1f", position.getSpeed()));
}
break;
case "course":
builder.append(", course: ").append(String.format("%.1f", position.getCourse()));
break;
case "accuracy":
if (position.getAccuracy() > 0) {
builder.append(", accuracy: ").append(String.format("%.1f", position.getAccuracy()));
}
break;
case "outdated":
if (position.getOutdated()) {
builder.append(", outdated");
}
break;
case "invalid":
if (!position.getValid()) {
builder.append(", invalid");
}
break;
default:
Object value = position.getAttributes().get(attribute);
if (value != null) {
builder.append(", ").append(attribute).append(": ").append(value);
}
break;
}
}
LOGGER.info(builder.toString());
Main.getInjector().getInstance(StatisticsManager.class)
.registerMessageStored(position.getDeviceId(), position.getProtocol());
}
}
@Override
public void channelActive(ChannelHandlerContext ctx) {
if (!(ctx.channel() instanceof DatagramChannel)) {
LOGGER.info("[{}] connected", NetworkUtil.session(ctx.channel()));
}
}
@Override
public void channelInactive(ChannelHandlerContext ctx) {
LOGGER.info("[{}] disconnected", NetworkUtil.session(ctx.channel()));
closeChannel(ctx.channel());
if (BasePipelineFactory.getHandler(ctx.pipeline(), HttpRequestDecoder.class) == null
&& !connectionlessProtocols.contains(ctx.pipeline().get(BaseProtocolDecoder.class).getProtocolName())) {
connectionManager.deviceDisconnected(ctx.channel());
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
while (cause.getCause() != null && cause.getCause() != cause) {
cause = cause.getCause();
}
LOGGER.info("[{}] error", NetworkUtil.session(ctx.channel()), cause);
closeChannel(ctx.channel());
}
@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) {
if (evt instanceof IdleStateEvent) {
LOGGER.info("[{}] timed out", NetworkUtil.session(ctx.channel()));
closeChannel(ctx.channel());
}
}
private void closeChannel(Channel channel) {
if (!(channel instanceof DatagramChannel)) {
channel.close();
}
}
}
|
