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
|
/*
* Copyright 2012 - 2019 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.database.StatisticsManager;
import org.traccar.helper.DateUtil;
import org.traccar.model.Position;
import java.sql.SQLException;
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(GeocoderHandler.class);
private static final String DEFAULT_LOGGER_ATTRIBUTES = "time,position,speed,course,accuracy,result";
private final Set<String> connectionlessProtocols = new HashSet<>();
private final Set<String> logAttributes = new LinkedHashSet<>();
public MainEventHandler() {
String connectionlessProtocolList = Context.getConfig().getString("status.ignoreOffline");
if (connectionlessProtocolList != null) {
connectionlessProtocols.addAll(Arrays.asList(connectionlessProtocolList.split(",")));
}
logAttributes.addAll(Arrays.asList(
Context.getConfig().getString("logger.attributes", DEFAULT_LOGGER_ATTRIBUTES).split(",")));
}
@Override
public void channelRead(ChannelHandlerContext ctx, Object msg) {
if (msg instanceof Position) {
Position position = (Position) msg;
try {
Context.getDeviceManager().updateLatestPosition(position);
} catch (SQLException error) {
LOGGER.warn("Failed to update device", error);
}
String uniqueId = Context.getIdentityManager().getById(position.getDeviceId()).getUniqueId();
StringBuilder builder = new StringBuilder();
builder.append(formatChannel(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());
}
}
private static String formatChannel(Channel channel) {
return String.format("[%s]", channel.id().asShortText());
}
@Override
public void channelActive(ChannelHandlerContext ctx) {
if (!(ctx.channel() instanceof DatagramChannel)) {
LOGGER.info(formatChannel(ctx.channel()) + " connected");
}
}
@Override
public void channelInactive(ChannelHandlerContext ctx) {
LOGGER.info(formatChannel(ctx.channel()) + " disconnected");
closeChannel(ctx.channel());
if (BasePipelineFactory.getHandler(ctx.pipeline(), HttpRequestDecoder.class) == null
&& !connectionlessProtocols.contains(ctx.pipeline().get(BaseProtocolDecoder.class).getProtocolName())) {
Context.getConnectionManager().removeActiveDevice(ctx.channel());
}
}
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
while (cause.getCause() != null && cause.getCause() != cause) {
cause = cause.getCause();
}
LOGGER.warn(formatChannel(ctx.channel()) + " error", cause);
closeChannel(ctx.channel());
}
@Override
public void userEventTriggered(ChannelHandlerContext ctx, Object evt) {
if (evt instanceof IdleStateEvent) {
LOGGER.info(formatChannel(ctx.channel()) + " timed out");
closeChannel(ctx.channel());
}
}
private void closeChannel(Channel channel) {
if (!(channel instanceof DatagramChannel)) {
channel.close();
}
}
}
|
