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authorAnton Tananaev <anton.tananaev@gmail.com>2014-05-25 12:08:46 +1200
committerAnton Tananaev <anton.tananaev@gmail.com>2014-05-25 12:08:46 +1200
commit36f9cfdee90a4fad82a3e23186fd3d19e01dc025 (patch)
tree59996484c7a7ad5e6bfae38c30791a7d6b1f600d /src/org/traccar
parent31884de2de46e689b57c81997d14c6c538f88dde (diff)
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Implement eeLink protocol
Diffstat (limited to 'src/org/traccar')
-rw-r--r--src/org/traccar/ServerManager.java13
-rw-r--r--src/org/traccar/protocol/EelinkProtocolDecoder.java200
2 files changed, 213 insertions, 0 deletions
diff --git a/src/org/traccar/ServerManager.java b/src/org/traccar/ServerManager.java
index 56b1f8416..1c4673f7a 100644
--- a/src/org/traccar/ServerManager.java
+++ b/src/org/traccar/ServerManager.java
@@ -167,6 +167,7 @@ public class ServerManager {
initCarTrackServer("cartrack");
initMiniFinderServer("minifinder");
initHaicomServer("haicom");
+ initEelinkServer("eelink");
// Initialize web server
if (Boolean.valueOf(properties.getProperty("http.enable"))) {
@@ -1130,4 +1131,16 @@ public class ServerManager {
}
}
+ private void initEelinkServer(String protocol) throws SQLException {
+ if (isProtocolEnabled(properties, protocol)) {
+ serverList.add(new TrackerServer(this, new ServerBootstrap(), protocol) {
+ @Override
+ protected void addSpecificHandlers(ChannelPipeline pipeline) {
+ pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 3, 2));
+ pipeline.addLast("objectDecoder", new EelinkProtocolDecoder(ServerManager.this));
+ }
+ });
+ }
+ }
+
}
diff --git a/src/org/traccar/protocol/EelinkProtocolDecoder.java b/src/org/traccar/protocol/EelinkProtocolDecoder.java
new file mode 100644
index 000000000..6c3230050
--- /dev/null
+++ b/src/org/traccar/protocol/EelinkProtocolDecoder.java
@@ -0,0 +1,200 @@
+/*
+ * Copyright 2014 Anton Tananaev (anton.tananaev@gmail.com)
+ *
+ * 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.protocol;
+
+import java.util.Calendar;
+import java.util.Date;
+import java.util.TimeZone;
+import org.jboss.netty.buffer.ChannelBuffer;
+import org.jboss.netty.buffer.ChannelBuffers;
+import org.jboss.netty.channel.Channel;
+import org.jboss.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.ServerManager;
+import org.traccar.helper.ChannelBufferTools;
+import org.traccar.helper.Crc;
+import org.traccar.helper.Log;
+import org.traccar.model.ExtendedInfoFormatter;
+import org.traccar.model.Position;
+
+public class EelinkProtocolDecoder extends BaseProtocolDecoder {
+
+ public EelinkProtocolDecoder(ServerManager serverManager) {
+ super(serverManager);
+ }
+
+ private String readImei(ChannelBuffer buf) {
+ int b = buf.readUnsignedByte();
+ StringBuilder imei = new StringBuilder();
+ imei.append(b & 0x0F);
+ for (int i = 0; i < 7; i++) {
+ b = buf.readUnsignedByte();
+ imei.append((b & 0xF0) >> 4);
+ imei.append(b & 0x0F);
+ }
+ return imei.toString();
+ }
+
+ private static final int MSG_LOGIN = 0x01;
+ private static final int MSG_GPS = 0x02;
+ private static final int MSG_HEARTBEAT = 0x03;
+ private static final int MSG_ALARM = 0x04;
+ private static final int MSG_STATE = 0x05;
+ private static final int MSG_SMS = 0x06;
+ private static final int MSG_OBD = 0x07;
+ private static final int MSG_INTERACTIVE = 0x80;
+ private static final int MSG_DATA = 0x81;
+
+ private Long deviceId;
+
+ private void sendResponse(Channel channel, int type, int index) {
+ if (channel != null) {
+ ChannelBuffer response = ChannelBuffers.buffer(7);
+ response.writeByte(0x67); response.writeByte(0x67); // header
+ response.writeByte(type);
+ response.writeShort(2); // length
+ response.writeShort(index);
+ channel.write(response);
+ }
+ }
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, Object msg)
+ throws Exception {
+
+ ChannelBuffer buf = (ChannelBuffer) msg;
+
+ buf.skipBytes(2); // header
+ int type = buf.readUnsignedByte();
+ buf.readShort(); // length
+ int index = buf.readUnsignedShort();
+
+ if (type != MSG_GPS && type != MSG_DATA) {
+ sendResponse(channel, type, index);
+ }
+
+ if (type == MSG_LOGIN) {
+ String imei = ChannelBufferTools.readHexString(buf, 16).substring(1);
+ try {
+ deviceId = getDataManager().getDeviceByImei(imei).getId();
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + imei);
+ }
+ }
+
+ else if (type == MSG_GPS ||
+ type == MSG_ALARM ||
+ type == MSG_STATE ||
+ type == MSG_SMS) {
+
+ // Create new position
+ Position position = new Position();
+ position.setDeviceId(deviceId);
+
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("eelink");
+ extendedInfo.set("index", index);
+
+ // Location
+ position.setTime(new Date(buf.readUnsignedInt() * 1000));
+ position.setLatitude(buf.readInt() / 1800000.0);
+ position.setLatitude(buf.readInt() / 1800000.0);
+ position.setSpeed(buf.readUnsignedByte() * 0.539957);
+ position.setCourse((double) buf.readUnsignedShort());
+ position.setAltitude(0.0);
+
+ // Cell
+ extendedInfo.set("cell", ChannelBufferTools.readHexString(buf, 18));
+
+ // Validity
+ position.setValid((buf.readUnsignedByte() & 0x01) != 0);
+
+ if (type == MSG_ALARM) {
+ extendedInfo.set("alarm", buf.readUnsignedByte());
+ }
+
+ if (type == MSG_STATE) {
+ extendedInfo.set("status", buf.readUnsignedByte());
+ }
+
+ return position;
+ }
+
+ /*
+ if (type == MSG_HEARTBEAT) {
+ if (channel != null) {
+ byte[] response = {0x54, 0x68, 0x1A, 0x0D, 0x0A};
+ channel.write(ChannelBuffers.wrappedBuffer(response));
+ }
+ }
+
+ else if (type == MSG_DATA) {
+
+ // Create new position
+ Position position = new Position();
+ ExtendedInfoFormatter extendedInfo = new ExtendedInfoFormatter("gt02");
+ extendedInfo.set("index", index);
+
+ // Get device id
+ try {
+ position.setDeviceId(getDataManager().getDeviceByImei(imei).getId());
+ } catch(Exception error) {
+ Log.warning("Unknown device - " + imei);
+ }
+
+ // Date and time
+ Calendar time = Calendar.getInstance(TimeZone.getTimeZone("UTC"));
+ time.clear();
+ time.set(Calendar.YEAR, 2000 + buf.readUnsignedByte());
+ time.set(Calendar.MONTH, buf.readUnsignedByte() - 1);
+ time.set(Calendar.DAY_OF_MONTH, buf.readUnsignedByte());
+ time.set(Calendar.HOUR_OF_DAY, buf.readUnsignedByte());
+ time.set(Calendar.MINUTE, buf.readUnsignedByte());
+ time.set(Calendar.SECOND, buf.readUnsignedByte());
+ position.setTime(time.getTime());
+
+ // Latitude
+ double latitude = buf.readUnsignedInt() / (60.0 * 30000.0);
+
+ // Longitude
+ double longitude = buf.readUnsignedInt() / (60.0 * 30000.0);
+
+ // Speed
+ position.setSpeed((double) buf.readUnsignedByte());
+
+ // Course
+ position.setCourse((double) buf.readUnsignedShort());
+
+ buf.skipBytes(3); // reserved
+
+ // Flags
+ long flags = buf.readUnsignedInt();
+ position.setValid((flags & 0x1) == 0x1);
+ if ((flags & 0x2) == 0) latitude = -latitude;
+ if ((flags & 0x4) == 0) longitude = -longitude;
+
+ position.setLatitude(latitude);
+ position.setLongitude(longitude);
+ position.setAltitude(0.0);
+
+ position.setExtendedInfo(extendedInfo.toString());
+ return position;
+ }*/
+
+ return null;
+ }
+
+}