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-rw-r--r--setup/default.xml1
-rw-r--r--src/main/java/org/traccar/protocol/DualcamFrameDecoder.java49
-rw-r--r--src/main/java/org/traccar/protocol/DualcamProtocol.java34
-rw-r--r--src/main/java/org/traccar/protocol/DualcamProtocolDecoder.java124
-rw-r--r--src/test/java/org/traccar/protocol/DualcamFrameDecoderTest.java23
-rw-r--r--src/test/java/org/traccar/protocol/DualcamProtocolDecoderTest.java27
6 files changed, 258 insertions, 0 deletions
diff --git a/setup/default.xml b/setup/default.xml
index 05f6625d3..4d4de39b0 100644
--- a/setup/default.xml
+++ b/setup/default.xml
@@ -297,5 +297,6 @@
<entry key='stb.port'>5229</entry>
<entry key='b2316.port'>5230</entry>
<entry key='hoopo.port'>5231</entry>
+ <entry key='dualcam.port'>5232</entry>
</properties>
diff --git a/src/main/java/org/traccar/protocol/DualcamFrameDecoder.java b/src/main/java/org/traccar/protocol/DualcamFrameDecoder.java
new file mode 100644
index 000000000..312d43f19
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/DualcamFrameDecoder.java
@@ -0,0 +1,49 @@
+/*
+ * Copyright 2021 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.protocol;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.channel.Channel;
+import io.netty.channel.ChannelHandlerContext;
+import org.traccar.BaseFrameDecoder;
+
+public class DualcamFrameDecoder extends BaseFrameDecoder {
+
+ private static final int MESSAGE_MINIMUM_LENGTH = 4;
+
+ @Override
+ protected Object decode(
+ ChannelHandlerContext ctx, Channel channel, ByteBuf buf) throws Exception {
+
+ if (buf.readableBytes() < MESSAGE_MINIMUM_LENGTH) {
+ return null;
+ }
+
+ int length;
+ if (buf.getUnsignedShort(buf.readerIndex()) == 0) {
+ length = 16;
+ } else {
+ length = 4 + buf.getUnsignedShort(buf.readerIndex() + 2);
+ }
+
+ if (buf.readableBytes() >= length) {
+ return buf.readRetainedSlice(length);
+ }
+
+ return null;
+ }
+
+}
diff --git a/src/main/java/org/traccar/protocol/DualcamProtocol.java b/src/main/java/org/traccar/protocol/DualcamProtocol.java
new file mode 100644
index 000000000..9f8d6778e
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/DualcamProtocol.java
@@ -0,0 +1,34 @@
+/*
+ * Copyright 2021 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.protocol;
+
+import org.traccar.BaseProtocol;
+import org.traccar.PipelineBuilder;
+import org.traccar.TrackerServer;
+
+public class DualcamProtocol extends BaseProtocol {
+
+ public DualcamProtocol() {
+ addServer(new TrackerServer(false, getName()) {
+ @Override
+ protected void addProtocolHandlers(PipelineBuilder pipeline) {
+ pipeline.addLast(new DualcamProtocolDecoder(DualcamProtocol.this));
+ pipeline.addLast(new DishaProtocolDecoder(DualcamProtocol.this));
+ }
+ });
+ }
+
+}
diff --git a/src/main/java/org/traccar/protocol/DualcamProtocolDecoder.java b/src/main/java/org/traccar/protocol/DualcamProtocolDecoder.java
new file mode 100644
index 000000000..4647e287c
--- /dev/null
+++ b/src/main/java/org/traccar/protocol/DualcamProtocolDecoder.java
@@ -0,0 +1,124 @@
+/*
+ * Copyright 2021 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.protocol;
+
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
+import io.netty.channel.Channel;
+import org.traccar.BaseProtocolDecoder;
+import org.traccar.Context;
+import org.traccar.DeviceSession;
+import org.traccar.NetworkMessage;
+import org.traccar.Protocol;
+import org.traccar.helper.BitUtil;
+import org.traccar.model.Position;
+
+import java.net.SocketAddress;
+import java.nio.charset.StandardCharsets;
+
+public class DualcamProtocolDecoder extends BaseProtocolDecoder {
+
+ public DualcamProtocolDecoder(Protocol protocol) {
+ super(protocol);
+ }
+
+ public static final int MSG_INIT = 0;
+ public static final int MSG_START = 1;
+ public static final int MSG_RESUME = 2;
+ public static final int MSG_SYNC = 3;
+ public static final int MSG_DATA = 4;
+ public static final int MSG_COMPLETE = 5;
+ public static final int MSG_FILE_REQUEST = 8;
+ public static final int MSG_INIT_REQUEST = 9;
+
+ private String uniqueId;
+ private int packetCount;
+ private int currentPacket;
+ private ByteBuf photo;
+
+ @Override
+ protected Object decode(
+ Channel channel, SocketAddress remoteAddress, Object msg) throws Exception {
+
+ ByteBuf buf = (ByteBuf) msg;
+
+ int type = buf.readUnsignedShort();
+
+ switch (type) {
+ case MSG_INIT:
+ buf.readUnsignedShort(); // protocol id
+ uniqueId = String.valueOf(buf.readLong());
+ DeviceSession deviceSession = getDeviceSession(channel, remoteAddress, uniqueId);
+ long settings = buf.readUnsignedInt();
+ if (channel != null && deviceSession != null) {
+ if (BitUtil.check(settings, 26)) {
+ ByteBuf response = Unpooled.buffer();
+ response.writeShort(MSG_FILE_REQUEST);
+ String file = "%photof";
+ response.writeShort(file.length());
+ response.writeCharSequence(file, StandardCharsets.US_ASCII);
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ } else {
+ ByteBuf response = Unpooled.buffer();
+ response.writeShort(MSG_COMPLETE);
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ }
+ }
+ break;
+ case MSG_START:
+ buf.readUnsignedShort(); // length
+ packetCount = buf.readInt();
+ currentPacket = 1;
+ photo = Unpooled.buffer();
+ if (channel != null) {
+ ByteBuf response = Unpooled.buffer();
+ response.writeShort(MSG_RESUME);
+ response.writeShort(4);
+ response.writeInt(currentPacket);
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ }
+ break;
+ case MSG_DATA:
+ buf.readUnsignedShort(); // length
+ photo.writeBytes(buf, buf.readableBytes());
+ if (currentPacket == packetCount) {
+ deviceSession = getDeviceSession(channel, remoteAddress);
+ Position position = new Position(getProtocolName());
+ position.setDeviceId(deviceSession.getDeviceId());
+ getLastLocation(position, null);
+ try {
+ position.set(Position.KEY_IMAGE, Context.getMediaManager().writeFile(uniqueId, photo, "jpg"));
+ } finally {
+ photo.release();
+ photo = null;
+ }
+ if (channel != null) {
+ ByteBuf response = Unpooled.buffer();
+ response.writeShort(MSG_INIT_REQUEST);
+ channel.writeAndFlush(new NetworkMessage(response, remoteAddress));
+ }
+ } else {
+ currentPacket += 1;
+ }
+ break;
+ default:
+ break;
+ }
+
+ return null;
+ }
+
+}
diff --git a/src/test/java/org/traccar/protocol/DualcamFrameDecoderTest.java b/src/test/java/org/traccar/protocol/DualcamFrameDecoderTest.java
new file mode 100644
index 000000000..46f32a8ae
--- /dev/null
+++ b/src/test/java/org/traccar/protocol/DualcamFrameDecoderTest.java
@@ -0,0 +1,23 @@
+package org.traccar.protocol;
+
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class DualcamFrameDecoderTest extends ProtocolTest {
+
+ @Test
+ public void testDecode() throws Exception {
+
+ var decoder = new DualcamFrameDecoder();
+
+ verifyFrame(
+ binary("000000050001403a4abaa31444000400"),
+ decoder.decode(null, null, binary("000000050001403a4abaa31444000400")));
+
+ verifyFrame(
+ binary("00010006000000110000"),
+ decoder.decode(null, null, binary("00010006000000110000")));
+
+ }
+
+}
diff --git a/src/test/java/org/traccar/protocol/DualcamProtocolDecoderTest.java b/src/test/java/org/traccar/protocol/DualcamProtocolDecoderTest.java
new file mode 100644
index 000000000..3dd11bdf7
--- /dev/null
+++ b/src/test/java/org/traccar/protocol/DualcamProtocolDecoderTest.java
@@ -0,0 +1,27 @@
+package org.traccar.protocol;
+
+import org.junit.Test;
+import org.traccar.ProtocolTest;
+
+public class DualcamProtocolDecoderTest extends ProtocolTest {
+
+ @Test
+ public void testDecode() throws Exception {
+
+ var decoder = new DualcamProtocolDecoder(null);
+
+ verifyNull(decoder, binary(
+ "000000050001403a4abaa31444000400"));
+
+ verifyNull(decoder, binary(
+ "00010006000000110000"));
+
+ verifyNull(decoder, binary(
+ "0003000400000001"));
+
+ verifyNull(decoder, binary(
+ "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"));
+
+ }
+
+}