diff options
author | Anton Tananaev <anton.tananaev@gmail.com> | 2019-04-14 17:53:34 -0700 |
---|---|---|
committer | Anton Tananaev <anton.tananaev@gmail.com> | 2019-04-14 17:53:34 -0700 |
commit | d25d3810621cda6bb7df2c060e8a7856784e789f (patch) | |
tree | 2f7dcc75b41016179e78e2ebb86da5658060cbb7 /src/main/java/org/traccar | |
parent | f84c9bc81691c25c8715e900dd276cbd26d3fab8 (diff) | |
download | traccar-server-d25d3810621cda6bb7df2c060e8a7856784e789f.tar.gz traccar-server-d25d3810621cda6bb7df2c060e8a7856784e789f.tar.bz2 traccar-server-d25d3810621cda6bb7df2c060e8a7856784e789f.zip |
Implement Sanul protocol
Diffstat (limited to 'src/main/java/org/traccar')
-rw-r--r-- | src/main/java/org/traccar/protocol/SanulProtocol.java | 37 | ||||
-rw-r--r-- | src/main/java/org/traccar/protocol/SanulProtocolDecoder.java | 97 |
2 files changed, 134 insertions, 0 deletions
diff --git a/src/main/java/org/traccar/protocol/SanulProtocol.java b/src/main/java/org/traccar/protocol/SanulProtocol.java new file mode 100644 index 000000000..3104e9366 --- /dev/null +++ b/src/main/java/org/traccar/protocol/SanulProtocol.java @@ -0,0 +1,37 @@ +/* + * Copyright 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.protocol; + +import io.netty.handler.codec.LengthFieldBasedFrameDecoder; +import org.traccar.BaseProtocol; +import org.traccar.PipelineBuilder; +import org.traccar.TrackerServer; + +import java.nio.ByteOrder; + +public class SanulProtocol extends BaseProtocol { + + public SanulProtocol() { + addServer(new TrackerServer(false, getName()) { + @Override + protected void addProtocolHandlers(PipelineBuilder pipeline) { + pipeline.addLast(new LengthFieldBasedFrameDecoder(ByteOrder.LITTLE_ENDIAN, 1024, 3, 2, 0, 0, true)); + pipeline.addLast(new SanulProtocolDecoder(SanulProtocol.this)); + } + }); + } + +} diff --git a/src/main/java/org/traccar/protocol/SanulProtocolDecoder.java b/src/main/java/org/traccar/protocol/SanulProtocolDecoder.java new file mode 100644 index 000000000..bd29828b3 --- /dev/null +++ b/src/main/java/org/traccar/protocol/SanulProtocolDecoder.java @@ -0,0 +1,97 @@ +/* + * Copyright 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.protocol; + +import io.netty.buffer.ByteBuf; +import io.netty.buffer.Unpooled; +import io.netty.channel.Channel; +import org.traccar.BaseProtocolDecoder; +import org.traccar.DeviceSession; +import org.traccar.NetworkMessage; +import org.traccar.Protocol; +import org.traccar.model.Position; + +import java.net.SocketAddress; +import java.nio.charset.StandardCharsets; + +public class SanulProtocolDecoder extends BaseProtocolDecoder { + + public static final int MSG_LOGIN = 0; + public static final int MSG_LOCATION = 1; + public static final int MSG_RESPONSE = 5; + + public SanulProtocolDecoder(Protocol protocol) { + super(protocol); + } + + private void sendResponse(Channel channel, int type) { + if (channel != null) { + ByteBuf response = Unpooled.buffer(); + response.writeByte(0xaa); // header + response.writeShortLE(0); // reserved + response.writeShortLE(15); // length + response.writeByte(1); // edition + response.writeShortLE(MSG_RESPONSE); + response.writeShortLE(type); + response.writeIntLE(0); // command id + response.writeByte(0); // status + response.writeByte(0); // result length + response.writeIntLE(0); // result data ? + channel.writeAndFlush(new NetworkMessage(response, channel.remoteAddress())); + } + } + + @Override + protected Object decode( + Channel channel, SocketAddress remoteAddress, Object msg) throws Exception { + + ByteBuf buf = (ByteBuf) msg; + + buf.readUnsignedByte(); // header + buf.readUnsignedShortLE(); // reserved + buf.readUnsignedShortLE(); // length + buf.readUnsignedByte(); // edition + + int type = buf.readUnsignedShortLE(); + + buf.readUnsignedIntLE(); // command id + + sendResponse(channel, type); + + if (type == MSG_LOGIN) { + + getDeviceSession(channel, remoteAddress, buf.toString(StandardCharsets.US_ASCII).trim()); + + } else if (type == MSG_LOCATION) { + + DeviceSession deviceSession = getDeviceSession(channel, remoteAddress); + if (deviceSession == null) { + return null; + } + + Position position = new Position(getProtocolName()); + position.setDeviceId(deviceSession.getDeviceId()); + + getLastLocation(position, null); + + return position; + + } + + return null; + } + +} |