From 4f3cd9dae285cfbd0ff541911381c08f50b59435 Mon Sep 17 00:00:00 2001 From: Anton Tananaev Date: Mon, 12 Mar 2018 04:56:12 +1300 Subject: Implement Castelcom fuel cut commands --- src/org/traccar/protocol/CastelProtocol.java | 8 ++- .../traccar/protocol/CastelProtocolDecoder.java | 1 + .../traccar/protocol/CastelProtocolEncoder.java | 73 ++++++++++++++++++++++ 3 files changed, 81 insertions(+), 1 deletion(-) create mode 100644 src/org/traccar/protocol/CastelProtocolEncoder.java (limited to 'src') diff --git a/src/org/traccar/protocol/CastelProtocol.java b/src/org/traccar/protocol/CastelProtocol.java index db9df0674..d5ba5cd55 100644 --- a/src/org/traccar/protocol/CastelProtocol.java +++ b/src/org/traccar/protocol/CastelProtocol.java @@ -1,5 +1,5 @@ /* - * Copyright 2015 Anton Tananaev (anton@traccar.org) + * Copyright 2015 - 2018 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. @@ -21,6 +21,7 @@ import org.jboss.netty.channel.ChannelPipeline; import org.jboss.netty.handler.codec.frame.LengthFieldBasedFrameDecoder; import org.traccar.BaseProtocol; import org.traccar.TrackerServer; +import org.traccar.model.Command; import java.nio.ByteOrder; import java.util.List; @@ -29,6 +30,9 @@ public class CastelProtocol extends BaseProtocol { public CastelProtocol() { super("castel"); + setSupportedDataCommands( + Command.TYPE_ENGINE_STOP, + Command.TYPE_ENGINE_RESUME); } @Override @@ -37,6 +41,7 @@ public class CastelProtocol extends BaseProtocol { @Override protected void addSpecificHandlers(ChannelPipeline pipeline) { pipeline.addLast("frameDecoder", new LengthFieldBasedFrameDecoder(1024, 2, 2, -4, 0)); + pipeline.addLast("objectEncoder", new CastelProtocolEncoder()); pipeline.addLast("objectDecoder", new CastelProtocolDecoder(CastelProtocol.this)); } }; @@ -46,6 +51,7 @@ public class CastelProtocol extends BaseProtocol { server = new TrackerServer(new ConnectionlessBootstrap(), getName()) { @Override protected void addSpecificHandlers(ChannelPipeline pipeline) { + pipeline.addLast("objectEncoder", new CastelProtocolEncoder()); pipeline.addLast("objectDecoder", new CastelProtocolDecoder(CastelProtocol.this)); } }; diff --git a/src/org/traccar/protocol/CastelProtocolDecoder.java b/src/org/traccar/protocol/CastelProtocolDecoder.java index ebd3d202c..44a5e213c 100644 --- a/src/org/traccar/protocol/CastelProtocolDecoder.java +++ b/src/org/traccar/protocol/CastelProtocolDecoder.java @@ -96,6 +96,7 @@ public class CastelProtocolDecoder extends BaseProtocolDecoder { public static final short MSG_CC_LOGIN = 0x4001; public static final short MSG_CC_LOGIN_RESPONSE = (short) 0x8001; public static final short MSG_CC_HEARTBEAT = 0x4206; + public static final short MSG_CC_PETROL_CONTROL = 0x4583; public static final short MSG_CC_HEARTBEAT_RESPONSE = (short) 0x8206; private Position readPosition(DeviceSession deviceSession, ChannelBuffer buf) { diff --git a/src/org/traccar/protocol/CastelProtocolEncoder.java b/src/org/traccar/protocol/CastelProtocolEncoder.java new file mode 100644 index 000000000..d69fc62cf --- /dev/null +++ b/src/org/traccar/protocol/CastelProtocolEncoder.java @@ -0,0 +1,73 @@ +/* + * Copyright 2018 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.jboss.netty.buffer.ChannelBuffer; +import org.jboss.netty.buffer.ChannelBuffers; +import org.traccar.BaseProtocolEncoder; +import org.traccar.Context; +import org.traccar.helper.Checksum; +import org.traccar.helper.Log; +import org.traccar.model.Command; + +import java.nio.ByteOrder; +import java.nio.charset.StandardCharsets; + +public class CastelProtocolEncoder extends BaseProtocolEncoder { + + private ChannelBuffer encodeContent(long deviceId, int type, ChannelBuffer content) { + ChannelBuffer buf = ChannelBuffers.dynamicBuffer(ByteOrder.LITTLE_ENDIAN, 0); + String uniqueId = Context.getIdentityManager().getById(deviceId).getUniqueId(); + + buf.writeByte('@'); + buf.writeByte('@'); + + buf.writeShort(2 + 2 + 1 + 20 + content.readableBytes()); // length + + buf.writeByte(4); // protocol version + + buf.writeBytes(uniqueId.getBytes(StandardCharsets.US_ASCII)); + buf.writeZero(20 - uniqueId.length()); + + buf.writeShort(type); + buf.writeBytes(content); + + buf.writeShort(Checksum.crc16(Checksum.CRC16_X25, buf.toByteBuffer())); + + buf.writeByte('\r'); + buf.writeByte('\n'); + + return buf; + } + + @Override + protected Object encodeCommand(Command command) { + ChannelBuffer content = ChannelBuffers.dynamicBuffer(ByteOrder.LITTLE_ENDIAN, 0); + switch (command.getType()) { + case Command.TYPE_ENGINE_STOP: + content.writeByte(1); + return encodeContent(command.getDeviceId(), CastelProtocolDecoder.MSG_CC_PETROL_CONTROL, content); + case Command.TYPE_ENGINE_RESUME: + content.writeByte(0); + return encodeContent(command.getDeviceId(), CastelProtocolDecoder.MSG_CC_PETROL_CONTROL, content); + default: + Log.warning(new UnsupportedOperationException(command.getType())); + break; + } + return null; + } + +} -- cgit v1.2.3