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Posted to dev@plc4x.apache.org by "StrawberryBlue (Jira)" <ji...@apache.org> on 2022/10/28 16:34:00 UTC

[jira] [Created] (PLC4X-359) The modbus rtu loop reads a large amount of data, causing a half packet problem

StrawberryBlue created PLC4X-359:
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             Summary: The modbus rtu loop reads a large amount of data, causing a half packet problem
                 Key: PLC4X-359
                 URL: https://issues.apache.org/jira/browse/PLC4X-359
             Project: Apache PLC4X
          Issue Type: Bug
          Components: Driver-Modbus
    Affects Versions: 0.10.0
         Environment: jdk17
            Reporter: StrawberryBlue


{code:java}
2022-10-29 00:09:21.362  WARN   --- [ntLoopGroup-2-1] .p.j.s.GeneratedDriverByteToMessageCodec : Error decoding package with content [0103c80fea000000000fe4000000000000000000000fdf00000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000]: Index 180 out of bounds for length 180java.lang.ArrayIndexOutOfBoundsException: Index 180 out of bounds for length 180
    at com.github.jinahya.bit.io.ArrayByteInput.read(ArrayByteInput.java:106)
    at com.github.jinahya.bit.io.DefaultBitInput.read(DefaultBitInput.java:57)
    at com.github.jinahya.bit.io.AbstractBitInput.unsigned8(AbstractBitInput.java:63)
    at com.github.jinahya.bit.io.AbstractBitInput.unsigned16(AbstractBitInput.java:92)
    at com.github.jinahya.bit.io.AbstractBitInput.readInt(AbstractBitInput.java:135)
    at com.github.jinahya.bit.io.AbstractBitInput.readInt(AbstractBitInput.java:118)
    at com.github.jinahya.bit.io.AbstractBitInput.readByte(AbstractBitInput.java:106)
    at org.apache.plc4x.java.spi.generation.ReadBufferByteBased.readSignedByte(ReadBufferByteBased.java:235)
    at org.apache.plc4x.java.spi.generation.ReadBuffer.readByte(ReadBuffer.java:44)
    at org.apache.plc4x.java.spi.generation.ReadBufferByteBased.readByteArray(ReadBufferByteBased.java:126)
    at org.apache.plc4x.java.modbus.readwrite.ModbusPDUReadHoldingRegistersResponse.staticParseBuilder(ModbusPDUReadHoldingRegistersResponse.java:112)
    at org.apache.plc4x.java.modbus.readwrite.ModbusPDU.staticParse(ModbusPDU.java:173)
    at org.apache.plc4x.java.modbus.readwrite.ModbusRtuADU.lambda$staticParseBuilder$0(ModbusRtuADU.java:135)
    at org.apache.plc4x.java.spi.codegen.io.DataReaderComplexDefault.read(DataReaderComplexDefault.java:70)
    at org.apache.plc4x.java.spi.codegen.io.DataReaderComplexDefault.read(DataReaderComplexDefault.java:61)
    at org.apache.plc4x.java.spi.codegen.fields.FieldReaderSimple.lambda$readSimpleField$0(FieldReaderSimple.java:34)
    at org.apache.plc4x.java.spi.codegen.FieldCommons.switchParseByteOrderIfNecessary(FieldCommons.java:69)
    at org.apache.plc4x.java.spi.codegen.fields.FieldReaderSimple.readSimpleField(FieldReaderSimple.java:34)
    at org.apache.plc4x.java.spi.codegen.fields.FieldReaderFactory.readSimpleField(FieldReaderFactory.java:129)
    at org.apache.plc4x.java.modbus.readwrite.ModbusRtuADU.staticParseBuilder(ModbusRtuADU.java:132)
    at org.apache.plc4x.java.modbus.readwrite.ModbusADU.staticParse(ModbusADU.java:121)
    at org.apache.plc4x.java.modbus.readwrite.ModbusADU.staticParse(ModbusADU.java:106)
    at org.apache.plc4x.java.modbus.rtu.ModbusRtuDriver.lambda$getStackConfigurer$0(ModbusRtuDriver.java:107)
    at org.apache.plc4x.java.spi.GeneratedDriverByteToMessageCodec.decode(GeneratedDriverByteToMessageCodec.java:87)
    at io.netty.handler.codec.ByteToMessageCodec$1.decode(ByteToMessageCodec.java:42)
    at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:510)
    at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:449)
    at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:279)
    at io.netty.handler.codec.ByteToMessageCodec.channelRead(ByteToMessageCodec.java:103)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
    at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
    at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
    at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
    at org.apache.plc4x.java.transport.serial.SerialChannel$SerialNioUnsafe.read(SerialChannel.java:289)
    at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:722)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:623)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:586)
    at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:496)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:995)
    at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
    at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
    at java.base/java.lang.Thread.run(Thread.java:833)2022-10-29 00:09:21.363  WARN   --- [ntLoopGroup-2-1] .p.j.s.GeneratedDriverByteToMessageCodec : Error decoding package with content [0000000000000000000000000000000000000000000000426f]: Unsupported case for discriminated type parameters [errorFlag=false functionFlag=0 response=true]org.apache.plc4x.java.spi.generation.ParseException: Unsupported case for discriminated type parameters [errorFlag=false functionFlag=0 response=true]
    at org.apache.plc4x.java.modbus.readwrite.ModbusPDU.staticParse(ModbusPDU.java:286)
    at org.apache.plc4x.java.modbus.readwrite.ModbusRtuADU.lambda$staticParseBuilder$0(ModbusRtuADU.java:135)
    at org.apache.plc4x.java.spi.codegen.io.DataReaderComplexDefault.read(DataReaderComplexDefault.java:70)
    at org.apache.plc4x.java.spi.codegen.io.DataReaderComplexDefault.read(DataReaderComplexDefault.java:61)
    at org.apache.plc4x.java.spi.codegen.fields.FieldReaderSimple.lambda$readSimpleField$0(FieldReaderSimple.java:34)
    at org.apache.plc4x.java.spi.codegen.FieldCommons.switchParseByteOrderIfNecessary(FieldCommons.java:69)
    at org.apache.plc4x.java.spi.codegen.fields.FieldReaderSimple.readSimpleField(FieldReaderSimple.java:34)
    at org.apache.plc4x.java.spi.codegen.fields.FieldReaderFactory.readSimpleField(FieldReaderFactory.java:129)
    at org.apache.plc4x.java.modbus.readwrite.ModbusRtuADU.staticParseBuilder(ModbusRtuADU.java:132)
    at org.apache.plc4x.java.modbus.readwrite.ModbusADU.staticParse(ModbusADU.java:121)
    at org.apache.plc4x.java.modbus.readwrite.ModbusADU.staticParse(ModbusADU.java:106)
    at org.apache.plc4x.java.modbus.rtu.ModbusRtuDriver.lambda$getStackConfigurer$0(ModbusRtuDriver.java:107)
    at org.apache.plc4x.java.spi.GeneratedDriverByteToMessageCodec.decode(GeneratedDriverByteToMessageCodec.java:87)
    at io.netty.handler.codec.ByteToMessageCodec$1.decode(ByteToMessageCodec.java:42)
    at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:510)
    at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:449)
    at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:279)
    at io.netty.handler.codec.ByteToMessageCodec.channelRead(ByteToMessageCodec.java:103)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
    at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:357)
    at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1410)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:379)
    at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:365)
    at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:919)
    at org.apache.plc4x.java.transport.serial.SerialChannel$SerialNioUnsafe.read(SerialChannel.java:289)
    at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:722)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeysPlain(NioEventLoop.java:623)
    at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:586)
    at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:496)
    at io.netty.util.concurrent.SingleThreadEventExecutor$4.run(SingleThreadEventExecutor.java:995)
    at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
    at io.netty.util.concurrent.FastThreadLocalRunnable.run(FastThreadLocalRunnable.java:30)
    at java.base/java.lang.Thread.run(Thread.java:833)
 {code}
 

When I use modbus rtu to read 300 pieces of data, divided into four items for reading, half package will occur, causing the program to terminate

 



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