Examples with TPKTPacket org.apache.plc4x.java.s7.readwrite.TPKTPacket used on opensource projects

Example 1 with TPKTPacket

use of org.apache.plc4x.java.s7.readwrite.TPKTPacket in project plc4x by apache.

the class BenchmarkGeneratedS7 method main.

public static void main(String[] args) throws Exception {
    byte[] rData = Hex.decodeHex("0300001611e00000000f00c2020100c1020311c0010a");
    long start = System.currentTimeMillis();
    int numRunsParse = 2000000;
    // Benchmark the parsing code
    TPKTPacket packet = null;
    for (int i = 0; i < numRunsParse; i++) {
        ReadBuffer rBuf = new ReadBufferByteBased(rData);
        packet = TPKTPacket.staticParse(rBuf);
    }
    long endParsing = System.currentTimeMillis();
    System.out.println("Parsed " + numRunsParse + " packets in " + (endParsing - start) + "ms");
    System.out.println("That's " + ((float) (endParsing - start) / numRunsParse) + "ms per packet");
    // Benchmark the serializing code
    int numRunsSerialize = 2000000;
    byte[] oData = null;
    for (int i = 0; i < numRunsSerialize; i++) {
        WriteBufferByteBased wBuf = new WriteBufferByteBased(packet.getLengthInBytes());
        packet.serialize(wBuf);
        oData = wBuf.getData();
    }
    long endSerializing = System.currentTimeMillis();
    System.out.println("Serialized " + numRunsSerialize + " packets in " + (endSerializing - endParsing) + "ms");
    System.out.println("That's " + ((float) (endSerializing - endParsing) / numRunsSerialize) + "ms per packet");
    if (!Arrays.equals(rData, oData)) {
        for (int i = 0; i < rData.length; i++) {
            if (rData[i] != oData[i]) {
                System.out.println("Difference in byte " + i);
            }
        }
        System.out.println("Not equals");
    } else {
        System.out.println("Bytes equal");
    }
}

Example 2 with TPKTPacket

use of org.apache.plc4x.java.s7.readwrite.TPKTPacket in project plc4x by apache.

the class S7ServerModule method start.

@Override
public void start() throws SimulatorExcepiton {
    if (loopGroup != null) {
        return;
    }
    try {
        loopGroup = new NioEventLoopGroup();
        workerGroup = new NioEventLoopGroup();
        ServerBootstrap bootstrap = new ServerBootstrap();
        bootstrap.group(loopGroup, workerGroup).channel(NioServerSocketChannel.class).childHandler(new ChannelInitializer<SocketChannel>() {

            @Override
            public void initChannel(SocketChannel channel) {
                ChannelPipeline pipeline = channel.pipeline();
                pipeline.addLast(new GeneratedProtocolMessageCodec<>(TPKTPacket.class, TPKTPacket::staticParse, ByteOrder.BIG_ENDIAN, null, new S7Driver.ByteLengthEstimator(), new S7Driver.CorruptPackageCleaner()));
                pipeline.addLast(new S7Step7ServerAdapter(context));
            }
        }).option(ChannelOption.SO_BACKLOG, 128).childOption(ChannelOption.SO_KEEPALIVE, true);
        bootstrap.bind(ISO_ON_TCP_PORT).sync();
    } catch (InterruptedException e) {
        Thread.currentThread().interrupt();
        throw new SimulatorExcepiton(e);
    }
}

Example 3 with TPKTPacket

use of org.apache.plc4x.java.s7.readwrite.TPKTPacket in project plc4x by apache.

the class S7ProtocolLogic method write.

@Override
public CompletableFuture<PlcWriteResponse> write(PlcWriteRequest writeRequest) {
    CompletableFuture<PlcWriteResponse> future = new CompletableFuture<>();
    DefaultPlcWriteRequest request = (DefaultPlcWriteRequest) writeRequest;
    List<S7VarRequestParameterItem> parameterItems = new ArrayList<>(request.getNumberOfFields());
    List<S7VarPayloadDataItem> payloadItems = new ArrayList<>(request.getNumberOfFields());
    for (String fieldName : request.getFieldNames()) {
        final S7Field field = (S7Field) request.getField(fieldName);
        final PlcValue plcValue = request.getPlcValue(fieldName);
        parameterItems.add(new S7VarRequestParameterItemAddress(encodeS7Address(field)));
        payloadItems.add(serializePlcValue(field, plcValue));
    }
    final int tpduId = tpduGenerator.getAndIncrement();
    // If we've reached the max value for a 16 bit transaction identifier, reset back to 1
    if (tpduGenerator.get() == 0xFFFF) {
        tpduGenerator.set(1);
    }
    TPKTPacket tpktPacket = new TPKTPacket(new COTPPacketData(null, new S7MessageRequest(tpduId, new S7ParameterWriteVarRequest(parameterItems), new S7PayloadWriteVarRequest(payloadItems, null)), true, (short) tpduId, null));
    // Start a new request-transaction (Is ended in the response-handler)
    RequestTransactionManager.RequestTransaction transaction = tm.startRequest();
    transaction.submit(() -> context.sendRequest(tpktPacket).onTimeout(new TransactionErrorCallback<>(future, transaction)).onError(new TransactionErrorCallback<>(future, transaction)).expectResponse(TPKTPacket.class, REQUEST_TIMEOUT).check(p -> p.getPayload() instanceof COTPPacketData).unwrap(p -> ((COTPPacketData) p.getPayload())).unwrap(COTPPacket::getPayload).check(p -> p.getTpduReference() == tpduId).handle(p -> {
        try {
            future.complete(((PlcWriteResponse) decodeWriteResponse(p, writeRequest)));
        } catch (PlcProtocolException e) {
            logger.warn("Error sending 'write' message: '{}'", e.getMessage(), e);
        }
        // Finish the request-transaction.
        transaction.endRequest();
    }));
    return future;
}

Example 4 with TPKTPacket

use of org.apache.plc4x.java.s7.readwrite.TPKTPacket in project plc4x by apache.

the class S7ProtocolLogic method subscribe.

@Override
public CompletableFuture<PlcSubscriptionResponse> subscribe(PlcSubscriptionRequest subscriptionRequest) {
    CompletableFuture<PlcSubscriptionResponse> future = new CompletableFuture<>();
    DefaultPlcSubscriptionRequest request = (DefaultPlcSubscriptionRequest) subscriptionRequest;
    List<S7ParameterUserDataItem> parameterItems = new ArrayList<>(request.getNumberOfFields());
    List<S7PayloadUserDataItem> payloadItems = new ArrayList<>(request.getNumberOfFields());
    for (String fieldName : request.getFieldNames()) {
        final DefaultPlcSubscriptionField sf = (DefaultPlcSubscriptionField) request.getField(fieldName);
        final S7SubscriptionField field = (S7SubscriptionField) sf.getPlcField();
        switch(field.getFieldType()) {
            case EVENT_SUBSCRIPTION:
                ;
                encodeEventSubcriptionRequest(request, parameterItems, payloadItems);
                break;
            case EVENT_UNSUBSCRIPTION:
                ;
                // encodeEventUnSubcriptionRequest(msg, out);
                break;
            case ALARM_ACK:
                ;
                // encodeAlarmAckRequest(msg, out);
                break;
            case ALARM_QUERY:
                ;
                // encodeAlarmQueryRequest(msg, out);
                break;
            case CYCLIC_SUBSCRIPTION:
                ;
                // encodeCycledSubscriptionRequest(msg, out);
                break;
            case CYCLIC_UNSUBSCRIPTION:
                ;
                // encodeCycledUnSubscriptionRequest(msg, out);
                break;
            default:
                ;
        }
        ;
    // final PlcValue plcValue = request.getPlcValue(fieldName);
    // parameterItems.add(new S7VarRequestParameterItemAddress(encodeS7Address(field)));
    // payloadItems.add(serializePlcValue(field, plcValue));
    }
    final int tpduId = tpduGenerator.getAndIncrement();
    // If we've reached the max value for a 16 bit transaction identifier, reset back to 1
    if (tpduGenerator.get() == 0xFFFF) {
        tpduGenerator.set(1);
    }
    TPKTPacket tpktPacket = new TPKTPacket(new COTPPacketData(null, new S7MessageUserData(tpduId, new S7ParameterUserData(parameterItems), new S7PayloadUserData(payloadItems, null)), true, (short) tpduId, null));
    // Start a new request-transaction (Is ended in the response-handler)
    RequestTransactionManager.RequestTransaction transaction = tm.startRequest();
    transaction.submit(() -> context.sendRequest(tpktPacket).onTimeout(new TransactionErrorCallback<>(future, transaction)).onError(new TransactionErrorCallback<>(future, transaction)).expectResponse(TPKTPacket.class, REQUEST_TIMEOUT).check(p -> p.getPayload() instanceof COTPPacketData).unwrap(p -> ((COTPPacketData) p.getPayload())).unwrap(COTPPacket::getPayload).check(p -> p.getTpduReference() == tpduId).handle(p -> {
        try {
            future.complete(((PlcSubscriptionResponse) decodeEventSubcriptionRequest(p, subscriptionRequest)));
        } catch (PlcProtocolException e) {
            logger.warn("Error sending 'write' message: '{}'", e.getMessage(), e);
        }
        // Finish the request-transaction.
        transaction.endRequest();
    }));
    return future;
}