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fix: Gave the initial connection request a bit more time ... also tri…
…ed to find the reason for the reconnects.
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96 changes: 96 additions & 0 deletions
96
...drivers/profinet/src/test/java/org/apache/plc4x/java/profinet/ManualProfinetPcapTest.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| /* | ||
| * Licensed to the Apache Software Foundation (ASF) under one | ||
| * or more contributor license agreements. See the NOTICE file | ||
| * distributed with this work for additional information | ||
| * regarding copyright ownership. The ASF licenses this file | ||
| * to you 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. | ||
| */ | ||
|
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| package org.apache.plc4x.java.profinet; | ||
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| import org.apache.plc4x.java.profinet.readwrite.PnDcp_Pdu; | ||
| import org.apache.plc4x.java.profinet.readwrite.PnDcp_Pdu_RealTimeCyclic; | ||
| import org.apache.plc4x.java.spi.generation.ReadBufferByteBased; | ||
| import org.pcap4j.core.PcapHandle; | ||
| import org.pcap4j.core.Pcaps; | ||
| import org.pcap4j.packet.Dot1qVlanTagPacket; | ||
| import org.pcap4j.packet.EthernetPacket; | ||
| import org.pcap4j.packet.Packet; | ||
| import org.pcap4j.packet.UnknownPacket; | ||
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| import java.io.EOFException; | ||
| import java.util.Arrays; | ||
| import java.util.concurrent.TimeoutException; | ||
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| public class ManualProfinetPcapTest { | ||
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| public static void main(String[] args) throws Exception { | ||
| try (PcapHandle handle = Pcaps.openOffline("/Users/cdutz/Projects/Apache/PLC4X/profinet-slow.pcapng", PcapHandle.TimestampPrecision.NANO);){ | ||
| int lastIncomingCycleTime = 0; | ||
| int lastOutgoingCycleTime = 0; | ||
| int minDelay = 65000; | ||
| int maxDelay = 0; | ||
| while (true) { | ||
| try { | ||
| Packet packet = handle.getNextPacketEx(); | ||
| EthernetPacket.EthernetHeader packetHeader = (EthernetPacket.EthernetHeader) packet.getHeader(); | ||
| boolean fromDevice = Arrays.equals(new byte[]{(byte) 0xF8, (byte) 0xE4, (byte) 0x3B, (byte) 0xB6, (byte) 0x9B, (byte) 0xBF}, packetHeader.getSrcAddr().getAddress()); | ||
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| // All packets from the device have VLan wrapped around the packet. | ||
| if(fromDevice) { | ||
| if(packet.getPayload() instanceof Dot1qVlanTagPacket) { | ||
| Dot1qVlanTagPacket vlanTagPacket = (Dot1qVlanTagPacket) packet.getPayload(); | ||
| UnknownPacket payload = (UnknownPacket) vlanTagPacket.getPayload(); | ||
| ReadBufferByteBased readBuffer = new ReadBufferByteBased(payload.getRawData()); | ||
| PnDcp_Pdu pnDcpPdu = PnDcp_Pdu.staticParse(readBuffer); | ||
| if(pnDcpPdu instanceof PnDcp_Pdu_RealTimeCyclic) { | ||
| PnDcp_Pdu_RealTimeCyclic pnDcpPdu1 = (PnDcp_Pdu_RealTimeCyclic) pnDcpPdu; | ||
| lastIncomingCycleTime = pnDcpPdu1.getCycleCounter(); | ||
| //System.out.printf("--> %d\n", pnDcpPdu1.getCycleCounter()); | ||
| } | ||
| } else { | ||
| System.out.println("Other packet"); | ||
| } | ||
| } else if (packet.getPayload() instanceof UnknownPacket) { | ||
| UnknownPacket payload = (UnknownPacket) packet.getPayload(); | ||
| ReadBufferByteBased readBuffer = new ReadBufferByteBased(payload.getRawData()); | ||
| PnDcp_Pdu pnDcpPdu = PnDcp_Pdu.staticParse(readBuffer); | ||
| if(pnDcpPdu instanceof PnDcp_Pdu_RealTimeCyclic) { | ||
| PnDcp_Pdu_RealTimeCyclic pnDcpPdu1 = (PnDcp_Pdu_RealTimeCyclic) pnDcpPdu; | ||
| int difference = (pnDcpPdu1.getCycleCounter() < lastIncomingCycleTime) ? lastIncomingCycleTime - pnDcpPdu1.getCycleCounter() : pnDcpPdu1.getCycleCounter() - lastIncomingCycleTime; | ||
| if(difference < 60000 && difference > 100) { | ||
| if (difference < minDelay) { | ||
| minDelay = difference; | ||
| } | ||
| if (difference > maxDelay) { | ||
| maxDelay = difference; | ||
| } | ||
| System.out.printf("<-- %10d %10d %10d-%10d\n", difference, pnDcpPdu1.getCycleCounter() - lastOutgoingCycleTime, minDelay, maxDelay); | ||
| } | ||
| lastOutgoingCycleTime = pnDcpPdu1.getCycleCounter(); | ||
| } | ||
| } else { | ||
| System.out.println("Other packet"); | ||
| } | ||
| } catch (TimeoutException e) { | ||
| System.out.println("TIMEOUT"); | ||
| } catch (EOFException e) { | ||
| System.out.println("EOF"); | ||
| break; | ||
| } | ||
| } | ||
| } | ||
| } | ||
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||
| } |