Examples with RemoveFlow org.openkilda.server42.control.messaging.flowrtt.RemoveFlow used on opensource projects

Example 1 with RemoveFlow

use of org.openkilda.server42.control.messaging.flowrtt.RemoveFlow in project open-kilda by telstra.

the class Gate method listen.

@KafkaHandler
void listen(ListFlowsOnSwitch data, @Header(KafkaHeaders.RECEIVED_MESSAGE_KEY) String switchIdKey) {
    CommandPacket commandPacket = getFlowListCommandPacket(switchIdKey);
    try {
        CommandPacketResponse serverResponse = zeroMqClient.send(commandPacket);
        if (serverResponse == null) {
            log.error("No response from server on {}", data.getHeaders().getCorrelationId());
            return;
        }
        for (Any any : serverResponse.getResponseList()) {
            String flowId = any.unpack(Flow.class).getFlowId();
            if (!data.getFlowIds().contains(flowId)) {
                removeFlow(flowId, FlowDirection.FORWARD);
                removeFlow(flowId, FlowDirection.REVERSE);
            }
        }
    } catch (InvalidProtocolBufferException e) {
        log.error("Marshalling error on {}", data);
    }
}

Example 2 with RemoveFlow

use of org.openkilda.server42.control.messaging.flowrtt.RemoveFlow in project open-kilda by telstra.

the class Gate method removeFlow.

private void removeFlow(String flowId, FlowDirection direction) throws InvalidProtocolBufferException {
    Builder builder = CommandPacket.newBuilder();
    Flow flow = Flow.newBuilder().setFlowId(flowId).setDirection(FlowDirection.toBoolean(direction)).build();
    FlowRttControl.RemoveFlow removeFlow = FlowRttControl.RemoveFlow.newBuilder().setFlow(flow).build();
    builder.setType(Type.REMOVE_FLOW);
    builder.addCommand(Any.pack(removeFlow));
    CommandPacket packet = builder.build();
    zeroMqClient.send(packet);
}

Example 3 with RemoveFlow

use of org.openkilda.server42.control.messaging.flowrtt.RemoveFlow in project open-kilda by telstra.

the class ControlServer method run.

/**
 * We get commands from zmq socket and execute them one by one.
 */
@Override
public void run() {
    log.info("started");
    try (ZContext context = new ZContext()) {
        Socket server = context.createSocket(ZMQ.REP);
        server.bind(bindEndpoint);
        while (!isInterrupted()) {
            byte[] request = server.recv();
            try {
                CommandPacket commandPacket = CommandPacket.parseFrom(request);
                Builder builder = CommandPacketResponse.newBuilder();
                builder.setCommunicationId(commandPacket.getCommunicationId());
                log.info("command type {}", commandPacket.getType().toString());
                log.info("flow list before {}", flows.keySet().toString());
                switch(commandPacket.getType()) {
                    case ADD_FLOW:
                        for (Any any : commandPacket.getCommandList()) {
                            AddFlow addFlow = any.unpack(AddFlow.class);
                            flows.put(FlowKey.fromFlow(addFlow.getFlow()), addFlow.getFlow());
                            statsServer.addFlow(addFlow.getFlow());
                        }
                        break;
                    case REMOVE_FLOW:
                        for (Any any : commandPacket.getCommandList()) {
                            RemoveFlow removeFlow = any.unpack(RemoveFlow.class);
                            FlowKey flowKey = FlowKey.fromFlow(removeFlow.getFlow());
                            flows.remove(flowKey);
                            statsServer.removeFlow(flowKey);
                        }
                        break;
                    case CLEAR_FLOWS:
                        if (commandPacket.getCommandCount() > 0) {
                            Any command = commandPacket.getCommand(0);
                            ClearFlowsFilter filter = command.unpack(ClearFlowsFilter.class);
                            List<FlowKey> keys = flows.values().stream().filter(flow -> flow.getDstMac().equals(filter.getDstMac())).map(FlowKey::fromFlow).collect(Collectors.toList());
                            flows.keySet().removeAll(keys);
                            keys.forEach(statsServer::removeFlow);
                        } else {
                            flows.clear();
                            statsServer.clearFlows();
                        }
                        break;
                    case LIST_FLOWS:
                        if (commandPacket.getCommandCount() > 0) {
                            Any command = commandPacket.getCommand(0);
                            ListFlowsFilter filter = command.unpack(ListFlowsFilter.class);
                            flows.values().stream().filter(flow -> flow.getDstMac().equals(filter.getDstMac())).forEach(flow -> builder.addResponse(Any.pack(flow)));
                        } else {
                            for (Flow flow : flows.values()) {
                                builder.addResponse(Any.pack(flow));
                            }
                        }
                        break;
                    case PUSH_SETTINGS:
                        log.warn("will be shipped with stats application");
                        Any command = commandPacket.getCommand(0);
                        PushSettings settings = command.unpack(PushSettings.class);
                        log.info(settings.toString());
                        break;
                    case ADD_ISL:
                        for (Any any : commandPacket.getCommandList()) {
                            AddIsl addIsl = any.unpack(AddIsl.class);
                            IslEndpoint endpoint = addIsl.getIsl();
                            isls.computeIfAbsent(endpoint.getSwitchId(), k -> new HashSet<>()).add(endpoint.getPort());
                            statsServer.addIsl(endpoint.getSwitchId(), endpoint.getPort());
                        }
                        break;
                    case REMOVE_ISL:
                        for (Any any : commandPacket.getCommandList()) {
                            RemoveIsl removeIsl = any.unpack(RemoveIsl.class);
                            IslEndpoint endpoint = removeIsl.getIsl();
                            isls.getOrDefault(endpoint.getSwitchId(), emptySet()).remove(endpoint.getPort());
                            statsServer.removeIsl(endpoint.getSwitchId(), endpoint.getPort());
                        }
                        break;
                    case CLEAR_ISLS:
                        if (commandPacket.getCommandCount() > 0) {
                            ClearIslsFilter filter = commandPacket.getCommand(0).unpack(ClearIslsFilter.class);
                            Set<Integer> ports = Optional.ofNullable(isls.get(filter.getSwitchId())).orElse(emptySet());
                            isls.remove(filter.getSwitchId());
                            ports.forEach(p -> statsServer.removeIsl(filter.getSwitchId(), p));
                        } else {
                            isls.clear();
                            statsServer.clearIsls();
                        }
                        break;
                    case LIST_ISLS:
                        if (commandPacket.getCommandCount() > 0) {
                            ListIslsFilter filter = commandPacket.getCommand(0).unpack(ListIslsFilter.class);
                            Optional.ofNullable(isls.get(filter.getSwitchId())).orElse(emptySet()).forEach(port -> builder.addResponse(Any.pack(IslEndpoint.newBuilder().setSwitchId(filter.getSwitchId()).setPort(port).build())));
                        } else {
                            isls.forEach((switchId, ports) -> ports.forEach(port -> builder.addResponse(Any.pack(IslEndpoint.newBuilder().setSwitchId(switchId).setPort(port).build()))));
                        }
                        break;
                    case UNRECOGNIZED:
                    default:
                        log.error("Unknown command type");
                        break;
                }
                log.info("flow list after {}", flows.keySet().toString());
                server.send(builder.build().toByteArray());
            } catch (InvalidProtocolBufferException e) {
                log.error("marshalling error");
            }
        }
    }
}

Example 4 with RemoveFlow

use of org.openkilda.server42.control.messaging.flowrtt.RemoveFlow in project open-kilda by telstra.

the class FlowHandler method notifyDeactivateFlowMonitoring.

@Override
public void notifyDeactivateFlowMonitoring(SwitchId switchId, String flowId, boolean isForward) {
    RemoveFlow removeFlow = RemoveFlow.builder().flowId(flowId).headers(buildHeader()).direction(isForward ? FlowDirection.FORWARD : FlowDirection.REVERSE).build();
    emit(STREAM_CONTROL_COMMANDS_ID, getCurrentTuple(), new Values(switchId.toString(), removeFlow));
}

Example 5 with RemoveFlow

use of org.openkilda.server42.control.messaging.flowrtt.RemoveFlow in project open-kilda by telstra.

the class GateTest method removeFlow.

@Test
public void removeFlow() throws Exception {
    RemoveFlow removeFlow = RemoveFlow.builder().flowId("some-flow-id").build();
    gate.listen(removeFlow);
    CommandPacket commandPacket = getCommandPacket();
    assertThat(commandPacket.getType()).isEqualTo(Type.REMOVE_FLOW);
    assertThat(commandPacket.getCommandList()).hasSize(1);
    Any command = commandPacket.getCommand(0);
    assertThat(command.is(FlowRttControl.RemoveFlow.class)).isTrue();
    FlowRttControl.RemoveFlow unpack = command.unpack(FlowRttControl.RemoveFlow.class);
    assertThat(unpack.getFlow().getFlowId()).isEqualTo(removeFlow.getFlowId());
}