Examples with MqttFixedHeader io.netty.handler.codec.mqtt.MqttFixedHeader used on opensource projects

Example 36 with MqttFixedHeader

use of io.netty.handler.codec.mqtt.MqttFixedHeader in project thingsboard by thingsboard.

the class MqttTransportHandler method processProvisionSessionMsg.

private void processProvisionSessionMsg(ChannelHandlerContext ctx, MqttMessage msg) {
    switch(msg.fixedHeader().messageType()) {
        case PUBLISH:
            MqttPublishMessage mqttMsg = (MqttPublishMessage) msg;
            String topicName = mqttMsg.variableHeader().topicName();
            int msgId = mqttMsg.variableHeader().packetId();
            try {
                if (topicName.equals(MqttTopics.DEVICE_PROVISION_REQUEST_TOPIC)) {
                    try {
                        TransportProtos.ProvisionDeviceRequestMsg provisionRequestMsg = deviceSessionCtx.getContext().getJsonMqttAdaptor().convertToProvisionRequestMsg(deviceSessionCtx, mqttMsg);
                        transportService.process(provisionRequestMsg, new DeviceProvisionCallback(ctx, msgId, provisionRequestMsg));
                        log.trace("[{}][{}] Processing provision publish msg [{}][{}]!", sessionId, deviceSessionCtx.getDeviceId(), topicName, msgId);
                    } catch (Exception e) {
                        if (e instanceof JsonParseException || (e.getCause() != null && e.getCause() instanceof JsonParseException)) {
                            TransportProtos.ProvisionDeviceRequestMsg provisionRequestMsg = deviceSessionCtx.getContext().getProtoMqttAdaptor().convertToProvisionRequestMsg(deviceSessionCtx, mqttMsg);
                            transportService.process(provisionRequestMsg, new DeviceProvisionCallback(ctx, msgId, provisionRequestMsg));
                            deviceSessionCtx.setProvisionPayloadType(TransportPayloadType.PROTOBUF);
                            log.trace("[{}][{}] Processing provision publish msg [{}][{}]!", sessionId, deviceSessionCtx.getDeviceId(), topicName, msgId);
                        } else {
                            throw e;
                        }
                    }
                } else {
                    log.debug("[{}] Unsupported topic for provisioning requests: {}!", sessionId, topicName);
                    ctx.close();
                }
            } catch (RuntimeException e) {
                log.warn("[{}] Failed to process publish msg [{}][{}]", sessionId, topicName, msgId, e);
                ctx.close();
            } catch (AdaptorException e) {
                log.debug("[{}] Failed to process publish msg [{}][{}]", sessionId, topicName, msgId, e);
                ctx.close();
            }
            break;
        case PINGREQ:
            ctx.writeAndFlush(new MqttMessage(new MqttFixedHeader(PINGRESP, false, AT_MOST_ONCE, false, 0)));
            break;
        case DISCONNECT:
            ctx.close();
            break;
    }
}

Example 37 with MqttFixedHeader

use of io.netty.handler.codec.mqtt.MqttFixedHeader in project thingsboard by thingsboard.

the class MqttTransportHandler method processRegularSessionMsg.

void processRegularSessionMsg(ChannelHandlerContext ctx, MqttMessage msg) {
    switch(msg.fixedHeader().messageType()) {
        case PUBLISH:
            processPublish(ctx, (MqttPublishMessage) msg);
            break;
        case SUBSCRIBE:
            processSubscribe(ctx, (MqttSubscribeMessage) msg);
            break;
        case UNSUBSCRIBE:
            processUnsubscribe(ctx, (MqttUnsubscribeMessage) msg);
            break;
        case PINGREQ:
            if (checkConnected(ctx, msg)) {
                ctx.writeAndFlush(new MqttMessage(new MqttFixedHeader(PINGRESP, false, AT_MOST_ONCE, false, 0)));
                transportService.reportActivity(deviceSessionCtx.getSessionInfo());
            }
            break;
        case DISCONNECT:
            ctx.close();
            break;
        case PUBACK:
            int msgId = ((MqttPubAckMessage) msg).variableHeader().messageId();
            TransportProtos.ToDeviceRpcRequestMsg rpcRequest = rpcAwaitingAck.remove(msgId);
            if (rpcRequest != null) {
                transportService.process(deviceSessionCtx.getSessionInfo(), rpcRequest, RpcStatus.DELIVERED, TransportServiceCallback.EMPTY);
            }
            break;
        default:
            break;
    }
}

Example 38 with MqttFixedHeader

use of io.netty.handler.codec.mqtt.MqttFixedHeader in project thingsboard by thingsboard.

the class JsonMqttAdaptor method createMqttPublishMsg.

protected MqttPublishMessage createMqttPublishMsg(MqttDeviceAwareSessionContext ctx, String topic, JsonElement json) {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.PUBLISH, false, ctx.getQoSForTopic(topic), false, 0);
    MqttPublishVariableHeader header = new MqttPublishVariableHeader(topic, ctx.nextMsgId());
    ByteBuf payload = ALLOCATOR.buffer();
    payload.writeBytes(json.toString().getBytes(UTF8));
    return new MqttPublishMessage(mqttFixedHeader, header, payload);
}

Example 39 with MqttFixedHeader

use of io.netty.handler.codec.mqtt.MqttFixedHeader in project thingsboard by thingsboard.

the class MqttTransportHandlerTest method getMqttPublishMessage.

MqttPublishMessage getMqttPublishMessage() {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.PUBLISH, true, MqttQoS.AT_LEAST_ONCE, false, 123);
    MqttPublishVariableHeader variableHeader = new MqttPublishVariableHeader("v1/gateway/telemetry", packedId.incrementAndGet());
    ByteBuf payload = new EmptyByteBuf(new PooledByteBufAllocator());
    return new MqttPublishMessage(mqttFixedHeader, variableHeader, payload);
}

Example 40 with MqttFixedHeader

use of io.netty.handler.codec.mqtt.MqttFixedHeader in project thingsboard by thingsboard.

the class MqttTransportHandlerTest method getMqttConnectMessage.

MqttConnectMessage getMqttConnectMessage() {
    MqttFixedHeader mqttFixedHeader = new MqttFixedHeader(MqttMessageType.CONNECT, true, MqttQoS.AT_LEAST_ONCE, false, 123);
    MqttConnectVariableHeader variableHeader = new MqttConnectVariableHeader("device", packedId.incrementAndGet(), true, true, true, 1, true, false, 60);
    MqttConnectPayload payload = new MqttConnectPayload("clientId", "topic", "message".getBytes(StandardCharsets.UTF_8), "username", "password".getBytes(StandardCharsets.UTF_8));
    return new MqttConnectMessage(mqttFixedHeader, variableHeader, payload);
}