void createClient(const std::string& baseConfig, const std::string& id)
{
std::string serverURI = getStringConfig(baseConfig + ".serverURI", "");
std::string clientId = getStringConfig(baseConfig + ".clientId", "");
std::string persistencePath = getStringConfig(baseConfig + ".persistence.path", "");
MQTTClientImpl::Persistence persistence = persistencePath.empty() ? MQTTClientImpl::MQTT_PERSISTENCE_NONE : MQTTClientImpl::MQTT_PERSISTENCE_FILE;
if (!serverURI.empty())
{
MQTTClientImpl::ConnectOptions options;
options.keepAliveInterval = getIntConfig(baseConfig + ".keepAliveInterval", 60);
options.retryInterval = getIntConfig(baseConfig + ".retryInterval", 30);
options.connectTimeout = getIntConfig(baseConfig + ".connectTimeout", 20);
options.cleanSession = getBoolConfig(baseConfig + ".cleanSession", true);
options.reliable = getBoolConfig(baseConfig + ".reliable", false);
options.username = getStringConfig(baseConfig + ".username", "");
options.password = getStringConfig(baseConfig + ".password", "");
options.willQoS = getIntConfig(baseConfig + ".will.qos", 0);
options.mqttVersion = getIntConfig(baseConfig + ".mqttVersion", 0);
Poco::StringTokenizer tok(getStringConfig(baseConfig + ".serverURIs", ""), ";,", Poco::StringTokenizer::TOK_TRIM | Poco::StringTokenizer::TOK_IGNORE_EMPTY);
options.serverURIs.assign(tok.begin(), tok.end());
options.willTopic = getStringConfig(baseConfig + ".will.topic", "");
options.willMessage = getStringConfig(baseConfig + ".will.message", "");
options.willRetained = getBoolConfig(baseConfig + ".will.retained", false);
options.sslTrustStore = getStringConfig(baseConfig + ".ssl.trustStore", "");
options.sslKeyStore = getStringConfig(baseConfig + ".ssl.keyStore", "");
options.sslPrivateKey = getStringConfig(baseConfig + ".ssl.privateKey", "");
options.sslPrivateKeyPassword = getStringConfig(baseConfig + ".ssl.privateKeyPassword", "");
options.sslEnabledCipherSuites = getStringConfig(baseConfig + ".ssl.enabledCipherSuites", "");
options.sslEnableServerCertAuth = getBoolConfig(baseConfig + ".ssl.enableServerCertAuth", false);
MQTTClientImpl::Ptr pMQTTClient = new MQTTClientImpl(serverURI, clientId, persistence, persistencePath, options);
std::string oid(Poco::format("io.macchina.mqtt.client#%z", _clients.size()));
ServerHelper::RemoteObjectPtr pMQTTClientRemoteObject = ServerHelper::createRemoteObject(pMQTTClient, oid);
Poco::OSP::Properties props;
props.set("io.macchina.protocol", "io.macchina.mqtt");
props.set("io.macchina.mqtt.clientId", clientId);
props.set("io.macchina.mqtt.serverURI", serverURI);
props.set("io.macchina.mqtt.id", id);
Poco::OSP::ServiceRef::Ptr pServiceRef = _pContext->registry().registerService(oid, pMQTTClientRemoteObject, props);
_clients.push_back(pMQTTClient);
_serviceRefs.push_back(pServiceRef);
}
}
void start(Poco::OSP::BundleContext::Ptr pContext)
{
_pContext = pContext;
_pPrefs = Poco::OSP::ServiceFinder::find<Poco::OSP::PreferencesService>(pContext);
const std::string clientId = getStringConfig("mqttSubscribe.clientId");
const int qos = getIntConfig("mqttSubscribe.qos");
_topic = getStringConfig("mqttSubscribe.topic");
auto mqttClientRefs = pContext->registry().find(Poco::format("io.macchina.mqtt.id == \"%s\"", clientId));
if (!mqttClientRefs.empty())
{
_pMQTTClient = mqttClientRefs[0]->castedInstance<IoT::MQTT::IMQTTClient>();
_pMQTTClient->messageArrived += Poco::delegate(this, &BundleActivator::onMessageArrived);
_pMQTTClient->subscribe(_topic, qos);
}
else
{
_pContext->logger().warning("No MQTT client found.");
}
}
