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Dependencies:   C027 C12832 EthernetInterface StatusReporter LM75B MQTT-ansond endpoint_core endpoint_mqtt mbed-rtos mbed

MQTTTransport.cpp@69:090e16acccb7, 2014-03-04 (annotated)

Committer:
ansond
Date:
Tue Mar 04 04:48:04 2014 +0000
Revision:
69:090e16acccb7
Parent:
48:d3663434128d
Child:
70:144f578e4470
no more splitstring

Who changed what in which revision?

UserRevisionLine numberNew contents of line
ansond 0:ae2a45502448 1 /* Copyright C2013 Doug Anson, MIT License
ansond 0:ae2a45502448 2 *
ansond 0:ae2a45502448 3 * Permission is hereby granted, free of charge, to any person obtaining a copy of this software
ansond 0:ae2a45502448 4 * and associated documentation files the "Software", to deal in the Software without restriction,
ansond 0:ae2a45502448 5 * including without limitation the rights to use, copy, modify, merge, publish, distribute,
ansond 0:ae2a45502448 6 * sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is
ansond 0:ae2a45502448 7 * furnished to do so, subject to the following conditions:
ansond 0:ae2a45502448 8 *
ansond 0:ae2a45502448 9 * The above copyright notice and this permission notice shall be included in all copies or
ansond 0:ae2a45502448 10 * substantial portions of the Software.
ansond 0:ae2a45502448 11 *
ansond 0:ae2a45502448 12 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING
ansond 0:ae2a45502448 13 * BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
ansond 0:ae2a45502448 14 * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
ansond 0:ae2a45502448 15 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
ansond 0:ae2a45502448 16 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
ansond 0:ae2a45502448 17 */
ansond 0:ae2a45502448 18
ansond 0:ae2a45502448 19 #include "MQTTTransport.h"
ansond 0:ae2a45502448 20
ansond 4:11f00b499106 21 // Endpoint Support
ansond 0:ae2a45502448 22 #include "MBEDEndpoint.h"
ansond 0:ae2a45502448 23
ansond 8:45f9a920e82c 24 // EmulatedResourceFactory support
ansond 8:45f9a920e82c 25 #include "EmulatedResourceFactory.h"
ansond 69:090e16acccb7 26
ansond 0:ae2a45502448 27 // our transmitt instance
ansond 15:e44d75d95b38 28 MQTTTransport *_mqtt_instance = NULL;
ansond 0:ae2a45502448 29
ansond 0:ae2a45502448 30 // MQTT callback to handle received messages
ansond 0:ae2a45502448 31 void _mqtt_message_handler(char *topic,char *payload,unsigned int length) {
ansond 15:e44d75d95b38 32 if (_mqtt_instance != NULL) _mqtt_instance->processMessage(_mqtt_instance->getEndpointNameFromTopic(topic),payload,length);
ansond 0:ae2a45502448 33 }
ansond 0:ae2a45502448 34
ansond 0:ae2a45502448 35 // our MQTT client endpoint
ansond 0:ae2a45502448 36 PubSubClient _mqtt(MQTT_HOSTNAME,MQTT_HOSTPORT,_mqtt_message_handler);
ansond 0:ae2a45502448 37
ansond 0:ae2a45502448 38 // default constructor
ansond 15:e44d75d95b38 39 MQTTTransport::MQTTTransport(ErrorHandler *error_handler,void *endpoint,MBEDToIOCResourceMap *map) : Transport(error_handler,endpoint) {
ansond 0:ae2a45502448 40 this->m_mqtt = NULL;
ansond 15:e44d75d95b38 41 _mqtt_instance = this;
ansond 15:e44d75d95b38 42 this->m_map = map;
ansond 8:45f9a920e82c 43 this->initTopic();
ansond 0:ae2a45502448 44 }
ansond 0:ae2a45502448 45
ansond 0:ae2a45502448 46 // default destructor
ansond 0:ae2a45502448 47 MQTTTransport::~MQTTTransport() {
ansond 0:ae2a45502448 48 this->disconnect();
ansond 0:ae2a45502448 49 }
ansond 0:ae2a45502448 50
ansond 8:45f9a920e82c 51 // init our topic
ansond 8:45f9a920e82c 52 void MQTTTransport::initTopic() {
ansond 8:45f9a920e82c 53 MBEDEndpoint *endpoint = (MBEDEndpoint *)this->getEndpoint();
ansond 8:45f9a920e82c 54 char *endpoint_name = endpoint->getEndpointName();
ansond 8:45f9a920e82c 55 memset(this->m_topic,0,MQTT_IOC_TOPIC_LEN+1);
ansond 8:45f9a920e82c 56 sprintf(this->m_topic,MQTT_IOC_TOPIC,endpoint_name);
ansond 8:45f9a920e82c 57 }
ansond 8:45f9a920e82c 58
ansond 8:45f9a920e82c 59 // get our topic
ansond 8:45f9a920e82c 60 char *MQTTTransport::getTopic() { return this->m_topic; }
ansond 8:45f9a920e82c 61
ansond 15:e44d75d95b38 62 // get the IOC <--> MBED resource map
ansond 15:e44d75d95b38 63 MBEDToIOCResourceMap *MQTTTransport::getMap() { return this->m_map; }
ansond 15:e44d75d95b38 64
ansond 6:34c07e145caa 65 // pull the endpoint name from the MQTT topic
ansond 6:34c07e145caa 66 char *MQTTTransport::getEndpointNameFromTopic(char *topic) {
ansond 48:d3663434128d 67 if (topic != NULL) {
ansond 48:d3663434128d 68 memset(this->m_endpoint_name,0,LIGHT_NAME_LEN+1);
ansond 69:090e16acccb7 69 char trash[MQTT_IOC_TOPIC_LEN+1];
ansond 69:090e16acccb7 70 char ep[MQTT_IOC_TOPIC_LEN+1];
ansond 69:090e16acccb7 71 memset(trash,0,MQTT_IOC_TOPIC_LEN+1);
ansond 69:090e16acccb7 72 memset(ep,0,MQTT_IOC_TOPIC_LEN+1);
ansond 69:090e16acccb7 73 bool done = false;
ansond 69:090e16acccb7 74 int length = 0; if (topic != NULL) length = strlen(topic);
ansond 69:090e16acccb7 75 for(int i=length-1;i>=0 && !done;--i) if (topic[i] == '/') { topic[i] = ' ' ; done = true; }
ansond 69:090e16acccb7 76 sscanf(topic,"%s%s",trash,ep);
ansond 69:090e16acccb7 77 if (strlen(ep) > 0) {
ansond 69:090e16acccb7 78 if (strcmp(ep,MQTT_IOC_ALL_ENDPOINT) != 0) {
ansond 69:090e16acccb7 79 // just insert the name and let the parser determine if its for us or not...
ansond 69:090e16acccb7 80 strncpy(this->m_endpoint_name,ep,strlen(ep));
ansond 69:090e16acccb7 81 }
ansond 69:090e16acccb7 82 else {
ansond 69:090e16acccb7 83 // this is a broadcast message - so we need to process it
ansond 69:090e16acccb7 84 MBEDEndpoint *endpoint = (MBEDEndpoint *)this->getEndpoint();
ansond 69:090e16acccb7 85 char *endpoint_name = endpoint->getEndpointName();
ansond 69:090e16acccb7 86 strcpy(this->m_endpoint_name,endpoint_name);
ansond 69:090e16acccb7 87 }
ansond 48:d3663434128d 88 }
ansond 48:d3663434128d 89 return this->m_endpoint_name;
ansond 48:d3663434128d 90 }
ansond 48:d3663434128d 91 return NULL;
ansond 6:34c07e145caa 92 }
ansond 6:34c07e145caa 93
ansond 0:ae2a45502448 94 // process a MQTT Message
ansond 69:090e16acccb7 95 void MQTTTransport::processMessage(char *message_name,char *payload, unsigned int payload_length) {
ansond 69:090e16acccb7 96 char message_type[MQTT_PAYLOAD_SEGMENT_LEN+1];
ansond 69:090e16acccb7 97 char message_verb[MQTT_PAYLOAD_SEGMENT_LEN+1];
ansond 69:090e16acccb7 98 char message_value[MQTT_PAYLOAD_SEGMENT_LEN+1];
ansond 69:090e16acccb7 99 char message_opt[MQTT_PAYLOAD_SEGMENT_LEN+1];
ansond 69:090e16acccb7 100
ansond 69:090e16acccb7 101 // initialize
ansond 69:090e16acccb7 102 memset(message_type,0,MQTT_PAYLOAD_SEGMENT_LEN+1);
ansond 69:090e16acccb7 103 memset(message_verb,0,MQTT_PAYLOAD_SEGMENT_LEN+1);
ansond 69:090e16acccb7 104 memset(message_value,0,MQTT_PAYLOAD_SEGMENT_LEN+1);
ansond 69:090e16acccb7 105 memset(message_opt,0,MQTT_PAYLOAD_SEGMENT_LEN+1);
ansond 23:793b2898522e 106
ansond 6:34c07e145caa 107 // get our endpoint
ansond 0:ae2a45502448 108 MBEDEndpoint *endpoint = (MBEDEndpoint *)this->getEndpoint();
ansond 7:f570eb3f38cd 109 char *endpoint_name = endpoint->getEndpointName();
ansond 6:34c07e145caa 110
ansond 0:ae2a45502448 111 // DEBUG
ansond 8:45f9a920e82c 112 //this->logger()->log("Endpoint:[%s] Target: [%s]",endpoint_name,message_name);
ansond 7:f570eb3f38cd 113
ansond 3:3db076b9d380 114 // only respond if its for our node
ansond 8:45f9a920e82c 115 if (strcmp(endpoint_name,message_name) == 0) {
ansond 69:090e16acccb7 116 // format of the MQTT message: message_type:verb|Parameter_X:value|keyword:optional_data
ansond 69:090e16acccb7 117 char buffer[MAX_MQTT_MESSAGE_LENGTH+1];
ansond 69:090e16acccb7 118 memset(buffer,0,MAX_MQTT_MESSAGE_LENGTH+1);
ansond 69:090e16acccb7 119 memcpy(buffer,payload,payload_length);
ansond 69:090e16acccb7 120 int count = 0; for(int i=0;i<payload_length;++i) if (payload[i] == ':') ++count;
ansond 69:090e16acccb7 121 for(int i=0;i<payload_length;++i) if (buffer[i] == ':') buffer[i] = ' ';
ansond 69:090e16acccb7 122 if (count == 1) sscanf(buffer,"%s %s",message_type,message_verb);
ansond 69:090e16acccb7 123 if (count == 2) sscanf(buffer,"%s %s",message_type,message_verb,message_value);
ansond 69:090e16acccb7 124 if (count == 3) sscanf(buffer,"%s %s %s",message_type,message_verb,message_value);
ansond 69:090e16acccb7 125
ansond 7:f570eb3f38cd 126 // DEBUG
ansond 69:090e16acccb7 127 this->logger()->log("Raw Payload: %s",buffer);
ansond 69:090e16acccb7 128 this->logger()->log("Parsed Payload: Type: [%s] Name: [%s] Verb: [%s] Value: [%s]",message_type,message_name,message_verb,message_value);
ansond 8:45f9a920e82c 129
ansond 3:3db076b9d380 130 // load endpoints
ansond 15:e44d75d95b38 131 if (message_type != NULL && strcmp(message_type,IOC_ENDPOINT_VERB) == 0) { // Endpoint
ansond 15:e44d75d95b38 132 if (message_verb != NULL && strcmp(message_verb,IOC_REQUEST_LOAD_ALL_VERB) == 0) { // load
ansond 15:e44d75d95b38 133 if (message_value != NULL && strcmp(message_value,IOC_ENDPOINT_ALL_VERB) == 0) { // all
ansond 15:e44d75d95b38 134 // load up our endpoints
ansond 15:e44d75d95b38 135 endpoint->loadEndpoints();
ansond 0:ae2a45502448 136 }
ansond 0:ae2a45502448 137 }
ansond 15:e44d75d95b38 138
ansond 15:e44d75d95b38 139 else if (message_verb != NULL && strcmp(message_verb,IOC_REQUEST_UPDATE_ALL_VERB) == 0) { // update
ansond 15:e44d75d95b38 140 if (message_value != NULL && strcmp(message_value,IOC_ENDPOINT_ALL_VERB) == 0) { // all
ansond 15:e44d75d95b38 141 // update our endpoints
ansond 23:793b2898522e 142 endpoint->updateEndpoints();
ansond 15:e44d75d95b38 143 }
ansond 15:e44d75d95b38 144 else {
ansond 15:e44d75d95b38 145 // update just our endpoint
ansond 15:e44d75d95b38 146 int index = -1;
ansond 15:e44d75d95b38 147 if (message_name != NULL) {
ansond 15:e44d75d95b38 148 index = endpoint->indexOfLight((char *)message_name);
ansond 15:e44d75d95b38 149 if (index >= 0) {
ansond 15:e44d75d95b38 150 if (message_verb != NULL && strcmp(message_verb,IOC_REQUEST_UPDATE_ALL_VERB) == 0) {
ansond 15:e44d75d95b38 151 // update our endpoint
ansond 23:793b2898522e 152 endpoint->updateEndpoints(index);
ansond 15:e44d75d95b38 153 }
ansond 3:3db076b9d380 154 }
ansond 3:3db076b9d380 155 }
ansond 3:3db076b9d380 156 }
ansond 3:3db076b9d380 157 }
ansond 0:ae2a45502448 158 }
ansond 3:3db076b9d380 159
ansond 3:3db076b9d380 160 // change a resource value
ansond 13:25448d92c205 161 if (message_type != NULL && strcmp(message_type,IOC_CHANGE_VERB) == 0) {
ansond 8:45f9a920e82c 162 if (message_name != NULL) {
ansond 3:3db076b9d380 163 // destined for our lights?
ansond 3:3db076b9d380 164 int index = endpoint->indexOfLight((char *)message_name);
ansond 3:3db076b9d380 165 if (index >= 0) {
ansond 3:3db076b9d380 166 if (message_verb != NULL) {
ansond 3:3db076b9d380 167 // map the parameter to one of ours
ansond 14:0a6497a380a4 168 char *mapped_resource = this->mapIOCResourceToEndpointResource((char *)message_verb);
ansond 3:3db076b9d380 169 if (mapped_resource != NULL) {
ansond 3:3db076b9d380 170 if (message_value != NULL) {
ansond 8:45f9a920e82c 171 EmulatedResourceFactory *factory = (EmulatedResourceFactory *)endpoint->getResources(index);
ansond 8:45f9a920e82c 172 bool success = factory->setResourceValue(mapped_resource,message_value);
ansond 8:45f9a920e82c 173
ansond 8:45f9a920e82c 174 // end the resource value back over MQTT
ansond 8:45f9a920e82c 175 this->sendResult(message_name,message_verb,message_value,success);
ansond 3:3db076b9d380 176 }
ansond 3:3db076b9d380 177 }
ansond 3:3db076b9d380 178 }
ansond 3:3db076b9d380 179 }
ansond 3:3db076b9d380 180 }
ansond 3:3db076b9d380 181 }
ansond 3:3db076b9d380 182
ansond 3:3db076b9d380 183 // get a resource value
ansond 13:25448d92c205 184 if (message_type != NULL && strcmp(message_type,IOC_REQUEST_VALUE_VERB) == 0) {
ansond 3:3db076b9d380 185 if (message_name != NULL) {
ansond 3:3db076b9d380 186 // destined for our lights?
ansond 3:3db076b9d380 187 int index = endpoint->indexOfLight((char *)message_name);
ansond 3:3db076b9d380 188 if (index >= 0) {
ansond 3:3db076b9d380 189 if (message_verb != NULL) {
ansond 3:3db076b9d380 190 // map the parameter to one of ours
ansond 13:25448d92c205 191 char *mapped_resource = this->mapIOCResourceToEndpointResource((char *)message_verb);
ansond 3:3db076b9d380 192 if (mapped_resource != NULL) {
ansond 8:45f9a920e82c 193 EmulatedResourceFactory *factory = (EmulatedResourceFactory *)endpoint->getResources(index);
ansond 69:090e16acccb7 194 strcpy(message_value,factory->getResourceValue((char *)mapped_resource));
ansond 8:45f9a920e82c 195 bool success = false; if (message_value != NULL) success = true;
ansond 8:45f9a920e82c 196
ansond 8:45f9a920e82c 197 // log resource get
ansond 8:45f9a920e82c 198 if (success) this->logger()->log("Resource: %s (%s) Value: %s",message_verb,mapped_resource,message_value);
ansond 3:3db076b9d380 199
ansond 3:3db076b9d380 200 // end the resource value back over MQTT
ansond 8:45f9a920e82c 201 this->sendResult(message_name,message_verb,message_value,success);
ansond 3:3db076b9d380 202 }
ansond 3:3db076b9d380 203 }
ansond 3:3db076b9d380 204 }
ansond 0:ae2a45502448 205 }
ansond 0:ae2a45502448 206 }
ansond 0:ae2a45502448 207 }
ansond 3:3db076b9d380 208 else {
ansond 3:3db076b9d380 209 // message not bound for our node
ansond 3:3db076b9d380 210 this->logger()->log("MQTT Message: %s not for us: %s... ignoring...",payload,endpoint_name);
ansond 7:f570eb3f38cd 211 }
ansond 0:ae2a45502448 212 }
ansond 0:ae2a45502448 213
ansond 8:45f9a920e82c 214 // send result back to MQTT
ansond 8:45f9a920e82c 215 void MQTTTransport::sendResult(char *endpoint_name,char *resource_name,char *value,bool success) {
ansond 8:45f9a920e82c 216 if (this->m_connected == true) {
ansond 8:45f9a920e82c 217 // send the response back to MQTT
ansond 8:45f9a920e82c 218 this->logger()->log("Sending Response back to MQTT...");
ansond 8:45f9a920e82c 219 char message[MAX_MQTT_MESSAGE_LENGTH+1];
ansond 8:45f9a920e82c 220 memset(message,0,MAX_MQTT_MESSAGE_LENGTH+1);
ansond 13:25448d92c205 221 char *str_success = IOC_RESPONSE_OK; if (!success) str_success = IOC_RESPONSE_FAILED;
ansond 13:25448d92c205 222 sprintf(message,IOC_RESPONSE_TEMPLATE,IOC_RESPONSE_VERB,endpoint_name,resource_name,value,str_success);
ansond 8:45f9a920e82c 223 bool sent = this->m_mqtt->publish(this->getTopic(),message,strlen(message));
ansond 8:45f9a920e82c 224 if (sent) {
ansond 8:45f9a920e82c 225 this->logger()->log("Result sent successfully");
ansond 36:210f3956038c 226 this->logger()->blinkTransportTxLED();
ansond 8:45f9a920e82c 227 }
ansond 8:45f9a920e82c 228 else {
ansond 8:45f9a920e82c 229 this->logger()->log("Result send FAILED");
ansond 8:45f9a920e82c 230 }
ansond 8:45f9a920e82c 231 }
ansond 8:45f9a920e82c 232 else {
ansond 8:45f9a920e82c 233 // unable to send the response
ansond 8:45f9a920e82c 234 this->logger()->log("Unable to send response back to MQTT. Not connected.");
ansond 8:45f9a920e82c 235 }
ansond 0:ae2a45502448 236 }
ansond 0:ae2a45502448 237
ansond 15:e44d75d95b38 238 char *MQTTTransport::mapIOCResourceToEndpointResource(char *ioc_name) { return this->getMap()->iocNameToEndpointName(ioc_name); }
ansond 0:ae2a45502448 239
ansond 0:ae2a45502448 240 char *MQTTTransport::makeID(char *id_template,char *buffer) {
ansond 0:ae2a45502448 241 srand(time(0));
ansond 0:ae2a45502448 242 srand(rand());
ansond 0:ae2a45502448 243 sprintf(buffer,id_template,rand()%MQTT_MAXID_VALUE);
ansond 0:ae2a45502448 244 return buffer;
ansond 0:ae2a45502448 245 }
ansond 0:ae2a45502448 246
ansond 0:ae2a45502448 247 // connect up MQTT
ansond 0:ae2a45502448 248 bool MQTTTransport::connect() {
ansond 0:ae2a45502448 249 char mqtt_id[MQTT_ENDPOINT_IDLEN+1];
ansond 0:ae2a45502448 250 memset(mqtt_id,0,(MQTT_ENDPOINT_IDLEN+1));
ansond 0:ae2a45502448 251 if (this->m_connected == false) {
ansond 0:ae2a45502448 252 this->logger()->log("MQTT Init: %s:%d...",MQTT_HOSTNAME,MQTT_HOSTPORT);
ansond 0:ae2a45502448 253 this->m_mqtt = &_mqtt;
ansond 0:ae2a45502448 254 if (this->m_mqtt != NULL) {
ansond 0:ae2a45502448 255 char *id = this->makeID(MQTT_ENDPOINT_ID,mqtt_id);
ansond 0:ae2a45502448 256 this->logger()->log("MQTT Connect: ID: %s...",id);
ansond 0:ae2a45502448 257 if (this->m_mqtt->connect(id)) {
ansond 8:45f9a920e82c 258 this->logger()->log("MQTT Subscribe: Topic: %s...",this->getTopic());
ansond 8:45f9a920e82c 259 if (this->m_mqtt->subscribe(this->getTopic())) {
ansond 22:f1002e5993c5 260 if (this->m_mqtt->subscribe(MQTT_IOC_ANNOUNCE_TOPIC)) {
ansond 22:f1002e5993c5 261 this->logger()->log("MQTT CONNECTED.");
ansond 22:f1002e5993c5 262 this->m_connected = true;
ansond 22:f1002e5993c5 263 }
ansond 22:f1002e5993c5 264 else {
ansond 22:f1002e5993c5 265 this->logger()->log("MQTT Subscribe: Topic(ANNOUNCE): %s FAILED",this->getTopic());
ansond 22:f1002e5993c5 266 this->logger()->turnLEDRed();
ansond 22:f1002e5993c5 267 this->m_connected = false;
ansond 22:f1002e5993c5 268 }
ansond 0:ae2a45502448 269 }
ansond 0:ae2a45502448 270 else {
ansond 8:45f9a920e82c 271 this->logger()->log("MQTT Subscribe: Topic: %s FAILED",this->getTopic());
ansond 0:ae2a45502448 272 this->logger()->turnLEDRed();
ansond 7:f570eb3f38cd 273 this->m_connected = false;
ansond 0:ae2a45502448 274 }
ansond 0:ae2a45502448 275 }
ansond 0:ae2a45502448 276 else {
ansond 0:ae2a45502448 277 this->logger()->log("MQTT Connect: ID: %s FAILED",id);
ansond 0:ae2a45502448 278 this->logger()->turnLEDRed();
ansond 7:f570eb3f38cd 279 this->m_connected = false;
ansond 0:ae2a45502448 280 }
ansond 0:ae2a45502448 281 }
ansond 0:ae2a45502448 282 else {
ansond 0:ae2a45502448 283 this->logger()->log("MQTT Unable to allocate new instance");
ansond 0:ae2a45502448 284 this->logger()->turnLEDRed();
ansond 7:f570eb3f38cd 285 this->m_connected = false;
ansond 0:ae2a45502448 286 }
ansond 0:ae2a45502448 287 }
ansond 0:ae2a45502448 288 else {
ansond 0:ae2a45502448 289 this->logger()->log("MQTT already connected (OK)");
ansond 0:ae2a45502448 290 }
ansond 0:ae2a45502448 291 return this->m_connected;
ansond 0:ae2a45502448 292 }
ansond 0:ae2a45502448 293
ansond 0:ae2a45502448 294 // disconnect from MQTT
ansond 0:ae2a45502448 295 bool MQTTTransport::disconnect() {
ansond 0:ae2a45502448 296 if (this->m_mqtt != NULL) {
ansond 8:45f9a920e82c 297 this->logger()->log("MQTT Unsubscribing from: %s...",this->getTopic());
ansond 8:45f9a920e82c 298 this->m_mqtt->unsubscribe(this->getTopic());
ansond 22:f1002e5993c5 299 this->m_mqtt->unsubscribe(MQTT_IOC_ANNOUNCE_TOPIC);
ansond 0:ae2a45502448 300 this->logger()->log("MQTT Disconnecting...");
ansond 0:ae2a45502448 301 this->m_mqtt->disconnect();
ansond 0:ae2a45502448 302 }
ansond 0:ae2a45502448 303 else {
ansond 0:ae2a45502448 304 this->logger()->log("MQTT already disconnected (OK)");
ansond 0:ae2a45502448 305 }
ansond 0:ae2a45502448 306 this->m_connected = false;
ansond 0:ae2a45502448 307 return true;
ansond 0:ae2a45502448 308 }
ansond 0:ae2a45502448 309
ansond 0:ae2a45502448 310 // check transport and process stuff
ansond 0:ae2a45502448 311 void MQTTTransport::checkAndProcess() {
ansond 0:ae2a45502448 312 if (this->m_mqtt != NULL && this->m_connected == true) {
ansond 0:ae2a45502448 313 this->m_mqtt->loop();
ansond 36:210f3956038c 314 this->logger()->blinkTransportRxLED();
ansond 0:ae2a45502448 315 }
ansond 0:ae2a45502448 316 }