IoT_Error_t aws_iot_mqtt_subscribe(MQTTSubscribeParams *pParams) {
IoT_Error_t rc = NONE_ERROR;
if (0 != MQTTSubscribe(&c, pParams->pTopic, (enum QoS)pParams->qos, pahoMessageCallback, (void (*)(void))(pParams->mHandler))) {
rc = SUBSCRIBE_ERROR;
}
return rc;
}
/**
* Function used to subscribe to all commands. This function is by default called when in registered mode.
*
* @return int return code
*/
int subscribeCommands(Iotfclient *client)
{
int rc = -1;
rc = MQTTSubscribe(&client->c, "iot-2/cmd/+/fmt/+", QOS0, messageArrived);
return rc;
}
int main(int argc, char** argv)
{
int rc = 0;
unsigned char buf[1024];
unsigned char readbuf[1024];
Network n;
Client c;
signal(SIGINT, cfinish);
signal(SIGTERM, cfinish);
NewNetwork(&n);
ConnectNetwork(&n, "eu.airvantage.net", 1883);
MQTTClient(&c, &n, 1000, buf, 1024, readbuf, 1024);
MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
data.willFlag = 0;
data.MQTTVersion = 3;
data.clientID.cstring = deviceId;
data.username.cstring = "00000000B6AF4A9D";
data.password.cstring = "toto";
data.keepAliveInterval = 10000;
data.cleansession = 1;
printf("Connecting to %s %d\n", "tcp://eu.airvantage.net", 1883);
rc = MQTTConnect(&c, &data);
printf("Connected %d\n", rc);
char* topic = malloc(strlen(deviceId)+13);
sprintf(topic, "%s/tasks/json", deviceId);
printf("Subscribing to %s\n", topic);
rc = MQTTSubscribe(&c, topic, 0, messageArrived);
printf("Subscribed %d\n", rc);
int err1 = pthread_create(&reading_tid, NULL, &readMeasuresHandler, (void*)&c);
int err2 = pthread_create(&uploading_tid, NULL, &uploadMeasuresHandler, (void*) &c);
if(err1 != 0 || err2 != 0)
printf("Can't create simulator (%s, %d)\n", strerror(err1), err2);
else
{
while (!toStop)
{
MQTTYield(&c, 1000);
}
}
printf("Stopping\n");
MQTTDisconnect(&c);
n.disconnect(&n);
return 0;
}
static enum cmd_status cmd_mqtt_subscribe_exec(char *cmd)
{
int32_t cnt;
uint32_t i;
char *tmp;
uint32_t qos;
int rc;
/* get param */
cnt = cmd_sscanf(cmd, "qos=%u",
&qos);
if ((tmp = cmd_strrchr(cmd, '\"')) == NULL)
return CMD_STATUS_INVALID_ARG;
*tmp = '\0';
if ((tmp = cmd_strchr(cmd, '\"')) == NULL)
return CMD_STATUS_INVALID_ARG;
tmp++;
/* check param */
if (cnt != 1) {
CMD_ERR("invalid param number %d\n", cnt);
return CMD_STATUS_INVALID_ARG;
}
if (qos > 2) {
CMD_ERR("invalid qos %d\n", qos);
return CMD_STATUS_INVALID_ARG;
}
i = 0;
while (sub_topic[i] != NULL) {
i++;
if (i >= MAX_SUB_TOPICS) {
CMD_WRN("Subscribe topics is max\n");
return CMD_STATUS_FAIL;
}
}
sub_topic[i] = cmd_malloc(cmd_strlen(tmp) + 1);
cmd_memcpy(sub_topic[i], tmp, cmd_strlen(tmp) + 1);
if (OS_MutexLock(&lock, 60000) == OS_E_TIMEOUT)
return CMD_STATUS_FAIL;
if ((rc = MQTTSubscribe(&client, sub_topic[i], qos, mqtt_msg_cb)) != 0) {
CMD_ERR("Return code from MQTT subscribe is %d\n", rc);
return CMD_STATUS_FAIL;
}
OS_MutexUnlock(&lock);
return CMD_STATUS_OK;
}
static void prvMQTTEchoTask(void *pvParameters)
{
/* connect to m2m.eclipse.org, subscribe to a topic, send and receive messages regularly every 1 sec */
MQTTClient client;
Network network;
unsigned char sendbuf[80], readbuf[80];
int rc = 0,
count = 0;
MQTTPacket_connectData connectData = MQTTPacket_connectData_initializer;
pvParameters = 0;
platform_network_init(&network);
MQTTClientInit(&client, &network, 30000, sendbuf, sizeof(sendbuf), readbuf, sizeof(readbuf));
char* address = "iot.eclipse.org";
if ((rc = platform_network_connect(&network, address, 1883)) != 0)
printf("Return code from network connect is %d\n", rc);
#if defined(MQTT_TASK)
if ((rc = MQTTStartTask(&client)) != pdPASS)
printf("Return code from start tasks is %d\n", rc);
#endif
connectData.MQTTVersion = 3;
connectData.clientID.cstring = "FreeRTOS_sample";
if ((rc = MQTTConnect(&client, &connectData)) != 0)
printf("Return code from MQTT connect is %d\n", rc);
else
printf("MQTT Connected\n");
if ((rc = MQTTSubscribe(&client, "FreeRTOS/sample/#", 2, messageArrived)) != 0)
printf("Return code from MQTT subscribe is %d\n", rc);
while (++count)
{
MQTTMessage message;
char payload[30];
message.qos = 1;
message.retained = 0;
message.payload = payload;
sprintf(payload, "message number %d", count);
message.payloadlen = strlen(payload);
if ((rc = MQTTPublish(&client, "FreeRTOS/sample/a", &message)) != 0)
printf("Return code from MQTT publish is %d\n", rc);
#if !defined(MQTT_TASK)
if ((rc = MQTTYield(&client, 1000)) != 0)
printf("Return code from yield is %d\n", rc);
#endif
}
/* do not return */
}
static inline void mqtt_task()
{
struct Network network;
char client_id[20];
uint8_t mqtt_buf[100];
uint8_t mqtt_readbuf[100];
MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
NewNetwork( &network );
strcpy(client_id, "esp-gizmo-ir");
if (ConnectNetwork(&network, config_get_mqtt_host(),
config_get_mqtt_port()) != 0) {
printf("Connect to MQTT server failed\n");
return;
}
NewMQTTClient(&mqtt_client, &network, 5000, mqtt_buf, 100, mqtt_readbuf, 100);
data.willFlag = 0;
data.MQTTVersion = 3;
data.clientID.cstring = client_id;
data.username.cstring = NULL;
data.password.cstring = NULL;
data.keepAliveInterval = 10;
data.cleansession = 0;
printf("Send MQTT connect ... \n");
if (MQTTConnect(&mqtt_client, &data) != 0) {
printf("MQTT connect failed\n");
return;
}
const char *topic = config_get_cmd_topic();
printf("Sibscribe to topic: %s\n", topic);
if (MQTTSubscribe(&mqtt_client, topic, QOS1, topic_received) != 0) {
printf("Subscription failed\n");
return;
}
while (MQTTYield(&mqtt_client, 1000) != DISCONNECTED) {
printf("free heap: %d bytes\n", xPortGetFreeHeapSize());
uint16_t free_stack = uxTaskGetStackHighWaterMark(xTaskGetCurrentTaskHandle());
printf("minimum free stack: %d bytes\n", free_stack);
};
printf("Connection dropped, request restart\n");
}
/*
* Function used to subscribe to all commands. This function is by default called when in registered mode.
*
* @return int return code
*/
int subscribeCommands_dm()
{
int rc = -1;
rc = subscribeCommands(&dmClient.deviceClient);
if(rc >=0){
Client *c;
c= &(dmClient.deviceClient.c);
// Call back handles all the requests and responses received from the Watson IoT platform
rc = MQTTSubscribe(c, "iotdm-1/#", QOS0, onMessage);
printf("Actions subscription :%d\n",rc);
}else{
printf("iotf subscribe failed ");
}
return rc;
}
int Cpush_subscribing(unsigned int clientHandle, unsigned char* topic, unsigned char qos, int (*cb_fn)(struct Message*))
{
if ((0 == clientHandle)||(NULL == topic)||(qos>2)) {
return CPUSH_RET_ERROR_PARA;
}
Client* client = (Client*)clientHandle;
int rc = MQTTSubscribe(client,(const char*)topic,qos,cb_fn);
if (FAILURE == rc) {
printf("Cpush_subscribing fail! ret:%d", rc);
return CPUSH_RET_FAIL;
}
printf("Cpush_subscribing OK!");
return CPUSH_RET_OK;
}
/*
* Function used to subscribe to all commands. This function is by default called when in registered mode.
*
* @param client reference to the ManagedDevice
*
* @return int return code
*/
int subscribeCommands_dm(ManagedDevice *client)
{
int rc = -1;
rc = subscribeCommands(&deviceClient);
if(rc >=0){
Client *c;
c= &(deviceClient.c);
rc = MQTTSubscribe(c, "iotdm-1/response", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/observe", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/cancel", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/mgmt/initiate/device/reboot", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/mgmt/initiate/device/factory_reset", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/mgmt/initiate/firmware/download", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/mgmt/initiate/firmware/update", QOS0, messageCame);
rc = MQTTSubscribe(c, "iotdm-1/device/update", QOS0, messageCame);
}else{
printf("iotf subscribe faild ");
}
return rc;
}
static void mqtt_client_thread(void *pvParameters)
{
char *payload = NULL;
MQTTClient client;
Network network;
int rc = 0;
char clientID[32] = {0};
uint32_t count = 0;
ESP_LOGI(TAG, "ssid:%s passwd:%s sub:%s qos:%u pub:%s qos:%u pubinterval:%u payloadsize:%u",
CONFIG_WIFI_SSID, CONFIG_WIFI_PASSWORD, CONFIG_MQTT_SUB_TOPIC,
CONFIG_DEFAULT_MQTT_SUB_QOS, CONFIG_MQTT_PUB_TOPIC, CONFIG_DEFAULT_MQTT_PUB_QOS,
CONFIG_MQTT_PUBLISH_INTERVAL, CONFIG_MQTT_PAYLOAD_BUFFER);
ESP_LOGI(TAG, "ver:%u clientID:%s keepalive:%d username:%s passwd:%s session:%d level:%u",
CONFIG_DEFAULT_MQTT_VERSION, CONFIG_MQTT_CLIENT_ID,
CONFIG_MQTT_KEEP_ALIVE, CONFIG_MQTT_USERNAME, CONFIG_MQTT_PASSWORD,
CONFIG_DEFAULT_MQTT_SESSION, CONFIG_DEFAULT_MQTT_SECURITY);
ESP_LOGI(TAG, "broker:%s port:%u", CONFIG_MQTT_BROKER, CONFIG_MQTT_PORT);
ESP_LOGI(TAG, "sendbuf:%u recvbuf:%u sendcycle:%u recvcycle:%u",
CONFIG_MQTT_SEND_BUFFER, CONFIG_MQTT_RECV_BUFFER,
CONFIG_MQTT_SEND_CYCLE, CONFIG_MQTT_RECV_CYCLE);
MQTTPacket_connectData connectData = MQTTPacket_connectData_initializer;
NetworkInit(&network);
if (MQTTClientInit(&client, &network, 0, NULL, 0, NULL, 0) == false) {
ESP_LOGE(TAG, "mqtt init err");
vTaskDelete(NULL);
}
payload = malloc(CONFIG_MQTT_PAYLOAD_BUFFER);
if (!payload) {
ESP_LOGE(TAG, "mqtt malloc err");
} else {
memset(payload, 0x0, CONFIG_MQTT_PAYLOAD_BUFFER);
}
for (;;) {
ESP_LOGI(TAG, "wait wifi connect...");
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, false, true, portMAX_DELAY);
if ((rc = NetworkConnect(&network, CONFIG_MQTT_BROKER, CONFIG_MQTT_PORT)) != 0) {
ESP_LOGE(TAG, "Return code from network connect is %d", rc);
continue;
}
connectData.MQTTVersion = CONFIG_DEFAULT_MQTT_VERSION;
sprintf(clientID, "%s_%u", CONFIG_MQTT_CLIENT_ID, esp_random());
connectData.clientID.cstring = clientID;
connectData.keepAliveInterval = CONFIG_MQTT_KEEP_ALIVE;
connectData.username.cstring = CONFIG_MQTT_USERNAME;
connectData.password.cstring = CONFIG_MQTT_PASSWORD;
connectData.cleansession = CONFIG_DEFAULT_MQTT_SESSION;
ESP_LOGI(TAG, "MQTT Connecting");
if ((rc = MQTTConnect(&client, &connectData)) != 0) {
ESP_LOGE(TAG, "Return code from MQTT connect is %d", rc);
network.disconnect(&network);
continue;
}
ESP_LOGI(TAG, "MQTT Connected");
#if defined(MQTT_TASK)
if ((rc = MQTTStartTask(&client)) != pdPASS) {
ESP_LOGE(TAG, "Return code from start tasks is %d", rc);
} else {
ESP_LOGI(TAG, "Use MQTTStartTask");
}
#endif
if ((rc = MQTTSubscribe(&client, CONFIG_MQTT_SUB_TOPIC, CONFIG_DEFAULT_MQTT_SUB_QOS, messageArrived)) != 0) {
ESP_LOGE(TAG, "Return code from MQTT subscribe is %d", rc);
network.disconnect(&network);
continue;
}
ESP_LOGI(TAG, "MQTT subscribe to topic %s OK", CONFIG_MQTT_SUB_TOPIC);
for (;;) {
MQTTMessage message;
message.qos = CONFIG_DEFAULT_MQTT_PUB_QOS;
message.retained = 0;
message.payload = payload;
sprintf(payload, "message number %d", ++count);
message.payloadlen = strlen(payload);
if ((rc = MQTTPublish(&client, CONFIG_MQTT_PUB_TOPIC, &message)) != 0) {
ESP_LOGE(TAG, "Return code from MQTT publish is %d", rc);
} else {
ESP_LOGI(TAG, "MQTT published topic %s, len:%u heap:%u", CONFIG_MQTT_PUB_TOPIC, message.payloadlen, esp_get_free_heap_size());
}
if (rc != 0) {
break;
}
vTaskDelay(CONFIG_MQTT_PUBLISH_INTERVAL / portTICK_RATE_MS);
}
network.disconnect(&network);
}
ESP_LOGW(TAG, "mqtt_client_thread going to be deleted");
vTaskDelete(NULL);
return;
}
static void mqtt_task(void *pvParameters)
{
int ret = 0;
struct Network network;
MQTTClient client = DefaultClient;
char mqtt_client_id[20];
uint8_t mqtt_buf[100];
uint8_t mqtt_readbuf[100];
MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
NewNetwork( &network );
memset(mqtt_client_id, 0, sizeof(mqtt_client_id));
strcpy(mqtt_client_id, "ESP-");
strcat(mqtt_client_id, get_my_id());
while(1) {
xSemaphoreTake(wifi_alive, portMAX_DELAY);
printf("%s: started\n\r", __func__);
printf("%s: (Re)connecting to MQTT server %s ... ",__func__,
MQTT_HOST);
ret = ConnectNetwork(&network, MQTT_HOST, MQTT_PORT);
if( ret ){
printf("error: %d\n\r", ret);
taskYIELD();
continue;
}
printf("done\n\r");
NewMQTTClient(&client, &network, 5000, mqtt_buf, 100,
mqtt_readbuf, 100);
data.willFlag = 0;
data.MQTTVersion = 3;
data.clientID.cstring = mqtt_client_id;
data.username.cstring = MQTT_USER;
data.password.cstring = MQTT_PASS;
data.keepAliveInterval = 10;
data.cleansession = 0;
printf("Send MQTT connect ... ");
ret = MQTTConnect(&client, &data);
if(ret){
printf("error: %d\n\r", ret);
DisconnectNetwork(&network);
taskYIELD();
continue;
}
printf("done\r\n");
MQTTSubscribe(&client, "/esptopic", QOS1, topic_received);
xQueueReset(publish_queue);
while(1){
char msg[PUB_MSG_LEN - 1] = "\0";
while(xQueueReceive(publish_queue, (void *)msg, 0) ==
pdTRUE){
printf("got message to publish\r\n");
MQTTMessage message;
message.payload = msg;
message.payloadlen = PUB_MSG_LEN;
message.dup = 0;
message.qos = QOS1;
message.retained = 0;
ret = MQTTPublish(&client, "/beat", &message);
if (ret != SUCCESS ){
printf("error while publishing message: %d\n", ret );
break;
}
}
ret = MQTTYield(&client, 1000);
if (ret == DISCONNECTED)
break;
}
printf("Connection dropped, request restart\n\r");
DisconnectNetwork(&network);
taskYIELD();
}
}
/*
* Application's entry point dynamic schedule. Main is somewhat too large because of the MQTT stuff
* allmighty whileloop
*/
int main(int argc, char** argv)
{
/* Stop WDT and initialize lcd, clcks, main interfaces */
stopWDT();
init_clocks(); //init clock for LCD
init_lcd();
initClk(); //init clock for wifi
Delay(5);
init_main();
Delay(5);
load_data();
int rc = 0;
unsigned char buf[100];
unsigned char readbuf[100];
NewNetwork(&n);
rc = ConnectNetwork(&n, MQTT_BROKER_SERVER, 1883);
if (rc != 0) {
CLI_Write(" Failed to connect to MQTT broker \n\r");
}
MQTTClient(&hMQTTClient, &n, 1000, buf, 100, readbuf, 100);
MQTTPacket_connectData cdata = MQTTPacket_connectData_initializer;
cdata.MQTTVersion = 3;
cdata.clientID.cstring = "daniel";
rc = MQTTConnect(&hMQTTClient, &cdata);
if (rc != 0) {
CLI_Write(" Failed to start MQTT client \n\r");
//LOOP_FOREVER();
}
rc = MQTTSubscribe(&hMQTTClient, SUBSCRIBE_TOPIC, QOS0, messageArrived);
if (rc != 0) {
CLI_Write(" Failed to subscribe to /msp/cc3100/demo topic \n\r");
//LOOP_FOREVER();
}
MQTTYield(&hMQTTClient, 10);
int8_t buffer[2] = "on";
MQTTMessage msg;
msg.dup = 0;
msg.id = 0;
msg.payload = buffer;
msg.payloadlen = 8;
msg.qos = QOS0;
msg.retained = 0;
MQTTPublish(&hMQTTClient, PUBLISH_TOPIC, &msg);
Delay(20);
backlight_off();
while(1) {
MQTTYield(&hMQTTClient, 10);
debounce++;
if(send_goal_bool) {
int8_t buffer2[15] = " ";
sprintf(buffer2, "%d", goal_steps);
msg;
msg.dup = 0;
msg.id = 0;
msg.payload = buffer2;
msg.payloadlen = 15;
msg.qos = QOS0;
msg.retained = 0;
MQTTPublish(&hMQTTClient, PUBLISH_TOPIC, &msg);
Delay(20);
send_goal_bool = 0;
}else if(send_on_bool) {
int8_t buffer2[2] = "on";
msg;
msg.dup = 0;
msg.id = 0;
msg.payload = buffer2;
msg.payloadlen = 2;
msg.qos = QOS0;
msg.retained = 0;
MQTTPublish(&hMQTTClient, PUBLISH_TOPIC, &msg);
Delay(20);
send_on_bool = 0;
} else if( (P3IN & BIT5) == 0 && debounce > 20) {
debounce = 0;
menu_select();
} else if ( (P1IN & BIT4) == 0 && debounce > 10) {
debounce = 0;
menu();
} else if ( steps_taken >= goal_steps && active_bool == 1 ) {
P1OUT &= ~BIT0;
int8_t buffer2[1] = "g";
msg;
msg.dup = 0;
msg.id = 0;
msg.payload = buffer2;
msg.payloadlen = 1;
msg.qos = QOS0;
msg.retained = 0;
MQTTPublish(&hMQTTClient, "on", &msg);
Delay(20);
MAP_Interrupt_disableInterrupt(INT_ADC14);
active_bool = 0;
view_goal_menu();
}
}
}
int cycle(Client* c, Timer* timer)
{
// read the socket, see what work is due
int read_status;
unsigned short packet_type;
read_status = readPacket(c, timer);
packet_type = (unsigned short )read_status;
if(read_status == SOCKET_CLOSED)
{
MQTTReConnect(c);
goto exit;
}
int len = 0,
rc = SUCCESS;
switch (packet_type)
{
case CONNACK:
{
{
unsigned char connack_rc = 255;
char sessionPresent = 0;
if (MQTTDeserialize_connack((unsigned char*)&sessionPresent, &connack_rc, c->readbuf, c->readbuf_size) == 1)
{
c->isconnected = 1;
//开cloud灯
system(SET_LIGHT_CLOUD);
log_printf(LOG_NOTICE, "[MqttConnected]: recv connack\n");
//subtopics and pubtopics init
sprintf(&subtopics[0][0], "%s%s", SUBTOPIC_PRE1, gateway_info.did);
sprintf(&subtopics[1][0], "%s%s", SUBTOPIC_PRE2, gateway_info.productkey);
sprintf(&subtopics[2][0], "%s%s/#", SUBTOPIC_PRE3, gateway_info.did);
sprintf(&pubtopics[0][0], "%s%s", PUBTOPIC_PRE1, gateway_info.did);
sprintf(&pubtopics[1][0], "%s%s", PUBTOPIC_PRE2, gateway_info.did);
sprintf(&pubtopics[2][0], "%s%s/#", PUBTOPIC_PRE3, gateway_info.did);
rc = MQTTSubscribe(c, subtopics[c->suborder], 0, mh[c->suborder]); //for test
log_printf(LOG_NOTICE, "Subscribing to %s\n", subtopics[c->suborder]);
c->suborder++;
}
}
}
break;
case PUBACK:
break;
case SUBACK:
{
int count = 0, grantedQoS = -1;
unsigned short mypacketid;
if (MQTTDeserialize_suback(&mypacketid, 1, &count, &grantedQoS, c->readbuf, c->readbuf_size) == 1)
rc = grantedQoS; // 0, 1, 2 or 0x80
if (rc != 0x80)
{
if(c->suborder <subscribe_over)
{
rc = MQTTSubscribe(c, subtopics[c->suborder], 0, mh[c->suborder]);
log_printf(LOG_NOTICE, "Subscribing to %s\n",subtopics[c->suborder]);
c->suborder++;
}
// int i;
// for (i = 0; i < MAX_MESSAGE_HANDLERS; ++i)
// {
// if (c->messageHandlers[i].topicFilter == 0)
// {
// c->messageHandlers[i].topicFilter = mytopics[i];
// c->messageHandlers[i].fp = mh[i];
// rc = 0;
// break;
// }
// }
}
else
{
log_printf(LOG_ERROR, "SUCACK FAILED\n");
//TODO: error handle
}
}
break;
case PUBLISH:
{
if(c->suborder != subscribe_over)
{
log_printf(LOG_ERROR, "[REC_MSG] rece publish msg but subcribe not over\n");
//TODO: error
}
MQTTString topicName = MQTTString_initializer;
MQTTMessage msg;
if (MQTTDeserialize_publish((unsigned char*)&msg.dup, (int*)&msg.qos, (unsigned char*)&msg.retained, (unsigned short*)&msg.id, &topicName,
(unsigned char**)&msg.payload, (int*)&msg.payloadlen, c->readbuf, c->readbuf_size) != 1)
goto exit;
deliverMessage(c, &topicName, &msg);
// MQTTPublish(c, "applerespond", &msg); //add by yaly for test
if (msg.qos != QOS0)
{
if (msg.qos == QOS1)
len = MQTTSerialize_ack(c->buf, c->buf_size, PUBACK, 0, msg.id);
else if (msg.qos == QOS2)
len = MQTTSerialize_ack(c->buf, c->buf_size, PUBREC, 0, msg.id);
if (len <= 0)
rc = FAILURE;
else
rc = sendPacket_ev(c, len);
if (rc == FAILURE)
goto exit;
}
}
break;
case PUBREC:
{
unsigned short mypacketid;
unsigned char dup, type;
if (MQTTDeserialize_ack(&type, &dup, &mypacketid, c->readbuf, c->readbuf_size) != 1)
rc = FAILURE;
else if ((len = MQTTSerialize_ack(c->buf, c->buf_size, PUBREL, 0, mypacketid)) <= 0)
rc = FAILURE;
else if ((rc = sendPacket_ev(c, len)) != SUCCESS) // send the PUBREL packet
rc = FAILURE;
if (rc == FAILURE)
goto exit;
break;
}
break;
case PUBCOMP:
break;
case PINGRESP:
log_printf(LOG_NOTICE, "[MqttPingResp]\n");
c->ping_outstanding = 0;
break;
}
// keepalive(c); //modify by yanly
exit:
if (rc == SUCCESS)
rc = packet_type;
return rc;
}
int main(int argc, char** argv)
{
int rc = 0;
struct pando_buffer *bin_buf;
uint16_t payload_type = 0;
MQTTMessage msg;
unsigned char buf[500];
unsigned char readbuf[500];
char payload_type_c[] = {'c', 'e', 'd'};
bin_buf = construct_data_package_to_server(&payload_type);
decode_data(bin_buf, PAYLOAD_TYPE_DATA);
/* command test, event is same as command except the type */
bin_buf = constuct_event_package_to_server(&payload_type);
decode_command(bin_buf, PAYLOAD_TYPE_COMMAND);
return 0;
if (argc < 2)
usage();
char* topic = argv[1];
getopts(argc, argv);
if (strchr(topic, '#') || strchr(topic, '+'))
opts.showtopics = 1;
if (opts.showtopics)
printf("topic is %s\n", topic);
Network n;
Client c;
signal(SIGINT, cfinish);
signal(SIGTERM, cfinish);
NewNetwork(&n);
ConnectNetwork(&n, opts.host, opts.port);
MQTTClient(&c, &n, 1000, buf, 100, readbuf, 100);
MQTTPacket_connectData data = MQTTPacket_connectData_initializer;
data.willFlag = 0;
data.MQTTVersion = 3;
data.clientID.cstring = opts.clientid;
data.username.cstring = opts.username;
data.password.cstring = opts.password;
data.keepAliveInterval = 10;
data.cleansession = 1;
printf("Connecting to %s %d\n", opts.host, opts.port);
rc = MQTTConnect(&c, &data);
printf("Connected %d\n", rc);
printf("Subscribing to %s\n", topic);
rc = MQTTSubscribe(&c, topic, opts.qos, messageArrived);
printf("Subscribed %d\n", rc);
while (!toStop)
{
MQTTYield(&c, 1000);
if (toSend)
{
if (strstr(topic, "/d"))
{
/* data test */
bin_buf = construct_data_package_to_server(&payload_type);
//decode_data(bin_buf, PAYLOAD_TYPE_DATA);
}
if (strstr(topic, "/e"))
{
/* command test */
bin_buf = constuct_event_package_to_server(&payload_type);
//decode_command(bin_buf, PAYLOAD_TYPE_COMMAND);
}
msg.qos = opts.qos;
msg.retained = 0;
msg.dup = 0;
msg.payload = bin_buf->buffer + bin_buf->offset;
msg.payloadlen = bin_buf->buff_len - bin_buf->offset;
/*
before publish a message, you need to generate a topic with payload_type
max device id is 8 bytes, hex to char need 8*2 bytes, '/' need 1 byte, type need 1 byte
*/
char publish_topic[8*2 + 1 + 1];
memset(publish_topic, 0, sizeof(publish_topic));
sprintf(publish_topic, "%s/%c", opts.clientid, payload_type_c[payload_type - 1]);
printf(publish_topic);
rc = MQTTPublish(&c, publish_topic, &msg);
toSend = 0;
pd_free(bin_buf);
printf("published rc %d, len %d\n", rc, (int)msg.payloadlen);
}
}
printf("Stopping\n");
MQTTDisconnect(&c);
n.disconnect(&n);
return 0;
}
