static void sc_callback(smartconfig_status_t status, void *pdata)
{
switch (status) {
case SC_STATUS_WAIT:
ESP_LOGI(TAG, "SC_STATUS_WAIT");
break;
case SC_STATUS_FIND_CHANNEL:
ESP_LOGI(TAG, "SC_STATUS_FINDING_CHANNEL");
break;
case SC_STATUS_GETTING_SSID_PSWD:
ESP_LOGI(TAG, "SC_STATUS_GETTING_SSID_PSWD");
break;
case SC_STATUS_LINK:
ESP_LOGI(TAG, "SC_STATUS_LINK");
wifi_config_t *wifi_config = pdata;
ESP_LOGI(TAG, "SSID:%s", wifi_config->sta.ssid);
ESP_LOGI(TAG, "PASSWORD:%s", wifi_config->sta.password);
ESP_ERROR_CHECK( esp_wifi_disconnect() );
ESP_ERROR_CHECK( esp_wifi_set_config(ESP_IF_WIFI_STA, wifi_config) );
ESP_ERROR_CHECK( esp_wifi_connect() );
break;
case SC_STATUS_LINK_OVER:
ESP_LOGI(TAG, "SC_STATUS_LINK_OVER");
if (pdata != NULL) {
uint8_t phone_ip[4] = { 0 };
memcpy(phone_ip, (uint8_t* )pdata, 4);
ESP_LOGI(TAG, "Phone ip: %d.%d.%d.%d\n", phone_ip[0], phone_ip[1], phone_ip[2], phone_ip[3]);
}
xEventGroupSetBits(wifi_event_group, ESPTOUCH_DONE_BIT);
break;
default:
break;
}
}
void wifi_init_softap()
{
ap_event_group = xEventGroupCreate();
//tcpip_adapter_init();
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
wifi_config_t wifi_config = {
.ap = {
.ssid = EXAMPLE_DEFAULT_SSID,
.ssid_len = 0,
.max_connection=EXAMPLE_MAX_STA_CONN,
.password = EXAMPLE_DEFAULT_PWD,
.authmode = WIFI_AUTH_WPA_WPA2_PSK
},
};
if (strlen(EXAMPLE_DEFAULT_PWD) ==0) {
wifi_config.ap.authmode = WIFI_AUTH_OPEN;
}
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_AP));
ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_AP, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
ESP_LOGI(TAG, "wifi_init_softap finished.SSID:%s password:%s \n",
EXAMPLE_DEFAULT_SSID, EXAMPLE_DEFAULT_PWD);
}
static bool wifi_cmd_sta_join(const char* ssid, const char* pass)
{
int bits = xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, 0, 1, 0);
wifi_config_t wifi_config = { 0 };
strlcpy((char*) wifi_config.sta.ssid, ssid, sizeof(wifi_config.sta.ssid));
if (pass) {
strncpy((char*) wifi_config.sta.password, pass, sizeof(wifi_config.sta.password));
}
if (bits & CONNECTED_BIT) {
reconnect = false;
xEventGroupClearBits(wifi_event_group, CONNECTED_BIT);
ESP_ERROR_CHECK( esp_wifi_disconnect() );
xEventGroupWaitBits(wifi_event_group, DISCONNECTED_BIT, 0, 1, portTICK_RATE_MS);
}
reconnect = true;
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
ESP_ERROR_CHECK( esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) );
ESP_ERROR_CHECK( esp_wifi_connect() );
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, 0, 1, 5000/portTICK_RATE_MS);
return true;
}
/**
* Start Wifi connection
* if passphrase is set the most secure supported mode will be automatically selected
* @param ssid const char* Pointer to the SSID string.
* @param passphrase const char * Optional. Passphrase. Valid characters in a passphrase must be between ASCII 32-126 (decimal).
* @param bssid uint8_t[6] Optional. BSSID / MAC of AP
* @param channel Optional. Channel of AP
* @param connect Optional. call connect
* @return
*/
wl_status_t WiFiSTAClass::begin(const char* ssid, const char *passphrase, int32_t channel, const uint8_t* bssid, bool connect)
{
if(!WiFi.enableSTA(true)) {
// enable STA failed
return WL_CONNECT_FAILED;
}
if(!ssid || *ssid == 0x00 || strlen(ssid) > 31) {
// fail SSID too long or missing!
return WL_CONNECT_FAILED;
}
if(passphrase && strlen(passphrase) > 63) {
// fail passphrase too long!
return WL_CONNECT_FAILED;
}
wifi_config_t conf;
strcpy(reinterpret_cast<char*>(conf.sta.ssid), ssid);
if(passphrase) {
strcpy(reinterpret_cast<char*>(conf.sta.password), passphrase);
} else {
*conf.sta.password = 0;
}
if(bssid) {
conf.sta.bssid_set = 1;
memcpy((void *) &conf.sta.bssid[0], (void *) bssid, 6);
} else {
conf.sta.bssid_set = 0;
}
wifi_config_t current_conf;
esp_wifi_get_config(WIFI_IF_STA, ¤t_conf);
if(!sta_config_equal(current_conf, conf)) {
esp_wifi_set_config(WIFI_IF_STA, &conf);
}
if(channel > 0 && channel <= 13) {
esp_wifi_set_channel(channel, WIFI_SECOND_CHAN_NONE);
}
esp_wifi_start();
if(connect) {
esp_wifi_connect();
}
if(!_useStaticIp) {
tcpip_adapter_dhcpc_start(TCPIP_ADAPTER_IF_STA);
} else {
tcpip_adapter_dhcpc_stop(TCPIP_ADAPTER_IF_STA);
}
return status();
}
/**
* Disconnect from the network
* @param wifioff
* @return one value of wl_status_t enum
*/
bool WiFiSTAClass::disconnect(bool wifioff)
{
bool ret;
wifi_config_t conf;
*conf.sta.ssid = 0;
*conf.sta.password = 0;
WiFi.getMode();
esp_wifi_start();
esp_wifi_set_config(WIFI_IF_STA, &conf);
ret = esp_wifi_set_config(WIFI_IF_STA, &conf) == ESP_OK;
if(wifioff) {
WiFi.enableSTA(false);
}
return ret;
}
/**
* Disconnect from the network (close AP)
* @param wifioff disable mode?
* @return one value of wl_status_t enum
*/
bool WiFiAPClass::softAPdisconnect(bool wifioff)
{
bool ret;
wifi_config_t conf;
*conf.ap.ssid = 0;
*conf.ap.password = 0;
ret = esp_wifi_set_config(WIFI_IF_AP, &conf) == ESP_OK;
if(wifioff) {
ret = WiFi.enableAP(false) == ESP_OK;
}
return ret;
}
/**
* Set up an access point
* @param ssid Pointer to the SSID (max 63 char).
* @param passphrase (for WPA2 min 8 char, for open use NULL)
* @param channel WiFi channel number, 1 - 13.
* @param ssid_hidden Network cloaking (0 = broadcast SSID, 1 = hide SSID)
*/
bool WiFiAPClass::softAP(const char* ssid, const char* passphrase, int channel, int ssid_hidden)
{
if(!WiFi.enableAP(true)) {
// enable AP failed
return false;
}
if(!ssid || *ssid == 0 || strlen(ssid) > 31) {
// fail SSID too long or missing!
return false;
}
if(passphrase && (strlen(passphrase) > 63 || strlen(passphrase) < 8)) {
// fail passphrase to long or short!
return false;
}
esp_wifi_start();
wifi_config_t conf;
strcpy(reinterpret_cast<char*>(conf.ap.ssid), ssid);
conf.ap.channel = channel;
conf.ap.ssid_len = strlen(ssid);
conf.ap.ssid_hidden = ssid_hidden;
conf.ap.max_connection = 4;
conf.ap.beacon_interval = 100;
if(!passphrase || strlen(passphrase) == 0) {
conf.ap.authmode = WIFI_AUTH_OPEN;
*conf.ap.password = 0;
} else {
conf.ap.authmode = WIFI_AUTH_WPA2_PSK;
strcpy(reinterpret_cast<char*>(conf.ap.password), passphrase);
}
wifi_config_t conf_current;
esp_wifi_get_config(WIFI_IF_AP, &conf_current);
if(softap_config_equal(conf, conf_current)) {
//DEBUGV("softap config unchanged");
return true;
}
bool ret;
ret = esp_wifi_set_config(WIFI_IF_AP, &conf) == ESP_OK;
return ret;
}
static void initialise_wifi(void *arg)
{
tcpip_adapter_init();
ESP_ERROR_CHECK(esp_event_loop_init(event_handler, arg));
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM));
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_WIFI_SSID,
.password = EXAMPLE_WIFI_PASS,
},
};
ESP_LOGI(TAG, "Setting WiFi configuration SSID %s...", wifi_config.sta.ssid);
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
}
static void wifi_conn_init(void)
{
tcpip_adapter_init();
wifi_event_group = xEventGroupCreate();
ESP_ERROR_CHECK( esp_event_loop_init(wifi_event_handler, NULL) );
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_WIFI_SSID,
.password = EXAMPLE_WIFI_PASS,
},
};
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
ESP_ERROR_CHECK( esp_wifi_set_config(WIFI_IF_STA, &wifi_config) );
ESP_ERROR_CHECK( esp_wifi_start() );
}
void wifiInit()
{
ESP_ERROR_CHECK(nvs_flash_init());
tcpip_adapter_init();
ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL));
wifi_init_config_t wifi_init_config = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&wifi_init_config));
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_start());
wifi_config_t wifi_config =
{
.sta = {
.ssid = CONFIG_WIFI_SSID,
.password = CONFIG_WIFI_PASSWORD}};
esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config);
ESP_ERROR_CHECK(esp_wifi_start())
}
static void setup_wifi()
{
tcpip_adapter_init();
ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) );
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
wifi_config_t sta_config = {
.sta = {
.ssid = "queque2",
.password = "******",
.bssid_set = false
}
};
ESP_ERROR_CHECK( esp_wifi_set_config(WIFI_IF_STA, &sta_config) );
ESP_ERROR_CHECK( esp_wifi_start() );
ESP_ERROR_CHECK( esp_wifi_connect() );
}
/**
* Become an access point.
*/
static void becomeAccessPoint() {
ESP_LOGD(tag, "- Starting being an access point ...");
// We don't have connection info so be an access point!
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_AP));
wifi_config_t apConfig = {
.ap = {
.ssid="ESP32 Duktape",
.ssid_len=0,
.password="******",
.channel=0,
.authmode=WIFI_AUTH_OPEN,
.ssid_hidden=0,
.max_connection=4,
.beacon_interval=100
}
};
ESP_ERROR_CHECK(esp_wifi_set_config(WIFI_IF_AP, &apConfig));
ESP_ERROR_CHECK(esp_wifi_start());
} // becomeAccessPoint
void WiFiSTAClass::_smartConfigCallback(uint32_t st, void* result) {
smartconfig_status_t status = (smartconfig_status_t) st;
log_d("Status: %s", sc_status_strings[st % 5]);
if (status == SC_STATUS_GETTING_SSID_PSWD) {
smartconfig_type_t * type = (smartconfig_type_t *)result;
log_d("Type: %s", sc_type_strings[*type % 3]);
} else if (status == SC_STATUS_LINK) {
wifi_sta_config_t *sta_conf = reinterpret_cast<wifi_sta_config_t *>(result);
log_d("SSID: %s", (char *)(sta_conf->ssid));
esp_wifi_set_config(WIFI_IF_STA, (wifi_config_t *)sta_conf);
esp_wifi_connect();
_smartConfigDone = true;
} else if (status == SC_STATUS_LINK_OVER) {
if(result){
ip4_addr_t * ip = (ip4_addr_t *)result;
log_d("Sender IP: " IPSTR, IP2STR(ip));
}
WiFi.stopSmartConfig();
}
}
static void wifi_init(void)
{
tcpip_adapter_init();
wifi_event_group = xEventGroupCreate();
ESP_ERROR_CHECK(esp_event_loop_init(wifi_event_handler, NULL));
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM));
wifi_config_t wifi_config = {
.sta = {
.ssid = CONFIG_WIFI_SSID,
.password = CONFIG_WIFI_PASSWORD,
},
};
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
ESP_LOGI(TAG, "start the WIFI SSID:[%s]", CONFIG_WIFI_SSID);
ESP_ERROR_CHECK(esp_wifi_start());
ESP_LOGI(TAG, "Waiting for wifi");
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT, false, true, portMAX_DELAY);
}
/* Initialize Wi-Fi as sta and set scan method */
static void wifi_scan(void)
{
tcpip_adapter_init();
ESP_ERROR_CHECK(esp_event_loop_init(event_handler, NULL));
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
wifi_config_t wifi_config = {
.sta = {
.ssid = DEFAULT_SSID,
.password = DEFAULT_PWD,
.scan_method = DEFAULT_SCAN_METHOD,
.sort_method = DEFAULT_SORT_METHOD,
.threshold.rssi = DEFAULT_RSSI,
.threshold.authmode = DEFAULT_AUTHMODE,
},
};
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
}
/**
* Become a station connecting to an existing access point.
*/
static void becomeStation(connection_info_t *pConnectionInfo) {
ESP_LOGD(tag, "- Connecting to access point \"%s\" ...", pConnectionInfo->ssid);
assert(strlen(pConnectionInfo->ssid) > 0);
// If we have a static IP address information, use that.
if (pConnectionInfo->ipInfo.ip.addr != 0) {
ESP_LOGD(tag, " - using a static IP address of " IPSTR, IP2STR(&pConnectionInfo->ipInfo.ip));
tcpip_adapter_dhcpc_stop(TCPIP_ADAPTER_IF_STA);
tcpip_adapter_set_ip_info(TCPIP_ADAPTER_IF_STA, &pConnectionInfo->ipInfo);
} else {
tcpip_adapter_dhcpc_start(TCPIP_ADAPTER_IF_STA);
}
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA));
wifi_config_t sta_config;
sta_config.sta.bssid_set = 0;
memcpy(sta_config.sta.ssid, pConnectionInfo->ssid, SSID_SIZE);
memcpy(sta_config.sta.password, pConnectionInfo->password, PASSWORD_SIZE);
ESP_ERROR_CHECK(esp_wifi_set_config(WIFI_IF_STA, &sta_config));
ESP_ERROR_CHECK(esp_wifi_start());
ESP_ERROR_CHECK(esp_wifi_connect());
} // becomeStation
void wifi_init_sta()
{
station_event_group = xEventGroupCreate();
//tcpip_adapter_init();
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_FLASH));
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_DEFAULT_SSID,
.password = EXAMPLE_DEFAULT_PWD
},
};
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA) );
ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config) );
ESP_ERROR_CHECK(esp_wifi_start() );
ESP_LOGI(TAG, "wifi_init_sta finished.");
ESP_LOGI(TAG, "connect to ap SSID:%s password:%s \n",
EXAMPLE_DEFAULT_SSID,EXAMPLE_DEFAULT_PWD);
}
esp_err_t app_prov_configure_sta(wifi_config_t *wifi_cfg)
{
/* Initialize WiFi with default config */
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
if (esp_wifi_init(&cfg) != ESP_OK) {
ESP_LOGE(TAG, "Failed to init WiFi");
return ESP_FAIL;
}
/* Configure WiFi as station */
if (esp_wifi_set_mode(WIFI_MODE_STA) != ESP_OK) {
ESP_LOGE(TAG, "Failed to set WiFi mode");
return ESP_FAIL;
}
/* Configure WiFi station with host credentials
* provided during provisioning */
if (esp_wifi_set_config(ESP_IF_WIFI_STA, wifi_cfg) != ESP_OK) {
ESP_LOGE(TAG, "Failed to set WiFi configuration");
return ESP_FAIL;
}
/* Start WiFi */
if (esp_wifi_start() != ESP_OK) {
ESP_LOGE(TAG, "Failed to set WiFi configuration");
return ESP_FAIL;
}
/* Connect to AP */
if (esp_wifi_connect() != ESP_OK) {
ESP_LOGE(TAG, "Failed to connect WiFi");
return ESP_FAIL;
}
if (g_prov) {
/* Reset wifi station state for provisioning app */
g_prov->wifi_state = WIFI_PROV_STA_CONNECTING;
}
return ESP_OK;
}
static void initialise_wifi(void)
{
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_WIFI_SSID,
.password = EXAMPLE_WIFI_PASS,
},
};
tcpip_adapter_init();
wifi_event_group = xEventGroupCreate();
esp_event_loop_init(event_handler, NULL);
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK(esp_wifi_init(&cfg));
ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_RAM));
ESP_ERROR_CHECK(esp_wifi_set_mode(WIFI_MODE_STA));
ESP_ERROR_CHECK(esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config));
ESP_ERROR_CHECK(esp_wifi_start());
}
static err_t tcp_server_sent(void *arg, struct tcp_pcb *pcb, u16_t len)
{
ESP_LOGI(TAG, "sent data");
return ERR_OK;
}
static err_t tcp_server_recv(void *arg, struct tcp_pcb *pcb, struct pbuf *p, err_t err)
{
ESP_LOGI(TAG, "received data");
if (err == ERR_OK && p != NULL) {
uint8_t *data_ptr = NULL;
u32_t data_cntr = 0;
void aws_iot_task(void *param) {
IoT_Error_t rc = FAILURE;
char JsonDocumentBuffer[MAX_LENGTH_OF_UPDATE_JSON_BUFFER];
size_t sizeOfJsonDocumentBuffer = sizeof(JsonDocumentBuffer) / sizeof(JsonDocumentBuffer[0]);
float temperature = 0.0;
bool windowOpen = false;
jsonStruct_t windowActuator;
windowActuator.cb = windowActuate_Callback;
windowActuator.pData = &windowOpen;
windowActuator.pKey = "windowOpen";
windowActuator.type = SHADOW_JSON_BOOL;
jsonStruct_t temperatureHandler;
temperatureHandler.cb = NULL;
temperatureHandler.pKey = "temperature";
temperatureHandler.pData = &temperature;
temperatureHandler.type = SHADOW_JSON_FLOAT;
ESP_LOGI(TAG, "AWS IoT SDK Version %d.%d.%d-%s", VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH, VERSION_TAG);
// initialize the mqtt client
AWS_IoT_Client mqttClient;
ShadowInitParameters_t sp = ShadowInitParametersDefault;
sp.pHost = AWS_IOT_MQTT_HOST;
sp.port = AWS_IOT_MQTT_PORT;
#if defined(CONFIG_EXAMPLE_EMBEDDED_CERTS)
sp.pClientCRT = (const char *)certificate_pem_crt_start;
sp.pClientKey = (const char *)private_pem_key_start;
sp.pRootCA = (const char *)aws_root_ca_pem_start;
#elif defined(CONFIG_EXAMPLE_FILESYSTEM_CERTS)
sp.pClientCRT = DEVICE_CERTIFICATE_PATH;
sp.pClientKey = DEVICE_PRIVATE_KEY_PATH;
sp.pRootCA = ROOT_CA_PATH;
#endif
sp.enableAutoReconnect = false;
sp.disconnectHandler = NULL;
#ifdef CONFIG_EXAMPLE_SDCARD_CERTS
ESP_LOGI(TAG, "Mounting SD card...");
sdmmc_host_t host = SDMMC_HOST_DEFAULT();
sdmmc_slot_config_t slot_config = SDMMC_SLOT_CONFIG_DEFAULT();
esp_vfs_fat_sdmmc_mount_config_t mount_config = {
.format_if_mount_failed = false,
.max_files = 3,
};
sdmmc_card_t* card;
esp_err_t ret = esp_vfs_fat_sdmmc_mount("/sdcard", &host, &slot_config, &mount_config, &card);
if (ret != ESP_OK) {
ESP_LOGE(TAG, "Failed to mount SD card VFAT filesystem.");
abort();
}
#endif
/* Wait for WiFI to show as connected */
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT,
false, true, portMAX_DELAY);
ESP_LOGI(TAG, "Shadow Init");
rc = aws_iot_shadow_init(&mqttClient, &sp);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "aws_iot_shadow_init returned error %d, aborting...", rc);
abort();
}
ShadowConnectParameters_t scp = ShadowConnectParametersDefault;
scp.pMyThingName = CONFIG_AWS_EXAMPLE_THING_NAME;
scp.pMqttClientId = CONFIG_AWS_EXAMPLE_CLIENT_ID;
scp.mqttClientIdLen = (uint16_t) strlen(CONFIG_AWS_EXAMPLE_CLIENT_ID);
ESP_LOGI(TAG, "Shadow Connect");
rc = aws_iot_shadow_connect(&mqttClient, &scp);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "aws_iot_shadow_connect returned error %d, aborting...", rc);
abort();
}
/*
* Enable Auto Reconnect functionality. Minimum and Maximum time of Exponential backoff are set in aws_iot_config.h
* #AWS_IOT_MQTT_MIN_RECONNECT_WAIT_INTERVAL
* #AWS_IOT_MQTT_MAX_RECONNECT_WAIT_INTERVAL
*/
rc = aws_iot_shadow_set_autoreconnect_status(&mqttClient, true);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "Unable to set Auto Reconnect to true - %d, aborting...", rc);
abort();
}
rc = aws_iot_shadow_register_delta(&mqttClient, &windowActuator);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "Shadow Register Delta Error");
}
temperature = STARTING_ROOMTEMPERATURE;
// loop and publish a change in temperature
while(NETWORK_ATTEMPTING_RECONNECT == rc || NETWORK_RECONNECTED == rc || SUCCESS == rc) {
rc = aws_iot_shadow_yield(&mqttClient, 200);
if(NETWORK_ATTEMPTING_RECONNECT == rc || shadowUpdateInProgress) {
rc = aws_iot_shadow_yield(&mqttClient, 1000);
// If the client is attempting to reconnect, or already waiting on a shadow update,
// we will skip the rest of the loop.
continue;
}
ESP_LOGI(TAG, "=======================================================================================");
ESP_LOGI(TAG, "On Device: window state %s", windowOpen ? "true" : "false");
simulateRoomTemperature(&temperature);
rc = aws_iot_shadow_init_json_document(JsonDocumentBuffer, sizeOfJsonDocumentBuffer);
if(SUCCESS == rc) {
rc = aws_iot_shadow_add_reported(JsonDocumentBuffer, sizeOfJsonDocumentBuffer, 2, &temperatureHandler,
&windowActuator);
if(SUCCESS == rc) {
rc = aws_iot_finalize_json_document(JsonDocumentBuffer, sizeOfJsonDocumentBuffer);
if(SUCCESS == rc) {
ESP_LOGI(TAG, "Update Shadow: %s", JsonDocumentBuffer);
rc = aws_iot_shadow_update(&mqttClient, CONFIG_AWS_EXAMPLE_THING_NAME, JsonDocumentBuffer,
ShadowUpdateStatusCallback, NULL, 4, true);
shadowUpdateInProgress = true;
}
}
}
ESP_LOGI(TAG, "*****************************************************************************************");
vTaskDelay(1000 / portTICK_RATE_MS);
}
if(SUCCESS != rc) {
ESP_LOGE(TAG, "An error occurred in the loop %d", rc);
}
ESP_LOGI(TAG, "Disconnecting");
rc = aws_iot_shadow_disconnect(&mqttClient);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "Disconnect error %d", rc);
}
vTaskDelete(NULL);
}
static void initialise_wifi(void)
{
tcpip_adapter_init();
wifi_event_group = xEventGroupCreate();
ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) );
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_WIFI_SSID,
.password = EXAMPLE_WIFI_PASS,
},
};
ESP_LOGI(TAG, "Setting WiFi configuration SSID %s...", wifi_config.sta.ssid);
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
ESP_ERROR_CHECK( esp_wifi_set_config(WIFI_IF_STA, &wifi_config) );
ESP_ERROR_CHECK( esp_wifi_start() );
}
void aws_iot_task(void *param) {
char cPayload[100];
int32_t i = 0;
IoT_Error_t rc = FAILURE;
AWS_IoT_Client client;
IoT_Client_Init_Params mqttInitParams = iotClientInitParamsDefault;
IoT_Client_Connect_Params connectParams = iotClientConnectParamsDefault;
IoT_Publish_Message_Params paramsQOS0;
IoT_Publish_Message_Params paramsQOS1;
ESP_LOGI(TAG, "AWS IoT SDK Version %d.%d.%d-%s", VERSION_MAJOR, VERSION_MINOR, VERSION_PATCH, VERSION_TAG);
mqttInitParams.enableAutoReconnect = false; // We enable this later below
mqttInitParams.pHostURL = HostAddress;
mqttInitParams.port = port;
#if defined(CONFIG_EXAMPLE_EMBEDDED_CERTS)
mqttInitParams.pRootCALocation = (const char *)aws_root_ca_pem_start;
mqttInitParams.pDeviceCertLocation = (const char *)certificate_pem_crt_start;
mqttInitParams.pDevicePrivateKeyLocation = (const char *)private_pem_key_start;
#elif defined(CONFIG_EXAMPLE_FILESYSTEM_CERTS)
mqttInitParams.pRootCALocation = ROOT_CA_PATH;
mqttInitParams.pDeviceCertLocation = DEVICE_CERTIFICATE_PATH;
mqttInitParams.pDevicePrivateKeyLocation = DEVICE_PRIVATE_KEY_PATH;
#endif
mqttInitParams.mqttCommandTimeout_ms = 20000;
mqttInitParams.tlsHandshakeTimeout_ms = 5000;
mqttInitParams.isSSLHostnameVerify = true;
mqttInitParams.disconnectHandler = disconnectCallbackHandler;
mqttInitParams.disconnectHandlerData = NULL;
#ifdef CONFIG_EXAMPLE_SDCARD_CERTS
ESP_LOGI(TAG, "Mounting SD card...");
sdmmc_host_t host = SDMMC_HOST_DEFAULT();
sdmmc_slot_config_t slot_config = SDMMC_SLOT_CONFIG_DEFAULT();
esp_vfs_fat_sdmmc_mount_config_t mount_config = {
.format_if_mount_failed = false,
.max_files = 3,
};
sdmmc_card_t* card;
esp_err_t ret = esp_vfs_fat_sdmmc_mount("/sdcard", &host, &slot_config, &mount_config, &card);
if (ret != ESP_OK) {
ESP_LOGE(TAG, "Failed to mount SD card VFAT filesystem. Error: %s", esp_err_to_name(ret));
abort();
}
#endif
rc = aws_iot_mqtt_init(&client, &mqttInitParams);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "aws_iot_mqtt_init returned error : %d ", rc);
abort();
}
/* Wait for WiFI to show as connected */
xEventGroupWaitBits(wifi_event_group, CONNECTED_BIT,
false, true, portMAX_DELAY);
connectParams.keepAliveIntervalInSec = 10;
connectParams.isCleanSession = true;
connectParams.MQTTVersion = MQTT_3_1_1;
/* Client ID is set in the menuconfig of the example */
connectParams.pClientID = CONFIG_AWS_EXAMPLE_CLIENT_ID;
connectParams.clientIDLen = (uint16_t) strlen(CONFIG_AWS_EXAMPLE_CLIENT_ID);
connectParams.isWillMsgPresent = false;
ESP_LOGI(TAG, "Connecting to AWS...");
do {
rc = aws_iot_mqtt_connect(&client, &connectParams);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "Error(%d) connecting to %s:%d", rc, mqttInitParams.pHostURL, mqttInitParams.port);
vTaskDelay(1000 / portTICK_RATE_MS);
}
} while(SUCCESS != rc);
/*
* Enable Auto Reconnect functionality. Minimum and Maximum time of Exponential backoff are set in aws_iot_config.h
* #AWS_IOT_MQTT_MIN_RECONNECT_WAIT_INTERVAL
* #AWS_IOT_MQTT_MAX_RECONNECT_WAIT_INTERVAL
*/
rc = aws_iot_mqtt_autoreconnect_set_status(&client, true);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "Unable to set Auto Reconnect to true - %d", rc);
abort();
}
const char *TOPIC = "test_topic/esp32";
const int TOPIC_LEN = strlen(TOPIC);
ESP_LOGI(TAG, "Subscribing...");
rc = aws_iot_mqtt_subscribe(&client, TOPIC, TOPIC_LEN, QOS0, iot_subscribe_callback_handler, NULL);
if(SUCCESS != rc) {
ESP_LOGE(TAG, "Error subscribing : %d ", rc);
abort();
}
sprintf(cPayload, "%s : %d ", "hello from SDK", i);
paramsQOS0.qos = QOS0;
paramsQOS0.payload = (void *) cPayload;
paramsQOS0.isRetained = 0;
paramsQOS1.qos = QOS1;
paramsQOS1.payload = (void *) cPayload;
paramsQOS1.isRetained = 0;
while(1) {
//Max time the yield function will wait for read messages
rc = aws_iot_mqtt_yield(&client, 100);
if(NETWORK_ATTEMPTING_RECONNECT == rc) {
// If the client is attempting to reconnect we will skip the rest of the loop.
continue;
}
ESP_LOGI(TAG, "Stack remaining for task '%s' is %lu bytes", pcTaskGetTaskName(NULL), uxTaskGetStackHighWaterMark(NULL));
vTaskDelay(1000 / portTICK_RATE_MS);
sprintf(cPayload, "%s : %d ", "hello from ESP32 (QOS0)", i++);
paramsQOS0.payloadLen = strlen(cPayload);
rc = aws_iot_mqtt_publish(&client, TOPIC, TOPIC_LEN, ¶msQOS0);
sprintf(cPayload, "%s : %d ", "hello from ESP32 (QOS1)", i++);
paramsQOS1.payloadLen = strlen(cPayload);
rc = aws_iot_mqtt_publish(&client, TOPIC, TOPIC_LEN, ¶msQOS1);
if (rc == MQTT_REQUEST_TIMEOUT_ERROR) {
ESP_LOGW(TAG, "QOS1 publish ack not received.");
rc = SUCCESS;
}
}
ESP_LOGE(TAG, "An error occurred in the main loop.");
abort();
}
static void initialise_wifi(void)
{
tcpip_adapter_init();
wifi_event_group = xEventGroupCreate();
ESP_ERROR_CHECK( esp_event_loop_init(event_handler, NULL) );
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
ESP_ERROR_CHECK( esp_wifi_init(&cfg) );
ESP_ERROR_CHECK( esp_wifi_set_storage(WIFI_STORAGE_RAM) );
wifi_config_t wifi_config = {
.sta = {
.ssid = EXAMPLE_WIFI_SSID,
.password = EXAMPLE_WIFI_PASS,
},
};
ESP_LOGI(TAG, "Setting WiFi configuration SSID %s...", wifi_config.sta.ssid);
ESP_ERROR_CHECK( esp_wifi_set_mode(WIFI_MODE_STA) );
ESP_ERROR_CHECK( esp_wifi_set_config(WIFI_IF_STA, &wifi_config) );
ESP_ERROR_CHECK( esp_wifi_start() );
}
static void esp_now_setup (esp_now_netdev_t* dev)
{
DEBUG("%s: %p\n", __func__, dev);
/*
* Init the WiFi driver. TODO It is not only required before ESP_NOW is
* initialized but also before other WiFi functions are used. Once other
* WiFi functions are realized it has to be moved to a more common place.
*/
extern portMUX_TYPE g_intr_lock_mux;
mutex_init(&g_intr_lock_mux);
esp_system_event_add_handler (_esp_system_event_handler, NULL);
esp_err_t result;
#if CONFIG_ESP32_WIFI_NVS_ENABLED
result = nvs_flash_init();
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now",
"nfs_flash_init failed with return value %d\n", result);
return;
}
#endif
wifi_init_config_t cfg = WIFI_INIT_CONFIG_DEFAULT();
result = esp_wifi_init(&cfg);
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now",
"esp_wifi_init failed with return value %d\n", result);
return;
}
#ifdef CONFIG_WIFI_COUNTRY
/* TODO */
#endif
/* we use predefined station configuration */
wifi_config_t wifi_config_sta = {
.sta = {
.ssid = CONFIG_WIFI_STA_SSID,
.password = CONFIG_WIFI_STA_PASSWORD,
.channel = CONFIG_WIFI_STA_CHANNEL,
.scan_method = CONFIG_WIFI_STA_SCAN_METHOD,
.sort_method = CONFIG_WIFI_STA_SORT_METHOD,
.threshold.rssi = CONFIG_WIFI_STA_RSSI,
.threshold.authmode = CONFIG_WIFI_STA_AUTHMODE
}
};
/* get SoftAP interface mac address and store it as device addresss */
esp_read_mac(dev->addr, ESP_MAC_WIFI_SOFTAP);
/* prepare the ESP_NOW configuration for SoftAP */
wifi_config_t wifi_config_ap = {};
strcpy ((char*)wifi_config_ap.ap.password, esp_now_params.softap_pass);
sprintf((char*)wifi_config_ap.ap.ssid, "%s%02x%02x%02x%02x%02x%02x",
ESP_NOW_AP_PREFIX,
dev->addr[0], dev->addr[1], dev->addr[2],
dev->addr[3], dev->addr[4], dev->addr[5]);
wifi_config_ap.ap.ssid_len = strlen((char*)wifi_config_ap.ap.ssid);
wifi_config_ap.ap.channel = esp_now_params.channel;
wifi_config_ap.ap.authmode = CONFIG_WIFI_AP_AUTH;
wifi_config_ap.ap.ssid_hidden = CONFIG_WIFI_AP_HIDDEN;
wifi_config_ap.ap.max_connection = CONFIG_WIFI_AP_MAX_CONN;
wifi_config_ap.ap.beacon_interval = CONFIG_WIFI_AP_BEACON;
/* set the WiFi interface to Station + SoftAP mode without DHCP */
result = esp_wifi_set_mode(WIFI_MODE_STA | WIFI_MODE_AP);
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now",
"esp_wifi_set_mode failed with return value %d\n",
result);
return;
}
/* set the Station and SoftAP configuration */
result = esp_wifi_set_config(ESP_IF_WIFI_STA, &wifi_config_sta);
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now", "esp_wifi_set_config station failed with "
"return value %d\n", result);
return;
}
result = esp_wifi_set_config(ESP_IF_WIFI_AP, &wifi_config_ap);
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now",
"esp_wifi_set_mode softap failed with return value %d\n",
result);
return;
}
/* start the WiFi driver */
result = esp_wifi_start();
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now",
"esp_wifi_start failed with return value %d\n", result);
return;
}
#if ESP_NOW_UNICAST==0 /* TODO */
/* all ESP-NOW nodes get the shared mac address on their station interface */
wifi_set_macaddr(STATION_IF, (uint8_t*)_esp_now_mac);
#endif
/* set the netdev driver */
dev->netdev.driver = &_esp_now_driver;
/* initialize netdev data structure */
dev->peers_all = 0;
dev->peers_enc = 0;
mutex_init(&dev->dev_lock);
/* initialize ESP-NOW and register callback functions */
result = esp_now_init();
if (result != ESP_OK) {
LOG_TAG_ERROR("esp_now", "esp_now_init failed with return value %d\n",
result);
return;
}
esp_now_register_send_cb (esp_now_send_cb);
esp_now_register_recv_cb (esp_now_recv_cb);
#if ESP_NOW_UNICAST
/* create the ESP_NOW event handler thread */
esp_now_event_handler_pid = thread_create(esp_now_event_handler_stack,
sizeof(esp_now_event_handler_stack),
ESP_NOW_PRIO + 1,
THREAD_CREATE_WOUT_YIELD |
THREAD_CREATE_STACKTEST,
esp_now_event_handler,
NULL, "net-esp-now-event");
/* timer for peer scan initialization */
_esp_now_scan_peers_done = false;
_esp_now_scan_peers_timer.callback = &esp_now_scan_peers_timer_cb;
_esp_now_scan_peers_timer.arg = dev;
/* execute the first scan */
esp_now_scan_peers_done();
#else /* ESP_NOW_UNICAST */
#if 0
int res = esp_now_add_peer((uint8_t*)_esp_now_mac, ESP_NOW_ROLE_COMBO,
esp_now_params.channel, NULL, 0);
DEBUG("%s: multicast node added %d\n", __func__, res);
#endif
#endif /* ESP_NOW_UNICAST */
}