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39 lines
1.2 KiB
39 lines
1.2 KiB
#include <stdio.h>
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#include <string.h>
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#include "freertos/FreeRTOS.h"
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#include "freertos/task.h"
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#include "freertos/queue.h"
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#include "driver/uart.h"
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#include "esp_log.h"
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#include "nvs_flash.h"
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#include "nvs.h"
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#include "esp_tls.h"
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#include "esp_crt_bundle.h"
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#include "tic.h"
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#include "wifi.h"
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#include "mqtt.h"
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#include "sntp.h"
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#include "common.h"
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// Embedded via component.mk
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extern const uint8_t cacert_pem_start[] asm("_binary_cacert_pem_start");
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extern const uint8_t cacert_pem_end[] asm("_binary_cacert_pem_end");
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void app_main(void) {
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// NVS is used to store wifi credentials. So, we need to initialize it first.
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ESP_ERROR_CHECK(nvs_flash_init());
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// Inject the Let's Encrypt Root CA certificate in the global CA store
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ESP_ERROR_CHECK(esp_tls_init_global_ca_store());
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ESP_ERROR_CHECK(esp_tls_set_global_ca_store((const unsigned char *) cacert_pem_start, cacert_pem_end - cacert_pem_start));
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// Create an event group to keep track of service readiness
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services_event_group = xEventGroupCreate();
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wifi_init_sta();
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WAIT_FOR(WIFI_CONNECTED_BIT);
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mqtt_init();
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sntp_start();
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WAIT_FOR(MQTT_CONNECTED_BIT|TIME_SYNC_BIT);
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tic_uart_init();
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}
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