mirror of
https://github.com/alexandrebobkov/ESP-Nodes.git
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2
ESP32-IDF_mqtt-ssl/main/CMakeLists.txt
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2
ESP32-IDF_mqtt-ssl/main/CMakeLists.txt
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idf_component_register(SRCS "app_main.c"
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INCLUDE_DIRS ".")
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26
ESP32-IDF_mqtt-ssl/main/Kconfig.projbuild
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26
ESP32-IDF_mqtt-ssl/main/Kconfig.projbuild
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menu "Example Configuration"
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config BROKER_URI
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string "Broker URL"
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default "mqtts://mqtt.eclipseprojects.io:8883"
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help
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URL of an mqtt broker which this example connects to.
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config BROKER_CERTIFICATE_OVERRIDE
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string "Broker certificate override"
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default ""
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help
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Please leave empty if broker certificate included from a textfile; otherwise fill in a base64 part of PEM
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format certificate
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config BROKER_CERTIFICATE_OVERRIDDEN
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bool
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default y if BROKER_CERTIFICATE_OVERRIDE != ""
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config BROKER_BIN_SIZE_TO_SEND
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# This option is not visible and is used only to set parameters for example tests
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# Here we configure the data size to send and to be expected in the python script
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int
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default 20000
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endmenu
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165
ESP32-IDF_mqtt-ssl/main/app_main.c
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165
ESP32-IDF_mqtt-ssl/main/app_main.c
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/* MQTT over SSL Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <stddef.h>
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#include <string.h>
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#include "esp_system.h"
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#include "esp_partition.h"
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#include "nvs_flash.h"
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#include "esp_event.h"
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#include "esp_netif.h"
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#include "protocol_examples_common.h"
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#include "esp_log.h"
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#include "mqtt_client.h"
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#include "esp_tls.h"
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#include "esp_ota_ops.h"
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#include <sys/param.h>
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static const char *TAG = "mqtts_example";
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#if CONFIG_BROKER_CERTIFICATE_OVERRIDDEN == 1
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static const uint8_t mqtt_eclipseprojects_io_pem_start[] = "-----BEGIN CERTIFICATE-----\n" CONFIG_BROKER_CERTIFICATE_OVERRIDE "\n-----END CERTIFICATE-----";
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#else
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extern const uint8_t mqtt_eclipseprojects_io_pem_start[] asm("_binary_mqtt_eclipseprojects_io_pem_start");
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#endif
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extern const uint8_t mqtt_eclipseprojects_io_pem_end[] asm("_binary_mqtt_eclipseprojects_io_pem_end");
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//
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// Note: this function is for testing purposes only publishing part of the active partition
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// (to be checked against the original binary)
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//
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static void send_binary(esp_mqtt_client_handle_t client)
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{
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esp_partition_mmap_handle_t out_handle;
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const void *binary_address;
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const esp_partition_t *partition = esp_ota_get_running_partition();
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esp_partition_mmap(partition, 0, partition->size, ESP_PARTITION_MMAP_DATA, &binary_address, &out_handle);
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// sending only the configured portion of the partition (if it's less than the partition size)
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int binary_size = MIN(CONFIG_BROKER_BIN_SIZE_TO_SEND, partition->size);
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int msg_id = esp_mqtt_client_publish(client, "/topic/binary", binary_address, binary_size, 0, 0);
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ESP_LOGI(TAG, "binary sent with msg_id=%d", msg_id);
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}
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/*
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* @brief Event handler registered to receive MQTT events
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*
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* This function is called by the MQTT client event loop.
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*
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* @param handler_args user data registered to the event.
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* @param base Event base for the handler(always MQTT Base in this example).
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* @param event_id The id for the received event.
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* @param event_data The data for the event, esp_mqtt_event_handle_t.
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*/
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static void mqtt_event_handler(void *handler_args, esp_event_base_t base, int32_t event_id, void *event_data)
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{
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ESP_LOGD(TAG, "Event dispatched from event loop base=%s, event_id=%" PRIi32, base, event_id);
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esp_mqtt_event_handle_t event = event_data;
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esp_mqtt_client_handle_t client = event->client;
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int msg_id;
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switch ((esp_mqtt_event_id_t)event_id) {
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case MQTT_EVENT_CONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_CONNECTED");
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos0", 0);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_subscribe(client, "/topic/qos1", 1);
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ESP_LOGI(TAG, "sent subscribe successful, msg_id=%d", msg_id);
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msg_id = esp_mqtt_client_unsubscribe(client, "/topic/qos1");
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ESP_LOGI(TAG, "sent unsubscribe successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_DISCONNECTED:
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ESP_LOGI(TAG, "MQTT_EVENT_DISCONNECTED");
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break;
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case MQTT_EVENT_SUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_SUBSCRIBED, msg_id=%d", event->msg_id);
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msg_id = esp_mqtt_client_publish(client, "/topic/qos0", "data", 0, 0, 0);
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ESP_LOGI(TAG, "sent publish successful, msg_id=%d", msg_id);
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break;
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case MQTT_EVENT_UNSUBSCRIBED:
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ESP_LOGI(TAG, "MQTT_EVENT_UNSUBSCRIBED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_PUBLISHED:
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ESP_LOGI(TAG, "MQTT_EVENT_PUBLISHED, msg_id=%d", event->msg_id);
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break;
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case MQTT_EVENT_DATA:
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ESP_LOGI(TAG, "MQTT_EVENT_DATA");
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printf("TOPIC=%.*s\r\n", event->topic_len, event->topic);
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printf("DATA=%.*s\r\n", event->data_len, event->data);
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if (strncmp(event->data, "send binary please", event->data_len) == 0) {
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ESP_LOGI(TAG, "Sending the binary");
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send_binary(client);
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}
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break;
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case MQTT_EVENT_ERROR:
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ESP_LOGI(TAG, "MQTT_EVENT_ERROR");
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if (event->error_handle->error_type == MQTT_ERROR_TYPE_TCP_TRANSPORT) {
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ESP_LOGI(TAG, "Last error code reported from esp-tls: 0x%x", event->error_handle->esp_tls_last_esp_err);
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ESP_LOGI(TAG, "Last tls stack error number: 0x%x", event->error_handle->esp_tls_stack_err);
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ESP_LOGI(TAG, "Last captured errno : %d (%s)", event->error_handle->esp_transport_sock_errno,
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strerror(event->error_handle->esp_transport_sock_errno));
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} else if (event->error_handle->error_type == MQTT_ERROR_TYPE_CONNECTION_REFUSED) {
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ESP_LOGI(TAG, "Connection refused error: 0x%x", event->error_handle->connect_return_code);
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} else {
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ESP_LOGW(TAG, "Unknown error type: 0x%x", event->error_handle->error_type);
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}
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break;
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default:
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ESP_LOGI(TAG, "Other event id:%d", event->event_id);
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break;
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}
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}
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static void mqtt_app_start(void)
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{
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const esp_mqtt_client_config_t mqtt_cfg = {
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.broker = {
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.address.uri = CONFIG_BROKER_URI,
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.verification.certificate = (const char *)mqtt_eclipseprojects_io_pem_start
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},
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};
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ESP_LOGI(TAG, "[APP] Free memory: %" PRIu32 " bytes", esp_get_free_heap_size());
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esp_mqtt_client_handle_t client = esp_mqtt_client_init(&mqtt_cfg);
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/* The last argument may be used to pass data to the event handler, in this example mqtt_event_handler */
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esp_mqtt_client_register_event(client, ESP_EVENT_ANY_ID, mqtt_event_handler, NULL);
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esp_mqtt_client_start(client);
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}
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void app_main(void)
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{
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ESP_LOGI(TAG, "[APP] Startup..");
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ESP_LOGI(TAG, "[APP] Free memory: %" PRIu32 " bytes", esp_get_free_heap_size());
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ESP_LOGI(TAG, "[APP] IDF version: %s", esp_get_idf_version());
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esp_log_level_set("*", ESP_LOG_INFO);
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esp_log_level_set("esp-tls", ESP_LOG_VERBOSE);
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esp_log_level_set("mqtt_client", ESP_LOG_VERBOSE);
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esp_log_level_set("mqtt_example", ESP_LOG_VERBOSE);
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esp_log_level_set("transport_base", ESP_LOG_VERBOSE);
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esp_log_level_set("transport", ESP_LOG_VERBOSE);
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esp_log_level_set("outbox", ESP_LOG_VERBOSE);
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ESP_ERROR_CHECK(nvs_flash_init());
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ESP_ERROR_CHECK(esp_netif_init());
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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/* This helper function configures Wi-Fi or Ethernet, as selected in menuconfig.
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* Read "Establishing Wi-Fi or Ethernet Connection" section in
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* examples/protocols/README.md for more information about this function.
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*/
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ESP_ERROR_CHECK(example_connect());
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mqtt_app_start();
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}
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3
ESP32-IDF_mqtt-ssl/main/idf_component.yml
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3
ESP32-IDF_mqtt-ssl/main/idf_component.yml
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dependencies:
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protocol_examples_common:
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path: ${IDF_PATH}/examples/common_components/protocol_examples_common
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30
ESP32-IDF_mqtt-ssl/main/mqtt_eclipseprojects_io.pem
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ESP32-IDF_mqtt-ssl/main/mqtt_eclipseprojects_io.pem
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-----BEGIN CERTIFICATE-----
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MIIFFjCCAv6gAwIBAgIRAJErCErPDBinU/bWLiWnX1owDQYJKoZIhvcNAQELBQAw
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TzELMAkGA1UEBhMCVVMxKTAnBgNVBAoTIEludGVybmV0IFNlY3VyaXR5IFJlc2Vh
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cmNoIEdyb3VwMRUwEwYDVQQDEwxJU1JHIFJvb3QgWDEwHhcNMjAwOTA0MDAwMDAw
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WhcNMjUwOTE1MTYwMDAwWjAyMQswCQYDVQQGEwJVUzEWMBQGA1UEChMNTGV0J3Mg
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RW5jcnlwdDELMAkGA1UEAxMCUjMwggEiMA0GCSqGSIb3DQEBAQUAA4IBDwAwggEK
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AoIBAQC7AhUozPaglNMPEuyNVZLD+ILxmaZ6QoinXSaqtSu5xUyxr45r+XXIo9cP
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R5QUVTVXjJ6oojkZ9YI8QqlObvU7wy7bjcCwXPNZOOftz2nwWgsbvsCUJCWH+jdx
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sxPnHKzhm+/b5DtFUkWWqcFTzjTIUu61ru2P3mBw4qVUq7ZtDpelQDRrK9O8Zutm
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NHz6a4uPVymZ+DAXXbpyb/uBxa3Shlg9F8fnCbvxK/eG3MHacV3URuPMrSXBiLxg
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Z3Vms/EY96Jc5lP/Ooi2R6X/ExjqmAl3P51T+c8B5fWmcBcUr2Ok/5mzk53cU6cG
|
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/kiFHaFpriV1uxPMUgP17VGhi9sVAgMBAAGjggEIMIIBBDAOBgNVHQ8BAf8EBAMC
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AYYwHQYDVR0lBBYwFAYIKwYBBQUHAwIGCCsGAQUFBwMBMBIGA1UdEwEB/wQIMAYB
|
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Af8CAQAwHQYDVR0OBBYEFBQusxe3WFbLrlAJQOYfr52LFMLGMB8GA1UdIwQYMBaA
|
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FHm0WeZ7tuXkAXOACIjIGlj26ZtuMDIGCCsGAQUFBwEBBCYwJDAiBggrBgEFBQcw
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AoYWaHR0cDovL3gxLmkubGVuY3Iub3JnLzAnBgNVHR8EIDAeMBygGqAYhhZodHRw
|
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Oi8veDEuYy5sZW5jci5vcmcvMCIGA1UdIAQbMBkwCAYGZ4EMAQIBMA0GCysGAQQB
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gt8TAQEBMA0GCSqGSIb3DQEBCwUAA4ICAQCFyk5HPqP3hUSFvNVneLKYY611TR6W
|
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PTNlclQtgaDqw+34IL9fzLdwALduO/ZelN7kIJ+m74uyA+eitRY8kc607TkC53wl
|
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ikfmZW4/RvTZ8M6UK+5UzhK8jCdLuMGYL6KvzXGRSgi3yLgjewQtCPkIVz6D2QQz
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CkcheAmCJ8MqyJu5zlzyZMjAvnnAT45tRAxekrsu94sQ4egdRCnbWSDtY7kh+BIm
|
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lJNXoB1lBMEKIq4QDUOXoRgffuDghje1WrG9ML+Hbisq/yFOGwXD9RiX8F6sw6W4
|
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avAuvDszue5L3sz85K+EC4Y/wFVDNvZo4TYXao6Z0f+lQKc0t8DQYzk1OXVu8rp2
|
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yJMC6alLbBfODALZvYH7n7do1AZls4I9d1P4jnkDrQoxB3UqQ9hVl3LEKQ73xF1O
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yK5GhDDX8oVfGKF5u+decIsH4YaTw7mP3GFxJSqv3+0lUFJoi5Lc5da149p90Ids
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hCExroL1+7mryIkXPeFM5TgO9r0rvZaBFOvV2z0gp35Z0+L4WPlbuEjN/lxPFin+
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HlUjr8gRsI3qfJOQFy/9rKIJR0Y/8Omwt/8oTWgy1mdeHmmjk7j1nYsvC9JSQ6Zv
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MldlTTKB3zhThV1+XWYp6rjd5JW1zbVWEkLNxE7GJThEUG3szgBVGP7pSWTUTsqX
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nLRbwHOoq7hHwg==
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-----END CERTIFICATE-----
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