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New DDNS functionality, x509 root certificates bundle, scd4x measurem…
…ents fix, and updated library
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,128 @@ | ||
| /* MIT License | ||
| * | ||
| * Copyright (c) 2022 ma-lwa-re | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all | ||
| * copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
| #include "ddns.h" | ||
| #include "esp_log.h" | ||
| #include "nvs_flash.h" | ||
| #include "esp_http_client.h" | ||
| #include "esp_crt_bundle.h" | ||
|
|
||
| static const char *DDNS_TAG = "ddns"; | ||
|
|
||
| esp_err_t nvs_ddns_get_str(char *key, char *value) { | ||
| esp_err_t err = nvs_flash_init_partition("wifi"); | ||
|
|
||
| if(err != ESP_OK) { | ||
| ESP_LOGE(DDNS_TAG, "Error initializing nvs flash: %s", esp_err_to_name(err)); | ||
| return ESP_ERR_INVALID_STATE; | ||
| } | ||
|
|
||
| nvs_handle_t nvs_handle; | ||
| err = nvs_open_from_partition("wifi", "wifi", NVS_READONLY, &nvs_handle); | ||
|
|
||
| if(err != ESP_OK) { | ||
| ESP_LOGE(DDNS_TAG, "Error opening NVS handle for key %s: %s", key, esp_err_to_name(err)); | ||
| nvs_close(nvs_handle); | ||
| return ESP_ERR_NO_MEM; | ||
| } | ||
|
|
||
| size_t value_size; | ||
| err = nvs_get_str(nvs_handle, key, NULL, &value_size); | ||
| err = nvs_get_str(nvs_handle, key, value, &value_size); | ||
|
|
||
| if(err != ESP_OK) { | ||
| ESP_LOGE(DDNS_TAG, "Error reading key %s: %s", key, esp_err_to_name(err)); | ||
| nvs_close(nvs_handle); | ||
| return ESP_ERR_NOT_FOUND; | ||
| } | ||
|
|
||
| nvs_close(nvs_handle); | ||
|
|
||
| err = nvs_flash_deinit_partition("wifi"); | ||
|
|
||
| if(err != ESP_OK) { | ||
| ESP_LOGE(DDNS_TAG, "Error deinitializing nvs flash: %s", esp_err_to_name(err)); | ||
| return ESP_ERR_INVALID_STATE; | ||
| } | ||
| return ESP_OK; | ||
| } | ||
|
|
||
| esp_http_client_config_t ddns_config = { | ||
| .url = "https://httpbin.org", | ||
| .user_agent = DDNS_USER_AGENT, | ||
| .crt_bundle_attach = esp_crt_bundle_attach | ||
| }; | ||
|
|
||
| bool ddns_update(char *api_endpoint, esp_http_client_method_t http_method) { | ||
| esp_http_client_handle_t client = esp_http_client_init(&ddns_config); | ||
|
|
||
| ESP_ERROR_CHECK_WITHOUT_ABORT(esp_http_client_set_url(client, api_endpoint)); | ||
| ESP_ERROR_CHECK_WITHOUT_ABORT(esp_http_client_set_method(client, http_method)); | ||
|
|
||
| esp_err_t err = esp_http_client_perform(client); | ||
|
|
||
| if(err != ESP_OK) { | ||
| return false; | ||
| } | ||
|
|
||
| HttpStatus_Code status_code = esp_http_client_get_status_code(client); | ||
| ESP_ERROR_CHECK(esp_http_client_cleanup(client)); | ||
|
|
||
| if((status_code & HttpStatus_Ok) == HttpStatus_Ok) { | ||
| ESP_LOGI(DDNS_TAG, "DDNS record successfully updated with return code %d", status_code); | ||
| } else { | ||
| ESP_LOGW(DDNS_TAG, "DDNS record update error with return code %d", status_code); | ||
| } | ||
|
|
||
| return (status_code & HttpStatus_Ok) == HttpStatus_Ok ? true : false; | ||
| } | ||
|
|
||
| bool ddns_get_update(char *api_endpoint) { | ||
| return ddns_update(api_endpoint, HTTP_METHOD_GET); | ||
| } | ||
|
|
||
| bool ddns_post_update(char *api_endpoint) { | ||
| return ddns_update(api_endpoint, HTTP_METHOD_POST); | ||
| } | ||
|
|
||
| void ddns_task(void *arg) { | ||
| vTaskDelay(DDNS_INIT_DELAY / portTICK_PERIOD_MS); | ||
| char api_endpoint[0xFF]; | ||
|
|
||
| esp_err_t err = nvs_ddns_get_str("ddns", api_endpoint); | ||
|
|
||
| if(err != ESP_OK) { | ||
| ESP_LOGE(DDNS_TAG, "DDNS endpoint not found! Canceling record update."); | ||
| vTaskDelete(NULL); | ||
| return; | ||
| } | ||
|
|
||
| for(;;) { | ||
| ESP_LOGI(DDNS_TAG, "Updating the DDNS IP record..."); | ||
|
|
||
| if(!ddns_post_update(api_endpoint)) { | ||
| ESP_LOGE(DDNS_TAG, "Error updating the DDNS record!"); | ||
| } | ||
|
|
||
| vTaskDelay(SLEEP_DELAY_8_HOURS / portTICK_PERIOD_MS); | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| /* MIT License | ||
| * | ||
| * Copyright (c) 2022 ma-lwa-re | ||
| * | ||
| * Permission is hereby granted, free of charge, to any person obtaining a copy | ||
| * of this software and associated documentation files (the "Software"), to deal | ||
| * in the Software without restriction, including without limitation the rights | ||
| * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | ||
| * copies of the Software, and to permit persons to whom the Software is | ||
| * furnished to do so, subject to the following conditions: | ||
| * | ||
| * The above copyright notice and this permission notice shall be included in all | ||
| * copies or substantial portions of the Software. | ||
| * | ||
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | ||
| * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | ||
| * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | ||
| * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | ||
| * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | ||
| * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | ||
| * SOFTWARE. | ||
| */ | ||
| #include <stdio.h> | ||
| #include <stdlib.h> | ||
|
|
||
| #define DDNS_USER_AGENT ("ESP32 HTTP Client/1.0 - " PROJECT_NAME " v" PROJECT_VER) | ||
| #define SLEEP_DELAY_8_HOURS (1000 * 60 * 60 * 8) | ||
| #define DDNS_INIT_DELAY (1000 * 20) | ||
|
|
||
| void ddns_task(void *arg); |
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