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Bugfix #1933 (again :-))

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jomjol
2023-02-27 21:54:50 +01:00
parent 22e4b39f77
commit 9f2e91a9df
2 changed files with 82 additions and 2 deletions
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79
code/components/jomjol_influxdb/interface_influxdb.cpp
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@@ -46,6 +46,84 @@ static esp_err_t http_event_handler(esp_http_client_event_t *evt)
return ESP_OK;
}
void InfluxDBPublish(std::string _key, std::string _content, std::string _timestamp) {
char response_buffer[MAX_HTTP_OUTPUT_BUFFER] = {0};
esp_http_client_config_t http_config = {
.user_agent = "ESP32 Meter reader",
.method = HTTP_METHOD_POST,
.event_handler = http_event_handler,
.buffer_size = MAX_HTTP_OUTPUT_BUFFER,
.user_data = response_buffer
};
if (_influxDBUser.length() && _influxDBPassword.length()){
http_config.username = _influxDBUser.c_str();
http_config.password = _influxDBPassword.c_str();
http_config.auth_type = HTTP_AUTH_TYPE_BASIC;
}
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "InfluxDBPublish - Key: " + _key + ", Content: " + _content + ", Timestamp: " + _timestamp);
char nowTimestamp[21];
std::string payload;
if (_timestamp.length() > 0)
{
struct tm tm;
strptime(_timestamp.c_str(), PREVALUE_TIME_FORMAT_OUTPUT, &tm);
time_t t = mktime(&tm); // Time in Localtime (looks like timezone is not used by strptime)
struct tm * ptm;
ptm = gmtime ( &t );
time_t utc = mktime(ptm);
utc = 2*t - utc; // Take care of timezone (looks difficult, but is easy: t = t + (t - utc), weil t-utc = timezone)
sprintf(nowTimestamp,"%ld000000000", (long) utc); // UTC
payload = _influxDBMeasurement + " " + _key + "=" + _content + " " + nowTimestamp;
// payload = _influxDBMeasurement + " " + _key + "=774 " + nowTimestamp;
}
else
{
payload = _influxDBMeasurement + " " + _key + "=" + _content;
}
payload.shrink_to_fit();
LogFile.WriteToFile(ESP_LOG_INFO, TAG, "sending line to influxdb:" + payload);
// use the default retention policy of the database
std::string apiURI = _influxDBURI + "/api/v2/write?bucket=" + _influxDBDatabase + "/";
apiURI.shrink_to_fit();
http_config.url = apiURI.c_str();
LogFile.WriteToFile(ESP_LOG_INFO, TAG, "API URI: " + apiURI);
esp_http_client_handle_t http_client = esp_http_client_init(&http_config);
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "client is initialized");
esp_http_client_set_header(http_client, "Content-Type", "text/plain");
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "header is set");
ESP_ERROR_CHECK(esp_http_client_set_post_field(http_client, payload.c_str(), payload.length()));
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "post payload is set");
esp_err_t err = ESP_ERROR_CHECK_WITHOUT_ABORT(esp_http_client_perform(http_client));
if( err == ESP_OK ) {
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "HTTP request was performed");
int status_code = esp_http_client_get_status_code(http_client);
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "HTTP status code" + std::to_string(status_code));
} else {
LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "HTTP request failed");
}
esp_http_client_cleanup(http_client);
}
/*
void InfluxDBPublish(std::string _key, std::string _content, std::string _timestamp) {
char response_buffer[MAX_HTTP_OUTPUT_BUFFER] = {0};
esp_http_client_config_t http_config = {
@@ -118,6 +196,7 @@ void InfluxDBPublish(std::string _key, std::string _content, std::string _timest
}
esp_http_client_cleanup(http_client);
}
*/
void InfluxDBInit(std::string _uri, std::string _database, std::string _measurement, std::string _user, std::string _password){