Bugfix InfluxDB shifting times (#2785)

* Modify time_sntp

* Update time_sntp.cpp

* Update time_sntp.cpp

* update

* Update interface_influxdb.cpp

* Update interface_influxdb.cpp

* Update time_sntp.cpp

* Upload

* Update interface_influxdb.cpp

* Update interface_influxdb.cpp

* Update interface_influxdb.cpp

* Remove Time Convert vom influx Interface

code/components/jomjol_flowcontroll/ClassFlowDefineTypes.h

@@ -34,6 +34,7 @@ struct NumberPost {
     bool AllowNegativeRates;
     bool checkDigitIncreaseConsistency;
     time_t lastvalue;
+    time_t timeStampTimeUTC;
     string timeStamp;
     double FlowRateAct; // m3 / min
     double PreValue; // last value that was read out well

code/components/jomjol_flowcontroll/ClassFlowInfluxDB.cpp

@@ -137,6 +137,7 @@ bool ClassFlowInfluxDB::doFlow(string zwtime)
     std::string resultraw = "";
     std::string resultrate = "";
     std::string resulttimestamp = "";
+    long int timeutc;
     string zw = "";
     string namenumber = "";
 
@@ -152,6 +153,7 @@ bool ClassFlowInfluxDB::doFlow(string zwtime)
             resulterror = (*NUMBERS)[i]->ErrorMessageText;
             resultrate = (*NUMBERS)[i]->ReturnRateValue;
             resulttimestamp = (*NUMBERS)[i]->timeStamp;
+            timeutc = (*NUMBERS)[i]->timeStampTimeUTC;
 
             if ((*NUMBERS)[i]->FieldV1.length() > 0)
             {
@@ -167,7 +169,7 @@ bool ClassFlowInfluxDB::doFlow(string zwtime)
             }
 
             if (result.length() > 0)   
-                InfluxDBPublish(measurement, namenumber, result, resulttimestamp);
+                InfluxDBPublish(measurement, namenumber, result, timeutc);
         }
     }
    

code/components/jomjol_flowcontroll/ClassFlowInfluxDBv2.cpp

@@ -196,6 +196,7 @@ bool ClassFlowInfluxDBv2::doFlow(string zwtime)
     std::string resultraw = "";
     std::string resultrate = "";
     std::string resulttimestamp = "";
+    long int resulttimeutc = 0;
     string zw = "";
     string namenumber = "";
 
@@ -212,6 +213,8 @@ bool ClassFlowInfluxDBv2::doFlow(string zwtime)
             resulterror = (*NUMBERS)[i]->ErrorMessageText;
             resultrate = (*NUMBERS)[i]->ReturnRateValue;
             resulttimestamp = (*NUMBERS)[i]->timeStamp;
+            resulttimeutc = (*NUMBERS)[i]->timeStampTimeUTC;
+
 
             if ((*NUMBERS)[i]->FieldV2.length() > 0)
             {
@@ -229,8 +232,7 @@ bool ClassFlowInfluxDBv2::doFlow(string zwtime)
             printf("vor sende Influx_DB_V2 - namenumber. %s, result: %s, timestampt: %s", namenumber.c_str(), result.c_str(), resulttimestamp.c_str());
 
             if (result.length() > 0)   
-                InfluxDB_V2_Publish(measurement, namenumber, result, resulttimestamp);
-//                InfluxDB_V2_Publish(namenumber, result, resulttimestamp);
+                InfluxDB_V2_Publish(measurement, namenumber, result, resulttimeutc);
         }
     }
    

code/components/jomjol_flowcontroll/ClassFlowPostProcessing.cpp

@@ -285,6 +285,7 @@ void ClassFlowPostProcessing::SavePreValue()
         struct tm* timeinfo = localtime(&NUMBERS[j]->lastvalue);
         strftime(buffer, 80, PREVALUE_TIME_FORMAT_OUTPUT, timeinfo);
         NUMBERS[j]->timeStamp = std::string(buffer);
+        NUMBERS[j]->timeStampTimeUTC = NUMBERS[j]->lastvalue;
 //        ESP_LOGD(TAG, "SaverPreValue %d, Value: %f, Nachkomma %d", j, NUMBERS[j]->PreValue, NUMBERS[j]->Nachkomma);
 
         _zw = NUMBERS[j]->name + "\t" + NUMBERS[j]->timeStamp + "\t" + RundeOutput(NUMBERS[j]->PreValue, NUMBERS[j]->Nachkomma) + "\n";

code/components/jomjol_influxdb/interface_influxdb.cpp

@@ -5,6 +5,7 @@
 #include <time.h>
 #include "ClassLogFile.h"
 #include "esp_http_client.h"
+#include "time_sntp.h"
 #include "../../include/defines.h"
 
 
@@ -30,7 +31,7 @@ void InfluxDB_V2_Init(std::string _uri, std::string _bucket, std::string _org, s
     _influxDB_V2_Token = _token;
 }
 
-void InfluxDB_V2_Publish(std::string _measurement, std::string _key, std::string _content, std::string _timestamp) 
+void InfluxDB_V2_Publish(std::string _measurement, std::string _key, std::string _content, long int _timeUTC) 
 {
     char response_buffer[MAX_HTTP_OUTPUT_BUFFER] = {0};
     esp_http_client_config_t http_config = {
@@ -41,28 +42,20 @@ void InfluxDB_V2_Publish(std::string _measurement, std::string _key, std::string
        .user_data = response_buffer
     };
 
-    LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "InfluxDB_V2_Publish - Key: " + _key + ", Content: " + _content + ", Timestamp: " + _timestamp);
+    LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "InfluxDB_V2_Publish - Key: " + _key + ", Content: " + _content + ", timeUTC: " + std::to_string(_timeUTC));
 
     std::string payload;
     char nowTimestamp[21];
 
-    if (_timestamp.length() > 0)
+    if (_timeUTC > 0)
     {
-        struct tm tm;
-
-        time_t t;
-        time(&t);
-        localtime_r(&t, &tm); // Extract DST setting from actual time to consider it for timestamp evaluation
-
-        strptime(_timestamp.c_str(), PREVALUE_TIME_FORMAT_OUTPUT, &tm);
-        t = mktime(&tm);
-        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "Timestamp: " + _timestamp + ", Timestamp (UTC): " + std::to_string(t));
-
-        sprintf(nowTimestamp,"%ld000000000", (long) t);           // UTC
+        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "Timestamp (UTC): " + std::to_string(_timeUTC));
+        sprintf(nowTimestamp,"%ld000000000", _timeUTC);           // UTC
         payload = _measurement + " " + _key + "=" + _content + " " + nowTimestamp;
     }
     else
     {
+        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "no timestamp given");
         payload = _measurement + " " + _key + "=" + _content;
     }
 
@@ -137,7 +130,7 @@ static esp_err_t http_event_handler(esp_http_client_event_t *evt)
     return ESP_OK;
 }
 
-void InfluxDBPublish(std::string _measurement, std::string _key, std::string _content, std::string _timestamp) {
+void InfluxDBPublish(std::string _measurement, std::string _key, std::string _content, long int _timeUTC) {
     char response_buffer[MAX_HTTP_OUTPUT_BUFFER] = {0};
     esp_http_client_config_t http_config = {
        .user_agent = "ESP32 Meter reader",
@@ -156,25 +149,17 @@ void InfluxDBPublish(std::string _measurement, std::string _key, std::string _co
     std::string payload;
     char nowTimestamp[21];
 
-    LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "InfluxDBPublish - Key: " + _key + ", Content: " + _content + ", Timestamp: " + _timestamp);
+    LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "InfluxDBPublish - Key: " + _key + ", Content: " + _content + ", timeUTC: " + std::to_string(_timeUTC));
 
-    if (_timestamp.length() > 0)
+    if (_timeUTC > 0)
     {
-        struct tm tm;
-
-        time_t t;
-        time(&t);
-        localtime_r(&t, &tm); // Extract DST setting from actual time to consider it for timestamp evaluation
-
-        strptime(_timestamp.c_str(), PREVALUE_TIME_FORMAT_OUTPUT, &tm);
-        t = mktime(&tm);
-        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "Timestamp: " + _timestamp + ", Timestamp (UTC): " + std::to_string(t));
-
-        sprintf(nowTimestamp,"%ld000000000", (long) t);           // UTC
+        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "Timestamp (UTC): " + std::to_string(_timeUTC));
+        sprintf(nowTimestamp,"%ld000000000", _timeUTC);           // UTC
         payload = _measurement + " " + _key + "=" + _content + " " + nowTimestamp;
     }
     else
     {
+        LogFile.WriteToFile(ESP_LOG_DEBUG, TAG, "no timestamp given");
         payload = _measurement + " " + _key + "=" + _content;
     }
 

code/components/jomjol_influxdb/interface_influxdb.h

@@ -10,11 +10,11 @@
 
 // Interface to InfluxDB v1.x
 void InfluxDBInit(std::string _influxDBURI, std::string _database, std::string _user, std::string _password);
-void InfluxDBPublish(std::string _measurement, std::string _key, std::string _content, std::string _timestamp);
+void InfluxDBPublish(std::string _measurement, std::string _key, std::string _content, long int _timeUTC);
 
 // Interface to InfluxDB v2.x
 void InfluxDB_V2_Init(std::string _uri, std::string _bucket, std::string _org, std::string _token);
-void InfluxDB_V2_Publish(std::string _measurement, std::string _key, std::string _content, std::string _timestamp);
+void InfluxDB_V2_Publish(std::string _measurement, std::string _key, std::string _content, long int _timeUTC);
 
 
 

code/components/jomjol_time_sntp/time_sntp.cpp

@@ -31,6 +31,9 @@ std::string getNtpStatusText(sntp_sync_status_t status);
 static void setTimeZone(std::string _tzstring);
 static std::string getServerName(void);
 
+int LocalTimeToUTCOffsetSeconds;
+
+
 
 std::string ConvertTimeToString(time_t _time, const char * frm)
 {
@@ -89,15 +92,51 @@ bool time_manual_reset_sync(void)
 }
 
 
+int getUTCOffsetSeconds(std::string &zeitzone)
+{
+    int offset = 0;
+    int vorzeichen = 1;
+    int minuten = 0;
+    int stunden = 0;
+    time_t now;
+    struct tm timeinfo;
+
+    time (&now);
+    localtime_r(&now, &timeinfo);
+    char buffer[80];
+    strftime(buffer, 80, "%z", &timeinfo);
+    zeitzone = std::string(buffer);
+
+    if (zeitzone.length() == 5)
+    {
+        if (zeitzone[0] == '-')
+            vorzeichen = -1; 
+
+        stunden = stoi(zeitzone.substr(1, 2));
+        minuten = stoi(zeitzone.substr(3, 2));
+
+        offset = ((stunden * 60) + minuten) * 60;
+    }
+    return offset;
+}
+
+
 void setTimeZone(std::string _tzstring)
 {
     setenv("TZ", _tzstring.c_str(), 1);
     tzset();    
+
     _tzstring = "Time zone set to " + _tzstring;
     LogFile.WriteToFile(ESP_LOG_INFO, TAG, _tzstring);
+
+    std::string zeitzone;
+    LocalTimeToUTCOffsetSeconds = getUTCOffsetSeconds(zeitzone);
+//    std::string zw = std::to_string(LocalTimeToUTCOffsetSeconds);
+    LogFile.WriteToFile(ESP_LOG_INFO, TAG, "time zone: " + zeitzone + " Delta to UTC: " + std::to_string(LocalTimeToUTCOffsetSeconds) + " seconds");
 }
 
 
+
 std::string getNtpStatusText(sntp_sync_status_t status) {
     if (status == SNTP_SYNC_STATUS_COMPLETED) {
         return "Synchronized";

code/components/jomjol_time_sntp/time_sntp.h

@@ -28,5 +28,7 @@ bool setupTime();
 
 bool time_manual_reset_sync(void);
 
+extern int LocalTimeToUTCOffsetSeconds;
+
 
 #endif //TIMESNTP_H