modified InfluxDB class for inlfuxDB V2
This commit is contained in:
parent
661aa5f928
commit
aa361938a4
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@ -12,7 +12,7 @@ CAENLIBS = -lCAENDigitizer
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ROOTLIBS = `root-config --cflags --glibs`
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OBJS = ClassDigitizer.o MultiBuilder.o
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OBJS = ClassDigitizer.o MultiBuilder.o ClassInfluxDB.o
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ALL = test test_indep EventBuilder EventBuilderNoTrace DataReader DumpFSU2ROOT SettingsExplorer
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@ -29,9 +29,12 @@ MultiBuilder.o : ../MultiBuilder.cpp ../MultiBuilder.h ../Hit.h
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ClassDigitizer.o : ../ClassDigitizer.cpp ../ClassDigitizer.h ../RegisterAddress.h ../macro.h ../ClassData.h
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$(CC) $(COPTS) -c ../ClassDigitizer.cpp
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test : test.cpp ../ClassDigitizer.o ../MultiBuilder.o
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ClassInfluxDB.o : ../ClassInfluxDB.cpp ../ClassInfluxDB.h
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$(CC) $(COPTS) -c ../ClassInfluxDB.cpp -lcurl
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test : test.cpp ../ClassDigitizer.o ../MultiBuilder.o ../ClassInfluxDB.o
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@echo "--------- making test"
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$(CC) $(COPTS) -o test test.cpp ../ClassDigitizer.o ../MultiBuilder.o $(CAENLIBS) $(ROOTLIBS)
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$(CC) $(COPTS) -o test test.cpp ../ClassDigitizer.o ../MultiBuilder.o ../ClassInfluxDB.o $(CAENLIBS) $(ROOTLIBS) -lcurl
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test_indep : test_indep.cpp ../RegisterAddress.h ../macro.h
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@echo "--------- making test_indep"
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137
Aux/test.cpp
137
Aux/test.cpp
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@ -2,6 +2,7 @@
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#include "../ClassData.h"
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#include "../ClassDigitizer.h"
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#include "../MultiBuilder.h"
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#include "../ClassInfluxDB.h"
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#include <TROOT.h>
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#include <TSystem.h>
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@ -15,6 +16,7 @@
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#include <sys/time.h> /** struct timeval, select() */
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#include <termios.h> /** tcgetattr(), tcsetattr() */
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#include <vector>
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#include <regex>
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static struct termios g_old_kbd_mode;
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@ -24,11 +26,138 @@ static void raw(void);
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int keyboardhit();
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int getch(void);
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// #include <curl/curl.h>
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size_t WriteCallBack(char *contents, size_t size, size_t nmemb, void *userp){
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// printf(" InfluxDB::%s \n", __func__);
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((std::string*)userp)->append((char*)contents, size * nmemb);
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return size * nmemb;
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}
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//^======================================
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int main(int argc, char* argv[]){
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Digitizer * digi = new Digitizer(0, 26006, false, true);
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digi->Reset();
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InfluxDB * influx = new InfluxDB();
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influx->SetURL("https://fsunuc.physics.fsu.edu/influx/");
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//influx->SetURL("http://128.186.111.5:8086/");
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influx->SetToken("wS-Oy17bU99qH0cTPJ-Q5tbiOWfaKyoASUx7WwmdM7KG8EJ1BpRowYkqpnPw8oeatnDaZfZtwIFT0kv_aIOAxQ==");
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influx->TestingConnection();
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influx->CheckDatabases();
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influx->PrintDataBaseList();
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// printf("=-------------------------\n");
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// influx->TestingConnection(true);
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printf("%s \n", influx->Query("testing", "show measurements").c_str());
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// printf("%s \n", influx->Query("testing", "SELECT * from haha ORDER by time DESC LIMIT 5").c_str());
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delete influx;
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// CURL *curl = curl_easy_init();
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// CURLcode res;
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// struct curl_slist * headers = nullptr;
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// headers = curl_slist_append(headers, "Authorization: Token wS-Oy17bU99qH0cTPJ-Q5tbiOWfaKyoASUx7WwmdM7KG8EJ1BpRowYkqpnPw8oeatnDaZfZtwIFT0kv_aIOAxQ==");
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// // // headers = curl_slist_append(headers, "Content-Type: text/plain; charset=utf-8");
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// headers = curl_slist_append(headers, "Accept: application/csv");
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// printf("%s\n",headers->data);
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// printf("%s\n", headers->next->data);
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// curl_slist_free_all(headers);
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// // printf("%p \n",headers);
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// headers = curl_slist_append(headers, "Accept: application/csv");
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// printf("%s\n",headers->data);
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// curl_easy_setopt(curl, CURLOPT_POST, 1);
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// curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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// std::string databaseIP = "https://fsunuc.physics.fsu.edu/influx/";
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// std::string databaseIP = "http://128.186.111.5:8086/";
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//*===================== Check version
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// curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "ping").c_str());
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// curl_easy_setopt(curl, CURLOPT_HEADER, 1);
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//*===================== Query data
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//=============== query databases
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// curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query").c_str());
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// std::string postFields="q=Show databases";
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//=============== query measurement
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// curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query?db=testing").c_str());
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// std::string postFields="q=SELECT * FROM \"haha\"";
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//=============== write measurement
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// curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "write?db=testing").c_str());
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// std::string postFields = "haha,BD=1 state=2.345";
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// postFields += "\n";
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// postFields += "haha,BD=2 state=9.876";
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// postFields += "\n";
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// curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
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// curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
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// curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallBack);
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// std::string readBuffer;
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// curl_easy_setopt(curl, CURLOPT_WRITEDATA, &readBuffer);
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// // //curl_easy_setopt(curl, CURLOPT_URL, "https://fsunuc.physics.fsu.edu/influx/api/v2/write?org=FSUFoxLab&bucket=testing");
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// res = curl_easy_perform(curl);
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// long respondCode;
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// curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &respondCode);
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// printf("respond code : %ld \n", respondCode);
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// if( res == CURLE_OK ) {
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// printf("================respond \n%s\n", readBuffer.c_str());
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// }else{
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// printf("=========== curl_easy_perform fail.\n");
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// }
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// curl_slist_free_all(headers);
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// curl_easy_cleanup(curl);
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// std::regex pattern(R"(X-Influxdb-Version: (.*))");
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// std::smatch match;
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// if (regex_search(readBuffer, match, pattern)) {
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// // Extract and print the version
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// std::string version = match[1];
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// unsigned short vno = -1;
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// size_t dotPosition = version.find('.');
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// if( dotPosition != std::string::npos){
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// vno = atoi(version.substr(dotPosition-1, 1).c_str());
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// }
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// printf("%s | %d\n", version.c_str(), vno);
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// }
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//============================================= end of influxDB example
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// Digitizer * digi = new Digitizer(0, 26006, false, true);
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// digi->Reset();
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//digi->ProgramBoard_PHA();
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@ -94,8 +223,8 @@ int main(int argc, char* argv[]){
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builder->PrintAllEvent(); // TODO
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*/
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digi->CloseDigitizer();
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delete digi;
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// digi->CloseDigitizer();
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// delete digi;
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return 0;
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}
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270
ClassInfluxDB.cpp
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270
ClassInfluxDB.cpp
Normal file
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@ -0,0 +1,270 @@
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#include "ClassInfluxDB.h"
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#include <regex>
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InfluxDB::InfluxDB(){
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curl = curl_easy_init();
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databaseIP = "";
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respondCode = 0;
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dataPoints = "";
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headers = nullptr;
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influxVersionStr = "";
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influxVersion = -1;
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token = "";
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connectionOK = false;
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}
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InfluxDB::InfluxDB(std::string url, bool verbose){
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curl = curl_easy_init();
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if( verbose) curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
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SetURL(url);
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respondCode = 0;
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dataPoints = "";
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headers = nullptr;
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influxVersionStr = "";
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influxVersion = -1;
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token = "";
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connectionOK = false;
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}
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InfluxDB::~InfluxDB(){
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curl_slist_free_all(headers);
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curl_easy_cleanup(curl);
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}
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void InfluxDB::SetURL(std::string url){
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// check the last char of url is "/"
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if( url.back() != '/') {
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this->databaseIP = url + "/";
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}else{
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this->databaseIP = url;
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}
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headers = curl_slist_append(headers, "Accept: application/csv");
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}
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void InfluxDB::SetToken(std::string token){
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this->token = token;
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headers = curl_slist_append(headers, ("Authorization: Token " + token).c_str());
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}
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bool InfluxDB::TestingConnection(bool debug){
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CheckInfluxVersion();
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if( respond != CURLE_OK ) return false;
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connectionOK = true;
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return true;
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}
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std::string InfluxDB::CheckInfluxVersion(bool debug){
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curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "ping").c_str());
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, NULL);
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curl_easy_setopt(curl, CURLOPT_HEADER, 1);
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallBack);
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std::string respondStr;
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &respondStr);
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Execute();
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if( respond != CURLE_OK) return "CURL Error.";
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if( debug) printf("%s\n", respondStr.c_str());
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//Find Version from readBuffer
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std::regex pattern(R"(X-Influxdb-Version: (.*))");
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std::smatch match;
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if (regex_search(respondStr, match, pattern)) {
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influxVersionStr = match[1];
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size_t dotPosition = influxVersionStr.find('.');
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if( dotPosition != std::string::npos){
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influxVersion = atoi(influxVersionStr.substr(dotPosition-1, 1).c_str());
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}
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}
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printf("Influx Version : %s | %u\n", influxVersionStr.c_str(), influxVersion);
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return respondStr;
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}
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std::string InfluxDB::CheckDatabases(){
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if( ! connectionOK ) return "no connection. try TestConnection() again.";
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if( influxVersion == 2 && token.empty() ) return "token no provided, abort.";
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curl_easy_setopt(curl, CURLOPT_POST, 1);
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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curl_easy_setopt(curl, CURLOPT_HEADER, 0);
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curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query").c_str());
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std::string postFields="q=Show databases";
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curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
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curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallBack);
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std::string respondStr;
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &respondStr);
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Execute();
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// printf("|%s|\n", respondStr.c_str());
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if( respond != CURLE_OK) return "CURL Error.";
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databaseList.clear();
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// Split the input string into lines
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std::istringstream iss(respondStr);
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std::vector<std::string> lines;
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std::string line;
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while (std::getline(iss, line)) {
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lines.push_back(line);
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}
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// Extract the third column from each line and store it in a vector
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std::vector<std::string> thirdColumn;
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for (const auto& l : lines) {
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std::istringstream lineIss(l);
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std::string token;
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for (int i = 0; std::getline(lineIss, token, ','); ++i) {
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if (i == 2) { // Third column
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databaseList.push_back(token);
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break;
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}
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}
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}
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// {//============ when output is JSON
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// size_t pos = readBuffer.find("values");
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// if( pos > 0 ){
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// std::string kaka = readBuffer.substr(pos+8);
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// pos = kaka.find("}");
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// kaka = kaka.substr(0, pos);
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// int len = kaka.length();
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// bool startFlag = false;
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// std::string lala;
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// char yaya = '"';
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// for( int i = 0; i < len; i++){
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// if( startFlag == false && kaka[i] == yaya ) {
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// startFlag = true;
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// lala = "";
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// continue;
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// }
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// if( startFlag && kaka[i] == yaya ){
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// startFlag = false;
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// databaseList.push_back(lala);
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// continue;
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// }
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// if( startFlag ) lala += kaka[i];
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// }
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// }
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// }
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return respondStr;
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}
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void InfluxDB::PrintDataBaseList(){
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for( size_t i = 0; i < databaseList.size(); i++){
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printf("%2ld| %s\n", i, databaseList[i].c_str());
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}
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}
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std::string InfluxDB::Query(std::string databaseName, std::string influxQL_query){
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if( ! connectionOK ) return "no connection. try TestConnection() again.";
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if( influxVersion == 2 && token.empty() ) return "token no provided, abort.";
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curl_easy_setopt(curl, CURLOPT_POST, 1);
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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curl_easy_setopt(curl, CURLOPT_HEADER, 0);
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curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query?db=" + databaseName).c_str());
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std::string postFields = "q=" + influxQL_query;
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curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
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curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
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curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallBack);
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std::string respondStr;
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curl_easy_setopt(curl, CURLOPT_WRITEDATA, &respondStr);
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Execute();
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//printf("|%s|\n", readBuffer.c_str());
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return respondStr;
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}
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void InfluxDB::CreateDatabase(std::string databaseName){
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if( ! connectionOK ) return ;
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if( influxVersion == 2 && token.empty() ) return;
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curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query").c_str());
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curl_easy_setopt(curl, CURLOPT_POST, 1);
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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curl_easy_setopt(curl, CURLOPT_HEADER, 0);
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std::string postFields = "q=CREATE DATABASE " + databaseName;
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curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
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curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
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Execute();
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}
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void InfluxDB::AddDataPoint(std::string fullString){
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// printf(" InfluxDB::%s |%s| \n", __func__, fullString.c_str());
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dataPoints += fullString + "\n";
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}
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void InfluxDB::ClearDataPointsBuffer(){
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// printf(" InfluxDB::%s \n", __func__);
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dataPoints = "";
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}
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void InfluxDB::PrintDataPoints(){
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// printf(" InfluxDB::%s \n", __func__);
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printf("%s\n", dataPoints.c_str());
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}
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void InfluxDB::WriteData(std::string databaseName){
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if( ! connectionOK ) return ;
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if( influxVersion == 2 && token.empty() ) return;
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// printf(" InfluxDB::%s \n", __func__);
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if( dataPoints.length() == 0 ) return;
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//printf("|%s|\n", (databaseIP + "write?db=" + databaseName).c_str());
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curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "write?db=" + databaseName).c_str());
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curl_easy_setopt(curl, CURLOPT_POST, 1L);
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curl_easy_setopt(curl, CURLOPT_HTTPHEADER, headers);
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curl_easy_setopt(curl, CURLOPT_HEADER, 0);
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curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(dataPoints.length()));
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curl_easy_setopt(curl, CURLOPT_POSTFIELDS, dataPoints.c_str());
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Execute();
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}
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void InfluxDB::Execute(){
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// printf(" InfluxDB::%s \n", __func__);
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try{
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respond = curl_easy_perform(curl);
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curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &respondCode);
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//printf("==== respond %d (OK = %d)\n", respond, CURLE_OK);
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if( respond != CURLE_OK ) printf("############# InfluxDB::Execute fail | %ld\n", respondCode);
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} catch (std::exception& e){ // in case of unexpected error
|
||||
printf("%s\n", e.what());
|
||||
respond = CURLE_SEND_ERROR;
|
||||
}
|
||||
}
|
||||
|
||||
size_t InfluxDB::WriteCallBack(char *contents, size_t size, size_t nmemb, void *userp){
|
||||
// printf(" InfluxDB::%s \n", __func__);
|
||||
((std::string*)userp)->append((char*)contents, size * nmemb);
|
||||
return size * nmemb;
|
||||
}
|
||||
|
|
@ -9,8 +9,6 @@
|
|||
|
||||
class InfluxDB{
|
||||
private:
|
||||
|
||||
bool isURLValid;
|
||||
|
||||
CURL * curl;
|
||||
CURLcode respond;
|
||||
|
|
@ -18,8 +16,16 @@ class InfluxDB{
|
|||
|
||||
std::string databaseIP;
|
||||
std::string dataPoints;
|
||||
|
||||
std::string token;
|
||||
|
||||
struct curl_slist * headers;
|
||||
|
||||
std::vector<std::string> databaseList;
|
||||
|
||||
unsigned short influxVersion;
|
||||
std::string influxVersionStr;
|
||||
|
||||
bool connectionOK;
|
||||
|
||||
static size_t WriteCallBack(char *contents, size_t size, size_t nmemb, void *userp);
|
||||
|
||||
|
|
@ -28,14 +34,21 @@ class InfluxDB{
|
|||
public:
|
||||
|
||||
InfluxDB(std::string url, bool verbose = false);
|
||||
InfluxDB();
|
||||
~InfluxDB();
|
||||
|
||||
void SetURL(std::string url);
|
||||
bool TestingConnection();
|
||||
bool IsURLValid() const {return isURLValid;}
|
||||
void SetToken(std::string token);
|
||||
bool TestingConnection(bool debug = false);
|
||||
bool IsConnectionOK() const {return connectionOK;}
|
||||
|
||||
/// Query
|
||||
unsigned short GetVersionNo() const {return influxVersion;}
|
||||
std::string GetVersionString() const {return influxVersionStr;}
|
||||
|
||||
/// Query, query will be in CSV format
|
||||
std::string CheckInfluxVersion(bool debug = false);
|
||||
std::string CheckDatabases(); /// this save the list of database into databaseList
|
||||
void PrintDataBaseList();
|
||||
std::string Query(std::string databaseName, std::string query);
|
||||
|
||||
/// the CheckDatabases() function must be called before
|
||||
2
FSUDAQ.h
2
FSUDAQ.h
|
|
@ -17,7 +17,7 @@
|
|||
#include "Scope.h"
|
||||
#include "DigiSettingsPanel.h"
|
||||
#include "SingleSpectra.h"
|
||||
#include "influxdb.h"
|
||||
#include "ClassInfluxDB.h"
|
||||
#include "analyzers/Analyser.h"
|
||||
|
||||
//^#===================================================== MainWindow
|
||||
|
|
|
|||
|
|
@ -33,7 +33,7 @@ HEADERS += ClassData.h \
|
|||
FSUDAQ.h \
|
||||
macro.h \
|
||||
RegisterAddress.h \
|
||||
influxdb.h\
|
||||
ClassInfluxDB.h\
|
||||
Scope.h \
|
||||
SingleSpectra.h \
|
||||
Hit.h \
|
||||
|
|
@ -49,7 +49,7 @@ SOURCES += ClassDigitizer.cpp \
|
|||
DigiSettingsPanel.cpp \
|
||||
FSUDAQ.cpp \
|
||||
main.cpp \
|
||||
influxdb.cpp\
|
||||
ClassInfluxDB.cpp\
|
||||
Scope.cpp \
|
||||
SingleSpectra.cpp \
|
||||
MultiBuilder.cpp \
|
||||
|
|
|
|||
|
|
@ -16,7 +16,7 @@
|
|||
#include "CustomThreads.h"
|
||||
#include "CustomWidgets.h"
|
||||
#include "MultiBuilder.h"
|
||||
#include "influxdb.h"
|
||||
#include "ClassInfluxDB.h"
|
||||
|
||||
/**************************************
|
||||
|
||||
|
|
|
|||
163
influxdb.cpp
163
influxdb.cpp
|
|
@ -1,163 +0,0 @@
|
|||
#include "influxdb.h"
|
||||
|
||||
|
||||
InfluxDB::InfluxDB(std::string url, bool verbose){
|
||||
|
||||
curl = curl_easy_init();
|
||||
if( verbose) curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
|
||||
SetURL(url);
|
||||
respondCode = 0;
|
||||
dataPoints = "";
|
||||
}
|
||||
|
||||
InfluxDB::~InfluxDB(){
|
||||
curl_easy_cleanup(curl);
|
||||
}
|
||||
|
||||
void InfluxDB::SetURL(std::string url){
|
||||
// check the last char of url is "/"
|
||||
if( url.back() != '/') {
|
||||
this->databaseIP = url + "/";
|
||||
}else{
|
||||
this->databaseIP = url;
|
||||
}
|
||||
}
|
||||
|
||||
bool InfluxDB::TestingConnection(){
|
||||
CheckDatabases();
|
||||
if( respond != CURLE_OK ) return false;
|
||||
return true;
|
||||
}
|
||||
|
||||
std::string InfluxDB::CheckDatabases(){
|
||||
curl_easy_setopt(curl, CURLOPT_POST, 1);
|
||||
|
||||
curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query").c_str());
|
||||
|
||||
std::string postFields="q=Show databases";
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
|
||||
|
||||
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallBack);
|
||||
std::string readBuffer;
|
||||
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &readBuffer);
|
||||
|
||||
Execute();
|
||||
|
||||
//printf("|%s|\n", readBuffer.c_str());
|
||||
|
||||
if( respond != CURLE_OK) return "";
|
||||
|
||||
databaseList.clear();
|
||||
|
||||
size_t pos = readBuffer.find("values");
|
||||
|
||||
if( pos > 0 ){
|
||||
std::string kaka = readBuffer.substr(pos+8);
|
||||
|
||||
pos = kaka.find("}");
|
||||
kaka = kaka.substr(0, pos);
|
||||
|
||||
int len = kaka.length();
|
||||
bool startFlag = false;
|
||||
std::string lala;
|
||||
|
||||
char yaya = '"';
|
||||
|
||||
for( int i = 0; i < len; i++){
|
||||
|
||||
if( startFlag == false && kaka[i] == yaya ) {
|
||||
startFlag = true;
|
||||
lala = "";
|
||||
continue;
|
||||
}
|
||||
|
||||
if( startFlag && kaka[i] == yaya ){
|
||||
startFlag = false;
|
||||
databaseList.push_back(lala);
|
||||
continue;
|
||||
}
|
||||
if( startFlag ) lala += kaka[i];
|
||||
}
|
||||
}
|
||||
|
||||
return readBuffer;
|
||||
}
|
||||
|
||||
std::string InfluxDB::Query(std::string databaseName, std::string query){
|
||||
|
||||
curl_easy_setopt(curl, CURLOPT_POST, 1);
|
||||
|
||||
curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query?db=" + databaseName).c_str());
|
||||
|
||||
std::string postFields = "q=" + query;
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
|
||||
|
||||
curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteCallBack);
|
||||
std::string readBuffer;
|
||||
curl_easy_setopt(curl, CURLOPT_WRITEDATA, &readBuffer);
|
||||
|
||||
Execute();
|
||||
|
||||
//printf("|%s|\n", readBuffer.c_str());
|
||||
|
||||
return readBuffer;
|
||||
}
|
||||
|
||||
void InfluxDB::CreateDatabase(std::string databaseName){
|
||||
curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "query").c_str());
|
||||
curl_easy_setopt(curl, CURLOPT_POST, 1);
|
||||
|
||||
std::string postFields = "q=CREATE DATABASE " + databaseName;
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(postFields.length()));
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, postFields.c_str());
|
||||
|
||||
Execute();
|
||||
}
|
||||
|
||||
void InfluxDB::AddDataPoint(std::string fullString){
|
||||
// printf(" InfluxDB::%s |%s| \n", __func__, fullString.c_str());
|
||||
dataPoints += fullString + "\n";
|
||||
}
|
||||
|
||||
void InfluxDB::ClearDataPointsBuffer(){
|
||||
// printf(" InfluxDB::%s \n", __func__);
|
||||
dataPoints = "";
|
||||
}
|
||||
|
||||
void InfluxDB::PrintDataPoints(){
|
||||
// printf(" InfluxDB::%s \n", __func__);
|
||||
printf("%s\n", dataPoints.c_str());
|
||||
}
|
||||
|
||||
void InfluxDB::WriteData(std::string databaseName){
|
||||
// printf(" InfluxDB::%s \n", __func__);
|
||||
if( dataPoints.length() == 0 ) return;
|
||||
//printf("|%s|\n", (databaseIP + "write?db=" + databaseName).c_str());
|
||||
curl_easy_setopt(curl, CURLOPT_URL, (databaseIP + "write?db=" + databaseName).c_str());
|
||||
curl_easy_setopt(curl, CURLOPT_POST, 1L);
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDSIZE, static_cast<long>(dataPoints.length()));
|
||||
curl_easy_setopt(curl, CURLOPT_POSTFIELDS, dataPoints.c_str());
|
||||
Execute();
|
||||
}
|
||||
|
||||
|
||||
void InfluxDB::Execute(){
|
||||
// printf(" InfluxDB::%s \n", __func__);
|
||||
try{
|
||||
respond = curl_easy_perform(curl);
|
||||
curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &respondCode);
|
||||
//printf("==== respond %d (OK = %d)\n", respond, CURLE_OK);
|
||||
if( respond != CURLE_OK) printf("############# InfluxDB::Execute fail | %ld\n", respondCode);
|
||||
} catch (std::exception& e){ // in case of unexpected error
|
||||
printf("%s\n", e.what());
|
||||
respond = CURLE_SEND_ERROR;
|
||||
}
|
||||
}
|
||||
|
||||
size_t InfluxDB::WriteCallBack(char *contents, size_t size, size_t nmemb, void *userp){
|
||||
// printf(" InfluxDB::%s \n", __func__);
|
||||
((std::string*)userp)->append((char*)contents, size * nmemb);
|
||||
return size * nmemb;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user