logging reflow

src/Logger/Logger.cpp

@@ -0,0 +1,51 @@
+//
+// Created by bagira on 6/13/20.
+//
+
+#include "Logger.h"
+
+Logger::Logger( int LOG_LEVEL, std::string mask )
+{
+    this->LOG_LEVEL = LOG_LEVEL;
+    this->mask = mask.c_str();
+
+    setlogmask( LOG_UPTO( this->LOG_LEVEL ) );
+    openlog( this->mask, LOG_CONS | LOG_PID | LOG_NDELAY, LOG_PERROR | LOG_LOCAL1 );
+
+}
+
+void Logger::log( int LOG_LEVEL, std::string msg )
+{
+    std::string ERR = "XXXX";
+
+    if ( LOG_LEVEL <= this->LOG_LEVEL )
+    {
+        switch ( LOG_LEVEL )
+        {
+            case E_DEBUG:   ERR = "DBUG";  break;
+            case E_FATAL:   ERR = "FATL";  break;
+            case E_INFO:    ERR = "INFO";  break;
+            case E_WARN:    ERR = "WARN";  break;
+        }
+
+        std::string s_msg = "[" + ERR + "] " + msg;
+        syslog( this->LOG_LEVEL, s_msg.c_str() );
+
+        if ( LOG_LEVEL == E_FATAL | LOG_LEVEL == E_WARN )
+        {
+            std::cerr << "[" << this->get_8601() << "]\t[" << this->mask << "]\t[" << ERR << "]\t" << msg.c_str() << std::endl;
+        } else {
+            std::cout << "[" << this->get_8601() << "]\t[" << this->mask << "]\t[" << ERR << "]\t" << msg.c_str() << std::endl;
+        }
+    }
+}
+
+std::string Logger::get_8601()
+{
+    auto now = std::chrono::system_clock::now();
+    auto itt = std::chrono::system_clock::to_time_t(now);
+    std::ostringstream ss;
+    // ss << std::put_time(gmtime(&itt), "%FT%TZ");
+    ss << std::put_time(localtime(&itt), "%Y-%m-%d_%H:%M:%S");
+    return ss.str();
+}

src/Logger/Logger.h

@@ -0,0 +1,35 @@
+//
+// Created by bagira on 6/13/20.
+//
+
+#ifndef EXAMPLAR_LOGGER_H
+#define EXAMPLAR_LOGGER_H
+
+#include <syslog.h>
+#include <string>
+#include <iostream>
+#include <chrono>
+#include <iomanip>
+#include <sstream>
+
+enum L_LVL {
+    E_INFO,
+    E_FATAL,
+    E_WARN,
+    E_DEBUG
+};
+
+class Logger {
+public:
+    Logger( int LOG_LEVEL, std::string mask );
+    void log( int LOG_LEVEL, std::string msg );
+
+private:
+    int LOG_LEVEL;
+    const char * mask;
+    std::string get_8601();
+};
+
+
+
+#endif //EXAMPLAR_LOGGER_H