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dvmhost/src/Log.cpp

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11 KiB

/**
* Digital Voice Modem - Host Software
* GPLv2 Open Source. Use is subject to license terms.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* @package DVM / Host Software
*
*/
//
// Based on code from the MMDVMHost project. (https://github.com/g4klx/MMDVMHost)
// Licensed under the GPLv2 License (https://opensource.org/licenses/GPL-2.0)
//
/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
* Copyright (C) 2018-2019 by Bryan Biedenkapp N2PLL
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Log.h"
#include "network/Network.h"
#if defined(_WIN32) || defined(_WIN64)
#define WIN32_LEAN_AND_MEAN
#include <windows.h>
#else
#include <sys/time.h>
#endif
#if defined(CATCH2_TEST_COMPILATION)
#include <catch2/catch_test_macros.hpp>
#endif
#include <cstdio>
#include <cstdlib>
#include <cstdarg>
#include <ctime>
#include <cassert>
#include <cstring>
// ---------------------------------------------------------------------------
// Constants
// ---------------------------------------------------------------------------
#if defined(_WIN32) || defined(_WIN64)
#define EOL "\n"
#else
#define EOL "\r\n"
#endif
const uint32_t ACT_LOG_BUFFER_LEN = 501U;
const uint32_t LOG_BUFFER_LEN = 4096U;
// ---------------------------------------------------------------------------
// Global Variables
// ---------------------------------------------------------------------------
static uint32_t m_fileLevel = 0U;
static std::string m_filePath;
static std::string m_actFilePath;
static std::string m_fileRoot;
static std::string m_actFileRoot;
static network::Network* m_network;
static FILE* m_fpLog = nullptr;
static FILE* m_actFpLog = nullptr;
static uint32_t m_displayLevel = 2U;
static bool m_disableTimeDisplay = false;
static struct tm m_tm;
static struct tm m_actTm;
static char LEVELS[] = " DMIWEF";
// ---------------------------------------------------------------------------
// Global Functions
// ---------------------------------------------------------------------------
/// <summary>
/// Helper to open the detailed log file, file handle.
/// </summary>
/// <returns>True, if log file is opened, otherwise false.
static bool LogOpen()
{
#if defined(CATCH2_TEST_COMPILATION)
return true;
#endif
if (m_fileLevel == 0U)
return true;
time_t now;
::time(&now);
struct tm* tm = ::gmtime(&now);
if (tm->tm_mday == m_tm.tm_mday && tm->tm_mon == m_tm.tm_mon && tm->tm_year == m_tm.tm_year) {
if (m_fpLog != nullptr)
return true;
}
else {
if (m_fpLog != nullptr)
::fclose(m_fpLog);
}
char filename[200U];
#if defined(_WIN32) || defined(_WIN64)
::sprintf(filename, "%s\\%s-%04d-%02d-%02d.log", m_filePath.c_str(), m_fileRoot.c_str(), tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday);
#else
::sprintf(filename, "%s/%s-%04d-%02d-%02d.log", m_filePath.c_str(), m_fileRoot.c_str(), tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday);
#endif
m_fpLog = ::fopen(filename, "a+t");
m_tm = *tm;
return m_fpLog != nullptr;
}
/// <summary>
/// Helper to open the activity log file, file handle.
/// </summary>
/// <returns>True, if log file is opened, otherwise false.
static bool ActivityLogOpen()
{
time_t now;
::time(&now);
struct tm* tm = ::gmtime(&now);
if (tm->tm_mday == m_actTm.tm_mday && tm->tm_mon == m_actTm.tm_mon && tm->tm_year == m_actTm.tm_year) {
if (m_actFpLog != nullptr)
return true;
}
else {
if (m_actFpLog != nullptr)
::fclose(m_actFpLog);
}
char filename[200U];
#if defined(_WIN32) || defined(_WIN64)
::sprintf(filename, "%s\\%s-%04d-%02d-%02d.activity.log", m_filePath.c_str(), m_fileRoot.c_str(), tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday);
#else
::sprintf(filename, "%s/%s-%04d-%02d-%02d.activity.log", m_filePath.c_str(), m_fileRoot.c_str(), tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday);
#endif
m_actFpLog = ::fopen(filename, "a+t");
m_actTm = *tm;
return m_actFpLog != nullptr;
}
/// <summary>
/// Sets the instance of the Network class to transfer the activity log with.
/// </summary>
/// <param name="network">Instance of the Network class.</param>
void LogSetNetwork(void* network)
{
#if defined(CATCH2_TEST_COMPILATION)
return;
#endif
// note: The Network class is passed here as a void so we can avoid including the Network.h
// header in Log.h. This is dirty and probably terrible...
m_network = (network::Network*)network;
}
/// <summary>
/// Initializes the activity log.
/// </summary>
/// <param name="filePath">Full-path to the activity log file.</param>
/// <param name="fileRoot">Prefix of the activity log file name.</param>
bool ActivityLogInitialise(const std::string& filePath, const std::string& fileRoot)
{
#if defined(CATCH2_TEST_COMPILATION)
return true;
#endif
m_actFilePath = filePath;
m_actFileRoot = fileRoot;
m_network = nullptr;
return ::ActivityLogOpen();
}
/// <summary>
/// Finalizes the activity log.
/// </summary>
void ActivityLogFinalise()
{
#if defined(CATCH2_TEST_COMPILATION)
return;
#endif
if (m_actFpLog != nullptr)
::fclose(m_actFpLog);
}
/// <summary>
/// Writes a new entry to the activity log.
/// </summary>
/// <param name="mode">Digital mode (usually P25 or DMR).</param>
/// <param name="sourceRf">Flag indicating that the entry was generated from an RF event.</param>
/// <param name="msg">Formatted string to write to activity log.</param>
void ActivityLog(const char *mode, const bool sourceRf, const char* msg, ...)
{
#if defined(CATCH2_TEST_COMPILATION)
return;
#endif
assert(mode != nullptr);
assert(msg != nullptr);
char buffer[ACT_LOG_BUFFER_LEN];
#if defined(_WIN32) || defined(_WIN64)
SYSTEMTIME st;
::GetSystemTime(&st);
::sprintf(buffer, "A: %04u-%02u-%02u %02u:%02u:%02u.%03u %s %s ", st.wYear, st.wMonth, st.wDay, st.wHour, st.wMinute, st.wSecond, st.wMilliseconds, mode, (sourceRf) ? "RF" : "Net");
#else
struct timeval now;
::gettimeofday(&now, NULL);
struct tm* tm = ::gmtime(&now.tv_sec);
::sprintf(buffer, "A: %04d-%02d-%02d %02d:%02d:%02d.%03lu %s %s ", tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec, now.tv_usec / 1000U, mode, (sourceRf) ? "RF" : "Net");
#endif
va_list vl;
va_start(vl, msg);
::vsnprintf(buffer + ::strlen(buffer), ACT_LOG_BUFFER_LEN - 1U, msg, vl);
va_end(vl);
bool ret = ::ActivityLogOpen();
if (!ret)
return;
::fprintf(m_actFpLog, "%s\n", buffer);
::fflush(m_actFpLog);
if (m_network != nullptr) {
m_network->writeActLog(buffer);
}
if (2U >= m_fileLevel && m_fileLevel != 0U) {
bool ret = ::LogOpen();
if (!ret)
return;
::fprintf(m_fpLog, "%s\n", buffer);
::fflush(m_fpLog);
}
if (2U >= m_displayLevel && m_displayLevel != 0U) {
::fprintf(stdout, "%s" EOL, buffer);
::fflush(stdout);
}
}
/// <summary>
/// Initializes the diagnostics log.
/// </summary>
/// <param name="filePath">Full-path to the detailed log file.</param>
/// <param name="fileRoot">Prefix of the detailed log file name.</param>
/// <param name="fileLevel">File logging level.</param>
/// <param name="displayLevel">Console logging level.</param>
/// <param name="disableTimeDisplay">Disable display of date/time on the console log.</param>
bool LogInitialise(const std::string& filePath, const std::string& fileRoot, uint32_t fileLevel, uint32_t displayLevel, bool disableTimeDisplay)
{
m_filePath = filePath;
m_fileRoot = fileRoot;
m_fileLevel = fileLevel;
m_displayLevel = displayLevel;
m_disableTimeDisplay = disableTimeDisplay;
return ::LogOpen();
}
/// <summary>
/// Finalizes the diagnostics log.
/// </summary>
void LogFinalise()
{
#if defined(CATCH2_TEST_COMPILATION)
return;
#endif
if (m_fpLog != nullptr)
::fclose(m_fpLog);
}
/// <summary>
/// Writes a new entry to the diagnostics log.
/// </summary>
/// <param name="level">Log level.</param>
/// <param name="module">Module name the log entry was genearted from.</param>
/// <param name="msg">Formatted string to write to activity log.</param>
void Log(uint32_t level, const char *module, const char* fmt, ...)
{
assert(fmt != nullptr);
#if defined(CATCH2_TEST_COMPILATION)
m_disableTimeDisplay = true;
#endif
char buffer[LOG_BUFFER_LEN];
#if defined(_WIN32) || defined(_WIN64)
if (!m_disableTimeDisplay) {
SYSTEMTIME st;
::GetSystemTime(&st);
if (module != nullptr) {
::sprintf(buffer, "%c: %04u-%02u-%02u %02u:%02u:%02u.%03u (%s) ", LEVELS[level], st.wYear, st.wMonth, st.wDay, st.wHour, st.wMinute, st.wSecond, st.wMilliseconds, module);
}
else {
::sprintf(buffer, "%c: %04u-%02u-%02u %02u:%02u:%02u.%03u ", LEVELS[level], st.wYear, st.wMonth, st.wDay, st.wHour, st.wMinute, st.wSecond, st.wMilliseconds);
}
}
else {
if (module != nullptr) {
::sprintf(buffer, "%c: (%s) ", LEVELS[level], module);
}
else {
::sprintf(buffer, "%c: ", LEVELS[level]);
}
}
#else
if (!m_disableTimeDisplay) {
struct timeval now;
::gettimeofday(&now, NULL);
struct tm* tm = ::gmtime(&now.tv_sec);
if (module != nullptr) {
::sprintf(buffer, "%c: %04d-%02d-%02d %02d:%02d:%02d.%03lu (%s) ", LEVELS[level], tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec, now.tv_usec / 1000U, module);
}
else {
::sprintf(buffer, "%c: %04d-%02d-%02d %02d:%02d:%02d.%03lu ", LEVELS[level], tm->tm_year + 1900, tm->tm_mon + 1, tm->tm_mday, tm->tm_hour, tm->tm_min, tm->tm_sec, now.tv_usec / 1000U);
}
}
else {
if (module != nullptr) {
::sprintf(buffer, "%c: (%s) ", LEVELS[level], module);
}
else {
::sprintf(buffer, "%c: ", LEVELS[level]);
}
}
#endif
va_list vl;
va_start(vl, fmt);
::vsnprintf(buffer + ::strlen(buffer), LOG_BUFFER_LEN - 1U, fmt, vl);
va_end(vl);
if (m_network != nullptr) {
// don't transfer debug data...
if (level > 1U) {
m_network->writeDiagLog(buffer);
}
}
#if defined(CATCH2_TEST_COMPILATION)
UNSCOPED_INFO(buffer);
return;
#endif
if (level >= m_fileLevel && m_fileLevel != 0U) {
bool ret = ::LogOpen();
if (!ret)
return;
::fprintf(m_fpLog, "%s\n", buffer);
::fflush(m_fpLog);
}
if (level >= m_displayLevel && m_displayLevel != 0U) {
::fprintf(stdout, "%s" EOL, buffer);
::fflush(stdout);
}
if (level >= 6U) { // Fatal
::fclose(m_fpLog);
exit(1);
}
}

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