Alexander Afanasyev
b84cc92a8f
Log level can be controlled using NFD_LOG environment variable. The
following options are available
Set up log level using mnemonic
NFD_LOG=none|error|warn|info|debug|trace
Set up log level using log-level number (0 none, >=5 all)
NFD_LOG=0|1|2|3|4|5|6|...
Change-Id: Id38c2775f1137a4e38e4896963ab9a01fc863d2c
Refs: #1267
83 lines
1.7 KiB
C++
83 lines
1.7 KiB
C++
/* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil -*- */
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/*
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* Copyright (C) 2014 Named Data Networking Project
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* See COPYING for copyright and distribution information.
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*
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* Author: Ilya Moiseenko <iliamo@ucla.edu>
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*/
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#include "logger.hpp"
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#include <boost/algorithm/string.hpp>
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namespace nfd {
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inline static bool
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isNumber(const std::string& s)
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{
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if (s.empty())
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return false;
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for (std::string::const_iterator i = s.begin(); i != s.end(); ++i)
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{
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if (!std::isdigit(*i))
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return false;
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}
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return true;
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}
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Logger::Logger(const std::string& name)
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: m_moduleName(name)
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{
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char* nfdLog = getenv("NFD_LOG");
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if (nfdLog)
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{
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std::string level = nfdLog;
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if (isNumber(nfdLog))
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{
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setLogLevel(boost::lexical_cast<uint32_t>(nfdLog));
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}
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else if (boost::iequals(level, "none"))
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{
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m_enabledLogLevel = LOG_NONE;
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}
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else if (boost::iequals(level, "error"))
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{
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m_enabledLogLevel = LOG_ERROR;
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}
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else if (boost::iequals(level, "warn"))
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{
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m_enabledLogLevel = LOG_WARN;
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}
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else if (boost::iequals(level, "info"))
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{
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m_enabledLogLevel = LOG_INFO;
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}
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else if (boost::iequals(level, "debug"))
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{
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m_enabledLogLevel = LOG_DEBUG;
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}
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else if (boost::iequals(level, "trace"))
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{
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m_enabledLogLevel = LOG_TRACE;
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}
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else
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{
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m_enabledLogLevel = LOG_ALL;
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}
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}
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else
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{
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m_enabledLogLevel = LOG_WARN;
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}
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}
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std::ostream&
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operator<<(std::ostream& output, const Logger& obj)
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{
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output << obj.getName();
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return output;
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}
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} // namespace nfd
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