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debug.cpp
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debug.cpp
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/*
* Copyright (C) 2020 Tusooa Zhu
*
* This file is part of libkazv.
*
* libkazv is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* libkazv 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with libkazv. If not, see <https://www.gnu.org/licenses/>.
*/
#include <vector>
#include <cstdlib>
#include <boost/algorithm/string.hpp>
#include "debug.hpp"
#ifndef NDEBUG
#define KAZV_DEFAULT_OUTPUT_LEVEL DEBUG
#else
#define KAZV_DEFAULT_OUTPUT_LEVEL WARNING
#endif
namespace Kazv
{
namespace detail
{
boost::iostreams::stream<boost::iostreams::null_sink> voidOutputHelper{boost::iostreams::null_sink()};
std::string toStr(OutputLevel l)
{
if (l == ERROR) {
return "error";
} else if (l == WARNING) {
return "warning";
} else if (l == INFO) {
return "info";
} else if (l == DEBUG) {
return "debug";
} else {
return "none";
}
}
std::ostream &OutputHelper::basicFormat() const
{
auto now = std::chrono::system_clock::now();
std::time_t nowTimeT = std::chrono::system_clock::to_time_t(now);
std::vector<char> timeStr(40, '0');
std::strftime(timeStr.data(), 40, "%Y,%-m,%-d (%u) %H,%M,%S", std::localtime(&nowTimeT));
return std::cerr << "[" << timeStr.data() << "]["
<< category << "]["
<< toStr(severity) << "] ";
}
OutputHelper OutputGroup::dbg() const { return OutputHelper{name, DEBUG, level}; }
OutputHelper OutputGroup::info() const { return OutputHelper{name, INFO, level}; }
OutputHelper OutputGroup::warn() const { return OutputHelper{name, WARNING, level}; }
OutputHelper OutputGroup::err() const { return OutputHelper{name, ERROR, level}; }
OutputConfig::OutputConfig()
: api{"api", KAZV_DEFAULT_OUTPUT_LEVEL}
, base{"base", KAZV_DEFAULT_OUTPUT_LEVEL}
, client{"client", KAZV_DEFAULT_OUTPUT_LEVEL}
, ee{"eventemitter", KAZV_DEFAULT_OUTPUT_LEVEL}
, job{"job", KAZV_DEFAULT_OUTPUT_LEVEL}
{
auto env = std::getenv("KAZV_OUTPUT_LEVELS");
std::string s{env ? env : ""};
using namespace boost::algorithm;
std::vector<std::string> groups;
split(groups, s, is_any_of(","));
for (auto g : groups) {
std::vector<std::string> cfg;
split(cfg, g, is_any_of("="));
if (cfg.size() != 2) {
return;
}
OutputLevel l;
if (cfg[1] == "debug") {
l = DEBUG;
} else if (cfg[1] == "info") {
l = INFO;
} else if (cfg[1] == "warning") {
l = WARNING;
} else if (cfg[1] == "error") {
l = ERROR;
} else {
l = NONE;
}
if (cfg[0] == "api") {
api.level = l;
} else if (cfg[0] == "base") {
base.level = l;
} else if (cfg[0] == "client") {
client.level = l;
} else if (cfg[0] == "eventemitter") {
ee.level = l;
} else if (cfg[0] == "job") {
job.level = l;
}
}
}
}
const detail::OutputConfig kzo{};
}

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