mirror of https://github.com/odrling/Aegisub
121 lines
3.6 KiB
C++
121 lines
3.6 KiB
C++
// Copyright (c) 2010, Amar Takhar <verm@aegisub.org>
|
|
//
|
|
// Permission to use, copy, modify, and distribute this software for any
|
|
// purpose with or without fee is hereby granted, provided that the above
|
|
// copyright notice and this permission notice appear in all copies.
|
|
//
|
|
// THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
|
|
// WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
|
|
// MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
|
|
// ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
|
|
// WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
|
|
// ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
|
|
// OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
|
|
|
|
#include "libaegisub/log.h"
|
|
|
|
#include "libaegisub/cajun/elements.h"
|
|
#include "libaegisub/cajun/writer.h"
|
|
#include "libaegisub/dispatch.h"
|
|
#include "libaegisub/util.h"
|
|
|
|
#include <boost/filesystem/fstream.hpp>
|
|
#include <boost/filesystem/operations.hpp>
|
|
#include <boost/filesystem/path.hpp>
|
|
#include <boost/range/algorithm/remove_if.hpp>
|
|
#include <chrono>
|
|
|
|
namespace agi { namespace log {
|
|
|
|
/// Global log sink.
|
|
LogSink *log;
|
|
|
|
/// Short Severity ID
|
|
/// Keep this ordered the same as Severity
|
|
const char *Severity_ID = "EAWID";
|
|
|
|
LogSink::LogSink() : queue(dispatch::Create()) { }
|
|
|
|
LogSink::~LogSink() {
|
|
// The destructor for emitters may try to log messages, so disable all the
|
|
// emitters before destructing any
|
|
decltype(emitters) emitters_temp;
|
|
queue->Sync([&]{ swap(emitters_temp, emitters); });
|
|
}
|
|
|
|
void LogSink::Log(SinkMessage const& sm) {
|
|
queue->Async([=] {
|
|
if (messages.size() < 250)
|
|
messages.push_back(sm);
|
|
else {
|
|
messages[next_idx] = sm;
|
|
if (++next_idx == 250)
|
|
next_idx = 0;
|
|
}
|
|
for (auto& em : emitters) em->log(sm);
|
|
});
|
|
}
|
|
|
|
void LogSink::Subscribe(std::unique_ptr<Emitter> em) {
|
|
LOG_D("agi/log/emitter/subscribe") << "Subscribe: " << this;
|
|
auto tmp = em.release();
|
|
queue->Sync([=] { emitters.emplace_back(tmp); });
|
|
}
|
|
|
|
void LogSink::Unsubscribe(Emitter *em) {
|
|
queue->Sync([=] {
|
|
emitters.erase(
|
|
boost::remove_if(emitters, [=](std::unique_ptr<Emitter> const& e) { return e.get() == em; }),
|
|
emitters.end());
|
|
});
|
|
LOG_D("agi/log/emitter/unsubscribe") << "Un-Subscribe: " << this;
|
|
}
|
|
|
|
decltype(LogSink::messages) LogSink::GetMessages() const {
|
|
decltype(messages) ret;
|
|
queue->Sync([&] {
|
|
ret.reserve(messages.size());
|
|
ret.insert(ret.end(), messages.begin() + next_idx, messages.end());
|
|
ret.insert(ret.end(), messages.begin(), messages.begin() + next_idx);
|
|
});
|
|
return ret;
|
|
}
|
|
|
|
Message::Message(const char *section, Severity severity, const char *file, const char *func, int line)
|
|
: msg(buffer, sizeof buffer)
|
|
{
|
|
using namespace std::chrono;
|
|
sm.section = section;
|
|
sm.severity = severity;
|
|
sm.file = file;
|
|
sm.func = func;
|
|
sm.line = line;
|
|
sm.time = duration_cast<nanoseconds>(steady_clock::now().time_since_epoch()).count();
|
|
}
|
|
|
|
Message::~Message() {
|
|
sm.message = std::string(buffer, (std::string::size_type)msg.tellp());
|
|
agi::log::log->Log(sm);
|
|
}
|
|
|
|
JsonEmitter::JsonEmitter(fs::path const& directory)
|
|
: fp(new boost::filesystem::ofstream(unique_path(directory/util::strftime("%Y-%m-%d-%H-%M-%S-%%%%%%%%.json"))))
|
|
{
|
|
}
|
|
|
|
void JsonEmitter::log(SinkMessage const& sm) {
|
|
json::Object entry;
|
|
entry["sec"] = sm.time / 1000000000;
|
|
entry["usec"] = sm.time % 1000000000;
|
|
entry["severity"] = sm.severity;
|
|
entry["section"] = sm.section;
|
|
entry["file"] = sm.file;
|
|
entry["func"] = sm.func;
|
|
entry["line"] = sm.line;
|
|
entry["message"] = sm.message;
|
|
json::Writer::Write(entry, *fp);
|
|
fp->flush();
|
|
}
|
|
|
|
} }
|