forked from mia/Aegisub
Write log files incrementally so that they actually exist for crashes
This commit is contained in:
Thomas Goyne
parent
101721863a
commit
c6005be4a1
4 changed files with 35 additions and 47 deletions
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@ -26,6 +26,8 @@
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#include "libaegisub/util.h"
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#include <algorithm>
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#include <boost/filesystem.hpp>
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#include <boost/filesystem/fstream.hpp>
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#include <boost/range/algorithm.hpp>
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#include <cstring>
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#include <fstream>
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@ -90,43 +92,37 @@ Message::~Message() {
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msg.freeze(false);
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}
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JsonEmitter::JsonEmitter(agi::fs::path const& directory, const agi::log::LogSink *log_sink)
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: time_start(util::time_log())
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, directory(directory)
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, log_sink(log_sink)
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JsonEmitter::JsonEmitter(fs::path const& directory)
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: fp(new boost::filesystem::ofstream(unique_path(directory/util::strftime("%Y-%m-%d-%H-%M-%S-%%%%%%%%.json"))))
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{
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WriteTime("open");
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}
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JsonEmitter::~JsonEmitter() {
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json::Object root;
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json::Array &array = root["log"];
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WriteTime("close");
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}
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auto time_close = util::time_log();
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Sink const& sink = *log_sink->GetSink();
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for (unsigned int i=0; i < sink.size(); i++) {
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void JsonEmitter::log(SinkMessage *sm) {
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json::Object entry;
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entry["sec"] = (int64_t)sink[i]->tv.tv_sec;
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entry["usec"] = (int64_t)sink[i]->tv.tv_usec;
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entry["severity"] = sink[i]->severity;
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entry["section"] = sink[i]->section;
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entry["file"] = sink[i]->file;
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entry["func"] = sink[i]->func;
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entry["line"] = sink[i]->line;
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entry["message"] = sink[i]->message;
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entry["sec"] = (int64_t)sm->tv.tv_sec;
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entry["usec"] = (int64_t)sm->tv.tv_usec;
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entry["severity"] = sm->severity;
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entry["section"] = sm->section;
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entry["file"] = sm->file;
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entry["func"] = sm->func;
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entry["line"] = sm->line;
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entry["message"] = sm->message;
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json::Writer::Write(entry, *fp);
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fp->flush();
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}
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array.push_back(std::move(entry));
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}
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json::Array &timeval_open = root["timeval"]["open"];
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timeval_open.push_back((int64_t)time_start.tv_sec);
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timeval_open.push_back((int64_t)time_start.tv_usec);
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json::Array &timeval_close = root["timeval"]["close"];
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timeval_close.push_back((int64_t)time_close.tv_sec);
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timeval_close.push_back((int64_t)time_close.tv_usec);
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json::Writer::Write(root, io::Save(directory/(std::to_string(time_start.tv_sec) + ".json")).Get());
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void JsonEmitter::WriteTime(const char *key) {
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auto time = util::time_log();
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json::Object obj;
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json::Array &timeval = obj[key];
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timeval.push_back((int64_t)time.tv_sec);
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timeval.push_back((int64_t)time.tv_usec);
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json::Writer::Write(obj, *fp);
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}
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} // namespace log
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@ -19,11 +19,9 @@
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#include <libaegisub/fs_fwd.h>
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#include <libaegisub/time.h>
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#include <boost/filesystem/path.hpp>
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#include <cstdint>
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#include <cstdio>
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#include <ctime>
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#include <deque>
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#include <iosfwd>
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#include <memory>
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#include <vector>
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@ -133,26 +131,20 @@ public:
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virtual void log(SinkMessage *sm)=0;
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};
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/// A simple emitter which writes the log to a file in json format when it's destroyed
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/// A simple emitter which writes the log to a file in json format
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class JsonEmitter : public Emitter {
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/// Init time
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timeval time_start;
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std::unique_ptr<std::ostream> fp;
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/// Directory to write the log file in
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const agi::fs::path directory;
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void WriteTime(const char *key);
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/// Parent sink to get messages from
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const agi::log::LogSink *log_sink;
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public:
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/// Constructor
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/// @param directory Directory to write the log file in
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/// @param log_sink Parent sink to get messages from
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JsonEmitter(agi::fs::path const& directory, const agi::log::LogSink *log_sink);
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JsonEmitter(fs::path const& directory);
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/// Destructor
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~JsonEmitter();
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/// No-op log function as everything is done in the destructor
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void log(SinkMessage *) { }
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void log(SinkMessage *);
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};
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/// Generates a message and submits it to the log sink.
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@ -180,7 +180,7 @@ bool AegisubApp::OnInit() {
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StartupLog("Create log writer");
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auto path_log = StandardPaths::DecodePath("?user/log/");
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agi::fs::CreateDirectory(path_log);
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agi::log::log->Subscribe(new agi::log::JsonEmitter(path_log, agi::log::log));
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agi::log::log->Subscribe(new agi::log::JsonEmitter(path_log));
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CleanCache(path_log, "*.json", 10, 100);
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StartupLog("Load user configuration");
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@ -23,7 +23,7 @@ int main(int argc, char **argv) {
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int retval;
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agi::log::log = new agi::log::LogSink;
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agi::log::log->Subscribe(new agi::log::JsonEmitter("./", agi::log::log));
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agi::log::log->Subscribe(new agi::log::JsonEmitter("./"));
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::testing::InitGoogleTest(&argc, argv);
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retval = RUN_ALL_TESTS();
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