godot/modules/mono/mono_gd/gd_mono_log.cpp
2021-06-12 22:55:25 +02:00

219 lines
6.9 KiB
C++

/*************************************************************************/
/* gd_mono_log.cpp */
/*************************************************************************/
/* This file is part of: */
/* GODOT ENGINE */
/* https://godotengine.org */
/*************************************************************************/
/* Copyright (c) 2007-2021 Juan Linietsky, Ariel Manzur. */
/* Copyright (c) 2014-2021 Godot Engine contributors (cf. AUTHORS.md). */
/* */
/* Permission is hereby granted, free of charge, to any person obtaining */
/* a copy of this software and associated documentation files (the */
/* "Software"), to deal in the Software without restriction, including */
/* without limitation the rights to use, copy, modify, merge, publish, */
/* distribute, sublicense, and/or sell copies of the Software, and to */
/* permit persons to whom the Software is furnished to do so, subject to */
/* the following conditions: */
/* */
/* The above copyright notice and this permission notice shall be */
/* included in all copies or substantial portions of the Software. */
/* */
/* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, */
/* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF */
/* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.*/
/* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY */
/* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, */
/* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE */
/* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
/*************************************************************************/
#include "gd_mono_log.h"
#include <stdlib.h> // abort
#include "core/io/dir_access.h"
#include "core/os/os.h"
#include "../godotsharp_dirs.h"
#include "../utils/string_utils.h"
static CharString get_default_log_level() {
#ifdef DEBUG_ENABLED
return String("info").utf8();
#else
return String("warning").utf8();
#endif
}
GDMonoLog *GDMonoLog::singleton = nullptr;
#ifdef GD_MONO_LOG_ENABLED
static int get_log_level_id(const char *p_log_level) {
const char *valid_log_levels[] = { "error", "critical", "warning", "message", "info", "debug", nullptr };
int i = 0;
while (valid_log_levels[i]) {
if (!strcmp(valid_log_levels[i], p_log_level)) {
return i;
}
i++;
}
return -1;
}
static String make_text(const char *log_domain, const char *log_level, const char *message) {
String text(message);
text += " (in domain ";
text += log_domain;
if (log_level) {
text += ", ";
text += log_level;
}
text += ")";
return text;
}
void GDMonoLog::mono_log_callback(const char *log_domain, const char *log_level, const char *message, mono_bool fatal, void *) {
FileAccess *f = GDMonoLog::get_singleton()->log_file;
if (GDMonoLog::get_singleton()->log_level_id >= get_log_level_id(log_level)) {
String text = make_text(log_domain, log_level, message);
text += "\n";
f->seek_end();
f->store_string(text);
}
if (fatal) {
String text = make_text(log_domain, log_level, message);
ERR_PRINT("Mono: FATAL ERROR '" + text + "', ABORTING! Logfile: '" + GDMonoLog::get_singleton()->log_file_path + "'.");
// Make sure to flush before aborting
f->flush();
f->close();
memdelete(f);
abort();
}
}
bool GDMonoLog::_try_create_logs_dir(const String &p_logs_dir) {
if (!DirAccess::exists(p_logs_dir)) {
DirAccessRef diraccess = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
ERR_FAIL_COND_V(!diraccess, false);
Error logs_mkdir_err = diraccess->make_dir_recursive(p_logs_dir);
ERR_FAIL_COND_V_MSG(logs_mkdir_err != OK, false, "Failed to create mono logs directory.");
}
return true;
}
void GDMonoLog::_delete_old_log_files(const String &p_logs_dir) {
static const uint64_t MAX_SECS = 5 * 86400; // 5 days
DirAccessRef da = DirAccess::create(DirAccess::ACCESS_FILESYSTEM);
ERR_FAIL_COND(!da);
Error err = da->change_dir(p_logs_dir);
ERR_FAIL_COND_MSG(err != OK, "Cannot change directory to '" + p_logs_dir + "'.");
ERR_FAIL_COND(da->list_dir_begin() != OK);
String current;
while ((current = da->get_next()).length()) {
if (da->current_is_dir()) {
continue;
}
if (!current.ends_with(".txt")) {
continue;
}
uint64_t modified_time = FileAccess::get_modified_time(da->get_current_dir().plus_file(current));
if (OS::get_singleton()->get_unix_time() - modified_time > MAX_SECS) {
da->remove(current);
}
}
da->list_dir_end();
}
void GDMonoLog::initialize() {
CharString log_level = OS::get_singleton()->get_environment("GODOT_MONO_LOG_LEVEL").utf8();
if (log_level.length() != 0 && get_log_level_id(log_level.get_data()) == -1) {
ERR_PRINT(String() + "Mono: Ignoring invalid log level (GODOT_MONO_LOG_LEVEL): '" + log_level.get_data() + "'.");
log_level = CharString();
}
if (log_level.length() == 0) {
log_level = get_default_log_level();
}
String logs_dir = GodotSharpDirs::get_mono_logs_dir();
if (_try_create_logs_dir(logs_dir)) {
_delete_old_log_files(logs_dir);
OS::Date date_now = OS::get_singleton()->get_date();
OS::Time time_now = OS::get_singleton()->get_time();
String log_file_name = str_format("%04d-%02d-%02d_%02d.%02d.%02d",
(int)date_now.year, (int)date_now.month, (int)date_now.day,
(int)time_now.hour, (int)time_now.minute, (int)time_now.second);
log_file_name += str_format("_%d", OS::get_singleton()->get_process_id());
log_file_name += ".log";
log_file_path = logs_dir.plus_file(log_file_name);
log_file = FileAccess::open(log_file_path, FileAccess::WRITE);
if (!log_file) {
ERR_PRINT("Mono: Cannot create log file at: " + log_file_path);
}
}
mono_trace_set_level_string(log_level.get_data());
log_level_id = get_log_level_id(log_level.get_data());
if (log_file) {
OS::get_singleton()->print("Mono: Log file is: '%s'\n", log_file_path.utf8().get_data());
mono_trace_set_log_handler(mono_log_callback, this);
} else {
OS::get_singleton()->printerr("Mono: No log file, using default log handler\n");
}
}
GDMonoLog::GDMonoLog() {
singleton = this;
}
GDMonoLog::~GDMonoLog() {
singleton = nullptr;
if (log_file) {
log_file->close();
memdelete(log_file);
}
}
#else
void GDMonoLog::initialize() {
CharString log_level = get_default_log_level();
mono_trace_set_level_string(log_level.get_data());
}
GDMonoLog::GDMonoLog() {
singleton = this;
}
GDMonoLog::~GDMonoLog() {
singleton = nullptr;
}
#endif // !defined(JAVASCRIPT_ENABLED)