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/* Copyright 2009 10gen Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the GNU Affero General Public License in all respects
* for all of the code used other than as permitted herein. If you modify
* file(s) with this exception, you may extend this exception to your
* version of the file(s), but you are not obligated to do so. If you do not
* wish to do so, delete this exception statement from your version. If you
* delete this exception statement from all source files in the program,
* then also delete it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kControl
#include "mongo/platform/basic.h"
#include "mongo/util/log.h"
#ifdef _WIN32
#include <io.h>
#else
#include <unistd.h>
#endif
#include "mongo/logger/ramlog.h"
#include "mongo/logger/rotatable_file_manager.h"
#include "mongo/util/assert_util.h"
#include "mongo/util/concurrency/threadlocal.h"
#include "mongo/util/concurrency/thread_name.h"
#include "mongo/util/stacktrace.h"
#include "mongo/util/text.h"
#include "mongo/util/time_support.h"
using namespace std;
// TODO: Win32 unicode console writing (in logger/console_appender?).
// TODO: Extra log context appending, and re-enable log_user_*.js
// TODO: Eliminate cout/cerr.
namespace mongo {
static logger::ExtraLogContextFn _appendExtraLogContext;
Status logger::registerExtraLogContextFn(logger::ExtraLogContextFn contextFn) {
if (!contextFn)
return Status(ErrorCodes::BadValue, "Cannot register a NULL log context function.");
if (_appendExtraLogContext) {
return Status(ErrorCodes::AlreadyInitialized,
"Cannot call registerExtraLogContextFn multiple times.");
}
_appendExtraLogContext = contextFn;
return Status::OK();
}
bool rotateLogs(bool renameFiles) {
using logger::RotatableFileManager;
RotatableFileManager* manager = logger::globalRotatableFileManager();
RotatableFileManager::FileNameStatusPairVector result(
manager->rotateAll(renameFiles, "." + terseCurrentTime(false)));
for (RotatableFileManager::FileNameStatusPairVector::iterator it = result.begin();
it != result.end();
it++) {
warning() << "Rotating log file " << it->first << " failed: " << it->second.toString()
<< endl;
}
return result.empty();
}
string errnoWithDescription(int x) {
#if defined(_WIN32)
if (x < 0)
x = GetLastError();
#else
if (x < 0)
x = errno;
#endif
stringstream s;
s << "errno:" << x << ' ';
#if defined(_WIN32)
LPWSTR errorText = NULL;
FormatMessageW(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL,
x,
0,
reinterpret_cast<LPWSTR>(&errorText), // output
0, // minimum size for output buffer
NULL);
if (errorText) {
string x = toUtf8String(errorText);
for (string::iterator i = x.begin(); i != x.end(); i++) {
if (*i == '\n' || *i == '\r')
break;
s << *i;
}
LocalFree(errorText);
} else
s << strerror(x);
/*
DWORD n = FormatMessage(
FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, x,
MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT),
(LPTSTR) &lpMsgBuf, 0, NULL);
*/
#else
s << strerror(x);
#endif
return s.str();
}
void logContext(const char* errmsg) {
if (errmsg) {
log() << errmsg << endl;
}
printStackTrace(log().stream());
}
Tee* const warnings = RamLog::get("warnings"); // Things put here go in serverStatus
Tee* const startupWarningsLog = RamLog::get("startupWarnings"); // intentionally leaked
} // namespace mongo
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