greenplumn CLoggerSyslog 源码
greenplumn CLoggerSyslog 代码
文件路径：/src/backend/gporca/libgpos/src/error/CLoggerSyslog.cpp
//---------------------------------------------------------------------------
// Greenplum Database
// Copyright (C) 2010 Greenplum, Inc.
//
// @filename:
// CLoggerSyslog.cpp
//
// @doc:
// Implementation of Syslog logging
//---------------------------------------------------------------------------
#include "gpos/error/CLoggerSyslog.h"
#include <syslog.h>
#include "gpos/common/syslibwrapper.h"
#include "gpos/string/CStringStatic.h"
using namespace gpos;
// initialization of static members
CLoggerSyslog CLoggerSyslog::m_alert_logger(nullptr /*szName*/,
LOG_PERROR | LOG_CONS, LOG_ALERT);
//---------------------------------------------------------------------------
// @function:
// CLoggerSyslog::CLoggerSyslog
//
// @doc:
// Ctor - set executable name, initialization flags and message priority
//
//---------------------------------------------------------------------------
CLoggerSyslog::CLoggerSyslog(const CHAR *proc_name, ULONG init_mask,
ULONG message_priority)
: m_proc_name(proc_name),
m_init_mask(init_mask),
m_message_priority(message_priority)
{
}
//---------------------------------------------------------------------------
// @function:
// CLoggerSyslog::~CLoggerSyslog
//
// @doc:
// Dtor
//
//---------------------------------------------------------------------------
CLoggerSyslog::~CLoggerSyslog() = default;
//---------------------------------------------------------------------------
// @function:
// CLoggerSyslog::Write
//
// @doc:
// Write string to syslog
//
//---------------------------------------------------------------------------
void
CLoggerSyslog::Write(const WCHAR *log_entry,
ULONG // severity
)
{
CHAR *buffer = CLogger::Msg();
// create message
CStringStatic str(buffer, GPOS_LOG_MESSAGE_BUFFER_SIZE);
str.AppendConvert(log_entry);
// send message to syslog
syslib::OpenLog(m_proc_name, m_init_mask, LOG_USER);
syslib::SysLog(m_message_priority, buffer);
syslib::CloseLog();
}
//---------------------------------------------------------------------------
// @function:
// CLoggerSyslog::Write
//
// @doc:
// Write alert message to syslog - use ASCII characters only
//
//---------------------------------------------------------------------------
void
CLoggerSyslog::Alert(const WCHAR *msg)
{
m_alert_logger.Write(msg, CException::ExsevError);
}
// EOF
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