/******************************************************************************/
/* */
/* X r d S s i L o g g e r . c c */
/* */
/* (c) 2013 by the Board of Trustees of the Leland Stanford, Jr., University */
/* Produced by Andrew Hanushevsky for Stanford University under contract */
/* DE-AC02-76-SFO0515 with the Deprtment of Energy */
/* */
/* This file is part of the XRootD software suite. */
/* */
/* XRootD is free software: you can redistribute it and/or modify it under */
/* the terms of the GNU Lesser General Public License as published by the */
/* Free Software Foundation, either version 3 of the License, or (at your */
/* option) any later version. */
/* */
/* XRootD 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 Lesser General Public */
/* License for more details. */
/* */
/* You should have received a copy of the GNU Lesser General Public License */
/* along with XRootD in a file called COPYING.LESSER (LGPL license) and file */
/* COPYING (GPL license). If not, see . */
/* */
/* The copyright holder's institutional names and contributor's names may not */
/* be used to endorse or promote products derived from this software without */
/* specific prior written permission of the institution or contributor. */
/******************************************************************************/
#include
#include
#include
#include
#include
#include
#include "XrdVersion.hh"
#include "XrdCl/XrdClDefaultEnv.hh"
#include "XrdCl/XrdClLog.hh"
#include "XrdOuc/XrdOucEnv.hh"
#include "XrdOuc/XrdOucStream.hh"
#include "XrdSsi/XrdSsiSfsConfig.hh"
#include "XrdSsi/XrdSsiLogger.hh"
#include "XrdSys/XrdSysError.hh"
#include "XrdSys/XrdSysHeaders.hh"
#include "XrdSys/XrdSysLogger.hh"
#include "XrdSys/XrdSysPthread.hh"
#include "XrdSys/XrdSysTrace.hh"
/******************************************************************************/
/* G l o b a l O b j e c t s */
/******************************************************************************/
namespace XrdSsi
{
XrdSysError Log(0, "ssi_");
XrdSysLogger *Logger = 0;
XrdSysTrace Trace("Ssi", Logger);
XrdSsiLogger::MCB_t *msgCB = 0;
XrdSsiLogger::MCB_t *msgCBCl = 0;
}
using namespace XrdSsi;
/******************************************************************************/
/* C l i e n t L o g g i n g I n t e r c e p t */
/******************************************************************************/
namespace
{
class LogMCB : public XrdCl::LogOut
{
public:
virtual void Write(const std::string &msg);
LogMCB(XrdSsiLogger::MCB_t *pMCB) : mcbP(pMCB) {}
virtual ~LogMCB() {}
private:
XrdSsiLogger::MCB_t *mcbP;
};
void LogMCB::Write(const std::string &msg)
{
timeval tNow;
const char *brak, *cBeg, *cMsg = msg.c_str();
unsigned long tID = XrdSysThread::Num();
int cLen = msg.size();
// Get the actual time right now
//
gettimeofday(&tNow, 0);
// Client format: [tod][loglvl][topic] and [pid] may follow
//
cBeg = cMsg;
for (int i = 0; i < 4; i++)
{if (*cMsg != '[' || !(brak = index(cMsg, ']'))) break;
cMsg = brak+1;
}
// Skip leading spaces now
//
while(*cMsg == ' ') cMsg++;
// Recalculate string length
//
cLen = cLen - (cMsg - cBeg);
if (cLen < 0) cLen = strlen(cMsg);
mcbP(tNow, tID, cMsg, cLen);
}
}
/******************************************************************************/
/* M s g */
/******************************************************************************/
void XrdSsiLogger::Msg(const char *pfx, const char *txt1,
const char *txt2, const char *txt3)
{
// Route the message appropriately
//
if (pfx) Log.Emsg(pfx, txt1, txt2, txt3);
else {const char *tout[6] = {txt1, 0};
int i = 1;
if (txt2) {tout[i++] = " "; tout[i++] = txt2;}
if (txt3) {tout[i++] = " "; tout[i++] = txt3;}
tout[i] = txt3;
Log.Say(tout[0], tout[1], tout[2], tout[3], tout[4], tout[5]);
}
}
/******************************************************************************/
/* M s g f */
/******************************************************************************/
void XrdSsiLogger::Msgf(const char *pfx, const char *fmt, ...)
{
char buffer[2048];
va_list args;
va_start (args, fmt);
// Format the message
//
vsnprintf(buffer, sizeof(buffer), fmt, args);
// Route it
//
if (pfx) Log.Emsg(pfx, buffer);
else Log.Say(buffer);
}
/******************************************************************************/
/* M s g v */
/******************************************************************************/
void XrdSsiLogger::Msgv(const char *pfx, const char *fmt, va_list aP)
{
char buffer[2048];
// Format the message
//
vsnprintf(buffer, sizeof(buffer), fmt, aP);
// Route it
//
if (pfx) Log.Emsg(pfx, buffer);
else Log.Say(buffer);
}
/******************************************************************************/
void XrdSsiLogger::Msgv(struct iovec *iovP, int iovN)
{
Logger->Put(iovN, iovP);
}
/******************************************************************************/
/* S e t M C B */
/******************************************************************************/
bool XrdSsiLogger::SetMCB(XrdSsiLogger::MCB_t &mcbP,
XrdSsiLogger::mcbType mcbt)
{
// Record the callback, this may be on the server or the client
//
if (mcbt == mcbAll || mcbt == mcbServer) msgCB = mcbP;
// If setting the clientside, get the client logging object and set a new
// logging intercept object that will route the messages here.
//
if (mcbt == mcbAll || mcbt == mcbClient)
{XrdCl::Log *logP = XrdCl::DefaultEnv::GetLog();
if (!logP) return false;
logP->SetOutput(new LogMCB(&mcbP));
msgCBCl = mcbP;
}
// All done
//
return true;
}
/******************************************************************************/
/* T B e g */
/******************************************************************************/
const char *XrdSsiLogger::TBeg() {return Logger->traceBeg();}
/******************************************************************************/
/* T E n d */
/******************************************************************************/
void XrdSsiLogger::TEnd()
{
cerr <traceEnd();
}