/******************************************************************************/
/* */
/* X r d C m s C l u s t I D . c c */
/* */
/* (c) 2014 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 "XrdCms/XrdCmsClustID.hh"
#include "XrdCms/XrdCmsNode.hh"
#include "XrdCms/XrdCmsTrace.hh"
#include "XrdOuc/XrdOucHash.hh"
#include "XrdSys/XrdSysPthread.hh"
using namespace XrdCms;
/******************************************************************************/
/* L o c a l S t a t i c O b j e c t s */
/******************************************************************************/
namespace
{
XrdSysMutex cidMtx;
XrdOucHash cidTab;
XrdCmsClustID *cidFree = new XrdCmsClustID();
};
/******************************************************************************/
/* Static: A d d I D */
/******************************************************************************/
XrdCmsClustID *XrdCmsClustID::AddID(const char *cID)
{
XrdCmsClustID *cidObj;
const char *cHN;
char *clustID;
// Massage the clusterid (it's in bi-compatible format)
//
if ((cHN = rindex(cID, ' ')) && *(cHN+1)) cID = cHN+1;
clustID = strdup(cID);
// Lock ourselves
//
cidMtx.Lock();
// Allocate a new cluster ID object if we don't have one ready
//
if (!cidFree) cidFree = new XrdCmsClustID();
// Attempt to add this object to our cid table
//
if (!(cidObj = cidTab.Add(clustID, cidFree, 0, Hash_keep)))
{cidObj = cidFree;
cidObj->cidName = clustID;
cidFree = new XrdCmsClustID();
} else free(clustID);
// We can unlock now
//
cidMtx.UnLock();
// Return the entry
//
return cidObj;
}
/******************************************************************************/
/* A d d N o d e */
/******************************************************************************/
bool XrdCmsClustID::AddNode(XrdCmsNode *nP, bool isMan)
{
EPNAME("AddNode");
XrdSysMutexHelper cidHelper(cidMtx);
int iNum, sNum;
// For servers we only add the identification mask
//
if (!isMan)
{cidMask |= nP->Mask();
DEBUG("srv " <Ident <<" cluster " <Name());
return false;
}
// Make sure the slot numbers match for this node
//
sNum = nP->ID(iNum);
if (npNum > 0 && ntSlot != sNum)
{char buff[256];
sprintf(buff,"cluster slot mismatch: %d != %d; rejecting",sNum,ntSlot);
Say.Emsg("ClustID", cidName, buff, nP->Name());
return false;
}
// Add the entry to the table
//
ntSlot = sNum;
cidMask |= nP->Mask();
nodeP[npNum++] = nP;
DEBUG("man " <Ident <<" cluster " <isMan | nP->isPeer))
{cidMask &= ~(nP->Mask());
DEBUG("srv " <Ident <<" cluster " <Ident <<" cluster " <