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/* Copyright (C) 2003 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#include "ExtSender.hpp"
/*****************************************************************************
* Constructor / Destructor / Init / Get / Set
*****************************************************************************/
/**
* @todo: signalErrorHandler is not finished. Just infrastructure.
*/
ExtSender::ExtSender() {
m_tf = NULL;
m_nodeId = 0;
m_ownRef = 0;
}
ExtSender::~ExtSender() {
if (m_tf) delete m_tf;
}
void
ExtSender::setNodeId(Uint32 nodeId)
{
#if 0
ndbout_c("ExtSender: Set nodeid to %d", nodeId);
#endif
m_nodeId = nodeId;
}
Uint32
ExtSender::getOwnRef() const
{
if(!m_ownRef) REPABORT("No m_ownRef set");
return m_ownRef;
}
void
ExtSender::setOwnRef(Uint32 ref)
{
// Can only be set once
if (m_ownRef != 0) REPABORT("Trying to change m_ownRef");
m_ownRef = ref;
}
/*****************************************************************************
* Usage
*****************************************************************************/
int
ExtSender::sendSignal(class NdbApiSignal * s) {
#if 0
ndbout_c("ExtSender: Sending signal %d to %d",
s->readSignalNumber(), m_nodeId);
#endif
if (m_tf == NULL || m_nodeId == 0 || s==0) abort();
m_tf->lock_mutex();
int retvalue = m_tf->sendSignal(s, m_nodeId);
if (retvalue) {
RLOG(("sendSignal returned %d for send to node %d", retvalue, m_nodeId));
}
#if 0
ndbout_c("ExtSender: Sent signal to %d", m_nodeId);
#endif
m_tf->unlock_mutex();
return retvalue;
}
int
ExtSender::sendFragmentedSignal(NdbApiSignal * s,
LinearSectionPtr ptr[3],
Uint32 sections) {
if (m_tf == NULL || m_nodeId == 0) abort();
m_tf->lock_mutex();
int retvalue = m_tf->sendFragmentedSignal(s, m_nodeId, ptr, sections);
if (retvalue) {
RLOG(("sendFragmentedSignal returned %d for send to node %d",
retvalue, m_nodeId));
}
m_tf->unlock_mutex();
return retvalue;
}
/**
* Check that TransporterFacade is connected to at least one DB node
*/
bool
ExtSender::connected(Uint32 timeOutMillis){
#if 0
ndbout_c("ExtSender: Waiting for remote component to be ready!");
#endif
NDB_TICKS start = NdbTick_CurrentMillisecond();
NDB_TICKS now = start;
// while(m_tf->theClusterMgr->getNoOfConnectedNodes() == 0 &&
while((m_tf->get_an_alive_node() == 0) &&
(timeOutMillis == 0 || (now - start) < timeOutMillis)){
NdbSleep_MilliSleep(100);
now = NdbTick_CurrentMillisecond();
}
return m_tf->theClusterMgr->getNoOfConnectedNodes() > 0;
}
bool
ExtSender::connected(Uint32 timeOutMillis, Uint32 nodeId){
NDB_TICKS start = NdbTick_CurrentMillisecond();
NDB_TICKS now = start;
// while(m_tf->theClusterMgr->getNoOfConnectedNodes() == 0 &&
while((m_tf->get_node_alive(nodeId) != 0) &&
(timeOutMillis == 0 || (now - start) < timeOutMillis)){
NdbSleep_MilliSleep(100);
now = NdbTick_CurrentMillisecond();
}
return m_tf->theClusterMgr->getNoOfConnectedNodes() > 0;
}
NdbApiSignal *
ExtSender::getSignal()
{
/**
* @todo This should use some kind of list of NdbApiSignals,
* similar to the NDBAPI and the MGRSRVR.
* The best thing would be to have set of code
* shared between the programs.
* Thus the NDBAPI and MGMSRVR should be refactored.
* /Lars
*/
return new NdbApiSignal(getOwnRef());
}
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