From 3979938c516cd22b9db9568cdbbf92d865b4148f Mon Sep 17 00:00:00 2001
From: "tomas@poseidon.ndb.mysql.com" <>
Date: Thu, 8 Sep 2005 15:24:21 +0200
Subject: [PATCH] corrected prev fix for bug #13054 so that _only_ backup
 master replies to API

---
 ndb/src/kernel/blocks/backup/Backup.cpp | 72 +++++++++++++------------
 1 file changed, 39 insertions(+), 33 deletions(-)

diff --git a/ndb/src/kernel/blocks/backup/Backup.cpp b/ndb/src/kernel/blocks/backup/Backup.cpp
index 04b5a00494c..ec5c7a5d588 100644
--- a/ndb/src/kernel/blocks/backup/Backup.cpp
+++ b/ndb/src/kernel/blocks/backup/Backup.cpp
@@ -859,20 +859,20 @@ Backup::execBACKUP_REQ(Signal* signal)
 
   if(getOwnNodeId() != getMasterNodeId()) {
     jam();
-    sendBackupRef(senderRef, signal, senderData, BackupRef::IAmNotMaster);
+    sendBackupRef(senderRef, flags, signal, senderData, BackupRef::IAmNotMaster);
     return;
   }//if
 
   if (m_diskless)
   {
-    sendBackupRef(senderRef, signal, senderData, 
+    sendBackupRef(senderRef, flags, signal, senderData, 
 		  BackupRef::CannotBackupDiskless);
     return;
   }
   
   if(dataLen32 != 0) {
     jam();
-    sendBackupRef(senderRef, signal, senderData, 
+    sendBackupRef(senderRef, flags, signal, senderData, 
 		  BackupRef::BackupDefinitionNotImplemented);
     return;
   }//if
@@ -887,7 +887,7 @@ Backup::execBACKUP_REQ(Signal* signal)
   c_backups.seize(ptr);
   if(ptr.i == RNIL) {
     jam();
-    sendBackupRef(senderRef, signal, senderData, BackupRef::OutOfBackupRecord);
+    sendBackupRef(senderRef, flags, signal, senderData, BackupRef::OutOfBackupRecord);
     return;
   }//if
 
@@ -936,23 +936,23 @@ void
 Backup::sendBackupRef(Signal* signal, BackupRecordPtr ptr, Uint32 errorCode)
 {
   jam();
-  if (SEND_BACKUP_STARTED_FLAG(ptr.p->flags))
-  {
-    sendBackupRef(ptr.p->clientRef, signal, ptr.p->clientData, errorCode);
-  }
+  sendBackupRef(ptr.p->clientRef, ptr.p->flags, signal, ptr.p->clientData, errorCode);
   cleanup(signal, ptr);
 }
 
 void
-Backup::sendBackupRef(BlockReference senderRef, Signal *signal,
+Backup::sendBackupRef(BlockReference senderRef, Uint32 flags, Signal *signal,
 		      Uint32 senderData, Uint32 errorCode)
 {
   jam();
-  BackupRef* ref = (BackupRef*)signal->getDataPtrSend();
-  ref->senderData = senderData;
-  ref->errorCode = errorCode;
-  ref->masterRef = numberToRef(BACKUP, getMasterNodeId());
-  sendSignal(senderRef, GSN_BACKUP_REF, signal, BackupRef::SignalLength, JBB);
+  if (SEND_BACKUP_STARTED_FLAG(flags))
+  {
+    BackupRef* ref = (BackupRef*)signal->getDataPtrSend();
+    ref->senderData = senderData;
+    ref->errorCode = errorCode;
+    ref->masterRef = numberToRef(BACKUP, getMasterNodeId());
+    sendSignal(senderRef, GSN_BACKUP_REF, signal, BackupRef::SignalLength, JBB);
+  }
 
   if(errorCode != BackupRef::IAmNotMaster){
     signal->theData[0] = EventReport::BackupFailedToStart;
@@ -1204,12 +1204,12 @@ Backup::defineBackupReply(Signal* signal, BackupRecordPtr ptr, Uint32 nodeId)
    */
   CRASH_INSERTION((10034));
 
-  BackupConf * conf = (BackupConf*)signal->getDataPtrSend();
-  conf->backupId = ptr.p->backupId;
-  conf->senderData = ptr.p->clientData;
-  conf->nodes = ptr.p->nodes;
   if (SEND_BACKUP_STARTED_FLAG(ptr.p->flags))
   {
+    BackupConf * conf = (BackupConf*)signal->getDataPtrSend();
+    conf->backupId = ptr.p->backupId;
+    conf->senderData = ptr.p->clientData;
+    conf->nodes = ptr.p->nodes;
     sendSignal(ptr.p->clientRef, GSN_BACKUP_CONF, signal, 
 	       BackupConf::SignalLength, JBB);
   }
@@ -2094,18 +2094,18 @@ Backup::stopBackupReply(Signal* signal, BackupRecordPtr ptr, Uint32 nodeId)
   
   if(!ptr.p->checkError())
   {
-    BackupCompleteRep * rep = (BackupCompleteRep*)signal->getDataPtrSend();
-    rep->backupId = ptr.p->backupId;
-    rep->senderData = ptr.p->clientData;
-    rep->startGCP = ptr.p->startGCP;
-    rep->stopGCP = ptr.p->stopGCP;
-    rep->noOfBytes = ptr.p->noOfBytes;
-    rep->noOfRecords = ptr.p->noOfRecords;
-    rep->noOfLogBytes = ptr.p->noOfLogBytes;
-    rep->noOfLogRecords = ptr.p->noOfLogRecords;
-    rep->nodes = ptr.p->nodes;
     if (SEND_BACKUP_COMPLETED_FLAG(ptr.p->flags))
     {
+      BackupCompleteRep * rep = (BackupCompleteRep*)signal->getDataPtrSend();
+      rep->backupId = ptr.p->backupId;
+      rep->senderData = ptr.p->clientData;
+      rep->startGCP = ptr.p->startGCP;
+      rep->stopGCP = ptr.p->stopGCP;
+      rep->noOfBytes = ptr.p->noOfBytes;
+      rep->noOfRecords = ptr.p->noOfRecords;
+      rep->noOfLogBytes = ptr.p->noOfLogBytes;
+      rep->noOfLogRecords = ptr.p->noOfLogRecords;
+      rep->nodes = ptr.p->nodes;
       sendSignal(ptr.p->clientRef, GSN_BACKUP_COMPLETE_REP, signal,
 		 BackupCompleteRep::SignalLength, JBB);
     }
@@ -2146,12 +2146,12 @@ Backup::masterAbort(Signal* signal, BackupRecordPtr ptr)
     return;
   }
 
-  BackupAbortRep* rep = (BackupAbortRep*)signal->getDataPtrSend();
-  rep->backupId = ptr.p->backupId;
-  rep->senderData = ptr.p->clientData;
-  rep->reason = ptr.p->errorCode;
   if (SEND_BACKUP_COMPLETED_FLAG(ptr.p->flags))
   {
+    BackupAbortRep* rep = (BackupAbortRep*)signal->getDataPtrSend();
+    rep->backupId = ptr.p->backupId;
+    rep->senderData = ptr.p->clientData;
+    rep->reason = ptr.p->errorCode;
     sendSignal(ptr.p->clientRef, GSN_BACKUP_ABORT_REP, signal, 
 	       BackupAbortRep::SignalLength, JBB);
   }
@@ -2286,7 +2286,13 @@ Backup::execDEFINE_BACKUP_REQ(Signal* signal)
   ptr.p->errorCode = 0;
   ptr.p->clientRef = req->clientRef;
   ptr.p->clientData = req->clientData;
-  ptr.p->flags = req->flags;
+  if(senderRef == reference())
+    ptr.p->flags = req->flags;
+  else
+    ptr.p->flags = req->flags & ~((Uint32)0x3); /* remove waitCompleted flags
+						 * as non master should never
+						 * reply
+						 */
   ptr.p->masterRef = senderRef;
   ptr.p->nodes = req->nodes;
   ptr.p->backupId = backupId;