bug#16455 - ndb crash when running of of rope pool

storage/ndb/include/kernel/signaldata/CreateTable.hpp

@@ -95,7 +95,8 @@ public:
     InvalidTablespace = 755,
     VarsizeBitfieldNotSupported = 757,
     NotATablespace = 758,
-    InvalidTablespaceVersion = 759
+    InvalidTablespaceVersion = 759,
+    OutOfStringBuffer = 773
   };
 
 private:

storage/ndb/include/mgmapi/mgmapi_config_parameters.h

@@ -85,6 +85,8 @@
 
 #define CFG_DB_MAX_OPEN_FILES         159
 
+#define CFG_DB_STRING_MEMORY          161
+
 #define CFG_NODE_ARBIT_RANK           200
 #define CFG_NODE_ARBIT_DELAY          201
 

storage/ndb/src/kernel/blocks/dbdict/Dbdict.cpp

@@ -2016,7 +2016,29 @@ void Dbdict::execREAD_CONFIG_REQ(Signal* signal)
   c_schemaOp.setSize(8);
   //c_opDropObj.setSize(8);
   c_Trans.setSize(8);
-  c_rope_pool.setSize(100000/28);
+
+  Uint32 rps = 0;
+  rps += tablerecSize * (MAX_TAB_NAME_SIZE + MAX_FRM_DATA_SIZE);
+  rps += attributesize * (MAX_ATTR_NAME_SIZE + MAX_ATTR_DEFAULT_VALUE_SIZE);
+  rps += c_maxNoOfTriggers * MAX_TAB_NAME_SIZE;
+  rps += (10 + 10) * MAX_TAB_NAME_SIZE;
+
+  Uint32 sm = 5;
+  ndb_mgm_get_int_parameter(p, CFG_DB_STRING_MEMORY, &sm);
+  if (sm == 0)
+    sm = 5;
+  
+  Uint32 sb = 0;
+  if (sm < 100)
+  {
+    sb = (rps * sm) / 100;
+  }
+  else
+  {
+    sb = sm;
+  }
+  
+  c_rope_pool.setSize(sb/28 + 100);
   
   // Initialize BAT for interface to file system
   NewVARIABLE* bat = allocateBat(2);
@@ -5795,7 +5817,8 @@ void Dbdict::handleTabInfoInit(SimpleProperties::Reader & it,
   
   { 
     Rope name(c_rope_pool, tablePtr.p->tableName);
-    ndbrequire(name.assign(tableDesc.TableName, tableNameLength, name_hash));
+    tabRequire(name.assign(tableDesc.TableName, tableNameLength, name_hash),
+	       CreateTableRef::OutOfStringBuffer);
   }
 
   Ptr<DictObject> obj_ptr;
@@ -5827,7 +5850,8 @@ void Dbdict::handleTabInfoInit(SimpleProperties::Reader & it,
   
   {
     Rope frm(c_rope_pool, tablePtr.p->frmData);
-    ndbrequire(frm.assign(tableDesc.FrmData, tableDesc.FrmLen));
+    tabRequire(frm.assign(tableDesc.FrmData, tableDesc.FrmLen),
+	       CreateTableRef::OutOfStringBuffer);
   }
   
   tablePtr.p->ngLen = tableDesc.FragmentDataLen;
@@ -5942,7 +5966,13 @@ void Dbdict::handleTabInfo(SimpleProperties::Reader & it,
      */
     {
       Rope name(c_rope_pool, attrPtr.p->attributeName);
-      name.assign(attrDesc.AttributeName, len, name_hash);
+      if (!name.assign(attrDesc.AttributeName, len, name_hash))
+      {
+	jam();
+	parseP->errorCode = CreateTableRef::OutOfStringBuffer;
+	parseP->errorLine = __LINE__;
+	return;
+      }
     }
     attrPtr.p->attributeId = i;
     //attrPtr.p->attributeId = attrDesc.AttributeId;
@@ -14568,7 +14598,7 @@ Dbdict::create_fg_prepare_start(Signal* signal, SchemaOp* op){
     {
       Rope name(c_rope_pool, obj_ptr.p->m_name);
       if(!name.assign(fg.FilegroupName, len, hash)){
-	op->m_errorCode = CreateTableRef::TableNameTooLong;
+	op->m_errorCode = CreateTableRef::OutOfStringBuffer;
 	c_obj_pool.release(obj_ptr);
 	c_filegroup_pool.release(fg_ptr);
 	break;
@@ -14774,7 +14804,7 @@ Dbdict::create_file_prepare_start(Signal* signal, SchemaOp* op){
     {
       Rope name(c_rope_pool, obj_ptr.p->m_name);
       if(!name.assign(f.FileName, len, hash)){
-	op->m_errorCode = CreateTableRef::TableNameTooLong;
+	op->m_errorCode = CreateTableRef::OutOfStringBuffer;
 	c_obj_pool.release(obj_ptr);
 	c_file_pool.release(filePtr);
 	break;

storage/ndb/src/mgmsrv/ConfigInfo.cpp

@@ -1202,6 +1202,18 @@ const ConfigInfo::ParamInfo ConfigInfo::m_ParamInfo[] = {
     "0",
     STR_VALUE(MAX_INT_RNIL) },
 
+  { 
+    CFG_DB_STRING_MEMORY,
+    "StringMemory",
+    DB_TOKEN,
+    "Default size of string memory (0 -> 5% of max 1-100 -> %of max, >100 -> actual bytes)",
+    ConfigInfo::CI_USED,
+    false,
+    ConfigInfo::CI_INT,
+    "0",
+    "0",
+    STR_VALUE(MAX_INT_RNIL) },
+  
   /***************************************************************************
    * API
    ***************************************************************************/

storage/ndb/src/ndbapi/ndberror.c

@@ -391,6 +391,7 @@ ErrorBundle ErrorCodes[] = {
   { 1229, DMEC, SE, "Too long frm data supplied" },
   { 1231, DMEC, SE, "Invalid table or index to scan" },
   { 1232, DMEC, SE, "Invalid table or index to scan" },
+  { 773,  DMEC, SE, "Out of string memory, please modify StringMemory config parameter" },
   
   /**
    * FunctionNotImplemented