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Reformat all code to coding standard
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@ -41,71 +41,73 @@ namespace idbdatafile
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bool IDBPolicy::s_usehdfs = false;
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bool IDBPolicy::s_bUseRdwrMemBuffer = false;
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int64_t IDBPolicy::s_hdfsRdwrBufferMaxSize = 0;
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int64_t IDBPolicy::s_hdfsRdwrBufferMaxSize = 0;
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std::string IDBPolicy::s_hdfsRdwrScratch;
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bool IDBPolicy::s_configed = false;
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boost::mutex IDBPolicy::s_mutex;
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void IDBPolicy::init( bool bEnableLogging, bool bUseRdwrMemBuffer, const string& hdfsRdwrScratch, int64_t hdfsRdwrBufferMaxSize )
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{
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IDBFactory::installDefaultPlugins();
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IDBFactory::installDefaultPlugins();
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IDBLogger::enable( bEnableLogging );
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IDBLogger::enable( bEnableLogging );
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s_bUseRdwrMemBuffer = bUseRdwrMemBuffer;
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s_hdfsRdwrBufferMaxSize = hdfsRdwrBufferMaxSize;
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s_hdfsRdwrScratch = hdfsRdwrScratch;
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s_bUseRdwrMemBuffer = bUseRdwrMemBuffer;
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s_hdfsRdwrBufferMaxSize = hdfsRdwrBufferMaxSize;
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s_hdfsRdwrScratch = hdfsRdwrScratch;
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// Create our scratch directory
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if( hdfsRdwrScratch.length() > 0 )
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{
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// TODO-check to make sure this directory has sufficient space, whatever that means.
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boost::filesystem::path tmpfilepath( hdfsRdwrScratch );
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if (boost::filesystem::exists(tmpfilepath))
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{
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if (!boost::filesystem::is_directory(tmpfilepath) && useHdfs())
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{
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// We found a file named what we want our scratch directory to be named.
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// Major issue, since we can't assume anything about where to put our tmp files
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ostringstream oss;
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oss << "IDBPolicy::init: scratch diretory setting " << hdfsRdwrScratch.c_str()
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<< " exists as a file. Can't create hdfs buffer files.";
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throw runtime_error(oss.str());
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}
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}
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else
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{
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if (!boost::filesystem::create_directory(tmpfilepath))
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{
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// We failed to create the scratch directory
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ostringstream oss;
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oss << "IDBPolicy::init: failed to create hdfs scratch directory "
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<< hdfsRdwrScratch.c_str() << ". Can't create hdfs buffer files.";
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throw runtime_error(oss.str());
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}
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}
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}
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// Create our scratch directory
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if ( hdfsRdwrScratch.length() > 0 )
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{
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// TODO-check to make sure this directory has sufficient space, whatever that means.
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boost::filesystem::path tmpfilepath( hdfsRdwrScratch );
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if (boost::filesystem::exists(tmpfilepath))
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{
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if (!boost::filesystem::is_directory(tmpfilepath) && useHdfs())
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{
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// We found a file named what we want our scratch directory to be named.
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// Major issue, since we can't assume anything about where to put our tmp files
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ostringstream oss;
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oss << "IDBPolicy::init: scratch diretory setting " << hdfsRdwrScratch.c_str()
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<< " exists as a file. Can't create hdfs buffer files.";
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throw runtime_error(oss.str());
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}
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}
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else
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{
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if (!boost::filesystem::create_directory(tmpfilepath))
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{
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// We failed to create the scratch directory
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ostringstream oss;
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oss << "IDBPolicy::init: failed to create hdfs scratch directory "
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<< hdfsRdwrScratch.c_str() << ". Can't create hdfs buffer files.";
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throw runtime_error(oss.str());
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}
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}
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}
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}
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bool IDBPolicy::installPlugin(const std::string& plugin)
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{
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bool ret = IDBFactory::installPlugin(plugin);
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// this is a cheesy way to do this, but it seems as good as anything for
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// now. At some point, this policy class needs to be data driven - some
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// type of specification to drive the logic here.
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try
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{
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// see if there is an HDFS plugin
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IDBFactory::name(IDBDataFile::HDFS);
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s_usehdfs = true;
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}
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catch (std::exception& )
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{
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// nothing to do - this just means the plugin was not HDFS
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;
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}
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bool ret = IDBFactory::installPlugin(plugin);
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return ret;
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// this is a cheesy way to do this, but it seems as good as anything for
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// now. At some point, this policy class needs to be data driven - some
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// type of specification to drive the logic here.
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try
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{
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// see if there is an HDFS plugin
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IDBFactory::name(IDBDataFile::HDFS);
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s_usehdfs = true;
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}
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catch (std::exception& )
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{
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// nothing to do - this just means the plugin was not HDFS
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;
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}
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return ret;
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}
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bool IDBPolicy::isLocalFile( const std::string& path )
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@ -113,119 +115,125 @@ bool IDBPolicy::isLocalFile( const std::string& path )
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boost::filesystem::path filepath( path );
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#ifdef _MSC_VER
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size_t strmblen = funcexp::utf8::idb_wcstombs(0, filepath.extension().c_str(), 0) + 1;
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char* outbuf = (char*)alloca(strmblen * sizeof(char));
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strmblen = funcexp::utf8::idb_wcstombs(outbuf, filepath.extension().c_str(), strmblen);
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char* outbuf = (char*)alloca(strmblen * sizeof(char));
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strmblen = funcexp::utf8::idb_wcstombs(outbuf, filepath.extension().c_str(), strmblen);
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string fileExt(outbuf, strmblen);
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#else
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string fileExt = filepath.extension().c_str();
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#endif
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bool isXml = (fileExt == ".xml");
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bool isXml = (fileExt == ".xml");
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bool isVb = path.find("versionbuffer") != string::npos;
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bool isInDbroot = path.find("/Calpont/data") != string::npos;
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bool isScratch = path.find(s_hdfsRdwrScratch) == 0;
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bool isVb = path.find("versionbuffer") != string::npos;
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bool isInDbroot = path.find("/Calpont/data") != string::npos;
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bool isScratch = path.find(s_hdfsRdwrScratch) == 0;
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return !isInDbroot || isXml || isVb || isScratch;
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return !isInDbroot || isXml || isVb || isScratch;
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}
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IDBDataFile::Types IDBPolicy::getType( const std::string& path, Contexts ctxt )
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{
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bool isLocal = isLocalFile( path );
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bool isLocal = isLocalFile( path );
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if( ctxt == PRIMPROC )
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{
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if( isLocal || !useHdfs() )
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return IDBDataFile::UNBUFFERED;
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else
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return IDBDataFile::HDFS;
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}
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else
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{
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if( isLocal || !useHdfs() )
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return IDBDataFile::BUFFERED;
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else
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return IDBDataFile::HDFS;
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}
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if ( ctxt == PRIMPROC )
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{
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if ( isLocal || !useHdfs() )
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return IDBDataFile::UNBUFFERED;
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else
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return IDBDataFile::HDFS;
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}
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else
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{
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if ( isLocal || !useHdfs() )
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return IDBDataFile::BUFFERED;
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else
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return IDBDataFile::HDFS;
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}
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}
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IDBFileSystem& IDBPolicy::getFs( const std::string& path )
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{
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// for now context doesn't actually matter so just pass PRIMPROC
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// later the whole logic around file -> filesystem type mapping
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// needs to be data driven
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return IDBFactory::getFs( getType( path, PRIMPROC) );
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// for now context doesn't actually matter so just pass PRIMPROC
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// later the whole logic around file -> filesystem type mapping
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// needs to be data driven
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return IDBFactory::getFs( getType( path, PRIMPROC) );
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}
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// ported from we_config.cpp
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void IDBPolicy::configIDBPolicy()
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{
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// make sure this is done once.
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boost::mutex::scoped_lock lk(s_mutex);
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// make sure this is done once.
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boost::mutex::scoped_lock lk(s_mutex);
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if (s_configed)
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return;
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if (s_configed)
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return;
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config::Config* cf = config::Config::makeConfig();
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config::Config* cf = config::Config::makeConfig();
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//--------------------------------------------------------------------------
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// IDBDataFile logging
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//--------------------------------------------------------------------------
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bool idblog = false;
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string idblogstr = cf->getConfig("SystemConfig", "DataFileLog");
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if ( idblogstr.length() != 0 )
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{
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boost::to_upper(idblogstr);
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idblog = ( idblogstr == "ON" );
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}
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//--------------------------------------------------------------------------
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// IDBDataFile logging
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//--------------------------------------------------------------------------
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bool idblog = false;
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string idblogstr = cf->getConfig("SystemConfig", "DataFileLog");
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//--------------------------------------------------------------------------
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// Optional File System Plugin - if a HDFS type plugin is loaded
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// then the system will use HDFS for all IDB data files
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//--------------------------------------------------------------------------
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string fsplugin = cf->getConfig("SystemConfig", "DataFilePlugin");
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if ( fsplugin.length() != 0 )
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{
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IDBPolicy::installPlugin(fsplugin);
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}
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if ( idblogstr.length() != 0 )
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{
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boost::to_upper(idblogstr);
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idblog = ( idblogstr == "ON" );
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}
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//--------------------------------------------------------------------------
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// HDFS file buffering
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//--------------------------------------------------------------------------
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// Maximum amount of memory to use for hdfs buffering.
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bool bUseRdwrMemBuffer = true; // If true, use in-memory buffering, else use file buffering
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int64_t hdfsRdwrBufferMaxSize = 0;
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string strBufferMaxSize = cf->getConfig("SystemConfig", "hdfsRdwrBufferMaxSize");
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// Default is use membuf with no maximum size unless changed by config file.
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if (strBufferMaxSize.length() > 0)
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{
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hdfsRdwrBufferMaxSize = static_cast<int64_t>(cf->uFromText(strBufferMaxSize));
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if ( hdfsRdwrBufferMaxSize == 0 )
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{
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// If we're given a size of 0, turn off membuffering.
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bUseRdwrMemBuffer = false;
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}
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}
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//--------------------------------------------------------------------------
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// Optional File System Plugin - if a HDFS type plugin is loaded
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// then the system will use HDFS for all IDB data files
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//--------------------------------------------------------------------------
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string fsplugin = cf->getConfig("SystemConfig", "DataFilePlugin");
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// Directory in which to place file buffer temporary files.
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string hdfsRdwrScratch = cf->getConfig("SystemConfig", "hdfsRdwrScratch");
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if ( hdfsRdwrScratch.length() == 0 )
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{
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if ( fsplugin.length() != 0 )
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{
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IDBPolicy::installPlugin(fsplugin);
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}
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//--------------------------------------------------------------------------
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// HDFS file buffering
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//--------------------------------------------------------------------------
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// Maximum amount of memory to use for hdfs buffering.
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bool bUseRdwrMemBuffer = true; // If true, use in-memory buffering, else use file buffering
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int64_t hdfsRdwrBufferMaxSize = 0;
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string strBufferMaxSize = cf->getConfig("SystemConfig", "hdfsRdwrBufferMaxSize");
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// Default is use membuf with no maximum size unless changed by config file.
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if (strBufferMaxSize.length() > 0)
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{
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hdfsRdwrBufferMaxSize = static_cast<int64_t>(cf->uFromText(strBufferMaxSize));
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if ( hdfsRdwrBufferMaxSize == 0 )
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{
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// If we're given a size of 0, turn off membuffering.
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bUseRdwrMemBuffer = false;
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}
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}
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// Directory in which to place file buffer temporary files.
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string hdfsRdwrScratch = cf->getConfig("SystemConfig", "hdfsRdwrScratch");
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if ( hdfsRdwrScratch.length() == 0 )
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{
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string tmpPath = cf->getConfig("SystemConfig", "TempDiskPath");
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if ( tmpPath.length() == 0 )
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{
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hdfsRdwrScratch = "/tmp/hdfsscratch";
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hdfsRdwrScratch = "/tmp/hdfsscratch";
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}
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else
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{
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hdfsRdwrScratch = tmpPath;
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hdfsRdwrScratch = tmpPath;
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hdfsRdwrScratch += "/hdfsscratch";
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}
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}
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}
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IDBPolicy::init( idblog, bUseRdwrMemBuffer, hdfsRdwrScratch, hdfsRdwrBufferMaxSize );
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IDBPolicy::init( idblog, bUseRdwrMemBuffer, hdfsRdwrScratch, hdfsRdwrBufferMaxSize );
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s_configed = true;
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s_configed = true;
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}
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}
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