OPeNDAP Hyrax Back End Server (BES)
Updated for version 3.8.3
|
00001 // BESDebug.cc 00002 00003 // This file is part of bes, A C++ back-end server implementation framework 00004 // for the OPeNDAP Data Access Protocol. 00005 00006 // Copyright (c) 2004-2009 University Corporation for Atmospheric Research 00007 // Author: Patrick West <pwest@ucar.edu> and Jose Garcia <jgarcia@ucar.edu> 00008 // 00009 // This library is free software; you can redistribute it and/or 00010 // modify it under the terms of the GNU Lesser General Public 00011 // License as published by the Free Software Foundation; either 00012 // version 2.1 of the License, or (at your option) any later version. 00013 // 00014 // This library is distributed in the hope that it will be useful, 00015 // but WITHOUT ANY WARRANTY; without even the implied warranty of 00016 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00017 // Lesser General Public License for more details. 00018 // 00019 // You should have received a copy of the GNU Lesser General Public 00020 // License along with this library; if not, write to the Free Software 00021 // Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 00022 // 00023 // You can contact University Corporation for Atmospheric Research at 00024 // 3080 Center Green Drive, Boulder, CO 80301 00025 00026 // (c) COPYRIGHT University Corporation for Atmospheric Research 2004-2005 00027 // Please read the full copyright statement in the file COPYRIGHT_UCAR. 00028 // 00029 // Authors: 00030 // pwest Patrick West <pwest@ucar.edu> 00031 // jgarcia Jose Garcia <jgarcia@ucar.edu> 00032 00033 #include "config.h" 00034 00035 #include <time.h> 00036 #include <unistd.h> 00037 00038 #include <fstream> 00039 #include <iostream> 00040 #include <sstream> 00041 00042 using std::ofstream ; 00043 using std::ios ; 00044 using std::cout ; 00045 using std::endl ; 00046 using std::ostringstream ; 00047 00048 #include "BESDebug.h" 00049 #include "BESInternalError.h" 00050 00051 ostream *BESDebug::_debug_strm = NULL ; 00052 bool BESDebug::_debug_strm_created = false ; 00053 map<string,bool> BESDebug::_debug_map ; 00054 00067 void 00068 BESDebug::SetUp( const string &values ) 00069 { 00070 if( values.empty() ) 00071 { 00072 string err = "Empty debug options" ; 00073 throw BESInternalError( err, __FILE__, __LINE__ ) ; 00074 } 00075 string::size_type comma = 0 ; 00076 comma = values.find( ',' ) ; 00077 if( comma == string::npos ) 00078 { 00079 string err = "Missing comma in debug options: " + values ; 00080 throw BESInternalError( err, __FILE__, __LINE__ ) ; 00081 } 00082 ostream *strm = 0 ; 00083 bool created = false ; 00084 string s_strm = values.substr( 0, comma ) ; 00085 if( s_strm == "cerr" ) 00086 { 00087 strm = &cerr ; 00088 } 00089 else 00090 { 00091 strm = new ofstream( s_strm.c_str(), ios::out ) ; 00092 if( strm && !(*strm) ) 00093 { 00094 delete strm ; 00095 strm = 0 ; 00096 string err = "Unable to open the debug file: " + s_strm ; 00097 throw BESInternalError( err, __FILE__, __LINE__ ) ; 00098 } 00099 created = true ; 00100 } 00101 00102 BESDebug::SetStrm( strm, created ) ; 00103 00104 string::size_type new_comma = 0 ; 00105 while( ( new_comma = values.find( ',', comma+1 ) ) != string::npos ) 00106 { 00107 string flagName = values.substr( comma+1, new_comma-comma-1 ) ; 00108 if( flagName[0] == '-' ) 00109 { 00110 string newflag = flagName.substr( 1, flagName.length() - 1 ) ; 00111 BESDebug::Set( newflag, false ) ; 00112 } 00113 else 00114 { 00115 BESDebug::Set( flagName, true ) ; 00116 } 00117 comma = new_comma ; 00118 } 00119 string flagName = values.substr( comma+1, values.length()-comma-1 ) ; 00120 if( flagName[0] == '-' ) 00121 { 00122 string newflag = flagName.substr( 1, flagName.length() - 1 ) ; 00123 BESDebug::Set( newflag, false ) ; 00124 } 00125 else 00126 { 00127 BESDebug::Set( flagName, true ) ; 00128 } 00129 } 00130 00135 string 00136 BESDebug::GetPidStr() 00137 { 00138 ostringstream strm ; 00139 const time_t sctime = time( NULL ) ; 00140 const struct tm *sttime = localtime( &sctime ) ; 00141 char zone_name[10] ; 00142 strftime( zone_name, sizeof( zone_name ), "%Z", sttime ) ; 00143 char *b = asctime( sttime ) ; 00144 strm << zone_name << " " ; 00145 for( register int j = 0; b[j] != '\n'; j++ ) 00146 strm << b[j] ; 00147 pid_t thepid = getpid() ; 00148 strm << " id: " << thepid ; 00149 return strm.str() ; 00150 } 00151 00160 void 00161 BESDebug::Help( ostream &strm ) 00162 { 00163 strm << "Debug help:" << endl 00164 << " Set on the command line with " 00165 << "-d \"file_name|cerr,[-]context1,...,[-]contextn\"" << endl 00166 << " context with dash (-) in front will be turned off" << endl 00167 << " context of all will turn on debugging for all context" << endl 00168 << endl 00169 << "Possible context:" << endl ; 00170 00171 if( _debug_map.size() ) 00172 { 00173 BESDebug::_debug_citer i = _debug_map.begin() ; 00174 BESDebug::_debug_citer e = _debug_map.end() ; 00175 for( ; i != e; i++ ) 00176 { 00177 strm << " " << (*i).first << ": " ; 00178 if( (*i).second ) 00179 strm << "on" << endl ; 00180 else 00181 strm << "off" << endl ; 00182 } 00183 } 00184 else 00185 { 00186 strm << " none specified" << endl ; 00187 } 00188 } 00189