src/ParallelContainer/SALOME_ParallelContainerNodeDummy.cxx

   1 //  SALOME ParallelContainerNodeDummy : launcher of a PaCO++ object
   2 //
   3 //  Copyright (C) 2007 OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
   4 //  CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
   5 //
   6 //  This library is free software; you can redistribute it and/or
   7 //  modify it under the terms of the GNU Lesser General Public
   8 //  License as published by the Free Software Foundation; either
   9 //  version 2.1 of the License.
  10 //
  11 //  This library is distributed in the hope that it will be useful,
  12 //  but WITHOUT ANY WARRANTY; without even the implied warranty of
  13 //  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 //  Lesser General Public License for more details.
  15 //
  16 //  You should have received a copy of the GNU Lesser General Public
  17 //  License along with this library; if not, write to the Free Software
  18 //  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
  19 //
  20 //  See http://www.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
  21 //
  22 //
  23 //
  24 //  File   : SALOME_ParallelContainerNodeDummy.cxx
  25 //  Author : André Ribes, EDF
  26 //  Module : SALOME PARALLEL
  27
  28 #include <iostream>
  29 #include <string>
  30 #include <stdio.h>
  31
  32 #ifndef WNT
  33 #include <unistd.h>
  34 #else
  35 #include <process.h>
  36 #endif
  37
  38 #include "SALOME_ParallelContainer_i.hxx"
  39
  40 #include <paco_omni.h>
  41 #include <paco_dummy.h>
  42
  43 #include "SALOME_NamingService.hxx"
  44
  45 #include "utilities.h"
  46 #include "Utils_ORB_INIT.hxx"
  47 #include "Utils_SINGLETON.hxx"
  48 #include "SALOMETraceCollector.hxx"
  49 #include "OpUtil.hxx"
  50
  51 using namespace std;
  52
  53 #ifdef _DEBUG_
  54 #include <signal.h>
  55
  56 void handler(int t) {
  57         cerr << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << endl;
  58         cerr << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << endl;
  59         cerr << "SIGSEGV in :" << getpid() << endl;
  60         cerr << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << endl;
  61         cerr << "!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!" << endl;
  62         while (1) {}
  63 }
  64 #endif
  65
  66 typedef void (*sighandler_t)(int);
  67 sighandler_t setsig(int sig, sighandler_t handler)
  68 {
  69   struct sigaction context, ocontext;
  70   context.sa_handler = handler;
  71   sigemptyset(&context.sa_mask);
  72   context.sa_flags = 0;
  73   if (sigaction(sig, &context, &ocontext) == -1)
  74     return SIG_ERR;
  75   return ocontext.sa_handler;
  76 }
  77
  78 void AttachDebugger()
  79 {
  80   if(getenv ("DEBUGGER"))
  81     {
  82       std::stringstream exec;
  83       exec << "$DEBUGGER SALOME_ParallelContainerNodeDummy " << getpid() << "&";
  84       std::cerr << exec.str() << std::endl;
  85       system(exec.str().c_str());
  86       while(1);
  87     }
  88 }
  89
  90 void Handler(int theSigId)
  91 {
  92   std::cerr << "SIGSEGV: "  << std::endl;
  93   AttachDebugger();
  94   //to exit or not to exit
  95   exit(1);
  96 }
  97
  98 void terminateHandler(void)
  99 {
 100   std::cerr << "Terminate: not managed exception !"  << std::endl;
 101   AttachDebugger();
 102 }
 103
 104 void unexpectedHandler(void)
 105 {
 106   std::cerr << "Unexpected: unexpected exception !"  << std::endl;
 107   AttachDebugger();
 108 }
 109
 110 int main(int argc, char* argv[])
 111 {
 112         INFOS("Launching a parallel container node");
 113
 114 #ifdef _DEBUG_
 115 //      signal(SIGSEGV, handler);
 116 #endif
 117   if(getenv ("DEBUGGER"))
 118     {
 119       setsig(SIGSEGV,&Handler);
 120       set_terminate(&terminateHandler);
 121       set_unexpected(&unexpectedHandler);
 122     }
 123
 124         // Initialise the ORB.
 125         ORB_INIT &init = *SINGLETON_<ORB_INIT>::Instance();
 126         ASSERT(SINGLETON_<ORB_INIT>::IsAlreadyExisting());
 127         CORBA::ORB_var orb = init(0, 0);
 128         //CORBA::ORB_var orb = CORBA::ORB_init(argc, argv);
 129
 130         char * containerName = "";
 131         if(argc > 1) {
 132                 containerName = argv[1];
 133         }
 134
 135         char * hostname = "";
 136         if(argc > 3) {
 137                 hostname = argv[3];
 138         }
 139
 140         try {
 141                 CORBA::Object_var obj = orb->resolve_initial_references("RootPOA");
 142                 PortableServer::POA_var root_poa = PortableServer::POA::_narrow(obj);
 143                 PortableServer::POAManager_var pman = root_poa->the_POAManager();
 144
 145 #ifndef WNT
 146                 // add this container to the kill list
 147                 char aCommand[100];
 148                 sprintf(aCommand, "addToKillList.py %d SALOME_ParallelContainerNode", getpid());
 149                 system(aCommand);
 150 #endif
 151
 152                 SALOME_NamingService * ns = new SALOME_NamingService(CORBA::ORB::_duplicate(orb));
 153                 // Get the proxy
 154                 string proxyNameInNS = ns->BuildContainerNameForNS(containerName, hostname);
 155                 obj = ns->Resolve(proxyNameInNS.c_str());
 156                 char * proxy_ior = orb->object_to_string(obj);
 157
 158                 // Creating a node
 159                 string name(containerName);
 160                 string node_name = name + "Node";
 161                 Engines_Parallel_Container_i * servant = new Engines_Parallel_Container_i(CORBA::ORB::_duplicate(orb), proxy_ior,
 162                                                                                                                                                                                                                                                                                                                         root_poa,
 163                                                                                                                                                                                                                                                                                                                         (char*) node_name.c_str(),
 164                                                                                                                                                                                                                                                                                                                         argc, argv);
 165                 // PaCO++ init
 166                 paco_fabrique_manager * pfm = paco_getFabriqueManager();
 167                 pfm->register_com("dummy", new paco_dummy_fabrique());
 168                 pfm->register_thread("omni", new paco_omni_fabrique());
 169
 170                 // Global context
 171                 PaCO_operation * global_ptr = servant->getContext("global_paco_context");
 172                 global_ptr->setLibCom("dummy",NULL);
 173                 global_ptr->setLibThread("omni");
 174
 175                 // Activation
 176                 PortableServer::ObjectId * _id = root_poa->activate_object(servant);
 177                 servant->set_id(_id);
 178                 obj = root_poa->id_to_reference(*_id);
 179
 180                 // In the NamingService
 181                 string hostname = GetHostname();
 182                 int myid = 0;
 183                 char buffer [5];
 184                 snprintf(buffer, 5, "%d", myid);
 185                 node_name = node_name + buffer;
 186                 string _containerName = ns->BuildContainerNameForNS((char*) node_name.c_str(),
 187                                                                                                                                                                                                                                 hostname.c_str());
 188                 cerr << "---------" << _containerName << "----------" << endl;
 189                 ns->Register(obj, _containerName.c_str());
 190                 pman->activate();
 191                 orb->run();
 192         }
 193         catch(CORBA::SystemException&)
 194         {
 195                 INFOS("Caught CORBA::SystemException.");
 196         }
 197         catch(PortableServer::POA::ServantAlreadyActive&)
 198         {
 199                 INFOS("Caught CORBA::ServantAlreadyActiveException");
 200         }
 201         catch(CORBA::Exception&)
 202         {
 203                 INFOS("Caught CORBA::Exception.");
 204         }
 205         catch(std::exception& exc)
 206         {
 207                 INFOS("Caught std::exception - "<<exc.what());
 208         }
 209         catch(...)
 210         {
 211                 INFOS("Caught unknown exception.");
 212         }
 213         return 0 ;
 214 }
 215