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path: root/TAO/CIAO/DAnCE/spec_RepositoryManager/RMadmin.cpp
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// $Id$

/***
 * file RMClient.cpp
 *
 * author Stoyan Paunov <spaunov@isis.vanderbilt.edu>
 **/

#include "RepositoryManagerC.h"
#include "Options.h"

//#include "Config_Handlers/pcd.hpp"	//for the PackageConfiguration data struct
#include "ace/OS_NS_fcntl.h"			//for open
#include "ace/OS_NS_unistd.h"		    //for close
#include "ace/OS_NS_sys_stat.h"		    //for filesize and fstat and mkdir

#include "Config_Handlers/DnC_Dump.h"

#include <iostream>
using namespace std;

#include "RM_Helper.h"					//to be able to externalize/internalize a PackageConfiguration
#include "tao/CDR.h"					//for TAO CDR classes
#include "ace/Message_Block.h"			//for ACE_Message_Block



//IOR file of the RM
const char * ior = "file://RepositoryManagerDeamon.ior";


///=============================COUPLE OF HELPER METHORS==================================
CORBA::Octet* read_from_disk (
	const char* full_path,
	size_t &length
	);

int write_to_disk (
	const char* full_path, 
	const CORBA::Octet* buffer, 
	size_t length
	);
///========================================================================================


///main function that provides a sample interface for RM clients

int ACE_TMAIN (int argc, ACE_TCHAR *argv[])
{
  ACE_TRY_NEW_ENV
    {
      // Initialize orb
      CORBA::ORB_var orb = CORBA::ORB_init (argc, argv, 
											""ACE_ENV_ARG_PARAMETER);

      ACE_TRY_CHECK;


      CORBA::Object_var obj =
        orb->string_to_object (ior
                               ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

	  CIAO::RepositoryManagerDaemon_var rm =
		  CIAO::RepositoryManagerDaemon::_narrow (obj.in ()
			                          ACE_ENV_ARG_PARAMETER);
      ACE_TRY_CHECK;

      if (CORBA::is_nil (rm.in ()))
        {
          ACE_ERROR_RETURN ((LM_ERROR, 
                             "Unable to acquire RepositoryManagerDaemon's objref\n"),
                            -1);
        }


		Options* options = Options::instance ();
		options->parse_args (argc, argv);
		
		if (options->shutdown_)
		{
			rm->shutdown ();
		}
		else if (options->install_)
		{
			try
			{
				rm->installPackage (options->name_.c_str (), options->path_.c_str ());
			}
			catch (CORBA::Exception & ex)
			{
				cout << "\nException caught!" << ex << "\n";
				return 0;
			}

			cout << "\nReassuring that the package in the repository ..." << endl;
			try
			{
				Deployment::PackageConfiguration_var pc = rm->findPackageByName (options->name_.c_str ());
				cout << "The package was found!" << endl;
				cout << "Label: " << pc->label << endl;
				cout << "UUID: " << pc->UUID << endl;
			}
			catch (CORBA::Exception &)
			{
				cout << "\nError! Package not found!" << endl;
			}
		}
		else if (options->delete_)
		{
			try
			{
				rm->deletePackage (options->name_.c_str ());
				cout << options->name_.c_str () << " deleted" << endl;
			}
			catch (CORBA::Exception &)
			{
				cout << "\nNo such package!" << endl;
			}

		}
		else if (options->find_)
		{
			if (options->name_ != "")
			{
				Deployment::PackageConfiguration_var pc = rm->findPackageByName (options->name_.c_str ());
				cout << "The package was found!" << endl;
				Deployment::DnC_Dump::dump (pc);
			}
			else
			{
				Deployment::PackageConfiguration_var pc = rm->findPackageByUUID (options->uuid_.c_str ());
				cout << "The package was found!" << endl;
				Deployment::DnC_Dump::dump (pc);
			}
		}

      orb->destroy (ACE_ENV_SINGLE_ARG_PARAMETER);
      ACE_TRY_CHECK;
    }
  ACE_CATCHANY
    {
      ACE_PRINT_EXCEPTION (ACE_ANY_EXCEPTION,
			                     "Unknown exception \n");
      return -1;
    }
  ACE_ENDTRY;

  return 0;
}



CORBA::Octet* read_from_disk (
	const char* full_path,
	size_t &length
	)
{
	//open the file

	ACE_HANDLE handle = ACE_OS::open (full_path, O_RDONLY);
    if (handle == ACE_INVALID_HANDLE)
        ACE_ERROR_RETURN ((LM_ERROR,
                           ACE_TEXT ("%p\n"),
                           ACE_TEXT ("[RM::read_from_disk] file open error")),
                           0);

	ACE_stat file_info;

	ACE_OS::fstat (handle, &file_info);

	CORBA::Octet* buffer = new CORBA::Octet[file_info.st_size];

	if (buffer == 0)
		return 0;

	//read the contents of the file into the buffer
	if (ACE_OS::read_n (handle, buffer, file_info.st_size) == -1)
        ACE_ERROR_RETURN ((LM_ERROR,
                           ACE_TEXT ("%p\n"),
						   ACE_TEXT ("[RM::write_to_disk] file write error")),
                           0);

	// Close the file handle
    ACE_OS::close (handle);

	length = file_info.st_size;
	return buffer;
}


int write_to_disk (
	const char* full_path, 
	const CORBA::Octet* buffer, 
	size_t length
	)
{
	
	// Open a file handle to the local filesystem
    ACE_HANDLE handle = ACE_OS::open (full_path, O_CREAT | O_TRUNC | O_WRONLY);
    if (handle == ACE_INVALID_HANDLE)
        ACE_ERROR_RETURN ((LM_ERROR,
                           ACE_TEXT ("%p\n"),
                           ACE_TEXT ("[RM::write_to_disk] file creation error")),
                           -1);

	//write the data to the file
	if (ACE_OS::write (handle, buffer, length) == -1)
        ACE_ERROR_RETURN ((LM_ERROR,
                           ACE_TEXT ("%p\n"),
						   ACE_TEXT ("[RM::write_to_disk] file write error")),
                           -1);

	// Close the file handle
    ACE_OS::close (handle);

	return 1;
}