loadxml.cpp

Pegasus is an open-source implementationof the DMTF CIM and WBEM standards. It is designed to be por

//%2006////////////////////////////////////////////////////////////////////////
//
// Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development
// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.
// Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation, The Open Group.
// Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.;
// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; VERITAS Software Corporation; The Open Group.
// Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.;
// EMC Corporation; Symantec Corporation; The Open Group.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// 
// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN
// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED
// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT
// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
//==============================================================================
//
// Author: Karl Schopmeyer ([e-mail])
//
// Modified By:
//
//%/////////////////////////////////////////////////////////////////////////////

#include <Pegasus/Common/Config.h>
#include <fstream>
#include <iostream>
#include <Pegasus/Common/PegasusAssert.h>
#include <Pegasus/Common/XmlReader.h>
#include <Pegasus/Common/FileSystem.h>
#include <Pegasus/Common/XmlWriter.h>
#include <Pegasus/Repository/CIMRepository.h>

PEGASUS_USING_PEGASUS;
PEGASUS_USING_STD;

static const String CIMV2_NAMESPACE = "root/cimv2";
static const String ROOT_NAMESPACE = "root";

//------------------------------------------------------------------------------
// ProcessValueObjectElement()
//
//     <!ELEMENT VALUE.OBJECT (CLASS|INSTANCE)>
//
// ATTN: Nothing handled but CLASS.
//
//------------------------------------------------------------------------------

Boolean ProcessValueObjectElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!XmlReader::testStartTag(parser, entry, "VALUE.OBJECT"))
	return false;

    CIMClass cimClass;
    CIMQualifierDecl qualifierDecl;

    if (XmlReader::getClassElement(parser, cimClass))
    {
	cout << "Creating: class ";
	cout << cimClass.getClassName() << endl;

	repository.createClass(CIMV2_NAMESPACE, cimClass);
	repository.createClass(ROOT_NAMESPACE, cimClass);
    }
    else if (XmlReader::getQualifierDeclElement(parser, qualifierDecl))
    {
	cout << "Creating: qualifier ";
	cout << qualifierDecl.getName() << endl;

	repository.setQualifier(CIMV2_NAMESPACE, qualifierDecl);
	repository.setQualifier(ROOT_NAMESPACE, qualifierDecl);
    }

    XmlReader::expectEndTag(parser, "VALUE.OBJECT");

    return true;
}

//------------------------------------------------------------------------------
// ProcessDeclGroupElement()
//
//     <!ELEMENT DECLGROUP ((LOCALNAMESPACEPATH|NAMESPACEPATH)?,
//         QUALIFIER.DECLARATION*,VALUE.OBJECT*)>
//
// ATTN: Nothing handled but VALUE.OBJECT:
//
//------------------------------------------------------------------------------

Boolean ProcessDeclGroupElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!XmlReader::testStartTag(parser, entry, "DECLGROUP"))
	return false;

    while (ProcessValueObjectElement(repository, parser))
	;

    XmlReader::expectEndTag(parser, "DECLGROUP");

    return true;
}

//------------------------------------------------------------------------------
// ProcessDeclarationElement()
//
//     <!ELEMENT DECLARATION (DECLGROUP|DECLGROUP.WITHNAME|DECLGROUP.WITHPATH)*>
//
// ATTN: DECLGROUP.WITHNAME ande DECLGROUP.WITHPATH not handled:
//
//------------------------------------------------------------------------------

Boolean ProcessDeclarationElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!XmlReader::testStartTag(parser, entry, "DECLARATION"))
	return false;

    while(ProcessDeclGroupElement(repository, parser))
	;

    XmlReader::expectEndTag(parser, "DECLARATION");

    return true;
}

//------------------------------------------------------------------------------
// ProcessCimElement()
//
//     <!ELEMENT CIM (MESSAGE|DECLARATION)>
//     <!ATTLIST CIM
//         CIMVERSION CDATA #REQUIRED
//         DTDVERSION CDATA #REQUIRED>
//
// ATTN: only declarations are handled here!
//
//------------------------------------------------------------------------------

Boolean ProcessCimElement(CIMRepository& repository, XmlParser& parser)
{
    XmlEntry entry;

    if (!parser.next(entry) || entry.type != XmlEntry::XML_DECLARATION)
    {
	throw(parser.getLine(), "expected XML declaration");
    }

    if (!XmlReader::testStartTag(parser, entry, "CIM"))
	return false;

    String cimVersion;

    if (!entry.getAttributeValue("CIMVERSION", cimVersion))
    {
	throw XmlValidationError(parser.getLine(), 
	    "missing CIM.CIMVERSION attribute");
    }

    String dtdVersion;

    if (!entry.getAttributeValue("DTDVERSION", dtdVersion))
    {
	throw XmlValidationError(parser.getLine(), 
	    "missing CIM.DTDVERSION attribute");
    }

    if (!ProcessDeclarationElement(repository, parser))
    {
	throw XmlValidationError(parser.getLine(), 
	    "Expected DECLARATION element");
    }

    XmlReader::expectEndTag(parser, "CIM");

    return true;
}

//------------------------------------------------------------------------------
//
// _processFile()
//
//------------------------------------------------------------------------------

static void _processFile(const char* xmlFileName, 
                         const char* nameSpace,
                         const char* repositoryRoot)
{
    // Create the parser:

    Array<Sint8> text;
    text.reserve(1024 * 1024);
    FileSystem::loadFileToMemory(text, xmlFileName);
    text.append('\0');
    XmlParser parser((char*)text.getData());

    CIMRepository repository(repositoryRoot);
    // Need to test if namespace exists before adding it
    repository.createNameSpace(nameSpace);

    // Put the file in the repository:

    if (!ProcessCimElement(repository, parser))
    {
	cerr << "CIM root element missing" << endl;
	exit(1);
    }
}

static void Usage(const char* name, const char* message)
{
	cerr << "Usage: " << name << "  xmlfile namespace repository-root" << endl;
        cerr << name << "Installs an XML file containing CIM classes and instances ";
        cerr << "into the repository." << endl;
        cerr << "ex. " << name << " x.xml /root/cimv2/ " << endl;
        cerr << message;
}

//------------------------------------------------------------------------------
//
// main()
//
//------------------------------------------------------------------------------

int main(int argc, char** argv)
{
    String name = argv[0];
    String message = "";
    if ((argc > 4) || (argc < 2))
    {
        Usage(argv[0], "");
	exit(1);
    }


    try
    {
        char* repositoryRoot;
        char* nameSpace = "CIMv2";
        if (argc == 4)
        {
        repositoryRoot = argv[3];
        cout << "repository Root " << repositoryRoot << endl;
        }
        else
        {
            static char* tmp;
            
            tmp = getenv("PEGASUS_HOME");
            
            if (tmp)
            {
                repositoryRoot = tmp;    
            }
            else
            {
                Usage(argv[0], "The Environment variable PEGASUS_HOME could not be found");
                exit(1);
            }
            
        }
        cout << "test argc" << argc << endl;
        if (argc == 2)
        {
        nameSpace = argv[2];  
        }
        cout << "test xmlfile" << endl;

        char* xmlFile = argv[1];
        
	cout << argv[0] << " loading " << xmlFile << " to namespace "
             << nameSpace << " in repository " << repositoryRoot << endl;
        _processFile(argv[1], nameSpace, repositoryRoot);
    }
    catch (Exception& e)
    {
	cerr << e.getMessage() << endl;	
	exit(1);
    }

    cout << argv[0] << "loaded" << endl;

    return 0;
}