//%LICENSE////////////////////////////////////////////////////////////////
//
// Licensed to The Open Group (TOG) under one or more contributor license
// agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
// this work for additional information regarding copyright ownership.
// Each contributor licenses this file to you under the OpenPegasus Open
// Source License; you may not use this file except in compliance with the
// License.
//
// 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.
//
//////////////////////////////////////////////////////////////////////////
//
//%////////////////////////////////////////////////////////////////////////////


///////////////////////////////////////////////////////////////////////////////
//  Shutdown Provider
///////////////////////////////////////////////////////////////////////////////

#include <Pegasus/Common/Signal.h>
#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/CIMNameCast.h>
#include <Pegasus/Common/Tracer.h>
#include <Pegasus/Common/MessageLoader.h>
#include <Pegasus/Provider/CIMMethodProvider.h>
#include <Pegasus/Server/ShutdownService.h>
#include "ShutdownProvider.h"

PEGASUS_USING_STD;

PEGASUS_NAMESPACE_BEGIN

static const CIMName METHOD_NAME_SHUTDOWN = CIMNameCast("shutdown");

//
// Invoke method used to shutdown cimom.
//
void ShutdownProvider::invokeMethod(
    const OperationContext& context,
    const CIMObjectPath& objectReference,
    const CIMName& methodName,
    const Array<CIMParamValue>& inParameters,
    MethodResultResponseHandler& handler)
{
    PEG_METHOD_ENTER(TRC_SHUTDOWN, "ShutdownProvider::invokeMethod()");

    // Check to see if the method name is correct
    // Only shutdown is supported
    if (!methodName.equal(METHOD_NAME_SHUTDOWN))
    {
        PEG_METHOD_EXIT();
        throw PEGASUS_CIM_EXCEPTION(
            CIM_ERR_METHOD_NOT_AVAILABLE, String::EMPTY);
    }

    // Get user name
    String userName;
    if (context.contains(IdentityContainer::NAME))
    {
        IdentityContainer container = context.get(IdentityContainer::NAME);
        userName = container.getUserName();
    }
    else
    {
        PEG_METHOD_EXIT();
        throw PEGASUS_CIM_EXCEPTION(CIM_ERR_FAILED, String::EMPTY);
    }

#ifndef PEGASUS_ZOS_SECURITY
    // Only privileged user can execute this operation
    if ( userName.size() && !System::isPrivilegedUser(userName))
    {
        MessageLoaderParms parms(
            "ControlProviders.UserAuthProvider.MUST_BE_PRIVILEGED_USER",
            "Superuser authority is required to run this CIM operation.");
        PEG_METHOD_EXIT();
        throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_ACCESS_DENIED, parms);
    }
#endif

    // Begin processing the request
    handler.processing();

    // Check if the input parameters are passed.
    if (inParameters.size() < 2)
    {
        PEG_METHOD_EXIT();
        throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_INVALID_PARAMETER,
            MessageLoaderParms(
                "Server.ShutdownProvider.INPUT_NOT_VALID",
                "Input parameters are not valid."));
    }

    Boolean force = false;
    Uint32 timeoutValue = 0;

    // Get the input parameter values
    for (Uint32 i = 0; i < inParameters.size(); i++)
    {
        String parmName = inParameters[i].getParameterName();
        if (String::equalNoCase(parmName, "force"))
        {
            //
            // get the force parameter
            //
            inParameters[i].getValue().get(force);
        }
        else
        {
            if (String::equalNoCase(parmName, "timeout"))
            {
                //
                // get the timeout value
                //
                inParameters[i].getValue().get(timeoutValue);
            }
            else
            {
                PEG_METHOD_EXIT();
                throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_INVALID_PARAMETER,
                    MessageLoaderParms(
                        "Server.ShutdownProvider.INPUT_NOT_VALID",
                        "Input parameters are not valid."));
            }
        }
    }

    try
    {
        _shutdownService->shutdown(force, timeoutValue, true);
    }
    catch (CIMException& e)
    {
        PEG_METHOD_EXIT();
        throw PEGASUS_CIM_EXCEPTION(CIM_ERR_FAILED, e.getMessage());
    }
    catch (Exception& e)
    {
        PEG_METHOD_EXIT();
        throw PEGASUS_CIM_EXCEPTION(CIM_ERR_FAILED, e.getMessage());
    }

    handler.deliver(CIMValue(0));
    handler.complete();
    PEG_METHOD_EXIT();
}

PEGASUS_NAMESPACE_END