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lcas_plugin_example.c

Go to the documentation of this file.

/*                                                                                                            
 * Copyright (c) 2001 EU DataGrid.                                                                             
 * For license conditions see http://www.eu-datagrid.org/license.html                                          
 *
 * Copyright (c) 2001, 2002 by 
 *     Martijn Steenbakkers <martijn@nikhef.nl>,
 *     David Groep <davidg@nikhef.nl>,
 *     NIKHEF Amsterdam, the Netherlands
 */

/*\@{*/

/*****************************************************************************
                            Include header files
******************************************************************************/
#include "lcas_config.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "lcas_modules.h"

/******************************************************************************
                                Definitions
******************************************************************************/

/******************************************************************************
                          Module specific prototypes
******************************************************************************/

/******************************************************************************
                       Define module specific variables
******************************************************************************/

/******************************************************************************
Function:   plugin_initialize
Description:
    Initialize plugin
Parameters:
    argc, argv
    argv[0]: the name of the plugin
Returns:
    LCAS_MOD_SUCCESS : succes
    LCAS_MOD_FAIL    : failure
    LCAS_MOD_NOFILE  : db file not found (will halt LCAS initialization)
******************************************************************************/
int plugin_initialize(
        int argc,
        char ** argv
)
{
    int i;

    lcas_log_debug(1,"lcas_plugin_example-plugin_initialize(): passed arguments:\n");
    for (i=0; i < argc; i++)
    {
        lcas_log_debug(2,"lcas_plugin_example-plugin_initialize(): arg %d is %s\n",
             i,argv[i]);
    }

    return LCAS_MOD_SUCCESS;
}

/******************************************************************************
Function:   plugin_confirm_authorization
Description:
    Ask for authorization by passing RSL(JDL) and user credential
Parameters:
    request:   RSL request
    lcas_cred: user credential
Returns:
    LCAS_MOD_SUCCESS: authorization succeeded
    LCAS_MOD_FAIL   : authorization failed
    LCAS_MOD_NOFILE : db file not found (LCAS will deny authorization)
******************************************************************************/
int plugin_confirm_authorization(
        lcas_request_t request,
        lcas_cred_id_t lcas_cred
)
{
    char *  username = NULL;

    lcas_log_debug(1,"\tlcas_plugin_example-plugin_confirm_authorization():\n");

    /*
     * check credential and get the globus name
     */
    if ( (username = lcas_get_dn(lcas_cred)) == NULL)
    {
        lcas_log(0, "lcas.mod-lcas_get_fabric_authorization() error: user DN empty\n");
        goto fail_example;
    }

    if (username != NULL)
    {
        lcas_log_debug(0,
            "\tlcas_plugin_example-plugin_confirm_authorization(): OK, what the heck, I'll authorize Mr/Mrs %s\n",
                 username);
    }
    else
    {
        lcas_log_debug(0,
            "\tlcas_plugin_example-plugin_confirm_authorization(): Authorization failure: invalid username (%s)\n",username);
        goto fail_example;
    }

    /* succes */
    return LCAS_MOD_SUCCESS;

 fail_example:
    return LCAS_MOD_FAIL;
}

/******************************************************************************
Function:   plugin_terminate
Description:
    Terminate plugin
Parameters:

Returns:
    LCAS_MOD_SUCCESS : succes
    LCAS_MOD_FAIL    : failure
******************************************************************************/
int plugin_terminate()
{
    lcas_log_debug(1,"lcas_plugin_example-plugin_terminate(): terminating\n");

    return LCAS_MOD_SUCCESS;
}
/*\@}*/

/******************************************************************************
CVS Information:
    $Source: /cvs/fabric_mgt/gridification/lcas/modules/example/lcas_plugin_example.c,v $
    $Date: 2003/08/08 16:25:00 $
    $Revision: 1.1 $
    $Author: martijn $
******************************************************************************/

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