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openmpi/opal/mca/sec/basic/sec_basic.c

90 строки
1.9 KiB
C

/*
* Copyright (c) 2014 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
*/
#include "opal_config.h"
#include "opal/constants.h"
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "opal_stdint.h"
#include "opal/dss/dss_types.h"
#include "opal/util/error.h"
#include "opal/util/output.h"
#include "opal/util/show_help.h"
#include "opal/mca/db/db.h"
#include "opal/mca/sec/base/base.h"
#include "sec_basic.h"
static int init(void);
static void finalize(void);
static int get_my_cred(opal_identifier_t *my_id,
opal_sec_cred_t **cred);
static int authenticate(opal_sec_cred_t *cred);
opal_sec_base_module_t opal_sec_basic_module = {
init,
finalize,
get_my_cred,
authenticate
};
static opal_sec_cred_t my_cred;
static bool initialized = false;
static int init(void)
{
return OPAL_SUCCESS;
}
static void finalize(void)
{
if (initialized) {
free(my_cred.credential);
}
}
static int get_my_cred(opal_identifier_t *my_id,
opal_sec_cred_t **cred)
{
opal_byte_object_t *cd;
if (!initialized) {
/* check first if a credential was stored for this job
* in the database
*/
if (OPAL_SUCCESS == opal_db.fetch(my_id, OPAL_DB_CREDENTIAL,
(void**)&cd, OPAL_BYTE_OBJECT)) {
my_cred.credential = (char*)cd->bytes;
my_cred.size = cd->size;
} else {
my_cred.credential = strdup("12345");
my_cred.size = strlen(my_cred.credential)+1; // include the NULL
}
}
initialized = true;
*cred = &my_cred;
return OPAL_SUCCESS;
}
static int authenticate(opal_sec_cred_t *cred)
{
if (0 == strncmp(cred->credential, "12345", strlen("12345"))) {
return OPAL_SUCCESS;
}
return OPAL_ERR_AUTHENTICATION_FAILED;
}