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openmpi/orte/mca/plm/base/plm_base_proxy.c
Nathan Hjelm c041156f60 Update ORTE frameworks to use the MCA framework system.
This commit was SVN r28240.
2013-03-27 21:14:43 +00:00

121 строка
3.6 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
* University of Stuttgart. All rights reserved.
* Copyright (c) 2004-2005 The Regents of the University of California.
* All rights reserved.
* Copyright (c) 2007 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2011 Los Alamos National Security, LLC.
* All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
*/
#include "orte_config.h"
#include "orte/constants.h"
#include "opal/dss/dss.h"
#include "orte/util/name_fns.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/rml/rml_types.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/runtime/orte_globals.h"
#include "orte/mca/plm/base/plm_private.h"
int orte_plm_proxy_init(void)
{
return ORTE_SUCCESS;
}
int orte_plm_proxy_spawn(orte_job_t *jdata)
{
opal_buffer_t *buf;
orte_plm_cmd_flag_t command;
orte_std_cntr_t count;
int rc;
int32_t retval;
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:proxy spawn child job",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
/* setup the buffer */
buf = OBJ_NEW(opal_buffer_t);
/* tell the recipient we are sending a launch request */
command = ORTE_PLM_LAUNCH_JOB_CMD;
if (ORTE_SUCCESS != (rc = opal_dss.pack(buf, &command, 1, ORTE_PLM_CMD))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
/* pack the jdata object */
if (ORTE_SUCCESS != (rc = opal_dss.pack(buf, &jdata, 1, ORTE_JOB))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
/* tell the HNP to launch the job */
if (0 > (rc = orte_rml.send_buffer_nb(ORTE_PROC_MY_HNP, buf,
ORTE_RML_TAG_PLM, 0,
orte_rml_send_callback, NULL))) {
ORTE_ERROR_LOG(rc);
OBJ_RELEASE(buf);
goto CLEANUP;
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:proxy waiting for response",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
/* wait for the HNP's response */
buf = OBJ_NEW(opal_buffer_t);
if (0 > (rc = orte_rml.recv_buffer(ORTE_NAME_WILDCARD, buf, ORTE_RML_TAG_PLM_PROXY, 0))) {
ORTE_ERROR_LOG(rc);
OBJ_RELEASE(buf);
goto CLEANUP;
}
/* get the returned status code for the launch request */
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buf, &retval, &count, OPAL_INT32))) {
ORTE_ERROR_LOG(rc);
OBJ_RELEASE(buf);
goto CLEANUP;
}
/* get the new jobid back in case the caller wants it */
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buf, &(jdata->jobid), &count, ORTE_JOBID))) {
ORTE_ERROR_LOG(rc);
OBJ_RELEASE(buf);
goto CLEANUP;
}
OBJ_RELEASE(buf);
if (ORTE_SUCCESS != retval || ORTE_JOBID_INVALID == jdata->jobid) {
/* something went wrong on far end */
rc = ORTE_ERR_FAILED_TO_START;
}
CLEANUP:
return rc;
}
int orte_plm_proxy_finalize(void)
{
return ORTE_SUCCESS;
}