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openmpi/orte/mca/plm/base/plm_base_proxy.c
Rainer Keller 2a70618a77 - Second patch, as discussed in Louisville.
Replace short macros in orte/util/name_fns.h
   to the actual fct. call.

 - Compiles on linux/x86-64

This commit was SVN r20740.
2009-03-05 21:14:18 +00:00

123 строки
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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
*/
#include "orte_config.h"
#include "orte/constants.h"
#include "opal/dss/dss.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/rml/rml_types.h"
#include "orte/mca/rml/base/rml_contact.h"
#include "orte/mca/iof/iof.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;
orte_process_name_t *target;
int rc;
OPAL_OUTPUT_VERBOSE((5, orte_plm_globals.output,
"%s plm:base:proxy spawn child job",
orte_util_print_name_args(ORTE_PROC_MY_NAME)));
/* setup the buffer */
OBJ_CONSTRUCT(&buf, 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;
}
/* identify who gets this command - the HNP or the local orted */
if (jdata->controls & ORTE_JOB_CONTROL_LOCAL_SLAVE) {
target = ORTE_PROC_MY_DAEMON;
} else {
target = ORTE_PROC_MY_HNP;
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_globals.output,
"%s plm:base:proxy sending spawn cmd to %s",
orte_util_print_name_args(ORTE_PROC_MY_NAME),
orte_util_print_name_args(target)));
/* tell the target to launch the job */
if (0 > (rc = orte_rml.send_buffer(target, &buf, ORTE_RML_TAG_PLM, 0))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
OBJ_DESTRUCT(&buf);
OPAL_OUTPUT_VERBOSE((5, orte_plm_globals.output,
"%s plm:base:proxy waiting for response",
orte_util_print_name_args(ORTE_PROC_MY_NAME)));
/* wait for the target's response */
OBJ_CONSTRUCT(&buf, opal_buffer_t);
if (0 > (rc = orte_rml.recv_buffer(ORTE_NAME_WILDCARD, &buf, ORTE_RML_TAG_PLM_PROXY, 0))) {
ORTE_ERROR_LOG(rc);
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);
goto CLEANUP;
}
if (ORTE_JOBID_INVALID == jdata->jobid) {
/* something went wrong on far end - go no further */
rc = ORTE_ERR_FAILED_TO_START;
goto CLEANUP;
}
/* good to go! */
CLEANUP:
OBJ_DESTRUCT(&buf);
return rc;
}
int orte_plm_proxy_finalize(void)
{
return ORTE_SUCCESS;
}