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/*
* Copyright (c) 2004-2010 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2007 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2004-2006 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) 2006-2007 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2007-2012 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2008-2009 Sun Microsystems, Inc. All rights reserved.
* Copyright (c) 2011 IBM Corporation. All rights reserved.
* Copyright (c) 2014-2018 Intel, Inc. All rights reserved.
* Copyright (c) 2017 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*
* These symbols are in a file by themselves to provide nice linker
* semantics. Since linkers generally pull in symbols by object
* files, keeping these symbols as the only symbols in this file
* prevents utility programs such as "ompi_info" from having to import
* entire components just to query their version and parameters.
*/
#include "orte_config.h"
#include "orte/constants.h"
#include "opal/util/output.h"
#include "opal/mca/event/event.h"
#include "orte/util/show_help.h"
#include "orte/runtime/orte_globals.h"
#include "orte/util/name_fns.h"
#include "orte/util/proc_info.h"
#include "orte/util/threads.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/mca/state/state.h"
#include "orte/mca/plm/plm.h"
#include "orte/mca/plm/base/base.h"
#include "orte/mca/plm/base/plm_private.h"
#include "orte/mca/plm/isolated/plm_isolated.h"
static int isolated_init(void);
static int isolated_launch(orte_job_t *jdata);
static int remote_spawn(void);
static int isolated_terminate_orteds(void);
static int isolated_finalize(void);
orte_plm_base_module_t orte_plm_isolated_module = {
isolated_init,
orte_plm_base_set_hnp_name,
isolated_launch,
remote_spawn,
orte_plm_base_orted_terminate_job,
isolated_terminate_orteds,
orte_plm_base_orted_kill_local_procs,
orte_plm_base_orted_signal_local_procs,
isolated_finalize
};
static void launch_daemons(int fd, short args, void *cbdata);
/**
* Init the module
*/
static int isolated_init(void)
{
int rc;
/* point to our launch command */
if (ORTE_SUCCESS != (rc = orte_state.add_job_state(ORTE_JOB_STATE_LAUNCH_DAEMONS,
launch_daemons, ORTE_SYS_PRI))) {
ORTE_ERROR_LOG(rc);
return rc;
}
/* start the recvs */
if (ORTE_SUCCESS != (rc = orte_plm_base_comm_start())) {
ORTE_ERROR_LOG(rc);
}
return rc;
}
/*
* launch a set of daemons from a remote daemon
*/
static int remote_spawn(void)
{
/* unused function in this mode */
return ORTE_SUCCESS;
}
static int isolated_launch(orte_job_t *jdata)
{
if (ORTE_FLAG_TEST(jdata, ORTE_JOB_FLAG_RESTART)) {
/* this is a restart situation - skip to the mapping stage */
ORTE_ACTIVATE_JOB_STATE(jdata, ORTE_JOB_STATE_MAP);
} else {
/* new job - set it up */
ORTE_ACTIVATE_JOB_STATE(jdata, ORTE_JOB_STATE_INIT);
}
return ORTE_SUCCESS;
}
static void launch_daemons(int fd, short args, void *cbdata)
{
orte_state_caddy_t *state = (orte_state_caddy_t*)cbdata;
ORTE_ACQUIRE_OBJECT(state);
/* there are no daemons to launch, so just trigger the
* daemon-launch-complete state
*/
ORTE_ACTIVATE_JOB_STATE(state->jdata, ORTE_JOB_STATE_DAEMONS_REPORTED);
OBJ_RELEASE(state);
}
static int isolated_terminate_orteds(void)
{
int rc;
/* send ourselves the halt command */
if (ORTE_SUCCESS != (rc = orte_plm_base_orted_exit(ORTE_DAEMON_EXIT_CMD))) {
ORTE_ERROR_LOG(rc);
}
return rc;
}
static int isolated_finalize(void)
{
int rc;
/* cleanup any pending recvs */
if (ORTE_SUCCESS != (rc = orte_plm_base_comm_stop())) {
ORTE_ERROR_LOG(rc);
}
return rc;
}
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