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/*
* Copyright (c) 2009-2011 The Trustees of Indiana University.
* All rights reserved.
*
* Copyright (c) 2010 Cisco Systems, Inc. All rights reserved.
*
* Copyright (c) 2004-2006 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2011-2013 Los Alamos National Security, LLC.
* All rights reserved.
* Copyright (c) 2015-2017 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include <sys/types.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif /* HAVE_UNISTD_H */
#include <string.h>
#include "opal/util/output.h"
#include "opal/dss/dss.h"
#include "opal/mca/pmix/pmix.h"
#include "orte/util/error_strings.h"
#include "orte/util/name_fns.h"
#include "orte/util/show_help.h"
#include "orte/util/threads.h"
#include "orte/runtime/orte_globals.h"
#include "orte/runtime/orte_wait.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/odls/odls_types.h"
#include "orte/mca/state/state.h"
#include "orte/mca/errmgr/base/base.h"
#include "orte/mca/errmgr/base/errmgr_private.h"
#include "errmgr_default_app.h"
/*
* Module functions: Global
*/
static int init(void);
static int finalize(void);
static int abort_peers(orte_process_name_t *procs,
orte_std_cntr_t num_procs,
int error_code);
/******************
* HNP module
******************/
orte_errmgr_base_module_t orte_errmgr_default_app_module = {
.init = init,
.finalize = finalize,
.logfn = orte_errmgr_base_log,
.abort = orte_errmgr_base_abort,
.abort_peers = abort_peers
};
static void proc_errors(int fd, short args, void *cbdata);
static size_t myerrhandle = SIZE_MAX;
static void register_cbfunc(int status, size_t errhndler, void *cbdata)
{
orte_lock_t *lk = (orte_lock_t*)cbdata;
myerrhandle = errhndler;
ORTE_POST_OBJECT(lk);
ORTE_WAKEUP_THREAD(lk);
}
static void notify_cbfunc(int status,
const opal_process_name_t *source,
opal_list_t *info, opal_list_t *results,
opal_pmix_notification_complete_fn_t cbfunc, void *cbdata)
{
orte_proc_state_t state;
OPAL_OUTPUT_VERBOSE((1, orte_errmgr_base_framework.framework_output,
"%s errmgr:default_app: pmix event handler called with status %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_ERROR_NAME(status)));
/* we must convert the incoming status into an equivalent state
* so we can activate the state machine */
switch(status) {
case OPAL_ERR_PROC_ABORTED:
state = ORTE_PROC_STATE_ABORTED;
break;
case OPAL_ERR_PROC_REQUESTED_ABORT:
state = ORTE_PROC_STATE_CALLED_ABORT;
break;
default:
state = ORTE_PROC_STATE_TERMINATED;
}
/* let the caller know we processed this, but allow the
* chain to continue */
if (NULL != cbfunc) {
cbfunc(ORTE_SUCCESS, NULL, NULL, NULL, cbdata);
}
/* push it into our event base */
ORTE_ACTIVATE_PROC_STATE((orte_process_name_t*)source, state);
}
/************************
* API Definitions
************************/
static int init(void)
{
opal_list_t directives;
orte_lock_t lock;
opal_value_t *kv;
/* setup state machine to trap proc errors */
orte_state.add_proc_state(ORTE_PROC_STATE_ERROR, proc_errors, ORTE_ERROR_PRI);
/* tie the default PMIx event handler back to us */
ORTE_CONSTRUCT_LOCK(&lock);
OBJ_CONSTRUCT(&directives, opal_list_t);
kv = OBJ_NEW(opal_value_t);
kv->key = strdup(OPAL_PMIX_EVENT_HDLR_NAME);
kv->type = OPAL_STRING;
kv->data.string = strdup("ORTE-APP-DEFAULT");
opal_list_append(&directives, &kv->super);
opal_pmix.register_evhandler(NULL, &directives, notify_cbfunc, register_cbfunc, (void*)&lock);
ORTE_WAIT_THREAD(&lock);
ORTE_DESTRUCT_LOCK(&lock);
OPAL_LIST_DESTRUCT(&directives);
return ORTE_SUCCESS;
}
static int finalize(void)
{
if (SIZE_MAX != myerrhandle) {
opal_pmix.deregister_evhandler(myerrhandle, NULL, NULL);
}
return ORTE_SUCCESS;
}
static void proc_errors(int fd, short args, void *cbdata)
{
orte_state_caddy_t *caddy = (orte_state_caddy_t*)cbdata;
char *nodename;
ORTE_ACQUIRE_OBJECT(caddy);
OPAL_OUTPUT_VERBOSE((1, orte_errmgr_base_framework.framework_output,
"%s errmgr:default_app: proc %s state %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_NAME_PRINT(&caddy->name),
orte_proc_state_to_str(caddy->proc_state)));
/*
* if orte is trying to shutdown, just let it
*/
if (orte_finalizing) {
OBJ_RELEASE(caddy);
return;
}
if (ORTE_PROC_STATE_UNABLE_TO_SEND_MSG == caddy->proc_state) {
/* we can't send a message - print a message */
nodename = orte_get_proc_hostname(&caddy->name);
orte_show_help("help-errmgr-base",
"undeliverable-msg",
true, ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
orte_process_info.nodename,
ORTE_NAME_PRINT(&caddy->name),
(NULL == nodename) ? "Unknown" : nodename);
/* flag that we must abnormally terminate as far as the
* RTE is concerned
*/
orte_abnormal_term_ordered = true;
} else if (ORTE_PROC_STATE_LIFELINE_LOST == caddy->proc_state) {
/* we need to die, so mark us so */
orte_abnormal_term_ordered = true;
}
OBJ_RELEASE(caddy);
}
static int abort_peers(orte_process_name_t *procs,
orte_std_cntr_t num_procs,
int error_code)
{
/* just abort */
if (0 < opal_output_get_verbosity(orte_errmgr_base_framework.framework_output)) {
orte_errmgr_base_abort(error_code, "%s called abort_peers",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME));
} else {
orte_errmgr_base_abort(error_code, NULL);
}
return ORTE_SUCCESS;
}
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