399 строки
13 KiB
C
399 строки
13 KiB
C
/*
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* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
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* University Research and Technology
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* Corporation. All rights reserved.
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* Copyright (c) 2004-2011 The University of Tennessee and The University
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* of Tennessee Research Foundation. All rights
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* reserved.
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* Copyright (c) 2004-2005 High Performance Computing Center Stuttgart,
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* University of Stuttgart. All rights reserved.
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* Copyright (c) 2004-2005 The Regents of the University of California.
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* All rights reserved.
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* Copyright (c) 2008-2012 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2012-2013 Los Alamos National Security, LLC.
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* All rights reserved.
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* $COPYRIGHT$
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*
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* Additional copyrights may follow
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*
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* $HEADER$
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*
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*/
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#include "orte_config.h"
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#include "orte/constants.h"
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif /* HAVE_UNISTD_H */
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#ifdef HAVE_STRING_H
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#include <string.h>
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#endif /* HAVE_STRING_H */
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#include <ctype.h>
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#ifdef HAVE_IFADDRS_H
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#include <ifaddrs.h>
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#endif
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#include <pmi.h>
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#include "opal/util/opal_environ.h"
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#include "opal/util/output.h"
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#include "opal/util/argv.h"
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#include "opal/class/opal_pointer_array.h"
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#include "opal/mca/hwloc/base/base.h"
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#include "opal/util/printf.h"
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#include "opal/mca/common/pmi/common_pmi.h"
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#include "opal/mca/db/db.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/mca/rml/rml.h"
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#include "orte/util/proc_info.h"
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#include "orte/util/show_help.h"
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#include "orte/util/name_fns.h"
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#include "orte/util/nidmap.h"
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#include "orte/util/pre_condition_transports.h"
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#include "orte/util/regex.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/runtime/orte_wait.h"
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#include "orte/mca/ess/ess.h"
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#include "orte/mca/ess/base/base.h"
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#include "orte/mca/ess/pmi/ess_pmi.h"
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static int rte_init(void);
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static int rte_finalize(void);
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static void rte_abort(int error_code, bool report);
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orte_ess_base_module_t orte_ess_pmi_module = {
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rte_init,
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rte_finalize,
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rte_abort,
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NULL /* ft_event */
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};
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static bool app_init_complete=false;
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static int pmi_maxlen=0;
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/**** MODULE FUNCTIONS ****/
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static int rte_init(void)
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{
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int ret, i, j;
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char *error = NULL, *localj, *pmirte=NULL;
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int32_t jobfam, stepid;
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char *envar, *ev1, *ev2;
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uint64_t unique_key[2];
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char *cs_env, *string_key;
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char *pmi_id=NULL;
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int *ranks;
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orte_jobid_t jobid;
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orte_process_name_t proc;
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orte_local_rank_t local_rank;
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orte_node_rank_t node_rank;
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char *rmluri;
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opal_identifier_t *id;
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opal_hwloc_locality_t locality;
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/* run the prolog */
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if (ORTE_SUCCESS != (ret = orte_ess_base_std_prolog())) {
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error = "orte_ess_base_std_prolog";
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goto error;
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}
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#if OPAL_HAVE_HWLOC
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/* get the topology */
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if (NULL == opal_hwloc_topology) {
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if (OPAL_SUCCESS != opal_hwloc_base_get_topology()) {
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error = "topology discovery";
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goto error;
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}
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}
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#endif
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if (ORTE_PROC_IS_DAEMON) { /* I am a daemon, launched by mpirun */
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/* we had to be given a jobid */
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if (NULL == orte_ess_base_jobid) {
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error = "missing jobid";
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ret = ORTE_ERR_FATAL;
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goto error;
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}
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if (ORTE_SUCCESS != (ret = orte_util_convert_string_to_jobid(&jobid, orte_ess_base_jobid))) {
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ORTE_ERROR_LOG(ret);
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error = "convert jobid";
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goto error;
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}
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ORTE_PROC_MY_NAME->jobid = jobid;
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/* get our rank from PMI */
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if (PMI_SUCCESS != (ret = PMI_Get_rank(&i))) {
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OPAL_PMI_ERROR(ret, "PMI_Get_rank");
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error = "could not get PMI rank";
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goto error;
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}
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ORTE_PROC_MY_NAME->vpid = i + 1; /* compensate for orterun */
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/* get the number of procs from PMI */
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if (PMI_SUCCESS != (ret = PMI_Get_universe_size(&i))) {
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OPAL_PMI_ERROR(ret, "PMI_Get_universe_size");
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error = "could not get PMI universe size";
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goto error;
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}
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orte_process_info.num_procs = i + 1; /* compensate for orterun */
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/* complete setup */
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if (ORTE_SUCCESS != (ret = orte_ess_base_orted_setup(NULL))) {
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ORTE_ERROR_LOG(ret);
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error = "orte_ess_base_orted_setup";
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goto error;
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}
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} else { /* we are a direct-launched MPI process */
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/* get our PMI id length */
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if (PMI_SUCCESS != (ret = PMI_Get_id_length_max(&pmi_maxlen))) {
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error = "PMI_Get_id_length_max";
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goto error;
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}
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pmi_id = malloc(pmi_maxlen);
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if (PMI_SUCCESS != (ret = PMI_Get_kvs_domain_id(pmi_id, pmi_maxlen))) {
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free(pmi_id);
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error = "PMI_Get_kvs_domain_id";
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goto error;
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}
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/* PMI is very nice to us - the domain id is an integer followed
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* by a '.', followed by essentially a stepid. The first integer
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* defines an overall job number. The second integer is the number of
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* individual jobs we have run within that allocation. So we translate
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* this as the overall job number equating to our job family, and
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* the individual number equating to our local jobid
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*/
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jobfam = strtol(pmi_id, &localj, 10);
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if (NULL == localj) {
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/* hmmm - no '.', so let's just use zero */
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stepid = 0;
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} else {
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localj++; /* step over the '.' */
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stepid = strtol(localj, NULL, 10) + 1; /* add one to avoid looking like a daemon */
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}
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free(pmi_id);
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/* now build the jobid */
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ORTE_PROC_MY_NAME->jobid = ORTE_CONSTRUCT_LOCAL_JOBID(jobfam << 16, stepid);
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/* get our rank */
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if (PMI_SUCCESS != (ret = PMI_Get_rank(&i))) {
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OPAL_PMI_ERROR(ret, "PMI_Get_rank");
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error = "could not get PMI rank";
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goto error;
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}
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ORTE_PROC_MY_NAME->vpid = i;
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/* get the number of procs from PMI */
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if (PMI_SUCCESS != (ret = PMI_Get_universe_size(&i))) {
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OPAL_PMI_ERROR(ret, "PMI_Get_universe_size");
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error = "could not get PMI universe size";
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goto error;
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}
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orte_process_info.num_procs = i;
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/* push into the environ for pickup in MPI layer for
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* MPI-3 required info key
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*/
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asprintf(&ev1, "OMPI_MCA_orte_ess_num_procs=%d", i);
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putenv(ev1);
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asprintf(&ev2, "OMPI_APP_CTX_NUM_PROCS=%d", i);
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putenv(ev2);
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/* setup transport keys in case the MPI layer needs them -
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* we can use the jobfam and stepid as unique keys
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* because they are unique values assigned by the RM
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*/
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unique_key[0] = (uint64_t)jobfam;
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unique_key[1] = (uint64_t)stepid;
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if (NULL == (string_key = orte_pre_condition_transports_print(unique_key))) {
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ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
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return ORTE_ERR_OUT_OF_RESOURCE;
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}
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if (OPAL_SUCCESS != mca_base_var_env_name ("orte_precondition_transports", &cs_env)) {
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ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
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return ORTE_ERR_OUT_OF_RESOURCE;
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}
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asprintf(&envar, "%s=%s", cs_env, string_key);
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putenv(envar);
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/* cannot free the envar as that messes up our environ */
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free(cs_env);
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free(string_key);
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/* our app_context number can only be 0 as we don't support
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* dynamic spawns
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*/
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orte_process_info.app_num = 0;
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/* setup my daemon's name - arbitrary, since we don't route
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* messages
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*/
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ORTE_PROC_MY_DAEMON->jobid = 0;
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ORTE_PROC_MY_DAEMON->vpid = 0;
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/* ensure we pick the correct critical components */
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putenv("OMPI_MCA_grpcomm=pmi");
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putenv("OMPI_MCA_db_pmi_store_priority=100");
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putenv("OMPI_MCA_routed=direct");
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/* now use the default procedure to finish my setup */
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if (ORTE_SUCCESS != (ret = orte_ess_base_app_setup())) {
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ORTE_ERROR_LOG(ret);
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error = "orte_ess_base_app_setup";
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goto error;
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}
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/* get our local proc info to find our local rank */
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if (PMI_SUCCESS != (ret = PMI_Get_clique_size(&i))) {
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OPAL_PMI_ERROR(ret, "PMI_Get_clique_size");
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error = "could not get PMI clique size";
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goto error;
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}
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/* store that info - remember, we want the number of peers that
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* share the node WITH ME, so we have to subtract ourselves from
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* that number
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*/
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orte_process_info.num_local_peers = i - 1;
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/* now get the specific ranks */
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ranks = (int*)malloc(i * sizeof(int));
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if (PMI_SUCCESS != (ret = PMI_Get_clique_ranks(ranks, i))) {
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OPAL_PMI_ERROR(ret, "PMI_Get_clique_ranks");
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error = "could not get clique ranks";
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goto error;
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}
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/* The clique ranks are returned in rank order, so
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* cycle thru the array and update the local/node
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* rank info
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*/
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proc.jobid = ORTE_PROC_MY_NAME->jobid;
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for (j=0; j < i; j++) {
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proc.vpid = ranks[j];
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local_rank = j;
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node_rank = j;
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if (ranks[j] == (int)ORTE_PROC_MY_NAME->vpid) {
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orte_process_info.my_local_rank = local_rank;
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orte_process_info.my_node_rank = node_rank;
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}
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}
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free(ranks);
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/* setup process binding */
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if (ORTE_SUCCESS != (ret = orte_ess_base_proc_binding())) {
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error = "proc_binding";
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goto error;
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}
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}
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/* set max procs */
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if (orte_process_info.max_procs < orte_process_info.num_procs) {
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orte_process_info.max_procs = orte_process_info.num_procs;
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}
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/* construct the PMI RTE string */
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rmluri = orte_rml.get_contact_info();
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if (NULL == orte_process_info.cpuset) {
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asprintf(&pmirte, "%s,%s,%d,%d", rmluri, orte_process_info.nodename,
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(int)orte_process_info.my_local_rank, (int)orte_process_info.my_node_rank);
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} else {
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asprintf(&pmirte, "%s,%s,%d,%d,%s", rmluri, orte_process_info.nodename,
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(int)orte_process_info.my_local_rank, (int)orte_process_info.my_node_rank,
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orte_process_info.cpuset);
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}
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/* push our info into the cloud */
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id = (opal_identifier_t*)ORTE_PROC_MY_NAME;
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_GLOBAL, "RTE", pmirte, OPAL_STRING))) {
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error = "db store RTE info";
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goto error;
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}
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free(pmirte);
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/* store our info in the internal database */
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_INTERNAL, ORTE_DB_RMLURI, rmluri, OPAL_STRING))) {
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error = "db store uri";
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goto error;
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}
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free(rmluri);
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_INTERNAL, ORTE_DB_HOSTNAME, orte_process_info.nodename, OPAL_STRING))) {
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error = "db store hostname";
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goto error;
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}
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_INTERNAL, ORTE_DB_CPUSET, orte_process_info.cpuset, OPAL_STRING))) {
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error = "db store cpuset";
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goto error;
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}
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_INTERNAL, ORTE_DB_LOCALRANK, &orte_process_info.my_local_rank, ORTE_LOCAL_RANK))) {
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error = "db store local rank";
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goto error;
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}
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_INTERNAL, ORTE_DB_NODERANK, &orte_process_info.my_node_rank, ORTE_NODE_RANK))) {
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error = "db store node rank";
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goto error;
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}
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locality = OPAL_PROC_ALL_LOCAL;
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if (ORTE_SUCCESS != (ret = opal_db.store((*id), OPAL_DB_INTERNAL, ORTE_DB_LOCALITY, &locality, OPAL_HWLOC_LOCALITY_T))) {
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error = "db store locality";
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goto error;
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}
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/* flag that we completed init */
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app_init_complete = true;
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return ORTE_SUCCESS;
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error:
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if (ORTE_ERR_SILENT != ret && !orte_report_silent_errors) {
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orte_show_help("help-orte-runtime.txt",
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"orte_init:startup:internal-failure",
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true, error, ORTE_ERROR_NAME(ret), ret);
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}
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return ret;
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}
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static int rte_finalize(void)
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{
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int ret = ORTE_SUCCESS;
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if (app_init_complete) {
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/* if I am a daemon, finalize using the default procedure */
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if (ORTE_PROC_IS_DAEMON) {
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if (ORTE_SUCCESS != (ret = orte_ess_base_orted_finalize())) {
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ORTE_ERROR_LOG(ret);
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}
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} else {
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/* use the default app procedure to finish */
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if (ORTE_SUCCESS != (ret = orte_ess_base_app_finalize())) {
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ORTE_ERROR_LOG(ret);
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}
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/* remove the envars that we pushed into environ
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* so we leave that structure intact
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*/
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unsetenv("OMPI_MCA_grpcomm");
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unsetenv("OMPI_MCA_routed");
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unsetenv("OMPI_MCA_orte_precondition_transports");
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}
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}
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/* deconstruct my nidmap and jobmap arrays - this
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* function protects itself from being called
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* before things were initialized
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*/
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orte_util_nidmap_finalize();
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#if OPAL_HAVE_HWLOC
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if (NULL != opal_hwloc_topology) {
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opal_hwloc_base_free_topology(opal_hwloc_topology);
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opal_hwloc_topology = NULL;
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}
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#endif
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return ret;
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}
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static void rte_abort(int error_code, bool report)
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{
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orte_ess_base_app_abort(error_code, report);
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}
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