295 строки
10 KiB
C
295 строки
10 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) 2009 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2012 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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#include "orte_config.h"
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#include "orte/constants.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#ifdef HAVE_SYS_TYPES_H
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#include <sys/types.h>
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#endif
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#include <ctype.h>
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#include "opal/mca/base/base.h"
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#include "opal/mca/base/mca_base_param.h"
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#include "opal/util/net.h"
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#include "opal/util/output.h"
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#include "orte/util/proc_info.h"
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/* provide a connection to a reqd variable */
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extern bool orte_keep_fqdn_hostnames;
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#define ORTE_NAME_INVALID {ORTE_JOBID_INVALID, ORTE_VPID_INVALID}
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ORTE_DECLSPEC orte_proc_info_t orte_process_info = {
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/* .my_name = */ ORTE_NAME_INVALID,
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/* .my_daemon = */ ORTE_NAME_INVALID,
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/* .my_daemon_uri = */ NULL,
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/* .my_hnp = */ ORTE_NAME_INVALID,
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/* .my_hnp_uri = */ NULL,
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/* .my_parent = */ ORTE_NAME_INVALID,
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/* .hnp_pid = */ 0,
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/* .app_num = */ 0,
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/* .num_procs = */ 1,
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/* .max_procs = */ 1,
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/* .num_daemons = */ 1,
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/* .num_nodes = */ 1,
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/* .nodename = */ NULL,
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/* .pid = */ 0,
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/* .proc_type = */ ORTE_PROC_TYPE_NONE,
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/* .sync_buf = */ NULL,
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/* .my_port = */ 0,
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/* .num_restarts = */ 0,
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/* .my_node_rank = */ ORTE_NODE_RANK_INVALID,
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/* .my_local_rank = */ ORTE_LOCAL_RANK_INVALID,
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/* .num_local_peers = */ 0,
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/* .tmpdir_base = */ NULL,
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/* .top_session_dir = */ NULL,
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/* .job_session_dir = */ NULL,
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/* .proc_session_dir = */ NULL,
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/* .sock_stdin = */ NULL,
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/* .sock_stdout = */ NULL,
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/* .sock_stderr = */ NULL,
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#if OPAL_HAVE_HWLOC
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/* .bind_level = */ OPAL_HWLOC_NODE_LEVEL,
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/* .bind_idx = */ 0,
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#endif
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/* .app_rank = */ -1,
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/* .peer_modex = */ -1,
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/* .peer_init_barrier = */ -1,
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/* .peer_fini_barrier = */ -1,
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/* .strip_prefix_from_node_names = */ false
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};
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static bool init=false;
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int orte_proc_info(void)
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{
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int tmp, idx;
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char *uri, *ptr;
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char hostname[ORTE_MAX_HOSTNAME_SIZE];
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if (init) {
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return ORTE_SUCCESS;
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}
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init = true;
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mca_base_param_reg_string_name("orte", "hnp_uri",
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"HNP contact info",
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true, false, NULL, &uri);
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if (NULL != uri) {
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/* the uri value passed to us will have quote marks around it to protect
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* the value if passed on the command line. We must remove those
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* to have a correct uri string
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*/
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if ('"' == uri[0]) {
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/* if the first char is a quote, then so will the last one be */
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uri[strlen(uri)-1] = '\0';
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ptr = &uri[1];
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} else {
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ptr = &uri[0];
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}
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orte_process_info.my_hnp_uri = strdup(ptr);
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free(uri);
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}
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mca_base_param_reg_string_name("orte", "local_daemon_uri",
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"Daemon contact info",
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true, false, NULL, &(uri));
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if (NULL != uri) {
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/* the uri value passed to us may have quote marks around it to protect
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* the value if passed on the command line. We must remove those
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* to have a correct uri string
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*/
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if ('"' == uri[0]) {
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/* if the first char is a quote, then so will the last one be */
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uri[strlen(uri)-1] = '\0';
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ptr = &uri[1];
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} else {
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ptr = &uri[0];
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}
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orte_process_info.my_daemon_uri = strdup(ptr);
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free(uri);
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}
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mca_base_param_reg_int_name("orte", "app_num",
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"Index of the app_context that defines this proc",
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true, false, 0, &tmp);
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orte_process_info.app_num = tmp;
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/* get the process id */
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orte_process_info.pid = getpid();
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/* get the nodename */
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gethostname(hostname, ORTE_MAX_HOSTNAME_SIZE);
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if (!orte_keep_fqdn_hostnames) {
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/* if the nodename is an IP address, do not mess with it! */
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if (!opal_net_isaddr(hostname)) {
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/* not an IP address, so remove any domain info */
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if (NULL != (ptr = strchr(hostname, '.'))) {
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*ptr = '\0';
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}
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}
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}
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mca_base_param_reg_int_name("orte", "strip_prefix_from_node_names",
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"Whether to strip leading characters and zeroes from node names returned by daemons",
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false, false, (int)false, &tmp);
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orte_process_info.strip_prefix_from_node_names = OPAL_INT_TO_BOOL(tmp);
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/* we have to strip node names here, if user directs, to ensure that
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* the names exchanged in the modex match the names found locally
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*/
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if (orte_process_info.strip_prefix_from_node_names) {
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/* remove all leading characters and zeroes */
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idx = 0;
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while (idx < (int)strlen(hostname) &&
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(hostname[idx] <= '0' || '9' < hostname[idx])) {
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idx++;
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}
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if ((int)strlen(hostname) <= idx) {
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/* there were no non-zero numbers in the name */
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orte_process_info.nodename = strdup(hostname);
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} else {
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orte_process_info.nodename = strdup(&hostname[idx]);
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}
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} else {
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orte_process_info.nodename = strdup(hostname);
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}
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/* get the number of nodes in the job */
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mca_base_param_reg_int_name("orte", "num_nodes",
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"Number of nodes in the job",
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true, false,
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orte_process_info.num_nodes, &tmp);
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orte_process_info.num_nodes = tmp;
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/* get the number of times this proc has restarted */
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mca_base_param_reg_int_name("orte", "num_restarts",
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"Number of times this proc has restarted",
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true, false, 0, &tmp);
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orte_process_info.num_restarts = tmp;
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mca_base_param_reg_int_name("orte", "app_rank",
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"Rank of this proc within its app_context",
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true, false, 0, &tmp);
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orte_process_info.app_rank = tmp;
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/* get my node rank in case we are using static ports - this won't
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* be present for daemons, so don't error out if we don't have it
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*/
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mca_base_param_reg_int_name("orte", "ess_node_rank", "Process node rank",
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true, false, ORTE_NODE_RANK_INVALID, &tmp);
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orte_process_info.my_node_rank = (orte_node_rank_t)tmp;
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/* setup the sync buffer */
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orte_process_info.sync_buf = OBJ_NEW(opal_buffer_t);
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/* get the collective id info */
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mca_base_param_reg_int_name("orte", "peer_modex_id", "Peer modex collective id",
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true, false, -1, &tmp);
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orte_process_info.peer_modex = (orte_grpcomm_coll_id_t)tmp;
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mca_base_param_reg_int_name("orte", "peer_init_barrier_id", "Peer init barrier collective id",
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true, false, -1, &tmp);
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orte_process_info.peer_init_barrier = (orte_grpcomm_coll_id_t)tmp;
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mca_base_param_reg_int_name("orte", "peer_fini_barrier_id", "Peer finalize barrier collective id",
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true, false, -1, &tmp);
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orte_process_info.peer_fini_barrier = (orte_grpcomm_coll_id_t)tmp;
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return ORTE_SUCCESS;
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}
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int orte_proc_info_finalize(void)
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{
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if (!init) {
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return ORTE_SUCCESS;
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}
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if (NULL != orte_process_info.tmpdir_base) {
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free(orte_process_info.tmpdir_base);
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orte_process_info.tmpdir_base = NULL;
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}
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if (NULL != orte_process_info.top_session_dir) {
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free(orte_process_info.top_session_dir);
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orte_process_info.top_session_dir = NULL;
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}
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if (NULL != orte_process_info.job_session_dir) {
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free(orte_process_info.job_session_dir);
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orte_process_info.job_session_dir = NULL;
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}
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if (NULL != orte_process_info.proc_session_dir) {
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free(orte_process_info.proc_session_dir);
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orte_process_info.proc_session_dir = NULL;
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}
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if (NULL != orte_process_info.nodename) {
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free(orte_process_info.nodename);
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orte_process_info.nodename = NULL;
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}
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if (NULL != orte_process_info.sock_stdin) {
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free(orte_process_info.sock_stdin);
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orte_process_info.sock_stdin = NULL;
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}
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if (NULL != orte_process_info.sock_stdout) {
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free(orte_process_info.sock_stdout);
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orte_process_info.sock_stdout = NULL;
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}
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if (NULL != orte_process_info.sock_stderr) {
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free(orte_process_info.sock_stderr);
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orte_process_info.sock_stderr = NULL;
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}
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if (NULL != orte_process_info.my_hnp_uri) {
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free(orte_process_info.my_hnp_uri);
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orte_process_info.my_hnp_uri = NULL;
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}
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if (NULL != orte_process_info.my_daemon_uri) {
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free(orte_process_info.my_daemon_uri);
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orte_process_info.my_daemon_uri = NULL;
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}
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orte_process_info.proc_type = ORTE_PROC_TYPE_NONE;
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OBJ_RELEASE(orte_process_info.sync_buf);
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orte_process_info.sync_buf = NULL;
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init = false;
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return ORTE_SUCCESS;
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}
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