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openmpi/orte/util/proc_info.c
Ralph Castain 828ae26d90 ORTE-level MCA params are defined in several places. Ompi_info cannot call orte_init due to an issue with the memory allocator, thus making it impossible for ompi_info to display all of the ORTE-level MCA params.
By consolidating them all into one function, ompi_info can call that function and register the desired variables. This also requires, however, that ompi_info call orte_output_init to avoid generating tons of error messages, so make that adjustment too. 

Fixes ticket #1314

In addition, orte_output has a race condition issue whereby calls to orte_output/verbose can occur prior to either the RML being defined/setup, or the HNP being defined. This latter occurs during the initialization of the orte_process_info structure. In both cases, there is no way orte_output can send the output to the HNP. Hence, the message must be simply output locally.

Fixes ticket #1315

This commit was SVN r18524.
2008-05-28 13:29:58 +00:00

213 строки
6.9 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.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/constants.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#include "opal/mca/base/base.h"
#include "opal/mca/base/mca_base_param.h"
#include "orte/util/output.h"
#include "opal/util/arch.h"
#include "orte/runtime/orte_globals.h"
#include "orte/util/proc_info.h"
ORTE_DECLSPEC orte_proc_info_t orte_process_info = {
/* .my_name = */ {ORTE_JOBID_INVALID, ORTE_VPID_INVALID},
/* .my_daemon = */ {ORTE_JOBID_INVALID, ORTE_VPID_INVALID},
/* .my_daemon_uri = */ NULL,
/* .my_hnp = */ {ORTE_JOBID_INVALID, ORTE_VPID_INVALID},
/* .my_hnp_uri = */ NULL,
/* .hnp_pid = */ 0,
/* ,app_num = */ -1,
/* ,universe_size = */ -1,
/* .num_procs = */ 1,
/* .local_rank = */ UINT8_MAX,
/* .node_rank = */ UINT8_MAX,
/* .num_local_procs = */ 0,
/* .local_procs = */ NULL,
/* .nodename = */ NULL,
/* .arch = */ 0,
/* .pid = */ 0,
/* .singleton = */ false,
/* .daemon = */ false,
/* .hnp = */ false,
/* .tool = */ false,
/* .mpi_proc = */ false,
/* .sync_buf = */ NULL,
/* .tmpdir_base = */ NULL,
/* .top_session_dir = */ NULL,
/* .job_session_dir = */ NULL,
/* .proc_session_dir = */ NULL,
/* .sock_stdin = */ NULL,
/* .sock_stdout = */ NULL,
/* .sock_stderr = */ NULL
};
#define ORTE_MAX_HOSTNAME_SIZE 512
static bool init=false;
int orte_proc_info(void)
{
int tmp;
char *uri, *ptr;
size_t len, i;
char hostname[ORTE_MAX_HOSTNAME_SIZE];
if (init) {
return ORTE_SUCCESS;
}
init = true;
mca_base_param_reg_string_name("orte", "hnp_uri",
"HNP contact info",
true, false, NULL, &uri);
if (NULL != uri) {
/* the uri value passed to us will have quote marks around it to protect
* the value if passed on the command line. We must remove those
* to have a correct uri string
*/
if ('"' == uri[0]) {
/* if the first char is a quote, then so will the last one be */
ptr = &uri[1];
len = strlen(ptr) - 1;
} else {
ptr = &uri[0];
len = strlen(uri);
}
/* we have to copy the string by hand as strndup is a GNU extension
* and may not be generally available
*/
orte_process_info.my_hnp_uri = (char*)malloc(len+1);
for (i=0; i < len; i++) {
orte_process_info.my_hnp_uri[i] = ptr[i];
}
orte_process_info.my_hnp_uri[len] = '\0'; /* NULL terminate */
free(uri);
}
mca_base_param_reg_string_name("orte", "local_daemon_uri",
"Daemon contact info",
true, false, NULL, &(orte_process_info.my_daemon_uri));
ORTE_OUTPUT_VERBOSE((1, orte_debug_output,
"proc_info: hnp_uri %s\n\tdaemon uri %s",
(NULL == orte_process_info.my_hnp_uri) ? "NULL" : orte_process_info.my_hnp_uri,
(NULL == orte_process_info.my_daemon_uri) ? "NULL" : orte_process_info.my_daemon_uri));
mca_base_param_reg_int_name("orte", "app_num",
"Index of the app_context that defines this proc",
true, false, -1, &tmp);
orte_process_info.app_num = tmp;
mca_base_param_reg_int_name("orte", "universe_size",
"Total number of process slots allocated to this job",
true, false, -1, &tmp);
orte_process_info.universe_size = tmp;
/* get the process id */
orte_process_info.pid = getpid();
/* get the nodename */
gethostname(hostname, ORTE_MAX_HOSTNAME_SIZE);
orte_process_info.nodename = strdup(hostname);
/* get the arch */
if (ORTE_SUCCESS != opal_arch_compute_local_id(&orte_process_info.arch)) {
orte_output(0, "Process on node %s could not obtain local architecture - aborting", orte_process_info.nodename);
exit(ORTE_ERROR_DEFAULT_EXIT_CODE);
}
/* setup the sync buffer */
orte_process_info.sync_buf = OBJ_NEW(opal_buffer_t);
return ORTE_SUCCESS;
}
int orte_proc_info_finalize(void)
{
if (!init) {
return ORTE_SUCCESS;
}
if (NULL != orte_process_info.tmpdir_base) {
free(orte_process_info.tmpdir_base);
orte_process_info.tmpdir_base = NULL;
}
if (NULL != orte_process_info.top_session_dir) {
free(orte_process_info.top_session_dir);
orte_process_info.top_session_dir = NULL;
}
if (NULL != orte_process_info.job_session_dir) {
free(orte_process_info.job_session_dir);
orte_process_info.job_session_dir = NULL;
}
if (NULL != orte_process_info.proc_session_dir) {
free(orte_process_info.proc_session_dir);
orte_process_info.proc_session_dir = NULL;
}
if (NULL != orte_process_info.nodename) {
free(orte_process_info.nodename);
orte_process_info.nodename = NULL;
}
if (NULL != orte_process_info.sock_stdin) {
free(orte_process_info.sock_stdin);
orte_process_info.sock_stdin = NULL;
}
if (NULL != orte_process_info.sock_stdout) {
free(orte_process_info.sock_stdout);
orte_process_info.sock_stdout = NULL;
}
if (NULL != orte_process_info.sock_stderr) {
free(orte_process_info.sock_stderr);
orte_process_info.sock_stderr = NULL;
}
orte_process_info.hnp = false;
orte_process_info.singleton = false;
orte_process_info.daemon = false;
OBJ_RELEASE(orte_process_info.sync_buf);
orte_process_info.sync_buf = NULL;
init = false;
return ORTE_SUCCESS;
}