389e378054
sync with opal.... This commit was SVN r8341.
467 строки
14 KiB
C
467 строки
14 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) 2004-2005 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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* $COPYRIGHT$
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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 <stdio.h>
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#include <ctype.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_NETDB_H
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#include <netdb.h>
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#endif
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#ifdef HAVE_SYS_PARAM_H
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#include <sys/param.h>
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#endif
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#include <fcntl.h>
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#include <errno.h>
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#include "include/orte_constants.h"
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#include "opal/runtime/opal.h"
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#include "opal/threads/mutex.h"
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#include "opal/threads/condition.h"
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#include "dps/dps.h"
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#include "opal/event/event.h"
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#include "opal/util/argv.h"
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#include "opal/util/path.h"
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#include "opal/util/output.h"
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#include "opal/util/show_help.h"
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#include "util/sys_info.h"
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#include "opal/util/os_path.h"
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#include "opal/util/cmd_line.h"
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#include "util/proc_info.h"
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#include "util/univ_info.h"
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#include "util/session_dir.h"
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#include "opal/util/printf.h"
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#include "opal/util/daemon_init.h"
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#include "util/universe_setup_file_io.h"
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#include "opal/util/malloc.h"
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#include "opal/memoryhooks/memory.h"
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#include "opal/mca/timer/base/base.h"
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#include "opal/mca/memory/base/base.h"
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#include "mca/base/base.h"
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#include "mca/base/mca_base_param.h"
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#include "mca/rml/base/base.h"
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#include "mca/rml/rml.h"
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#include "mca/errmgr/base/base.h"
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#include "mca/ns/base/base.h"
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#include "mca/gpr/base/base.h"
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#include "mca/schema/base/base.h"
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#include "mca/soh/base/base.h"
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#include "runtime/runtime.h"
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#include "runtime/orte_wait.h"
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#include "tools/orteprobe/orteprobe.h"
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orteprobe_globals_t orteprobe_globals;
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/*
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* define the orteprobe context table for obtaining parameters
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*/
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opal_cmd_line_init_t orte_cmd_line_opts[] = {
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/* Various "obvious" options */
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{ NULL, NULL, NULL, 'h', NULL, "help", 0,
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&orteprobe_globals.help, OPAL_CMD_LINE_TYPE_BOOL,
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"This help message" },
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{ NULL, NULL, NULL, '\0', NULL, "verbose", 0,
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&orteprobe_globals.verbose, OPAL_CMD_LINE_TYPE_BOOL,
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"Toggle Verbosity" },
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{ NULL, NULL, NULL, 'd', NULL, "debug", 0,
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&orteprobe_globals.debug, OPAL_CMD_LINE_TYPE_BOOL,
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"Run in debug mode (not generally intended for users)" },
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{ NULL, NULL, NULL, '\0', NULL, "name", 1,
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&orteprobe_globals.name_string, OPAL_CMD_LINE_TYPE_STRING,
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"Set the orte process name"},
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{ NULL, NULL, NULL, '\0', NULL, "nsreplica", 1,
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&orte_process_info.ns_replica_uri, OPAL_CMD_LINE_TYPE_STRING,
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"Name service contact information."},
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{ NULL, NULL, NULL, '\0', NULL, "gprreplica", 1,
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&orte_process_info.gpr_replica_uri, OPAL_CMD_LINE_TYPE_STRING,
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"Registry contact information."},
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{ NULL, NULL, NULL, '\0', NULL, "nodename", 1,
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&orte_system_info.nodename, OPAL_CMD_LINE_TYPE_STRING,
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"Node name as specified by host/resource description." },
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{ NULL, NULL, NULL, '\0', NULL, "requestor", 1,
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&orteprobe_globals.requestor_string, OPAL_CMD_LINE_TYPE_STRING,
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"Set the orte process name"},
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{ "seed", NULL, NULL, '\0', NULL, "seed", 0,
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&orte_process_info.seed, OPAL_CMD_LINE_TYPE_BOOL,
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"seed"},
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{ "universe", "persistence", NULL, '\0', NULL, "persistent", 0,
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&orte_universe_info.persistence, OPAL_CMD_LINE_TYPE_BOOL,
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"persistent"},
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{ "universe", "scope", NULL, '\0', NULL, "scope", 1,
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&orte_universe_info.scope, OPAL_CMD_LINE_TYPE_STRING,
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"scope"},
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/* End of list */
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{ NULL, NULL, NULL, '\0', NULL, NULL, 0,
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NULL, OPAL_CMD_LINE_TYPE_NULL, NULL }
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};
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extern char **environ;
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int main(int argc, char *argv[])
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{
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int ret = 0, ortedargc;
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opal_cmd_line_t *cmd_line = NULL;
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char *contact_path = NULL, *orted=NULL;
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char *log_path = NULL, **ortedargv;
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char *universe, orted_uri[256], **orted_uri_ptr, *path, *param;
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orte_universe_t univ;
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orte_buffer_t buffer;
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orte_process_name_t requestor;
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int id, orted_pipe[2];
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pid_t pid;
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#if defined(HAVE_FORK) && defined(HAVE_PIPE)
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if (ORTE_SUCCESS != (ret = opal_init())) {
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return ret;
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}
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/* setup to check common command line options that just report and die */
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memset(&orteprobe_globals, 0, sizeof(orteprobe_globals));
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cmd_line = OBJ_NEW(opal_cmd_line_t);
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opal_cmd_line_create(cmd_line, orte_cmd_line_opts);
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ret = opal_cmd_line_parse(cmd_line, true, argc, argv);
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if (OMPI_SUCCESS != ret) {
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return ret;
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}
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/* check for help request */
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if (orteprobe_globals.help) {
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char *args = NULL;
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args = opal_cmd_line_get_usage_msg(cmd_line);
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opal_show_help("help-orteprobe.txt", "orteprobe:usage", false,
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argv[0], args);
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free(args);
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return 1;
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}
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/*
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* Attempt to parse the probe's name and save in proc_info
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*/
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if (orteprobe_globals.name_string) {
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ret = orte_ns_base_convert_string_to_process_name(
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&orte_process_info.my_name, orteprobe_globals.name_string);
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if(ORTE_SUCCESS != ret) {
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fprintf(stderr, "orteprobe: Couldn't convert environmental string to probe's process name\n");
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return 1;
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}
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}
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/*
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* If threads are supported - assume that we are using threads - and reset otherwise.
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*/
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opal_set_using_threads(OMPI_HAVE_THREAD_SUPPORT);
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/* Ensure the system_info structure is instantiated and initialized */
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if (ORTE_SUCCESS != (ret = orte_sys_info())) {
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return ret;
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}
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/* Ensure the process info structure is instantiated and initialized */
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if (ORTE_SUCCESS != (ret = orte_proc_info())) {
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return ret;
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}
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/* Ensure the universe_info structure is instantiated and initialized */
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if (ORTE_SUCCESS != (ret = orte_univ_info())) {
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return ret;
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}
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/*
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* Initialize the data packing service.
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*/
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if (ORTE_SUCCESS != (ret = orte_dps_open())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Open the name services to ensure access to local functions
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*/
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if (OMPI_SUCCESS != (ret = orte_ns_base_open())) {
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return ret;
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}
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/* Open the error manager to activate error logging - needs local name services */
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if (ORTE_SUCCESS != (ret = orte_errmgr_base_open())) {
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return ret;
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}
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/***** ERROR LOGGING NOW AVAILABLE *****/
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/*
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* Initialize the event library
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*/
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if (OMPI_SUCCESS != (ret = opal_event_init())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Intialize the general progress engine
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*/
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if (OMPI_SUCCESS != (ret = opal_progress_init())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Internal startup
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*/
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if (OMPI_SUCCESS != (ret = orte_wait_init())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Runtime Messaging Layer
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*/
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if (OMPI_SUCCESS != (ret = orte_rml_base_open())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Runtime Messaging Layer
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*/
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if (OMPI_SUCCESS != (ret = orte_rml_base_select())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Registry
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*/
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if (ORTE_SUCCESS != (ret = orte_gpr_base_open())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Initialize schema utilities
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*/
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if (ORTE_SUCCESS != (ret = orte_schema_base_open())) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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/*
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* Attempt to parse the requestor's name and contact info
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*/
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if (orteprobe_globals.requestor_string) {
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if(ORTE_SUCCESS != (ret = orte_rml.parse_uris(
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orteprobe_globals.requestor_string, &requestor, NULL))) {
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fprintf(stderr, "orteprobe: Couldn't parse environmental string for requestor's contact info\n");
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return 1;
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}
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/* set the contact info */
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if (ORTE_SUCCESS != (ret = orte_rml.set_uri(orteprobe_globals.requestor_string))) {
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fprintf(stderr, "orteprobe: Couldn't set contact info for requestor\n");
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return ret;
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}
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} else {
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fprintf(stderr, "orteprobe: No contact info received for requestor\n");
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return 1;
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}
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/* see if a universe already exists on this machine and
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* will allow contact with us
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*/
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if (ORTE_SUCCESS == (ret = orte_universe_exists(&univ))) {
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/* universe is here! send info back and die */
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Contacted existing universe - sending contact info back\n");
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OBJ_CONSTRUCT(&buffer, orte_buffer_t);
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orted_uri_ptr = &(univ.seed_uri);
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if (ORTE_SUCCESS != (ret = orte_dps.pack(&buffer, &orted_uri_ptr, 1, ORTE_STRING))) {
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fprintf(stderr, "orteprobe: failed to pack contact info for existing universe\n");
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orte_abort(1, NULL);
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}
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if (0 > orte_rml.send_buffer(&requestor, &buffer, ORTE_RML_TAG_PROBE, 0)) {
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fprintf(stderr, "orteprobe: comm failure when sending contact info for existing univ back to requestor\n");
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OBJ_DESTRUCT(&buffer);
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orte_abort(1, NULL);
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}
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OBJ_DESTRUCT(&buffer);
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} else {
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/* existing universe is not here or does not allow contact.
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* ensure we have a unique universe name, fork/exec an appropriate
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* daemon, and then tell whomever spawned us how to talk to the new
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* daemon
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*/
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Could not connect to existing universe\n");
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if (ORTE_ERR_NOT_FOUND != ret) {
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Existing universe did not respond\n");
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/* if it exists but no contact could be established,
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* define unique name based on current one.
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*/
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universe = strdup(orte_universe_info.name);
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free(orte_universe_info.name);
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orte_universe_info.name = NULL;
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pid = getpid();
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if (0 > asprintf(&orte_universe_info.name, "%s-%d", universe, pid)) {
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fprintf(stderr, "orteprobe: failed to create unique universe name");
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orte_abort(1, NULL);
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}
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}
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/* setup to fork/exec the new universe */
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/* setup the pipe to get the contact info back */
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if (pipe(orted_pipe)) {
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fprintf (stderr, "orteprobe: Pipe failed\n");
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orte_abort(1, NULL);
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}
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/* get name of orted application - just in case user specified something different */
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id = mca_base_param_register_string("orted",NULL,NULL,NULL,"orted");
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mca_base_param_lookup_string(id, &orted);
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Using \"%s\" for orted command\n", orted);
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/* Initialize the argv array */
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ortedargv = opal_argv_split(orted, ' ');
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ortedargc = opal_argv_count(ortedargv);
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if (ortedargc <= 0) {
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fprintf(stderr, "orteprobe: could not initialize argv array for daemon\n");
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orte_abort(1, NULL);
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}
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/* setup the path */
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path = opal_path_findv(ortedargv[0], 0, environ, NULL);
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Path setup as \"%s\"\n", path);
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/* tell the daemon it's the seed */
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opal_argv_append(&ortedargc, &ortedargv, "--seed");
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/* tell the daemon it's scope */
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opal_argv_append(&ortedargc, &ortedargv, "--scope");
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opal_argv_append(&ortedargc, &ortedargv, orte_universe_info.scope);
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/* tell the daemon if it's to be persistent */
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if (orte_universe_info.persistence) {
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opal_argv_append(&ortedargc, &ortedargv, "--persistent");
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}
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/* tell the daemon to report its uri to us */
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asprintf(¶m, "%d", orted_pipe[1]);
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opal_argv_append(&ortedargc, &ortedargv, "--report-uri");
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opal_argv_append(&ortedargc, &ortedargv, param);
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free(param);
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Forking now\n");
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/* Create the child process. */
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pid = fork ();
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if (pid == (pid_t) 0) {
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/* This is the child process.
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Close read end first. */
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execv(path, ortedargv);
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fprintf(stderr, "orteprobe: execv failed with errno=%d\n", errno);
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orte_abort(1, NULL);
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} else if (pid < (pid_t) 0) {
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/* The fork failed. */
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fprintf (stderr, "orteprobe: Fork failed\n");
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orte_abort(1, NULL);
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} else {
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/* This is the parent process.
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Close write end first. */
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: Attempting to read from daemon\n");
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read(orted_pipe[0], orted_uri, 255);
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close(orted_pipe[0]);
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/* send back the info */
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OBJ_CONSTRUCT(&buffer, orte_buffer_t);
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param = orted_uri;
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orted_uri_ptr = ¶m;
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if (ORTE_SUCCESS != (ret = orte_dps.pack(&buffer, &orted_uri_ptr[0], 1, ORTE_STRING))) {
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fprintf(stderr, "orteprobe: failed to pack daemon uri\n");
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orte_abort(1, NULL);
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}
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if (0 > orte_rml.send_buffer(&requestor, &buffer, ORTE_RML_TAG_PROBE, 0)) {
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fprintf(stderr, "orteprobe: could not send daemon uri info back to probe\n");
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OBJ_DESTRUCT(&buffer);
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orte_abort(1, NULL);
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}
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OBJ_DESTRUCT(&buffer);
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}
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}
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if(orteprobe_globals.verbose)
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fprintf(stderr, "orteprobe: All finished!\n");
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/* cleanup */
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if (NULL != contact_path) {
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unlink(contact_path);
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}
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if (NULL != log_path) {
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unlink(log_path);
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}
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/* finalize the system */
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orte_finalize();
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opal_finalize();
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exit(0);
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#else /* HAVE_FORK && HAVE_PIPE */
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fprintf(stderr, "orteprobe: system appears to not support remote probes\n");
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exit(1);
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#endif
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}
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