179 строки
7.5 KiB
C
179 строки
7.5 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) 2011-2012 Los Alamos National Security, LLC.
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* All rights reserved.
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* Copyright (c) 2013 Intel, Inc. 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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/** @file:
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*
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* Populates global structure with process-specific information.
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*
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*
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*/
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#ifndef _ORTE_PROC_INFO_H_
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#define _ORTE_PROC_INFO_H_
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#include "orte_config.h"
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#ifdef HAVE_STDINT_H
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#include <stdint.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 "orte/types.h"
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#include "opal/dss/dss_types.h"
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#include "opal/mca/hwloc/hwloc.h"
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#include "orte/mca/grpcomm/grpcomm_types.h"
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BEGIN_C_DECLS
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#define ORTE_MAX_HOSTNAME_SIZE 512
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typedef uint32_t orte_proc_type_t;
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#define ORTE_PROC_TYPE_NONE 0x0000
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#define ORTE_PROC_SINGLETON 0x0001
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#define ORTE_PROC_DAEMON 0x0002
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#define ORTE_PROC_HNP 0x0004
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#define ORTE_PROC_TOOL 0x0008
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#define ORTE_PROC_NON_MPI 0x0010
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#define ORTE_PROC_MPI 0x0020
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#define ORTE_PROC_APP 0x0030
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#define ORTE_PROC_CM 0x0040
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#define ORTE_PROC_AGGREGATOR 0x0080
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#define ORTE_PROC_IOF_ENDPT 0x1000
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#define ORTE_PROC_SCHEDULER 0x2000
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#define ORTE_PROC_MASTER 0x4000
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#define ORTE_PROC_IS_SINGLETON (ORTE_PROC_SINGLETON & orte_process_info.proc_type)
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#define ORTE_PROC_IS_DAEMON (ORTE_PROC_DAEMON & orte_process_info.proc_type)
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#define ORTE_PROC_IS_HNP (ORTE_PROC_HNP & orte_process_info.proc_type)
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#define ORTE_PROC_IS_TOOL (ORTE_PROC_TOOL & orte_process_info.proc_type)
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#define ORTE_PROC_IS_NON_MPI (ORTE_PROC_NON_MPI & orte_process_info.proc_type)
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#define ORTE_PROC_IS_MPI (ORTE_PROC_MPI & orte_process_info.proc_type)
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#define ORTE_PROC_IS_APP (ORTE_PROC_APP & orte_process_info.proc_type)
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#define ORTE_PROC_IS_CM (ORTE_PROC_CM & orte_process_info.proc_type)
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#define ORTE_PROC_IS_AGGREGATOR (ORTE_PROC_AGGREGATOR & orte_process_info.proc_type)
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#define ORTE_PROC_IS_IOF_ENDPT (ORTE_PROC_IOF_ENDPT & orte_process_info.proc_type)
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#define ORTE_PROC_IS_SCHEDULER (ORTE_PROC_SCHEDULER & orte_process_info.proc_type)
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#define ORTE_PROC_IS_MASTER (ORTE_PROC_MASTER & orte_process_info.proc_type)
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/**
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* Process information structure
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*
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* The orte_proc_info() function fills the pid field and obtains the
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* process name, storing that information in the global structure. The
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* structure also holds path names to the universe, job, and process
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* session directories, and to the stdin, stdout, and stderr temp
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* files - however, these are all initialized elsewhere.
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*/
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struct orte_proc_info_t {
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orte_process_name_t my_name; /**< My official process name */
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orte_process_name_t my_daemon; /**< Name of my local daemon */
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char *my_daemon_uri; /**< Contact info to local daemon */
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orte_process_name_t my_hnp; /**< Name of my hnp */
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char *my_hnp_uri; /**< Contact info for my hnp */
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orte_process_name_t my_parent; /**< Name of my parent (or my HNP if no parent was specified) */
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orte_process_name_t my_scheduler; /**< name of the scheduler for this system */
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pid_t hnp_pid; /**< hnp pid - used if singleton */
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orte_app_idx_t app_num; /**< our index into the app_context array */
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orte_vpid_t num_procs; /**< number of processes in this job */
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orte_vpid_t max_procs; /**< Maximum number of processes ever in the job */
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orte_vpid_t num_daemons; /**< number of daemons in system */
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int num_nodes; /**< number of nodes in the job */
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char *nodename; /**< string name for this node */
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pid_t pid; /**< Local process ID for this process */
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orte_proc_type_t proc_type; /**< Type of process */
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opal_buffer_t *sync_buf; /**< buffer to store sync response */
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uint16_t my_port; /**< TCP port for out-of-band comm */
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int num_restarts; /**< number of times this proc has restarted */
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orte_node_rank_t my_node_rank; /**< node rank */
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orte_local_rank_t my_local_rank; /**< local rank */
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int32_t num_local_peers; /**< number of procs from my job that share my node with me */
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/* The session directory has the form
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* <prefix>/<openmpi-sessions-user>/<jobid>/<procid>, where the prefix
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* can either be provided by the user via the
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* --tmpdir command-line flag, the use of one of several
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* environmental variables, or else a default location.
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*/
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char *tmpdir_base; /**< Base directory of the session dir tree */
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char *top_session_dir; /**< Top-most directory of the session tree */
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char *job_session_dir; /**< Session directory for job */
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char *proc_session_dir; /**< Session directory for the process */
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char *sock_stdin; /**< Path name to temp file for stdin. */
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char *sock_stdout; /**< Path name to temp file for stdout. */
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char *sock_stderr; /**< Path name to temp file for stderr. */
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#if OPAL_HAVE_HWLOC
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char *cpuset; /**< String-representation of bitmap where we are bound */
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#endif
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int app_rank; /**< rank within my app_context */
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orte_grpcomm_coll_id_t peer_modex; /**< modex collective id */
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orte_grpcomm_coll_id_t peer_init_barrier; /**< barrier id during init */
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orte_grpcomm_coll_id_t peer_fini_barrier; /**< barrier id during finalize */
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orte_vpid_t my_hostid; /** identifies the local host for a coprocessor */
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#if OPAL_ENABLE_FT_CR == 1
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orte_grpcomm_coll_id_t snapc_init_barrier; /**< barrier id during init */
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orte_grpcomm_coll_id_t snapc_fini_barrier; /**< barrier id during finalize */
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#endif
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};
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typedef struct orte_proc_info_t orte_proc_info_t;
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/**
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*
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* Global process info descriptor. Initialized to almost no
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* meaningful information - data is provided by calling \c
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* orte_rte_init() (which calls \c orte_proc_info() to fill in the
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* structure).
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*
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* The exception to this rule is the \c orte_process_info.seed field,
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* which will be initialized to \c false, but should be set to \c true
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* before calling \c orte_rte_info() if the caller is a seed daemon.
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*/
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ORTE_DECLSPEC extern orte_proc_info_t orte_process_info;
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/**
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* \internal
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*
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* Global structure to store a wide range of information about the
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* process. orte_proc_info populates a global variable with
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* information about the process being executing. This function should
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* be called only once, from orte_rte_init().
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*
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* @param None.
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*
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* @retval ORTE_SUCCESS Successfully initialized the various fields.
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* @retval OMPI_ERROR Failed to initialize one or more fields.
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*/
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ORTE_DECLSPEC int orte_proc_info(void);
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ORTE_DECLSPEC int orte_proc_info_finalize(void);
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END_C_DECLS
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#endif
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