173 строки
6.8 KiB
C
173 строки
6.8 KiB
C
/*
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* Copyright (c) 2013 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) 2013 Inria. All rights reserved.
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* Copyright (c) 2014-2020 Intel, Inc. All rights reserved.
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* Copyright (c) 2014-2016 Research Organization for Information Science
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* and Technology (RIST). All rights reserved.
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* Copyright (c) 2017 Cisco Systems, Inc. All rights reserved
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* Copyright (c) 2020 Amazon.com, Inc. or its affiliates. All Rights
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* 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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#ifndef OPAL_PROC_H
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#define OPAL_PROC_H
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#include "opal_config.h"
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#include "opal/class/opal_list.h"
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#include "opal/mca/hwloc/hwloc-internal.h"
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#include "opal/mca/pmix/pmix-internal.h"
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#include "opal/types.h"
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#include "opal/dss/dss_types.h"
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT
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#include <arpa/inet.h>
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#endif
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/**
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* This is a transparent handle proposed to the upper layer as a mean
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* to store whatever information it needs in order to efficiently
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* retrieve the RTE process naming scheme, and get access to the RTE
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* information associated with it. The only direct usage of this type
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* is to be copied from one structure to another, otherwise it should
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* only be used via the accessors defined below.
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*/
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#define OPAL_JOBID_T OPAL_UINT32
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#define OPAL_JOBID_MAX UINT32_MAX-2
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#define OPAL_JOBID_MIN 0
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#define OPAL_JOBID_INVALID (OPAL_JOBID_MAX + 2)
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#define OPAL_JOBID_WILDCARD (OPAL_JOBID_MAX + 1)
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#define OPAL_VPID_T OPAL_UINT32
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#define OPAL_VPID_MAX UINT32_MAX-2
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#define OPAL_VPID_MIN 0
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#define OPAL_VPID_INVALID (OPAL_VPID_MAX + 2)
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#define OPAL_VPID_WILDCARD (OPAL_VPID_MAX + 1)
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#define OPAL_PROC_MY_NAME (opal_proc_local_get()->proc_name)
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#define OPAL_PROC_MY_HOSTNAME (opal_process_info.nodename)
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#define OPAL_NAME_WILDCARD (&opal_name_wildcard)
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OPAL_DECLSPEC extern opal_process_name_t opal_name_wildcard;
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#define OPAL_NAME_INVALID (&opal_name_invalid)
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OPAL_DECLSPEC extern opal_process_name_t opal_name_invalid;
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#define OPAL_NAME_ARGS(n) \
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(unsigned long) ((NULL == n) ? (unsigned long)OPAL_JOBID_INVALID : (unsigned long)(n)->jobid), \
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(unsigned long) ((NULL == n) ? (unsigned long)OPAL_VPID_INVALID : (unsigned long)(n)->vpid) \
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#if OPAL_ENABLE_HETEROGENEOUS_SUPPORT && !defined(WORDS_BIGENDIAN)
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#define OPAL_PROCESS_NAME_NTOH(guid) opal_process_name_ntoh_intr(&(guid))
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static inline __opal_attribute_always_inline__ void
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opal_process_name_ntoh_intr(opal_process_name_t *name)
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{
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name->jobid = ntohl(name->jobid);
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name->vpid = ntohl(name->vpid);
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}
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#define OPAL_PROCESS_NAME_HTON(guid) opal_process_name_hton_intr(&(guid))
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static inline __opal_attribute_always_inline__ void
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opal_process_name_hton_intr(opal_process_name_t *name)
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{
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name->jobid = htonl(name->jobid);
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name->vpid = htonl(name->vpid);
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}
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#else
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#define OPAL_PROCESS_NAME_NTOH(guid)
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#define OPAL_PROCESS_NAME_HTON(guid)
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#endif
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typedef struct opal_proc_t {
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/** allow proc to be placed on a list */
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opal_list_item_t super;
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/** this process' name */
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opal_process_name_t proc_name;
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/** architecture of this process */
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uint32_t proc_arch;
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/** flags for this proc */
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opal_hwloc_locality_t proc_flags;
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/** Base convertor for the proc described by this process */
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struct opal_convertor_t* proc_convertor;
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} opal_proc_t;
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OBJ_CLASS_DECLARATION(opal_proc_t);
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typedef struct {
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opal_list_item_t super;
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opal_process_name_t name;
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} opal_namelist_t;
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OBJ_CLASS_DECLARATION(opal_namelist_t);
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typedef struct opal_process_info_t {
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opal_process_name_t my_name;
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pmix_proc_t myprocid;
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bool nativelaunch; /**< launched by mpirun */
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char *nodename; /**< string name for this node */
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char *top_session_dir; /**< Top-level session directory */
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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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uint32_t num_local_peers; /**< number of procs from my job that share my node with me */
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uint16_t my_local_rank; /**< local rank on this node within my job */
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uint16_t my_node_rank;
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char *cpuset; /**< String-representation of bitmap where we are bound */
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pid_t pid;
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uint32_t num_procs;
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uint32_t app_num;
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uint32_t univ_size;
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char *app_sizes;
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char *app_ldrs;
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char *command;
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uint32_t num_apps;
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char *initial_wdir;
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uint32_t reincarnation;
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bool proc_is_bound;
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} opal_process_info_t;
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OPAL_DECLSPEC extern opal_process_info_t opal_process_info;
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OPAL_DECLSPEC extern opal_proc_t* opal_proc_local_get(void);
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OPAL_DECLSPEC extern int opal_proc_local_set(opal_proc_t* proc);
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OPAL_DECLSPEC extern void opal_proc_set_name(opal_process_name_t *name);
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/**
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* Compare two processor name and return an integer greater than,
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* equal to, or less than 0, according as the proc_name of proc1
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* is greater than, equal to, or less than the proc_name of proc2.
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*/
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typedef int (*opal_compare_proc_fct_t)(const opal_process_name_t, const opal_process_name_t);
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OPAL_DECLSPEC extern opal_compare_proc_fct_t opal_compare_proc;
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/* Provide print functions that will be overwritten by the RTE layer */
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OPAL_DECLSPEC extern char* (*opal_process_name_print)(const opal_process_name_t);
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OPAL_DECLSPEC extern int (*opal_convert_string_to_process_name)(opal_process_name_t *name,
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const char* name_string);
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OPAL_DECLSPEC extern int (*opal_convert_process_name_to_string)(char** name_string,
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const opal_process_name_t *name);
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OPAL_DECLSPEC extern char* (*opal_vpid_print)(const opal_vpid_t);
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OPAL_DECLSPEC extern char* (*opal_jobid_print)(const opal_jobid_t);
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OPAL_DECLSPEC extern int (*opal_snprintf_jobid)(char* name_string, size_t size, opal_jobid_t jobid);
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OPAL_DECLSPEC extern int (*opal_convert_string_to_jobid)(opal_jobid_t *jobid, const char *jobid_string);
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/**
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* Lookup an opal_proc_t by name
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*
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* @param name (IN) name to lookup
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*/
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OPAL_DECLSPEC extern struct opal_proc_t *(*opal_proc_for_name) (const opal_process_name_t name);
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#define OPAL_NAME_PRINT(OPAL_PN) opal_process_name_print(OPAL_PN)
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#define OPAL_JOBID_PRINT(OPAL_PN) opal_jobid_print(OPAL_PN)
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#define OPAL_VPID_PRINT(OPAL_PN) opal_vpid_print(OPAL_PN)
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/* provide a safe way to retrieve the hostname of a proc, including
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* our own. This is to be used by all BTLs so we don't retrieve hostnames
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* unless needed. The returned value MUST NOT be free'd as it is
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* owned by the proc_t */
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OPAL_DECLSPEC char* opal_get_proc_hostname(const opal_proc_t *proc);
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#endif /* OPAL_PROC_H */
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