210 строки
7.5 KiB
C
210 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) 2008 Cisco Systems, Inc. All rights reserved.
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* Copyright (c) 2012-2013 Los Alamos National Security, LLC.
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* All rights reserved.
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* Copyright (c) 2015-2016 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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/**
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* @file
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*
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* I/O Forwarding Service
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*/
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#ifndef MCA_IOF_BASE_H
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#define MCA_IOF_BASE_H
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#include "orte_config.h"
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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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#ifdef HAVE_SYS_UIO_H
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#include <sys/uio.h>
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#endif
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#ifdef HAVE_NET_UIO_H
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#include <net/uio.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <signal.h>
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#include "opal/class/opal_list.h"
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#include "opal/class/opal_bitmap.h"
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#include "orte/mca/mca.h"
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#include "opal/mca/event/event.h"
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#include "orte/mca/iof/iof.h"
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#include "orte/runtime/orte_globals.h"
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BEGIN_C_DECLS
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/*
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* MCA framework
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*/
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ORTE_DECLSPEC extern mca_base_framework_t orte_iof_base_framework;
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/*
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* Select an available component.
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*/
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ORTE_DECLSPEC int orte_iof_base_select(void);
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/* track xon/xoff of processes */
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typedef struct {
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opal_object_t super;
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orte_job_t *jdata;
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opal_bitmap_t xoff;
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} orte_iof_job_t;
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ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_job_t);
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/*
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* Maximum size of single msg
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*/
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#define ORTE_IOF_BASE_MSG_MAX 4096
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#define ORTE_IOF_BASE_TAG_MAX 50
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#define ORTE_IOF_BASE_TAGGED_OUT_MAX 8192
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#define ORTE_IOF_MAX_INPUT_BUFFERS 50
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typedef struct {
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opal_list_item_t super;
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bool pending;
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opal_event_t *ev;
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int fd;
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opal_list_t outputs;
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} orte_iof_write_event_t;
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ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_write_event_t);
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typedef struct {
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opal_list_item_t super;
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orte_process_name_t name;
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orte_process_name_t daemon;
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orte_iof_tag_t tag;
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orte_iof_write_event_t *wev;
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bool xoff;
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bool exclusive;
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} orte_iof_sink_t;
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ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_sink_t);
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struct orte_iof_proc_t;
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typedef struct {
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opal_object_t super;
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struct orte_iof_proc_t *proc;
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opal_event_t *ev;
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int fd;
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orte_iof_tag_t tag;
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bool active;
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orte_iof_sink_t *sink;
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} orte_iof_read_event_t;
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ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_read_event_t);
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typedef struct {
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opal_list_item_t super;
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orte_process_name_t name;
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orte_iof_sink_t *stdin;
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orte_iof_read_event_t *revstdout;
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orte_iof_read_event_t *revstderr;
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orte_iof_read_event_t *revstddiag;
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opal_list_t *subscribers;
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bool copy;
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} orte_iof_proc_t;
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ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_proc_t);
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typedef struct {
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opal_list_item_t super;
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char data[ORTE_IOF_BASE_TAGGED_OUT_MAX];
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int numbytes;
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} orte_iof_write_output_t;
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ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_write_output_t);
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/* the iof globals struct */
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struct orte_iof_base_t {
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size_t output_limit;
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char *input_files;
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orte_iof_sink_t *iof_write_stdout;
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orte_iof_sink_t *iof_write_stderr;
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};
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typedef struct orte_iof_base_t orte_iof_base_t;
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/* define an output "sink", adding it to the provided
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* endpoint list for this proc */
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#define ORTE_IOF_SINK_DEFINE(snk, nm, fid, tg, wrthndlr) \
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do { \
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orte_iof_sink_t *ep; \
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OPAL_OUTPUT_VERBOSE((1, orte_iof_base_framework.framework_output, \
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"defining endpt: file %s line %d fd %d",\
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__FILE__, __LINE__, (fid))); \
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ep = OBJ_NEW(orte_iof_sink_t); \
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ep->name.jobid = (nm)->jobid; \
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ep->name.vpid = (nm)->vpid; \
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ep->tag = (tg); \
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if (0 <= (fid)) { \
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ep->wev->fd = (fid); \
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opal_event_set(orte_event_base, \
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ep->wev->ev, ep->wev->fd, \
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OPAL_EV_WRITE, \
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wrthndlr, ep); \
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opal_event_set_priority(ep->wev->ev, ORTE_MSG_PRI); \
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} \
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*(snk) = ep; \
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} while(0);
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/* add list of structs that has name of proc + orte_iof_tag_t - when
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* defining a read event, search list for proc, add flag to the tag.
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* when closing a read fd, find proc on list and zero out that flag
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* when all flags = 0, then iof is complete - set message event to
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* daemon processor indicating proc iof is terminated
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*/
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#define ORTE_IOF_READ_EVENT(rv, p, fid, tg, cbfunc, actv) \
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do { \
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orte_iof_read_event_t *rev; \
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OPAL_OUTPUT_VERBOSE((1, orte_iof_base_framework.framework_output, \
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"%s defining read event for %s: %s %d", \
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
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ORTE_NAME_PRINT(&(p)->name), \
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__FILE__, __LINE__)); \
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rev = OBJ_NEW(orte_iof_read_event_t); \
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OBJ_RETAIN((p)); \
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rev->proc = (struct orte_iof_proc_t*)(p); \
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rev->tag = (tg); \
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rev->fd = (fid); \
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*(rv) = rev; \
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opal_event_set(orte_event_base, \
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rev->ev, (fid), \
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OPAL_EV_READ, \
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(cbfunc), rev); \
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opal_event_set_priority(rev->ev, ORTE_MSG_PRI); \
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if ((actv)) { \
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rev->active = true; \
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opal_event_add(rev->ev, 0); \
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} \
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} while(0);
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ORTE_DECLSPEC int orte_iof_base_flush(void);
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ORTE_DECLSPEC extern orte_iof_base_t orte_iof_base;
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/* base functions */
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ORTE_DECLSPEC int orte_iof_base_write_output(orte_process_name_t *name, orte_iof_tag_t stream,
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unsigned char *data, int numbytes,
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orte_iof_write_event_t *channel);
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ORTE_DECLSPEC void orte_iof_base_write_handler(int fd, short event, void *cbdata);
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END_C_DECLS
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#endif /* MCA_IOF_BASE_H */
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