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/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2011 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 (c) 2008 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2012-2013 Los Alamos National Security, LLC.
* All rights reserved.
* Copyright (c) 2015 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/**
* @file
*
* I/O Forwarding Service
*/
#ifndef MCA_IOF_BASE_H
#define MCA_IOF_BASE_H
#include "orte_config.h"
#ifdef HAVE_SYS_TYPES_H
#include <sys/types.h>
#endif
#ifdef HAVE_SYS_UIO_H
#include <sys/uio.h>
#endif
#ifdef HAVE_NET_UIO_H
#include <net/uio.h>
#endif
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <signal.h>
#include "opal/class/opal_list.h"
#include "opal/class/opal_bitmap.h"
#include "orte/mca/mca.h"
#include "opal/mca/event/event.h"
#include "orte/mca/iof/iof.h"
#include "orte/runtime/orte_globals.h"
BEGIN_C_DECLS
/*
* MCA framework
*/
ORTE_DECLSPEC extern mca_base_framework_t orte_iof_base_framework;
/*
* Select an available component.
*/
ORTE_DECLSPEC int orte_iof_base_select(void);
/* track xon/xoff of processes */
typedef struct {
opal_object_t super;
orte_job_t *jdata;
opal_bitmap_t xoff;
} orte_iof_job_t;
ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_job_t);
/*
* Maximum size of single msg
*/
#define ORTE_IOF_BASE_MSG_MAX 4096
#define ORTE_IOF_BASE_TAG_MAX 50
#define ORTE_IOF_BASE_TAGGED_OUT_MAX 8192
#define ORTE_IOF_MAX_INPUT_BUFFERS 50
typedef struct {
opal_list_item_t super;
bool pending;
opal_event_t *ev;
int fd;
opal_list_t outputs;
} orte_iof_write_event_t;
ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_write_event_t);
typedef struct {
opal_list_item_t super;
orte_process_name_t name;
orte_process_name_t daemon;
orte_iof_tag_t tag;
orte_iof_write_event_t *wev;
bool xoff;
bool exclusive;
} orte_iof_sink_t;
ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_sink_t);
typedef struct {
opal_object_t super;
orte_process_name_t name;
opal_event_t *ev;
int fd;
orte_iof_tag_t tag;
bool active;
} orte_iof_read_event_t;
ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_read_event_t);
typedef struct {
opal_list_item_t super;
orte_process_name_t name;
orte_iof_read_event_t *revstdout;
orte_iof_read_event_t *revstderr;
orte_iof_read_event_t *revstddiag;
orte_iof_sink_t *sink;
} orte_iof_proc_t;
ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_proc_t);
typedef struct {
opal_list_item_t super;
char data[ORTE_IOF_BASE_TAGGED_OUT_MAX];
int numbytes;
} orte_iof_write_output_t;
ORTE_DECLSPEC OBJ_CLASS_DECLARATION(orte_iof_write_output_t);
/* the iof globals struct */
struct orte_iof_base_t {
size_t output_limit;
char *input_files;
orte_iof_sink_t *iof_write_stdout;
orte_iof_sink_t *iof_write_stderr;
};
typedef struct orte_iof_base_t orte_iof_base_t;
#define ORTE_IOF_SINK_DEFINE(snk, nm, fid, tg, wrthndlr, eplist) \
do { \
orte_iof_sink_t *ep; \
OPAL_OUTPUT_VERBOSE((1, orte_iof_base_framework.framework_output, \
"defining endpt: file %s line %d fd %d",\
__FILE__, __LINE__, (fid))); \
ep = OBJ_NEW(orte_iof_sink_t); \
ep->name.jobid = (nm)->jobid; \
ep->name.vpid = (nm)->vpid; \
ep->tag = (tg); \
if (0 <= (fid)) { \
ep->wev->fd = (fid); \
opal_event_set(orte_event_base, \
ep->wev->ev, ep->wev->fd, \
OPAL_EV_WRITE, \
wrthndlr, ep); \
opal_event_set_priority(ep->wev->ev, ORTE_MSG_PRI); \
} \
if (NULL != (eplist)) { \
opal_list_append((eplist), &ep->super); \
} \
*(snk) = ep; \
} while(0);
/* add list of structs that has name of proc + orte_iof_tag_t - when
* defining a read event, search list for proc, add flag to the tag.
* when closing a read fd, find proc on list and zero out that flag
* when all flags = 0, then iof is complete - set message event to
* daemon processor indicating proc iof is terminated
*/
#define ORTE_IOF_READ_EVENT(rv, nm, fid, tg, cbfunc, actv) \
do { \
orte_iof_read_event_t *rev; \
OPAL_OUTPUT_VERBOSE((1, orte_iof_base_framework.framework_output, \
"%s defining read event for %s: %s %d", \
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), \
ORTE_NAME_PRINT((nm)), \
__FILE__, __LINE__)); \
rev = OBJ_NEW(orte_iof_read_event_t); \
rev->name.jobid = (nm)->jobid; \
rev->name.vpid = (nm)->vpid; \
rev->tag = (tg); \
rev->fd = (fid); \
*(rv) = rev; \
opal_event_set(orte_event_base, \
rev->ev, (fid), \
OPAL_EV_READ, \
(cbfunc), rev); \
opal_event_set_priority(rev->ev, ORTE_MSG_PRI); \
if ((actv)) { \
rev->active = true; \
opal_event_add(rev->ev, 0); \
} \
} while(0);
ORTE_DECLSPEC int orte_iof_base_flush(void);
ORTE_DECLSPEC extern orte_iof_base_t orte_iof_base;
/* base functions */
ORTE_DECLSPEC int orte_iof_base_write_output(orte_process_name_t *name, orte_iof_tag_t stream,
unsigned char *data, int numbytes,
orte_iof_write_event_t *channel);
ORTE_DECLSPEC void orte_iof_base_write_handler(int fd, short event, void *cbdata);
END_C_DECLS
#endif /* MCA_IOF_BASE_H */
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