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openmpi/orte/mca/iof/base/iof_base_frame.c
Ralph Castain 0434b615b5 Update ORTE to support PMIx v3
This is a point-in-time update that includes support for several new PMIx features, mostly focused on debuggers and "instant on":

* initial prototype support for PMIx-based debuggers. For the moment, this is restricted to using the DVM. Supports direct launch of apps under debugger control, and indirect launch using prun as the intermediate launcher. Includes ability for debuggers to control the environment of both the launcher and the spawned app procs. Work continues on completing support for indirect launch

* IO forwarding for tools. Output of apps launched under tool control is directed to the tool and output there - includes support for XML formatting and output to files. Stdin can be forwarded from the tool to apps, but this hasn't been implemented in ORTE yet.

* Fabric integration for "instant on". Enable collection of network "blobs" to be delivered to network libraries on compute nodes prior to local proc spawn. Infrastructure is in place - implementation will come later.

* Harvesting and forwarding of envars. Enable network plugins to harvest envars and include them in the launch msg for setting the environment prior to local proc spawn. Currently, only OmniPath is supported. PMIx MCA params control which envars are included, and also allows envars to be excluded.

Signed-off-by: Ralph Castain <rhc@open-mpi.org>
2018-03-02 02:00:31 -08:00

311 строки
10 KiB
C

/*
* Copyright (c) 2004-2007 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) 2013 Los Alamos National Security, LLC. All rights reserved.
* Copyright (c) 2013 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2015-2018 Intel, Inc. All rights reserved.
* Copyright (c) 2015-2018 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* Copyright (c) 2017 IBM Corporation. All rights reserved.
* Copyright (c) 2017 Mellanox Technologies. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/constants.h"
#include <string.h>
#include <stdio.h>
#include "orte/mca/mca.h"
#include "opal/mca/base/base.h"
#include "opal/util/os_dirpath.h"
#include "opal/util/output.h"
#include "opal/util/basename.h"
#include "orte/util/proc_info.h"
#include "orte/runtime/orte_globals.h"
#include "orte/util/name_fns.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/iof/iof.h"
#include "orte/mca/iof/base/base.h"
/*
* The following file was created by configure. It contains extern
* statements and the definition of an array of pointers to each
* component's public orte_base_component_t struct.
*/
#include "orte/mca/iof/base/static-components.h"
orte_iof_base_module_t orte_iof = {0};
/*
* Global variables
*/
orte_iof_base_t orte_iof_base = {0};
static int orte_iof_base_register(mca_base_register_flag_t flags)
{
/* check for maximum number of pending output messages */
orte_iof_base.output_limit = (size_t) INT_MAX;
(void) mca_base_var_register("orte", "iof", "base", "output_limit",
"Maximum backlog of output messages [default: unlimited]",
MCA_BASE_VAR_TYPE_SIZE_T, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&orte_iof_base.output_limit);
/* Redirect application stderr to stdout (at source) */
orte_iof_base.redirect_app_stderr_to_stdout = false;
(void) mca_base_var_register("orte", "iof","base", "redirect_app_stderr_to_stdout",
"Redirect application stderr to stdout at source (default: false)",
MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&orte_iof_base.redirect_app_stderr_to_stdout);
return ORTE_SUCCESS;
}
static int orte_iof_base_close(void)
{
/* Close the selected component */
if (NULL != orte_iof.finalize) {
orte_iof.finalize();
}
if (!ORTE_PROC_IS_DAEMON) {
if (NULL != orte_iof_base.iof_write_stdout) {
OBJ_RELEASE(orte_iof_base.iof_write_stdout);
}
if (!orte_xml_output && NULL != orte_iof_base.iof_write_stderr) {
OBJ_RELEASE(orte_iof_base.iof_write_stderr);
}
}
return mca_base_framework_components_close(&orte_iof_base_framework, NULL);
}
/**
* Function for finding and opening either all MCA components, or the one
* that was specifically requested via a MCA parameter.
*/
static int orte_iof_base_open(mca_base_open_flag_t flags)
{
int xmlfd;
/* daemons do not need to do this as they do not write out stdout/err */
if (!ORTE_PROC_IS_DAEMON) {
if (orte_xml_output) {
if (NULL != orte_xml_fp) {
/* user wants all xml-formatted output sent to file */
xmlfd = fileno(orte_xml_fp);
} else {
xmlfd = 1;
}
/* setup the stdout event */
ORTE_IOF_SINK_DEFINE(&orte_iof_base.iof_write_stdout, ORTE_PROC_MY_NAME,
xmlfd, ORTE_IOF_STDOUT, orte_iof_base_write_handler);
/* don't create a stderr event - all output will go to
* the stdout channel
*/
} else {
/* setup the stdout event */
ORTE_IOF_SINK_DEFINE(&orte_iof_base.iof_write_stdout, ORTE_PROC_MY_NAME,
1, ORTE_IOF_STDOUT, orte_iof_base_write_handler);
/* setup the stderr event */
ORTE_IOF_SINK_DEFINE(&orte_iof_base.iof_write_stderr, ORTE_PROC_MY_NAME,
2, ORTE_IOF_STDERR, orte_iof_base_write_handler);
}
/* do NOT set these file descriptors to non-blocking. If we do so,
* we set the file descriptor to non-blocking for everyone that has
* that file descriptor, which includes everyone else in our shell
* pipeline chain. (See
* http://lists.freebsd.org/pipermail/freebsd-hackers/2005-January/009742.html).
* This causes things like "mpirun -np 1 big_app | cat" to lose
* output, because cat's stdout is then ALSO non-blocking and cat
* isn't built to deal with that case (same with almost all other
* unix text utils).
*/
}
/* Open up all available components */
return mca_base_framework_components_open(&orte_iof_base_framework, flags);
}
MCA_BASE_FRAMEWORK_DECLARE(orte, iof, "ORTE I/O Forwarding",
orte_iof_base_register, orte_iof_base_open, orte_iof_base_close,
mca_iof_base_static_components, 0);
/* class instances */
static void orte_iof_job_construct(orte_iof_job_t *ptr)
{
ptr->jdata = NULL;
OBJ_CONSTRUCT(&ptr->xoff, opal_bitmap_t);
}
static void orte_iof_job_destruct(orte_iof_job_t *ptr)
{
if (NULL != ptr->jdata) {
OBJ_RELEASE(ptr->jdata);
}
OBJ_DESTRUCT(&ptr->xoff);
}
OBJ_CLASS_INSTANCE(orte_iof_job_t,
opal_object_t,
orte_iof_job_construct,
orte_iof_job_destruct);
static void orte_iof_base_proc_construct(orte_iof_proc_t* ptr)
{
ptr->stdinev = NULL;
ptr->revstdout = NULL;
ptr->revstderr = NULL;
#if OPAL_PMIX_V1
ptr->revstddiag = NULL;
#endif
ptr->subscribers = NULL;
ptr->copy = true;
}
static void orte_iof_base_proc_destruct(orte_iof_proc_t* ptr)
{
if (NULL != ptr->stdinev) {
OBJ_RELEASE(ptr->stdinev);
}
if (NULL != ptr->revstdout) {
OBJ_RELEASE(ptr->revstdout);
}
if (NULL != ptr->revstderr) {
OBJ_RELEASE(ptr->revstderr);
}
#if OPAL_PMIX_V1
if (NULL != ptr->revstddiag) {
OBJ_RELEASE(ptr->revstddiag);
}
#endif
if (NULL != ptr->subscribers) {
OPAL_LIST_RELEASE(ptr->subscribers);
}
}
OBJ_CLASS_INSTANCE(orte_iof_proc_t,
opal_list_item_t,
orte_iof_base_proc_construct,
orte_iof_base_proc_destruct);
static void orte_iof_base_sink_construct(orte_iof_sink_t* ptr)
{
ptr->daemon.jobid = ORTE_JOBID_INVALID;
ptr->daemon.vpid = ORTE_VPID_INVALID;
ptr->wev = OBJ_NEW(orte_iof_write_event_t);
ptr->xoff = false;
ptr->exclusive = false;
ptr->closed = false;
}
static void orte_iof_base_sink_destruct(orte_iof_sink_t* ptr)
{
if (NULL != ptr->wev && 0 <= ptr->wev->fd) {
OPAL_OUTPUT_VERBOSE((20, orte_iof_base_framework.framework_output,
"%s iof: closing sink for process %s on fd %d",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_NAME_PRINT(&ptr->name), ptr->wev->fd));
OBJ_RELEASE(ptr->wev);
}
}
OBJ_CLASS_INSTANCE(orte_iof_sink_t,
opal_list_item_t,
orte_iof_base_sink_construct,
orte_iof_base_sink_destruct);
static void orte_iof_base_read_event_construct(orte_iof_read_event_t* rev)
{
rev->proc = NULL;
rev->fd = -1;
rev->active = false;
rev->ev = opal_event_alloc();
rev->sink = NULL;
rev->tv.tv_sec = 0;
rev->tv.tv_usec = 0;
}
static void orte_iof_base_read_event_destruct(orte_iof_read_event_t* rev)
{
orte_iof_proc_t *proct = (orte_iof_proc_t*)rev->proc;
opal_event_free(rev->ev);
if (0 <= rev->fd) {
OPAL_OUTPUT_VERBOSE((20, orte_iof_base_framework.framework_output,
"%s iof: closing fd %d for process %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), rev->fd,
(NULL == proct) ? "UNKNOWN" : ORTE_NAME_PRINT(&proct->name)));
close(rev->fd);
rev->fd = -1;
}
if (NULL != rev->sink) {
OBJ_RELEASE(rev->sink);
}
if (NULL != proct) {
OBJ_RELEASE(proct);
}
}
OBJ_CLASS_INSTANCE(orte_iof_read_event_t,
opal_object_t,
orte_iof_base_read_event_construct,
orte_iof_base_read_event_destruct);
static void orte_iof_base_write_event_construct(orte_iof_write_event_t* wev)
{
wev->pending = false;
wev->always_writable = false;
wev->fd = -1;
OBJ_CONSTRUCT(&wev->outputs, opal_list_t);
wev->ev = opal_event_alloc();
wev->tv.tv_sec = 0;
wev->tv.tv_usec = 0;
}
static void orte_iof_base_write_event_destruct(orte_iof_write_event_t* wev)
{
opal_event_free(wev->ev);
if (ORTE_PROC_IS_HNP && NULL != orte_xml_fp) {
int xmlfd = fileno(orte_xml_fp);
if (xmlfd == wev->fd) {
/* don't close this one - will get it later */
OBJ_DESTRUCT(&wev->outputs);
return;
}
}
if (2 < wev->fd) {
OPAL_OUTPUT_VERBOSE((20, orte_iof_base_framework.framework_output,
"%s iof: closing fd %d for write event",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), wev->fd));
close(wev->fd);
}
OBJ_DESTRUCT(&wev->outputs);
}
OBJ_CLASS_INSTANCE(orte_iof_write_event_t,
opal_list_item_t,
orte_iof_base_write_event_construct,
orte_iof_base_write_event_destruct);
OBJ_CLASS_INSTANCE(orte_iof_write_output_t,
opal_list_item_t,
NULL, NULL);