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openmpi/orte/mca/rml/base/rml_base_frame.c

308 строки
9.8 KiB
C

/*
* Copyright (c) 2004-2011 The University of Tennessee and The University
* of Tennessee Research Foundation. All rights
* reserved.
* Copyright (c) 2011-2013 Los Alamos National Security, LLC. All rights
* reserved.
* Copyright (c) 2013 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2014 Intel Corporation. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#ifdef HAVE_STRING_H
#include <string.h>
#endif
#include "opal/dss/dss.h"
#include "opal/mca/mca.h"
#include "opal/mca/base/mca_base_component_repository.h"
#include "opal/util/output.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/state/state.h"
#include "orte/util/name_fns.h"
#include "orte/mca/rml/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 mca_base_component_t struct. */
#include "orte/mca/rml/base/static-components.h"
orte_rml_module_t orte_rml;
orte_rml_base_t orte_rml_base;
OPAL_TIMING_DECLARE(tm_rml)
orte_rml_component_t *orte_rml_component = NULL;
static bool selected = false;
static char *orte_rml_base_wrapper = NULL;
static int orte_rml_base_register(mca_base_register_flag_t flags)
{
int var_id;
/*
* Which RML Wrapper component to use, if any
* - NULL or "" = No wrapper
* - ow. select that specific wrapper component
*/
orte_rml_base_wrapper = NULL;
var_id = mca_base_var_register("orte", "rml", "base", "wrapper",
"Use a Wrapper component around the selected RML component",
MCA_BASE_VAR_TYPE_STRING, NULL, 0, 0,
OPAL_INFO_LVL_9,
MCA_BASE_VAR_SCOPE_READONLY,
&orte_rml_base_wrapper);
(void) mca_base_var_register_synonym(var_id, "orte", "rml",NULL,"wrapper", 0);
#if OPAL_ENABLE_TIMING
orte_rml_base.timing = false;
(void) mca_base_var_register ("orte", "rml", "base", "timing",
"Enable RML timings",
MCA_BASE_VAR_TYPE_BOOL, NULL, 0, 0,
OPAL_INFO_LVL_9, MCA_BASE_VAR_SCOPE_READONLY,
&orte_rml_base.timing);
#endif
return ORTE_SUCCESS;
}
static int orte_rml_base_close(void)
{
opal_list_item_t *item;
while (NULL != (item = opal_list_remove_first(&orte_rml_base.posted_recvs))) {
OBJ_RELEASE(item);
}
OBJ_DESTRUCT(&orte_rml_base.posted_recvs);
OPAL_TIMING_REPORT(orte_rml_base.timing, &tm_rml);
return mca_base_framework_components_close(&orte_rml_base_framework, NULL);
}
static int orte_rml_base_open(mca_base_open_flag_t flags)
{
/* Initialize globals */
OBJ_CONSTRUCT(&orte_rml_base.posted_recvs, opal_list_t);
OBJ_CONSTRUCT(&orte_rml_base.unmatched_msgs, opal_list_t);
OPAL_TIMING_INIT(&tm_rml);
/* Open up all available components */
return mca_base_framework_components_open(&orte_rml_base_framework, flags);
}
MCA_BASE_FRAMEWORK_DECLARE(orte, rml, "ORTE Run-Time Messaging Layer",
orte_rml_base_register, orte_rml_base_open, orte_rml_base_close,
mca_rml_base_static_components, 0);
int orte_rml_base_select(void)
{
opal_list_item_t *item, *next;
mca_base_component_list_item_t *cli;
int selected_priority = -1;
orte_rml_component_t *selected_component = NULL;
orte_rml_module_t *selected_module = NULL;
orte_rml_component_t *wrapper_component = NULL;
bool return_silent=false;
if (selected) {
return ORTE_SUCCESS;
}
selected = true;
OPAL_LIST_FOREACH(cli, &orte_rml_base_framework.framework_components, mca_base_component_list_item_t ) {
orte_rml_component_t* component;
component = (orte_rml_component_t *) cli->cli_component;
opal_output_verbose(10, orte_rml_base_framework.framework_output,
"orte_rml_base_select: initializing %s component %s",
component->rml_version.mca_type_name,
component->rml_version.mca_component_name);
if (NULL == component->rml_init) {
opal_output_verbose(10, orte_rml_base_framework.framework_output,
"orte_rml_base_select: no init function; ignoring component");
} else {
int priority = 0;
orte_rml_module_t* module = component->rml_init(&priority);
if (NULL == module) {
opal_output_verbose(10, orte_rml_base_framework.framework_output,
"orte_rml_base_select: init returned failure");
if (priority < 0) {
return_silent = true;
}
continue;
}
if(NULL != orte_rml_base_wrapper &&
/* If this is a wrapper component then save it for later */
RML_SELECT_WRAPPER_PRIORITY >= priority) {
if( 0 == strncmp(component->rml_version.mca_component_name,
orte_rml_base_wrapper,
strlen(orte_rml_base_wrapper) ) ) {
wrapper_component = component;
}
} else if (priority > selected_priority) {
/* Otherwise this is a normal module and subject to normal selection */
if (NULL != selected_module && NULL != selected_module->finalize) {
selected_module->finalize();
}
selected_priority = priority;
selected_component = component;
selected_module = module;
}
}
}
/*
* Unload all components that were not selected
*/
OPAL_LIST_FOREACH_SAFE(item, next, &orte_rml_base_framework.framework_components, opal_list_item_t) {
mca_base_component_list_item_t *cli = (mca_base_component_list_item_t *) item;
orte_rml_component_t* component = (orte_rml_component_t *) cli->cli_component;
/* Keep it if it is the wrapper component */
if ((component == wrapper_component) || (component == selected_component)) {
continue;
}
/* Not the selected component */
opal_output_verbose(10, orte_rml_base_framework.framework_output,
"orte_rml_base_select: module %s unloaded",
component->rml_version.mca_component_name);
opal_list_remove_item(&orte_rml_base_framework.framework_components, item);
mca_base_component_repository_release((mca_base_component_t *) component);
OBJ_RELEASE(item);
}
/* setup reference to selected module */
if (NULL != selected_module) {
orte_rml = *selected_module;
orte_rml_component = selected_component;
}
/* If a wrapper component was requested then
* Make sure it can switch out the selected module
*/
if( NULL != wrapper_component) {
wrapper_component->rml_init(NULL);
}
if (NULL == selected_component) {
if (return_silent) {
return ORTE_ERR_SILENT;
}
return ORTE_ERROR;
}
return ORTE_SUCCESS;
}
void orte_rml_send_callback(int status, orte_process_name_t *peer,
opal_buffer_t* buffer, orte_rml_tag_t tag,
void* cbdata)
{
OBJ_RELEASE(buffer);
if (ORTE_SUCCESS != status) {
ORTE_ACTIVATE_PROC_STATE(peer, ORTE_PROC_STATE_UNABLE_TO_SEND_MSG);
}
}
void orte_rml_recv_callback(int status, orte_process_name_t* sender,
opal_buffer_t *buffer,
orte_rml_tag_t tag, void *cbdata)
{
orte_rml_recv_cb_t *blob = (orte_rml_recv_cb_t*)cbdata;
/* transfer the sender */
blob->name.jobid = sender->jobid;
blob->name.vpid = sender->vpid;
/* just copy the payload to the buf */
opal_dss.copy_payload(&blob->data, buffer);
/* flag as complete */
blob->active = false;
}
/*** RML CLASS INSTANCES ***/
static void send_cons(orte_rml_send_t *ptr)
{
ptr->cbdata = NULL;
ptr->iov = NULL;
ptr->buffer = NULL;
ptr->data = NULL;
}
OBJ_CLASS_INSTANCE(orte_rml_send_t,
opal_list_item_t,
send_cons, NULL);
static void send_req_cons(orte_rml_send_request_t *ptr)
{
OBJ_CONSTRUCT(&ptr->post, orte_rml_send_t);
}
OBJ_CLASS_INSTANCE(orte_rml_send_request_t,
opal_object_t,
send_req_cons, NULL);
static void recv_cons(orte_rml_recv_t *ptr)
{
ptr->iov.iov_base = NULL;
ptr->iov.iov_len = 0;
}
static void recv_des(orte_rml_recv_t *ptr)
{
if (NULL != ptr->iov.iov_base) {
free(ptr->iov.iov_base);
}
}
OBJ_CLASS_INSTANCE(orte_rml_recv_t,
opal_list_item_t,
recv_cons, recv_des);
static void rcv_cons(orte_rml_recv_cb_t *ptr)
{
OBJ_CONSTRUCT(&ptr->data, opal_buffer_t);
ptr->active = false;
}
static void rcv_des(orte_rml_recv_cb_t *ptr)
{
OBJ_DESTRUCT(&ptr->data);
}
OBJ_CLASS_INSTANCE(orte_rml_recv_cb_t, opal_object_t,
rcv_cons, rcv_des);
static void prcv_cons(orte_rml_posted_recv_t *ptr)
{
ptr->cbdata = NULL;
}
OBJ_CLASS_INSTANCE(orte_rml_posted_recv_t,
opal_list_item_t,
prcv_cons, NULL);
static void prq_cons(orte_rml_recv_request_t *ptr)
{
ptr->cancel = false;
ptr->post = OBJ_NEW(orte_rml_posted_recv_t);
}
static void prq_des(orte_rml_recv_request_t *ptr)
{
if (NULL != ptr->post) {
OBJ_RELEASE(ptr->post);
}
}
OBJ_CLASS_INSTANCE(orte_rml_recv_request_t,
opal_object_t,
prq_cons, prq_des);