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