136 строки
3.8 KiB
C
136 строки
3.8 KiB
C
/*
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* Copyright (c) 2004-2007 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) 2004-2006 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) 2007 Cisco Systems, 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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#include "orte_config.h"
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#include "orte/util/show_help.h"
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#include "opal/runtime/opal_progress.h"
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#include "opal/mca/base/base.h"
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#include "opal/mca/base/mca_base_param.h"
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#include "orte/mca/rml/rml.h"
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#include "orte/util/proc_info.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/runtime/orte_globals.h"
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#include "iof_tool.h"
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/*
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* Local functions
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*/
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static int orte_iof_tool_open(void);
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static int orte_iof_tool_close(void);
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static int orte_iof_tool_query(mca_base_module_t **module, int *priority);
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/*
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* Local variables
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*/
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static bool initialized = false;
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/*
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* Public string showing the iof tool component version number
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*/
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const char *mca_iof_tool_component_version_string =
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"Open MPI tool iof MCA component version " ORTE_VERSION;
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orte_iof_tool_component_t mca_iof_tool_component = {
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{
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{
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ORTE_IOF_BASE_VERSION_2_0_0,
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"tool", /* MCA component name */
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ORTE_MAJOR_VERSION, /* MCA component major version */
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ORTE_MINOR_VERSION, /* MCA component minor version */
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ORTE_RELEASE_VERSION, /* MCA component release version */
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/* Component open, close, and query functions */
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orte_iof_tool_open,
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orte_iof_tool_close,
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orte_iof_tool_query
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},
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{
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/* The component is checkpoint ready */
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MCA_BASE_METADATA_PARAM_CHECKPOINT
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}
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}
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};
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/**
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* component open/close/init function
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*/
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static int orte_iof_tool_open(void)
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{
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/* Nothing to do */
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return ORTE_SUCCESS;
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}
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static int orte_iof_tool_close(void)
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{
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int rc = ORTE_SUCCESS;
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if (initialized) {
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OPAL_THREAD_LOCK(&mca_iof_tool_component.lock);
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/* Cancel the RML receive */
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rc = orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_IOF_PROXY);
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OPAL_THREAD_UNLOCK(&mca_iof_tool_component.lock);
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OBJ_DESTRUCT(&mca_iof_tool_component.lock);
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}
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return rc;
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}
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static int orte_iof_tool_query(mca_base_module_t **module, int *priority)
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{
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int rc;
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/* set default */
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*module = NULL;
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*priority = -1;
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/* if we are not a tool, then don't use this module */
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if (!orte_process_info.tool) {
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return ORTE_ERROR;
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}
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/* post a non-blocking RML receive to get messages
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from the HNP IOF component */
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if (ORTE_SUCCESS != (rc = orte_rml.recv_buffer_nb(ORTE_NAME_WILDCARD,
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ORTE_RML_TAG_IOF_PROXY,
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ORTE_RML_NON_PERSISTENT,
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orte_iof_tool_recv,
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NULL))) {
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ORTE_ERROR_LOG(rc);
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return rc;
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}
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OBJ_CONSTRUCT(&mca_iof_tool_component.lock, opal_mutex_t);
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mca_iof_tool_component.closed = false;
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/* we must be selected */
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*priority = 100;
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*module = (mca_base_module_t *) &orte_iof_tool_module;
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initialized = true;
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return ORTE_SUCCESS;
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}
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