96e1b9b747
or ORTE_RML. As the others compiles fine with -Wimplicit-function-declaration This commit was SVN r20639.
228 строки
9.0 KiB
C
228 строки
9.0 KiB
C
/*
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* Copyright (c) 2004-2008 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 Los Alamos National Security, LLC. All rights
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* reserved.
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* Copyright (c) 2008-2009 Sun Microsystems, Inc. All rights reserved.
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* Copyright (c) 2009 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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* These symbols are in a file by themselves to provide nice linker
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* semantics. Since linkers generally pull in symbols by object
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* files, keeping these symbols as the only symbols in this file
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* prevents utility programs such as "ompi_info" from having to import
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* entire components just to query their version and parameters.
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*/
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#include "orte_config.h"
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#include "orte/constants.h"
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#include <stdlib.h>
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#include <ctype.h>
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#include "opal/util/opal_environ.h"
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#include "opal/util/output.h"
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#include "opal/util/argv.h"
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#include "opal/util/path.h"
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#include "opal/mca/base/mca_base_param.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/util/name_fns.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/util/show_help.h"
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#include "orte/mca/plm/plm.h"
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#include "orte/mca/plm/base/plm_private.h"
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#include "orte/mca/plm/rsh/plm_rsh.h"
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/*
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* Public string showing the plm ompi_rsh component version number
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*/
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const char *mca_plm_rsh_component_version_string =
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"Open MPI rsh plm MCA component version " ORTE_VERSION;
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/*
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* Instantiate the public struct with all of our public information
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* and pointers to our public functions in it
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*/
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orte_plm_rsh_component_t mca_plm_rsh_component = {
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{
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/* First, the mca_component_t struct containing meta information
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about the component itself */
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{
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ORTE_PLM_BASE_VERSION_2_0_0,
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/* Component name and version */
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"rsh",
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ORTE_MAJOR_VERSION,
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ORTE_MINOR_VERSION,
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ORTE_RELEASE_VERSION,
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/* Component open and close functions */
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orte_plm_rsh_component_open,
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orte_plm_rsh_component_close,
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orte_plm_rsh_component_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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int orte_plm_rsh_component_open(void)
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{
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int tmp;
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mca_base_component_t *c = &mca_plm_rsh_component.super.base_version;
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/* initialize globals */
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OBJ_CONSTRUCT(&mca_plm_rsh_component.lock, opal_mutex_t);
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OBJ_CONSTRUCT(&mca_plm_rsh_component.cond, opal_condition_t);
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mca_plm_rsh_component.num_children = 0;
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OBJ_CONSTRUCT(&mca_plm_rsh_component.children, opal_list_t);
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mca_plm_rsh_component.using_qrsh = false;
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/* lookup parameters */
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mca_base_param_reg_int(c, "num_concurrent",
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"How many plm_rsh_agent instances to invoke concurrently (must be > 0)",
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false, false, 128, &tmp);
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if (tmp <= 0) {
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orte_show_help("help-plm-rsh.txt", "concurrency-less-than-zero",
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true, tmp);
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tmp = 1;
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}
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mca_plm_rsh_component.num_concurrent = tmp;
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mca_base_param_reg_int(c, "force_rsh",
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"Force the launcher to always use rsh",
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false, false, false, &tmp);
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mca_plm_rsh_component.force_rsh = OPAL_INT_TO_BOOL(tmp);
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mca_base_param_reg_int(c, "disable_qrsh",
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"Disable the launcher to use qrsh when under the SGE parallel environment",
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false, false, false, &tmp);
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mca_plm_rsh_component.disable_qrsh = OPAL_INT_TO_BOOL(tmp);
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mca_base_param_reg_int(c, "daemonize_qrsh",
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"Daemonize the orted under the SGE parallel environment",
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false, false, false, &tmp);
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mca_plm_rsh_component.daemonize_qrsh = OPAL_INT_TO_BOOL(tmp);
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mca_base_param_reg_int(c, "priority",
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"Priority of the rsh plm component",
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false, false, 10,
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&mca_plm_rsh_component.priority);
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mca_base_param_reg_int(c, "delay",
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"Delay (in seconds) between invocations of the remote agent, but only used when the \"debug\" MCA parameter is true, or the top-level MCA debugging is enabled (otherwise this value is ignored)",
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false, false, 1,
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&mca_plm_rsh_component.delay);
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mca_base_param_reg_int(c, "assume_same_shell",
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"If set to 1, assume that the shell on the remote node is the same as the shell on the local node. Otherwise, probe for what the remote shell.",
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false, false, 1, &tmp);
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mca_plm_rsh_component.assume_same_shell = OPAL_INT_TO_BOOL(tmp);
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mca_base_param_reg_int(c, "tree_spawn",
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"If set to 1, launch via a tree-based topology",
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false, false, (int)false, &tmp);
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mca_plm_rsh_component.tree_spawn = OPAL_INT_TO_BOOL(tmp);
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return ORTE_SUCCESS;
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}
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int orte_plm_rsh_component_query(mca_base_module_t **module, int *priority)
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{
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char *tmp;
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/* Check if we are under SGE parallel environment by looking at several
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* environment variables. If so, setup the path and argv[0]. */
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if (!mca_plm_rsh_component.disable_qrsh &&
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NULL != getenv("SGE_ROOT") && NULL != getenv("ARC") &&
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NULL != getenv("PE_HOSTFILE") && NULL != getenv("JOB_ID")) {
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/* setting rsh_agent_path and rsh_agent_argv[0] for qrsh */
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asprintf(&orte_plm_globals.rsh_agent_path, "%s/bin/%s/qrsh",
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getenv("SGE_ROOT"), getenv("ARC"));
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orte_plm_globals.rsh_agent_argv = NULL;
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opal_argv_append_nosize(&orte_plm_globals.rsh_agent_argv,
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orte_plm_globals.rsh_agent_path);
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/* double check that we have access and permissions for the qrsh agent */
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if (NULL == opal_path_findv(orte_plm_globals.rsh_agent_argv[0], X_OK,
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environ, NULL)) {
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opal_output_verbose(1, orte_plm_globals.output,
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"%s plm:rsh: unable to be used: cannot find path "
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"or execution permissions not set for launching agent \"%s\"\n",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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orte_plm_globals.rsh_agent_argv[0]);
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*module = NULL;
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return ORTE_ERROR;
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}
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/* automatically add -inherit and grid engine PE related flags */
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opal_argv_append_nosize(&orte_plm_globals.rsh_agent_argv, "-inherit");
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/* Don't use the "-noshell" flag as qrsh would have a problem
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* swallowing a long command */
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opal_argv_append_nosize(&orte_plm_globals.rsh_agent_argv, "-nostdin");
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opal_argv_append_nosize(&orte_plm_globals.rsh_agent_argv, "-V");
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if (0 < opal_output_get_verbosity(orte_plm_globals.output)) {
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opal_argv_append_nosize(&orte_plm_globals.rsh_agent_argv, "-verbose");
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tmp = opal_argv_join(orte_plm_globals.rsh_agent_argv, ' ');
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opal_output_verbose(1, orte_plm_globals.output,
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"%s plm:rsh: using \"%s\" for launching\n",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), tmp);
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free(tmp);
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}
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mca_plm_rsh_component.using_qrsh = true;
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*priority = mca_plm_rsh_component.priority;
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*module = (mca_base_module_t *) &orte_plm_rsh_module;
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return ORTE_SUCCESS;
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}
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/* if this isn't an SGE environment, see if rsh/ssh is available */
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if (ORTE_SUCCESS != orte_plm_base_rsh_launch_agent_setup()) {
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/* this isn't an error - we just cannot be selected */
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OPAL_OUTPUT_VERBOSE((1, orte_plm_globals.output,
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"%s plm:rsh: unable to be used: cannot find path "
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"for launching agent \"%s\"\n",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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orte_plm_globals.rsh_agent_argv[0]));
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*module = NULL;
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return ORTE_ERROR;
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}
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/* we are good - make ourselves available */
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*priority = mca_plm_rsh_component.priority;
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*module = (mca_base_module_t *) &orte_plm_rsh_module;
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return ORTE_SUCCESS;
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}
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int orte_plm_rsh_component_close(void)
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{
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/* cleanup state */
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OBJ_DESTRUCT(&mca_plm_rsh_component.lock);
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OBJ_DESTRUCT(&mca_plm_rsh_component.cond);
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OBJ_DESTRUCT(&mca_plm_rsh_component.children);
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return ORTE_SUCCESS;
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}
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