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openmpi/orte/mca/plm/base/plm_base_receive.c
2015-07-29 07:28:08 -07:00

392 строки
14 KiB
C

/* -*- C -*-
*
* Copyright (c) 2004-2010 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) 2011 Los Alamos National Security, LLC.
* All rights reserved.
* Copyright (c) 2014-2015 Intel, Inc. All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
/** @file:
*
*/
/*
* includes
*/
#include "orte_config.h"
#include <string.h>
#ifdef HAVE_SYS_TIME_H
#include <sys/time.h>
#endif
#include "orte/mca/mca.h"
#include "opal/dss/dss.h"
#include "opal/threads/threads.h"
#include "opal/util/argv.h"
#include "orte/constants.h"
#include "orte/types.h"
#include "orte/util/proc_info.h"
#include "orte/util/error_strings.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/mca/ess/ess.h"
#include "orte/mca/rml/rml.h"
#include "orte/mca/rml/rml_types.h"
#include "orte/mca/routed/routed.h"
#include "orte/mca/ras/base/base.h"
#include "orte/util/name_fns.h"
#include "orte/mca/state/state.h"
#include "orte/runtime/orte_globals.h"
#include "orte/runtime/orte_quit.h"
#include "orte/mca/plm/plm_types.h"
#include "orte/mca/plm/plm.h"
#include "orte/mca/plm/base/plm_private.h"
#include "orte/mca/plm/base/base.h"
static bool recv_issued=false;
int orte_plm_base_comm_start(void)
{
if (recv_issued) {
return ORTE_SUCCESS;
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive start comm",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
orte_rml.recv_buffer_nb(ORTE_NAME_WILDCARD,
ORTE_RML_TAG_PLM,
ORTE_RML_PERSISTENT,
orte_plm_base_recv,
NULL);
if (ORTE_PROC_IS_HNP) {
orte_rml.recv_buffer_nb(ORTE_NAME_WILDCARD,
ORTE_RML_TAG_ORTED_CALLBACK,
ORTE_RML_PERSISTENT,
orte_plm_base_daemon_callback, NULL);
orte_rml.recv_buffer_nb(ORTE_NAME_WILDCARD,
ORTE_RML_TAG_REPORT_REMOTE_LAUNCH,
ORTE_RML_PERSISTENT,
orte_plm_base_daemon_failed, NULL);
}
recv_issued = true;
return ORTE_SUCCESS;
}
int orte_plm_base_comm_stop(void)
{
if (!recv_issued) {
return ORTE_SUCCESS;
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive stop comm",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_PLM);
if (ORTE_PROC_IS_HNP) {
orte_rml.recv_cancel(ORTE_NAME_WILDCARD, ORTE_RML_TAG_ORTED_CALLBACK);
}
recv_issued = false;
return ORTE_SUCCESS;
}
/* process incoming messages in order of receipt */
void orte_plm_base_recv(int status, orte_process_name_t* sender,
opal_buffer_t* buffer, orte_rml_tag_t tag,
void* cbdata)
{
orte_plm_cmd_flag_t command;
orte_std_cntr_t count;
orte_jobid_t job;
orte_job_t *jdata, *parent;
opal_buffer_t *answer;
orte_vpid_t vpid;
orte_proc_t *proc;
orte_proc_state_t state;
orte_exit_code_t exit_code;
int32_t rc=ORTE_SUCCESS, ret;
orte_app_context_t *app, *child_app;
orte_process_name_t name;
pid_t pid;
bool running;
int i;
char **env;
char *prefix_dir;
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive processing msg",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buffer, &command, &count, ORTE_PLM_CMD))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
switch (command) {
case ORTE_PLM_LAUNCH_JOB_CMD:
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive job launch command from %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_NAME_PRINT(sender)));
/* unpack the job object */
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buffer, &jdata, &count, ORTE_JOB))) {
ORTE_ERROR_LOG(rc);
goto ANSWER_LAUNCH;
}
/* record the sender so we know who to respond to */
jdata->originator.jobid = sender->jobid;
jdata->originator.vpid = sender->vpid;
/* get the parent's job object */
if (NULL != (parent = orte_get_job_data_object(sender->jobid))) {
/* if the prefix was set in the parent's job, we need to transfer
* that prefix to the child's app_context so any further launch of
* orteds can find the correct binary. There always has to be at
* least one app_context in both parent and child, so we don't
* need to check that here. However, be sure not to overwrite
* the prefix if the user already provided it!
*/
app = (orte_app_context_t*)opal_pointer_array_get_item(parent->apps, 0);
child_app = (orte_app_context_t*)opal_pointer_array_get_item(jdata->apps, 0);
prefix_dir = NULL;
if (orte_get_attribute(&app->attributes, ORTE_APP_PREFIX_DIR, (void**)&prefix_dir, OPAL_STRING) &&
!orte_get_attribute(&child_app->attributes, ORTE_APP_PREFIX_DIR, NULL, OPAL_STRING)) {
orte_set_attribute(&child_app->attributes, ORTE_APP_PREFIX_DIR, ORTE_ATTR_GLOBAL, prefix_dir, OPAL_STRING);
}
if (NULL != prefix_dir) {
free(prefix_dir);
}
}
/* if the user asked to forward any envars, cycle through the app contexts
* in the comm_spawn request and add them
*/
if (NULL != orte_forwarded_envars) {
for (i=0; i < jdata->apps->size; i++) {
if (NULL == (app = (orte_app_context_t*)opal_pointer_array_get_item(jdata->apps, i))) {
continue;
}
env = opal_environ_merge(orte_forwarded_envars, app->env);
opal_argv_free(app->env);
app->env = env;
}
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive adding hosts",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
/* process any add-hostfile and add-host options that were provided */
if (ORTE_SUCCESS != (rc = orte_ras_base_add_hosts(jdata))) {
ORTE_ERROR_LOG(rc);
goto ANSWER_LAUNCH;
}
if (NULL != parent) {
if (NULL == parent->bookmark) {
/* find the sender's node in the job map */
if (NULL != (proc = (orte_proc_t*)opal_pointer_array_get_item(parent->procs, sender->vpid))) {
/* set the bookmark so the child starts from that place - this means
* that the first child process could be co-located with the proc
* that called comm_spawn, assuming slots remain on that node. Otherwise,
* the procs will start on the next available node
*/
jdata->bookmark = proc->node;
}
} else {
jdata->bookmark = parent->bookmark;
}
/* provide the parent's last object */
jdata->bkmark_obj = parent->bkmark_obj;
}
/* launch it */
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive calling spawn",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
if (ORTE_SUCCESS != (rc = orte_plm.spawn(jdata))) {
ORTE_ERROR_LOG(rc);
goto ANSWER_LAUNCH;
}
break;
ANSWER_LAUNCH:
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive - error on launch: %d",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), rc));
/* setup the response */
answer = OBJ_NEW(opal_buffer_t);
/* pack the error code to be returned */
if (ORTE_SUCCESS != (ret = opal_dss.pack(answer, &rc, 1, OPAL_INT32))) {
ORTE_ERROR_LOG(ret);
}
/* send the response back to the sender */
if (0 > (ret = orte_rml.send_buffer_nb(sender, answer, ORTE_RML_TAG_PLM_PROXY,
orte_rml_send_callback, NULL))) {
ORTE_ERROR_LOG(ret);
OBJ_RELEASE(answer);
}
break;
case ORTE_PLM_UPDATE_PROC_STATE:
opal_output_verbose(5, orte_plm_base_framework.framework_output,
"%s plm:base:receive update proc state command from %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_NAME_PRINT(sender));
count = 1;
while (ORTE_SUCCESS == (rc = opal_dss.unpack(buffer, &job, &count, ORTE_JOBID))) {
opal_output_verbose(5, orte_plm_base_framework.framework_output,
"%s plm:base:receive got update_proc_state for job %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
ORTE_JOBID_PRINT(job));
name.jobid = job;
running = false;
/* get the job object */
jdata = orte_get_job_data_object(job);
count = 1;
while (ORTE_SUCCESS == (rc = opal_dss.unpack(buffer, &vpid, &count, ORTE_VPID))) {
if (ORTE_VPID_INVALID == vpid) {
/* flag indicates that this job is complete - move on */
break;
}
name.vpid = vpid;
/* unpack the pid */
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buffer, &pid, &count, OPAL_PID))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
/* unpack the state */
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buffer, &state, &count, ORTE_PROC_STATE))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
if (ORTE_PROC_STATE_RUNNING == state) {
running = true;
}
/* unpack the exit code */
count = 1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buffer, &exit_code, &count, ORTE_EXIT_CODE))) {
ORTE_ERROR_LOG(rc);
goto CLEANUP;
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive got update_proc_state for vpid %lu state %s exit_code %d",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
(unsigned long)vpid, orte_proc_state_to_str(state), (int)exit_code));
if (NULL != jdata) {
/* get the proc data object */
if (NULL == (proc = (orte_proc_t*)opal_pointer_array_get_item(jdata->procs, vpid))) {
ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND);
ORTE_FORCED_TERMINATE(ORTE_ERROR_DEFAULT_EXIT_CODE);
}
/* NEVER update the proc state before activating the state machine - let
* the state cbfunc update it as it may need to compare this
* state against the prior proc state */
proc->pid = pid;
proc->exit_code = exit_code;
ORTE_ACTIVATE_PROC_STATE(&name, state);
}
}
/* record that we heard back from a daemon during app launch */
if (running && NULL != jdata) {
jdata->num_daemons_reported++;
if (orte_report_launch_progress) {
if (0 == jdata->num_daemons_reported % 100 ||
jdata->num_daemons_reported == orte_process_info.num_procs) {
ORTE_ACTIVATE_JOB_STATE(jdata, ORTE_JOB_STATE_REPORT_PROGRESS);
}
}
}
/* prepare for next job */
count = 1;
}
if (ORTE_ERR_UNPACK_READ_PAST_END_OF_BUFFER != rc) {
ORTE_ERROR_LOG(rc);
} else {
rc = ORTE_SUCCESS;
}
break;
case ORTE_PLM_REGISTERED_CMD:
count=1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(buffer, &job, &count, ORTE_JOBID))) {
ORTE_ERROR_LOG(rc);
goto DEPART;
}
name.jobid = job;
/* get the job object */
if (NULL == (jdata = orte_get_job_data_object(job))) {
ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND);
rc = ORTE_ERR_NOT_FOUND;
goto DEPART;
}
count=1;
while (ORTE_SUCCESS == opal_dss.unpack(buffer, &vpid, &count, ORTE_VPID)) {
name.vpid = vpid;
ORTE_ACTIVATE_PROC_STATE(&name, ORTE_PROC_STATE_REGISTERED);
count=1;
}
break;
default:
ORTE_ERROR_LOG(ORTE_ERR_VALUE_OUT_OF_BOUNDS);
rc = ORTE_ERR_VALUE_OUT_OF_BOUNDS;
break;
}
CLEANUP:
if (ORTE_SUCCESS != rc) {
goto DEPART;
}
DEPART:
/* see if an error occurred - if so, wakeup the HNP so we can exit */
if (ORTE_PROC_IS_HNP && ORTE_SUCCESS != rc) {
jdata = NULL;
ORTE_FORCED_TERMINATE(ORTE_ERROR_DEFAULT_EXIT_CODE);
}
OPAL_OUTPUT_VERBOSE((5, orte_plm_base_framework.framework_output,
"%s plm:base:receive done processing commands",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
}
/* where HNP messages come */
void orte_plm_base_receive_process_msg(int fd, short event, void *data)
{
assert(0);
}