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openmpi/orte/util/nidmap.c

341 строка
10 KiB
C

/* -*- Mode: C; c-basic-offset:4 ; indent-tabs-mode:nil -*- */
/*
* Copyright (c) 2004-2005 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) 2012-2014 Los Alamos National Security, LLC.
* All rights reserved.
* Copyright (c) 2013-2015 Intel, Inc. All rights reserved
* Copyright (c) 2014 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include "orte/types.h"
#include "orte/constants.h"
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
#include <fcntl.h>
#ifdef HAVE_UNISTD_H
#include <unistd.h>
#endif
#ifdef HAVE_SYS_SOCKET_H
#include <sys/socket.h>
#endif
#ifdef HAVE_NETINET_IN_H
#include <netinet/in.h>
#endif
#ifdef HAVE_ARPA_INET_H
#include <arpa/inet.h>
#endif
#ifdef HAVE_NETDB_H
#include <netdb.h>
#endif
#ifdef HAVE_IFADDRS_H
#include <ifaddrs.h>
#endif
#include "opal/dss/dss.h"
#include "opal/runtime/opal.h"
#include "opal/class/opal_pointer_array.h"
#include "opal/mca/pmix/pmix.h"
#include "opal/mca/hwloc/base/base.h"
#include "opal/util/net.h"
#include "opal/util/output.h"
#include "opal/util/argv.h"
#include "opal/datatype/opal_datatype.h"
#include "orte/mca/dfs/dfs.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/mca/odls/base/odls_private.h"
#include "orte/util/show_help.h"
#include "orte/util/proc_info.h"
#include "orte/util/name_fns.h"
#include "orte/util/regex.h"
#include "orte/runtime/orte_globals.h"
#include "orte/mca/rml/base/rml_contact.h"
#include "orte/mca/state/state.h"
#include "orte/util/nidmap.h"
#if ORTE_ENABLE_STATIC_PORTS
int orte_util_build_daemon_nidmap(char **nodes)
{
int i, num_nodes;
int rc;
struct hostent *h;
opal_buffer_t buf;
opal_process_name_t proc;
char *uri, *addr;
char *proc_name;
opal_value_t kv;
num_nodes = opal_argv_count(nodes);
if (0 == num_nodes) {
/* nothing to do */
return ORTE_SUCCESS;
}
/* install the entry for the HNP */
proc.jobid = ORTE_PROC_MY_NAME->jobid;
proc.vpid = 0;
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(ORTE_DB_DAEMON_VPID);
kv.data.uint32 = proc.vpid;
kv.type = OPAL_UINT32;
if (OPAL_SUCCESS != (rc = opal_pmix.store_local(&proc, &kv))) {
ORTE_ERROR_LOG(rc);
OBJ_DESTRUCT(&kv);
return rc;
}
OBJ_DESTRUCT(&kv);
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_HOSTNAME);
kv.data.string = strdup("HNP");
kv.type = OPAL_STRING;
if (OPAL_SUCCESS != (rc = opal_pmix.store_local(&proc, &kv))) {
ORTE_ERROR_LOG(rc);
OBJ_DESTRUCT(&kv);
return rc;
}
OBJ_DESTRUCT(&kv);
/* the daemon vpids will be assigned in order,
* starting with vpid=1 for the first node in
* the list
*/
OBJ_CONSTRUCT(&buf, opal_buffer_t);
for (i=0; i < num_nodes; i++) {
/* define the vpid for this daemon */
proc.vpid = i+1;
/* store the hostname for the proc */
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_HOSTNAME);
kv.data.string = strdup(nodes[i]);
kv.type = OPAL_STRING;
if (OPAL_SUCCESS != (rc = opal_pmix.store_local(&proc, &kv))) {
ORTE_ERROR_LOG(rc);
OBJ_DESTRUCT(&kv);
return rc;
}
OBJ_DESTRUCT(&kv);
/* the arch defaults to our arch so that non-hetero
* case will yield correct behavior
*/
OBJ_CONSTRUCT(&kv, opal_value_t);
kv.key = strdup(OPAL_PMIX_ARCH);
kv.data.uint32 = opal_local_arch;
kv.type = OPAL_UINT32;
if (OPAL_SUCCESS != (rc = opal_pmix.store_local(&proc, &kv))) {
ORTE_ERROR_LOG(rc);
OBJ_DESTRUCT(&kv);
return rc;
}
OBJ_DESTRUCT(&kv);
/* lookup the address of this node */
if (NULL == (h = gethostbyname(nodes[i]))) {
ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND);
return ORTE_ERR_NOT_FOUND;
}
addr = inet_ntoa(*(struct in_addr*)h->h_addr_list[0]);
/* since we are using static ports, all my fellow daemons will be on my
* port. Setup the contact info for each daemon in my hash tables. Note
* that this will -not- open a port to those daemons, but will only
* define the info necessary for opening such a port if/when I communicate
* to them
*/
/* construct the URI */
orte_util_convert_process_name_to_string(&proc_name, &proc);
asprintf(&uri, "%s;tcp://%s:%d", proc_name, addr, (int)orte_process_info.my_port);
OPAL_OUTPUT_VERBOSE((2, orte_debug_verbosity,
"%s orte:util:build:daemon:nidmap node %s daemon %d addr %s uri %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
nodes[i], i+1, addr, uri));
opal_dss.pack(&buf, &uri, 1, OPAL_STRING);
free(proc_name);
free(uri);
}
/* load the hash tables */
if (ORTE_SUCCESS != (rc = orte_rml_base_update_contact_info(&buf))) {
ORTE_ERROR_LOG(rc);
}
OBJ_DESTRUCT(&buf);
return rc;
}
#endif
int orte_util_encode_nodemap(opal_byte_object_t *boptr, bool update)
{
orte_node_t *node;
int32_t i;
int rc;
opal_buffer_t buf;
orte_job_t *daemons;
orte_proc_t *dmn;
/* if the daemon job has not been updated, then there is
* nothing to send
*/
daemons = orte_get_job_data_object(ORTE_PROC_MY_NAME->jobid);
if (update && !ORTE_FLAG_TEST(daemons, ORTE_JOB_FLAG_UPDATED)) {
boptr->bytes = NULL;
boptr->size = 0;
return ORTE_SUCCESS;
}
/* setup a buffer for tmp use */
OBJ_CONSTRUCT(&buf, opal_buffer_t);
/* send the number of nodes */
if (ORTE_SUCCESS != (rc = opal_dss.pack(&buf, &daemons->num_procs, 1, ORTE_VPID))) {
ORTE_ERROR_LOG(rc);
return rc;
}
for (i=0; i < daemons->procs->size; i++) {
if (NULL == (dmn = (orte_proc_t*)opal_pointer_array_get_item(daemons->procs, i))) {
continue;
}
/* if the daemon doesn't have a node, that's an error */
if (NULL == (node = dmn->node)) {
ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND);
return ORTE_ERR_NOT_FOUND;
}
if (ORTE_SUCCESS != (rc = opal_dss.pack(&buf, &dmn->name.vpid, 1, ORTE_VPID))) {
ORTE_ERROR_LOG(rc);
return rc;
}
/* pack the node */
if (ORTE_SUCCESS != (rc = opal_dss.pack(&buf, &node, 1, ORTE_NODE))) {
ORTE_ERROR_LOG(rc);
return rc;
}
}
/* transfer the payload to the byte object */
opal_dss.unload(&buf, (void**)&boptr->bytes, &boptr->size);
OBJ_DESTRUCT(&buf);
return ORTE_SUCCESS;
}
/* decode a nodemap for a daemon */
int orte_util_decode_daemon_nodemap(opal_byte_object_t *bo)
{
int n;
orte_vpid_t vpid;
orte_node_t *node, *nptr;
opal_buffer_t buf;
int rc=ORTE_SUCCESS;
orte_job_t *daemons;
orte_proc_t *dptr;
orte_vpid_t num_daemons;
if (NULL == bo->bytes || 0 == bo->size) {
/* nothing to unpack */
return ORTE_SUCCESS;
}
/* xfer the byte object to a buffer for unpacking */
OBJ_CONSTRUCT(&buf, opal_buffer_t);
opal_dss.load(&buf, bo->bytes, bo->size);
/* unpack the number of procs */
n=1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(&buf, &num_daemons, &n, ORTE_VPID))) {
ORTE_ERROR_LOG(rc);
return rc;
}
/* transfer the data to the nodes */
daemons = orte_get_job_data_object(ORTE_PROC_MY_NAME->jobid);
daemons->num_procs = num_daemons;
n=1;
while (OPAL_SUCCESS == (rc = opal_dss.unpack(&buf, &vpid, &n, ORTE_VPID))) {
/* unpack and store the node */
n=1;
if (ORTE_SUCCESS != (rc = opal_dss.unpack(&buf, &node, &n, ORTE_NODE))) {
ORTE_ERROR_LOG(rc);
return rc;
}
/* set the nodeid */
node->index = vpid;
/* do we already have this node? */
nptr = (orte_node_t*)opal_pointer_array_get_item(orte_node_pool, vpid);
/* set the new node object into the array */
opal_pointer_array_set_item(orte_node_pool, vpid, node);
if (NULL == (dptr = (orte_proc_t*)opal_pointer_array_get_item(daemons->procs, vpid))) {
dptr = OBJ_NEW(orte_proc_t);
dptr->name.jobid = ORTE_PROC_MY_NAME->jobid;
dptr->name.vpid = vpid;
opal_pointer_array_set_item(daemons->procs, vpid, dptr);
}
if (NULL != node->daemon) {
OBJ_RELEASE(node->daemon);
}
OBJ_RETAIN(dptr);
node->daemon = dptr;
if (NULL != dptr->node) {
OBJ_RELEASE(dptr->node);
}
OBJ_RETAIN(node);
if (NULL != nptr) {
OBJ_RELEASE(nptr);
}
dptr->node = node;
}
if (ORTE_ERR_UNPACK_READ_PAST_END_OF_BUFFER != rc) {
ORTE_ERROR_LOG(rc);
OBJ_DESTRUCT(&buf);
return rc;
}
rc = ORTE_SUCCESS;
orte_process_info.num_procs = daemons->num_procs;
if (orte_process_info.max_procs < orte_process_info.num_procs) {
orte_process_info.max_procs = orte_process_info.num_procs;
}
/* update num_daemons */
orte_process_info.num_daemons = daemons->num_procs;
if (0 < opal_output_get_verbosity(orte_debug_verbosity)) {
int i;
for (i=0; i < orte_node_pool->size; i++) {
if (NULL == (node = (orte_node_t*)opal_pointer_array_get_item(orte_node_pool, i))) {
continue;
}
opal_output(0, "%s node[%d].name %s daemon %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), i,
(NULL == node->name) ? "NULL" : node->name,
(NULL == node->daemon) ? "NONE" : ORTE_VPID_PRINT(node->daemon->name.vpid));
}
}
OBJ_DESTRUCT(&buf);
return rc;
}