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openmpi/orte/util/dash_host/dash_host.c
Nathan Hjelm 4d92c9989e more c99 updates
This commit does two things. It removes checks for C99 required
headers (stdlib.h, string.h, signal.h, etc). Additionally it removes
definitions for required C99 types (intptr_t, int64_t, int32_t, etc).

Signed-off-by: Nathan Hjelm <hjelmn@me.com>
2015-06-25 10:14:13 -06:00

522 строки
18 KiB
C

/*
* Copyright (c) 2004-2005 The Trustees of Indiana University and Indiana
* University Research and Technology
* Corporation. All rights reserved.
* Copyright (c) 2004-2005 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) 2013 Cisco Systems, Inc. All rights reserved.
* Copyright (c) 2014-2015 Intel, Inc. All rights reserved.
* Copyright (c) 2015 Research Organization for Information Science
* and Technology (RIST). All rights reserved.
* $COPYRIGHT$
*
* Additional copyrights may follow
*
* $HEADER$
*/
#include "orte_config.h"
#include <string.h>
#include "orte/constants.h"
#include "orte/types.h"
#include "orte/util/show_help.h"
#include "opal/util/argv.h"
#include "opal/util/if.h"
#include "orte/mca/ras/base/base.h"
#include "orte/mca/plm/plm_types.h"
#include "orte/mca/errmgr/errmgr.h"
#include "orte/util/proc_info.h"
#include "orte/runtime/orte_globals.h"
#include "dash_host.h"
/* we can only enter this routine if no other allocation
* was found, so we only need to know that finding any
* relative node syntax should generate an immediate error
*/
int orte_util_add_dash_host_nodes(opal_list_t *nodes,
char *hosts)
{
opal_list_item_t *item, *itm;
orte_std_cntr_t i, j, k;
int rc;
char **host_argv=NULL;
char **mapped_nodes = NULL, **mini_map, *ndname;
orte_node_t *node, *nd;
opal_list_t adds;
bool found;
int slots;
bool slots_given;
char *cptr;
OPAL_OUTPUT_VERBOSE((1, orte_ras_base_framework.framework_output,
"%s dashhost: parsing args",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME)));
OBJ_CONSTRUCT(&adds, opal_list_t);
host_argv = opal_argv_split(hosts, ',');
/* Accumulate all of the host name mappings */
for (j = 0; j < opal_argv_count(host_argv); ++j) {
mini_map = opal_argv_split(host_argv[j], ',');
if (mapped_nodes == NULL) {
mapped_nodes = mini_map;
} else {
for (k = 0; NULL != mini_map[k]; ++k) {
rc = opal_argv_append_nosize(&mapped_nodes,
mini_map[k]);
if (OPAL_SUCCESS != rc) {
opal_argv_free(host_argv);
opal_argv_free(mini_map);
goto cleanup;
}
}
opal_argv_free(mini_map);
}
}
opal_argv_free(host_argv);
/* Did we find anything? If not, then do nothing */
if (NULL == mapped_nodes) {
rc = ORTE_SUCCESS;
goto cleanup;
}
/* go through the names found and
add them to the host list. If they're not unique, then
bump the slots count for each duplicate */
for (i = 0; NULL != mapped_nodes[i]; ++i) {
/* if the specified node contains a relative node syntax,
* this is an error
*/
if ('+' == mapped_nodes[i][0]) {
orte_show_help("help-dash-host.txt", "dash-host:relative-syntax",
true, mapped_nodes[i]);
rc = ORTE_ERR_SILENT;
goto cleanup;
}
/* see if the node contains the number of slots */
slots_given = false;
if (NULL != (cptr = strchr(mapped_nodes[i], ':'))) {
*cptr = '\0';
++cptr;
if ('*' == *cptr) {
slots = 0;
} else {
slots = strtol(cptr, NULL, 10);
}
slots_given = true;
}
OPAL_OUTPUT_VERBOSE((1, orte_ras_base_framework.framework_output,
"%s dashhost: working node %s",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), mapped_nodes[i]));
/* check for local name */
if (orte_ifislocal(mapped_nodes[i])) {
ndname = orte_process_info.nodename;
} else {
ndname = mapped_nodes[i];
}
/* see if the node is already on the list */
found = false;
OPAL_LIST_FOREACH(node, &adds, orte_node_t) {
if (0 == strcmp(node->name, ndname)) {
found = true;
if (slots_given) {
node->slots += slots;
if (0 < slots) {
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_SLOTS_GIVEN);
}
} else {
++node->slots;
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_SLOTS_GIVEN);
}
OPAL_OUTPUT_VERBOSE((1, orte_ras_base_framework.framework_output,
"%s dashhost: node %s already on list - slots %d",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), node->name, node->slots));
break;
}
}
/* If we didn't find it, add it to the list */
if (!found) {
node = OBJ_NEW(orte_node_t);
if (NULL == node) {
opal_argv_free(mapped_nodes);
return ORTE_ERR_OUT_OF_RESOURCE;
}
node->name = strdup(ndname);
OPAL_OUTPUT_VERBOSE((1, orte_ras_base_framework.framework_output,
"%s dashhost: added node %s to list",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), node->name));
node->state = ORTE_NODE_STATE_UP;
node->slots_inuse = 0;
node->slots_max = 0;
if (slots_given) {
node->slots = slots;
if (0 < slots) {
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_SLOTS_GIVEN);
}
} else {
node->slots = 1;
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_SLOTS_GIVEN);
}
opal_list_append(&adds, &node->super);
}
}
/* transfer across all unique nodes */
while (NULL != (item = opal_list_remove_first(&adds))) {
nd = (orte_node_t*)item;
found = false;
for (itm = opal_list_get_first(nodes);
itm != opal_list_get_end(nodes);
itm = opal_list_get_next(itm)) {
node = (orte_node_t*)itm;
if (0 == strcmp(nd->name, node->name)) {
found = true;
OPAL_OUTPUT_VERBOSE((1, orte_ras_base_framework.framework_output,
"%s dashhost: found existing node %s on input list - ignoring",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), node->name));
if (ORTE_FLAG_TEST(nd, ORTE_NODE_FLAG_SLOTS_GIVEN)) {
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_SLOTS_GIVEN);
}
/* don't ignore a slots directive */
if (slots_given) {
node->slots = slots;
}
break;
}
}
if (!found) {
OPAL_OUTPUT_VERBOSE((1, orte_ras_base_framework.framework_output,
"%s dashhost: adding node %s with %d slots to final list",
ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), nd->name, nd->slots));
opal_list_append(nodes, &nd->super);
} else {
OBJ_RELEASE(item);
}
}
rc = ORTE_SUCCESS;
cleanup:
if (NULL != mapped_nodes) {
opal_argv_free(mapped_nodes);
}
OPAL_LIST_DESTRUCT(&adds);
return rc;
}
/* the -host option can always be used in both absolute
* and relative mode, so we have to check for pre-existing
* allocations if we are to use relative node syntax
*/
static int parse_dash_host(char ***mapped_nodes, char *hosts)
{
orte_std_cntr_t j, k;
int rc=ORTE_SUCCESS;
char **mini_map=NULL, *cptr;
int nodeidx;
orte_node_t *node;
char **host_argv=NULL;
host_argv = opal_argv_split(hosts, ',');
/* Accumulate all of the host name mappings */
for (j = 0; j < opal_argv_count(host_argv); ++j) {
mini_map = opal_argv_split(host_argv[j], ',');
for (k = 0; NULL != mini_map[k]; ++k) {
if ('+' == mini_map[k][0]) {
/* see if we specified empty nodes */
if ('e' == mini_map[k][1] ||
'E' == mini_map[k][1]) {
/* request for empty nodes - do they want
* all of them?
*/
if (NULL != (cptr = strchr(mini_map[k], ':'))) {
/* the colon indicates a specific # are requested */
*cptr = '*';
opal_argv_append_nosize(mapped_nodes, cptr);
} else {
/* add a marker to the list */
opal_argv_append_nosize(mapped_nodes, "*");
}
} else if ('n' == mini_map[k][1] ||
'N' == mini_map[k][1]) {
/* they want a specific relative node #, so
* look it up on global pool
*/
nodeidx = strtol(&mini_map[k][2], NULL, 10);
if (nodeidx < 0 ||
nodeidx > (int)orte_node_pool->size) {
/* this is an error */
orte_show_help("help-dash-host.txt", "dash-host:relative-node-out-of-bounds",
true, nodeidx, mini_map[k]);
rc = ORTE_ERR_SILENT;
goto cleanup;
}
/* if the HNP is not allocated, then we need to
* adjust the index as the node pool is offset
* by one
*/
if (!orte_hnp_is_allocated) {
nodeidx++;
}
/* see if that location is filled */
if (NULL == (node = (orte_node_t *) opal_pointer_array_get_item(orte_node_pool, nodeidx))) {
/* this is an error */
orte_show_help("help-dash-host.txt", "dash-host:relative-node-not-found",
true, nodeidx, mini_map[k]);
rc = ORTE_ERR_SILENT;
goto cleanup;
}
/* add this node to the list */
opal_argv_append_nosize(mapped_nodes, node->name);
} else {
/* invalid relative node syntax */
orte_show_help("help-dash-host.txt", "dash-host:invalid-relative-node-syntax",
true, mini_map[k]);
rc = ORTE_ERR_SILENT;
goto cleanup;
}
} else { /* non-relative syntax - add to list */
/* remove any modifier */
if (NULL != (cptr = strchr(mini_map[k], ':'))) {
*cptr = '\0';
}
/* check for local alias */
if (orte_ifislocal(mini_map[k])) {
opal_argv_append_nosize(mapped_nodes, orte_process_info.nodename);
} else {
opal_argv_append_nosize(mapped_nodes, mini_map[k]);
}
}
}
opal_argv_free(mini_map);
mini_map = NULL;
}
cleanup:
if (NULL != host_argv) {
opal_argv_free(host_argv);
}
if (NULL != mini_map) {
opal_argv_free(mini_map);
}
return rc;
}
int orte_util_filter_dash_host_nodes(opal_list_t *nodes,
char *hosts,
bool remove)
{
opal_list_item_t* item;
opal_list_item_t *next;
orte_std_cntr_t i, j, len_mapped_node=0;
int rc;
char **mapped_nodes = NULL;
orte_node_t *node;
int num_empty=0;
opal_list_t keep;
bool want_all_empty=false;
char *cptr;
/* if the incoming node list is empty, then there
* is nothing to filter!
*/
if (opal_list_is_empty(nodes)) {
return ORTE_SUCCESS;
}
if (ORTE_SUCCESS != (rc = parse_dash_host(&mapped_nodes, hosts))) {
ORTE_ERROR_LOG(rc);
return rc;
}
/* Did we find anything? If not, then do nothing */
if (NULL == mapped_nodes) {
return ORTE_SUCCESS;
}
/* NOTE: The following logic is based on knowing that
* any node can only be included on the incoming
* nodes list ONCE.
*/
len_mapped_node = opal_argv_count(mapped_nodes);
/* setup a working list so we can put the final list
* of nodes in order. This way, if the user specifies a
* set of nodes, we will use them in the order in which
* they were specifed. Note that empty node requests
* will always be appended to the end
*/
OBJ_CONSTRUCT(&keep, opal_list_t);
for (i = 0; i < len_mapped_node; ++i) {
/* check if we are supposed to add some number of empty
* nodes here
*/
if ('*' == mapped_nodes[i][0]) {
/* if there is a number after the '*', then we are
* to insert a specific # of nodes
*/
if ('\0' == mapped_nodes[i][1]) {
/* take all empty nodes from the list */
num_empty = INT_MAX;
want_all_empty = true;
} else {
/* extract number of nodes to take */
num_empty = strtol(&mapped_nodes[i][1], NULL, 10);
}
/* search for empty nodes and take them */
item = opal_list_get_first(nodes);
while (0 < num_empty && item != opal_list_get_end(nodes)) {
next = opal_list_get_next(item); /* save this position */
node = (orte_node_t*)item;
/* see if this node is empty */
if (0 == node->slots_inuse) {
/* check to see if it is specified later */
for (j=i+1; j < len_mapped_node; j++) {
if (0 == strcmp(mapped_nodes[j], node->name)) {
/* specified later - skip this one */
goto skipnode;
}
}
if (remove) {
/* remove item from list */
opal_list_remove_item(nodes, item);
/* xfer to keep list */
opal_list_append(&keep, item);
} else {
/* mark the node as found */
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_MAPPED);
}
--num_empty;
}
skipnode:
item = next;
}
} else {
/* we are looking for a specific node on the list. The
* parser will have substituted our local name for any
* alias, so we only have to do a strcmp here */
item = opal_list_get_first(nodes);
while (item != opal_list_get_end(nodes)) {
next = opal_list_get_next(item); /* save this position */
node = (orte_node_t*)item;
/* remove any modifier */
if (NULL != (cptr = strchr(mapped_nodes[i], ':'))) {
*cptr = '\0';
}
/* search -host list to see if this one is found */
if (0 == strcmp(node->name, mapped_nodes[i])) {
if (remove) {
/* remove item from list */
opal_list_remove_item(nodes, item);
/* xfer to keep list */
opal_list_append(&keep, item);
} else {
/* mark the node as found */
ORTE_FLAG_SET(node, ORTE_NODE_FLAG_MAPPED);
}
break;
}
item = next;
}
}
/* done with the mapped entry */
free(mapped_nodes[i]);
mapped_nodes[i] = NULL;
}
/* was something specified that was -not- found? */
for (i=0; i < len_mapped_node; i++) {
if (NULL != mapped_nodes[i]) {
orte_show_help("help-dash-host.txt", "not-all-mapped-alloc",
true, mapped_nodes[i]);
rc = ORTE_ERR_SILENT;
goto cleanup;
}
}
if (!remove) {
/* all done */
rc = ORTE_SUCCESS;
goto cleanup;
}
/* clear the rest of the nodes list */
while (NULL != (item = opal_list_remove_first(nodes))) {
OBJ_RELEASE(item);
}
/* the nodes list has been cleared - rebuild it in order */
while (NULL != (item = opal_list_remove_first(&keep))) {
opal_list_append(nodes, item);
}
/* did they ask for more than we could provide */
if (!want_all_empty && 0 < num_empty) {
orte_show_help("help-dash-host.txt", "dash-host:not-enough-empty",
true, num_empty);
rc = ORTE_ERR_SILENT;
goto cleanup;
}
rc = ORTE_SUCCESS;
/* done filtering existing list */
cleanup:
for (i=0; i < len_mapped_node; i++) {
if (NULL != mapped_nodes[i]) {
free(mapped_nodes[i]);
mapped_nodes[i] = NULL;
}
}
if (NULL != mapped_nodes) {
free(mapped_nodes);
}
return rc;
}
int orte_util_get_ordered_dash_host_list(opal_list_t *nodes,
char *hosts)
{
int rc, i;
char **mapped_nodes = NULL;
orte_node_t *node;
if (ORTE_SUCCESS != (rc = parse_dash_host(&mapped_nodes, hosts))) {
ORTE_ERROR_LOG(rc);
}
/* for each entry, create a node entry on the list */
for (i=0; NULL != mapped_nodes[i]; i++) {
node = OBJ_NEW(orte_node_t);
node->name = strdup(mapped_nodes[i]);
opal_list_append(nodes, &node->super);
}
/* cleanup */
opal_argv_free(mapped_nodes);
return rc;
}