723 строки
22 KiB
C
723 строки
22 KiB
C
/*
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* Copyright (c) 2004-2005 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) 2004-2011 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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* $COPYRIGHT$
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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/types.h"
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#include "orte/constants.h"
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ctype.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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#ifdef HAVE_SYS_SOCKET_H
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#include <sys/socket.h>
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#endif
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#ifdef HAVE_NETINET_IN_H
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#include <netinet/in.h>
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#endif
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#ifdef HAVE_ARPA_INET_H
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#include <arpa/inet.h>
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#endif
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#ifdef HAVE_NETDB_H
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#include <netdb.h>
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#endif
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#ifdef HAVE_IFADDRS_H
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#include <ifaddrs.h>
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#endif
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#include "opal/util/argv.h"
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#include "opal/util/opal_sos.h"
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#include "orte/mca/errmgr/errmgr.h"
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#include "orte/mca/odls/odls_types.h"
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#include "orte/mca/rml/base/rml_contact.h"
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#include "orte/mca/rmaps/rmaps_types.h"
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#include "orte/util/show_help.h"
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#include "orte/util/name_fns.h"
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#include "orte/util/nidmap.h"
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#include "orte/runtime/orte_globals.h"
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#include "orte/mca/ess/ess.h"
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#include "orte/util/regex.h"
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#define ORTE_MAX_NODE_PREFIX 50
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static int regex_parse_node_ranges(char *base, char *ranges, int num_digits, char *suffix, char ***names);
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static int regex_parse_node_range(char *base, char *range, int num_digits, char *suffix, char ***names);
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int orte_regex_create(char *nodelist, char **regexp)
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{
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char *node;
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char prefix[ORTE_MAX_NODE_PREFIX];
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int i, j, len, startnum, nodenum, numdigits;
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bool found, fullname;
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char *suffix, *sfx;
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orte_regex_node_t *ndreg;
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orte_regex_range_t *range;
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opal_list_t nodeids;
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opal_list_item_t *item, *itm2;
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char **regexargs = NULL, *tmp, *tmp2;
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char *cptr;
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/* define the default */
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*regexp = NULL;
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cptr = strchr(nodelist, ',');
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if (NULL == cptr) {
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/* if there is only one node, don't bother */
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*regexp = strdup(nodelist);
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return ORTE_SUCCESS;
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}
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/* setup the list of results */
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OBJ_CONSTRUCT(&nodeids, opal_list_t);
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/* cycle thru the array of nodenames */
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node = nodelist;
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while (NULL != (cptr = strchr(node, ',')) || 0 < strlen(node)) {
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if (NULL != cptr) {
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*cptr = '\0';
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}
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/* determine this node's prefix by looking for first non-alpha char */
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fullname = false;
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len = strlen(node);
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startnum = -1;
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memset(prefix, 0, ORTE_MAX_NODE_PREFIX);
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numdigits = 0;
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for (i=0, j=0; i < len; i++) {
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if (!isalpha(node[i])) {
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/* found a non-alpha char */
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if (!isdigit(node[i])) {
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/* if it is anything but a digit, we just use
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* the entire name
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*/
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fullname = true;
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break;
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}
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/* count the size of the numeric field - but don't
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* add the digits to the prefix
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*/
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numdigits++;
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if (startnum < 0) {
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/* okay, this defines end of the prefix */
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startnum = i;
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}
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continue;
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}
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if (startnum < 0) {
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prefix[j++] = node[i];
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}
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}
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if (fullname || startnum < 0) {
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/* can't compress this name - just add it to the list */
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ndreg = OBJ_NEW(orte_regex_node_t);
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ndreg->prefix = strdup(node);
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opal_list_append(&nodeids, &ndreg->super);
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/* move to the next posn */
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if (NULL == cptr) {
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break;
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}
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node = cptr + 1;
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continue;
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}
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/* convert the digits and get any suffix */
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nodenum = strtol(&node[startnum], &sfx, 10);
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if (NULL != sfx) {
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suffix = strdup(sfx);
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} else {
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suffix = NULL;
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}
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/* is this nodeid already on our list? */
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found = false;
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for (item = opal_list_get_first(&nodeids);
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!found && item != opal_list_get_end(&nodeids);
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item = opal_list_get_next(item)) {
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ndreg = (orte_regex_node_t*)item;
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if (0 < strlen(prefix) && NULL == ndreg->prefix) {
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continue;
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}
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if (0 == strlen(prefix) && NULL != ndreg->prefix) {
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continue;
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}
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if (0 < strlen(prefix) && NULL != ndreg->prefix
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&& 0 != strcmp(prefix, ndreg->prefix)) {
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continue;
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}
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if (NULL == suffix && NULL != ndreg->suffix) {
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continue;
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}
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if (NULL != suffix && NULL == ndreg->suffix) {
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continue;
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}
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if (NULL != suffix && NULL != ndreg->suffix &&
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0 != strcmp(suffix, ndreg->suffix)) {
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continue;
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}
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if (numdigits != ndreg->num_digits) {
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continue;
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}
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/* found a match - flag it */
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found = true;
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/* get the last range on this nodeid - we do this
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* to preserve order
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*/
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range = (orte_regex_range_t*)opal_list_get_last(&ndreg->ranges);
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if (NULL == range) {
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/* first range for this nodeid */
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range = OBJ_NEW(orte_regex_range_t);
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range->start = nodenum;
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range->cnt = 1;
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opal_list_append(&ndreg->ranges, &range->super);
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break;
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}
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/* see if the node number is out of sequence */
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if (nodenum != (range->start + range->cnt)) {
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/* start a new range */
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range = OBJ_NEW(orte_regex_range_t);
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range->start = nodenum;
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range->cnt = 1;
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opal_list_append(&ndreg->ranges, &range->super);
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break;
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}
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/* everything matches - just increment the cnt */
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range->cnt++;
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break;
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}
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if (!found) {
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/* need to add it */
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ndreg = OBJ_NEW(orte_regex_node_t);
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if (0 < strlen(prefix)) {
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ndreg->prefix = strdup(prefix);
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}
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if (NULL != suffix) {
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ndreg->suffix = strdup(suffix);
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}
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ndreg->num_digits = numdigits;
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opal_list_append(&nodeids, &ndreg->super);
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/* record the first range for this nodeid - we took
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* care of names we can't compress above
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*/
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range = OBJ_NEW(orte_regex_range_t);
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range->start = nodenum;
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range->cnt = 1;
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opal_list_append(&ndreg->ranges, &range->super);
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}
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if (NULL != suffix) {
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free(suffix);
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}
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/* move to the next posn */
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if (NULL == cptr) {
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break;
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}
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node = cptr + 1;
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}
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/* begin constructing the regular expression */
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while (NULL != (item = opal_list_remove_first(&nodeids))) {
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ndreg = (orte_regex_node_t*)item;
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/* if no ranges, then just add the name */
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if (0 == opal_list_get_size(&ndreg->ranges)) {
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if (NULL != ndreg->prefix) {
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/* solitary node */
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asprintf(&tmp, "%s", ndreg->prefix);
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opal_argv_append_nosize(®exargs, tmp);
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free(tmp);
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}
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OBJ_RELEASE(ndreg);
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continue;
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}
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/* if there is only one range, and it has only one node in it,
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* then we don't want to use bracket notation - so treat that
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* case separately
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*/
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if (1 == opal_list_get_size(&ndreg->ranges)) {
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/* must be at least one */
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range = (orte_regex_range_t*)opal_list_get_first(&ndreg->ranges);
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/* if there is only one node in the range, then
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* just add its name
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*/
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if (1 == range->cnt) {
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if (NULL != ndreg->suffix) {
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if (NULL != ndreg->prefix) {
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asprintf(&tmp, "%s%d%s", ndreg->prefix, range->start, ndreg->suffix);
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} else {
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asprintf(&tmp, "%d%s", range->start, ndreg->suffix);
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}
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} else {
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if (NULL != ndreg->prefix) {
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asprintf(&tmp, "%s%d", ndreg->prefix, range->start);
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} else {
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asprintf(&tmp, "%d", range->start);
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}
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}
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opal_argv_append_nosize(®exargs, tmp);
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free(tmp);
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OBJ_RELEASE(ndreg);
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continue;
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}
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}
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/* start the regex for this nodeid with the prefix */
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if (NULL != ndreg->prefix) {
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asprintf(&tmp, "%s[%d:", ndreg->prefix, ndreg->num_digits);
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} else {
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asprintf(&tmp, "[%d:", ndreg->num_digits);
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}
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/* add the ranges */
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while (NULL != (itm2 = opal_list_remove_first(&ndreg->ranges))) {
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range = (orte_regex_range_t*)itm2;
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if (1 == range->cnt) {
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asprintf(&tmp2, "%s%d,", tmp, range->start);
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} else {
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asprintf(&tmp2, "%s%d-%d,", tmp, range->start, range->start + range->cnt - 1);
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}
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free(tmp);
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tmp = tmp2;
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OBJ_RELEASE(range);
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}
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/* replace the final comma */
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tmp[strlen(tmp)-1] = ']';
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if (NULL != ndreg->suffix) {
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/* add in the suffix, if provided */
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asprintf(&tmp2, "%s%s", tmp, ndreg->suffix);
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free(tmp);
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tmp = tmp2;
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}
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opal_argv_append_nosize(®exargs, tmp);
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free(tmp);
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OBJ_RELEASE(ndreg);
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}
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/* assemble final result */
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*regexp = opal_argv_join(regexargs, ',');
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/* cleanup */
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opal_argv_free(regexargs);
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OBJ_DESTRUCT(&nodeids);
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return ORTE_SUCCESS;
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}
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int orte_regex_extract_node_names(char *regexp, char ***names)
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{
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int i, j, k, len, ret;
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char *base;
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char *orig, *suffix;
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bool found_range = false;
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bool more_to_come = false;
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int num_digits;
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if (NULL == regexp) {
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*names = NULL;
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return ORTE_SUCCESS;
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}
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orig = base = strdup(regexp);
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if (NULL == base) {
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ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
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return ORTE_ERR_OUT_OF_RESOURCE;
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}
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OPAL_OUTPUT_VERBOSE((1, orte_debug_output,
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"%s regex:extract:nodenames: checking nodelist: %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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regexp));
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do {
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/* Find the base */
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len = strlen(base);
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for (i = 0; i <= len; ++i) {
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if (base[i] == '[') {
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/* we found a range. this gets dealt with below */
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base[i] = '\0';
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found_range = true;
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break;
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}
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if (base[i] == ',') {
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/* we found a singleton node, and there are more to come */
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base[i] = '\0';
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found_range = false;
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more_to_come = true;
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break;
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}
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if (base[i] == '\0') {
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/* we found a singleton node */
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found_range = false;
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more_to_come = false;
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break;
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}
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}
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if (i == 0 && !found_range) {
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/* we found a special character at the beginning of the string */
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orte_show_help("help-regex.txt", "regex:special-char", true, regexp);
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free(orig);
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return ORTE_ERR_BAD_PARAM;
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}
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if (found_range) {
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/* If we found a range, get the number of digits in the numbers */
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i++; /* step over the [ */
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for (j=i; j < len; j++) {
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if (base[j] == ':') {
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base[j] = '\0';
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break;
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}
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}
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if (j >= len) {
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/* we didn't find the number of digits */
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orte_show_help("help-regex.txt", "regex:num-digits-missing", true, regexp);
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free(orig);
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return ORTE_ERR_BAD_PARAM;
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}
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num_digits = strtol(&base[i], NULL, 10);
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i = j + 1; /* step over the : */
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/* now find the end of the range */
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for (j = i; j < len; ++j) {
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if (base[j] == ']') {
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base[j] = '\0';
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break;
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}
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}
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if (j >= len) {
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/* we didn't find the end of the range */
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orte_show_help("help-regex.txt", "regex:end-range-missing", true, regexp);
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free(orig);
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return ORTE_ERR_BAD_PARAM;
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}
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/* check for a suffix */
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if (j+1 < len && base[j+1] != ',') {
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/* find the next comma, if present */
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for (k=j+1; k < len && base[k] != ','; k++);
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if (k < len) {
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base[k] = '\0';
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}
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suffix = strdup(&base[j+1]);
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if (k < len) {
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base[k] = ',';
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}
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j = k-1;
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} else {
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suffix = NULL;
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}
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OPAL_OUTPUT_VERBOSE((1, orte_debug_output,
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"%s regex:extract:nodenames: parsing range %s %s %s",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME),
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base, base + i, suffix));
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ret = regex_parse_node_ranges(base, base + i, num_digits, suffix, names);
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if (NULL != suffix) {
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free(suffix);
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}
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if (ORTE_SUCCESS != ret) {
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orte_show_help("help-regex.txt", "regex:bad-value", true, regexp);
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free(orig);
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return ret;
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}
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if (j+1 < len && base[j + 1] == ',') {
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more_to_come = true;
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base = &base[j + 2];
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} else {
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more_to_come = false;
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}
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} else {
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/* If we didn't find a range, just add the node */
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if(ORTE_SUCCESS != (ret = opal_argv_append_nosize(names, base))) {
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ORTE_ERROR_LOG(ret);
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free(orig);
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return ret;
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}
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/* step over the comma */
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i++;
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/* set base equal to the (possible) next base to look at */
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base = &base[i];
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}
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} while(more_to_come);
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free(orig);
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/* All done */
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return ret;
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}
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/*
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* Parse one or more ranges in a set
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*
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* @param base The base text of the node name
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* @param *ranges A pointer to a range. This can contain multiple ranges
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* (i.e. "1-3,10" or "5" or "9,0100-0130,250")
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* @param ***names An argv array to add the newly discovered nodes to
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*/
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static int regex_parse_node_ranges(char *base, char *ranges, int num_digits, char *suffix, char ***names)
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{
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int i, len, ret;
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char *start, *orig;
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/* Look for commas, the separator between ranges */
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len = strlen(ranges);
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for (orig = start = ranges, i = 0; i < len; ++i) {
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if (',' == ranges[i]) {
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ranges[i] = '\0';
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ret = regex_parse_node_range(base, start, num_digits, suffix, names);
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if (ORTE_SUCCESS != ret) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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start = ranges + i + 1;
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}
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}
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/* Pick up the last range, if it exists */
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if (start < orig + len) {
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OPAL_OUTPUT_VERBOSE((1, orte_debug_output,
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"%s regex:parse:ranges: parse range %s (2)",
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ORTE_NAME_PRINT(ORTE_PROC_MY_NAME), start));
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ret = regex_parse_node_range(base, start, num_digits, suffix, names);
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if (ORTE_SUCCESS != ret) {
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ORTE_ERROR_LOG(ret);
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return ret;
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}
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}
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/* All done */
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return ORTE_SUCCESS;
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}
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/*
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* Parse a single range in a set and add the full names of the nodes
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* found to the names argv
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*
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* @param base The base text of the node name
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* @param *ranges A pointer to a single range. (i.e. "1-3" or "5")
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* @param ***names An argv array to add the newly discovered nodes to
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*/
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static int regex_parse_node_range(char *base, char *range, int num_digits, char *suffix, char ***names)
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|
{
|
|
char *str, tmp[132];
|
|
size_t i, k, start, end;
|
|
size_t base_len, len;
|
|
size_t str_start, str_end;
|
|
bool found;
|
|
int ret;
|
|
|
|
len = strlen(range);
|
|
base_len = strlen(base);
|
|
/* Silence compiler warnings; start and end are always assigned
|
|
properly, below */
|
|
start = end = 0;
|
|
|
|
/* Look for the beginning of the first number */
|
|
|
|
for (found = false, i = 0; i < len; ++i) {
|
|
if (isdigit((int) range[i])) {
|
|
if (!found) {
|
|
str_start = i;
|
|
start = atoi(range + i);
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (!found) {
|
|
ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND);
|
|
return ORTE_ERR_NOT_FOUND;
|
|
}
|
|
|
|
/* Look for the end of the first number */
|
|
|
|
for (found = false; i < len; ++i) {
|
|
if (!isdigit(range[i])) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* Was there no range, just a single number? */
|
|
|
|
if (i >= len) {
|
|
str_end = len;
|
|
end = start;
|
|
found = true;
|
|
} else {
|
|
/* Nope, there was a range. Look for the beginning of the second
|
|
* number
|
|
*/
|
|
str_end = i - 1;
|
|
for (; i < len; ++i) {
|
|
if (isdigit(range[i])) {
|
|
end = strtol(range + i, NULL, 10);
|
|
found = true;
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
if (!found) {
|
|
ORTE_ERROR_LOG(ORTE_ERR_NOT_FOUND);
|
|
return ORTE_ERR_NOT_FOUND;
|
|
}
|
|
|
|
/* Make strings for all values in the range */
|
|
|
|
len = base_len + num_digits + 32;
|
|
if (NULL != suffix) {
|
|
len += strlen(suffix);
|
|
}
|
|
str = (char *) malloc(len);
|
|
if (NULL == str) {
|
|
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
|
|
return ORTE_ERR_OUT_OF_RESOURCE;
|
|
}
|
|
for (i = start; i <= end; ++i) {
|
|
memset(str, 0, len);
|
|
strcpy(str, base);
|
|
/* we need to zero-pad the digits */
|
|
for (k=0; k < (size_t)num_digits; k++) {
|
|
str[k+base_len] = '0';
|
|
}
|
|
memset(tmp, 0, 132);
|
|
snprintf(tmp, 132, "%lu", (unsigned long)i);
|
|
for (k=0; k < strlen(tmp); k++) {
|
|
str[base_len + num_digits - k - 1] = tmp[strlen(tmp)-k-1];
|
|
}
|
|
/* if there is a suffix, add it */
|
|
if (NULL != suffix) {
|
|
strcat(str, suffix);
|
|
}
|
|
ret = opal_argv_append_nosize(names, str);
|
|
if(ORTE_SUCCESS != ret) {
|
|
ORTE_ERROR_LOG(ret);
|
|
free(str);
|
|
return ret;
|
|
}
|
|
}
|
|
free(str);
|
|
|
|
/* All done */
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
/* Compute the #procs on each node given a regex of form
|
|
* "#procs(x#nodes),#procs(x#nodes). In other words, an
|
|
* expression of "4(x30) will be interpreted to mean four
|
|
* procs on each of the next 30 nodes.
|
|
*/
|
|
int orte_regex_extract_ppn(int num_nodes, char *regexp, int **ppn)
|
|
{
|
|
int *tmp;
|
|
char *begptr, *endptr, *orig;
|
|
int i, j, count, reps;
|
|
|
|
/* init null answer */
|
|
*ppn = NULL;
|
|
|
|
tmp = (int *) malloc(sizeof(int) * num_nodes);
|
|
if (NULL == tmp) {
|
|
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
|
|
return ORTE_ERR_OUT_OF_RESOURCE;
|
|
}
|
|
memset(tmp, 0, sizeof(int) * num_nodes);
|
|
|
|
orig = begptr = strdup(regexp);
|
|
if (NULL == begptr) {
|
|
ORTE_ERROR_LOG(ORTE_ERR_OUT_OF_RESOURCE);
|
|
free(tmp);
|
|
return ORTE_ERR_OUT_OF_RESOURCE;
|
|
}
|
|
|
|
j = 0;
|
|
while (begptr) {
|
|
count = strtol(begptr, &endptr, 10);
|
|
if ((endptr[0] == '(') && (endptr[1] == 'x')) {
|
|
reps = strtol((endptr+2), &endptr, 10);
|
|
if (endptr[0] == ')') {
|
|
endptr++;
|
|
}
|
|
} else {
|
|
reps = 1;
|
|
}
|
|
|
|
for (i = 0; i < reps && j < num_nodes; i++) {
|
|
tmp[j++] = count;
|
|
}
|
|
|
|
if (*endptr == ',') {
|
|
begptr = endptr + 1;
|
|
} else if (*endptr == '\0' || j >= num_nodes) {
|
|
break;
|
|
} else {
|
|
orte_show_help("help-regex.txt", "regex:bad-ppn", true, regexp);
|
|
ORTE_ERROR_LOG(ORTE_ERR_BAD_PARAM);
|
|
free(tmp);
|
|
free(orig);
|
|
return ORTE_ERR_BAD_PARAM;
|
|
}
|
|
}
|
|
|
|
free(orig);
|
|
|
|
/* return values */
|
|
*ppn = tmp;
|
|
|
|
return ORTE_SUCCESS;
|
|
}
|
|
|
|
static void range_construct(orte_regex_range_t *ptr)
|
|
{
|
|
ptr->start = 0;
|
|
ptr->cnt = 0;
|
|
}
|
|
OBJ_CLASS_INSTANCE(orte_regex_range_t,
|
|
opal_list_item_t,
|
|
range_construct, NULL);
|
|
|
|
static void orte_regex_node_construct(orte_regex_node_t *ptr)
|
|
{
|
|
ptr->prefix = NULL;
|
|
ptr->suffix = NULL;
|
|
ptr->num_digits = 0;
|
|
OBJ_CONSTRUCT(&ptr->ranges, opal_list_t);
|
|
}
|
|
static void orte_regex_node_destruct(orte_regex_node_t *ptr)
|
|
{
|
|
opal_list_item_t *item;
|
|
|
|
if (NULL != ptr->prefix) {
|
|
free(ptr->prefix);
|
|
}
|
|
if (NULL != ptr->suffix) {
|
|
free(ptr->suffix);
|
|
}
|
|
|
|
while (NULL != (item = opal_list_remove_first(&ptr->ranges))) {
|
|
OBJ_RELEASE(item);
|
|
}
|
|
OBJ_DESTRUCT(&ptr->ranges);
|
|
}
|
|
OBJ_CLASS_INSTANCE(orte_regex_node_t,
|
|
opal_list_item_t,
|
|
orte_regex_node_construct,
|
|
orte_regex_node_destruct);
|
|
|