+++ /dev/null
-/* ALNeM itself */
-
-/* Copyright (c) 2005, 2010. The SimGrid Team.
- * All rights reserved. */
-
-/* This program is free software; you can redistribute it and/or modify it
- * under the terms of the license (GNU LGPL) which comes with this package. */
-
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <signal.h>
-#include <time.h>
-
-#include <gras.h>
-
-#include <tbx_graph.h> /* alvin's graph toolbox (+ reconstruction algorithm) */
-
-/* **********************************************************************
- * Sensor code
- * **********************************************************************/
-
-/* Global private data */
-typedef struct {
- gras_sock_t *sock;
-} sensor_data_t;
-
-/* Function prototypes */
-int sensor(int argc, char *argv[]);
-
-int sensor(int argc, char *argv[])
-{
- xbt_error_t errcode;
- sensor_data_t *g = gras_userdata_new(sensor_data_t);
-
- if ((errcode = gras_sock_server_open(4000, 4000, &(g->sock)))) {
- fprintf(stderr,
- "Sensor: Error %s encountered while opening the server socket\n",
- xbt_error_name(errcode));
- return 1;
- }
-
- if (grasbw_register_messages()) {
- gras_sock_close(g->sock);
- return 1;
- }
-
- while (1) {
- if ((errcode = gras_msg_handle(3600.0)) && errcode != timeout_error) {
- fprintf(stderr, "Sensor: Error '%s' while handling message\n",
- xbt_error_name(errcode));
- }
- }
-
- gras_sleep(5, 0);
- return gras_sock_close(g->sock);
-}
-
-/* **********************************************************************
- * Maestro code
- * **********************************************************************/
-
-/* Global private data */
-typedef struct {
- gras_sock_t *sock;
-} maestro_data_t;
-
-/* Function prototypes */
-int maestro(int argc, char *argv[]);
-
-#define MAXHOSTS 100
-
-#define INTERF(graph,table,a,u,b,v) INTERFERENCE(table,\
- TBX_Graph_nodeSearch(graph,a),\
- TBX_Graph_nodeSearch(graph,u),\
- TBX_Graph_nodeSearch(graph,b),\
- TBX_Graph_nodeSearch(graph,v))
-
-int maestro(int argc, char *argv[])
-{
- int bufSize = 32 * 1024;
- int expSize = 1024 * 1024;
- int msgSize = expSize;
- int satSize = msgSize * 100;
- double dummy, beginSim;
- xbt_error_t errcode;
- maestro_data_t *g = gras_userdata_new(maestro_data_t);
-
- double bw[MAXHOSTS][MAXHOSTS];
- double bw_sat[MAXHOSTS][MAXHOSTS];
-
- int a, b, c, d, begin;
-
- TBX_Graph_t graph = TBX_Graph_newGraph("Essai", 0, NULL); /* a dummy graph containing all hosts */
- TBX_FIFO_t host_fifo = TBX_FIFO_newFIFO();
- TBX_InterfTable_t interf = NULL; /* the measured interferences */
- TBX_Graph_t builded_graph = NULL; /* the graph builded from the interferences */
-
- /* basics setups */
- if (argc > MAXHOSTS) {
- fprintf(stderr,
- "You gave more than %d sensors for this experiment. Increase the MAX HOSTS constant in alnem code to be bigger than this number.\n",
- argc);
- return 1;
- }
-
- if ((errcode = gras_sock_server_open(4000, 5000, &(g->sock)))) {
- fprintf(stderr,
- "MAESTRO: Error %s encountered while opening the server socket\n",
- xbt_error_name(errcode));
- return 1;
- }
-
- if (grasbw_register_messages()) {
- gras_sock_close(g->sock);
- return 1;
- }
-
- for (a = 1; a < argc; a++) {
- TBX_FIFO_insert(host_fifo, TBX_Graph_newNode(graph, argv[a], NULL));
- }
- TBX_Graph_fixNodeNumbering(graph);
- interf = TBX_Graph_newInterfTable(host_fifo);
- TBX_Graph_graphInterfTableInit(graph, interf);
-
- /* measure the bandwidths */
- begin = time(NULL);
- beginSim = gras_time();
- for (a = 1; a < argc; a++) {
- for (b = 1; b < argc; b++) {
- int test = 0;
-
- if (a == b)
- continue;
- fprintf(stderr, "BW XP(%s %s)=", argv[a], argv[b]);
- while ((errcode =
- grasbw_request(argv[a], 4000, argv[b], 4000, bufSize,
- expSize, msgSize, &dummy, &(bw[a][b])))
- && (errcode == timeout_error)) {
- test++;
- if (test == 10) {
- fprintf(stderr, "MAESTRO: 10 Timeouts; giving up\n");
- return 1;
- }
- }
- if (errcode) {
- fprintf(stderr,
- "MAESTRO: Error %s encountered while doing the test\n",
- xbt_error_name(errcode));
- return 1;
- }
- fprintf(stderr, "%f Mb/s in %f sec\n", bw[a][b], dummy);
- }
- }
- fprintf(stderr, "Did all BW tests in %ld sec (%.2f simulated sec)\n",
- time(NULL) - begin, gras_time() - beginSim);
-
- /* saturation tests */
- for (a = 1; a < argc; a++) {
- for (b = 1; b < argc; b++) {
- for (c = 1; c < argc; c++) {
- INTERF(graph, interf, argv[a], argv[c], argv[b], argv[c]) = 1;
- }
- }
- }
-
- for (a = 1; a < argc; a++) {
- for (b = 1; b < argc; b++) {
- if (a == b)
- continue;
-
- if ((errcode =
- grasbw_saturate_start(argv[a], 4000, argv[b], 4000, satSize,
- 360000000))) {
- fprintf(stderr,
- "MAESTRO: Error %s encountered while starting saturation\n",
- xbt_error_name(errcode));
- return -1;
- }
- gras_sleep(1, 0);
-
- begin = time(NULL);
- beginSim = gras_time();
- for (c = 1; c < argc; c++) {
- if (a == c || b == c)
- continue;
-
- for (d = 1; d < argc; d++) {
- if (a == d || b == d || c == d)
- continue;
-
- if ((errcode =
- grasbw_request(argv[c], 4000, argv[d], 4000, bufSize,
- expSize, msgSize, &dummy,
- &(bw_sat[c][d])))) {
- fprintf(stderr, "MAESTRO: Error %s encountered in test\n",
- xbt_error_name(errcode));
- return 1;
- }
- fprintf(stderr,
- "MAESTRO[%.2f sec]: SATURATED BW XP(%s %s // %s %s) => %f (%f vs %f)%s\n",
- gras_time(), argv[c], argv[d], argv[a], argv[b],
- bw_sat[c][d] / bw[c][d], bw[c][d], bw_sat[c][d],
- (bw_sat[c][d] / bw[c][d] <
- 0.75) ? " THERE IS SOME INTERFERENCE !!!" : "");
- INTERF(graph, interf, argv[c], argv[d], argv[a], argv[b]) =
- (bw_sat[c][d] / bw[c][d] < 0.75) ? 1 : 0;
- }
- }
-
- if ((errcode = grasbw_saturate_stop(argv[a], 4000, argv[b], 4000))) {
- fprintf(stderr,
- "MAESTRO: Error %s encountered while stopping saturation\n",
- xbt_error_name(errcode));
- return -1;
- }
- fprintf(stderr,
- "Did an iteration on saturation pair in %ld sec (%.2f simulated sec)\n",
- time(NULL) - begin, gras_time() - beginSim);
- }
- }
-
- /* reconstruct the graph */
- TBX_Graph_interferenceTableDump(interf);
- TBX_Graph_interferenceTableSave(interf, "interference.dat");
- begin = time(NULL);
- fprintf(stderr, "MAESTRO: Reconstruct the graph... ");
- builded_graph = TBX_Graph_exploreInterference(interf);
- TBX_Graph_exportToGraphViz(builded_graph, "toto.dot");
- fprintf(stderr, "done (took %d sec)", (int) time(NULL));
-
- /* end */
- TBX_Graph_freeGraph(graph, NULL, NULL, NULL);
- TBX_Graph_freeGraph(builded_graph, NULL, NULL, NULL);
- TBX_Graph_freeInterfTable(interf);
-
- gras_sleep(5, 0);
- exit(0); /* FIXME: There is a bug in MSG preventing me from terminating this server properly */
- return gras_sock_close(g->sock);
-}
