3 /* bandwidth - bandwidth test demo of GRAS features */
5 /* Copyright (c) 2003, 2004 Martin Quinson. All rights reserved. */
7 /* This program is free software; you can redistribute it and/or modify it
8 * under the terms of the license (GNU LGPL) which comes with this package. */
12 #include "amok/bandwidth.h"
14 XBT_LOG_NEW_DEFAULT_CATEGORY(Bandwidth,"Messages specific to this example");
16 /* **********************************************************************
18 * **********************************************************************/
20 /* Global private data */
24 } s_sensor_data_t,*sensor_data_t;
26 static int sensor_cb_quit(gras_msg_cb_ctx_t ctx, void *payload) {
27 sensor_data_t globals=(sensor_data_t)gras_userdata_get();
33 /* Function prototypes */
34 int sensor (int argc,char *argv[]);
36 int sensor (int argc,char *argv[]) {
39 gras_init(&argc, argv);
40 g=gras_userdata_new(s_sensor_data_t);
43 g->sock=gras_socket_server(atoi(argv[1]));
46 gras_msgtype_declare("quit",NULL);
47 gras_cb_register(gras_msgtype_by_name("quit"),&sensor_cb_quit);
50 gras_msg_handle(60.0);
52 gras_socket_close(g->sock);
56 /* **********************************************************************
58 * **********************************************************************/
60 /* Global private data */
63 } s_maestro_data_t,*maestro_data_t;
65 /* Function prototypes */
66 int maestro (int argc,char *argv[]);
68 int maestro(int argc,char *argv[]) {
71 int buf_size=32 *1024;
72 int exp_size=1024*50 *1024;
73 int msg_size=512 *1024;
76 gras_init(&argc, argv);
77 g=gras_userdata_new(s_maestro_data_t);
81 ERROR0("Usage: maestro host port host port\n");
85 /* wait to ensure that all server sockets are there before starting the experiment */
88 peer = gras_socket_client(argv[1],atoi(argv[2]));
90 INFO0("Test the BW between me and one of the sensors");
91 amok_bw_test(peer,buf_size,exp_size,msg_size,&sec,&bw);
92 INFO6("Experience between me and %s:%d (%d bytes in msgs of %d bytes) took %f sec, achieving %f kb/s",
93 argv[1],atoi(argv[2]),
95 sec,((double)bw)/1024.0);
97 INFO4("Test the BW between %s:%s and %s:%s",argv[1],argv[2],argv[3],argv[4]);
98 amok_bw_request(argv[1],atoi(argv[2]),argv[3],atoi(argv[4]),
99 buf_size,exp_size,msg_size,&sec,&bw);
100 INFO6("Experience between %s:%s and %s:%s took took %f sec, achieving %f kb/s",
101 argv[1],argv[2],argv[3],argv[4],
102 sec,((double)bw)/1024.0);
104 /* ask sensors to quit */
105 gras_msgtype_declare("quit",NULL);
106 gras_msg_send(peer,gras_msgtype_by_name("quit"), NULL);
107 gras_socket_close(peer);
109 peer = gras_socket_client(argv[3],atoi(argv[4]));
110 gras_msg_send(peer,gras_msgtype_by_name("quit"), NULL);
111 gras_socket_close(peer);
113 gras_socket_close(g->sock);