1 /* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
2 * All rights reserved. */
4 /* This program is free software; you can redistribute it and/or modify it
5 * under the terms of the license (GNU LGPL) which comes with this package. */
9 #include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */
10 #include "xbt/sysdep.h" /* calloc */
12 /* Create a log channel to have nice outputs. */
14 #include "xbt/asserts.h"
16 XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
17 "Messages specific for this msg example");
19 int sender(int argc, char *argv[]);
20 int receiver(int argc, char *argv[]);
22 MSG_error_t test_all(const char *platform_file, const char *application_file);
29 double task_comm_size_lat = 10e0;
30 double task_comm_size_bw = 10e8;
32 /** Emitter function */
33 int sender(int argc, char *argv[])
37 m_task_t task_la = NULL;
38 m_task_t task_bw = NULL;
39 char sprintf_buffer_la[64];
40 char sprintf_buffer_bw[64];
44 /*host = xbt_new0(m_host_t,1); */
46 INFO1("host = %s", argv[1]);
48 host = MSG_get_host_by_name(argv[1]);
51 INFO1("Unknown host %s. Stopping Now! ", argv[1]);
56 time = MSG_get_clock();
57 sprintf(sprintf_buffer_la, "latency task");
58 task_la = MSG_task_create(sprintf_buffer_la, 0.0, task_comm_size_lat, NULL);
59 task_la->data = xbt_new(double, 1);
60 *(double *) task_la->data = time;
61 INFO1("task_la->data = %le", *((double *) task_la->data));
62 MSG_task_put(task_la, host, PORT_22);
65 time = MSG_get_clock();
66 sprintf(sprintf_buffer_bw, "bandwidth task");
67 task_bw = MSG_task_create(sprintf_buffer_bw, 0.0, task_comm_size_bw, NULL);
68 task_bw->data = xbt_new(double, 1);
69 *(double *) task_bw->data = time;
70 INFO1("task_bw->data = %le", *((double *) task_bw->data));
71 MSG_task_put(task_bw, host, PORT_22);
76 /** Receiver function */
77 int receiver(int argc, char *argv[])
79 double time, time1, sender_time;
80 m_task_t task_la = NULL;
81 m_task_t task_bw = NULL;
83 double communication_time = 0;
87 time = MSG_get_clock();
90 a = MSG_task_get(&task_la, PORT_22);
92 time1 = MSG_get_clock();
93 sender_time = *((double *) (task_la->data));
95 communication_time = time1 - time;
96 INFO1("Task received : %s", task_la->name);
97 MSG_task_destroy(task_la);
98 INFO1("Communic. time %le", communication_time);
99 INFO1("--- la %f ----", communication_time);
101 xbt_assert0(0, "Unexpected behavior");
106 a = MSG_task_get(&task_bw, PORT_22);
108 time1 = MSG_get_clock();
109 sender_time = *((double *) (task_bw->data));
111 communication_time = time1 - time;
112 INFO1("Task received : %s", task_bw->name);
113 MSG_task_destroy(task_bw);
114 INFO1("Communic. time %le", communication_time);
115 INFO1("--- bw %f ----", task_comm_size_bw / communication_time);
117 xbt_assert0(0, "Unexpected behavior");
122 } /* end_of_receiver */
126 MSG_error_t test_all(const char *platform_file, const char *application_file)
129 MSG_error_t res = MSG_OK;
135 /* Simulation setting */
136 MSG_set_channel_number(MAX_CHANNEL);
137 MSG_create_environment(platform_file);
139 /* Application deployment */
140 MSG_function_register("sender", sender);
141 MSG_function_register("receiver", receiver);
143 MSG_launch_application(application_file);
148 } /* end_of_test_all */
152 int main(int argc, char *argv[])
154 MSG_error_t res = MSG_OK;
157 unsigned int prev_exponent_format = _set_output_format(_TWO_DIGIT_EXPONENT);
160 MSG_global_init(&argc, argv);
164 CRITICAL1("Usage: %s platform_file deployment_file <model>\n", argv[0]);
166 ("example: %s msg_platform.xml msg_deployment.xml KCCFLN05_Vegas\n",
171 /* Options for the workstation/model:
173 KCCFLN05 => for maxmin
174 KCCFLN05_proportional => for proportional (Vegas)
175 KCCFLN05_Vegas => for TCP Vegas
176 KCCFLN05_Reno => for TCP Reno
178 //MSG_config("workstation/model", argv[3]);
180 res = test_all(argv[1], argv[2]);
182 INFO1("Total simulation time: %le", MSG_get_clock());
187 _set_output_format(prev_exponent_format);