-/* Copyright (c) 2007, 2008, 2009, 2010. The SimGrid Team.
+/* Copyright (c) 2007-2015. 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 "msg/msg.h"
-#include "xbt/log.h"
-#include "xbt/asserts.h"
+#include "simgrid/msg.h"
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
- "Messages specific for this msg example");
+XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
-int master(int argc, char *argv[]);
-int slave(int argc, char *argv[]);
-int timer(int argc, char *argv[]);
-MSG_error_t test_all(const char *platform_file,
- const char *application_file);
+/** @addtogroup MSG_examples
+ *
+ * - <b>gtnets</b> Simple ping-pong using GTNeTs instead of the SimGrid network models.
+ */
int timer_start = 1;
-typedef enum {
- PORT_22 = 0,
- MAX_CHANNEL
-} channel_t;
-
//keep a pointer to all surf running tasks.
#define NTASKS 1500
int bool_printed = 0;
double start_time, end_time, elapsed_time;
double gl_data_size[NTASKS];
-m_task_t gl_task_array[NTASKS];
+msg_task_t gl_task_array[NTASKS];
const char *slavenames[NTASKS];
const char *masternames[NTASKS];
int gl_task_array_id = 0;
int count_finished = 0;
-#define FINALIZE ((void*)221297) /* a magic number to tell people to stop working */
-
-/** master */
-int master(int argc, char *argv[])
+static int master(int argc, char *argv[])
{
- char *slavename = NULL;
- double task_comm_size = 0;
- m_task_t todo;
- char id_alias[10];
- //unique id to control statistics
- int id = -1;
+ msg_task_t todo;
- if (argc != 4) {
- XBT_INFO("Strange number of arguments expected 3 got %d", argc - 1);
- }
+ xbt_assert(argc == 4, "Strange number of arguments expected 3 got %d", argc - 1);
/* data size */
- int read;
- read = sscanf(argv[1], "%lg", &task_comm_size);
- xbt_assert(read, "Invalid argument %s\n", argv[1]);
+ double task_comm_size = xbt_str_parse_double(argv[1], "Invalid task communication size: %s");
/* slave name */
- slavename = argv[2];
- id = atoi(argv[3]);
- sprintf(id_alias, "flow_%d", id);
+ char *slavename = argv[2];
+ int id = xbt_str_parse_int(argv[3], "Invalid ID as argument 3: %s"); //unique id to control statistics
+ char *id_alias = bprintf("flow_%d", id);
slavenames[id] = slavename;
TRACE_category(id_alias);
masternames[id] = MSG_host_get_name(MSG_host_self());
{ /* Task creation. */
- char sprintf_buffer[64] = "Task_0";
- todo = MSG_task_create(sprintf_buffer, 0, task_comm_size, NULL);
- TRACE_msg_set_task_category(todo, id_alias);
+ todo = MSG_task_create("Task_0", 0, task_comm_size, NULL);
+ MSG_task_set_category(todo, id_alias);
//keep track of running tasks
gl_task_array[id] = todo;
gl_data_size[id] = task_comm_size;
MSG_task_send(todo, id_alias);
end_time = MSG_get_clock();
-
- return 0;
-} /* end_of_master */
-
-
-/** Timer function */
-int timer(int argc, char *argv[])
-{
- int sleep_time;
- int first_sleep;
-
- if (argc != 3) {
- XBT_INFO("Strange number of arguments expected 2 got %d", argc - 1);
- }
-
- sscanf(argv[1], "%d", &first_sleep);
- sscanf(argv[2], "%d", &sleep_time);
-
- if(first_sleep){
- MSG_process_sleep(first_sleep);
- }
-
- while(timer_start){
- MSG_process_sleep(sleep_time);
- }
-
+ xbt_free(id_alias);
return 0;
}
-/** Receiver function */
-int slave(int argc, char *argv[])
+static int slave(int argc, char *argv[])
{
-
- m_task_t task = NULL;
- int a;
- int id = 0;
-#ifdef HAVE_LATENCY_BOUND_TRACKING
- int limited_latency = 0;
-#endif
+ msg_task_t task = NULL;
double remaining = 0;
char id_alias[10];
- if (argc != 2) {
- XBT_INFO("Strange number of arguments expected 1 got %d", argc - 1);
- }
+ xbt_assert(argc == 2, "Strange number of arguments expected 1 got %d", argc - 1);
- id = atoi(argv[1]);
+ int id = xbt_str_parse_int(argv[1], "Invalid id: %s");
sprintf(id_alias, "%d", id);
int trace_id = id;
- a = MSG_task_receive(&(task), id_alias);
+ msg_error_t a = MSG_task_receive(&(task), id_alias);
count_finished--;
if(count_finished == 0){
timer_start = 0;
}
-
-
- if (a != MSG_OK) {
- XBT_INFO("Hey?! What's up?");
- xbt_die("Unexpected behavior.");
- }
+ xbt_assert(a == MSG_OK,"Hey?! What's up? Unexpected behavior");
elapsed_time = MSG_get_clock() - start_time;
-
-
+
if (!bool_printed) {
bool_printed = 1;
-
+
for (id = 0; id < NTASKS; id++) {
if (gl_task_array[id] == NULL) continue;
if (gl_task_array[id] == task) {
-#ifdef HAVE_LATENCY_BOUND_TRACKING
- limited_latency = MSG_task_is_latency_bounded(gl_task_array[id]);
- if (limited_latency) {
- XBT_INFO("WARNING FLOW[%d] is limited by latency!!", id);
- }
-#endif
- XBT_INFO
- ("===> Estimated Bw of FLOW[%d] : %f ; message from %s to %s with remaining : %f",
- id, gl_data_size[id] / elapsed_time, masternames[id],
- slavenames[id], 0.0);
+ XBT_INFO ("===> Estimated Bw of FLOW[%d] : %f ; message from %s to %s with remaining : %f",
+ id, gl_data_size[id] / elapsed_time, masternames[id], slavenames[id], 0.0);
MSG_task_destroy(gl_task_array[id]);
gl_task_array[id]=NULL;
} else {
- remaining =
- MSG_task_get_remaining_communication(gl_task_array[id]);
-#ifdef HAVE_LATENCY_BOUND_TRACKING
- limited_latency = MSG_task_is_latency_bounded(gl_task_array[id]);
-
- if (limited_latency) {
- XBT_INFO("WARNING FLOW[%d] is limited by latency!!", id);
- }
-#endif
- XBT_INFO
- ("===> Estimated Bw of FLOW[%d] : %f ; message from %s to %s with remaining : %f",
- id, (gl_data_size[id] - remaining) / elapsed_time,
- masternames[id], slavenames[id], remaining);
+ remaining = MSG_task_get_remaining_communication(gl_task_array[id]);
+ XBT_INFO ("===> Estimated Bw of FLOW[%d] : %f ; message from %s to %s with remaining : %f",
+ id, (gl_data_size[id] - remaining) / elapsed_time, masternames[id], slavenames[id], remaining);
if(remaining==0) {
MSG_task_destroy(gl_task_array[id]);
gl_task_array[id]=NULL;
if(bool_printed==2 && gl_task_array[trace_id]) MSG_task_destroy(gl_task_array[trace_id]);
return 0;
-} /* end_of_slave */
+}
-/** Test function */
-MSG_error_t test_all(const char *platform_file,
- const char *application_file)
+int main(int argc, char *argv[])
{
- MSG_error_t res = MSG_OK;
+ msg_error_t res = MSG_OK;
+ bool_printed = 0;
- /* MSG_config("workstation/model", "GTNETS"); */
- /* MSG_config("workstation/model","KCCFLN05"); */
- { /* Simulation setting */
- MSG_set_channel_number(MAX_CHANNEL);
- MSG_create_environment(platform_file);
- }
+ MSG_init(&argc, argv);
+ xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
+ "\tExample: %s platform.xml deployment.xml\n", argv[0], argv[0]);
+ MSG_create_environment(argv[1]);
TRACE_declare_mark("endmark");
- { /* Application deployment */
- MSG_function_register("master", master);
- MSG_function_register("slave", slave);
- MSG_function_register("timer", timer);
+ MSG_function_register("master", master);
+ MSG_function_register("slave", slave);
+ MSG_launch_application(argv[2]);
- MSG_launch_application(application_file);
- }
res = MSG_main();
- return res;
-} /* end_of_test_all */
-
-/** Main function */
-int main(int argc, char *argv[])
-{
- MSG_error_t res = MSG_OK;
- bool_printed = 0;
- MSG_global_init(&argc, argv);
- if (argc < 3) {
- printf("Usage: %s platform_file deployment_file\n", argv[0]);
- exit(1);
- }
-
- res = test_all(argv[1], argv[2]);
-
- MSG_clean();
-
- if (res == MSG_OK)
- return 0;
- else
- return 1;
-} /* end_of_main */
+ return res != MSG_OK;
+}
