+++ /dev/null
-/* Copyright (c) 2007-2019. 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 "simgrid/msg.h"
-
-#include <stdio.h> /* snprintf */
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
-
-#define FINALIZE ((void*)221297) /* a magic number to tell people to stop working */
-
-static int master(int argc, char *argv[])
-{
- long number_of_tasks = xbt_str_parse_int(argv[1], "Invalid amount of tasks: %s");
- double task_comp_size = xbt_str_parse_double(argv[2], "Invalid computational size: %s");
- double task_comm_size = xbt_str_parse_double(argv[3], "Invalid communication size: %s");
- long workers_count = xbt_str_parse_int(argv[4], "Invalid amount of workers: %s");
-
- XBT_INFO("Got %ld workers and %ld tasks to process", workers_count, number_of_tasks);
-
- for (int i = 0; i < number_of_tasks; i++) {
- char mailbox[256];
- snprintf(mailbox, 255, "worker-%ld", i % workers_count);
- XBT_INFO("Send a message to %s", mailbox);
- msg_task_t task = MSG_task_create("Task", task_comp_size, task_comm_size, xbt_new0(double, 1));
- *((double *) task->data) = MSG_get_clock();
-
- switch ( MSG_task_send_with_timeout(task,mailbox,10.0) ) {
- case MSG_OK:
- XBT_INFO("Send to %s completed", mailbox);
- break;
-
- case MSG_HOST_FAILURE:
- XBT_INFO("Gloups. The cpu on which I'm running just turned off!. See you!");
- free(task->data);
- MSG_task_destroy(task);
- return 0;
-
- case MSG_TRANSFER_FAILURE:
- XBT_INFO("Mmh. Something went wrong with '%s'. Nevermind. Let's keep going!", mailbox);
- free(task->data);
- MSG_task_destroy(task);
- break;
-
- case MSG_TIMEOUT:
- XBT_INFO ("Mmh. Got timeouted while speaking to '%s'. Nevermind. Let's keep going!", mailbox);
- free(task->data);
- MSG_task_destroy(task);
- break;
-
- default:
- xbt_die( "Unexpected behavior");
- }
- }
-
- XBT_INFO("All tasks have been dispatched. Let's tell everybody the computation is over.");
- for (int i = 0; i < workers_count; i++) {
- char mailbox[256];
- snprintf(mailbox, 255, "worker-%ld", i % workers_count);
- msg_task_t task = MSG_task_create("finalize", 0, 0, FINALIZE);
-
- switch (MSG_task_send_with_timeout(task,mailbox,1.0)) {
- case MSG_HOST_FAILURE:
- XBT_INFO("Gloups. The cpu on which I'm running just turned off!. See you!");
- MSG_task_destroy(task);
- break;
-
- case MSG_TRANSFER_FAILURE:
- XBT_INFO("Mmh. Can't reach '%s'! Nevermind. Let's keep going!", mailbox);
- MSG_task_destroy(task);
- break;
-
- case MSG_TIMEOUT:
- XBT_INFO("Mmh. Got timeouted while speaking to '%s'. Nevermind. Let's keep going!", mailbox);
- MSG_task_destroy(task);
- break;
-
- case MSG_OK:
- /* nothing */
- break;
-
- default:
- xbt_die("Unexpected behavior with '%s'", mailbox);
- }
- }
-
- XBT_INFO("Goodbye now!");
- return 0;
-}
-
-static int worker(int argc, char *argv[])
-{
- char mailbox[80];
-
- long id= xbt_str_parse_int(argv[1], "Invalid argument %s");
-
- snprintf(mailbox, 79,"worker-%ld", id);
-
- while (1) {
- msg_task_t task = NULL;
- XBT_INFO("Waiting a message on %s", mailbox);
- int retcode = MSG_task_receive( &(task), mailbox);
- if (retcode == MSG_OK) {
- if (MSG_task_get_data(task) == FINALIZE) {
- MSG_task_destroy(task);
- break;
- }
- XBT_INFO("Start execution...");
- retcode = MSG_task_execute(task);
- if (retcode == MSG_OK) {
- XBT_INFO("Execution complete.");
- free(task->data);
- MSG_task_destroy(task);
- } else if (retcode == MSG_HOST_FAILURE) {
- XBT_INFO("Gloups. The cpu on which I'm running just turned off!. See you!");
- free(task->data);
- MSG_task_destroy(task);
- return 0;
- } else {
- XBT_INFO("Hey ?! What's up ? ");
- xbt_die("Unexpected behavior");
- }
- } else if (retcode == MSG_HOST_FAILURE) {
- XBT_INFO("Gloups. The cpu on which I'm running just turned off!. See you!");
- return 0;
- } else if (retcode == MSG_TRANSFER_FAILURE) {
- XBT_INFO("Mmh. Something went wrong. Nevermind. Let's keep going!");
- } else {
- xbt_die("Unexpected behavior");
- }
- }
- XBT_INFO("I'm done. See you!");
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- MSG_init(&argc, argv);
- xbt_assert(argc > 2, "Usage: %s platform_file deployment_file\n"
- "\tExample: %s msg_platform.xml msg_deployment.xml\n", argv[0], argv[0]);
-
- MSG_create_environment(argv[1]);
-
- MSG_function_register("master", master);
- MSG_function_register("worker", worker);
- MSG_launch_application(argv[2]);
-
- msg_error_t res = MSG_main();
-
- XBT_INFO("Simulation time %g", MSG_get_clock());
-
- return res != MSG_OK;
-}
