-/* Copyright (c) 2010, 2012-2015. 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. */
-
-/** @addtogroup MSG_examples
- *
- * - <b>tracing/user_variables.c</b>: This program demonstrates how to trace user variables associated to the hosts of
- * the platform file. You might want to run this program with the following parameters:
- * --cfg=tracing:yes
- * --cfg=tracing/platform:yes
- * (See \ref tracing_tracing_options for details)
- */
-
-#include "simgrid/msg.h"
-
-XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test, "Messages specific for this msg example");
-
-static int master(int argc, char *argv[])
-{
- const char *hostname = MSG_host_get_name(MSG_host_self());
- int i;
-
- //the hostname has an empty HDD with a capacity of 100000 (bytes)
- TRACE_host_variable_set(hostname, "HDD_capacity", 100000);
- TRACE_host_variable_set(hostname, "HDD_utilization", 0);
-
- for (i = 0; i < 10; i++) {
- //create and execute a task just to make the simulated time advance
- msg_task_t task = MSG_task_create("task", 10000, 0, NULL);
- MSG_task_execute (task);
- MSG_task_destroy (task);
-
- //ADD: after the execution of this task, the HDD utilization increases by 100 (bytes)
- TRACE_host_variable_add(hostname, "HDD_utilization", 100);
- }
-
- for (i = 0; i < 10; i++) {
- //create and execute a task just to make the simulated time advance
- msg_task_t task = MSG_task_create("task", 10000, 0, NULL);
- MSG_task_execute (task);
- MSG_task_destroy (task);
-
- //SUB: after the execution of this task, the HDD utilization decreases by 100 (bytes)
- TRACE_host_variable_sub(hostname, "HDD_utilization", 100);
- }
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- MSG_init(&argc, argv);
- if (argc < 3) {
- printf("Usage: %s platform_file deployment_file\n", argv[0]);
- exit(1);
- }
-
- MSG_create_environment(argv[1]);
-
- //declaring user variables
- TRACE_host_variable_declare("HDD_capacity");
- TRACE_host_variable_declare("HDD_utilization");
-
- //register functions and launch deployment
- MSG_function_register("master", master);
- MSG_function_register("slave", master);
- MSG_launch_application(argv[2]);
-
- MSG_main();
-
- //get user declared variables
- unsigned int cursor;
- char *variable;
- xbt_dynar_t host_variables = TRACE_get_host_variables ();
- if (host_variables){
- XBT_INFO ("Declared host variables:");
- xbt_dynar_foreach (host_variables, cursor, variable){
- XBT_INFO ("%s", variable);
- }
- xbt_dynar_free (&host_variables);
- }
- xbt_dynar_t link_variables = TRACE_get_link_variables ();
- if (link_variables){
- XBT_INFO ("Declared link variables:");
- xbt_dynar_foreach (link_variables, cursor, variable){
- XBT_INFO ("%s", variable);
- }
- xbt_dynar_free (&link_variables);
- }
-
- //create a customized viva graph configuration file
- FILE *fp;
- fp = fopen ("viva_graph.plist", "w");
- if (!fp){
- return 1;
- }
- fprintf (fp, "{\n node = (");
- xbt_dynar_t nodes_type = TRACE_get_node_types ();
- if (nodes_type){
- XBT_INFO ("Node types in the trace:");
- char *node_type;
- xbt_dynar_foreach (nodes_type, cursor, node_type){
- XBT_INFO ("%s", node_type);
- fprintf (fp, "%s, ", node_type);
- }
- xbt_dynar_free (&nodes_type);
- }
- fprintf (fp, ");\n edge = (");
- xbt_dynar_t edges_type = TRACE_get_edge_types ();
- if (edges_type){
- XBT_INFO ("Node types in the trace:");
- char *edge_type;
- xbt_dynar_foreach (edges_type, cursor, edge_type){
- XBT_INFO ("%s", edge_type);
- fprintf (fp, "%s, ", edge_type);
- }
- xbt_dynar_free (&edges_type);
- }
- fprintf (fp, ");\n");
- fprintf (fp, " host = {\n type = square;\n size = HDD_capacity; \n values = (HDD_utilization);\n };\n");
- fprintf (fp, " link = {\n type = rhombus;\n size = bandwidth;\n };\n");
- fprintf (fp, "}\n");
- fclose (fp);
-
- return 0;
-}