1 /* Copyright (c) 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. */
8 #include "msg/msg.h" /* Yeah! If you want to use msg, you need to include msg/msg.h */
9 #include "xbt/sysdep.h" /* calloc, printf */
11 /* Create a log channel to have nice outputs. */
13 #include "xbt/asserts.h"
14 XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,"Messages specific for this msg example");
16 int sender(int argc, char *argv[]);
17 int receiver(int argc, char *argv[]);
19 MSG_error_t test_all(const char *platform_file, const char *application_file);
21 /** Sender function */
22 int sender(int argc, char *argv[])
24 long number_of_tasks = atol(argv[1]);
25 double task_comp_size = atof(argv[2]);
26 double task_comm_size = atof(argv[3]);
27 long receivers_count = atol(argv[4]);
29 msg_comm_t *comm = malloc((number_of_tasks+receivers_count)*sizeof(msg_comm_t));
32 for (i = 0; i < number_of_tasks; i++)
35 char sprintf_buffer[256];
36 sprintf(mailbox,"receiver-%ld",i % receivers_count);
37 sprintf(sprintf_buffer, "Task_%d", i);
38 task = MSG_task_create(sprintf_buffer, task_comp_size, task_comm_size, NULL);
39 comm[i]=MSG_task_isend(task, mailbox);
40 INFO2("Send to receiver-%ld Task_%d",i % receivers_count,i);
42 for (i = 0; i < receivers_count; i++)
45 sprintf(mailbox,"receiver-%ld",i % receivers_count);
46 task = MSG_task_create ("finalize", 0, 0, 0);
47 comm[i+number_of_tasks]=MSG_task_isend(task, mailbox);
48 INFO1("Send to receiver-%ld finalize",i % receivers_count);
51 /* Here we are waiting for the completion of all communications*/
52 MSG_comm_waitall(comm,(number_of_tasks+receivers_count),-1);
54 INFO0("Goodbye now!");
58 /** Receiver function */
59 int receiver(int argc, char *argv[])
66 xbt_assert1(sscanf(argv[1],"%d", &id),
67 "Invalid argument %s\n",argv[1]);
68 MSG_process_sleep (10);
69 sprintf(mailbox,"receiver-%d",id);
71 res_irecv = MSG_task_irecv(&(task), mailbox);
72 INFO0("Wait to receive a task");
73 res = MSG_comm_wait(res_irecv,-1);
74 xbt_assert0(res == MSG_OK, "MSG_task_get failed");
75 INFO1("Received \"%s\"", MSG_task_get_name(task));
76 if (!strcmp(MSG_task_get_name(task),"finalize")) {
77 MSG_task_destroy(task);
81 INFO1("Processing \"%s\"", MSG_task_get_name(task));
82 MSG_task_execute(task);
83 INFO1("\"%s\" done", MSG_task_get_name(task));
84 MSG_task_destroy(task);
87 INFO0("I'm done. See you!");
89 } /* end_of_receiver */
92 MSG_error_t test_all(const char *platform_file,
93 const char *application_file)
95 MSG_error_t res = MSG_OK;
97 /* MSG_config("workstation/model","KCCFLN05"); */
98 { /* Simulation setting */
99 MSG_set_channel_number(0);
100 MSG_create_environment(platform_file);
102 { /* Application deployment */
103 MSG_function_register("sender", sender);
104 MSG_function_register("receiver", receiver);
105 MSG_launch_application(application_file);
109 INFO1("Simulation time %g",MSG_get_clock());
111 } /* end_of_test_all */
115 int main(int argc, char *argv[])
117 MSG_error_t res = MSG_OK;
119 MSG_global_init(&argc,argv);
121 printf ("Usage: %s platform_file deployment_file\n",argv[0]);
122 printf ("example: %s msg_platform.xml msg_deployment.xml\n",argv[0]);
125 res = test_all(argv[1],argv[2]);
126 SIMIX_message_sizes_output("toto.txt");