--- /dev/null
+/* Copyright (c) 2007-2012. 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 "msg/msg.h"
+#include "xbt/sysdep.h" /* calloc, printf */
+
+/* Create a log channel to have nice outputs. */
+#include "xbt/log.h"
+#include "xbt/asserts.h"
+XBT_LOG_NEW_DEFAULT_CATEGORY(msg_test,
+ "Messages specific for this msg example");
+
+
+int computation_fun(int argc, char *argv[])
+{
+ const char *pr_name = MSG_process_get_name(MSG_process_self());
+ const char *host_name = MSG_host_get_name(MSG_host_self());
+
+ msg_task_t task = MSG_task_create("Task", 1000000, 1000000, NULL);
+
+ double clock_sta = MSG_get_clock();
+ MSG_task_execute(task);
+ double clock_end = MSG_get_clock();
+
+ XBT_INFO("%s:%s task executed %g", host_name, pr_name, clock_end - clock_sta);
+
+ MSG_task_destroy(task);
+
+ return 0;
+}
+
+void launch_computation_worker(msg_host_t host)
+{
+ const char *pr_name = "compute";
+ char **argv = xbt_new(char *, 2);
+ argv[0] = xbt_strdup(pr_name);
+ argv[1] = NULL;
+
+ MSG_process_create_with_arguments(pr_name, computation_fun, NULL, host, 1, argv);
+}
+
+struct task_priv {
+ msg_host_t tx_host;
+ msg_process_t tx_proc;
+ double clock_sta;
+};
+
+int communication_tx_fun(int argc, char *argv[])
+{
+ xbt_assert(argc == 2);
+ const char *mbox = argv[1];
+
+ msg_task_t task = MSG_task_create("Task", 1000000, 1000000, NULL);
+
+ struct task_priv *priv = xbt_new(struct task_priv, 1);
+ priv->tx_proc = MSG_process_self();
+ priv->tx_host = MSG_host_self();
+ priv->clock_sta = MSG_get_clock();
+
+ MSG_task_set_data(task, priv);
+
+ MSG_task_send(task, mbox);
+
+ return 0;
+}
+
+int communication_rx_fun(int argc, char *argv[])
+{
+ const char *pr_name = MSG_process_get_name(MSG_process_self());
+ const char *host_name = MSG_host_get_name(MSG_host_self());
+ xbt_assert(argc == 2);
+ const char *mbox = argv[1];
+
+ msg_task_t task = NULL;
+ MSG_task_recv(&task, mbox);
+
+ struct task_priv *priv = MSG_task_get_data(task);
+ double clock_end = MSG_get_clock();
+
+ XBT_INFO("%s:%s to %s:%s => %g sec",
+ MSG_host_get_name(priv->tx_host),
+ MSG_process_get_name(priv->tx_proc),
+ host_name, pr_name, clock_end - priv->clock_sta);
+
+ MSG_task_destroy(task);
+
+ return 0;
+}
+
+void launch_communication_worker(msg_host_t tx_host, msg_host_t rx_host)
+{
+ char *mbox = bprintf("MBOX:%s-%s",
+ MSG_host_get_name(tx_host),
+ MSG_host_get_name(rx_host));
+ char **argv = NULL;
+ char *pr_name = NULL;
+
+ pr_name = "comm_tx";
+ argv = xbt_new(char *, 3);
+ argv[0] = xbt_strdup(pr_name);
+ argv[1] = xbt_strdup(mbox);
+ argv[2] = NULL;
+
+ MSG_process_create_with_arguments(pr_name, communication_tx_fun, NULL, tx_host, 2, argv);
+
+ pr_name = "comm_rx";
+ argv = xbt_new(char *, 3);
+ argv[0] = xbt_strdup(pr_name);
+ argv[1] = xbt_strdup(mbox);
+ argv[2] = NULL;
+
+ MSG_process_create_with_arguments(pr_name, communication_rx_fun, NULL, rx_host, 2, argv);
+
+ xbt_free(mbox);
+}
+
+
+int master_main(int argc, char *argv[])
+{
+ xbt_dynar_t hosts_dynar = MSG_hosts_as_dynar();
+ msg_host_t pm0 = xbt_dynar_get_as(hosts_dynar, 0, msg_host_t);
+ msg_host_t pm1 = xbt_dynar_get_as(hosts_dynar, 1, msg_host_t);
+ msg_host_t pm2 = xbt_dynar_get_as(hosts_dynar, 2, msg_host_t);
+ msg_vm_t vm0, vm1;
+
+ XBT_INFO("### Put a task on a PM");
+ launch_computation_worker(pm0);
+ MSG_process_sleep(2);
+
+ XBT_INFO("### Put two tasks on a PM");
+ launch_computation_worker(pm0);
+ launch_computation_worker(pm0);
+ MSG_process_sleep(2);
+
+ XBT_INFO("### Put a task on each PM");
+ launch_computation_worker(pm0);
+ launch_computation_worker(pm1);
+ MSG_process_sleep(2);
+
+ XBT_INFO("### Put a VM on a PM, and put a task to the VM");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ MSG_vm_start(vm0);
+ launch_computation_worker(vm0);
+ MSG_process_sleep(2);
+ MSG_vm_destroy(vm0);
+
+ XBT_INFO("### Put a VM on a PM, and put a task to the PM (FIXME: broken)");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ MSG_vm_start(vm0);
+ launch_computation_worker(pm0);
+ MSG_process_sleep(2);
+ MSG_vm_destroy(vm0);
+
+ XBT_INFO("### Put two VMs on a PM, and put a task to each VM");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ vm1 = MSG_vm_create_core(pm0, "VM1");
+ MSG_vm_start(vm0);
+ MSG_vm_start(vm1);
+ launch_computation_worker(vm0);
+ launch_computation_worker(vm1);
+ MSG_process_sleep(2);
+ MSG_vm_destroy(vm0);
+ MSG_vm_destroy(vm1);
+
+ XBT_INFO("### Put a VM on each PM, and put a task to each VM");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ vm1 = MSG_vm_create_core(pm1, "VM1");
+ MSG_vm_start(vm0);
+ MSG_vm_start(vm1);
+ launch_computation_worker(vm0);
+ launch_computation_worker(vm1);
+ MSG_process_sleep(2);
+ MSG_vm_destroy(vm0);
+ MSG_vm_destroy(vm1);
+
+
+ XBT_INFO("### Make a connection between PM0 and PM1");
+ launch_communication_worker(pm0, pm1);
+ MSG_process_sleep(5);
+
+ XBT_INFO("### Make two connection between PM0 and PM1");
+ launch_communication_worker(pm0, pm1);
+ launch_communication_worker(pm0, pm1);
+ MSG_process_sleep(5);
+
+ XBT_INFO("### Make a connection between PM0 and VM0@PM0");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ MSG_vm_start(vm0);
+ launch_communication_worker(pm0, vm0);
+ MSG_process_sleep(5);
+ MSG_vm_destroy(vm0);
+
+ XBT_INFO("### Make a connection between PM0 and VM0@PM1");
+ vm0 = MSG_vm_create_core(pm1, "VM0");
+ MSG_vm_start(vm0);
+ launch_communication_worker(pm0, vm0);
+ MSG_process_sleep(5);
+ MSG_vm_destroy(vm0);
+
+ XBT_INFO("### Make two connections between PM0 and VM0@PM1");
+ vm0 = MSG_vm_create_core(pm1, "VM0");
+ MSG_vm_start(vm0);
+ launch_communication_worker(pm0, vm0);
+ launch_communication_worker(pm0, vm0);
+ MSG_process_sleep(5);
+ MSG_vm_destroy(vm0);
+
+ XBT_INFO("### Make a connection between PM0 and VM0@PM1, and also make a connection between PM0 and PM1");
+ vm0 = MSG_vm_create_core(pm1, "VM0");
+ MSG_vm_start(vm0);
+ launch_communication_worker(pm0, vm0);
+ launch_communication_worker(pm0, pm1);
+ MSG_process_sleep(5);
+ MSG_vm_destroy(vm0);
+
+ XBT_INFO("### Make a connection between VM0@PM0 and PM1@PM1, and also make a connection between VM0@PM0 and VM1@PM1");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ vm1 = MSG_vm_create_core(pm1, "VM1");
+ MSG_vm_start(vm0);
+ MSG_vm_start(vm1);
+ launch_communication_worker(vm0, vm1);
+ launch_communication_worker(vm0, vm1);
+ MSG_process_sleep(5);
+ MSG_vm_destroy(vm0);
+ MSG_vm_destroy(vm1);
+
+
+ XBT_INFO("### Relocate VM0 between PM0 and PM1");
+ vm0 = MSG_vm_create_core(pm0, "VM0");
+ MSG_vm_start(vm0);
+ launch_communication_worker(vm0, pm2);
+ MSG_process_sleep(0.01);
+ MSG_vm_migrate(vm0, pm1);
+ MSG_process_sleep(0.01);
+ MSG_vm_migrate(vm0, pm0);
+ MSG_process_sleep(5);
+ MSG_vm_destroy(vm0);
+
+ return 0;
+}
+
+void launch_master(msg_host_t host)
+{
+ const char *pr_name = "master_";
+ char **argv = xbt_new(char *, 2);
+ argv[0] = xbt_strdup(pr_name);
+ argv[1] = NULL;
+
+ msg_process_t pr = MSG_process_create_with_arguments(pr_name, master_main, NULL, host, 1, argv);
+}
+
+
+int main(int argc, char *argv[])
+{
+ /* Get the arguments */
+ MSG_init(&argc, argv);
+
+ /* load the platform file */
+ MSG_create_environment(argv[1]);
+
+ xbt_dynar_t hosts_dynar = MSG_hosts_as_dynar();
+ msg_host_t pm0 = xbt_dynar_get_as(hosts_dynar, 0, msg_host_t);
+ launch_master(pm0);
+
+ int res = MSG_main();
+ XBT_INFO("Simulation time %g", MSG_get_clock());
+
+ XBT_INFO("bye");
+
+ return 0;
+}