* specifying when the resource must be turned on or off.
*
* To set such a profile, the first way is to use a file in the XML, while the second is to use the programmatic
- * interface. Once this profile is in place, the resource will automatically be turned on and off.
+ * interface, as exemplified in the main() below. Once this profile is in place, the resource will automatically
+ * be turned on and off.
*
* The actors running on a host that is turned off are forcefully killed
* once their on_exit callbacks are executed. They cannot avoid this fate.
* Communications using failed links will .. fail.
*/
+#include "simgrid/kernel/ProfileBuilder.hpp"
#include "simgrid/s4u.hpp"
+namespace sg4 = simgrid::s4u;
+
XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_test, "Messages specific for this s4u example");
static void master(std::vector<std::string> args)
{
xbt_assert(args.size() == 5, "Expecting one parameter");
- simgrid::s4u::Mailbox* mailbox;
+ sg4::Mailbox* mailbox;
long number_of_tasks = std::stol(args[1]);
double comp_size = std::stod(args[2]);
long comm_size = std::stol(args[3]);
XBT_INFO("Got %ld workers and %ld tasks to process", workers_count, number_of_tasks);
for (int i = 0; i < number_of_tasks; i++) {
- mailbox = simgrid::s4u::Mailbox::by_name(std::string("worker-") + std::to_string(i % workers_count));
+ mailbox = sg4::Mailbox::by_name(std::string("worker-") + std::to_string(i % workers_count));
auto* payload = new double(comp_size);
try {
XBT_INFO("Send a message to %s", mailbox->get_cname());
XBT_INFO("All tasks have been dispatched. Let's tell everybody the computation is over.");
for (int i = 0; i < workers_count; i++) {
/* - Eventually tell all the workers to stop by sending a "finalize" task */
- mailbox = simgrid::s4u::Mailbox::by_name(std::string("worker-") + std::to_string(i));
+ mailbox = sg4::Mailbox::by_name(std::string("worker-") + std::to_string(i));
auto* payload = new double(-1.0);
try {
mailbox->put(payload, 0, 1.0);
static void worker(std::vector<std::string> args)
{
xbt_assert(args.size() == 2, "Expecting one parameter");
- long id = std::stol(args[1]);
- simgrid::s4u::Mailbox* mailbox = simgrid::s4u::Mailbox::by_name(std::string("worker-") + std::to_string(id));
+ long id = std::stol(args[1]);
+ sg4::Mailbox* mailbox = sg4::Mailbox::by_name(std::string("worker-") + std::to_string(id));
while (true) {
try {
XBT_INFO("Waiting a message on %s", mailbox->get_cname());
}
/* - Otherwise, process the task */
XBT_INFO("Start execution...");
- simgrid::s4u::this_actor::execute(comp_size);
+ sg4::this_actor::execute(comp_size);
XBT_INFO("Execution complete.");
} catch (const simgrid::NetworkFailureException&) {
XBT_INFO("Mmh. Something went wrong. Nevermind. Let's keep going!");
int main(int argc, char* argv[])
{
- simgrid::s4u::Engine e(&argc, argv);
+ sg4::Engine e(&argc, argv);
+
+ // This is how to attach a profile to an host that is created from the XML file.
+ // This should be done before calling load_platform(), as the on_creation() event is fired when loading the platform.
+ // You can never set a new profile to a resource that already have one.
+ sg4::Host::on_creation.connect([](sg4::Host& h) {
+ if (h.get_name() == "Bourrassa") {
+ h.set_state_profile(simgrid::kernel::profile::ProfileBuilder::from_string("bourassa_profile", "67 0\n70 1\n", 0));
+ }
+ });
e.load_platform(argv[1]);
+
e.register_function("master", master);
e.register_function("worker", worker);
e.load_deployment(argv[2]);
+ // Add a new host programatically, and attach a state profile to it
+ auto* root = e.get_netzone_root();
+ auto* lilibeth = root->create_host("Lilibeth", 1e15);
+ sg4::LinkInRoute link = sg4::LinkInRoute(e.link_by_name("10"));
+ root->add_route(e.host_by_name("Tremblay")->get_netpoint(), lilibeth->get_netpoint(), nullptr, nullptr, {link}, true);
+ lilibeth->set_state_profile(simgrid::kernel::profile::ProfileBuilder::from_string("lilibeth_profile", R"(
+4 0
+5 1
+)",
+ 10));
+ lilibeth->seal();
+
+ // Create an actor on that new host, to monitor its own state
+ auto actor = sg4::Actor::create("sleeper", lilibeth, []() {
+ XBT_INFO("Start sleeping...");
+ sg4::this_actor::sleep_for(1);
+ XBT_INFO("done sleeping.");
+ });
+ actor->set_auto_restart(true);
+
e.run();
- XBT_INFO("Simulation time %g", simgrid::s4u::Engine::get_clock());
+ XBT_INFO("Simulation time %g", sg4::Engine::get_clock());
return 0;
}