-namespace simgrid {
- namespace simix {
- simgrid::xbt::Extension<simgrid::s4u::Host, Host> Host::EXTENSION_ID;
-
- Host::Host()
- {
- if (not Host::EXTENSION_ID.valid())
- Host::EXTENSION_ID = s4u::Host::extension_create<simix::Host>();
- }
-
- Host::~Host()
- {
- /* All processes should be gone when the host is turned off (by the end of the simulation). */
- if (not process_list.empty()) {
- std::string msg = std::string("Shutting down host, but it's not empty:");
- for (auto const& process : process_list)
- msg += "\n\t" + std::string(process.get_name());
-
- SIMIX_display_process_status();
- THROWF(arg_error, 0, "%s", msg.c_str());
- }
- for (auto const& arg : auto_restart_processes)
- delete arg;
- auto_restart_processes.clear();
- for (auto const& arg : boot_processes)
- delete arg;
- boot_processes.clear();
- }
-
- /** Re-starts all the actors that are marked as restartable.
- *
- * Weird things will happen if you turn on an host that is already on. S4U is fool-proof, not this.
- */
- void Host::turnOn()
- {
- for (auto const& arg : boot_processes) {
- XBT_DEBUG("Booting Process %s(%s) right now", arg->name.c_str(), arg->host->get_cname());
- smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), arg->code, nullptr, arg->host,
- arg->properties.get(), nullptr);
- if (arg->kill_time >= 0)
- simcall_process_set_kill_time(actor, arg->kill_time);
- if (arg->auto_restart)
- actor->auto_restart = arg->auto_restart;
- }
- }
-
-}} // namespaces
-
-/* needs to be public and without simcall for exceptions and logging events */
-const char* sg_host_self_get_name()
-{
- sg_host_t host = sg_host_self();
- if (host == nullptr || SIMIX_process_self() == simix_global->maestro_process)
- return "";
-
- return host->get_cname();
-}
-
-/**
- * \brief Add a process to the list of the processes that the host will restart when it comes back
- * This function add a process to the list of the processes that will be restarted when the host comes
- * back. It is expected that this function is called when the host is down.
- * The processes will only be restarted once, meaning that you will have to register the process
- * again to restart the process again.
- */
-void SIMIX_host_add_auto_restart_process(sg_host_t host, const char* name, std::function<void()> code, void* data,
- double kill_time, std::map<std::string, std::string>* properties,
- int auto_restart)
-{
- simgrid::kernel::actor::ProcessArg* arg =
- new simgrid::kernel::actor::ProcessArg(name, code, data, host, kill_time, nullptr, auto_restart);
- arg->properties.reset(properties, [](decltype(properties)) {});
-
- if (host->isOff() && watched_hosts.find(host->get_cname()) == watched_hosts.end()) {
- watched_hosts.insert(host->get_cname());
- XBT_DEBUG("Push host %s to watched_hosts because state == SURF_RESOURCE_OFF", host->get_cname());
- }
- XBT_DEBUG("Adding Process %s to the auto-restart list of Host %s", arg->name.c_str(), arg->host->get_cname());
- host->extension<simgrid::simix::Host>()->auto_restart_processes.push_back(arg);
-}
-
-/** @brief Restart the list of processes that have been registered to the host */
-void SIMIX_host_autorestart(sg_host_t host)
-{
- std::vector<simgrid::kernel::actor::ProcessArg*> process_list =
- host->extension<simgrid::simix::Host>()->auto_restart_processes;
-
- for (auto const& arg : process_list) {
- XBT_DEBUG("Restarting Process %s@%s right now", arg->name.c_str(), arg->host->get_cname());
- smx_actor_t actor = simix_global->create_process_function(arg->name.c_str(), arg->code, nullptr, arg->host,
- arg->properties.get(), nullptr);
- if (arg->kill_time >= 0)
- simcall_process_set_kill_time(actor, arg->kill_time);
- if (arg->auto_restart)
- actor->auto_restart = arg->auto_restart;
- }
- process_list.clear();
-}
-
-boost::intrusive_ptr<simgrid::kernel::activity::ExecImpl>
-SIMIX_execution_start(const char* name, double flops_amount, double priority, double bound, sg_host_t host)
-{
- /* set surf's action */
- simgrid::kernel::resource::Action* surf_action = nullptr;
- if (not MC_is_active() && not MC_record_replay_is_active()) {
- surf_action = host->pimpl_cpu->execution_start(flops_amount);
- surf_action->set_priority(priority);
- if (bound > 0)
- static_cast<simgrid::surf::CpuAction*>(surf_action)->set_bound(bound);
- }
-
- simgrid::kernel::activity::ExecImplPtr exec = simgrid::kernel::activity::ExecImplPtr(
- new simgrid::kernel::activity::ExecImpl(name, surf_action, /*timeout_detector*/ nullptr, host));
-
- XBT_DEBUG("Create execute synchro %p: %s", exec.get(), exec->name_.c_str());
- simgrid::kernel::activity::ExecImpl::onCreation(exec);
-
- return exec;
-}
-
-boost::intrusive_ptr<simgrid::kernel::activity::ExecImpl>
-SIMIX_execution_parallel_start(const char* name, int host_nb, sg_host_t* host_list, double* flops_amount,
- double* bytes_amount, double rate, double timeout)