1 /* Copyright (c) 2006-2017. The SimGrid Team. All rights reserved. */
3 /* This program is free software; you can redistribute it and/or modify it
4 * under the terms of the license (GNU LGPL) which comes with this package. */
8 #include "simgrid/s4u/Actor.hpp"
9 #include "simgrid/s4u/Comm.hpp"
10 #include "simgrid/s4u/Host.hpp"
11 #include "simgrid/s4u/Mailbox.hpp"
13 #include "src/kernel/context/Context.hpp"
15 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor, "S4U actors");
20 // ***** Actor creation *****
21 ActorPtr Actor::self()
23 smx_context_t self_context = SIMIX_context_self();
24 if (self_context == nullptr)
25 return simgrid::s4u::ActorPtr();
27 return self_context->process()->iface();
30 ActorPtr Actor::createActor(const char* name, s4u::Host* host, std::function<void()> code)
32 simgrid::simix::ActorImpl* actor = simcall_process_create(name, std::move(code), nullptr, host, nullptr);
33 return actor->iface();
36 ActorPtr Actor::createActor(const char* name, s4u::Host* host, const char* function, std::vector<std::string> args)
38 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(function);
39 simgrid::simix::ActorCode code = factory(std::move(args));
40 simgrid::simix::ActorImpl* actor = simcall_process_create(name, std::move(code), nullptr, host, nullptr);
41 return actor->iface();
44 // ***** Actor methods *****
47 simcall_process_join(this->pimpl_, -1);
50 void Actor::setAutoRestart(bool autorestart) {
51 simcall_process_auto_restart_set(pimpl_,autorestart);
54 void Actor::onExit(int_f_pvoid_pvoid_t fun, void* data)
56 simcall_process_on_exit(pimpl_, fun, data);
59 void Actor::migrate(Host* new_host)
61 simcall_process_set_host(pimpl_, new_host);
64 s4u::Host* Actor::host()
66 return this->pimpl_->host;
69 const char* Actor::cname()
71 return this->pimpl_->name.c_str();
74 simgrid::xbt::string Actor::name()
76 return this->pimpl_->name;
81 return this->pimpl_->pid;
86 return this->pimpl_->ppid;
91 simcall_process_suspend(pimpl_);
96 simcall_process_resume(pimpl_);
99 int Actor::isSuspended()
101 return simcall_process_is_suspended(pimpl_);
104 void Actor::setKillTime(double time) {
105 simcall_process_set_kill_time(pimpl_,time);
108 double Actor::killTime()
110 return simcall_process_get_kill_time(pimpl_);
113 void Actor::kill(aid_t pid)
115 smx_actor_t process = SIMIX_process_from_PID(pid);
116 if(process != nullptr) {
117 simcall_process_kill(process);
119 std::ostringstream oss;
120 oss << "kill: ("<< pid <<") - No such process" << std::endl;
121 throw std::runtime_error(oss.str());
125 smx_actor_t Actor::getImpl() {
130 simcall_process_kill(pimpl_);
133 // ***** Static functions *****
135 ActorPtr Actor::byPid(aid_t pid)
137 smx_actor_t process = SIMIX_process_from_PID(pid);
138 if (process != nullptr)
139 return process->iface();
144 void Actor::killAll()
146 simcall_process_killall(1);
149 void Actor::killAll(int resetPid)
151 simcall_process_killall(resetPid);
154 /** Retrieve the property value (or nullptr if not set) */
155 const char* Actor::property(const char* key)
157 return (char*)xbt_dict_get_or_null(simcall_process_get_properties(pimpl_), key);
159 void Actor::setProperty(const char* key, const char* value)
161 simgrid::simix::kernelImmediate([this, key, value] {
162 xbt_dict_set(simcall_process_get_properties(pimpl_), key, (char*)value, (void_f_pvoid_t) nullptr);
166 // ***** this_actor *****
168 namespace this_actor {
170 void sleep_for(double duration)
173 simcall_process_sleep(duration);
176 XBT_PUBLIC(void) sleep_until(double timeout)
178 double now = SIMIX_get_clock();
180 simcall_process_sleep(timeout - now);
183 e_smx_state_t execute(double flops) {
184 smx_activity_t s = simcall_execution_start(nullptr,flops,1.0/*priority*/,0./*bound*/);
185 return simcall_execution_wait(s);
188 void* recv(MailboxPtr chan) {
190 CommPtr c = Comm::recv_init(chan);
191 c->setDstData(&res, sizeof(res));
196 void send(MailboxPtr chan, void* payload, double simulatedSize)
198 CommPtr c = Comm::send_init(chan);
199 c->setRemains(simulatedSize);
200 c->setSrcData(payload);
201 // c->start() is optional.
205 void send(MailboxPtr chan, void* payload, double simulatedSize, double timeout)
207 CommPtr c = Comm::send_init(chan);
208 c->setRemains(simulatedSize);
209 c->setSrcData(payload);
210 // c->start() is optional.
214 CommPtr isend(MailboxPtr chan, void* payload, double simulatedSize)
216 return Comm::send_async(chan, payload, simulatedSize);
219 void dsend(MailboxPtr chan, void* payload, double simulatedSize)
221 Comm::send_detached(chan, payload, simulatedSize);
224 CommPtr irecv(MailboxPtr chan, void** data)
226 return Comm::recv_async(chan, data);
231 return SIMIX_process_self()->pid;
236 return SIMIX_process_self()->ppid;
241 return SIMIX_process_self()->name;
246 return SIMIX_process_self()->host;
251 simcall_process_suspend(SIMIX_process_self());
256 simcall_process_resume(SIMIX_process_self());
261 return simcall_process_is_suspended(SIMIX_process_self());
266 simcall_process_kill(SIMIX_process_self());
269 void onExit(int_f_pvoid_pvoid_t fun, void* data)
271 simcall_process_on_exit(SIMIX_process_self(), fun, data);
274 void migrate(Host* new_host)
276 simcall_process_set_host(SIMIX_process_self(), new_host);