1 /* Copyright (c) 2006-2014. 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 "src/msg/msg_private.h"
10 #include "simgrid/s4u/Actor.hpp"
11 #include "simgrid/s4u/comm.hpp"
12 #include "simgrid/s4u/host.hpp"
13 #include "simgrid/s4u/Mailbox.hpp"
15 #include "src/kernel/context/Context.hpp"
16 #include "src/simix/smx_private.h"
18 XBT_LOG_NEW_DEFAULT_CATEGORY(s4u_actor,"S4U actors");
23 // ***** Actor creation *****
24 ActorPtr Actor::self()
26 smx_context_t self_context = SIMIX_context_self();
27 if (self_context == nullptr)
28 return simgrid::s4u::ActorPtr();
30 return simgrid::s4u::ActorPtr(&self_context->process()->getIface());
34 ActorPtr Actor::createActor(const char* name, s4u::Host *host, double killTime, std::function<void()> code)
36 // TODO, when autorestart is used, the std::function is copied so the new
37 // instance will get a fresh (reinitialized) state. Is this what we want?
38 smx_actor_t process = simcall_process_create(
39 name, std::move(code), nullptr, host->name().c_str(),
40 killTime, nullptr, 0);
41 return ActorPtr(&process->getIface());
44 ActorPtr Actor::createActor(const char* name, s4u::Host *host, double killTime,
45 const char* function, std::vector<std::string> args)
47 simgrid::simix::ActorCodeFactory& factory = SIMIX_get_actor_code_factory(function);
48 simgrid::simix::ActorCode code = factory(std::move(args));
49 smx_actor_t process = simcall_process_create(
50 name, std::move(code), nullptr, host->name().c_str(),
51 killTime, nullptr, 0);
52 return ActorPtr(&process->getIface());
55 // ***** Actor methods *****
58 simcall_process_join(pimpl_, -1);
61 void Actor::setAutoRestart(bool autorestart) {
62 simcall_process_auto_restart_set(pimpl_,autorestart);
65 s4u::Host *Actor::getHost() {
69 simgrid::xbt::string Actor::getName() {
77 int Actor::getPpid() {
81 void Actor::setKillTime(double time) {
82 simcall_process_set_kill_time(pimpl_,time);
85 double Actor::getKillTime() {
86 return simcall_process_get_kill_time(pimpl_);
89 void Actor::kill(int pid) {
90 msg_process_t process = SIMIX_process_from_PID(pid);
91 if(process != nullptr) {
92 simcall_process_kill(process);
94 std::ostringstream oss;
95 oss << "kill: ("<< pid <<") - No such process" << std::endl;
96 throw std::runtime_error(oss.str());
100 smx_actor_t Actor::getImpl() {
105 simcall_process_kill(pimpl_);
108 // ***** Static functions *****
110 ActorPtr Actor::forPid(int pid)
112 smx_actor_t process = SIMIX_process_from_PID(pid);
113 if (process != nullptr)
114 return ActorPtr(&process->getIface());
119 void Actor::killAll() {
120 simcall_process_killall(1);
123 // ***** this_actor *****
125 namespace this_actor {
127 void sleep_for(double duration)
130 simcall_process_sleep(duration);
133 XBT_PUBLIC(void) sleep_until(double timeout)
135 double now = SIMIX_get_clock();
137 simcall_process_sleep(timeout - now);
140 e_smx_state_t execute(double flops) {
141 smx_activity_t s = simcall_execution_start(nullptr,flops,1.0/*priority*/,0./*bound*/);
142 return simcall_execution_wait(s);
145 void* recv(MailboxPtr chan) {
147 Comm& c = Comm::recv_init(chan);
148 c.setDstData(&res,sizeof(res));
153 void send(MailboxPtr chan, void *payload, size_t simulatedSize) {
154 Comm& c = Comm::send_init(chan);
155 c.setRemains(simulatedSize);
156 c.setSrcData(payload);
157 // c.start() is optional.
162 return SIMIX_process_self()->pid;
166 return SIMIX_process_self()->ppid;