X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/de8c3ed2a5eafc299ca06c14323177878b582a2b..3580b0137eab12ca216d9847823c86918b10dd53:/src/mc/api.cpp diff --git a/src/mc/api.cpp b/src/mc/api.cpp index ac168db18a..a9539193ab 100644 --- a/src/mc/api.cpp +++ b/src/mc/api.cpp @@ -1,918 +1,109 @@ +/* Copyright (c) 2020-2022. 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 "api.hpp" #include "src/kernel/activity/MailboxImpl.hpp" #include "src/kernel/activity/MutexImpl.hpp" +#include "src/kernel/actor/SimcallObserver.hpp" #include "src/mc/Session.hpp" -#include "src/mc/checker/SimcallInspector.hpp" -#include "src/mc/mc_comm_pattern.hpp" +#include "src/mc/explo/Exploration.hpp" +#include "src/mc/mc_base.hpp" +#include "src/mc/mc_exit.hpp" #include "src/mc/mc_pattern.hpp" #include "src/mc/mc_private.hpp" -#include "src/mc/mc_smx.hpp" -#include "src/mc/remote/RemoteSimulation.hpp" +#include "src/mc/remote/RemoteProcess.hpp" +#include "src/surf/HostImpl.hpp" + #include #include -// #include - +#include "simgrid/s4u/Host.hpp" +#include "xbt/string.hpp" #if HAVE_SMPI #include "src/smpi/include/smpi_request.hpp" #endif -XBT_LOG_NEW_DEFAULT_SUBCATEGORY(Api, mc, "Logging specific to MC Fasade APIs "); - -using Simcall = simgrid::simix::Simcall; +XBT_LOG_NEW_DEFAULT_SUBCATEGORY(Api, mc, "Logging specific to MC Facade APIs "); +XBT_LOG_EXTERNAL_CATEGORY(mc_global); namespace simgrid { namespace mc { -static inline const char* get_color(int id) -{ - static constexpr std::array colors{{"blue", "red", "green3", "goldenrod", "brown", "purple", - "magenta", "turquoise4", "gray25", "forestgreen", "hotpink", - "lightblue", "tan"}}; - return colors[id % colors.size()]; -} - -static char* pointer_to_string(void* pointer) -{ - if (XBT_LOG_ISENABLED(Api, xbt_log_priority_verbose)) - return bprintf("%p", pointer); - - return xbt_strdup("(verbose only)"); -} - -static char* buff_size_to_string(size_t buff_size) -{ - if (XBT_LOG_ISENABLED(Api, xbt_log_priority_verbose)) - return bprintf("%zu", buff_size); - - return xbt_strdup("(verbose only)"); -} - -inline -smx_mailbox_t get_mbox(smx_simcall_t const r) -{ - switch (r->call_) { - case Simcall::COMM_ISEND: - return simcall_comm_isend__get__mbox(r); - case Simcall::COMM_IRECV: - return simcall_comm_irecv__get__mbox(r); - default: - return nullptr; - } -} - -inline simgrid::kernel::activity::CommImpl* get_comm(smx_simcall_t const r) -{ - switch (r->call_) { - case Simcall::COMM_WAIT: - return simcall_comm_wait__getraw__comm(r); - case Simcall::COMM_TEST: - return simcall_comm_test__getraw__comm(r); - default: - return nullptr; - } -} - -// Does half the job -inline bool request_depend_asymmetric(smx_simcall_t r1, smx_simcall_t r2) -{ - if (r1->call_ == Simcall::COMM_ISEND && r2->call_ == Simcall::COMM_IRECV) - return false; - - if (r1->call_ == Simcall::COMM_IRECV && r2->call_ == Simcall::COMM_ISEND) - return false; - - // Those are internal requests, we do not need indirection because those objects are copies: - const kernel::activity::CommImpl* synchro1 = get_comm(r1); - const kernel::activity::CommImpl* synchro2 = get_comm(r2); - - if ((r1->call_ == Simcall::COMM_ISEND || r1->call_ == Simcall::COMM_IRECV) && r2->call_ == Simcall::COMM_WAIT) { - const kernel::activity::MailboxImpl* mbox = get_mbox(r1); // r1->get_mboxx') - - if (mbox != synchro2->mbox_cpy - && simcall_comm_wait__get__timeout(r2) <= 0) - return false; - - if ((r1->issuer_ != synchro2->src_actor_.get()) && (r1->issuer_ != synchro2->dst_actor_.get()) && - simcall_comm_wait__get__timeout(r2) <= 0) - return false; - - if ((r1->call_ == Simcall::COMM_ISEND) && (synchro2->type_ == kernel::activity::CommImpl::Type::SEND) && - (synchro2->src_buff_ != simcall_comm_isend__get__src_buff(r1)) && simcall_comm_wait__get__timeout(r2) <= 0) - return false; - - if ((r1->call_ == Simcall::COMM_IRECV) && (synchro2->type_ == kernel::activity::CommImpl::Type::RECEIVE) && - (synchro2->dst_buff_ != simcall_comm_irecv__get__dst_buff(r1)) && simcall_comm_wait__get__timeout(r2) <= 0) - return false; - } - - /* FIXME: the following rule assumes that the result of the isend/irecv call is not stored in a buffer used in the - * test call. */ -#if 0 - if((r1->call == Simcall::COMM_ISEND || r1->call == Simcall::COMM_IRECV) - && r2->call == Simcall::COMM_TEST) - return false; -#endif - - if (r1->call_ == Simcall::COMM_WAIT && (r2->call_ == Simcall::COMM_WAIT || r2->call_ == Simcall::COMM_TEST) && - (synchro1->src_actor_.get() == nullptr || synchro1->dst_actor_.get() == nullptr)) - return false; - - if (r1->call_ == Simcall::COMM_TEST && - (simcall_comm_test__get__comm(r1) == nullptr || synchro1->src_buff_ == nullptr || synchro1->dst_buff_ == nullptr)) - return false; - - if (r1->call_ == Simcall::COMM_TEST && r2->call_ == Simcall::COMM_WAIT && - synchro1->src_buff_ == synchro2->src_buff_ && synchro1->dst_buff_ == synchro2->dst_buff_) - return false; - - if (r1->call_ == Simcall::COMM_WAIT && r2->call_ == Simcall::COMM_TEST && synchro1->src_buff_ != nullptr && - synchro1->dst_buff_ != nullptr && synchro2->src_buff_ != nullptr && synchro2->dst_buff_ != nullptr && - synchro1->dst_buff_ != synchro2->src_buff_ && synchro1->dst_buff_ != synchro2->dst_buff_ && - synchro2->dst_buff_ != synchro1->src_buff_) - return false; - - return true; -} - -/* Search an enabled transition for the given process. - * - * This can be seen as an iterator returning the next transition of the process. - * - * We only consider the processes that are both - * - marked "to be interleaved" in their ActorState (controlled by the checker algorithm). - * - which simcall can currently be executed (like a comm where the other partner is already known) - * Once we returned the last enabled transition of a process, it is marked done. - * - * Things can get muddled with the WAITANY and TESTANY simcalls, that are rewritten on the fly to a bunch of WAIT - * (resp TEST) transitions using the transition.argument field to remember what was the last returned sub-transition. - */ -static inline smx_simcall_t MC_state_choose_request_for_process(simgrid::mc::State* state, smx_actor_t actor) +simgrid::mc::Exploration* Api::initialize(char** argv, simgrid::mc::ExplorationAlgorithm algo) { - /* reset the outgoing transition */ - simgrid::mc::ActorState* procstate = &state->actor_states_[actor->get_pid()]; - state->transition_.pid_ = -1; - state->transition_.argument_ = -1; - state->executed_req_.call_ = Simcall::NONE; - - if (not simgrid::mc::actor_is_enabled(actor)) - return nullptr; // Not executable in the application - - smx_simcall_t req = nullptr; - switch (actor->simcall_.call_) { - case Simcall::COMM_WAITANY: - state->transition_.argument_ = -1; - while (procstate->times_considered < simcall_comm_waitany__get__count(&actor->simcall_)) { - if (simgrid::mc::request_is_enabled_by_idx(&actor->simcall_, procstate->times_considered)) { - state->transition_.argument_ = procstate->times_considered; - ++procstate->times_considered; - break; - } - ++procstate->times_considered; - } - - if (procstate->times_considered >= simcall_comm_waitany__get__count(&actor->simcall_)) - procstate->set_done(); - if (state->transition_.argument_ != -1) - req = &actor->simcall_; - break; - - case Simcall::COMM_TESTANY: { - unsigned start_count = procstate->times_considered; - state->transition_.argument_ = -1; - while (procstate->times_considered < simcall_comm_testany__get__count(&actor->simcall_)) { - if (simgrid::mc::request_is_enabled_by_idx(&actor->simcall_, procstate->times_considered)) { - state->transition_.argument_ = procstate->times_considered; - ++procstate->times_considered; - break; - } - ++procstate->times_considered; - } - - if (procstate->times_considered >= simcall_comm_testany__get__count(&actor->simcall_)) - procstate->set_done(); - - if (state->transition_.argument_ != -1 || start_count == 0) - req = &actor->simcall_; - - break; - } - - case Simcall::COMM_WAIT: { - simgrid::mc::RemotePtr remote_act = - remote(simcall_comm_wait__getraw__comm(&actor->simcall_)); - simgrid::mc::Remote temp_act; - mc_model_checker->get_remote_simulation().read(temp_act, remote_act); - const simgrid::kernel::activity::CommImpl* act = temp_act.get_buffer(); - if (act->src_actor_.get() && act->dst_actor_.get()) - state->transition_.argument_ = 0; // OK - else if (act->src_actor_.get() == nullptr && act->type_ == simgrid::kernel::activity::CommImpl::Type::READY && - act->detached()) - state->transition_.argument_ = 0; // OK - else - state->transition_.argument_ = -1; // timeout - procstate->set_done(); - req = &actor->simcall_; - break; - } - - case Simcall::MC_RANDOM: { - int min_value = simcall_mc_random__get__min(&actor->simcall_); - state->transition_.argument_ = procstate->times_considered + min_value; - procstate->times_considered++; - if (state->transition_.argument_ == simcall_mc_random__get__max(&actor->simcall_)) - procstate->set_done(); - req = &actor->simcall_; - break; - } - - default: - procstate->set_done(); - state->transition_.argument_ = 0; - req = &actor->simcall_; - break; - } - if (not req) - return nullptr; - - state->transition_.pid_ = actor->get_pid(); - state->executed_req_ = *req; - // Fetch the data of the request and translate it: - state->internal_req_ = *req; - - /* The waitany and testany request are transformed into a wait or test request over the corresponding communication - * action so it can be treated later by the dependence function. */ - switch (req->call_) { - case Simcall::COMM_WAITANY: { - state->internal_req_.call_ = Simcall::COMM_WAIT; - simgrid::kernel::activity::CommImpl* remote_comm; - remote_comm = mc_model_checker->get_remote_simulation().read( - remote(simcall_comm_waitany__get__comms(req) + state->transition_.argument_)); - mc_model_checker->get_remote_simulation().read(state->internal_comm_, remote(remote_comm)); - simcall_comm_wait__set__comm(&state->internal_req_, state->internal_comm_.get_buffer()); - simcall_comm_wait__set__timeout(&state->internal_req_, 0); - break; - } - - case Simcall::COMM_TESTANY: - state->internal_req_.call_ = Simcall::COMM_TEST; - - if (state->transition_.argument_ > 0) { - simgrid::kernel::activity::CommImpl* remote_comm = mc_model_checker->get_remote_simulation().read( - remote(simcall_comm_testany__get__comms(req) + state->transition_.argument_)); - mc_model_checker->get_remote_simulation().read(state->internal_comm_, remote(remote_comm)); - } - - simcall_comm_test__set__comm(&state->internal_req_, state->internal_comm_.get_buffer()); - simcall_comm_test__set__result(&state->internal_req_, state->transition_.argument_); - break; - - case Simcall::COMM_WAIT: - mc_model_checker->get_remote_simulation().read_bytes(&state->internal_comm_, sizeof(state->internal_comm_), - remote(simcall_comm_wait__getraw__comm(req))); - simcall_comm_wait__set__comm(&state->executed_req_, state->internal_comm_.get_buffer()); - simcall_comm_wait__set__comm(&state->internal_req_, state->internal_comm_.get_buffer()); - break; - - case Simcall::COMM_TEST: - mc_model_checker->get_remote_simulation().read_bytes(&state->internal_comm_, sizeof(state->internal_comm_), - remote(simcall_comm_test__getraw__comm(req))); - simcall_comm_test__set__comm(&state->executed_req_, state->internal_comm_.get_buffer()); - simcall_comm_test__set__comm(&state->internal_req_, state->internal_comm_.get_buffer()); - break; - - default: - /* No translation needed */ - break; - } - - return req; -} - -void Api::initialize(char** argv) const -{ - simgrid::mc::session = new simgrid::mc::Session([argv] { + session_ = std::make_unique([argv] { int i = 1; while (argv[i] != nullptr && argv[i][0] == '-') i++; xbt_assert(argv[i] != nullptr, "Unable to find a binary to exec on the command line. Did you only pass config flags?"); execvp(argv[i], argv + i); - xbt_die("The model-checked process failed to exec(): %s", strerror(errno)); + xbt_die("The model-checked process failed to exec(%s): %s", argv[i], strerror(errno)); }); -} - -std::vector& Api::get_actors() const -{ - return mc_model_checker->get_remote_simulation().actors(); -} -bool Api::actor_is_enabled(aid_t pid) const -{ - return session->actor_is_enabled(pid); -} - -unsigned long Api::get_maxpid() const -{ - return MC_smx_get_maxpid(); -} - -int Api::get_actors_size() const -{ - return mc_model_checker->get_remote_simulation().actors().size(); -} - -RemotePtr Api::get_comm_isend_raw_addr(smx_simcall_t request) const -{ - auto comm_addr = simgrid::simix::unmarshal_raw(request->result_); - return RemotePtr(static_cast(comm_addr)); -} - -RemotePtr Api::get_comm_wait_raw_addr(smx_simcall_t request) const -{ - auto comm_addr = simgrid::simix::unmarshal_raw(request->args_[0]); - return RemotePtr(static_cast(comm_addr)); -} - -RemotePtr Api::get_comm_waitany_raw_addr(smx_simcall_t request, int value) const -{ - auto addr = simgrid::simix::unmarshal_raw(request->args_[0]) + value; - auto comm_addr = mc_model_checker->get_remote_simulation().read(remote(addr)); - return RemotePtr(static_cast(comm_addr)); -} + simgrid::mc::Exploration* explo; + switch (algo) { + case ExplorationAlgorithm::CommDeterminism: + explo = simgrid::mc::create_communication_determinism_checker(session_.get()); + break; -std::string Api::get_pattern_comm_rdv(RemotePtr const& addr) const -{ - Remote temp_synchro; - mc_model_checker->get_remote_simulation().read(temp_synchro, addr); - const kernel::activity::CommImpl* synchro = temp_synchro.get_buffer(); - - char* remote_name = mc_model_checker->get_remote_simulation().read(RemotePtr( - (uint64_t)(synchro->get_mailbox() ? &synchro->get_mailbox()->get_name() : &synchro->mbox_cpy->get_name()))); - auto rdv = mc_model_checker->get_remote_simulation().read_string(RemotePtr(remote_name)); - return rdv; -} + case ExplorationAlgorithm::UDPOR: + explo = simgrid::mc::create_udpor_checker(session_.get()); + break; -unsigned long Api::get_pattern_comm_src_proc(RemotePtr const& addr) const -{ - Remote temp_synchro; - mc_model_checker->get_remote_simulation().read(temp_synchro, addr); - const kernel::activity::CommImpl* synchro = temp_synchro.get_buffer(); - auto src_proc = - mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(synchro->src_actor_.get()))->get_pid(); - return src_proc; -} + case ExplorationAlgorithm::Safety: + explo = simgrid::mc::create_dfs_exploration(session_.get()); + break; -unsigned long Api::get_pattern_comm_dst_proc(RemotePtr const& addr) const -{ - Remote temp_synchro; - mc_model_checker->get_remote_simulation().read(temp_synchro, addr); - const kernel::activity::CommImpl* synchro = temp_synchro.get_buffer(); - auto src_proc = - mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(synchro->dst_actor_.get()))->get_pid(); - return src_proc; -} + case ExplorationAlgorithm::Liveness: + explo = simgrid::mc::create_liveness_checker(session_.get()); + break; -std::vector Api::get_pattern_comm_data(RemotePtr const& addr) const -{ - simgrid::mc::Remote temp_comm; - mc_model_checker->get_remote_simulation().read(temp_comm, addr); - const simgrid::kernel::activity::CommImpl* comm = temp_comm.get_buffer(); - - std::vector buffer{}; - if (comm->src_buff_ != nullptr) { - buffer.resize(comm->src_buff_size_); - mc_model_checker->get_remote_simulation().read_bytes(buffer.data(), buffer.size(), remote(comm->src_buff_)); + default: + THROW_IMPOSSIBLE; } - return buffer; -} - -const char* Api::get_actor_host_name(smx_actor_t actor) const -{ - const char* host_name = MC_smx_actor_get_host_name(actor); - return host_name; -} -#if HAVE_SMPI -bool Api::check_send_request_detached(smx_simcall_t const& simcall) const -{ - simgrid::smpi::Request mpi_request; - mc_model_checker->get_remote_simulation().read( - &mpi_request, remote(static_cast(simcall_comm_isend__get__data(simcall)))); - return mpi_request.detached(); + mc_model_checker->set_exploration(explo); + return explo; } -#endif -smx_actor_t Api::get_src_actor(RemotePtr const& comm_addr) const +std::vector& Api::get_actors() const { - simgrid::mc::Remote temp_comm; - mc_model_checker->get_remote_simulation().read(temp_comm, comm_addr); - const simgrid::kernel::activity::CommImpl* comm = temp_comm.get_buffer(); - - auto src_proc = mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(comm->src_actor_.get())); - return src_proc; + return mc_model_checker->get_remote_process().actors(); } -smx_actor_t Api::get_dst_actor(RemotePtr const& comm_addr) const +unsigned long Api::get_maxpid() const { - simgrid::mc::Remote temp_comm; - mc_model_checker->get_remote_simulation().read(temp_comm, comm_addr); - const simgrid::kernel::activity::CommImpl* comm = temp_comm.get_buffer(); - - auto dst_proc = mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(comm->dst_actor_.get())); - return dst_proc; + return mc_model_checker->get_remote_process().get_maxpid(); } std::size_t Api::get_remote_heap_bytes() const { - RemoteSimulation& process = mc_model_checker->get_remote_simulation(); + RemoteProcess& process = mc_model_checker->get_remote_process(); auto heap_bytes_used = mmalloc_get_bytes_used_remote(process.get_heap()->heaplimit, process.get_malloc_info()); return heap_bytes_used; } -void Api::session_initialize() const -{ - session->initialize(); -} - void Api::mc_inc_visited_states() const { mc_model_checker->visited_states++; } -void Api::mc_inc_executed_trans() const -{ - mc_model_checker->executed_transitions++; -} - unsigned long Api::mc_get_visited_states() const { return mc_model_checker->visited_states; } -unsigned long Api::mc_get_executed_trans() const -{ - return mc_model_checker->executed_transitions; -} - -bool Api::mc_check_deadlock() const -{ - return mc_model_checker->checkDeadlock(); -} - -void Api::mc_show_deadlock() const -{ - MC_show_deadlock(); -} - -smx_actor_t Api::simcall_get_issuer(s_smx_simcall const* req) const -{ - return MC_smx_simcall_get_issuer(req); -} - -long Api::simcall_get_actor_id(s_smx_simcall const* req) const -{ - return MC_smx_simcall_get_issuer(req)->get_pid(); -} - -smx_mailbox_t Api::simcall_get_mbox(smx_simcall_t const req) const -{ - return get_mbox(req); -} - -bool Api::mc_is_null() const -{ - auto is_null = (mc_model_checker == nullptr) ? true : false; - return is_null; -} - -Checker* Api::mc_get_checker() const -{ - return mc_model_checker->getChecker(); -} - -void Api::set_checker(Checker* const checker) const -{ - xbt_assert(mc_model_checker); - xbt_assert(mc_model_checker->getChecker() == nullptr); - mc_model_checker->setChecker(checker); -} - -void Api::handle_simcall(Transition const& transition) const -{ - mc_model_checker->handle_simcall(transition); -} - -void Api::mc_wait_for_requests() const -{ - mc_model_checker->wait_for_requests(); -} - void Api::mc_exit(int status) const { mc_model_checker->exit(status); } -std::string const& Api::mc_get_host_name(std::string const& hostname) const -{ - return mc_model_checker->get_host_name(hostname); -} - -void Api::dump_record_path() const -{ - simgrid::mc::dumpRecordPath(); -} - -smx_simcall_t Api::mc_state_choose_request(simgrid::mc::State* state) const -{ - for (auto& actor : mc_model_checker->get_remote_simulation().actors()) { - /* Only consider the actors that were marked as interleaving by the checker algorithm */ - if (not state->actor_states_[actor.copy.get_buffer()->get_pid()].is_todo()) - continue; - - smx_simcall_t res = MC_state_choose_request_for_process(state, actor.copy.get_buffer()); - if (res) - return res; - } - return nullptr; -} - -bool Api::simcall_check_dependency(smx_simcall_t const req1, smx_simcall_t const req2) const -{ - if (req1->issuer_ == req2->issuer_) - return false; - - /* Wait with timeout transitions are not considered by the independence theorem, thus we consider them as dependent with all other transitions */ - if ((req1->call_ == Simcall::COMM_WAIT && simcall_comm_wait__get__timeout(req1) > 0) || - (req2->call_ == Simcall::COMM_WAIT && simcall_comm_wait__get__timeout(req2) > 0)) - return true; - - if (req1->call_ != req2->call_) - return request_depend_asymmetric(req1, req2) && request_depend_asymmetric(req2, req1); - - // Those are internal requests, we do not need indirection because those objects are copies: - const kernel::activity::CommImpl* synchro1 = get_comm(req1); - const kernel::activity::CommImpl* synchro2 = get_comm(req2); - - switch (req1->call_) { - case Simcall::COMM_ISEND: - return simcall_comm_isend__get__mbox(req1) == simcall_comm_isend__get__mbox(req2); - case Simcall::COMM_IRECV: - return simcall_comm_irecv__get__mbox(req1) == simcall_comm_irecv__get__mbox(req2); - case Simcall::COMM_WAIT: - if (synchro1->src_buff_ == synchro2->src_buff_ && synchro1->dst_buff_ == synchro2->dst_buff_) - return false; - if (synchro1->src_buff_ != nullptr && synchro1->dst_buff_ != nullptr && synchro2->src_buff_ != nullptr && - synchro2->dst_buff_ != nullptr && synchro1->dst_buff_ != synchro2->src_buff_ && - synchro1->dst_buff_ != synchro2->dst_buff_ && synchro2->dst_buff_ != synchro1->src_buff_) - return false; - return true; - default: - return true; - } -} - -std::string Api::request_to_string(smx_simcall_t req, int value, RequestType request_type) const -{ - xbt_assert(mc_model_checker != nullptr, "Must be called from MCer"); - - if (req->inspector_ != nullptr) - return req->inspector_->to_string(); - - bool use_remote_comm = true; - switch (request_type) { - case simgrid::mc::RequestType::simix: - use_remote_comm = true; - break; - case simgrid::mc::RequestType::executed: - case simgrid::mc::RequestType::internal: - use_remote_comm = false; - break; - default: - THROW_IMPOSSIBLE; - } - - const char* type = nullptr; - char* args = nullptr; - - smx_actor_t issuer = MC_smx_simcall_get_issuer(req); - - switch (req->call_) { - case Simcall::COMM_ISEND: { - type = "iSend"; - char* p = pointer_to_string(simcall_comm_isend__get__src_buff(req)); - char* bs = buff_size_to_string(simcall_comm_isend__get__src_buff_size(req)); - if (issuer->get_host()) - args = bprintf("src=(%ld)%s (%s), buff=%s, size=%s", issuer->get_pid(), MC_smx_actor_get_host_name(issuer), - MC_smx_actor_get_name(issuer), p, bs); - else - args = bprintf("src=(%ld)%s, buff=%s, size=%s", issuer->get_pid(), MC_smx_actor_get_name(issuer), p, bs); - xbt_free(bs); - xbt_free(p); - break; - } - - case Simcall::COMM_IRECV: { - size_t* remote_size = simcall_comm_irecv__get__dst_buff_size(req); - size_t size = 0; - if (remote_size) - mc_model_checker->get_remote_simulation().read_bytes(&size, sizeof(size), remote(remote_size)); - - type = "iRecv"; - char* p = pointer_to_string(simcall_comm_irecv__get__dst_buff(req)); - char* bs = buff_size_to_string(size); - if (issuer->get_host()) - args = bprintf("dst=(%ld)%s (%s), buff=%s, size=%s", issuer->get_pid(), MC_smx_actor_get_host_name(issuer), - MC_smx_actor_get_name(issuer), p, bs); - else - args = bprintf("dst=(%ld)%s, buff=%s, size=%s", issuer->get_pid(), MC_smx_actor_get_name(issuer), p, bs); - xbt_free(bs); - xbt_free(p); - break; - } - - case Simcall::COMM_WAIT: { - simgrid::kernel::activity::CommImpl* remote_act = simcall_comm_wait__getraw__comm(req); - char* p; - if (value == -1) { - type = "WaitTimeout"; - p = pointer_to_string(remote_act); - args = bprintf("comm=%s", p); - } else { - type = "Wait"; - p = pointer_to_string(remote_act); - - simgrid::mc::Remote temp_synchro; - const simgrid::kernel::activity::CommImpl* act; - if (use_remote_comm) { - mc_model_checker->get_remote_simulation().read(temp_synchro, remote(remote_act)); - act = temp_synchro.get_buffer(); - } else - act = remote_act; - - smx_actor_t src_proc = - mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->src_actor_.get())); - smx_actor_t dst_proc = - mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->dst_actor_.get())); - args = bprintf("comm=%s [(%ld)%s (%s)-> (%ld)%s (%s)]", p, src_proc ? src_proc->get_pid() : 0, - src_proc ? MC_smx_actor_get_host_name(src_proc) : "", - src_proc ? MC_smx_actor_get_name(src_proc) : "", dst_proc ? dst_proc->get_pid() : 0, - dst_proc ? MC_smx_actor_get_host_name(dst_proc) : "", - dst_proc ? MC_smx_actor_get_name(dst_proc) : ""); - } - xbt_free(p); - break; - } - - case Simcall::COMM_TEST: { - simgrid::kernel::activity::CommImpl* remote_act = simcall_comm_test__getraw__comm(req); - simgrid::mc::Remote temp_synchro; - const simgrid::kernel::activity::CommImpl* act; - if (use_remote_comm) { - mc_model_checker->get_remote_simulation().read(temp_synchro, remote(remote_act)); - act = temp_synchro.get_buffer(); - } else - act = remote_act; - - char* p; - if (act->src_actor_.get() == nullptr || act->dst_actor_.get() == nullptr) { - type = "Test FALSE"; - p = pointer_to_string(remote_act); - args = bprintf("comm=%s", p); - } else { - type = "Test TRUE"; - p = pointer_to_string(remote_act); - - smx_actor_t src_proc = - mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->src_actor_.get())); - smx_actor_t dst_proc = - mc_model_checker->get_remote_simulation().resolve_actor(simgrid::mc::remote(act->dst_actor_.get())); - args = bprintf("comm=%s [(%ld)%s (%s) -> (%ld)%s (%s)]", p, src_proc->get_pid(), - MC_smx_actor_get_name(src_proc), MC_smx_actor_get_host_name(src_proc), dst_proc->get_pid(), - MC_smx_actor_get_name(dst_proc), MC_smx_actor_get_host_name(dst_proc)); - } - xbt_free(p); - break; - } - - case Simcall::COMM_WAITANY: { - type = "WaitAny"; - size_t count = simcall_comm_waitany__get__count(req); - if (count > 0) { - simgrid::kernel::activity::CommImpl* remote_sync; - remote_sync = - mc_model_checker->get_remote_simulation().read(remote(simcall_comm_waitany__get__comms(req) + value)); - char* p = pointer_to_string(remote_sync); - args = bprintf("comm=%s (%d of %zu)", p, value + 1, count); - xbt_free(p); - } else - args = bprintf("comm at idx %d", value); - break; - } - - case Simcall::COMM_TESTANY: - if (value == -1) { - type = "TestAny FALSE"; - args = xbt_strdup("-"); - } else { - type = "TestAny"; - args = bprintf("(%d of %zu)", value + 1, simcall_comm_testany__get__count(req)); - } - break; - - case Simcall::MUTEX_TRYLOCK: - case Simcall::MUTEX_LOCK: { - if (req->call_ == Simcall::MUTEX_LOCK) - type = "Mutex LOCK"; - else - type = "Mutex TRYLOCK"; - - simgrid::mc::Remote mutex; - mc_model_checker->get_remote_simulation().read_bytes(mutex.get_buffer(), sizeof(mutex), - remote(req->call_ == Simcall::MUTEX_LOCK - ? simcall_mutex_lock__get__mutex(req) - : simcall_mutex_trylock__get__mutex(req))); - args = bprintf("locked = %d, owner = %d, sleeping = n/a", mutex.get_buffer()->is_locked(), - mutex.get_buffer()->get_owner() != nullptr - ? (int)mc_model_checker->get_remote_simulation() - .resolve_actor(simgrid::mc::remote(mutex.get_buffer()->get_owner())) - ->get_pid() - : -1); - break; - } - - case Simcall::MC_RANDOM: - type = "MC_RANDOM"; - args = bprintf("%d", value); - break; - - default: - type = SIMIX_simcall_name(req->call_); - args = bprintf("??"); - break; - } - - std::string str; - if (args != nullptr) - str = simgrid::xbt::string_printf("[(%ld)%s (%s)] %s(%s)", issuer->get_pid(), MC_smx_actor_get_host_name(issuer), - MC_smx_actor_get_name(issuer), type, args); - else - str = simgrid::xbt::string_printf("[(%ld)%s (%s)] %s ", issuer->get_pid(), MC_smx_actor_get_host_name(issuer), - MC_smx_actor_get_name(issuer), type); - xbt_free(args); - return str; -} - -std::string Api::request_get_dot_output(smx_simcall_t req, int value) const -{ - const smx_actor_t issuer = MC_smx_simcall_get_issuer(req); - const char* color = get_color(issuer->get_pid() - 1); - - if (req->inspector_ != nullptr) - return simgrid::xbt::string_printf("label = \"%s\", color = %s, fontcolor = %s", - req->inspector_->dot_label().c_str(), color, color); - - std::string label; - - switch (req->call_) { - case Simcall::COMM_ISEND: - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] iSend", issuer->get_pid(), MC_smx_actor_get_host_name(issuer)); - else - label = bprintf("[(%ld)] iSend", issuer->get_pid()); - break; - - case Simcall::COMM_IRECV: - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] iRecv", issuer->get_pid(), MC_smx_actor_get_host_name(issuer)); - else - label = xbt::string_printf("[(%ld)] iRecv", issuer->get_pid()); - break; - - case Simcall::COMM_WAIT: - if (value == -1) { - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] WaitTimeout", issuer->get_pid(), MC_smx_actor_get_host_name(issuer)); - else - label = xbt::string_printf("[(%ld)] WaitTimeout", issuer->get_pid()); - } else { - kernel::activity::ActivityImpl* remote_act = simcall_comm_wait__getraw__comm(req); - Remote temp_comm; - mc_model_checker->get_remote_simulation().read(temp_comm, - remote(static_cast(remote_act))); - const kernel::activity::CommImpl* comm = temp_comm.get_buffer(); - - const kernel::actor::ActorImpl* src_proc = - mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(comm->src_actor_.get())); - const kernel::actor::ActorImpl* dst_proc = - mc_model_checker->get_remote_simulation().resolve_actor(mc::remote(comm->dst_actor_.get())); - if (issuer->get_host()) - label = - xbt::string_printf("[(%ld)%s] Wait [(%ld)->(%ld)]", issuer->get_pid(), MC_smx_actor_get_host_name(issuer), - src_proc ? src_proc->get_pid() : 0, dst_proc ? dst_proc->get_pid() : 0); - else - label = xbt::string_printf("[(%ld)] Wait [(%ld)->(%ld)]", issuer->get_pid(), - src_proc ? src_proc->get_pid() : 0, dst_proc ? dst_proc->get_pid() : 0); - } - break; - - case Simcall::COMM_TEST: { - kernel::activity::ActivityImpl* remote_act = simcall_comm_test__getraw__comm(req); - Remote temp_comm; - mc_model_checker->get_remote_simulation().read(temp_comm, - remote(static_cast(remote_act))); - const kernel::activity::CommImpl* comm = temp_comm.get_buffer(); - if (comm->src_actor_.get() == nullptr || comm->dst_actor_.get() == nullptr) { - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] Test FALSE", issuer->get_pid(), MC_smx_actor_get_host_name(issuer)); - else - label = bprintf("[(%ld)] Test FALSE", issuer->get_pid()); - } else { - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] Test TRUE", issuer->get_pid(), MC_smx_actor_get_host_name(issuer)); - else - label = xbt::string_printf("[(%ld)] Test TRUE", issuer->get_pid()); - } - break; - } - - case Simcall::COMM_WAITANY: { - size_t comms_size = simcall_comm_waitany__get__count(req); - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] WaitAny [%d of %zu]", issuer->get_pid(), - MC_smx_actor_get_host_name(issuer), value + 1, comms_size); - else - label = xbt::string_printf("[(%ld)] WaitAny [%d of %zu]", issuer->get_pid(), value + 1, comms_size); - break; - } - - case Simcall::COMM_TESTANY: - if (value == -1) { - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] TestAny FALSE", issuer->get_pid(), MC_smx_actor_get_host_name(issuer)); - else - label = xbt::string_printf("[(%ld)] TestAny FALSE", issuer->get_pid()); - } else { - if (issuer->get_host()) - label = - xbt::string_printf("[(%ld)%s] TestAny TRUE [%d of %lu]", issuer->get_pid(), - MC_smx_actor_get_host_name(issuer), value + 1, simcall_comm_testany__get__count(req)); - else - label = xbt::string_printf("[(%ld)] TestAny TRUE [%d of %lu]", issuer->get_pid(), value + 1, - simcall_comm_testany__get__count(req)); - } - break; - - case Simcall::MUTEX_TRYLOCK: - label = xbt::string_printf("[(%ld)] Mutex TRYLOCK", issuer->get_pid()); - break; - - case Simcall::MUTEX_LOCK: - label = xbt::string_printf("[(%ld)] Mutex LOCK", issuer->get_pid()); - break; - - case Simcall::MC_RANDOM: - if (issuer->get_host()) - label = xbt::string_printf("[(%ld)%s] MC_RANDOM (%d)", issuer->get_pid(), MC_smx_actor_get_host_name(issuer), - value); - else - label = xbt::string_printf("[(%ld)] MC_RANDOM (%d)", issuer->get_pid(), value); - break; - - default: - THROW_UNIMPLEMENTED; - } - - return xbt::string_printf("label = \"%s\", color = %s, fontcolor = %s", label.c_str(), color, color); -} - -const char* Api::simcall_get_name(simgrid::simix::Simcall kind) const -{ - return SIMIX_simcall_name(kind); -} - -#if HAVE_SMPI -int Api::get_smpi_request_tag(smx_simcall_t const& simcall, simgrid::simix::Simcall type) const -{ - simgrid::smpi::Request mpi_request; - void* simcall_data = nullptr; - if (type == Simcall::COMM_ISEND) - simcall_data = simcall_comm_isend__get__data(simcall); - else if (type == Simcall::COMM_IRECV) - simcall_data = simcall_comm_irecv__get__data(simcall); - mc_model_checker->get_remote_simulation().read(&mpi_request, remote(static_cast(simcall_data))); - return mpi_request.tag(); -} -#endif - void Api::restore_state(std::shared_ptr system_state) const { - system_state->restore(&mc_model_checker->get_remote_simulation()); -} - -void Api::log_state() const -{ - session->log_state(); + system_state->restore(&mc_model_checker->get_remote_process()); } bool Api::snapshot_equal(const Snapshot* s1, const Snapshot* s2) const @@ -920,33 +111,28 @@ bool Api::snapshot_equal(const Snapshot* s1, const Snapshot* s2) const return simgrid::mc::snapshot_equal(s1, s2); } -simgrid::mc::Snapshot* Api::take_snapshot(int num_state) const +simgrid::mc::Snapshot* Api::take_snapshot(long num_state) const { auto snapshot = new simgrid::mc::Snapshot(num_state); return snapshot; } -void Api::s_close() const +void Api::s_close() { - session->close(); -} - -void Api::restore_initial_state() const -{ - session->restore_initial_state(); -} - -void Api::execute(Transition const& transition) const -{ - session->execute(transition); + session_.reset(); + if (simgrid::mc::property_automaton != nullptr) { + xbt_automaton_free(simgrid::mc::property_automaton); + simgrid::mc::property_automaton = nullptr; + } } -#if SIMGRID_HAVE_MC void Api::automaton_load(const char* file) const { - MC_automaton_load(file); + if (simgrid::mc::property_automaton == nullptr) + simgrid::mc::property_automaton = xbt_automaton_new(); + + xbt_automaton_load(simgrid::mc::property_automaton, file); } -#endif std::vector Api::automaton_propositional_symbol_evaluate() const {