/* 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 <xbt/ex.hpp>
+
#include "src/simix/smx_private.h" /* MSG_task_listen looks inside the rdv directly. Not clean. */
#include "msg_private.h"
#include "mc/mc.h"
#include "xbt/log.h"
#include "xbt/sysdep.h"
-XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_gos, msg,
- "Logging specific to MSG (gos)");
+XBT_LOG_NEW_DEFAULT_SUBCATEGORY(msg_gos, msg, "Logging specific to MSG (gos)");
/** \ingroup msg_task_usage
* \brief Executes a task and waits for its termination.
msg_error_t ret = MSG_parallel_task_execute(task);
MSG_host_del_task(host, task);
-
return ret;
}
* or #MSG_HOST_FAILURE otherwise
*/
msg_error_t MSG_parallel_task_execute(msg_task_t task)
+{
+ return MSG_parallel_task_execute_with_timeout(task, -1);
+}
+
+msg_error_t MSG_parallel_task_execute_with_timeout(msg_task_t task, double timeout)
{
simdata_task_t simdata = task->simdata;
- simdata_process_t p_simdata = (simdata_process_t) SIMIX_process_self_get_data();
+ simdata_process_t p_simdata = static_cast<simdata_process_t>(SIMIX_process_self_get_data());
e_smx_state_t comp_state;
msg_error_t status = MSG_OK;
TRACE_msg_task_execute_start(task);
- xbt_assert((!simdata->compute) && !task->simdata->isused,
- "This task is executed somewhere else. Go fix your code!");
+ xbt_assert((!simdata->compute) && !task->simdata->isused, "This task is executed somewhere else. Go fix your code!");
XBT_DEBUG("Computing on %s", MSG_process_get_name(MSG_process_self()));
- if (simdata->flops_amount == 0 && !simdata->host_nb) {
+ if (simdata->flops_amount <= 0.0 && !simdata->host_nb) {
TRACE_msg_task_execute_end(task);
return MSG_OK;
}
simdata->setUsed();
if (simdata->host_nb > 0) {
- simdata->compute = static_cast<simgrid::simix::Exec*>(
- simcall_execution_parallel_start(task->name, simdata->host_nb,simdata->host_list,
- simdata->flops_parallel_amount, simdata->bytes_parallel_amount,
- 1.0, -1.0));
+ simdata->compute = static_cast<simgrid::kernel::activity::Exec*>(simcall_execution_parallel_start(
+ task->name, simdata->host_nb, simdata->host_list, simdata->flops_parallel_amount,
+ simdata->bytes_parallel_amount, 1.0, -1.0, timeout));
XBT_DEBUG("Parallel execution action created: %p", simdata->compute);
} else {
- unsigned long affinity_mask =
- (unsigned long)(uintptr_t) xbt_dict_get_or_null_ext(simdata->affinity_mask_db, (char *) p_simdata->m_host,
- sizeof(msg_host_t));
- XBT_DEBUG("execute %s@%s with affinity(0x%04lx)",
- MSG_task_get_name(task), MSG_host_get_name(p_simdata->m_host), affinity_mask);
-
- simdata->compute = static_cast<simgrid::simix::Exec*>(
- simcall_execution_start(task->name, simdata->flops_amount, simdata->priority,
- simdata->bound, affinity_mask));
+ simdata->compute = static_cast<simgrid::kernel::activity::Exec*>(
+ simcall_execution_start(task->name, simdata->flops_amount, simdata->priority, simdata->bound));
}
simcall_set_category(simdata->compute, task->category);
p_simdata->waiting_action = simdata->compute;
case host_error:
status = MSG_HOST_FAILURE;
break;
+ case timeout_error:
+ status = MSG_TIMEOUT;
+ break;
default:
throw;
}
simdata->compute = nullptr;
TRACE_msg_task_execute_end(task);
- MSG_RETURN(status);
+ return status;
}
/** \ingroup msg_task_usage
msg_error_t MSG_process_sleep(double nb_sec)
{
msg_error_t status = MSG_OK;
- /*msg_process_t proc = MSG_process_self();*/
TRACE_msg_process_sleep_in(MSG_process_self());
catch(xbt_ex& e) {
switch (e.category) {
case cancel_error:
- XBT_DEBUG("According to the JAVA API, a sleep call should only deal with HostFailureException, WTF here ?");
+ XBT_DEBUG("According to the JAVA API, a sleep call should only deal with HostFailureException, I'm lost.");
// adsein: MSG_TASK_CANCELED is assigned when someone kills the process that made the sleep, this is not
// correct. For instance, when the node is turned off, the error should be MSG_HOST_FAILURE, which is by the way
// and according to the JAVA document, the only exception that can be triggered by MSG_Process_sleep call.
}
TRACE_msg_process_sleep_out(MSG_process_self());
- MSG_RETURN(status);
+ return status;
}
/** \ingroup msg_task_usage
*/
msg_error_t MSG_task_receive_ext(msg_task_t * task, const char *alias, double timeout, msg_host_t host)
{
- msg_error_t ret = MSG_OK;
XBT_DEBUG("MSG_task_receive_ext: Trying to receive a message on mailbox '%s'", alias);
- try {
- ret = MSG_mailbox_get_task_ext(MSG_mailbox_get_by_alias(alias), task, host, timeout);
- }
- catch(xbt_ex& e) {
- switch (e.category) {
- case cancel_error: /* may be thrown by MSG_mailbox_get_by_alias */
- ret = MSG_HOST_FAILURE;
- break;
- default:
- throw;
- }
- }
- return ret;
+ return MSG_task_receive_ext_bounded(task, alias, timeout, host, -1.0);
}
/** \ingroup msg_task_usage
*
* \return Returns
* #MSG_OK if the task was successfully received,
-* #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE, or #MSG_TIMEOUT otherwise.
+ * #MSG_HOST_FAILURE, or #MSG_TRANSFER_FAILURE, or #MSG_TIMEOUT otherwise.
*/
msg_error_t MSG_task_receive_ext_bounded(msg_task_t * task, const char *alias, double timeout, msg_host_t host,
double rate)
{
XBT_DEBUG("MSG_task_receive_ext: Trying to receive a message on mailbox '%s'", alias);
- return MSG_mailbox_get_task_ext_bounded(MSG_mailbox_get_by_alias(alias), task, host, timeout, rate);
+ simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(alias);
+ msg_error_t ret = MSG_OK;
+ /* We no longer support getting a task from a specific host */
+ if (host)
+ THROW_UNIMPLEMENTED;
+
+ TRACE_msg_task_get_start();
+ double start_time = MSG_get_clock();
+
+ /* Sanity check */
+ xbt_assert(task, "Null pointer for the task storage");
+
+ if (*task)
+ XBT_WARN("Asked to write the received task in a non empty struct -- proceeding.");
+
+ /* Try to receive it by calling SIMIX network layer */
+ try {
+ simcall_comm_recv(MSG_process_self(), mailbox->getImpl(), task, nullptr, nullptr, nullptr, nullptr, timeout, rate);
+ XBT_DEBUG("Got task %s from %s",(*task)->name,mailbox->name());
+ (*task)->simdata->setNotUsed();
+ }
+ catch (xbt_ex& e) {
+ switch (e.category) {
+ case host_error:
+ case cancel_error:
+ ret = MSG_HOST_FAILURE;
+ break;
+ case network_error:
+ ret = MSG_TRANSFER_FAILURE;
+ break;
+ case timeout_error:
+ ret = MSG_TIMEOUT;
+ break;
+ default:
+ throw;
+ }
+ }
+
+ if (ret != MSG_HOST_FAILURE && ret != MSG_TRANSFER_FAILURE && ret != MSG_TIMEOUT) {
+ TRACE_msg_task_get_end(start_time, *task);
+ }
+ return ret;
}
/* Internal function used to factorize code between MSG_task_isend_with_matching() and MSG_task_dsend(). */
static inline msg_comm_t MSG_task_isend_internal(msg_task_t task, const char *alias,
- int (*match_fun)(void*,void*, smx_synchro_t),
+ int (*match_fun)(void*,void*, smx_activity_t),
void *match_data, void_f_pvoid_t cleanup, int detached)
{
simdata_task_t t_simdata = nullptr;
- msg_process_t process = MSG_process_self();
- msg_mailbox_t mailbox = MSG_mailbox_get_by_alias(alias);
+ msg_process_t myself = SIMIX_process_self();
+ simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(alias);
int call_end = TRACE_msg_task_put_start(task);
/* Prepare the task to send */
t_simdata = task->simdata;
- t_simdata->sender = process;
- t_simdata->source = ((simdata_process_t) SIMIX_process_self_get_data())->m_host;
+ t_simdata->sender = myself;
+ t_simdata->source = (static_cast<simdata_process_t>(SIMIX_process_self_get_data()))->m_host;
t_simdata->setUsed();
t_simdata->comm = nullptr;
msg_global->sent_msg++;
/* Send it by calling SIMIX network layer */
- smx_synchro_t act = simcall_comm_isend(SIMIX_process_self(), mailbox, t_simdata->bytes_amount, t_simdata->rate,
+ smx_activity_t act = simcall_comm_isend(myself, mailbox->getImpl(), t_simdata->bytes_amount, t_simdata->rate,
task, sizeof(void *), match_fun, cleanup, nullptr, match_data,detached);
- t_simdata->comm = static_cast<simgrid::simix::Comm*>(act); /* FIXME: is the field t_simdata->comm still useful? */
+ t_simdata->comm = static_cast<simgrid::kernel::activity::Comm*>(act);
- msg_comm_t comm;
- if (detached) {
- comm = nullptr;
- } else {
+ msg_comm_t comm = nullptr;
+ if (! detached) {
comm = xbt_new0(s_msg_comm_t, 1);
comm->task_sent = task;
comm->task_received = nullptr;
* \return the msg_comm_t communication created
*/
msg_comm_t MSG_task_isend_with_matching(msg_task_t task, const char *alias,
- int (*match_fun)(void*, void*, smx_synchro_t), void *match_data)
+ int (*match_fun)(void*, void*, smx_activity_t), void *match_data)
{
return MSG_task_isend_internal(task, alias, match_fun, match_data, nullptr, 0);
}
*/
msg_comm_t MSG_task_irecv_bounded(msg_task_t *task, const char *name, double rate)
{
- smx_mailbox_t rdv = MSG_mailbox_get_by_alias(name);
+ simgrid::s4u::MailboxPtr mbox = simgrid::s4u::Mailbox::byName(name);
/* FIXME: these functions are not traceable */
/* Sanity check */
comm->task_sent = nullptr;
comm->task_received = task;
comm->status = MSG_OK;
- comm->s_comm = simcall_comm_irecv(MSG_process_self(), rdv, task, nullptr, nullptr, nullptr, nullptr, rate);
+ comm->s_comm = simcall_comm_irecv(MSG_process_self(), mbox->getImpl(), task, nullptr, nullptr, nullptr, nullptr, rate);
return comm;
}
{
int finished_index = -1;
- /* create the equivalent dynar with SIMIX objects */
- xbt_dynar_t s_comms = xbt_dynar_new(sizeof(smx_synchro_t), nullptr);
+ /* Create the equivalent array with SIMIX objects: */
+ std::vector<simgrid::kernel::activity::ActivityImpl*> s_comms;
+ s_comms.reserve(xbt_dynar_length(comms));
msg_comm_t comm;
unsigned int cursor;
xbt_dynar_foreach(comms, cursor, comm) {
- xbt_dynar_push(s_comms, &comm->s_comm);
+ s_comms.push_back(comm->s_comm);
}
msg_error_t status = MSG_OK;
try {
- finished_index = simcall_comm_testany(s_comms);
+ finished_index = simcall_comm_testany(s_comms.data(), s_comms.size());
}
catch (xbt_ex& e) {
switch (e.category) {
throw;
}
}
- xbt_dynar_free(&s_comms);
if (finished_index != -1) {
comm = xbt_dynar_get_as(comms, finished_index, msg_comm_t);
*/
void MSG_comm_destroy(msg_comm_t comm)
{
+ /* Diagnose a possible user error: destroying a comm that is not done yet, and not detached either */
+ if ((comm->s_comm->state == SIMIX_READY || comm->s_comm->state == SIMIX_RUNNING)
+ && (!static_cast<simgrid::kernel::activity::Comm*>(comm->s_comm)->detached))
+ XBT_WARN("You are destroying a communication that is not done yet but %s. "
+ "This will lead to issues when the other side continues this communication. "
+ "Are you looking for MSG_task_dsend()?",
+ (comm->s_comm->state == SIMIX_READY ? "ready" : "running"));
+
xbt_free(comm);
}
int finished_index = -1;
/* create the equivalent dynar with SIMIX objects */
- xbt_dynar_t s_comms = xbt_dynar_new(sizeof(smx_synchro_t), nullptr);
+ xbt_dynar_t s_comms = xbt_dynar_new(sizeof(smx_activity_t), nullptr);
msg_comm_t comm;
unsigned int cursor;
xbt_dynar_foreach(comms, cursor, comm) {
msg_error_t status = MSG_OK;
try {
- finished_index = simcall_comm_waitany(s_comms);
+ finished_index = simcall_comm_waitany(s_comms, -1);
}
catch(xbt_ex& e) {
switch (e.category) {
* \param buff the data copied
* \param buff_size size of the buffer
*/
-void MSG_comm_copy_data_from_SIMIX(smx_synchro_t synchro, void* buff, size_t buff_size)
+void MSG_comm_copy_data_from_SIMIX(smx_activity_t synchro, void* buff, size_t buff_size)
{
- simgrid::simix::Comm *comm = static_cast<simgrid::simix::Comm*>(synchro);
+ simgrid::kernel::activity::Comm *comm = static_cast<simgrid::kernel::activity::Comm*>(synchro);
SIMIX_comm_copy_pointer_callback(comm, buff, buff_size);
// notify the user callback if any
if (msg_global->task_copy_callback) {
- msg_task_t task = (msg_task_t) buff;
+ msg_task_t task = static_cast<msg_task_t>(buff);
msg_global->task_copy_callback(task, comm->src_proc, comm->dst_proc);
}
}
msg_error_t ret = MSG_OK;
simdata_task_t t_simdata = nullptr;
msg_process_t process = MSG_process_self();
- simdata_process_t p_simdata = (simdata_process_t) SIMIX_process_self_get_data();
- msg_mailbox_t mailbox = MSG_mailbox_get_by_alias(alias);
+ simdata_process_t p_simdata = static_cast<simdata_process_t>(SIMIX_process_self_get_data());
+ simgrid::s4u::MailboxPtr mailbox = simgrid::s4u::Mailbox::byName(alias);
int call_end = TRACE_msg_task_put_start(task); //must be after CHECK_HOST()
/* Prepare the task to send */
t_simdata = task->simdata;
t_simdata->sender = process;
- t_simdata->source = ((simdata_process_t) SIMIX_process_self_get_data())->m_host;
+ t_simdata->source = (static_cast<simdata_process_t>(SIMIX_process_self_get_data())) ->m_host;
t_simdata->setUsed();
/* Try to send it by calling SIMIX network layer */
try {
- smx_synchro_t comm = nullptr; /* MC needs the comm to be set to nullptr during the simix call */
- comm = simcall_comm_isend(SIMIX_process_self(), mailbox,t_simdata->bytes_amount,
+ smx_activity_t comm = nullptr; /* MC needs the comm to be set to nullptr during the simix call */
+ comm = simcall_comm_isend(SIMIX_process_self(), mailbox->getImpl(),t_simdata->bytes_amount,
t_simdata->rate, task, sizeof(void *), nullptr, nullptr, nullptr, task, 0);
if (TRACE_is_enabled())
simcall_set_category(comm, task->category);
- t_simdata->comm = static_cast<simgrid::simix::Comm*>(comm);
+ t_simdata->comm = static_cast<simgrid::kernel::activity::Comm*>(comm);
simcall_comm_wait(comm, timeout);
}
catch (xbt_ex& e) {
p_simdata->waiting_task = nullptr;
if (call_end)
TRACE_msg_task_put_end();
- MSG_RETURN(ret);
+ return ret;
}
/** \ingroup msg_task_usage
*/
int MSG_task_listen(const char *alias)
{
- smx_mailbox_t mbox = MSG_mailbox_get_by_alias(alias);
- return !MSG_mailbox_is_empty(mbox) || (mbox->permanent_receiver && !mbox->done_comm_queue->empty());
+ simgrid::s4u::MailboxPtr mbox = simgrid::s4u::Mailbox::byName(alias);
+ return !mbox->empty() ||
+ (mbox->getImpl()->permanent_receiver && !mbox->getImpl()->done_comm_queue.empty());
}
/** \ingroup msg_task_usage
*/
int MSG_task_listen_from(const char *alias)
{
- msg_task_t task;
+ simgrid::s4u::MailboxPtr mbox = simgrid::s4u::Mailbox::byName(alias);
+ simgrid::kernel::activity::Comm* comm = static_cast<simgrid::kernel::activity::Comm*>(mbox->front());
- if (nullptr == (task = MSG_mailbox_front(MSG_mailbox_get_by_alias(alias))))
+ if (!comm)
return -1;
- return MSG_process_get_PID(task->simdata->sender);
+ return MSG_process_get_PID( static_cast<msg_task_t>(comm->src_data)->simdata->sender );
}
/** \ingroup msg_task_usage
*/
const char *MSG_as_router_get_property_value(const char* asr, const char *name)
{
- return (char*) xbt_dict_get_or_null(MSG_as_router_get_properties(asr), name);
+ return static_cast<char*>(xbt_dict_get_or_null(MSG_as_router_get_properties(asr), name));
}
/**
* \param asr the name of a router or AS
* \param name a property name
* \param value what to change the property to
- * \param free_ctn the freeing function to use to kill the value on need
*/
-void MSG_as_router_set_property_value(const char* asr, const char *name, char *value,void_f_pvoid_t free_ctn) {
- xbt_dict_set(MSG_as_router_get_properties(asr), name, value,free_ctn);
+void MSG_as_router_set_property_value(const char* asr, const char* name, char* value)
+{
+ xbt_dict_set(MSG_as_router_get_properties(asr), name, value, nullptr);
}