+/* Copyright (c) 2013-2015. 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 "network_constant.hpp"
-#include "surf/random_mgr.h"
XBT_LOG_EXTERNAL_DEFAULT_CATEGORY(surf_network);
-static int host_number_int = 0;
-
-static void netcste_count_hosts(sg_platf_host_cbarg_t /*h*/) {
- host_number_int++;
-}
/*********
* Model *
*********/
void surf_network_model_init_Constant()
{
- xbt_assert(surf_network_model == NULL);
- surf_network_model = new NetworkConstantModel();
+ xbt_assert(surf_network_model == nullptr);
+ surf_network_model = new simgrid::surf::NetworkConstantModel();
+ all_existing_models->push_back(surf_network_model);
+}
- sg_platf_host_add_cb(netcste_count_hosts);
+namespace simgrid {
+namespace surf {
+LinkImpl* NetworkConstantModel::createLink(const char* name, double bw, double lat, e_surf_link_sharing_policy_t policy)
+{
- ModelPtr model = static_cast<ModelPtr>(surf_network_model);
- xbt_dynar_push(model_list, &model);
+ xbt_die("Refusing to create the link %s: there is no link in the Constant network model. "
+ "Please remove any link from your platform (and switch to routing='None')",
+ name);
+ return nullptr;
}
-double NetworkConstantModel::shareResources(double /*now*/)
+double NetworkConstantModel::nextOccuringEvent(double /*now*/)
{
- void *_action = NULL;
- NetworkConstantActionLmmPtr action = NULL;
double min = -1.0;
- xbt_swag_t actionSet = getRunningActionSet();
- xbt_swag_foreach(_action, actionSet) {
- action = dynamic_cast<NetworkConstantActionLmmPtr>(static_cast<ActionPtr>(_action));
- if (action->m_latency > 0) {
- if (min < 0)
- min = action->m_latency;
- else if (action->m_latency < min)
- min = action->m_latency;
- }
+ ActionList* actionSet = getRunningActionSet();
+ ActionList::iterator it(actionSet->begin());
+ ActionList::iterator itend(actionSet->end());
+ for (; it != itend; ++it) {
+ NetworkConstantAction* action = static_cast<NetworkConstantAction*>(&*it);
+ if (action->latency_ > 0 && (min < 0 || action->latency_ < min))
+ min = action->latency_;
}
return min;
void NetworkConstantModel::updateActionsState(double /*now*/, double delta)
{
- void *_action, *_next_action;
- NetworkConstantActionLmmPtr action = NULL;
- xbt_swag_t actionSet = getRunningActionSet();
- xbt_swag_foreach_safe(_action, _next_action, actionSet) {
- action = dynamic_cast<NetworkConstantActionLmmPtr>(static_cast<ActionPtr>(_action));
- if (action->m_latency > 0) {
- if (action->m_latency > delta) {
- double_update(&(action->m_latency), delta);
+ NetworkConstantAction* action = nullptr;
+ ActionList* actionSet = getRunningActionSet();
+ ActionList::iterator it(actionSet->begin());
+ ActionList::iterator itNext = it;
+ ActionList::iterator itend(actionSet->end());
+ for (; it != itend; it = itNext) {
+ ++itNext;
+ action = static_cast<NetworkConstantAction*>(&*it);
+ if (action->latency_ > 0) {
+ if (action->latency_ > delta) {
+ double_update(&(action->latency_), delta, sg_surf_precision);
} else {
- action->m_latency = 0.0;
+ action->latency_ = 0.0;
}
}
- action->updateRemains(action->getCost() * delta / action->m_latInit);
+ action->updateRemains(action->getCost() * delta / action->initialLatency_);
if (action->getMaxDuration() != NO_MAX_DURATION)
action->updateMaxDuration(delta);
- if (action->getRemains() <= 0) {
- action->finish();
- action->setState(SURF_ACTION_DONE);
- } else if ((action->getMaxDuration() != NO_MAX_DURATION)
- && (action->getMaxDuration() <= 0)) {
+ if (((action->getRemainsNoUpdate() <= 0) ||
+ ((action->getMaxDuration() != NO_MAX_DURATION) && (action->getMaxDuration() <= 0)))) {
action->finish();
- action->setState(SURF_ACTION_DONE);
+ action->setState(Action::State::done);
}
}
}
-ActionPtr NetworkConstantModel::communicate(RoutingEdgePtr src, RoutingEdgePtr dst,
- double size, double rate)
+Action* NetworkConstantModel::communicate(s4u::Host* src, s4u::Host* dst, double size, double rate)
{
- char *src_name = src->p_name;
- char *dst_name = dst->p_name;
-
- XBT_IN("(%s,%s,%g,%g)", src_name, dst_name, size, rate);
- NetworkConstantActionLmmPtr action = new NetworkConstantActionLmm(this, size, sg_latency_factor);
- XBT_OUT();
+ NetworkConstantAction* action = new NetworkConstantAction(this, size, sg_latency_factor);
+ simgrid::s4u::Link::onCommunicate(action, src, dst);
return action;
}
-/************
- * Resource *
- ************/
-bool NetworkConstantLinkLmm::isUsed()
-{
- return 0;
-}
-
-void NetworkConstantLinkLmm::updateState(tmgr_trace_event_t /*event_type*/,
- double /*value*/, double /*time*/)
-{
- DIE_IMPOSSIBLE;
-}
-
-double NetworkConstantLinkLmm::getBandwidth()
-{
- DIE_IMPOSSIBLE;
- return -1.0; /* useless since DIE actually abort(), but eclipse prefer to have a useless and harmless return */
-}
-
-double NetworkConstantLinkLmm::getLatency()
-{
- DIE_IMPOSSIBLE;
- return -1.0; /* useless since DIE actually abort(), but eclipse prefer to have a useless and harmless return */
-}
-
-bool NetworkConstantLinkLmm::isShared()
-{
- DIE_IMPOSSIBLE;
- return -1; /* useless since DIE actually abort(), but eclipse prefer to have a useless and harmless return */
-}
-
/**********
* Action *
**********/
-
-int NetworkConstantActionLmm::unref()
+NetworkConstantAction::NetworkConstantAction(NetworkConstantModel* model_, double size, double latency)
+ : NetworkAction(model_, size, false), initialLatency_(latency)
{
- m_refcount--;
- if (!m_refcount) {
- xbt_swag_remove(static_cast<ActionPtr>(this), p_stateSet);
- delete this;
- return 1;
+ latency_ = latency;
+ if (latency_ <= 0.0) {
+ stateSet_ = model_->getDoneActionSet();
+ stateSet_->push_back(*this);
}
- return 0;
-}
+};
-void NetworkConstantActionLmm::cancel()
-{
- return;
+NetworkConstantAction::~NetworkConstantAction() = default;
}
-
-#ifdef HAVE_TRACING
-void NetworkConstantActionLmm::setCategory(const char */*category*/)
-{
- //ignore completely the categories in constant model, they are not traced
-}
-#endif
-
-void NetworkConstantActionLmm::suspend()
-{
- m_suspended = true;
}
-
-void NetworkConstantActionLmm::resume()
-{
- if (m_suspended)
- m_suspended = false;
-}
-
-void NetworkConstantActionLmm::recycle()
-{
- return;
-}
-
-bool NetworkConstantActionLmm::isSuspended()
-{
- return m_suspended;
-}
-
