#include "simgrid/s4u/host.hpp"
#include "simgrid/s4u/storage.hpp"
-xbt_dict_t host_list = nullptr; // FIXME: move it to Engine
+XBT_LOG_EXTERNAL_CATEGORY(surf_route);
+
+std::unordered_map<std::string, simgrid::s4u::Host*> host_list; // FIXME: move it to Engine
int MSG_HOST_LEVEL = -1;
int USER_HOST_LEVEL = -1;
: name_(name)
{
xbt_assert(sg_host_by_name(name) == nullptr, "Refusing to create a second host named '%s'.", name);
- xbt_dict_set(host_list, name, this, nullptr);
+ host_list[name_] = this;
}
Host::~Host()
{
if (!currentlyDestroying_) {
currentlyDestroying_ = true;
- xbt_dict_remove(host_list, name().c_str());
onDestruction(*this);
+ host_list.erase(name_);
delete this;
}
}
Host* Host::by_name(std::string name)
{
- Host* host = Host::by_name_or_null(name.c_str());
- // TODO, raise an exception instead?
- if (host == nullptr)
- xbt_die("No such host: '%s'", name.c_str());
- return host;
+ return host_list.at(name); // Will raise a std::out_of_range if the host does not exist
}
Host* Host::by_name_or_null(const char* name)
{
- if (host_list == nullptr)
- host_list = xbt_dict_new_homogeneous(nullptr);
- return (Host*) xbt_dict_get_or_null(host_list, name);
+ return by_name_or_null(std::string(name));
+}
+Host* Host::by_name_or_null(std::string name)
+{
+ if (host_list.find(name) == host_list.end())
+ return nullptr;
+ return host_list.at(name);
}
Host *Host::current(){
return this->pimpl_cpu->getNbPStates();
}
+/**
+ * \brief Find a route toward another host
+ *
+ * \param dest [IN] where to
+ * \param route [OUT] where to store the list of links (must exist, cannot be nullptr).
+ * \param latency [OUT] where to store the latency experienced on the path (or nullptr if not interested)
+ * It is the caller responsibility to initialize latency to 0 (we add to provided route)
+ * \pre route!=nullptr
+ *
+ * walk through the routing components tree and find a route between hosts
+ * by calling each "get_route" function in each routing component.
+ */
+void Host::routeTo(Host* dest, std::vector<Link*>* links, double* latency)
+{
+ simgrid::kernel::routing::AsImpl::getGlobalRoute(pimpl_netcard, dest->pimpl_netcard, links, latency);
+ if (XBT_LOG_ISENABLED(surf_route, xbt_log_priority_debug)) {
+ XBT_CDEBUG(surf_route, "Route from '%s' to '%s' (latency: %f):", cname(), dest->cname(),
+ (latency == nullptr ? -1 : *latency));
+ for (auto link : *links)
+ XBT_CDEBUG(surf_route, "Link %s", link->getName());
+ }
+}
+
boost::unordered_map<std::string, Storage*> const& Host::mountedStorages() {
if (mounts == nullptr) {
mounts = new boost::unordered_map<std::string, Storage*> ();
return pimpl_cpu->getPState();
}
-void Host::parameters(vm_params_t params)
-{
- simgrid::simix::kernelImmediate([&]() { this->pimpl_->getParams(params); });
-}
-
-void Host::setParameters(vm_params_t params)
-{
- simgrid::simix::kernelImmediate([&]() { this->pimpl_->setParams(params); });
-}
-
/**
* \ingroup simix_storage_management
* \brief Returns the list of storages mounted on an host.