#include <vector>
#include "simgrid/host.h"
+#include "simgrid/s4u/Engine.hpp"
#include "simgrid/s4u/Host.hpp"
#include "xbt/Extendable.hpp"
#include "xbt/dict.h"
#include "src/kernel/routing/NetPoint.hpp"
-#include "src/simix/smx_host_private.h"
+#include "src/simix/smx_host_private.hpp"
#include "src/surf/HostImpl.hpp"
#include "src/surf/cpu_interface.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(sg_host, sd, "Logging specific to sg_hosts");
-// FIXME: The following duplicates the content of s4u::Host
-namespace simgrid {
-namespace s4u {
-extern std::map<std::string, simgrid::s4u::Host*> host_list;
-}
-}
-
extern "C" {
-void sg_host_exit()
-{
- /* copy all names to not modify the map while iterating over it.
- *
- * Plus, the hosts are destroyed in the lexicographic order to ensure
- * that the output is reproducible: we don't want to kill them in the
- * pointer order as it could be platform-dependent, which would break
- * the tests.
- */
- std::vector<std::string> names = std::vector<std::string>();
- for (auto const& kv : simgrid::s4u::host_list)
- names.push_back(kv.second->getName());
-
- std::sort(names.begin(), names.end());
-
- for (auto const& name : names)
- simgrid::s4u::host_list.at(name)->destroy();
-
- // host_list.clear(); This would be sufficient if the dict would contain smart_ptr. It's now useless
-}
-
size_t sg_host_count()
{
- return simgrid::s4u::host_list.size();
+ return simgrid::s4u::Engine::getInstance()->getHostCount();
}
/** @brief Returns the host list
*
*/
sg_host_t *sg_host_list() {
xbt_assert(sg_host_count() > 0, "There is no host!");
+
return (sg_host_t*)xbt_dynar_to_array(sg_hosts_as_dynar());
}
{
xbt_dynar_t res = xbt_dynar_new(sizeof(sg_host_t),nullptr);
- for (auto const& kv : simgrid::s4u::host_list) {
- simgrid::s4u::Host* host = kv.second;
+ std::vector<simgrid::s4u::Host*> list;
+ simgrid::s4u::Engine::getInstance()->getHostList(&list);
+
+ for (auto const& host : list) {
if (host && host->pimpl_netpoint && host->pimpl_netpoint->isHost())
xbt_dynar_push(res, &host);
}
for (auto const& elm : host->getMountedStorages()) {
const char* mount_name = elm.first.c_str();
sg_storage_t storage = elm.second;
- xbt_dict_set(res, mount_name, (void*)storage->getName(), nullptr);
+ xbt_dict_set(res, mount_name, (void*)storage->getCname(), nullptr);
}
return res;
return host->getSpeed();
}
+/** \ingroup m_host_management
+ * \brief Return the number of cores.
+ *
+ * \param host a host
+ * \return the number of cores
+ */
+int sg_host_core_count(sg_host_t host)
+{
+ return host->getCoreCount();
+}
+
double sg_host_get_available_speed(sg_host_t host)
{
return host->pimpl_cpu->getAvailableSpeed();
host->setPstate(pstate);
}
+/** \ingroup m_host_management
+ *
+ * \brief Start the host if it is off
+ *
+ * See also #sg_host_is_on() and #sg_host_is_off() to test the current state of the host and @ref plugin_energy
+ * for more info on DVFS.
+ */
+void sg_host_turn_on(sg_host_t host)
+{
+ host->turnOn();
+}
+
+/** \ingroup m_host_management
+ *
+ * \brief Stop the host if it is on
+ *
+ * See also #MSG_host_is_on() and #MSG_host_is_off() to test the current state of the host and @ref plugin_energy
+ * for more info on DVFS.
+ */
+void sg_host_turn_off(sg_host_t host)
+{
+ host->turnOff();
+}
+
+/** @ingroup m_host_management
+ * @brief Determine if a host is up and running.
+ *
+ * See also #sg_host_turn_on() and #sg_host_turn_off() to switch the host ON and OFF and @ref plugin_energy for more
+ * info on DVFS.
+ *
+ * @param host host to test
+ * @return Returns true if the host is up and running, and false if it's currently down
+ */
+int sg_host_is_on(sg_host_t host)
+{
+ return host->isOn();
+}
+
+/** @ingroup m_host_management
+ * @brief Determine if a host is currently off.
+ *
+ * See also #sg_host_turn_on() and #sg_host_turn_off() to switch the host ON and OFF and @ref plugin_energy for more
+ * info on DVFS.
+ */
+int sg_host_is_off(sg_host_t host)
+{
+ return host->isOff();
+}
+
/** @brief Get the properties of an host */
xbt_dict_t sg_host_get_properties(sg_host_t host) {
xbt_dict_t as_dict = xbt_dict_new_homogeneous(xbt_free_f);
void sg_host_route(sg_host_t from, sg_host_t to, xbt_dynar_t links)
{
std::vector<simgrid::s4u::Link*> vlinks;
- from->routeTo(to, &vlinks, nullptr);
+ from->routeTo(to, vlinks, nullptr);
for (auto const& link : vlinks)
xbt_dynar_push(links, &link);
}
{
std::vector<simgrid::s4u::Link*> vlinks;
double res = 0;
- from->routeTo(to, &vlinks, &res);
+ from->routeTo(to, vlinks, &res);
return res;
}
/**
double min_bandwidth = -1.0;
std::vector<simgrid::s4u::Link*> vlinks;
- from->routeTo(to, &vlinks, nullptr);
+ from->routeTo(to, vlinks, nullptr);
for (auto const& link : vlinks) {
double bandwidth = link->bandwidth();
if (bandwidth < min_bandwidth || min_bandwidth < 0.0)