X-Git-Url: http://info.iut-bm.univ-fcomte.fr/pub/gitweb/simgrid.git/blobdiff_plain/983ca84f3ac2d74ba56145026d89bd11f3f096e5..90f32f7c90becc16c9d62c3e2aee19b904698b3d:/src/s4u/s4u_host.cpp

diff --git a/src/s4u/s4u_host.cpp b/src/s4u/s4u_host.cpp
index c9204c3959..a75aea9657 100644
--- a/src/s4u/s4u_host.cpp
+++ b/src/s4u/s4u_host.cpp
@@ -4,53 +4,213 @@
 /* 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/log.h"
-#include "msg/msg_private.h"
-#include "simix/smx_process_private.h"
+#include <string>
+#include <functional>
+#include <stdexcept>
+
+#include <unordered_map>
 
+#include "simgrid/simix.hpp"
+#include "src/surf/HostImpl.hpp"
+#include "xbt/log.h"
+#include "src/msg/msg_private.h"
+#include "src/simix/ActorImpl.hpp"
+#include "src/simix/smx_private.h"
+#include "src/surf/cpu_interface.hpp"
 #include "simgrid/s4u/host.hpp"
+#include "simgrid/s4u/storage.hpp"
+
+int MSG_HOST_LEVEL = -1;
+int USER_HOST_LEVEL = -1;
+
+namespace simgrid {
+
+namespace xbt {
+template class Extendable<simgrid::s4u::Host>;
+}
+
+namespace s4u {
+
+simgrid::xbt::signal<void(Host&)> Host::onCreation;
+simgrid::xbt::signal<void(Host&)> Host::onDestruction;
+simgrid::xbt::signal<void(Host&)> Host::onStateChange;
+
+Host::Host(const char* name)
+  : name_(name)
+{
+}
 
-using namespace simgrid;
+Host::~Host() {
+  delete pimpl_cpu;
+  delete pimpl_netcard;
+  delete mounts;
+}
 
-boost::unordered_map<std::string, simgrid::s4u::Host*> *simgrid::s4u::Host::hosts
-		= new boost::unordered_map<std::string, simgrid::s4u::Host*>();
+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;
+}
+Host* Host::by_name_or_null(const char* name)
+{
+  return (Host*) xbt_dict_get_or_null(host_list, name);
+}
+Host* Host::by_name_or_create(const char* name)
+{
+  Host* host = by_name_or_null(name);
+  if (host == nullptr) {
+    host = new Host(name);
+    xbt_dict_set(host_list, name, host, nullptr);
+  }
+  return host;
+}
 
-s4u::Host::Host(const char*name) {
-	p_sghost = sg_host_by_name(name);
-	if (p_sghost==NULL)
-		xbt_die("No such host: %s",name); //FIXME: raise an exception
+Host *Host::current(){
+  smx_actor_t smx_proc = SIMIX_process_self();
+  if (smx_proc == nullptr)
+    xbt_die("Cannot call Host::current() from the maestro context");
+  return smx_proc->host;
 }
 
-s4u::Host *s4u::Host::byName(std::string name) {
-	s4u::Host * res = NULL;
-	try {
-		res = hosts->at(name);
-	} catch (std::out_of_range& e) {}
+void Host::turnOn() {
+  simgrid::simix::kernelImmediate(std::bind(SIMIX_host_on, this));
+}
 
-	if (res==NULL) {
-		res = new s4u::Host(name.c_str());
-		hosts->insert({name,res});
-	}
-	return res;
+void Host::turnOff() {
+  simgrid::simix::kernelImmediate(std::bind(SIMIX_host_off, this, SIMIX_process_self()));
 }
-s4u::Host *s4u::Host::current(){
-	smx_process_t smx_proc = SIMIX_process_self();
-	if (smx_proc == NULL)
-		xbt_die("Cannot call Host::current() from the maestro context");
 
-	return s4u::Host::byName(SIMIX_host_get_name(SIMIX_process_get_host(smx_proc)));
+bool Host::isOn() {
+  return this->pimpl_cpu->isOn();
 }
 
-const char* s4u::Host::getName() {
-	return sg_host_name(p_sghost);
+int Host::pstatesCount() const {
+  return this->pimpl_cpu->getNbPStates();
 }
 
-void s4u::Host::turnOn() {
-	simcall_host_on(p_sghost);
+boost::unordered_map<std::string, Storage*> const& Host::mountedStorages() {
+  if (mounts == nullptr) {
+    mounts = new boost::unordered_map<std::string, Storage*> ();
+
+    xbt_dict_t dict = this->mountedStoragesAsDict();
+
+    xbt_dict_cursor_t cursor;
+    char *mountname;
+    char *storagename;
+    xbt_dict_foreach(dict, cursor, mountname, storagename) {
+      mounts->insert({mountname, &Storage::byName(storagename)});
+    }
+    xbt_dict_free(&dict);
+  }
+
+  return *mounts;
 }
-void s4u::Host::turnOff() {
-	simcall_host_off(p_sghost);
+
+/** Get the properties assigned to a host */
+xbt_dict_t Host::properties() {
+  return simgrid::simix::kernelImmediate([&] {
+    simgrid::surf::HostImpl* surf_host = this->extension<simgrid::surf::HostImpl>();
+    return surf_host->getProperties();
+  });
+}
+
+/** Retrieve the property value (or nullptr if not set) */
+const char*Host::property(const char*key) {
+  simgrid::surf::HostImpl* surf_host = this->extension<simgrid::surf::HostImpl>();
+  return surf_host->getProperty(key);
 }
-bool s4u::Host::isOn() {
-	return simcall_host_get_state(p_sghost);
+void Host::setProperty(const char*key, const char *value){
+  simgrid::simix::kernelImmediate([&] {
+    simgrid::surf::HostImpl* surf_host = this->extension<simgrid::surf::HostImpl>();
+    surf_host->setProperty(key,value);
+  });
 }
+
+/** Get the processes attached to the host */
+xbt_swag_t Host::processes()
+{
+  return simgrid::simix::kernelImmediate([&]() {
+    return this->extension<simgrid::simix::Host>()->process_list;
+  });
+}
+
+/** Get the peak power of a host */
+double Host::getPstateSpeedCurrent()
+{
+  return simgrid::simix::kernelImmediate([&] {
+    return this->pimpl_cpu->getPstateSpeedCurrent();
+  });
+}
+
+/** Get one power peak (in flops/s) of a host at a given pstate */
+double Host::getPstateSpeed(int pstate_index)
+{
+  return simgrid::simix::kernelImmediate([&] {
+    return this->pimpl_cpu->getPstateSpeed(pstate_index);
+  });
+}
+
+/** @brief Get the speed of the cpu associated to a host */
+double Host::speed() {
+  return pimpl_cpu->getSpeed(1.0);
+}
+/** @brief Returns the number of core of the processor. */
+int Host::coresCount() {
+  return pimpl_cpu->getCore();
+}
+
+/** @brief Set the pstate at which the host should run */
+void Host::setPstate(int pstate_index)
+{
+  simgrid::simix::kernelImmediate(std::bind(
+      &simgrid::surf::Cpu::setPState, pimpl_cpu, pstate_index
+  ));
+}
+/** @brief Retrieve the pstate at which the host is currently running */
+int Host::pstate()
+{
+  return pimpl_cpu->getPState();
+}
+
+void Host::parameters(vm_params_t params)
+{
+  simgrid::simix::kernelImmediate([&]() {
+    this->extension<simgrid::surf::HostImpl>()->getParams(params);
+  });
+}
+
+void Host::setParameters(vm_params_t params)
+{
+  simgrid::simix::kernelImmediate([&]() {
+    this->extension<simgrid::surf::HostImpl>()->setParams(params);
+  });
+}
+
+/**
+ * \ingroup simix_storage_management
+ * \brief Returns the list of storages mounted on an host.
+ * \return a dict containing all storages mounted on the host
+ */
+xbt_dict_t Host::mountedStoragesAsDict()
+{
+  return simgrid::simix::kernelImmediate([&] {
+    return this->extension<simgrid::surf::HostImpl>()->getMountedStorageList();
+  });
+}
+
+/**
+ * \ingroup simix_storage_management
+ * \brief Returns the list of storages attached to an host.
+ * \return a dict containing all storages attached to the host
+ */
+xbt_dynar_t Host::attachedStorages()
+{
+  return simgrid::simix::kernelImmediate([&] {
+    return this->extension<simgrid::surf::HostImpl>()->getAttachedStorageList();
+  });
+}
+
+} // namespace simgrid
+} // namespace s4u