-/* Copyright (c) 2013-2014. The SimGrid Team.
+/* Copyright (c) 2013-2015. The SimGrid Team.
* All rights reserved. */
/* This program is free software; you can redistribute it and/or modify it
#include "host_interface.hpp"
-#include "simix/smx_private.h"
+#include <simgrid/Host.hpp>
+
+#include "src/simix/smx_private.h"
#include "cpu_cas01.hpp"
#include "simgrid/sg_config.h"
#include "network_interface.hpp"
-#include "vm_interface.hpp"
+#include "virtual_machine.hpp"
XBT_LOG_NEW_DEFAULT_SUBCATEGORY(surf_host, surf,
"Logging specific to the SURF host module");
-HostModel *surf_host_model = NULL;
+simgrid::surf::HostModel *surf_host_model = NULL;
+
+void host_add_traces(){
+ surf_host_model->addTraces();
+}
/*************
* Callbacks *
*************/
-surf_callback(void, Host*) hostCreatedCallbacks;
-surf_callback(void, Host*) hostDestructedCallbacks;
-surf_callback(void, Host*, e_surf_resource_state_t, e_surf_resource_state_t) hostStateChangedCallbacks;
-surf_callback(void, HostAction*, e_surf_action_state_t, e_surf_action_state_t) hostActionStateChangedCallbacks;
+namespace simgrid {
+namespace surf {
-void host_parse_init(sg_platf_host_cbarg_t host)
-{
- surf_host_model->createHost(host->id);
-}
-
-void host_add_traces(){
- surf_host_model->addTraces();
-}
+simgrid::xbt::Extension<simgrid::Host, Host> Host::EXTENSION_ID;
/*********
* Model *
*********/
+Host *HostModel::createHost(const char *name,NetCard *netElm, Cpu *cpu, xbt_dict_t props){
+ xbt_dynar_t storageList = (xbt_dynar_t)xbt_lib_get_or_null(storage_lib, name, ROUTING_STORAGE_HOST_LEVEL);
+
+ Host *host = new simgrid::surf::Host(surf_host_model, name, props, storageList, cpu);
+ XBT_DEBUG("Create host %s with %ld mounted disks", name, xbt_dynar_length(host->p_storage));
+ return host;
+}
+
/* Each VM has a dummy CPU action on the PM layer. This CPU action works as the
* constraint (capacity) of the VM in the PM layer. If the VM does not have any
* active task, the dummy CPU action must be deactivated, so that the VM does
VMModel::ws_vms.begin();
iter != VMModel::ws_vms.end(); ++iter) {
- VM *ws_vm = &*iter;
+ VirtualMachine *ws_vm = &*iter;
CpuCas01 *cpu_cas01 = static_cast<CpuCas01*>(ws_vm->p_cpu);
xbt_assert(cpu_cas01, "cpu-less host");
/************
* Resource *
************/
-Host::Host(Model *model, const char *name, xbt_dict_t props,
- xbt_dynar_t storage, RoutingEdge *netElm, Cpu *cpu)
- : Resource(model, name, props)
- , p_storage(storage), p_netElm(netElm), p_cpu(cpu)
+simgrid::xbt::signal<void(simgrid::surf::Host*)> Host::onCreation;
+simgrid::xbt::signal<void(simgrid::surf::Host*)> Host::onDestruction;
+simgrid::xbt::signal<void(simgrid::surf::Host*)> Host::onStateChange;
+
+void Host::classInit()
{
- p_params.ramsize = 0;
- surf_callback_emit(hostCreatedCallbacks, this);
+ if (!EXTENSION_ID.valid()) {
+ EXTENSION_ID = simgrid::Host::extension_create<simgrid::surf::Host>([](void *h) {
+ static_cast<simgrid::surf::Host*>(h)->destroy();
+ });
+ }
}
-Host::Host(Model *model, const char *name, xbt_dict_t props, lmm_constraint_t constraint,
- xbt_dynar_t storage, RoutingEdge *netElm, Cpu *cpu)
- : Resource(model, name, props, constraint)
- , p_storage(storage), p_netElm(netElm), p_cpu(cpu)
+Host::Host(simgrid::surf::HostModel *model, const char *name, xbt_dict_t props,
+ xbt_dynar_t storage, Cpu *cpu)
+ : Resource(model, name)
+ , PropertyHolder(props)
+ , p_storage(storage), p_cpu(cpu)
{
p_params.ramsize = 0;
- surf_callback_emit(hostCreatedCallbacks, this);
}
-Host::~Host(){
- surf_callback_emit(hostDestructedCallbacks, this);
+Host::Host(simgrid::surf::HostModel *model, const char *name, xbt_dict_t props, lmm_constraint_t constraint,
+ xbt_dynar_t storage, Cpu *cpu)
+ : Resource(model, name, constraint)
+ , PropertyHolder(props)
+ , p_storage(storage), p_cpu(cpu)
+{
+ p_params.ramsize = 0;
}
-void Host::setState(e_surf_resource_state_t state){
- e_surf_resource_state_t old = Resource::getState();
- Resource::setState(state);
- surf_callback_emit(hostStateChangedCallbacks, this, old, state);
- p_cpu->setState(state);
+/** @brief use destroy() instead of this destructor */
+Host::~Host()
+{
+ xbt_assert(currentlyDestroying_, "Don't delete Hosts directly. Call destroy() instead.");
+ delete p_cpu;
+ // FIXME: VM plays strange games, leading to segfaults if I do the expected thing of next line
+ // delete p_netElm;
+ // delete p_storage;
+}
+/** @brief Fire the require callbacks and destroy the object
+ *
+ * Don't delete directly an Host, call h->destroy() instead.
+ */
+void Host::destroy()
+{
+ if (!currentlyDestroying_) {
+ currentlyDestroying_ = true;
+ onDestruction(this);
+ delete this;
+ }
}
-xbt_dict_t Host::getProperties()
+void Host::attach(simgrid::Host* host)
{
- return p_cpu->getProperties();
+ if (p_host != nullptr)
+ xbt_die("Already attached to host %s", host->getName().c_str());
+ host->extension_set(this);
+ p_host = host;
+ onCreation(this);
}
-Storage *Host::findStorageOnMountList(const char* mount)
+bool Host::isOn() {
+ return p_cpu->isOn();
+}
+bool Host::isOff() {
+ return p_cpu->isOff();
+}
+void Host::turnOn(){
+ if (isOff()) {
+ p_cpu->turnOn();
+ onStateChange(this);
+ }
+}
+void Host::turnOff(){
+ if (isOn()) {
+ p_cpu->turnOff();
+ onStateChange(this);
+ }
+}
+
+simgrid::surf::Storage *Host::findStorageOnMountList(const char* mount)
{
- Storage *st = NULL;
+ simgrid::surf::Storage *st = NULL;
s_mount_t mnt;
unsigned int cursor;
{
XBT_DEBUG("See '%s'",mnt.name);
if(!strcmp(mount,mnt.name)){
- st = static_cast<Storage*>(mnt.storage);
+ st = static_cast<simgrid::surf::Storage*>(mnt.storage);
break;
}
}
char *storage_name = NULL;
xbt_dynar_foreach(p_storage,i,mnt){
- storage_name = (char *)static_cast<Storage*>(mnt.storage)->getName();
+ storage_name = (char *)static_cast<simgrid::surf::Storage*>(mnt.storage)->getName();
xbt_dict_set(storage_list,mnt.name,storage_name,NULL);
}
return storage_list;
xbt_dynar_t result = xbt_dynar_new(sizeof(void*), NULL);
xbt_lib_foreach(storage_lib, cursor, key, data) {
if(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL) != NULL) {
- Storage *storage = static_cast<Storage*>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
+ simgrid::surf::Storage *storage = static_cast<simgrid::surf::Storage*>(xbt_lib_get_level(xbt_lib_get_elm_or_null(storage_lib, key), SURF_STORAGE_LEVEL));
if(!strcmp((const char*)storage->p_attach,this->getName())){
xbt_dynar_push_as(result, void *, (void*)storage->getName());
}
Action *Host::open(const char* fullpath) {
- Storage *st = NULL;
+ simgrid::surf::Storage *st = NULL;
s_mount_t mnt;
unsigned int cursor;
size_t longest_prefix_length = 0;
if(!strcmp(file_mount_name,mnt.name) && strlen(mnt.name)>longest_prefix_length)
{/* The current mount name is found in the full path and is bigger than the previous*/
longest_prefix_length = strlen(mnt.name);
- st = static_cast<Storage*>(mnt.storage);
+ st = static_cast<simgrid::surf::Storage*>(mnt.storage);
}
free(file_mount_name);
}
}
Action *Host::close(surf_file_t fd) {
- Storage *st = findStorageOnMountList(fd->mount);
+ simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
XBT_DEBUG("CLOSE %s on disk '%s'",fd->name, st->getName());
return st->close(fd);
}
Action *Host::read(surf_file_t fd, sg_size_t size) {
- Storage *st = findStorageOnMountList(fd->mount);
+ simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
XBT_DEBUG("READ %s on disk '%s'",fd->name, st->getName());
return st->read(fd, size);
}
Action *Host::write(surf_file_t fd, sg_size_t size) {
- Storage *st = findStorageOnMountList(fd->mount);
+ simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
XBT_DEBUG("WRITE %s on disk '%s'",fd->name, st->getName());
return st->write(fd, size);
}
return -1;
} else {
- Storage *st = findStorageOnMountList(fd->mount);
+ simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
/* Check if the file is on this storage */
if (!xbt_dict_get_or_null(st->p_content, fd->name)){
XBT_WARN("File %s is not on disk %s. Impossible to unlink", fd->name,
xbt_dynar_t Host::getInfo( surf_file_t fd)
{
- Storage *st = findStorageOnMountList(fd->mount);
+ simgrid::surf::Storage *st = findStorageOnMountList(fd->mount);
sg_size_t *psize = xbt_new(sg_size_t, 1);
*psize = fd->size;
xbt_dynar_t info = xbt_dynar_new(sizeof(void*), NULL);
xbt_dynar_t Host::getVms()
{
- xbt_dynar_t dyn = xbt_dynar_new(sizeof(VM*), NULL);
+ xbt_dynar_t dyn = xbt_dynar_new(sizeof(simgrid::surf::VirtualMachine*), NULL);
/* iterate for all virtual machines */
- for (VMModel::vm_list_t::iterator iter =
- VMModel::ws_vms.begin();
- iter != VMModel::ws_vms.end(); ++iter) {
+ for (simgrid::surf::VMModel::vm_list_t::iterator iter =
+ simgrid::surf::VMModel::ws_vms.begin();
+ iter != simgrid::surf::VMModel::ws_vms.end(); ++iter) {
- VM *ws_vm = &*iter;
- if (this == ws_vm->p_subWs)
+ simgrid::surf::VirtualMachine *ws_vm = &*iter;
+ if (this == ws_vm->p_hostPM->extension(simgrid::surf::Host::EXTENSION_ID))
xbt_dynar_push(dyn, &ws_vm);
}
p_params = *params;
}
-/**********
- * Action *
- **********/
-
-void HostAction::setState(e_surf_action_state_t state){
- e_surf_action_state_t old = getState();
- Action::setState(state);
- surf_callback_emit(hostActionStateChangedCallbacks, this, old, state);
+}
}