class XBT_PUBLIC VirtualMachine : public s4u::Host {
kernel::resource::VirtualMachineImpl* const pimpl_vm_;
+ /* Signals about the life cycle of the VM */
+ static xbt::signal<void(VirtualMachine&)> on_creation;
+ static xbt::signal<void(VirtualMachine const&)> on_start;
+ static xbt::signal<void(VirtualMachine const&)> on_started;
+ static xbt::signal<void(VirtualMachine const&)> on_shutdown;
+ static xbt::signal<void(VirtualMachine const&)> on_suspend;
+ static xbt::signal<void(VirtualMachine const&)> on_resume;
+ static xbt::signal<void(VirtualMachine const&)> on_migration_start;
+ static xbt::signal<void(VirtualMachine const&)> on_migration_end;
+ static xbt::signal<void(VirtualMachine const&)> on_destruction;
+
public:
- explicit VirtualMachine(const std::string& name, Host* physical_host, int core_amount);
- explicit VirtualMachine(const std::string& name, Host* physical_host, int core_amount, size_t ramsize);
+ explicit VirtualMachine(const std::string& name, Host* physical_host, int core_amount, size_t ramsize = 1024);
#ifndef DOXYGEN
// No copy/move
size_t get_ramsize() const;
VirtualMachine* set_ramsize(size_t ramsize);
VirtualMachine* set_bound(double bound);
+ void start_migration() const;
+ void end_migration() const;
State get_state() const;
+
+ /* Callbacks on signals */
static void on_creation_cb(const std::function<void(VirtualMachine&)>& cb) { on_creation.connect(cb); }
static void on_start_cb(const std::function<void(VirtualMachine const&)>& cb) { on_start.connect(cb); }
static void on_started_cb(const std::function<void(VirtualMachine const&)>& cb) { on_started.connect(cb); }
{
on_migration_end.connect(cb);
}
-#ifndef DOXYGEN
- /* FIXME the signals should be private */
- static xbt::signal<void(VirtualMachine const&)> on_migration_start;
- static xbt::signal<void(VirtualMachine const&)> on_migration_end;
- static xbt::signal<void(VirtualMachine const&)> on_destruction;
-#endif
-
-private:
- static xbt::signal<void(VirtualMachine&)> on_creation;
- static xbt::signal<void(VirtualMachine const&)> on_start;
- static xbt::signal<void(VirtualMachine const&)> on_started;
- static xbt::signal<void(VirtualMachine const&)> on_shutdown;
- static xbt::signal<void(VirtualMachine const&)> on_suspend;
- static xbt::signal<void(VirtualMachine const&)> on_resume;
};
} // namespace s4u
} // namespace simgrid
EXTENSION_ID = Host::extension_create<VmHostExt>();
}
-VirtualMachine::VirtualMachine(const std::string& name, s4u::Host* physical_host, int core_amount)
- : VirtualMachine(name, physical_host, core_amount, 1024)
-{
-}
-
VirtualMachine::VirtualMachine(const std::string& name, s4u::Host* physical_host, int core_amount, size_t ramsize)
: Host(new kernel::resource::VirtualMachineImpl(name, this, physical_host, core_amount, ramsize))
, pimpl_vm_(dynamic_cast<kernel::resource::VirtualMachineImpl*>(Host::get_impl()))
shutdown();
XBT_DEBUG("destroy %s", get_cname());
-
+ on_destruction(*this);
/* Then, destroy the VM object */
kernel::actor::simcall([this]() {
get_vm_impl()->vm_destroy();
return this;
}
+void VirtualMachine::start_migration() const
+{
+ pimpl_vm_->start_migration();
+ on_migration_start(*this);
+}
+
+void VirtualMachine::end_migration() const
+{
+ pimpl_vm_->end_migration();
+ on_migration_end(*this);
+}
+
} // namespace s4u
} // namespace simgrid