-/* Copyright (c) 2015-2018. The SimGrid Team. All rights reserved. */
+/* Copyright (c) 2015-2021. The SimGrid Team. All rights reserved. */
/* 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. */
#ifndef SIMGRID_S4U_VM_HPP
#define SIMGRID_S4U_VM_HPP
+#include <simgrid/forward.h>
#include <simgrid/s4u/Host.hpp>
-#include <simgrid/s4u/forward.hpp>
-
-enum e_surf_vm_state_t {
- SURF_VM_STATE_CREATED, /**< created, but not yet started */
- SURF_VM_STATE_RUNNING,
- SURF_VM_STATE_SUSPENDED, /**< Suspend/resume does not involve disk I/O, so we assume there is no transition states. */
- SURF_VM_STATE_DESTROYED
-};
+#include <xbt/utility.hpp>
namespace simgrid {
-namespace vm {
-class VirtualMachineImpl;
-};
-
namespace s4u {
+/** @brief Host extension for the VMs */
+class VmHostExt {
+public:
+ static xbt::Extension<s4u::Host, VmHostExt> EXTENSION_ID;
+
+ sg_size_t ramsize = 0; /* available ramsize (0= not taken into account) */
+ bool overcommit = true; /* Whether the host allows overcommiting more VM than the avail ramsize allows */
+ static void ensureVmExtInstalled();
+};
+
/** @ingroup s4u_api
*
* @tableofcontents
*
*/
class XBT_PUBLIC VirtualMachine : public s4u::Host {
- simgrid::vm::VirtualMachineImpl* pimpl_vm_ = nullptr;
- virtual ~VirtualMachine();
+ kernel::resource::VirtualMachineImpl* const pimpl_vm_;
public:
- explicit VirtualMachine(const char* name, s4u::Host* hostPm, int coreAmount);
- explicit VirtualMachine(const char* name, s4u::Host* hostPm, int coreAmount, size_t ramsize);
+ 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);
+#ifndef DOXYGEN
// No copy/move
VirtualMachine(VirtualMachine const&) = delete;
VirtualMachine& operator=(VirtualMachine const&) = delete;
+#endif
+
+ // enum class State { ... }
+ XBT_DECLARE_ENUM_CLASS(State,
+ CREATED, /**< created, but not yet started */
+ RUNNING,
+ SUSPENDED, /**< Suspend/resume does not involve disk I/O, so we assume there is no transition states. */
+ DESTROYED
+ );
+#ifndef DOXYGEN
+ using state XBT_ATTRIB_DEPRECATED_v332("Please use VirtualMachine::State") = State;
+#endif
- simgrid::vm::VirtualMachineImpl* getImpl() { return pimpl_vm_; }
+ kernel::resource::VirtualMachineImpl* get_vm_impl() const { return pimpl_vm_; }
void start();
void suspend();
void resume();
void shutdown();
- void destroy();
+ void destroy() override;
- simgrid::s4u::Host* getPm();
- void setPm(simgrid::s4u::Host * pm);
- size_t getRamsize();
- void setRamsize(size_t ramsize);
- void setBound(double bound);
+ Host* get_pm() const;
+ VirtualMachine* set_pm(Host* pm);
+ size_t get_ramsize() const;
+ VirtualMachine* set_ramsize(size_t ramsize);
+ VirtualMachine* set_bound(double bound);
- e_surf_vm_state_t getState();
- static simgrid::xbt::signal<void(simgrid::s4u::VirtualMachine*)> onVmShutdown;
+ State get_state() const;
+ 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;
};
-}
-} // namespace simgrid::s4u
+} // namespace s4u
+} // namespace simgrid
#endif